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<?php
// +-----------------------------------------------------------------------+
// | PhpWebGallery - a PHP based picture gallery |
// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
// +-----------------------------------------------------------------------+
// | branch : BSF (Best So Far)
// | file : $RCSfile$
// | last update : $Date$
// | last modifier : $Author$
// | revision : $Revision$
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License as published by |
// | the Free Software Foundation |
// | |
// | This program is distributed in the hope that it will be useful, but |
// | WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
// | General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the Free Software |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
define('PHPWG_ROOT_PATH','./');
include_once(PHPWG_ROOT_PATH.'include/common.inc.php');
include_once(PHPWG_ROOT_PATH.'include/functions_notification.inc.php');
// +-----------------------------------------------------------------------+
// | functions |
// +-----------------------------------------------------------------------+
/**
* explodes a MySQL datetime format (2005-07-14 23:01:37) in fields "year",
* "month", "day", "hour", "minute", "second".
*
* @param string mysql datetime format
* @return array
*/
function explode_mysqldt($mysqldt)
{
$date = array();
list($date['year'],
$date['month'],
$date['day'],
$date['hour'],
$date['minute'],
$date['second'])
= preg_split('/[-: ]/', $mysqldt);
return $date;
}
/**
* creates a Unix timestamp (number of seconds since 1970-01-01 00:00:00
* GMT) from a MySQL datetime format (2005-07-14 23:01:37)
*
* @param string mysql datetime format
* @return int timestamp
*/
function mysqldt_to_ts($mysqldt)
{
$date = explode_mysqldt($mysqldt);
return mktime($date['hour'], $date['minute'], $date['second'],
$date['month'], $date['day'], $date['year']);
}
/**
* creates an ISO 8601 format date (2003-01-20T18:05:41+04:00) from Unix
* timestamp (number of seconds since 1970-01-01 00:00:00 GMT)
*
* function copied from Dotclear project http://dotclear.net
*
* @param int timestamp
* @return string ISO 8601 date format
*/
function ts_to_iso8601($ts)
{
$tz = date('O',$ts);
$tz = substr($tz, 0, -2).':'.substr($tz, -2);
return date('Y-m-d\\TH:i:s',$ts).$tz;
}
// +-----------------------------------------------------------------------+
// | initialization |
// +-----------------------------------------------------------------------+
// clean $user array (include/user.inc.php has been executed)
$user = array();
// echo '<pre>'.generate_key(50).'</pre>';
if (isset($_GET['feed'])
and preg_match('/^[A-Za-z0-9]{50}$/', $_GET['feed']))
{
$query = '
SELECT uf.user_id AS id,
ui.status,
uf.last_check,
u.'.$conf['user_fields']['username'].' AS username
FROM '.USER_FEED_TABLE.' AS uf
INNER JOIN '.USER_INFOS_TABLE.' AS ui
ON ui.user_id = uf.user_id
INNER JOIN '.USERS_TABLE.' AS u
ON u.'.$conf['user_fields']['id'].' = uf.user_id
WHERE uf.id = \''.$_GET['feed'].'\'
;';
$user = mysql_fetch_array(pwg_query($query));
}
else
{
echo l10n('Unknown feed identifier');
exit();
}
$user['forbidden_categories'] = calculate_permissions($user['id'],
$user['status']);
if ('' == $user['forbidden_categories'])
{
$user['forbidden_categories'] = '0';
}
list($dbnow) = mysql_fetch_row(pwg_query('SELECT NOW();'));
include_once(PHPWG_ROOT_PATH.'include/feedcreator.class.php');
$rss = new UniversalFeedCreator();
$rss->title = $conf['gallery_title'].', notifications';
$rss->title.= ' (as '.$user['username'].')';
$rss->link = $conf['gallery_url'];
// +-----------------------------------------------------------------------+
// | Feed creation |
// +-----------------------------------------------------------------------+
$news = news($user['last_check'], $dbnow);
if (count($news) > 0)
{
$item = new FeedItem();
$item->title = sprintf(l10n('New on %s'), $dbnow);
$item->link = $conf['gallery_url'];
// content creation
$item->description = '<ul>';
foreach ($news as $line)
{
$item->description.= '<li>'.$line.'</li>';
}
$item->description.= '</ul>';
$item->descriptionHtmlSyndicated = true;
$item->date = ts_to_iso8601(mysqldt_to_ts($dbnow));
$item->author = 'PhpWebGallery notifier';
$rss->addItem($item);
}
$query = '
UPDATE '.USER_FEED_TABLE.'
SET last_check = \''.$dbnow.'\'
WHERE id = \''.$_GET['feed'].'\'
;';
pwg_query($query);
// send XML feed
echo $rss->saveFeed('RSS2.0', '', true);
?>
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