From 02f8872d5a8b7918f2d4fc4ab5894a429a365b80 Mon Sep 17 00:00:00 2001
From: Ethan Shen <nczitzk@gmail.com>
Date: Sun, 23 Jan 2022 00:09:54 +0800
Subject: [PATCH] feat(route): add Kemono (#8640)

---
 docs/anime.md               | 20 ++++++++
 docs/en/anime.md            | 20 ++++++++
 lib/v2/kemono/index.js      | 99 +++++++++++++++++++++++++++++++++++++
 lib/v2/kemono/maintainer.js |  4 ++
 lib/v2/kemono/radar.js      | 13 +++++
 lib/v2/kemono/router.js     |  3 ++
 6 files changed, 159 insertions(+)
 create mode 100644 lib/v2/kemono/index.js
 create mode 100644 lib/v2/kemono/maintainer.js
 create mode 100644 lib/v2/kemono/radar.js
 create mode 100644 lib/v2/kemono/router.js

diff --git a/docs/anime.md b/docs/anime.md
index 3a89b5030c..c16af579c0 100644
--- a/docs/anime.md
+++ b/docs/anime.md
@@ -253,6 +253,26 @@ pageClass: routes
 
 </Route>
 
+## Kemono
+
+### Posts
+
+<Route author="nczitzk" example="/kemono" path="/kemono/:source?/:id?" :paramsDesc="['来源，见下表，默认为 Posts', '用户 Id，可在对应页 URL 中找到']">
+
+Sources
+
+| Posts | Patreon | Pixiv Fanbox | Gumroad | SubscribeStar | DLsite | Discord | Fantia |
+| ----- | ------- | ------------ | ------- | ------------- | ------ | ------- | ------ |
+| posts | patreon | fanbox       | gumroad | subscribestar | dlsite | discord | fantia |
+
+::: tip 提示
+
+当选择 `posts` 作为参数 **source** 的值时，参数 **id** 不生效。
+
+:::
+
+</Route>
+
 ## Mox.moe
 
 ### 首頁
diff --git a/docs/en/anime.md b/docs/en/anime.md
index de298e77c6..18ae2c4198 100644
--- a/docs/en/anime.md
+++ b/docs/en/anime.md
@@ -10,6 +10,26 @@ pageClass: routes
 
 <RouteEn author="EsuRt" example="/hanime/video" path="/hanime/video"/>
 
+## Kemono
+
+### Posts
+
+<RouteEn author="nczitzk" example="/kemono" path="/kemono/:source?/:id?" :paramsDesc="['Source, see below, Posts by default', 'User id, can be found in URL']">
+
+Sources
+
+| Posts | Patreon | Pixiv Fanbox | Gumroad | SubscribeStar | DLsite | Discord | Fantia |
+| ----- | ------- | ------------ | ------- | ------------- | ------ | ------- | ------ |
+| posts | patreon | fanbox       | gumroad | subscribestar | dlsite | discord | fantia |
+
+::: tip Tip
+
+When `posts` is selected as the value of the parameter **source**, the parameter **id** does not take effect.
+
+:::
+
+</RouteEn>
+
 ## Touhougarakuta
 
 ### Articles
diff --git a/lib/v2/kemono/index.js b/lib/v2/kemono/index.js
new file mode 100644
index 0000000000..6650c221f8
--- /dev/null
+++ b/lib/v2/kemono/index.js
@@ -0,0 +1,99 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    const source = ctx.params.source ?? '';
+    const id = ctx.params.id;
+
+    const rootUrl = 'https://kemono.party';
+    const apiUrl = `${rootUrl}/api/discord/channels/lookup?q=${id}`;
+    const currentUrl = `${rootUrl}/${source ? `${source}/${source === 'discord' ? `server/${id}` : `user/${id}`}` : 'posts'}`;
+
+    const headers = {
+        cookie: '__ddg2=sBQ4uaaGecmfEUk7',
+    };
+
+    const response = await got({
+        method: 'get',
+        url: source === 'discord' ? apiUrl : currentUrl,
+        headers,
+    });
+
+    let items = [],
+        title = '';
+
+    if (source === 'discord') {
+        title = `Posts of ${id} from Discord | Kemono`;
+
+        await Promise.all(
+            response.data.map(async (channel) => {
+                await ctx.cache.tryGet(channel.id, async () => {
+                    const channelResponse = await got({
+                        method: 'get',
+                        url: `${rootUrl}/api/discord/channel/${channel.id}?skip=0`,
+                        headers,
+                    });
+
+                    items.push(
+                        ...channelResponse.data
+                            .filter((i) => i.content || i.attachments)
+                            .map((i) => ({
+                                title: i.content,
+                                description: (i.content ? `<p>${i.content}</p>` : '') + (i.attachments ? i.attachments.map((a) => `<img src="${rootUrl}${a.path}">`).join('') : ''),
+                                author: i.author.username,
+                                pubDate: parseDate(i.published),
+                                category: channel.name,
+                            }))
+                    );
+                });
+            })
+        );
+    } else {
+        const $ = cheerio.load(response.data);
+
+        title = $('title').text();
+
+        items = await Promise.all(
+            $('.post-card')
+                .find('.fancy-link')
+                .slice(0, ctx.query.limit ? parseInt(ctx.query.limit) : 25)
+                .toArray()
+                .map((item) => {
+                    item = $(item);
+
+                    return {
+                        link: `${rootUrl}${item.attr('href')}`,
+                    };
+                })
+                .map((item) =>
+                    ctx.cache.tryGet(item.link, async () => {
+                        const detailResponse = await got({
+                            method: 'get',
+                            url: item.link,
+                            headers,
+                        });
+
+                        const content = cheerio.load(detailResponse.data);
+
+                        content('.post__thumbnail').each(function () {
+                            content(this).html(`<img src="${rootUrl}${content(this).find('.fileThumb').attr('href')}">`);
+                        });
+
+                        item.description = content('.post__body').html();
+                        item.author = content('.post__user-name').text();
+                        item.title = content('.post__title span').first().text();
+                        item.pubDate = parseDate(content('.timestamp').attr('datetime'));
+
+                        return item;
+                    })
+                )
+        );
+    }
+
+    ctx.state.data = {
+        title,
+        link: currentUrl,
+        item: items,
+    };
+};
diff --git a/lib/v2/kemono/maintainer.js b/lib/v2/kemono/maintainer.js
new file mode 100644
index 0000000000..9f495da076
--- /dev/null
+++ b/lib/v2/kemono/maintainer.js
@@ -0,0 +1,4 @@
+module.exports = {
+    '/:source?/:id?': ['nczitzk'],
+    '/posts': ['nczitzk'],
+};
diff --git a/lib/v2/kemono/radar.js b/lib/v2/kemono/radar.js
new file mode 100644
index 0000000000..f603d66e51
--- /dev/null
+++ b/lib/v2/kemono/radar.js
@@ -0,0 +1,13 @@
+module.exports = {
+    'kemono.party': {
+        _name: 'Kemono',
+        '.': [
+            {
+                title: 'Posts',
+                docs: 'https://docs.rsshub.app/anime.html#kemono-posts',
+                source: ['/:source/user/:id', '/'],
+                target: '/kemono/:source?/:id?',
+            },
+        ],
+    },
+};
diff --git a/lib/v2/kemono/router.js b/lib/v2/kemono/router.js
new file mode 100644
index 0000000000..a9e750fd89
--- /dev/null
+++ b/lib/v2/kemono/router.js
@@ -0,0 +1,3 @@
+module.exports = function (router) {
+    router.get('/:source?/:id?', require('./index'));
+};