<?

if (empty($_GET['url'])) {
	json_die();
}

$url = $_GET['url'];

$matches = array();
preg_match('/^https?:\/\/nhentai.net\/g\/(\d+)\/?$/', $url, $matches);

$id = (isset($matches[1])) ? $matches[1] : '';

if (empty($id)) {
	json_die("failure", "Invalid URL");
}

if ($Cache->get_value('doujin_json_'.$id)) {
	json_die("success", $Cache->get_value('doujin_json_'.$id));
} else {

	$url = 'http://nhentai.net/g/' . $id . '/json';

	$json = file_get_contents($url);

	if (empty($json)) {
		json_die("failure", "Could not get page");
	}

	$json = json_decode($json, true);

	$artists = array();
	$tags = array();
	$lang = NULL;
	foreach ($json["tags"] as $tag) {
		if ($tag[1] == "artist")
			array_push($artists, ucwords($tag[2]));
		elseif ($tag[1] == "tag")
			array_push($tags, str_replace(' ', '.', $tag[2]));
		elseif ($tag[1] == "language")
			$lang = ucfirst($tag[2]);
	}

	switch($json['images']['cover']['t']) {
		case 'j':
			$covertype = "jpg";
			break;
		case 'p':
			$covertype = "png";
			break;
	}
	$cover = 'http://i.nhentai.net/galleries/'.$json['media_id'].'/1.'.$covertype;

	$json_str = array(
		'id' => $id,
		'title' => $json['title']['english'],
		'title_jp' => $json['title']['japanese'],
		'artists' => $artists,
		'year' => NULL,
		'tags' => $tags,
		'lang' => $lang,
		'pages' => $json['num_pages'],
		'description' => '',
		'cover' => $cover
	);

	$Cache->cache_value('doujin_json_'.$id, $json_str, 86400);

	json_die("success", $json_str);
}

?>