From b9c30aa42d83bde60ece49b89d2b6f10fd367b90 Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Mon, 9 Jun 2014 22:44:47 -0400
Subject: [PATCH] possible fix to #1660

modified the tagsinput source to use keypress instead of keydown for the
confirmKeys
---
 public/src/modules/composer/tags.js           |   4 +-
 .../bootstrap-tagsinput.min.js                | 513 +++++++++++++++++-
 2 files changed, 508 insertions(+), 9 deletions(-)

diff --git a/public/src/modules/composer/tags.js b/public/src/modules/composer/tags.js
index 7383844eea..2b50560d0c 100644
--- a/public/src/modules/composer/tags.js
+++ b/public/src/modules/composer/tags.js
@@ -14,7 +14,7 @@ define('composer/tags', function() {
 
 		tagEl.tagsinput({
 			maxTags: config.tagsPerTopic,
-			confirmKeys: [13, 188]
+			confirmKeys: [13, 44]
 		});
 		addTags(postData.tags, tagEl);
 
@@ -46,7 +46,7 @@ define('composer/tags', function() {
 
 	function triggerEnter(input) {
 		// http://stackoverflow.com/a/3276819/583363
-		var e = jQuery.Event('keydown');
+		var e = jQuery.Event('keypress');
 		e.which = 13;
 		e.keyCode = 13;
 		setTimeout(function() {
diff --git a/public/vendor/jquery/bootstrap-tagsinput/bootstrap-tagsinput.min.js b/public/vendor/jquery/bootstrap-tagsinput/bootstrap-tagsinput.min.js
index 6e5dc24e61..aff7ea6cb8 100644
--- a/public/vendor/jquery/bootstrap-tagsinput/bootstrap-tagsinput.min.js
+++ b/public/vendor/jquery/bootstrap-tagsinput/bootstrap-tagsinput.min.js
@@ -1,7 +1,506 @@
-/*
- * bootstrap-tagsinput v0.3.9 by Tim Schlechter
- *
- */
-!function(a){"use strict";function b(b,c){this.itemsArray=[],this.$element=a(b),this.$element.hide(),this.isSelect="SELECT"===b.tagName,this.multiple=this.isSelect&&b.hasAttribute("multiple"),this.objectItems=c&&c.itemValue,this.placeholderText=b.hasAttribute("placeholder")?this.$element.attr("placeholder"):"",this.inputSize=Math.max(1,this.placeholderText.length),this.$container=a('<div class="bootstrap-tagsinput"></div>'),this.$input=a('<input size="'+this.inputSize+'" type="text" placeholder="'+this.placeholderText+'"/>').appendTo(this.$container),this.$element.after(this.$container),this.build(c)}function c(a,b){if("function"!=typeof a[b]){var c=a[b];a[b]=function(a){return a[c]}}}function d(a,b){if("function"!=typeof a[b]){var c=a[b];a[b]=function(){return c}}}function e(a){return a?h.text(a).html():""}function f(a){var b=0;if(document.selection){a.focus();var c=document.selection.createRange();c.moveStart("character",-a.value.length),b=c.text.length}else(a.selectionStart||"0"==a.selectionStart)&&(b=a.selectionStart);return b}var g={tagClass:function(){return"label label-info"},itemValue:function(a){return a?a.toString():a},itemText:function(a){return this.itemValue(a)},freeInput:!0,maxTags:void 0,confirmKeys:[13],onTagExists:function(a,b){b.hide().fadeIn()}};b.prototype={constructor:b,add:function(b,c){var d=this;if(!(d.options.maxTags&&d.itemsArray.length>=d.options.maxTags||b!==!1&&!b)){if("object"==typeof b&&!d.objectItems)throw"Can't add objects when itemValue option is not set";if(!b.toString().match(/^\s*$/)){if(d.isSelect&&!d.multiple&&d.itemsArray.length>0&&d.remove(d.itemsArray[0]),"string"==typeof b&&"INPUT"===this.$element[0].tagName){var f=b.split(",");if(f.length>1){for(var g=0;g<f.length;g++)this.add(f[g],!0);return c||d.pushVal(),void 0}}var h=d.options.itemValue(b),i=d.options.itemText(b),j=d.options.tagClass(b),k=a.grep(d.itemsArray,function(a){return d.options.itemValue(a)===h})[0];if(k){if(d.options.onTagExists){var l=a(".tag",d.$container).filter(function(){return a(this).data("item")===k});d.options.onTagExists(b,l)}}else{d.itemsArray.push(b);var m=a('<span class="tag '+e(j)+'">'+e(i)+'<span data-role="remove"></span></span>');if(m.data("item",b),d.findInputWrapper().before(m),m.after(" "),d.isSelect&&!a('option[value="'+escape(h)+'"]',d.