text: /* ===================================================
   * bootstrap-markdown.js v2.10.0
   * http://github.com/toopay/bootstrap-markdown
   * ===================================================
   * Copyright 2013-2016 Taufan Aditya
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   * ========================================================== */
  (function(factory) {
    if (typeof define === "function" && define.amd) {
      // RequireJS
      define(["jquery"], factory);
    } else if (typeof exports === 'object') {
      // Backbone.js
      factory(require('jquery'));
    } else {
      // jQuery plugin
      factory(jQuery);
    }
  }(function($) {
    "use strict";
  
    /* MARKDOWN CLASS DEFINITION
     * ========================== */
  
    var Markdown = function(element, options) {
      // @TODO : remove this BC on next major release
      // @see : https://github.com/toopay/bootstrap-markdown/issues/109
      var opts = ['autofocus', 'savable', 'hideable', 'width',
        'height', 'resize', 'iconlibrary', 'language',
        'footer', 'fullscreen', 'hiddenButtons', 'disabledButtons'
      ];
      $.each(opts, function(_, opt) {
        if (typeof $(element).data(opt) !== 'undefined') {
          options = typeof options == 'object' ? options : {};
          options[opt] = $(element).data(opt);
        }
      });
      // End BC
  
      // Class Properties
      this.$ns = 'bootstrap-markdown';
      this.$element = $(element);
      this.$editable = {
        el: null,
        type: null,
        attrKeys: [],
        attrValues: [],
        content: null
      };
      this.$options = $.extend(true, {}, $.fn.markdown.defaults, options, this.$element.data('options'));
      this.$oldContent = null;
      this.$isPreview = false;
      this.$isFullscreen = false;
      this.$editor = null;
      this.$textarea = null;
      this.$handler = [];
      this.$callback = [];
      this.$nextTab = [];
  
      this.showEditor();
    };
  
    Markdown.prototype = {
  
      constructor: Markdown,
      __alterButtons: function(name, alter) {
        var handler = this.$handler,
          isAll = (name == 'all'),
          that = this;
  
        $.each(handler, function(k, v) {
          var halt = true;
          if (isAll) {
            halt = false;
          } else {
            halt = v.indexOf(name) < 0;
          }
  
          if (halt === false) {
            alter(that.$editor.find('button[data-handler="' + v + '"]'));
          }
        });
      },
      __buildButtons: function(buttonsArray, container) {
        var i,
          ns = this.$ns,
          handler = this.$handler,
          callback = this.$callback;
  
        for (i = 0; i < buttonsArray.length; i++) {
          // Build each group container
          var y, btnGroups = buttonsArray[i];
          for (y = 0; y < btnGroups.length; y++) {
            // Build each button group
            var z,
              buttons = btnGroups[y].data,
              btnGroupContainer = $('<div/>', {
                'class': 'btn-group'
              });
  
            for (z = 0; z < buttons.length; z++) {
              var button = buttons[z],
                buttonContainer, buttonIconContainer,
                buttonHandler = ns + '-' + button.name,
                buttonIcon = this.__getIcon(button),
                btnText = button.btnText ? button.btnText : '',
                btnClass = button.btnClass ? button.btnClass : 'btn',
                tabIndex = button.tabIndex ? button.tabIndex : '-1',
                hotkey = typeof button.hotkey !== 'undefined' ? button.hotkey : '',
                hotkeyCaption = typeof jQuery.hotkeys !== 'undefined' && hotkey !== '' ? ' (' + hotkey + ')' : '';
  
              // Construct the button object
              buttonContainer = $('<button></button>');
              buttonContainer.text(' ' + this.__localize(btnText)).addClass('btn-default btn-sm').addClass(btnClass);
              if (btnClass.match(/btn\-(primary|success|info|warning|danger|link)/)) {
                buttonContainer.removeClass('btn-default');
              }
              buttonContainer.attr({
                'type': 'button',
                'title': this.__localize(button.title) + hotkeyCaption,
                'tabindex': tabIndex,
                'data-provider': ns,
                'data-handler': buttonHandler,
                'data-hotkey': hotkey
              });
              if (button.toggle === true) {
                buttonContainer.attr('data-toggle', 'button');
              }
              buttonIconContainer = $('<span/>');
              buttonIconContainer.addClass(buttonIcon);
              buttonIconContainer.prependTo(buttonContainer);
  
              // Attach the button object
              btnGroupContainer.append(buttonContainer);
  
              // Register handler and callback
              handler.push(buttonHandler);
              callback.push(button.callback);
            }
  
            // Attach the button group into container DOM
            container.append(btnGroupContainer);
          }
        }
  
        return container;
      },
      __setListener: function() {
        // Set size and resizable Properties
        var hasRows = typeof this.$textarea.attr('rows') !== 'undefined',
          maxRows = this.$textarea.val().split("\n").length > 5 ? this.$textarea.val().split("\n").length : '5',
          rowsVal = hasRows ? this.$textarea.attr('rows') : maxRows;
  
        this.$textarea.attr('rows', rowsVal);
        if (this.$options.resize) {
          this.$textarea.css('resize', this.$options.resize);
        }
  
