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2026-06-11 12:15:29 +08:00
parent 10ebe39c30
commit 96efa1d905
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+<?php
+// +----------------------------------------------------------------------
+// | likeadmin快速开发前后端分离管理后台（PHP版）
+// +----------------------------------------------------------------------
+// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
+// | 开源版本可自由商用，可去除界面版权logo
+// | gitee下载：https://gitee.com/likeshop_gitee/likeadmin
+// | github下载：https://github.com/likeshop-github/likeadmin
+// | 访问官网：https://www.likeadmin.cn
+// | likeadmin团队 版权所有 拥有最终解释权
+// +----------------------------------------------------------------------
+// | author: likeadminTeam
+// +----------------------------------------------------------------------
+
+namespace app\api\logic;
+
+use app\common\enum\user\AccountLogEnum;
+use app\common\enum\YesNoEnum;
+use app\common\logic\AccountLogLogic;
+use app\common\logic\BaseLogic;
+use app\common\model\article\Article;
+use app\common\model\article\ArticleCate;
+use app\common\model\article\ArticleCollect;
+use app\api\logic\ArticleInteractLogic;
+use app\common\service\article\ArticleImageProxyService;
+use app\common\service\ai\AiService;
+use app\common\service\ai\KbSyncService;
+use app\common\model\user\User;
+use think\facade\Db;
+
+/**
+ * 文章逻辑
+ * Class ArticleLogic
+ * @package app\api\logic
+ */
+class ArticleLogic extends BaseLogic
+{
+
+    /**
+     * @notes 文章详情
+     * @param $articleId
+     * @param $userId
+     * @return array
+     * @author 段誉
+     * @date 2022/9/20 17:09
+     */
+    public static function detail($articleId, $userId)
+    {
+        $article = Article::getArticleDetailArr($articleId);
+        if (empty($article)) {
+            return [];
+        }
+
+        $ext = self::decodeExt($article['ext'] ?? []);
+        $translatedContent = self::getTranslatedContentForUser($articleId, $userId, $ext);
+        if ($translatedContent === '' && (int) ($article['cid'] ?? 0) === 22) {
+            $translatedContent = self::autoTranslateArticle($article);
+        }
+        if ($translatedContent !== '') {
+            $article['translated_content'] = $translatedContent;
+        } elseif (!empty($ext['translated_content'])) {
+            $article['translated_content'] = (string) $ext['translated_content'];
+        }
+        $article['collect'] = ArticleCollect::isCollectArticle($userId, $articleId);
+        $article['vote_status'] = ArticleInteractLogic::getVoteStatus($userId, $articleId);
+        $article = ArticleImageProxyService::rewriteArticlePayload($article);
+
+        return $article;
+    }
+
+    /**
+     * @notes 加入收藏
+     * @param $userId
+     * @param $articleId
+     * @author 段誉
+     * @date 2022/9/20 16:52
+     */
+    public static function addCollect($articleId, $userId)
+    {
+        $where = ['user_id' => $userId, 'article_id' => $articleId];
+        $collect = ArticleCollect::where($where)->findOrEmpty();
+        if ($collect->isEmpty()) {
+            ArticleCollect::create([
+                'user_id' => $userId,
+                'article_id' => $articleId,
+                'status' => YesNoEnum::YES
+            ]);
+        } else {
+            ArticleCollect::update([
+                'id' => $collect['id'],
+                'status' => YesNoEnum::YES
+            ]);
+        }
+    }
+
+    /**
+     * @notes 取消收藏
+     * @param $articleId
+     * @param $userId
+     * @author 段誉
+     * @date 2022/9/20 16:59
+     */
+    public static function cancelCollect($articleId, $userId)
+    {
+        ArticleCollect::update(['status' => YesNoEnum::NO], [
+            'user_id' => $userId,
+            'article_id' => $articleId,
+            'status' => YesNoEnum::YES
+        ]);
+    }
+
+    /**
+     * @notes 文章分类
+     * @return array
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @author 段誉
+     * @date 2022/9/23 14:11
+     */
