ampache/lib/class/radio.class.php

<?php
/* vim:set tabstop=8 softtabstop=8 shiftwidth=8 noexpandtab: */
/**
 * Radio Class
 *
 *
 * LICENSE: GNU General Public License, version 2 (GPLv2)
 * Copyright (c) 2001 - 2011 Ampache.org All Rights Reserved
 *
 * 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; version 2
 * of the License.
 *
 * 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.
 *
 * @package	Ampache
 * @copyright	2001 - 2011 Ampache.org
 * @license	http://opensource.org/licenses/gpl-2.0 GPLv2
 * @link	http://www.ampache.org/
 */

/**
 * Radio Class
 *
 * This handles the internet radio stuff, that is inserted into live_stream
 * this can include podcasts or what-have-you
 *
 * @package	Ampache
 * @copyright	2001 - 2011 Ampache.org
 * @license	http://opensource.org/licenses/gpl-2.0 GPLv2
 * @link	http://www.ampache.org/
 */
class Radio extends database_object implements media {

	/* DB based variables */
	public $id;
	public $name;
	public $site_url;
	public $url;
	public $frequency;
	public $call_sign;
	public $catalog;

	/**
	 * Constructor
	 * This takes a flagged.id and then pulls in the information for said flag entry
	 */
	public function __construct($id) {

		$info = $this->get_info($id,'live_stream');

		// Set the vars
		foreach ($info as $key=>$value) {
			$this->$key = $value;
		}

	} // constructor

	/**
	 * format
	 * This takes the normal data from the database and makes it pretty
	 * for the users, the new variables are put in f_??? and f_???_link
	 */
	public function format() {

		// Default link used on the rightbar
		$this->f_link		= "<a href=\"$this->url\">$this->name</a>";

		$this->f_name_link	= "<a target=\"_blank\" href=\"$this->site_url\">$this->name</a>";
		$this->f_callsign	= scrub_out($this->call_sign);
		$this->f_frequency	= scrub_out($this->frequency);

		return true;

	} // format

	/**
	 * update
	 * This is a static function that takes a key'd array for input
	 * it depends on a ID element to determine which radio element it
	 * should be updating
	 */
	public static function update($data) {

		// Verify the incoming data
		if (!$data['id']) {
			// FIXME: Untranslated
			Error::add('general','Missing ID');
		}

		if (!$data['name']) {
			// FIXME: Untranslated
			Error::add('general','Name Required');
		}

		$allowed_array = array('https','http','mms','mmsh','mmsu','mmst','rtsp');

		$elements = explode(":",$data['url']);

		if (!in_array($elements['0'],$allowed_array)) {
			// FIXME: Untranslated
			Error::add('general','Invalid URL must be mms:// , https:// or http://');
		}

		if (Error::occurred()) {
			return false;
		}

		// Setup the data
		$name 		= Dba::escape($data['name']);
		$site_url	= Dba::escape($data['site_url']);
		$url		= Dba::escape($data['url']);
		$frequency	= Dba::escape($data['frequency']);
		$call_sign	= Dba::escape($data['call_sign']);
		$id		= Dba::escape($data['id']);

		$sql = "UPDATE `live_stream` SET `name`='$name',`site_url`='$site_url',`url`='$url'" .
			",`frequency`='$frequency',`call_sign`='$call_sign' WHERE `id`='$id'";
		$db_results = Dba::write($sql);

		return $db_results;

	} // update

	/**
	 * create
	 * This is a static function that takes a key'd array for input
	 * and if everything is good creates the object.
	 */
	public static function create($data) {

		// Make sure we've got a name
		if (!strlen($data['name'])) {
			// FIXME: Untranslated
			Error::add('name','Name Required');
		}

		$allowed_array = array('https','http','mms','mmsh','mmsu','mmst','rtsp');

		$elements = explode(":",$data['url']);

		if (!in_array($elements['0'],$allowed_array)) {
			Error::add('url','Invalid URL must be http:// or https://');
		}

		// Make sure it's a real catalog
		$catalog = new Catalog($data['catalog']);
		if (!$catalog->name) {
			// FIXME: Untranslated
			Error::add('catalog','Invalid Catalog');
		}

		if (Error::occurred()) { return false; }

		// Clean up the input
		$name		= Dba::escape($data['name']);
		$site_url	= Dba::escape($data['site_url']);
		$url		= Dba::escape($data['url']);
		$catalog	= $catalog->id;
		$frequency	= Dba::escape($data['frequency']);
		$call_sign	= Dba::escape($data['call_sign']);

		// If we've made it this far everything must be ok... I hope
		$sql = "INSERT INTO `live_stream` (`name`,`site_url`,`url`,`catalog`,`frequency`,`call_sign`) " .
			"VALUES ('$name','$site_url','$url','$catalog','$frequency','$call_sign')";
		$db_results = Dba::write($sql);

		return $db_results;

	} // create

	/**
	 * delete
	 * This deletes the current object from the database
	 */
	public function delete() {

		$id = Dba::escape($this->id);

		$sql = "DELETE FROM `live_stream` WHERE `id`='$id'";
		$db_results = Dba::write($sql);

		return true;

	} // delete

	/**
	 * native_stream
	 * This is needed by the media interface
	 */
	public function native_stream() {



	} // native_stream

	/**
	 * play_url
	 * This is needed by the media interface
	 */
	public static function play_url($oid,$sid='',$force_http='') {

		$radio = new Radio($oid);

		return $radio->url;

	} // play_url

	/**
	 * has_flag
	 * This is needed by the media interface
	 */
	public function has_flag() {



	} // has_flag

	/**
	 * stream_cmd
	 * Needed by the media interface
	 */
	public function stream_cmd() {


	} // stream_cmd

} //end of radio class

?>