src/editor/plugins/core/links/linkElement.js

   1 define(function(require) {
   2
   3 'use strict';
   4 /* globals gettext */
   5
   6
   7 var $ = require('libs/jquery'),
   8     _ = require('libs/underscore'),
   9     genericElement = require('modules/documentCanvas/canvas/genericElement'),
  10     Dialog = require('views/dialog/dialog'),
  11     boxTemplate = require('libs/text!./box.html'),
  12     linkElement = Object.create(genericElement);
  13
  14
  15 _.extend(linkElement, {
  16     init: function() {
  17         genericElement.init.call(this);
  18         _.bindAll(this, 'changeLink', 'deleteLink');
  19
  20         var linkText = this.wlxmlNode.getAttr('href') || '',
  21             linkUrl = this.getUrl(linkText);
  22
  23         this.box = $(_.template(boxTemplate)({text: linkText, url: linkUrl}));
  24         this.box.find('.change').on('click', this.changeLink);
  25         this.box.find('.delete').on('click', this.deleteLink);
  26         this.box.hide();
  27         this.addWidget(this.box);
  28     },
  29     markAsCurrent: function(toggle) {
  30         this.box.toggle(toggle);
  31     },
  32     onNodeAttrChange: function(event) {
  33         if(event.meta.attr === 'href') {
  34             var link = this.box.find('[link]');
  35             link.text(event.meta.newVal);
  36             link.attr('href', this.getUrl(event.meta.newVal));
  37         }
  38     },
  39
  40     changeLink: function(e) {
  41         var el = this,
  42             doc = this.wlxmlNode.document,
  43             offset = el.canvas.getSelection().toDocumentFragment().offset,
  44             dialog = Dialog.create({
  45             title: gettext('Edit link'),
  46             executeButtonText: gettext('Apply'),
  47             cancelButtonText: gettext('Cancel'),
  48             fields: [
  49                 {label: gettext('Link'), name: 'href', type: 'input', initialValue: el.wlxmlNode.getAttr('href'),
  50                 prePasteHandler: function(text) {
  51                                     return this.wlxmlNode.document.getLinkForUrl(text);
  52                                 }.bind(this)
  53             }
  54             ]
  55         });
  56         e.preventDefault();
  57         e.stopPropagation();
  58
  59         dialog.on('execute', function(event) {
  60             el.wlxmlNode.document.transaction(function() {
  61                 el.wlxmlNode.setAttr('href', event.formData.href);
  62                 event.success();
  63             }, {
  64                 metadata: {
  65                     description: gettext('Edit link'),
  66                     fragment: doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:0})
  67                 },
  68                 success: function() {
  69                     el.canvas.select(doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:offset}));
  70                 }
  71             });
  72         });
  73         dialog.show();
  74     },
  75
  76     deleteLink: function() {
  77         var el = this,
  78             doc = this.wlxmlNode.document;
  79
  80         el.wlxmlNode.document.transaction(function() {
  81             var f = el.canvas.getSelection().toDocumentFragment(),
  82                 prefLen = 0,
  83                 ret;
  84
  85             if(el.wlxmlNode.isPrecededByTextNode()) {
  86                 prefLen = el.wlxmlNode.prev().getText().length;
  87             }
  88
  89             ret = el.wlxmlNode.unwrapContent();
  90             return doc.createFragment(doc.CaretFragment, {node: ret.element1, offset: prefLen + f.offset});
  91         }, {
  92             metadata: {
  93                 description: gettext('Remove link'),
  94                 fragment: doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:0})
  95             },
  96             success: function(ret) {
  97                 el.canvas.select(ret);
  98             }
  99         });
 100     },
 101
 102     getUrl: function(link) {
 103         var pattern = /^[a-z]*:\/\//g;
 104         if(!pattern.test(link)) {
 105             link = 'http://' + link;
 106         }
 107         return this.wlxmlNode.document.getUrlForLink(link);
 108     }
 109 });
 110
 111 return linkElement;
 112
 113 });