full show download support

Author: Chumba

content.js

@@ -5,12 +5,22 @@ function click(event) {
     httpGetAsync("http://www.livephish.com/bigriver/subPlayer.aspx?HLS=1&callback=angular.callbacks._9&trackID=" + trackID, download);
 }
 
+async function clickAll(event) {
+    var downloadButtons = document.getElementsByClassName("downloadTrack");
+    for(var i = 0; i < downloadButtons.length; i++) {
+        var trackID = downloadButtons[i].parentNode.getAttribute("id");
+        trackID = String.prototype.replace.call(trackID, "track-", "");
+        await httpGetAsync("http://www.livephish.com/bigriver/subPlayer.aspx?HLS=1&callback=angular.callbacks._9&trackID=" + trackID, download);
+        await Wait();
+    }   
+}
+
+
 /* parses the response text, and downloads the file */
 function download(responseText)
 {
     var dlLink = String.prototype.substring.call(responseText, 36);
     dlLink = String.prototype.split.call(dlLink, '\"')[0];
-
     var link = document.createElement("a");
     link.download = "song.m4a";
     link.href = dlLink;
@@ -21,13 +31,25 @@ function download(responseText)
     delete link;
 }
 
+async function Wait() {
+    console.log('Taking a break...');
+    await sleep(2000);
+    console.log('Two second later');
+  }
+
+  function sleep(ms) {
+    return new Promise(resolve => setTimeout(resolve, ms));
+  }
+
 /* Gets the page which contains our download link */
 function httpGetAsync(theUrl, callback)
 {
     var xmlHttp = new XMLHttpRequest();
     xmlHttp.onreadystatechange = function() { 
         if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
+        {
             callback(xmlHttp.responseText);
+        }
     }
     xmlHttp.open("GET", theUrl, true); // true for asynchronous 
 
@@ -40,12 +62,24 @@ window.onload = function(){
 
     for(var i = 0;i < rows.length; i++) {
         var button = document.createElement("button");
-        var textNode = document.createTextNode("download");
+        var textNode = document.createTextNode("Download track");
         button.setAttribute("id", "download_" + i);
+        button.setAttribute("class", "downloadTrack")
         button.setAttribute("href", "javascript:void(0)");
         button.setAttribute("style", "margin-left: 5px; margin-top: 5px;");
         button.appendChild(textNode);
         rows[i].insertBefore(button, rows[i].childNodes[0]);
         button.addEventListener('click', click);
     }   
+
+    playSection = document.getElementsByClassName("recording-controls")[0];
+    var button = document.createElement("button");
+    var textNode = document.createTextNode("Download Release");
+    button.setAttribute("id", "downloadAll_" + i);
+    button.setAttribute("href", "javascript:void(0)");
+    button.setAttribute("style", "margin-left: 5px; margin-top: 5px;");
+    button.appendChild(textNode);
+    playSection.insertBefore(button, playSection.childNodes[0]);
+    button.addEventListener('click', clickAll);
+
 };