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/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function() {
/**
* @memberof OCA.Versions
*/
var VersionCollection = OC.Backbone.Collection.extend({
model: OCA.Versions.VersionModel,
/**
* @var OCA.Files.FileInfoModel
*/
_fileInfo: null,
_endReached: false,
_currentIndex: 0,
url: function() {
var url = OC.generateUrl('/apps/files_versions/ajax/getVersions.php');
var query = {
source: this._fileInfo.getFullPath(),
start: this._currentIndex
};
return url + '?' + OC.buildQueryString(query);
},
setFileInfo: function(fileInfo) {
this._fileInfo = fileInfo;
// reset
this._endReached = false;
this._currentIndex = 0;
},
getFileInfo: function() {
return this._fileInfo;
},
hasMoreResults: function() {
return !this._endReached;
},
fetch: function(options) {
if (!options || options.remove) {
this._currentIndex = 0;
}
return OC.Backbone.Collection.prototype.fetch.apply(this, arguments);
},
/**
* Fetch the next set of results
*/
fetchNext: function() {
if (!this.hasMoreResults()) {
return null;
}
if (this._currentIndex === 0) {
return this.fetch();
}
return this.fetch({remove: false});
},
reset: function() {
this._currentIndex = 0;
OC.Backbone.Collection.prototype.reset.apply(this, arguments);
},
parse: function(result) {
var fullPath = this._fileInfo.getFullPath();
var results = _.map(result.data.versions, function(version) {
var revision = parseInt(version.version, 10);
return {
id: revision,
name: version.name,
fullPath: fullPath,
timestamp: revision,
size: version.size
};
});
this._endReached = result.data.endReached;
this._currentIndex += results.length;
return results;
}
});
OCA.Versions = OCA.Versions || {};
OCA.Versions.VersionCollection = VersionCollection;
})();
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