* @copyright Radagast Solutions 2008-2011
* @link http://radagast.biz/
*
*/
function event_calendar_get_event_for_edit($event_id) {
if ($event_id && $event = get_entity($event_id)) {
if ($event->canEdit()) {
return $event;
} else {
return false;
}
} else {
return false;
}
}
// returns the event or FALSE
function event_calendar_set_event_from_form($event_guid,$group_guid) {
$event_calendar_times = elgg_get_plugin_setting('times', 'event_calendar');
$event_calendar_region_display = elgg_get_plugin_setting('region_display', 'event_calendar');
$event_calendar_type_display = elgg_get_plugin_setting('type_display', 'event_calendar');
$event_calendar_spots_display = elgg_get_plugin_setting('spots_display', 'event_calendar');
$event_calendar_hide_end = elgg_get_plugin_setting('hide_end', 'event_calendar');
$event_calendar_more_required = elgg_get_plugin_setting('more_required', 'event_calendar');
$event_calendar_personal_manage = elgg_get_plugin_setting('personal_manage', 'event_calendar');
$event_calendar_repeating_events = elgg_get_plugin_setting('repeating_events', 'event_calendar');
if ($event_calendar_more_required == 'yes') {
$required_fields = array('title','venue','start_date',
'brief_description','fees','contact','organiser',
'tags');
if ($event_calendar_times != 'no') {
$required_fields[] = 'start_time';
if ($event_calendar_hide_end != 'yes') {
$required_fields[] = 'end_time';
}
}
if ($event_calendar_region_display == 'yes') {
$required_fields[] = 'region';
}
if ($event_calendar_type_display == 'yes') {
$required_fields[] = 'event_type';
}
if ($event_calendar_spots_display == 'yes') {
$required_fields[] = 'spots';
}
} else {
$required_fields = array('title');
}
if ($event_guid) {
$event = get_entity($event_guid);
if (!elgg_instanceof($event, 'object', 'event_calendar')) {
// do nothing because this is a bad event guid
return FALSE;
}
} else {
$user_guid = elgg_get_logged_in_user_guid();
$event = new ElggObject();
$event->subtype = 'event_calendar';
$event->owner_guid = $user_guid;
if ($group_guid) {
$event->container_guid = $group_guid;
} else {
$event->container_guid = $event->owner_guid;
}
}
$event->access_id = get_input('access_id');
$event->title = get_input('title');
$event->description = get_input('description');
$event->venue = get_input('venue');
$start_date = get_input('start_date');
$event->original_start_date = get_input('start_date');
//$end_date = trim(get_input('end_date',''));
// convert start date from current server time to GMT
$start_date_text = gmdate("Y-m-d",$start_date);
//$event->munged_start_date_string = $start_date_text." ".date_default_timezone_get();
$event->start_date = strtotime($start_date_text." ".date_default_timezone_get());
$end_date = trim(get_input('end_date',''));
$event->original_end_date = get_input('end_date');
if ($end_date) {
$end_date_text = gmdate("Y-m-d",$end_date);
$event->end_date = strtotime($end_date_text." ".date_default_timezone_get());
//$event->munged_end_date_string = $end_date_text." ".date_default_timezone_get();
} else {
$event->end_date = '';
}
if ($event_calendar_times != 'no') {
$st = get_input('start_time','');
if (is_numeric($st)) {
$event->start_time = $st;
} else {
$event->start_time = '';
}
$et = get_input('end_time','');
if (is_numeric($et)) {
$event->end_time = $et;
} else {
$event->end_time = '';
}
if (is_numeric($event->start_time)) {
// Set start date to the Unix start time, if set.
// This allows sorting by date *and* time.
$event->start_date += $event->start_time*60;
}
}
if ($event_calendar_spots_display == 'yes') {
$event->spots = trim(get_input('spots'));
}
if ($event_calendar_region_display == 'yes') {
$event->region = get_input('region');
}
if ($event_calendar_type_display == 'yes') {
$event->event_type = get_input('event_type');
}
if ($event_calendar_personal_manage == 'by_event') {
$event->personal_manage = get_input('personal_manage');
}
if ($event_calendar_repeating_events != 'no') {
$repeats = get_input('repeats');
$event->repeats = $repeats;
if ($repeats == 'yes') {
$event->repeat_interval = get_input('repeat_interval');
$dow = array('monday','tuesday','wednesday','thursday','friday','saturday','sunday');
foreach ($dow as $w) {
$v = 'event-calendar-repeating-'.$w.'-value';
$event->$v = get_input($v);
}
}
}
$event->fees = get_input('fees');
$event->contact = get_input('contact');
$event->organiser = get_input('organiser');
$event->tags = string_to_tag_array(get_input('tags'));
$event->long_description = get_input('long_description');
$event->all_day = get_input('all_day');
$event->schedule_type = get_input('schedule_type');
$event->send_reminder = get_input('send_reminder');
$event->reminder_number = get_input('reminder_number');
$event->reminder_interval = get_input('reminder_interval');
$event->real_end_time = event_calendar_get_end_time($event);
foreach ($required_fields as $fn) {
if (!trim($event->$fn)) {
return FALSE;
break;
}
}
if ($event->save()) {
if ($group_guid && (elgg_get_plugin_setting('autogroup', 'event_calendar') == 'yes')) {
event_calendar_add_personal_events_from_group($event->guid,$group_guid);
}
if (elgg_get_plugin_setting('add_users', 'event_calendar') == 'yes') {
if (function_exists('autocomplete_member_to_user')) {
$addusers = get_input('adduser',array());
foreach($addusers as $adduser) {
if ($adduser) {
$user = autocomplete_member_to_user($adduser);
$user_id = $user->guid;
event_calendar_add_personal_event($event->guid,$user_id);
if (elgg_get_plugin_setting('add_users_notify', 'event_calendar') == 'yes') {
notify_user($user_id, $CONFIG->site->guid, elgg_echo('event_calendar:add_users_notify:subject'),
sprintf(
elgg_echo('event_calendar:add_users_notify:body'),
$user->name,
$event->title,
$event->getURL()
)
);
}
}
}
}
}
}
return $event;
}
function event_calendar_get_events_between($start_date,$end_date,$is_count=FALSE,$limit=10,$offset=0,$container_guid=0,$region='-') {
if ($is_count) {
$count = event_calendar_get_entities_from_metadata_between2('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", 0, $container_guid, $limit,$offset,"",0,false,true,$region);
return $count;
} else {
$events = event_calendar_get_entities_from_metadata_between2('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", 0, $container_guid, $limit,$offset,"",0,false,false,$region);
$repeating_events = event_calendar_get_repeating_events_between($start_date,$end_date,$container_guid,$region);
$all_events = event_calendar_merge_repeating_events($events, $repeating_events);
return $all_events;
}
}
function event_calendar_merge_repeating_events($events, $repeating_events) {
$non_repeating_events = array();
foreach($events as $e) {
if ($e->repeats != 'yes') {
$non_repeating_events[] = array('event' => $e,'data' => array(array('start_time' => $e->start_date, 'end_time' => $e->real_end_time)));
}
}
return array_merge($non_repeating_events, $repeating_events);
}
function event_calendar_get_repeating_events_between($start_date,$end_date,$container_guid,$region) {
// game plan: get all repeating events with start date <= $end_date and then generate all possible events
// sanity check
if ($start_date <= $end_date) {
$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'limit' => 0,
'metadata_name_value_pairs' => array(
array(
'name' => 'start_date',
'value' => $end_date,
'operand' => '<='
),
array(
'name' => 'repeats',
'value' => 'yes'
),
)
);
if ($container_guid) {
if (is_array($container_guid)) {
$options['container_guids'] = $container_guid;
} else {
$options['container_guid'] = $container_guid;
}
}
if ($region && $region != '-') {
$options['metadata_name_value_pairs'][] = array(
'name' => 'region',
'value' => $region
);
}
$events = elgg_get_entities_from_metadata($options);
}
return event_calendar_get_repeating_event_structure($events, $start_date, $end_date);
}
function event_calendar_get_repeating_event_structure($events, $start_date, $end_date) {
$dow = array('monday','tuesday','wednesday','thursday','friday','saturday','sunday');
$repeating_events = array();
if ($events) {
$incs = array();
foreach($events as $e) {
$repeat_data = array();
$day_num = date('N',$e->start_date)-1;
for($d=0;$d<7;$d++) {
$fn = 'event-calendar-repeating-'.$dow[$d].'-value';
if ($e->$fn) {
$increment = $d - $day_num;
$incs[] = $increment;
}
}
if ($incs) {
sort($incs);
$repeat_interval = $e->repeat_interval;
$event_start_time = $e->start_date;
$event_end_time = $e->real_end_time;
$week = 0;
if ($event_start_time <= $event_end_time) {
$more_to_do = TRUE;
$cur_start_time = $event_start_time;
$cur_end_time = $event_end_time;
// keep generating events until after $end_date
// repeat_times is a sanity check to prevent infinite loops in case of bad data
$repeat_times = 0;
do {
foreach($incs as $inc) {
//$seconds = $inc*60*60*24;
if ($inc >=0) {
$tinc = "+ " . $inc;
} else {
$tinc = $inc;
}
$this_start_time = strtotime($tinc . " day", $cur_start_time);
$this_end_time = strtotime($tinc . " day", $cur_end_time);
if ($this_start_time > $end_date) {
$more_to_do = FALSE;
break;
}
if ($this_start_time >= $event_start_time) {
$repeat_data[] = array (
'start_time' => $this_start_time,
'end_time' => $this_end_time,
);
}
}
// repeat_interval weeks later
$week += $repeat_interval;
$cur_start_time = strtotime("+" . $week . " week", $event_start_time);
$cur_end_time = strtotime("+" . $week ." week", $event_end_time);
$repeat_times += 1;
} while ($repeat_times < 1000 && $more_to_do);
}
}
$repeating_events[] = array('event'=>$e,'data'=>$repeat_data);
}
}
return $repeating_events;
}
function event_calendar_get_open_events_between($start_date,$end_date,
$is_count,$limit=10,$offset=0,$container_guid=0,$region='-', $meta_max = 'spots', $annotation_name = 'personal_event') {
if ($is_count) {
