* @copyright (c) 2004-9 by RalfBecker-At-outdoor-training.de * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @version $Id$ */ /** * calendar UserInterface forms: view and edit events, freetime search * * The new UI, BO and SO classes have a strikt definition, in which time-zone they operate: * UI only operates in user-time, so there have to be no conversation at all !!! * BO's functions take and return user-time only (!), they convert internaly everything to servertime, because * SO operates only on server-time * * The state of the UI elements is managed in the uical class, which all UI classes extend. * * All permanent debug messages of the calendar-code should done via the debug-message method of the bocal class !!! */ class calendar_uiforms extends calendar_ui { var $public_functions = array( 'freetimesearch' => True, 'edit' => true, 'export' => true, 'import' => true, ); /** * Standard durations used in edit and freetime search * * @var array */ var $durations = array(); /** * Name of the tabs used in edit * * @var string */ var $tabs = 'general|description|participants|recurrence|custom|links|alarms'; /** * default locking time for entries, that are opened by another user * * @var locktime in seconds */ var $locktime_default=1; /** * Constructor */ function __construct() { parent::__construct(true); // call the parent's constructor for ($n=15; $n <= 8*60; $n+=($n < 60 ? 15 : ($n < 240 ? 30 : 60))) { $this->durations[$n*60] = sprintf('%d:%02d',$n/60,$n%60); } } /** * Create a default event (adding a new event) by evaluating certain _GET vars * * @return array event-array */ function &default_add_event() { $extra_participants = $_GET['participants'] ? explode(',',$_GET['participants']) : array(); if (isset($_GET['owner'])) { $owner = $_GET['owner']; } // dont set the planner start group as owner/participants if called from planner elseif ($this->view != 'planner' || $this->owner != $this->cal_prefs['planner_start_with_group']) { $owner = $this->owner; } if (!$owner || !is_numeric($owner) || $GLOBALS['egw']->accounts->get_type($owner) != 'u' || !$this->bo->check_perms(EGW_ACL_ADD,0,$owner)) { if ($owner) // make an owner who is no user or we have no add-rights a participant { // if we come from ressources we don't need any users selected in calendar if (!isset($_GET['participants']) || $_GET['participants'][0] != 'r') { foreach(explode(',',$owner) as $uid) { // only add users or a single ressource, not all ressources displayed by a category if (is_numeric($uid) || $owner == $uid) { $extra_participants[] = $uid; } } } } $owner = $this->user; } //echo "
this->owner=$this->owner, _GET[owner]=$_GET[owner], user=$this->user => owner=$owner, extra_participants=".implode(',',$extra_participants)."
\n"; // by default include the owner as participant (the user can remove him) $extra_participants[] = $owner; $start = $this->bo->date2ts(array( 'full' => isset($_GET['date']) && (int) $_GET['date'] ? (int) $_GET['date'] : $this->date, 'hour' => (int) (isset($_GET['hour']) && (int) $_GET['hour'] ? $_GET['hour'] : $this->bo->cal_prefs['workdaystarts']), 'minute' => (int) $_GET['minute'], )); //echo "_GET[date]=$_GET[date], _GET[hour]=$_GET[hour], _GET[minute]=$_GET[minute], this->date=$this->date ==> start=$start=".date('Y-m-d H:i',$start)."
