mirror of
https://github.com/EGroupware/egroupware.git
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1813 lines
61 KiB
PHP
1813 lines
61 KiB
PHP
<?php
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/**
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* eGroupWare - Calendar's buisness-object - access only
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*
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* @link http://www.egroupware.org
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* @package calendar
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* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
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* @author Joerg Lehrke <jlehrke@noc.de>
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* @copyright (c) 2004-9 by RalfBecker-At-outdoor-training.de
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id$
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*/
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if (!defined('ACL_TYPE_IDENTIFER')) // used to mark ACL-values for the debug_message methode
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{
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define('ACL_TYPE_IDENTIFER','***ACL***');
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}
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define('HOUR_s',60*60);
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define('DAY_s',24*HOUR_s);
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define('WEEK_s',7*DAY_s);
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/**
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* Gives read access to the calendar, but all events the user is not participating are private!
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* Used by addressbook.
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*/
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define('EGW_ACL_READ_FOR_PARTICIPANTS',EGW_ACL_CUSTOM_1);
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define('EGW_ACL_FREEBUSY',EGW_ACL_CUSTOM_2);
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/**
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* Allows to invite an other user (if configured to be used!)
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*/
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define('EGW_ACL_INVITE',EGW_ACL_CUSTOM_3);
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/**
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* Required (!) include, as we use the MCAL_* constants, BEFORE instanciating (and therefore autoloading) the class
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*/
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require_once(EGW_INCLUDE_ROOT.'/calendar/inc/class.calendar_so.inc.php');
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/**
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* Class to access all calendar data
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*
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* For updating calendar data look at the bocalupdate class, which extends this class.
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*
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* The new UI, BO and SO classes have a strikt definition, in which time-zone they operate:
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* UI only operates in user-time, so there have to be no conversation at all !!!
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* BO's functions take and return user-time only (!), they convert internaly everything to servertime, because
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* SO operates only in server-time
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*
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* As this BO class deals with dates/times of several types and timezone, each variable should have a postfix
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* appended, telling with type it is: _s = seconds, _su = secs in user-time, _ss = secs in server-time, _h = hours
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*
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* All new BO code (should be true for eGW in general) NEVER use any $_REQUEST ($_POST or $_GET) vars itself.
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* Nor does it store the state of any UI-elements (eg. cat-id selectbox). All this is the task of the UI class(es) !!!
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*
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* All permanent debug messages of the calendar-code should done via the debug-message method of this class !!!
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*/
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class calendar_bo
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{
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/**
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* @var int $debug name of method to debug or level of debug-messages:
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* False=Off as higher as more messages you get ;-)
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* 1 = function-calls incl. parameters to general functions like search, read, write, delete
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* 2 = function-calls to exported helper-functions like check_perms
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* 4 = function-calls to exported conversation-functions like date2ts, date2array, ...
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* 5 = function-calls to private functions
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*/
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var $debug=false;
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/**
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* @var int $now timestamp in server-time
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*/
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var $now;
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/**
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* @var int $now_su timestamp of actual user-time
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*/
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var $now_su;
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/**
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* @var array $cal_prefs calendar-specific prefs
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*/
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var $cal_prefs;
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/**
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* @var array $common_prefs common preferences
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*/
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var $common_prefs;
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/**
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* @var int $user nummerical id of the current user-id
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*/
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var $user=0;
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/**
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* @var array $grants grants of the current user, array with user-id / ored-ACL-rights pairs
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*/
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var $grants=array();
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/**
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* @var array $verbose_status translated 1-char status values to a verbose name, run through lang() by the constructor
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*/
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var $verbose_status = array(
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'A' => 'Accepted',
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'R' => 'Rejected',
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'T' => 'Tentative',
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'U' => 'No Response',
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'D' => 'Delegated',
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'G' => 'Group invitation',
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);
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/**
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* @var array recur_types translates MCAL recur-types to verbose labels
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*/
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var $recur_types = Array(
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MCAL_RECUR_NONE => 'No recurrence',
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MCAL_RECUR_DAILY => 'Daily',
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MCAL_RECUR_WEEKLY => 'Weekly',
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MCAL_RECUR_MONTHLY_WDAY => 'Monthly (by day)',
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MCAL_RECUR_MONTHLY_MDAY => 'Monthly (by date)',
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MCAL_RECUR_YEARLY => 'Yearly'
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);
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/**
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* @var array recur_days translates MCAL recur-days to verbose labels
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*/
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var $recur_days = array(
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MCAL_M_MONDAY => 'Monday',
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MCAL_M_TUESDAY => 'Tuesday',
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MCAL_M_WEDNESDAY => 'Wednesday',
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MCAL_M_THURSDAY => 'Thursday',
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MCAL_M_FRIDAY => 'Friday',
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MCAL_M_SATURDAY => 'Saturday',
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MCAL_M_SUNDAY => 'Sunday',
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);
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/**
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* Standard iCal attendee roles
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*
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* @var array
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*/
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var $roles = array(
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'REQ-PARTICIPANT' => 'Requested',
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'CHAIR' => 'Chair',
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'OPT-PARTICIPANT' => 'Optional',
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'NON-PARTICIPANT' => 'None',
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);
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/**
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* @var array $resources registered scheduling resources of the calendar (gets chached in the session for performance reasons)
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*/
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var $resources;
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/**
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* @var array $cached_event here we do some caching to read single events only once
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*/
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protected static $cached_event = array();
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protected static $cached_event_date_format = false;
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protected static $cached_event_date = 0;
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/**
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* @var array $cached_holidays holidays plus birthdays (gets cached in the session for performance reasons)
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*/
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var $cached_holidays;
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/**
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* Instance of the socal class
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*
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* @var calendar_so
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*/
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var $so;
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/**
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* Instance of the datetime class
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*
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* @var egw_datetime
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*/
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var $datetime;
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/**
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* Instance of the categories class
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*
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* @var categories
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*/
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var $categories;
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/**
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* Does a user require an extra invite grant, to be able to invite an other user, default no
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*
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* @var boolean
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*/
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public $require_acl_invite = false;
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/**
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* Constructor
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*/
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function __construct()
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{
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if ($this->debug > 0) $this->debug_message('bocal::bocal() started',True,$param);
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$this->so = new calendar_so();
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$this->datetime = $GLOBALS['egw']->datetime;
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$this->common_prefs =& $GLOBALS['egw_info']['user']['preferences']['common'];
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$this->cal_prefs =& $GLOBALS['egw_info']['user']['preferences']['calendar'];
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$this->now = time();
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$this->now_su = egw_time::server2user($this->now,'ts');
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$this->user = $GLOBALS['egw_info']['user']['account_id'];
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$this->grants = $GLOBALS['egw']->acl->get_grants('calendar');
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foreach($this->verbose_status as $status => $text)
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{
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$this->verbose_status[$status] = lang($text);
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}
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if (!is_array($this->resources = $GLOBALS['egw']->session->appsession('resources','calendar')))
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{
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$this->resources = array();
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foreach($GLOBALS['egw']->hooks->process('calendar_resources') as $app => $data)
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{
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if ($data && $data['type'])
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{
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$this->resources[$data['type']] = $data + array('app' => $app);
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}
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}
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$this->resources['e'] = array(
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'type' => 'e',
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'info' => __CLASS__.'::email_info',
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'app' => 'email',
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);
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$GLOBALS['egw']->session->appsession('resources','calendar',$this->resources);
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}
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//echo "registered resources="; _debug_array($this->resources);
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$this->config = config::read('calendar'); // only used for horizont, regular calendar config is under phpgwapi
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$this->require_acl_invite = $GLOBALS['egw_info']['server']['require_acl_invite'];
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$this->categories = new categories($this->user,'calendar');
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}
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/**
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* returns info about email addresses as participants
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*
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* @param int|array $ids single contact-id or array of id's
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* @return array
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*/
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static function email_info($ids)
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{
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if (!$ids) return null;
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$data = array();
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foreach(!is_array($ids) ? array($ids) : $ids as $id)
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{
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$email = $id;
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$name = '';
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if (preg_match('/^(.*) *<([a-z0-9_.@-]{8,})>$/i',$email,$matches))
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{
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$name = $matches[1];
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$email = $matches[2];
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}
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$data[] = array(
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'res_id' => $id,
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'email' => $email,
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'rights' => EGW_ACL_READ_FOR_PARTICIPANTS,
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'name' => $name,
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);
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}
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//echo "<p>email_info(".print_r($ids,true).")="; _debug_array($data);
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return $data;
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}
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/**
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* Add group-members as participants with status 'G'
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*
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* @param array $event event-array
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* @return int number of added participants
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*/
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function enum_groups(&$event)
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{
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$added = 0;
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foreach($event['participants'] as $uid => $status)
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{
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if (is_numeric($uid) && $GLOBALS['egw']->accounts->get_type($uid) == 'g' &&
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($members = $GLOBALS['egw']->accounts->member($uid)))
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{
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foreach($members as $member)
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{
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$member = $member['account_id'];
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if (!isset($event['participants'][$member]))
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{
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$event['participants'][$member] = 'G';
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++$added;
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}
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}
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}
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}
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return $added;
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}
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/**
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* Searches / lists calendar entries, including repeating ones
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*
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* @param array $params array with the following keys
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* start date startdate of the search/list, defaults to today
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* end date enddate of the search/list, defaults to start + one day
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* users mixed integer user-id or array of user-id's to use, defaults to the current user
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* cat_id mixed category-id or array of cat-id's, defaults to all if unset, 0 or False
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* Please note: only a single cat-id, will include all sub-cats (if the common-pref 'cats_no_subs' is False)
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* filter string all (not rejected), accepted, unknown, tentative, rejected or hideprivate
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* query string pattern so search for, if unset or empty all matching entries are returned (no search)
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* Please Note: a search never returns repeating events more then once AND does not honor start+end date !!!
