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This class makes it very easy to connect to a shoutcast radiostation and display the properties of the stream
Added: 2006-05-08 08:48:42
Last update: 2010-11-07 12:47:59
<?
/******
* You may use and/or modify this script as long as you:
* 1. Keep my name & webpage mentioned
* 2. Don't use it for commercial purposes
*
* If you want to use this script without complying to the rules above, please contact me first at: marty@excudo.net
*
* Author: Martijn Korse
* Website: http://devshed.excudo.net
*
* Date: 2006-05-08 08:48:42
***/
/**
* version 2.6
*
* Warning: you are using an old version!!!
*
* There is a new version of this class which can be downloaded here:
* http://devshed.excudo.net/scripts/php/source/internet+radio
*
* Only use this version if your webserver does not support PHP5
*
*/
class Radio
{
var $fields = array();
var $fieldsDefaults = array(
"Server Status",
"Stream Status",
"Listener Peak",
"Average Listen Time",
"Stream Title",
"Content Type",
"Stream Genre",
"Stream URL",
"Current Song");
var $usingDefaults;
var $very_first_str;
var $domain, $port, $path;
var $errno, $errstr;
var $trackLists = array();
var $isShoutcast, $isIcecast;
var $nonShoutcastData = array(
"Server Status" => "n/a",
"Server Type" => "n/a",
"Stream Status" => "n/a",
"Listener Peak" => "n/a",
"Average Listen Time" => "n/a",
"Stream Title" => "n/a",
"Content Type" => "n/a",
"Stream Genre" => "n/a",
"Stream Description" => "n/a",
"Stream URL" => "n/a",
"Stream AIM" => "n/a",
"Stream IRC" => "n/a",
"Current Song" => "n/a",
"Current Listeners" => "n/a",
"Bitrate" => "n/a"
);
var $altServer = False;
function Radio($url)
{
$parsed_url = parse_url($url);
$this->domain = isset($parsed_url['host']) ? $parsed_url['host'] : "";
$this->port = !isset($parsed_url['port']) || empty($parsed_url['port']) ? "80" : $parsed_url['port'];
$this->path = empty($parsed_url['path']) ? "/" : $parsed_url['path'];
if (empty($this->domain))
{
$this->domain = $this->path;
$this->path = "";
}
$this->setOffset("Current Stream Information");
$this->setFields(); // setting default fields
$this->setTableStart("<table border=\"0\" cellpadding=\"2\" cellspacing=\"2\">");
$this->setTableEnd("</table>");
}
function setFields($array=False)
{
if (!$array)
{
$this->fields = $this->fieldsDefaults;
$this->usingDefaults = true;
}
else
{
$this->fields = $array;
}
}
function setOffset($string)
{
$this->very_first_str = $string;
}
function setTableStart($string)
{
$this->tableStart = $string;
}
function setTableEnd($string)
{
$this->tableEnd = $string;
}
function getHTML($page=False)
{
if (!$page)
$page = $this->path;
$contents = "";
$domain = (substr($this->domain, 0, 7) == "http://") ? substr($this->domain, 7) : $this->domain;
if (@$fp = fsockopen($domain, $this->port, $this->errno, $this->errstr, 2))
{
fputs($fp, "GET ".$page." HTTP/1.1\r\n".
"User-Agent: Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)\r\n".
"Accept: */*\r\n".
"Host: ".$domain."\r\n\r\n");
$c = 0;
while (!feof($fp) && $c <= 20)
{
$contents .= fgets($fp, 4096);
$c++;
}
fclose ($fp);
$this->isShoutcast = False;
$this->isIcecast = False;
preg_match("/(Content-Type:)(.*)/i", $contents, $matches);
if (count($matches) > 0)
{
$contentType = trim($matches[2]);
if ($contentType == "text/html")
{
$this->isShoutcast = True;
return $contents;
}
else
{
$htmlContent = substr($contents, 0, strpos($contents, "\r\n\r\n"));
$dataStr = str_replace("\r", "\n", str_replace("\r\n", "\n", $contents));
$lines = explode("\n", $dataStr);
foreach ($lines AS $line)
{
if ($dp = strpos($line, ":"))
{
$key = substr($line, 0, $dp);
$value = trim(substr($line, ($dp+1)));
if (preg_match("/genre/i", $key))
$this->nonShoutcastData['Stream Genre'] = $value;
elseif (preg_match("/name/i", $key))
$this->nonShoutcastData['Stream Title'] = $value;
elseif (preg_match("/server/i", $key))
$this->nonShoutcastData['Stream Type'] = $value;
elseif (preg_match("/description/i", $key))
$this->nonShoutcastData['Stream Description'] = $value;
elseif (preg_match("/content-type/i", $key))
$this->nonShoutcastData['Content Type'] = $value;
elseif (preg_match("/icy-br/i", $key))
{
$this->nonShoutcastData['Stream Status'] = "Stream is up at ".$value."kbps";
$this->nonShoutcastData['Bitrate'] = $value;
$this->isIcecast = True;
}
elseif (preg_match("/icy-notice2/i", $key))
{
$this->nonShoutcastData['Server Status'] = "This is <span style=\"color: red;\">not</span> a Shoutcast server!";
if (preg_match("/ultravox/i", $value))
$this->nonShoutcastData['Server Status'] .= " But an <a href=\"http://ultravox.aol.com/\" target=\"_blank\">Ultravox</a> Server";
$this->altServer = $value;
}
elseif (preg_match("/url/i", $key))
$this->nonShoutcastData['Stream URL'] = $value;
}
}
if ($this->isIcecast)
{
$this->nonShoutcastData['Server Type'] = "Icecast";
$this->getIcecastStatusHtml();
}
return nl2br($htmlContent);
}
}
else
return $contents;
}
else
{
return False;
}
}
function getIcecastStatusHtml($page = "/status.xsl")
{
$contents = "";
$domain = (substr($this->domain, 0, 7) == "http://") ? substr($this->domain, 7) : $this->domain;
if (@$fp = fsockopen($domain, $this->port, $this->errno, $this->errstr, 2))
{
fputs($fp, "GET ".$page." HTTP/1.1\r\n".
