Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file include/event.php
* @brief functions specific to event handling
*/
use Friendica\App;
use Friendica\Content\Feature;
use Friendica\Core\Addon;
use Friendica\Core\L10n;
use Friendica\Core\PConfig;
use Friendica\Core\System;
use Friendica\Database\DBM;
use Friendica\Model\Item;
use Friendica\Model\Profile;
use Friendica\Util\Map;
require_once 'include/bbcode.php';
require_once 'include/datetime.php';
require_once 'include/conversation.php';
function format_event_html($ev, $simple = false) {
if (! ((is_array($ev)) && count($ev))) {
return '';
}
$bd_format = L10n::t('l F d, Y \@ g:i A') ; // Friday January 18, 2011 @ 8 AM.
$event_start = (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
$ev['start'] , $bd_format ))
: day_translate(datetime_convert('UTC', 'UTC',
$ev['start'] , $bd_format)));
$event_end = (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
$ev['finish'] , $bd_format ))
: day_translate(datetime_convert('UTC', 'UTC',
$ev['finish'] , $bd_format )));
if ($simple) {
$o = "<h3>" . bbcode($ev['summary']) . "</h3>";
$o .= "<div>" . bbcode($ev['desc']) . "</div>";
$o .= "<h4>" . L10n::t('Starts:') . "</h4><p>" . $event_start . "</p>";
if (! $ev['nofinish']) {
$o .= "<h4>" . L10n::t('Finishes:') . "</h4><p>" . $event_end ."</p>";
}
if (strlen($ev['location'])) {
$o .= "<h4>" . L10n::t('Location:') . "</h4><p>" . $ev['location'] . "</p>";
}
return $o;
}
$o = '<div class="vevent">' . "\r\n";
$o .= '<div class="summary event-summary">' . bbcode($ev['summary']) . '</div>' . "\r\n";
$o .= '<div class="event-start"><span class="event-label">' . L10n::t('Starts:') . '</span>&nbsp;<span class="dtstart" title="'
. datetime_convert('UTC', 'UTC', $ev['start'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
. '" >'.$event_start
. '</span></div>' . "\r\n";
if (! $ev['nofinish']) {
$o .= '<div class="event-end" ><span class="event-label">' . L10n::t('Finishes:') . '</span>&nbsp;<span class="dtend" title="'
. datetime_convert('UTC', 'UTC', $ev['finish'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
. '" >'.$event_end
. '</span></div>' . "\r\n";
}
$o .= '<div class="description event-description">' . bbcode($ev['desc']) . '</div>' . "\r\n";
if (strlen($ev['location'])) {
$o .= '<div class="event-location"><span class="event-label">' . L10n::t('Location:') . '</span>&nbsp;<span class="location">'
. bbcode($ev['location'])
. '</span></div>' . "\r\n";
// Include a map of the location if the [map] BBCode is used.
if (strpos($ev['location'], "[map") !== false) {
$map = Map::byLocation($ev['location']);
if ($map !== $ev['location']) {
$o.= $map;
}
}
}
$o .= '</div>' . "\r\n";
return $o;
}
/**
* @brief Convert an array with event data to bbcode.
*
* @param array $ev Array which conains the event data.
* @return string The event as a bbcode formatted string.
*/
function format_event_bbcode($ev) {
$o = '';
if ($ev['summary']) {
$o .= '[event-summary]' . $ev['summary'] . '[/event-summary]';
}
if ($ev['desc']) {
$o .= '[event-description]' . $ev['desc'] . '[/event-description]';
}
if ($ev['start']) {
$o .= '[event-start]' . $ev['start'] . '[/event-start]';
}
if (($ev['finish']) && (! $ev['nofinish'])) {
$o .= '[event-finish]' . $ev['finish'] . '[/event-finish]';
}
if ($ev['location']) {
$o .= '[event-location]' . $ev['location'] . '[/event-location]';
}
if ($ev['adjust']) {
$o .= '[event-adjust]' . $ev['adjust'] . '[/event-adjust]';
}
return $o;
}
/**
* @brief Extract bbcode formatted event data from a string
* and convert it to html.
*
* @params: string $s The string which should be parsed for event data.
* @return string The html output.
*/
function bbtovcal($s) {
$o = '';
$ev = bbtoevent($s);
if ($ev['desc']) {
$o = format_event_html($ev);
}
return $o;
}
/**
* @brief Extract bbcode formatted event data from a string.
