[phpwiki-checkins] CVS: phpwiki/lib stdlib.php,1.55,1.56

[Geoffrey T. D. <da...@us...>]

Update of /cvsroot/phpwiki/phpwiki/lib
In directory usw-pr-cvs1:/tmp/cvs-serv18217/lib

Modified Files:
	stdlib.php 
Log Message:
TimezoneOffset, Iso8601DateTime, Rfc822DateTime: New functions
to support RSS generation.


Index: stdlib.php
===================================================================
RCS file: /cvsroot/phpwiki/phpwiki/lib/stdlib.php,v
retrieving revision 1.55
retrieving revision 1.56
diff -C2 -r1.55 -r1.56
*** stdlib.php	2001/12/06 19:15:05	1.55
--- stdlib.php	2001/12/07 22:14:32	1.56
***************
*** 525,528 ****
--- 525,579 ----
  
  
+ /**
+  * Get time offset for local time zone.
+  *
+  * @param $time time_t Get offset for this time.  Default: now.
+  * @param $no_colon boolean Don't put colon between hours and minutes.
+  * @return string Offset as a string in the format +HH:MM.
+  */
+ function TimezoneOffset ($time = false, $no_colon = false) {
+     if ($time === false)
+         $time = time();
+     $secs = date('Z', $time);
+     if ($secs < 0) {
+         $sign = '-';
+         $secs = -$secs;
+     }
+     else {
+         $sign = '+';
+     }
+     $colon = $no_colon ? '' : ':';
+     $mins = intval(($secs + 30) / 60);
+     return sprintf("%s%02d%s%02d",
+                    $sign, $mins / 60, $colon, $mins % 60);
+ }
+     
+ /**
+  * Format time in ISO-8601 format.
+  *
+  * @param $time time_t Time.  Default: now.
+  * @return string Date and time in ISO-8601 format.
+  */
+ function Iso8601DateTime ($time = false) {
+     if ($time === false)
+         $time = time();
+     $tzoff = TimezoneOffset($time);
+     $date = date('Y-m-d', $time);
+     $time=date('H:i:s', $time);
+     return $date . 'T' . $time . $tzoff;
+ }
+ 
+ /**
+  * Format time in RFC-2822 format.
+  *
+  * @param $time time_t Time.  Default: now.
+  * @return string Date and time in RFC-2822 format.
+  */
+ function Rfc822DateTime ($time = false) {
+     if ($time === false)
+         $time = time();
+     return date('D, d F H:i:s ', $time) . TimezoneOffset($time, 'no colon');
+ }
+ 
  // (c-file-style: "gnu")
  // Local Variables: