Direct download from Google Play

Adds APKMirror, APK-DL and Evozi download buttons to Google Play when browsing apps. This script is based on yurenchen's "google play apk downloader".

As of 2017-09-25. See the latest version.

// ==UserScript==
// @name         Direct download from Google Play
// @namespace    StephenP
// @version      1.4.2
// @description  Adds APKMirror, APK-DL and Evozi download buttons to Google Play when browsing apps. This script is based on yurenchen's "google play apk downloader".
// @author       StephenP
// @match        https://play.google.com/store/apps/details?id=*
// @match        http://play.google.com/store/apps/details?id=*
// @grant        none
// ==/UserScript==
(function() {
    'use strict';
    var pageURL=location;
    addButtons(pageURL);
    setInterval(checkReload, 5000, pageURL);
})();
function checkReload(pageURL){
    if(pageURL!=location){
        addButtons(pageURL);
        pageURL=location;
    }
}
function addButtons(pageURL){
        if(document.getElementsByClassName("buy")[0].firstElementChild.firstElementChild.getElementsByTagName("META")[1].content==0){
            var id=location.search.match(/id=(.*)/)[1];
            var evoziURL='https://apps.evozi.com/apk-downloader/?id='+id;
            var apkdlURL='http://apkfind.com/store/captcha?app='+id;
            var apkmirrorURL='https://www.apkmirror.com/?post_type=app_release&searchtype=apk&s='+id;
            var menubutton=document.getElementsByClassName("action-bar-menu-button").length;
            var wlButton = document.createDocumentFragment();
            wlButton.appendChild(document.getElementsByClassName("id-wishlist-display")[0]);
            var buttonslist;
            var html;
            if(menubutton!==0){ //menubutton==0 means there is no sliding menu, an element only occurring in mobile view.
                buttonslist = document.getElementsByClassName("details-actions")[0];
                html='<span><a href="'+apkdlURL+'" style="background-color: #009688" class="medium play-button download-apk-button apps ">APK-DL</a></span><span><a href="'+evoziURL+'" style="background-color: #286090" class="medium play-button download-apk-button apps ">Evozi</a></span><span><a href="'+apkmirrorURL+'" style="background-color: #FF8B14" class="medium play-button download-apk-button apps ">APKMirror</a></span>';
            }
            else{
                buttonslist = document.getElementsByClassName("details-actions-right")[0]; 
                html='<span><a href="'+apkdlURL+'" style="background-color: #009688" class="large play-button download-apk-button apps ">APK-DL</a></span><span><a href="'+evoziURL+'" style="background-color: #286090" class="large play-button download-apk-button apps ">Evozi</a></span><span><a href="'+apkmirrorURL+'" style="background-color: #FF8B14" class="large play-button download-apk-button apps ">APKMirror</a></span>';
            }    
            buttonslist.innerHTML=buttonslist.innerHTML+html;
            buttonslist.appendChild(wlButton);
        }
}