poke/src/libpoketube/init/pages-video.js

const { fetcher, core, wiki, musicInfo, modules, version, initlog, init, } = require("../libpoketube-initsys.js");
const { IsJsonString, convert, getFirstLine, capitalizeFirstLetter, turntomins, getRandomInt, getRandomArbitrary} = require("../ptutils/libpt-coreutils.js");
const media_proxy = require("../libpoketube-video.js");
const atmos = require("../../../pokeatmosurls.json");


function linkify(text) {
    // regular expression to match URLs
    const urlRegex = /(https?:\/\/[^\s]+)/g;
  
    return text.replace(urlRegex, (url) => {
    // wrap the URL in an <a> tag with the URL as the href attribute
    return `<a href="/api/redirect?u=${btoa(url.replace(/twitter\.com/g, "nitter.net").replace(/reddit\.com/g, "teddit.net").replace("https://youtube.com", "").replace("https://youtu.be", ""))}" target="_blank">${url}</a>`;
   });
 }

const sha384 = modules.hash;
const fetch = modules.fetch;
const htmlToText = require("html-to-text");
const encoding = require("encoding");
const delim1 =
  '</div></div></div></div><div class="hwc"><div class="BNeawe tAd8D AP7Wnd"><div><div class="BNeawe tAd8D AP7Wnd">';
const delim2 =
  '</div></div></div></div></div><div><span class="hwc"><div class="BNeawe uEec3 AP7Wnd">';
const url = "https://www.google.com/search?q=";

async function lyricsFinder(e = "", d = "") {
  let i;
  try {
    i = await fetch(`${url}${encodeURIComponent(d + " " + e)}+lyrics`);
    i = await i.textConverted();
    [, i] = i.split(delim1);
    [i] = i.split(delim2);
  } catch (m) {
    try {
      i = await fetch(`${url}${encodeURIComponent(d + " " + e)}+song+lyrics`);
      i = await i.textConverted();
      [, i] = i.split(delim1);
      [i] = i.split(delim2);
    } catch (n) {
      try {
        i = await fetch(`${url}${encodeURIComponent(d + " " + e)}+song`);
        i = await i.textConverted();
        [, i] = i.split(delim1);
        [i] = i.split(delim2);
      } catch (o) {
        try {
          i = await fetch(`${url}${encodeURIComponent(d + " " + e)}`);
          i = await i.textConverted();
          [, i] = i.split(delim1);
          [i] = i.split(delim2);
        } catch (p) {
          i = "";
        }
      }
    }
  }
  const ret = i.split("\n");
  let final = "";
  for (let j = 0; j < ret.length; j += 1) {
    final = `${final}${htmlToText.fromString(ret[j])}\n`;
  }
  return String(encoding.convert(final)).trim();
}

function toObject(arr) {
  var rv = {};
  for (var i = 0; i < arr.length; ++i) if (arr[i] !== undefined) rv[i] = arr[i];
  return rv;
}

function lightOrDark(color) {
  // Variables for red, green, blue values
  var r, g, b, hsp;

  // Check the format of the color, HEX or RGB?
  if (color.match(/^rgb/)) {
    // If RGB --> store the red, green, blue values in separate variables
    color = color.match(
      /^rgba?\((\d+),\s*(\d+),\s*(\d+)(?:,\s*(\d+(?:\.\d+)?))?\)$/
    );

    r = color[1];
    g = color[2];
    b = color[3];
  } else {
    // If hex --> Convert it to RGB: http://gist.github.com/983661
    color = +("0x" + color.slice(1).replace(color.length < 5 && /./g, "$&$&"));

    r = color >> 16;
    g = (color >> 8) & 255;
    b = color & 255;
  }

  // HSP (Highly Sensitive Poo) equation from http://alienryderflex.com/hsp.html
  hsp = Math.sqrt(0.299 * (r * r) + 0.587 * (g * g) + 0.114 * (b * b));

