/
fileinput.js
3213 lines (3197 loc) · 145 KB
/
fileinput.js
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/*!
* bootstrap-fileinput v4.3.2
* http://plugins.krajee.com/file-input
*
* Author: Kartik Visweswaran
* Copyright: 2014 - 2016, Kartik Visweswaran, Krajee.com
*
* Licensed under the BSD 3-Clause
* https://github.com/kartik-v/bootstrap-fileinput/blob/master/LICENSE.md
*/
(function (factory) {
"use strict";
if (typeof define === 'function' && define.amd) { // jshint ignore:line
// AMD. Register as an anonymous module.
define(['jquery'], factory); // jshint ignore:line
} else { // noinspection JSUnresolvedVariable
if (typeof module === 'object' && module.exports) { // jshint ignore:line
// Node/CommonJS
// noinspection JSUnresolvedVariable
module.exports = factory(require('jquery')); // jshint ignore:line
} else {
// Browser globals
factory(window.jQuery);
}
}
}(function ($) {
"use strict";
$.fn.fileinputLocales = {};
$.fn.fileinputThemes = {};
var NAMESPACE, MODAL_ID, STYLE_SETTING, OBJECT_PARAMS, DEFAULT_PREVIEW, objUrl, compare, isIE, isEdge, handler,
previewCache, getNum, hasFileAPISupport, hasDragDropSupport, hasFileUploadSupport, addCss, tMain1, tMain2,
tPreview, tFileIcon, tClose, tCaption, tBtnDefault, tBtnLink, tBtnBrowse, tModalMain, tModal, tProgress,
tFooter, tActions, tActionDelete, tActionUpload, tActionZoom, tActionDrag, tTagBef, tTagBef1, tTagBef2, tTagAft,
tGeneric, tHtml, tImage, tText, tVideo, tAudio, tFlash, tObject, tPdf, tOther, defaultFileActionSettings,
defaultLayoutTemplates, defaultPreviewTemplates, defaultPreviewZoomSettings, defaultPreviewTypes, getElement,
defaultPreviewSettings, defaultFileTypeSettings, isEmpty, isArray, ifSet, uniqId, htmlEncode, replaceTags,
cleanMemory, findFileName, checkFullScreen, toggleFullScreen, moveArray, FileInput;
NAMESPACE = '.fileinput';
MODAL_ID = 'kvFileinputModal';
STYLE_SETTING = 'style="width:{width};height:{height};"';
OBJECT_PARAMS = '<param name="controller" value="true" />\n' +
'<param name="allowFullScreen" value="true" />\n' +
'<param name="allowScriptAccess" value="always" />\n' +
'<param name="autoPlay" value="false" />\n' +
'<param name="autoStart" value="false" />\n' +
'<param name="quality" value="high" />\n';
DEFAULT_PREVIEW = '<div class="file-preview-other">\n' +
'<span class="{previewFileIconClass}">{previewFileIcon}</span>\n' +
'</div>';
//noinspection JSUnresolvedVariable
objUrl = window.URL || window.webkitURL;
compare = function (input, str, exact) {
return input !== undefined && (exact ? input === str : input.match(str));
};
isIE = function (ver) {
// check for IE versions < 11
if (navigator.appName !== 'Microsoft Internet Explorer') {
return false;
}
if (ver === 10) {
return new RegExp('msie\\s' + ver, 'i').test(navigator.userAgent);
}
var div = document.createElement("div"), status;
div.innerHTML = "<!--[if IE " + ver + "]> <i></i> <![endif]-->";
status = div.getElementsByTagName("i").length;
document.body.appendChild(div);
div.parentNode.removeChild(div);
return status;
};
isEdge = function () {
return new RegExp('Edge\/[0-9]+', 'i').test(navigator.userAgent);
};
handler = function ($el, event, callback, skipNS) {
var ev = skipNS ? event : event.split(' ').join(NAMESPACE + ' ') + NAMESPACE;
$el.off(ev).on(ev, callback);
};
previewCache = {
data: {},
init: function (obj) {
var content = obj.initialPreview, id = obj.id;
if (content.length > 0 && !isArray(content)) {
content = content.split(obj.initialPreviewDelimiter);
}
previewCache.data[id] = {
content: content,
config: obj.initialPreviewConfig,
tags: obj.initialPreviewThumbTags,
delimiter: obj.initialPreviewDelimiter,
previewFileType: obj.initialPreviewFileType,
previewAsData: obj.initialPreviewAsData,
template: obj.previewGenericTemplate,
showZoom: obj.fileActionSettings.showZoom,
showDrag: obj.fileActionSettings.showDrag,
parseTemplate: function (cat, data, fname, ftype, pId, footer, ind) {
var frameClass = ' file-preview-initial';
return obj._generatePreviewTemplate(cat, data, fname, ftype, pId, false, frameClass, footer, ind);
},
msg: function (n) {
return obj._getMsgSelected(n);
},
initId: obj.previewInitId,
footer: obj._getLayoutTemplate('footer').replace(/\{progress}/g, obj._renderThumbProgress()),
isDelete: obj.initialPreviewShowDelete,
caption: obj.initialCaption,
actions: function (showUpload, showDelete, showZoom, showDrag, disabled, url, key) {
return obj._renderFileActions(showUpload, showDelete, showZoom, showDrag, disabled, url, key, true);
}
};
},
fetch: function (id) {
return previewCache.data[id].content.filter(function (n) {
return n !== null;
});
},
count: function (id, all) {
return !!previewCache.data[id] && !!previewCache.data[id].content ?