*
* @params: string $s The string which should be parsed for event data.
* @return array The array with the event information.
*/
function bbtoevent($s) {
$ev = [];
$match = '';
if (preg_match("/\[event\-summary\](.*?)\[\/event\-summary\]/is", $s, $match)) {
$ev['summary'] = $match[1];
}
$match = '';
if (preg_match("/\[event\-description\](.*?)\[\/event\-description\]/is", $s, $match)) {
$ev['desc'] = $match[1];
}
$match = '';
if (preg_match("/\[event\-start\](.*?)\[\/event\-start\]/is", $s, $match)) {
$ev['start'] = $match[1];
}
$match = '';
if (preg_match("/\[event\-finish\](.*?)\[\/event\-finish\]/is", $s, $match)) {
$ev['finish'] = $match[1];
}
$match = '';
if (preg_match("/\[event\-location\](.*?)\[\/event\-location\]/is", $s, $match)) {
$ev['location'] = $match[1];
}
$match = '';
if (preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is", $s, $match)) {
$ev['adjust'] = $match[1];
}
$ev['nofinish'] = (((x($ev, 'start') && $ev['start']) && (!x($ev, 'finish') || !$ev['finish'])) ? 1 : 0);
return $ev;
}
function sort_by_date($a) {
usort($a,'ev_compare');
return $a;
}
function ev_compare($a,$b) {
$date_a = (($a['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $a['start']) : $a['start']);
$date_b = (($b['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $b['start']) : $b['start']);
if ($date_a === $date_b) {
return strcasecmp($a['desc'], $b['desc']);
}
return strcmp($date_a, $date_b);
}
/**
* @brief Delete an event from the event table.
*
* Note: This function does only delete the event from the event table not its
* related entry in the item table.
*
* @param int $event_id Event ID.
* @return void
*/
function event_delete($event_id) {
if ($event_id == 0) {
return;
}
dba::delete('event', ['id' => $event_id]);
logger("Deleted event ".$event_id, LOGGER_DEBUG);
}
/**
* @brief Store the event.
*
* Store the event in the event table and create an event item in the item table.
*
* @param array $arr Array with event data.
* @return int The event id.
*/
function event_store($arr) {
require_once 'include/datetime.php';
require_once 'include/items.php';
require_once 'include/bbcode.php';
$a = get_app();
$arr['created'] = (($arr['created']) ? $arr['created'] : datetime_convert());
$arr['edited'] = (($arr['edited']) ? $arr['edited'] : datetime_convert());
$arr['type'] = (($arr['type']) ? $arr['type'] : 'event' );
$arr['cid'] = ((intval($arr['cid'])) ? intval($arr['cid']) : 0);
$arr['uri'] = (x($arr, 'uri') ? $arr['uri'] : item_new_uri($a->get_hostname(), $arr['uid']));
$arr['private'] = ((x($arr, 'private')) ? intval($arr['private']) : 0);
$arr['guid'] = get_guid(32);
if ($arr['cid']) {
$c = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($arr['cid']),
intval($arr['uid'])
);
} else {
$c = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
intval($arr['uid'])
);
}
if (DBM::is_result($c)) {
$contact = $c[0];
}
// Existing event being modified.
if ($arr['id']) {
// has the event actually changed?
$r = q("SELECT * FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($arr['id']),
intval($arr['uid'])
);
if ((! DBM::is_result($r)) || ($r[0]['edited'] === $arr['edited'])) {
// Nothing has changed. Grab the item id to return.
$r = q("SELECT * FROM `item` WHERE `event-id` = %d AND `uid` = %d LIMIT 1",
intval($arr['id']),
intval($arr['uid'])
);
return ((DBM::is_result($r)) ? $r[0]['id'] : 0);
}
// The event changed. Update it.
