diff options
Diffstat (limited to 'apps/calendar/lib/app.php')
| -rw-r--r-- | apps/calendar/lib/app.php | 339 |
1 files changed, 297 insertions, 42 deletions
diff --git a/apps/calendar/lib/app.php b/apps/calendar/lib/app.php index 4b481a4f286..3ce0d6fa1d4 100644 --- a/apps/calendar/lib/app.php +++ b/apps/calendar/lib/app.php @@ -1,60 +1,121 @@ <?php /** * Copyright (c) 2011 Bart Visscher <bartv@thisnet.nl> + * Copyright (c) 2012 Georg Ehrke <georg@owncloud.com> * This file is licensed under the Affero General Public License version 3 or * later. * See the COPYING-README file. - */ - -/** + * * This class manages our app actions */ -OC_Calendar_App::$l10n = OC_L10N::get('calendar'); +OC_Calendar_App::$l10n = new OC_L10N('calendar'); +OC_Calendar_App::$tz = OC_Preferences::getValue(OC_USER::getUser(), 'calendar', 'timezone', date_default_timezone_get()); class OC_Calendar_App{ + const CALENDAR = 'calendar'; + const EVENT = 'event'; + /* + * @brief language object for calendar app + */ public static $l10n; + + /* + * @brief categories of the user + */ protected static $categories = null; - public static function getCalendar($id){ - $calendar = OC_Calendar_Calendar::find( $id ); - if( $calendar === false || $calendar['userid'] != OC_User::getUser()){ - OC_JSON::error(array('data' => array('message' => self::$l10n->t('Wrong calendar')))); - exit(); + /* + * @brief timezone of the user + */ + public static $tz; + + /* + * @brief returns informations about a calendar + * @param int $id - id of the calendar + * @param bool $security - check access rights or not + * @param bool $shared - check if the user got access via sharing + * @return mixed - bool / array + */ + public static function getCalendar($id, $security = true, $shared = false){ + $calendar = OC_Calendar_Calendar::find($id); + if($shared === true){ + if(OC_Calendar_Share::check_access(OC_User::getUser(), $id, OC_Calendar_Share::CALENDAR)){ + return $calendar; + } + } + if($security === true){ + if($calendar['userid'] != OC_User::getUser()){ + return false; + } } - return $calendar; + if($calendar === false){ + return false; + } + return OC_Calendar_Calendar::find($id); } - - public static function getEventObject($id){ - $event_object = OC_Calendar_Object::find( $id ); - if( $event_object === false ){ - OC_JSON::error(); - exit(); + + /* + * @brief returns informations about an event + * @param int $id - id of the event + * @param bool $security - check access rights or not + * @param bool $shared - check if the user got access via sharing + * @return mixed - bool / array + */ + public static function getEventObject($id, $security = true, $shared = false){ + $event = OC_Calendar_Object::find($id); + if($shared === true){ + if(OC_Calendar_Share::check_access(OC_User::getUser(), $id, OC_Calendar_Share::EVENT)){ + return $event; + } } - - self::getCalendar( $event_object['calendarid'] );//access check - return $event_object; + if($security === true){ + $calendar = self::getCalendar($event['calendarid'], false); + if($calendar['userid'] != OC_User::getUser()){ + return false; + } + } + if($event === false){ + return false; + } + return $event; } - - public static function getVCalendar($id){ - $event_object = self::getEventObject( $id ); - - $vcalendar = OC_VObject::parse($event_object['calendardata']); - // Check if the vcalendar is valid - if(is_null($vcalendar)){ - OC_JSON::error(); - exit(); + + /* + * @brief returns the parsed calendar data + * @param int $id - id of the event + * @param bool $security - check access rights or not + * @return mixed - bool / object + */ + public static function getVCalendar($id, $security = true, $shared = false){ + $event_object = self::getEventObject($id, $security, $shared); + if($event_object === false){ + return false; + } + $vobject = OC_VObject::parse($event_object['calendardata']); + if(is_null($vobject)){ + return false; } - return $vcalendar; + return $vobject; } - - public static function isNotModified($vevent, $lastmodified) - { + + /* + * @brief checks if an event was edited and dies if it was + * @param (object) $vevent - vevent object of the event + * @param (int) $lastmodified - time of last modification as unix timestamp + * @return (bool) + */ + public static function isNotModified($vevent, $lastmodified){ $last_modified = $vevent->__get('LAST-MODIFIED'); if($last_modified && $lastmodified != $last_modified->getDateTime()->format('U')){ OC_JSON::error(array('modified'=>true)); exit; } + return true; } - + + /* + * @brief returns the default categories of ownCloud + * @return (array) $categories + */ protected static function getDefaultCategories() { return array( @@ -75,14 +136,22 @@ class OC_Calendar_App{ self::$l10n->t('Work'), ); } - + + /* + * @brief returns the vcategories object of the user + * @return (object) $vcategories + */ protected static function getVCategories() { if (is_null(self::$categories)) { self::$categories = new OC_VCategories('calendar', null, self::getDefaultCategories()); } return self::$categories; } - + + /* + * @brief returns the categories of the vcategories object + * @return (array) $categories + */ public static function getCategoryOptions() { $categories = self::getVCategories()->categories(); @@ -127,40 +196,226 @@ class OC_Calendar_App{ public static function getRepeatOptions(){ return OC_Calendar_Object::getRepeatOptions(self::$l10n); } - + + /* + * @brief returns the options for the end of an repeating event + * @return array - valid inputs for the end of an repeating events + */ public static function getEndOptions(){ return OC_Calendar_Object::getEndOptions(self::$l10n); } - + + /* + * @brief returns the options for an monthly repeating event + * @return array - valid inputs for monthly repeating events + */ public static function getMonthOptions(){ return OC_Calendar_Object::getMonthOptions(self::$l10n); } - + + /* + * @brief returns the options for an weekly repeating event + * @return array - valid inputs for weekly repeating events + */ public static function getWeeklyOptions(){ return OC_Calendar_Object::getWeeklyOptions(self::$l10n); } - + + /* + * @brief returns the options for an yearly repeating event + * @return array - valid inputs for yearly repeating events + */ public static function getYearOptions(){ return OC_Calendar_Object::getYearOptions(self::$l10n); } - + + /* + * @brief returns the options for an yearly repeating event which occurs on specific days of the year + * @return array - valid inputs for yearly repeating events + */ public static function getByYearDayOptions(){ return OC_Calendar_Object::getByYearDayOptions(); } - + + /* + * @brief returns the options for an yearly repeating event which occurs on specific month of the year + * @return array - valid inputs for yearly repeating events + */ public static function getByMonthOptions(){ return OC_Calendar_Object::getByMonthOptions(self::$l10n); } + /* + * @brief returns the options for an yearly repeating event which occurs on specific week numbers of the year + * @return array - valid inputs for yearly repeating events + */ public static function getByWeekNoOptions(){ return OC_Calendar_Object::getByWeekNoOptions(); } - + + /* + * @brief returns the options for an yearly or monthly repeating event which occurs on specific days of the month + * @return array - valid inputs for yearly or monthly repeating events + */ public static function getByMonthDayOptions(){ return OC_Calendar_Object::getByMonthDayOptions(); } + /* + * @brief returns the options for an monthly repeating event which occurs on specific weeks of the month + * @return array - valid inputs for monthly repeating events + */ public static function getWeekofMonth(){ return OC_Calendar_Object::getWeekofMonth(self::$l10n); } + + /* + * @brief checks the access for a calendar / an event + * @param (int) $id - id of the calendar / event + * @param (string) $type - type of the id (calendar/event) + * @return (string) $access - level of access + */ + public static function getaccess($id, $type){ + if($type == self::CALENDAR){ + $calendar = self::getCalendar($id, false, false); + if($calendar['userid'] == OC_User::getUser()){ + return 'owner'; + } + $isshared = OC_Calendar_Share::check_access(OC_User::getUser(), $id, OC_Calendar_Share::CALENDAR); + if($isshared){ + $writeaccess = OC_Calendar_Share::is_editing_allowed(OC_User::getUser(), $id, OC_Calendar_Share::CALENDAR); + if($writeaccess){ + return 'rw'; + }else{ + return 'r'; + } + }else{ + return false; + } + }elseif($type == self::EVENT){ + if(OC_Calendar_Object::getowner($id) == OC_User::getUser()){ + return 'owner'; + } + $isshared = OC_Calendar_Share::check_access(OC_User::getUser(), $id, OC_Calendar_Share::EVENT); + if($isshared){ + $writeaccess = OC_Calendar_Share::is_editing_allowed(OC_User::getUser(), $id, OC_Calendar_Share::EVENT); + if($writeaccess){ + return 'rw'; + }else{ + return 'r'; + } + }else{ + return false; + } + } + } + + /* + * @brief analyses the parameter for calendar parameter and returns the objects + * @param (string) $calendarid - calendarid + * @param (int) $start - unixtimestamp of start + * @param (int) $end - unixtimestamp of end + * @return (array) $events + */ + public static function getrequestedEvents($calendarid, $start, $end){ + $events = array(); + if($calendarid == 'shared_rw' || $_GET['calendar_id'] == 'shared_r'){ + $calendars = OC_Calendar_Share::allSharedwithuser(OC_USER::getUser(), OC_Calendar_Share::CALENDAR, 1, ($_GET['calendar_id'] == 'shared_rw')?'rw':'r'); + foreach($calendars as $calendar){ + $calendarevents = OC_Calendar_Object::allInPeriod($calendar['calendarid'], $start, $end); + $events = array_merge($events, $calendarevents); + } + $singleevents = OC_Calendar_Share::allSharedwithuser(OC_USER::getUser(), OC_Calendar_Share::EVENT, 1, ($_GET['calendar_id'] == 'shared_rw')?'rw':'r'); + foreach($singleevents as $singleevent){ + $event = OC_Calendar_Object::find($singleevent['eventid']); + $events[] = $event; + } + }else{ + $calendar_id = $_GET['calendar_id']; + if (is_numeric($calendar_id)) { + $calendar = self::getCalendar($calendar_id); + OC_Response::enableCaching(0); + OC_Response::setETagHeader($calendar['ctag']); + $events = OC_Calendar_Object::allInPeriod($calendar_id, $start, $end); + } else { + OC_Hook::emit('OC_Calendar', 'getEvents', array('calendar_id' => $calendar_id, 'events' => &$events)); + } + } + return $events; + } + + /* + * @brief generates the output for an event which will be readable for our js + * @param (mixed) $event - event object / array + * @param (int) $start - unixtimestamp of start + * @param (int) $end - unixtimestamp of end + * @return (array) $output - readable output + */ + public static function generateEventOutput($event, $start, $end){ + $output = array(); + + if(isset($event['calendardata'])){ + $object = OC_VObject::parse($event['calendardata']); + $vevent = $object->VEVENT; + }else{ + $vevent = $event['vevent']; + } + + $last_modified = @$vevent->__get('LAST-MODIFIED'); + $lastmodified = ($last_modified)?$last_modified->getDateTime()->format('U'):0; + + $output = array('id'=>(int)$event['id'], + 'title' => htmlspecialchars(($event['summary']!=NULL || $event['summary'] != '')?$event['summary']: self::$l10n->t('unnamed')), + 'description' => isset($vevent->DESCRIPTION)?htmlspecialchars($vevent->DESCRIPTION->value):'', + 'lastmodified'=>$lastmodified); + + $dtstart = $vevent->DTSTART; + $start_dt = $dtstart->getDateTime(); + $dtend = OC_Calendar_Object::getDTEndFromVEvent($vevent); + $end_dt = $dtend->getDateTime(); + + if ($dtstart->getDateType() == Sabre_VObject_Element_DateTime::DATE){ + $output['allDay'] = true; + }else{ + $output['allDay'] = false; + $start_dt->setTimezone(new DateTimeZone(self::$tz)); + $end_dt->setTimezone(new DateTimeZone(self::$tz)); + } + + if($event['repeating'] == 1){ + $duration = (double) $end_dt->format('U') - (double) $start_dt->format('U'); + $r = new When(); + $r->recur($start_dt)->rrule((string) $vevent->RRULE); + /*$r = new iCal_Repeat_Generator(array('RECUR' => $start_dt, + * 'RRULE' => (string)$vevent->RRULE + * 'RDATE' => (string)$vevent->RDATE + * 'EXRULE' => (string)$vevent->EXRULE + * 'EXDATE' => (string)$vevent->EXDATE));*/ + while($result = $r->next()){ + if($result < $start){ + continue; + } + if($result > $end){ + break; + } + if($output['allDay'] == true){ + $output['start'] = $result->format('Y-m-d'); + $output['end'] = date('Y-m-d', $result->format('U') + --$duration); + }else{ + $output['start'] = $result->format('Y-m-d H:i:s'); + $output['end'] = date('Y-m-d H:i:s', $result->format('U') + $duration); + } + } + }else{ + if($output['allDay'] == true){ + $output['start'] = $start_dt->format('Y-m-d'); + $end_dt->modify('-1 sec'); + $output['end'] = $end_dt->format('Y-m-d'); + }else{ + $output['start'] = $start_dt->format('Y-m-d H:i:s'); + $output['end'] = $end_dt->format('Y-m-d H:i:s'); + } + } + return $output; + } } |