feat: 微信公众号（tgchanel）全文 (#2208)

* enhance: 微信公众号（tgchanel）全文

fix 2 typos

* enhance: 添加作者并兼容多个公众号情况

docs/social-media.md

@@ -640,7 +640,7 @@ pageClass: routes
 
 <Route author="HenryQW" example="/wechat/csm/huxiu_com" path="/wechat/csm/:id" :paramsDesc="['公众号 id, 打开公众号页, 在 URL 中找到 id']"/>
 
-### 公众号（Telegrame 频道来源）
+### 公众号（Telegram 频道来源）
 
 <Route author="LogicJake" example="/wechat/tgchannel/lifeweek" path="/wechat/tgchannel/:id" :paramsDesc="['公众号绑定频道 id']">
 

lib/routes/tencent/wechat/tgchannel.js

@@ -6,25 +6,52 @@ module.exports = async (ctx) => {
 
     const { data } = await axios.get(`https://t.me/s/${id}`);
     const $ = cheerio.load(data);
-    const list = $('.tgme_widget_message_wrap');
+    const list = $('.tgme_widget_message_wrap').slice(-10);
 
     const out = await Promise.all(
         list
-            .map((index, item) => {
+            .map(async (index, item) => {
                 item = $(item);
-                const title = item.find('.tgme_widget_message_text > a:nth-child(2)').text();
+
-                const link = item.find('.tgme_widget_message_text > a:nth-child(2)').attr('href');
+                let author;
+                let title = item.find('.tgme_widget_message_text > a:nth-child(5)').text() || item.find('.tgme_widget_message_text > a:nth-child(2)').text();
+
+                const all_text = item.find('.tgme_widget_message_text').text();
+                if (all_text.indexOf(':') !== -1) {
+                    author = all_text.split(':')[0].split(' ')[1];
+                    title = author + ': ' + title;
+                }
+
+                const link = item.find('.tgme_widget_message_text > a:nth-child(5)').attr('href') || item.find('.tgme_widget_message_text > a:nth-child(2)').attr('href');
                 const pubDate = new Date(item.find('.tgme_widget_message_date time').attr('datetime')).toUTCString();
-                const description = item.find('.tgme_widget_message_text').html();
 
                 const single = {
                     title,
                     pubDate,
                     link,
-                    description,
+                    author,
                 };
 
-                return single;
+                if (link !== undefined) {
+                    const value = await ctx.cache.get(link);
+                    if (value) {
+                        single.description = value;
+                    } else {
+                        try {
+                            const reponse = await axios.get(link);
+                            const $ = cheerio.load(reponse.data);
+
+                            single.description = $('.rich_media_content')
+                                .html()
+                                .replace(/data-src/g, 'src');
+                            ctx.cache.set(link, single.description, 12 * 60 * 60);
+                        } catch (err) {
+                            single.description = item.find('.tgme_widget_message_text').html();
+                        }
+                    }
+                }
+
+                return Promise.resolve(single);
             })
             .get()
     );