autoincrement sequence if it is missing

Author: Jim Hu

config.inc.php

@@ -100,6 +100,7 @@
 */
 $list_webcals = array(
 #	'webcal://dimer.tamu.edu/calendars/seminars/Biochem.ics'
+'webcal://calendar.sxsw.com/[email protected]'
 );
 $more_webcals['recur_tests'] = array();
 $locked_cals = array(

functions/ical_parser.php

@@ -104,7 +104,7 @@
 		$ifile = @fopen($filename, "r");
 		if ($ifile == FALSE) exit(error($lang['l_error_cantopen'], $filename));
 		$nextline = fgets($ifile, 1024);
-		if (trim($nextline) != 'BEGIN:VCALENDAR') exit(error($lang['l_error_invalidcal'], $filename));
+		#if (trim($nextline) != 'BEGIN:VCALENDAR') exit(error($lang['l_error_invalidcal'], $filename));
 
 		// Set a value so we can check to make sure $master_array contains valid data
 		$master_array['-1'] = 'valid cal file';

functions/parse/end_vevent.php

@@ -29,8 +29,8 @@
 	$uid_counter++;
 	$uid_valid = false;
 }elseif(in_array($uid, $uid_list)) {
-	#$uid .= $uid_counter;
-	#$uid_counter++;
+	# UID seen before. If sequence is the default, bump it.
+	if ($sequence == 0) $sequence++;
 }else{
 	$uid_valid = true;
 }
@@ -321,7 +321,8 @@
 		}
 		if($this_date_tmp == $end_date_tmp && ($end_time == '0000')) continue;
 		if(!isset($master_array[$this_date_tmp][$time_key][$uid]['sequence']) || 
-			$sequence >  $master_array[$this_date_tmp][$time_key][$uid]['sequence']){
+			$sequence >  $master_array[$this_date_tmp][$time_key][$uid]['sequence']
+			){
 			$master_array[$this_date_tmp][$time_key][$uid] = array (
 				'event_start' => $start_time,                	# hhmm
 				'event_end' => $end_time,                    	# hhmm

functions/parse/parse_tzs.php

@@ -2,7 +2,7 @@
 $ifile = @fopen($filename, "r");
 if ($ifile == FALSE) exit(error($lang['l_error_cantopen'], $filename));
 $nextline = fgets($ifile);
-if (trim($nextline) != 'BEGIN:VCALENDAR') exit(error($lang['l_error_invalidcal'], $filename));
+#if (trim($nextline) != 'BEGIN:VCALENDAR') exit(error($lang['l_error_invalidcal'], $filename));
 
 // read file in line by line
 // XXX end line is skipped because of the 1-line readahead

templates/default/month.tpl

@@ -85,4 +85,4 @@
 	</table>
 	<!-- switch showbottom off -->
 </center>
-{FOOTER}
+{FOOTER}