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* daywise boolean on True it returns an array with YYYYMMDD strings as keys and an array with events
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* (events spanning multiple days are returned each day again (!)) otherwise it returns one array with
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* the events (default), not honored in a search ==> always returns an array of events!
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* date_format string date-formats: 'ts'=timestamp (default), 'array'=array, or string with format for date
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* offset boolean/int false (default) to return all entries or integer offset to return only a limited result
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* enum_recuring boolean if true or not set (default) or daywise is set, each recurence of a recuring events is returned,
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* otherwise the original recuring event (with the first start- + enddate) is returned
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* num_rows int number of entries to return, default or if 0, max_entries from the prefs
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* order column-names plus optional DESC|ASC separted by comma
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* ignore_acl if set and true no check_perms for a general EGW_ACL_READ grants is performed
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* enum_groups boolean if set and true, group-members will be added as participants with status 'G'
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* cols string|array columns to select, if set an iterator will be returned
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* append string to append to the query, eg. GROUP BY
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* cfs array if set, query given custom fields or all for empty array, none are returned, if not set (default)
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* @return iterator|array|boolean array of events or array with YYYYMMDD strings / array of events pairs (depending on $daywise param)
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* or false if there are no read-grants from _any_ of the requested users or iterator/recordset if cols are given
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*/
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function &search($params)
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{
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$params_in = $params;
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unset($params['sql_filter']); // dont allow to set it via UI or xmlrpc
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// check if any resource wants to hook into
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foreach($this->resources as $app => $data)
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{
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if (isset($data['search_filter']))
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{
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$params = ExecMethod($data['search_filter'],$params);
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}
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}
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if (!isset($params['users']) || !$params['users'] ||
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count($params['users']) == 1 && isset($params['users'][0]) && !$params['users'][0]) // null or '' casted to an array
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{
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// for a search use all account you have read grants from
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$params['users'] = $params['query'] ? array_keys($this->grants) : $this->user;
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}
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if (!is_array($params['users']))
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{
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$params['users'] = $params['users'] ? array($params['users']) : array();
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}
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// only query calendars of users, we have READ-grants from
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$users = array();
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foreach($params['users'] as $user)
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{
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$user = trim($user);
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if ($params['ignore_acl'] || $this->check_perms(EGW_ACL_READ|EGW_ACL_READ_FOR_PARTICIPANTS|EGW_ACL_FREEBUSY,0,$user))
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{
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if ($user && !in_array($user,$users)) // already added?
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{
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$users[] = $user;
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}
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}
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elseif ($GLOBALS['egw']->accounts->get_type($user) != 'g')
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{
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continue; // for non-groups (eg. users), we stop here if we have no read-rights
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}
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// the further code is only for real users
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if (!is_numeric($user)) continue;
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// for groups we have to include the members
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if ($GLOBALS['egw']->accounts->get_type($user) == 'g')
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{
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if ($params['filter'] == 'no-enum-groups') continue;
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$members = $GLOBALS['egw']->accounts->member($user);
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if (is_array($members))
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{
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foreach($members as $member)
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{
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// use only members which gave the user a read-grant
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if (!in_array($member['account_id'],$users) &&
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($params['ignore_acl'] || $this->check_perms(EGW_ACL_READ|EGW_ACL_FREEBUSY,0,$member['account_id'])))
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{
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$users[] = $member['account_id'];
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}
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}
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}
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}
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else // for users we have to include all the memberships, to get the group-events
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{
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$memberships = $GLOBALS['egw']->accounts->membership($user);
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if (is_array($memberships))
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{
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foreach($memberships as $group)
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{
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if (!in_array($group['account_id'],$users))
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{
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$users[] = $group['account_id'];
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}
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}
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}
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}
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}
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// replace (by so not understood filter 'no-enum-groups' with 'default' filter
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if ($params['filter'] == 'no-enum-groups')
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{
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$params['filter'] = 'default';
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}
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// if we have no grants from the given user(s), we directly return no events / an empty array,
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// as calling the so-layer without users would give the events of all users (!)
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if (!count($users))
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{
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return false;
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}
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if (isset($params['start'])) $start = $this->date2ts($params['start']);
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if (isset($params['end']))
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{
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$end = $this->date2ts($params['end']);
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$this->check_move_horizont($end);
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}
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$daywise = !isset($params['daywise']) ? False : !!$params['daywise'];
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$enum_recuring = $daywise || !isset($params['enum_recuring']) || !!$params['enum_recuring'];
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$cat_id = isset($params['cat_id']) ? $params['cat_id'] : 0;
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$filter = isset($params['filter']) ? $params['filter'] : 'all';
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$offset = isset($params['offset']) && $params['offset'] !== false ? (int) $params['offset'] : false;
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if ($this->debug && ($this->debug > 1 || $this->debug == 'search'))
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{
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$this->debug_message('bocal::search(%1) start=%2, end=%3, daywise=%4, cat_id=%5, filter=%6, query=%7, offset=%8, num_rows=%9, order=%10, sql_filter=%11)',
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True,$params,$start,$end,$daywise,$cat_id,$filter,$params['query'],$offset,(int)$params['num_rows'],$params['order'],$params['sql_filter']);
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}
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// date2ts(,true) converts to server time, db2data converts again to user-time
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$events =& $this->so->search(isset($start) ? $this->date2ts($start,true) : null,isset($end) ? $this->date2ts($end,true) : null,
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$users,$cat_id,$filter,$offset,(int)$params['num_rows'],$params);
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if (isset($params['cols']))
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{
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return $events;
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}
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$this->total = $this->so->total;
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$this->db2data($events,isset($params['date_format']) ? $params['date_format'] : 'ts');
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// socal::search() returns rejected group-invitations, as only the user not also the group is rejected
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// as we cant remove them efficiantly in SQL, we kick them out here, but only if just one user is displayed
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$remove_rejected_by_user = !in_array($filter,array('all','rejected','owner')) && count($params['users']) == 1 ? $params['users'][0] : false;
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//echo "<p align=right>remove_rejected_by_user=$remove_rejected_by_user, filter=$filter, params[users]=".print_r($param['users'])."</p>\n";
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foreach($events as $id => $event)
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{
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if (isset($start) && $event['end'] < $start)
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{
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unset($events[$id]); // remove former events (e.g. whole day)
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$this->total--;
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continue;
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}
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if ($remove_rejected_by_user && $event['participants'][$remove_rejected_by_user] == 'R')
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{
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unset($events[$id]); // remove the rejected event
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$this->total--;
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continue;
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}
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if ($params['enum_groups'] && $this->enum_groups($event))
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{
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$events[$id] = $event;
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}
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if (!(int)$event['id'] && preg_match('/^([a-z_]+)([0-9]+)$/',$event['id'],$matches))
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{
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|
$is_private = self::integration_get_private($matches[1],$matches[2],$event);
|
|
}
|
|
else
|
|
{
|
|
$is_private = !$this->check_perms(EGW_ACL_READ,$event);
|
|
}
|
|
if ($is_private || (!$event['public'] && $filter == 'hideprivate'))
|
|
{
|
|
if($params['query'] && !$this->check_perms(EGW_ACL_FREEBUSY,$event))
|
|
{
|
|
unset($events[$id]);
|
|
$this->total--;
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
$this->clear_private_infos($events[$id],$users);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($daywise)
|
|
{
|
|
if ($this->debug && ($this->debug > 2 || $this->debug == 'search'))
|
|
{
|
|
$this->debug_message('socalendar::search daywise sorting from %1 to %2 of %3',False,$start,$end,$events);
|
|
}
|
|
// create empty entries for each day in the reported time
|
|
for($ts = $start; $ts <= $end; $ts += DAY_s) // good enough for array creation, but see while loop below.
|
|
{
|
|
$daysEvents[$this->date2string($ts)] = array();
|
|
}
|
|
foreach($events as $k => $event)
|
|
{
|
|
$e_start = max($this->date2ts($event['start']),$start);
|
|
// $event['end']['raw']-1 to allow events to end on a full hour/day without the need to enter it as minute=59
|
|
$e_end = min($this->date2ts($event['end'])-1,$end);
|
|
|
|
// add event to each day in the reported time
|
|
$ts = $e_start;
|
|
// $ts += DAY_s in a 'for' loop does not work for daylight savings in week view
|
|
// because the day is longer than DAY_s: Fullday events will be added twice.
