Steam: Bypass age confirmation prompts

Suppresses age confirmations on Steam store pages and community hubs
当前为 2018-02-23 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         Steam: Bypass age confirmation prompts
// @namespace    steam
// @version      1.4
// @description  Suppresses age confirmations on Steam store pages and community hubs
// @author       lunboks
// @match        *://steamcommunity.com/*
// @match        *://store.steampowered.com/agecheck/app/*
// @match        *://store.steampowered.com/app/*/agecheck*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function () {
	"use strict";

	if (location.hostname === "store.steampowered.com") {
		// Set up long-lived cookies to bypass age verification
		var date = new Date();
		date.setUTCFullYear(date.getUTCFullYear() + 1);

		var cookieOptions = "; path=/; max-age=31536000; expires=" + date.toUTCString();

		// this bypasses the "mature content - continue/cancel" screen
		document.cookie = "mature_content=1" + cookieOptions;
		// this bypasses the "enter your date of birth" screen
		document.cookie = "birthtime=0" + cookieOptions; // 1970-01-01

		// Reload after making sure we're actually on a page with an age gate
		window.addEventListener("DOMContentLoaded", function () {
			if (document.getElementById("agegate_box") || document.getElementById("app_agegate")) {
				document.body.hidden = true;
				location.reload();
			}
		}, false);
	} else if (location.hostname === "steamcommunity.com") {
		// Patch Storage.getItem to return a fake value for all keys that look like age_gate_123.
		// This bypasses the mature content overlay on community hubs.
		// Since the overlay is put up during page load, we don't have to reload here.
		var overrideRegex = /^age_gate_\d+$/;
		var overrideValue = "1";

		var realGetItem = Storage.prototype.getItem;
		var realSessionStorage = window.sessionStorage;

		Storage.prototype.getItem = function getItem(key) {
			// If this is a call on sessionStorage and it matches
			// the pattern, return a faked result instead
			if (this === realSessionStorage && overrideRegex.test(key)) {
				return overrideValue;
			}

			return realGetItem.apply(this, arguments);
		};
	}
})();
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