+    public static function cate()
+    {
+        return ArticleCate::field('id,name')
+            ->where('is_show', '=', 1)
+            ->order(['sort' => 'desc', 'id' => 'desc'])
+            ->select()->toArray();
+    }
+
+    /**
+     * @notes 文章翻译
+     * @param int $articleId
+     * @return array
+     */
+    public static function translate(int $articleId, int $userId = 0, int $confirm = 0): array
+    {
+        $article = Article::where(['id' => $articleId, 'is_show' => YesNoEnum::YES])->findOrEmpty();
+        if ($article->isEmpty()) {
+            return ['success' => false, 'error' => '文章不存在'];
+        }
+
+        $articleData = $article->toArray();
+        $ext = self::decodeExt($articleData['ext'] ?? []);
+        $translatedContent = self::getTranslatedContentForUser($articleId, $userId, $ext);
+        $translatePoints = 5;
+        $remark = 'AI翻译资讯#' . $articleId;
+
+        $hasPaid = false;
+        if ($userId) {
+            $hasPaid = Db::name('user_account_log')
+                ->where('user_id', $userId)
+                ->where('change_type', AccountLogEnum::UP_DEC_TRANSLATE_POST)
+                ->where('remark', $remark)
+                ->count() > 0;
+        }
+
+        if ($hasPaid && $translatedContent !== '') {
+            return [
+                'success' => true,
+                'data' => [
+                    'translated_content' => $translatedContent,
+                    'from_cache' => true,
+                ],
+            ];
+        }
+
+        if ($hasPaid) {
+            $confirm = 1;
+        }
+
+        if (!$confirm) {
+            return [
+                'success' => true,
+                'data' => [
+                    'needs_payment' => true,
+                    'cost' => $translatePoints,
+                ],
+            ];
+        }
+
+        if (!$userId) {
+            return ['success' => false, 'error' => '请先登录'];
+        }
+
+        if (!$hasPaid) {
+            $user = User::findOrEmpty($userId);
+            if ($user->isEmpty()) {
+                return ['success' => false, 'error' => '用户不存在'];
+            }
+            if (($user->user_points ?? 0) < $translatePoints) {
+                return ['success' => false, 'error' => '积分不足，当前积分' . ($user->user_points ?? 0) . '，翻译需要' . $translatePoints . '积分'];
+            }
+        }
+
+        if ($translatedContent !== '') {
+            if (!$hasPaid) {
+                User::where('id', $userId)->dec('user_points', $translatePoints)->update();
+                AccountLogLogic::add(
+                    $userId,
+                    AccountLogEnum::UP_DEC_TRANSLATE_POST,
+                    AccountLogEnum::DEC,
+                    $translatePoints,
+                    '',
+                    $remark
+                );
+            }
+
+            return [
+                'success' => true,
+                'data' => [
+                    'translated_content' => $translatedContent,
+                    'from_cache' => false,
+                ],
+            ];
+        }
+
+        $title = trim((string) ($articleData['title'] ?? ''));
+        $abstract = trim((string) ($articleData['abstract'] ?? $articleData['desc'] ?? ''));
+        $content = self::normalizeContent((string) ($articleData['content'] ?? ''));
+
+        $result = AiService::translateArticle($title, $abstract, $content);
+        if (!$result['success']) {
+            return ['success' => false, 'error' => $result['error'] ?? '翻译失败'];
+        }
+
+        $translatedContent = trim((string) ($result['content'] ?? ''));
+        if ($translatedContent === '') {
+            return ['success' => false, 'error' => '翻译结果为空'];
+        }
+
+        $ext['translated_content'] = $translatedContent;
+        Article::where('id', $articleId)->update([
+            'ext' => json_encode($ext, JSON_UNESCAPED_UNICODE),
+            'update_time' => time(),
+        ]);