|
|
while ($ts <= $e_end)
|
|
{
|
|
$daysEvents[$ymd = $this->date2string($ts)][] =& $events[$k];
|
|
$ts = strtotime("+1 day",$ts);
|
|
}
|
|
if ($ymd != ($last = $this->date2string($e_end)))
|
|
{
|
|
$daysEvents[$last][] =& $events[$k];
|
|
}
|
|
}
|
|
$events =& $daysEvents;
|
|
if ($this->debug && ($this->debug > 2 || $this->debug == 'search'))
|
|
{
|
|
$this->debug_message('socalendar::search daywise events=%1',False,$events);
|
|
}
|
|
}
|
|
elseif(!$enum_recuring)
|
|
{
|
|
$recur_ids = array();
|
|
foreach($events as $k => $event)
|
|
{
|
|
if ($event['recur_type'] != MCAL_RECUR_NONE)
|
|
{
|
|
if (!in_array($event['id'],$recur_ids))
|
|
{
|
|
$recur_ids[] = $event['id'];
|
|
}
|
|
unset($events[$k]);
|
|
}
|
|
}
|
|
if (count($recur_ids))
|
|
{
|
|
$events = array_merge($this->read($recur_ids,null,false,$params['date_format']),$events);
|
|
}
|
|
}
|
|
if ($this->debug && ($this->debug > 0 || $this->debug == 'search'))
|
|
{
|
|
$this->debug_message('bocal::search(%1)=%2',True,$params,$events);
|
|
}
|
|
return $events;
|
|
}
|
|
|
|
/**
|
|
* Get integration data for a given app of a part (value for a certain key) of it
|
|
*
|
|
* @param string $app
|
|
* @param string $part
|
|
* @return array
|
|
*/
|
|
static function integration_get_data($app,$part=null)
|
|
{
|
|
static $integration_data;
|
|
|
|
if (!isset($integration_data))
|
|
{
|
|
$integration_data = calendar_so::get_integration_data();
|
|
}
|
|
|
|
if (!isset($integration_data[$app])) return null;
|
|
|
|
return $part ? $integration_data[$app][$part] : $integration_data[$app];
|
|
}
|
|
|
|
/**
|
|
* Get private attribute for an integration event
|
|
*
|
|
* Attribute 'is_private' is either a boolean value, eg. false to make all events of $app public
|
|
* or an ExecMethod callback with parameters $id,$event
|
|
*
|
|
* @param string $app
|
|
* @param int|string $id
|
|
* @return string
|
|
*/
|
|
static function integration_get_private($app,$id,$event)
|
|
{
|
|
$app_data = self::integration_get_data($app,'is_private');
|
|
|
|
// no method, fall back to link title
|
|
if (is_null($app_data))
|
|
{
|
|
$is_private = !egw_link::title($app,$id);
|
|
}
|
|
// boolean value to make all events of $app public (false) or private (true)
|
|
elseif (is_bool($app_data))
|
|
{
|
|
$is_private = $app_data;
|
|
}
|
|
else
|
|
{
|
|
$is_private = (bool)ExecMethod2($app_data,$id,$event);
|
|
}
|
|
//echo '<p>'.__METHOD__."($app,$id,) app_data=".array2string($app_data).' returning '.array2string($is_private)."</p>\n";
|
|
return $is_private;
|
|
}
|
|
|
|
/**
|
|
* Clears all non-private info from a privat event
|
|
*
|
|
* That function only returns the infos allowed to be viewed by people without EGW_ACL_PRIVATE grants
|
|
*
|
|
* @param array &$event
|
|
* @param array $allowed_participants ids of the allowed participants, eg. the ones the search is over or eg. the owner of the calendar
|
|
*/
|
|
function clear_private_infos(&$event,$allowed_participants = array())
|
|
{
|
|
$event = array(
|
|
'id' => $event['id'],
|
|
'start' => $event['start'],
|
|
'end' => $event['end'],
|
|
'tzid' => $event['tzid'],
|
|
'title' => lang('private'),
|
|
'modified' => $event['modified'],
|
|
'owner' => $event['owner'],
|
|
'recur_type' => MCAL_RECUR_NONE,
|
|
'etag' => $event['etag'],
|
|
'max_user_modified' => $event['max_user_modified'],
|
|
'participants' => array_intersect_key($event['participants'],array_flip($allowed_participants)),
|
|
'public'=> 0,
|
|
'category' => $event['category'], // category is visible anyway, eg. by using planner by cat
|
|
'non_blocking' => $event['non_blocking'],
|
|
);
|
|
}
|
|
|
|
/**
|
|
* check and evtl. move the horizont (maximum date for unlimited recuring events) to a new date
|
|
*
|
|
* @internal automaticaly called by search
|
|
* @param mixed $new_horizont time to set the horizont to (user-time)
|
|
*/
|
|
function check_move_horizont($new_horizont)
|
|
{
|
|
if ((int) $this->debug >= 2 || $this->debug == 'check_move_horizont')
|
|
{
|
|
$this->debug_message('bocal::check_move_horizont(%1) horizont=%2',true,$new_horizont,$this->config['horizont']);
|
|
}
|
|
$new_horizont = $this->date2ts($new_horizont,true); // now we are in server-time, where this function operates
|
|
|
|
if ($new_horizont <= $this->config['horizont']) // no move necessary
|
|
{
|
|
if ($this->debug == 'check_move_horizont') $this->debug_message('bocal::check_move_horizont(%1) horizont=%2 is bigger ==> nothing to do',true,$new_horizont,$this->config['horizont']);
|
|
return;
|
|
}
|
|
if (!empty($GLOBALS['egw_info']['server']['calendar_horizont']))
|
|
{
|
|
$maxdays = abs($GLOBALS['egw_info']['server']['calendar_horizont']);
|
|
}
|
|
if (empty($maxdays)) $maxdays = 1000; // old default
|
|
if ($new_horizont > time()+$maxdays*DAY_s) // some user tries to "look" more then the maximum number of days in the future
|
|
{
|
|
if ($this->debug == 'check_move_horizont') $this->debug_message('bocal::check_move_horizont(%1) horizont=%2 new horizont more then 1000 days from now --> ignoring it',true,$new_horizont,$this->config['horizont']);
|
|
$new_horizont = time()+$maxdays*DAY_s;
|
|
}
|
|
if ($new_horizont < time()+31*DAY_s)
|
|
{
|
|
$new_horizont = time()+31*DAY_s;
|
|
}
|
|
$old_horizont = $this->config['horizont'];
|
|
$this->config['horizont'] = $new_horizont;
|
|
|
|
// create further recurrences for all recurring and not yet (at the old horizont) ended events
|
|
if (($recuring = $this->so->unfinished_recuring($old_horizont)))
|
|
{
|
|
foreach($this->read(array_keys($recuring)) as $cal_id => $event)
|
|
{
|
|
if ($this->debug == 'check_move_horizont')
|
|
{
|
|
$this->debug_message('bocal::check_move_horizont(%1): calling set_recurrences(%2,%3)',true,$new_horizont,$event,$old_horizont);
|
|
}
|
|
// insert everything behind max(cal_start), which can be less then $old_horizont because of bugs in the past
|
|
$this->set_recurrences($event,egw_time::server2user($recuring[$cal_id]+1)); // set_recurences operates in user-time!
|
|
}
|
|
}
|
|
// update the horizont
|
|
$config = CreateObject('phpgwapi.config','calendar');
|
|
$config->save_value('horizont',$this->config['horizont'],'calendar');
|
|
|
|
if ($this->debug == 'check_move_horizont') $this->debug_message('bocal::check_move_horizont(%1) new horizont=%2, exiting',true,$new_horizont,$this->config['horizont']);
|
|
}
|
|
|
|
/**
|
|
* set all recurrences for an event until the defined horizont $this->config['horizont']
|
|
*
|
|
* This methods operates in usertime, while $this->config['horizont'] is in servertime!
|
|
*
|
|
* @param array $event
|
|
* @param mixed $start=0 minimum start-time for new recurrences or !$start = since the start of the event
|
|
*/
|
|
function set_recurrences($event,$start=0)
|
|
{
|
|
if ($this->debug && ((int) $this->debug >= 2 || $this->debug == 'set_recurrences' || $this->debug == 'check_move_horizont'))
|
|
{
|
|
$this->debug_message('bocal::set_recurrences(%1,%2)',true,$event,$start);
|
|
}
|
|
// check if the caller gave us enough information and if not read it from the DB
|
|
if (!isset($event['participants']) || !isset($event['start']) || !isset($event['end']))
|
|
{
|
|
list(,$event_read) = each($this->so->read($event['id']));
|
|
if (!isset($event['participants']))
|
|
{
|
|
$event['participants'] = $event_read['participants'];
|
|
}
|
|
if (!isset($event['start']) || !isset($event['end']))
|
|
{
|
|
$event['start'] = $event_read['start'];
|
|
$event['end'] = $event_read['end'];
|
|
}
|
|
}
|
|
if (!$start) $start = $event['start'];
|
|
|
|
$events = array();
|
|
$this->insert_all_recurrences($event,$start,$this->date2usertime($this->config['horizont']),$events);
|
|
|
|
$days = $this->so->get_recurrence_exceptions($event); // content of array is in server-time!