"User-Agent: Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)\r\n".
"Accept: */*\r\n".
"Host: ".$domain."\r\n\r\n");
$c = 0;
while (!feof($fp))
{
$contents .= fgets($fp, 4096);
$c++;
}
fclose ($fp);
$tables = explode("<table", $contents);
foreach ($tables AS $table)
{
if (preg_match("/(<td(.*)>".$this->nonShoutcastData['Stream Title']."<\/td>)/", $table))
{
$rows = explode("<tr>", $table);
foreach ($rows AS $row)
{
if (preg_match_all("/<td.*>(.*)<\/td>/siU", $row, $matches))
{
$type = trim(str_replace(":", "", $matches[1][0]));
$value = $matches[1][1];
if ($type == "Current Song")
$this->nonShoutcastData['Current Song'] = $value;
elseif ($type == "Current Listeners")
$this->nonShoutcastData['Current Listeners'] = $value;
elseif ($type == "Peak Listeners")
$this->nonShoutcastData['Listener Peak'] = $value;
}
}
}
}
}
}
function getServerInfo($display_array=null, $very_first_str=null)
{
if (!isset($display_array))
{
if ($this->isShoutcast)
{
$display_array = $this->fields;
}
else
{
$display_array = array_keys($this->nonShoutcastData);
}
}
if (!isset($very_first_str))
$very_first_str = $this->very_first_str;
if ($html = $this->getHTML())
{
// parsing the contents
$data = array();
foreach ($display_array AS $key => $item)
{
if ($this->isShoutcast)
{
$very_first_pos = stripos($html, $very_first_str);
$first_pos = stripos($html, $item, $very_first_pos);
$line_start = strpos($html, "<td>", $first_pos);
$line_end = strpos($html, "</td>", $line_start) + 4;
$difference = $line_end - $line_start;
$line = substr($html, $line_start, $difference);
$data[$key] = strip_tags($line);
}
else
{
$data[$item] = $this->nonShoutcastData[$item];
}
}
return $data;
}
else
{
return $this->errstr." (".$this->errno.")";
}
}
function createHistoryArray($page)
{
if (!in_array($page, $this->trackLists))
{
$this->trackLists[] = $page;
if ($html = $this->getHTML($page))
{
$fromPos = stripos($html, $this->tableStart);
if (!$fromPos)
{
$fromPos = stripos($html, str_replace("\"", "", $this->tableStart));
}
$toPos = stripos($html, $this->tableEnd, $fromPos);
$tableData = substr($html, $fromPos, ($toPos-$fromPos));
$lines = explode("</tr><tr>", $tableData);
$tracks = array();
$c = 0;
foreach ($lines AS $line)
{
$info = explode ("</td><td>", $line);
$time = trim(strip_tags($info[0]));
if (substr($time, 0, 9) != "Copyright" && !preg_match("/Tag Loomis, Tom Pepper and Justin Frankel/i", $info[1]))
{
$this->tracks[$c]['time'] = $time;
$this->tracks[$c++]['track'] = trim(strip_tags($info[1]));
}
}
if (count($this->tracks) > 0)
{
unset($this->tracks[0]);
if (isset($this->tracks[1]))
$this->tracks[1]['track'] = str_replace("Current Song", "", $this->tracks[1]['track']);
}
}
else
{
$this->tracks[0] = array("time"=>$this->errno, "track"=>$this->errstr);
}
}
}
function getHistoryArray($page="/played.html")
{
if (!in_array($page, $this->trackLists))
$this->createHistoryArray($page);
return $this->tracks;
}
function getHistoryTable($page="/played.html", $timeColText=False, $trackColText=False, $class=False)
{
if (!in_array($page, $this->trackLists))
$this->createHistoryArray($page);
$output = "<table".($class ? " class=\"".$class."\"" : "").">";
if ($timeColText && $trackColText)
$output .= "<tr><td>".$timeColText."</td><td>".$trackColText."</td></tr>";
foreach ($this->tracks AS $trackArr)
$output .= "<tr><td>".$trackArr['time']."</td><td>".$trackArr['track']."</td></tr>";
$output .= "</table>\n";
return $output;
}
}
// this is needed for those with a php version < 5
// the function is copied from the user comments @ php.net (http://nl3.php.net/stripos)
if (!function_exists("stripos"))
{
function stripos($haystack, $needle, $offset=0)
{
return strpos(strtoupper($haystack), strtoupper($needle), $offset);
}
}?>
