From d496a1c4c769839eb90e68c9b7519a3e2d1c9811 Mon Sep 17 00:00:00 2001
From: Nate Mielnik <nathan@outlook.com>
Date: Thu, 2 Jun 2016 11:54:16 -0400
Subject: [PATCH] 5.20.0

---
 CHANGES.md                   |   9 +++
 dist/js/medium-editor.js     | 140 +++++++++++++++++++++++++++++------
 dist/js/medium-editor.min.js |   8 +-
 package.json                 |   2 +-
 src/js/version.js            |   2 +-
 5 files changed, 131 insertions(+), 30 deletions(-)

diff --git a/CHANGES.md b/CHANGES.md
index d345e1c61..52ef0123d 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,12 @@
+5.20.0 / 2016-06-02
+==================
+* Fix anchor-preview bug where click preview no longer prefills href into anchor form
+* Add getEditorFromElement for retrieving an editor instance from an editor element
+* Respect form.reset for textarea elements within forms passed into the editor
+* Add getContent + resetContent helpers for retrieving/reverting content of editors
+* Add support for extensions preventing blur on editor when user interacts with extension elements
+
+
 5.19.1 / 2016-05-28
 ==================
 * Add feature for toggling anchor preview for empty or # links
diff --git a/dist/js/medium-editor.js b/dist/js/medium-editor.js
index 544b84e33..d1e51b1f7 100644
--- a/dist/js/medium-editor.js
+++ b/dist/js/medium-editor.js
@@ -1653,6 +1653,19 @@ MediumEditor.extensions = {};
          */
         setInactive: undefined,
 
+        /* getInteractionElements: [function ()]
+         *
+         * If the extension renders any elements that the user can interact with,
+         * this method should be implemented and return the root element or an array
+         * containing all of the root elements. MediumEditor will call this function
+         * during interaction to see if the user clicked on something outside of the editor.
+         * The elements are used to check if the target element of a click or
+         * other user event is a descendant of any extension elements.
+         * This way, the editor can also count user interaction within editor elements as
+         * interactions with the editor, and thus not trigger 'blur'
+         */
+        getInteractionElements: undefined,
+
         /************************ Helpers ************************
          * The following are helpers that are either set by MediumEditor
          * during initialization, or are helper methods which either
@@ -2416,6 +2429,26 @@ MediumEditor.extensions = {};
 (function () {
     'use strict';
 
+    function isElementDescendantOfExtension(extensions, element) {
+        return extensions.some(function (extension) {
+            if (typeof extension.getInteractionElements !== 'function') {
+                return false;
+            }
+
+            var extensionElements = extension.getInteractionElements();
+            if (!extensionElements) {
+                return false;
+            }
+
+            if (!Array.isArray(extensionElements)) {
+                extensionElements = [extensionElements];
+            }
+            return extensionElements.some(function (el) {
+                return MediumEditor.util.isDescendant(el, element, true);
+            });
+        });
+    }
+
     var Events = function (instance) {
         this.base = instance;
         this.options = this.base.options;
@@ -2792,21 +2825,16 @@ MediumEditor.extensions = {};
         },
 
         updateFocus: function (target, eventObj) {
-            var toolbar = this.base.getExtensionByName('toolbar'),
-                toolbarEl = toolbar ? toolbar.getToolbarElement() : null,
-                anchorPreview = this.base.getExtensionByName('anchor-preview'),
-                previewEl = (anchorPreview && anchorPreview.getPreviewElement) ? anchorPreview.getPreviewElement() : null,
-                hadFocus = this.base.getFocusedElement(),
+            var hadFocus = this.base.getFocusedElement(),
                 toFocus;
 
-            // For clicks, we need to know if the mousedown that caused the click happened inside the existing focused element.
-            // If so, we don't want to focus another element
+            // For clicks, we need to know if the mousedown that caused the click happened inside the existing focused element
+            // or one of the extension elements.  If so, we don't want to focus another element
             if (hadFocus &&
                     eventObj.type === 'click' &&
                     this.lastMousedownTarget &&
                     (MediumEditor.util.isDescendant(hadFocus, this.lastMousedownTarget, true) ||
-                     MediumEditor.util.isDescendant(toolbarEl, this.lastMousedownTarget, true) ||
-                     MediumEditor.util.isDescendant(previewEl, this.lastMousedownTarget, true))) {
+                     isElementDescendantOfExtension(this.base.extensions, this.lastMousedownTarget))) {
                 toFocus = hadFocus;
             }
 
@@ -2822,10 +2850,9 @@ MediumEditor.extensions = {};
                 }, this);
             }
 
-            // Check if the target is external (not part of the editor, toolbar, or anchorpreview)
+            // Check if the target is external (not part of the editor, toolbar, or any other extension)
             var externalEvent = !MediumEditor.util.isDescendant(hadFocus, target, true) &&
-                                !MediumEditor.util.isDescendant(toolbarEl, target, true) &&
-                                !MediumEditor.util.isDescendant(previewEl, target, true);
+                                !isElementDescendantOfExtension(this.base.extensions, target);
 
             if (toFocus !== hadFocus) {
                 // If element has focus, and focus is going outside of editor
@@ -3961,6 +3988,11 @@ MediumEditor.extensions = {};
             this.attachToEditables();
         },
 
+        getInteractionElements: function () {
+            return this.getPreviewElement();
+        },
+
+        // TODO: Remove this function in 6.0.0
         getPreviewElement: function () {
             return this.anchorPreview;
         },
@@ -4082,7 +4114,7 @@ MediumEditor.extensions = {};
                 this.base.delay(function () {
                     if (activeAnchor) {
                         var opts = {
-                            url: activeAnchor.attributes.href.value,
+                            value: activeAnchor.attributes.href.value,
                             target: activeAnchor.getAttribute('target'),
                             buttonClass: activeAnchor.getAttribute('class')
                         };
@@ -5807,6 +5839,10 @@ MediumEditor.extensions = {};
 
         // Toolbar accessors
 
+        getInteractionElements: function () {
+            return this.getToolbarElement();
+        },
+
         getToolbarElement: function () {
             if (!this.toolbar) {
                 this.toolbar = this.createToolbar();
@@ -6660,17 +6696,17 @@ MediumEditor.extensions = {};
         return !this.options.extensions['imageDragging'];
     }
 
-    function createContentEditable(textarea, id, doc) {
-        var div = doc.createElement('div'),
+    function createContentEditable(textarea) {
+        var div = this.options.ownerDocument.createElement('div'),
             now = Date.now(),
-            uniqueId = 'medium-editor-' + now + '-' + id,
+            uniqueId = 'medium-editor-' + now,
             atts = textarea.attributes;
 
         // Some browsers can move pretty fast, since we're using a timestamp
         // to make a unique-id, ensure that the id is actually unique on the page
-        while (doc.getElementById(uniqueId)) {
+        while (this.options.ownerDocument.getElementById(uniqueId)) {
             now++;
-            uniqueId = 'medium-editor-' + now + '-' + id;
+            uniqueId = 'medium-editor-' + now;
         }
 
         div.className = textarea.className;
@@ -6687,6 +6723,16 @@ MediumEditor.extensions = {};
             }
         }
 
+        // If textarea has a form, listen for reset on the form to clear
+        // the content of the created div
+        if (textarea.form) {
+            this.on(textarea.form, 'reset', function (event) {
+                if (!event.defaultPrevented) {
+                    this.resetContent(this.options.ownerDocument.getElementById(uniqueId));
+                }
+            }.bind(this));
+        }
+
         textarea.classList.add('medium-editor-hidden');
         textarea.parentNode.insertBefore(
             div,
@@ -6696,10 +6742,10 @@ MediumEditor.extensions = {};
         return div;
     }
 
-    function initElement(element, id) {
+    function initElement(element, editorId) {
         if (!element.getAttribute('data-medium-editor-element')) {
             if (element.nodeName.toLowerCase() === 'textarea') {
-                element = createContentEditable(element, id, this.options.ownerDocument);
+                element = createContentEditable.call(this, element);
 
                 // Make sure we only attach to editableInput once for <textarea> elements
                 if (!this.instanceHandleEditableInput) {
@@ -6727,10 +6773,17 @@ MediumEditor.extensions = {};
                 this.on(element, 'keyup', handleKeyup.bind(this));
             }
 
+            var elementId = MediumEditor.util.guid();
+
             element.setAttribute('data-medium-editor-element', true);
             element.setAttribute('role', 'textbox');
             element.setAttribute('aria-multiline', true);
-            element.setAttribute('medium-editor-index', MediumEditor.util.guid());
+            element.setAttribute('data-medium-editor-editor-index', editorId);
+            // TODO: Merge data-medium-editor-element and medium-editor-index attributes for 6.0.0
+            // medium-editor-index is not named correctly anymore and can be re-purposed to signify
+            // whether the element has been initialized or not
+            element.setAttribute('medium-editor-index', elementId);
+            initialContent[elementId] = element.innerHTML;
 
             this.events.attachAllEventsToElement(element);
         }
@@ -6949,6 +7002,8 @@ MediumEditor.extensions = {};
         }
     }
 
+    var initialContent = {};
+
     MediumEditor.prototype = {
         // NOT DOCUMENTED - exposed for backwards compatability
         init: function (elements, options) {
@@ -6967,6 +7022,7 @@ MediumEditor.extensions = {};
                 return;
             }
 
+            addToEditors.call(this, this.options.contentWindow);
             this.events = new MediumEditor.Events(this);
             this.elements = [];
 
@@ -6977,7 +7033,6 @@ MediumEditor.extensions = {};
             }
 
             this.isActive = true;
-            addToEditors.call(this, this.options.contentWindow);
 
             // Call initialization helpers
             initExtensions.call(this);
@@ -7012,6 +7067,7 @@ MediumEditor.extensions = {};
                 element.removeAttribute('role');
                 element.removeAttribute('aria-multiline');
                 element.removeAttribute('medium-editor-index');
+                element.removeAttribute('data-medium-editor-editor-index');
 
                 // Remove any elements created for textareas
                 if (element.getAttribute('medium-editor-textarea-id')) {
@@ -7470,11 +7526,38 @@ MediumEditor.extensions = {};
             }
         },
 
+        getContent: function (index) {
+            index = index || 0;
+
+            if (this.elements[index]) {
+                return this.elements[index].innerHTML.trim();
+            }
+            return null;
+        },
+
         checkContentChanged: function (editable) {
             editable = editable || MediumEditor.selection.getSelectionElement(this.options.contentWindow);
             this.events.updateInput(editable, { target: editable, currentTarget: editable });
         },
 
+        resetContent: function (element) {
+            // For all elements that exist in the this.elements array, we can assume:
+            // - Its initial content has been set in the initialContent object
+            // - It has a medium-editor-index attribute which is the key value in the initialContent object
+
+            if (element) {
+                var index = this.elements.indexOf(element);
+                if (index !== -1) {
+                    this.setContent(initialContent[element.getAttribute('medium-editor-index')], index);
+                }
+                return;
+            }
+
+            this.elements.forEach(function (el, idx) {
+                this.setContent(initialContent[el.getAttribute('medium-editor-index')], idx);
+            }, this);
+        },
+
         addElements: function (selector) {
             // Convert elements into an array
             var elements = createElementsArray(selector, this.options.ownerDocument, true);
@@ -7486,7 +7569,7 @@ MediumEditor.extensions = {};
 
             elements.forEach(function (element) {
                 // Initialize all new elements (we check that in those functions don't worry)
-                element = initElement.call(this, element);
+                element = initElement.call(this, element, this.id);
 
                 // Add new elements to our internal elements array
                 this.elements.push(element);
@@ -7518,6 +7601,15 @@ MediumEditor.extensions = {};
             }, this);
         }
     };
+
+    MediumEditor.getEditorFromElement = function (element) {
+        var index = element.getAttribute('data-medium-editor-editor-index'),
+            win = element && element.ownerDocument && (element.ownerDocument.defaultView || element.ownerDocument.parentWindow);
+        if (win && win._mediumEditors && win._mediumEditors[index]) {
+            return win._mediumEditors[index];
+        }
+        return null;
+    };
 }());
 
 (function () {
@@ -7558,7 +7650,7 @@ MediumEditor.parseVersionString = function (release) {
 
 MediumEditor.version = MediumEditor.parseVersionString.call(this, ({
     // grunt-bump looks for this:
-    'version': '5.19.1'
+    'version': '5.20.0'
 }).version);
 
