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events.php
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events.php
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<?php
/**
* DokuWiki Plugin DAVCal (Events Syntax Component)
*
* @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
* @author Andreas Böhler <dev@aboehler.at>
*/
// must be run within Dokuwiki
if(!defined('DOKU_INC')) die();
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');
class syntax_plugin_davcal_events extends DokuWiki_Syntax_Plugin {
protected $hlp = null;
// Load the helper plugin
public function syntax_plugin_davcal_events() {
$this->hlp =& plugin_load('helper', 'davcal');
}
/**
* What kind of syntax are we?
*/
function getType(){
return 'substition';
}
/**
* What about paragraphs?
*/
function getPType(){
return 'normal';
}
/**
* Where to sort in?
*/
function getSort(){
return 165;
}
/**
* Connect pattern to lexer
*/
function connectTo($mode) {
$this->Lexer->addSpecialPattern('\{\{davcalevents>[^}]*\}\}',$mode,'plugin_davcal_events');
}
/**
* Handle the match
*/
function handle($match, $state, $pos, Doku_Handler $handler){
global $ID;
$data = array('id' => array(),
'startdate' => 'today',
'numdays' => 30,
'startisend' => false,
'dateformat' => 'Y-m-d H:i',
'alldayformat' => 'Y-m-d',
'onlystart' => false,
'sort' => 'desc',
'timezone' => 'local',
'timeformat' => null,
);
$lastid = $ID;
$options = trim(substr($match,15,-2));
$options = explode(',', $options);
foreach($options as $option)
{
list($key, $val) = explode('=', $option);
$key = strtolower(trim($key));
$val = trim($val);
switch($key)
{
case 'id':
$lastid = $val;
if(!in_array($val, $data['id']))
$data['id'][$val] = null;
break;
case 'color':
$data['id'][$lastid] = $val;
break;
case 'onlystart':
if(($val === 'on') || ($val === 'true'))
$data['onlystart'] = true;
break;
case 'startisend':
if(($val === 'on') || ($val === 'true'))
$data['startisend'] = true;
break;
case 'timezone':
$tzlist = \DateTimeZone::listIdentifiers(DateTimeZone::ALL);
if(in_array($val, $tzlist) || $val === 'no')
$data['timezone'] = $val;
else
msg($this->getLang('error_timezone_not_in_list'), -1);
break;
default:
$data[$key] = $val;
}
}
// Handle the default case when the user didn't enter a different ID
if(empty($data['id']))
{
$data['id'] = array($ID => '#3a87ad');
}
// Fix up the colors, if no color information is given
foreach($data['id'] as $id => $color)
{
if(is_null($color))
{
// If this is the current calendar or a WebDAV calendar, use the
// default color
if(($id === $ID) || (strpos($id, 'webdav://') === 0))
{
$data['id'][$id] = '#3a87ad';
}
// Otherwise, retrieve the color information from the calendar settings
else
{
$calid = $this->hlp->getCalendarIdForPage($ID);
$settings = $this->hlp->getCalendarSettings($calid);
$color = $settings['calendarcolor'];
$data['id'][$id] = $color;
}
}
}
return $data;
}
private static function sort_events_asc($a, $b)
{
$from1 = new \DateTime($a['start']);
$from2 = new \DateTime($b['start']);
return $from2 < $from1;
}
private static function sort_events_desc($a, $b)
{
$from1 = new \DateTime($a['start']);
$from2 = new \DateTime($b['start']);
return $from1 < $from2;
}
/**
* Create output
*/
function render($format, Doku_Renderer $R, $data) {
if($format == 'metadata')
{
$R->meta['plugin_davcal']['events'] = true;
return true;
}
if(($format != 'xhtml') && ($format != 'odt')) return false;
global $ID;
$events = array();
$from = $data['startdate'];
$toStr = null;
// Handle the various options to 'startDate'
if($from === 'today')
{
$from = new \DateTime();
}
elseif(strpos($from, 'today-') === 0)
{
$days = intval(str_replace('today-', '', $from));
$from = new \DateTime();
$from->sub(new \DateInterval('P'.$days.'D'));
}
elseif(strpos($from, 'today+') === 0)
