Merge pull request #212 from dylanaraps/de_detection

1.7.md

 # Neofetch 1.7
+
+### Contributers
+
+
+### Info
+
+**Desktop Environment**<br \>
+- [ Linux ] Fallback to using `xprop` if `$XDG_CURRENT_DESKTOP` is empty.
+- Use `$de` instead of `$XDG_CURRENT_DESKTOP` for wallpaper and theme detection.

neofetch

@@ -775,8 +775,23 @@ getshell () {
 getde () {
     case "$os" in
         "Mac OS X") de="Aqua" ;;
-        *) de="${XDG_CURRENT_DESKTOP/i3}" ;;
+        *)
+            de="${XDG_CURRENT_DESKTOP/i3}"
+            de=${de/'X-'}
+        ;;
     esac
+
+    if [ -z "$de" ]; then
+        de="$(xprop -root | awk '/KDE_SESSION_VERSION|^_MARCO|^_MUFFIN|xfce4|xfce5/')"
+
+        case "$de" in
+            "KDE_SESSION_VERSION"*) de="KDE${de/* = }" ;;
+            *"MUFFIN"*) de="Cinnamon" ;;
+            *"MARCO"*) de="MATE" ;;
+            *"xfce4"*) de="XFCE4" ;;
+            *"xfce5"*) de="XFCE5" ;;
+        esac
+    fi
 }
 
 # }}}
@@ -1416,8 +1431,10 @@ getstyle () {
     esac
 
     if [ -n "$DISPLAY" ] && [ "$os" != "Mac OS X" ]; then
-        # Current DE
-        case "$XDG_CURRENT_DESKTOP" in
+        # Get DE if user has disabled the function.
+        [ -z "$de" ] && getde
+
+        case "$de" in
             "KDE"*)
                 kdeconfigdir
 
@@ -1855,7 +1872,10 @@ getwallpaper () {
                 img="$(awk -F'=' '/file/ {printf $2;exit;}' "$XDG_CONFIG_HOME/nitrogen/bg-saved.cfg")"
 
             elif type -p gsettings >/dev/null 2>&1; then
-                case "$XDG_CURRENT_DESKTOP" in
+                # Get DE if user has disabled the function.
+                [ -z "$de" ] && getde
+
+                case "$de" in
                     "MATE"*) img="$(gsettings get org.mate.background picture-filename 2>/dev/null)" ;;
                     *) img="$(gsettings get org.gnome.desktop.background picture-uri 2>/dev/null)" ;;
                 esac