q("UPDATE `event` SET
`edited` = '%s',
`start` = '%s',
`finish` = '%s',
`summary` = '%s',
`desc` = '%s',
`location` = '%s',
`type` = '%s',
`adjust` = %d,
`nofinish` = %d
WHERE `id` = %d AND `uid` = %d",
dbesc($arr['edited']),
dbesc($arr['start']),
dbesc($arr['finish']),
dbesc($arr['summary']),
dbesc($arr['desc']),
dbesc($arr['location']),
dbesc($arr['type']),
intval($arr['adjust']),
intval($arr['nofinish']),
intval($arr['id']),
intval($arr['uid'])
);
$r = q("SELECT * FROM `item` WHERE `event-id` = %d AND `uid` = %d LIMIT 1",
intval($arr['id']),
intval($arr['uid'])
);
if (DBM::is_result($r)) {
$object = '<object><type>' . xmlify(ACTIVITY_OBJ_EVENT) . '</type><title></title><id>' . xmlify($arr['uri']) . '</id>';
$object .= '<content>' . xmlify(format_event_bbcode($arr)) . '</content>';
$object .= '</object>' . "\n";
q("UPDATE `item` SET `body` = '%s', `object` = '%s', `edited` = '%s' WHERE `id` = %d AND `uid` = %d",
dbesc(format_event_bbcode($arr)),
dbesc($object),
dbesc($arr['edited']),
intval($r[0]['id']),
intval($arr['uid'])
);
$item_id = $r[0]['id'];
} else {
$item_id = 0;
}
Addon::callHooks("event_updated", $arr['id']);
return $item_id;
} else {
// New event. Store it.
q("INSERT INTO `event` (`uid`,`cid`,`guid`,`uri`,`created`,`edited`,`start`,`finish`,`summary`, `desc`,`location`,`type`,
`adjust`,`nofinish`,`allow_cid`,`allow_gid`,`deny_cid`,`deny_gid`)
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s' ) ",
intval($arr['uid']),
intval($arr['cid']),
dbesc($arr['guid']),
dbesc($arr['uri']),
dbesc($arr['created']),
dbesc($arr['edited']),
dbesc($arr['start']),
dbesc($arr['finish']),
dbesc($arr['summary']),
dbesc($arr['desc']),
dbesc($arr['location']),
dbesc($arr['type']),
intval($arr['adjust']),
intval($arr['nofinish']),
dbesc($arr['allow_cid']),
dbesc($arr['allow_gid']),
dbesc($arr['deny_cid']),
dbesc($arr['deny_gid'])
);
$r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($arr['uri']),
intval($arr['uid'])
);
if (DBM::is_result($r)) {
$event = $r[0];
}
$item_arr = [];
$item_arr['uid'] = $arr['uid'];
$item_arr['contact-id'] = $arr['cid'];
$item_arr['uri'] = $arr['uri'];
$item_arr['parent-uri'] = $arr['uri'];
$item_arr['guid'] = $arr['guid'];
$item_arr['type'] = 'activity';
$item_arr['wall'] = (($arr['cid']) ? 0 : 1);
$item_arr['contact-id'] = $contact['id'];
$item_arr['owner-name'] = $contact['name'];
$item_arr['owner-link'] = $contact['url'];
$item_arr['owner-avatar'] = $contact['thumb'];
$item_arr['author-name'] = $contact['name'];
$item_arr['author-link'] = $contact['url'];
$item_arr['author-avatar'] = $contact['thumb'];
$item_arr['title'] = '';
$item_arr['allow_cid'] = $arr['allow_cid'];
$item_arr['allow_gid'] = $arr['allow_gid'];
$item_arr['deny_cid'] = $arr['deny_cid'];
$item_arr['deny_gid'] = $arr['deny_gid'];
$item_arr['private'] = $arr['private'];
$item_arr['visible'] = 1;
$item_arr['verb'] = ACTIVITY_POST;
$item_arr['object-type'] = ACTIVITY_OBJ_EVENT;
$item_arr['origin'] = ((intval($arr['cid']) == 0) ? 1 : 0);
$item_arr['body'] = format_event_bbcode($event);
$item_arr['object'] = '<object><type>' . xmlify(ACTIVITY_OBJ_EVENT) . '</type><title></title><id>' . xmlify($arr['uri']) . '</id>';
$item_arr['object'] .= '<content>' . xmlify(format_event_bbcode($event)) . '</content>';
$item_arr['object'] .= '</object>' . "\n";
$item_id = Item::insert($item_arr);
if ($item_id) {
q("UPDATE `item` SET `event-id` = %d WHERE `uid` = %d AND `id` = %d",
intval($event['id']),
intval($arr['uid']),
intval($item_id)
);
}
Addon::callHooks("event_created", $event['id']);
return $item_id;
}
}
/**
* @brief Create an array with translation strings used for events.
*
* @return array Array with translations strings.
*/
function get_event_strings() {
// First day of the week (0 = Sunday).
