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4get/api/v1/ac.php

243 lines
5.5 KiB
PHP

<?php
include "../../data/config.php";
new autocomplete();
class autocomplete{
public function __construct(){
header("Content-Type: application/json");
$this->scrapers = [
"brave" => "https://search.brave.com/api/suggest?q={searchTerms}",
"ddg" => "https://duckduckgo.com/ac/?q={searchTerms}&type=list",
"yandex" => "https://suggest.yandex.com/suggest-ff.cgi?part={searchTerms}&uil=en&v=3&sn=5&lr=21276&yu=4861394161661655015",
"google" => "https://www.google.com/complete/search?client=mobile-gws-lite&q={searchTerms}",
"qwant" => "https://api.qwant.com/v3/suggest/?q={searchTerms}&client=opensearch",
"yep" => "https://api.yep.com/ac/?query={searchTerms}",
"marginalia" => "https://search.marginalia.nu/suggest/?partial={searchTerms}",
"yt" => "https://suggestqueries-clients6.youtube.com/complete/search?client=youtube&q={searchTerms}",
"sc" => "",
"startpage" => "https://www.startpage.com/suggestions?q={searchTerms}&format=opensearch&segment=startpage.defaultffx&lui=english",
"kagi" => "https://kagi.com/api/autosuggest?q={searchTerms}"
];
/*
Sanitize input
*/
if(!isset($_GET["s"])){
$this->do404("Missing search(s) parameter");
}
if(is_string($_GET["s"]) === false){
$this->do404("Invalid search(s) parameter");
}
if(strlen($_GET["s"]) > 500){
$this->do404("Search(s) exceeds the 500 char length");
}
/*
Get $scraper
*/
if(!isset($_GET["scraper"])){
if(isset($_COOKIE["scraper_ac"])){
$scraper = $_COOKIE["scraper_ac"];
}else{
$scraper = "brave"; // default option
}
}else{
$scraper = $_GET["scraper"];
}
if($scraper == "disabled"){
// this shouldnt happen, but let's handle it anyways
$this->doempty();
}
// make sure it exists
if(!isset($this->scrapers[$scraper])){
$scraper = "brave"; // default option
}
// return results
switch($scraper){
case "google":
case "yt":
// handle google cause they want to be a special snowflake :(
$js = $this->get($this->scrapers[$scraper], $_GET["s"]);
preg_match(
'/\((\[.*\])\)/',
$js,
$js
);
if(!isset($js[1])){
$this->doempty();
}
$js = json_decode($js[1]);
$json = [];
foreach($js[1] as $item){
$json[] = htmlspecialchars_decode(strip_tags($item[0]));
}
echo json_encode(
[
$_GET["s"],
$json
],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
break;
case "sc":
// soundcloud
chdir("../../");
include "scraper/sc.php";
$sc = new sc();
$token = $sc->get_token("raw_ip::::");
$js = $this->get(
"https://api-v2.soundcloud.com/search/queries?q={searchTerms}&client_id=" . $token . "&limit=10&offset=0&linked_partitioning=1&app_version=1693487844&app_locale=en",
$_GET["s"]
);
$js = json_decode($js, true);
if(!isset($js["collection"])){
$this->doempty();
}
$json = [];
foreach($js["collection"] as $item){
$json[] = $item["query"];
}
echo json_encode(
[
$_GET["s"],
$json
],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
break;
case "marginalia":
$json = $this->get($this->scrapers[$scraper], $_GET["s"]);
$json = json_decode($json, true);
if($json === null){
$this->doempty();
}
echo json_encode(
[
$_GET["s"],
$json
],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
break;
default:
// if it respects the openSearch protocol
$json = json_decode($this->get($this->scrapers[$scraper], $_GET["s"]), true);
echo json_encode(
[
$_GET["s"],
$json[1] // ensure it contains valid key 0
],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
break;
}
}
private function get($url, $query){
try{
$curlproc = curl_init();
$url = str_replace("{searchTerms}", urlencode($query), $url);
curl_setopt($curlproc, CURLOPT_URL, $url);
curl_setopt($curlproc, CURLOPT_ENCODING, ""); // default encoding
curl_setopt($curlproc, CURLOPT_HTTPHEADER,
["User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/116.0",
"Accept: application/json, text/javascript, */*; q=0.01",
"Accept-Language: en-US,en;q=0.5",
"Accept-Encoding: gzip",
"DNT: 1",
"Connection: keep-alive",
"Sec-Fetch-Dest: empty",
"Sec-Fetch-Mode: cors",
"Sec-Fetch-Site: same-site"]
);
curl_setopt($curlproc, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curlproc, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($curlproc, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($curlproc, CURLOPT_CONNECTTIMEOUT, 30);
curl_setopt($curlproc, CURLOPT_TIMEOUT, 30);
$data = curl_exec($curlproc);
if(curl_errno($curlproc)){
throw new Exception(curl_error($curlproc));
}
curl_close($curlproc);
return $data;
}catch(Exception $error){
do404("Curl error: " . $error->getMessage());
}
}
private function do404($error){
echo json_encode(
["error" => $error],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
die();
}
private function doempty(){
echo json_encode(
[
$_GET["s"],
[]
],
JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_INVALID_UTF8_IGNORE
);
die();
}
}