-Now able to clear background images

-removed default image
-can now use enter to save background image
-removed pointless test

src/js/config.js

@@ -113,7 +113,7 @@ let defaultConfig = {
   monkey: false,
   repeatQuotes: "off",
   oppositeShiftMode: "off",
-  customBackground: "https://i.imgur.com/OWbWz6i.jpg",
+  customBackground: "",
   customBackgroundSize: "cover",
 };
 
@@ -1349,9 +1349,13 @@ export function setCustomBackground(value, nosave) {
   if (value == null || value == undefined) {
     value = "";
   }
-  config.customBackground = value;
-  ThemeController.applyCustomBackground();
-  if (!nosave) saveToCookie();
+  if( /(https|http):\/\/(www\.|).+\..+\/.+(\.png|\.gif|\.jpeg|\.jpg)/gi.test(value) || value == ""){
+    config.customBackground = value;
+    ThemeController.applyCustomBackground();
+    if (!nosave) saveToCookie();
+  } else {
+    Notifications.add("Invalid custom background URL", 0);
+  }
 }
 
 export function setCustomBackgroundSize(value, nosave) {

src/js/settings.js

@@ -746,4 +746,10 @@ $(".pageSettings .section.customBackground .inputAndButton .cover").on("click",
 
 $(".pageSettings .section.customBackground .inputAndButton .contain").on("click", (e) => {
   UpdateConfig.setCustomBackgroundSize("contain");
+});
+
+$(".pageSettings .section.customBackground .inputAndButton input").keypress( (e) => {
+  if(e.keyCode == 13){
+    UpdateConfig.setCustomBackground($(".pageSettings .section.customBackground .inputAndButton input").val())
+  }
 });

src/js/theme-controller.js

@@ -152,14 +152,12 @@ export function clearRandom() {
 }
 
 export function applyCustomBackground(){
-  if (Config.customBackground != ""){
-    $("body").css({
-      backgroundImage: `url(${Config.customBackground})`,
-      backgroundRepeat: "no-repeat",
-      backgroundPosition: "center center",
-      backgroundAttachment: "fixed",
-    })
-  }
+  $("body").css({
+    backgroundImage: `url(${Config.customBackground})`,
+    backgroundRepeat: "no-repeat",
+    backgroundPosition: "center center",
+    backgroundAttachment: "fixed",
+  })
 }
 
 export function applyCustomBackgroundSize(){