wip: base stream class

src/Download/Framework/Controller/ApiController.php

@@ -4,6 +4,7 @@ namespace App\Download\Framework\Controller;
 
 use App\Download\Action\Input\DownloadMediaInput;
 use App\Download\Framework\Repository\DownloadRepository;
+use App\Download\Stream;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
@@ -56,4 +57,17 @@ class ApiController extends AbstractController
 
         return $this->json(['status' => 200, 'message' => 'Added to Queue']);
     }
+
+    #[Route('/stream', 'app_stream', methods: ['GET'])]
+    public function streamVideo()
+    {
+        $stream = new Stream(
+            'https://torrentio.strem.fun/realdebrid/QYYBR7OSQ4VEFKWASDEZ2B4VO67KHUJY6IWOT7HHA7ATXO7QCYDQ/e8b22517328a9704bf8400b8b98cfc22836ad1e4/null/3/Ted.2012.UNRATED.1080p.BluRay.x265-RARBG.mp4',
+            [
+
+            ]
+        );
+
+        return $stream->start();
+    }
 }

src/Download/Stream.php

@@ -0,0 +1,137 @@
+<?php
+
+namespace App\Download;
+
+class Stream
+{
+
+    private $path = "";
+    private $stream = "";
+    private $buffer = 512;
+    private $start  = -1;
+    private $end    = -1;
+    private $size   = null;
+    private $httpString = "";
+    private $contentType = "video/mp4";
+    private $cacheControl = "max-age=2592000, public";
+    private $expires = null;
+    private $lastModified = null;
+
+    function __construct($filePath, $options){
+        $this->path = $filePath;
+        $this->httpString = isset($options['is_https']) ? (($options['is_https'] == true) ? "HTTPS/1.1" : "HTTP/1.1") : "HTTP/1.1";
+        $this->size = isset($options['video_size']) ? $options['video_size'] : $this->size;
+        $this->buffer = isset($options['video_buffer']) ? $options['video_buffer'] : $this->buffer;
+        $this->contentType = isset($options['content_type']) ? $options['content_type'] : $this->contentType;
+        $this->cacheControl = isset($options['cache_control']) ? $options['cache_control'] : $this->cacheControl;
+        $this->expires = isset($options['expires']) ? $options['expires'] : gmdate('D, d M Y H:i:s', time()+2592000).' GMT';
+        $this->lastModified = isset($options['last_modified']) ? $options['last_modified'] : gmdate('D, d M Y H:i:s', @filemtime($this->path)).' GMT';
+    }
+
+    private function open(){
+        if (!($this->stream = fopen($this->path, 'rb'))) {
+            die('Could not open stream for reading');
+        }
+    }
+
+    private function setHeader(){
+        // if (isset($_SERVER['RANGE'])) {
+        //     print_r($_SERVER);
+        //     die();
+        // }
+
+        ob_get_clean();
+        header("Content-Type: ".$this->contentType);
+        header("Cache-Control: ".$this->cacheControl);
+        header("Expires: ".$this->expires);
+        header("Last-Modified: ".$this->lastModified);
+        $this->start = 0;
+        $this->size = ($this->size == null || $this->size <= 0) ? $this->getContentLengthFromURL($this->path) : $this->size;
+        $this->end  = $this->size - 1;
+
+        header("Accept-Ranges: bytes");
+
+
+        if (isset($_SERVER['HTTP_RANGE'])) {
+            // header("Accept-Ranges: 0-".$this->end);
+
+            $c_start = $this->start;
+            $c_end = $this->end;
+
+            list(, $range) = explode('=', $_SERVER['HTTP_RANGE'], 2);
+            if (strpos($range, ',') !== false) {
+                header($this->httpString.' 416 Requested Range Not Satisfiable');
+                header("Content-Range: bytes ".$this->start."-".$this->end."/".$this->size);
+                header("X-ERROR-ERROR: TRUE");
+                exit;
+            }
+            if ($range == '-') {
+                $c_start = $this->size - substr($range, 1);
+            }else{
+                $range = explode('-', $range);
+                $c_start = $range[0];
+
+                $c_end = (isset($range[1]) && is_numeric($range[1])) ? $range[1] : $c_end;
+            }
+            $c_end = ($c_end > $this->end) ? $this->end : $c_end;
+            if ($c_start > $c_end || $c_start > $this->size - 1 || $c_end >= $this->size) {
+                header($this->httpString.' 416 Requested Range Not Satisfiable');
+                header("Content-Range: bytes ".$this->start."-".$this->end."/".$this->size);
+                header("X-ERROR-ERROR: TRUE");
+                exit;
+            }
+            $this->start = $c_start;
+            $this->end = $c_end;
+            $length = $this->end - $this->start + 1;
+            fseek($this->stream, $this->start, SEEK_CUR);
+            header($this->httpString.' 206 Partial Content', true, 206);
+            header("Content-Length: ".$length);
+            header("Content-Range: bytes ".$this->start."-".$this->end."/".$this->size);
+        }
+        else
+        {
+            header("Accept-Ranges: bytes");
+            header("Content-Length: ".$this->size);
+        }
+
+    }
+
+    private function end(){
+        fclose($this->stream);
+        exit;
+    }
+
+    private function stream(){
+        $i = $this->start;
+        set_time_limit(0);
+        while(!feof($this->stream) && $i <= $this->end) {
+            $bytesToRead = $this->buffer;
+            if(($i+$bytesToRead) > $this->end) {
+                $bytesToRead = $this->end - $i + 1;
+            }
+            $data = fread($this->stream, $bytesToRead);
+            echo $data;
+            flush();
+            $i += $bytesToRead;
+        }
+    }
+
+    function start(){
+        $this->open();
+        $this->setHeader();
+        $this->stream();
+        $this->end();
+    }
+
+    function getContentLengthFromURL($url){
+        $arrayHeaders = get_headers($url,true);
+        $arrayHeaders = array_change_key_case($arrayHeaders, CASE_LOWER);
+        if(isset($arrayHeaders['content-length'])){
+            if(is_numeric($arrayHeaders['content-length']) && $arrayHeaders['content-length'] > 0){
+                return $arrayHeaders['content-length'];
+            }
+        }
+        return null;
+    }
+
+}