$element)[0]){var n=a("<option selected>"+e(i)+"</option>");n.data("item",b),n.attr("value",h),d.$element.append(n)}c||d.pushVal(),d.options.maxTags===d.itemsArray.length&&d.$container.addClass("bootstrap-tagsinput-max"),d.$element.trigger(a.Event("itemAdded",{item:b}))}}}},remove:function(b,c){var d=this;d.objectItems&&(b="object"==typeof b?a.grep(d.itemsArray,function(a){return d.options.itemValue(a)==d.options.itemValue(b)})[0]:a.grep(d.itemsArray,function(a){return d.options.itemValue(a)==b})[0]),b&&(a(".tag",d.$container).filter(function(){return a(this).data("item")===b}).remove(),a("option",d.$element).filter(function(){return a(this).data("item")===b}).remove(),d.itemsArray.splice(a.inArray(b,d.itemsArray),1)),c||d.pushVal(),d.options.maxTags>d.itemsArray.length&&d.$container.removeClass("bootstrap-tagsinput-max"),d.$element.trigger(a.Event("itemRemoved",{item:b}))},removeAll:function(){var b=this;for(a(".tag",b.$container).remove(),a("option",b.$element).remove();b.itemsArray.length>0;)b.itemsArray.pop();b.pushVal(),b.options.maxTags&&!this.isEnabled()&&this.enable()},refresh:function(){var b=this;a(".tag",b.$container).each(function(){var c=a(this),d=c.data("item"),f=b.options.itemValue(d),g=b.options.itemText(d),h=b.options.tagClass(d);if(c.attr("class",null),c.addClass("tag "+e(h)),c.contents().filter(function(){return 3==this.nodeType})[0].nodeValue=e(g),b.isSelect){var i=a("option",b.$element).filter(function(){return a(this).data("item")===d});i.attr("value",f)}})},items:function(){return this.itemsArray},pushVal:function(){var b=this,c=a.map(b.items(),function(a){return b.options.itemValue(a).toString()});b.$element.val(c,!0).trigger("change")},build:function(b){var e=this;e.options=a.extend({},g,b);var h=e.options.typeahead||{};e.objectItems&&(e.options.freeInput=!1),c(e.options,"itemValue"),c(e.options,"itemText"),c(e.options,"tagClass"),e.options.source&&(h.source=e.options.source),h.source&&a.fn.typeahead&&(d(h,"source"),e.$input.typeahead({source:function(b,c){function d(a){for(var b=[],d=0;d<a.length;d++){var g=e.options.itemText(a[d]);f[g]=a[d],b.push(g)}c(b)}this.map={};var f=this.map,g=h.source(b);a.isFunction(g.success)?g.success(d):a.when(g).then(d)},updater:function(a){e.add(this.map[a])},matcher:function(a){return-1!==a.toLowerCase().indexOf(this.query.trim().toLowerCase())},sorter:function(a){return a.sort()},highlighter:function(a){var b=new RegExp("("+this.query+")","gi");return a.replace(b,"<strong>$1</strong>")}})),e.$container.on("click",a.proxy(function(){e.$input.focus()},e)),e.$container.on("keydown","input",a.proxy(function(b){var c=a(b.target),d=e.findInputWrapper();switch(b.which){case 8:if(0===f(c[0])){var g=d.prev();g&&e.remove(g.data("item"))}break;case 46:if(0===f(c[0])){var h=d.next();h&&e.remove(h.data("item"))}break;case 37:var i=d.prev();0===c.val().length&&i[0]&&(i.before(d),c.focus());break;case 39:var j=d.next();0===c.val().length&&j[0]&&(j.after(d),c.focus());break;default:e.options.freeInput&&a.inArray(b.which,e.options.confirmKeys)>=0&&(e.add(c.val()),c.val(""),b.preventDefault())}c.attr("size",Math.max(this.inputSize,c.val().length))},e)),e.$container.on("click","[data-role=remove]",a.proxy(function(b){e.remove(a(b.target).closest(".tag").data("item"))},e)),e.options.itemValue===g.itemValue&&("INPUT"===e.$element[0].tagName?e.add(e.$element.val()):a("option",e.$element).each(function(){e.add(a(this).attr("value"),!0)}))},destroy:function(){var a=this;a.$container.off("keypress","input"),a.$container.off("click","[role=remove]"),a.$container.remove(),a.$element.removeData("tagsinput"),a.$element.show()},focus:function(){this.$input.focus()},input:function(){return this.$input},findInputWrapper:function(){for(var b=this.$input[0],c=this.$container[0];b&&b.parentNode!==c;)b=b.parentNode;return a(b)}},a.fn.tagsinput=function(c,d){var e=[];return this.each(function(){var f=a(this).data("tagsinput");if(f){var g=f[c](d);void 0!==g&&e.push(g)}else f=new b(this,c),a(this).data("tagsinput",f),e.push(f),"SELECT"===this.tagName&&a("option",a(this)).attr("selected","selected"),a(this).val(a(this).val())}),"string"==typeof c?e.length>1?e:e[0]:e},a.fn.tagsinput.Constructor=b;var h=a("<div />");a(function(){a("input[data-role=tagsinput], select[multiple][data-role=tagsinput]").tagsinput()})}(window.jQuery);