$count = event_calendar_get_entities_from_metadata_between2('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", 0, $container_guid, $limit,$offset,"",0,false,true,$region,$meta_max,$annotation_name);
return $count;
} else {
$events = event_calendar_get_entities_from_metadata_between2('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", 0, $container_guid, $limit,$offset,"",0,false,false,$region,$meta_max,$annotation_name);
//return event_calendar_vsort($events,'start_date');
$repeating_events = event_calendar_get_open_repeating_events_between($start_date,$end_date,$container_guid,$region);
$all_events = event_calendar_merge_repeating_events($events, $repeating_events);
return $all_events;
}
}
function event_calendar_get_open_repeating_events_between($start_date,$end_date,$container_guid,$region) {
$db_prefix = elgg_get_config('dbprefix');
$meta_max = 'spots';
$annotation_name = 'personal_event';
$joins = array();
$wheres = array();
$meta_max_n = get_metastring_id($meta_max);
$ann_n = get_metastring_id($annotation_name);
if (!$meta_max_n || !$ann_n) {
if ($count) {
return 0;
} else {
return false;
}
}
$joins[] = "LEFT JOIN {$dbprefix}metadata m4 ON (e.guid = m4.entity_guid AND m4.name_id=$meta_max_n) ";
$joins[] = "LEFT JOIN {$dbprefix}metastrings ms4 ON (m4.value_id = ms4.id) ";
$wheres[] = "((ms4.string is null) OR (ms4.string = \"\") OR (CONVERT(ms4.string,SIGNED) > (SELECT count(id) FROM {$dbprefix}annotations ann WHERE ann.entity_guid = e.guid AND name_id = $ann_n GROUP BY entity_guid)))";
// sanity check
if ($start_date <= $end_date) {
$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'limit' => 0,
'metadata_name_value_pairs' => array(
array(
'name' => 'start_date',
'value' => $end_date,
'operand' => '<='
),
array(
'name' => 'repeats',
'value' => 'yes'
),
),
'joins' => $joins,
'wheres' => $wheres,
);
if ($container_guid) {
if (is_array($container_guid)) {
$options['container_guids'] = $container_guid;
} else {
$options['container_guid'] = $container_guid;
}
}
if ($region && $region != '-') {
$options['metadata_name_value_pairs'][] = array(
'name' => 'region',
'value' => $region
);
}
$events = elgg_get_entities_from_metadata($options);
}
return event_calendar_get_repeating_event_structure($events, $start_date, $end_date);
}
function event_calendar_get_events_for_user_between($start_date,$end_date,$is_count,$limit=10,$offset=0,$user_guid,$container_guid=0,$region='-') {
if ($is_count) {
// old way
$count = event_calendar_get_entities_from_metadata_between('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", $user_guid, $container_guid, $limit,$offset,"",0,true,true,$region);
return $count;
} else {
$events = event_calendar_get_entities_from_metadata_between('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", $user_guid, $container_guid, $limit,$offset,"",0,true,false,$region);
//return event_calendar_vsort($events,'start_date');
return $events;
}
}
function event_calendar_get_events_for_user_between2($start_date,$end_date,$is_count,$limit=10,$offset=0,$user_guid,$container_guid=0,$region='-') {
$options_new_way = array(
'type' => 'object',
'subtype' => 'event_calendar',
'relationship' => 'personal_event',
'relationship_guid' => $user_guid,
'metadata_name_value_pairs' => array( array( 'name' => 'start_date',
'value' => $start_date,
'operand' => '>='),
array( 'name' => 'real_end_time',
'value' => $end_date,
'operand' => '<=')
),
);
if ($container_guid) {
$options_new_way['container_guid'] = $container_guid;
}
if ($region && $region != '-') {
$options_new_way['metadata_name_value_pairs'][] = array('name'=>'region','value'=>sanitize_string($region));
}
if ($is_count) {
// old way
$count_old_way = event_calendar_get_entities_from_metadata_between('start_date','real_end_time',
$start_date, $end_date, "object", "event_calendar", $user_guid, $container_guid, $limit,$offset,"",0,true,true,$region);
// new way
$options_new_way['count'] = TRUE;
$count_new_way = elgg_get_entities_from_relationship($options_new_way);
return $count_old_way+$count_new_way;
} else {
$events_old_way = event_calendar_get_entities_from_metadata_between('start_date','real_end_time',
$start_date, $end_date, "object", "event_calendar", $user_guid, $container_guid, $limit,$offset,"",0,true,false,$region);
$options_new_way['limit'] = $limit;
$options_new_way['offset'] = $offset;
$options_new_way['order_by_metadata'] = array(array('name'=>'start_date','direction'=>'ASC','as'=>'integer'));
//print_r($options_new_way);
$events_new_way = elgg_get_entities_from_relationship($options_new_way);
//return event_calendar_vsort($events,'start_date');
$repeating_events = event_calendar_get_repeating_events_for_user_between($user_guid,$start_date,$end_date,$container_guid,$region);
$all_events = event_calendar_merge_repeating_events(array_merge($events_old_way,$events_new_way), $repeating_events);
return $all_events;
}
}
function event_calendar_get_repeating_events_for_user_between($user_guid,$start_date,$end_date,$container_guid,$region) {
$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'relationship' => 'personal_event',
'relationship_guid' => $user_guid,
'metadata_name_value_pairs' => array(
array(
'name' => 'start_date',
'value' => $end_date,
'operand' => '<='
),
array(
'name' => 'repeats',
'value' => 'yes'
),
)
);
if ($container_guid) {
if (is_array($container_guid)) {
$options['container_guids'] = $container_guid;
} else {
$options['container_guid'] = $container_guid;
}
}
if ($region && $region != '-') {
$options['metadata_name_value_pairs'][] = array(
'name' => 'region',
'value' => $region
);
}
$events = elgg_get_entities_from_relationship($options);
return event_calendar_get_repeating_event_structure($events, $start_date, $end_date);
}
function event_calendar_get_repeating_events_for_friends_between($user_guid,$friend_list,$start_date,$end_date,$container_guid=0,$region='-') {
$db_prefix = elgg_get_config('dbprefix');
$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'metadata_name_value_pairs' => array(
array( 'name' => 'start_date',
'value' => $end_date,
'operand' => '<='
),
array( 'name' => 'repeats',
'value' => 'yes'
)
),
'joins' => array("JOIN {$db_prefix}entity_relationships r ON (r.guid_two = e.guid)"),
'wheres' => array("r.relationship = 'personal_event'","r.guid_one IN ($friend_list)"),
);
if ($container_guid) {
if (is_array($container_guid)) {
$options['container_guids'] = $container_guid;
} else {
$options['container_guid'] = $container_guid;
}
}
if ($region && $region != '-') {
$options['metadata_name_value_pairs'][] = array('name'=>'region','value'=>sanitize_string($region));
}
$events = elgg_get_entities_from_relationship($options);
return event_calendar_get_repeating_event_structure($events, $start_date, $end_date);
}
function event_calendar_get_events_for_friends_between($start_date,$end_date,$is_count,$limit=10,$offset=0,$user_guid,$container_guid=0,$region='-') {
if ($user_guid) {
$friends = get_user_friends($user_guid,"",5000);
if ($friends) {
$friend_guids = array();
foreach($friends as $friend) {
$friend_guids[] = $friend->getGUID();
}
$friend_list = implode(",",$friend_guids);
// elgg_get_entities_from_relationship does not take multiple relationship guids, so need some custom joins and wheres
$db_prefix = elgg_get_config('dbprefix');
$options_new_way = array(
'type' => 'object',
'subtype' => 'event_calendar',
'metadata_name_value_pairs' => array(array( 'name' => 'start_date',
'value' => $start_date,
'operand' => '>='),
array( 'name' => 'real_end_time',
'value' => $end_date,
'operand' => '<=')
),
'joins' => array("JOIN {$db_prefix}entity_relationships r ON (r.guid_two = e.guid)"),
'wheres' => array("r.relationship = 'personal_event'","r.guid_one IN ($friend_list)"),
);
if ($container_guid) {
$options_new_way['container_guid'] = $container_guid;
}
if ($region && $region != '-') {
$options_new_way['metadata_name_value_pairs'][] = array('name'=>'region','value'=>sanitize_string($region));
}
if ($is_count) {
$count_old_way = event_calendar_get_entities_from_metadata_between('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", $friend_guids, $container_guid, $limit,$offset,"",0,true,true,$region);
$options_new_way['count'] = TRUE;
$count_new_way = elgg_get_entities_from_metadata($options_new_way);
return $count_old_way + $count_new_way;
} else {
$events_old_way = event_calendar_get_entities_from_metadata_between('start_date','end_date',
$start_date, $end_date, "object", "event_calendar", $friend_guids, $container_guid, $limit,$offset,"",0,true,false,$region);
//return event_calendar_vsort($events,'start_date');
$options_new_way['limit'] = $limit;
$options_new_way['offset'] = $offset;
$options_new_way['order_by_metadata'] = array(array('name'=>'start_date','direction'=>'ASC','as'=>'integer'));
//print_r($options_new_way);
$events_new_way = elgg_get_entities_from_metadata($options_new_way);
$repeating_events = event_calendar_get_repeating_events_for_friends_between($user_guid,$friend_list,$start_date,$end_date,$container_guid,$region);
$all_events = event_calendar_merge_repeating_events(array_merge($events_old_way,$events_new_way), $repeating_events);
return $all_events;
}
}
}
return array();
}
function event_calendar_vsort($original,$field, $descending = false) {
if (!$original) {
return $original;
}
$sortArr = array();
foreach ( $original as $key => $item ) {
$sortArr[ $key ] = $item->$field;
}
if ( $descending ) {
arsort( $sortArr );
} else {
asort( $sortArr );
}
$resultArr = array();
foreach ( $sortArr as $key => $value ) {
$resultArr[ $key ] = $original[ $key ];
}
return $resultArr;
}
// TODO - replace with Elgg API if possible
/**
* Return a list of entities based on the given search criteria.