        // Re-attach markdown data
        this.$textarea.data('markdown', this);
      },
      __setEventListeners: function() {
        this.$textarea.on({
          'focus': $.proxy(this.focus, this),
          'keyup': $.proxy(this.keyup, this),
          'change': $.proxy(this.change, this),
          'select': $.proxy(this.select, this)
        });
  
        if (this.eventSupported('keydown')) {
          this.$textarea.on('keydown', $.proxy(this.keydown, this));
        }
  
        if (this.eventSupported('keypress')) {
          this.$textarea.on('keypress', $.proxy(this.keypress, this));
        }
      },
      __handle: function(e) {
        var target = $(e.currentTarget),
          handler = this.$handler,
          callback = this.$callback,
          handlerName = target.attr('data-handler'),
          callbackIndex = handler.indexOf(handlerName),
          callbackHandler = callback[callbackIndex];
  
        // Trigger the focusin
        $(e.currentTarget).focus();
  
        callbackHandler(this);
  
        // Trigger onChange for each button handle
        this.change(this);
  
        // Unless it was the save handler,
        // focusin the textarea
        if (handlerName.indexOf('cmdSave') < 0) {
          this.$textarea.focus();
        }
  
        e.preventDefault();
      },
      __localize: function(string) {
        var messages = $.fn.markdown.messages,
          language = this.$options.language;
        if (
          typeof messages !== 'undefined' &&
          typeof messages[language] !== 'undefined' &&
          typeof messages[language][string] !== 'undefined'
        ) {
          return messages[language][string];
        }
        return string;
      },
      __getIcon: function(src) {
        if(typeof src == 'object'){
          var customIcon = this.$options.customIcons[src.name];
          return typeof customIcon == 'undefined' ? src.icon[this.$options.iconlibrary] : customIcon;
        } else {
          return src;
        }
      },
      setFullscreen: function(mode) {
        var $editor = this.$editor,
          $textarea = this.$textarea;
  
        if (mode === true) {
          $editor.addClass('md-fullscreen-mode');
          $('body').addClass('md-nooverflow');
          this.$options.onFullscreen(this);
        } else {
          $editor.removeClass('md-fullscreen-mode');
          $('body').removeClass('md-nooverflow');
          this.$options.onFullscreenExit(this);
  
          if (this.$isPreview === true)
            this.hidePreview().showPreview();
        }
  
        this.$isFullscreen = mode;
        $textarea.focus();
      },
      showEditor: function() {
        var instance = this,
          textarea,
          ns = this.$ns,
          container = this.$element,
          originalHeigth = container.css('height'),
          originalWidth = container.css('width'),
          editable = this.$editable,
          handler = this.$handler,
          callback = this.$callback,
          options = this.$options,
          editor = $('<div/>', {
            'class': 'md-editor',
            click: function() {
              instance.focus();
            }
          });
  
        // Prepare the editor
        if (this.$editor === null) {
          // Create the panel
          var editorHeader = $('<div/>', {
            'class': 'md-header btn-toolbar'
          });
  
          // Merge the main & additional button groups together
          var allBtnGroups = [];
          if (options.buttons.length > 0) allBtnGroups = allBtnGroups.concat(options.buttons[0]);
          if (options.additionalButtons.length > 0) {
            // iterate the additional button groups
            $.each(options.additionalButtons[0], function(idx, buttonGroup) {
  
              // see if the group name of the additional group matches an existing group
              var matchingGroups = $.grep(allBtnGroups, function(allButtonGroup, allIdx) {
                return allButtonGroup.name === buttonGroup.name;
              });
  
              // if it matches add the additional buttons to that group, if not just add it to the all buttons group
              if (matchingGroups.length > 0) {
                matchingGroups[0].data = matchingGroups[0].data.concat(buttonGroup.data);
              } else {
                allBtnGroups.push(options.additionalButtons[0][idx]);
              }
  
            });
          }
  
          // Reduce and/or reorder the button groups
          if (options.reorderButtonGroups.length > 0) {
            allBtnGroups = allBtnGroups
              .filter(function(btnGroup) {
                return options.reorderButtonGroups.indexOf(btnGroup.name) > -1;
              })
              .sort(function(a, b) {
                if (options.reorderButtonGroups.indexOf(a.name) < options.reorderButtonGroups.indexOf(b.name)) return -1;
                if (options.reorderButtonGroups.indexOf(a.name) > options.reorderButtonGroups.indexOf(b.name)) return 1;
                return 0;
              });
          }
  
          // Build the buttons
          if (allBtnGroups.length > 0) {
            editorHeader = this.__buildButtons([allBtnGroups], editorHeader);
          }
  
          if (options.fullscreen.enable) {
            editorHeader.append('<div class="md-controls"><a class="md-control md-control-fullscreen" href="#"><span class="' + this.__getIcon(options.fullscreen.icons.fullscreenOn) + '"></span></a></div>').on('click', '.md-control-fullscreen', function(e) {
              e.preventDefault();
              instance.setFullscreen(true);
            });
          }
  
          editor.append(editorHeader);
  
          // Wrap the textarea
          if (container.is('textarea')) {
            container.before(editor);
            textarea = container;
            textarea.addClass('md-input');
            editor.append(textarea);
          } else {
            var rawContent = (typeof toMarkdown == 'function') ? toMarkdown(container.html()) : container.html(),
              currentContent = $.trim(rawContent);
  
