819592c3bd
- Remove unused variables and parameter - Updated function documentation - Fix formatting - Add back uninitialized variables - Simplify nested conditions
1040 lines
32 KiB
PHP
1040 lines
32 KiB
PHP
<?php
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/**
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* @file include/event.php
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* @brief functions specific to event handling
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*/
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use Friendica\App;
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use Friendica\Content\Feature;
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use Friendica\Core\PConfig;
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use Friendica\Core\System;
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use Friendica\Database\DBM;
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use Friendica\Util\Map;
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require_once 'include/bbcode.php';
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require_once 'include/datetime.php';
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require_once 'include/conversation.php';
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function format_event_html($ev, $simple = false) {
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if (! ((is_array($ev)) && count($ev))) {
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return '';
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}
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$bd_format = t('l F d, Y \@ g:i A') ; // Friday January 18, 2011 @ 8 AM.
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$event_start = (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
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$ev['start'] , $bd_format ))
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: day_translate(datetime_convert('UTC', 'UTC',
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$ev['start'] , $bd_format)));
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$event_end = (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
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$ev['finish'] , $bd_format ))
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: day_translate(datetime_convert('UTC', 'UTC',
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$ev['finish'] , $bd_format )));
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if ($simple) {
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$o = "<h3>" . bbcode($ev['summary']) . "</h3>";
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$o .= "<div>" . bbcode($ev['desc']) . "</div>";
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$o .= "<h4>" . t('Starts:') . "</h4><p>" . $event_start . "</p>";
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if (! $ev['nofinish']) {
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$o .= "<h4>" . t('Finishes:') . "</h4><p>" . $event_end ."</p>";
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}
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if (strlen($ev['location'])) {
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$o .= "<h4>" . t('Location:') . "</h4><p>" . $ev['location'] . "</p>";
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}
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return $o;
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}
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$o = '<div class="vevent">' . "\r\n";
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$o .= '<div class="summary event-summary">' . bbcode($ev['summary']) . '</div>' . "\r\n";
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$o .= '<div class="event-start"><span class="event-label">' . t('Starts:') . '</span> <span class="dtstart" title="'
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. datetime_convert('UTC', 'UTC', $ev['start'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
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. '" >'.$event_start
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. '</span></div>' . "\r\n";
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if (! $ev['nofinish']) {
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$o .= '<div class="event-end" ><span class="event-label">' . t('Finishes:') . '</span> <span class="dtend" title="'
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. datetime_convert('UTC', 'UTC', $ev['finish'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
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. '" >'.$event_end
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. '</span></div>' . "\r\n";
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}
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$o .= '<div class="description event-description">' . bbcode($ev['desc']) . '</div>' . "\r\n";
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if (strlen($ev['location'])) {
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$o .= '<div class="event-location"><span class="event-label">' . t('Location:') . '</span> <span class="location">'
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. bbcode($ev['location'])
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. '</span></div>' . "\r\n";
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// Include a map of the location if the [map] BBCode is used.
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if (strpos($ev['location'], "[map") !== false) {
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$map = Map::byLocation($ev['location']);
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if ($map !== $ev['location']) {
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$o.= $map;
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}
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}
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}
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$o .= '</div>' . "\r\n";
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return $o;
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}
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/**
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* @brief Convert an array with event data to bbcode.
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*
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* @param array $ev Array which conains the event data.
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* @return string The event as a bbcode formatted string.
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*/
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function format_event_bbcode($ev) {
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$o = '';
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if ($ev['summary']) {
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$o .= '[event-summary]' . $ev['summary'] . '[/event-summary]';
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}
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if ($ev['desc']) {
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$o .= '[event-description]' . $ev['desc'] . '[/event-description]';
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}
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if ($ev['start']) {
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$o .= '[event-start]' . $ev['start'] . '[/event-start]';
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}
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if (($ev['finish']) && (! $ev['nofinish'])) {
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$o .= '[event-finish]' . $ev['finish'] . '[/event-finish]';
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}
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if ($ev['location']) {
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$o .= '[event-location]' . $ev['location'] . '[/event-location]';
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}
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if ($ev['adjust']) {
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$o .= '[event-adjust]' . $ev['adjust'] . '[/event-adjust]';
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}
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return $o;
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}
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/**
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* @brief Extract bbcode formatted event data from a string
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* and convert it to html.
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*
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* @params: string $s The string which should be parsed for event data.
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* @return string The html output.