\n"; $participant_types['u'] = $participant_types = $participants = array(); foreach($extra_participants as $uid) { if (isset($participants[$uid])) continue; // already included if (is_numeric($uid)) { $participants[$uid] = $participant_types['u'][$uid] = calendar_so::combine_status($uid == $this->user ? 'A' : 'U',1,$uid == $this->user ? 'CHAIR' : 'REQ-PARTICIPANT'); } elseif (is_array($this->bo->resources[$uid[0]])) { $res_data = $this->bo->resources[$uid[0]]; list($id,$quantity) = explode(':',substr($uid,1)); if (($status = $res_data['new_status'] ? ExecMethod($res_data['new_status'],$id) : 'U')) { $participants[$uid] = $participant_types[$uid[0]][$id] = calendar_so::combine_status($status,$quantity,'REQ-PARTICIPANT'); } } } return array( 'participant_types' => $participant_types, 'participants' => $participants, 'owner' => $owner, 'start' => $start, 'end' => $start + (int) $this->bo->cal_prefs['defaultlength']*60, 'tzid' => $this->bo->common_prefs['tz'], 'priority' => 2, // normal 'public'=> $this->cal_prefs['default_private'] ? 0 : 1, 'alarm' => array(), ); } /** * Process the edited event and evtl. call edit to redisplay it * * @param array $content posted eTemplate content */ function process_edit($content) { $referer=$this->view_menuaction; list($button) = @each($content['button']); if (!$button && $content['action']) $button = $content['action']; // action selectbox unset($content['button']); unset($content['action']); $view = $content['view']; if ($button == 'ical') { $msg = $this->export($content['id'],true); } // delete a recur-exception if ($content['recur_exception']['delete_exception']) { list($date) = each($content['recur_exception']['delete_exception']); unset($content['recur_exception']['delete_exception']); if (($key = array_search($date,$content['recur_exception'])) !== false) { unset($content['recur_exception'][$key]); $content['recur_exception'] = array_values($content['recur_exception']); } } // delete an alarm if ($content['alarm']['delete_alarm']) { list($id) = each($content['alarm']['delete_alarm']); //echo "delete alarm $id"; _debug_array($content['alarm']['delete_alarm']); if ($content['id']) { if ($this->bo->delete_alarm($id)) { $msg = lang('Alarm deleted'); unset($content['alarm'][$id]); } else { $msg = lang('Permission denied'); } } else { unset($content['alarm'][$id]); } } if ($content['duration']) { $content['end'] = $content['start'] + $content['duration']; } $event = $content; unset($event['new_alarm']); unset($event['alarm']['delete_alarm']); unset($event['duration']); if (in_array($button,array('ignore','freetime','reedit'))) // called from conflict display { // no conversation necessary, event is already in the right format } elseif (isset($content['participants'])) // convert content => event { if ($content['whole_day']) { $event['start'] = $this->bo->date2array($event['start']); $event['start']['hour'] = $event['start']['minute'] = 0; unset($event['start']['raw']); $event['start'] = $this->bo->date2ts($event['start']); $event['end'] = $this->bo->date2array($event['end']); $event['end']['hour'] = 23; $event['end']['minute'] = $event['end']['second'] = 59; unset($event['end']['raw']); $event['end'] = $this->bo->date2ts($event['end']); } // some checks for recurances, if you give a date, make it a weekly repeating event and visa versa if ($event['recur_type'] == MCAL_RECUR_NONE && $event['recur_data']) $event['recur_type'] = MCAL_RECUR_WEEKLY; if ($event['recur_type'] == MCAL_RECUR_WEEKLY && !$event['recur_data']) { $event['recur_data'] = 1 << (int)date('w',$event['start']); } $event['participants'] = $event['participant_types'] = array(); foreach($content['participants'] as $key => $data) { switch($key) { case 'delete': // handled in default case 'quantity': // handled in new_resource case 'role': // handled in add, account or resource case 'cal_resources': break; case 'add': // email or rfc822 addresse (eg. "Ralf Becker'.lang('Permission denied')."
