include/javascript/tiny_mce/plugins/wordcount/editor_plugin_src.js

   1 /**
   2  * editor_plugin_src.js
   3  *
   4  * Copyright 2009, 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.WordCount', {
  13                 block : 0,
  14                 id : null,
  15                 countre : null,
  16                 cleanre : null,
  17
  18                 init : function(ed, url) {
  19                         var t = this, last = 0;
  20
  21                         t.countre = ed.getParam('wordcount_countregex', /[\w\u2019\'-]+/g); // u2019 == &rsquo;
  22                         t.cleanre = ed.getParam('wordcount_cleanregex', /[0-9.(),;:!?%#$?\'\"_+=\\\/-]*/g);
  23                         t.id = ed.id + '-word-count';
  24
  25                         ed.onPostRender.add(function(ed, cm) {
  26                                 var row, id;
  27
  28                                 // Add it to the specified id or the theme advanced path
  29                                 id = ed.getParam('wordcount_target_id');
  30                                 if (!id) {
  31                                         row = tinymce.DOM.get(ed.id + '_path_row');
  32
  33                                         if (row)
  34                                                 tinymce.DOM.add(row.parentNode, 'div', {'style': 'float: right'}, ed.getLang('wordcount.words', 'Words: ') + '<span id="' + t.id + '">0</span>');
  35                                 } else {
  36                                         tinymce.DOM.add(id, 'span', {}, '<span id="' + t.id + '">0</span>');
  37                                 }
  38                         });
  39
  40                         ed.onInit.add(function(ed) {
  41                                 ed.selection.onSetContent.add(function() {
  42                                         t._count(ed);
  43                                 });
  44
  45                                 t._count(ed);
  46                         });
  47
  48                         ed.onSetContent.add(function(ed) {
  49                                 t._count(ed);
  50                         });
  51
  52                         ed.onKeyUp.add(function(ed, e) {
  53                                 if (e.keyCode == last)
  54                                         return;
  55
  56                                 if (13 == e.keyCode || 8 == last || 46 == last)
  57                                         t._count(ed);
  58
  59                                 last = e.keyCode;
  60                         });
  61                 },
  62
  63                 _getCount : function(ed) {
  64                         var tc = 0;
  65                         var tx = ed.getContent({ format: 'raw' });
  66
  67                         if (tx) {
  68                                         tx = tx.replace(/\.\.\./g, ' '); // convert ellipses to spaces
  69                                         tx = tx.replace(/<.[^<>]*?>/g, ' ').replace(/&nbsp;|&#160;/gi, ' '); // remove html tags and space chars
  70
  71                                         // deal with html entities
  72                                         tx = tx.replace(/(\w+)(&.+?;)+(\w+)/, "$1$3").replace(/&.+?;/g, ' ');
  73                                         tx = tx.replace(this.cleanre, ''); // remove numbers and punctuation
  74
  75                                         var wordArray = tx.match(this.countre);
  76                                         if (wordArray) {
  77                                                         tc = wordArray.length;
  78                                         }
  79                         }
  80
  81                         return tc;
  82                 },
  83
  84                 _count : function(ed) {
  85                         var t = this;
  86
  87                         // Keep multiple calls from happening at the same time
  88                         if (t.block)
  89                                 return;
  90
  91                         t.block = 1;
  92
  93                         setTimeout(function() {
  94                                 if (!ed.destroyed) {
  95                                         var tc = t._getCount(ed);
  96                                         tinymce.DOM.setHTML(t.id, tc.toString());
  97                                         setTimeout(function() {t.block = 0;}, 2000);
  98                                 }
  99                         }, 1);
 100                 },
 101
 102                 getInfo: function() {
 103                         return {
 104                                 longname : 'Word Count plugin',
 105                                 author : 'Moxiecode Systems AB',
 106                                 authorurl : 'http://tinymce.moxiecode.com',
 107                                 infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/wordcount',
 108                                 version : tinymce.majorVersion + "." + tinymce.minorVersion
 109                         };
 110                 }
 111         });
 112
 113         tinymce.PluginManager.add('wordcount', tinymce.plugins.WordCount);
 114 })();