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https://gitee.com/ulthon/ulthon_information.git
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83a2bd48a2
- 新增手机图片排版功能，支持小红书/抖音尺寸输出 - 新增AI智能排版顾问，支持内容分析与优化推荐 - 新增AI供应商管理，支持多渠道配置与同步 - 新增文章输出管理页面，支持图片预览与批量下载 - 新增字体文件与排版样式配置
88 lines
3.5 KiB
PHP
88 lines
3.5 KiB
PHP
<?php
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namespace app\common\tools;
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use app\common\tools\ai\AiChannelManager;
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use app\model\Post;
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/**
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* AI 智能排版顾问.
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*
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* 分析文章内容并推荐排版配置，或优化内容以适配手机图片排版.
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*/
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class AiLayoutAdvisor
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{
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/**
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* 分析文章并推荐排版配置.
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*
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* @param Post $post 文章模型
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*
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* @return array ['success'=>bool, 'data'=>..., 'msg'=>...]
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*/
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public function analyzeAndRecommend(Post $post): array
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{
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try {
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$manager = new AiChannelManager();
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$provider = $manager->getDefaultProvider();
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if (!$provider) {
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return ['success' => false, 'msg' => 'AI 功能暂不可用，请检查后台 AI 设置'];
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}
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$systemPrompt = "你是一位专业的手机图文排版设计师。根据文章内容，推荐最适合的排版配置。"
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. "你必须返回JSON格式：{\"template\":\"minimal|magazine|mixed\",\"font\":\"source-han-sans|alibaba-puhuiti|lxgw-wenkai\","
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. "\"font_size\":14,\"reason\":\"推荐理由\"}"
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. "模板特点：minimal=白底黑字留白多适合长文，magazine=装饰线首字下沉适合正式文章，mixed=图文穿插适合图片多的文章。"
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. "字体特点：source-han-sans=思源黑体通用，alibaba-puhuiti=阿里巴巴普惠体现代感，lxgw-wenkai=霞鹜文楷文艺感。";
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$contentPreview = mb_substr(strip_tags($post->content_html ?? ''), 0, 500);
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$imageCount = substr_count($post->content_html ?? '', '<img');
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$userPrompt = "文章标题：{$post->title}\n"
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. '摘要：' . ($post->desc ?? '无') . "\n"
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. "正文前500字：{$contentPreview}\n"
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. "图片数量：{$imageCount}\n"
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. '分类：' . ($post->category_name ?? '未分类');
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$result = $provider->chatJson($systemPrompt, $userPrompt);
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return ['success' => true, 'data' => $result];
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} catch (\Exception $e) {
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return ['success' => false, 'msg' => 'AI 分析失败: ' . $e->getMessage()];
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}
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}
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/**
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* 优化内容以适配手机图片排版.
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*
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* @param Post $post 文章模型
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*
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* @return array ['success'=>bool, 'data'=>..., 'msg'=>...]
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*/
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public function optimizeContent(Post $post): array
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{
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try {
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$manager = new AiChannelManager();
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$provider = $manager->getDefaultProvider();
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if (!$provider) {
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return ['success' => false, 'msg' => 'AI 功能暂不可用，请检查后台 AI 设置'];
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}
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$systemPrompt = "你是一位专业的内容编辑。优化以下文章内容，使其更适合在手机图片上展示。"
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. "要求：1.标题更简短有力 2.段落精简(每段不超过100字) 3.提炼3-5个要点"
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. "返回JSON：{\"optimized_title\":\"标题\",\"optimized_paragraphs\":[\"段落1\",\"段落2\"],\"summary_points\":[\"要点1\",\"要点2\"]}";
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$content = mb_substr(strip_tags($post->content_html ?? ''), 0, 1000);
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$userPrompt = "文章标题：{$post->title}\n原文内容：{$content}";
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$result = $provider->chatJson($systemPrompt, $userPrompt);
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return ['success' => true, 'data' => $result];
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} catch (\Exception $e) {
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return ['success' => false, 'msg' => 'AI 内容优化失败: ' . $e->getMessage()];
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}
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}
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}
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