|
|
//error_log('set_recurrences: days=' . array2string($days) );
|
|
foreach($events as $event)
|
|
{
|
|
$start = $this->date2ts($event['start'],true);
|
|
if (in_array($start, (array)$days))
|
|
{
|
|
// we don't change the stati of recurrence exceptions
|
|
$event['participants'] = array();
|
|
}
|
|
if ($event['whole_day'])
|
|
{
|
|
$time = new egw_time($event['end'], egw_time::$user_timezone);
|
|
$time =& $this->so->startOfDay($time);
|
|
$time->setTime(23, 59, 59);
|
|
$end = $this->date2ts($time,true);
|
|
}
|
|
else
|
|
{
|
|
$end = $this->date2ts($event['end'],true);
|
|
}
|
|
$this->so->recurrence($event['id'],$start,$end,$event['participants']);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* convert data read from the db, eg. convert server to user-time
|
|
*
|
|
* @param array &$events array of event-arrays (reference)
|
|
* @param $date_format='ts' date-formats: 'ts'=timestamp, 'server'=timestamp in server-time, 'array'=array or string with date-format
|
|
*/
|
|
function db2data(&$events,$date_format='ts')
|
|
{
|
|
if (!is_array($events)) echo "<p>bocal::db2data(\$events,$date_format) \$events is no array<br />\n".function_backtrace()."</p>\n";
|
|
foreach ($events as &$event)
|
|
{
|
|
// convert timezone id of event to tzid (iCal id like 'Europe/Berlin')
|
|
if (!$event['tz_id'] || !($event['tzid'] = calendar_timezones::id2tz($event['tz_id'])))
|
|
{
|
|
$event['tzid'] = egw_time::$server_timezone->getName();
|
|
}
|
|
$event['whole_day'] = $this->isWholeDay($event);
|
|
if ($event['whole_day'] && $date_format != 'server')
|
|
{
|
|
// Adjust dates to user TZ
|
|
$time = new egw_time($event['start'], egw_time::$server_timezone);
|
|
$time =& $this->so->startOfDay($time, $event['tzid']);
|
|
$event['start'] = egw_time::to($time, $date_format);
|
|
$time = new egw_time($event['end'], egw_time::$server_timezone);
|
|
$time =& $this->so->startOfDay($time, $event['tzid']);
|
|
$time->setTime(23, 59, 59);
|
|
$event['end'] = egw_time::to($time, $date_format);
|
|
if (!empty($event['recurrence']))
|
|
{
|
|
$time = new egw_time($event['recurrence'], egw_time::$server_timezone);
|
|
$time =& $this->so->startOfDay($time, $event['tzid']);
|
|
$event['recurrence'] = egw_time::to($time, $date_format);
|
|
}
|
|
if (!empty($event['recur_enddate']))
|
|
{
|
|
$time = new egw_time($event['recur_enddate'], egw_time::$server_timezone);
|
|
$time =& $this->so->startOfDay($time, $event['tzid']);
|
|
$time->setTime(23, 59, 59);
|
|
$event['recur_enddate'] = egw_time::to($time, $date_format);
|
|
}
|
|
$timestamps = array('modified','created');
|
|
}
|
|
else
|
|
{
|
|
$timestamps = array('start','end','modified','created','recur_enddate','recurrence');
|
|
}
|
|
// we convert here from the server-time timestamps to user-time and (optional) to a different date-format!
|
|
foreach ($timestamps as $ts)
|
|
{
|
|
if (!empty($event[$ts]))
|
|
{
|
|
$event[$ts] = $this->date2usertime($event[$ts],$date_format);
|
|
}
|
|
}
|
|
// same with the recur exceptions
|
|
if (isset($event['recur_exception']) && is_array($event['recur_exception']))
|
|
{
|
|
foreach($event['recur_exception'] as &$date)
|
|
{
|
|
if ($event['whole_day'] && $date_format != 'server')
|
|
{
|
|
// Adjust dates to user TZ
|
|
$time = new egw_time($date, egw_time::$server_timezone);
|
|
$time =& $this->so->startOfDay($time, $event['tzid']);
|
|
$date = egw_time::to($time, $date_format);
|
|
}
|
|
else
|
|
{
|
|
$date = $this->date2usertime($date,$date_format);
|
|
}
|
|
}
|
|
}
|
|
// same with the alarms
|
|
if (isset($event['alarm']) && is_array($event['alarm']))
|
|
{
|
|
foreach($event['alarm'] as &$alarm)
|
|
{
|
|
$alarm['time'] = $this->date2usertime($alarm['time'],$date_format);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* convert a date from server to user-time
|
|
*
|
|
* @param int $ts timestamp in server-time
|
|
* @param string $date_format='ts' date-formats: 'ts'=timestamp, 'server'=timestamp in server-time, 'array'=array or string with date-format
|
|
* @return mixed depending of $date_format
|
|
*/
|
|
function date2usertime($ts,$date_format='ts')
|
|
{
|
|
if (empty($ts) || $date_format == 'server') return $ts;
|
|
|
|
return egw_time::server2user($ts,$date_format);
|
|
}
|
|
|
|
/**
|
|
* Reads a calendar-entry
|
|
*
|
|
* @param int|array|string $ids id or array of id's of the entries to read, or string with a single uid
|
|
* @param mixed $date=null date to specify a single event of a series
|
|
* @param boolean $ignore_acl should we ignore the acl, default False for a single id, true for multiple id's
|
|
* @param string $date_format='ts' date-formats: 'ts'=timestamp, 'server'=timestamp in servertime, 'array'=array, or string with date-format
|
|
* @return boolean|array event or array of id => event pairs, false if the acl-check went wrong, null if $ids not found
|
|
*/
|
|
function read($ids,$date=null,$ignore_acl=False,$date_format='ts')
|
|
{
|
|
if ($date) $date = $this->date2ts($date);
|
|
|
|
$return = null;
|
|
|
|
if ($ignore_acl || is_array($ids) || ($return = $this->check_perms(EGW_ACL_READ,$ids,0,$date_format,$date)))
|
|
{
|
|
if (is_array($ids) || !isset(self::$cached_event['id']) || self::$cached_event['id'] != $ids ||
|
|
self::$cached_event_date_format != $date_format ||
|
|
self::$cached_event['recur_type'] != MCAL_RECUR_NONE && self::$cached_event_date != $date)
|
|
{
|
|
$events = $this->so->read($ids,$date ? $this->date2ts($date,true) : 0);
|
|
|
|
if ($events)
|
|
{
|
|
$this->db2data($events,$date_format);
|
|
|
|
if (is_array($ids))
|
|
{
|
|
$return =& $events;
|
|
}
|
|
else
|
|
{
|
|
self::$cached_event = array_shift($events);
|
|
self::$cached_event_date_format = $date_format;
|
|
self::$cached_event_date = $date;
|
|
$return =& self::$cached_event;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$return = self::$cached_event;
|
|
}
|
|
}
|
|
if ($this->debug && ($this->debug > 1 || $this->debug == 'read'))
|
|
{
|
|
$this->debug_message('bocal::read(%1,%2,%3,%4)=%5',True,$ids,$date,$ignore_acl,$date_format,$return);
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Inserts all repetions of $event in the timespan between $start and $end into $events
|
|
*
|
|
* The new entries are just appended to $events, so $events is no longer sorted by startdate !!!
|
|
*
|
|
* Recurrences get calculated by rrule iterator implemented in calendar_rrule class.
|
|
*
|
|
* @param array $event repeating event whos repetions should be inserted
|
|
* @param mixed $start start-date
|
|
* @param mixed $end end-date
|
|
* @param array $events where the repetions get inserted
|
|
* @param array $recur_exceptions with date (in Ymd) as key (and True as values), seems not to be used anymore
|
|
*/
|
|
function insert_all_recurrences($event,$start,$end,&$events)
|
|
{
|
|
if ((int) $this->debug >= 3 || $this->debug == 'set_recurrences' || $this->debug == 'check_move_horizont' || $this->debug == 'insert_all_recurrences')
|
|
{
|
|
$this->debug_message(__METHOD__.'(%1,%2,%3,&$event)',true,$event,$start,$end);
|
|
}
|
|
$start_in = $start; $end_in = $end;
|
|
|
|
$start = $this->date2ts($start);
|
|
$event_start_ts = $this->date2ts($event['start']);
|
|
$event_length = $this->date2ts($event['end']) - $event_start_ts; // we use a constant event-length, NOT a constant end-time!
