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fix(innertube): Fixed low speed of playing video

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This commit is contained in:
Georgiy 2023-11-13 15:35:39 +02:00
parent f763612293
commit 6fe4d3b7e3
1 changed files with 46 additions and 22 deletions
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68
NUXT/plugins/innertube.js
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@ -18,21 +18,14 @@ class Innertube {
this.retry_count = 0;
this.playerParams = "";
this.signatureTimestamp = 0;
this.nfunction = "";
}
checkErrorCallback() {
return typeof this.ErrorCallback === "function";
}
async makeDecipherFunction(html) {
// Get url of base.js file
const baseJsUrl =
constants.URLS.YT_URL +
getBetweenStrings(html.data, '"jsUrl":"', '","cssUrl"');
// Get base.js content
const baseJs = await Http.get({
url: baseJsUrl,
}).catch((error) => error);
async makeDecipherFunction(baseJs) {
// Example:
//;var IF={k4:function(a,b){var c=a[0];a[0]=a[b%a.length];a[b%a.length]=c},
// VN:function(a){a.reverse()},
@ -89,16 +82,9 @@ class Innertube {
/\{[A-Za-z]=[A-Za-z]\.split\(""\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);return +[A-Za-z]\.join\(""\)};/.exec(
baseJs.data
);
} else if (
/\{a=a\.split\(""[^"]*""\)\};/i.exec(
baseJs.data
)
) {
} else if (/\{a=a\.split\(""[^"]*""\)\};/i.exec(baseJs.data)) {
// 10.07.2023
isMatch =
/\{a=a\.split\(""[^"]*""\)\};/i.exec(
baseJs.data
);
isMatch = /\{a=a\.split\(""[^"]*""\)\};/i.exec(baseJs.data);
} else {
isMatch =
/\{a=a\.split\(""\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);[A-Za-z]+\.[A-Za-z0-9]+\([^)]*\);return a\.join\(""\)\};/.exec(
@ -121,20 +107,48 @@ class Innertube {
this.decodeUrl = decodeUrlFunction();
let signatureIntValue = /.sts="[0-9]+";/.exec(baseJs.data);
// Get signature timestamp
this.signatureTimestamp = signatureIntValue[0].replace(/\D/g, "");
this.signatureTimestamp = parseInt(
signatureIntValue[0].replace(/\D/g, "")
);
} else {
console.warn(
"The first part of decipher string does not match the regex pattern."
);
}
}
async getNFunction(baseJs) {
let challenge_name =
/\.get\("n"\)\)&&\(b=([a-zA-Z0-9$]+)(?:\[(\d+)\])?\([a-zA-Z0-9]\)/.exec(
baseJs.data
)[1];
//.get("n"))&&(b=fG[0](b),a.set("n",b),fG.length||kq(""))}}
// fG;
challenge_name = new RegExp(
`var ${challenge_name}\\s*=\\s*\\[(.+?)\\]\\s*[,;]`
).exec(baseJs.data)[1];
challenge_name = new RegExp(
`${challenge_name}\\s*=\\s*function\\s*\\(([\\w$]+)\\)\\s*{(.+?}\\s*return\\ [\\w$]+.join\\(""\\))};`,
"s"
).exec(baseJs.data)[2];
const fullCode = "var getN=function(a){" + challenge_name + "}; return getN;";
let getN = new Function(fullCode);
this.nfunction = getN();
}
async initAsync() {
const html = await Http.get({
url: constants.URLS.YT_URL,
url: constants.URLS.YT_MOBILE,
params: { hl: "en" },
}).catch((error) => error);
await this.makeDecipherFunction(html);
// Get url of base.js file
const baseJsUrl =
constants.URLS.YT_MOBILE +
getBetweenStrings(html.data, '"jsUrl":"', '","');
// Get base.js content
const baseJs = await Http.get({
url: baseJsUrl,
}).catch((error) => error);
await this.makeDecipherFunction(baseJs);
await this.getNFunction(baseJs);
try {
if (html instanceof Error && this.checkErrorCallback)
this.ErrorCallback(html.message, true);
@ -509,6 +523,16 @@ class Innertube {
);
}
}
var searchParams = new URLSearchParams(source.url);
//Iterate the search parameters.
let n = searchParams.get("n");
searchParams.delete("n");
// For some reasons, searchParams.delete not removes &n in music videos
source["url"] = source["url"].replace(/&n=[^&]*/g, "");
source["url"] = source["url"] + "&n=" + this.nfunction(n);
});
const vidData = {
id: details.videoId,