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<?php
// We can't include this script as part of index.php?do= etc,
// as that would introduce html code into it. HTML != Valid XML
// So, include the headerfile to set up database access etc
define('IN_FS', true);
define('IN_FEED', true);
require_once(dirname(__FILE__).'/header.php');
$page = new FSTpl();
// Set up the basic XML head
header('Content-Type: application/xml; charset=utf-8');
$max_items = (Req::num('num', 10) == 10) ? 10 : 20;
$sql_project = ' 1=1 ';
if ($proj->id) {
$sql_project = sprintf(' p.project_id = %d', $proj->id);
}
$feed_type = Req::val('feed_type', 'rss2');
if ($feed_type != 'rss1' && $feed_type != 'rss2') {
$feed_type = 'atom';
}
switch (Req::val('topic')) {
case 'clo': $orderby = 'date_closed'; $closed = 't.is_closed = 1 ';
$topic = 1;
$title = 'Recently closed tasks';
break;
case 'edit':$orderby = 'last_edited_time'; $closed = '1=1';
$topic = 2;
$title = 'Recently edited tasks';
break;
case 'open':
$orderby = 'date_opened'; $closed = 't.is_closed = 0 ';
$topic = 4;
$title = 'Latest open tasks';
break;
default: $orderby = 'date_opened'; $closed = '1=1';
$topic = 3;
$title = 'Recently opened tasks';
break;
}
$filename = md5(sprintf('%s-%s-%d-%d', $feed_type, $orderby, $proj->id, $max_items) . $conf['general']['cookiesalt']);
$cachefile = sprintf('%s/%s', FS_CACHE_DIR, $filename);
// Get the time when a task has been changed last
$most_recent = 0;
if($proj->prefs['others_view']){
$sql = $db->query("SELECT t.date_opened, t.date_closed, t.last_edited_time, t.item_summary
FROM {tasks} t
INNER JOIN {projects} p ON t.project_id = p.project_id AND p.project_is_active = '1'
WHERE $closed
AND $sql_project
AND t.mark_private <> '1'
AND p.others_view = '1'
ORDER BY $orderby DESC",
false,
$max_items
);
while ($row = $db->fetchRow($sql)) {
$most_recent = max($most_recent, $row['date_opened'], $row['date_closed'], $row['last_edited_time']);
}
}
if ($fs->prefs['cache_feeds']) {
if ($fs->prefs['cache_feeds'] == '1') {
if (!is_link($cachefile) && is_file($cachefile) && $most_recent <= filemtime($cachefile)) {
readfile($cachefile);
exit;
}
}
else {
$sql = $db->query("SELECT content FROM {cache} p
WHERE type = ?
AND topic = ?
AND $sql_project
AND max_items = ?
AND last_updated >= ?",
array($feed_type, $topic, $max_items, $most_recent)
);
if ($content = $db->fetchOne($sql)) {
echo $content;
exit;
}
}
}
/* build a new feed if cache didn't work */
if($proj->prefs['others_view']){
$sql = $db->query("SELECT t.task_id, t.item_summary, t.detailed_desc, t.date_opened, t.date_closed, t.last_edited_time, t.opened_by,
COALESCE(u.real_name, 'anonymous') AS real_name,
COALESCE(u.email_address, t.anon_email) AS email_address
FROM {tasks} t
LEFT JOIN {users} u ON t.opened_by = u.user_id
INNER JOIN {projects} p ON t.project_id = p.project_id AND p.project_is_active = '1'
WHERE $closed
AND $sql_project
AND t.mark_private <> '1'
AND p.others_view = '1'
ORDER BY $orderby DESC",
false,
$max_items
);
$task_details = $db->fetchAllArray($sql);
} else{
$task_details = array();
}
if($proj->prefs['others_view'] || $proj->prefs['others_viewroadmap']){
$feed_description = $proj->prefs['feed_description'] ? $proj->prefs['feed_description'] : $fs->prefs['page_title'] . $proj->prefs['project_title'].': '.$title;
} else{
$feed_description = $fs->prefs['page_title']; # do not show info about the project
}
$feed_image = false;
if ($proj->prefs['feed_img_url'] && !strncmp($proj->prefs['feed_img_url'], 'http://', 7)) {
$feed_image = $proj->prefs['feed_img_url'];
}
$page->uses('most_recent', 'feed_description', 'feed_image', 'task_details');
$content = $page->fetch('feed.'.$feed_type.'.tpl');
// cache feed
if ($fs->prefs['cache_feeds']) {
if ($fs->prefs['cache_feeds'] == '1') {
// Remove old cached files
if(!is_link($cachefile) && ($handle = @fopen($cachefile, 'w+b'))) {
if (flock($handle, LOCK_EX)) {
fwrite($handle, $content);
flock($handle, LOCK_UN);
}
fclose($handle);
chmod($cachefile, 0600);
}
}
else {
/**
* See http://phplens.com/adodb/reference.functions.replace.html
*
* " Try to update a record, and if the record is not found,
* an insert statement is generated and executed "
*/
$fields = array('content'=> $content , 'type'=> $feed_type , 'topic'=> $topic ,
'project_id'=> $proj->id ,'max_items'=> $max_items , 'last_updated'=> time() );
$keys = array('type','topic','project_id','max_items');
$db->replace('{cache}', $fields, $keys) or die ('error updating the database cache');
}
}
echo $content;
?>
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