polyv-live-cli/dist/utils/signature.js

CLI tool for managing PolyV live streaming services.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateTimestamp = generateTimestamp;
exports.filterParams = filterParams;
exports.sortAndConcatenateParams = sortAndConcatenateParams;
exports.processParams = processParams;
exports.generateMD5Signature = generateMD5Signature;
exports.generateSignature = generateSignature;
exports.createSignature = createSignature;
const crypto_1 = require("crypto");
function generateTimestamp(customTimestamp) {
    return customTimestamp ?? Date.now();
}
function filterParams(params) {
    const filtered = {};
    for (const [key, value] of Object.entries(params)) {
        if (value !== null && value !== undefined && value !== '') {
            filtered[key] = value;
        }
    }
    return filtered;
}
function sortAndConcatenateParams(params) {
    const sortedKeys = Object.keys(params).sort();
    let result = '';
    for (const key of sortedKeys) {
        result += key + String(params[key]);
    }
    return result;
}
function processParams(params) {
    const filteredParams = filterParams(params);
    const paramString = sortAndConcatenateParams(filteredParams);
    return {
        params: filteredParams,
        paramString
    };
}
function generateMD5Signature(paramString, appSecret) {
    const signatureSource = appSecret + paramString + appSecret;
    const md5Hash = (0, crypto_1.createHash)('md5').update(signatureSource, 'utf8').digest('hex');
    return md5Hash.toUpperCase();
}
function generateSignature(params, options) {
    if (!params.appId) {
        throw new Error('appId is required for signature generation');
    }
    if (!options.appSecret) {
        throw new Error('appSecret is required for signature generation');
    }
    const timestamp = options.customTimestamp ?? params.timestamp ?? generateTimestamp();
    const signatureParams = {
        ...params,
        timestamp
    };
    const { params: sortedParams, paramString } = processParams(signatureParams);
    const signature = generateMD5Signature(paramString, options.appSecret);
    const result = {
        signature,
        timestamp,
        sortedParams
    };
    if (options.debug) {
        result.rawString = options.appSecret + paramString + options.appSecret;
    }
    if (options.debug) {
        console.log('[Signature Debug] Sorted parameters:', sortedParams);
        console.log('[Signature Debug] Parameter string:', paramString);
        console.log('[Signature Debug] Raw signature string:', result.rawString);
        console.log('[Signature Debug] Final signature:', signature);
    }
    return result;
}
function createSignature(params, appSecret, debug = false) {
    return generateSignature(params, { appSecret, debug });
}
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