Added Source class to parse HandBrake output

Added a Source class which executes HandBrake -t 0 to list the available titles and streams in a given source.
Added a placeholder on the source-details page to display HandBrake output

HandBrakeCluster/Rips/Source.class.php

@@ -0,0 +1,43 @@
+<?php
+
+class HandBrakeCluster_Rips_Source {
+
+    protected $source;
+    protected $output;
+    
+    public function __construct($source) {
+        $this->source = $source;
+
+        $this->scan();
+    }
+    
+    protected function scan() {
+        $source_shell = escapeshellarg($this->source);
+        $handbrake_cmd = "HandBrakeCLI -i {$source_shell} -t 0"; 
+        
+        $handbrake_pid = popen($handbrake_cmd, 'r');
+        $handbrake_output = fread($handbrake_pid, 1024);
+        while (!feof($handbrake_pid)) {
+            $handbrake_output = fread($handbrake_pid, 1024);
+        }
+        pclose($handbrake_pid);
+        
+        
+        // Process the output
+        $lines = explode("\n", $handbrake_output);
+        foreach ($lines as $line) {
+            // Skip any line that doesn't begin with a + (with optional leading whitespace)
+            if ( ! preg_match('/\s*\+/', $line)) {
+                continue;
+            }
+            
+            $this->output .= $line;
+        }
+    }
+    
+    public function output() {
+        return $output;
+    }
+};
+
+?>

pages/browse/source-details.php

@@ -6,19 +6,22 @@ $config = $main->config();
 
 // Grab the name of this source
 $source_id = $req->get('id');
-$source = base64_decode(str_replace('-', '/', $source_id));
+$source_path = base64_decode(str_replace('-', '/', $source_id));
-$real_source = realpath($source);
+$real_source_path = realpath($source_path);
 
 // Ensure the source is a valid directory, and lies below the configured source_dir
-if (!is_dir($source)) {
+if (!is_dir($source_path)) {
     return;
 }
-
 $real_source_dir = realpath($config->get('rips.source_dir'));
-if (substr($real_source, 0, strlen($real_source_dir)) != $real_source_dir) {
+if (substr($real_source_path, 0, strlen($real_source_dir)) != $real_source_dir) {
     return;
 }
 
+$source = new HandBrakeCluster_Rips_Source($source_path);
+
+$this->smarty->assign('source_path', $source_path);
 $this->smarty->assign('source', $source);
+$this->smarty->assign('output', $source->output());
 
 ?>

templates/browse/source-details.tpl

@@ -12,7 +12,11 @@
 		<tbody>
 			<tr>
 				<th>Source</th>
-				<td>{$source|escape:"html"}</td>
+				<td>{$source_path|escape:"html"}</td>
+			</tr>
+			<tr>
+				<th>Output</th>
+				<td>{$output|escape:"html"}</td>
 			</tr>
 		</tbody>
 	</table>