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在Steam商店页右侧信息面板增加在线人数, 便于观察游戏的实际热度
// ==UserScript==
// @name 显示Steam游戏在线人数
// @description 在Steam商店页右侧信息面板增加在线人数, 便于观察游戏的实际热度
// @icon https://store.steampowered.com/favicon.ico
// @version 1.7
// @author cweijan
// @namespace cweijan/steam_online_players
// @license MIT
// @run-at document-start
// @grant GM_xmlhttpRequest
// @include *store.steampowered.com/app/*
// ==/UserScript==
function makeElement(htmlString) {
var div = document.createElement('div');
div.innerHTML = htmlString.trim();
return div.firstChild;
}
let onlineTextNode, onedayPeakTextNode;
let initText = GM_xmlhttpRequest ? '数据加载中' : '无网络权限!', onedayInitText = initText
const appId = location.href.match(/app\/(\d+)/)?.[1];
function colorization(msg, node) {
let color = '#848683';
if (Number.isNaN(parseInt(msg))) return color;
if (msg > 100000) {
color = '#e72424'
} else if (msg > 50000) {
color = '#ce3a3a'
} else if (msg > 10000) {
color = '#7cc53f'
} else if (msg > 3000) {
color = '#579227'
}
if (node) {
node.setAttribute('style', `color: ${color}`)
}
return color;
}
function fillText(msg, type) {
if (type == 'peak') {
if (onedayPeakTextNode) {
onedayPeakTextNode.textContent = msg
colorization(msg, onedayPeakTextNode)
}
else onedayInitText = msg
return;
}
if (onlineTextNode) {
onlineTextNode.textContent = msg
colorization(msg, onlineTextNode)
}
else initText = msg
}
if (GM_xmlhttpRequest) {
// 接口参考: https://partner.steamgames.com/doc/webapi/ISteamUserStats#GetNumberOfCurrentPlayers
GM_xmlhttpRequest({
method: "GET",
url: `https://api.steampowered.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=${appId}`,
onload(response) {
try {
const playerCount = JSON.parse(response.responseText).response.player_count;
fillText(playerCount || 0)
} catch (error) {
fillText(`解析API返回值失败:${response.responseText}`)
}
},
onerror(response) {
console.log(response)
fillText("请求失败")
}
})
GM_xmlhttpRequest({
method: "GET",
url: `https://steamcharts.com/app/${appId}`,
onload(response) {
try {
const playerCount = response.responseText.match(/(?<="num">)(\d+)/g)[1];
fillText(playerCount, 'peak')
} catch (error) {
fillText(`解析返回值失败`, 'peak')
}
},
onerror(response) {
console.log(response)
fillText("请求失败", 'peak')
}
})
}
let addedHistory = false;
const observer = new MutationObserver(mutationList => {
for (var mutation of mutationList) {
for (var node of mutation.addedNodes) {
if (!node.querySelectorAll) continue;
if (node.getAttribute("class") == 'btn_addtocart' && !addedHistory) {
addedHistory = true;
// 增加历史价格记录
const historyBtnHtml = `<div class="btn_addtocart"><a class="btn_blue_steamui btn_medium" href="https://steamdb.info/app/${appId}/#pricehistory" target="_blank"> <span>查看历史价格</span> </a></div>`
node.parentNode.insertBefore(makeElement(historyBtnHtml), node)
} else if (node.getAttribute("id") == 'userReviews') {
// 增加查看所有评价的链接
node.appendChild(makeElement(`<a style="padding-left: 104px;" target="_blank" href="https://steamcommunity.com/app/${appId}/reviews?browsefilter=toprated">浏览所有评测</a>`))
// 当前正在玩
const html = `<div class="user_reviews">
<div class="user_reviews_summary_row">
<div class="subtitle column">在玩人数：</div>
<div class="summary column">
<span id="onlinePlayers" style="color: ${colorization(initText)};">${initText}</span>
</div>
</div>
<div class="user_reviews_summary_row">
<div class="subtitle column">24小时峰值：</div>
<div class="summary column">
<span id="onedayPeakPlayers" style="color: ${colorization(onedayInitText)};">${onedayInitText}</span>
</div>
</div>
</div>`
// node.insertBefore(makeElement(html), node.firstChild)
node.parentNode.insertBefore(makeElement(html), node)
onlineTextNode = document.getElementById('onlinePlayers')
onedayPeakTextNode = document.getElementById('onedayPeakPlayers')
}
}
}
});
observer.observe(document, { childList: true, subtree: true });