-/*
-*/
\ No newline at end of file
+(function ($) {
+  "use strict";
+
+  var defaultOptions = {
+    tagClass: function(item) {
+      return 'label label-info';
+    },
+    itemValue: function(item) {
+      return item ? item.toString() : item;
+    },
+    itemText: function(item) {
+      return this.itemValue(item);
+    },
+    freeInput: true,
+    maxTags: undefined,
+    confirmKeys: [13],
+    onTagExists: function(item, $tag) {
+      $tag.hide().fadeIn();
+    }
+  };
+
+  /**
+   * Constructor function
+   */
+  function TagsInput(element, options) {
+    this.itemsArray = [];
+
+    this.$element = $(element);
+    this.$element.hide();
+
+    this.isSelect = (element.tagName === 'SELECT');
+    this.multiple = (this.isSelect && element.hasAttribute('multiple'));
+    this.objectItems = options && options.itemValue;
+    this.placeholderText = element.hasAttribute('placeholder') ? this.$element.attr('placeholder') : '';
+    this.inputSize = Math.max(1, this.placeholderText.length);
+
+    this.$container = $('<div class="bootstrap-tagsinput"></div>');
+    this.$input = $('<input size="' + this.inputSize + '" type="text" placeholder="' + this.placeholderText + '"/>').appendTo(this.$container);
+
+    this.$element.after(this.$container);
+
+    this.build(options);
+  }
+
+  TagsInput.prototype = {
+    constructor: TagsInput,
+
+    /**
+     * Adds the given item as a new tag. Pass true to dontPushVal to prevent
+     * updating the elements val()
+     */
+    add: function(item, dontPushVal) {
+      var self = this;
+
+      if (self.options.maxTags && self.itemsArray.length >= self.options.maxTags)
+        return;
+
+      // Ignore falsey values, except false
+      if (item !== false && !item)
+        return;
+
+      // Throw an error when trying to add an object while the itemValue option was not set
+      if (typeof item === "object" && !self.objectItems)
+        throw("Can't add objects when itemValue option is not set");
+
+      // Ignore strings only containg whitespace
+      if (item.toString().match(/^\s*$/))
+        return;
+
+      // If SELECT but not multiple, remove current tag
+      if (self.isSelect && !self.multiple && self.itemsArray.length > 0)
+        self.remove(self.itemsArray[0]);
+
+      if (typeof item === "string" && this.$element[0].tagName === 'INPUT') {
+        var items = item.split(',');
+        if (items.length > 1) {
+          for (var i = 0; i < items.length; i++) {
+            this.add(items[i], true);
+          }
+
+          if (!dontPushVal)
+            self.pushVal();
+          return;
+        }
+      }
+
+      var itemValue = self.options.itemValue(item),
+          itemText = self.options.itemText(item),
+          tagClass = self.options.tagClass(item);
+
+      // Ignore items allready added
+      var existing = $.grep(self.itemsArray, function(item) { return self.options.itemValue(item) === itemValue; } )[0];
+      if (existing) {
+        // Invoke onTagExists
+        if (self.options.onTagExists) {
+          var $existingTag = $(".tag", self.$container).filter(function() { return $(this).data("item") === existing; });
+          self.options.onTagExists(item, $existingTag);
+        }