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*/
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function bbtovcal($s) {
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$o = '';
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$ev = bbtoevent($s);
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if ($ev['desc']) {
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$o = format_event_html($ev);
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}
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return $o;
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}
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/**
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* @brief Extract bbcode formatted event data from a string.
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*
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* @params: string $s The string which should be parsed for event data.
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* @return array The array with the event information.
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*/
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function bbtoevent($s) {
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$ev = array();
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$match = '';
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if (preg_match("/\[event\-summary\](.*?)\[\/event\-summary\]/is", $s, $match)) {
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$ev['summary'] = $match[1];
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}
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$match = '';
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if (preg_match("/\[event\-description\](.*?)\[\/event\-description\]/is", $s, $match)) {
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$ev['desc'] = $match[1];
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}
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$match = '';
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if (preg_match("/\[event\-start\](.*?)\[\/event\-start\]/is", $s, $match)) {
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$ev['start'] = $match[1];
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}
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$match = '';
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if (preg_match("/\[event\-finish\](.*?)\[\/event\-finish\]/is", $s, $match)) {
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$ev['finish'] = $match[1];
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}
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$match = '';
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if (preg_match("/\[event\-location\](.*?)\[\/event\-location\]/is", $s, $match)) {
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$ev['location'] = $match[1];
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}
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$match = '';
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if (preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is", $s, $match)) {
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$ev['adjust'] = $match[1];
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}
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$ev['nofinish'] = (((x($ev, 'start') && $ev['start']) && (!x($ev, 'finish') || !$ev['finish'])) ? 1 : 0);
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return $ev;
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}
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function sort_by_date($a) {
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usort($a,'ev_compare');
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return $a;
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}
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function ev_compare($a,$b) {
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$date_a = (($a['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $a['start']) : $a['start']);
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$date_b = (($b['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $b['start']) : $b['start']);
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if ($date_a === $date_b) {
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return strcasecmp($a['desc'], $b['desc']);
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}
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return strcmp($date_a, $date_b);
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}
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/**
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* @brief Delete an event from the event table.
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*
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* Note: This function does only delete the event from the event table not its
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* related entry in the item table.
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*
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* @param int $event_id Event ID.
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* @return void
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*/
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function event_delete($event_id) {
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if ($event_id == 0) {
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return;
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}
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dba::delete('event', array('id' => $event_id));
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logger("Deleted event ".$event_id, LOGGER_DEBUG);
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}
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/**
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* @brief Store the event.
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*
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* Store the event in the event table and create an event item in the item table.
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*
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* @param array $arr Array with event data.
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* @return int The event id.
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*/
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function event_store($arr) {
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require_once 'include/datetime.php';
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require_once 'include/items.php';
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require_once 'include/bbcode.php';
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$a = get_app();
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$arr['created'] = (($arr['created']) ? $arr['created'] : datetime_convert());
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$arr['edited'] = (($arr['edited']) ? $arr['edited'] : datetime_convert());
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$arr['type'] = (($arr['type']) ? $arr['type'] : 'event' );
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$arr['cid'] = ((intval($arr['cid'])) ? intval($arr['cid']) : 0);
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$arr['uri'] = (x($arr, 'uri') ? $arr['uri'] : item_new_uri($a->get_hostname(), $arr['uid']));
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$arr['private'] = ((x($arr, 'private')) ? intval($arr['private']) : 0);
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$arr['guid'] = get_guid(32);
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if ($arr['cid']) {
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$c = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
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intval($arr['cid']),
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intval($arr['uid'])
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);
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} else {
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$c = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
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intval($arr['uid'])
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);
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}
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if (DBM::is_result($c)) {
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$contact = $c[0];
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}
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// Existing event being modified.
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if ($arr['id']) {
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// has the event actually changed?
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$r = q("SELECT * FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
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intval($arr['id']),
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intval($arr['uid'])
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);
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if ((! DBM::is_result($r)) || ($r[0]['edited'] === $arr['edited'])) {
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// Nothing has changed. Grab the item id to return.
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$r = q("SELECT * FROM `item` WHERE `event-id` = %d AND `uid` = %d LIMIT 1",
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intval($arr['id']),
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intval($arr['uid'])
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);
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return ((DBM::is_result($r)) ? $r[0]['id'] : 0);
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}
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// The event changed. Update it.
