docs: update

2 files changed, 30 insertions, 10 deletions

diff --git a/README.md b/README.md
index 583bd3c..c8640f2 100644
--- a/README.md
+++ b/README.md
@@ -126,6 +126,26 @@ PF_ALIGN=""
 # Default: unset (auto)
 # Valid: string
 PF_ASCII="openbsd"
+
+# The below environment variables control more
+# than just 'pfetch' and can be passed using
+# 'HOSTNAME=cool_pc pfetch' to restrict their
+# usage solely to 'pfetch'.
+
+# Which user to display.
+USER=""
+
+# Which hostname to display.
+HOSTNAME=""
+
+# Which editor to display.
+EDITOR=""
+
+# Which shell to display.
+SHELL=""
+
+# Which desktop environment to display.
+XDG_CURRENT_DESKTOP=""
 ```
 
 ## Credit
diff --git a/pfetch b/pfetch
index c913820..83fc47d 100755
--- a/pfetch
+++ b/pfetch
@@ -668,6 +668,16 @@ get_memory() {
     log memory "${mem_used:-?}M / ${mem_full:-?}M" >&6
 }
 
+get_de() {
+    # This only supports Xorg related desktop environments though
+    # this is fine as knowing the desktop envrionment on Windows,
+    # macOS etc is useless (they'll always report the same value).
+    #
+    # Display the value of '$XDG_CURRENT_DESKTOP', if it's empty,
+    # display the value of '$DESKTOP_SESSION'.
+    log de "${XDG_CURRENT_DESKTOP:-$DESKTOP_SESSION}" >&6
+}
+
 get_shell() {
     # Display the basename of the '$SHELL' environment variable.
     log shell "${SHELL##*/}" >&6
@@ -679,16 +689,6 @@ get_editor() {
     log editor "${VISUAL:-$EDITOR}" >&6
 }
 
-get_de() {
-    # This only supports Xorg related desktop environments though
-    # this is fine as knowing the desktop envrionment on Windows,
-    # macOS etc is useless (they'll always report the same value).
-    #
-    # Display the value of '$XDG_CURRENT_DESKTOP', if it's empty,
-    # display the value of '$DESKTOP_SESSION'.
-    log de "${XDG_CURRENT_DESKTOP:-$DESKTOP_SESSION}" >&6
-}
-
 get_palette() {
     # Print the first 8 terminal colors. This uses the existing
     # sequences to change text color with a sequence prepended