|
|
|
|
// if $end is before recur_enddate, use it instead
|
|
if (!$event['recur_enddate'] || $this->date2ts($event['recur_enddate']) > $this->date2ts($end))
|
|
{
|
|
//echo "<p>recur_enddate={$event['recur_enddate']}=".egw_time::to($event['recur_enddate'])." > end=$end=".egw_time::to($end)." --> using end instead of recur_enddate</p>\n";
|
|
$event['recur_enddate'] = $end;
|
|
}
|
|
// loop over all recurrences and insert them, if they are after $start
|
|
$rrule = calendar_rrule::event2rrule($event, true); // true = we operate in usertime, like the rest of calendar_bo
|
|
foreach($rrule as $time)
|
|
{
|
|
$time->setUser(); // $time is in timezone of event, convert it to usertime used here
|
|
if (($ts = $this->date2ts($time)) < $start-$event_length)
|
|
{
|
|
//echo "<p>".$time." --> ignored as $ts < $start-$event_length</p>\n";
|
|
continue; // to early or original event (returned by interator too)
|
|
}
|
|
|
|
$ts_end = $ts + $event_length;
|
|
|
|
// adjust ts_end for whole day events in case it does not fit due to
|
|
// spans over summer/wintertime adjusted days
|
|
if($event['whole_day'] && ($arr_end = $this->date2array($ts_end)) &&
|
|
!($arr_end['hour'] == 23 && $arr_end['minute'] == 59 && $arr_end['second'] == 59))
|
|
{
|
|
$arr_end['hour'] = 23;
|
|
$arr_end['minute'] = 59;
|
|
$arr_end['second'] = 59;
|
|
$ts_end_guess = $this->date2ts($arr_end);
|
|
if($ts_end_guess - $ts_end > DAY_s/2)
|
|
{
|
|
$ts_end = $ts_end_guess - DAY_s; // $ts_end_guess was one day too far in the future
|
|
}
|
|
else
|
|
{
|
|
$ts_end = $ts_end_guess; // $ts_end_guess was ok
|
|
}
|
|
}
|
|
|
|
$event['start'] = $ts;
|
|
$event['end'] = $ts_end;
|
|
$events[] = $event;
|
|
}
|
|
if ($this->debug && ((int) $this->debug > 2 || $this->debug == 'set_recurrences' || $this->debug == 'check_move_horizont' || $this->debug == 'insert_all_recurrences'))
|
|
{
|
|
$event['start'] = $event_start_ts;
|
|
$event['end'] = $event_start_ts + $event_length;
|
|
$this->debug_message(__METHOD__.'(%1,start=%2,end=%3,events) events=%5',True,$event,$start_in,$end_in,$events);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds one repetion of $event for $date_ymd to the $events array, after adjusting its start- and end-time
|
|
*
|
|
* @param array $events array in which the event gets inserted
|
|
* @param array $event event to insert, it has start- and end-date of the first recurrence, not of $date_ymd
|
|
* @param int|string $date_ymd of the date of the event
|
|
*/
|
|
function add_adjusted_event(&$events,$event,$date_ymd)
|
|
{
|
|
$event_in = $event;
|
|
// calculate the new start- and end-time
|
|
$length_s = $this->date2ts($event['end']) - $this->date2ts($event['start']);
|
|
$event_start_arr = $this->date2array($event['start']);
|
|
|
|
$date_arr = $this->date2array((string) $date_ymd);
|
|
$date_arr['hour'] = $event_start_arr['hour'];
|
|
$date_arr['minute'] = $event_start_arr['minute'];
|
|
$date_arr['second'] = $event_start_arr['second'];
|
|
unset($date_arr['raw']); // else date2ts would use it
|
|
$event['start'] = $this->date2ts($date_arr);
|
|
$event['end'] = $event['start'] + $length_s;
|
|
|
|
$events[] = $event;
|
|
|
|
if ($this->debug && ($this->debug > 2 || $this->debug == 'add_adjust_event'))
|
|
{
|
|
$this->debug_message('bocal::add_adjust_event(,%1,%2) as %3',True,$event_in,$date_ymd,$event);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetch information about a resource
|
|
*
|
|
* We do some caching here, as the resource itself might not do it.
|
|
*
|
|
* @param string $uid string with one-letter resource-type and numerical resource-id, eg. "r19"
|
|
* @return array|boolean array with keys res_id,cat_id,name,useable (name definied by max_quantity in $this->resources),rights,responsible or false if $uid is not found
|
|
*/
|
|
function resource_info($uid)
|
|
{
|
|
static $res_info_cache = array();
|
|
|
|
if (!isset($res_info_cache[$uid]))
|
|
{
|
|
if (is_numeric($uid))
|
|
{
|
|
$info = array(
|
|
'res_id' => $uid,
|
|
'email' => $GLOBALS['egw']->accounts->id2name($uid,'account_email'),
|
|
'name' => trim($GLOBALS['egw']->accounts->id2name($uid,'account_firstname'). ' ' .
|
|
$GLOBALS['egw']->accounts->id2name($uid,'account_lastname')),
|
|
'type' => $GLOBALS['egw']->accounts->get_type($uid),
|
|
);
|
|
}
|
|
else
|
|
{
|
|
list($info) = $this->resources[$uid[0]]['info'] ? ExecMethod($this->resources[$uid[0]]['info'],substr($uid,1)) : false;
|
|
if ($info)
|
|
{
|
|
$info['type'] = $uid[0];
|
|
if (!$info['email'] && $info['responsible'])
|
|
{
|
|
$info['email'] = $GLOBALS['egw']->accounts->id2name($info['responsible'],'account_email');
|
|
}
|
|
}
|
|
}
|
|
$res_info_cache[$uid] = $info;
|
|
}
|
|
if ($this->debug && ($this->debug > 2 || $this->debug == 'resource_info'))
|
|
{
|
|
$this->debug_message('bocal::resource_info(%1) = %2',True,$uid,$res_info_cache[$uid]);
|
|
}
|
|
return $res_info_cache[$uid];
|
|
}
|
|
|
|
/**
|
|
* Checks if the current user has the necessary ACL rights
|
|
*
|
|
* The check is performed on an event or generally on the cal of an other user
|
|
*
|
|
* Note: Participating in an event is considered as haveing read-access on that event,
|
|
* even if you have no general read-grant from that user.
|
|
*
|
|
* @param int $needed necessary ACL right: EGW_ACL_{READ|EDIT|DELETE}
|
|
* @param mixed $event event as array or the event-id or 0 for a general check
|
|
* @param int $other uid to check (if event==0) or 0 to check against $this->user
|
|
* @param string $date_format='ts' date-format used for reading: 'ts'=timestamp, 'array'=array, 'string'=iso8601 string for xmlrpc
|
|
* @param mixed $date_to_read=null date used for reading, internal param for the caching
|
|
* @return boolean true permission granted, false for permission denied or null if event not found
|
|
*/
|
|
function check_perms($needed,$event=0,$other=0,$date_format='ts',$date_to_read=null)
|
|
{
|
|
$event_in = $event;
|
|
if ($other && !is_numeric($other))
|
|
{
|
|
$resource = $this->resource_info($other);
|
|
return $needed & $resource['rights'];
|
|
}
|
|
if (is_int($event) && $event == 0)
|
|
{
|
|
$owner = $other ? $other : $this->user;
|
|
}
|
|
else
|
|
{
|
|
if (!is_array($event))
|
|
{
|
|
$event = $this->read($event,$date_to_read,true,$date_format); // = no ACL check !!!
|
|
}
|
|
if (!is_array($event))
|
|
{
|
|
if ($this->xmlrpc)
|
|
{
|
|
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['not_exist'],$GLOBALS['xmlrpcstr']['not_exist']);
|
|
}
|
|
return null; // event not found
|
|
}
|
|
$owner = $event['owner'];
|
|
$private = !$event['public'];
|
|
}
|
|
$grants = $this->grants[$owner];
|
|
if (is_array($event) && ($needed == EGW_ACL_READ || $needed == EGW_ACL_FREEBUSY))
|
|
{
|
|
// Check if the $user is one of the participants or has a read-grant from one of them
|
|
// in that case he has an implicite READ grant for that event
|
|
//
|
|
if ($event['participants'] && is_array($event['participants']))
|
|
{
|
|
foreach($event['participants'] as $uid => $accept)
|
|
{
|
|
if ($uid == $this->user || $uid < 0 && in_array($this->user,$GLOBALS['egw']->accounts->members($uid,true)))
|
|
{
|
|
$grants |= EGW_ACL_FREEBUSY;
|
|
// if we are a participant, we have an implicite READ and PRIVAT grant
|
|
// exept the group gives its members only EGW_ACL_FREEBUSY and the participant is not the current user
|
|
if ($this->grants[$uid] == EGW_ACL_FREEBUSY && $uid != $this->user) continue;
|
|
|
|
$grants |= EGW_ACL_READ | EGW_ACL_PRIVATE;
|
|
break;
|
|
}
|
|
elseif ($this->grants[$uid] & EGW_ACL_READ)
|
|
{
|
|
// if we have a READ grant from a participant, we dont give an implicit privat grant too
|
|
$grants |= EGW_ACL_READ;
|
|
// we cant break here, as we might be a participant too, and would miss the privat grant
|
|
}
|
|
elseif (!is_numeric($uid))
|
|
{
|
|
// if the owner only grants EGW_ACL_BUSY we are not interested in the recources explicit rights
|
|
if ($grants == EGW_ACL_FREEBUSY) break;
|
|
// if we have a resource as participant
|
|
$resource = $this->resource_info($uid);
|
|
$grants |= $resource['rights'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ($GLOBALS['egw']->accounts->get_type($owner) == 'g' && $needed == EGW_ACL_ADD)
|
|
{
|
|
$access = False; // a group can't be the owner of an event
|
|
}
|
|
else
|
|
{
|
|
$access = $this->user == $owner || $grants & $needed
|
|
&& ($needed == EGW_ACL_FREEBUSY || !$private || $grants & EGW_ACL_PRIVATE);
|
|
}
|
|
if ($this->debug && ($this->debug > 2 || $this->debug == 'check_perms'))
|
|
{
|
|
$this->debug_message('bocal::check_perms(%1,%2,%3)=%4',True,ACL_TYPE_IDENTIFER.$needed,$event,$other,$access);
|
|
}
|
|
return $access;
|
|
}
|
|
|
|
/**
|
|
* Converts several date-types to a timestamp and optionally converts user- to server-time
|
|
*
|
|
* @param mixed $date date to convert, should be one of the following types
|
|
* string (!) in form YYYYMMDD or iso8601 YYYY-MM-DDThh:mm:ss or YYYYMMDDThhmmss
|
|
* int already a timestamp
|
|
* array with keys 'second', 'minute', 'hour', 'day' or 'mday' (depricated !), 'month' and 'year'
|
|
* @param boolean $user2server=False conversion between user- and server-time; default False == Off
|
|
*/
|
|
static function date2ts($date,$user2server=False)
|
|
{
|
|
return $user2server ? egw_time::user2server($date,'ts') : egw_time::to($date,'ts');
|
|
}
|
|
|
|
/**
|
|
* Converts a date to an array and optionally converts server- to user-time
|
|
*
|
|
* @param mixed $date date to convert
|
|
* @param boolean $server2user_time conversation between user- and server-time default False == Off
|
|
* @return array with keys 'second', 'minute', 'hour', 'day', 'month', 'year', 'raw' (timestamp) and 'full' (Ymd-string)
|
|
*/
|
|
static function date2array($date,$server2user=False)
|
|
{
|
|
return $server2user ? egw_time::server2user($date,'array') : egw_time::to($date,'array');
|
|
}
|
|
|
|
/**
|
|
* Converts a date as timestamp or array to a date-string and optionaly converts server- to user-time
|
|
*
|
|
* @param mixed $date integer timestamp or array with ('year','month',..,'second') to convert
|
|
* @param boolean $server2user_time conversation between user- and server-time default False == Off, not used if $format ends with \Z
|
|
* @param string $format='Ymd' format of the date to return, eg. 'Y-m-d\TH:i:sO' (2005-11-01T15:30:00+0100)
|
|
* @return string date formatted according to $format
|
|
*/
|
|
static function date2string($date,$server2user=False,$format='Ymd')
|
|
{
|
|
return $server2user ? egw_time::server2user($date,$format) : egw_time::to($date,$format);
|
|
}
|
|
|
|
/**
|
|
* Formats a date given as timestamp or array
|
|
*
|
|
* @param mixed $date integer timestamp or array with ('year','month',..,'second') to convert
|
|
* @param string|boolean $format='' default common_prefs[dateformat], common_prefs[timeformat], false=time only, true=date only
|
|
* @return string the formated date (incl. time)
|
|
*/
|
|
static function format_date($date,$format='')
|
|
{
|
|
return egw_time::to($date,$format);
|
|
}
|
|
|
|
/**
|
|
* Gives out a debug-message with certain parameters
|
|
*
|
|
* All permanent debug-messages in the calendar should be done by this function !!!
