<?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);
}