\n",null,true); common::egw_exit(); } } $event =& $this->default_add_event(); } else { $preserv['actual_date'] = $event['start']; // remember the date clicked if ($event['recur_type'] != MCAL_RECUR_NONE) { // check if we should create an exception if ($_GET['exception']) { // exception: preserv participants of this event and merge it with the 0-recurrence $participants = array('participants' => $event['participants'],'participant_types' => $event['participant_types']); $event = array_merge($this->bo->read($cal_id,0,true),$participants); $msg = $this->_create_exception($event,$preserv); } else { $event = $this->bo->read($cal_id,0,true); // read the 0-recurrence } } } // set new start and end if given by $_GET if(isset($_GET['start'])) { $event['start'] = $_GET['start']; } if(isset($_GET['end'])) { $event['end'] = $_GET['end']; } // check if the event is the whole day $start = $this->bo->date2array($event['start']); $end = $this->bo->date2array($event['end']); $event['whole_day'] = !$start['hour'] && !$start['minute'] && $end['hour'] == 23 && $end['minute'] == 59; $link_to_id = $event['id']; if (!$add_link && !$event['id'] && isset($_GET['link_app']) && isset($_GET['link_id']) && preg_match('/^[a-z_0-9-]+:[:a-z_0-9-]+$/i',$_GET['link_app'].':'.$_GET['link_id'])) // gard against XSS { egw_link::link('calendar',$link_to_id,$_GET['link_app'],$_GET['link_id']); } } $view = $preserv['view'] = $preserv['view'] || $event['id'] && !$this->bo->check_perms(EGW_ACL_EDIT,$event); //echo "view=$view, event="; _debug_array($event); // shared locking of entries to edit if (!$view && ($locktime = $GLOBALS['egw_info']['server']['Lock_Time_Calender']) && $event['id']) { $lock_path = egw_vfs::app_entry_lock_path('calendar',$event['id']); $lock_owner = 'mailto:'.$GLOBALS['egw_info']['user']['account_email']; if (($preserv['lock_token'] = $content['lock_token'])) // already locked --> refresh the lock { egw_vfs::lock($lock_path,$preserv['lock_token'],$locktime,$lock_owner,$scope='shared',$type='write',true,false); } if (($lock = egw_vfs::checkLock($lock_path)) && $lock['owner'] != $lock_owner) { $msg .= ' '.lang('This entry is currently opened by %1!', (($lock_uid = $GLOBALS['egw']->accounts->name2id(substr($lock['owner'],7),'account_email')) ? common::grab_owner_name($lock_uid) : $lock['owner'])); } elseif($lock) { $preserv['lock_token'] = $lock['token']; } elseif(egw_vfs::lock($lock_path,$preserv['lock_token'],$locktime,$lock_owner,$scope='shared',$type='write',false,false)) { // install ajax handler to unlock the entry again, if the window get's closed by the user $GLOBALS['egw']->js->set_onunload("xajax_doXMLHTTP('calendar.calendar_uiforms.ajax_unlock',$event[id],'$preserv[lock_token]');"); } else { $msg .= ' '.lang("Can't aquire lock!"); // eg. an exclusive lock via CalDAV ... $view = true; } //echo "lock_path=$lock_path, lock_owner=$lock_owner, lock_token=$preserv[lock_token], msg=$msg
\n"; } $content = array_merge($event,array( 'link_to' => array( 'to_id' => $link_to_id, 'to_app' => 'calendar', ), 'edit_single' => $preserv['edit_single'], // need to be in content too, as it is used in the template $this->tabs => $preserv[$this->tabs], 'view' => $view, 'msg' => $msg, )); $content['duration'] = $content['end'] - $content['start']; if (isset($this->durations[$content['duration']])) $content['end'] = ''; $row = 2; $readonlys = $content['participants'] = $preserv['participants'] = array(); foreach($event['participant_types'] as $type => $participants) { $name = 'accounts'; if (isset($this->bo->resources[$type])) { $name = $this->bo->resources[$type]['app']; } foreach($participants as $id => $status) { $uid = $type == 'u' ? $id : $type.$id; calendar_so::split_status($status,$quantity,$role); $preserv['participants'][$row] = $content['participants'][$row] = array( 'app' => $name == 'accounts' ? ($GLOBALS['egw']->accounts->get_type($id) == 'g' ? 'Group' : 'User') : $name, 'uid' => $uid, 'status' => $status, 'old_status' => $status, 'quantity' => $quantity > 1 || $uid[0] == 'r' ? $quantity : '', // only display quantity for resources or if > 1 'role' => $role, ); // replace iCal roles with a nicer label and remove regular REQ-PARTICIPANT if (isset($this->bo->roles[$role])) { $content['participants'][$row]['role_label'] = lang($this->bo->roles[$role]); } // allow third party apps to use categories for roles elseif(substr($role,0,6) == 'X-CAT-') { $content['participants'][$row]['role_label'] = $GLOBALS['egw']->categories->id2name(substr($role,6)); } else { $content['participants'][$row]['role_label'] = lang(str_replace('X-','',$role)); } //echo "$uid ($quantity): $role --> {$content['participants'][$row]['role']}