$firstDay = PConfig::get(local_user(), 'system', 'first_day_of_week', 0);
$i18n = [
"firstDay" => $firstDay,
"allday" => L10n::t("all-day"),
"Sun" => L10n::t("Sun"),
"Mon" => L10n::t("Mon"),
"Tue" => L10n::t("Tue"),
"Wed" => L10n::t("Wed"),
"Thu" => L10n::t("Thu"),
"Fri" => L10n::t("Fri"),
"Sat" => L10n::t("Sat"),
"Sunday" => L10n::t("Sunday"),
"Monday" => L10n::t("Monday"),
"Tuesday" => L10n::t("Tuesday"),
"Wednesday" => L10n::t("Wednesday"),
"Thursday" => L10n::t("Thursday"),
"Friday" => L10n::t("Friday"),
"Saturday" => L10n::t("Saturday"),
"Jan" => L10n::t("Jan"),
"Feb" => L10n::t("Feb"),
"Mar" => L10n::t("Mar"),
"Apr" => L10n::t("Apr"),
"May" => L10n::t("May"),
"Jun" => L10n::t("Jun"),
"Jul" => L10n::t("Jul"),
"Aug" => L10n::t("Aug"),
"Sep" => L10n::t("Sept"),
"Oct" => L10n::t("Oct"),
"Nov" => L10n::t("Nov"),
"Dec" => L10n::t("Dec"),
"January" => L10n::t("January"),
"February" => L10n::t("February"),
"March" => L10n::t("March"),
"April" => L10n::t("April"),
"May" => L10n::t("May"),
"June" => L10n::t("June"),
"July" => L10n::t("July"),
"August" => L10n::t("August"),
"September" => L10n::t("September"),
"October" => L10n::t("October"),
"November" => L10n::t("November"),
"December" => L10n::t("December"),
"today" => L10n::t("today"),
"month" => L10n::t("month"),
"week" => L10n::t("week"),
"day" => L10n::t("day"),
"noevent" => L10n::t("No events to display"),
"dtstart_label" => L10n::t("Starts:"),
"dtend_label" => L10n::t("Finishes:"),
"location_label" => L10n::t("Location:")
];
return $i18n;
}
/**
* @brief Removes duplicated birthday events.
*
* @param array $dates Array of possibly duplicated events.
* @return array Cleaned events.
*
* @todo We should replace this with a separate update function if there is some time left.
*/
function event_remove_duplicates($dates) {
$dates2 = [];
foreach ($dates as $date) {
if ($date['type'] == 'birthday') {
$dates2[$date['uid'] . "-" . $date['cid'] . "-" . $date['start']] = $date;
} else {
$dates2[] = $date;
}
}
return $dates2;
}
/**
* @brief Get an event by its event ID.
*
* @param int $owner_uid The User ID of the owner of the event
* @param array $event_params An assoziative array with
* int 'event_id' => The ID of the event in the event table
* @param string $sql_extra
* @return array Query result
*/
function event_by_id($owner_uid = 0, $event_params, $sql_extra = '') {
// Ownly allow events if there is a valid owner_id.
if ($owner_uid == 0) {
return;
}
// Query for the event by event id
$r = q("SELECT `event`.*, `item`.`id` AS `itemid`,`item`.`plink`,
`item`.`author-name`, `item`.`author-avatar`, `item`.`author-link` FROM `event`
LEFT JOIN `item` ON `item`.`event-id` = `event`.`id` AND `item`.`uid` = `event`.`uid`
WHERE `event`.`uid` = %d AND `event`.`id` = %d $sql_extra",
intval($owner_uid),
intval($event_params["event_id"])
);
if (DBM::is_result($r)) {
return event_remove_duplicates($r);
}
}
/**
* @brief Get all events in a specific timeframe.
*
* @param int $owner_uid The User ID of the owner of the events.
* @param array $event_params An assoziative array with
* int 'ignored' =><br>
* string 'start' => Start time of the timeframe.<br>
* string 'finish' => Finish time of the timeframe.<br>
* string 'adjust_start' =><br>
* string 'adjust_start' =>
*
* @param string $sql_extra Additional sql conditions (e.g. permission request).
*
* @return array Query results.
*/
function events_by_date($owner_uid = 0, $event_params, $sql_extra = '') {
// Only allow events if there is a valid owner_id.
if ($owner_uid == 0) {
return;
}
// Query for the event by date.
