fix #10 and #13. Various other fixes and small changes

awesome/src/scripts/pfp.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+case $1 in
+
+  "userPfp")
+    iconPath="/var/lib/AccountsService/icons/$USER"
+
+    userIconPath="$HOME/.config/awesome/src/assets/userpfp/"
+
+    if [[ -f "$userIconPath" ]];
+    then
+        if [[ -f "$iconPath" ]];
+        then
+            if ! cmp --silent "$userIconPath.png" "$iconPath";
+            then
+                cp "$iconPath" "$userIconPath$USER.png"
+            fi
+            printf "$userIconPath.png"
+        else
+            printf "$userIconPath.png"
+        fi
+        exit;
+    else
+        if [[ -f "$iconPath" ]];
+        then
+            cp "$iconPath" "$userIconPath$USER.png"
+            printf "$userIconPath$USER.png"
+            exit;
+        fi
+    fi
+  ;;
+
+  "userName")
+    fullname="$(getent passwd `whoami` | cut -d ':' -f 5)"
+    user="$(whoami)"
+    host="$(hostname)"
+    if [[ "$2" == "userhost" ]];
+    then
+        printf "$user@$host"
+    elif [[ "$2" == "fullname" ]];
+    then
+        printf "$fullname"
+    else
+        printf "Rick Astley"
+    fi
+  ;;
+
+esac