webcit/tiny_mce/plugins/autolink/editor_plugin_src.js

   1 /**
   2  * editor_plugin_src.js
   3  *
   4  * Copyright 2011, Moxiecode Systems AB
   5  * Released under LGPL License.
   6  *
   7  * License: http://tinymce.moxiecode.com/license
   8  * Contributing: http://tinymce.moxiecode.com/contributing
   9  */
  10
  11 (function() {
  12         tinymce.create('tinymce.plugins.AutolinkPlugin', {
  13         /**
  14         * Initializes the plugin, this will be executed after the plugin has been created.
  15         * This call is done before the editor instance has finished it's initialization so use the onInit event
  16         * of the editor instance to intercept that event.
  17         *
  18         * @param {tinymce.Editor} ed Editor instance that the plugin is initialized in.
  19         * @param {string} url Absolute URL to where the plugin is located.
  20         */
  21
  22         init : function(ed, url) {
  23                 var t = this;
  24
  25                 // Internet Explorer has built-in automatic linking
  26                 if (tinyMCE.isIE)
  27                         return;
  28
  29                 // Add a key down handler
  30                 ed.onKeyDown.add(function(ed, e) {
  31                         if (e.keyCode == 13)
  32                                 return t.handleEnter(ed);
  33                         });
  34
  35                 ed.onKeyPress.add(function(ed, e) {
  36                         if (e.which == 41)
  37                                 return t.handleEclipse(ed);
  38                 });
  39
  40                 // Add a key up handler
  41                 ed.onKeyUp.add(function(ed, e) {
  42                         if (e.keyCode == 32)
  43                                 return t.handleSpacebar(ed);
  44                         });
  45                },
  46
  47                 handleEclipse : function(ed) {
  48                         this.parseCurrentLine(ed, -1, '(', true);
  49                 },
  50
  51                 handleSpacebar : function(ed) {
  52                          this.parseCurrentLine(ed, 0, '', true);
  53                  },
  54
  55                 handleEnter : function(ed) {
  56                         this.parseCurrentLine(ed, -1, '', false);
  57                 },
  58
  59                 parseCurrentLine : function(ed, end_offset, delimiter, goback) {
  60                         var r, end, start, endContainer, bookmark, text, matches, prev, len;
  61
  62                         // We need at least five characters to form a URL,
  63                         // hence, at minimum, five characters from the beginning of the line.
  64                         r = ed.selection.getRng().cloneRange();
  65                         if (r.startOffset < 5) {
  66                                 // During testing, the caret is placed inbetween two text nodes.
  67                                 // The previous text node contains the URL.
  68                                 prev = r.endContainer.previousSibling;
  69                                 if (prev == null) {
  70                                         if (r.endContainer.firstChild == null || r.endContainer.firstChild.nextSibling == null)
  71                                                 return;
  72
  73                                         prev = r.endContainer.firstChild.nextSibling;
  74                                 }
  75                                 len = prev.length;
  76                                 r.setStart(prev, len);
  77                                 r.setEnd(prev, len);
  78
  79                                 if (r.endOffset < 5)
  80                                         return;
  81
  82                                 end = r.endOffset;
  83                                 endContainer = prev;
  84                         } else {
  85                                 endContainer = r.endContainer;
  86
  87                                 // Get a text node
  88                                 if (endContainer.nodeType != 3 && endContainer.firstChild) {
  89                                         while (endContainer.nodeType != 3 && endContainer.firstChild)
  90                                                 endContainer = endContainer.firstChild;
  91
  92                                         r.setStart(endContainer, 0);
  93                                         r.setEnd(endContainer, endContainer.nodeValue.length);
  94                                 }
  95
  96                                 if (r.endOffset == 1)
  97                                         end = 2;
  98                                 else
  99                                         end = r.endOffset - 1 - end_offset;
 100                         }
 101
 102                         start = end;
 103
 104                         do
 105                         {
 106                                 // Move the selection one character backwards.
 107                                 r.setStart(endContainer, end - 2);
 108                                 r.setEnd(endContainer, end - 1);
 109                                 end -= 1;
 110
 111                                 // Loop until one of the following is found: a blank space, &nbsp;, delimeter, (end-2) >= 0
 112                         } while (r.toString() != ' ' && r.toString() != '' && r.toString().charCodeAt(0) != 160 && (end -2) >= 0 && r.toString() != delimiter);
 113
 114                         if (r.toString() == delimiter || r.toString().charCodeAt(0) == 160) {
 115                                 r.setStart(endContainer, end);
 116                                 r.setEnd(endContainer, start);
 117                                 end += 1;
 118                         } else if (r.startOffset == 0) {
 119                                 r.setStart(endContainer, 0);
 120                                 r.setEnd(endContainer, start);
 121                         }
 122                         else {
 123                                 r.setStart(endContainer, end);
 124                                 r.setEnd(endContainer, start);
 125                         }
 126
 127                         text = r.toString();
 128                         matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)(.+)$/i);
 129
 130                         if (matches) {
 131                                 if (matches[1] == 'www.') {
 132                                         matches[1] = 'http://www.';
 133                                 }
 134
 135                                 bookmark = ed.selection.getBookmark();
 136
 137                                 ed.selection.setRng(r);
 138                                 tinyMCE.execCommand('createlink',false, matches[1] + matches[2]);
 139                                 ed.selection.moveToBookmark(bookmark);
 140
 141                                 // TODO: Determine if this is still needed.
 142                                 if (tinyMCE.isWebKit) {
 143                                         // move the caret to its original position
 144                                         ed.selection.collapse(false);
 145                                         var max = Math.min(endContainer.length, start + 1);
 146                                         r.setStart(endContainer, max);
 147                                         r.setEnd(endContainer, max);
 148                                         ed.selection.setRng(r);
 149                                 }
 150                         }
 151                 },
 152
 153                 /**
 154                 * Returns information about the plugin as a name/value array.
 155                 * The current keys are longname, author, authorurl, infourl and version.
 156                 *
 157                 * @return {Object} Name/value array containing information about the plugin.
 158                 */
 159                 getInfo : function() {
 160                         return {
 161                                 longname : 'Autolink',
 162                                 author : 'Moxiecode Systems AB',
 163                                 authorurl : 'http://tinymce.moxiecode.com',
 164                                 infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/autolink',
 165                                 version : tinymce.majorVersion + "." + tinymce.minorVersion
 166                         };
 167                 }
 168         });
 169
 170         // Register plugin
 171         tinymce.PluginManager.add('autolink', tinymce.plugins.AutolinkPlugin);
 172 })();