* In this case, returns entities with the given metadata between two values inclusive
*
* @param mixed $meta_start_name
* @param mixed $meta_end_name
* @param mixed $meta_start_value - start of metadata range, must be numerical value
* @param mixed $meta_end_value - end of metadata range, must be numerical value
* @param string $entity_type The type of entity to look for, eg 'site' or 'object'
* @param string $entity_subtype The subtype of the entity.
* @param mixed $owner_guid Either one integer user guid or an array of user guids
* @param int $container_guid If supplied, the result is restricted to events associated with a specific container
* @param int $limit
* @param int $offset
* @param string $order_by Optional ordering.
* @param int $site_guid The site to get entities for. Leave as 0 (default) for the current site; -1 for all sites.
* @param boolean $filter Filter by events in personal calendar if true
* @param true|false $count If set to true, returns the total number of entities rather than a list. (Default: false)
*
* @return int|array A list of entities, or a count if $count is set to true
*/
function event_calendar_get_entities_from_metadata_between($meta_start_name, $meta_end_name, $meta_start_value, $meta_end_value, $entity_type = "", $entity_subtype = "", $owner_guid = 0, $container_guid = 0, $limit = 10, $offset = 0, $order_by = "", $site_guid = 0, $filter = false, $count = false, $region='-')
{
global $CONFIG;
// This should not be possible, but a sanity check just in case
if (!is_numeric($meta_start_value) || !is_numeric($meta_end_value)) {
return FALSE;
}
$meta_start_n = get_metastring_id($meta_start_name);
$meta_end_n = get_metastring_id($meta_end_name);
if ($region && $region != '-') {
$region_n = get_metastring_id('region');
$region_value_n = get_metastring_id($region);
if (!$region_n || !$region_value_n) {
if ($count) {
return 0;
} else {
return FALSE;
}
}
}
$entity_type = sanitise_string($entity_type);
$entity_subtype = get_subtype_id($entity_type, $entity_subtype);
$limit = (int)$limit;
$offset = (int)$offset;
//if ($order_by == "") $order_by = "e.time_created desc";
if ($order_by == "") $order_by = "v.string asc";
$order_by = sanitise_string($order_by);
$site_guid = (int) $site_guid;
if ((is_array($owner_guid) && (count($owner_guid)))) {
foreach($owner_guid as $key => $guid) {
$owner_guid[$key] = (int) $guid;
}
} else {
$owner_guid = (int) $owner_guid;
}
if ((is_array($container_guid) && (count($container_guid)))) {
foreach($container_guid as $key => $guid) {
$container_guid[$key] = (int) $guid;
}
} else {
$container_guid = (int) $container_guid;
}
if ($site_guid == 0)
$site_guid = $CONFIG->site_guid;
//$access = get_access_list();
$where = array();
if ($entity_type!="")
$where[] = "e.type='$entity_type'";
if ($entity_subtype)
$where[] = "e.subtype=$entity_subtype";
$where[] = "m.name_id='$meta_start_n'";
$where[] = "m2.name_id='$meta_end_n'";
$where[] = "((v.string >= $meta_start_value AND v.string <= $meta_end_value) OR ( v2.string >= $meta_start_value AND v2.string <= $meta_end_value) OR (v.string <= $meta_start_value AND v2.string >= $meta_start_value) OR ( v2.string <= $meta_end_value AND v2.string >= $meta_end_value))";
if ($region && $region != '-') {
$where[] = "m3.name_id='$region_n'";
$where[] = "m3.value_id='$region_value_n'";
}
if ($site_guid > 0)
$where[] = "e.site_guid = {$site_guid}";
if ($filter) {
if (is_array($owner_guid)) {
$where[] = "ms2.string in (".implode(",",$owner_guid).")";
} else if ($owner_guid > 0) {
$where[] = "ms2.string = {$owner_guid}";
}
$where[] = "ms.string = 'personal_event'";
} else {
if (is_array($owner_guid)) {
$where[] = "e.owner_guid in (".implode(",",$owner_guid).")";
} else if ($owner_guid > 0) {
$where[] = "e.owner_guid = {$owner_guid}";
}
}
if (is_array($container_guid)) {
$where[] = "e.container_guid in (".implode(",",$container_guid).")";
} else if ($container_guid > 0)
$where[] = "e.container_guid = {$container_guid}";
if (!$count) {
$query = "SELECT distinct e.* ";
} else {
$query = "SELECT count(distinct e.guid) as total ";
}
$query .= "from {$CONFIG->dbprefix}entities e JOIN {$CONFIG->dbprefix}metadata m on e.guid = m.entity_guid JOIN {$CONFIG->dbprefix}metadata m2 on e.guid = m2.entity_guid ";
if ($filter) {
$query .= "JOIN {$CONFIG->dbprefix}annotations a ON (a.entity_guid = e.guid) ";
$query .= "JOIN {$CONFIG->dbprefix}metastrings ms ON (a.name_id = ms.id) ";
$query .= "JOIN {$CONFIG->dbprefix}metastrings ms2 ON (a.value_id = ms2.id) ";
}
if ($region && $region != '-') {
$query .= "JOIN {$CONFIG->dbprefix}metadata m3 ON (e.guid = m3.entity_guid) ";
}
$query .= "JOIN {$CONFIG->dbprefix}metastrings v on v.id = m.value_id JOIN {$CONFIG->dbprefix}metastrings v2 on v2.id = m2.value_id where";
foreach ($where as $w)
$query .= " $w and ";
$query .= get_access_sql_suffix("e"); // Add access controls
$query .= ' and ' . get_access_sql_suffix("m"); // Add access controls
$query .= ' and ' . get_access_sql_suffix("m2"); // Add access controls
if (!$count) {
$query .= " order by $order_by";
if ($limit) {
$query .= " limit $offset, $limit"; // Add order and limit
}
$entities = get_data($query, "entity_row_to_elggstar");
if (elgg_get_plugin_setting('add_to_group_calendar', 'event_calendar') == 'yes') {
if (get_entity($container_guid) instanceOf ElggGroup) {
$entities = event_calendar_get_entities_from_metadata_between_related($meta_start_name, $meta_end_name,
$meta_start_value, $meta_end_value, $entity_type,
$entity_subtype, $owner_guid, $container_guid,
0, 0, "", 0,
false, false, '-',$entities);
}
}
return $entities;
} else {
if ($row = get_data_row($query))
return $row->total;
}
return false;
}
// adds any related events (has the display_on_group relation)
// that meet the appropriate criteria
function event_calendar_get_entities_from_metadata_between_related($meta_start_name, $meta_end_name,
$meta_start_value, $meta_end_value, $entity_type = "",
$entity_subtype = "", $owner_guid = 0, $container_guid = 0,
$limit = 10, $offset = 0, $order_by = "", $site_guid = 0,
$filter = false, $count = false, $region='-',$main_events) {
$main_list = array();
if ($main_events) {
foreach ($main_events as $event) {
$main_list[$event->guid] = $event;
}
}
$related_list = array();
$related_events = elgg_get_entities_from_relationship(array(
'relationship' => 'display_on_group',
'relationship_guid' => $container_guid,
'inverse_relationship' => TRUE,
));
if ($related_events) {
foreach ($related_events as $event) {
$related_list[$event->guid] = $event;
}
}
// get all the events (across all containers) that meet the criteria
$all_events = event_calendar_get_entities_from_metadata_between($meta_start_name, $meta_end_name,
$meta_start_value, $meta_end_value, $entity_type, $entity_subtype, $owner_guid,
0, $limit, $offset, $order_by, $site_guid, $filter, $count, $region);
if ($all_events) {
foreach($all_events as $event) {
if (array_key_exists($event->guid,$related_list)
&& !array_key_exists($event->guid,$main_list)) {
// add to main events
$main_events[] = $event;
}
}
}
return event_calendar_vsort($main_events,$meta_start_name);
}
// TODO: try to replace this with new Elgg 1.7 API
/**
* Return a list of entities based on the given search criteria.
* In this case, returns entities with the given metadata between two values inclusive
*
* @param mixed $meta_start_name
* @param mixed $meta_end_name
* @param mixed $meta_start_value - start of metadata range, must be numerical value
* @param mixed $meta_end_value - end of metadata range, must be numerical value
* @param string $entity_type The type of entity to look for, eg 'site' or 'object'
* @param string $entity_subtype The subtype of the entity.
* @param mixed $owner_guid Either one integer user guid or an array of user guids
* @param int $container_guid If supplied, the result is restricted to events associated with a specific container
* @param int $limit
* @param int $offset
* @param string $order_by Optional ordering.
* @param int $site_guid The site to get entities for. Leave as 0 (default) for the current site; -1 for all sites.
