/**
* Checks whether or not a track
* can be played right now.
* This is based on media_lock_mode
* and the user's permissions.
*
* @author Ben Dodson
* @version 7/7/05
* @since 7/7/05
**/
function canPlay($el, $user)
{
global $media_lock_mode;
// What to return:
$permissions = false;
$locked = false;
$valid = true;
// First, is the user allowed to play it in general?
if (checkPermission($user, "stream", $el->getPath("String")) === false) {
return $permissions;
}
// Fast case:
if (isNothing($media_lock_mode) || $media_lock_mode == "off") {
return $valid;
}
$be = new jzBackend();
if ($media_lock_mode == "track") {
$arr = $be->getPlaying();
foreach ($arr as $key => $more) {
if ($more['fpath'] == $el->getFileName("host")) {
return $locked;
}
}
return $valid;
}
if ($media_lock_mode == "album") {
$alb = $el->getAncestor("album");
if ($alb === false) {
return $valid;
}
$arr = $be->getPlaying();
foreach ($arr as $key => $more) {
$t = new jzMediaTrack($more['path']);
$ta = $t->getAncestor("album");
if ($ta !== false) {
if ($ta->getPath("String") == $alb->getPath("String")) {
return $locked;
}
}
}
return $valid;
}
if ($media_lock_mode == "artist") {
$artist = $el->getAncestor("artist");
if ($artist === false) {
return $valid;
}
$arr = $be->getPlaying();
foreach ($arr as $key => $more) {
$t = new jzMediaTrack($more['path']);
$ta = $t->getAncestor("artist");
if ($ta !== false) {
if ($ta->getPath("String") == $artist->getPath("String")) {
return $locked;
}
}
}
return $valid;
}
if ($media_lock_mode == "genre") {
$gen = $el->getAncestor("genre");
if ($gen === false) {
return $valid;
}
$arr = $be->getPlaying();
foreach ($arr as $key => $more) {
$t = new jzMediaTrack($more['path']);
$ta = $t->getAncestor("genre");
if ($ta !== false) {
if ($ta->getPath("String") == $gen->getPath("String")) {
return $locked;
}
}
}
return $valid;
}
return $valid;
}
