git.sur5r.net Git - bacula/bacula/blob - gui/baculum/debian/missing-sources/framework/Web/Javascripts/source/tinymce-405/plugins/paste/classes/Quirks.js

   1 /**
   2  * Quirks.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 /**
  12  * This class contains various fixes for browsers. These issues can not be feature
  13  * detected since we have no direct control over the clipboard. However we might be able
  14  * to remove some of these fixes once the browsers gets updated/fixed.
  15  *
  16  * @class tinymce.pasteplugin.Quirks
  17  * @private
  18  */
  19 define("tinymce/pasteplugin/Quirks", [
  20         "tinymce/Env",
  21         "tinymce/util/Tools"
  22 ], function(Env, Tools) {
  23         "use strict";
  24
  25         return function(editor) {
  26                 var explorerBlocksRegExp;
  27
  28                 function addPreProcessFilter(filterFunc) {
  29                         editor.on('PastePreProcess', function(e) {
  30                                 e.content = filterFunc(e.content);
  31                         });
  32                 }
  33
  34                 function process(content, items) {
  35                         Tools.each(items, function(v) {
  36                                 if (v.constructor == RegExp) {
  37                                         content = content.replace(v, '');
  38                                 } else {
  39                                         content = content.replace(v[0], v[1]);
  40                                 }
  41                         });
  42
  43                         return content;
  44                 }
  45
  46                 /**
  47                  * Removes WebKit fragment comments and converted-space spans.
  48                  *
  49                  * This:
  50                  *   <!--StartFragment-->a<span class="Apple-converted-space">&nbsp;</span>b<!--EndFragment-->
  51                  *
  52                  * Becomes:
  53                  *   a&nbsp;b
  54                  */
  55                 function removeWebKitFragments(html) {
  56                         html = process(html, [
  57                                 /^[\s\S]*<!--StartFragment-->|<!--EndFragment-->[\s\S]*$/g,        // WebKit fragment
  58                                 [/<span class="Apple-converted-space">\u00a0<\/span>/g, '\u00a0'], // WebKit &nbsp;
  59                                 /<br>$/                                                                                                                    // Traling BR elements
  60                         ]);
  61
  62                         return html;
  63                 }
  64
  65                 /**
  66                  * Removes BR elements after block elements. IE9 has a nasty bug where it puts a BR element after each
  67                  * block element when pasting from word. This removes those elements.
  68                  *
  69                  * This:
  70                  *  <p>a</p><br><p>b</p>
  71                  *
  72                  * Becomes:
  73                  *  <p>a</p><p>b</p>
  74                  */
  75                 function removeExplorerBrElementsAfterBlocks(html) {
  76                         // Produce block regexp based on the block elements in schema
  77                         if (!explorerBlocksRegExp) {
  78                                 var blockElements = [];
  79
  80                                 Tools.each(editor.schema.getBlockElements(), function(block, blockName) {
  81                                         blockElements.push(blockName);
  82                                 });
  83
  84                                 explorerBlocksRegExp = new RegExp(
  85                                         '(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*(<\\/?(' + blockElements.join('|') + ')[^>]*>)(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*',
  86                                         'g'
  87                                 );
  88                         }
  89
  90                         // Remove BR:s from: <BLOCK>X</BLOCK><BR>
  91                         html = process(html, [
  92                                 [explorerBlocksRegExp, '$1']
  93                         ]);
  94
  95                         // IE9 also adds an extra BR element for each soft-linefeed and it also adds a BR for each word wrap break
  96                         html = process(html, [
  97                                 [/<br><br>/g, '<BR><BR>'], // Replace multiple BR elements with uppercase BR to keep them intact
  98                                 [/<br>/g, ' '],            // Replace single br elements with space since they are word wrap BR:s
  99                                 [/<BR><BR>/g, '<br>']      // Replace back the double brs but into a single BR
 100                         ]);
 101
 102                         return html;
 103                 }
 104
 105                 // Sniff browsers and apply fixes since we can't feature detect
 106                 if (Env.webkit) {
 107                         addPreProcessFilter(removeWebKitFragments);
 108                 }
 109
 110                 if (Env.ie) {
 111                         addPreProcessFilter(removeExplorerBrElementsAfterBlocks);
 112                 }
 113         };
 114 });