$r = q("SELECT `event`.*, `item`.`id` AS `itemid`,`item`.`plink`,
`item`.`author-name`, `item`.`author-avatar`, `item`.`author-link` FROM `event`
LEFT JOIN `item` ON `item`.`event-id` = `event`.`id` AND `item`.`uid` = `event`.`uid`
WHERE `event`.`uid` = %d AND event.ignore = %d
AND ((`adjust` = 0 AND (`finish` >= '%s' OR (nofinish AND start >= '%s')) AND `start` <= '%s')
OR (`adjust` = 1 AND (`finish` >= '%s' OR (nofinish AND start >= '%s')) AND `start` <= '%s'))
$sql_extra ",
intval($owner_uid),
intval($event_params["ignored"]),
dbesc($event_params["start"]),
dbesc($event_params["start"]),
dbesc($event_params["finish"]),
dbesc($event_params["adjust_start"]),
dbesc($event_params["adjust_start"]),
dbesc($event_params["adjust_finish"])
);
if (DBM::is_result($r)) {
return event_remove_duplicates($r);
}
}
/**
* @brief Convert an array query results in an arry which could be used by the events template.
*
* @param array $arr Event query array.
* @return array Event array for the template.
*/
function process_events($arr) {
$events=[];
$last_date = '';
$fmt = L10n::t('l, F j');
if (count($arr)) {
foreach ($arr as $rr) {
$j = (($rr['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $rr['start'], 'j') : datetime_convert('UTC', 'UTC', $rr['start'], 'j'));
$d = (($rr['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $rr['start'], $fmt) : datetime_convert('UTC', 'UTC', $rr['start'], $fmt));
$d = day_translate($d);
$start = (($rr['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $rr['start'], 'c') : datetime_convert('UTC', 'UTC', $rr['start'], 'c'));
if ($rr['nofinish']) {
$end = null;
} else {
$end = (($rr['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $rr['finish'], 'c') : datetime_convert('UTC', 'UTC', $rr['finish'], 'c'));
}
$is_first = ($d !== $last_date);
$last_date = $d;
// Show edit and drop actions only if the user is the owner of the event and the event
// is a real event (no bithdays).
$edit = null;
$copy = null;
$drop = null;
if (local_user() && local_user() == $rr['uid'] && $rr['type'] == 'event') {
$edit = ((! $rr['cid']) ? [System::baseUrl() . '/events/event/' . $rr['id'], L10n::t('Edit event'), '', ''] : null);
$copy = ((! $rr['cid']) ? [System::baseUrl() . '/events/copy/' . $rr['id'], L10n::t('Duplicate event'), '', ''] : null);
$drop = [System::baseUrl() . '/events/drop/' . $rr['id'], L10n::t('Delete event'), '', ''];
}
$title = strip_tags(html_entity_decode(bbcode($rr['summary']), ENT_QUOTES, 'UTF-8'));
if (! $title) {
list($title, $_trash) = explode("<br", bbcode($rr['desc']), 2);
$title = strip_tags(html_entity_decode($title, ENT_QUOTES, 'UTF-8'));
}
$html = format_event_html($rr);
$rr['desc'] = bbcode($rr['desc']);
$rr['location'] = bbcode($rr['location']);
$events[] = [
'id' => $rr['id'],
'start' => $start,
'end' => $end,
'allDay' => false,
'title' => $title,
'j' => $j,
'd' => $d,
'edit' => $edit,
'drop' => $drop,
'copy' => $copy,
'is_first' => $is_first,
'item' => $rr,
'html' => $html,
'plink' => [$rr['plink'], L10n::t('link to source'), '', ''],
];
}
}
return $events;
}
/**
* @brief Format event to export format (ical/csv).
*
* @param array $events Query result for events.
* @param string $format The output format (ical/csv).
* @param string $timezone The timezone of the user (not implemented yet).
*
* @return string Content according to selected export format.
*
* @todo Implement timezone support
*/
function event_format_export($events, $format = 'ical', $timezone)
{
if (!((is_array($events)) && count($events))) {
return;
}
switch ($format) {
// Format the exported data as a CSV file.
case "csv":
header("Content-type: text/csv");
$o = '"Subject", "Start Date", "Start Time", "Description", "End Date", "End Time", "Location"' . PHP_EOL;
foreach ($events as $event) {
/// @todo The time / date entries don't include any information about the
/// timezone the event is scheduled in :-/
$tmp1 = strtotime($event['start']);
$tmp2 = strtotime($event['finish']);
$time_format = "%H:%M:%S";
$date_format = "%Y-%m-%d";
$o .= '"' . $event['summary'] . '", "' . strftime($date_format, $tmp1) .