     return MediumEditor;
diff --git a/dist/js/medium-editor.min.js b/dist/js/medium-editor.min.js
index bfd6a06d2..730b534e7 100644
--- a/dist/js/medium-editor.min.js
+++ b/dist/js/medium-editor.min.js
@@ -1,4 +1,4 @@
-"classList"in document.createElement("_")||!function(a){"use strict";if("Element"in a){var b="classList",c="prototype",d=a.Element[c],e=Object,f=String[c].trim||function(){return this.replace(/^\s+|\s+$/g,"")},g=Array[c].indexOf||function(a){for(var b=0,c=this.length;c>b;b++)if(b in this&&this[b]===a)return b;return-1},h=function(a,b){this.name=a,this.code=DOMException[a],this.message=b},i=function(a,b){if(""===b)throw new h("SYNTAX_ERR","An invalid or illegal string was specified");if(/\s/.test(b))throw new h("INVALID_CHARACTER_ERR","String contains an invalid character");return g.call(a,b)},j=function(a){for(var b=f.call(a.getAttribute("class")||""),c=b?b.split(/\s+/):[],d=0,e=c.length;e>d;d++)this.push(c[d]);this._updateClassName=function(){a.setAttribute("class",this.toString())}},k=j[c]=[],l=function(){return new j(this)};if(h[c]=Error[c],k.item=function(a){return this[a]||null},k.contains=function(a){return a+="",-1!==i(this,a)},k.add=function(){var a,b=arguments,c=0,d=b.length,e=!1;do a=b[c]+"",-1===i(this,a)&&(this.push(a),e=!0);while(++c<d);e&&this._updateClassName()},k.remove=function(){var a,b,c=arguments,d=0,e=c.length,f=!1;do for(a=c[d]+"",b=i(this,a);-1!==b;)this.splice(b,1),f=!0,b=i(this,a);while(++d<e);f&&this._updateClassName()},k.toggle=function(a,b){a+="";var c=this.contains(a),d=c?b!==!0&&"remove":b!==!1&&"add";return d&&this[d](a),b===!0||b===!1?b:!c},k.toString=function(){return this.join(" ")},e.defineProperty){var m={get:l,enumerable:!0,configurable:!0};try{e.defineProperty(d,b,m)}catch(n){-2146823252===n.number&&(m.enumerable=!1,e.defineProperty(d,b,m))}}else e[c].__defineGetter__&&d.__defineGetter__(b,l)}}(self),function(a){"use strict";if(a.URL=a.URL||a.webkitURL,a.Blob&&a.URL)try{return void new Blob}catch(b){}var c=a.BlobBuilder||a.WebKitBlobBuilder||a.MozBlobBuilder||function(a){var b=function(a){return 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c=this.indexOfCustomListener(a,b);-1!==c&&this.customEvents[a].splice(c,1)},indexOfCustomListener:function(a,b){return this.customEvents[a]&&this.customEvents[a].length?this.customEvents[a].indexOf(b):-1},detachAllCustomEvents:function(){this.customEvents={}},triggerCustomEvent:function(a,b,c){this.customEvents[a]&&!this.disabledEvents[a]&&this.customEvents[a].forEach(function(a){a(b,c)})},destroy:function(){this.detachAllDOMEvents(),this.detachAllCustomEvents(),this.detachExecCommand(),this.base.elements&&this.base.elements.forEach(function(a){a.removeAttribute("data-medium-focused")})},attachToExecCommand:function(){this.execCommandListener||(this.execCommandListener=function(a){this.handleDocumentExecCommand(a)}.bind(this),this.wrapExecCommand(),this.options.ownerDocument.execCommand.listeners.push(this.execCommandListener))},detachExecCommand:function(){var a=this.options.ownerDocument;if(this.execCommandListener&&a.execCommand.listeners){var b=a.execCommand.listeners.indexOf(this.execCommandListener);-1!==b&&a.execCommand.listeners.splice(b,1),a.execCommand.listeners.length||this.unwrapExecCommand()}},wrapExecCommand:function(){var a=this.options.ownerDocument;if(!a.execCommand.listeners){var b=function(b,c){a.execCommand.listeners&&a.execCommand.listeners.forEach(function(a){a({command:b[0],value:b[2],args:b,result:c})})},c=function(){var c=a.execCommand.orig.apply(this,arguments);if(!a.execCommand.listeners)return c;var d=Array.prototype.slice.call(arguments);return b(d,c),c};c.orig=a.execCommand,c.listeners=[],c.callListeners=b,a.execCommand=c}},unwrapExecCommand:function(){var a=this.options.ownerDocument;a.execCommand.orig&&(a.execCommand=a.execCommand.orig)},setupListener:function(a){if(!this.listeners[a]){switch(a){case"externalInteraction":this.attachDOMEvent(this.options.ownerDocument.body,"mousedown",this.handleBodyMousedown.bind(this),!0),this.attachDOMEvent(this.options.ownerDocument.body,"click",this.handleBodyClick.bind(this),!0),this.attachDOMEvent(this.options.ownerDocument.body,"focus",this.handleBodyFocus.bind(this),!0);break;case"blur":this.setupListener("externalInteraction");break;case"focus":this.setupListener("externalInteraction");break;case"editableInput":this.contentCache={},this.base.elements.forEach(function(a){this.contentCache[a.getAttribute("medium-editor-index")]=a.innerHTML},this),this.InputEventOnContenteditableSupported&&this.attachToEachElement("input",this.handleInput),this.InputEventOnContenteditableSupported||(this.setupListener("editableKeypress"),this.keypressUpdateInput=!0,this.attachDOMEvent(document,"selectionchange",this.handleDocumentSelectionChange.bind(this)),this.attachToExecCommand());break;case"editableClick":this.attachToEachElement("click",this.handleClick);break;case"editableBlur":this.attachToEachElement("blur",this.handleBlur);break;case"editableKeypress":this.attachToEachElement("keypress",this.handleKeypress);break;case"editableKeyup":this.attachToEachElement("keyup",this.handleKeyup);break;case"editableKeydown":this.attachToEachElement("keydown",this.handleKeydown);break;case"editableKeydownSpace":this.setupListener("editableKeydown");break;case"editableKeydownEnter":this.setupListener("editableKeydown");break;case"editableKeydownTab":this.setupListener("editableKeydown");break;case"editableKeydownDelete":this.setupListener("editableKeydown");break;case"editableMouseover":this.attachToEachElement("mouseover",this.handleMouseover);break;case"editableDrag":this.attachToEachElement("dragover",this.handleDragging),this.attachToEachElement("dragleave",this.handleDragging);break;case"editableDrop":this.attachToEachElement("drop",this.handleDrop);break;case"editablePaste":this.attachToEachElement("paste",this.handlePaste)}this.listeners[a]=!0}},attachToEachElement:function(a,b){this.eventsCache||(this.eventsCache=[]),this.base.elements.forEach(function(c){this.attachDOMEvent(c,a,b.bind(this))},this),this.eventsCache.push({name:a,handler:b})},cleanupElement:function(a){var b=a.getAttribute("medium-editor-index");b&&(this.detachAllEventsFromElement(a),this.contentCache&&delete this.contentCache[b])},focusElement:function(a){a.focus(),this.updateFocus(a,{target:a,type:"focus"})},updateFocus:function(b,c){var d,e=this.base.getExtensionByName("toolbar"),f=e?e.getToolbarElement():null,g=this.base.getExtensionByName("anchor-preview"),h=g&&g.getPreviewElement?g.getPreviewElement():null,i=this.base.getFocusedElement();i&&"click"===c.type&&this.lastMousedownTarget&&(a.util.isDescendant(i,this.lastMousedownTarget,!0)||a.util.isDescendant(f,this.lastMousedownTarget,!0)||a.util.isDescendant(h,this.lastMousedownTarget,!0))&&(d=i),d||this.base.elements.some(function(c){return!d&&a.util.isDescendant(c,b,!0)&&(d=c),!!d},this);var j=!a.util.isDescendant(i,b,!0)&&!a.util.isDescendant(f,b,!0)&&!a.util.isDescendant(h,b,!0);d!==i&&(i&&j&&(i.removeAttribute("data-medium-focused"),this.triggerCustomEvent("blur",c,i)),d&&(d.setAttribute("data-medium-focused",!0),this.triggerCustomEvent("focus",c,d))),j&&this.triggerCustomEvent("externalInteraction",c)},updateInput:function(a,b){if(this.contentCache){var c=a.getAttribute("medium-editor-index"),d=a.innerHTML;d!==this.contentCache[c]&&this.triggerCustomEvent("editableInput",b,a),this.contentCache[c]=d}},handleDocumentSelectionChange:function(b){if(b.currentTarget&&b.currentTarget.activeElement){var c,d=b.currentTarget.activeElement;this.base.elements.some(function(b){return a.util.isDescendant(b,d,!0)?(c=b,!0):!1},this),c&&this.updateInput(c,{target:d,currentTarget:c})}},handleDocumentExecCommand:function(){var a=this.base.getFocusedElement();a&&this.updateInput(a,{target:a,currentTarget:a})},handleBodyClick:function(a){this.updateFocus(a.target,a)},handleBodyFocus:function(a){this.updateFocus(a.target,a)},handleBodyMousedown:function(a){this.lastMousedownTarget=a.target},handleInput:function(a){this.updateInput(a.currentTarget,a)},handleClick:function(a){this.triggerCustomEvent("editableClick",a,a.currentTarget)},handleBlur:function(a){this.triggerCustomEvent("editableBlur",a,a.currentTarget)},handleKeypress:function(a){if(this.triggerCustomEvent("editableKeypress",a,a.currentTarget),this.keypressUpdateInput){var b={target:a.target,currentTarget:a.currentTarget};setTimeout(function(){this.updateInput(b.currentTarget,b)}.bind(this),0)}},handleKeyup:function(a){
-this.triggerCustomEvent("editableKeyup",a,a.currentTarget)},handleMouseover:function(a){this.triggerCustomEvent("editableMouseover",a,a.currentTarget)},handleDragging:function(a){this.triggerCustomEvent("editableDrag",a,a.currentTarget)},handleDrop:function(a){this.triggerCustomEvent("editableDrop",a,a.currentTarget)},handlePaste:function(a){this.triggerCustomEvent("editablePaste",{currentTarget:a.currentTarget,target:a.target},a.currentTarget)},handleKeydown:function(b){return this.triggerCustomEvent("editableKeydown",b,b.currentTarget),a.util.isKey(b,a.util.keyCode.SPACE)?this.triggerCustomEvent("editableKeydownSpace",b,b.currentTarget):a.util.isKey(b,a.util.keyCode.ENTER)||b.ctrlKey&&a.util.isKey(b,a.util.keyCode.M)?this.triggerCustomEvent("editableKeydownEnter",b,b.currentTarget):a.util.isKey(b,a.util.keyCode.TAB)?this.triggerCustomEvent("editableKeydownTab",b,b.currentTarget):a.util.isKey(b,[a.util.keyCode.DELETE,a.util.keyCode.BACKSPACE])?this.triggerCustomEvent("editableKeydownDelete",b,b.currentTarget):void 0}},a.Events=b}(),function(){var b=a.Extension.extend({action:void 0,aria:void 0,tagNames:void 0,style:void 0,useQueryState:void 0,contentDefault:void 0,contentFA:void 0,classList:void 0,attrs:void 0,constructor:function(c){b.isBuiltInButton(c)?a.Extension.call(this,this.defaults[c]):a.Extension.call(this,c)},init:function(){a.Extension.prototype.init.apply(this,arguments),this.button=this.createButton(),this.on(this.button,"click",this.handleClick.bind(this))},getButton:function(){return this.button},getAction:function(){return"function"==typeof this.action?this.action(this.base.options):this.action},getAria:function(){return"function"==typeof this.aria?this.aria(this.base.options):this.aria},getTagNames:function(){return"function"==typeof this.tagNames?this.tagNames(this.base.options):this.tagNames},createButton:function(){var a=this.document.createElement("button"),b=this.contentDefault,c=this.getAria(),d=this.getEditorOption("buttonLabels");return a.classList.add("medium-editor-action"),a.classList.add("medium-editor-action-"+this.name),this.classList&&this.classList.forEach(function(b){a.classList.add(b)}),a.setAttribute("data-action",this.getAction()),c&&(a.setAttribute("title",c),a.setAttribute("aria-label",c)),this.attrs&&Object.keys(this.attrs).forEach(function(b){a.setAttribute(b,this.attrs[b])},this),"fontawesome"===d&&this.contentFA&&(b=this.contentFA),a.innerHTML=b,a},handleClick:function(a){a.preventDefault(),a.stopPropagation();var b=this.getAction();b&&this.execAction(b)},isActive:function(){return this.button.classList.contains(this.getEditorOption("activeButtonClass"))},setInactive:function(){this.button.classList.remove(this.getEditorOption("activeButtonClass")),delete this.knownState},setActive:function(){this.button.classList.add(this.getEditorOption("activeButtonClass")),delete this.knownState},queryCommandState:function(){var a=null;return this.useQueryState&&(a=this.base.queryCommandState(this.getAction())),a},isAlreadyApplied:function(a){var b,c,d=!1,e=this.getTagNames();return this.knownState===!1||this.knownState===!0?this.knownState:(e&&e.length>0&&(d=-1!==e.indexOf(a.nodeName.toLowerCase())),!d&&this.style&&(b=this.style.value.split("|"),c=this.window.getComputedStyle(a,null).getPropertyValue(this.style.prop),b.forEach(function(a){this.knownState||(d=-1!==c.indexOf(a),(d||"text-decoration"!==this.style.prop)&&(this.knownState=d))},this)),d)}});b.isBuiltInButton=function(b){return"string"==typeof b&&a.extensions.button.prototype.defaults.hasOwnProperty(b)},a.extensions.button=b}(),function(){a.extensions.button.prototype.defaults={bold:{name:"bold",action:"bold",aria:"bold",tagNames:["b","strong"],style:{prop:"font-weight",value:"700|bold"},useQueryState:!0,contentDefault:"<b>B</b>",contentFA:'<i class="fa fa-bold"></i>'},italic:{name:"italic",action:"italic",aria:"italic",tagNames:["i","em"],style:{prop:"font-style",value:"italic"},useQueryState:!0,contentDefault:"<b><i>I</i></b>",contentFA:'<i class="fa fa-italic"></i>'},underline:{name:"underline",action:"underline",aria:"underline",tagNames:["u"],style:{prop:"text-decoration",value:"underline"},useQueryState:!0,contentDefault:"<b><u>U</u></b>",contentFA:'<i class="fa fa-underline"></i>'},strikethrough:{name:"strikethrough",action:"strikethrough",aria:"strike through",tagNames:["strike"],style:{prop:"text-decoration",value:"line-through"},useQueryState:!0,contentDefault:"<s>A</s>",contentFA:'<i class="fa fa-strikethrough"></i>'},superscript:{name:"superscript",action:"superscript",aria:"superscript",tagNames:["sup"],contentDefault:"<b>x<sup>1</sup></b>",contentFA:'<i class="fa fa-superscript"></i>'},subscript:{name:"subscript",action:"subscript",aria:"subscript",tagNames:["sub"],contentDefault:"<b>x<sub>1</sub></b>",contentFA:'<i class="fa fa-subscript"></i>'},image:{name:"image",action:"image",aria:"image",tagNames:["img"],contentDefault:"<b>image</b>",contentFA:'<i class="fa fa-picture-o"></i>'},orderedlist:{name:"orderedlist",action:"insertorderedlist",aria:"ordered list",tagNames:["ol"],useQueryState:!0,contentDefault:"<b>1.</b>",contentFA:'<i class="fa fa-list-ol"></i>'},unorderedlist:{name:"unorderedlist",action:"insertunorderedlist",aria:"unordered list",tagNames:["ul"],useQueryState:!0,contentDefault:"<b>&bull;</b>",contentFA:'<i class="fa fa-list-ul"></i>'},indent:{name:"indent",action:"indent",aria:"indent",tagNames:[],contentDefault:"<b>&rarr;</b>",contentFA:'<i class="fa fa-indent"></i>'},outdent:{name:"outdent",action:"outdent",aria:"outdent",tagNames:[],contentDefault:"<b>&larr;</b>",contentFA:'<i class="fa fa-outdent"></i>'},justifyCenter:{name:"justifyCenter",action:"justifyCenter",aria:"center justify",tagNames:[],style:{prop:"text-align",value:"center"},contentDefault:"<b>C</b>",contentFA:'<i class="fa fa-align-center"></i>'},justifyFull:{name:"justifyFull",action:"justifyFull",aria:"full justify",tagNames:[],style:{prop:"text-align",value:"justify"},contentDefault:"<b>J</b>",contentFA:'<i class="fa fa-align-justify"></i>'},justifyLeft:{name:"justifyLeft",action:"justifyLeft",aria:"left justify",tagNames:[],style:{prop:"text-align",value:"left"},contentDefault:"<b>L</b>",contentFA:'<i class="fa fa-align-left"></i>'},justifyRight:{name:"justifyRight",action:"justifyRight",aria:"right justify",tagNames:[],style:{prop:"text-align",value:"right"},contentDefault:"<b>R</b>",contentFA:'<i class="fa fa-align-right"></i>'},removeFormat:{name:"removeFormat",aria:"remove formatting",action:"removeFormat",contentDefault:"<b>X</b>",contentFA:'<i class="fa fa-eraser"></i>'},quote:{name:"quote",action:"append-blockquote",aria:"blockquote",tagNames:["blockquote"],contentDefault:"<b>&ldquo;</b>",contentFA:'<i class="fa fa-quote-right"></i>'},pre:{name:"pre",action:"append-pre",aria:"preformatted text",tagNames:["pre"],contentDefault:"<b>0101</b>",contentFA:'<i class="fa fa-code fa-lg"></i>'},h1:{name:"h1",action:"append-h1",aria:"header type one",tagNames:["h1"],contentDefault:"<b>H1</b>",contentFA:'<i class="fa fa-header"><sup>1</sup>'},h2:{name:"h2",action:"append-h2",aria:"header type two",tagNames:["h2"],contentDefault:"<b>H2</b>",contentFA:'<i class="fa fa-header"><sup>2</sup>'},h3:{name:"h3",action:"append-h3",aria:"header type three",tagNames:["h3"],contentDefault:"<b>H3</b>",contentFA:'<i class="fa fa-header"><sup>3</sup>'},h4:{name:"h4",action:"append-h4",aria:"header type four",tagNames:["h4"],contentDefault:"<b>H4</b>",contentFA:'<i class="fa fa-header"><sup>4</sup>'},h5:{name:"h5",action:"append-h5",aria:"header type five",tagNames:["h5"],contentDefault:"<b>H5</b>",contentFA:'<i class="fa fa-header"><sup>5</sup>'},h6:{name:"h6",action:"append-h6",aria:"header type six",tagNames:["h6"],contentDefault:"<b>H6</b>",contentFA:'<i class="fa fa-header"><sup>6</sup>'}}}(),function(){var b=a.extensions.button.extend({init:function(){a.extensions.button.prototype.init.apply(this,arguments)},formSaveLabel:"&#10003;",formCloseLabel:"&times;",activeClass:"medium-editor-toolbar-form-active",hasForm:!0,getForm:function(){},isDisplayed:function(){return this.hasForm?this.getForm().classList.contains(this.activeClass):!1},showForm:function(){this.hasForm&&this.getForm().classList.add(this.activeClass)},hideForm:function(){this.hasForm&&this.getForm().classList.remove(this.activeClass)},showToolbarDefaultActions:function(){var a=this.base.getExtensionByName("toolbar");a&&a.showToolbarDefaultActions()},hideToolbarDefaultActions:function(){var a=this.base.getExtensionByName("toolbar");a&&a.hideToolbarDefaultActions()},setToolbarPosition:function(){var a=this.base.getExtensionByName("toolbar");a&&a.setToolbarPosition()}});a.extensions.form=b}(),function(){var b=a.extensions.form.extend({customClassOption:null,customClassOptionText:"Button",linkValidation:!1,placeholderText:"Paste or type a link",targetCheckbox:!1,targetCheckboxText:"Open in new window",name:"anchor",action:"createLink",aria:"link",tagNames:["a"],contentDefault:"<b>#</b>",contentFA:'<i class="fa fa-link"></i>',init:function(){a.extensions.form.prototype.init.apply(this,arguments),this.subscribe("editableKeydown",this.handleKeydown.bind(this))},handleClick:function(b){b.preventDefault(),b.stopPropagation();var c=a.selection.getSelectionRange(this.document);return"a"===c.startContainer.nodeName.toLowerCase()||"a"===c.endContainer.nodeName.toLowerCase()||a.util.getClosestTag(a.selection.getSelectedParentElement(c),"a")?this.execAction("unlink"):(this.isDisplayed()||this.showForm(),!1)},handleKeydown:function(b){a.util.isKey(b,a.util.keyCode.K)&&a.util.isMetaCtrlKey(b)&&!b.shiftKey&&this.handleClick(b)},getForm:function(){return this.form||(this.form=this.createForm()),this.form},getTemplate:function(){var a=['<input type="text" class="medium-editor-toolbar-input" placeholder="',this.placeholderText,'">'];return a.push('<a href="#" class="medium-editor-toolbar-save">',"fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':this.formSaveLabel,"</a>"),a.push('<a href="#" class="medium-editor-toolbar-close">',"fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':this.formCloseLabel,"</a>"),this.targetCheckbox&&a.push('<div class="medium-editor-toolbar-form-row">','<input type="checkbox" class="medium-editor-toolbar-anchor-target">',"<label>",this.targetCheckboxText,"</label>","</div>"),this.customClassOption&&a.push('<div class="medium-editor-toolbar-form-row">','<input type="checkbox" class="medium-editor-toolbar-anchor-button">',"<label>",this.customClassOptionText,"</label>","</div>"),a.join("")},isDisplayed:function(){return a.extensions.form.prototype.isDisplayed.apply(this)},hideForm:function(){a.extensions.form.prototype.hideForm.apply(this),this.getInput().value=""},showForm:function(b){var c=this.getInput(),d=this.getAnchorTargetCheckbox(),e=this.getAnchorButtonCheckbox();if(b=b||{value:""},"string"==typeof b&&(b={value:b}),this.base.saveSelection(),this.hideToolbarDefaultActions(),a.extensions.form.prototype.showForm.apply(this),this.setToolbarPosition(),c.value=b.value,c.focus(),d&&(d.checked="_blank"===b.target),e){var f=b.buttonClass?b.buttonClass.split(" "):[];e.checked=-1!==f.indexOf(this.customClassOption)}},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},getFormOpts:function(){var a=this.getAnchorTargetCheckbox(),b=this.getAnchorButtonCheckbox(),c={value:this.getInput().value.trim()};return this.linkValidation&&(c.value=this.checkLinkFormat(c.value)),c.target="_self",a&&a.checked&&(c.target="_blank"),b&&b.checked&&(c.buttonClass=this.customClassOption),c},doFormSave:function(){var a=this.getFormOpts();this.completeFormSave(a)},completeFormSave:function(a){this.base.restoreSelection(),this.execAction(this.action,a),this.base.checkSelection()},checkLinkFormat:function(a){var b=/^([a-z]+:)?\/\/|^(mailto|tel|maps):/i,c=/^\+?\s?\(?(?:\d\s?\-?