(all ? previewCache.data[id].content.length : previewCache.fetch(id).length) : 0;
},
get: function (id, i, isDisabled) {
var ind = 'init_' + i, data = previewCache.data[id], config = data.config[i], content = data.content[i],
previewId = data.initId + '-' + ind, out, $tmp, frameClass = ' file-preview-initial', cat, cap, ftr,
ftype, asData = ifSet('previewAsData', config, data.previewAsData);
isDisabled = isDisabled === undefined ? true : isDisabled;
/** @namespace config.frameAttr */
/** @namespace config.frameClass */
/** @namespace config.filetype */
if (!content) {
return '';
}
if (config && config.frameClass) {
frameClass += ' ' + config.frameClass;
}
if (asData) {
cat = data.previewAsData ? ifSet('type', config, data.previewFileType || 'generic') : 'generic';
cap = ifSet('caption', config);
ftr = previewCache.footer(id, i, isDisabled);
ftype = ifSet('filetype', config, cat);
out = data.parseTemplate(cat, content, cap, ftype, previewId, ftr, ind);
} else {
out = data.template
.replace(/\{previewId}/g, previewId)
.replace(/\{frameClass}/g, frameClass)
.replace(/\{fileindex}/g, ind)
.replace(/\{content}/g, data.content[i])
.replace(/\{template}/g, ifSet('type', config, data.previewFileType))
.replace(/\{footer}/g, previewCache.footer(id, i, isDisabled));
}
if (data.tags.length && data.tags[i]) {
out = replaceTags(out, data.tags[i]);
}
if (!isEmpty(config) && !isEmpty(config.frameAttr)) {
$tmp = $(document.createElement('div')).html(out);
$tmp.find('.file-preview-initial').attr(config.frameAttr);
out = $tmp.html();
$tmp.remove();
}
return out;
},
add: function (id, content, config, tags, append) {
var data = $.extend(true, {}, previewCache.data[id]), index;
if (!isArray(content)) {
content = content.split(data.delimiter);
}
if (append) {
index = data.content.push(content) - 1;
data.config[index] = config;
data.tags[index] = tags;
} else {
index = content.length - 1;
data.content = content;
data.config = config;
data.tags = tags;
}
previewCache.data[id] = data;
return index;
},
set: function (id, content, config, tags, append) {
var data = $.extend(true, {}, previewCache.data[id]), i, chk;
if (!content || !content.length) {
return;
}
if (!isArray(content)) {
content = content.split(data.delimiter);
}
chk = content.filter(function (n) {
return n !== null;
});
if (!chk.length) {
return;
}
if (data.content === undefined) {
data.content = [];
}
if (data.config === undefined) {
data.config = [];
}
if (data.tags === undefined) {
data.tags = [];
}
if (append) {
for (i = 0; i < content.length; i++) {
if (content[i]) {
data.content.push(content[i]);
}
}
for (i = 0; i < config.length; i++) {
if (config[i]) {
data.config.push(config[i]);
}
}
for (i = 0; i < tags.length; i++) {
if (tags[i]) {
data.tags.push(tags[i]);
}
}
} else {
data.content = content;
data.config = config;
data.tags = tags;
}
previewCache.data[id] = data;
},
unset: function (id, index) {
var chk = previewCache.count(id);
if (!chk) {
return;
}
if (chk === 1) {
previewCache.data[id].content = [];
previewCache.data[id].config = [];
previewCache.data[id].tags = [];
return;
}
previewCache.data[id].content[index] = null;
previewCache.data[id].config[index] = null;
previewCache.data[id].tags[index] = null;
},
out: function (id) {
var html = '', data = previewCache.data[id], caption, len = previewCache.count(id, true);
if (len === 0) {
return {content: '', caption: ''};
}
for (var i = 0; i < len; i++) {
html += previewCache.get(id, i);
}
caption = data.msg(previewCache.count(id));
return {content: '<div class="file-initial-thumbs">' + html + '</div>', caption: caption};
},
footer: function (id, i, isDisabled) {
var data = previewCache.data[id];
isDisabled = isDisabled === undefined ? true : isDisabled;
if (data.config.length === 0 || isEmpty(data.config[i])) {
return '';
}
var config = data.config[i], caption = ifSet('caption', config), width = ifSet('width', config, 'auto'),
url = ifSet('url', config, false), key = ifSet('key', config, null),
showDel = ifSet('showDelete', config, true), showZoom = ifSet('showZoom', config, data.showZoom),
showDrag = ifSet('showDrag', config, data.showDrag), disabled = (url === false) && isDisabled,
actions = data.isDelete ? data.actions(false, showDel, showZoom, showDrag, disabled, url, key) : '',
footer = data.footer.replace(/\{actions}/g, actions);