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q("UPDATE `event` SET
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`edited` = '%s',
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`start` = '%s',
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`finish` = '%s',
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`summary` = '%s',
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`desc` = '%s',
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`location` = '%s',
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`type` = '%s',
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`adjust` = %d,
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`nofinish` = %d
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WHERE `id` = %d AND `uid` = %d",
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dbesc($arr['edited']),
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dbesc($arr['start']),
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dbesc($arr['finish']),
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dbesc($arr['summary']),
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dbesc($arr['desc']),
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dbesc($arr['location']),
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dbesc($arr['type']),
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intval($arr['adjust']),
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intval($arr['nofinish']),
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intval($arr['id']),
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intval($arr['uid'])
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);
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$r = q("SELECT * FROM `item` WHERE `event-id` = %d AND `uid` = %d LIMIT 1",
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intval($arr['id']),
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intval($arr['uid'])
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);
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if (DBM::is_result($r)) {
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$object = '<object><type>' . xmlify(ACTIVITY_OBJ_EVENT) . '</type><title></title><id>' . xmlify($arr['uri']) . '</id>';
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$object .= '<content>' . xmlify(format_event_bbcode($arr)) . '</content>';
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$object .= '</object>' . "\n";
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q("UPDATE `item` SET `body` = '%s', `object` = '%s', `edited` = '%s' WHERE `id` = %d AND `uid` = %d",
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dbesc(format_event_bbcode($arr)),
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dbesc($object),
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dbesc($arr['edited']),
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intval($r[0]['id']),
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intval($arr['uid'])
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);
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$item_id = $r[0]['id'];
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} else {
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$item_id = 0;
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}
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call_hooks("event_updated", $arr['id']);
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return $item_id;
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} else {
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// New event. Store it.
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q("INSERT INTO `event` (`uid`,`cid`,`guid`,`uri`,`created`,`edited`,`start`,`finish`,`summary`, `desc`,`location`,`type`,
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`adjust`,`nofinish`,`allow_cid`,`allow_gid`,`deny_cid`,`deny_gid`)
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VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s' ) ",
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intval($arr['uid']),
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intval($arr['cid']),
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dbesc($arr['guid']),
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dbesc($arr['uri']),
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dbesc($arr['created']),
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dbesc($arr['edited']),
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dbesc($arr['start']),
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dbesc($arr['finish']),
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dbesc($arr['summary']),
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dbesc($arr['desc']),
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dbesc($arr['location']),
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dbesc($arr['type']),
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intval($arr['adjust']),
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intval($arr['nofinish']),
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dbesc($arr['allow_cid']),
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dbesc($arr['allow_gid']),
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dbesc($arr['deny_cid']),
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dbesc($arr['deny_gid'])
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);
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$r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
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dbesc($arr['uri']),
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intval($arr['uid'])
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);
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if (DBM::is_result($r)) {
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$event = $r[0];
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}
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$item_arr = array();
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$item_arr['uid'] = $arr['uid'];
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$item_arr['contact-id'] = $arr['cid'];
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$item_arr['uri'] = $arr['uri'];
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$item_arr['parent-uri'] = $arr['uri'];
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$item_arr['guid'] = $arr['guid'];
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$item_arr['type'] = 'activity';
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$item_arr['wall'] = (($arr['cid']) ? 0 : 1);
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$item_arr['contact-id'] = $contact['id'];
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$item_arr['owner-name'] = $contact['name'];
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$item_arr['owner-link'] = $contact['url'];
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$item_arr['owner-avatar'] = $contact['thumb'];
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$item_arr['author-name'] = $contact['name'];
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$item_arr['author-link'] = $contact['url'];
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$item_arr['author-avatar'] = $contact['thumb'];
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$item_arr['title'] = '';
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$item_arr['allow_cid'] = $arr['allow_cid'];
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$item_arr['allow_gid'] = $arr['allow_gid'];
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$item_arr['deny_cid'] = $arr['deny_cid'];
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$item_arr['deny_gid'] = $arr['deny_gid'];
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$item_arr['private'] = $arr['private'];
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$item_arr['last-child'] = 1;
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$item_arr['visible'] = 1;
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$item_arr['verb'] = ACTIVITY_POST;
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$item_arr['object-type'] = ACTIVITY_OBJ_EVENT;
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$item_arr['origin'] = ((intval($arr['cid']) == 0) ? 1 : 0);
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$item_arr['body'] = format_event_bbcode($event);
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$item_arr['object'] = '<object><type>' . xmlify(ACTIVITY_OBJ_EVENT) . '</type><title></title><id>' . xmlify($arr['uri']) . '</id>';
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$item_arr['object'] .= '<content>' . xmlify(format_event_bbcode($event)) . '</content>';
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$item_arr['object'] .= '</object>' . "\n";
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$item_id = item_store($item_arr);
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if ($item_id) {
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q("UPDATE `item` SET `event-id` = %d WHERE `uid` = %d AND `id` = %d",
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intval($event['id']),
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intval($arr['uid']),
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intval($item_id)
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);
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}
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call_hooks("event_created", $event['id']);
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return $item_id;
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}
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}
|
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/**
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* @brief Create an array with translation strings used for events.
|
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*
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* @return array Array with translations strings.
|
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*/
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function get_event_strings() {
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// First day of the week (0 = Sunday).