\)?){3,20}$/;return c.test(a)?"tel:"+a:(b.test(a)?"":"http://")+encodeURI(a)},doFormCancel:function(){this.base.restoreSelection(),this.base.checkSelection()},attachFormEvents:function(a){var b=a.querySelector(".medium-editor-toolbar-close"),c=a.querySelector(".medium-editor-toolbar-save"),d=a.querySelector(".medium-editor-toolbar-input");this.on(a,"click",this.handleFormClick.bind(this)),this.on(d,"keyup",this.handleTextboxKeyup.bind(this)),this.on(b,"click",this.handleCloseClick.bind(this)),this.on(c,"click",this.handleSaveClick.bind(this),!0)},createForm:function(){var a=this.document,b=a.createElement("div");return b.className="medium-editor-toolbar-form",b.id="medium-editor-toolbar-form-anchor-"+this.getEditorId(),b.innerHTML=this.getTemplate(),this.attachFormEvents(b),b},getInput:function(){return this.getForm().querySelector("input.medium-editor-toolbar-input")},getAnchorTargetCheckbox:function(){return this.getForm().querySelector(".medium-editor-toolbar-anchor-target")},getAnchorButtonCheckbox:function(){return this.getForm().querySelector(".medium-editor-toolbar-anchor-button")},handleTextboxKeyup:function(b){return b.keyCode===a.util.keyCode.ENTER?(b.preventDefault(),void this.doFormSave()):void(b.keyCode===a.util.keyCode.ESCAPE&&(b.preventDefault(),this.doFormCancel()))},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.anchor=b}(),function(){var b=a.Extension.extend({name:"anchor-preview",hideDelay:500,previewValueSelector:"a",showWhenToolbarIsVisible:!1,showOnEmptyLinks:!0,init:function(){this.anchorPreview=this.createPreview(),this.getEditorOption("elementsContainer").appendChild(this.anchorPreview),this.attachToEditables()},getPreviewElement:function(){return this.anchorPreview},createPreview:function(){var a=this.document.createElement("div");return a.id="medium-editor-anchor-preview-"+this.getEditorId(),a.className="medium-editor-anchor-preview",a.innerHTML=this.getTemplate(),this.on(a,"click",this.handleClick.bind(this)),a},getTemplate:function(){return'<div class="medium-editor-toolbar-anchor-preview" id="medium-editor-toolbar-anchor-preview">    <a class="medium-editor-toolbar-anchor-preview-inner"></a></div>'},destroy:function(){this.anchorPreview&&(this.anchorPreview.parentNode&&this.anchorPreview.parentNode.removeChild(this.anchorPreview),delete this.anchorPreview)},hidePreview:function(){this.anchorPreview.classList.remove("medium-editor-anchor-preview-active"),this.activeAnchor=null},showPreview:function(a){return this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||a.getAttribute("data-disable-preview")?!0:(this.previewValueSelector&&(this.anchorPreview.querySelector(this.previewValueSelector).textContent=a.attributes.href.value,this.anchorPreview.querySelector(this.previewValueSelector).href=a.attributes.href.value),this.anchorPreview.classList.add("medium-toolbar-arrow-over"),this.anchorPreview.classList.remove("medium-toolbar-arrow-under"),this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||this.anchorPreview.classList.add("medium-editor-anchor-preview-active"),this.activeAnchor=a,this.positionPreview(),this.attachPreviewHandlers(),this)},positionPreview:function(a){a=a||this.activeAnchor;var b,c,d=this.anchorPreview.offsetHeight,e=a.getBoundingClientRect(),f=(e.left+e.right)/2,g=this.diffLeft,h=this.diffTop;b=this.anchorPreview.offsetWidth/2;var i=this.base.getExtensionByName("toolbar");i&&(g=i.diffLeft,h=i.diffTop),c=g-b,this.anchorPreview.style.top=Math.round(d+e.bottom-h+this.window.pageYOffset-this.anchorPreview.offsetHeight)+"px",this.anchorPreview.style.right="initial",b>f?(this.anchorPreview.style.left=c+b+"px",this.anchorPreview.style.right="initial"):this.window.innerWidth-f<b?(this.anchorPreview.style.left="auto",this.anchorPreview.style.right=0):(this.anchorPreview.style.left=c+f+"px",this.anchorPreview.style.right="initial")},attachToEditables:function(){this.subscribe("editableMouseover",this.handleEditableMouseover.bind(this)),this.subscribe("positionedToolbar",this.handlePositionedToolbar.bind(this))},handlePositionedToolbar:function(){this.showWhenToolbarIsVisible||this.hidePreview()},handleClick:function(a){var b=this.base.getExtensionByName("anchor"),c=this.activeAnchor;b&&c&&(a.preventDefault(),this.base.selectElement(this.activeAnchor),this.base.delay(function(){if(c){var a={url:c.attributes.href.value,target:c.getAttribute("target"),buttonClass:c.getAttribute("class")};b.showForm(a),c=null}}.bind(this))),this.hidePreview()},handleAnchorMouseout:function(){this.anchorToPreview=null,this.off(this.activeAnchor,"mouseout",this.instanceHandleAnchorMouseout),this.instanceHandleAnchorMouseout=null},handleEditableMouseover:function(b){var c=a.util.getClosestTag(b.target,"a");if(!1!==c){if(!this.showOnEmptyLinks&&(!/href=["']\S+["']/.test(c.outerHTML)||/href=["']#\S+["']/.test(c.outerHTML)))return!0;var d=this.base.getExtensionByName("toolbar");if(!this.showWhenToolbarIsVisible&&d&&d.isDisplayed&&d.isDisplayed())return!0;this.activeAnchor&&this.activeAnchor!==c&&this.detachPreviewHandlers(),this.anchorToPreview=c,this.instanceHandleAnchorMouseout=this.handleAnchorMouseout.bind(this),this.on(this.anchorToPreview,"mouseout",this.instanceHandleAnchorMouseout),this.base.delay(function(){this.anchorToPreview&&this.showPreview(this.anchorToPreview)}.bind(this))}},handlePreviewMouseover:function(){this.lastOver=(new Date).getTime(),this.hovering=!0},handlePreviewMouseout:function(a){a.relatedTarget&&/anchor-preview/.test(a.relatedTarget.className)||(this.hovering=!1)},updatePreview:function(){if(this.hovering)return!0;var a=(new Date).getTime()-this.lastOver;a>this.hideDelay&&this.detachPreviewHandlers()},detachPreviewHandlers:function(){clearInterval(this.intervalTimer),this.instanceHandlePreviewMouseover&&(this.off(this.anchorPreview,"mouseover",this.instanceHandlePreviewMouseover),this.off(this.anchorPreview,"mouseout",this.instanceHandlePreviewMouseout),this.activeAnchor&&(this.off(this.activeAnchor,"mouseover",this.instanceHandlePreviewMouseover),this.off(this.activeAnchor,"mouseout",this.instanceHandlePreviewMouseout))),this.hidePreview(),this.hovering=this.instanceHandlePreviewMouseover=this.instanceHandlePreviewMouseout=null},attachPreviewHandlers:function(){this.lastOver=(new Date).getTime(),this.hovering=!0,this.instanceHandlePreviewMouseover=this.handlePreviewMouseover.bind(this),this.instanceHandlePreviewMouseout=this.handlePreviewMouseout.bind(this),this.intervalTimer=setInterval(this.updatePreview.bind(this),200),this.on(this.anchorPreview,"mouseover",this.instanceHandlePreviewMouseover),this.on(this.anchorPreview,"mouseout",this.instanceHandlePreviewMouseout),this.on(this.activeAnchor,"mouseover",this.instanceHandlePreviewMouseover),this.on(this.activeAnchor,"mouseout",this.instanceHandlePreviewMouseout)}});a.extensions.anchorPreview=b}(),function(){function b(b){return!a.util.getClosestTag(b,"a")}var c,d,e,f;c=[" ","	","\n","\r"," "," "," "," "," ","\u2028","\u2029"],d="com|net|org|edu|gov|mil|aero|asia|biz|cat|coop|info|int|jobs|mobi|museum|name|post|pro|tel|travel|xxx|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|ja|sk|sl|sm|sn|so|sr|ss|st|su|sv|sx|sy|sz|tc|td|tf|tg|th|tj|tk|tl|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw",e="(((?:(https?://|ftps?://|nntp://)|www\\d{0,3}[.]|[a-z0-9.\\-]+[.]("+d+")\\/)\\S+(?:[^\\s`!\\[\\]{};:'\".,?«»“”‘’])))|(([a-z0-9\\-]+\\.)?[a-z0-9\\-]+\\.("+d+"))",f=new RegExp("^("+d+")$","i");var g=a.Extension.extend({init:function(){a.Extension.prototype.init.apply(this,arguments),this.disableEventHandling=!1,this.subscribe("editableKeypress",this.onKeypress.bind(this)),this.subscribe("editableBlur",this.onBlur.bind(this)),this.document.execCommand("AutoUrlDetect",!1,!1)},isLastInstance:function(){for(var a=0,b=0;b<this.window._mediumEditors.length;b++){var c=this.window._mediumEditors[b];null!==c&&void 0!==c.getExtensionByName("autoLink")&&a++}return 1===a},destroy:function(){this.document.queryCommandSupported("AutoUrlDetect")&&this.isLastInstance()&&this.document.execCommand("AutoUrlDetect",!1,!0)},onBlur:function(a,b){this.performLinking(b)},onKeypress:function(b){this.disableEventHandling||a.util.isKey(b,[a.util.keyCode.SPACE,a.util.keyCode.ENTER])&&(clearTimeout(this.performLinkingTimeout),this.performLinkingTimeout=setTimeout(function(){try{var a=this.base.exportSelection();this.performLinking(b.target)&&this.base.importSelection(a,!0)}catch(c){window.console&&window.console.error("Failed to perform linking",c),this.disableEventHandling=!0}}.bind(this),0))},performLinking:function(b){var c=a.util.splitByBlockElements(b),d=!1;0===c.length&&(c=[b]);for(var e=0;e<c.length;e++)d=this.removeObsoleteAutoLinkSpans(c[e])||d,d=this.performLinkingWithinElement(c[e])||d;return this.base.events.updateInput(b,{target:b,currentTarget:b}),d},removeObsoleteAutoLinkSpans:function(c){if(!c||3===c.nodeType)return!1;for(var d=c.querySelectorAll('span[data-auto-link="true"]'),e=!1,f=0;f<d.length;f++){var g=d[f].textContent;if(-1===g.indexOf("://")&&(g=a.util.ensureUrlHasProtocol(g)),d[f].getAttribute("data-href")!==g&&b(d[f])){e=!0;var h=g.replace(/\s+$/,"");if(d[f].getAttribute("data-href")===h){var i=g.length-h.length,j=a.util.splitOffDOMTree(d[f],this.splitTextBeforeEnd(d[f],i));d[f].parentNode.insertBefore(j,d[f].nextSibling)}else a.util.unwrap(d[f],this.document)}}return e},splitTextBeforeEnd:function(a,b){for(var c=this.document.createTreeWalker(a,NodeFilter.SHOW_TEXT,null,!1),d=!0;d;)d=null!==c.lastChild();for(var e,f,g;b>0&&null!==g;)e=c.currentNode,f=e.nodeValue,f.length>b?(g=e.splitText(f.length-b),b=0):(g=c.previousNode(),b-=f.length);return g},performLinkingWithinElement:function(b){for(var c=this.findLinkableText(b),d=!1,e=0;e<c.length;e++){var f=a.util.findOrCreateMatchingTextNodes(this.document,b,c[e]);this.shouldNotLink(f)||this.createAutoLink(f,c[e].href)}return d},shouldNotLink:function(b){for(var c=!1,d=0;d<b.length&&c===!1;d++)c=!!a.util.traverseUp(b[d],function(a){return"a"===a.nodeName.toLowerCase()||a.getAttribute&&"true"===a.getAttribute("data-auto-link")});return c},findLinkableText:function(a){for(var b=new RegExp(e,"gi"),d=a.textContent,g=null,h=[];null!==(g=b.exec(d));){var i=!0,j=g.index+g[0].length;i=!(0!==g.index&&-1===c.indexOf(d[g.index-1])||j!==d.length&&-1===c.indexOf(d[j])),i=i&&(-1!==g[0].indexOf("/")||f.test(g[0].split(".").pop().split("?").shift())),i&&h.push({href:g[0],start:g.index,end:j})}return h},createAutoLink:function(b,c){c=a.util.ensureUrlHasProtocol(c);var d=a.util.createLink(this.document,b,c,this.getEditorOption("targetBlank")?"_blank":null),e=this.document.createElement("span");for(e.setAttribute("data-auto-link","true"),e.setAttribute("data-href",c),d.insertBefore(e,d.firstChild);d.childNodes.length>1;)e.appendChild(d.childNodes[1])}});a.extensions.autoLink=g}(),function(){function b(b){var d=a.util.getContainerEditorElement(b),e=Array.prototype.slice.call(d.parentElement.querySelectorAll("."+c));e.forEach(function(a){a.classList.remove(c)})}var c="medium-editor-dragover",d=a.Extension.extend({name:"fileDragging",allowedTypes:["image"],init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableDrag",this.handleDrag.bind(this)),this.subscribe("editableDrop",this.handleDrop.bind(this))},handleDrag:function(a){a.preventDefault(),a.dataTransfer.dropEffect="copy";var d=a.target.classList?a.target:a.target.parentElement;b(d),"dragover"===a.type&&d.classList.add(c)},handleDrop:function(a){a.preventDefault(),a.stopPropagation(),this.base.selectElement(a.target);var c=this.base.exportSelection();c.start=c.end,this.base.importSelection(c),a.dataTransfer.files&&Array.prototype.slice.call(a.dataTransfer.files).forEach(function(a){this.isAllowedFile(a)&&a.type.match("image")&&this.insertImageFile(a)},this),b(a.target)},isAllowedFile:function(a){return this.allowedTypes.some(function(b){return!!a.type.match(b)})},insertImageFile:function(b){if("function"==typeof FileReader){var c=new FileReader;c.readAsDataURL(b),c.addEventListener("load",function(b){var c=this.document.createElement("img");c.src=b.target.result,a.util.insertHTMLCommand(this.document,c.outerHTML)}.bind(this))}}});a.extensions.fileDragging=d}(),function(){var b=a.Extension.extend({name:"keyboard-commands",commands:[{command:"bold",key:"B",meta:!0,shift:!1,alt:!1},{command:"italic",key:"I",meta:!0,shift:!1,alt:!1},{command:"underline",key:"U",meta:!0,shift:!1,alt:!1}],init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableKeydown",this.handleKeydown.bind(this)),this.keys={},this.commands.forEach(function(a){var b=a.key.charCodeAt(0);this.keys[b]||(this.keys[b]=[]),this.keys[b].push(a)},this)},handleKeydown:function(b){var c=a.util.getKeyCode(b);if(this.keys[c]){var d=a.util.isMetaCtrlKey(b),e=!!b.shiftKey,f=!!b.altKey;this.keys[c].forEach(function(a){a.meta!==d||a.shift!==e||a.alt!==f&&void 0!==a.alt||(b.preventDefault(),b.stopPropagation(),"function"==typeof a.command?a.command.apply(this):!1!==a.command&&this.execAction(a.command))},this)}}});a.extensions.keyboardCommands=b}(),function(){var b=a.extensions.form.extend({name:"fontname",action:"fontName",aria:"change font name",contentDefault:"&#xB1;",contentFA:'<i class="fa fa-font"></i>',fonts:["","Arial","Verdana","Times New Roman"],init:function(){a.extensions.form.prototype.init.apply(this,arguments)},handleClick:function(a){if(a.preventDefault(),a.stopPropagation(),!this.isDisplayed()){var b=this.document.queryCommandValue("fontName")+"";this.showForm(b)}return!1},getForm:function(){return this.form||(this.form=this.createForm()),this.form},isDisplayed:function(){return"block"===this.getForm().style.display},hideForm:function(){this.getForm().style.display="none",this.getSelect().value=""},showForm:function(a){var b=this.getSelect();this.base.saveSelection(),this.hideToolbarDefaultActions(),this.getForm().style.display="block",this.setToolbarPosition(),b.value=a||"",b.focus()},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},doFormSave:function(){this.base.restoreSelection(),this.base.checkSelection()},doFormCancel:function(){this.base.restoreSelection(),this.clearFontName(),this.base.checkSelection()},createForm:function(){var a,b=this.document,c=b.createElement("div"),d=b.createElement("select"),e=b.createElement("a"),f=b.createElement("a");c.className="medium-editor-toolbar-form",c.id="medium-editor-toolbar-form-fontname-"+this.getEditorId(),this.on(c,"click",this.handleFormClick.bind(this));for(var g=0;g<this.fonts.length;g++)a=b.createElement("option"),a.innerHTML=this.fonts[g],a.value=this.fonts[g],d.appendChild(a);return d.className="medium-editor-toolbar-select",c.appendChild(d),this.on(d,"change",this.handleFontChange.bind(this)),f.setAttribute("href","#"),f.className="medium-editor-toobar-save",f.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':"&#10003;",c.appendChild(f),this.on(f,"click",this.handleSaveClick.bind(this),!0),e.setAttribute("href","#"),e.className="medium-editor-toobar-close",e.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':"&times;",c.appendChild(e),this.on(e,"click",this.handleCloseClick.bind(this)),c},getSelect:function(){return this.getForm().querySelector("select.medium-editor-toolbar-select")},clearFontName:function(){a.selection.getSelectedElements(this.document).forEach(function(a){"font"===a.nodeName.toLowerCase()&&a.hasAttribute("face")&&a.removeAttribute("face")})},handleFontChange:function(){var a=this.getSelect().value;""===a?this.clearFontName():this.execAction("fontName",{value:a})},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.fontName=b}(),function(){var b=a.extensions.form.extend({name:"fontsize",action:"fontSize",aria:"increase/decrease font size",contentDefault:"&#xB1;",contentFA:'<i class="fa fa-text-height"></i>',init:function(){a.extensions.form.prototype.init.apply(this,arguments)},handleClick:function(a){if(a.preventDefault(),a.stopPropagation(),!this.isDisplayed()){var b=this.document.queryCommandValue("fontSize")+"";this.showForm(b)}return!1},getForm:function(){return this.form||(this.form=this.createForm()),this.form},isDisplayed:function(){return"block"===this.getForm().style.display},hideForm:function(){this.getForm().style.display="none",this.getInput().value=""},showForm:function(a){var b=this.getInput();this.base.saveSelection(),this.hideToolbarDefaultActions(),this.getForm().style.display="block",this.setToolbarPosition(),b.value=a||"",b.focus()},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},doFormSave:function(){this.base.restoreSelection(),this.base.checkSelection()},doFormCancel:function(){this.base.restoreSelection(),this.clearFontSize(),this.base.checkSelection()},createForm:function(){var a=this.document,b=a.createElement("div"),c=a.createElement("input"),d=a.createElement("a"),e=a.createElement("a");return b.className="medium-editor-toolbar-form",b.id="medium-editor-toolbar-form-fontsize-"+this.getEditorId(),this.on(b,"click",this.handleFormClick.bind(this)),c.setAttribute("type","range"),c.setAttribute("min","1"),c.setAttribute("max","7"),c.className="medium-editor-toolbar-input",b.appendChild(c),this.on(c,"change",this.handleSliderChange.bind(this)),e.setAttribute("href","#"),e.className="medium-editor-toobar-save",e.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':"&#10003;",b.appendChild(e),this.on(e,"click",this.handleSaveClick.bind(this),!0),d.setAttribute("href","#"),d.className="medium-editor-toobar-close",d.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':"&times;",b.appendChild(d),this.on(d,"click",this.handleCloseClick.bind(this)),b},getInput:function(){return this.getForm().querySelector("input.medium-editor-toolbar-input")},clearFontSize:function(){a.selection.getSelectedElements(this.document).forEach(function(a){"font"===a.nodeName.toLowerCase()&&a.hasAttribute("size")&&a.removeAttribute("size")})},handleSliderChange:function(){var a=this.getInput().value;"4"===a?this.clearFontSize():this.execAction("fontSize",{value:a})},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.fontSize=b}(),function(){function b(){return[[new RegExp(/^[\s\S]*<body[^>]*>\s*|\s*<\/body[^>]*>[\s\S]*$/g),""],[new RegExp(/<!--StartFragment-->|<!--EndFragment-->/g),""],[new RegExp(/<br>$/i),""],[new RegExp(/<[^>]*docs-internal-guid[^>]*>/gi),""],[new RegExp(/<\/b>(<br[^>]*>)?$/gi),""],[new RegExp(/<span class="Apple-converted-space">\s+<\/span>/g)," "],[new RegExp(/<br class="Apple-interchange-newline">/g),"<br>"],[new RegExp(/<span[^>]*(font-style:italic;font-weight:bold|font-weight:bold;font-style:italic)[^>]*>/gi),'<span class="replace-with italic bold">'],[new RegExp(/<span[^>]*font-style:italic[^>]*>/gi),'<span class="replace-with italic">'],[new RegExp(/<span[^>]*font-weight:bold[^>]*>/gi),'<span class="replace-with bold">'],[new RegExp(/&lt;(\/?)(i|b|a)&gt;/gi),"<$1$2>"],[new RegExp(/&lt;a(?:(?!href).)+href=(?:&quot;|&rdquo;|&ldquo;|"|“|”)(((?!&quot;|&rdquo;|&ldquo;|"|“|”).)*)(?:&quot;|&rdquo;|&ldquo;|"|“|”)(?:(?!&gt;).)*&gt;/gi),'<a href="$1">'],[new RegExp(/<\/p>\n+/gi),"</p>"],[new RegExp(/\n+<p/gi),"<p"],[new RegExp(/<\/?o:[a-z]*>/gi),""],[new RegExp(/<!\[if !supportLists\]>(((?!<!).)*)<!\[endif]\>/gi),"$1"]];