* @param boolean $filter Filter by events in personal calendar if true
* @param true|false $count If set to true, returns the total number of entities rather than a list. (Default: false)
* @param string $meta_max metadata name containing maximum annotation count
* @param string $annotation_name annotation name to count
*
* @return int|array A list of entities, or a count if $count is set to true
*
* TODO: see if the new API is robust enough to avoid this custom query
*/
function event_calendar_get_entities_from_metadata_between2
($meta_start_name, $meta_end_name, $meta_start_value, $meta_end_value,
$entity_type = "", $entity_subtype = "", $owner_guid = 0, $container_guid = 0,
$limit = 10, $offset = 0, $order_by = "", $site_guid = 0, $filter = false,
$count = false, $region='-', $meta_max = '', $annotation_name = '')
{
global $CONFIG;
// This should not be possible, but a sanity check just in case
if (!is_numeric($meta_start_value) || !is_numeric($meta_end_value)) {
return FALSE;
}
$meta_start_n = get_metastring_id($meta_start_name);
$meta_end_n = get_metastring_id($meta_end_name);
if ($region && $region != '-') {
$region_n = get_metastring_id('region');
$region_value_n = get_metastring_id($region);
if (!$region_n || !$region_value_n) {
if ($count) {
return 0;
} else {
return false;
}
}
}
$entity_type = sanitise_string($entity_type);
$entity_subtype = get_subtype_id($entity_type, $entity_subtype);
$limit = (int)$limit;
$offset = (int)$offset;
//if ($order_by == "") $order_by = "e.time_created desc";
if ($order_by == "") $order_by = "v.string asc";
$order_by = sanitise_string($order_by);
$site_guid = (int) $site_guid;
if ((is_array($owner_guid) && (count($owner_guid)))) {
foreach($owner_guid as $key => $guid) {
$owner_guid[$key] = (int) $guid;
}
} else {
$owner_guid = (int) $owner_guid;
}
if ((is_array($container_guid) && (count($container_guid)))) {
foreach($container_guid as $key => $guid) {
$container_guid[$key] = (int) $guid;
}
} else {
$container_guid = (int) $container_guid;
}
if ($site_guid == 0)
$site_guid = $CONFIG->site_guid;
//$access = get_access_list();
$where = array();
if ($entity_type!="")
$where[] = "e.type='$entity_type'";
if ($entity_subtype)
$where[] = "e.subtype=$entity_subtype";
$where[] = "m.name_id='$meta_start_n'";
$where[] = "m2.name_id='$meta_end_n'";
$where[] = "((v.string >= $meta_start_value AND v.string <= $meta_end_value) OR ( v2.string >= $meta_start_value AND v2.string <= $meta_end_value) OR (v.string <= $meta_start_value AND v2.string >= $meta_start_value) OR ( v2.string <= $meta_end_value AND v2.string >= $meta_end_value))";
if ($region && $region != '-') {
$where[] = "m3.name_id='$region_n'";
$where[] = "m3.value_id='$region_value_n'";
}
if ($site_guid > 0)
$where[] = "e.site_guid = {$site_guid}";
if ($filter) {
if (is_array($owner_guid)) {
$where[] = "ms2.string in (".implode(",",$owner_guid).")";
} else if ($owner_guid > 0) {
$where[] = "ms2.string = {$owner_guid}";
}
$where[] = "ms.string = 'personal_event'";
} else {
if (is_array($owner_guid)) {
$where[] = "e.owner_guid in (".implode(",",$owner_guid).")";
} else if ($owner_guid > 0) {
$where[] = "e.owner_guid = {$owner_guid}";
}
}
if (is_array($container_guid)) {
$where[] = "e.container_guid in (".implode(",",$container_guid).")";
} else if ($container_guid > 0)
$where[] = "e.container_guid = {$container_guid}";
if (!$count) {
$query = "SELECT distinct e.* ";
} else {
$query = "SELECT count(distinct e.guid) as total ";
}
$query .= "FROM {$CONFIG->dbprefix}entities e JOIN {$CONFIG->dbprefix}metadata m on e.guid = m.entity_guid JOIN {$CONFIG->dbprefix}metadata m2 on e.guid = m2.entity_guid ";
if ($filter) {
$query .= "JOIN {$CONFIG->dbprefix}annotations a ON (a.entity_guid = e.guid) ";
$query .= "JOIN {$CONFIG->dbprefix}metastrings ms ON (a.name_id = ms.id) ";
$query .= "JOIN {$CONFIG->dbprefix}metastrings ms2 ON (a.value_id = ms2.id) ";
}
if ($region && $region != '-') {
$query .= "JOIN {$CONFIG->dbprefix}metadata m3 ON (e.guid = m3.entity_guid) ";
}
if ($meta_max && $annotation_name) {
// This groups events for which the meta max name is defined
// perhaps this should be a left join and accept null values?
// so it would return groups with no spots defined as well
$meta_max_n = get_metastring_id($meta_max);
$ann_n = get_metastring_id($annotation_name);
if (!$meta_max_n || !$ann_n) {
if ($count) {
return 0;
} else {
return false;
}
}
$query .= " LEFT JOIN {$CONFIG->dbprefix}metadata m4 ON (e.guid = m4.entity_guid AND m4.name_id=$meta_max_n) ";
$query .= " LEFT JOIN {$CONFIG->dbprefix}metastrings ms4 ON (m4.value_id = ms4.id) ";
$where[] = "((ms4.string is null) OR (ms4.string = \"\") OR (CONVERT(ms4.string,SIGNED) > (SELECT count(id) FROM {$CONFIG->dbprefix}annotations ann WHERE ann.entity_guid = e.guid AND name_id = $ann_n GROUP BY entity_guid)))";
}
$query .= "JOIN {$CONFIG->dbprefix}metastrings v on v.id = m.value_id JOIN {$CONFIG->dbprefix}metastrings v2 on v2.id = m2.value_id where";
foreach ($where as $w)
$query .= " $w AND ";
$query .= get_access_sql_suffix("e"); // Add access controls
$query .= ' AND ' . get_access_sql_suffix("m"); // Add access controls
$query .= ' AND ' . get_access_sql_suffix("m2"); // Add access controls
if (!$count) {
$query .= " order by $order_by";
if ($limit) {
$query .= " limit $offset, $limit"; // Add order and limit
}
return get_data($query, "entity_row_to_elggstar");
} else {
if ($row = get_data_row($query))
return $row->total;
}
return false;
}
function event_calendar_has_personal_event($event_guid,$user_guid) {
// check legacy implementation and new one
if (check_entity_relationship($user_guid,'personal_event',$event_guid)) {
return TRUE;
} else {
// use old method for now
$options = array('guid'=>$event_guid,'annotation_name' => 'personal_event', 'annotation_value' => $user_guid,'count'=>TRUE);
//$annotations = get_annotations($event_guid, "object", "event_calendar", "personal_event", (int) $user_guid, $user_guid);
if (elgg_get_annotations($options)) {
return TRUE;
} else {
return FALSE;
}
}
}
function event_calendar_add_personal_event($event_guid,$user_guid) {
if ($event_guid && $user_guid) {
if (!event_calendar_has_personal_event($event_guid,$user_guid)
&& !event_calendar_has_collision($event_guid,$user_guid)) {
if (!event_calendar_is_full($event_guid)) {
add_entity_relationship($user_guid,'personal_event',$event_guid);
return TRUE;
}
}
}
return FALSE;
}
function event_calendar_add_personal_events_from_group($event_guid,$group_guid) {
$members = get_group_members($group_guid, 100000);
foreach($members as $member) {
$member_id = $member->getGUID();
event_calendar_add_personal_event($event_guid,$member_id);
}
}
function event_calendar_remove_personal_event($event_guid,$user_guid) {
remove_entity_relationship($user_guid,'personal_event',$event_guid);
// also use old method for now
$annotations = get_annotations($event_guid, "object", "event_calendar", "personal_event", (int) $user_guid, $user_guid);
if ($annotations) {
foreach ($annotations as $annotation) {
$annotation->delete();
}
}
}
function event_calendar_get_personal_events_for_user($user_guid,$limit) {
$events_old_way = elgg_get_entities_from_annotations(array(
'type' => 'object',
'subtype' => 'event_calendar',
'annotation_names' => 'personal_event',
'annotation_value' => $user_guid,
'limit' => 0,
));
$events_new_way = elgg_get_entities_from_relationship(array(
'type' => 'object',
'subtype' => 'event_calendar',
'relationship' => 'personal_event',
'relationship_guid' => $user_guid,
'limit' => 0,
));
$events = array_merge($events_old_way,$events_new_way);
$final_events = array();
if ($events) {
$now = time();
$one_day = 60*60*24;
// don't show events that have been over for more than a day
foreach($events as $event) {
if (($event->start_date > $now-$one_day) || ($event->end_date && ($event->end_date > $now-$one_day))) {
$final_events[] = $event;
}
}
}
$sorted = event_calendar_vsort($final_events,'start_date');
return array_slice($sorted,0,$limit);
}
// the old way used annotations, and the new Elgg 1.8 way uses relationships
// for now this version attempts to bridge the gap by using both methods for older sites
function event_calendar_get_users_for_event($event_guid,$limit,$offset=0,$is_count=FALSE) {
$options = array(
'type' => 'user',
'relationship' => 'personal_event',
'relationship_guid' => $event_guid,
'inverse_relationship' => TRUE,
'limit' => 0,
);
if ($is_count) {
//$count_old_way = count_annotations($event_guid, "object", "event_calendar", "personal_event");
$count_old_way = elgg_get_annotations(array(
'guid'=>$event_guid,
'type'=>"object",
'subtype'=>"event_calendar",
'annotation_name' => "personal_event",
'count'=>TRUE)
);
$options ['count'] = TRUE;
$count_new_way = elgg_get_entities_from_relationship($options);
return $count_old_way + $count_new_way;
} else {
$users_old_way = array();
//$annotations = get_annotations($event_id, "object", "event_calendar", "personal_event", "", 0, $limit, $offset);