\n"; $readonlys[$row.'[status]'] = !$this->bo->check_status_perms($uid,$event); $readonlys["delete[$uid]"] = $preserv['hide_delete'] || !$this->bo->check_perms(EGW_ACL_EDIT,$event); // todo: make the participants available as links with email as title if ($name == 'accounts') { $content['participants'][$row++]['title'] = common::grab_owner_name($id); } elseif (($info = $this->bo->resource_info($uid))) { $content['participants'][$row++]['title'] = $info['name'] ? $info['name'] : $info['email']; } else { $content['participants'][$row++]['title'] = '#'.$uid; } // enumerate group-invitations, so people can accept/reject them if ($name == 'accounts' && $GLOBALS['egw']->accounts->get_type($id) == 'g' && ($members = $GLOBALS['egw']->accounts->members($id,true))) { $sel_options['status']['G'] = lang('Select one'); foreach($members as $member) { if (!isset($participants[$member]) && $this->bo->check_perms(EGW_ACL_READ,0,$member)) { $preserv['participants'][$row] = $content['participants'][$row] = array( 'app' => 'Group invitation', 'uid' => $member, 'status' => 'G', ); // read access is enough to invite participants, but you need edit rights to change status if (!$this->bo->check_perms(EGW_ACL_EDIT,0,$member)) { $readonlys[$row.'[quantity]'] = $readonlys["delete[$member]"] =$readonlys[$row]['status']= true; } else { $readonlys[$row.'[quantity]'] = $readonlys["delete[$member]"] = true; } $content['participants'][$row++]['title'] = common::grab_owner_name($member); } } } } // resouces / apps we shedule, atm. resources and addressbook $content['participants']['cal_resources'] = ''; foreach($this->bo->resources as $data) { $content['participants']['cal_resources'] .= ','.$data['app']; } // adding extra content for the resource link-entry widget to // * select resources or addressbook as a default selection on the app selectbox based on prefs $content['participants']['resource']['default_sel'] = $this->cal_prefs['defaultresource_sel']; // * get informations from the event on the ajax callback if (in_array($content['participants']['resource']['default_sel'],array('resources_conflict','resources_without_conflict'))) { // fix real app string $content['participants']['resource']['default_sel'] = 'resources'; // this will be used to get reservation information on the resource select list $content['participants']['resource']['extra'] = "values2url(this.form,'start,end,duration,participants,recur_type,whole_day')". "+'&exec[event_id]=".$content['id']."'"."+'&exec[show_conflict]=". (($this->cal_prefs['defaultresource_sel'] == 'resources_without_conflict')? '0':'1')."'"; } } $content['participants']['status_date'] = $preserv['actual_date']; $preserv = array_merge($preserv,$content); if ($event['alarm']) { // makes keys of the alarm-array starting with 1 $content['alarm'] = array(false); foreach(array_values($event['alarm']) as $id => $alarm) { if (!$alarm['all'] && !$this->bo->check_perms(EGW_ACL_READ,0,$alarm['owner'])) { continue; // no read rights to the calendar of the alarm-owner, dont show the alarm } $alarm['all'] = (int) $alarm['all']; $days = (int) ($alarm['offset'] / DAY_s); $hours = (int) (($alarm['offset'] % DAY_s) / HOUR_s); $minutes = (int) (($alarm['offset'] % HOUR_s) / 60); $label = array(); if ($days) $label[] = $days.' '.lang('days'); if ($hours) $label[] = $hours.' '.lang('hours'); if ($minutes) $label[] = $minutes.' '.lang('Minutes'); $alarm['offset'] = implode(', ',$label); $content['alarm'][] = $alarm; $readonlys['delete_alarm['.$id.']'] = !$this->bo->check_perms(EGW_ACL_EDIT,$alarm['all'] ? $event : 0,$alarm['owner']); } } else { $content['alarm'] = false; } $content['msg'] = $msg; if ($view) { foreach($event as $key => $val) { if ($key != 'alarm') $readonlys[$key] = true; } // we need to unset the tab itself, as this would make all content (incl. the change-status selects) readonly unset($readonlys[$this->tabs]); // participants are handled individual unset($readonlys['participants']); $readonlys['button[save]'] = $readonlys['button[apply]'] = $readonlys['freetime'] = true; $readonlys['link_to'] = $readonlys['customfields'] = true; $readonlys['duration'] = true; if ($event['recur_type'] != MCAL_RECUR_NONE) { $onclick =& $etpl->get_cell_attribute('button[delete]','onclick'); $onclick = str_replace('Delete this event','Delete this series of recuring events',$onclick); } $content['participants']['no_add'] = true; } else { // We hide the enddate if one of our predefined durations fits // the call to set_style_by_class has to be in onload, to make sure the function and the element is already created $GLOBALS['egw']->js->set_onload("set_style_by_class('table','end_hide','visibility','".