-}function c(a,b,c){var d=a.clipboardData||b.clipboardData||c.dataTransfer,e={};if(!d)return e;if(d.getData){var f=d.getData("Text");f&&f.length>0&&(e["text/plain"]=f)}if(d.types)for(var g=0;g<d.types.length;g++){var h=d.types[g];e[h]=d.getData(h)}return e}var d="%ME_PASTEBIN%",e=null,f=null,g=function(a){a.stopPropagation()},h=a.Extension.extend({forcePlainText:!0,cleanPastedHTML:!1,preCleanReplacements:[],cleanReplacements:[],cleanAttrs:["class","style","dir"],cleanTags:["meta"],init:function(){a.Extension.prototype.init.apply(this,arguments),(this.forcePlainText||this.cleanPastedHTML)&&(this.subscribe("editablePaste",this.handlePaste.bind(this)),this.subscribe("editableKeydown",this.handleKeydown.bind(this)))},destroy:function(){(this.forcePlainText||this.cleanPastedHTML)&&this.removePasteBin()},handlePaste:function(a,b){if(!a.defaultPrevented){var d=c(a,this.window,this.document),e=d["text/html"],f=d["text/plain"];this.window.clipboardData&&void 0===a.clipboardData&&!e&&(e=f),(e||f)&&(a.preventDefault(),this.doPaste(e,f,b))}},doPaste:function(b,c,d){var e,f,g="";if(this.cleanPastedHTML&&b)return this.cleanPaste(b);if(this.getEditorOption("disableReturn")||d&&d.getAttribute("data-disable-return"))g=a.util.htmlEntities(c);else if(e=c.split(/[\r\n]+/g),e.length>1)for(f=0;f<e.length;f+=1)""!==e[f]&&(g+="<p>"+a.util.htmlEntities(e[f])+"</p>");else g=a.util.htmlEntities(e[0]);a.util.insertHTMLCommand(this.document,g)},handlePasteBinPaste:function(a){if(a.defaultPrevented)return void this.removePasteBin();var b=c(a,this.window,this.document),d=b["text/html"],e=b["text/plain"],g=f;return!this.cleanPastedHTML||d?(a.preventDefault(),this.removePasteBin(),this.doPaste(d,e,g),void this.trigger("editablePaste",{currentTarget:g,target:g},g)):void setTimeout(function(){this.cleanPastedHTML&&(d=this.getPasteBinHtml()),this.removePasteBin(),this.doPaste(d,e,g),this.trigger("editablePaste",{currentTarget:g,target:g},g)}.bind(this),0)},handleKeydown:function(b,c){a.util.isKey(b,a.util.keyCode.V)&&a.util.isMetaCtrlKey(b)&&(b.stopImmediatePropagation(),this.removePasteBin(),this.createPasteBin(c))},createPasteBin:function(b){var c,h=a.selection.getSelectionRange(this.document),i=this.window.pageYOffset;f=b,h&&(c=h.getClientRects(),i+=c.length?c[0].top:h.startContainer.getBoundingClientRect().top),e=h;var j=this.document.createElement("div");j.id=this.pasteBinId="medium-editor-pastebin-"+ +Date.now(),j.setAttribute("style","border: 1px red solid; position: absolute; top: "+i+"px; width: 10px; height: 10px; overflow: hidden; opacity: 0"),j.setAttribute("contentEditable",!0),j.innerHTML=d,this.document.body.appendChild(j),this.on(j,"focus",g),this.on(j,"focusin",g),this.on(j,"focusout",g),j.focus(),a.selection.selectNode(j,this.document),this.boundHandlePaste||(this.boundHandlePaste=this.handlePasteBinPaste.bind(this)),this.on(j,"paste",this.boundHandlePaste)},removePasteBin:function(){null!==e&&(a.selection.selectRange(this.document,e),e=null),null!==f&&(f=null);var b=this.getPasteBin();b&&b&&(this.off(b,"focus",g),this.off(b,"focusin",g),this.off(b,"focusout",g),this.off(b,"paste",this.boundHandlePaste),b.parentElement.removeChild(b))},getPasteBin:function(){return this.document.getElementById(this.pasteBinId)},getPasteBinHtml:function(){var a=this.getPasteBin();if(!a)return!1;if(a.firstChild&&"mcepastebin"===a.firstChild.id)return!1;var b=a.innerHTML;return b&&b!==d?b:!1},cleanPaste:function(a){var c,d,e,f,g=/<p|<br|<div/.test(a),h=[].concat(this.preCleanReplacements||[],b(),this.cleanReplacements||[]);for(c=0;c<h.length;c+=1)a=a.replace(h[c][0],h[c][1]);if(!g)return this.pasteHTML(a);for(e=this.document.createElement("div"),e.innerHTML="<p>"+a.split("<br><br>").join("</p><p>")+"</p>",d=e.querySelectorAll("a,p,div,br"),c=0;c<d.length;c+=1)switch(f=d[c],f.innerHTML=f.innerHTML.replace(/\n/gi," "),f.nodeName.toLowerCase()){case"p":case"div":this.filterCommonBlocks(f);break;case"br":this.filterLineBreak(f)}this.pasteHTML(e.innerHTML)},pasteHTML:function(b,c){c=a.util.defaults({},c,{cleanAttrs:this.cleanAttrs,cleanTags:this.cleanTags});var d,e,f,g,h=this.document.createDocumentFragment();for(h.appendChild(this.document.createElement("body")),g=h.querySelector("body"),g.innerHTML=b,this.cleanupSpans(g),d=g.querySelectorAll("*"),f=0;f<d.length;f+=1)e=d[f],"a"===e.nodeName.toLowerCase()&&this.getEditorOption("targetBlank")&&a.util.setTargetBlank(e),a.util.cleanupAttrs(e,c.cleanAttrs),a.util.cleanupTags(e,c.cleanTags);a.util.insertHTMLCommand(this.document,g.innerHTML.replace(/&nbsp;/g," "))},isCommonBlock:function(a){return a&&("p"===a.nodeName.toLowerCase()||"div"===a.nodeName.toLowerCase())},filterCommonBlocks:function(a){/^\s*$/.test(a.textContent)&&a.parentNode&&a.parentNode.removeChild(a)},filterLineBreak:function(a){this.isCommonBlock(a.previousElementSibling)?this.removeWithParent(a):!this.isCommonBlock(a.parentNode)||a.parentNode.firstChild!==a&&a.parentNode.lastChild!==a?a.parentNode&&1===a.parentNode.childElementCount&&""===a.parentNode.textContent&&this.removeWithParent(a):this.removeWithParent(a)},removeWithParent:function(a){a&&a.parentNode&&(a.parentNode.parentNode&&1===a.parentNode.childElementCount?a.parentNode.parentNode.removeChild(a.parentNode):a.parentNode.removeChild(a))},cleanupSpans:function(b){var c,d,e,f=b.querySelectorAll(".replace-with"),g=function(a){return a&&"#text"!==a.nodeName&&"false"===a.getAttribute("contenteditable")};for(c=0;c<f.length;c+=1)d=f[c],e=this.document.createElement(d.classList.contains("bold")?"b":"i"),d.classList.contains("bold")&&d.classList.contains("italic")?e.innerHTML="<i>"+d.innerHTML+"</i>":e.innerHTML=d.innerHTML,d.parentNode.replaceChild(e,d);for(f=b.querySelectorAll("span"),c=0;c<f.length;c+=1){if(d=f[c],a.util.traverseUp(d,g))return!1;a.util.unwrap(d,this.document)}}});a.extensions.paste=h}(),function(){var b=a.Extension.extend({name:"placeholder",text:"Type your text",hideOnClick:!0,init:function(){a.Extension.prototype.init.apply(this,arguments),this.initPlaceholders(),this.attachEventHandlers()},initPlaceholders:function(){this.getEditorElements().forEach(function(a){a.getAttribute("data-placeholder")||a.setAttribute("data-placeholder",this.text),this.updatePlaceholder(a)},this)},destroy:function(){this.getEditorElements().forEach(function(a){a.getAttribute("data-placeholder")===this.text&&a.removeAttribute("data-placeholder")},this)},showPlaceholder:function(a){a&&a.classList.add("medium-editor-placeholder")},hidePlaceholder:function(a){a&&a.classList.remove("medium-editor-placeholder")},updatePlaceholder:function(a,b){return a.querySelector("img, blockquote, ul, ol")||""!==a.textContent.replace(/^\s+|\s+$/g,"")?this.hidePlaceholder(a):void(b||this.showPlaceholder(a))},attachEventHandlers:function(){this.hideOnClick&&this.subscribe("focus",this.handleFocus.bind(this)),this.subscribe("editableInput",this.handleInput.bind(this)),this.subscribe("blur",this.handleBlur.bind(this))},handleInput:function(a,b){var c=this.hideOnClick&&b===this.base.getFocusedElement();this.updatePlaceholder(b,c)},handleFocus:function(a,b){this.hidePlaceholder(b)},handleBlur:function(a,b){this.updatePlaceholder(b)}});a.extensions.placeholder=b}(),function(){var b=a.Extension.extend({name:"toolbar",align:"center",allowMultiParagraphSelection:!0,buttons:["bold","italic","underline","anchor","h2","h3","quote"],diffLeft:0,diffTop:-10,firstButtonClass:"medium-editor-button-first",lastButtonClass:"medium-editor-button-last",standardizeSelectionStart:!1,"static":!1,sticky:!1,stickyTopOffset:0,updateOnEmptySelection:!1,relativeContainer:null,init:function(){a.Extension.prototype.init.apply(this,arguments),this.initThrottledMethods(),this.relativeContainer?this.relativeContainer.appendChild(this.getToolbarElement()):this.getEditorOption("elementsContainer").appendChild(this.getToolbarElement())},forEachExtension:function(a,b){return this.base.extensions.forEach(function(c){return c!==this?a.apply(b||this,arguments):void 0},this)},createToolbar:function(){var a=this.document.createElement("div");return a.id="medium-editor-toolbar-"+this.getEditorId(),a.className="medium-editor-toolbar",this["static"]?a.className+=" static-toolbar":this.relativeContainer?a.className+=" medium-editor-relative-toolbar":a.className+=" medium-editor-stalker-toolbar",a.appendChild(this.createToolbarButtons()),this.forEachExtension(function(b){b.hasForm&&a.appendChild(b.getForm())}),this.attachEventHandlers(),a},createToolbarButtons:function(){var b,c,d,e,f,g,h=this.document.createElement("ul");return h.id="medium-editor-toolbar-actions"+this.getEditorId(),h.className="medium-editor-toolbar-actions",h.style.display="block",this.buttons.forEach(function(d){"string"==typeof d?(f=d,g=null):(f=d.name,g=d),e=this.base.addBuiltInExtension(f,g),e&&"function"==typeof e.getButton&&(c=e.getButton(this.base),b=this.document.createElement("li"),a.util.isElement(c)?b.appendChild(c):b.innerHTML=c,h.appendChild(b))},this),d=h.querySelectorAll("button"),d.length>0&&(d[0].classList.add(this.firstButtonClass),d[d.length-1].classList.add(this.lastButtonClass)),h},destroy:function(){this.toolbar&&(this.toolbar.parentNode&&this.toolbar.parentNode.removeChild(this.toolbar),delete this.toolbar)},getToolbarElement:function(){return this.toolbar||(this.toolbar=this.createToolbar()),this.toolbar},getToolbarActionsElement:function(){return this.getToolbarElement().querySelector(".medium-editor-toolbar-actions")},initThrottledMethods:function(){this.throttledPositionToolbar=a.util.throttle(function(){this.base.isActive&&this.positionToolbarIfShown()}.bind(this))},attachEventHandlers:function(){this.subscribe("blur",this.handleBlur.bind(this)),this.subscribe("focus",this.handleFocus.bind(this)),this.subscribe("editableClick",this.handleEditableClick.bind(this)),this.subscribe("editableKeyup",this.handleEditableKeyup.bind(this)),this.on(this.document.documentElement,"mouseup",this.handleDocumentMouseup.bind(this)),this["static"]&&this.sticky&&this.on(this.window,"scroll",this.handleWindowScroll.bind(this),!0),this.on(this.window,"resize",this.handleWindowResize.bind(this))},handleWindowScroll:function(){this.positionToolbarIfShown()},handleWindowResize:function(){this.throttledPositionToolbar()},handleDocumentMouseup:function(b){return b&&b.target&&a.util.isDescendant(this.getToolbarElement(),b.target)?!1:void this.checkState()},handleEditableClick:function(){setTimeout(function(){this.checkState()}.bind(this),0)},handleEditableKeyup:function(){this.checkState()},handleBlur:function(){clearTimeout(this.hideTimeout),clearTimeout(this.delayShowTimeout),this.hideTimeout=setTimeout(function(){this.hideToolbar()}.bind(this),1)},handleFocus:function(){this.checkState()},isDisplayed:function(){return this.getToolbarElement().classList.contains("medium-editor-toolbar-active")},showToolbar:function(){clearTimeout(this.hideTimeout),this.isDisplayed()||(this.getToolbarElement().classList.add("medium-editor-toolbar-active"),this.trigger("showToolbar",{},this.base.getFocusedElement()))},hideToolbar:function(){this.isDisplayed()&&(this.getToolbarElement().classList.remove("medium-editor-toolbar-active"),this.trigger("hideToolbar",{},this.base.getFocusedElement()))},isToolbarDefaultActionsDisplayed:function(){return"block"===this.getToolbarActionsElement().style.display},hideToolbarDefaultActions:function(){this.isToolbarDefaultActionsDisplayed()&&(this.getToolbarActionsElement().style.display="none")},showToolbarDefaultActions:function(){this.hideExtensionForms(),this.isToolbarDefaultActionsDisplayed()||(this.getToolbarActionsElement().style.display="block"),this.delayShowTimeout=this.base.delay(function(){this.showToolbar()}.bind(this))},hideExtensionForms:function(){this.forEachExtension(function(a){a.hasForm&&a.isDisplayed()&&a.hideForm()})},multipleBlockElementsSelected:function(){var b=/<[^\/>][^>]*><\/[^>]+>/gim,c=new RegExp("<("+a.util.blockContainerElementNames.join("|")+")[^>]*>","g"),d=a.selection.getSelectionHtml(this.document).replace(b,""),e=d.match(c);return!!e&&e.length>1},modifySelection:function(){var b=this.window.getSelection(),c=b.getRangeAt(0);if(this.standardizeSelectionStart&&c.startContainer.nodeValue&&c.startOffset===c.startContainer.nodeValue.length){var d=a.util.findAdjacentTextNodeWithContent(a.selection.getSelectionElement(this.window),c.startContainer,this.document);if(d){for(var e=0;0===d.nodeValue.substr(e,1).trim().length;)e+=1;c=a.selection.select(this.document,d,e,c.endContainer,c.endOffset)}}},checkState:function(){if(!this.base.preventSelectionUpdates){if(!this.base.getFocusedElement()||a.selection.selectionInContentEditableFalse(this.window))return this.hideToolbar();var b=a.selection.getSelectionElement(this.window);return!b||-1===this.getEditorElements().indexOf(b)||b.getAttribute("data-disable-toolbar")?this.hideToolbar():this.updateOnEmptySelection&&this["static"]?this.showAndUpdateToolbar():!a.selection.selectionContainsContent(this.document)||this.allowMultiParagraphSelection===!1&&this.multipleBlockElementsSelected()?this.hideToolbar():void this.showAndUpdateToolbar()}},showAndUpdateToolbar:function(){this.modifySelection(),this.setToolbarButtonStates(),this.trigger("positionToolbar",{},this.base.getFocusedElement()),this.showToolbarDefaultActions(),this.setToolbarPosition()},setToolbarButtonStates:function(){this.forEachExtension(function(a){"function"==typeof a.isActive&&"function"==typeof a.setInactive&&a.setInactive()}),this.checkActiveButtons()},checkActiveButtons:function(){var b,c=[],d=null,e=a.selection.getSelectionRange(this.document),f=function(a){"function"==typeof a.checkState?a.checkState(b):"function"==typeof a.isActive&&"function"==typeof a.isAlreadyApplied&&"function"==typeof a.setActive&&!a.isActive()&&a.isAlreadyApplied(b)&&a.setActive()};if(e&&(this.forEachExtension(function(a){return"function"==typeof a.queryCommandState&&(d=a.queryCommandState(),null!==d)?void(d&&"function"==typeof a.setActive&&a.setActive()):void c.push(a)}),b=a.selection.getSelectedParentElement(e),this.getEditorElements().some(function(c){return a.util.isDescendant(c,b,!0)})))for(;b&&(c.forEach(f),!a.util.isMediumEditorElement(b));)b=b.parentNode},positionToolbarIfShown:function(){this.isDisplayed()&&this.setToolbarPosition()},setToolbarPosition:function(){var a=this.base.getFocusedElement(),b=this.window.getSelection();return a?void(!this["static"]&&b.isCollapsed||(this.showToolbar(),this.relativeContainer||(this["static"]?this.positionStaticToolbar(a):this.positionToolbar(b)),this.trigger("positionedToolbar",{},this.base.getFocusedElement()))):this},positionStaticToolbar:function(a){this.getToolbarElement().style.left="0";var b,c=this.document.documentElement&&this.document.documentElement.scrollTop||this.document.body.scrollTop,d=this.window.innerWidth,e=this.getToolbarElement(),f=a.getBoundingClientRect(),g=f.top+c,h=f.left+f.width/2,i=e.offsetHeight,j=e.offsetWidth,k=j/2;switch(this.sticky?c>g+a.offsetHeight-i-this.stickyTopOffset?(e.style.top=g+a.offsetHeight-i+"px",e.classList.remove("medium-editor-sticky-toolbar")):c>g-i-this.stickyTopOffset?(e.classList.add("medium-editor-sticky-toolbar"),e.style.top=this.stickyTopOffset+"px"):(e.classList.remove("medium-editor-sticky-toolbar"),e.style.top=g-i+"px"):e.style.top=g-i+"px",this.align){case"left":b=f.left;break;case"right":b=f.right-j;break;case"center":b=h-k}0>b?b=0:b+j>d&&(b=d-Math.ceil(j)-1),e.style.left=b+"px"},positionToolbar:function(a){this.getToolbarElement().style.left="0",this.getToolbarElement().style.right="initial";var b=a.getRangeAt(0),c=b.getBoundingClientRect();(!c||0===c.height&&0===c.width&&b.startContainer===b.endContainer)&&(c=1===b.startContainer.nodeType&&b.startContainer.querySelector("img")?b.startContainer.querySelector("img").getBoundingClientRect():b.startContainer.getBoundingClientRect());var d=this.window.innerWidth,e=(c.left+c.right)/2,f=this.getToolbarElement(),g=f.offsetHeight,h=f.offsetWidth,i=h/2,j=50,k=this.diffLeft-i;c.top<j?(f.classList.add("medium-toolbar-arrow-over"),f.classList.remove("medium-toolbar-arrow-under"),f.style.top=j+c.bottom-this.diffTop+this.window.pageYOffset-g+"px"):(f.classList.add("medium-toolbar-arrow-under"),f.classList.remove("medium-toolbar-arrow-over"),f.style.top=c.top+this.diffTop+this.window.pageYOffset-g+"px"),i>e?(f.style.left=k+i+"px",f.style.right="initial"):i>d-e?(f.style.left="auto",f.style.right=0):(f.style.left=k+e+"px",f.style.right="initial")}});a.extensions.toolbar=b}(),function(){var b=a.Extension.extend({init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableDrag",this.handleDrag.bind(this)),this.subscribe("editableDrop",this.handleDrop.bind(this))},handleDrag:function(a){var b="medium-editor-dragover";a.preventDefault(),a.dataTransfer.dropEffect="copy","dragover"===a.type?a.target.classList.add(b):"dragleave"===a.type&&a.target.classList.remove(b)},handleDrop:function(b){var c,d="medium-editor-dragover";b.preventDefault(),b.stopPropagation(),b.dataTransfer.files&&(c=Array.prototype.slice.call(b.dataTransfer.files,0),c.some(function(b){if(b.type.match("image")){var c,d;c=new FileReader,c.readAsDataURL(b),d="medium-img-"+ +new Date,a.util.insertHTMLCommand(this.document,'<img class="medium-editor-image-loading" id="'+d+'" />'),c.onload=function(){var a=this.document.getElementById(d);a&&(a.removeAttribute("id"),a.removeAttribute("class"),a.src=c.result)}.bind(this)}}.bind(this))),b.target.classList.remove(d)}});a.extensions.imageDragging=b}(),function(){function b(b){var c=a.selection.getSelectionStart(this.options.ownerDocument),d=c.textContent,e=a.selection.getCaretOffsets(c);(void 0===d[e.left-1]||""===d[e.left-1].trim()||void 0!==d[e.left]&&""===d[e.left].trim())&&b.preventDefault()}function c(b,c){if(this.options.disableReturn||c.getAttribute("data-disable-return"))b.preventDefault();else if(this.options.disableDoubleReturn||c.getAttribute("data-disable-double-return")){var d=a.selection.getSelectionStart(this.options.ownerDocument);(d&&""===d.textContent.trim()&&"li"!==d.nodeName.toLowerCase()||d.previousElementSibling&&"br"!==d.previousElementSibling.nodeName.toLowerCase()&&""===d.previousElementSibling.textContent.trim())&&b.preventDefault()}}function d(b){var c=a.selection.getSelectionStart(this.options.ownerDocument),d=c&&c.nodeName.toLowerCase();"pre"===d&&(b.preventDefault(),a.util.insertHTMLCommand(this.options.ownerDocument,"    ")),a.util.isListItem(c)&&(b.preventDefault(),b.shiftKey?this.options.ownerDocument.execCommand("outdent",!1,null):this.options.ownerDocument.execCommand("indent",!1,null))}function e(b){var c,d=a.selection.getSelectionStart(this.options.ownerDocument),e=d.nodeName.toLowerCase(),f=/^(\s+|<br\/?>)?$/i,g=/h\d/i;a.util.isKey(b,[a.util.keyCode.BACKSPACE,a.util.keyCode.ENTER])&&d.previousElementSibling&&g.test(e)&&0===a.selection.getCaretOffsets(d).left?a.util.isKey(b,a.util.keyCode.BACKSPACE)&&f.test(d.previousElementSibling.innerHTML)?(d.previousElementSibling.parentNode.removeChild(d.previousElementSibling),b.preventDefault()):!this.options.disableDoubleReturn&&a.util.isKey(b,a.util.keyCode.ENTER)&&(c=this.options.ownerDocument.createElement("p"),c.innerHTML="<br>",d.previousElementSibling.parentNode.insertBefore(c,d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.DELETE)&&d.nextElementSibling&&d.previousElementSibling&&!g.test(e)&&f.test(d.innerHTML)&&g.test(d.nextElementSibling.nodeName.toLowerCase())?(a.selection.moveCursor(this.options.ownerDocument,d.nextElementSibling),d.previousElementSibling.parentNode.removeChild(d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.BACKSPACE)&&"li"===e&&f.test(d.innerHTML)&&!d.previousElementSibling&&!d.parentElement.previousElementSibling&&d.nextElementSibling&&"li"===d.nextElementSibling.nodeName.toLowerCase()?(c=this.options.ownerDocument.createElement("p"),c.innerHTML="<br>",d.parentElement.parentElement.insertBefore(c,d.parentElement),a.selection.moveCursor(this.options.ownerDocument,c),d.parentElement.removeChild(d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.BACKSPACE)&&a.util.getClosestTag(d,"blockquote")!==!1&&0===a.selection.getCaretOffsets(d).left&&(b.preventDefault(),a.util.execFormatBlock(this.options.ownerDocument,"p"))}function f(b){var c,d=a.selection.getSelectionStart(this.options.ownerDocument);d&&(a.util.isMediumEditorElement(d)&&0===d.children.length&&!a.util.isBlockContainer(d)&&this.options.ownerDocument.execCommand("formatBlock",!1,"p"),!a.util.isKey(b,a.util.keyCode.ENTER)||a.util.isListItem(d)||a.util.isBlockContainer(d)||(c=d.nodeName.toLowerCase(),"a"===c?this.options.ownerDocument.execCommand("unlink",!1,null):b.shiftKey||b.ctrlKey||this.options.ownerDocument.execCommand("formatBlock",!1,"p")))}function g(a,b){var c=b.parentNode.querySelector('textarea[medium-editor-textarea-id="'+b.getAttribute("medium-editor-textarea-id")+'"]');c&&(c.value=b.innerHTML.trim())}function h(a){a._mediumEditors||(a._mediumEditors=[null]),this.id||(this.id=a._mediumEditors.length),a._mediumEditors[this.id]=this}function i(a){a._mediumEditors&&a._mediumEditors[this.id]&&(a._mediumEditors[this.id]=null)}function j(b,c,d){var e=[];if(b||(b=[]),"string"==typeof b&&(b=c.querySelectorAll(b)),a.util.isElement(b)&&(b=[b]),d)for(var f=0;f<b.length;f++){var g=b[f];!a.util.isElement(g)||g.getAttribute("data-medium-editor-element")||g.getAttribute("medium-editor-textarea-id")||e.push(g)}else e=Array.prototype.slice.apply(b);return e}function k(a){var b=a.parentNode.querySelector('textarea[medium-editor-textarea-id="'+a.getAttribute("medium-editor-textarea-id")+'"]');b&&(b.classList.remove("medium-editor-hidden"),b.removeAttribute("medium-editor-textarea-id")),a.parentNode&&a.parentNode.removeChild(a)}function l(a,b){return Object.keys(b).forEach(function(c){void 0===a[c]&&(a[c]=b[c])}),a}function m(a,b,c){var d={window:c.options.contentWindow,document:c.options.ownerDocument,base:c};return a=l(a,d),"function"==typeof a.init&&a.init(),a.name||(a.name=b),a}function n(){return this.elements.every(function(a){return!!a.getAttribute("data-disable-toolbar")})?!1:this.options.toolbar!==!1}function o(){return n.call(this)?this.options.anchorPreview!==!1:!1}function p(){return this.options.placeholder!==!1}function q(){return this.options.autoLink!==!1}function r(){return this.options.imageDragging!==!1}function s(){return this.options.keyboardCommands!