return footer.replace(/\{caption}/g, caption)
.replace(/\{width}/g, width)
.replace(/\{indicator}/g, '')
.replace(/\{indicatorTitle}/g, '');
}
};
getNum = function (num, def) {
def = def || 0;
if (typeof num === "number") {
return num;
}
if (typeof num === "string") {
num = parseFloat(num);
}
return isNaN(num) ? def : num;
};
hasFileAPISupport = function () {
return !!(window.File && window.FileReader);
};
hasDragDropSupport = function () {
var div = document.createElement('div');
/** @namespace div.draggable */
/** @namespace div.ondragstart */
/** @namespace div.ondrop */
return !isIE(9) && !isEdge() && // Fix for MS Edge drag & drop support bug
(div.draggable !== undefined || (div.ondragstart !== undefined && div.ondrop !== undefined));
};
hasFileUploadSupport = function () {
return hasFileAPISupport() && window.FormData;
};
addCss = function ($el, css) {
$el.removeClass(css).addClass(css);
};
defaultFileActionSettings = {
showRemove: true,
showUpload: true,
showZoom: true,
showDrag: true,
removeIcon: '<i class="glyphicon glyphicon-trash text-danger"></i>',
removeClass: 'btn btn-xs btn-default',
removeTitle: 'Remove file',
uploadIcon: '<i class="glyphicon glyphicon-upload text-info"></i>',
uploadClass: 'btn btn-xs btn-default',
uploadTitle: 'Upload file',
zoomIcon: '<i class="glyphicon glyphicon-zoom-in"></i>',
zoomClass: 'btn btn-xs btn-default',
zoomTitle: 'View Details',
dragIcon: '<i class="glyphicon glyphicon-menu-hamburger"></i>',
dragClass: 'text-info',
dragTitle: 'Move / Rearrange',
dragSettings: {},
indicatorNew: '<i class="glyphicon glyphicon-hand-down text-warning"></i>',
indicatorSuccess: '<i class="glyphicon glyphicon-ok-sign text-success"></i>',
indicatorError: '<i class="glyphicon glyphicon-exclamation-sign text-danger"></i>',
indicatorLoading: '<i class="glyphicon glyphicon-hand-up text-muted"></i>',
indicatorNewTitle: 'Not uploaded yet',
indicatorSuccessTitle: 'Uploaded',
indicatorErrorTitle: 'Upload Error',
indicatorLoadingTitle: 'Uploading ...'
};
tMain1 = '{preview}\n' +
'<div class="kv-upload-progress hide"></div>\n' +
'<div class="input-group {class}">\n' +
' {caption}\n' +
' <div class="input-group-btn">\n' +
' {remove}\n' +
' {cancel}\n' +
' {upload}\n' +
' {browse}\n' +
' </div>\n' +
'</div>';
tMain2 = '{preview}\n<div class="kv-upload-progress hide"></div>\n{remove}\n{cancel}\n{upload}\n{browse}\n';
tPreview = '<div class="file-preview {class}">\n' +
' {close}' +
' <div class="{dropClass}">\n' +
' <div class="file-preview-thumbnails">\n' +
' </div>\n' +
' <div class="clearfix"></div>' +
' <div class="file-preview-status text-center text-success"></div>\n' +
' <div class="kv-fileinput-error"></div>\n' +
' </div>\n' +
'</div>';
tClose = '<div class="close fileinput-remove">×</div>\n';
tFileIcon = '<i class="glyphicon glyphicon-file kv-caption-icon"></i>';
tCaption = '<div tabindex="500" class="form-control file-caption {class}">\n' +
' <div class="file-caption-name"></div>\n' +
'</div>\n';
//noinspection HtmlUnknownAttribute
tBtnDefault = '<button type="{type}" tabindex="500" title="{title}" class="{css}" {status}>{icon} {label}</button>';
tBtnLink = '<a href="{href}" tabindex="500" title="{title}" class="{css}" {status}>{icon} {label}</a>';
tBtnBrowse = '<div tabindex="500" class="{css}" {status}>{icon} {label}</div>';
tModalMain = '<div id="' + MODAL_ID + '" class="file-zoom-dialog modal fade" tabindex="-1" aria-labelledby="' +
MODAL_ID + 'Label"></div>';
tModal = '<div class="modal-dialog modal-lg" role="document">\n' +
' <div class="modal-content">\n' +
' <div class="modal-header">\n' +
' <div class="kv-zoom-actions pull-right">{toggleheader}{fullscreen}{borderless}{close}</div>\n' +
' <h3 class="modal-title">{heading} <small><span class="kv-zoom-title"></span></small></h3>\n' +
' </div>\n' +
' <div class="modal-body">\n' +
' <div class="floating-buttons"></div>\n' +
' <div class="kv-zoom-body file-zoom-content"></div>\n' + '{prev} {next}\n' +
' </div>\n' +
' </div>\n' +
'</div>\n';
tProgress = '<div class="progress">\n' +
' <div class="{class}" role="progressbar"' +
' aria-valuenow="{percent}" aria-valuemin="0" aria-valuemax="100" style="width:{percent}%;">\n' +
' {percent}%\n' +
' </div>\n' +
'</div>';
tFooter = '<div class="file-thumbnail-footer">\n' +
' <div class="file-footer-caption" title="{caption}">{caption}</div>\n' +
' {progress} {actions}\n' +
