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Diffstat (limited to 'js/service/davservice.js')
| -rw-r--r-- | js/service/davservice.js | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/js/service/davservice.js b/js/service/davservice.js new file mode 100644 index 000000000..a73dfcfa2 --- /dev/null +++ b/js/service/davservice.js @@ -0,0 +1,223 @@ +/** + * @author Christoph Wurst <christoph@winzerhof-wurst.at> + * + * ownCloud - Mail + * + * This code is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License, version 3, + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License, version 3, + * along with this program. If not, see <http://www.gnu.org/licenses/> + * + */ + +define(function(require) { + 'use strict'; + + var _ = require('underscore'); + var $ = require('jquery'); + var Backbone = require('backbone'); + var dav = require('davclient'); + var ical = require('ical'); + var OC = require('OC'); + var Radio = require('radio'); + var Calendar = require('models/dav/calendar'); + + Radio.dav.reply('calendars', getUserCalendars); + Radio.dav.reply('calendar:import', importCalendarEvent); + + var client = new dav.Client({ + baseUrl: OC.linkToRemote('dav/calendars'), + xmlNamespaces: { + 'DAV:': 'd', + 'urn:ietf:params:xml:ns:caldav': 'c', + 'http://apple.com/ns/ical/': 'aapl', + 'http://owncloud.org/ns': 'oc', + 'http://calendarserver.org/ns/': 'cs' + } + }); + var props = [ + '{DAV:}displayname', + '{urn:ietf:params:xml:ns:caldav}calendar-description', + '{urn:ietf:params:xml:ns:caldav}calendar-timezone', + '{http://apple.com/ns/ical/}calendar-order', + '{http://apple.com/ns/ical/}calendar-color', + '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set', + '{http://owncloud.org/ns}calendar-enabled', + '{DAV:}acl', + '{DAV:}owner', + '{http://owncloud.org/ns}invite' + ]; + + function getResponseCodeFromHTTPResponse(t) { + return parseInt(t.split(' ')[1]); + } + + function getACLFromResponse(properties) { + var canWrite = false; + var acl = properties['{DAV:}acl']; + if (acl) { + for (var k = 0; k < acl.length; k++) { + var href = acl[k].getElementsByTagNameNS('DAV:', 'href'); + if (href.length === 0) { + continue; + } + href = href[0].textContent; + var writeNode = acl[k].getElementsByTagNameNS('DAV:', 'write'); + if (writeNode.length > 0) { + canWrite = true; + } + } + } + properties.canWrite = canWrite; + } + ; + + function getCalendarData(properties) { + getACLFromResponse(properties); + + var data = { + displayname: properties['{DAV:}displayname'], + color: properties['{http://apple.com/ns/ical/}calendar-color'], + order: properties['{http://apple.com/ns/ical/}calendar-order'], + components: { + vevent: false + }, + writable: properties.canWrite + }; + + var components = properties['{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set'] || []; + for (var i = 0; i < components.length; i++) { + var name = components[i].attributes.getNamedItem('name').textContent.toLowerCase(); + if (data.components.hasOwnProperty(name)) { + data.components[name] = true; + } + } + + return data; + } + + function getUserCalendars() { + var defer = $.Deferred(); + var url = OC.linkToRemote('dav/calendars') + '/' + OC.currentUser + '/'; + + client.propFind(url, props, 1, { + 'requesttoken': OC.requestToken + }).then(function(data) { + var calendars = new Backbone.Collection(); + + _.each(data.body, function(cal) { + if (cal.propStat.length < 1) { + return; + } + if (getResponseCodeFromHTTPResponse(cal.propStat[0].status) === 200) { + var properties = getCalendarData(cal.propStat[0].properties); + if (properties && properties.components.vevent && properties.writable === true) { + properties.url = cal.href; + calendars.push(new Calendar(properties)); + } + } + }); + defer.resolve(calendars); + }, function() { + defer.reject(); + }); + + return defer.promise(); + } + + function getRandomString() { + var str = ''; + for (var i = 0; i < 7; i++) { + str += Math.random().toString(36).substring(7); + } + return str; + } + + function createICalElement() { + var root = new ical.Component(['vcalendar', [], []]); + + root.updatePropertyWithValue('prodid', '-//ownCloud Mail'); + + return root; + } + + function splitCalendar(data) { + var timezones = []; + var allObjects = {}; + var jCal = ical.parse(data); + var components = new ical.Component(jCal); + + var vtimezones = components.getAllSubcomponents('vtimezone'); + _.each(vtimezones, function(vtimezone) { + timezones.push(vtimezone); + }); + + var componentNames = ['vevent', 'vjournal', 'vtodo']; + _.each(componentNames, function(componentName) { + var vobjects = components.getAllSubcomponents(componentName); + allObjects[componentName] = {}; + + _.each(vobjects, function(vobject) { + var uid = vobject.getFirstPropertyValue('uid'); + allObjects[componentName][uid] = allObjects[componentName][uid] || []; + allObjects[componentName][uid].push(vobject); + }); + }); + + var split = []; + _.each(componentNames, function(componentName) { + split[componentName] = []; + _.each(allObjects[componentName], function(objects) { + var component = createICalElement(); + _.each(timezones, function(timezone) { + component.addSubcomponent(timezone); + }); + _.each(objects, function(object) { + component.addSubcomponent(object); + }); + split[componentName].push(component.toString()); + }); + }); + + return { + name: components.getFirstPropertyValue('x-wr-calname'), + color: components.getFirstPropertyValue('x-apple-calendar-color'), + split: split + }; + } + + function importCalendarEvent(url, data) { + var defer = $.Deferred(); + var xhrs = []; + + var file = splitCalendar(data); + + var componentNames = ['vevent', 'vjournal', 'vtodo']; + _.each(componentNames, function(componentName) { + _.each(file.split[componentName], function(component) { + xhrs.push($.ajax({ + url: url + getRandomString(), + method: 'PUT', + contentType: 'text/calendar; charset=utf-8', + data: component, + error: function() { + defer.reject(); + } + })); + }); + }); + + $.when.apply($, xhrs).done(function() { + defer.resolve(); + }); + + return defer.promise(); + } +}); |