            // This is some arbitrary content that could be edited
            textarea = $('<textarea/>', {
              'class': 'md-input',
              'val': currentContent
            });
  
            editor.append(textarea);
  
            // Save the editable
            editable.el = container;
            editable.type = container.prop('tagName').toLowerCase();
            editable.content = container.html();
  
            $(container[0].attributes).each(function() {
              editable.attrKeys.push(this.nodeName);
              editable.attrValues.push(this.nodeValue);
            });
  
            // Set editor to block the original container
            container.replaceWith(editor);
          }
  
          var editorFooter = $('<div/>', {
              'class': 'md-footer'
            }),
            createFooter = false,
            footer = '';
          // Create the footer if savable
          if (options.savable) {
            createFooter = true;
            var saveHandler = 'cmdSave';
  
            // Register handler and callback
            handler.push(saveHandler);
            callback.push(options.onSave);
  
            editorFooter.append('<button class="btn btn-success" data-provider="' +
              ns +
              '" data-handler="' +
              saveHandler +
              '"><i class="icon icon-white icon-ok"></i> ' +
              this.__localize('Save') +
              '</button>');
  
  
          }
  
          footer = typeof options.footer === 'function' ? options.footer(this) : options.footer;
  
          if ($.trim(footer) !== '') {
            createFooter = true;
            editorFooter.append(footer);
          }
  
          if (createFooter) editor.append(editorFooter);
  
          // Set width
          if (options.width && options.width !== 'inherit') {
            if (jQuery.isNumeric(options.width)) {
              editor.css('display', 'table');
              textarea.css('width', options.width + 'px');
            } else {
              editor.addClass(options.width);
            }
          }
  
          // Set height
          if (options.height && options.height !== 'inherit') {
            if (jQuery.isNumeric(options.height)) {
              var height = options.height;
              if (editorHeader) height = Math.max(0, height - editorHeader.outerHeight());
              if (editorFooter) height = Math.max(0, height - editorFooter.outerHeight());
              textarea.css('height', height + 'px');
            } else {
              editor.addClass(options.height);
            }
          }
  
          // Reference
          this.$editor = editor;
          this.$textarea = textarea;
          this.$editable = editable;
          this.$oldContent = this.getContent();
  
          this.__setListener();
          this.__setEventListeners();
  
          // Set editor attributes, data short-hand API and listener
          this.$editor.attr('id', (new Date()).getTime());
          this.$editor.on('click', '[data-provider="bootstrap-markdown"]', $.proxy(this.__handle, this));
  
          if (this.$element.is(':disabled') || this.$element.is('[readonly]')) {
            this.$editor.addClass('md-editor-disabled');
            this.disableButtons('all');
          }
  
          if (this.eventSupported('keydown') && typeof jQuery.hotkeys === 'object') {
            editorHeader.find('[data-provider="bootstrap-markdown"]').each(function() {
              var $button = $(this),
                hotkey = $button.attr('data-hotkey');
              if (hotkey.toLowerCase() !== '') {
                textarea.bind('keydown', hotkey, function() {
                  $button.trigger('click');
                  return false;
                });
              }
            });
          }
  
          if (options.initialstate === 'preview') {
            this.showPreview();
          } else if (options.initialstate === 'fullscreen' && options.fullscreen.enable) {
            this.setFullscreen(true);
          }
  
        } else {
          this.$editor.show();
        }
  
        if (options.autofocus) {
          this.$textarea.focus();
          this.$editor.addClass('active');
        }
  
        if (options.fullscreen.enable && options.fullscreen !== false) {
          this.$editor.append('<div class="md-fullscreen-controls">' +
            '<a href="#" class="exit-fullscreen" title="Exit fullscreen"><span class="' + this.__getIcon(options.fullscreen.icons.fullscreenOff) + '">' +
            '</span></a>' +
            '</div>');
          this.$editor.on('click', '.exit-fullscreen', function(e) {
            e.preventDefault();
            instance.setFullscreen(false);
          });
        }
  
        // hide hidden buttons from options
        this.hideButtons(options.hiddenButtons);
  
        // disable disabled buttons from options
        this.disableButtons(options.disabledButtons);
  
        // enable dropZone if available and configured
        if (options.dropZoneOptions) {
          if (this.$editor.dropzone) {
            if(!options.dropZoneOptions.init) {
              options.dropZoneOptions.init = function() {
                var caretPos = 0;
                this.on('drop', function(e) {
                    caretPos = textarea.prop('selectionStart');
                    });
                this.on('success', function(file, path) {
                    var text = textarea.val();
                    textarea.val(text.substring(0, caretPos) + '\n![description](' + path + ')\n' + text.substring(caretPos));
                    });
                this.on('error', function(file, error, xhr) {
                    console.log('Error:', error);
                    });
              };
            }
            this.$editor.addClass('dropzone');
            this.$editor.dropzone(options.dropZoneOptions);
          } else {
            console.log('dropZoneOptions was configured, but DropZone was not detected.');
          }
        }
  
