1 /**

     2  * plugin.js

     3  *

     4  * Copyright, Moxiecode Systems AB

     5  * Released under LGPL License.

     6  *

     7  * License: http://www.tinymce.com/license

     8  * Contributing: http://www.tinymce.com/contributing

     9  */

    10 

    11 /*global tinymce:true */

    12 

    13 tinymce.PluginManager.add('wordcount', function(editor) {

    14 	var self = this, countre, cleanre;

    15 

    16 	// Included most unicode blocks see: http://en.wikipedia.org/wiki/Unicode_block

    17 	// Latin-1_Supplement letters, a-z, u2019 == ’

    18 	countre = editor.getParam('wordcount_countregex', /[\w\u2019\x27\-\u00C0-\u1FFF]+/g);

    19 	cleanre = editor.getParam('wordcount_cleanregex', /[0-9.(),;:!?%#$?\x27\x22_+=\\\/\-]*/g);

    20 

    21 	function update() {

    22 		editor.theme.panel.find('#wordcount').text(['Words: {0}', self.getCount()]);

    23 	}

    24 

    25 	editor.on('init', function() {

    26 		var statusbar = editor.theme.panel && editor.theme.panel.find('#statusbar')[0];

    27 

    28 		if (statusbar) {

    29 			window.setTimeout(function() {

    30 				statusbar.insert({

    31 					type: 'label',

    32 					name: 'wordcount',

    33 					text: ['Words: {0}', self.getCount()],

    34 					classes: 'wordcount',

    35 					disabled: editor.settings.readonly

    36 				}, 0);

    37 

    38 				editor.on('setcontent beforeaddundo', update);

    39 

    40 				editor.on('keyup', function(e) {

    41 					if (e.keyCode == 32) {

    42 						update();

    43 					}

    44 				});

    45 			}, 0);

    46 		}

    47 	});

    48 

    49 	self.getCount = function() {

    50 		var tx = editor.getContent({format: 'raw'});

    51 		var tc = 0;

    52 

    53 		if (tx) {

    54 			tx = tx.replace(/\.\.\./g, ' '); // convert ellipses to spaces

    55 			tx = tx.replace(/<.[^<>]*?>/g, ' ').replace(/&nbsp;|&#160;/gi, ' '); // remove html tags and space chars

    56 

    57 			// deal with html entities

    58 			tx = tx.replace(/(\w+)(&#?[a-z0-9]+;)+(\w+)/i, "$1$3").replace(/&.+?;/g, ' ');

    59 			tx = tx.replace(cleanre, ''); // remove numbers and punctuation

    60 

    61 			var wordArray = tx.match(countre);

    62 			if (wordArray) {

    63 				tc = wordArray.length;

    64 			}

    65 		}

    66 

    67 		return tc;

    68 	};

    69 });