feat(route): add mixcloud (#11672)

* feat(route): add mixcloud

* docs

* feat(route): add mixcloud

* convert linebreaks to <br>

* docs: add supportPodcast

* codestyle: use template literals

* refactor: split graph ql queries

docs/en/multimedia.md

@@ -387,6 +387,18 @@ See [Directory](https://www.javlibrary.com/en/star_list.php) to view all stars.
 
 </RouteEn>
 
+## Mixcloud
+
+### User
+
+<RouteEn author="Misaka13514" example="/mixcloud/dholbach/uploads" path="/mixcloud/:username/:type?" :paramsDesc="['Username, can be found in URL', 'Type, see below, uploads by default']" radar="1" rssbud="1" supportPodcast="1">
+
+| Shows   | Favorites | History | Stream |
+| ------- | --------- | ------- | ------ |
+| uploads | favorites | listens | stream |
+
+</RouteEn>
+
 ## Nyaa
 
 ### Search Result

docs/multimedia.md

@@ -880,6 +880,18 @@ JavDB 有多个备用域名，本路由默认使用永久域名 <https://javdb.c
 
 </Route>
 
+## Mixcloud
+
+### 用户
+
+<Route author="Misaka13514" example="/mixcloud/dholbach/uploads" path="/mixcloud/:username/:type?" :paramsDesc="['用户名，可在对应用户页 URL 中找到', '分类，见下表，默认为 uploads']" radar="1" rssbud="1" supportPodcast="1">
+
+| Shows   | Favorites | History | Stream |
+| ------- | --------- | ------- | ------ |
+| uploads | favorites | listens | stream |
+
+</Route>
+
 ## Mp4Ba
 
 ### 影视分类

lib/v2/mixcloud/index.js

@@ -0,0 +1,130 @@
+const got = require('@/utils/got');
+const CryptoJS = require('crypto-js');
+const { parseDate } = require('@/utils/parse-date');
+const { queries } = require('./queries');
+
+module.exports = async (ctx) => {
+    const host = 'https://www.mixcloud.com';
+    const imageBaseURL = 'https://thumbnailer.mixcloud.com/unsafe/480x480/';
+    const headers = {
+        Referer: host,
+        'Content-Type': 'application/json',
+        'X-Requested-With': 'XMLHttpRequest',
+    };
+
+    const type = ctx.params.type ?? 'uploads';
+    if (!['stream', 'uploads', 'favorites', 'listens'].includes(type)) {
+        throw Error(`Invalid type: ${type}`);
+    }
+    const username = ctx.params.username;
+
+    const config = {
+        stream: { name: 'Stream', node: 'stream' },
+        uploads: { name: 'Shows', node: 'uploads' },
+        favorites: { name: 'Favorites', node: 'favorites' },
+        listens: { name: 'History', node: 'listeningHistory' },
+    };
+    const payloads = {
+        stream: {
+            query: queries.stream.query,
+            variables: {
+                lookup: {
+                    username: ctx.params.username,
+                },
+            },
+        },
+        uploads: {
+            query: queries.uploads.query,
+            variables: {
+                lookup: {
+                    username: ctx.params.username,
+                },
+                orderBy: 'LATEST',
+                audioTypes: ['SHOW'],
+            },
+        },
+        favorites: {
+            query: queries.favorites.query,
+            variables: {
+                lookup: {
+                    username: ctx.params.username,
+                },
+            },
+        },
+        listens: {
+            query: queries.listens.query,
+            variables: {
+                lookup: {
+                    username: ctx.params.username,
+                },
+            },
+        },
+        profile: {
+            query: queries.profile.query,
+            variables: {
+                lookup: {
+                    username: ctx.params.username,
+                },
+            },
+        },
+    };
+
+    const profile = (
+        await got({
+            method: 'post',
+            url: `${host}/graphql`,
+            json: payloads.profile,
+            headers,
+        })
+    ).data.data;
+
+    const biog = profile.user.biog;
+    const image = `${imageBaseURL}${profile.user.picture.urlRoot}`;
+
+    const data = (
+        await got({
+            method: 'post',
+            url: `${host}/graphql`,
+            json: payloads[type],
+            headers,
+        })
+    ).data.data;
+
+    // https://github.com/ytdl-org/youtube-dl/blob/f1487d4fca40fd37d735753e24a7bae53a1b1513/youtube_dl/extractor/mixcloud.py#L72-L79
+    const decryptionKey = 'IFYOUWANTTHEARTISTSTOGETPAIDDONOTDOWNLOADFROMMIXCLOUD';
+    const decryptXorCipher = (key, cipherText) => {
+        const cipher = CryptoJS.enc.Base64.parse(cipherText);
+        const decrypted = cipher.toString(CryptoJS.enc.Utf8);
+        let result = '';
+        for (let i = 0; i < decrypted.length; i++) {
+            result += String.fromCharCode(decrypted.charCodeAt(i) ^ key.charCodeAt(i % key.length));
+        }
+        return result;
+    };
+
+    const items = data.user[config[type].node].edges.map((edge) => {
+        const item = type === 'listens' ? edge.node.cloudcast : edge.node;
+        return {
+            title: item.name,
+            author: item.owner.displayName,
+            description: item.description.replace(/\n/g, '<br>'),
+            pubDate: parseDate(item.publishDate),
+            guid: Buffer.from(item.id, 'base64').toString('utf8'),
+            link: `${host}/${username}/${item.slug}`,
+            itunes_item_image: `${imageBaseURL}${item.picture.urlRoot}`,
+            itunes_duration: item.audioLength,
+            enclosure_url: decryptXorCipher(decryptionKey, item.streamInfo.url),
+            enclosure_type: 'audio/x-m4a',
+            upvotes: item.favorites.totalCount,
+        };
+    });
+
+    ctx.state.data = {
+        title: `Mixcloud - ${data.user.displayName}'s ${config[type].name}`,
+        description: biog.replace(/\n/g, '<br>'),
+        itunes_author: data.user.displayName,
+        image,
+        link: `${host}/${username}/${type}/`,
+        item: items,
+    };
+};

lib/v2/mixcloud/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/:username/:type?': ['Misaka13514'],
+};

lib/v2/mixcloud/radar.js

@@ -0,0 +1,37 @@
+module.exports = {
+    'mixcloud.com': {
+        _name: 'Mixcloud',
+        www: [
+            {
+                title: 'User',
+                docs: 'https://docs.rsshub.app/multimedia.html#mixcloud',
+                source: ['/:username/:type?'],
+                target: (params) => {
+                    if (params.username !== undefined) {
+                        if (['stream', 'uploads', 'favorites', 'listens'].includes(params.type)) {
+                            return `/mixcloud/${params.username}/${params.type}`;
+                        } else if (params.type === undefined) {
+                            return `/mixcloud/${params.username}/uploads`;
+                        }
+                    }
+                },
+            },
+        ],
+        '.': [
+            {
+                title: 'User',
+                docs: 'https://docs.rsshub.app/multimedia.html#mixcloud',
+                source: ['/:username/:type?'],
+                target: (params) => {
+                    if (params.username !== undefined) {
+                        if (['stream', 'uploads', 'favorites', 'listens'].includes(params.type)) {
+                            return `/mixcloud/${params.username}/${params.type}`;
+                        } else if (params.type === undefined) {
+                            return `/mixcloud/${params.username}/uploads`;
+                        }
+                    }
+                },
+            },
+        ],
+    },
+};

lib/v2/mixcloud/router.js

@@ -0,0 +1,3 @@
+module.exports = function (router) {
+    router.get('/:username/:type?', require('./index'));
+};