        // enable data-uris via drag and drop
        if (options.enableDropDataUri === true) {
          this.$editor.on('drop', function(e) {
            var caretPos = textarea.prop('selectionStart');
            e.stopPropagation();
            e.preventDefault();
            $.each(e.originalEvent.dataTransfer.files, function(index, file){
              var fileReader = new FileReader();
                fileReader.onload = (function(file) {
                   var type = file.type.split('/')[0];
                   return function(e) {
                      var text = textarea.val();
                      if (type === 'image')
                        textarea.val(text.substring(0, caretPos) + '\n<img src="'+ e.target.result  +'" />\n' + text.substring(caretPos) );
                      else
                        textarea.val(text.substring(0, caretPos) + '\n<a href="'+ e.target.result  +'">Download ' + file.name + '</a>\n' + text.substring(caretPos) );
                   };
                })(file);
              fileReader.readAsDataURL(file);
            });
          });
        }
  
        // Trigger the onShow hook
        options.onShow(this);
  
        return this;
      },
      parseContent: function(val) {
        var content;
  
        // parse with supported markdown parser
        val = val || this.$textarea.val();
  
        if (this.$options.parser) {
          content = this.$options.parser(val);
        } else if (typeof markdown == 'object') {
          content = markdown.toHTML(val);
        } else if (typeof marked == 'function') {
          content = marked(val);
        } else {
          content = val;
        }
  
        return content;
      },
      showPreview: function() {
        var options = this.$options,
          container = this.$textarea,
          afterContainer = container.next(),
          replacementContainer = $('<div/>', {
            'class': 'md-preview',
            'data-provider': 'markdown-preview'
          }),
          content,
          callbackContent;
  
        if (this.$isPreview === true) {
          // Avoid sequenced element creation on misused scenario
          // @see https://github.com/toopay/bootstrap-markdown/issues/170
          return this;
        }
  
        // Give flag that tells the editor to enter preview mode
        this.$isPreview = true;
        // Disable all buttons
        this.disableButtons('all').enableButtons('cmdPreview');
  
        // Try to get the content from callback
        callbackContent = options.onPreview(this, replacementContainer);
        // Set the content based on the callback content if string, otherwise parse value from textarea
        content = typeof callbackContent == 'string' ? callbackContent : this.parseContent();
  
        // Build preview element
        replacementContainer.html(content);
  
        if (afterContainer && afterContainer.attr('class') == 'md-footer') {
          // If there is footer element, insert the preview container before it
          replacementContainer.insertBefore(afterContainer);
        } else {
          // Otherwise, just append it after textarea
          container.parent().append(replacementContainer);
        }
  
        // Set the preview element dimensions
        replacementContainer.css({
          "width": container.outerWidth() + 'px',
          "min-height": container.outerHeight() + 'px',
          "height": "auto"
        });
  
        if (this.$options.resize) {
          replacementContainer.css('resize', this.$options.resize);
        }
  
        // Hide the last-active textarea
        container.hide();
  
        // Attach the editor instances
        replacementContainer.data('markdown', this);
  
        if (this.$element.is(':disabled') || this.$element.is('[readonly]')) {
          this.$editor.addClass('md-editor-disabled');
          this.disableButtons('all');
        }
  
        return this;
      },
      hidePreview: function() {
        // Give flag that tells the editor to quit preview mode
        this.$isPreview = false;
  
        // Obtain the preview container
        var container = this.$editor.find('div[data-provider="markdown-preview"]');
  
        // Remove the preview container
        container.remove();
  
        // Enable all buttons
        this.enableButtons('all');
        // Disable configured disabled buttons
        this.disableButtons(this.$options.disabledButtons);
  
        // Perform any callbacks
        this.$options.onPreviewEnd(this);
  
        // Back to the editor
        this.$textarea.show();
        this.__setListener();
  
        return this;
      },
      isDirty: function() {
        return this.$oldContent != this.getContent();
      },
      getContent: function() {
        return this.$textarea.val();
      },
      setContent: function(content) {
        this.$textarea.val(content);
  
        return this;
      },
      findSelection: function(chunk) {
        var content = this.getContent(),
          startChunkPosition;
  
        if (startChunkPosition = content.indexOf(chunk), startChunkPosition >= 0 && chunk.length > 0) {
          var oldSelection = this.getSelection(),
            selection;
  
          this.setSelection(startChunkPosition, startChunkPosition + chunk.length);
          selection = this.getSelection();
  
          this.setSelection(oldSelection.start, oldSelection.end);
  
          return selection;
        } else {
          return null;
        }
      },
      getSelection: function() {
  
        var e = this.$textarea[0];
  
        return (
  
          ('selectionStart' in e && function() {
            var l = e.selectionEnd - e.selectionStart;
            return {
              start: e.selectionStart,
              end: e.selectionEnd,
              length: l,
              text: e.value.substr(e.selectionStart, l)
            };
          }) ||
  
          /* browser not supported */
          function() {
            return null;
          }
  
        )();
  
      },
      setSelection: function(start, end) {
  
        var e = this.$textarea[0];
  
        return (
  
          ('selectionStart' in e && function() {
            e.selectionStart = start;
            e.selectionEnd = end;
            return;
          }) ||
  
          /* browser not supported */
          function() {
            return null;
          }
  
        )();
  
      },
      replaceSelection: function(text) {
  
        var e = this.$textarea[0];
  
        return (
  
          ('selectionStart' in e && function() {
            e.value = e.value.substr(0, e.selectionStart) + text + e.value.substr(e.selectionEnd, e.value.length);
            // Set cursor to the last replacement end
            e.selectionStart = e.value.length;
            return this;
          }) ||
  
