function blog_rss_save_file($type, $id, $tagid = 0, $contents = '')
{
global $CFG;
if (!($basedir = make_upload_directory("rss/blog/{$type}/{$id}"))) {
return false;
}
$file = blog_rss_file_name($type, $id, $tagid);
$rss_file = fopen($file, 'w');
if ($rss_file) {
$status = fwrite($rss_file, $contents);
fclose($rss_file);
} else {
$status = false;
}
return $status;
}
/**
* This function saves to file the rss feed specified in the parameters
*
* @param string $type The source of the RSS feed (site/course/group/user)
* @param int $id The id of the item defined by $type
* @param int $tagid The id of the row in the tag table that identifies the RSS Feed
* @param string $contents The contents of the RSS Feed file
* @return bool whether the save was successful or not
*/
function blog_rss_save_file($type, $id, $tagid = 0, $contents = '')
{
global $CFG;
$status = true;
//blog creates some additional dirs within the rss cache so make sure they all exist
make_cache_directory('rss/blog');
make_cache_directory('rss/blog/' . $type);
$filename = blog_rss_file_name($type, $id, $tagid);
$expandfilename = false;
//we're supplying a full file path
$status = rss_save_file('blog', $filename, $contents, $expandfilename);
return $status;
}
/**
* Delete the supplied user's cached blog post RSS feed.
* Only user blogs are available by RSS.
* This doesn't call rss_delete_file() as blog RSS caching uses it's own file structure.
*
* @param int $userid
*/
function blog_rss_delete_file($userid)
{
$filename = blog_rss_file_name('user', $userid);
if (file_exists($filename)) {
unlink($filename);
}
}