$annotations = elgg_get_annotations(array(
'guid'=>$event_guid,
'type'=>"object",
'subtype'=>"event_calendar",
'annotation_name' => "personal_event",
'limit' => $limit,
'offset' => $offset)
);
if ($annotations) {
foreach($annotations as $annotation) {
if (($user = get_entity($annotation->value)) && ($user instanceOf ElggUser)) {
$users_old_way[] = $user;
}
}
}
$users_new_way = elgg_get_entities_from_relationship($options);
return array_merge($users_old_way,$users_new_way);
}
}
function event_calendar_security_fields() {
$ts = time();
$token = generate_action_token($ts);
return "__elgg_token=$token&__elgg_ts=$ts";
}
function event_calendar_get_events_for_group($group_guid) {
$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'container_guid' => $group_guid,
'limit' => 0,
);
return elgg_get_entities($options);
}
function event_calendar_convert_time($time) {
$event_calendar_time_format = elgg_get_plugin_setting('timeformat','event_calendar');
if ($event_calendar_time_format == '12') {
$hour = floor($time/60);
$minute = sprintf("%02d",$time-60*$hour);
if ($hour < 12) {
return "$hour:$minute am";
} else {
$hour -= 12;
return "$hour:$minute pm";
}
} else {
$hour = floor($time/60);
$minute = sprintf("%02d",$time-60*$hour);
return "$hour:$minute";
}
}
function event_calendar_format_time($date,$time1,$time2='') {
if (is_numeric($time1)) {
$t = event_calendar_convert_time($time1);
if (is_numeric($time2)) {
$t .= " - ".event_calendar_convert_time($time2);
}
return "$t, $date";
} else {
return $date;
}
}
function event_calender_get_gmt_from_server_time($server_time) {
$gmtime = $server_time - (int)substr(date('O'),0,3)*60*60;
}
function event_calendar_activated_for_group($group) {
$group_calendar = elgg_get_plugin_setting('group_calendar', 'event_calendar');
$group_default = elgg_get_plugin_setting('group_default', 'event_calendar');
if ($group && ($group_calendar != 'no')) {
if ( ($group->event_calendar_enable == 'yes') || ((!$group->event_calendar_enable && (!$group_default || $group_default == 'yes')))) {
return true;
}
}
return false;
}
function event_calendar_get_region($event) {
$event_calendar_region_list_handles = elgg_get_plugin_setting('region_list_handles', 'event_calendar');
$region = trim($event->region);
if ($event_calendar_region_list_handles == 'yes') {
$region = elgg_echo('event_calendar:region:'.$region);
}
return htmlspecialchars($region);
}
function event_calendar_get_type($event) {
$event_calendar_type_list_handles = elgg_get_plugin_setting('type_list_handles', 'event_calendar');
$type = trim($event->event_type);
if ($event_calendar_type_list_handles == 'yes') {
$type = elgg_echo('event_calendar:type:'.$type);
}
return htmlspecialchars($type);
}
function event_calendar_get_formatted_full_items($event) {
$time_bit = event_calendar_get_formatted_time($event);
$event_calendar_region_display = elgg_get_plugin_setting('region_display', 'event_calendar');
$event_calendar_type_display = elgg_get_plugin_setting('type_display', 'event_calendar');
$event_items = array();
$item = new stdClass();
$item->title = elgg_echo('event_calendar:when_label');
$item->value = $time_bit;
$event_items[] = $item;
$item = new stdClass();
$item->title = elgg_echo('event_calendar:venue_label');
$item->value = htmlspecialchars($event->venue);
$event_items[] = $item;
if ($event_calendar_region_display == 'yes') {
$item = new stdClass();
$item->title = elgg_echo('event_calendar:region_label');
$item->value = event_calendar_get_region($event);
$event_items[] = $item;
}
if ($event_calendar_type_display == 'yes') {
$item = new stdClass();
$item->title = elgg_echo('event_calendar:type_label');
$item->value = event_calendar_get_type($event);
$event_items[] = $item;
}
$item = new stdClass();
$item->title = elgg_echo('event_calendar:fees_label');
$item->value = htmlspecialchars($event->fees);
$event_items[] = $item;
$item = new stdClass();
$item->title = elgg_echo('event_calendar:organiser_label');
$item->value = htmlspecialchars($event->organiser);
$event_items[] = $item;
$item = new stdClass();
$item->title = elgg_echo('event_calendar:contact_label');
$item->value = htmlspecialchars($event->contact);
$event_items[] = $item;
return $event_items;
}
function event_calendar_get_formatted_time($event) {
$date_format = 'j M Y';
$event_calendar_times = elgg_get_plugin_setting('times', 'event_calendar') != 'no';
$start_date = date($date_format,$event->start_date);
if ($event->end_date) {
$end_date = date($date_format,$event->end_date);
}
if ((!$event->end_date) || ($end_date == $start_date)) {
if (!$event->all_day && $event_calendar_times) {
$start_date = event_calendar_format_time($start_date,$event->start_time,$event->end_time);
}
$time_bit = $start_date;
} else {
if (!$event->all_day && $event_calendar_times) {
$start_date = event_calendar_format_time($start_date,$event->start_time);
$end_date = event_calendar_format_time($end_date,$event->end_time);
}
$time_bit = "$start_date - $end_date";
}
if ($event->repeats == 'yes') {
$dow = array('monday','tuesday','wednesday','thursday','friday','saturday','sunday');
$r = array();
foreach ($dow as $w) {
$fn = 'event-calendar-repeating-'.$w.'-value';
if ($event->$fn) {
$r[] = elgg_echo('event_calendar:dow:full:'.$w);
}
}
$week_bit = implode(", ",$r);
if ($event->repeat_interval > 1) {
$week_bit .= ' '.elgg_echo('event_calendar:repeated_event:week_interval',array($event->repeat_interval));
} else {
$week_bit .= ' '.elgg_echo('event_calendar:repeated_event:week_single');
}
$time_bit = elgg_echo('event_calendar:repeated_event:format',array($time_bit, $week_bit));
}
return $time_bit;
}
function event_calendar_get_formatted_date($ts) {
// TODO: make the date format configurable
return date('j/n/Y',$ts);
}
function event_calendar_is_full($event_id) {
$event_calendar_spots_display = elgg_get_plugin_setting('spots_display', 'event_calendar');
if ($event_calendar_spots_display == 'yes') {
$count = event_calendar_get_users_for_event($event_id,0,0,TRUE);
$event = get_entity($event_id);
if ($event) {
$spots = $event->spots;
if (is_numeric($spots)) {
if ($count >= $spots) {
return TRUE;
}
}
}
}
return FALSE;
}
function event_calendar_has_collision($event_id, $user_id) {
$no_collisions = elgg_get_plugin_setting('no_collisions', 'event_calendar');
if ($no_collisions == 'yes') {
$event = get_entity($event_id);
if ($event) {
$start_time = $event->start_date;
$end_time = event_calendar_get_end_time($event);
// look to see if the user already has events within this period
$count = event_calendar_get_events_for_user_between2($start_time,$end_time,TRUE,10,0,$user_id);
if ($count > 0) {
return TRUE;
} else {
return FALSE;
}
}
}
return FALSE;
}
// this complicated bit of code determines the event end time
function event_calendar_get_end_time($event) {
$default_length = elgg_get_plugin_setting('collision_length', 'event_calendar');
$start_time = $event->start_date;
$end_time = $event->end_time;
$end_date = $event->end_date;
if($end_date) {
if ($end_time) {
$end_time = $end_date+$end_time*60;
} else if ($start_time == $end_date) {
if (is_numeric($default_length)) {
$end_time = $end_date + $default_length;
} else {
// default to an hour length
$end_time = $start_time + 3600;
}
} else {
$end_time = $end_date;
}
} else {
if ($end_time) {
if ($event->start_time) {
$end_time = $start_time + ($end_time*60 - $event->start_time*60);
} else {
$end_time = $start_time + $end_time*60;
}
} else {
if (is_numeric($default_length)) {
$end_time = $start_time + $default_length;
} else {
// default to an hour length
$end_time = $start_time + 3600;
}
}
}
return $end_time;
}
// a version to allow for some customised options
function event_calendar_view_entity_list($entities, $count, $offset, $limit, $fullview = true, $viewtypetoggle = true, $pagination = true) {
$count = (int) $count;
$limit = (int) $limit;
// do not require views to explicitly pass in the offset
if (!$offset = (int) $offset) {
$offset = sanitise_int(get_input('offset', 0));
}
$context = elgg_get_context();
$html = elgg_view('event_calendar/entities/entity_list',array(
'entities' => $entities,
'count' => $count,
'offset' => $offset,
'limit' => $limit,
'baseurl' => $_SERVER['REQUEST_URI'],
'fullview' => $fullview,
'context' => $context,
'viewtypetoggle' => $viewtypetoggle,
'viewtype' => get_input('search_viewtype','list'),
'pagination' => $pagination
));
return $html;
}
// returns open, closed or private for the given event and user
function event_calendar_personal_can_manage($event,$user_id) {
$status = 'private';
$event_calendar_personal_manage = elgg_get_plugin_setting('personal_manage', 'event_calendar');
if (!$event_calendar_personal_manage
|| $event_calendar_personal_manage == 'open'
|| $event_calendar_personal_manage == 'yes'
|| (($event_calendar_personal_manage == 'by_event' && (!$event->personal_manage || ($event->personal_manage == 'open'))))) {
$status = 'open';
} else {
// in this case only admins or event owners can manage events on their personal calendars