==!1}function t(){return!this.options.extensions.imageDragging}function u(a,b,c){for(var d=c.createElement("div"),e=Date.now(),f="medium-editor-"+e+"-"+b,g=a.attributes;c.getElementById(f);)e++,f="medium-editor-"+e+"-"+b;d.className=a.className,d.id=f,d.innerHTML=a.value,a.setAttribute("medium-editor-textarea-id",f);for(var h=0,i=g.length;i>h;h++)d.hasAttribute(g[h].nodeName)||d.setAttribute(g[h].nodeName,g[h].nodeValue);return a.classList.add("medium-editor-hidden"),a.parentNode.insertBefore(d,a),d}function v(b,d){return b.getAttribute("data-medium-editor-element")||("textarea"===b.nodeName.toLowerCase()&&(b=u(b,d,this.options.ownerDocument),this.instanceHandleEditableInput||(this.instanceHandleEditableInput=g.bind(this),this.subscribe("editableInput",this.instanceHandleEditableInput))),this.options.disableEditing||b.getAttribute("data-disable-editing")||(b.setAttribute("contentEditable",!0),b.setAttribute("spellcheck",this.options.spellcheck)),this.instanceHandleEditableKeydownEnter||(b.getAttribute("data-disable-return")||b.getAttribute("data-disable-double-return"))&&(this.instanceHandleEditableKeydownEnter=c.bind(this),this.subscribe("editableKeydownEnter",this.instanceHandleEditableKeydownEnter)),this.options.disableReturn||b.getAttribute("data-disable-return")||this.on(b,"keyup",f.bind(this)),b.setAttribute("data-medium-editor-element",!0),b.setAttribute("role","textbox"),b.setAttribute("aria-multiline",!0),b.setAttribute("medium-editor-index",a.util.guid()),this.events.attachAllEventsToElement(b)),b}function w(){this.subscribe("editableKeydownTab",d.bind(this)),this.subscribe("editableKeydownDelete",e.bind(this)),this.subscribe("editableKeydownEnter",e.bind(this)),this.options.disableExtraSpaces&&this.subscribe("editableKeydownSpace",b.bind(this)),this.instanceHandleEditableKeydownEnter||(this.options.disableReturn||this.options.disableDoubleReturn)&&(this.instanceHandleEditableKeydownEnter=c.bind(this),this.subscribe("editableKeydownEnter",this.instanceHandleEditableKeydownEnter))}function x(){if(this.extensions=[],Object.keys(this.options.extensions).forEach(function(a){"toolbar"!==a&&this.options.extensions[a]&&this.extensions.push(m(this.options.extensions[a],a,this))},this),t.call(this)){var b=this.options.fileDragging;b||(b={},r.call(this)||(b.allowedTypes=[])),this.addBuiltInExtension("fileDragging",b)}var c={paste:!0,"anchor-preview":o.call(this),autoLink:q.call(this),keyboardCommands:s.call(this),placeholder:p.call(this)};Object.keys(c).forEach(function(a){c[a]&&this.addBuiltInExtension(a)},this);var d=this.options.extensions.toolbar;if(!d&&n.call(this)){var e=a.util.extend({},this.options.toolbar,{allowMultiParagraphSelection:this.options.allowMultiParagraphSelection});d=new a.extensions.toolbar(e)}d&&this.extensions.push(m(d,"toolbar",this))}function y(b,c){var d=[["allowMultiParagraphSelection","toolbar.allowMultiParagraphSelection"]];return c&&d.forEach(function(b){c.hasOwnProperty(b[0])&&void 0!==c[b[0]]&&a.util.deprecated(b[0],b[1],"v6.0.0")}),a.util.defaults({},c,b)}function z(b,c){var d,e,f=/^append-(.+)$/gi,g=/justify([A-Za-z]*)$/g;if(d=f.exec(b))return a.util.execFormatBlock(this.options.ownerDocument,d[1]);if("fontSize"===b)return c.size&&a.util.deprecated(".size option for fontSize command",".value","6.0.0"),e=c.value||c.size,this.options.ownerDocument.execCommand("fontSize",!1,e);if("fontName"===b)return c.name&&a.util.deprecated(".name option for fontName command",".value","6.0.0"),e=c.value||c.name,this.options.ownerDocument.execCommand("fontName",!1,e);if("createLink"===b)return this.createLink(c);if("image"===b){var h=this.options.contentWindow.getSelection().toString().trim();return this.options.ownerDocument.execCommand("insertImage",!1,h)}if(g.exec(b)){var i=this.options.ownerDocument.execCommand(b,!1,null),j=a.selection.getSelectedParentElement(a.selection.getSelectionRange(this.options.ownerDocument));return j&&A.call(this,a.util.getTopBlockContainer(j)),i}return e=c&&c.value,this.options.ownerDocument.execCommand(b,!1,e)}function A(b){if(b){var c,d=Array.prototype.slice.call(b.childNodes).filter(function(a){var b="div"===a.nodeName.toLowerCase();return b&&!c&&(c=a.style.textAlign),b});d.length&&(this.saveSelection(),d.forEach(function(b){if(b.style.textAlign===c){var d=b.lastChild;if(d){a.util.unwrap(b,this.options.ownerDocument);var e=this.options.ownerDocument.createElement("BR");d.parentNode.insertBefore(e,d.nextSibling)}}},this),b.style.textAlign=c,this.restoreSelection())}}a.prototype={init:function(a,b){return this.options=y.call(this,this.defaults,b),this.origElements=a,this.options.elementsContainer||(this.options.elementsContainer=this.options.ownerDocument.body),this.setup()},setup:function(){this.isActive||(this.events=new a.Events(this),this.elements=[],this.addElements(this.origElements),0!==this.elements.length&&(this.isActive=!0,h.call(this,this.options.contentWindow),x.call(this),w.call(this)))},destroy:function(){this.isActive&&(this.isActive=!1,this.extensions.forEach(function(a){"function"==typeof a.destroy&&a.destroy()},this),this.events.destroy(),this.elements.forEach(function(a){this.options.spellcheck&&(a.innerHTML=a.innerHTML),a.removeAttribute("contentEditable"),a.removeAttribute("spellcheck"),a.removeAttribute("data-medium-editor-element"),a.removeAttribute("role"),a.removeAttribute("aria-multiline"),a.removeAttribute("medium-editor-index"),a.getAttribute("medium-editor-textarea-id")&&k(a)},this),this.elements=[],this.instanceHandleEditableKeydownEnter=null,this.instanceHandleEditableInput=null,i.call(this,this.options.contentWindow))},on:function(a,b,c,d){return this.events.attachDOMEvent(a,b,c,d),this},off:function(a,b,c,d){return this.events.detachDOMEvent(a,b,c,d),this},subscribe:function(a,b){return this.events.attachCustomEvent(a,b),this},unsubscribe:function(a,b){return this.events.detachCustomEvent(a,b),this},trigger:function(a,b,c){return this.events.triggerCustomEvent(a,b,c),this},delay:function(a){var b=this;return setTimeout(function(){b.isActive&&a()},this.options.delay)},serialize:function(){var a,b,c={},d=this.elements.length;for(a=0;d>a;a+=1)b=""!==this.elements[a].id?this.elements[a].id:"element-"+a,c[b]={value:this.elements[a].innerHTML.trim()};return c},getExtensionByName:function(a){var b;return this.extensions&&this.extensions.length&&this.extensions.some(function(c){return c.name===a?(b=c,!0):!1}),b},addBuiltInExtension:function(b,c){var d,e=this.getExtensionByName(b);if(e)return e;switch(b){case"anchor":d=a.util.extend({},this.options.anchor,c),e=new a.extensions.anchor(d);break;case"anchor-preview":e=new a.extensions.anchorPreview(this.options.anchorPreview);break;case"autoLink":e=new a.extensions.autoLink;break;case"fileDragging":e=new a.extensions.fileDragging(c);break;case"fontname":e=new a.extensions.fontName(this.options.fontName);break;case"fontsize":e=new a.extensions.fontSize(c);break;case"keyboardCommands":e=new a.extensions.keyboardCommands(this.options.keyboardCommands);break;case"paste":e=new a.extensions.paste(this.options.paste);break;case"placeholder":e=new a.extensions.placeholder(this.options.placeholder);break;default:a.extensions.button.isBuiltInButton(b)&&(c?(d=a.util.defaults({},c,a.extensions.button.prototype.defaults[b]),e=new a.extensions.button(d)):e=new a.extensions.button(b))}return e&&this.extensions.push(m(e,b,this)),e},stopSelectionUpdates:function(){this.preventSelectionUpdates=!0},startSelectionUpdates:function(){this.preventSelectionUpdates=!1},checkSelection:function(){var a=this.getExtensionByName("toolbar");return a&&a.checkState(),this},queryCommandState:function(a){var b,c=/^full-(.+)$/gi,d=null;b=c.exec(a),b&&(a=b[1]);try{d=this.options.ownerDocument.queryCommandState(a)}catch(e){d=null}return d},execAction:function(b,c){var d,e,f=/^full-(.+)$/gi;return 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b=a.selection.getSelectionElement(this.options.contentWindow),c=this.elements.indexOf(b),d=null;return c>=0&&(d=a.selection.exportSelection(b,this.options.ownerDocument)),null!==d&&0!==c&&(d.editableElementIndex=c),d},saveSelection:function(){this.selectionState=this.exportSelection()},importSelection:function(b,c){if(b){var d=this.elements[b.editableElementIndex||0];a.selection.importSelection(b,d,this.options.ownerDocument,c)}},restoreSelection:function(){this.importSelection(this.selectionState)},createLink:function(b){var c,d=a.selection.getSelectionElement(this.options.contentWindow),e={};if(-1!==this.elements.indexOf(d)){try{if(this.events.disableCustomEvent("editableInput"),b.url&&a.util.deprecated(".url option for createLink",".value","6.0.0"),c=b.url||b.value,c&&c.trim().length>0){var f=this.options.contentWindow.getSelection();
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a=this.events.pop();a;)a[0].removeEventListener(a[1],a[2],a[3]),a=this.events.pop()},detachAllEventsFromElement:function(a){for(var b=this.events.filter(function(b){return b&&b[0].getAttribute&&b[0].getAttribute("medium-editor-index")===a.getAttribute("medium-editor-index")}),c=0,d=b.length;d>c;c++){var e=b[c];this.detachDOMEvent(e[0],e[1],e[2],e[3])}},attachAllEventsToElement:function(a){this.listeners.editableInput&&(this.contentCache[a.getAttribute("medium-editor-index")]=a.innerHTML),this.eventsCache&&this.eventsCache.forEach(function(b){this.attachDOMEvent(a,b.name,b.handler.bind(this))},this)},enableCustomEvent:function(a){void 0!==this.disabledEvents[a]&&delete this.disabledEvents[a]},disableCustomEvent:function(a){this.disabledEvents[a]=!0},attachCustomEvent:function(a,b){this.setupListener(a),this.customEvents[a]||(this.customEvents[a]=[]),this.customEvents[a].push(b)},detachCustomEvent:function(a,b){var c=this.indexOfCustomListener(a,b);-1!==c&&this.customEvents[a].splice(c,1)},indexOfCustomListener:function(a,b){return this.customEvents[a]&&this.customEvents[a].length?this.customEvents[a].indexOf(b):-1},detachAllCustomEvents:function(){this.customEvents={}},triggerCustomEvent:function(a,b,c){this.customEvents[a]&&!this.disabledEvents[a]&&this.customEvents[a].forEach(function(a){a(b,c)})},destroy:function(){this.detachAllDOMEvents(),this.detachAllCustomEvents(),this.detachExecCommand(),this.base.elements&&this.base.elements.forEach(function(a){a.removeAttribute("data-medium-focused")})},attachToExecCommand:function(){this.execCommandListener||(this.execCommandListener=function(a){this.handleDocumentExecCommand(a)}.bind(this),this.wrapExecCommand(),this.options.ownerDocument.execCommand.listeners.push(this.execCommandListener))},detachExecCommand:function(){var a=this.options.ownerDocument;if(this.execCommandListener&&a.execCommand.listeners){var b=a.execCommand.listeners.indexOf(this.execCommandListener);-1!==b&&a.execCommand.listeners.splice(b,1),a.execCommand.listeners.length||this.unwrapExecCommand()}},wrapExecCommand:function(){var a=this.options.ownerDocument;if(!a.execCommand.listeners){var b=function(b,c){a.execCommand.listeners&&a.execCommand.listeners.forEach(function(a){a({command:b[0],value:b[2],args:b,result:c})})},c=function(){var c=a.execCommand.orig.apply(this,arguments);if(!a.execCommand.listeners)return c;var d=Array.prototype.slice.call(arguments);return b(d,c),c};c.orig=a.execCommand,c.listeners=[],c.callListeners=b,a.execCommand=c}},unwrapExecCommand:function(){var a=this.options.ownerDocument;a.execCommand.orig&&(a.execCommand=a.execCommand.orig)},setupListener:function(a){if(!this.listeners[a]){switch(a){case"externalInteraction":this.attachDOMEvent(this.options.ownerDocument.body,"mousedown",this.handleBodyMousedown.bind(this),!0),this.attachDOMEvent(this.options.ownerDocument.body,"click",this.handleBodyClick.bind(this),!0),this.attachDOMEvent(this.options.ownerDocument.body,"focus",this.handleBodyFocus.bind(this),!0);break;case"blur":this.setupListener("externalInteraction");break;case"focus":this.setupListener("externalInteraction");break;case"editableInput":this.contentCache={},this.base.elements.forEach(function(a){this.contentCache[a.getAttribute("medium-editor-index")]=a.innerHTML},this),this.InputEventOnContenteditableSupported&&this.attachToEachElement("input",this.handleInput),this.InputEventOnContenteditableSupported||(this.setupListener("editableKeypress"),this.keypressUpdateInput=!0,this.attachDOMEvent(document,"selectionchange",this.handleDocumentSelectionChange.bind(this)),this.attachToExecCommand());break;case"editableClick":this.attachToEachElement("click",this.handleClick);break;case"editableBlur":this.attachToEachElement("blur",this.handleBlur);break;case"editableKeypress":this.attachToEachElement("keypress",this.handleKeypress);break;case"editableKeyup":this.attachToEachElement("keyup",this.handleKeyup);break;case"editableKeydown":this.attachToEachElement("keydown",this.handleKeydown);break;case"editableKeydownSpace":this.setupListener("editableKeydown");break;case"editableKeydownEnter":this.setupListener("editableKeydown");break;case"editableKeydownTab":this.setupListener("editableKeydown");break;case"editableKeydownDelete":this.setupListener("editableKeydown");break;case"editableMouseover":this.attachToEachElement("mouseover",this.handleMouseover);break;case"editableDrag":this.attachToEachElement("dragover",this.handleDragging),this.attachToEachElement("dragleave",this.handleDragging);break;case"editableDrop":this.attachToEachElement("drop",this.handleDrop);break;case"editablePaste":this.attachToEachElement("paste",this.handlePaste)}this.listeners[a]=!0}},attachToEachElement:function(a,b){this.eventsCache||(this.eventsCache=[]),this.base.elements.forEach(function(c){this.attachDOMEvent(c,a,b.bind(this))},this),this.eventsCache.push({name:a,handler:b})},cleanupElement:function(a){var b=a.getAttribute("medium-editor-index");b&&(this.detachAllEventsFromElement(a),this.contentCache&&delete this.contentCache[b])},focusElement:function(a){a.focus(),this.updateFocus(a,{target:a,type:"focus"})},updateFocus:function(c,d){var e,f=this.base.getFocusedElement();f&&"click"===d.type&&this.lastMousedownTarget&&(a.util.isDescendant(f,this.lastMousedownTarget,!0)||b(this.base.extensions,this.lastMousedownTarget))&&(e=f),e||this.base.elements.some(function(b){return!e&&a.util.isDescendant(b,c,!0)&&(e=b),!!e},this);var g=!a.util.isDescendant(f,c,!0)&&!b(this.base.extensions,c);e!==f&&(f&&g&&(f.removeAttribute("data-medium-focused"),this.triggerCustomEvent("blur",d,f)),e&&(e.setAttribute("data-medium-focused",!0),this.triggerCustomEvent("focus",d,e))),g&&this.triggerCustomEvent("externalInteraction",d)},updateInput:function(a,b){if(this.contentCache){var c=a.getAttribute("medium-editor-index"),d=a.innerHTML;d!==this.contentCache[c]&&this.triggerCustomEvent("editableInput",b,a),this.contentCache[c]=d}},handleDocumentSelectionChange:function(b){if(b.currentTarget&&b.currentTarget.activeElement){var c,d=b.currentTarget.activeElement;this.base.elements.some(function(b){return a.util.isDescendant(b,d,!0)?(c=b,!0):!1},this),c&&this.updateInput(c,{target:d,currentTarget:c})}},handleDocumentExecCommand:function(){var a=this.base.getFocusedElement();a&&this.updateInput(a,{target:a,currentTarget:a})},handleBodyClick:function(a){this.updateFocus(a.target,a)},handleBodyFocus:function(a){this.updateFocus(a.target,a)},handleBodyMousedown:function(a){this.lastMousedownTarget=a.target},handleInput:function(a){this.updateInput(a.currentTarget,a)},handleClick:function(a){this.triggerCustomEvent("editableClick",a,a.currentTarget)},handleBlur:function(a){this.triggerCustomEvent("editableBlur",a,a.currentTarget)},handleKeypress:function(a){if(this.triggerCustomEvent("editableKeypress",a,a.currentTarget),this.keypressUpdateInput){var b={target:a.target,currentTarget:a.currentTarget};setTimeout(function(){this.updateInput(b.currentTarget,b)}.bind(this),0)}},handleKeyup:function(a){
+this.triggerCustomEvent("editableKeyup",a,a.currentTarget)},handleMouseover:function(a){this.triggerCustomEvent("editableMouseover",a,a.currentTarget)},handleDragging:function(a){this.triggerCustomEvent("editableDrag",a,a.currentTarget)},handleDrop:function(a){this.triggerCustomEvent("editableDrop",a,a.currentTarget)},handlePaste:function(a){this.triggerCustomEvent("editablePaste",{currentTarget:a.currentTarget,target:a.target},a.currentTarget)},handleKeydown:function(b){return this.triggerCustomEvent("editableKeydown",b,b.currentTarget),a.util.isKey(b,a.util.keyCode.SPACE)?this.triggerCustomEvent("editableKeydownSpace",b,b.currentTarget):a.util.isKey(b,a.util.keyCode.ENTER)||b.ctrlKey&&a.util.isKey(b,a.util.keyCode.M)?this.triggerCustomEvent("editableKeydownEnter",b,b.currentTarget):a.util.isKey(b,a.util.keyCode.TAB)?this.triggerCustomEvent("editableKeydownTab",b,b.currentTarget):a.util.isKey(b,[a.util.keyCode.DELETE,a.util.keyCode.BACKSPACE])?this.triggerCustomEvent("editableKeydownDelete",b,b.currentTarget):void 0}},a.Events=c}(),function(){var b=a.Extension.extend({action:void 0,aria:void 0,tagNames:void 0,style:void 0,useQueryState:void 0,contentDefault:void 0,contentFA:void 0,classList:void 0,attrs:void 0,constructor:function(c){b.isBuiltInButton(c)?a.Extension.call(this,this.defaults[c]):a.Extension.call(this,c)},init:function(){a.Extension.prototype.init.apply(this,arguments),this.button=this.createButton(),this.on(this.button,"click",this.handleClick.bind(this))},getButton:function(){return this.button},getAction:function(){return"function"==typeof this.action?this.action(this.base.options):this.action},getAria:function(){return"function"==typeof this.aria?this.aria(this.base.options):this.aria},getTagNames:function(){return"function"==typeof this.tagNames?this.tagNames(this.base.options):this.tagNames},createButton:function(){var a=this.document.createElement("button"),b=this.contentDefault,c=this.getAria(),d=this.getEditorOption("buttonLabels");return a.classList.add("medium-editor-action"),a.classList.add("medium-editor-action-"+this.name),this.classList&&this.classList.forEach(function(b){a.classList.add(b)}),a.setAttribute("data-action",this.getAction()),c&&(a.setAttribute("title",c),a.setAttribute("aria-label",c)),this.attrs&&Object.keys(this.attrs).forEach(function(b){a.setAttribute(b,this.attrs[b])},this),"fontawesome"===d&&this.contentFA&&(b=this.contentFA),a.innerHTML=b,a},handleClick:function(a){a.preventDefault(),a.stopPropagation();var b=this.getAction();b&&this.execAction(b)},isActive:function(){return this.button.classList.contains(this.getEditorOption("activeButtonClass"))},setInactive:function(){this.button.classList.remove(this.getEditorOption("activeButtonClass")),delete this.knownState},setActive:function(){this.button.classList.add(this.getEditorOption("activeButtonClass")),delete this.knownState},queryCommandState:function(){var a=null;return this.useQueryState&&(a=this.base.queryCommandState(this.getAction())),a},isAlreadyApplied:function(a){var b,c,d=!1,e=this.getTagNames();return this.knownState===!1||this.knownState===!0?this.knownState:(e&&e.length>0&&(d=-1!==e.indexOf(a.nodeName.toLowerCase())),!d&&this.style&&(b=this.style.value.split("|"),c=this.window.getComputedStyle(a,null).getPropertyValue(this.style.prop),b.forEach(function(a){this.knownState||(d=-1!==c.indexOf(a),(d||"text-decoration"!==this.style.prop)&&(this.knownState=d))},this)),d)}});b.isBuiltInButton=function(b){return"string"==typeof b&&a.extensions.button.prototype.defaults.hasOwnProperty(b)},a.extensions.button=b}(),function(){a.extensions.button.prototype.defaults={bold:{name:"bold",action:"bold",aria:"bold",tagNames:["b","strong"],style:{prop:"font-weight",value:"700|bold"},useQueryState:!0,contentDefault:"<b>B</b>",contentFA:'<i class="fa fa-bold"></i>'},italic:{name:"italic",action:"italic",aria:"italic",tagNames:["i","em"],style:{prop:"font-style",value:"italic"},useQueryState:!0,contentDefault:"<b><i>I</i></b>",contentFA:'<i class="fa fa-italic"></i>'},underline:{name:"underline",action:"underline",aria:"underline",tagNames:["u"],style:{prop:"text-decoration",value:"underline"},useQueryState:!0,contentDefault:"<b><u>U</u></b>",contentFA:'<i class="fa fa-underline"></i>'},strikethrough:{name:"strikethrough",action:"strikethrough",aria:"strike through",tagNames:["strike"],style:{prop:"text-decoration",value:"line-through"},useQueryState:!0,contentDefault:"<s>A</s>",contentFA:'<i class="fa fa-strikethrough"></i>'},superscript:{name:"superscript",action:"superscript",aria:"superscript",tagNames:["sup"],contentDefault:"<b>x<sup>1</sup></b>",contentFA:'<i class="fa fa-superscript"></i>'},subscript:{name:"subscript",action:"subscript",aria:"subscript",tagNames:["sub"],contentDefault:"<b>x<sub>1</sub></b>",contentFA:'<i class="fa fa-subscript"></i>'},image:{name:"image",action:"image",aria:"image",tagNames:["img"],contentDefault:"<b>image</b>",contentFA:'<i class="fa fa-picture-o"></i>'},orderedlist:{name:"orderedlist",action:"insertorderedlist",aria:"ordered list",tagNames:["ol"],useQueryState:!0,contentDefault:"<b>1.