'</div>';
tActions = '<div class="file-actions">\n' +
' <div class="file-footer-buttons">\n' +
' {upload} {delete} {zoom} {other}' +
' </div>\n' +
' {drag}\n' +
' <div class="file-upload-indicator" title="{indicatorTitle}">{indicator}</div>\n' +
' <div class="clearfix"></div>\n' +
'</div>';
tActionDelete = '<button type="button" class="kv-file-remove {removeClass}" ' +
'title="{removeTitle}" {dataUrl}{dataKey}>{removeIcon}</button>\n';
tActionUpload = '<button type="button" class="kv-file-upload {uploadClass}" title="{uploadTitle}">' +
'{uploadIcon}</button>';
tActionZoom = '<button type="button" class="kv-file-zoom {zoomClass}" title="{zoomTitle}">{zoomIcon}</button>';
tActionDrag = '<span class="file-drag-handle {dragClass}" title="{dragTitle}">{dragIcon}</span>';
tTagBef = '<div class="file-preview-frame{frameClass}" id="{previewId}" data-fileindex="{fileindex}"' +
' data-template="{template}" draggable';
tTagBef1 = tTagBef + '><div class="kv-file-content">\n';
tTagBef2 = tTagBef + ' title="{caption}" ' + STYLE_SETTING + '><div class="kv-file-content">\n';
tTagAft = '</div>{footer}\n</div>\n';
tGeneric = '{content}\n';
tHtml = '<div class="kv-preview-data file-preview-html" title="{caption}" ' + STYLE_SETTING + '>{data}</div>\n';
tImage = '<img src="{data}" class="kv-preview-data file-preview-image" title="{caption}" alt="{caption}" ' +
STYLE_SETTING + '>\n';
tText = '<textarea class="kv-preview-data file-preview-text" title="{caption}" readonly ' + STYLE_SETTING +
'>{data}</textarea>\n';
tVideo = '<video class="kv-preview-data" width="{width}" height="{height}" controls>\n' +
'<source src="{data}" type="{type}">\n' + DEFAULT_PREVIEW + '\n</video>\n';
tAudio = '<audio class="kv-preview-data" controls>\n<source src="' + '{data}' + '" type="{type}">\n' +
DEFAULT_PREVIEW + '\n</audio>\n';
tFlash = '<object class="kv-preview-data file-object" type="application/x-shockwave-flash" ' +
'width="{width}" height="{height}" data="{data}">\n' + OBJECT_PARAMS + ' ' + DEFAULT_PREVIEW + '\n</object>\n';
tObject = '<object class="kv-preview-data file-object" data="{data}" type="{type}" width="{width}" height="{height}">\n' +
'<param name="movie" value="{caption}" />\n' + OBJECT_PARAMS + ' ' + DEFAULT_PREVIEW + '\n</object>\n';
tPdf = '<embed class="kv-preview-data" src="{data}" width="{width}" height="{height}" type="application/pdf">\n';
tOther = '<div class="kv-preview-data file-preview-other-frame">\n' + DEFAULT_PREVIEW + '\n</div>\n';
defaultLayoutTemplates = {
main1: tMain1,
main2: tMain2,
preview: tPreview,
close: tClose,
fileIcon: tFileIcon,
caption: tCaption,
modalMain: tModalMain,
modal: tModal,
progress: tProgress,
footer: tFooter,
actions: tActions,
actionDelete: tActionDelete,
actionUpload: tActionUpload,
actionZoom: tActionZoom,
actionDrag: tActionDrag,
btnDefault: tBtnDefault,
btnLink: tBtnLink,
btnBrowse: tBtnBrowse
};
defaultPreviewTemplates = {
generic: tTagBef1 + tGeneric + tTagAft,
html: tTagBef1 + tHtml + tTagAft,
image: tTagBef1 + tImage + tTagAft,
text: tTagBef1 + tText + tTagAft,
video: tTagBef2 + tVideo + tTagAft,
audio: tTagBef2 + tAudio + tTagAft,
flash: tTagBef2 + tFlash + tTagAft,
object: tTagBef2 + tObject + tTagAft,
pdf: tTagBef2 + tPdf + tTagAft,
other: tTagBef2 + tOther + tTagAft
};
defaultPreviewTypes = ['image', 'html', 'text', 'video', 'audio', 'flash', 'object'];
defaultPreviewSettings = {
image: {width: "auto", height: "160px"},
html: {width: "213px", height: "160px"},
text: {width: "213px", height: "160px"},
video: {width: "213px", height: "160px"},
audio: {width: "213px", height: "80px"},
flash: {width: "213px", height: "160px"},
object: {width: "160px", height: "160px"},
pdf: {width: "160px", height: "160px"},
other: {width: "160px", height: "160px"}
};
defaultPreviewZoomSettings = {
image: {width: "auto", height: "100%"},
html: {width: "100%", height: "100%", 'min-height': "480px"},
text: {width: "100%", height: "100%", 'min-height': "480px"},
video: {width: "auto", height: "100%", 'max-width': "100%"},
audio: {width: "100%", height: "30px"},
flash: {width: "auto", height: "480px"},
object: {width: "auto", height: "480px"},
pdf: {width: "100%", height: "100%", 'min-height': "480px"},
other: {width: "auto", height: "100%", 'min-height': "480px"}
};
defaultFileTypeSettings = {
image: function (vType, vName) {