+        return;
+      }
+
+      // register item in internal array and map
+      self.itemsArray.push(item);
+
+      // add a tag element
+      var $tag = $('<span class="tag ' + htmlEncode(tagClass) + '">' + htmlEncode(itemText) + '<span data-role="remove"></span></span>');
+      $tag.data('item', item);
+      self.findInputWrapper().before($tag);
+      $tag.after(' ');
+
+      // add <option /> if item represents a value not present in one of the <select />'s options
+      if (self.isSelect && !$('option[value="' + escape(itemValue) + '"]',self.$element)[0]) {
+        var $option = $('<option selected>' + htmlEncode(itemText) + '</option>');
+        $option.data('item', item);
+        $option.attr('value', itemValue);
+        self.$element.append($option);
+      }
+
+      if (!dontPushVal)
+        self.pushVal();
+
+      // Add class when reached maxTags
+      if (self.options.maxTags === self.itemsArray.length)
+        self.$container.addClass('bootstrap-tagsinput-max');
+
+      self.$element.trigger($.Event('itemAdded', { item: item }));
+    },
+
+    /**
+     * Removes the given item. Pass true to dontPushVal to prevent updating the
+     * elements val()
+     */
+    remove: function(item, dontPushVal) {
+      var self = this;
+
+      if (self.objectItems) {
+        if (typeof item === "object")
+          item = $.grep(self.itemsArray, function(other) { return self.options.itemValue(other) ==  self.options.itemValue(item); } )[0];
+        else
+          item = $.grep(self.itemsArray, function(other) { return self.options.itemValue(other) ==  item; } )[0];
+      }
+
+      if (item) {
+        $('.tag', self.$container).filter(function() { return $(this).data('item') === item; }).remove();
+        $('option', self.$element).filter(function() { return $(this).data('item') === item; }).remove();
+        self.itemsArray.splice($.inArray(item, self.itemsArray), 1);
+      }
+
+      if (!dontPushVal)
+        self.pushVal();
+
+      // Remove class when reached maxTags
+      if (self.options.maxTags > self.itemsArray.length)
+        self.$container.removeClass('bootstrap-tagsinput-max');
+
+      self.$element.trigger($.Event('itemRemoved',  { item: item }));
+    },
+
+    /**
+     * Removes all items
+     */
+    removeAll: function() {
+      var self = this;
+
+      $('.tag', self.$container).remove();
+      $('option', self.$element).remove();
+
+      while(self.itemsArray.length > 0)
+        self.itemsArray.pop();
+
+      self.pushVal();
+
+      if (self.options.maxTags && !this.isEnabled())
+        this.enable();
+    },
+
+    /**
+     * Refreshes the tags so they match the text/value of their corresponding
+     * item.
+     */
+    refresh: function() {
+      var self = this;
+      $('.tag', self.$container).each(function() {
+        var $tag = $(this),
+            item = $tag.data('item'),
+            itemValue = self.options.itemValue(item),
+            itemText = self.options.itemText(item),
+            tagClass = self.options.tagClass(item);
+
+          // Update tag's class and inner text
+          $tag.attr('class', null);
+          $tag.addClass('tag ' + htmlEncode(tagClass));
+          $tag.contents().filter(function() {
+            return this.nodeType == 3;
+          })[0].nodeValue = htmlEncode(itemText);
+
+          if (self.isSelect) {
+            var option = $('option', self.$element).filter(function() { return $(this).data('item') === item; });
+            option.attr('value', itemValue);
+          }
+      });
+    },
+
+    /**
+     * Returns the items added as tags
+     */
+    items: function() {
+      return this.itemsArray;
+    },
+
+    /**
+     * Assembly value by retrieving the value of each item, and set it on the
+     * element.
