include/javascript/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                         if (e.shiftKey && e.keyCode == 48)
  34                                 return t.handleEclipse(ed);
  35                         });
  36
  37                 // Add a key up handler
  38                 ed.onKeyUp.add(function(ed, e) {
  39                         if (e.keyCode == 32)
  40                                 return t.handleSpacebar(ed);
  41                         });
  42                },
  43
  44                 handleEclipse : function(ed) {
  45                         this.parseCurrentLine(ed, -1, '(', true);
  46                 },
  47
  48                 handleSpacebar : function(ed) {
  49                          this.parseCurrentLine(ed, 0, '', true);
  50                  },
  51
  52                 handleEnter : function(ed) {
  53                         this.parseCurrentLine(ed, -1, '', false);
  54                 },
  55
  56                 parseCurrentLine : function(ed, end_offset, delimiter, goback) {
  57                         var r, end, start, endContainer, bookmark, text, matches, prev, len;
  58
  59                         // We need at least five characters to form a URL,
  60                         // hence, at minimum, five characters from the beginning of the line.
  61                         r = ed.selection.getRng().cloneRange();
  62                         if (r.startOffset < 5) {
  63                                 // During testing, the caret is placed inbetween two text nodes.
  64                                 // The previous text node contains the URL.
  65                                 prev = r.endContainer.previousSibling;
  66                                 if (prev == null) {
  67                                         if (r.endContainer.firstChild == null || r.endContainer.firstChild.nextSibling == null)
  68                                                 return;
  69
  70                                         prev = r.endContainer.firstChild.nextSibling;
  71                                 }
  72                                 len = prev.length;
  73                                 r.setStart(prev, len);
  74                                 r.setEnd(prev, len);
  75
  76                                 if (r.endOffset < 5)
  77                                         return;
  78
  79                                 end = r.endOffset;
  80                                 endContainer = prev;
  81                         } else {
  82                                 endContainer = r.endContainer;
  83
  84                                 // Get a text node
  85                                 if (endContainer.nodeType != 3 && endContainer.firstChild) {
  86                                         while (endContainer.nodeType != 3 && endContainer.firstChild)
  87                                                 endContainer = endContainer.firstChild;
  88
  89                                         r.setStart(endContainer, 0);
  90                                         r.setEnd(endContainer, endContainer.nodeValue.length);
  91                                 }
  92
  93                                 if (r.endOffset == 1)
  94                                         end = 2;
  95                                 else
  96                                         end = r.endOffset - 1 - end_offset;
  97                         }
  98
  99                         start = end;
 100
 101                         do
 102                         {
 103                                 // Move the selection one character backwards.
 104                                 r.setStart(endContainer, end - 2);
 105                                 r.setEnd(endContainer, end - 1);
 106                                 end -= 1;
 107
 108                                 // Loop until one of the following is found: a blank space, &nbsp;, delimeter, (end-2) >= 0
 109                         } while (r.toString() != ' ' && r.toString() != '' && r.toString().charCodeAt(0) != 160 && (end -2) >= 0 && r.toString() != delimiter);
 110
 111                         if (r.toString() == delimiter || r.toString().charCodeAt(0) == 160) {
 112                                 r.setStart(endContainer, end);
 113                                 r.setEnd(endContainer, start);
 114                                 end += 1;
 115                         } else if (r.startOffset == 0) {
 116                                 r.setStart(endContainer, 0);
 117                                 r.setEnd(endContainer, start);
 118                         }
 119                         else {
 120                                 r.setStart(endContainer, end);
 121                                 r.setEnd(endContainer, start);
 122                         }
 123
 124                         text = r.toString();
 125                         matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)(.+)$/i);
 126
 127                         if (matches) {
 128                                 if (matches[1] == 'www.') {
 129                                         matches[1] = 'http://www.';
 130                                 }
 131
 132                                 bookmark = ed.selection.getBookmark();
 133
 134                                 ed.selection.setRng(r);
 135                                 tinyMCE.execCommand('mceInsertLink',false, matches[1] + matches[2]);
 136                                 ed.selection.moveToBookmark(bookmark);
 137
 138                                 // TODO: Determine if this is still needed.
 139                                 if (tinyMCE.isWebKit) {
 140                                         // move the caret to its original position
 141                                         ed.selection.collapse(false);
 142                                         var max = Math.min(endContainer.length, start + 1);
 143                                         r.setStart(endContainer, max);
 144                                         r.setEnd(endContainer, max);
 145                                         ed.selection.setRng(r);
 146                                 }
 147                         }
 148                 },
 149
 150                 /**
 151                 * Returns information about the plugin as a name/value array.
 152                 * The current keys are longname, author, authorurl, infourl and version.
 153                 *
 154                 * @return {Object} Name/value array containing information about the plugin.
 155                 */
 156                 getInfo : function() {
 157                         return {
 158                                 longname : 'Autolink',
 159                                 author : 'Moxiecode Systems AB',
 160                                 authorurl : 'http://tinymce.moxiecode.com',
 161                                 infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/autolink',
 162                                 version : tinymce.majorVersion + "." + tinymce.minorVersion
 163                         };
 164                 }
 165         });
 166
 167         // Register plugin
 168         tinymce.PluginManager.add('autolink', tinymce.plugins.AutolinkPlugin);
 169 })();