return compare(vType, 'image.*') || compare(vName, /\.(gif|png|jpe?g)$/i);
},
html: function (vType, vName) {
return compare(vType, 'text/html') || compare(vName, /\.(htm|html)$/i);
},
text: function (vType, vName) {
return compare(vType, 'text.*') || compare(vType, /\.(xml|javascript)$/i) ||
compare(vName, /\.(txt|md|csv|nfo|ini|json|php|js|css)$/i);
},
video: function (vType, vName) {
return compare(vType, 'video.*') && (compare(vType, /(ogg|mp4|mp?g|webm|3gp)$/i) ||
compare(vName, /\.(og?|mp4|webm|mp?g|3gp)$/i));
},
audio: function (vType, vName) {
return compare(vType, 'audio.*') && (compare(vType, /(ogg|mp3|mp?g|wav)$/i) ||
compare(vName, /\.(og?|mp3|mp?g|wav)$/i));
},
flash: function (vType, vName) {
return compare(vType, 'application/x-shockwave-flash', true) || compare(vName, /\.(swf)$/i);
},
pdf: function (vType, vName) {
return compare(vType, 'application/pdf', true) || compare(vName, /\.(pdf)$/i);
},
object: function () {
return true;
},
other: function () {
return true;
}
};
isEmpty = function (value, trim) {
return value === undefined || value === null || value.length === 0 || (trim && $.trim(value) === '');
};
isArray = function (a) {
return Array.isArray(a) || Object.prototype.toString.call(a) === '[object Array]';
};
ifSet = function (needle, haystack, def) {
def = def || '';
return (typeof haystack === 'object' && needle in haystack) ? haystack[needle] : def;
};
getElement = function (options, param, value) {
return (isEmpty(options) || isEmpty(options[param])) ? value : $(options[param]);
};
uniqId = function () {
return Math.round(new Date().getTime() + (Math.random() * 100));
};
htmlEncode = function (str) {
return str.replace(/&/g, '&')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/"/g, '"')
.replace(/'/g, ''');
};
replaceTags = function (str, tags) {
var out = str;
if (!tags) {
return out;
}
$.each(tags, function (key, value) {
if (typeof value === "function") {
value = value();
}
out = out.split(key).join(value);
});
return out;
};
cleanMemory = function ($thumb) {
var data = $thumb.is('img') ? $thumb.attr('src') : $thumb.find('source').attr('src');
/** @namespace objUrl.revokeObjectURL */
objUrl.revokeObjectURL(data);
};
findFileName = function (filePath) {
var sepIndex = filePath.lastIndexOf('/');
if (sepIndex === -1) {
sepIndex = filePath.lastIndexOf('\\');
}
return filePath.split(filePath.substring(sepIndex, sepIndex + 1)).pop();
};
checkFullScreen = function () {
//noinspection JSUnresolvedVariable
return document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement ||
document.msFullscreenElement;
};
toggleFullScreen = function (maximize) {
if (maximize && !checkFullScreen()) {
/** @namespace document.documentElement.requestFullscreen */
/** @namespace document.documentElement.msRequestFullscreen */
/** @namespace document.documentElement.mozRequestFullScreen */
/** @namespace document.documentElement.webkitRequestFullscreen */
/** @namespace Element.ALLOW_KEYBOARD_INPUT */
if (document.documentElement.requestFullscreen) {
document.documentElement.requestFullscreen();
} else if (document.documentElement.msRequestFullscreen) {
document.documentElement.msRequestFullscreen();
} else if (document.documentElement.mozRequestFullScreen) {
document.documentElement.mozRequestFullScreen();
} else if (document.documentElement.webkitRequestFullscreen) {
document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
}
} else {
/** @namespace document.exitFullscreen */
/** @namespace document.msExitFullscreen */
/** @namespace document.mozCancelFullScreen */
/** @namespace document.webkitExitFullscreen */
if (document.exitFullscreen) {
document.exitFullscreen();
} else if (document.msExitFullscreen) {
document.msExitFullscreen();
} else if (document.mozCancelFullScreen) {
document.mozCancelFullScreen();
} else if (document.webkitExitFullscreen) {
document.webkitExitFullscreen();
}
}
};
moveArray = function (arr, oldIndex, newIndex) {
if (newIndex >= arr.length) {
var k = newIndex - arr.length;
while ((k--) + 1) {
arr.push(undefined);
}
}
arr.splice(newIndex, 0, arr.splice(oldIndex, 1)[0]);
return arr;
};
FileInput = function (element, options) {
var self = this;
self.$element = $(element);
if (!self._validate()) {
return;
}
self.isPreviewable = hasFileAPISupport();
self.isIE9 = isIE(9);
self.isIE10 = isIE(10);
if (self.isPreviewable || self.isIE9) {
