src/editor/plugins/core/img/imgElement.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     attachments = require('views/attachments/attachments'),
  13     linkElement = Object.create(genericElement);
  14
  15
  16 _.extend(linkElement, {
  17     init: function() {
  18         genericElement.init.call(this);
  19         _.bindAll(this, 'changeLink', 'deleteLink');
  20
  21         var linkText = this.wlxmlNode.getAttr('src') || '',
  22             linkUrl = this.getUrl(linkText);
  23
  24         this._container().attr('style', 'background-image: url(\'' + linkUrl + '\');');
  25
  26         this.box = $(_.template(boxTemplate)({text: linkText, url: linkUrl}));
  27         this.box.find('.change').on('click', this.changeLink);
  28         this.box.find('.delete').on('click', this.deleteLink);
  29         this.box.hide();
  30         this.addWidget(this.box);
  31     },
  32     onStateChange: function(changes) {
  33         genericElement.onStateChange.call(this, changes);
  34         if(_.isBoolean(changes.active)) {
  35             this.box.toggle(changes.active);
  36         }
  37     },
  38     onNodeAttrChange: function(event) {
  39         if(event.meta.attr === 'src') {
  40             var link = this.box.find('[link]');
  41             link.text(event.meta.newVal);
  42             var linkUrl = this.getUrl(event.meta.newVal);
  43             link.attr('href', linkUrl);
  44             this._container().attr('style', 'background-image: url(\'' + linkUrl + '\');');
  45         }
  46     },
  47
  48     changeLink: function(e) {
  49         var el = this,
  50             //doc = this.wlxmlNode.document,
  51             //offset = el.canvas.getSelection().toDocumentFragment().offset,
  52             dialog = Dialog.create({
  53             title: gettext('Edit image'),
  54             executeButtonText: gettext('Apply'),
  55             cancelButtonText: gettext('Cancel'),
  56             fields: [
  57                 {label: gettext('Image'), name: 'src', type: 'input', initialValue: el.wlxmlNode.getAttr('src'),
  58                 prePasteHandler: function(text) {
  59                                     return this.wlxmlNode.document.getLinkForUrl(text);
  60                                 }.bind(this),
  61                                 description: '<a href="#-" class="attachment-library">attachment library</a>'
  62             }
  63             ]
  64         });
  65         e.preventDefault();
  66         e.stopPropagation();
  67
  68         dialog.on('execute', function(event) {
  69             el.wlxmlNode.document.transaction(function() {
  70                 el.wlxmlNode.setAttr('src', event.formData.src);
  71                 event.success();
  72             }, {
  73                 metadata: {
  74                     description: gettext('Edit image'),
  75                     //fragment: doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:offset})
  76                 },
  77                 success: function() {
  78                     //el.canvas.select(doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:offset}));
  79                 }
  80             });
  81         });
  82         dialog.show();
  83         $(".attachment-library", dialog.$el).on('click', function() {
  84             attachments.select(function(v) {$("input", dialog.$el).val(v);});
  85         });
  86
  87     },
  88
  89     deleteLink: function() {
  90         var el = this,
  91             doc = this.wlxmlNode.document;
  92
  93         el.wlxmlNode.document.transaction(function() {
  94             var f = el.canvas.getSelection().toDocumentFragment(),
  95                 prefLen = 0,
  96                 ret;
  97
  98             if(el.wlxmlNode.isPrecededByTextNode()) {
  99                 prefLen = el.wlxmlNode.prev().getText().length;
 100             }
 101
 102             ret = el.wlxmlNode.unwrapContent();
 103             return doc.createFragment(doc.CaretFragment, {node: ret.element1, offset: prefLen + f.offset});
 104         }, {
 105             metadata: {
 106                 description: gettext('Remove link'),
 107                 fragment: doc.createFragment(doc.CaretFragment, {node: el.wlxmlNode.contents()[0], offset:0})
 108             },
 109             success: function(ret) {
 110                 el.canvas.select(ret);
 111             }
 112         });
 113     },
 114
 115     getUrl: function(link) {
 116         var pattern = /^[a-z]*:\/\//g;
 117         if(!pattern.test(link) && !/^\//.test(link)) {
 118             link = 'http://' + link;
 119         }
 120         return this.wlxmlNode.document.getUrlForLink(link);
 121     }
 122 });
 123
 124 return linkElement;
 125
 126 });