04a14a7f1f
Update plugin from v1.1.2 to v2.0.0-alpha.12 for Kirby 5 compatibility. Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
82 lines
2.1 KiB
PHP
82 lines
2.1 KiB
PHP
<?php
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namespace tobimori\Seo\Ai\Drivers;
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use Generator;
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use tobimori\Seo\Ai\Chunk;
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use tobimori\Seo\Ai\Driver;
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use tobimori\Seo\Ai\SseStream;
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class OpenAi extends Driver
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{
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protected const string DEFAULT_ENDPOINT = 'https://api.openai.com/v1/responses';
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protected const string DEFAULT_MODEL = 'gpt-5-mini-2025-08-07';
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/**
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* @inheritDoc
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*/
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public function stream(
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string $prompt,
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string|null $model = null,
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): Generator {
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$apiKey = $this->config('apiKey', required: true);
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$headers = [
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'Content-Type: application/json',
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'Accept: text/event-stream',
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"Authorization: Bearer {$apiKey}",
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];
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if ($organization = $this->config('organization')) {
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$headers[] = "OpenAI-Organization: {$organization}";
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}
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$payload = [
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'model' => $model ?? $this->config('model', static::DEFAULT_MODEL),
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'input' => $prompt,
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// instructions does not work for e.g. openrouter so let's just put everything in user prompt
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'stream' => true,
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];
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$stream = new SseStream($this->config('endpoint', static::DEFAULT_ENDPOINT), $headers, $payload, (int)$this->config('timeout', 120));
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yield from $stream->stream(function (array $event): Generator {
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$type = $event['type'] ?? null;
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if ($type === 'response.created') {
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yield Chunk::streamStart($event);
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return;
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}
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if ($type === 'response.in_progress') {
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yield Chunk::textStart($event);
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return;
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}
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if ($type === 'response.output_text.delta') {
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$delta = $event['delta'] ?? '';
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if ($delta !== '') {
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yield Chunk::textDelta($delta, $event);
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}
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return;
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}
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if ($type === 'response.output_text.done') {
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yield Chunk::textComplete($event);
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return;
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}
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if ($type === 'response.completed') {
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yield Chunk::streamEnd($event);
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return;
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}
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if ($type === 'response.output_item.added' && ($event['item']['type'] ?? null) === 'reasoning') {
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yield Chunk::thinkingStart($event);
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return;
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}
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if ($type === 'response.error') {
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$message = $event['error']['message'] ?? 'Unknown OpenAI streaming error.';
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yield Chunk::error($message, $event);
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}
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});
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}
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}
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