self._init(options);
self._listen();
} else {
self.$element.removeClass('file-loading');
}
};
FileInput.prototype = {
constructor: FileInput,
_init: function (options) {
var self = this, $el = self.$element, t;
$.each(options, function (key, value) {
switch (key) {
case 'minFileCount':
case 'maxFileCount':
case 'maxFileSize':
self[key] = getNum(value);
break;
default:
self[key] = value;
break;
}
});
if (isEmpty(self.allowedPreviewTypes)) {
self.allowedPreviewTypes = defaultPreviewTypes;
}
self.fileInputCleared = false;
self.fileBatchCompleted = true;
if (!self.isPreviewable) {
self.showPreview = false;
}
self.uploadFileAttr = !isEmpty($el.attr('name')) ? $el.attr('name') : 'file_data';
self.reader = null;
self.formdata = {};
self.clearStack();
self.uploadCount = 0;
self.uploadStatus = {};
self.uploadLog = [];
self.uploadAsyncCount = 0;
self.loadedImages = [];
self.totalImagesCount = 0;
self.ajaxRequests = [];
self.isError = false;
self.ajaxAborted = false;
self.cancelling = false;
t = self._getLayoutTemplate('progress');
self.progressTemplate = t.replace('{class}', self.progressClass);
self.progressCompleteTemplate = t.replace('{class}', self.progressCompleteClass);
self.progressErrorTemplate = t.replace('{class}', self.progressErrorClass);
self.dropZoneEnabled = hasDragDropSupport() && self.dropZoneEnabled;
self.isDisabled = self.$element.attr('disabled') || self.$element.attr('readonly');
self.isUploadable = hasFileUploadSupport() && !isEmpty(self.uploadUrl);
self.slug = typeof options.slugCallback === "function" ? options.slugCallback : self._slugDefault;
self.mainTemplate = self.showCaption ? self._getLayoutTemplate('main1') : self._getLayoutTemplate('main2');
self.captionTemplate = self._getLayoutTemplate('caption');
self.previewGenericTemplate = self._getPreviewTemplate('generic');
if (self.resizeImage && (self.maxImageWidth || self.maxImageHeight)) {
self.imageCanvas = document.createElement('canvas');
self.imageCanvasContext = self.imageCanvas.getContext('2d');
}
if (isEmpty(self.$element.attr('id'))) {
self.$element.attr('id', uniqId());
}
if (self.$container === undefined) {
self.$container = self._createContainer();
} else {
self._refreshContainer();
}
self.$dropZone = self.$container.find('.file-drop-zone');
self.$progress = self.$container.find('.kv-upload-progress');
self.$btnUpload = self.$container.find('.fileinput-upload');
self.$captionContainer = getElement(options, 'elCaptionContainer', self.$container.find('.file-caption'));
self.$caption = getElement(options, 'elCaptionText', self.$container.find('.file-caption-name'));
self.$previewContainer = getElement(options, 'elPreviewContainer', self.$container.find('.file-preview'));
self.$preview = getElement(options, 'elPreviewImage', self.$container.find('.file-preview-thumbnails'));
self.$previewStatus = getElement(options, 'elPreviewStatus', self.$container.find('.file-preview-status'));
self.$errorContainer = getElement(options, 'elErrorContainer',
self.$previewContainer.find('.kv-fileinput-error'));
if (!isEmpty(self.msgErrorClass)) {
addCss(self.$errorContainer, self.msgErrorClass);
}
self.$errorContainer.hide();
self.fileActionSettings = $.extend(true, defaultFileActionSettings, options.fileActionSettings);
self.previewInitId = "preview-" + uniqId();
self.id = self.$element.attr('id');
previewCache.init(self);
self._initPreview(true);
self._initPreviewActions();
self.options = options;
self._setFileDropZoneTitle();
self.$element.removeClass('file-loading');
if (self.$element.attr('disabled')) {
self.disable();
}
self._initZoom();
},
_validate: function () {
var self = this, $exception;
if (self.$element.attr('type') === 'file') {
return true;
}
$exception = '<div class="help-block alert alert-warning">' +
'<h4>Invalid Input Type</h4>' +
'You must set an input <code>type = file</code> for <b>bootstrap-fileinput</b> plugin to initialize.' +
'</div>';
self.$element.after($exception);
return false;
},
_errorsExist: function () {
var self = this, $err;
if (self.$errorContainer.find('li').length) {
return true;
}
$err = $(document.createElement('div')).html(self.$errorContainer.html());
$err.find('span.kv-error-close').remove();
$err.find('ul').remove();
return $.trim($err.text()).length ? true : false;
},
_errorHandler: function (evt, caption) {
var self = this, err = evt.target.error;
