[qBitTorrent] Add 'Rename from folder' script

common.php

@@ -86,15 +86,19 @@
     }
 
     /**
-     * Writes text to file lol
+     * Writes specified data to a file
      *
      * @param string $path  Path to file (including filename)
-     * @param string $text  Text to write
+     * @param string|array $text  Data to write. If it is an array, it will be JSON encoded.
      */
-    function fileWrite($path = '', $text = '')
+    function fileWrite(string $path = '', string|array $data = '')
     {
+        if (gettype($data) === 'array') {
+            $data = json_encode($data, JSON_PRETTY_PRINT);
+        }
+
         $file = fopen($path, 'w');
-        fwrite($file, $text);
+        fwrite($file, $data);
         fclose($file);
     }
 

lib/qBitTorrent.php

@@ -347,4 +347,32 @@ class Client
             throw new Exception('Failed to edit tracker URL for torrent: ' . $hash);
         }
     }
+
+    /**
+     * Set the torrent name for a specific torrent.
+     *
+     * @link https://github.com/qbittorrent/qBittorrent/wiki/WebUI-API-(qBittorrent-4.1)#set-torrent-name
+     *
+     * @param string $hash
+     * @param string $newName
+     * @return void
+     * @throws Exception
+     */
+    public function setTorrentName(string $hash, string $newName) : void
+    {
+        $path = 'torrents/rename';
+
+        $options = [
+            RequestOptions::FORM_PARAMS => [
+                'hash' => $hash,
+                'name' => $newName,
+            ],
+        ];
+
+        $response = $this->request($path, 'POST', $options);
+
+        if ($response->getStatusCode() !== 200) {
+            throw new Exception('Failed to rename torrent: ' . $hash);
+        }
+    }
 }

qBitTorrentRenameFromFolder.php

@@ -0,0 +1,64 @@
+<?php
+    /**
+     * Script meant to rename torrents in qBitTorrent based on the first folder name.
+     *
+     * I had a lot of single video files that would be something like "Blah.Blah.S01E01.mkv" from when I used Deluge,
+     * and I wanted to rename them to be more consistent with the rest of the torrents.
+     */
+
+    require_once __DIR__ . '/common.php';
+    require_once __DIR__ . '/lib/qBitTorrent.php';
+
+    use Decicus\qBitTorrent\Client as QBitClient;
+
+    $qBitClient = new QBitClient();
+    $torrents = $qBitClient->getBasicTorrentsInfo();
+
+    // Filter by file extension
+    $regex = '/\.(mp4|mkv|m4v|mov|wmv)$/i';
+
+    $torrents = array_filter($torrents, function ($torrent) use ($regex) {
+        $name = strtolower(trim($torrent['name']));
+        return preg_match($regex, $name);
+    });
+
+    // Sort by name
+    usort($torrents, function ($a, $b) {
+        return strcmp($a['name'], $b['name']);
+    });
+
+    $changedNames = [];
+
+    foreach ($torrents as $torrent) {
+        $filePath = $torrent['content_path'];
+        $rootPath = $torrent['save_path'];
+        $filePath = str_replace($rootPath . '/', '', $filePath);
+        $segments = explode('/', $filePath);
+
+        $currentName = $torrent['name'];
+        $newName = $segments[0] ?? '';
+
+        if (empty($newName)) {
+            continue;
+        }
+
+        if ($currentName === $newName) {
+            continue;
+        }
+
+        $changedNames[] = [
+            'old' => $currentName,
+            'new' => $newName,
+            'hash' => $torrent['hash'],
+        ];
+
+        $qBitClient->setTorrentName($torrent['hash'], $newName);
+        echo sprintf('Changed: %s -> %s%s', $currentName, $newName, PHP_EOL);
+    }
+
+    echo 'Changed names: ' . count($changedNames) . PHP_EOL;
+
+    $filename = sprintf('%s/output/%s_renames.json', __DIR__, time());
+    fileWrite($filename, $changedNames);
+
+    echo 'Output written to: ' . $filename . PHP_EOL;