|
|
* (In future they may be logged or sent as xmlrpc-faults back.)
|
|
*
|
|
* Permanent debug-message need to make sure NOT to give secret information like passwords !!!
|
|
*
|
|
* This function do NOT honor the setting of the debug variable, you may use it like
|
|
* if ($this->debug > N) $this->debug_message('Error ;-)');
|
|
*
|
|
* The parameters get formated depending on their type. ACL-values need a ACL_TYPE_IDENTIFER prefix.
|
|
*
|
|
* @param string $msg message with parameters/variables like lang(), eg. '%1'
|
|
* @param boolean $backtrace=True include a function-backtrace, default True=On
|
|
* should only be set to False=Off, if your code ensures a call with backtrace=On was made before !!!
|
|
* @param mixed $param a variable number of parameters, to be inserted in $msg
|
|
* arrays get serialized with print_r() !
|
|
*/
|
|
static function debug_message($msg,$backtrace=True)
|
|
{
|
|
static $acl2string = array(
|
|
0 => 'ACL-UNKNOWN',
|
|
EGW_ACL_READ => 'ACL_READ',
|
|
EGW_ACL_ADD => 'ACL_ADD',
|
|
EGW_ACL_EDIT => 'ACL_EDIT',
|
|
EGW_ACL_DELETE => 'ACL_DELETE',
|
|
EGW_ACL_PRIVATE => 'ACL_PRIVATE',
|
|
EGW_ACL_FREEBUSY => 'ACL_FREEBUSY',
|
|
);
|
|
for($i = 2; $i < func_num_args(); ++$i)
|
|
{
|
|
$param = func_get_arg($i);
|
|
|
|
if (is_null($param))
|
|
{
|
|
$param='NULL';
|
|
}
|
|
else
|
|
{
|
|
switch(gettype($param))
|
|
{
|
|
case 'string':
|
|
if (substr($param,0,strlen(ACL_TYPE_IDENTIFER))== ACL_TYPE_IDENTIFER)
|
|
{
|
|
$param = (int) substr($param,strlen(ACL_TYPE_IDENTIFER));
|
|
$param = (isset($acl2string[$param]) ? $acl2string[$param] : $acl2string[0])." ($param)";
|
|
}
|
|
else
|
|
{
|
|
$param = "'$param'";
|
|
}
|
|
break;
|
|
case 'egw_time':
|
|
case 'datetime':
|
|
$p = $param;
|
|
unset($param);
|
|
$param = $p->format('l, Y-m-d H:i:s').' ('.$p->getTimeZone()->getName().')';
|
|
break;
|
|
case 'array':
|
|
case 'object':
|
|
list(,$content) = @each($param);
|
|
$do_pre = is_array($param) ? count($param) > 6 || is_array($content)&&count($content) : True;
|
|
$param = ($do_pre ? '<pre>' : '').print_r($param,True).($do_pre ? '</pre>' : '');
|
|
break;
|
|
case 'boolean':
|
|
$param = $param ? 'True' : 'False';
|
|
break;
|
|
case 'integer':
|
|
if ($param >= mktime(0,0,0,1,1,2000)) $param = adodb_date('Y-m-d H:i:s',$param)." ($param)";
|
|
break;
|
|
}
|
|
}
|
|
$msg = str_replace('%'.($i-1),$param,$msg);
|
|
}
|
|
echo '<p>'.$msg."<br>\n".($backtrace ? 'Backtrace: '.function_backtrace(1)."</p>\n" : '').str_repeat(' ',4096);
|
|
}
|
|
|
|
/**
|
|
* Formats one or two dates (range) as long date (full monthname), optionaly with a time
|
|
*
|
|
* @param mixed $first first date
|
|
* @param mixed $last=0 last date if != 0 (default)
|
|
* @param boolean $display_time=false should a time be displayed too
|
|
* @param boolean $display_day=false should a day-name prefix the date, eg. monday June 20, 2006
|
|
* @return string with formated date
|
|
*/
|
|
function long_date($first,$last=0,$display_time=false,$display_day=false)
|
|
{
|
|
$first = $this->date2array($first);
|
|
if ($last)
|
|
{
|
|
$last = $this->date2array($last);
|
|
}
|
|
$datefmt = $this->common_prefs['dateformat'];
|
|
$timefmt = $this->common_prefs['timeformat'] == 12 ? 'h:i a' : 'H:i';
|
|
|
|
$month_before_day = strtolower($datefmt[0]) == 'm' ||
|
|
strtolower($datefmt[2]) == 'm' && $datefmt[4] == 'd';
|
|
|
|
if ($display_day)
|
|
{
|
|
$range = lang(adodb_date('l',$first['raw'])).($this->common_prefs['dateformat'][0] != 'd' ? ' ' : ', ');
|
|
}
|
|
for ($i = 0; $i < 5; $i += 2)
|
|
{
|
|
switch($datefmt[$i])
|
|
{
|
|
case 'd':
|
|
$range .= $first['day'] . ($datefmt[1] == '.' ? '.' : '');
|
|
if ($first['month'] != $last['month'] || $first['year'] != $last['year'])
|
|
{
|
|
if (!$month_before_day)
|
|
{
|
|
$range .= ' '.lang(strftime('%B',$first['raw']));
|
|
}
|
|
if ($first['year'] != $last['year'] && $datefmt[0] != 'Y')
|
|
{
|
|
$range .= ($datefmt[0] != 'd' ? ', ' : ' ') . $first['year'];
|
|
}
|
|
if ($display_time)
|
|
{
|
|
$range .= ' '.adodb_date($timefmt,$first['raw']);
|
|
}
|
|
if (!$last)
|
|
{
|
|
return $range;
|
|
}
|
|
$range .= ' - ';
|
|
|
|
if ($first['year'] != $last['year'] && $datefmt[0] == 'Y')
|
|
{
|
|
$range .= $last['year'] . ', ';
|
|
}
|
|
|
|
if ($month_before_day)
|
|
{
|
|
$range .= lang(strftime('%B',$last['raw']));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ($display_time)
|
|
{
|
|
$range .= ' '.adodb_date($timefmt,$first['raw']);
|
|
}
|
|
$range .= ' - ';
|
|
}
|
|
$range .= ' ' . $last['day'] . ($datefmt[1] == '.' ? '.' : '');
|
|
break;
|
|
case 'm':
|
|
case 'M':
|
|
$range .= ' '.lang(strftime('%B',$month_before_day ? $first['raw'] : $last['raw'])) . ' ';
|
|
break;
|
|
case 'Y':
|
|
if ($datefmt[0] != 'm')
|
|
{
|
|
$range .= ' ' . ($datefmt[0] == 'Y' ? $first['year'].($datefmt[2] == 'd' ? ', ' : ' ') : $last['year'].' ');
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if ($display_time && $last)
|
|
{
|
|
$range .= ' '.adodb_date($timefmt,$last['raw']);
|
|
}
|
|
if ($datefmt[4] == 'Y' && $datefmt[0] == 'm')
|
|
{
|
|
$range .= ', ' . $last['year'];
|
|
}
|
|
return $range;
|
|
}
|
|
|
|
/**
|
|
* Displays a timespan, eg. $both ? "10:00 - 13:00: 3h" (10:00 am - 1 pm: 3h) : "10:00 3h" (10:00 am 3h)
|
|
*
|
|
* @param int $start_m start time in minutes since 0h
|
|
* @param int $end_m end time in minutes since 0h
|
|
* @param boolean $both=false display the end-time too, duration is always displayed
|
|
*/
|
|
function timespan($start_m,$end_m,$both=false)
|
|
{
|
|
$duration = $end_m - $start_m;
|
|
if ($end_m == 24*60-1) ++$duration;
|
|
$duration = floor($duration/60).lang('h').($duration%60 ? $duration%60 : '');
|
|
|
|
$timespan = $t = $GLOBALS['egw']->common->formattime(sprintf('%02d',$start_m/60),sprintf('%02d',$start_m%60));
|
|
|
|
if ($both) // end-time too
|
|
{
|
|
$timespan .= ' - '.$GLOBALS['egw']->common->formattime(sprintf('%02d',$end_m/60),sprintf('%02d',$end_m%60));
|
|
// dont double am/pm if they are the same in both times
|
|
if ($this->common_prefs['timeformat'] == 12 && substr($timespan,-2) == substr($t,-2))
|
|
{
|
|