if(elgg_is_admin_logged_in()) {
$status = 'open';
} else if ($event && ($event->owner_guid == $user_id)) {
$status = 'open';
} else if (($event_calendar_personal_manage == 'closed')
|| ($event_calendar_personal_manage == 'no')
|| (($event_calendar_personal_manage == 'by_event') && ($event->personal_manage == 'closed'))) {
$status = 'closed';
}
}
return $status;
}
function event_calendar_send_event_request($event,$user_guid) {
$result = FALSE;
if(add_entity_relationship($user_guid, 'event_calendar_request', $event->guid)) {
$subject = elgg_echo('event_calendar:request_subject');
$name = get_entity($user_guid)->name;
$title = $event->title;
$url = $event->getUrl();
$link = elgg_get_site_url().'event_calendar/review_requests/'.$event->guid;
$message = sprintf(elgg_echo('event_calendar:request_message'),$name,$title,$url,$link);
notify_user($event->owner_guid,elgg_get_site_entity()->guid,$subject,$message);
$result = TRUE;
}
return $result;
}
// pages
function event_calendar_get_page_content_list($page_type,$container_guid,$start_date,$display_mode,$filter,$region='-') {
elgg_load_js('elgg.event_calendar');
global $autofeed;
$autofeed = true;
if ($page_type == 'group') {
if (!event_calendar_activated_for_group($container_guid)) {
forward();
}
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'));
elgg_push_context('groups');
elgg_set_page_owner_guid($container_guid);
$user_guid = elgg_get_logged_in_user_guid();
$group_calendar = elgg_get_plugin_setting('group_calendar', 'event_calendar');
if (!$group_calendar || $group_calendar == 'members') {
if (elgg_get_page_owner_entity()->canWriteToContainer($user_guid)){
elgg_register_menu_item('title', array(
'name' => 'add',
'href' => "event_calendar/add/".$container_guid,
'text' => elgg_echo('event_calendar:add'),
'class' => 'elgg-button elgg-button-action',
));
}
} else if ($group_calendar == 'admin') {
if (elgg_is_admin_logged_in() || ($group->owner_guid == $user_guid)) {
elgg_register_menu_item('title', array(
'name' => 'add',
'href' => "event_calendar/add/".$container_guid,
'text' => elgg_echo('event_calendar:add'),
'class' => 'elgg-button elgg-button-action',
));
}
}
} else {
elgg_push_breadcrumb(elgg_echo('item:object:event_calendar'));
$site_calendar = elgg_get_plugin_setting('site_calendar', 'event_calendar');
if (!$site_calendar || $site_calendar == 'admin') {
// only admins can post directly to the site-wide calendar
if (elgg_is_admin_logged_in()) {
elgg_register_menu_item('title', array(
'name' => 'add',
'href' => "event_calendar/add",
'text' => elgg_echo('event_calendar:add'),
'class' => 'elgg-button elgg-button-action',
));
}
} else if ($site_calendar == 'loggedin') {
// any logged-in user can post to the site calendar
if (elgg_is_logged_in()) {
elgg_register_menu_item('title', array(
'name' => 'add',
'href' => "event_calendar/add",
'text' => elgg_echo('event_calendar:add'),
'class' => 'elgg-button elgg-button-action',
));
}
}
}
$params = event_calendar_generate_listing_params($page_type,$container_guid,$start_date,$display_mode,$filter,$region);
$url = full_url();
if (substr_count($url, '?')) {
$url .= "&view=ical";
} else {
$url .= "?view=ical";
}
$url = elgg_format_url($url);
$menu_options = array(
'name' => 'ical',
'id' => 'event-calendar-ical-link',
'text' => '.'mod/event_calendar/images/ics.png)
',
'href' => $url,
'title' => elgg_echo('feed:ical'),
'priority' => 800,
);
$menu_item = ElggMenuItem::factory($menu_options);
elgg_register_menu_item('extras', $menu_item);
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
function event_calendar_get_page_content_edit($page_type,$guid) {
elgg_load_js('elgg.event_calendar');
$vars = array();
$vars['id'] = 'event-calendar-edit';
$vars['name'] = 'event_calendar_edit';
// just in case a feature adds an image upload
$vars['enctype'] = 'multipart/form-data';
$body_vars = array();
if ($page_type == 'edit') {
$title = elgg_echo('event_calendar:manage_event_title');
$event = get_entity((int)$guid);
if (elgg_instanceof($event, 'object', 'event_calendar') && $event->canEdit()) {
$body_vars['event'] = $event;
$body_vars['form_data'] = event_calendar_prepare_edit_form_vars($event);
$event_container = get_entity($event->container_guid);
if (elgg_instanceof($event_container, 'group')) {
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$event->container_guid);
} else {
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
}
elgg_push_breadcrumb($event->title,$event->getURL());
elgg_push_breadcrumb(elgg_echo('event_calendar:manage_event_title'));
$content = elgg_view_form('event_calendar/edit', $vars,$body_vars);
} else {
$content = elgg_echo('event_calendar:error_event_edit');
}
} else {
$title = elgg_echo('event_calendar:add_event_title');
if ($guid) {
// add to group
$group = get_entity($guid);
if (elgg_instanceof($group, 'group')) {
$body_vars['group_guid'] = $guid;
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$guid);
elgg_push_breadcrumb(elgg_echo('event_calendar:add_event_title'));
$body_vars['form_data'] = event_calendar_prepare_edit_form_vars();
$content = elgg_view_form('event_calendar/edit', $vars, $body_vars);
} else {
$content = elgg_echo('event_calendar:no_group');
}
} else {
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
elgg_push_breadcrumb(elgg_echo('event_calendar:add_event_title'));
$body_vars['form_data'] = event_calendar_prepare_edit_form_vars();
$content = elgg_view_form('event_calendar/edit', $vars, $body_vars);
}
}
$params = array('title' => $title, 'content' => $content,'filter' => '');
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
/**
* Pull together variables for the edit form
*
* @param ElggObject $event
* @return array
*/
function event_calendar_prepare_edit_form_vars($event = NULL) {
// input names => defaults
$values = array(
'title' => NULL,
'description' => NULL,
'venue' => NULL,
'start_date' => NULL,
'end_date' => NULL,
'start_time' => NULL,
'end_time' => NULL,
'spots' => NULL,
'region' => '-',
'event_type' => '-',
'fees' => NULL,
'contact' => NULL,
'organiser' => NULL,
'tags' => NULL,
'all_day' => 0,
'send_reminder' => NULL,
'reminder_number' => 1,
'reminder_interval' => 60,
'schedule_type' => 'fixed',
'repeats' => NULL,
'repeat_interval' => 1,
'event-calendar-repeating-monday-value' => 0,
'event-calendar-repeating-tuesday-value' => 0,
'event-calendar-repeating-wednesday-value' => 0,
'event-calendar-repeating-thursday-value' => 0,
'event-calendar-repeating-friday-value' => 0,
'event-calendar-repeating-saturday-value' => 0,
'event-calendar-repeating-sunday-value' => 0,
'personal_manage' => 'open',
'long_description' => NULL,
'access_id' => ACCESS_DEFAULT,
'group_guid' => NULL,
);
if ($event) {
foreach (array_keys($values) as $field) {
if (isset($event->$field)) {
$values[$field] = $event->$field;
}
}
}
if (elgg_is_sticky_form('event_calendar')) {
$sticky_values = elgg_get_sticky_values('event_calendar');
foreach ($sticky_values as $key => $value) {
$values[$key] = $value;
}
}
elgg_clear_sticky_form('event_calendar');
return $values;
}
function event_calendar_generate_listing_params($page_type,$container_guid,$original_start_date,$display_mode,$filter,$region='-') {
$event_calendar_listing_format = elgg_get_plugin_setting('listing_format', 'event_calendar');
$event_calendar_spots_display = trim(elgg_get_plugin_setting('spots_display', 'event_calendar'));
$event_calendar_first_date = trim(elgg_get_plugin_setting('first_date', 'event_calendar'));
$event_calendar_last_date = trim(elgg_get_plugin_setting('last_date', 'event_calendar'));
if (!$original_start_date) {
$original_start_date = date('Y-m-d');
}
if ( $event_calendar_first_date && ($original_start_date < $event_calendar_first_date) ) {
$original_start_date = $event_calendar_first_date;
}
if ( $event_calendar_last_date && ($original_start_date > $event_calendar_last_date) ) {
$original_start_date = $event_calendar_first_date;
}
if ($event_calendar_listing_format == 'paged') {
$start_ts = strtotime($original_start_date);
$start_date = $original_start_date;
if ($event_calendar_last_date) {
$end_ts = strtotime($event_calendar_last_date);
} else {
// set to a large number
$end_ts = 2000000000;
}
$mode = 'paged';
} else {
// the default interval is one month
$day = 60*60*24;
$week = 7*$day;
$month = 31*$day;
$mode = trim($display_mode);
if (!$mode) {
$mode = 'month';
}
if ($mode == "day") {
$start_date = $original_start_date;
$end_date = $start_date;
$start_ts = strtotime($start_date);
$end_ts = strtotime($end_date)+$day-1;
} else if ($mode == "week") {
// need to adjust start_date to be the beginning of the week
$start_ts = strtotime($original_start_date);
$start_ts -= date("w",$start_ts)*$day;
$end_ts = $start_ts + 6*$day;
$start_date = date('Y-m-d',$start_ts);
$end_date = date('Y-m-d',$end_ts);
} else {
$start_ts = strtotime($original_start_date);
$month = date('m',$start_ts);
$year = date('Y',$start_ts);
$start_date = $year.'-'.$month.'-1';
$end_date = $year.'-'.$month.'-'.getLastDayOfMonth($month,$year);