($content['duration'] && isset($sel_options['duration'][$content['duration']]) ? 'hidden' : 'visible')."');"); $readonlys['recur_exception'] = !count($content['recur_exception']); // otherwise we get a delete button } // disabling the custom fields tab, if there are none $readonlys[$this->tabs] = array( 'custom' => !count($this->bo->config['customfields']), 'participants' => $this->accountsel->account_selection == 'none', ); if (!isset($GLOBALS['egw_info']['user']['apps']['felamimail'])) // no mail without mail-app { unset($sel_options['action']['mail']); } if (!$event['id']) // no ical export for new (not saved) events { $readonlys['action'] = true; } if (!($readonlys['button[exception]'] = !$this->bo->check_perms(EGW_ACL_EDIT,$event) || $event['recur_type'] == MCAL_RECUR_NONE)) { $content['exception_label'] = $this->bo->long_date($preserv['actual_date']); } $readonlys['button[delete]'] = !$event['id'] || $preserv['hide_delete'] || !$this->bo->check_perms(EGW_ACL_DELETE,$event); if (!$event['id'] || $this->bo->check_perms(EGW_ACL_EDIT,$event)) // new event or edit rights to the event ==> allow to add alarm for all users { $sel_options['owner'][0] = lang('All participants'); } if (isset($event['participant_types']['u'][$this->user])) { $sel_options['owner'][$this->user] = $this->bo->participant_name($this->user); } foreach((array) $event['participant_types']['u'] as $uid => $status) { if ($uid != $this->user && $status != 'R' && $this->bo->check_perms(EGW_ACL_EDIT,0,$uid)) { $sel_options['owner'][$uid] = $this->bo->participant_name($uid); } } $content['no_add_alarm'] = !count($sel_options['owner']); // no rights to set any alarm if (!$event['id']) { $etpl->set_cell_attribute('button[new_alarm]','type','checkbox'); } if ($preserv['no_popup']) { $etpl->set_cell_attribute('button[cancel]','onclick',''); } //echo "content="; _debug_array($content); //echo "preserv="; _debug_array($preserv); //echo "readonlys="; _debug_array($readonlys); //echo "sel_options="; _debug_array($sel_options); $GLOBALS['egw_info']['flags']['app_header'] = lang('calendar') . ' - ' . (!$event['id'] ? lang('Add') : ($view ? ($content['edit_single'] ? lang('View exception') : ($content['recur_type'] ? lang('View series') : lang('View'))) : ($content['edit_single'] ? lang('Create exception') : ($content['recur_type'] ? lang('Edit series') : lang('Edit'))))); $GLOBALS['egw_info']['flags']['java_script'] .= "\n"; $content['cancel_needs_refresh'] = (bool)$_GET['cancel_needs_refresh']; // non_interactive==true from $_GET calls immediate save action without displaying the edit form if(isset($_GET['non_interactive']) && (bool)$_GET['non_interactive'] === true) { unset($_GET['non_interactive']); // prevent process_exec <--> edit loops $content['button']['save'] = true; $this->process_edit(array_merge($content,$preserv)); } else { $etpl->exec('calendar.calendar_uiforms.process_edit',$content,$sel_options,$readonlys,$preserv,$preserv['no_popup'] ? 0 : 2); } } /** * Remove (shared) lock via ajax, when edit popup get's closed * * @param int $id * @param string $token */ function ajax_unlock($id,$token) { $lock_path = egw_vfs::app_entry_lock_path('calendar',$id); $lock_owner = 'mailto:'.$GLOBALS['egw_info']['user']['account_email']; if (($lock = egw_vfs::checkLock($lock_path)) && $lock['owner'] == $lock_owner || $lock['token'] == $token) { egw_vfs::unlock($lock_path,$token,false); } $response = new xajaxResponse(); $response->addScript('window.close();'); return $response->getXML(); } /** * displays a sheduling conflict * * @param array $event * @param array $conflicts array with conflicting events, the events are not garantied to be readable by the user! * @param array $preserv data to preserv */ function conflicts($event,$conflicts,$preserv) { $etpl = CreateObject('etemplate.etemplate','calendar.conflicts'); foreach($conflicts as $k => $conflict) { $is_readable = $this->bo->check_perms(EGW_ACL_READ,$conflict); $conflicts[$k] += array( 'icon_participants' => $is_readable ? (count($conflict['participants']) > 1 ? 