$timespan = str_replace($t,substr($t,0,-3),$timespan);
|
|
}
|
|
$timespan .= ':';
|
|
}
|
|
return $timespan . ' ' . $duration;
|
|
}
|
|
|
|
/**
|
|
* Converts a participant into a (readable) user- or resource-name
|
|
*
|
|
* @param string|int $id id of user or resource
|
|
* @param string|boolean type-letter or false
|
|
* @return string with name
|
|
*/
|
|
function participant_name($id,$use_type=false)
|
|
{
|
|
static $id2lid = array();
|
|
|
|
if ($use_type && $use_type != 'u') $id = $use_type.$id;
|
|
|
|
if (!isset($id2lid[$id]))
|
|
{
|
|
if (!is_numeric($id))
|
|
{
|
|
$id2lid[$id] = '#'.$id;
|
|
if (($info = $this->resource_info($id)))
|
|
{
|
|
$id2lid[$id] = $info['name'] ? $info['name'] : $info['email'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$id2lid[$id] = common::grab_owner_name($id);
|
|
}
|
|
}
|
|
return $id2lid[$id];
|
|
}
|
|
|
|
/**
|
|
* Converts participants array of an event into array of (readable) participant-names with status
|
|
*
|
|
* @param array $event event-data
|
|
* @param boolean $long_status=false should the long/verbose status or an icon be use
|
|
* @param boolean $show_group_invitation=false show group-invitations (status == 'G') or not (default)
|
|
* @return array with id / names with status pairs
|
|
*/
|
|
function participants($event,$long_status=false,$show_group_invitation=false)
|
|
{
|
|
//_debug_array($event);
|
|
$names = array();
|
|
foreach($event['participants'] as $id => $status)
|
|
{
|
|
calendar_so::split_status($status,$quantity,$role);
|
|
|
|
if ($status == 'G' && !$show_group_invitation) continue; // dont show group-invitation
|
|
|
|
if (!$long_status)
|
|
{
|
|
switch($status[0])
|
|
{
|
|
case 'A': // accepted
|
|
$status = html::image('calendar','agt_action_success',$this->verbose_status[$status]);
|
|
break;
|
|
case 'R': // rejected
|
|
$status = html::image('calendar','agt_action_fail',$this->verbose_status[$status]);
|
|
break;
|
|
case 'T': // tentative
|
|
$status = html::image('calendar','tentative',$this->verbose_status[$status]);
|
|
break;
|
|
case 'U': // no response = unknown
|
|
$status = html::image('calendar','cnr-pending',$this->verbose_status[$status]);
|
|
break;
|
|
case 'D': // delegated
|
|
$status = html::image('calendar','forward',$this->verbose_status[$status]);
|
|
break;
|
|
case 'G': // group invitation
|
|
// Todo: Image, seems not to be used
|
|
$status = '('.$this->verbose_status[$status].')';
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$status = '('.$this->verbose_status[$status].')';
|
|
}
|
|
$names[$id] = $this->participant_name($id).($quantity > 1 ? ' ('.$quantity.')' : '').' '.$status;
|
|
|
|
// add role, if not a regular participant
|
|
if ($role != 'REQ-PARTICIPANT')
|
|
{
|
|
if (isset($this->roles[$role]))
|
|
{
|
|
$role = lang($this->roles[$role]);
|
|
}
|
|
// allow to use cats as roles (beside regular iCal ones)
|
|
elseif (substr($role,0,6) == 'X-CAT-' && ($cat_id = (int)substr($role,6)) > 0)
|
|
{
|
|
$role = $GLOBALS['egw']->categories->id2name($cat_id);
|
|
}
|
|
else
|
|
{
|
|
$role = lang(str_replace('X-','',$role));
|
|
}
|
|
$names[$id] .= ' '.$role;
|
|
}
|
|
}
|
|
return $names;
|
|
}
|
|
|
|
/**
|
|
* Converts category string of an event into array of (readable) category-names
|
|
*
|
|
* @param string $category cat-id (multiple id's commaseparated)
|
|
* @param int $color color of the category, if multiple cats, the color of the last one with color is returned
|
|
* @return array with id / names
|
|
*/
|
|
function categories($category,&$color)
|
|
{
|
|
static $id2cat = array();
|
|
$cats = array();
|
|
$color = 0;
|
|
|
|
foreach(explode(',',$category) as $cat_id)
|
|
{
|
|
if (!$cat_id) continue;
|
|
|
|
if (!isset($id2cat[$cat_id]))
|
|
{
|
|
$id2cat[$cat_id] = categories::read($cat_id);
|
|
}
|
|
$cat = $id2cat[$cat_id];
|
|
|
|
if ($cat['data']['color'] || preg_match('/(#[0-9A-Fa-f]{6})/',$cat['description'],$parts))
|
|
{
|
|
$color = $cat['data']['color'] ? $cat['data']['color'] : $parts[1];
|
|
}
|
|
$cats[$cat_id] = stripslashes($cat['name']);
|
|
}
|
|
return $cats;
|
|
}
|
|
|
|
/**
|
|
* This is called only by list_cals(). It was moved here to remove fatal error in php5 beta4
|
|
*/
|
|
function _list_cals_add($id,&$users,&$groups)
|
|
{
|
|
$name = $GLOBALS['egw']->common->grab_owner_name($id);
|
|
if (($type = $GLOBALS['egw']->accounts->get_type($id)) == 'g')
|
|
{
|
|
$arr = &$groups;
|
|
}
|
|
else
|
|
{
|
|
$arr = &$users;
|
|
}
|
|
$arr[$name] = Array(
|
|
'grantor' => $id,
|
|
'value' => ($type == 'g' ? 'g_' : '') . $id,
|
|
'name' => $name
|
|
);
|
|
}
|
|
|
|
/**
|
|
* generate list of user- / group-calendars for the selectbox in the header
|
|
*
|
|
* @return array alphabeticaly sorted array with groups first and then users: $name => array('grantor'=>$id,'value'=>['g_'.]$id,'name'=>$name)
|
|
*/
|
|
function list_cals()
|
|
{
|
|
$users = $groups = array();
|
|
foreach($this->grants as $id => $rights)
|
|
{
|
|
$this->_list_cals_add($id,$users,$groups);
|
|
}
|
|
if ($memberships = $GLOBALS['egw']->accounts->membership($GLOBALS['egw_info']['user']['account_id']))
|
|
{
|
|
foreach($memberships as $group_info)
|
|
{
|
|
$this->_list_cals_add($group_info['account_id'],$users,$groups);
|
|
|
|
if ($account_perms = $GLOBALS['egw']->acl->get_ids_for_location($group_info['account_id'],EGW_ACL_READ,'calendar'))
|
|
{
|
|
foreach($account_perms as $id)
|
|
{
|
|
$this->_list_cals_add($id,$users,$groups);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
uksort($users,'strnatcasecmp');
|
|
uksort($groups,'strnatcasecmp');
|
|
|
|
return $users + $groups; // users first and then groups, both alphabeticaly
|
|
}
|
|
|
|
/**
|
|
* Convert the recurrence-information of an event, into a human readable string
|
|
*
|
|
* @param array $event
|
|
* @return string
|
|
*/
|
|
function recure2string($event)
|
|
{
|
|
return (string)calendar_rrule::event2rrule($event);
|
|
}
|
|
|
|
/**
|
|
* Read the holidays for a given $year
|
|
*
|
|
* The holidays get cached in the session (performance), so changes in holidays or birthdays do NOT affect a current session!!!