}
if ($event_calendar_first_date && ($start_date < $event_calendar_first_date)) {
$start_date = $event_calendar_first_date;
}
if ($event_calendar_last_date && ($end_date > $event_calendar_last_date)) {
$end_date = $event_calendar_last_date;
}
$start_ts = strtotime($start_date);
if ($mode == "day") {
$end_ts = strtotime($end_date)+$day-1;
$subtitle = elgg_echo('event_calendar:day_label').': '.date('j F Y',strtotime($start_date));
} else if ($mode == "week") {
// KJ - fix for end date bug
//$end_ts = $start_ts + 6*$day;
$end_ts = $start_ts + 7*$day;
$subtitle = elgg_echo('event_calendar:week_label').': '.date('j F',$start_ts) . ' - '.date('j F Y',$end_ts);
} else {
// KJ - fix for end date bug
//$end_ts = strtotime($end_date);
$end_ts = strtotime($end_date)+24*60*60-1;
$subtitle = date('F Y',$start_ts);
}
}
$current_user_guid = elgg_get_logged_in_user_guid();
$access_status = elgg_get_ignore_access();
if ($page_type == 'owner') {
$container = get_entity($container_guid);
if (elgg_instanceof($container, 'user')) {
$auth_token = get_input('auth_token');
if ($auth_token) {
$secret_key = event_calendar_get_secret_key();
if ($secret_key && ($auth_token === sha1($container->username . $secret_key))) {
elgg_set_ignore_access(TRUE);
}
}
if ($container->canEdit()) {
$user_guid = $container_guid;
$group_guid = 0;
} else {
register_error('event_calendar:owner:permissions_error');
forward();
exit;
}
} else {
register_error('event_calendar:owner:permissions_error');
forward();
exit;
}
} else {
$user_guid = $current_user_guid;
$group_guid = $container_guid;
}
$offset = get_input('offset');
$limit = get_input('limit',15);
if ($event_calendar_spots_display == 'yes') {
if (!$filter) {
$filter = 'open';
}
} else {
if (!$filter) {
$filter = 'all';
}
}
if ($filter == 'all') {
$count = event_calendar_get_events_between($start_ts,$end_ts,true,$limit,$offset,$container_guid,$region);
$events = event_calendar_get_events_between($start_ts,$end_ts,false,$limit,$offset,$container_guid,$region);
} else if ($filter == 'open') {
$count = event_calendar_get_open_events_between($start_ts,$end_ts,true,$limit,$offset,$container_guid,$region);
$events = event_calendar_get_open_events_between($start_ts,$end_ts,false,$limit,$offset,$container_guid,$region);
} else if ($filter == 'friends') {
$count = event_calendar_get_events_for_friends_between($start_ts,$end_ts,true,$limit,$offset,$user_guid,$container_guid,$region);
$events = event_calendar_get_events_for_friends_between($start_ts,$end_ts,false,$limit,$offset,$user_guid,$container_guid,$region);
} else if ($filter == 'mine') {
$count = event_calendar_get_events_for_user_between2($start_ts,$end_ts,true,$limit,$offset,$user_guid,$container_guid,$region);
$events = event_calendar_get_events_for_user_between2($start_ts,$end_ts,false,$limit,$offset,$user_guid,$container_guid,$region);
}
$vars = array(
'original_start_date' => $original_start_date,
'start_date' => $start_date,
'end_date' => $end_date,
'first_date' => $event_calendar_first_date,
'last_date' => $event_calendar_last_date,
'mode' => $mode,
'events' => $events,
'count' => $count,
'offset' => $offset,
'limit' => $limit,
'group_guid' => $group_guid,
'filter' => $filter,
'region' => $region,
'listing_format' => $event_calendar_listing_format,
);
$content = elgg_view('event_calendar/show_events', $vars);
if ($page_type == 'owner') {
$filter_override = '';
} else {
$filter_override = elgg_view('event_calendar/filter_menu',$vars);
}
if ($event_calendar_listing_format == 'paged') {
$title = elgg_echo('event_calendar:upcoming_events_title');
} else if ($event_calendar_listing_format == 'full') {
$title = elgg_echo('event_calendar:show_events_title');
} else if ($page_type == 'group') {
$title = elgg_echo('event_calendar:group'). ' ('.$subtitle.')';
} else {
$title = elgg_echo('event_calendar:listing_title:'.$filter). ' ('.$subtitle.')';
}
$params = array('title' => $title, 'content' => $content, 'filter_override'=>$filter_override);
elgg_set_ignore_access($access_status);
return $params;
}
function event_calendar_get_page_content_view($event_guid) {
// add personal calendar button and links
elgg_push_context('event_calendar:view');
$event = get_entity($event_guid);
if (!elgg_instanceof($event, 'object', 'event_calendar')) {
$content = elgg_echo('event_calendar:error_nosuchevent');
$title = elgg_echo('event_calendar:generic_error_title');
} else {
$title = htmlspecialchars($event->title);
$event_container = get_entity($event->container_guid);
if (elgg_instanceof($event_container, 'group')) {
if ($event_container->canEdit()) {
event_calendar_handle_menu($event_guid);
}
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$event->container_guid);
} else {
if ($event->canEdit()) {
event_calendar_handle_menu($event_guid);
}
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
}
elgg_push_breadcrumb($event->title);
$content = elgg_view_entity($event, array('full_view' => true));
//check to see if comment are on - TODO - add this feature to all events
if ($event->comments_on != 'Off') {
$content .= elgg_view_comments($event);
}
}
$params = array('title' => $title, 'content' => $content,'filter' => '');
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
function event_calendar_get_page_content_display_users($event_guid) {
elgg_load_js('elgg.event_calendar');
$event = get_entity($event_guid);
if (!elgg_instanceof($event, 'object', 'event_calendar')) {
$content = elgg_echo('event_calendar:error_nosuchevent');
$title = elgg_echo('event_calendar:generic_error_title');
} else {
event_calendar_handle_menu($event_guid);
$title = elgg_echo('event_calendar:users_for_event_title',array(htmlspecialchars($event->title)));
$event_container = get_entity($event->container_guid);
if (elgg_instanceof($event_container, 'group')) {
elgg_push_context('groups');
elgg_set_page_owner_guid($event->container_guid);
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$event->container_guid);
} else {
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
}
elgg_push_breadcrumb($event->title,$event->getURL());
elgg_push_breadcrumb(elgg_echo('event_calendar:users_for_event_breadcrumb'));
$limit = 12;
$offset = get_input('offset', 0);
$users = event_calendar_get_users_for_event($event_guid,$limit,$offset,false);
$options = array(
'full_view' => FALSE,
'list_type_toggle' => FALSE,
'limit'=>$limit,
'event_calendar_event'=>$event,
);
elgg_extend_view('user/default','event_calendar/calendar_toggle');
$content = elgg_view_entity_list($users,$options);
}
$params = array('title' => $title, 'content' => $content,'filter' => '');
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
// display a list of all the members of the container of $event_guid and allowing
// adding or removing them
function event_calendar_get_page_content_manage_users($event_guid) {
// TODO: make this an optional feature, toggled off
elgg_load_js('elgg.event_calendar');
$event = get_entity($event_guid);
$limit = 10;
$offset = get_input('offset', 0);
$event_calendar_add_users = elgg_get_plugin_setting('add_users', 'event_calendar');
if ($event_calendar_add_users != 'yes') {
register_error(elgg_echo('event_calendar:feature_not_activated'));
forward();
exit;
}
if (!elgg_instanceof($event, 'object', 'event_calendar')) {
$content = elgg_echo('event_calendar:error_nosuchevent');
$title = elgg_echo('event_calendar:generic_error_title');
} else {
event_calendar_handle_menu($event_guid);
$title = elgg_echo('event_calendar:manage_users:title',array($event->title));
$event_container = get_entity($event->container_guid);
if ($event_container->canEdit()) {
if (elgg_instanceof($event_container, 'group')) {
elgg_push_context('groups');
elgg_set_page_owner_guid($event->container_guid);
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$event->container_guid);
elgg_register_menu_item('title', array(
'name' => 'remove_from_group_members',
'href' => elgg_add_action_tokens_to_url('action/event_calendar/remove_from_group_members?event_guid='.$event_guid),
'text' => elgg_echo('event_calendar:remove_from_group_members:button'),
'class' => 'elgg-button elgg-button-action',
));
elgg_register_menu_item('title', array(
'name' => 'add_to_group_members',
'href' => elgg_add_action_tokens_to_url('action/event_calendar/add_to_group_members?event_guid='.$event_guid),
'text' => elgg_echo('event_calendar:add_to_group_members:button'),
'class' => 'elgg-button elgg-button-action',
));
$users = $event_container->getMembers($limit,$offset);
$count = $event_container->getMembers($limit,$offset,TRUE);
elgg_extend_view('user/default','event_calendar/calendar_toggle');
$options = array(
'full_view' => FALSE,
'list_type_toggle' => FALSE,
'limit'=>$limit,
'event_calendar_event'=>$event,
'pagination' => TRUE,
'count'=>$count,
);
$content .= elgg_view_entity_list($users,$options,$offset,$limit);
} else {
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
$content = ''.elgg_echo('event_calendar:manage_users:description').'
