Merge pull request #596 from liqd/mn-2019-02-add-js

add js files

liqd_product/apps/contrib/static/js/ajax_modal.js

@@ -0,0 +1,54 @@
+/* globals $ django */
+$(function () {
+  var modalHTML = (
+    '<div class="modal" tabindex="-1" role="dialog">' +
+      '<div class="modal-dialog modal-lg" role="document">' +
+        '<div class="modal-content">' +
+          '<div class="modal-header"><h2 class="modal-title u-first-heading"></h2>' +
+            '<button type="button" class="close" data-dismiss="modal" aria-label="' + django.gettext('Close') + '"><span aria-hidden="true">&times;</span></button>' +
+          '</div>' +
+          '<div class="modal-body"></div>' +
+      '  </div>' +
+      '</div>' +
+    '</div>'
+  )
+
+  var extractScripts = function ($root, selector, attr) {
+    var $existingValues = $('head').find(selector).map(function (i, e) {
+      return $(e).attr(attr)
+    })
+
+    $root.find(selector).each(function (i, script) {
+      var $script = $(script)
+      var $matches = $existingValues.filter(function (i, v) {
+        return v === $script.attr(attr)
+      })
+      if ($matches.length === 0) {
+        $('head').append($script)
+      }
+    })
+  }
+
+  $(document).on('click', '[data-toggle="ajax-modal"]', function (e) {
+    e.preventDefault()
+    var target = this.href + ' ' + this.dataset.targetSelector
+    var $newModal = $(modalHTML)
+    var _this = this
+
+    $newModal.on('hidden.bs.modal', function () {
+      $newModal.remove()
+    })
+
+    $newModal.find('.modal-body').load(target, function (html) {
+      var $root = $('<div>').html(html)
+      var title = $root.find('h1').text()
+      $newModal.find('.modal-title').text(title)
+      $newModal.attr('aria-label', title)
+      extractScripts($root, 'script[src]', 'src')
+      extractScripts($root, 'link[rel="stylesheet"]', 'href')
+
+      $newModal.insertAfter(_this)
+      $newModal.modal()
+    })
+  })
+})

liqd_product/apps/contrib/static/js/unload_warning.js

@@ -0,0 +1,28 @@
+/* global $ CKEDITOR django */
+
+$(function () {
+  var submitted = false
+  var changeHandler = function () {
+    $(window).on('beforeunload', function (e) {
+      if (!submitted) {
+        var string = django.gettext('If you leave this page changes you made will not be saved.')
+        e.returnValue = string
+        return string
+      }
+    })
+  }
+
+  if (window.CKEDITOR) {
+    CKEDITOR.on('instanceReady', function (e) {
+      e.editor.on('change', changeHandler)
+    })
+  }
+
+  $(document).one('change', changeHandler)
+    .on('submit', function (e) {
+      if ($(e.target).data('ignore-submit') === true) {
+        return true
+      }
+      submitted = true
+    })
+})