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feat(core.utils): create runObfuscatedScripts function

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Signed-off-by: Hanif Dwy Putra S <hanifdwyputrasembiring@gmail.com>
This commit is contained in:
Hanif Dwy Putra S
2022-10-16 11:58:35 +00:00
parent 4bec5b2755
commit bd4751e516
1 changed files with 22 additions and 18 deletions
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40
packages/core/src/utils/extractor.ts
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@@ -16,6 +16,23 @@ export const matchTikTokData = (html: string): string => {
}
};
export const runObfuscatedScript = (jsCode: string): string => {
const transformed = jsCode
.trim()
.replace('eval', '')
.replace(/\(function(.)?\(h/gi, 'module.exports = (function (h');
const deObfuscated = new NodeVM({
compiler: 'javascript',
console: 'inherit',
require: {
external: true,
root: './',
},
}).run(transformed, 'deobfuscate.js');
return deObfuscated;
};
export const deObfuscate = (html: string): string => {
if (/error/gi.test(html)) {
throw new Error(
@@ -29,24 +46,11 @@ export const deObfuscate = (html: string): string => {
if (!obfuscatedScripts?.length) {
throw new Error('Cannot download the video!');
} else {
const transformed = obfuscatedScripts[0]
.replace(/<(\/)?script( type=".+")?>/g, '')
.trim()
.replace('eval', '')
.replace(
/\(function(.)?\(h/gi,
'module.exports = (function (h',
);
const deObfuscated = new NodeVM({
compiler: 'javascript',
console: 'inherit',
require: {
external: true,
root: './',
},
}).run(transformed, 'deobfuscate.js');
return deObfuscated;
return runObfuscatedScript(
obfuscatedScripts[0]
.replace(/<(\/)?script( type=".+")?>/g, '')
.trim(),
);
}
}
};