';
$content .= elgg_view_form('event_calendar/manage_subscribers',array(),array('event'=>$event));
}
elgg_push_breadcrumb($event->title,$event->getURL());
elgg_push_breadcrumb(elgg_echo('event_calendar:manage_users:breadcrumb'));
} else {
$content = elgg_echo('event_calendar:manage_users:unauthorized');
}
}
$params = array('title' => $title, 'content' => $content,'filter' => '');
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
function event_calendar_get_page_content_review_requests($event_guid) {
$event = get_entity($event_guid);
if (!elgg_instanceof($event, 'object', 'event_calendar')) {
$content = elgg_echo('event_calendar:error_nosuchevent');
$title = elgg_echo('event_calendar:generic_error_title');
} else {
event_calendar_handle_menu($event_guid);
$title = elgg_echo('event_calendar:review_requests_title',array(htmlspecialchars($event->title)));
$event_container = get_entity($event->container_guid);
if (elgg_instanceof($event_container, 'group')) {
elgg_push_context('groups');
elgg_set_page_owner_guid($event->container_guid);
elgg_push_breadcrumb(elgg_echo('event_calendar:group_breadcrumb'), 'event_calendar/group/'.$event->container_guid);
} else {
elgg_push_breadcrumb(elgg_echo('event_calendar:show_events_title'),'event_calendar/list');
}
elgg_push_breadcrumb($event->title,$event->getURL());
elgg_push_breadcrumb(elgg_echo('event_calendar:review_requests_menu_title'));
if ($event->canEdit()) {
$requests = elgg_get_entities_from_relationship(
array(
'relationship' => 'event_calendar_request',
'relationship_guid' => $event_guid,
'inverse_relationship' => TRUE,
'limit' => 0)
);
if ($requests) {
$content = elgg_view('event_calendar/review_requests',array('requests' => $requests, 'entity' => $event));
} else {
$content = elgg_echo('event_calendar:review_requests_request_none');
}
} else {
$content = elgg_echo('event_calendar:review_requests_error');
}
}
$params = array('title' => $title, 'content' => $content,'filter' => '');
$body = elgg_view_layout("content", $params);
return elgg_view_page($title,$body);
}
function event_calendar_handle_menu($event_guid) {
$event = get_entity($event_guid);
$event_calendar_personal_manage = elgg_get_plugin_setting('personal_manage', 'event_calendar');
if ((($event_calendar_personal_manage == 'by_event') && ($event->personal_manage == 'closed'))
|| (($event_calendar_personal_manage == 'closed') || ($event_calendar_personal_manage == 'no'))) {
$url = "event_calendar/review_requests/$event_guid";
$item = new ElggMenuItem('event-calendar-0review_requests', elgg_echo('event_calendar:review_requests_menu_title'), $url);
$item->setSection('event_calendar');
elgg_register_menu_item('page', $item);
//add_submenu_item(elgg_echo('event_calendar:review_requests_title'), $CONFIG->wwwroot . "pg/event_calendar/review_requests/".$event_id, '0eventcalendaradmin');
}
$event_calendar_add_users = elgg_get_plugin_setting('add_users', 'event_calendar');
if ($event_calendar_add_users == 'yes') {
$url = "event_calendar/manage_users/$event_guid";
$item = new ElggMenuItem('event-calendar-1manage_users', elgg_echo('event_calendar:manage_users:breadcrumb'), $url);
$item->setSection('event_calendar');
elgg_register_menu_item('page', $item);
}
}
function event_calendar_get_secret_key() {
$key_file_name = elgg_get_plugin_setting('ical_auth_file_name','event_calendar');
if ($key_file_name && file_exists($key_file_name)) {
$key = (require($key_file_name));
return $key['tokenSecretKey'];
} else {
return FALSE;
}
}
function getLastDayOfMonth($month,$year) {
return idate('d', mktime(0, 0, 0, ($month + 1), 0, $year));
}
// TODO - this is not quite right across daylight savings time divides
// Possible solution: convert stored date to server date, do inc and then convert back to GMT
function event_calendar_modify_full_calendar($event_guid,$day_delta,$minute_delta) {
$event = get_entity($event_guid);
if (elgg_instanceof($event,'object','event_calendar') && $event->canEdit()) {
$event->start_date = strtotime("$day_delta days",$event->start_date)+60*$minute_delta;
if ($event->end_date) {
$event->end_date = strtotime("$day_delta days",$event->end_date);
}
$times = elgg_get_plugin_setting('times','event_calendar');
//$inc = 24*60*60*$day_delta+60*$minute_delta;
//$event->real_end_time += $inc;
$event->real_end_time = strtotime("$day_delta days",$event->real_end_time)+60*$minute_delta;
if ($times != 'no') {
$event->start_time += $minute_delta;
if ($event->end_time) {
$event->end_time += $minute_delta;
}
}
return TRUE;
}
return FALSE;
}
function event_calendar_get_page_content_fullcalendar_events($start_date,$end_date,$filter='all',$container_guid=0,$region='-') {
//print "$start_date - $end_date";
$start_ts = strtotime($start_date);
$end_ts = strtotime($end_date);
if ($filter == 'all') {
$events = event_calendar_get_events_between($start_ts,$end_ts,false,0,0,$container_guid,$region);
} else if ($filter == 'open') {
$events = event_calendar_get_open_events_between($start_ts,$end_ts,false,0,0,$container_guid,$region);
} else if ($filter == 'friends') {
$user_guid = elgg_get_logged_in_user_guid();
$events = event_calendar_get_events_for_friends_between($start_ts,$end_ts,false,0,0,$user_guid,$container_guid,$region);
} else if ($filter == 'mine') {
$user_guid = elgg_get_logged_in_user_guid();
$events = event_calendar_get_events_for_user_between2($start_ts,$end_ts,false,0,0,$user_guid,$container_guid,$region);
}
$event_array = array();
$times_supported = elgg_get_plugin_setting('times','event_calendar') != 'no';
foreach($events as $e) {
$event = $e['event'];
$event_data = $e['data'];
$c = count($event_data);
foreach($event_data as $ed) {
$event_item = array(
'id' => $event->guid,
'guid' => $event->guid,
'title' => $event->title,
'url' => $event->getURL(),
'start' => date('c',$ed['start_time']),
'end' => date('c',$ed['end_time']),
);
if (!$times_supported || $event->all_day) {
$event_item['allDay'] = TRUE;
} else {
$event_item['allDay'] = FALSE;
}
$event_array[] = $event_item;
}
}
$json_events_string = json_encode($event_array);
return $json_events_string;
}
// right now this does not return repeated events in sorted order, so repeated events only really work properly for the full calendar
// TODO: find another solution for displaying repeated events
function event_calendar_flatten_event_structure($events) {
$flattened = array();
$guids = array();
foreach($events as $e) {
$this_event = $e['event'];
$guid = $this_event->guid;
if (!in_array($guid,$guids)) {
$guids[] = $guid;
$flattened[] = $this_event;
}
}
return $flattened;
}
function event_calendar_queue_reminders() {
// game plan - get all events up to 60 days ahead
// with no reminder sent
// compute reminder period
// if <= current time, set reminder_queued flag and queue the
// notification message using the message_queue plugin
if (elgg_plugin_exists('message_queue')) {
$now = time();
// oops - this does not work for repeated events
// need extra stuff for that
/*$options = array(
'type' => 'object',
'subtype' => 'event_calendar',
'metadata_name_value_pairs' => array(
array('name' => 'reminder_queued', 'value' => 'no'),
array('name' => 'send_reminder', 'value' => 1),
array('name' => 'start_date', 'value' => $now + 60*24*60*60, 'operand' => '>='),
),
'limit' => 0,
);
$events = elgg_get_entities_from_metadata($options);
*/
$event_list = event_calendar_get_events_between($now,$now + 60*24*60*60,FALSE,0);
foreach($event_list as $es) {
$e = $es['event'];
if ($e->send_reminder) {
$reminder_period = 60*$e->reminder_interval*$e->reminder_number;
if ($e->repeats) {
// repeated events require more complex handing
foreach($es['data'] as $d) {
// if event falls in the reminder period
if ($d->start_time - $reminder_period >= $now) {
// and the reminder has not already been queued
if (!event_calendar_repeat_reminder_logged($e,$d->start_time)) {
// set the reminder queued flag
event_calendar_repeat_reminder_log($e,$d->start_time);
// queue the reminder for sending
event_calendar_queue_reminder($e);
}
break;
}
}
} else {
// if this is just a normal non-repeated event, then we just need to set a flag and queue the reminder
if (($e->reminder_queued != 'yes') && ($e->start_date - $now <= $reminder_period)) {
$e->reminder_queued = 'yes';
event_calendar_queue_reminder($e);
}
}
}
}
}
}
function event_calendar_repeat_reminder_log($e,$start) {
// this simple log just uses annotations on the event
// TODO - remove log entries for past events
create_annotation($e->guid, 'repeat_reminder_log_item', $start, '',0,ACCESS_PUBLIC);
}
function event_calendar_repeat_reminder_logged($e,$start) {
$options = array(
'guid' => $e->guid,
'annotation_name' => 'repeat_reminder_log_item',
'annotation_value' => $start,
'limit' => 1
);
if (elgg_get_annotations($options)) {
return TRUE;
} else {
return FALSE;
}
}
function event_calendar_queue_reminder($e) {
elgg_load_library('elgg:message_queue');
$subject = elgg_echo('event_calendar:reminder:subject',array($e->title));
$time_string = event_calendar_get_formatted_time($e);
$body = elgg_echo('event_calendar:reminder:body',array($e->title,$time_string,$e->getURL()));
$m = message_queue_create_message($subject,$body);
if ($m) {
$users = event_calendar_get_users_for_event($e->guid,0);
foreach($users as $u) {
message_queue_add($m->guid,$u->guid);
}
message_queue_set_for_sending($m->guid);
}
}