Add first edition of AndyTranscribe.

2026-08-12 13:59:33 +02:00
parent 9c8461405f
commit 771658040b
100 changed files with 18039 additions and 0 deletions
@@ -0,0 +1,102 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\Recording;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Str;
+use Laravel\Ai\Transcription;
+use RuntimeException;
+
+class TranscriptionService
+{
+    /**
+     * Run transcription for a recording using the selected driver.
+     */
+    public function transcribe(Recording $recording): string
+    {
+        return match ($recording->transcription_driver) {
+            'cloud' => $this->viaCloud($recording),
+            'local' => $this->viaLocal($recording),
+            'ollama' => $this->viaRemoteCompatible($recording),
+            default => throw new RuntimeException('Unknown transcription driver: '.$recording->transcription_driver),
+        };
+    }
+
+    private function viaCloud(Recording $recording): string
+    {
+        $transcript = Transcription::fromStorage($recording->file_path)
+            ->timeout((int) config('ai.transcription_timeout', 600))
+            ->generate('openai', 'whisper-1');
+
+        return (string) $transcript;
+    }
+
+    private function viaLocal(Recording $recording): string
+    {
+        $model = config('ai.local_whisper_model', 'Systran/faster-whisper-base');
+
+        $transcript = Transcription::fromStorage($recording->file_path)
+            ->timeout((int) config('ai.transcription_timeout', 600))
+            ->generate('local-whisper', $model);
+
+        return (string) $transcript;
+    }
+
+    /**
+     * Call an OpenAI-compatible /v1/audio/transcriptions endpoint at a user-supplied host URL.
+     */
+    private function viaRemoteCompatible(Recording $recording): string
+    {
+        if (! filled($recording->ollama_url)) {
+            throw new RuntimeException('Ollama host URL is required for remote transcription.');
+        }
+
+        $base = $this->normalizeBaseUrl($recording->ollama_url);
+        $model = config('ai.remote_whisper_model', config('ai.local_whisper_model', 'Systran/faster-whisper-base'));
+        $path = $recording->absolutePath();
+
+        if (! is_readable($path)) {
+            throw new RuntimeException('Recording audio file is not readable.');
+        }
+
+        $response = Http::timeout((int) config('ai.transcription_timeout', 600))
+            ->attach(
+                'file',
+                fopen($path, 'r'),
+                $recording->original_filename ?: basename($path),
+            )
+            ->post($base.'/audio/transcriptions', [
+                'model' => $model,
+                'response_format' => 'json',
+            ]);
+
+        if (! $response->successful()) {
+            throw new RuntimeException(
+                'Remote transcription failed (HTTP '.$response->status().'): '.$response->body()
+            );
+        }
+
+        $text = $response->json('text');
+
+        if (! is_string($text) || $text === '') {
+            throw new RuntimeException('Remote transcription returned an empty transcript. Ensure the host exposes OpenAI-compatible /v1/audio/transcriptions.');
+        }
+
+        return $text;
+    }
+
+    /**
+     * Normalize a user URL to an OpenAI-style base ending in /v1.
+     */
+    private function normalizeBaseUrl(string $url): string
+    {
+        $url = rtrim(trim($url), '/');
+
+        if (Str::endsWith($url, '/v1')) {
+            return $url;
+        }
+
+        return $url.'/v1';
+    }
+}