M5: Workerman 常驻服务 + AI 审核/润色插件 + 支付插件（支付宝/微信/沙箱）+ 会员插件（套餐/订阅/付费文章）

2026-08-11 18:29:35 +08:00
parent f77c96d3aa
commit 1d1df43cee
52 changed files with 1914 additions and 20 deletions
@@ -0,0 +1,63 @@
+<?php
+
+namespace App\Blog\Services;
+
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+
+/**
+ * OpenAI 兼容 LLM 客户端（支持 OpenAI / DeepSeek / 通义 / 自建代理）。
+ */
+class LlmClient
+{
+    public function baseUrl(): string
+    {
+        return rtrim((string) blog_setting('llm_base_url', config('services.llm.base_url', env('LLM_BASE_URL'))), '/');
+    }
+
+    public function apiKey(): string
+    {
+        return (string) blog_setting('llm_api_key', config('services.llm.api_key', env('LLM_API_KEY')));
+    }
+
+    public function model(): string
+    {
+        return (string) blog_setting('llm_model', config('services.llm.model', env('LLM_MODEL', 'gpt-4o-mini')));
+    }
+
+    public function isConfigured(): bool
+    {
+        return $this->baseUrl() !== '' && $this->apiKey() !== '';
+    }
+
+    /**
+     * 简单的聊天补全。
+     *
+     * @param  array<int, array{role: string, content: string}>  $messages
+     */
+    public function chat(array $messages, array $options = []): string
+    {
+        if (! $this->isConfigured()) {
+            throw new \RuntimeException('LLM 未配置：请设置 LLM_BASE_URL 与 LLM_API_KEY');
+        }
+
+        $response = Http::timeout(60)
+            ->withToken($this->apiKey())
+            ->post($this->baseUrl().'/chat/completions', [
+                'model' => $options['model'] ?? $this->model(),
+                'messages' => $messages,
+                'temperature' => $options['temperature'] ?? 0.3,
+                'max_tokens' => $options['max_tokens'] ?? 1024,
+            ]);
+
+        if ($response->failed()) {
+            Log::error('LLM 请求失败', ['status' => $response->status(), 'body' => $response->body()]);
+
+            throw new \RuntimeException('LLM 请求失败：HTTP '.$response->status());
+        }
+
+        $content = $response->json('choices.0.message.content', '');
+
+        return is_array($content) ? json_encode($content, JSON_UNESCAPED_UNICODE) : (string) $content;
+    }
+}