{
$days = intval(str_replace('today+', '', $from));
$from = new \DateTime();
$from->add(new \DateInterval('P'.$days.'D'));
}
else
{
$from = new \DateTime($from);
}
// Handle the option 'startisend'
if($data['startisend'] === true)
{
if($data['numdays'] > 0)
{
$to = clone $from;
$to->sub(new \DateInterval('P'.$data['numdays'].'D'));
$fromStr = $to->format('Y-m-d');
}
else
{
$fromStr = null;
}
$toStr = $from->format('Y-m-d');
}
else
{
if($data['numdays'] > 0)
{
$to = clone $from;
$to->add(new \DateInterval('P'.$data['numdays'].'D'));
$toStr = $to->format('Y-m-d');
}
else
{
$toStr = null;
}
$fromStr = $from->format('Y-m-d');
}
// Support for timezone
$timezone = $data['timezone'];
// Filter events by user permissions
$userEvents = $this->hlp->filterCalendarPagesByUserPermission($data['id']);
// Fetch the events
foreach($userEvents as $calPage => $color)
{
$events = array_merge($events, $this->hlp->getEventsWithinDateRange($calPage,
$user, $fromStr, $toStr, $timezone, null,
array('URL', 'X-COST')));
}
// Sort the events
if($data['sort'] === 'desc')
usort($events, array("syntax_plugin_davcal_events", "sort_events_desc"));
else
usort($events, array("syntax_plugin_davcal_events", "sort_events_asc"));
$R->doc .= '<div class="davcalevents">';
foreach($events as $event)
{
$from = new \DateTime($event['start']);
$color = $data['id'][$event['page']];
$R->doc .= '<div class="tile" style="background-color:'.$color.'">';
$R->doc .= '<div class="text">';
if($timezone !== 'local')
{
$from->setTimezone(new \DateTimeZone($timezone));
$to->setTimezone(new \DateTimeZone($timezone));
}
if($event['allDay'] === true)
$R->doc .= '<h1>'.$from->format($data['alldayformat']).'</h1>';
else
$R->doc .= '<h1>'.$from->format($data['dateformat']).'</h1>';
if(!is_null($data['timeformat']) && $event['allDay'] != true)
{
$R->doc .= '<h2>'.$from->format($data['timeformat']).'</h2>';
}
$R->doc .= $event['title'].'<br>';
$R->doc .= '<span class="costs">'.$this->getLang('costs').': '.$event['X-COST'].'</span>';
$R->doc .= '<div class="dots">';
$R->doc .= '<span></span>';
$R->doc .= '<span></span>';
$R->doc .= '<span></span>';
$R->doc .= '</div>';
$R->doc .= '</div>';
$R->doc .= '</div>';
}
$R->doc .= '</div>';
/*
// Create tabular output
$R->table_open();
$R->tablethead_open();
$R->tableheader_open();
$R->doc .= $data['onlystart'] ? $this->getLang('at') : $this->getLang('from');
$R->tableheader_close();
if(!$data['onlystart'])
{
$R->tableheader_open();
$R->doc .= $this->getLang('to');
$R->tableheader_close();
}
$R->tableheader_open();
$R->doc .= $this->getLang('title');
$R->tableheader_close();
$R->tableheader_open();
$R->doc .= $this->getLang('description');
$R->tableheader_close();
$R->tablethead_close();
foreach($events as $event)
{
$R->tablerow_open();
$R->tablecell_open();
$from = new \DateTime($event['start']);
if($timezone !== 'local')
{
$from->setTimezone(new \DateTimeZone($timezone));
$to->setTimezone(new \DateTimeZone($timezone));
}
if($event['allDay'] === true)
$R->doc .= $from->format($data['alldayformat']);
else
$R->doc .= $from->format($data['dateformat']);
$R->tablecell_close();
if(!$data['onlystart'])
{
$to = new \DateTime($event['end']);
// Fixup all day events, which have one day in excess
if($event['allDay'] === true)
{
$to->sub(new \DateInterval('P1D'));
}
$R->tablecell_open();
if($event['allDay'] === true)
$R->doc .= $to->format($data['alldayformat']);
else
$R->doc .= $to->format($data['dateformat']);
$R->tablecell_close();
}
$R->tablecell_open();
$R->doc .= $event['title'];
$R->tablecell_close();
$R->tablecell_open();
$R->doc .= $event['description'];
$R->tablecell_close();
$R->tablerow_close();
}
$R->table_close();
*/
}
}
// vim:ts=4:sw=4:et:enc=utf-8:

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