Initial commit, plex-like web media server

serve_media.php

@@ -0,0 +1,168 @@
+<?php
+/**
+ * serve_media.php - Serves media files with proper headers for streaming
+ */
+
+// Get the requested file path
+$requestedFile = isset($_GET['file']) ? $_GET['file'] : '';
+
+if (empty($requestedFile)) {
+    header('HTTP/1.1 400 Bad Request');
+    echo 'No file specified';
+    exit;
+}
+
+// IMPORTANT: Set base directory to where media actually lives
+// Using home directory + GDrive instead of __DIR__
+$homeDir = getenv('HOME') ?: (getenv('USERPROFILE') ?: '/home/' . get_current_user());
+$baseDir = $homeDir . '/GDrive';
+
+// Construct full path
+$filePath = $baseDir . DIRECTORY_SEPARATOR . $requestedFile;
+
+// Security: Prevent directory traversal attacks
+$realBase = realpath($baseDir);
+$realFile = realpath($filePath);
+
+// Additional debug info (remove in production)
+if ($realFile === false) {
+    header('HTTP/1.1 404 Not Found');
+    echo 'File not found. Debug info:' . "\n";
+    echo 'Base dir: ' . $baseDir . "\n";
+    echo 'Requested: ' . $requestedFile . "\n";
+    echo 'Full path: ' . $filePath . "\n";
+    exit;
+}
+
+if (strpos($realFile, $realBase) !== 0) {
+    header('HTTP/1.1 403 Forbidden');
+    echo 'Access denied - path outside base directory';
+    exit;
+}
+
+// Check if file exists
+if (!file_exists($filePath) || !is_file($filePath)) {
+    header('HTTP/1.1 404 Not Found');
+    echo 'File not found';
+    exit;
+}
+
+// Get file information
+clearstatcache(true, $filePath); // Clear file stat cache
+$fileSize = filesize($filePath);
+$fileExtension = strtolower(pathinfo($filePath, PATHINFO_EXTENSION));
+
+// Disable output buffering to prevent Content-Length mismatches
+if (ob_get_level()) {
+    ob_end_clean();
+}
+
+// Set content type based on extension
+$mimeTypes = [
+    // Video
+    'mp4' => 'video/mp4',
+    'mkv' => 'video/x-matroska',
+    'avi' => 'video/x-msvideo',
+    'mov' => 'video/quicktime',
+    'wmv' => 'video/x-ms-wmv',
+    'flv' => 'video/x-flv',
+    'webm' => 'video/webm',
+    'm4v' => 'video/x-m4v',
+    // Audio
+    'mp3' => 'audio/mpeg',
+    'wav' => 'audio/wav',
+    'ogg' => 'audio/ogg',
+    'flac' => 'audio/flac',
+    'm4a' => 'audio/mp4',
+    'aac' => 'audio/aac',
+    'wma' => 'audio/x-ms-wma',
+    'opus' => 'audio/opus'
+];
+
+$contentType = isset($mimeTypes[$fileExtension]) ? $mimeTypes[$fileExtension] : 'application/octet-stream';
+
+// Handle range requests for seeking
+$range = isset($_SERVER['HTTP_RANGE']) ? $_SERVER['HTTP_RANGE'] : '';
+
+if (!empty($range)) {
+    // Parse range header
+    list($unit, $range) = explode('=', $range, 2);
+    
+    if ($unit === 'bytes') {
+        // Parse range values
+        list($start, $end) = explode('-', $range, 2);
+        $start = intval($start);
+        $end = !empty($end) ? intval($end) : $fileSize - 1;
+        
+        // Validate range
+        if ($start > $end || $start < 0 || $end >= $fileSize) {
+            header('HTTP/1.1 416 Requested Range Not Satisfiable');
+            header("Content-Range: bytes */$fileSize");
+            exit;
+        }
+        
+        $length = $end - $start + 1;
+        
+        // Set headers for partial content
+        header('HTTP/1.1 206 Partial Content');
+        header("Content-Range: bytes $start-$end/$fileSize");
+        header("Content-Length: $length");
+        header("Content-Type: $contentType");
+        header('Accept-Ranges: bytes');
+        
+        // Open file and seek to start position
+        $file = fopen($filePath, 'rb');
+        if ($file === false) {
+            header('HTTP/1.1 500 Internal Server Error');
+            echo 'Failed to open file';
+            exit;
+        }
+        
+        fseek($file, $start);
+        
+        // Output the requested range
+        $buffer = 8192; // 8KB chunks
+        $bytesRemaining = $length;
+        
+        while ($bytesRemaining > 0 && !feof($file)) {
+            $bytesToRead = min($buffer, $bytesRemaining);
+            $data = fread($file, $bytesToRead);
+            if ($data === false) {
+                break;
+            }
+            echo $data;
+            $bytesRemaining -= strlen($data);
+            if (connection_aborted()) {
+                break;
+            }
+        }
+        
+        fclose($file);
+        exit; // Important: exit after streaming
+    }
+} else {
+    // Normal full file response
+    header('HTTP/1.1 200 OK');
+    header("Content-Type: $contentType");
+    header("Content-Length: $fileSize");
+    header('Accept-Ranges: bytes');
+    header('Cache-Control: public, max-age=3600');
+    
+    // Stream file in chunks to avoid memory issues
+    $file = fopen($filePath, 'rb');
+    if ($file === false) {
+        header('HTTP/1.1 500 Internal Server Error');
+        echo 'Failed to open file';
+        exit;
+    }
+    
+    $buffer = 8192; // 8KB chunks
+    while (!feof($file) && !connection_aborted()) {
+        echo fread($file, $buffer);
+    }
+    
+    fclose($file);
+    exit; // Important: exit after streaming
+}
+?>
+