          /* browser not supported */
          function() {
            e.value += text;
            return jQuery(e);
          }
  
        )();
      },
      getNextTab: function() {
        // Shift the nextTab
        if (this.$nextTab.length === 0) {
          return null;
        } else {
          var nextTab, tab = this.$nextTab.shift();
  
          if (typeof tab == 'function') {
            nextTab = tab();
          } else if (typeof tab == 'object' && tab.length > 0) {
            nextTab = tab;
          }
  
          return nextTab;
        }
      },
      setNextTab: function(start, end) {
        // Push new selection into nextTab collections
        if (typeof start == 'string') {
          var that = this;
          this.$nextTab.push(function() {
            return that.findSelection(start);
          });
        } else if (typeof start == 'number' && typeof end == 'number') {
          var oldSelection = this.getSelection();
  
          this.setSelection(start, end);
          this.$nextTab.push(this.getSelection());
  
          this.setSelection(oldSelection.start, oldSelection.end);
        }
  
        return;
      },
      __parseButtonNameParam: function(names) {
        return typeof names == 'string' ?
          names.split(' ') :
          names;
  
      },
      enableButtons: function(name) {
        var buttons = this.__parseButtonNameParam(name),
          that = this;
  
        $.each(buttons, function(i, v) {
          that.__alterButtons(buttons[i], function(el) {
            el.removeAttr('disabled');
          });
        });
  
        return this;
      },
      disableButtons: function(name) {
        var buttons = this.__parseButtonNameParam(name),
          that = this;
  
        $.each(buttons, function(i, v) {
          that.__alterButtons(buttons[i], function(el) {
            el.attr('disabled', 'disabled');
          });
        });
  
        return this;
      },
      hideButtons: function(name) {
        var buttons = this.__parseButtonNameParam(name),
          that = this;
  
        $.each(buttons, function(i, v) {
          that.__alterButtons(buttons[i], function(el) {
            el.addClass('hidden');
          });
        });
  
        return this;
      },
      showButtons: function(name) {
        var buttons = this.__parseButtonNameParam(name),
          that = this;
  
        $.each(buttons, function(i, v) {
          that.__alterButtons(buttons[i], function(el) {
            el.removeClass('hidden');
          });
        });
  
        return this;
      },
      eventSupported: function(eventName) {
        var isSupported = eventName in this.$element;
        if (!isSupported) {
          this.$element.setAttribute(eventName, 'return;');
          isSupported = typeof this.$element[eventName] === 'function';
        }
        return isSupported;
      },
      keyup: function(e) {
        var blocked = false;
        switch (e.keyCode) {
          case 40: // down arrow
          case 38: // up arrow
          case 16: // shift
          case 17: // ctrl
          case 18: // alt
            break;
  
          case 9: // tab
            var nextTab;
            if (nextTab = this.getNextTab(), nextTab !== null) {
              // Get the nextTab if exists
              var that = this;
              setTimeout(function() {
                that.setSelection(nextTab.start, nextTab.end);
              }, 500);
  
              blocked = true;
            } else {
              // The next tab's memory contains nothing...
              // check the cursor position to determine tab action
              var cursor = this.getSelection();
  
              if (cursor.start == cursor.end && cursor.end == this.getContent().length) {
                // The cursor has reached the end of the content
                blocked = false;
              } else {
                // Put the cursor to the end
                this.setSelection(this.getContent().length, this.getContent().length);
  
                blocked = true;
              }
            }
  
            break;
  
          case 13: // enter
            blocked = false;
            var chars = this.getContent().split('');
            var enterIndex = this.getSelection().start;
            var priorNewlineIndex = -1; // initial line break at before index 0
  
            // traverse backwards through chars to check if last line break was num/bullet item
            for (var i = enterIndex - 2; i >= 0; i--) {
              if (chars[i] === '\n') {
                priorNewlineIndex = i;
                break;
              }
            }
  
            var charFollowingLastLineBreak = chars[priorNewlineIndex + 1];
            if (charFollowingLastLineBreak === '-') {
              this.addBullet(enterIndex);
            } else if ($.isNumeric(charFollowingLastLineBreak)) {
                var numBullet = this.getBulletNumber(priorNewlineIndex + 1);
                if (numBullet) {
                  this.addNumberedBullet(enterIndex, numBullet);
                }
            }
            break;
  
          case 27: // escape
            if (this.$isFullscreen) this.setFullscreen(false);
            blocked = false;
            break;
  
          default:
            blocked = false;
        }
  
        if (blocked) {
          e.stopPropagation();
          e.preventDefault();
        }
  
        this.$options.onChange(this);
      },
      insertContent: function(index, content) {
        var firstHalf = this.getContent().slice(0, index);
        var secondHalf = this.getContent().slice(index + 1);
        this.setContent(firstHalf.concat(content).concat(secondHalf));
      },
      addBullet: function(index) {
        this.insertContent(index, '- \n');
        this.setSelection(index + 2, index + 2); // Put the cursor after the bullet
      },
      addNumberedBullet: function(index, num) {
        var numBullet = (num + 1) + '. \n';
        this.insertContent(index, numBullet);
  
        var prefixLength = num.toString().length + 2;
        this.setSelection(index + prefixLength, index + prefixLength); // Put the cursor after the number
      },
      getBulletNumber: function(startIndex) {
        var bulletNum = this.getContent().slice(startIndex).split('.')[0];
        return $.isNumeric(bulletNum) ? parseInt(bulletNum) : null;
      },
      change: function(e) {
        this.$options.onChange(this);
        return this;
      },
      select: function(e) {
        this.$options.onSelect(this);
        return this;
      },
      focus: function(e) {
        var options = this.$options,
          isHideable = options.hideable,
          editor = this.$editor;
  
        editor.addClass('active');
  
