From 4a0e7df04137aa6f73eb1266f55170ad3d5d310d Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Tue, 24 Sep 2019 14:04:43 +0300
Subject: [PATCH] pfetch: dynamic info printing

---
 pfetch | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/pfetch b/pfetch
index 1c35546..0644ee9 100755
--- a/pfetch
+++ b/pfetch
@@ -279,14 +279,18 @@ main() {
         $(uname -sr)
 EOF
 
-    get_ascii
-    get_title
-    get_distro
-    get_host
-    get_kernel
-    get_uptime
-    get_packages
-    get_memory
+    # Allow the user to specify the order and inclusion of information
+    # functions through the 'PF_INFO' environment variable.
+    # shellcheck disable=2086
+    {
+        # Disable globbing and set the positional parameters to the
+        # contents of 'PF_INFO'.
+        set -f
+        set +f ${PF_INFO-ascii title distro host kernel uptime packages memory}
+
+        # Iterate over the above list and run any existing "get_" functions.
+        for info; do "get_$info"; done
+    }
 
     # Position the cursor below both the ascii art and information lines
     # according to the height of both. If the information exceeds the ascii