michael@0: // -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 'use strict';
michael@0: 
michael@0: /**
michael@0:  * dumb model class to provide default values for sites.
michael@0:  * link parameter/model object expected to have a .url property, and optionally .title
michael@0:  */
michael@0: function Site(aLink) {
michael@0:   if (!aLink.url) {
michael@0:     throw Cr.NS_ERROR_INVALID_ARG;
michael@0:   }
michael@0:   this._link = aLink;
michael@0: }
michael@0: 
michael@0: Site.prototype = {
michael@0:   icon: '',
michael@0:   get url() {
michael@0:     return this._link.url;
michael@0:   },
michael@0:   get title() {
michael@0:     // use url if no title was recorded
michael@0:     return this._link.title || this._link.url;
michael@0:   },
michael@0:   get label() {
michael@0:     // alias for .title
michael@0:     return this.title;
michael@0:   },
michael@0:   get pinned() {
michael@0:     return NewTabUtils.pinnedLinks.isPinned(this);
michael@0:   },
michael@0:   get contextActions() {
michael@0:     return [
michael@0:       'delete', // delete means hide here
michael@0:       this.pinned ? 'unpin' : 'pin'
michael@0:     ];
michael@0:   },
michael@0:   get blocked() {
michael@0:     return NewTabUtils.blockedLinks.isBlocked(this);
michael@0:   },
michael@0:   get attributeValues() {
michael@0:     return {
michael@0:       value: this.url,
michael@0:       label: this.title,
michael@0:       pinned: this.pinned ? true : undefined,
michael@0:       selected: this.selected,
michael@0:       customColor: this.color,
michael@0:       customImage: this.backgroundImage,
michael@0:       iconURI: this.icon,
michael@0:       "data-contextactions": this.contextActions.join(',')
michael@0:     };
michael@0:   },
michael@0:   applyToTileNode: function(aNode) {
michael@0:     // apply this site's properties as attributes on a tile element
michael@0:     // the decorated node acts as a view-model for the tile binding
michael@0:     let attrs = this.attributeValues;
michael@0:     for (let key in attrs) {
michael@0:       if (undefined === attrs[key]) {
michael@0:         aNode.removeAttribute(key);
michael@0:       } else {
michael@0:         aNode.setAttribute(key, attrs[key]);
michael@0:       }
michael@0:     }
michael@0:     // is binding already applied?
michael@0:     if ('refresh' in aNode) {
michael@0:       // just update it
michael@0:       aNode.refresh();
michael@0:     } else {
michael@0:       // these attribute values will get picked up later when the binding is applied
michael@0:     }
michael@0:   }
michael@0: };