'", "' . strftime($time_format, $tmp1) . '", "' . $event['desc'] .
'", "' . strftime($date_format, $tmp2) .
'", "' . strftime($time_format, $tmp2) .
'", "' . $event['location'] . '"' . PHP_EOL;
}
break;
// Format the exported data as a ics file.
case "ical":
header("Content-type: text/ics");
$o = 'BEGIN:VCALENDAR' . PHP_EOL
. 'VERSION:2.0' . PHP_EOL
. 'PRODID:-//friendica calendar export//0.1//EN' . PHP_EOL;
/// @todo include timezone informations in cases were the time is not in UTC
// see http://tools.ietf.org/html/rfc2445#section-4.8.3
// . 'BEGIN:VTIMEZONE' . PHP_EOL
// . 'TZID:' . $timezone . PHP_EOL
// . 'END:VTIMEZONE' . PHP_EOL;
// TODO instead of PHP_EOL CRLF should be used for long entries
// but test your solution against http://icalvalid.cloudapp.net/
// also long lines SHOULD be split at 75 characters length
foreach ($events as $event) {
if ($event['adjust'] == 1) {
$UTC = 'Z';
} else {
$UTC = '';
}
$o .= 'BEGIN:VEVENT' . PHP_EOL;
if ($event['start']) {
$tmp = strtotime($event['start']);
$dtformat = "%Y%m%dT%H%M%S" . $UTC;
$o .= 'DTSTART:' . strftime($dtformat, $tmp) . PHP_EOL;
}
if (!$event['nofinish']) {
$tmp = strtotime($event['finish']);
$dtformat = "%Y%m%dT%H%M%S" . $UTC;
$o .= 'DTEND:' . strftime($dtformat, $tmp) . PHP_EOL;
}
if ($event['summary']) {
$tmp = $event['summary'];
$tmp = str_replace(PHP_EOL, PHP_EOL . ' ', $tmp);
$tmp = addcslashes($tmp, ',;');
$o .= 'SUMMARY:' . $tmp . PHP_EOL;
}
if ($event['desc']) {
$tmp = $event['desc'];
$tmp = str_replace(PHP_EOL, PHP_EOL . ' ', $tmp);
$tmp = addcslashes($tmp, ',;');
$o .= 'DESCRIPTION:' . $tmp . PHP_EOL;
}
if ($event['location']) {
$tmp = $event['location'];
$tmp = str_replace(PHP_EOL, PHP_EOL . ' ', $tmp);
$tmp = addcslashes($tmp, ',;');
$o .= 'LOCATION:' . $tmp . PHP_EOL;
}
$o .= 'END:VEVENT' . PHP_EOL;
$o .= PHP_EOL;
}
$o .= 'END:VCALENDAR' . PHP_EOL;
break;
}
return $o;
}
/**
* @brief Get all events for a user ID.
*
* The query for events is done permission sensitive.
* If the user is the owner of the calendar he/she
* will get all of his/her available events.
* If the user is only a visitor only the public events will
* be available.
*
* @param int $uid The user ID.
* @param int $sql_extra Additional sql conditions for permission.
*
* @return array Query results.
*/
function events_by_uid($uid = 0, $sql_extra = '') {
if ($uid == 0) {
return;
}
// The permission condition if no condition was transmitted.
if ($sql_extra == '') {
$sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' ";
}
// Does the user who requests happen to be the owner of the events
// requested? then show all of your events, otherwise only those that
// don't have limitations set in allow_cid and allow_gid.
if (local_user() == $uid) {
$r = q("SELECT `start`, `finish`, `adjust`, `summary`, `desc`, `location`, `nofinish`
FROM `event` WHERE `uid`= %d AND `cid` = 0 ",
intval($uid)
);
} else {
$r = q("SELECT `start`, `finish`, `adjust`, `summary`, `desc`, `location`, `nofinish`
FROM `event` WHERE `uid`= %d AND `cid` = 0 $sql_extra ",
intval($uid)
);
}
if (DBM::is_result($r)) {
return $r;
}
}
/**
*
* @param int $uid The user ID.
* @param string $format Output format (ical/csv).