'users' : 'single') : 'private', 'tooltip_participants' => $is_readable ? implode(', ',$this->bo->participants($conflict)) : '', 'time' => $this->bo->long_date($conflict['start'],$conflict['end'],true), 'conflicting_participants' => implode(",\n",$this->bo->participants(array( 'participants' => array_intersect_key($conflict['participants'],$event['participants']), ),true,true)), // show group invitations too 'icon_recur' => $conflict['recur_type'] != MCAL_RECUR_NONE ? 'recur' : '', 'text_recur' => $conflict['recur_type'] != MCAL_RECUR_NONE ? lang('Recurring event') : ' ', ); } $content = $event + array( 'conflicts' => array_values($conflicts), // conflicts have id-start as key ); $GLOBALS['egw_info']['flags']['app_header'] = lang('calendar') . ' - ' . lang('Scheduling conflict'); $etpl->exec('calendar.calendar_uiforms.process_edit',$content,false,false,array_merge($event,$preserv),$preserv['no_popup'] ? 0 : 2); } /** * Callback for freetimesearch button in edit * * It stores the data of the submitted form in the session under 'freetimesearch_args_'.$edit_content['id'], * for later retrival of the freetimesearch method, called by the returned window.open() command. * * @param array $edit_content * @return string with xajaxResponse */ function ajax_freetimesearch(array $edit_content) { $response = new xajaxResponse(); //$response->addAlert(__METHOD__.'('.array2string($edit_content).')'); if ($edit_content['duration']) { $edit_content['end'] = $edit_content['start'] + $edit_content['duration']; } if ($edit_content['whole_day']) { $arr = $this->bo->date2array($edit_content['start']); $arr['hour'] = $arr['minute'] = $arr['second'] = 0; unset($arr['raw']); $edit_content['start'] = $this->bo->date2ts($arr); $arr = $this->bo->date2array($edit_content['end']); $arr['hour'] = 23; $arr['minute'] = $arr['second'] = 59; unset($arr['raw']); $edit_content['end'] = $this->bo->date2ts($arr); } $content = array( 'start' => $edit_content['start'], 'duration' => $edit_content['end'] - $edit_content['start'], 'end' => $edit_content['end'], 'cal_id' => $edit_content['id'], 'recur_type' => $edit_content['recur_type'], 'participants' => array(), ); foreach($edit_content['participants'] as $key => $data) { if (is_numeric($key) && !$edit_content['participants']['delete'][$data['uid']]) { $content['participants'][] = $data['uid']; } elseif ($key == 'account' && !is_array($data) && $data) { $content['participants'][] = $data; } } // default search parameters $content['start_time'] = $edit_content['whole_day'] ? 0 : $this->cal_prefs['workdaystarts']; $content['end_time'] = $this->cal_prefs['workdayends']; if ($this->cal_prefs['workdayends']*HOUR_s < $this->cal_prefs['workdaystarts']*HOUR_s+$content['duration']) { $content['end_time'] = 0; // no end-time limit, as duration would never fit } $content['weekdays'] = MCAL_M_WEEKDAYS; $content['search_window'] = 7 * DAY_s; // store content in session egw_cache::setSession('calendar','freetimesearch_args_'.(int)$edit_content['id'],$content); //menuaction=calendar.calendar_uiforms.freetimesearch&values2url('start,end,duration,participants,recur_type,whole_day'),ft_search,700,500 $link = egw::link('/index.php',array( 'menuaction' => 'calendar.calendar_uiforms.freetimesearch', 'cal_id' => $edit_content['id'], )); $response->addScriptCall('egw_openWindowCentered2',$link,'ft_search',700,500); return $response->getXML(); } /** * Freetime search * * As the function is called in a popup via javascript, parametes get initialy transfered via the url * @param array $content=null array with parameters or false (default) to use the get-params * @param string start[str] start-date * @param string start[hour] start-hour * @param string start[min] start-minutes * @param string end[str] end-date * @param string end[hour] end-hour * @param string end[min] end-minutes * @param string participants ':' delimited string of user-id's */ function freetimesearch($content = null) { $etpl = new etemplate('calendar.freetimesearch'); $sel_options['search_window'] = array( 7*DAY_s => lang('one week'), 14*DAY_s => lang('two weeks'), 31*DAY_s => lang('one month'), 92*DAY_s => lang('three month'), 365*DAY_s => lang('one year'), ); if (!is_array($content)) { // get content from session (and delete it immediatly) $content = egw_cache::getSession('calendar','freetimesearch_args_'.