55 lines
1.5 KiB
JavaScript
55 lines
1.5 KiB
JavaScript
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const crypto = require('crypto');
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let key = 'glt6h61ta7kisow7'
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let iv = '4hrivgw5s342f9b2'
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key = Buffer.from(key);
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iv = Buffer.from(iv);
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var encrypt = function (data) {
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const cipher = crypto.createCipheriv('aes-128-cbc', key, iv);
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let encrypted = cipher.update(data, 'utf8', 'hex');
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encrypted += cipher.final('hex');
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return encrypted;
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};
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function decrypt(encryptedText) {
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const decipher = crypto.createDecipheriv('aes-128-cbc', key, iv);
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let decrypted = decipher.update(encryptedText, 'hex', 'utf8');
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decrypted += decipher.final('utf8');
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return decrypted;
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}
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function get_xs(api, data, a1) {
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if (data){
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api = api + JSON.stringify(data);
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}
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const md5 = crypto.createHash('md5');
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let x1 = md5.update(api).digest('hex');
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let x2 = "0|0|0|1|0|0|1|0|0|0|1|0|0|0|0|1|0|0|0";
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let x3 = a1;
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let x4 = Date.now();
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let x = `x1=${x1};x2=${x2};x3=${x3};x4=${x4};`;
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let payload = encrypt(btoa(x));
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let encrypt_data = {
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"signSvn":"55",
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"signType":"x2",
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"appId":"ugc",
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"signVersion":"1",
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"payload":payload
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}
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encrypt_data = JSON.stringify(encrypt_data);
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encrypt_data = 'XYW_' + btoa(encrypt_data);
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return {
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'X-s': encrypt_data,
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'X-t': x4
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}
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}
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function get_request_headers_params(api, data, a1){
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api = 'url=' + api
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let xs_xt = get_xs(api, data, a1);
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let xs = xs_xt['X-s'];
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let xt = xs_xt['X-t'];
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return {
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"xs": xs,
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"xt": xt,
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}
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}
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