* @return array With the results:
* bool 'success' => True if the processing was successful,<br>
* string 'format' => The output format,<br>
* string 'extension' => The file extension of the output format,<br>
* string 'content' => The formatted output content.<br>
*
* @todo Respect authenticated users with events_by_uid().
*/
function event_export($uid, $format = 'ical') {
$process = false;
// We are allowed to show events.
// Get the timezone the user is in.
$r = q("SELECT `timezone` FROM `user` WHERE `uid` = %d LIMIT 1", intval($uid));
if (DBM::is_result($r)) {
$timezone = $r[0]['timezone'];
}
// Get all events which are owned by a uid (respects permissions).
$events = events_by_uid($uid);
// We have the events that are available for the requestor.
// Now format the output according to the requested format.
if (count($events)) {
$res = event_format_export($events, $format, $timezone);
}
// If there are results the precess was successfull.
if (x($res)) {
$process = true;
}
// Get the file extension for the format.
switch ($format) {
case "ical":
$file_ext = "ics";
break;
case "csv":
$file_ext = "csv";
break;
default:
$file_ext = "";
}
$arr = [
'success' => $process,
'format' => $format,
'extension' => $file_ext,
'content' => $res,
];
return $arr;
}
/**
* @brief Get the events widget.
*
* @return string Formated html of the evens widget.
*/
function widget_events() {
$a = get_app();
$owner_uid = $a->data['user']['uid'];
// $a->data is only available if the profile page is visited. If the visited page is not part
// of the profile page it should be the personal /events page. So we can use $a->user.
$user = ($a->data['user']['nickname'] ? $a->data['user']['nickname'] : $a->user['nickname']);
// The permission testing is a little bit tricky because we have to respect many cases.
// It's not the private events page (we don't get the $owner_uid for /events).
if (! local_user() && ! $owner_uid) {
return;
}
/*
* Cal logged in user (test permission at foreign profile page).
* If the $owner uid is available we know it is part of one of the profile pages (like /cal).
* So we have to test if if it's the own profile page of the logged in user
* or a foreign one. For foreign profile pages we need to check if the feature
* for exporting the cal is enabled (otherwise the widget would appear for logged in users
* on foreigen profile pages even if the widget is disabled).
*/
if (intval($owner_uid) && local_user() !== $owner_uid && ! Feature::isEnabled($owner_uid, "export_calendar")) {
return;
}
/*
* If it's a kind of profile page (intval($owner_uid)) return if the user not logged in and
* export feature isn't enabled.
*/
if (intval($owner_uid) && ! local_user() && ! Feature::isEnabled($owner_uid, "export_calendar")) {
return;
}
return replace_macros(get_markup_template("events_aside.tpl"), [
'$etitle' => L10n::t("Export"),
'$export_ical' => L10n::t("Export calendar as ical"),
'$export_csv' => L10n::t("Export calendar as csv"),
'$user' => $user
]);
}
/**
* @brief Format an item array with event data to HTML.
*
* @param arr $item Array with item and event data.
* @return string HTML output.
*/
function format_event_item($item) {
$same_date = false;
$finish = false;
// Set the different time formats.
$dformat = L10n::t('l F d, Y \@ g:i A'); // Friday January 18, 2011 @ 8:01 AM.
$dformat_short = L10n::t('D g:i A'); // Fri 8:01 AM.
$tformat = L10n::t('g:i A'); // 8:01 AM.
// Convert the time to different formats.
$dtstart_dt = (($item['event-adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(), $item['event-start'], $dformat)) : day_translate(datetime_convert('UTC', 'UTC', $item['event-start'], $dformat)));
$dtstart_title = datetime_convert('UTC', 'UTC', $item['event-start'], (($item['event-adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s'));
// Format: Jan till Dec.
$month_short = (($item['event-adjust']) ? day_short_translate(datetime_convert('UTC', date_default_timezone_get(), $item['event-start'], 'M')) : day_short_translate(datetime_convert('UTC', 'UTC', $item['event-start'], 'M')));
// Format: 1 till 31.