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$firstDay = PConfig::get(local_user(), 'system', 'first_day_of_week', 0);
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$i18n = array(
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"firstDay" => $firstDay,
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"allday" => t("all-day"),
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"Sun" => t("Sun"),
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"Mon" => t("Mon"),
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"Tue" => t("Tue"),
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"Wed" => t("Wed"),
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"Thu" => t("Thu"),
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"Fri" => t("Fri"),
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"Sat" => t("Sat"),
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"Sunday" => t("Sunday"),
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"Monday" => t("Monday"),
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"Tuesday" => t("Tuesday"),
|
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"Wednesday" => t("Wednesday"),
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"Thursday" => t("Thursday"),
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"Friday" => t("Friday"),
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"Saturday" => t("Saturday"),
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"Jan" => t("Jan"),
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"Feb" => t("Feb"),
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"Mar" => t("Mar"),
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"Apr" => t("Apr"),
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"May" => t("May"),
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"Jun" => t("Jun"),
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"Jul" => t("Jul"),
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"Aug" => t("Aug"),
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"Sep" => t("Sept"),
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"Oct" => t("Oct"),
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"Nov" => t("Nov"),
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"Dec" => t("Dec"),
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|
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"January" => t("January"),
|
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"February" => t("February"),
|
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"March" => t("March"),
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"April" => t("April"),
|
||
"May" => t("May"),
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"June" => t("June"),
|
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"July" => t("July"),
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"August" => t("August"),
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"September" => t("September"),
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"October" => t("October"),
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"November" => t("November"),
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"December" => t("December"),
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|
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"today" => t("today"),
|
||
"month" => t("month"),
|
||
"week" => t("week"),
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||
"day" => t("day"),
|
||
|
||
"noevent" => t("No events to display"),
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||
|
||
"dtstart_label" => t("Starts:"),
|
||
"dtend_label" => t("Finishes:"),
|
||
"location_label" => 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) {
|
||
$dates2 = array();
|
||
|
||
foreach ($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=array();
|
||
|
||
$last_date = '';
|
||
$fmt = t('l, F j');
|
||
if (count($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']) ? array(System::baseUrl() . '/events/event/' . $rr['id'], t('Edit event'), '', '') : null);
|
||
$copy = ((! $rr['cid']) ? array(System::baseUrl() . '/events/copy/' . $rr['id'], t('Duplicate event'), '', '') : null);
|
||
$drop = array(System::baseUrl() . '/events/drop/' . $rr['id'], 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[] = array(
|
||
'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' => $html,
|
||
'plink' => array($rr['plink'], 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 = array(
|
||
'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($owner_uid, "export_calendar")) {
|
||
return;
|
||
}
|
||
|
||
return replace_macros(get_markup_template("events_aside.tpl"), array(
|
||
'$etitle' => t("Export"),
|
||
'$export_ical' => t("Export calendar as ical"),
|
||
'$export_csv' => 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 = t('l F d, Y \@ g:i A'); // Friday January 18, 2011 @ 8:01 AM.
|
||
$dformat_short = t('D g:i A'); // Fri 8:01 AM.
|
||
$tformat = 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']);
|
||
$location = array();
|
||
|
||
if (isset($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) {
|
||
$profile_link = zrl($profile_link);
|
||
}
|
||
|
||
$event = replace_macros(get_markup_template('event_stream_item.tpl'), array(
|
||
'$id' => $item['event-id'],
|
||
'$title' => prepare_text($item['event-summary']),
|
||
'$dtstart_label' => t('Starts:'),
|
||
'$dtstart_title' => $dtstart_title,
|
||
'$dtstart_dt' => $dtstart_dt,
|
||
'$finish' => $finish,
|
||
'$dtend_label' => 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' => t('Location:'),
|
||
'$show_map_label' => t('Show map'),
|
||
'$hide_map_label' => t('Hide map'),
|
||
'$map_btn_label' => t('Show map'),
|
||
'$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 = array('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;
|
||
}
|