</b>",contentFA:'<i class="fa fa-list-ol"></i>'},unorderedlist:{name:"unorderedlist",action:"insertunorderedlist",aria:"unordered list",tagNames:["ul"],useQueryState:!0,contentDefault:"<b>&bull;</b>",contentFA:'<i class="fa fa-list-ul"></i>'},indent:{name:"indent",action:"indent",aria:"indent",tagNames:[],contentDefault:"<b>&rarr;</b>",contentFA:'<i class="fa fa-indent"></i>'},outdent:{name:"outdent",action:"outdent",aria:"outdent",tagNames:[],contentDefault:"<b>&larr;</b>",contentFA:'<i class="fa fa-outdent"></i>'},justifyCenter:{name:"justifyCenter",action:"justifyCenter",aria:"center justify",tagNames:[],style:{prop:"text-align",value:"center"},contentDefault:"<b>C</b>",contentFA:'<i class="fa fa-align-center"></i>'},justifyFull:{name:"justifyFull",action:"justifyFull",aria:"full justify",tagNames:[],style:{prop:"text-align",value:"justify"},contentDefault:"<b>J</b>",contentFA:'<i class="fa fa-align-justify"></i>'},justifyLeft:{name:"justifyLeft",action:"justifyLeft",aria:"left justify",tagNames:[],style:{prop:"text-align",value:"left"},contentDefault:"<b>L</b>",contentFA:'<i class="fa fa-align-left"></i>'},justifyRight:{name:"justifyRight",action:"justifyRight",aria:"right justify",tagNames:[],style:{prop:"text-align",value:"right"},contentDefault:"<b>R</b>",contentFA:'<i class="fa fa-align-right"></i>'},removeFormat:{name:"removeFormat",aria:"remove formatting",action:"removeFormat",contentDefault:"<b>X</b>",contentFA:'<i class="fa fa-eraser"></i>'},quote:{name:"quote",action:"append-blockquote",aria:"blockquote",tagNames:["blockquote"],contentDefault:"<b>&ldquo;</b>",contentFA:'<i class="fa fa-quote-right"></i>'},pre:{name:"pre",action:"append-pre",aria:"preformatted text",tagNames:["pre"],contentDefault:"<b>0101</b>",contentFA:'<i class="fa fa-code fa-lg"></i>'},h1:{name:"h1",action:"append-h1",aria:"header type one",tagNames:["h1"],contentDefault:"<b>H1</b>",contentFA:'<i class="fa fa-header"><sup>1</sup>'},h2:{name:"h2",action:"append-h2",aria:"header type two",tagNames:["h2"],contentDefault:"<b>H2</b>",contentFA:'<i class="fa fa-header"><sup>2</sup>'},h3:{name:"h3",action:"append-h3",aria:"header type three",tagNames:["h3"],contentDefault:"<b>H3</b>",contentFA:'<i class="fa fa-header"><sup>3</sup>'},h4:{name:"h4",action:"append-h4",aria:"header type four",tagNames:["h4"],contentDefault:"<b>H4</b>",contentFA:'<i class="fa fa-header"><sup>4</sup>'},h5:{name:"h5",action:"append-h5",aria:"header type five",tagNames:["h5"],contentDefault:"<b>H5</b>",contentFA:'<i class="fa fa-header"><sup>5</sup>'},h6:{name:"h6",action:"append-h6",aria:"header type six",tagNames:["h6"],contentDefault:"<b>H6</b>",contentFA:'<i class="fa fa-header"><sup>6</sup>'}}}(),function(){var b=a.extensions.button.extend({init:function(){a.extensions.button.prototype.init.apply(this,arguments)},formSaveLabel:"&#10003;",formCloseLabel:"&times;",activeClass:"medium-editor-toolbar-form-active",hasForm:!0,getForm:function(){},isDisplayed:function(){return this.hasForm?this.getForm().classList.contains(this.activeClass):!1},showForm:function(){this.hasForm&&this.getForm().classList.add(this.activeClass)},hideForm:function(){this.hasForm&&this.getForm().classList.remove(this.activeClass)},showToolbarDefaultActions:function(){var a=this.base.getExtensionByName("toolbar");a&&a.showToolbarDefaultActions()},hideToolbarDefaultActions:function(){var a=this.base.getExtensionByName("toolbar");a&&a.hideToolbarDefaultActions()},setToolbarPosition:function(){var a=this.base.getExtensionByName("toolbar");a&&a.setToolbarPosition()}});a.extensions.form=b}(),function(){var b=a.extensions.form.extend({customClassOption:null,customClassOptionText:"Button",linkValidation:!1,placeholderText:"Paste or type a link",targetCheckbox:!1,targetCheckboxText:"Open in new window",name:"anchor",action:"createLink",aria:"link",tagNames:["a"],contentDefault:"<b>#</b>",contentFA:'<i class="fa fa-link"></i>',init:function(){a.extensions.form.prototype.init.apply(this,arguments),this.subscribe("editableKeydown",this.handleKeydown.bind(this))},handleClick:function(b){b.preventDefault(),b.stopPropagation();var c=a.selection.getSelectionRange(this.document);return"a"===c.startContainer.nodeName.toLowerCase()||"a"===c.endContainer.nodeName.toLowerCase()||a.util.getClosestTag(a.selection.getSelectedParentElement(c),"a")?this.execAction("unlink"):(this.isDisplayed()||this.showForm(),!1)},handleKeydown:function(b){a.util.isKey(b,a.util.keyCode.K)&&a.util.isMetaCtrlKey(b)&&!b.shiftKey&&this.handleClick(b)},getForm:function(){return this.form||(this.form=this.createForm()),this.form},getTemplate:function(){var a=['<input type="text" class="medium-editor-toolbar-input" placeholder="',this.placeholderText,'">'];return a.push('<a href="#" class="medium-editor-toolbar-save">',"fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':this.formSaveLabel,"</a>"),a.push('<a href="#" class="medium-editor-toolbar-close">',"fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':this.formCloseLabel,"</a>"),this.targetCheckbox&&a.push('<div class="medium-editor-toolbar-form-row">','<input type="checkbox" class="medium-editor-toolbar-anchor-target">',"<label>",this.targetCheckboxText,"</label>","</div>"),this.customClassOption&&a.push('<div class="medium-editor-toolbar-form-row">','<input type="checkbox" class="medium-editor-toolbar-anchor-button">',"<label>",this.customClassOptionText,"</label>","</div>"),a.join("")},isDisplayed:function(){return a.extensions.form.prototype.isDisplayed.apply(this)},hideForm:function(){a.extensions.form.prototype.hideForm.apply(this),this.getInput().value=""},showForm:function(b){var c=this.getInput(),d=this.getAnchorTargetCheckbox(),e=this.getAnchorButtonCheckbox();if(b=b||{value:""},"string"==typeof b&&(b={value:b}),this.base.saveSelection(),this.hideToolbarDefaultActions(),a.extensions.form.prototype.showForm.apply(this),this.setToolbarPosition(),c.value=b.value,c.focus(),d&&(d.checked="_blank"===b.target),e){var f=b.buttonClass?b.buttonClass.split(" "):[];e.checked=-1!==f.indexOf(this.customClassOption)}},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},getFormOpts:function(){var a=this.getAnchorTargetCheckbox(),b=this.getAnchorButtonCheckbox(),c={value:this.getInput().value.trim()};return this.linkValidation&&(c.value=this.checkLinkFormat(c.value)),c.target="_self",a&&a.checked&&(c.target="_blank"),b&&b.checked&&(c.buttonClass=this.customClassOption),c},doFormSave:function(){var a=this.getFormOpts();this.completeFormSave(a)},completeFormSave:function(a){this.base.restoreSelection(),this.execAction(this.action,a),this.base.checkSelection()},checkLinkFormat:function(a){var b=/^([a-z]+:)?\/\/|^(mailto|tel|maps):/i,c=/^\+?\s?\(?(?:\d\s?\-?\)?){3,20}$/;return c.test(a)?"tel:"+a:(b.test(a)?"":"http://")+encodeURI(a)},doFormCancel:function(){this.base.restoreSelection(),this.base.checkSelection()},attachFormEvents:function(a){var b=a.querySelector(".medium-editor-toolbar-close"),c=a.querySelector(".medium-editor-toolbar-save"),d=a.querySelector(".medium-editor-toolbar-input");this.on(a,"click",this.handleFormClick.bind(this)),this.on(d,"keyup",this.handleTextboxKeyup.bind(this)),this.on(b,"click",this.handleCloseClick.bind(this)),this.on(c,"click",this.handleSaveClick.bind(this),!0)},createForm:function(){var a=this.document,b=a.createElement("div");return b.className="medium-editor-toolbar-form",b.id="medium-editor-toolbar-form-anchor-"+this.getEditorId(),b.innerHTML=this.getTemplate(),this.attachFormEvents(b),b},getInput:function(){return this.getForm().querySelector("input.medium-editor-toolbar-input")},getAnchorTargetCheckbox:function(){return this.getForm().querySelector(".medium-editor-toolbar-anchor-target")},getAnchorButtonCheckbox:function(){return this.getForm().querySelector(".medium-editor-toolbar-anchor-button")},handleTextboxKeyup:function(b){return b.keyCode===a.util.keyCode.ENTER?(b.preventDefault(),void this.doFormSave()):void(b.keyCode===a.util.keyCode.ESCAPE&&(b.preventDefault(),this.doFormCancel()))},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.anchor=b}(),function(){var b=a.Extension.extend({name:"anchor-preview",hideDelay:500,previewValueSelector:"a",showWhenToolbarIsVisible:!1,showOnEmptyLinks:!0,init:function(){this.anchorPreview=this.createPreview(),this.getEditorOption("elementsContainer").appendChild(this.anchorPreview),this.attachToEditables()},getInteractionElements:function(){return this.getPreviewElement()},getPreviewElement:function(){return this.anchorPreview},createPreview:function(){var a=this.document.createElement("div");return a.id="medium-editor-anchor-preview-"+this.getEditorId(),a.className="medium-editor-anchor-preview",a.innerHTML=this.getTemplate(),this.on(a,"click",this.handleClick.bind(this)),a},getTemplate:function(){return'<div class="medium-editor-toolbar-anchor-preview" id="medium-editor-toolbar-anchor-preview">    <a class="medium-editor-toolbar-anchor-preview-inner"></a></div>'},destroy:function(){this.anchorPreview&&(this.anchorPreview.parentNode&&this.anchorPreview.parentNode.removeChild(this.anchorPreview),delete this.anchorPreview)},hidePreview:function(){this.anchorPreview.classList.remove("medium-editor-anchor-preview-active"),this.activeAnchor=null},showPreview:function(a){return this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||a.getAttribute("data-disable-preview")?!0:(this.previewValueSelector&&(this.anchorPreview.querySelector(this.previewValueSelector).textContent=a.attributes.href.value,this.anchorPreview.querySelector(this.previewValueSelector).href=a.attributes.href.value),this.anchorPreview.classList.add("medium-toolbar-arrow-over"),this.anchorPreview.classList.remove("medium-toolbar-arrow-under"),this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||this.anchorPreview.classList.add("medium-editor-anchor-preview-active"),this.activeAnchor=a,this.positionPreview(),this.attachPreviewHandlers(),this)},positionPreview:function(a){a=a||this.activeAnchor;var b,c,d=this.anchorPreview.offsetHeight,e=a.getBoundingClientRect(),f=(e.left+e.right)/2,g=this.diffLeft,h=this.diffTop;b=this.anchorPreview.offsetWidth/2;var i=this.base.getExtensionByName("toolbar");i&&(g=i.diffLeft,h=i.diffTop),c=g-b,this.anchorPreview.style.top=Math.round(d+e.bottom-h+this.window.pageYOffset-this.anchorPreview.offsetHeight)+"px",this.anchorPreview.style.right="initial",b>f?(this.anchorPreview.style.left=c+b+"px",this.anchorPreview.style.right="initial"):this.window.innerWidth-f<b?(this.anchorPreview.style.left="auto",this.anchorPreview.style.right=0):(this.anchorPreview.style.left=c+f+"px",this.anchorPreview.style.right="initial")},attachToEditables:function(){this.subscribe("editableMouseover",this.handleEditableMouseover.bind(this)),this.subscribe("positionedToolbar",this.handlePositionedToolbar.bind(this))},handlePositionedToolbar:function(){this.showWhenToolbarIsVisible||this.hidePreview()},handleClick:function(a){var b=this.base.getExtensionByName("anchor"),c=this.activeAnchor;b&&c&&(a.preventDefault(),this.base.selectElement(this.activeAnchor),this.base.delay(function(){if(c){var a={value:c.attributes.href.value,target:c.getAttribute("target"),buttonClass:c.getAttribute("class")};b.showForm(a),c=null}}.bind(this))),this.hidePreview()},handleAnchorMouseout:function(){this.anchorToPreview=null,this.off(this.activeAnchor,"mouseout",this.instanceHandleAnchorMouseout),this.instanceHandleAnchorMouseout=null},handleEditableMouseover:function(b){var c=a.util.getClosestTag(b.target,"a");if(!1!==c){if(!this.showOnEmptyLinks&&(!/href=["']\S+["']/.test(c.outerHTML)||/href=["']#\S+["']/.test(c.outerHTML)))return!0;var d=this.base.getExtensionByName("toolbar");if(!this.showWhenToolbarIsVisible&&d&&d.isDisplayed&&d.isDisplayed())return!0;this.activeAnchor&&this.activeAnchor!==c&&this.detachPreviewHandlers(),this.anchorToPreview=c,this.instanceHandleAnchorMouseout=this.handleAnchorMouseout.bind(this),this.on(this.anchorToPreview,"mouseout",this.instanceHandleAnchorMouseout),this.base.delay(function(){this.anchorToPreview&&this.showPreview(this.anchorToPreview)}.bind(this))}},handlePreviewMouseover:function(){this.lastOver=(new Date).getTime(),this.hovering=!0},handlePreviewMouseout:function(a){a.relatedTarget&&/anchor-preview/.test(a.relatedTarget.className)||(this.hovering=!1)},updatePreview:function(){if(this.hovering)return!0;var a=(new Date).getTime()-this.lastOver;a>this.hideDelay&&this.detachPreviewHandlers()},detachPreviewHandlers:function(){clearInterval(this.intervalTimer),this.instanceHandlePreviewMouseover&&(this.off(this.anchorPreview,"mouseover",this.instanceHandlePreviewMouseover),this.off(this.anchorPreview,"mouseout",this.instanceHandlePreviewMouseout),this.activeAnchor&&(this.off(this.activeAnchor,"mouseover",this.instanceHandlePreviewMouseover),this.off(this.activeAnchor,"mouseout",this.instanceHandlePreviewMouseout))),this.hidePreview(),this.hovering=this.instanceHandlePreviewMouseover=this.instanceHandlePreviewMouseout=null},attachPreviewHandlers:function(){this.lastOver=(new Date).getTime(),this.hovering=!0,this.instanceHandlePreviewMouseover=this.handlePreviewMouseover.bind(this),this.instanceHandlePreviewMouseout=this.handlePreviewMouseout.bind(this),this.intervalTimer=setInterval(this.updatePreview.bind(this),200),this.on(this.anchorPreview,"mouseover",this.instanceHandlePreviewMouseover),this.on(this.anchorPreview,"mouseout",this.instanceHandlePreviewMouseout),this.on(this.activeAnchor,"mouseover",this.instanceHandlePreviewMouseover),this.on(this.activeAnchor,"mouseout",this.instanceHandlePreviewMouseout)}});a.extensions.anchorPreview=b}(),function(){function b(b){return!a.util.getClosestTag(b,"a")}var c,d,e,f;c=[" 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RegExp("^("+d+")$","i");var g=a.Extension.extend({init:function(){a.Extension.prototype.init.apply(this,arguments),this.disableEventHandling=!1,this.subscribe("editableKeypress",this.onKeypress.bind(this)),this.subscribe("editableBlur",this.onBlur.bind(this)),this.document.execCommand("AutoUrlDetect",!1,!1)},isLastInstance:function(){for(var a=0,b=0;b<this.window._mediumEditors.length;b++){var c=this.window._mediumEditors[b];null!==c&&void 0!==c.getExtensionByName("autoLink")&&a++}return 1===a},destroy:function(){this.document.queryCommandSupported("AutoUrlDetect")&&this.isLastInstance()&&this.document.execCommand("AutoUrlDetect",!1,!0)},onBlur:function(a,b){this.performLinking(b)},onKeypress:function(b){this.disableEventHandling||a.util.isKey(b,[a.util.keyCode.SPACE,a.util.keyCode.ENTER])&&(clearTimeout(this.performLinkingTimeout),this.performLinkingTimeout=setTimeout(function(){try{var a=this.base.exportSelection();this.performLinking(b.target)&&this.base.importSelection(a,!0)}catch(c){window.console&&window.console.error("Failed to perform linking",c),this.disableEventHandling=!0}}.bind(this),0))},performLinking:function(b){var c=a.util.splitByBlockElements(b),d=!1;0===c.length&&(c=[b]);for(var e=0;e<c.length;e++)d=this.removeObsoleteAutoLinkSpans(c[e])||d,d=this.performLinkingWithinElement(c[e])||d;return this.base.events.updateInput(b,{target:b,currentTarget:b}),d},removeObsoleteAutoLinkSpans:function(c){if(!c||3===c.nodeType)return!1;for(var d=c.querySelectorAll('span[data-auto-link="true"]'),e=!1,f=0;f<d.length;f++){var g=d[f].textContent;if(-1===g.indexOf("://")&&(g=a.util.ensureUrlHasProtocol(g)),d[f].getAttribute("data-href")!==g&&b(d[f])){e=!0;var h=g.replace(/\s+$/,"");if(d[f].getAttribute("data-href")===h){var i=g.length-h.length,j=a.util.splitOffDOMTree(d[f],this.splitTextBeforeEnd(d[f],i));d[f].parentNode.insertBefore(j,d[f].nextSibling)}else a.util.unwrap(d[f],this.document)}}return e},splitTextBeforeEnd:function(a,b){for(var c=this.document.createTreeWalker(a,NodeFilter.SHOW_TEXT,null,!1),d=!0;d;)d=null!==c.lastChild();for(var e,f,g;b>0&&null!==g;)e=c.currentNode,f=e.nodeValue,f.length>b?(g=e.splitText(f.length-b),b=0):(g=c.previousNode(),b-=f.length);return g},performLinkingWithinElement:function(b){for(var c=this.findLinkableText(b),d=!1,e=0;e<c.length;e++){var f=a.util.findOrCreateMatchingTextNodes(this.document,b,c[e]);this.shouldNotLink(f)||this.createAutoLink(f,c[e].href)}return d},shouldNotLink:function(b){for(var c=!1,d=0;d<b.length&&c===!1;d++)c=!!a.util.traverseUp(b[d],function(a){return"a"===a.nodeName.toLowerCase()||a.getAttribute&&"true"===a.getAttribute("data-auto-link")});return c},findLinkableText:function(a){for(var b=new RegExp(e,"gi"),d=a.textContent,g=null,h=[];null!==(g=b.exec(d));){var i=!0,j=g.index+g[0].length;i=!(0!==g.index&&-1===c.indexOf(d[g.index-1])||j!==d.length&&-1===c.indexOf(d[j])),i=i&&(-1!==g[0].indexOf("/")||f.test(g[0].split(".").pop().split("?").shift())),i&&h.push({href:g[0],start:g.index,end:j})}return h},createAutoLink:function(b,c){c=a.util.ensureUrlHasProtocol(c);var d=a.util.createLink(this.document,b,c,this.getEditorOption("targetBlank")?"_blank":null),e=this.document.createElement("span");for(e.setAttribute("data-auto-link","true"),e.setAttribute("data-href",c),d.insertBefore(e,d.firstChild);d.childNodes.length>1;)e.appendChild(d.childNodes[1])}});a.extensions.autoLink=g}(),function(){function b(b){var d=a.util.getContainerEditorElement(b),e=Array.prototype.slice.call(d.parentElement.querySelectorAll("."+c));e.forEach(function(a){a.classList.remove(c)})}var c="medium-editor-dragover",d=a.Extension.extend({name:"fileDragging",allowedTypes:["image"],init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableDrag",this.handleDrag.bind(this)),this.subscribe("editableDrop",this.handleDrop.bind(this))},handleDrag:function(a){a.preventDefault(),a.dataTransfer.dropEffect="copy";var d=a.target.classList?a.target:a.target.parentElement;b(d),"dragover"===a.type&&d.classList.add(c)},handleDrop:function(a){a.preventDefault(),a.stopPropagation(),this.base.selectElement(a.target);var c=this.base.exportSelection();c.start=c.end,this.base.importSelection(c),a.dataTransfer.files&&Array.prototype.slice.call(a.dataTransfer.files).forEach(function(a){this.isAllowedFile(a)&&a.type.match("image")&&this.insertImageFile(a)},this),b(a.target)},isAllowedFile:function(a){return this.allowedTypes.some(function(b){return!!a.type.match(b)})},insertImageFile:function(b){if("function"==typeof FileReader){var c=new FileReader;c.readAsDataURL(b),c.addEventListener("load",function(b){var c=this.document.createElement("img");c.src=b.target.result,a.util.insertHTMLCommand(this.document,c.outerHTML)}.bind(this))}}});a.extensions.fileDragging=d}(),function(){var b=a.Extension.extend({name:"keyboard-commands",commands:[{command:"bold",key:"B",meta:!0,shift:!1,alt:!1},{command:"italic",key:"I",meta:!0,shift:!1,alt:!1},{command:"underline",key:"U",meta:!0,shift:!1,alt:!1}],init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableKeydown",this.handleKeydown.bind(this)),this.keys={},this.commands.forEach(function(a){var b=a.key.charCodeAt(0);this.keys[b]||(this.keys[b]=[]),this.keys[b].push(a)},this)},handleKeydown:function(b){var c=a.util.getKeyCode(b);if(this.keys[c]){var d=a.util.isMetaCtrlKey(b),e=!!b.shiftKey,f=!!b.altKey;this.keys[c].forEach(function(a){a.meta!==d||a.shift!==e||a.alt!==f&&void 0!==a.alt||(b.preventDefault(),b.stopPropagation(),"function"==typeof a.command?a.command.apply(this):!1!==a.command&&this.execAction(a.command))},this)}}});a.extensions.keyboardCommands=b}(),function(){var b=a.extensions.form.extend({name:"fontname",action:"fontName",aria:"change font name",contentDefault:"&#xB1;",contentFA:'<i class="fa fa-font"></i>',fonts:["","Arial","Verdana","Times New Roman"],init:function(){a.extensions.form.prototype.init.apply(this,arguments)},handleClick:function(a){if(a.preventDefault(),a.stopPropagation(),!this.isDisplayed()){var b=this.document.queryCommandValue("fontName")+"";this.showForm(b)}return!1},getForm:function(){return this.form||(this.form=this.createForm()),this.form},isDisplayed:function(){return"block"===this.getForm().style.display},hideForm:function(){this.getForm().style.display="none",this.getSelect().value=""},showForm:function(a){var b=this.getSelect();this.base.saveSelection(),this.hideToolbarDefaultActions(),this.getForm().style.display="block",this.setToolbarPosition(),b.value=a||"",b.focus()},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},doFormSave:function(){this.base.restoreSelection(),this.base.checkSelection()},doFormCancel:function(){this.base.restoreSelection(),this.clearFontName(),this.base.checkSelection()},createForm:function(){var a,b=this.document,c=b.createElement("div"),d=b.createElement("select"),e=b.createElement("a"),f=b.createElement("a");c.className="medium-editor-toolbar-form",c.id="medium-editor-toolbar-form-fontname-"+this.getEditorId(),this.on(c,"click",this.handleFormClick.bind(this));for(var g=0;g<this.fonts.length;g++)a=b.createElement("option"),a.innerHTML=this.fonts[g],a.value=this.fonts[g],d.appendChild(a);return d.className="medium-editor-toolbar-select",c.appendChild(d),this.on(d,"change",this.handleFontChange.bind(this)),f.setAttribute("href","#"),f.className="medium-editor-toobar-save",f.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':"&#10003;",c.appendChild(f),this.on(f,"click",this.handleSaveClick.bind(this),!0),e.setAttribute("href","#"),e.className="medium-editor-toobar-close",e.