$date_short = (($item['event-adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $item['event-start'], 'j') : datetime_convert('UTC', 'UTC', $item['event-start'], 'j'));
$start_time = (($item['event-adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $item['event-start'], $tformat) : datetime_convert('UTC', 'UTC', $item['event-start'], $tformat));
$start_short = (($item['event-adjust']) ? day_short_translate(datetime_convert('UTC', date_default_timezone_get(), $item['event-start'], $dformat_short)) : day_short_translate(datetime_convert('UTC', 'UTC', $item['event-start'], $dformat_short)));
// If the option 'nofinisch' isn't set, we need to format the finish date/time.
if (!$item['event-nofinish']) {
$finish = true;
$dtend_dt = (($item['event-adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(), $item['event-finish'], $dformat)) : day_translate(datetime_convert('UTC', 'UTC', $item['event-finish'], $dformat)));
$dtend_title = datetime_convert('UTC', 'UTC', $item['event-finish'], (($item['event-adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s'));
$end_short = (($item['event-adjust']) ? day_short_translate(datetime_convert('UTC', date_default_timezone_get(), $item['event-finish'], $dformat_short)) : day_short_translate(datetime_convert('UTC', 'UTC', $item['event-finish'], $dformat_short)));
$end_time = (($item['event-adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $item['event-finish'], $tformat) : datetime_convert('UTC', 'UTC', $item['event-finish'], $tformat));
// Check if start and finish time is at the same day.
if (substr($dtstart_title, 0, 10) === substr($dtend_title, 0, 10)) {
$same_date = true;
}
}
// Format the event location.
$evloc = event_location2array($item['event-location']);
$location = [];
if (isset($evloc['name'])) {
$location['name'] = prepare_text($evloc['name']);
}
// Construct the map HTML.
if (isset($evloc['address'])) {
$location['map'] = '<div class="map">' . Map::byLocation($evloc['address']) . '</div>';
} elseif (isset($evloc['coordinates'])) {
$location['map'] = '<div class="map">' . Map::byCoordinates(str_replace('/', ' ', $evloc['coordinates'])) . '</div>';
}
// Construct the profile link (magic-auth).
$sp = false;
$profile_link = best_link_url($item, $sp);
if (!$sp) {
$profile_link = Profile::zrl($profile_link);
}
$event = replace_macros(get_markup_template('event_stream_item.tpl'), [
'$id' => $item['event-id'],
'$title' => prepare_text($item['event-summary']),
'$dtstart_label' => L10n::t('Starts:'),
'$dtstart_title' => $dtstart_title,
'$dtstart_dt' => $dtstart_dt,
'$finish' => $finish,
'$dtend_label' => L10n::t('Finishes:'),
'$dtend_title' => $dtend_title,
'$dtend_dt' => $dtend_dt,
'$month_short' => $month_short,
'$date_short' => $date_short,
'$same_date' => $same_date,
'$start_time' => $start_time,
'$start_short' => $start_short,
'$end_time' => $end_time,
'$end_short' => $end_short,
'$author_name' => $item['author-name'],
'$author_link' => $profile_link,
'$author_avatar' => $item['author-avatar'],
'$description' => prepare_text($item['event-desc']),
'$location_label' => L10n::t('Location:'),
'$show_map_label' => L10n::t('Show map'),
'$hide_map_label' => L10n::t('Hide map'),
'$map_btn_label' => L10n::t('Show map'),
'$location' => $location
]);
return $event;
}
/**
* @brief Format a string with map bbcode to an array with location data.
*
* Note: The string must only contain location data. A string with no bbcode will be
* handled as location name.
*
* @param string $s The string with the bbcode formatted location data.
*
* @return array The array with the location data.
* 'name' => The name of the location,<br>
* 'address' => The address of the location,<br>
* 'coordinates' => Latitude‎ and longitude‎ (e.g. '48.864716,2.349014').<br>
*/
function event_location2array($s = '') {
if ($s == '') {
return;
}
$location = ['name' => $s];
// Map tag with location name - e.g. [map]Paris[/map].
if (strpos($s, '[/map]') !== false) {
$found = preg_match("/\[map\](.*?)\[\/map\]/ism", $s, $match);
if (intval($found) > 0 && array_key_exists(1, $match)) {
$location['address'] = $match[1];
// Remove the map bbcode from the location name.
$location['name'] = str_replace($match[0], "", $s);
}
// Map tag with coordinates - e.g. [map=48.864716,2.349014].
} elseif (strpos($s, '[map=') !== false) {
$found = preg_match("/\[map=(.*?)\]/ism", $s, $match);
if (intval($found) > 0 && array_key_exists(1, $match)) {
$location['coordinates'] = $match[1];
// Remove the map bbcode from the location name.
$location['name'] = str_replace($match[0], "", $s);
}
}
return $location;
}