yep scraper cloudflare error handling

scraper/yep.php

@@ -6,6 +6,9 @@ class yep{
 		
 		include "lib/backend.php";
 		$this->backend = new backend("yep");
+		
+		include "lib/fuckhtml.php";
+		$this->fuckhtml = new fuckhtml();
 	}
 	
 	public function getfilters($page){
@@ -254,8 +257,10 @@ class yep{
 			["User-Agent: " . config::USER_AGENT,
 			"Accept: */*",
 			"Accept-Language: en-US,en;q=0.5",
-			"Accept-Encoding: gzip",
+			"Accept-Encoding: gzip, deflate, br, zstd",
+			"Connection: keep-alive",
 			"DNT: 1",
+			"Priority: u=1",
 			"Origin: https://yep.com",
 			"Referer: https://yep.com/",
 			"Connection: keep-alive",
@@ -265,6 +270,9 @@ class yep{
 			"TE: trailers"]
 		);
 		
+		// http3 bypass
+		curl_setopt($curlproc, CURLOPT_HTTP_VERSION, 30);
+		
 		curl_setopt($curlproc, CURLOPT_RETURNTRANSFER, true);
 		curl_setopt($curlproc, CURLOPT_SSL_VERIFYHOST, 2);
 		curl_setopt($curlproc, CURLOPT_SSL_VERIFYPEER, true);
@@ -324,7 +332,6 @@ class yep{
 			
 			// https://api.yep.com/fs/2/search?client=web&gl=CA&no_correct=false&q=undefined+variable+javascript&safeSearch=off&type=web
 			$json =
-				json_decode(
 				$this->get(
 					$this->backend->get_ip(),
 					"https://api.yep.com/fs/2/search",
@@ -337,14 +344,29 @@ class yep{
 						"safeSearch" => $nsfw,
 						"type" => "web"
 					]
-					),
-					true
 				);
 		}catch(Exception $error){
 			
 			throw new Exception("Failed to fetch JSON");
 		}
 		
+		// detect cloudflare page
+		$this->fuckhtml->load($json);
+		
+		if(
+			count(
+				$this->fuckhtml
+				->getElementsByClassName(
+					"cf-wrapper",
+					"div"
+				)
+			) !== 0
+		){
+			
+			throw new Exception("Blocked by Cloudflare");
+		}
+		
+		$json = json_decode($json, true);
 		//$json = json_decode(file_get_contents("scraper/yep.json"), true);
 		
 		if($json === null){