feat: 添加飞客茶馆信用卡模块 (#2598)

* add flyertea creditcard

* add flyertea creditcard

* add flyertea creditcard

* change package.json

docs/travel.md

@@ -57,6 +57,14 @@ IATA 国际航空运输协会机场代码, 参见[维基百科 国际航空运
 
 <Route author="howel52" example="/flyertea/preferential" path="/flyertea/preferential" />
 
+### 信用卡
+
+<Route author="nicolaszf" example="/flyertea/creditcard/zhongxin" path="/flyertea/creditcard/:bank" :paramsDesc="['信用卡板块各银行的拼音简称']">
+
+| 国内信用卡 | 浦发银行 | 招商银行  | 中信银行 | 交通银行 | 中国银行  | 工商银行  | 广发银行 | 农业银行 | 建设银行 | 汇丰银行 | 民生银行  | 兴业银行 | 花旗银行 | 无卡支付 | 投资理财 | 网站权益汇 | 境外信用卡    |
+| ---------- | -------- | --------- | -------- | -------- | --------- | --------- | -------- | -------- | -------- | -------- | --------- | -------- | -------- | -------- | -------- | ---------- | ------------- |
+| creditcard | pufa     | zhaoshang | zhongxin | jiaotong | zhonghang | gongshang | guangfa  | nongye   | jianshe  | huifeng  | mingsheng | xingye   | huaqi    | wuka     | 137      | 145        | intcreditcard |
+
 ## 国家地理
 
 ### 分类

lib/router.js

@@ -1443,6 +1443,7 @@ router.get('/aiyanxishe/:id/:sort?', require('./routes/aiyanxishe/home'));
 
 // 飞客茶馆优惠信息
 router.get('/flyertea/preferential', require('./routes/flyertea/preferential'));
+router.get('/flyertea/creditcard/:bank', require('./routes/flyertea/creditcard'));
 
 // 中国广播
 router.get('/radio/:channelname/:name', require('./routes/radio/radio'));

lib/routes/flyertea/creditcard.js

@@ -0,0 +1,85 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const util = require('./utils');
+const iconv = require('iconv-lite');
+
+const gbk2utf8 = (s) => iconv.decode(s, 'gbk');
+const host = 'https://www.flyertea.com';
+
+module.exports = async (ctx) => {
+    const bank = ctx.params.bank;
+    const target = `${host}/forum-${bank}-1.html`;
+    let bankname = '';
+
+    switch (bank) {
+        case 'creditcard':
+            bankname = '国内信用卡';
+            break;
+        case 'pufa':
+            bankname = '浦发银行';
+            break;
+        case 'zhaoshang':
+            bankname = '招商银行';
+            break;
+        case 'zhongxin':
+            bankname = '中信银行';
+            break;
+        case 'jiaotong':
+            bankname = '交通银行';
+            break;
+        case 'zhonghang':
+            bankname = '中国银行';
+            break;
+        case 'gongshang':
+            bankname = '工商银行';
+            break;
+        case 'guangfa':
+            bankname = '广发银行';
+            break;
+        case 'nongye':
+            bankname = '农业银行';
+            break;
+        case 'jianshe':
+            bankname = '建设银行';
+            break;
+        case 'huifeng':
+            bankname = '汇丰银行';
+            break;
+        case 'mingsheng':
+            bankname = '民生银行';
+            break;
+        case 'xingye':
+            bankname = '兴业银行';
+            break;
+        case 'huaqi':
+            bankname = '花旗银行';
+            break;
+        case 'wuka':
+            bankname = '无卡支付';
+            break;
+        case '137':
+            bankname = '投资理财';
+            break;
+        case '145':
+            bankname = '网站权益汇';
+            break;
+        case 'intcreditcard':
+            bankname = '境外信用卡';
+    }
+
+    const response = await got.get(target, {
+        responseType: 'buffer',
+    });
+
+    const $ = cheerio.load(gbk2utf8(response.data));
+    const list = $("[id*='normalthread']").get();
+
+    const result = await util.ProcessFeed(list, ctx.cache);
+
+    ctx.state.data = {
+        title: `飞客茶馆信用卡 - ${bankname}`,
+        link: 'https://www.flyertea.com/',
+        description: `飞客茶馆信用卡 - ${bankname}`,
+        item: result,
+    };
+};

lib/routes/flyertea/utils.js

@@ -0,0 +1,66 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const url = require('url');
+const iconv = require('iconv-lite');
+
+// 加载文章页
+async function load(link) {
+    const response = await got.get(link, {
+        responseType: 'buffer',
+    });
+    const gbk2utf8 = (s) => iconv.decode(s, 'gbk');
+    const $ = cheerio.load(gbk2utf8(response.data));
+
+    // 去除全文末尾多与内容
+    $('.lookMore').remove();
+    $('script').remove();
+
+    // 修改图片中的链接
+    $('ignore_js_op img').each(function() {
+        const new_src = $('ignore_js_op img').attr('file');
+        $(this).attr('src', new_src);
+    });
+
+    // 去除全文中图片的多余标签
+    const images = $('ignore_js_op img');
+    $('ignore_js_op').remove();
+    $("[class*='post_message']").append(images);
+
+    // 提取内容
+    const description = $("[class*='post_message']").html();
+
+    return { description };
+}
+
+const ProcessFeed = async (list, caches) => {
+    const host = 'https://www.flyertea.com';
+
+    return await Promise.all(
+        list.map(async (item) => {
+            const $ = cheerio.load(item);
+
+            const $label = $(".comiis_common a[data-track='版块页主题分类']");
+            const $title = $(".comiis_common a[data-track='版块页帖子']");
+            // 还原相对链接为绝对链接
+            const itemUrl = url.resolve(host, $title.attr('href'));
+
+            // 列表上提取到的信息
+            const single = {
+                title: $label.text() + '-' + $title.text(),
+                link: itemUrl,
+                guid: itemUrl,
+            };
+
+            // 使用tryGet方法从缓存获取内容。
+            // 当缓存中无法获取到链接内容的时候，则使用load方法加载文章内容。
+            const other = await caches.tryGet(itemUrl, async () => await load(itemUrl));
+
+            // 合并解析后的结果集作为该篇文章最终的输出结果
+            return Promise.resolve(Object.assign({}, single, other));
+        })
+    );
+};
+
+module.exports = {
+    ProcessFeed,
+};