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':"&times;",c.appendChild(e),this.on(e,"click",this.handleCloseClick.bind(this)),c},getSelect:function(){return this.getForm().querySelector("select.medium-editor-toolbar-select")},clearFontName:function(){a.selection.getSelectedElements(this.document).forEach(function(a){"font"===a.nodeName.toLowerCase()&&a.hasAttribute("face")&&a.removeAttribute("face")})},handleFontChange:function(){var a=this.getSelect().value;""===a?this.clearFontName():this.execAction("fontName",{value:a})},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.fontName=b}(),function(){var b=a.extensions.form.extend({name:"fontsize",action:"fontSize",aria:"increase/decrease font size",contentDefault:"&#xB1;",contentFA:'<i class="fa fa-text-height"></i>',init:function(){a.extensions.form.prototype.init.apply(this,arguments)},handleClick:function(a){if(a.preventDefault(),a.stopPropagation(),!this.isDisplayed()){var b=this.document.queryCommandValue("fontSize")+"";this.showForm(b)}return!1},getForm:function(){return this.form||(this.form=this.createForm()),this.form},isDisplayed:function(){return"block"===this.getForm().style.display},hideForm:function(){this.getForm().style.display="none",this.getInput().value=""},showForm:function(a){var b=this.getInput();this.base.saveSelection(),this.hideToolbarDefaultActions(),this.getForm().style.display="block",this.setToolbarPosition(),b.value=a||"",b.focus()},destroy:function(){return this.form?(this.form.parentNode&&this.form.parentNode.removeChild(this.form),void delete this.form):!1},doFormSave:function(){this.base.restoreSelection(),this.base.checkSelection()},doFormCancel:function(){this.base.restoreSelection(),this.clearFontSize(),this.base.checkSelection()},createForm:function(){var a=this.document,b=a.createElement("div"),c=a.createElement("input"),d=a.createElement("a"),e=a.createElement("a");return b.className="medium-editor-toolbar-form",b.id="medium-editor-toolbar-form-fontsize-"+this.getEditorId(),this.on(b,"click",this.handleFormClick.bind(this)),c.setAttribute("type","range"),c.setAttribute("min","1"),c.setAttribute("max","7"),c.className="medium-editor-toolbar-input",b.appendChild(c),this.on(c,"change",this.handleSliderChange.bind(this)),e.setAttribute("href","#"),e.className="medium-editor-toobar-save",e.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-check"></i>':"&#10003;",b.appendChild(e),this.on(e,"click",this.handleSaveClick.bind(this),!0),d.setAttribute("href","#"),d.className="medium-editor-toobar-close",d.innerHTML="fontawesome"===this.getEditorOption("buttonLabels")?'<i class="fa fa-times"></i>':"&times;",b.appendChild(d),this.on(d,"click",this.handleCloseClick.bind(this)),b},getInput:function(){return this.getForm().querySelector("input.medium-editor-toolbar-input")},clearFontSize:function(){a.selection.getSelectedElements(this.document).forEach(function(a){"font"===a.nodeName.toLowerCase()&&a.hasAttribute("size")&&a.removeAttribute("size")})},handleSliderChange:function(){var a=this.getInput().value;"4"===a?this.clearFontSize():this.execAction("fontSize",{value:a})},handleFormClick:function(a){a.stopPropagation()},handleSaveClick:function(a){a.preventDefault(),this.doFormSave()},handleCloseClick:function(a){a.preventDefault(),this.doFormCancel()}});a.extensions.fontSize=b}(),function(){function b(){return[[new RegExp(/^[\s\S]*<body[^>]*>\s*|\s*<\/body[^>]*>[\s\S]*$/g),""],[new RegExp(/<!--StartFragment-->|<!--EndFragment-->/g),""],[new RegExp(/<br>$/i),""],[new RegExp(/<[^>]*docs-internal-guid[^>]*>/gi),""],[new RegExp(/<\/b>(<br[^>]*>)?$/gi),""],[new RegExp(/<span class="Apple-converted-space">\s+<\/span>/g)," "],[new RegExp(/<br class="Apple-interchange-newline">/g),"<br>"],[new RegExp(/<span[^>]*(font-style:italic;font-weight:bold|font-weight:bold;font-style:italic)[^>]*>/gi),'<span class="replace-with italic bold">'],[new RegExp(/<span[^>]*font-style:italic[^>]*>/gi),'<span class="replace-with italic">'],[new RegExp(/<span[^>]*font-weight:bold[^>]*>/gi),'<span class="replace-with bold">'],[new RegExp(/&lt;(\/?)(i|b|a)&gt;/gi),"<$1$2>"],[new RegExp(/&lt;a(?:(?!href).)+href=(?:&quot;|&rdquo;|&ldquo;|"|“|”)(((?!&quot;|&rdquo;|&ldquo;|"|“|”).)*)(?:&quot;|&rdquo;|&ldquo;|"|“|”)(?:(?!&gt;).)*&gt;/gi),'<a href="$1">'],[new RegExp(/<\/p>\n+/gi),"</p>"],[new RegExp(/\n+<p/gi),"<p"],[new RegExp(/<\/?o:[a-z]*>/gi),""],[new RegExp(/<!\[if !supportLists\]>(((?!<!).)*)<!\[endif]\>/gi),"$1"]];
+}function c(a,b,c){var d=a.clipboardData||b.clipboardData||c.dataTransfer,e={};if(!d)return e;if(d.getData){var f=d.getData("Text");f&&f.length>0&&(e["text/plain"]=f)}if(d.types)for(var g=0;g<d.types.length;g++){var h=d.types[g];e[h]=d.getData(h)}return e}var d="%ME_PASTEBIN%",e=null,f=null,g=function(a){a.stopPropagation()},h=a.Extension.extend({forcePlainText:!0,cleanPastedHTML:!1,preCleanReplacements:[],cleanReplacements:[],cleanAttrs:["class","style","dir"],cleanTags:["meta"],init:function(){a.Extension.prototype.init.apply(this,arguments),(this.forcePlainText||this.cleanPastedHTML)&&(this.subscribe("editablePaste",this.handlePaste.bind(this)),this.subscribe("editableKeydown",this.handleKeydown.bind(this)))},destroy:function(){(this.forcePlainText||this.cleanPastedHTML)&&this.removePasteBin()},handlePaste:function(a,b){if(!a.defaultPrevented){var d=c(a,this.window,this.document),e=d["text/html"],f=d["text/plain"];this.window.clipboardData&&void 0===a.clipboardData&&!e&&(e=f),(e||f)&&(a.preventDefault(),this.doPaste(e,f,b))}},doPaste:function(b,c,d){var e,f,g="";if(this.cleanPastedHTML&&b)return this.cleanPaste(b);if(this.getEditorOption("disableReturn")||d&&d.getAttribute("data-disable-return"))g=a.util.htmlEntities(c);else if(e=c.split(/[\r\n]+/g),e.length>1)for(f=0;f<e.length;f+=1)""!==e[f]&&(g+="<p>"+a.util.htmlEntities(e[f])+"</p>");else g=a.util.htmlEntities(e[0]);a.util.insertHTMLCommand(this.document,g)},handlePasteBinPaste:function(a){if(a.defaultPrevented)return void this.removePasteBin();var b=c(a,this.window,this.document),d=b["text/html"],e=b["text/plain"],g=f;return!this.cleanPastedHTML||d?(a.preventDefault(),this.removePasteBin(),this.doPaste(d,e,g),void this.trigger("editablePaste",{currentTarget:g,target:g},g)):void setTimeout(function(){this.cleanPastedHTML&&(d=this.getPasteBinHtml()),this.removePasteBin(),this.doPaste(d,e,g),this.trigger("editablePaste",{currentTarget:g,target:g},g)}.bind(this),0)},handleKeydown:function(b,c){a.util.isKey(b,a.util.keyCode.V)&&a.util.isMetaCtrlKey(b)&&(b.stopImmediatePropagation(),this.removePasteBin(),this.createPasteBin(c))},createPasteBin:function(b){var c,h=a.selection.getSelectionRange(this.document),i=this.window.pageYOffset;f=b,h&&(c=h.getClientRects(),i+=c.length?c[0].top:h.startContainer.getBoundingClientRect().top),e=h;var j=this.document.createElement("div");j.id=this.pasteBinId="medium-editor-pastebin-"+ +Date.now(),j.setAttribute("style","border: 1px red solid; position: absolute; top: "+i+"px; width: 10px; height: 10px; overflow: hidden; opacity: 0"),j.setAttribute("contentEditable",!0),j.innerHTML=d,this.document.body.appendChild(j),this.on(j,"focus",g),this.on(j,"focusin",g),this.on(j,"focusout",g),j.focus(),a.selection.selectNode(j,this.document),this.boundHandlePaste||(this.boundHandlePaste=this.handlePasteBinPaste.bind(this)),this.on(j,"paste",this.boundHandlePaste)},removePasteBin:function(){null!==e&&(a.selection.selectRange(this.document,e),e=null),null!==f&&(f=null);var b=this.getPasteBin();b&&b&&(this.off(b,"focus",g),this.off(b,"focusin",g),this.off(b,"focusout",g),this.off(b,"paste",this.boundHandlePaste),b.parentElement.removeChild(b))},getPasteBin:function(){return this.document.getElementById(this.pasteBinId)},getPasteBinHtml:function(){var a=this.getPasteBin();if(!a)return!1;if(a.firstChild&&"mcepastebin"===a.firstChild.id)return!1;var b=a.innerHTML;return b&&b!==d?b:!1},cleanPaste:function(a){var c,d,e,f,g=/<p|<br|<div/.test(a),h=[].concat(this.preCleanReplacements||[],b(),this.cleanReplacements||[]);for(c=0;c<h.length;c+=1)a=a.replace(h[c][0],h[c][1]);if(!g)return this.pasteHTML(a);for(e=this.document.createElement("div"),e.innerHTML="<p>"+a.split("<br><br>").join("</p><p>")+"</p>",d=e.querySelectorAll("a,p,div,br"),c=0;c<d.length;c+=1)switch(f=d[c],f.innerHTML=f.innerHTML.replace(/\n/gi," "),f.nodeName.toLowerCase()){case"p":case"div":this.filterCommonBlocks(f);break;case"br":this.filterLineBreak(f)}this.pasteHTML(e.innerHTML)},pasteHTML:function(b,c){c=a.util.defaults({},c,{cleanAttrs:this.cleanAttrs,cleanTags:this.cleanTags});var d,e,f,g,h=this.document.createDocumentFragment();for(h.appendChild(this.document.createElement("body")),g=h.querySelector("body"),g.innerHTML=b,this.cleanupSpans(g),d=g.querySelectorAll("*"),f=0;f<d.length;f+=1)e=d[f],"a"===e.nodeName.toLowerCase()&&this.getEditorOption("targetBlank")&&a.util.setTargetBlank(e),a.util.cleanupAttrs(e,c.cleanAttrs),a.util.cleanupTags(e,c.cleanTags);a.util.insertHTMLCommand(this.document,g.innerHTML.replace(/&nbsp;/g," "))},isCommonBlock:function(a){return a&&("p"===a.nodeName.toLowerCase()||"div"===a.nodeName.toLowerCase())},filterCommonBlocks:function(a){/^\s*$/.test(a.textContent)&&a.parentNode&&a.parentNode.removeChild(a)},filterLineBreak:function(a){this.isCommonBlock(a.previousElementSibling)?this.removeWithParent(a):!this.isCommonBlock(a.parentNode)||a.parentNode.firstChild!==a&&a.parentNode.lastChild!==a?a.parentNode&&1===a.parentNode.childElementCount&&""===a.parentNode.textContent&&this.removeWithParent(a):this.removeWithParent(a)},removeWithParent:function(a){a&&a.parentNode&&(a.parentNode.parentNode&&1===a.parentNode.childElementCount?a.parentNode.parentNode.removeChild(a.parentNode):a.parentNode.removeChild(a))},cleanupSpans:function(b){var c,d,e,f=b.querySelectorAll(".replace-with"),g=function(a){return a&&"#text"!==a.nodeName&&"false"===a.getAttribute("contenteditable")};for(c=0;c<f.length;c+=1)d=f[c],e=this.document.createElement(d.classList.contains("bold")?"b":"i"),d.classList.contains("bold")&&d.classList.contains("italic")?e.innerHTML="<i>"+d.innerHTML+"</i>":e.innerHTML=d.innerHTML,d.parentNode.replaceChild(e,d);for(f=b.querySelectorAll("span"),c=0;c<f.length;c+=1){if(d=f[c],a.util.traverseUp(d,g))return!1;a.util.unwrap(d,this.document)}}});a.extensions.paste=h}(),function(){var b=a.Extension.extend({name:"placeholder",text:"Type your text",hideOnClick:!0,init:function(){a.Extension.prototype.init.apply(this,arguments),this.initPlaceholders(),this.attachEventHandlers()},initPlaceholders:function(){this.getEditorElements().forEach(function(a){a.getAttribute("data-placeholder")||a.setAttribute("data-placeholder",this.text),this.updatePlaceholder(a)},this)},destroy:function(){this.getEditorElements().forEach(function(a){a.getAttribute("data-placeholder")===this.text&&a.removeAttribute("data-placeholder")},this)},showPlaceholder:function(a){a&&a.classList.add("medium-editor-placeholder")},hidePlaceholder:function(a){a&&a.classList.remove("medium-editor-placeholder")},updatePlaceholder:function(a,b){return a.querySelector("img, blockquote, ul, ol")||""!==a.textContent.replace(/^\s+|\s+$/g,"")?this.hidePlaceholder(a):void(b||this.showPlaceholder(a))},attachEventHandlers:function(){this.hideOnClick&&this.subscribe("focus",this.handleFocus.bind(this)),this.subscribe("editableInput",this.handleInput.bind(this)),this.subscribe("blur",this.handleBlur.bind(this))},handleInput:function(a,b){var c=this.hideOnClick&&b===this.base.getFocusedElement();this.updatePlaceholder(b,c)},handleFocus:function(a,b){this.hidePlaceholder(b)},handleBlur:function(a,b){this.updatePlaceholder(b)}});a.extensions.placeholder=b}(),function(){var b=a.Extension.extend({name:"toolbar",align:"center",allowMultiParagraphSelection:!0,buttons:["bold","italic","underline","anchor","h2","h3","quote"],diffLeft:0,diffTop:-10,firstButtonClass:"medium-editor-button-first",lastButtonClass:"medium-editor-button-last",standardizeSelectionStart:!1,"static":!1,sticky:!1,stickyTopOffset:0,updateOnEmptySelection:!1,relativeContainer:null,init:function(){a.Extension.prototype.init.apply(this,arguments),this.initThrottledMethods(),this.relativeContainer?this.relativeContainer.appendChild(this.getToolbarElement()):this.getEditorOption("elementsContainer").appendChild(this.getToolbarElement())},forEachExtension:function(a,b){return this.base.extensions.forEach(function(c){return c!==this?a.apply(b||this,arguments):void 0},this)},createToolbar:function(){var a=this.document.createElement("div");return a.id="medium-editor-toolbar-"+this.getEditorId(),a.className="medium-editor-toolbar",this["static"]?a.className+=" static-toolbar":this.relativeContainer?a.className+=" medium-editor-relative-toolbar":a.className+=" medium-editor-stalker-toolbar",a.appendChild(this.createToolbarButtons()),this.forEachExtension(function(b){b.hasForm&&a.appendChild(b.getForm())}),this.attachEventHandlers(),a},createToolbarButtons:function(){var b,c,d,e,f,g,h=this.document.createElement("ul");return h.id="medium-editor-toolbar-actions"+this.getEditorId(),h.className="medium-editor-toolbar-actions",h.style.display="block",this.buttons.forEach(function(d){"string"==typeof d?(f=d,g=null):(f=d.name,g=d),e=this.base.addBuiltInExtension(f,g),e&&"function"==typeof e.getButton&&(c=e.getButton(this.base),b=this.document.createElement("li"),a.util.isElement(c)?b.appendChild(c):b.innerHTML=c,h.appendChild(b))},this),d=h.querySelectorAll("button"),d.length>0&&(d[0].classList.add(this.firstButtonClass),d[d.length-1].classList.add(this.lastButtonClass)),h},destroy:function(){this.toolbar&&(this.toolbar.parentNode&&this.toolbar.parentNode.removeChild(this.toolbar),delete this.toolbar)},getInteractionElements:function(){return this.getToolbarElement()},getToolbarElement:function(){return this.toolbar||(this.toolbar=this.createToolbar()),this.toolbar},getToolbarActionsElement:function(){return this.getToolbarElement().querySelector(".medium-editor-toolbar-actions")},initThrottledMethods:function(){this.throttledPositionToolbar=a.util.throttle(function(){this.base.isActive&&this.positionToolbarIfShown()}.bind(this))},attachEventHandlers:function(){this.subscribe("blur",this.handleBlur.bind(this)),this.subscribe("focus",this.handleFocus.bind(this)),this.subscribe("editableClick",this.handleEditableClick.bind(this)),this.subscribe("editableKeyup",this.handleEditableKeyup.bind(this)),this.on(this.document.documentElement,"mouseup",this.handleDocumentMouseup.bind(this)),this["static"]&&this.sticky&&this.on(this.window,"scroll",this.handleWindowScroll.bind(this),!0),this.on(this.window,"resize",this.handleWindowResize.bind(this))},handleWindowScroll:function(){this.positionToolbarIfShown()},handleWindowResize:function(){this.throttledPositionToolbar()},handleDocumentMouseup:function(b){return b&&b.target&&a.util.isDescendant(this.getToolbarElement(),b.target)?!1:void this.checkState()},handleEditableClick:function(){setTimeout(function(){this.checkState()}.bind(this),0)},handleEditableKeyup:function(){this.checkState()},handleBlur:function(){clearTimeout(this.hideTimeout),clearTimeout(this.delayShowTimeout),this.hideTimeout=setTimeout(function(){this.hideToolbar()}.bind(this),1)},handleFocus:function(){this.checkState()},isDisplayed:function(){return this.getToolbarElement().classList.contains("medium-editor-toolbar-active")},showToolbar:function(){clearTimeout(this.hideTimeout),this.isDisplayed()||(this.getToolbarElement().classList.add("medium-editor-toolbar-active"),this.trigger("showToolbar",{},this.base.getFocusedElement()))},hideToolbar:function(){this.isDisplayed()&&(this.getToolbarElement().classList.remove("medium-editor-toolbar-active"),this.trigger("hideToolbar",{},this.base.getFocusedElement()))},isToolbarDefaultActionsDisplayed:function(){return"block"===this.getToolbarActionsElement().style.display},hideToolbarDefaultActions:function(){this.isToolbarDefaultActionsDisplayed()&&(this.getToolbarActionsElement().style.display="none")},showToolbarDefaultActions:function(){this.hideExtensionForms(),this.isToolbarDefaultActionsDisplayed()||(this.getToolbarActionsElement().style.display="block"),this.delayShowTimeout=this.base.delay(function(){this.showToolbar()}.bind(this))},hideExtensionForms:function(){this.forEachExtension(function(a){a.hasForm&&a.isDisplayed()&&a.hideForm()})},multipleBlockElementsSelected:function(){var b=/<[^\/>][^>]*><\/[^>]+>/gim,c=new RegExp("<("+a.util.blockContainerElementNames.join("|")+")[^>]*>","g"),d=a.selection.getSelectionHtml(this.document).replace(b,""),e=d.match(c);return!!e&&e.length>1},modifySelection:function(){var b=this.window.getSelection(),c=b.getRangeAt(0);if(this.standardizeSelectionStart&&c.startContainer.nodeValue&&c.startOffset===c.startContainer.nodeValue.length){var d=a.util.findAdjacentTextNodeWithContent(a.selection.getSelectionElement(this.window),c.startContainer,this.document);if(d){for(var e=0;0===d.nodeValue.substr(e,1).trim().length;)e+=1;c=a.selection.select(this.document,d,e,c.endContainer,c.endOffset)}}},checkState:function(){if(!this.base.preventSelectionUpdates){if(!this.base.getFocusedElement()||a.selection.selectionInContentEditableFalse(this.window))return this.hideToolbar();var b=a.selection.getSelectionElement(this.window);return!b||-1===this.getEditorElements().indexOf(b)||b.getAttribute("data-disable-toolbar")?this.hideToolbar():this.updateOnEmptySelection&&this["static"]?this.showAndUpdateToolbar():!a.selection.selectionContainsContent(this.document)||this.allowMultiParagraphSelection===!1&&this.multipleBlockElementsSelected()?this.hideToolbar():void this.showAndUpdateToolbar()}},showAndUpdateToolbar:function(){this.modifySelection(),this.setToolbarButtonStates(),this.trigger("positionToolbar",{},this.base.getFocusedElement()),this.showToolbarDefaultActions(),this.setToolbarPosition()},setToolbarButtonStates:function(){this.forEachExtension(function(a){"function"==typeof a.isActive&&"function"==typeof a.setInactive&&a.setInactive()}),this.checkActiveButtons()},checkActiveButtons:function(){var b,c=[],d=null,e=a.selection.getSelectionRange(this.document),f=function(a){"function"==typeof a.checkState?a.checkState(b):"function"==typeof a.isActive&&"function"==typeof a.isAlreadyApplied&&"function"==typeof a.setActive&&!a.isActive()&&a.isAlreadyApplied(b)&&a.setActive()};if(e&&(this.forEachExtension(function(a){return"function"==typeof a.queryCommandState&&(d=a.queryCommandState(),null!==d)?void(d&&"function"==typeof a.setActive&&a.setActive()):void c.push(a)}),b=a.selection.getSelectedParentElement(e),this.getEditorElements().some(function(c){return a.util.isDescendant(c,b,!0)})))for(;b&&(c.forEach(f),!a.util.isMediumEditorElement(b));)b=b.parentNode},positionToolbarIfShown:function(){this.isDisplayed()&&this.setToolbarPosition()},setToolbarPosition:function(){var a=this.base.getFocusedElement(),b=this.window.getSelection();return a?void(!this["static"]&&b.isCollapsed||(this.showToolbar(),this.relativeContainer||(this["static"]?this.positionStaticToolbar(a):this.positionToolbar(b)),this.trigger("positionedToolbar",{},this.base.getFocusedElement()))):this},positionStaticToolbar:function(a){this.getToolbarElement().style.left="0";var b,c=this.document.documentElement&&this.document.documentElement.scrollTop||this.document.body.scrollTop,d=this.window.innerWidth,e=this.getToolbarElement(),f=a.getBoundingClientRect(),g=f.top+c,h=f.left+f.width/2,i=e.offsetHeight,j=e.offsetWidth,k=j/2;switch(this.sticky?c>g+a.offsetHeight-i-this.stickyTopOffset?(e.style.top=g+a.offsetHeight-i+"px",e.classList.remove("medium-editor-sticky-toolbar")):c>g-i-this.stickyTopOffset?(e.classList.add("medium-editor-sticky-toolbar"),e.style.top=this.stickyTopOffset+"px"):(e.classList.remove("medium-editor-sticky-toolbar"),e.style.top=g-i+"px"):e.style.top=g-i+"px",this.align){case"left":b=f.left;break;case"right":b=f.right-j;break;case"center":b=h-k}0>b?b=0:b+j>d&&(b=d-Math.ceil(j)-1),e.style.left=b+"px"},positionToolbar:function(a){this.getToolbarElement().style.left="0",this.getToolbarElement().style.right="initial";var b=a.getRangeAt(0),c=b.getBoundingClientRect();(!c||0===c.height&&0===c.width&&b.startContainer===b.endContainer)&&(c=1===b.startContainer.nodeType&&b.startContainer.querySelector("img")?b.startContainer.querySelector("img").getBoundingClientRect():b.startContainer.getBoundingClientRect());var d=this.window.innerWidth,e=(c.left+c.right)/2,f=this.getToolbarElement(),g=f.offsetHeight,h=f.offsetWidth,i=h/2,j=50,k=this.diffLeft-i;c.top<j?(f.classList.add("medium-toolbar-arrow-over"),f.classList.remove("medium-toolbar-arrow-under"),f.style.top=j+c.bottom-this.diffTop+this.window.pageYOffset-g+"px"):(f.classList.add("medium-toolbar-arrow-under"),f.classList.remove("medium-toolbar-arrow-over"),f.style.top=c.top+this.diffTop+this.window.pageYOffset-g+"px"),i>e?(f.style.left=k+i+"px",f.style.right="initial"):i>d-e?