include/event.php

   1 <?php
   2
   3
   4 function format_event_html($ev) {
   5
   6         require_once('include/bbcode.php');
   7
   8         if(! ((is_array($ev)) && count($ev)))
   9                 return '';
  10
  11         $bd_format = t('l F d, Y \@ g A') ; // Friday January 18, 2011 @ 8 AM
  12
  13         $o = '<div class="vevent">';
  14
  15         $o .= '<p class="description event-description">' . bbcode($ev['desc']) .  '</p>';
  16
  17         $o .= '<p class="event-start">' . t('Starts:') . ' <abbr class="dtstart" title="'
  18                 . datetime_convert('UTC','UTC',$ev['start'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
  19                 . '" >'
  20                 . (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
  21                         $ev['start'] , $bd_format ))
  22                         :  day_translate(datetime_convert('UTC', 'UTC',
  23                         $ev['start'] , $bd_format)))
  24                 . '</abbr></p>';
  25
  26         if(! $ev['nofinish'])
  27                 $o .= '<p class="event-end" >' . t('Finishes:') . ' <abbr class="dtend" title="'
  28                         . datetime_convert('UTC','UTC',$ev['finish'], (($ev['adjust']) ? ATOM_TIME : 'Y-m-d\TH:i:s' ))
  29                         . '" >'
  30                         . (($ev['adjust']) ? day_translate(datetime_convert('UTC', date_default_timezone_get(),
  31                                 $ev['finish'] , $bd_format ))
  32                                 :  day_translate(datetime_convert('UTC', 'UTC',
  33                                 $ev['finish'] , $bd_format )))
  34                         . '</abbr></p>';
  35
  36         if(strlen($ev['location']))
  37                 $o .= '<p class="event-location"> ' . t('Location:') . ' <span class="location">'
  38                         . bbcode($ev['location'])
  39                         . '</span></p>';
  40
  41         $o .= '</div>';
  42         return $o;
  43 }
  44
  45
  46 function parse_event($h) {
  47
  48         require_once('include/Scrape.php');
  49         require_once('library/HTMLPurifier.auto.php');
  50         require_once('include/html2bbcode');
  51
  52         $h = '<html><body>' . $h . '</body></html>';
  53
  54         $ret = array();
  55
  56         $dom = HTML5_Parser::parse($h);
  57
  58         if(! $dom)
  59                 return $ret;
  60
  61         $items = $dom->getElementsByTagName('*');
  62
  63         foreach($items as $item) {
  64                 if(attribute_contains($item->getAttribute('class'), 'vevent')) {
  65                         $level2 = $item->getElementsByTagName('*');
  66                         foreach($level2 as $x) {
  67                                 if(attribute_contains($x->getAttribute('class'),'dtstart') && $x->getAttribute('title')) {
  68                                         $ret['start'] = $x->getAttribute('title');
  69                                         if(! strpos($ret['start'],'Z'))
  70                                                 $ret['adjust'] = true;
  71                                 }
  72                                 if(attribute_contains($x->getAttribute('class'),'dtend') && $x->getAttribute('title'))
  73                                         $ret['finish'] = $x->getAttribute('title');
  74
  75                                 if(attribute_contains($x->getAttribute('class'),'description'))
  76                                         $ret['desc'] = $x->textContent;
  77                                 if(attribute_contains($x->getAttribute('class'),'location'))
  78                                         $ret['location'] = $x->textContent;
  79                         }
  80                 }
  81         }
  82
  83         // sanitise
  84
  85         if((x($ret,'desc')) && ((strpos($ret['desc'],'<') !== false) || (strpos($ret['desc'],'>') !== false))) {
  86                 $config = HTMLPurifier_Config::createDefault();
  87                 $config->set('Cache.DefinitionImpl', null);
  88                 $purifier = new HTMLPurifier($config);
  89                 $ret['desc'] = html2bbcode($purifier->purify($ret['desc']));
  90         }
  91
  92         if((x($ret,'location')) && ((strpos($ret['location'],'<') !== false) || (strpos($ret['location'],'>') !== false))) {
  93                 $config = HTMLPurifier_Config::createDefault();
  94                 $config->set('Cache.DefinitionImpl', null);
  95                 $purifier = new HTMLPurifier($config);
  96                 $ret['location'] = html2bbcode($purifier->purify($ret['location']));
  97         }
  98
  99         if(x($ret,'start'))
 100                 $ret['start'] = datetime_convert('UTC','UTC',$ret['start']);
 101         if(x($ret,'finish'))
 102                 $ret['finish'] = datetime_convert('UTC','UTC',$ret['finish']);
 103
 104         return $ret;
 105 }
 106
 107
 108 function format_event_bbcode($ev) {
 109
 110         $o = '';
 111
 112         if($ev['desc'])
 113                 $o .= '[event-description]' . $ev['desc'] . '[/event-description]';
 114
 115         if($ev['start'])
 116                 $o .= '[event-start]' . $ev['start'] . '[/event-start]';
 117
 118         if(($ev['finish']) && (! $ev['nofinish']))
 119                 $o .= '[event-finish]' . $ev['finish'] . '[/event-finish]';
 120
 121         if($ev['location'])
 122                 $o .= '[event-location]' . $ev['location'] . '[/event-location]';
 123
 124         if($ev['adjust'])
 125                 $o .= '[event-adjust]' . $ev['adjust'] . '[/event-adjust]';
 126
 127
 128         return $o;
 129
 130 }
 131
 132 function bbtovcal($s) {
 133         $o = '';
 134         $ev = bbtoevent($s);
 135         if($ev['desc'])
 136                 $o = format_event_html($ev);
 137         return $o;
 138 }
 139
 140
 141 function bbtoevent($s) {
 142
 143         $ev = array();
 144
 145         $match = '';
 146         if(preg_match("/\[event\-description\](.*?)\[\/event\-description\]/is",$s,$match))
 147                 $ev['desc'] = $match[1];
 148         $match = '';
 149         if(preg_match("/\[event\-start\](.*?)\[\/event\-start\]/is",$s,$match))
 150                 $ev['start'] = $match[1];
 151         $match = '';
 152         if(preg_match("/\[event\-finish\](.*?)\[\/event\-finish\]/is",$s,$match))
 153                 $ev['finish'] = $match[1];
 154         $match = '';
 155         if(preg_match("/\[event\-location\](.*?)\[\/event\-location\]/is",$s,$match))
 156                 $ev['location'] = $match[1];
 157         $match = '';
 158         if(preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",$s,$match))
 159                 $ev['adjust'] = $match[1];
 160         $match = '';
 161         $ev['nofinish'] = (($ev['start'] && (! $ev['finish'])) ? 1 : 0);
 162         return $ev;
 163
 164 }
 165
 166
 167 function sort_by_date($a) {
 168
 169         usort($a,'ev_compare');
 170         return $a;
 171 }
 172
 173
 174 function ev_compare($a,$b) {
 175
 176         $date_a = (($a['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$a['start']) : $a['start']);
 177         $date_b = (($b['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$b['start']) : $b['start']);
 178
 179         return strcmp($date_a,$date_b);
 180 }