+        KbSyncService::enqueue('article', 'article', $articleId, 'upsert', 45);
+
+        if (!$hasPaid) {
+            User::where('id', $userId)->dec('user_points', $translatePoints)->update();
+            AccountLogLogic::add(
+                $userId,
+                AccountLogEnum::UP_DEC_TRANSLATE_POST,
+                AccountLogEnum::DEC,
+                $translatePoints,
+                '',
+                $remark
+            );
+        }
+
+        return [
+            'success' => true,
+            'data' => [
+                'translated_content' => $translatedContent,
+                'from_cache' => false,
+            ],
+        ];
+    }
+
+    /**
+     * @notes 自动翻译并落库文章译文缓存
+     * @param array $articleData
+     * @return string
+     */
+    public static function autoTranslateArticle(array $articleData): string
+    {
+        $articleId = (int) ($articleData['id'] ?? 0);
+        if ($articleId <= 0) {
+            return '';
+        }
+
+        $ext = self::decodeExt($articleData['ext'] ?? []);
+        if (!empty($ext['translated_content'])) {
+            return (string) $ext['translated_content'];
+        }
+
+        $title = trim((string) ($articleData['title'] ?? ''));
+        $abstract = trim((string) ($articleData['abstract'] ?? $articleData['desc'] ?? ''));
+        $content = self::normalizeContent((string) ($articleData['content'] ?? ''));
+        if ($title === '' && $abstract === '' && $content === '') {
+            return '';
+        }
+
+        $result = AiService::translateArticle($title, $abstract, $content);
+        if (empty($result['success'])) {
+            return '';
+        }
+
+        $translatedContent = trim((string) ($result['content'] ?? ''));
+        if ($translatedContent === '') {
+            return '';
+        }
+
+        $ext['translated_content'] = $translatedContent;
+        Article::where('id', $articleId)->update([
+            'ext' => json_encode($ext, JSON_UNESCAPED_UNICODE),
+            'update_time' => time(),
+        ]);
+        KbSyncService::enqueue('article', 'article', $articleId, 'upsert', 45);
+
+        return $translatedContent;
+    }
+
+    /**
+     * @notes 仅读取已缓存的文章翻译内容
+     * @param array $articleData
+     * @return string
+     */
+    public static function getCachedTranslatedContent(array $articleData): string
+    {
+        $ext = self::decodeExt($articleData['ext'] ?? []);
+        return !empty($ext['translated_content']) ? (string) $ext['translated_content'] : '';
+    }
+
+    protected static function getTranslatedContentForUser(int $articleId, int $userId, array $ext): string
+    {
+        if (empty($ext['translated_content']) || !$userId) {
+            return '';
+        }
+
+        $hasPaid = Db::name('user_account_log')
+            ->where('user_id', $userId)
+            ->where('change_type', AccountLogEnum::UP_DEC_TRANSLATE_POST)
+            ->where('remark', 'AI翻译资讯#' . $articleId)
+            ->count() > 0;
+
+        return $hasPaid ? (string) $ext['translated_content'] : '';
+    }
+
+    protected static function decodeExt($ext): array
+    {
+        if (is_array($ext)) {
+            return $ext;
+        }
+        if (is_string($ext) && $ext !== '') {
+            $data = json_decode($ext, true);
+            return is_array($data) ? $data : [];
+        }
+        return [];
+    }
+
+    protected static function normalizeContent(string $content): string
+    {
+        if ($content === '') {
+            return '';
+        }
+
+        $content = str_ireplace(['<br>', '<br/>', '<br />'], "\n", $content);
+        $content = str_ireplace(['</p>', '</div>', '</li>', '</h1>', '</h2>', '</h3>'], "\n", $content);
+        $content = strip_tags($content);
+        $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5, 'UTF-8');
+        $content = preg_replace('/\r\n|\r/u', "\n", $content);
+        $content = preg_replace('/\n{3,}/u', "\n\n", $content);
+
+        return trim($content);
+    }
+}