Emuparadise Fix

Add working download links to Emuparadise

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Emuparadise Fix
// @version      1.3.1
// @description  Add working download links to Emuparadise
// @author       potato_potato
// @match        https://www.emuparadise.me/*
// @grant        none
// @run-at       document-end
// @namespace https://greasyfork.org/users/445910
// ==/UserScript==
'use strict';

let style_content = `
.download_container {
    display: flex;
    flex-direction: row;
    align-items: center;
    vertical-align: middle;
    line-height: 2em;
}
.download_container > a {
    margin-right: 0.5em !important;
}
.download_container > .gamelist {
    line-height: inherit;
    float: none;
}
.download_icon_link {
    width: 15px !important;
    height: 15px !important;
}
.download_icon {
    width: 15px !important;
    height: 15px !important;
}
.top-menu-social-icon {
    width: 39px;
}
.pinned_icon {
    position: absolute;
    right: 0.25em;
}
`;

// Inject our stylesheet into the page's <head>.
function inject_style() {
    let head = document.head;
    let style = document.createElement('style');
    style.type = 'text/css';
    style.rel = 'stylesheet';
    style.appendChild(document.createTextNode(style_content));
    head.appendChild(style);
}

// Get the direct download link for a given ROM's gid.
function download_url(gid) {
    return `https://www.emuparadise.me/roms/get-download.php?gid=${gid}&test=true`
}

// Returns `null` if it fails to find a valid integer
function get_gid(url) {
    let parts = url.split('?')[0].split('/');
    if (parts.length < 6) return 0;
    let gid = parseInt(parts[5]);
    if (!isNaN(gid)) return gid;
}

// Create a download `A` element with a download icon
function create_download_link(gid, fancy) {
    let link = document.createElement('a');
    link.href = download_url(gid);
    link.target = '_blank';
    link.rel = 'alternate';
    link.title = 'Download';
    link.classList.add("download_icon_link");
    if (fancy == true) {
        link.text = '';
        let img = document.createElement('img');
        img.classList.add("download_icon");
        //img.src = 'https://freeiconshop.com/wp-content/uploads/edd/download-flat.png';
        //img.src = 'https://img.icons8.com/officel/2x/download.png';
        img.src = 'http://icons.iconarchive.com/icons/designbolts/thin-download/512/Simple-Download-icon.png';
        link.appendChild(img);
    } else {
        link.text = '⬇️';
    }
    return link;
}

// Pin a link to the top right of the page
function corner_pin(link) {
    link.classList.add('top-level', 'pinned_icon', 'download_icon_link');
    document.querySelector('.menu').appendChild(link);
}

// Replace the `href` for all download links to the current ROM with a direct download URL.
function patch_download_links(gid) {
    let end = `${gid}-download`;
    document.querySelectorAll('.download-link > a').forEach(link => {
        if (link.href != null && link.href.endsWith(end)) {
            link.href = download_url(gid);
        };
    })
}

// Prepend direct download links to any links to ROM pages.
// Note that we have to wrap the links in a Div.
function patch_game_lists() {
    let game_links = document.querySelectorAll('a.gamelist');
    game_links.forEach(link => {
        console.log(link.href);
        let gid = get_gid(link.href);
        if (gid != null) {
            let wrapper = document.createElement('div');
            wrapper.classList.add("download_container");
            link.parentElement.replaceChild(wrapper, link);
            let down = create_download_link(gid, true, '15px');
            wrapper.appendChild(down);
            wrapper.appendChild(link);
        }
    });
}

// Entry function.
(function() {
    inject_style();
    let gid = get_gid(document.location.href);
    if (gid != null && document.querySelector('.download-link') != null) {
        let download_link = create_download_link(gid, true);
        corner_pin(download_link);
    }
    patch_download_links(gid);
    patch_game_lists();
})();