forked from lolcat/4get
513 lines
12 KiB
PHP
513 lines
12 KiB
PHP
<?php
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class sc{
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public function __construct(){
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include "lib/backend.php";
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$this->backend = new backend("sc");
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include "lib/fuckhtml.php";
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$this->fuckhtml = new fuckhtml();
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}
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public function getfilters($page){
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return [
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"type" => [
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"display" => "Type",
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"option" => [
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"any" => "Any type",
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"track" => "Tracks",
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"author" => "People",
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"album" => "Albums",
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"playlist" => "Playlists",
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"goplus" => "Go+ Tracks"
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]
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]
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];
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}
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private function get($proxy, $url, $get = [], $web_req = false){
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$curlproc = curl_init();
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if($get !== []){
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$get = http_build_query($get);
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$url .= "?" . $get;
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}
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curl_setopt($curlproc, CURLOPT_URL, $url);
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curl_setopt($curlproc, CURLOPT_ENCODING, ""); // default encoding
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// use http2
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curl_setopt($curlproc, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2_0);
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if($web_req === false){
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curl_setopt($curlproc, CURLOPT_HTTPHEADER,
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["User-Agent: " . config::USER_AGENT,
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"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8",
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"Accept-Language: en-US,en;q=0.5",
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"Accept-Encoding: gzip",
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"Referer: https://soundcloud.com/",
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"Origin: https://soundcloud.com",
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"DNT: 1",
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"Connection: keep-alive",
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"Sec-Fetch-Dest: empty",
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"Sec-Fetch-Mode: cors",
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"Sec-Fetch-Site: same-site",
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"Priority: u=1"]
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);
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}else{
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curl_setopt($curlproc, CURLOPT_HTTPHEADER,
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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: cross-site",
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"Priority: u=1",
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"TE: trailers"]
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);
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}
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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($curlproc, CURLOPT_TIMEOUT, 30);
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$this->backend->assign_proxy($curlproc, $proxy);
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$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 $data;
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}
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public function music($get, $last_attempt = false){
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if($get["npt"]){
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[$params, $proxy] = $this->backend->get($get["npt"], "music");
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$params = json_decode($params, true);
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$url = $params["url"];
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unset($params["url"]);
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}else{
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// normal search:
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// https://api-v2.soundcloud.com/search?q=freddie%20dredd&variant_ids=&facet=model&user_id=351062-302234-707916-795081&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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// soundcloud go+ search:
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// https://api-v2.soundcloud.com/search/tracks?q=freddie%20dredd&variant_ids=&filter.content_tier=SUB_HIGH_TIER&facet=genre&user_id=630591-269800-703400-765403&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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// tracks search:
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// https://api-v2.soundcloud.com/search/tracks?q=freddie%20dredd&variant_ids=&facet=genre&user_id=630591-269800-703400-765403&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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// users search:
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// https://api-v2.soundcloud.com/search/users?q=freddie%20dredd&variant_ids=&facet=place&user_id=630591-269800-703400-765403&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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// albums search:
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// https://api-v2.soundcloud.com/search/albums?q=freddie%20dredd&variant_ids=&facet=genre&user_id=630591-269800-703400-765403&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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// playlists search:
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// https://api-v2.soundcloud.com/search/playlists_without_albums?q=freddie%20dredd&variant_ids=&facet=genre&user_id=630591-269800-703400-765403&client_id=iMxZgT5mfGstBj8GWJbYMvpzelS8ne0E&limit=20&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en
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$search = $get["s"];
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if(strlen($search) === 0){
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throw new Exception("Search term is empty!");
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}
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$type = $get["type"];
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$proxy = $this->backend->get_ip();
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$token = $this->get_token($proxy);
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switch($type){
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case "any":
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$url = "https://api-v2.soundcloud.com/search";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"facet" => "model",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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case "track":
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$url = "https://api-v2.soundcloud.com/search/tracks";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"facet_genre" => "",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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case "author":
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$url = "https://api-v2.soundcloud.com/search/users";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"facet" => "place",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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case "album":
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$url = "https://api-v2.soundcloud.com/search/albums";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"facet" => "genre",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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case "playlist":
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$url = "https://api-v2.soundcloud.com/search/playlists_without_albums";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"facet" => "genre",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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case "goplus":
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$url = "https://api-v2.soundcloud.com/search/tracks";
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$params = [
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"q" => $search,
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"variant_ids" => "",
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"filter.content_tier" => "SUB_HIGH_TIER",
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"facet" => "genre",
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"client_id" => $token,
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"limit" => 20,
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"offset" => 0,
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"linked_partitioning" => 1,
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"app_version" => 1713542117,
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"app_locale" => "en"
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];
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break;
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}
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}
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try{
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$json = $this->get($proxy, $url, $params);
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}catch(Exception $error){
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throw new Exception("Failed to fetch JSON");
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}
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/*
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$handle = fopen("scraper/soundcloud.json", "r");
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$json = fread($handle, filesize("scraper/soundcloud.json"));
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fclose($handle);
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*/
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$json = json_decode($json, true);
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if($json === null){
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if($last_attempt === true){
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throw new Exception("Fetched an invalid token (please report!!)");
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}
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// token might've expired, get a new one and re-try search
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$this->get_token($proxy);
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return $this->music($get, true);
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}
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$out = [
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"status" => "ok",
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"npt" => null,
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"song" => [],
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"playlist" => [],
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"album" => [],
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"podcast" => [],
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"author" => [],
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"user" => []
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];
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/*
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Get next page
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*/
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if(isset($json["next_href"])){
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$params["query_urn"] = $json["query_urn"];
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$params["offset"] = $params["offset"] + 20;
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$params["url"] = $url; // we will remove this later
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$out["npt"] =
