aboutsummaryrefslogblamecommitdiffstats
path: root/include/event.php
blob: 31cf536ffd4853f55cffc9b6d5b304bb27ff7342 (plain) (tree)
1
2
3
4
5
6
7
8
9
10


     
                                           
 

                                           


                                             

                                                                             

                                    
                                                                                          
 

                                                                                                             
                        



                                                                                                        

                                
                             

                                                                                                                      
                                



                                                                                                                


                                        
                                                                                                  

                                                  

                       



                  





























































                                                                                                                            
                                   
 
                
 

                                                                                   
 

                                                                        
 




                                                                                 
 

                                                                           

 













                                            
 
                      
 















                                                                                           
 


                   
 




                               


 
                            
 




                                                                                                                   
<?php


function format_event_html($ev,$pre = '') {

	require_once('include/bbcode.php');

	if(! ((is_array($ev)) && count($ev)))
		return '';

	$bd_format = t('l F d, Y \@ g A') ; // Friday January 18, 2011 @ 8 AM

	$o = '<div class="vevent">';

	$o .= '<p class="description event-description">' . bbcode($ev['desc']) .  '</p>';

	$o .= '<p class="event-start">' . t('Starts:') . ' <abbr class="dtstart" title="'
		. datetime_convert('UTC','UTC',$ev['start'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
		. '" >' 
		. (($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)))
		. '</abbr></p>';

	if(! $ev['nofinish'])
		$o .= '<p class="event-end" >' . t('Finishes:') . ' <abbr class="dtend" title="'
			. datetime_convert('UTC','UTC',$ev['finish'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
			. '" >' 
			. (($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 )))
			. '</abbr></p>';

	if(strlen($ev['location']))
		$o .= '<p class="event-location"> ' . t('Location:') . ' <span class="location">' 
			. bbcode($ev['location']) 
			. '</span></p>';

	$o .= '</div>';
	return $o;
}


function parse_event($h) {

	require_once('include/Scrape.php');
	require_once('library/HTMLPurifier.auto.php');
	require_once('include/html2bbcode');

	$h = '<html><body>' . $h . '</body></html>';

	$ret = array();

	$dom = HTML5_Parser::parse($h);

	if(! $dom)
 		return $ret;

	$items = $dom->getElementsByTagName('*');

	foreach($items as $item) {
		if(attribute_contains($item->getAttribute('class'), 'vevent')) {
			$level2 = $item->getElementsByTagName('*');
			foreach($level2 as $x) {
				if(attribute_contains($x->getAttribute('class'),'dtstart') && $x->getAttribute('title')) {
					$ret['start'] = $x->getAttribute('title');
					if(! strpos($ret['start'],'Z'))
						$ret['adjust'] = true;
				}
				if(attribute_contains($x->getAttribute('class'),'dtend') && $x->getAttribute('title'))
					$ret['finish'] = $x->getAttribute('title');

				if(attribute_contains($x->getAttribute('class'),'description'))
					$ret['desc'] = $x->textContent;
				if(attribute_contains($x->getAttribute('class'),'location'))
					$ret['location'] = $x->textContent;
			}
		}
	}

	// sanitise

	if((x($ret,'desc')) && ((strpos($ret['desc'],'<') !== false) || (strpos($ret['desc'],'>') !== false))) {
		$config = HTMLPurifier_Config::createDefault();
		$config->set('Cache.DefinitionImpl', null);
		$purifier = new HTMLPurifier($config);
		$ret['desc'] = html2bbcode($purifier->purify($ret['desc']));
	}

	if((x($ret,'location')) && ((strpos($ret['location'],'<') !== false) || (strpos($ret['location'],'>') !== false))) {
		$config = HTMLPurifier_Config::createDefault();
		$config->set('Cache.DefinitionImpl', null);
		$purifier = new HTMLPurifier($config);
		$ret['location'] = html2bbcode($purifier->purify($ret['location']));
	}

	if(x($ret,'start'))
		$ret['start'] = datetime_convert('UTC','UTC',$ret['start']);
	if(x($ret,'finish'))
		$ret['finish'] = datetime_convert('UTC','UTC',$ret['finish']);

	return $ret;
}


function format_event_bbcode($ev) {

	$o = '';

	if($ev['desc'])
		$o .= '[event-description]' . $ev['desc'] . '[/event-description]';

	if($ev['start'])
		$o .= '[event-start]' . $ev['start'] . '[/event-start]';

	if($ev['start'])
		$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;

}

function bbtovcal($s) {
	$o = '';
	$ev = bbtoevent($s);
	if($ev['desc'])
		$o = format_event_html($ev);
	return $o;
}


function bbtoevent($s) {

	$ev = array();

	$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];
	$match = '';

	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']);
	
	return strcmp($date_a,$date_b);
}