        // Blur other markdown(s)
        $(document).find('.md-editor').each(function() {
          if ($(this).attr('id') !== editor.attr('id')) {
            var attachedMarkdown;
  
            if (attachedMarkdown = $(this).find('textarea').data('markdown'),
              attachedMarkdown === null) {
              attachedMarkdown = $(this).find('div[data-provider="markdown-preview"]').data('markdown');
            }
  
            if (attachedMarkdown) {
              attachedMarkdown.blur();
            }
          }
        });
  
        // Trigger the onFocus hook
        options.onFocus(this);
  
        return this;
      },
      blur: function(e) {
        var options = this.$options,
          isHideable = options.hideable,
          editor = this.$editor,
          editable = this.$editable;
  
        if (editor.hasClass('active') || this.$element.parent().length === 0) {
          editor.removeClass('active');
  
          if (isHideable) {
            // Check for editable elements
            if (editable.el !== null) {
              // Build the original element
              var oldElement = $('<' + editable.type + '/>'),
                content = this.getContent(),
                currentContent = this.parseContent(content);
  
              $(editable.attrKeys).each(function(k, v) {
                oldElement.attr(editable.attrKeys[k], editable.attrValues[k]);
              });
  
              // Get the editor content
              oldElement.html(currentContent);
  
              editor.replaceWith(oldElement);
            } else {
              editor.hide();
            }
          }
  
          // Trigger the onBlur hook
          options.onBlur(this);
        }
  
        return this;
      }
  
    };
  
    /* MARKDOWN PLUGIN DEFINITION
     * ========================== */
  
    var old = $.fn.markdown;
  
    $.fn.markdown = function(option) {
      return this.each(function() {
        var $this = $(this),
          data = $this.data('markdown'),
          options = typeof option == 'object' && option;
        if (!data)
          $this.data('markdown', (data = new Markdown(this, options)));
      });
    };
  
    $.fn.markdown.messages = {};
  
    $.fn.markdown.defaults = {
      /* Editor Properties */
      autofocus: false,
      hideable: false,
      savable: false,
      width: 'inherit',
      height: 'inherit',
      resize: 'none',
      iconlibrary: 'glyph',
      language: 'en',
      initialstate: 'editor',
      parser: null,
      dropZoneOptions: null,
      enableDropDataUri: false,
  
      /* Buttons Properties */
      buttons: [
        [{
          name: 'groupFont',
          data: [{
            name: 'cmdBold',
            hotkey: 'Ctrl+B',
            title: 'Bold',
            icon: {
              glyph: 'glyphicon glyphicon-bold',
              fa: 'fa fa-bold',
              'fa-3': 'icon-bold',
              octicons: 'octicon octicon-bold'
            },
            callback: function(e) {
              // Give/remove ** surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('strong text');
              } else {
                chunk = selected.text;
              }
  
              // transform selection and set the cursor into chunked text
              if (content.substr(selected.start - 2, 2) === '**' &&
                content.substr(selected.end, 2) === '**') {
                e.setSelection(selected.start - 2, selected.end + 2);
                e.replaceSelection(chunk);
                cursor = selected.start - 2;
              } else {
                e.replaceSelection('**' + chunk + '**');
                cursor = selected.start + 2;
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }, {
            name: 'cmdItalic',
            title: 'Italic',
            hotkey: 'Ctrl+I',
            icon: {
              glyph: 'glyphicon glyphicon-italic',
              fa: 'fa fa-italic',
              'fa-3': 'icon-italic',
              octicons: 'octicon octicon-italic'
            },
            callback: function(e) {
              // Give/remove * surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('emphasized text');
              } else {
                chunk = selected.text;
              }
  
              // transform selection and set the cursor into chunked text
              if (content.substr(selected.start - 1, 1) === '_' &&
                content.substr(selected.end, 1) === '_') {
                e.setSelection(selected.start - 1, selected.end + 1);
                e.replaceSelection(chunk);
                cursor = selected.start - 1;
              } else {
                e.replaceSelection('_' + chunk + '_');
                cursor = selected.start + 1;
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }, {
            name: 'cmdHeading',
            title: 'Heading',
            hotkey: 'Ctrl+H',
            icon: {
              glyph: 'glyphicon glyphicon-header',
              fa: 'fa fa-header',
              'fa-3': 'icon-font',
              octicons: 'octicon octicon-text-size'
            },
            callback: function(e) {
              // Append/remove ### surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent(),
                pointer, prevChar;
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('heading text');
              } else {
                chunk = selected.text + '\n';
              }
  
