167 lines
3.6 KiB
JavaScript
167 lines
3.6 KiB
JavaScript
/*
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* Copyright (c) 2016
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*
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* This file is licensed under the Affero General Public License version 3
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* or later.
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*
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* See the COPYING-README file.
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*
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*/
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(function(OC, OCA) {
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/**
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* @class OCA.Comments.CommentCollection
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* @classdesc
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*
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* Collection of comments assigned to a file
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*
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*/
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var CommentCollection = OC.Backbone.Collection.extend(
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/** @lends OCA.Comments.CommentCollection.prototype */ {
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sync: OC.Backbone.davSync,
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model: OCA.Comments.CommentModel,
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/**
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* Object type
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*
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* @type string
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*/
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_objectType: 'files',
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/**
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* Object id
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*
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* @type string
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*/
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_objectId: null,
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/**
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* True if there are no more page results left to fetch
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*
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* @type bool
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*/
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_endReached: false,
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/**
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* Number of comments to fetch per page
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*
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* @type int
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*/
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_limit : 20,
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/**
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* Initializes the collection
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*
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* @param {string} [options.objectType] object type
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* @param {string} [options.objectId] object id
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*/
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initialize: function(models, options) {
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options = options || {};
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if (options.objectType) {
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this._objectType = options.objectType;
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}
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if (options.objectId) {
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this._objectId = options.objectId;
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}
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},
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url: function() {
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return OC.linkToRemote('dav') + '/comments/' +
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encodeURIComponent(this._objectType) + '/' +
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encodeURIComponent(this._objectId) + '/';
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},
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setObjectId: function(objectId) {
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this._objectId = objectId;
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},
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hasMoreResults: function() {
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return !this._endReached;
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},
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reset: function() {
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this._endReached = false;
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this._summaryModel = null;
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return OC.Backbone.Collection.prototype.reset.apply(this, arguments);
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},
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/**
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* Fetch the next set of results
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*/
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fetchNext: function(options) {
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var self = this;
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if (!this.hasMoreResults()) {
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return null;
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}
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var body = '<?xml version="1.0" encoding="utf-8" ?>\n' +
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'<oc:filter-comments xmlns:D="DAV:" xmlns:oc="http://owncloud.org/ns">\n' +
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// load one more so we know there is more
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' <oc:limit>' + (this._limit + 1) + '</oc:limit>\n' +
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' <oc:offset>' + this.length + '</oc:offset>\n' +
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'</oc:filter-comments>\n';
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options = options || {};
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var success = options.success;
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options = _.extend({
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remove: false,
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parse: true,
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data: body,
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davProperties: CommentCollection.prototype.model.prototype.davProperties,
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success: function(resp) {
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if (resp.length <= self._limit) {
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// no new entries, end reached
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self._endReached = true;
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} else {
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// remove last entry, for next page load
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resp = _.initial(resp);
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}
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if (!self.set(resp, options)) {
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return false;
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}
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if (success) {
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success.apply(null, arguments);
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}
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self.trigger('sync', 'REPORT', self, options);
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}
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}, options);
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return this.sync('REPORT', this, options);
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},
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/**
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* Returns the matching summary model
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*
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* @return {OCA.Comments.CommentSummaryModel} summary model
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*/
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getSummaryModel: function() {
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if (!this._summaryModel) {
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this._summaryModel = new OCA.Comments.CommentSummaryModel({
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id: this._objectId,
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objectType: this._objectType
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});
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}
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return this._summaryModel;
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},
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/**
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* Updates the read marker for this comment thread
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*
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* @param {Date} [date] optional date, defaults to now
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* @param {Object} [options] backbone options
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*/
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updateReadMarker: function(date, options) {
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options = options || {};
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return this.getSummaryModel().save({
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readMarker: (date || new Date()).toUTCString()
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}, options);
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}
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});
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OCA.Comments.CommentCollection = CommentCollection;
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})(OC, OCA);
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