ogp-parser/dist/core/request.js

This Package is Open Graph Parser.

"use strict";
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.request = void 0;
var https_1 = __importDefault(require("https"));
var REDIRECT_LOOP_LIMIT = 20;
var httpRequest = function (url, options, count) {
    if (options === void 0) { options = {}; }
    if (count === void 0) { count = 0; }
    return new Promise(function (resolve, reject) {
        if (count > REDIRECT_LOOP_LIMIT) {
            return reject(new Error('Redirect Loop Error'));
        }
        var req = https_1.default.request(url, options, function (res) {
            var _a;
            var statusCode = (_a = res.statusCode) !== null && _a !== void 0 ? _a : 0;
            // Redirect
            if (statusCode >= 300 && statusCode < 400 && res.headers.location) {
                var originalUrl = new URL(url);
                var newUrl = new URL(res.headers.location, originalUrl.origin).toString();
                httpRequest(newUrl, options, count + 1)
                    .then(function (res) { return resolve(res); })
                    .catch(function (err) { return reject(err); });
                return;
            }
            var data = '';
            res.on('data', function (chunk) {
                data += chunk;
            });
            res.on('end', function () {
                var _a;
                var responseData = {
                    status: (_a = res.statusCode) !== null && _a !== void 0 ? _a : 0,
                    headers: res.headers,
                    text: data || undefined,
                    data: undefined,
                    config: __assign(__assign({}, options), { url: url }),
                };
                try {
                    responseData.data = JSON.parse(data);
                }
                catch (err) { }
                resolve(responseData);
            });
        });
        req.on('error', function (err) {
            reject(err);
        });
        req.end();
    });
};
exports.request = {
    get: function (url, options) {
        if (options === void 0) { options = {}; }
        return httpRequest(url, __assign(__assign({}, options), { method: 'get' }));
    },
    post: function (url, options) {
        if (options === void 0) { options = {}; }
        return httpRequest(url, __assign(__assign({}, options), { method: 'post' }));
    },
};
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