              // transform selection and set the cursor into chunked text
              if ((pointer = 4, content.substr(selected.start - pointer, pointer) === '### ') ||
                (pointer = 3, content.substr(selected.start - pointer, pointer) === '###')) {
                e.setSelection(selected.start - pointer, selected.end);
                e.replaceSelection(chunk);
                cursor = selected.start - pointer;
              } else if (selected.start > 0 && (prevChar = content.substr(selected.start - 1, 1), !!prevChar && prevChar != '\n')) {
                e.replaceSelection('\n\n### ' + chunk);
                cursor = selected.start + 6;
              } else {
                // Empty string before element
                e.replaceSelection('### ' + chunk);
                cursor = selected.start + 4;
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }]
        }, {
          name: 'groupLink',
          data: [{
            name: 'cmdUrl',
            title: 'URL/Link',
            hotkey: 'Ctrl+L',
            icon: {
              glyph: 'glyphicon glyphicon-link',
              fa: 'fa fa-link',
              'fa-3': 'icon-link',
              octicons: 'octicon octicon-link'
            },
            callback: function(e) {
              // Give [] surround the selection and prepend the link
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent(),
                link;
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('enter link description here');
              } else {
                chunk = selected.text;
              }
  
              link = prompt(e.__localize('Insert Hyperlink'), 'http://');
  
              var urlRegex = new RegExp('^((http|https)://|(mailto:)|(//))[a-z0-9]', 'i');
              if (link !== null && link !== '' && link !== 'http://' && urlRegex.test(link)) {
                var sanitizedLink = $('<div>' + link + '</div>').text();
  
                // transform selection and set the cursor into chunked text
                e.replaceSelection('[' + chunk + '](' + sanitizedLink + ')');
                cursor = selected.start + 1;
  
                // Set the cursor
                e.setSelection(cursor, cursor + chunk.length);
              }
            }
          }, {
            name: 'cmdImage',
            title: 'Image',
            hotkey: 'Ctrl+G',
            icon: {
              glyph: 'glyphicon glyphicon-picture',
              fa: 'fa fa-picture-o',
              'fa-3': 'icon-picture',
              octicons: 'octicon octicon-file-media'
            },
            callback: function(e) {
              // Give ![] surround the selection and prepend the image link
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent(),
                link;
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('enter image description here');
              } else {
                chunk = selected.text;
              }
  
              link = prompt(e.__localize('Insert Image Hyperlink'), 'http://');
  
              var urlRegex = new RegExp('^((http|https)://|(//))[a-z0-9]', 'i');
              if (link !== null && link !== '' && link !== 'http://' && urlRegex.test(link)) {
                var sanitizedLink = $('<div>' + link + '</div>').text();
  
                // transform selection and set the cursor into chunked text
                e.replaceSelection('![' + chunk + '](' + sanitizedLink + ' "' + e.__localize('enter image title here') + '")');
                cursor = selected.start + 2;
  
                // Set the next tab
                e.setNextTab(e.__localize('enter image title here'));
  
                // Set the cursor
                e.setSelection(cursor, cursor + chunk.length);
              }
            }
          }]
        }, {
          name: 'groupMisc',
          data: [{
            name: 'cmdList',
            hotkey: 'Ctrl+U',
            title: 'Unordered List',
            icon: {
              glyph: 'glyphicon glyphicon-list',
              fa: 'fa fa-list',
              'fa-3': 'icon-list-ul',
              octicons: 'octicon octicon-list-unordered'
            },
            callback: function(e) {
              // Prepend/Give - surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              // transform selection and set the cursor into chunked text
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('list text here');
  
                e.replaceSelection('- ' + chunk);
                // Set the cursor
                cursor = selected.start + 2;
              } else {
                if (selected.text.indexOf('\n') < 0) {
                  chunk = selected.text;
  
                  e.replaceSelection('- ' + chunk);
  
                  // Set the cursor
                  cursor = selected.start + 2;
                } else {
                  var list = [];
  
                  list = selected.text.split('\n');
                  chunk = list[0];
  
                  $.each(list, function(k, v) {
                    list[k] = '- ' + v;
                  });
  
                  e.replaceSelection('\n\n' + list.join('\n'));
  
                  // Set the cursor
                  cursor = selected.start + 4;
                }
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }, {
            name: 'cmdListO',
            hotkey: 'Ctrl+O',
            title: 'Ordered List',
            icon: {
              glyph: 'glyphicon glyphicon-th-list',
              fa: 'fa fa-list-ol',
              'fa-3': 'icon-list-ol',
              octicons: 'octicon octicon-list-ordered'
            },
            callback: function(e) {
  
              // Prepend/Give - surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              // transform selection and set the cursor into chunked text
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('list text here');
                e.replaceSelection('1. ' + chunk);
                // Set the cursor
                cursor = selected.start + 3;
              } else {
                if (selected.text.indexOf('\n') < 0) {
                  chunk = selected.text;
  
                  e.replaceSelection('1. ' + chunk);
  
                  // Set the cursor
                  cursor = selected.start + 3;
                } else {
                  var i = 1;
                  var list = [];
  
                  list = selected.text.split('\n');
                  chunk = list[0];
  
                  $.each(list, function(k, v) {
                    list[k] = i + '. ' + v;
                    i++;
                  });
  
                  e.replaceSelection('\n\n' + list.join('\n'));
  