(f.style.left="auto",f.style.right=0):(f.style.left=k+e+"px",f.style.right="initial")}});a.extensions.toolbar=b}(),function(){var b=a.Extension.extend({init:function(){a.Extension.prototype.init.apply(this,arguments),this.subscribe("editableDrag",this.handleDrag.bind(this)),this.subscribe("editableDrop",this.handleDrop.bind(this))},handleDrag:function(a){var b="medium-editor-dragover";a.preventDefault(),a.dataTransfer.dropEffect="copy","dragover"===a.type?a.target.classList.add(b):"dragleave"===a.type&&a.target.classList.remove(b)},handleDrop:function(b){var c,d="medium-editor-dragover";b.preventDefault(),b.stopPropagation(),b.dataTransfer.files&&(c=Array.prototype.slice.call(b.dataTransfer.files,0),c.some(function(b){if(b.type.match("image")){var c,d;c=new FileReader,c.readAsDataURL(b),d="medium-img-"+ +new Date,a.util.insertHTMLCommand(this.document,'<img class="medium-editor-image-loading" id="'+d+'" />'),c.onload=function(){var a=this.document.getElementById(d);a&&(a.removeAttribute("id"),a.removeAttribute("class"),a.src=c.result)}.bind(this)}}.bind(this))),b.target.classList.remove(d)}});a.extensions.imageDragging=b}(),function(){function b(b){var c=a.selection.getSelectionStart(this.options.ownerDocument),d=c.textContent,e=a.selection.getCaretOffsets(c);(void 0===d[e.left-1]||""===d[e.left-1].trim()||void 0!==d[e.left]&&""===d[e.left].trim())&&b.preventDefault()}function c(b,c){if(this.options.disableReturn||c.getAttribute("data-disable-return"))b.preventDefault();else if(this.options.disableDoubleReturn||c.getAttribute("data-disable-double-return")){var d=a.selection.getSelectionStart(this.options.ownerDocument);(d&&""===d.textContent.trim()&&"li"!==d.nodeName.toLowerCase()||d.previousElementSibling&&"br"!==d.previousElementSibling.nodeName.toLowerCase()&&""===d.previousElementSibling.textContent.trim())&&b.preventDefault()}}function d(b){var c=a.selection.getSelectionStart(this.options.ownerDocument),d=c&&c.nodeName.toLowerCase();"pre"===d&&(b.preventDefault(),a.util.insertHTMLCommand(this.options.ownerDocument,"    ")),a.util.isListItem(c)&&(b.preventDefault(),b.shiftKey?this.options.ownerDocument.execCommand("outdent",!1,null):this.options.ownerDocument.execCommand("indent",!1,null))}function e(b){var c,d=a.selection.getSelectionStart(this.options.ownerDocument),e=d.nodeName.toLowerCase(),f=/^(\s+|<br\/?>)?$/i,g=/h\d/i;a.util.isKey(b,[a.util.keyCode.BACKSPACE,a.util.keyCode.ENTER])&&d.previousElementSibling&&g.test(e)&&0===a.selection.getCaretOffsets(d).left?a.util.isKey(b,a.util.keyCode.BACKSPACE)&&f.test(d.previousElementSibling.innerHTML)?(d.previousElementSibling.parentNode.removeChild(d.previousElementSibling),b.preventDefault()):!this.options.disableDoubleReturn&&a.util.isKey(b,a.util.keyCode.ENTER)&&(c=this.options.ownerDocument.createElement("p"),c.innerHTML="<br>",d.previousElementSibling.parentNode.insertBefore(c,d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.DELETE)&&d.nextElementSibling&&d.previousElementSibling&&!g.test(e)&&f.test(d.innerHTML)&&g.test(d.nextElementSibling.nodeName.toLowerCase())?(a.selection.moveCursor(this.options.ownerDocument,d.nextElementSibling),d.previousElementSibling.parentNode.removeChild(d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.BACKSPACE)&&"li"===e&&f.test(d.innerHTML)&&!d.previousElementSibling&&!d.parentElement.previousElementSibling&&d.nextElementSibling&&"li"===d.nextElementSibling.nodeName.toLowerCase()?(c=this.options.ownerDocument.createElement("p"),c.innerHTML="<br>",d.parentElement.parentElement.insertBefore(c,d.parentElement),a.selection.moveCursor(this.options.ownerDocument,c),d.parentElement.removeChild(d),b.preventDefault()):a.util.isKey(b,a.util.keyCode.BACKSPACE)&&a.util.getClosestTag(d,"blockquote")!==!1&&0===a.selection.getCaretOffsets(d).left&&(b.preventDefault(),a.util.execFormatBlock(this.options.ownerDocument,"p"))}function f(b){var c,d=a.selection.getSelectionStart(this.options.ownerDocument);d&&(a.util.isMediumEditorElement(d)&&0===d.children.length&&!a.util.isBlockContainer(d)&&this.options.ownerDocument.execCommand("formatBlock",!1,"p"),!a.util.isKey(b,a.util.keyCode.ENTER)||a.util.isListItem(d)||a.util.isBlockContainer(d)||(c=d.nodeName.toLowerCase(),"a"===c?this.options.ownerDocument.execCommand("unlink",!1,null):b.shiftKey||b.ctrlKey||this.options.ownerDocument.execCommand("formatBlock",!1,"p")))}function g(a,b){var c=b.parentNode.querySelector('textarea[medium-editor-textarea-id="'+b.getAttribute("medium-editor-textarea-id")+'"]');c&&(c.value=b.innerHTML.trim())}function h(a){a._mediumEditors||(a._mediumEditors=[null]),this.id||(this.id=a._mediumEditors.length),a._mediumEditors[this.id]=this}function i(a){a._mediumEditors&&a._mediumEditors[this.id]&&(a._mediumEditors[this.id]=null)}function j(b,c,d){var e=[];if(b||(b=[]),"string"==typeof b&&(b=c.querySelectorAll(b)),a.util.isElement(b)&&(b=[b]),d)for(var f=0;f<b.length;f++){var g=b[f];!a.util.isElement(g)||g.getAttribute("data-medium-editor-element")||g.getAttribute("medium-editor-textarea-id")||e.push(g)}else e=Array.prototype.slice.apply(b);return e}function k(a){var b=a.parentNode.querySelector('textarea[medium-editor-textarea-id="'+a.getAttribute("medium-editor-textarea-id")+'"]');b&&(b.classList.remove("medium-editor-hidden"),b.removeAttribute("medium-editor-textarea-id")),a.parentNode&&a.parentNode.removeChild(a)}function l(a,b){return Object.keys(b).forEach(function(c){void 0===a[c]&&(a[c]=b[c])}),a}function m(a,b,c){var d={window:c.options.contentWindow,document:c.options.ownerDocument,base:c};return a=l(a,d),"function"==typeof a.init&&a.init(),a.name||(a.name=b),a}function n(){return this.elements.every(function(a){return!!a.getAttribute("data-disable-toolbar")})?!1:this.options.toolbar!==!1}function o(){return n.call(this)?this.options.anchorPreview!==!1:!1}function p(){return this.options.placeholder!==!1}function q(){return this.options.autoLink!==!1}function r(){return this.options.imageDragging!==!1}function s(){return this.options.keyboardCommands!==!1}function t(){return!this.options.extensions.imageDragging}function u(a){for(var b=this.options.ownerDocument.createElement("div"),c=Date.now(),d="medium-editor-"+c,e=a.attributes;this.options.ownerDocument.getElementById(d);)c++,d="medium-editor-"+c;b.className=a.className,b.id=d,b.innerHTML=a.value,a.setAttribute("medium-editor-textarea-id",d);for(var f=0,g=e.length;g>f;f++)b.hasAttribute(e[f].nodeName)||b.setAttribute(e[f].nodeName,e[f].nodeValue);return a.form&&this.on(a.form,"reset",function(a){a.defaultPrevented||this.resetContent(this.options.ownerDocument.getElementById(d))}.bind(this)),a.classList.add("medium-editor-hidden"),a.parentNode.insertBefore(b,a),b}function v(b,d){if(!b.getAttribute("data-medium-editor-element")){"textarea"===b.nodeName.toLowerCase()&&(b=u.call(this,b),this.instanceHandleEditableInput||(this.instanceHandleEditableInput=g.bind(this),this.subscribe("editableInput",this.instanceHandleEditableInput))),this.options.disableEditing||b.getAttribute("data-disable-editing")||(b.setAttribute("contentEditable",!0),b.setAttribute("spellcheck",this.options.spellcheck)),this.instanceHandleEditableKeydownEnter||(b.getAttribute("data-disable-return")||b.getAttribute("data-disable-double-return"))&&(this.instanceHandleEditableKeydownEnter=c.bind(this),this.subscribe("editableKeydownEnter",this.instanceHandleEditableKeydownEnter)),this.options.disableReturn||b.getAttribute("data-disable-return")||this.on(b,"keyup",f.bind(this));var e=a.util.guid();b.setAttribute("data-medium-editor-element",!0),b.setAttribute("role","textbox"),b.setAttribute("aria-multiline",!0),b.setAttribute("data-medium-editor-editor-index",d),b.setAttribute("medium-editor-index",e),B[e]=b.innerHTML,this.events.attachAllEventsToElement(b)}return b}function w(){this.subscribe("editableKeydownTab",d.bind(this)),this.subscribe("editableKeydownDelete",e.bind(this)),this.subscribe("editableKeydownEnter",e.bind(this)),this.options.disableExtraSpaces&&this.subscribe("editableKeydownSpace",b.bind(this)),this.instanceHandleEditableKeydownEnter||(this.options.disableReturn||this.options.disableDoubleReturn)&&(this.instanceHandleEditableKeydownEnter=c.bind(this),this.subscribe("editableKeydownEnter",this.instanceHandleEditableKeydownEnter))}function x(){if(this.extensions=[],Object.keys(this.options.extensions).forEach(function(a){"toolbar"!==a&&this.options.extensions[a]&&this.extensions.push(m(this.options.extensions[a],a,this))},this),t.call(this)){var b=this.options.fileDragging;b||(b={},r.call(this)||(b.allowedTypes=[])),this.addBuiltInExtension("fileDragging",b)}var c={paste:!0,"anchor-preview":o.call(this),autoLink:q.call(this),keyboardCommands:s.call(this),placeholder:p.call(this)};Object.keys(c).forEach(function(a){c[a]&&this.addBuiltInExtension(a)},this);var d=this.options.extensions.toolbar;if(!d&&n.call(this)){var e=a.util.extend({},this.options.toolbar,{allowMultiParagraphSelection:this.options.allowMultiParagraphSelection});d=new a.extensions.toolbar(e)}d&&this.extensions.push(m(d,"toolbar",this))}function y(b,c){var d=[["allowMultiParagraphSelection","toolbar.allowMultiParagraphSelection"]];return c&&d.forEach(function(b){c.hasOwnProperty(b[0])&&void 0!==c[b[0]]&&a.util.deprecated(b[0],b[1],"v6.0.0")}),a.util.defaults({},c,b)}function z(b,c){var d,e,f=/^append-(.+)$/gi,g=/justify([A-Za-z]*)$/g;if(d=f.exec(b))return a.util.execFormatBlock(this.options.ownerDocument,d[1]);if("fontSize"===b)return c.size&&a.util.deprecated(".size option for fontSize command",".value","6.0.0"),e=c.value||c.size,this.options.ownerDocument.execCommand("fontSize",!1,e);if("fontName"===b)return c.name&&a.util.deprecated(".name option for fontName command",".value","6.0.0"),e=c.value||c.name,this.options.ownerDocument.execCommand("fontName",!1,e);if("createLink"===b)return this.createLink(c);if("image"===b){var h=this.options.contentWindow.getSelection().toString().trim();return this.options.ownerDocument.execCommand("insertImage",!1,h)}if(g.exec(b)){var i=this.options.ownerDocument.execCommand(b,!1,null),j=a.selection.getSelectedParentElement(a.selection.getSelectionRange(this.options.ownerDocument));return j&&A.call(this,a.util.getTopBlockContainer(j)),i}return e=c&&c.value,this.options.ownerDocument.execCommand(b,!1,e)}function A(b){if(b){var c,d=Array.prototype.slice.call(b.childNodes).filter(function(a){var b="div"===a.nodeName.toLowerCase();return b&&!c&&(c=a.style.textAlign),b});d.length&&(this.saveSelection(),d.forEach(function(b){if(b.style.textAlign===c){var d=b.lastChild;if(d){a.util.unwrap(b,this.options.ownerDocument);var e=this.options.ownerDocument.createElement("BR");d.parentNode.insertBefore(e,d.nextSibling)}}},this),b.style.textAlign=c,this.restoreSelection())}}var B={};a.prototype={init:function(a,b){return this.options=y.call(this,this.defaults,b),this.origElements=a,this.options.elementsContainer||(this.options.elementsContainer=this.options.ownerDocument.body),this.setup()},setup:function(){this.isActive||(h.call(this,this.options.contentWindow),this.events=new a.Events(this),this.elements=[],this.addElements(this.origElements),0!==this.elements.length&&(this.isActive=!0,x.call(this),w.call(this)))},destroy:function(){this.isActive&&(this.isActive=!1,this.extensions.forEach(function(a){"function"==typeof a.destroy&&a.destroy()},this),this.events.destroy(),this.elements.forEach(function(a){this.options.spellcheck&&(a.innerHTML=a.innerHTML),a.removeAttribute("contentEditable"),a.removeAttribute("spellcheck"),a.removeAttribute("data-medium-editor-element"),a.removeAttribute("role"),a.removeAttribute("aria-multiline"),a.removeAttribute("medium-editor-index"),a.removeAttribute("data-medium-editor-editor-index"),a.getAttribute("medium-editor-textarea-id")&&k(a)},this),this.elements=[],this.instanceHandleEditableKeydownEnter=null,this.instanceHandleEditableInput=null,i.call(this,this.options.contentWindow))},on:function(a,b,c,d){return this.events.attachDOMEvent(a,b,c,d),this},off:function(a,b,c,d){return this.events.detachDOMEvent(a,b,c,d),this},subscribe:function(a,b){return this.events.attachCustomEvent(a,b),this},unsubscribe:function(a,b){return this.events.detachCustomEvent(a,b),this},trigger:function(a,b,c){return this.events.triggerCustomEvent(a,b,c),this},delay:function(a){var b=this;return setTimeout(function(){b.isActive&&a()},this.options.delay)},serialize:function(){var a,b,c={},d=this.elements.length;for(a=0;d>a;a+=1)b=""!==this.elements[a].id?this.elements[a].id:"element-"+a,c[b]={value:this.elements[a].innerHTML.trim()};return c},getExtensionByName:function(a){var b;return this.extensions&&this.extensions.length&&this.extensions.some(function(c){return c.name===a?(b=c,!0):!1}),b},addBuiltInExtension:function(b,c){var d,e=this.getExtensionByName(b);if(e)return e;switch(b){case"anchor":d=a.util.extend({},this.options.anchor,c),e=new a.extensions.anchor(d);break;case"anchor-preview":e=new a.extensions.anchorPreview(this.options.anchorPreview);break;case"autoLink":e=new a.extensions.autoLink;break;case"fileDragging":e=new a.extensions.fileDragging(c);break;case"fontname":e=new a.extensions.fontName(this.options.fontName);break;case"fontsize":e=new a.extensions.fontSize(c);break;case"keyboardCommands":e=new a.extensions.keyboardCommands(this.options.keyboardCommands);break;case"paste":e=new a.extensions.paste(this.options.paste);break;case"placeholder":e=new a.extensions.placeholder(this.options.placeholder);break;default:a.extensions.button.isBuiltInButton(b)&&(c?(d=a.util.defaults({},c,a.extensions.button.prototype.defaults[b]),e=new a.extensions.button(d)):e=new a.extensions.button(b))}return e&&this.extensions.push(m(e,b,this)),e},stopSelectionUpdates:function(){this.preventSelectionUpdates=!0},startSelectionUpdates:function(){this.preventSelectionUpdates=!1},checkSelection:function(){var a=this.getExtensionByName("toolbar");return a&&a.checkState(),this},queryCommandState:function(a){var b,c=/^full-(.+)$/gi,d=null;b=c.exec(a),b&&(a=b[1]);try{d=this.options.ownerDocument.queryCommandState(a)}catch(e){d=null}return d},execAction:function(b,c){var d,e,f=/^full-(.+)$/gi;return d=f.exec(b),d?(this.saveSelection(),this.selectAllContents(),e=z.call(this,d[1],c),this.restoreSelection()):e=z.call(this,b,c),"insertunorderedlist"!==b&&"insertorderedlist"!==b||a.util.cleanListDOM(this.options.ownerDocument,this.getSelectedParentElement()),this.checkSelection(),e},getSelectedParentElement:function(b){return void 0===b&&(b=this.options.contentWindow.getSelection().getRangeAt(0)),a.selection.getSelectedParentElement(b)},selectAllContents:function(){var b=a.selection.getSelectionElement(this.options.contentWindow);if(b){for(;1===b.children.length;)b=b.children[0];this.selectElement(b)}},selectElement:function(b){a.selection.selectNode(b,this.options.ownerDocument);var c=a.selection.getSelectionElement(this.options.contentWindow);c&&this.events.focusElement(c)},getFocusedElement:function(){var a;return this.elements.some(function(b){return!a&&b.getAttribute("data-medium-focused")&&(a=b),!!a},this),a},exportSelection:function(){var b=a.selection.getSelectionElement(this.options.contentWindow),c=this.elements.indexOf(b),d=null;return c>=0&&(d=a.selection.exportSelection(b,this.options.ownerDocument)),null!==d&&0!==c&&(d.editableElementIndex=c),d},saveSelection:function(){this.selectionState=this.exportSelection()},importSelection:function(b,c){if(b){var d=this.elements[b.editableElementIndex||0];a.selection.importSelection(b,d,this.options.ownerDocument,c)}},restoreSelection:function(){
+this.importSelection(this.selectionState)},createLink:function(b){var c,d=a.selection.getSelectionElement(this.options.contentWindow),e={};if(-1!==this.elements.indexOf(d)){try{if(this.events.disableCustomEvent("editableInput"),b.url&&a.util.deprecated(".url option for createLink",".value","6.0.0"),c=b.url||b.value,c&&c.trim().length>0){var f=this.options.contentWindow.getSelection();if(f){var g,h,i,j,k=f.getRangeAt(0),l=k.commonAncestorContainer;if(3===k.endContainer.nodeType&&3!==k.startContainer.nodeType&&0===k.startOffset&&k.startContainer.firstChild===k.endContainer&&(l=k.endContainer),h=a.util.getClosestBlockContainer(k.startContainer),i=a.util.getClosestBlockContainer(k.endContainer),3!==l.nodeType&&0!==l.textContent.length&&h===i){var m=h||d,n=this.options.ownerDocument.createDocumentFragment();this.execAction("unlink"),g=this.exportSelection(),n.appendChild(m.cloneNode(!0)),d===m?a.selection.select(this.options.ownerDocument,m.firstChild,0,m.lastChild,3===m.lastChild.nodeType?m.lastChild.nodeValue.length:m.lastChild.childNodes.length):a.selection.select(this.options.ownerDocument,m,0,m,m.childNodes.length);var o=this.exportSelection();j=a.util.findOrCreateMatchingTextNodes(this.options.ownerDocument,n,{start:g.start-o.start,end:g.end-o.start,editableElementIndex:g.editableElementIndex}),0===j.length&&(n=this.options.ownerDocument.createDocumentFragment(),n.appendChild(l.cloneNode(!0)),j=[n.firstChild.firstChild,n.firstChild.lastChild]),a.util.createLink(this.options.ownerDocument,j,c.trim());var p=(n.firstChild.innerHTML.match(/^\s+/)||[""])[0].length;a.util.insertHTMLCommand(this.options.ownerDocument,n.firstChild.innerHTML.replace(/^\s+/,"")),g.start-=p,g.end-=p,this.importSelection(g)}else this.options.ownerDocument.execCommand("createLink",!1,c);this.options.targetBlank||"_blank"===b.target?a.util.setTargetBlank(a.selection.getSelectionStart(this.options.ownerDocument),c):a.util.removeTargetBlank(a.selection.getSelectionStart(this.options.ownerDocument),c),b.buttonClass&&a.util.addClassToAnchors(a.selection.getSelectionStart(this.options.ownerDocument),b.buttonClass)}}if(this.options.targetBlank||"_blank"===b.target||b.buttonClass){e=this.options.ownerDocument.createEvent("HTMLEvents"),e.initEvent("input",!0,!0,this.options.contentWindow);for(var q=0,r=this.elements.length;r>q;q+=1)this.elements[q].dispatchEvent(e)}}finally{this.events.enableCustomEvent("editableInput")}this.events.triggerCustomEvent("editableInput",e,d)}},cleanPaste:function(a){this.getExtensionByName("paste").cleanPaste(a)},pasteHTML:function(a,b){this.getExtensionByName("paste").pasteHTML(a,b)},setContent:function(a,b){if(b=b||0,this.elements[b]){var c=this.elements[b];c.innerHTML=a,this.checkContentChanged(c)}},getContent:function(a){return a=a||0,this.elements[a]?this.elements[a].innerHTML.trim():null},checkContentChanged:function(b){b=b||a.selection.getSelectionElement(this.options.contentWindow),this.events.updateInput(b,{target:b,currentTarget:b})},resetContent:function(a){if(a){var b=this.elements.indexOf(a);return void(-1!==b&&this.setContent(B[a.getAttribute("medium-editor-index")],b))}this.elements.forEach(function(a,b){this.setContent(B[a.getAttribute("medium-editor-index")],b)},this)},addElements:function(a){var b=j(a,this.options.ownerDocument,!0);return 0===b.length?!1:void b.forEach(function(a){a=v.call(this,a,this.id),this.elements.push(a)},this)},removeElements:function(a){var b=j(a,this.options.ownerDocument),c=b.map(function(a){return a.getAttribute("medium-editor-textarea-id")&&a.parentNode?a.parentNode.querySelector('div[medium-editor-textarea-id="'+a.getAttribute("medium-editor-textarea-id")+'"]'):a});this.elements=this.elements.filter(function(a){return-1!==c.indexOf(a)?(this.events.cleanupElement(a),a.getAttribute("medium-editor-textarea-id")&&k(a),!1):!0},this)}},a.getEditorFromElement=function(a){var b=a.getAttribute("data-medium-editor-editor-index"),c=a&&a.ownerDocument&&(a.ownerDocument.defaultView||a.ownerDocument.parentWindow);return c&&c._mediumEditors&&c._mediumEditors[b]?c._mediumEditors[b]:null}}(),function(){a.prototype.defaults={activeButtonClass:"medium-editor-button-active",buttonLabels:!1,delay:0,disableReturn:!1,disableDoubleReturn:!1,disableExtraSpaces:!1,disableEditing:!1,autoLink:!1,elementsContainer:!1,contentWindow:window,ownerDocument:document,targetBlank:!1,extensions:{},spellcheck:!0}}(),a.parseVersionString=function(a){var b=a.split("-"),c=b[0].split("."),d=b.length>1?b[1]:"";return{major:parseInt(c[0],10),minor:parseInt(c[1],10),revision:parseInt(c[2],10),preRelease:d,toString:function(){return[c[0],c[1],c[2]].join(".")+(d?"-"+d:"")}}},a.version=a.parseVersionString.call(this,{version:"5.20.0"}.version),a}());
\ No newline at end of file
diff --git a/package.json b/package.json
index ec15d8026..4379735e5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "medium-editor",
-  "version": "5.19.1",
+  "version": "5.20.0",
   "author": "Davi Ferreira <hi@daviferreira.com>",
   "contributors": [
     {
diff --git a/src/js/version.js b/src/js/version.js
index 93c786252..b126e5aa3 100644
--- a/src/js/version.js
+++ b/src/js/version.js
@@ -15,5 +15,5 @@ MediumEditor.parseVersionString = function (release) {
 
 MediumEditor.version = MediumEditor.parseVersionString.call(this, ({
     // grunt-bump looks for this:
-    'version': '5.19.1'
+    'version': '5.20.0'
 }).version);