  // Using the HSP value, determine whether the color is light or dark
  if (hsp > 127.5) {
    return "light";
  } else {
    return "dark";
  }
}

function IsInArray(array, id) {
  for (var i = 0; i < array.length; i++) {
    if (array[i].id === id) return true;
  }
  return false;
}

function getJson(str) {
  try {
    return JSON.parse(str);
  } catch {
    return false;
  }
}

const PATREON_REGEX = /https:\/\/www.patreon.com\/(?<name>[\w\d_-]+)/;

module.exports = function (app, config, renderTemplate) {
  app.get("/encryption", async function (req, res) {
    var v = req.query.v;

    const video = await modules.fetch(config.tubeApi + `video?v=${v}`);
    var fetching = await fetcher(v);

    const json = fetching.video.Player;
    const h = await video.text();
    const k = JSON.parse(modules.toJson(h));
    if (!v) res.redirect("/");
    try {
      if ("Formats" in fetching.video.Player) {
        //video
        const j = fetching.video.Player.Formats.Format,
          j_ = Array.isArray(j) ? j[j.length - 1] : j;
        let url;
        if (j_.URL != undefined) url = j_.URL;

        //checks if json exists
        if (json) {
          //checks if title exists in the json object

          if ("Title" in json) {
            // json response
            const re = {
              main: {
                video_id: sha384(json.id),
                channel: sha384(json.Channel.Name),
                title: sha384(json.Title),
                date: sha384(btoa(Date.now()).toString()),
              },
              video: {
                title: sha384(json.Title),
                url: sha384(url),
              },
            };

            res.json(re);
          }
        }
      }
    } catch {
      res.json("error in parsing");
    }
  });

  app.get("/watch", async (req, res) => {
    const { v, e, r, f, m, quality: q, a, universe } = req.query;

    if (!v) {
      return res.redirect("/");
    }

    const isVideoValid = await core.isvalidvideo(v);
    if (!isVideoValid) {
      return res.redirect("/?fromerror=21_video_not_valid");
    }

    const u = await media_proxy(v);

    const secure = [
      "poketube.fun"
    ].includes(req.hostname);
    const verify = req.hostname === "pt.zzls.xyz";

     
core.video(v).then((data) => {
      try {
        const k = data?.video;
        const json = data.json;
        const engagement = data.engagement;
        const inv_comments = data.comments || "Disabled";
        const inv_vid = data.vid;
        const desc = data.desc || "";

        let d = false;
        if (desc !== "[object Object]") {
          d = desc.toString().replace(/\n/g, " <br> ");
        }

        let support;
        if (String(inv_vid.description) !== "[object Object]") {
          support = (PATREON_REGEX.exec(inv_vid.description) ?? {}).groups;
        }

        let badges = "";
        let comments = "";
        let nnn = "";
   
        let url;
        if (q === "medium") {
          url = `https://inv.vern.cc/latest_version?id=${v}&itag=18&local=true`;
        }
        
        if(inv_vid?.error === "The uploader has not made this video available in your country"){
          res.send("error : " + inv_vid.error + " please refresh the page please qt ")
        }
      
        if(inv_vid?.error === "This video is not available"){
          res.send("error : " + inv_vid.error + " please refresh the page please qt ")
        }
      
        renderTemplate(res, req, "poketube.ejs", {
          color: data.color,
          color2: data.color2,
          linkify,
          engagement,
          support,
          u,
          video: json,
          date: k.Video.uploadDate,
          e,
          a,
          k,
          verify,
          secure,
          process,
          sha384,
          lightOrDark,
          isMobile: req.useragent.isMobile,
          tj: data.channel,
          r,
          qua: q,
          inv: inv_comments,
          convert,
          universe,
          wiki: data.wiki,
          f,
          t: config.t_url,
          optout: m,
          badges,
          desc,
          comments,
          n: nnn,
          inv_vid,
          lyrics: "",
        });
     } catch (error) {
      console.error(error);
       return res.redirect("/?fromerror=41_generic_error");
      }
     });
  });

  app.get("/lite", async function (req, res) {
    const { v, e, r, f, t, quality: q } = req.query;

    try {
      
      const info = await modules.fetch("http://ip-api.com/json/");
      const ip = await info.json();

      const {video: k,json,engagement,comments: inv_comments,vid: inv_vid,} = await core.video(v);

      const data = await core.video(v);
      const color = data.color;
      const color2 = data.color2;
      const desc = data.desc;
      const isMobile = req.useragent.isMobile;
      const wiki = data.wiki;
      const { channel: tj } = data;

      const d = desc.toString().replace(/\n/g, " <br> ");
      const comments = inv_comments || "Disabled";

