feat(route/zhipuai): add research route

lib/routes/zhipuai/namespace.ts

@@ -0,0 +1,6 @@
+import type { Namespace } from '@/types';
+
+export const namespace: Namespace = {
+    name: 'Zhipu AI',
+    url: 'zhipuai.cn',
+};

lib/routes/zhipuai/research.ts

@@ -0,0 +1,139 @@
+import { load } from 'cheerio';
+
+import type { Route } from '@/types';
+import ofetch from '@/utils/ofetch';
+import { parseDate } from '@/utils/parse-date';
+
+const tagMap: Record<string, string> = {
+    basemodel: '基座模型',
+    multimodal: '多模态',
+    reasoning: '推理模型',
+    agent: 'Agent',
+    codemodel: '代码模型',
+};
+
+export const route: Route = {
+    path: '/research/:language?/:tag?',
+    categories: ['programming'],
+    example: '/zhipuai/research',
+    parameters: {
+        language: {
+            description: 'Language',
+            options: [
+                { value: 'zh', label: '中文' },
+                { value: 'en', label: 'English' },
+            ],
+            default: 'zh',
+        },
+        tag: {
+            description: 'Filter by tag',
+            options: [
+                { value: 'basemodel', label: '基座模型' },
+                { value: 'multimodal', label: '多模态' },
+                { value: 'reasoning', label: '推理模型' },
+                { value: 'agent', label: 'Agent' },
+                { value: 'codemodel', label: '代码模型' },
+            ],
+        },
+    },
+    features: {
+        requireConfig: false,
+        requirePuppeteer: false,
+        antiCrawler: false,
+        supportBT: false,
+        supportPodcast: false,
+        supportScihub: false,
+    },
+    radar: [
+        {
+            source: ['zhipuai.cn/zh/research', 'zhipuai.cn/en/research'],
+            target: '/zhipuai/research',
+        },
+    ],
+    name: 'Research',
+    maintainers: ['27Aaron'],
+    url: 'zhipuai.cn/zh/research',
+    handler: async (ctx) => {
+        const language = ctx.req.param('language') ?? 'zh';
+        const validLanguages = ['zh', 'en'];
+        const lang = validLanguages.includes(language) ? language : 'zh';
+        const locale = lang === 'zh' ? 'zh' : 'en';
+
+        const tag = ctx.req.param('tag');
+        const filterTag = tag && tag in tagMap ? tagMap[tag] : undefined;
+
+        // Fetch SSR page - article data is embedded in Next.js RSC payload
+        const html = await ofetch(`https://www.zhipuai.cn/${locale}/research`, { responseType: 'text' });
+
+        // Extract blogsItems from RSC payload using bracket counting
+        const extractArticles = (html: string): Array<Record<string, unknown>> => {
+            let startIdx = html.indexOf(String.raw`blogsItems\":[`);
+            let offset = String.raw`blogsItems\":`.length;
+            if (startIdx === -1) {
+                startIdx = html.indexOf('blogsItems":[');
+                offset = 'blogsItems":'.length;
+            }
+            if (startIdx === -1) {
+                throw new Error('blogsItems not found in page');
+            }
+
+            const arrStart = startIdx + offset;
+            let depth = 0;
+            let arrEnd = arrStart;
+            for (let i = arrStart; i < html.length; i++) {
+                const c = html[i];
+                if (c === '[') {
+                    depth++;
+                } else if (c === ']') {
+                    depth--;
+                    if (depth === 0) {
+                        arrEnd = i + 1;
+                        break;
+                    }
+                }
+            }
+
+            const raw = html
+                .slice(arrStart, arrEnd)
+                .replaceAll(String.raw`\"`, '"')
+                .replaceAll(String.raw`\n`, '\n')
+                .replaceAll(String.raw`\\`, '\\');
+            return JSON.parse(raw);
+        };
+
+        const items = extractArticles(html);
+
+        const filtered = filterTag ? items.filter((item) => (item.tag_zh as string[])?.includes(filterTag)) : items;
+
+        const titleKey = lang === 'zh' ? 'title_zh' : 'title_en';
+        const resumeKey = lang === 'zh' ? 'resume_zh' : 'resume_en';
+        const thumbnailKey = lang === 'zh' ? 'thumbnail_zh' : 'thumbnail_en';
+        const tagKey = lang === 'zh' ? 'tag_zh' : 'tag_en';
+
+        const result = filtered.map((item) => {
+            const thumbnail = item[thumbnailKey] as string | undefined;
+            const resume = item[resumeKey] as string | undefined;
+            const coverHtml = thumbnail ? `<img src="${thumbnail}">` : '';
+            const $ = load(`<div>${coverHtml}<p>${resume ?? ''}</p></div>`);
+            $('div').find('script').remove();
+
+            return {
+                title: item[titleKey] as string,
+                link: `https://www.zhipuai.cn/${locale}/research/${item.id}`,
+                pubDate: parseDate(item.createAt as string),
+                author: '智谱AI',
+                category: item[tagKey] as string[],
+                description: $('div').html() ?? '',
+            };
+        });
+
+        const titlePrefix = lang === 'zh' ? '智谱AI 研究' : 'Zhipu AI Research';
+        const titleSuffix = filterTag ? ` - ${filterTag}` : '';
+
+        return {
+            title: `${titlePrefix}${titleSuffix}`,
+            link: `https://www.zhipuai.cn/${locale}/research`,
+            item: result,
+        };
+    },
+};