|
|
*
|
|
* @param int $year=0 year, defaults to 0 = current year
|
|
* @return array indexed with Ymd of array of holidays. A holiday is an array with the following fields:
|
|
* index: numerical unique id
|
|
* locale: string, 2-char short for the nation
|
|
* name: string
|
|
* day: numerical day in month
|
|
* month: numerical month
|
|
* occurence: numerical year or 0 for every year
|
|
* dow: day of week, 0=sunday, .., 6= saturday
|
|
* observande_rule: boolean
|
|
*/
|
|
function read_holidays($year=0)
|
|
{
|
|
if (!$year) $year = (int) date('Y',$this->now_su);
|
|
|
|
if (!$this->cached_holidays) // try reading the holidays from the session
|
|
{
|
|
$this->cached_holidays = $GLOBALS['egw']->session->appsession('holidays','calendar');
|
|
}
|
|
if (!isset($this->cached_holidays[$year]))
|
|
{
|
|
if (!is_object($this->holidays))
|
|
{
|
|
$this->holidays = CreateObject('calendar.boholiday');
|
|
}
|
|
$this->holidays->prepare_read_holidays($year);
|
|
$this->cached_holidays[$year] = $this->holidays->read_holiday();
|
|
|
|
// search for birthdays
|
|
if ($GLOBALS['egw_info']['server']['hide_birthdays'] != 'yes')
|
|
{
|
|
$contacts = CreateObject('phpgwapi.contacts');
|
|
$bdays =& $contacts->read(0,0,array('id','n_family','n_given','n_prefix','n_middle','bday'),'',"bday=!'',n_family=!''",'ASC','bday');
|
|
if ($bdays)
|
|
{
|
|
// sort by month and day only
|
|
usort($bdays,create_function('$a,$b','return (int) $a[\'bday\'] == (int) $b[\'bday\'] ? strcmp($a[\'bday\'],$b[\'bday\']) : (int) $a[\'bday\'] - (int) $b[\'bday\'];'));
|
|
foreach($bdays as $pers)
|
|
{
|
|
list($m,$d,$y) = explode('/',$pers['bday']);
|
|
if ($y > $year) continue; // not yet born
|
|
$this->cached_holidays[$year][sprintf('%04d%02d%02d',$year,$m,$d)][] = array(
|
|
'day' => $d,
|
|
'month' => $m,
|
|
'occurence' => 0,
|
|
'name' => lang('Birthday').' '.($pers['n_given'] ? $pers['n_given'] : $pers['n_prefix']).' '.$pers['n_middle'].' '.
|
|
$pers['n_family'].($y && !$GLOBALS['egw_info']['server']['hide_birthdays'] ? ' ('.$y.')' : ''),
|
|
'birthyear' => $y, // this can be used to identify birthdays from holidays
|
|
);
|
|
}
|
|
}
|
|
}
|
|
// store holidays and birthdays in the session
|
|
$this->cached_holidays = $GLOBALS['egw']->session->appsession('holidays','calendar',$this->cached_holidays);
|
|
}
|
|
if ((int) $this->debug >= 2 || $this->debug == 'read_holidays')
|
|
{
|
|
$this->debug_message('bocal::read_holidays(%1)=%2',true,$year,$this->cached_holidays[$year]);
|
|
}
|
|
return $this->cached_holidays[$year];
|
|
}
|
|
|
|
/**
|
|
* get title for an event identified by $event
|
|
*
|
|
* Is called as hook to participate in the linking
|
|
*
|
|
* @param int|array $entry int cal_id or array with event
|
|
* @param string|boolean string with title, null if not found or false if not read perms
|
|
*/
|
|
function link_title($event)
|
|
{
|
|
if (!is_array($event) && strpos($event, '-') !== false)
|
|
{
|
|
list($id, $recur) = explode('-', $event, 2);
|
|
$event = $this->read($id, $recur);
|
|
}
|
|
else if (!is_array($event) && (int) $event > 0)
|
|
{
|
|
$event = $this->read($event);
|
|
}
|
|
if (!is_array($event))
|
|
{
|
|
return $event;
|
|
}
|
|
return $this->format_date($event['start']) . ': ' . $event['title'];
|
|
}
|
|
|
|
/**
|
|
* query calendar for events matching $pattern
|
|
*
|
|
* Is called as hook to participate in the linking
|
|
*
|
|
* @param string $pattern pattern to search
|
|
* @return array with cal_id - title pairs of the matching entries
|
|
*/
|
|
function link_query($pattern, Array &$options = array())
|
|
{
|
|
$result = array();
|
|
$query = array(
|
|
'query' => $pattern,
|
|
'offset' => $options['start'],
|
|
);
|
|
if($options['num_rows']) {
|
|
$query['num_rows'] = $options['num_rows'];
|
|
}
|
|
foreach((array) $this->search($query) as $event)
|
|
{
|
|
$result[$event['id']] = $this->link_title($event);
|
|
}
|
|
$options['total'] = $this->total;
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Check access to the projects file store
|
|
*
|
|
* @param int $id id of entry
|
|
* @param int $check EGW_ACL_READ for read and EGW_ACL_EDIT for write or delete access
|
|
* @return boolean true if access is granted or false otherwise
|
|
*/
|
|
function file_access($id,$check,$rel_path)
|
|
{
|
|
return $this->check_perms($check,$id);
|
|
}
|
|
|
|
/**
|
|
* sets the default prefs, if they are not already set (on a per pref. basis)
|
|
*
|
|
* It sets a flag in the app-session-data to be called only once per session
|
|
*/
|
|
function check_set_default_prefs()
|
|
{
|
|
if ($this->cal_prefs['interval'] && ($set = $GLOBALS['egw']->session->appsession('default_prefs_set','calendar')))
|
|
{
|
|
return;
|
|
}
|
|
$GLOBALS['egw']->session->appsession('default_prefs_set','calendar','set');
|
|
|
|
$default_prefs =& $GLOBALS['egw']->preferences->default['calendar'];
|
|
$forced_prefs =& $GLOBALS['egw']->preferences->forced['calendar'];
|
|
|
|
if (!($planner_start_with_group = $GLOBALS['egw']->accounts->name2id('Default')))
|
|
{
|
|
$planner_start_with_group = '0';
|
|
}
|
|
$subject = lang('Calendar Event') . ' - $$action$$: $$startdate$$ $$title$$'."\n";
|
|
$values = array(
|
|
'notifyAdded' => $subject . lang ('You have a meeting scheduled for %1','$$startdate$$'),
|
|
'notifyCanceled' => $subject . lang ('Your meeting scheduled for %1 has been canceled','$$startdate$$'),
|
|
'notifyModified' => $subject . lang ('Your meeting that had been scheduled for %1 has been rescheduled to %2','$$olddate$$','$$startdate$$'),
|
|
'notifyDisinvited'=> $subject . lang ('You have been disinvited from the meeting at %1','$$startdate$$'),
|
|
'notifyResponse' => $subject . lang ('On %1 %2 %3 your meeting request for %4','$$date$$','$$fullname$$','$$action$$','$$startdate$$'),
|
|
'notifyAlarm' => lang('Alarm for %1 at %2 in %3','$$title$$','$$startdate$$','$$location$$')."\n".lang ('Here is your requested alarm.'),
|
|
'planner_start_with_group' => $planner_start_with_group,
|
|
'interval' => 30,
|
|
);
|
|
foreach($values as $var => $default)
|
|
{
|
|
$type = substr($var,0,6) == 'notify' ? 'forced' : 'default';
|
|
|
|
// only set, if neither default nor forced pref exists
|
|
if ((!isset($default_prefs[$var]) || (string)$default_prefs[$var] === '') && (!isset($forced_prefs[$var]) || (string)$forced_prefs[$var] === ''))
|
|
{
|
|
$GLOBALS['egw']->preferences->add('calendar',$var,$default,'default'); // always store default, even if we have a forced too
|
|
if ($type == 'forced') $GLOBALS['egw']->preferences->add('calendar',$var,$default,'forced');
|
|
$this->cal_prefs[$var] = $default;
|
|
$need_save = True;
|
|
}
|
|
}
|
|
if ($need_save)
|
|
{
|
|
$GLOBALS['egw']->preferences->save_repository(False,'default');
|
|
$GLOBALS['egw']->preferences->save_repository(False,'forced');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the freebusy URL of a user
|
|
*
|
|
* @param int|string $user account_id or account_lid
|
|
* @param string $pw=null password
|
|
*/
|
|
static function freebusy_url($user='',$pw=null)
|
|
{
|
|
if (is_numeric($user)) $user = $GLOBALS['egw']->accounts->id2name($user);
|
|
|
|
$credentials = '';
|
|
|
|
if ($pw)
|
|
{
|
|
$credentials = '&password='.urlencode($pw);
|
|
}
|
|
elseif ($GLOBALS['egw_info']['user']['preferences']['calendar']['freebusy'] == 2)
|
|
{
|
|
$credentials = $GLOBALS['egw_info']['user']['account_lid']
|
|
. ':' . $GLOBALS['egw_info']['user']['passwd'];
|
|
$credentials = '&cred=' . base64_encode($credentials);
|
|
}
|
|
return (!$GLOBALS['egw_info']['server']['webserver_url'] || $GLOBALS['egw_info']['server']['webserver_url'][0] == '/' ?
|
|
($_SERVER['HTTPS'] ? 'https://' : 'http://').$_SERVER['HTTP_HOST'] : '').
|
|
$GLOBALS['egw_info']['server']['webserver_url'].'/calendar/freebusy.php/?user='.urlencode($user).$credentials;
|
|
}
|
|
|
|
/**
|
|
* Check if the event is the whole day
|
|
*
|
|
* @param array $event event
|
|
* @return boolean true if whole day event, false othwerwise
|
|
*/
|
|
function isWholeDay($event)
|
|
{
|
|
// check if the event is the whole day
|
|
$start = $this->date2array($event['start']);
|
|
$end = $this->date2array($event['end']);
|
|
|
|
return !$start['hour'] && !$start['minute'] && $end['hour'] == 23 && $end['minute'] == 59;
|
|
}
|
|
}
|