/** @namespace err.NOT_FOUND_ERR */
/** @namespace err.SECURITY_ERR */
/** @namespace err.NOT_READABLE_ERR */
if (err.code === err.NOT_FOUND_ERR) {
self._showError(self.msgFileNotFound.replace('{name}', caption));
} else if (err.code === err.SECURITY_ERR) {
self._showError(self.msgFileSecured.replace('{name}', caption));
} else if (err.code === err.NOT_READABLE_ERR) {
self._showError(self.msgFileNotReadable.replace('{name}', caption));
} else if (err.code === err.ABORT_ERR) {
self._showError(self.msgFilePreviewAborted.replace('{name}', caption));
} else {
self._showError(self.msgFilePreviewError.replace('{name}', caption));
}
},
_addError: function (msg) {
var self = this, $error = self.$errorContainer;
if (msg && $error.length) {
$error.html(self.errorCloseButton + msg);
handler($error.find('.kv-error-close'), 'click', function () {
$error.fadeOut('slow');
});
}
},
_resetErrors: function (fade) {
var self = this, $error = self.$errorContainer;
self.isError = false;
self.$container.removeClass('has-error');
$error.html('');
if (fade) {
$error.fadeOut('slow');
} else {
$error.hide();
}
},
_showFolderError: function (folders) {
var self = this, $error = self.$errorContainer, msg;
if (!folders) {
return;
}
msg = self.msgFoldersNotAllowed.replace(/\{n}/g, folders);
self._addError(msg);
addCss(self.$container, 'has-error');
$error.fadeIn(800);
self._raise('filefoldererror', [folders, msg]);
},
_showUploadError: function (msg, params, event) {
var self = this, $error = self.$errorContainer, ev = event || 'fileuploaderror', e = params && params.id ?
'<li data-file-id="' + params.id + '">' + msg + '</li>' : '<li>' + msg + '</li>';
if ($error.find('ul').length === 0) {
self._addError('<ul>' + e + '</ul>');
} else {
$error.find('ul').append(e);
}
$error.fadeIn(800);
self._raise(ev, [params, msg]);
self.$container.removeClass('file-input-new');
addCss(self.$container, 'has-error');
return true;
},
_showError: function (msg, params, event) {
var self = this, $error = self.$errorContainer, ev = event || 'fileerror';
params = params || {};
params.reader = self.reader;
self._addError(msg);
$error.fadeIn(800);
self._raise(ev, [params, msg]);
if (!self.isUploadable) {
self._clearFileInput();
}
self.$container.removeClass('file-input-new');
addCss(self.$container, 'has-error');
self.$btnUpload.attr('disabled', true);
return true;
},
_noFilesError: function (params) {
var self = this, label = self.minFileCount > 1 ? self.filePlural : self.fileSingle,
msg = self.msgFilesTooLess.replace('{n}', self.minFileCount).replace('{files}', label),
$error = self.$errorContainer;
self._addError(msg);
self.isError = true;
self._updateFileDetails(0);
$error.fadeIn(800);
self._raise('fileerror', [params, msg]);
self._clearFileInput();
addCss(self.$container, 'has-error');
},
_parseError: function (jqXHR, errorThrown, fileName) {
/** @namespace jqXHR.responseJSON */
var self = this, errMsg = $.trim(errorThrown + ''),
dot = errMsg.slice(-1) === '.' ? '' : '.',
text = jqXHR.responseJSON !== undefined && jqXHR.responseJSON.error !== undefined ?
jqXHR.responseJSON.error : jqXHR.responseText;
if (self.cancelling && self.msgUploadAborted) {
errMsg = self.msgUploadAborted;
}
if (self.showAjaxErrorDetails && text) {
text = $.trim(text.replace(/\n\s*\n/g, '\n'));
text = text.length > 0 ? '<pre>' + text + '</pre>' : '';
errMsg += dot + text;
} else {
errMsg += dot;
}
self.cancelling = false;
return fileName ? '<b>' + fileName + ': </b>' + errMsg : errMsg;
},
_parseFileType: function (file) {
var self = this, isValid, vType, cat, i;
for (i = 0; i < defaultPreviewTypes.length; i += 1) {
cat = defaultPreviewTypes[i];
isValid = ifSet(cat, self.fileTypeSettings, defaultFileTypeSettings[cat]);
vType = isValid(file.type, file.name) ? cat : '';
if (!isEmpty(vType)) {
return vType;
}
}
return 'other';
},
_parseFilePreviewIcon: function (content, fname) {
var self = this, ext, icn = self.previewFileIcon;
if (fname && fname.indexOf('.') > -1) {
ext = fname.split('.').pop();
if (self.previewFileIconSettings && self.previewFileIconSettings[ext]) {
icn = self.previewFileIconSettings[ext];
}
if (self.previewFileExtSettings) {
$.each(self.previewFileExtSettings, function (key, func) {
if (self.previewFileIconSettings[key] && func(ext)) {
icn = self.previewFileIconSettings[key];
}
});
}
}