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$this->backend->store(
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json_encode($params),
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"music",
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$proxy
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);
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}
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/*
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Scrape items
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*/
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foreach($json["collection"] as $item){
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switch($item["kind"]){
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case "user":
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// parse author
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$out["author"][] = [
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"title" => $item["username"],
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"followers" => $item["followers_count"],
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"description" => trim($item["track_count"] . " songs. " . $this->limitstrlen($item["description"])),
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"thumb" => [
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"url" => $item["avatar_url"],
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"ratio" => "1:1"
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],
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"url" => $item["permalink_url"]
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];
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break;
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case "playlist":
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// parse playlist
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$description = [];
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$count = 0;
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foreach($item["tracks"] as $song){
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$count++;
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if(!isset($song["title"])){
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continue;
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}
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$description[] = $song["title"];
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}
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if(count($description) !== 0){
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$description = trim($count . " songs. " . implode(", ", $description));
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}else{
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$description = "";
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}
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if(
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isset($item["artwork_url"]) &&
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!empty($item["artwork_url"])
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){
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$thumb = [
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"ratio" => "1:1",
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"url" => $item["artwork_url"]
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];
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}elseif(
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isset($item["tracks"][0]["artwork_url"]) &&
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!empty($item["tracks"][0]["artwork_url"])
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){
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$thumb = [
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"ratio" => "1:1",
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"url" => $item["tracks"][0]["artwork_url"]
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];
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}else{
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$thumb = [
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"ratio" => null,
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"url" => null
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];
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}
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$out["playlist"][] = [
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"title" => $item["title"],
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"description" => $this->limitstrlen($description),
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"author" => [
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"name" => $item["user"]["username"],
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"url" => $item["user"]["permalink_url"],
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"avatar" => $item["user"]["avatar_url"]
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],
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"thumb" => $thumb,
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"date" => strtotime($item["created_at"]),
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"duration" => $item["duration"] / 1000,
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"url" => $item["permalink_url"]
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];
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break;
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case "track":
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if(stripos($item["monetization_model"], "TIER") === false){
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$stream = [
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"endpoint" => "sc",
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"url" =>
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$item["media"]["transcodings"][0]["url"] .
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"?client_id=" . $token .
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"&track_authorization=" .
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$item["track_authorization"]
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];
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}else{
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$stream = [
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"endpoint" => null,
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"url" => null
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];
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}
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// parse track
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$out["song"][] = [
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"title" => $item["title"],
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"description" => $item["description"] == "" ? null : $this->limitstrlen($item["description"]),
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"url" => $item["permalink_url"],
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"views" => $item["playback_count"],
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"author" => [
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"name" => $item["user"]["username"],
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"url" => $item["user"]["permalink_url"],
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"avatar" => $item["user"]["avatar_url"]
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],
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"thumb" => [
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"ratio" => "1:1",
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"url" => $item["artwork_url"]
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],
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"date" => strtotime($item["created_at"]),
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"duration" => (int)$item["full_duration"] / 1000,
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"stream" => $stream
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];
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break;
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}
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}
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return $out;
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}
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public function get_token($proxy){
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$token = apcu_fetch("sc_token");
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if($token !== false){
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return $token;
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}
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// search through all javascript components on the main page
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try{
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$html =
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$this->get(
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$proxy,
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"https://soundcloud.com",
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[],
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true
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);
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}catch(Exception $error){
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throw new Exception("Failed to fetch front page");
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}
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$this->fuckhtml->load($html);
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$scripts =
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$this->fuckhtml
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->getElementsByTagName(
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"script"
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);
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foreach($scripts as $script){
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if(
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!isset($script["attributes"]["src"]) ||
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strpos($script["attributes"]["src"], "sndcdn.com") === false
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){
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continue;
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}
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try{
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$js =
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$this->get(
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$proxy,
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$script["attributes"]["src"],
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[]
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);
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}catch(Exception $error){
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throw new Exception("Failed to fetch search token");
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}
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preg_match(
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'/client_id=([^"]+)/',
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$js,
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$token
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);
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if(isset($token[1])){
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apcu_store("sc_token", $token[1]);
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return $token[1];
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break;
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}
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}
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throw new Exception("Did not find a Soundcloud token in the Javascript blobs");
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}
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private function limitstrlen($text){
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return
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explode(
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"\n",
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wordwrap(
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str_replace(
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["\n\r", "\r\n", "\n", "\r"],
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" ",
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$text
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),
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300,
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"\n"
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),
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2
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)[0];
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}
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}
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