+     */
+    pushVal: function() {
+      var self = this,
+          val = $.map(self.items(), function(item) {
+            return self.options.itemValue(item).toString();
+          });
+
+      self.$element.val(val, true).trigger('change');
+    },
+
+    /**
+     * Initializes the tags input behaviour on the element
+     */
+    build: function(options) {
+      var self = this;
+
+      self.options = $.extend({}, defaultOptions, options);
+      var typeahead = self.options.typeahead || {};
+
+      // When itemValue is set, freeInput should always be false
+      if (self.objectItems)
+        self.options.freeInput = false;
+
+      makeOptionItemFunction(self.options, 'itemValue');
+      makeOptionItemFunction(self.options, 'itemText');
+      makeOptionItemFunction(self.options, 'tagClass');
+
+      // for backwards compatibility, self.options.source is deprecated
+      if (self.options.source)
+        typeahead.source = self.options.source;
+
+      if (typeahead.source && $.fn.typeahead) {
+        makeOptionFunction(typeahead, 'source');
+
+        self.$input.typeahead({
+          source: function (query, process) {
+            function processItems(items) {
+              var texts = [];
+
+              for (var i = 0; i < items.length; i++) {
+                var text = self.options.itemText(items[i]);
+                map[text] = items[i];
+                texts.push(text);
+              }
+              process(texts);
+            }
+
+            this.map = {};
+            var map = this.map,
+                data = typeahead.source(query);
+
+            if ($.isFunction(data.success)) {
+              // support for Angular promises
+              data.success(processItems);
+            } else {
+              // support for functions and jquery promises
+              $.when(data)
+               .then(processItems);
+            }
+          },
+          updater: function (text) {
+            self.add(this.map[text]);
+          },
+          matcher: function (text) {
+            return (text.toLowerCase().indexOf(this.query.trim().toLowerCase()) !== -1);
+          },
+          sorter: function (texts) {
+            return texts.sort();
+          },
+          highlighter: function (text) {
+            var regex = new RegExp( '(' + this.query + ')', 'gi' );
+            return text.replace( regex, "<strong>$1</strong>" );
+          }
+        });
+      }
+
+      self.$container.on('click', $.proxy(function(event) {
+        self.$input.focus();
+      }, self));
+
+      self.$container.on('keypress', 'input', $.proxy(function(event) {
+      	var $input = $(event.target);
+        if (self.options.freeInput && $.inArray(event.which, self.options.confirmKeys) >= 0) {
+          self.add($input.val());
+          $input.val('');
+          event.preventDefault();
+         }
+      }));
+
+      self.$container.on('keydown', 'input', $.proxy(function(event) {
+        var $input = $(event.target),
+            $inputWrapper = self.findInputWrapper();
+
+        switch (event.which) {
+          // BACKSPACE
+          case 8:
+            if (doGetCaretPosition($input[0]) === 0) {
+              var prev = $inputWrapper.prev();
+              if (prev) {
+                self.remove(prev.data('item'));
+              }
+            }
+            break;
+
+          // DELETE
+          case 46:
+            if (doGetCaretPosition($input[0]) === 0) {
+              var next = $inputWrapper.next();
+              if (next) {
+                self.remove(next.data('item'));
+              }
+            }
+            break;
+
+          // LEFT ARROW
+          case 37:
+            // Try to move the input before the previous tag
+            var $prevTag = $inputWrapper.prev();
+            if ($input.val().length === 0 && $prevTag[0]) {
+              $prevTag.before($inputWrapper);
+              $input.focus();
+            }
+            break;
+          // RIGHT ARROW
+          case 39:
+            // Try to move the input after the next tag
+            var $nextTag = $inputWrapper.next();
+            if ($input.val().length === 0 && $nextTag[0]) {
+              $nextTag.after($inputWrapper);
+              $input.focus();
+            }
+            break;
+         default:
+		break
+        }
+
+        // Reset internal input's size
+        $input.attr('size', Math.max(this.inputSize, $input.val().length));
+      }, self));
+
+      // Remove icon clicked
+      self.$container.on('click', '[data-role=remove]', $.proxy(function(event) {
+        self.remove($(event.target).closest('.tag').data('item'));
+      }, self));
+
+      // Only add existing value as tags when using strings as tags
+      if (self.options.itemValue === defaultOptions.itemValue) {
+        if (self.$element[0].tagName === 'INPUT') {
+            self.add(self.$element.val());
+        } else {
+          $('option', self.$element).each(function() {
+            self.add($(this).attr('value'), true);
+          });
+        }
+      }
+    },
+
+    /**
+     * Removes all tagsinput behaviour and unregsiter all event handlers
+     */
+    destroy: function() {
+      var self = this;
+
+      // Unbind events
+      self.$container.off('keypress', 'input');
+      self.$container.off('click', '[role=remove]');
+
+      self.$container.remove();
+      self.$element.removeData('tagsinput');
+      self.$element.show();
+    },
+
+    /**
+     * Sets focus on the tagsinput
+     */
+    focus: function() {
+      this.$input.focus();
+    },
+
+    /**
+     * Returns the internal input element
+     */
+    input: function() {
+      return this.$input;
+    },
+
+    /**
+     * Returns the element which is wrapped around the internal input. This
+     * is normally the $container, but typeahead.js moves the $input element.