if (content.indexOf('{previewFileIcon}') > -1) {
return content.replace(/\{previewFileIconClass}/g, self.previewFileIconClass).replace(
/\{previewFileIcon}/g, icn);
}
return content;
},
_raise: function (event, params) {
var self = this, e = $.Event(event);
if (params !== undefined) {
self.$element.trigger(e, params);
} else {
self.$element.trigger(e);
}
if (e.isDefaultPrevented()) {
return false;
}
if (!e.result) {
return e.result;
}
switch (event) {
// ignore these events
case 'filebatchuploadcomplete':
case 'filebatchuploadsuccess':
case 'fileuploaded':
case 'fileclear':
case 'filecleared':
case 'filereset':
case 'fileerror':
case 'filefoldererror':
case 'fileuploaderror':
case 'filebatchuploaderror':
case 'filedeleteerror':
case 'filecustomerror':
case 'filesuccessremove':
break;
// receive data response via `filecustomerror` event`
default:
self.ajaxAborted = e.result;
break;
}
return true;
},
_listenFullScreen: function (isFullScreen) {
var self = this, $modal = self.$modal, $btnFull, $btnBord;
if (!$modal || !$modal.length) {
return;
}
$btnFull = $modal && $modal.find('.btn-fullscreen');
$btnBord = $modal && $modal.find('.btn-borderless');
if (!$btnFull.length || !$btnBord.length) {
return;
}
$btnFull.removeClass('active').attr('aria-pressed', 'false');
$btnBord.removeClass('active').attr('aria-pressed', 'false');
if (isFullScreen) {
$btnFull.addClass('active').attr('aria-pressed', 'true');
} else {
$btnBord.addClass('active').attr('aria-pressed', 'true');
}
if ($modal.hasClass('file-zoom-fullscreen')) {
self._maximizeZoomDialog();
} else {
if (isFullScreen) {
self._maximizeZoomDialog();
} else {
$btnBord.removeClass('active').attr('aria-pressed', 'false');
}
}
},
_listen: function () {
var self = this, $el = self.$element, $form = $el.closest('form'), $cont = self.$container;
handler($el, 'change', $.proxy(self._change, self));
handler(self.$btnFile, 'click', $.proxy(self._browse, self));
handler($form, 'reset', $.proxy(self.reset, self));
handler($cont.find('.fileinput-remove:not([disabled])'), 'click', $.proxy(self.clear, self));
handler($cont.find('.fileinput-cancel'), 'click', $.proxy(self.cancel, self));
self._initDragDrop();
if (!self.isUploadable) {
handler($form, 'submit', $.proxy(self._submitForm, self));
}
handler(self.$container.find('.fileinput-upload'), 'click', $.proxy(self._uploadClick, self));
handler($(window), 'resize', function () {
self._listenFullScreen(screen.width === window.innerWidth && screen.height === window.innerHeight);
});
handler($(document), 'webkitfullscreenchange mozfullscreenchange fullscreenchange MSFullscreenChange',
function () {
self._listenFullScreen(checkFullScreen());
});
},
_initDragDrop: function () {
var self = this, $zone = self.$dropZone;
if (self.isUploadable && self.dropZoneEnabled && self.showPreview) {
handler($zone, 'dragenter dragover', $.proxy(self._zoneDragEnter, self));
handler($zone, 'dragleave', $.proxy(self._zoneDragLeave, self));
handler($zone, 'drop', $.proxy(self._zoneDrop, self));
handler($(document), 'dragenter dragover drop', self._zoneDragDropInit);
}
},
_zoneDragDropInit: function (e) {
e.stopPropagation();
e.preventDefault();
},
_zoneDragEnter: function (e) {
var self = this, hasFiles = $.inArray('Files', e.originalEvent.dataTransfer.types) > -1;
self._zoneDragDropInit(e);
if (self.isDisabled || !hasFiles) {
e.originalEvent.dataTransfer.effectAllowed = 'none';
e.originalEvent.dataTransfer.dropEffect = 'none';
return;
}
addCss(self.$dropZone, 'file-highlighted');
},
_zoneDragLeave: function (e) {
var self = this;
self._zoneDragDropInit(e);
if (self.isDisabled) {
return;
}
self.$dropZone.removeClass('file-highlighted');
},
_zoneDrop: function (e) {
var self = this;
e.preventDefault();
/** @namespace e.originalEvent.dataTransfer */
if (self.isDisabled || isEmpty(e.originalEvent.dataTransfer.files)) {
return;
}
self._change(e, 'dragdrop');
self.$dropZone.removeClass('file-highlighted');
},
_uploadClick: function (e) {
var self = this, $btn = self.$container.find('.fileinput-upload'), $form,
isEnabled = !$btn.hasClass('disabled') && isEmpty($btn.attr('disabled'));
if (e && e.isDefaultPrevented()) {
return;
}
if (!self.isUploadable) {
if (isEnabled && $btn.attr('type') !== 'submit') {
$form = $btn.closest('form');
// downgrade to normal form submit if possible
if ($form.length) {
$form.trigger('submit');