/usr/share/php/magpierss/rss_utils.inc is in libphp-magpierss 0.72-10ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Project: MagpieRSS: a simple RSS integration tool
* File: rss_utils.inc, utility methods for working with RSS
* Author: Kellan Elliott-McCrea <kellan@protest.net>
* Version: 0.51
* License: GPL
*
* The lastest version of MagpieRSS can be obtained from:
* http://magpierss.sourceforge.net
*
* For questions, help, comments, discussion, etc., please join the
* Magpie mailing list:
* magpierss-general@lists.sourceforge.net
*/
/*======================================================================*\
Function: parse_w3cdtf
Purpose: parse a W3CDTF date into unix epoch
NOTE: http://www.w3.org/TR/NOTE-datetime
\*======================================================================*/
function parse_w3cdtf ( $date_str ) {
# regex to match wc3dtf
$pat = "/(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(:(\d{2}))?(?:([-+])(\d{2}):?(\d{2})|(Z))?/";
if ( preg_match( $pat, $date_str, $match ) ) {
list( $year, $month, $day, $hours, $minutes, $seconds) =
array( $match[1], $match[2], $match[3], $match[4], $match[5], $match[6]);
# calc epoch for current date assuming GMT
$epoch = gmmktime( $hours, $minutes, $seconds, $month, $day, $year);
$offset = 0;
if ( $match[10] == 'Z' ) {
# zulu time, aka GMT
}
else {
list( $tz_mod, $tz_hour, $tz_min ) =
array( $match[8], $match[9], $match[10]);
# zero out the variables
if ( ! $tz_hour ) { $tz_hour = 0; }
if ( ! $tz_min ) { $tz_min = 0; }
$offset_secs = (($tz_hour*60)+$tz_min)*60;
# is timezone ahead of GMT? then subtract offset
#
if ( $tz_mod == '+' ) {
$offset_secs = $offset_secs * -1;
}
$offset = $offset_secs;
}
$epoch = $epoch + $offset;
return $epoch;
}
else {
return -1;
}
}
?>
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