(int)$_GET['cal_id']); egw_cache::unsetSession('calendar','freetimesearch_args_'.(int)$_GET['cal_id']); // pick a searchwindow fitting the duration (search for a 10 day slot in a one week window never succeeds) foreach($sel_options['search_window'] as $window => $label) { if ($window > $content['duration']) { $content['search_window'] = $window; break; } } } else { if (!$content['duration']) $content['duration'] = $content['end'] - $content['start']; if (is_array($content['freetime']['select'])) { list($selected) = each($content['freetime']['select']); //echo "$selected = ".date('D d.m.Y H:i',$content['freetime'][$selected]['start']); $start = (int) $content['freetime'][$selected]['start']; $end = $start + $content['duration']; /** * ToDo: make this an eTemplate function to transmit content back to the opener */ $fields_to_set = array( 'exec[start][str]' => date($this->common_prefs['dateformat'],$start), 'exec[start][i]' => (int) date('i',$start), 'exec[end][str]' => date($this->common_prefs['dateformat'],$end), 'exec[end][i]' => (int) date('i',$end), 'exec[duration]' => $content['duration'], ); if ($this->common_prefs['timeformat'] == 12) { $fields_to_set += array( 'exec[start][H]' => date('h',$start), 'exec[start][a]' => date('a',$start), 'exec[end][H]' => date('h',$end), 'exec[end][a]' => date('a',$end), ); } else { $fields_to_set += array( 'exec[start][H]' => (int) date('H',$start), 'exec[end][H]' => (int) date('H',$end), ); } echo " \n"; exit; } } if ($content['recur_type']) { $content['msg'] .= lang('Only the initial date of that recuring event is checked!'); } $content['freetime'] = $this->freetime($content['participants'],$content['start'],$content['start']+$content['search_window'],$content['duration'],$content['cal_id']); $content['freetime'] = $this->split_freetime_daywise($content['freetime'],$content['duration'],$content['weekdays'],$content['start_time'],$content['end_time'],$sel_options); //echo "".print_r($content,true)."\n"; $GLOBALS['egw_info']['flags']['app_header'] = lang('calendar') . ' - ' . lang('freetime search'); // let the window popup, if its already there $GLOBALS['egw_info']['flags']['java_script'] .= "\n"; if (!is_object($GLOBALS['egw']->js)) { $GLOBALS['egw']->js = CreateObject('phpgwapi.javascript'); } $sel_options['duration'] = $this->durations; if ($content['duration'] && isset($sel_options['duration'][$content['duration']])) $content['end'] = ''; // We hide the enddate if one of our predefined durations fits // the call to set_style_by_class has to be in onload, to make sure the function and the element is already created $GLOBALS['egw']->js->set_onload("set_style_by_class('table','end_hide','visibility','".($content['duration'] && isset($sel_options['duration'][$content['duration']]) ? 'hidden' : 'visible')."');"); $etpl->exec('calendar.calendar_uiforms.freetimesearch',$content,$sel_options,'',array( 'participants' => $content['participants'], 'cal_id' => $content['cal_id'], 'recur_type' => $content['recur_type'], ),2); } /** * calculate the freetime of given $participants in a certain time-span * * @param array $participants user-id's * @param int $start start-time timestamp in user-time * @param int $end end-time timestamp in user-time * @param int $duration min. duration in sec, default 1 * @param int $cal_id own id for existing events, to exclude them from being busy-time, default 0 * @return array of free time-slots: array with start and end values */ function freetime($participants,$start,$end,$duration=1,$cal_id=0) { if ($this->debug > 2) $this->bo->debug_message('uiforms::freetime(participants=%1, start=%2, end=%3, duration=%4, cal_id=%5)',true,$participants,$start,$end,$duration,$cal_id); $busy = $this->bo->search(array( 'start' => $start, 'end' => $end, 'users' => $participants, 'ignore_acl' => true, // otherwise we get only events readable by the user )); $busy[] = array( // add end-of-search-date as event, to cope with empty search and get freetime til that date 'start' => $end, 'end' => $end, ); $ft_start = $start; $freetime = array(); $n = 0; foreach($busy as $event) { if ((int)$cal_id && $event['id'] == (int)$cal_id) continue; // ignore our own event if ($event['non_blocking']) continue; // ignore non_blocking events if ($this->debug) { echo "
ft_start=".date('D d.m.Y H:i',$ft_start)."