+     */
+    findInputWrapper: function() {
+      var elt = this.$input[0],
+          container = this.$container[0];
+      while(elt && elt.parentNode !== container)
+        elt = elt.parentNode;
+
+      return $(elt);
+    }
+  };
+
+  /**
+   * Register JQuery plugin
+   */
+  $.fn.tagsinput = function(arg1, arg2) {
+    var results = [];
+
+    this.each(function() {
+      var tagsinput = $(this).data('tagsinput');
+
+      // Initialize a new tags input
+      if (!tagsinput) {
+        tagsinput = new TagsInput(this, arg1);
+        $(this).data('tagsinput', tagsinput);
+        results.push(tagsinput);
+
+        if (this.tagName === 'SELECT') {
+          $('option', $(this)).attr('selected', 'selected');
+        }
+
+        // Init tags from $(this).val()
+        $(this).val($(this).val());
+      } else {
+        // Invoke function on existing tags input
+        var retVal = tagsinput[arg1](arg2);
+        if (retVal !== undefined)
+          results.push(retVal);
+      }
+    });
+
+    if ( typeof arg1 == 'string') {
+      // Return the results from the invoked function calls
+      return results.length > 1 ? results : results[0];
+    } else {
+      return results;
+    }
+  };
+
+  $.fn.tagsinput.Constructor = TagsInput;
+
+  /**
+   * Most options support both a string or number as well as a function as
+   * option value. This function makes sure that the option with the given
+   * key in the given options is wrapped in a function
+   */
+  function makeOptionItemFunction(options, key) {
+    if (typeof options[key] !== 'function') {
+      var propertyName = options[key];
+      options[key] = function(item) { return item[propertyName]; };
+    }
+  }
+  function makeOptionFunction(options, key) {
+    if (typeof options[key] !== 'function') {
+      var value = options[key];
+      options[key] = function() { return value; };
+    }
+  }
+  /**
+   * HtmlEncodes the given value
+   */
+  var htmlEncodeContainer = $('<div />');
+  function htmlEncode(value) {
+    if (value) {
+      return htmlEncodeContainer.text(value).html();
+    } else {
+      return '';
+    }
+  }
+
+  /**
+   * Returns the position of the caret in the given input field
+   * http://flightschool.acylt.com/devnotes/caret-position-woes/
+   */
+  function doGetCaretPosition(oField) {
+    var iCaretPos = 0;
+    if (document.selection) {
+      oField.focus ();
+      var oSel = document.selection.createRange();
+      oSel.moveStart ('character', -oField.value.length);
+      iCaretPos = oSel.text.length;
+    } else if (oField.selectionStart || oField.selectionStart == '0') {
+      iCaretPos = oField.selectionStart;
+    }
+    return (iCaretPos);
+  }
+
+  /**
+   * Initialize tagsinput behaviour on inputs and selects which have
+   * data-role=tagsinput
+   */
+  $(function() {
+    $("input[data-role=tagsinput], select[multiple][data-role=tagsinput]").tagsinput();
+  });
+})(window.jQuery);