215 lines
3.9 KiB
PHP
215 lines
3.9 KiB
PHP
<?php
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include "../data/config.php";
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new spotify();
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class spotify{
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public function __construct(){
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include "../lib/fuckhtml.php";
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$this->fuckhtml = new fuckhtml();
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if(
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!isset($_GET["s"]) ||
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!preg_match(
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'/^(track|episode)\.([A-Za-z0-9]{22})$/',
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$_GET["s"],
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$matches
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)
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){
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$this->do404("The track ID(s) parameter is missing or invalid");
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}
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try{
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if($matches[1] == "episode"){
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$uri = "show";
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}else{
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$uri = $matches[1];
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}
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$embed =
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$this->get("https://embed.spotify.com/{$uri}/" . $matches[2]);
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}catch(Exception $error){
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$this->do404("Failed to fetch embed data");
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}
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$this->fuckhtml->load($embed);
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$json =
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$this->fuckhtml
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->getElementById(
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"__NEXT_DATA__",
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"script"
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);
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if($json === null){
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$this->do404("Failed to extract JSON");
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}
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$json =
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json_decode($json["innerHTML"], true);
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if($json === null){
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$this->do404("Failed to decode JSON");
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}
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switch($matches[1]){
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case "track":
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if(
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isset(
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$json
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["props"]
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["pageProps"]
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["state"]
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["data"]
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["entity"]
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["audioPreview"]
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["url"]
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)
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){
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header("Content-type: audio/mpeg");
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header(
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"Location: /audio/linear?s=" .
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urlencode(
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$json
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["props"]
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["pageProps"]
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["state"]
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["data"]
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["entity"]
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["audioPreview"]
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["url"]
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)
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);
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}else{
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$this->do404("Could not extract playback URL");
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}
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break;
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case "episode":
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if(
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isset(
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$json
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["props"]
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["pageProps"]
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["state"]
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["data"]
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["entity"]
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["id"]
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)
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){
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try{
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$json =
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$this->get(
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"https://spclient.wg.spotify.com/soundfinder/v1/unauth/episode/" .
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$json
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["props"]
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["pageProps"]
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["state"]
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["data"]
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["entity"]
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["id"] .
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"/com.widevine.alpha"
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);
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}catch(Exception $error){
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$this->do404("Failed to fetch audio resource");
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}
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$json = json_decode($json, true);
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if($json === null){
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$this->do404("Failed to decode audio resource JSON");
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}
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if(
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isset($json["passthrough"]) &&
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$json["passthrough"] == "ALLOWED" &&
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isset($json["passthroughUrl"])
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){
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header(
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"Location:" .
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"/audio/linear.php?s=" .
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urlencode(
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str_replace(
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"http://",
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"https://",
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$json["passthroughUrl"]
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)
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)
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);
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}else{
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$this->do404("Failed to find passthroughUrl");
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}
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}else{
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$this->do404("Failed to find episode ID");
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}
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break;
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}
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}
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private function get($url){
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$headers = [
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"User-Agent: " . config::USER_AGENT,
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"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8",
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"Accept-Language: en-US,en;q=0.5",
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"Accept-Encoding: gzip",
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"DNT: 1",
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"Connection: keep-alive",
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"Upgrade-Insecure-Requests: 1",
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"Sec-Fetch-Dest: document",
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"Sec-Fetch-Mode: navigate",
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"Sec-Fetch-Site: none",
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"Sec-Fetch-User: ?1"
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];
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$curlproc = curl_init();
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curl_setopt($curlproc, CURLOPT_URL, $url);
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curl_setopt($curlproc, CURLOPT_ENCODING, ""); // default encoding
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curl_setopt($curlproc, CURLOPT_HTTPHEADER, $headers);
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curl_setopt($curlproc, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curlproc, CURLOPT_SSL_VERIFYHOST, 2);
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curl_setopt($curlproc, CURLOPT_SSL_VERIFYPEER, true);
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curl_setopt($curlproc, CURLOPT_CONNECTTIMEOUT, 30);
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curl_setopt($curlproc, CURLOPT_TIMEOUT, 30);
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$data = curl_exec($curlproc);
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if(curl_errno($curlproc)){
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throw new Exception(curl_error($curlproc));
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}
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curl_close($curlproc);
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return $data;
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}
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private function do404($error){
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http_response_code(404);
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header("Content-Type: text/plain");
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header("X-Error: $error");
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die();
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}
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}
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