\n";
echo "event[title]=$event[title]
\n";
echo "event[start]=".date('D d.m.Y H:i',$event['start'])."
\n";
echo "event[end]=".date('D d.m.Y H:i',$event['end'])."
\n";
}
// $events ends before our actual position ==> ignore it
if ($event['end'] < $ft_start)
{
//echo "==> event ends before ft_start ==> continue
\n";
continue;
}
// $events starts before our actual position ==> set start to it's end and go to next event
if ($event['start'] < $ft_start)
{
//echo "==> event starts before ft_start ==> set ft_start to it's end & continue
\n";
$ft_start = $event['end'];
continue;
}
$ft_end = $event['start'];
// only show slots equal or bigger to min_length
if ($ft_end - $ft_start >= $duration)
{
$freetime[++$n] = array(
'start' => $ft_start,
'end' => $ft_end,
);
if ($this->debug > 1) echo "
freetime: ".date('D d.m.Y H:i',$ft_start)." - ".date('D d.m.Y H:i',$ft_end)."
\n"; } $ft_start = $event['end']; } if ($this->debug > 0) $this->bo->debug_message('uiforms::freetime(participants=%1, start=%2, end=%3, duration=%4, cal_id=%5) freetime=%6',true,$participants,$start,$end,$duration,$cal_id,$freetime); return $freetime; } /** * split the freetime in daywise slot, taking into account weekdays, start- and stop-times * * If the duration is bigger then the difference of start- and end_time, the end_time is ignored * * @param array $freetime free time-slots: array with start and end values * @param int $duration min. duration in sec * @param int $weekdays allowed weekdays, bitfield of MCAL_M_... * @param int $start_time minimum start-hour 0-23 * @param int $end_time maximum end-hour 0-23, or 0 for none * @param array $sel_options on return options for start-time selectbox * @return array of free time-slots: array with start and end values */ function split_freetime_daywise($freetime,$duration,$weekdays,$start_time,$end_time,&$sel_options) { if ($this->debug > 1) $this->bo->debug_message('uiforms::split_freetime_daywise(freetime=%1, duration=%2, start_time=%3, end_time=%4)',true,$freetime,$duration,$start_time,$end_time); $freetime_daywise = array(); if (!is_array($sel_options)) $sel_options = array(); $time_format = $this->common_prefs['timeformat'] == 12 ? 'h:i a' : 'H:i'; $start_time = (int) $start_time; // ignore leading zeros $end_time = (int) $end_time; // ignore the end_time, if duration would never fit if (($end_time - $start_time)*HOUR_s < $duration) { $end_time = 0; if ($this->debug > 1) $this->bo->debug_message('uiforms::split_freetime_daywise(, duration=%2, start_time=%3,..) end_time set to 0, it never fits durationn otherwise',true,$duration,$start_time); } $n = 0; foreach($freetime as $ft) { $daybegin = $this->bo->date2array($ft['start']); $daybegin['hour'] = $daybegin['minute'] = $daybegin['second'] = 0; unset($daybegin['raw']); $daybegin = $this->bo->date2ts($daybegin); for($t = $daybegin; $t < $ft['end']; $t += DAY_s,$daybegin += DAY_s) { $dow = date('w',$daybegin+DAY_s/2); // 0=Sun, .., 6=Sat $mcal_dow = pow(2,$dow); if (!($weekdays & $mcal_dow)) { //echo "wrong day of week $dow