      const templateData = {
        color,
        color2,
        engagement,
        video: json,
        date: k.Video.uploadDate,
        e,
        k,
        process,
        sha384,
        lightOrDark,
        isMobile,
        tj,
        r,
        qua: q,
        inv: comments,
        ip,
        convert,
        linkify,
        wiki,
        f,
        t: config.t_url,
        optout: t,
        badges: "",
        desc,
        comments,
        n: "",
        inv_vid,
        lyrics: "",
      };

      renderTemplate(res, req, "lite.ejs", templateData);
    } catch (error) {
      console.error(error);
      res.redirect("/?err=" + error);
    }
  });

  app.get("/music", async function (req, res) {
    /*
     * QUERYS
     * v = Video ID
     * e = Embed
     * r = Recommended videos
     * f = Recent videos from channel
     * t = Piwik OptOut
     * q = quality obv
     */
    var v = req.query.v;
    var e = req.query.e;
    var r = req.query.r;
    var f = req.query.f;
    var t = req.query.t;

    const info = await modules.fetch("http://ip-api.com/json/");
    const n = await info.text();
    const ip = JSON.parse(n);

    if (!v) {
      res.redirect("/discover?tab=music");
    } else {
      var fetching = await fetcher(v);

      const json = fetching.video.Player;

      const video = await modules.fetch(config.tubeApi + `video?v=${v}`);

      const h = await video.text();
      const k = JSON.parse(modules.toJson(h));

      if (!json.Channel.Name.endsWith(" - Topic")) {
        res.redirect(`/watch?v=${v}`);
      }

      if (req.useragent.isMobile) {
        res.redirect(`/watch?v=${v}`);
      }

      //video
      var url = `https://tube.kuylar.dev/proxy/media/${v}/22`;

      // encryption
      var url_e =
        url +
        "?e=" +
        sha384(k.Video.Channel.id) +
        sha384(k.Video.Channel.id) +
        "Piwik" +
        sha384(config.t_url);

      const stringed = toObject(atmos);

      const search = (what) => atmos.find((element) => element.id === what);
      const mos = search(v);

      /*
     this is only for the alac codec being used
     
     * Copyright (c) 2023 Apple Inc. All rights reserved.
     *
     * @APPLE_APACHE_LICENSE_HEADER_START@
     * 
     * Licensed under the Apache License, Version 2.0 (the "License");
     * you may not use this file except in compliance with the License.
     * You may obtain a copy of the License at
     * 
     *     http://www.apache.org/licenses/LICENSE-2.0
     * 
     * Unless required by applicable law or agreed to in writing, software
     * distributed under the License is distributed on an "AS IS" BASIS,
     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     * See the License for the specific language governing permissions and
     * limitations under the License.
     * 
     * @APPLE_APACHE_LICENSE_HEADER_END@
 */

      if (mos) {
        var url_e =
          mos.url +
          "?e=" +
          sha384(k.Video.Channel.id) +
          sha384(k.Video.Channel.id) +
          "Piwik" +
          sha384(config.t_url);
      } else {
      }

      // channel info
      const engagement = fetching.engagement;
      const channel = await modules.fetch(
        config.tubeApi + `channel?id=${k.Video.Channel.id}&tab=videos`
      );
      const c = await channel.text();
      const tj = JSON.parse(modules.toJson(c));

      try {
        // info
        const song = await musicInfo.searchSong(
          {
            title: k.Video.Title,
            artist: json.Channel.Name.replace("- Topic", ""),
          },
          1000
        );

        if (!song) {
          res.redirect(`/watch?v=${v}`);
        }

        const lyrics = await lyricsFinder(song.artist + song.title);
        if (lyrics == undefined)
          ly = "This Is Where I'd Put The songs lyrics. IF IT HAD ONE ";

        var ly = "";
        if (lyrics) {
          ly = lyrics.replace(/\n/g, " <br> ");
        }

        renderTemplate(res, req, "poketube-music.ejs", {
          url: url_e,
          info: song,
          color: await modules
            .getColors(song.artwork)
            .then((colors) => colors[0].hex()),
          engagement: engagement,
          process: process,
          ip: ip,
          video: json,
          date: modules.moment(k.Video.uploadDate).format("LL"),
          e: e,
          k: k,
          sha384: sha384,
          isMobile: req.useragent.isMobile,
          tj: tj,
          r: r,
          f: f,
          t: config.t_url,
          optout: t,
          lyrics: ly,
        });
      } catch {
        return res.redirect("/?fromerror=43");
      }
    }
  });
};