                  // Set the cursor
                  cursor = selected.start + 5;
                }
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }, {
            name: 'cmdCode',
            hotkey: 'Ctrl+K',
            title: 'Code',
            icon: {
              glyph: 'glyphicon glyphicon-console',
              fa: 'fa fa-code',
              'fa-3': 'icon-code',
              octicons: 'octicon octicon-code'
            },
            callback: function(e) {
              // Give/remove ** surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('code text here');
              } else {
                chunk = selected.text;
              }
  
              // transform selection and set the cursor into chunked text
              if (content.substr(selected.start - 4, 4) === '```\n' &&
                content.substr(selected.end, 4) === '\n```') {
                e.setSelection(selected.start - 4, selected.end + 4);
                e.replaceSelection(chunk);
                cursor = selected.start - 4;
              } else if (content.substr(selected.start - 1, 1) === '`' &&
                content.substr(selected.end, 1) === '`') {
                e.setSelection(selected.start - 1, selected.end + 1);
                e.replaceSelection(chunk);
                cursor = selected.start - 1;
              } else if (content.indexOf('\n') > -1) {
                e.replaceSelection('```\n' + chunk + '\n```');
                cursor = selected.start + 4;
              } else {
                e.replaceSelection('`' + chunk + '`');
                cursor = selected.start + 1;
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }, {
            name: 'cmdQuote',
            hotkey: 'Ctrl+Q',
            title: 'Quote',
            icon: {
              glyph: 'glyphicon glyphicon-comment',
              fa: 'fa fa-quote-left',
              'fa-3': 'icon-quote-left',
              octicons: 'octicon octicon-quote'
            },
            callback: function(e) {
              // Prepend/Give - surround the selection
              var chunk, cursor, selected = e.getSelection(),
                content = e.getContent();
  
              // transform selection and set the cursor into chunked text
              if (selected.length === 0) {
                // Give extra word
                chunk = e.__localize('quote here');
  
                e.replaceSelection('> ' + chunk);
  
                // Set the cursor
                cursor = selected.start + 2;
              } else {
                if (selected.text.indexOf('\n') < 0) {
                  chunk = selected.text;
  
                  e.replaceSelection('> ' + chunk);
  
                  // Set the cursor
                  cursor = selected.start + 2;
                } else {
                  var list = [];
  
                  list = selected.text.split('\n');
                  chunk = list[0];
  
                  $.each(list, function(k, v) {
                    list[k] = '> ' + v;
                  });
  
                  e.replaceSelection('\n\n' + list.join('\n'));
  
                  // Set the cursor
                  cursor = selected.start + 4;
                }
              }
  
              // Set the cursor
              e.setSelection(cursor, cursor + chunk.length);
            }
          }]
        },]
      ],
      customIcons: {},
      additionalButtons: [], // Place to hook more buttons by code
      reorderButtonGroups: [],
      hiddenButtons: [], // Default hidden buttons
      disabledButtons: [], // Default disabled buttons
      footer: '',
      fullscreen: {
        enable: true,
        icons: {
          fullscreenOn: {
            name: "fullscreenOn",
            icon: {
              fa: 'fa fa-expand',
              glyph: 'glyphicon glyphicon-fullscreen',
              'fa-3': 'icon-resize-full',
              octicons: 'octicon octicon-link-external'
            }
          },
          fullscreenOff: {
            name: "fullscreenOff",
            icon: {
              fa: 'fa fa-compress',
              glyph: 'glyphicon glyphicon-fullscreen',
              'fa-3': 'icon-resize-small',
              octicons: 'octicon octicon-browser'
            }
          }
        }
      },
  
      /* Events hook */
      onShow: function(e) {},
      onPreview: function(e) {},
      onPreviewEnd: function(e) {},
      onSave: function(e) {},
      onBlur: function(e) {},
      onFocus: function(e) {},
      onChange: function(e) {},
      onFullscreen: function(e) {},
      onFullscreenExit: function(e) {},
      onSelect: function(e) {}
    };
  
    $.fn.markdown.Constructor = Markdown;
  
  
    /* MARKDOWN NO CONFLICT
     * ==================== */
  
    $.fn.markdown.noConflict = function() {
      $.fn.markdown = old;
      return this;
    };
  
    /* MARKDOWN GLOBAL FUNCTION & DATA-API
     * ==================================== */
    var initMarkdown = function(el) {
      var $this = el;
  
      if ($this.data('markdown')) {
        $this.data('markdown').showEditor();
        return;
      }
  
      $this.markdown();
    };
  
    var blurNonFocused = function(e) {
      var $activeElement = $(document.activeElement);
  
      // Blur event
      $(document).find('.md-editor').each(function() {
        var $this = $(this),
          focused = $activeElement.closest('.md-editor')[0] === this,
          attachedMarkdown = $this.find('textarea').data('markdown') ||
          $this.find('div[data-provider="markdown-preview"]').data('markdown');
  
        if (attachedMarkdown && !focused) {
          attachedMarkdown.blur();
        }
      });
    };
  
    $(document)
      .on('click.markdown.data-api', '[data-provide="markdown-editable"]', function(e) {
        initMarkdown($(this));
        e.preventDefault();
      })
      .on('click focusin', function(e) {
        blurNonFocused(e);
      })
      .ready(function() {
        $('textarea[data-provide="markdown"]').each(function() {
          initMarkdown($(this));
        });
      });
  
  }));