karmaworld/apps/wysihtml5/static/wysihtml5/wysihtml-0.4.17/src/commands/removeLink.js

   1 (function(wysihtml5) {
   2   var dom = wysihtml5.dom;
   3
   4   function _removeFormat(composer, anchors) {
   5     var length  = anchors.length,
   6         i       = 0,
   7         anchor,
   8         codeElement,
   9         textContent;
  10     for (; i<length; i++) {
  11       anchor      = anchors[i];
  12       codeElement = dom.getParentElement(anchor, { nodeName: "code" });
  13       textContent = dom.getTextContent(anchor);
  14
  15       // if <a> contains url-like text content, rename it to <code> to prevent re-autolinking
  16       // else replace <a> with its childNodes
  17       if (textContent.match(dom.autoLink.URL_REG_EXP) && !codeElement) {
  18         // <code> element is used to prevent later auto-linking of the content
  19         codeElement = dom.renameElement(anchor, "code");
  20       } else {
  21         dom.replaceWithChildNodes(anchor);
  22       }
  23     }
  24   }
  25
  26   wysihtml5.commands.removeLink = {
  27     /*
  28      * If selection is a link, it removes the link and wraps it with a <code> element
  29      * The <code> element is needed to avoid auto linking
  30      *
  31      * @example
  32      *    wysihtml5.commands.createLink.exec(composer, "removeLink");
  33      */
  34
  35     exec: function(composer, command) {
  36       var anchors = this.state(composer, command);
  37       if (anchors) {
  38         composer.selection.executeAndRestore(function() {
  39           _removeFormat(composer, anchors);
  40         });
  41       }
  42     },
  43
  44     state: function(composer, command) {
  45       return wysihtml5.commands.formatInline.state(composer, command, "A");
  46     }
  47   };
  48 })(wysihtml5);