From 7f9669d28a52b566560c97f948d9ddf6366c0580 Mon Sep 17 00:00:00 2001
From: lemaral <lemaral@users.noreply.github.com>
Date: Tue, 14 Nov 2017 22:23:19 +0100
Subject: [PATCH] Replace PUBLIC_IP_ICON with VPN_ICON if VPN is up

Replace PUBLIC_IP_ICON with VPN_ICON if $POWERLEVEL9K_PUBLIC_IP_VPN_INTERFACE is set and up
---
 powerlevel9k.zsh-theme | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 73178865..54528fc7 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -555,8 +555,16 @@ prompt_public_ip() {
 
   # Draw the prompt segment
   if [[ -n $public_ip ]]; then
-    $1_prompt_segment "$0" "$2" "$DEFAULT_COLOR" "$DEFAULT_COLOR_INVERTED" "${public_ip}" 'PUBLIC_IP_ICON'
-  fi
+    icon='PUBLIC_IP_ICON'
+    # Check VPN is on if VPN interface is set
+    if [[ -n $POWERLEVEL9K_PUBLIC_IP_VPN_INTERFACE ]]; then
+      for vpn_iface in $(/sbin/ifconfig | grep -e ^"$POWERLEVEL9K_PUBLIC_IP_VPN_INTERFACE" | cut -d":" -f1)
+      do
+        icon='VPN_ICON'
+        break
+      done
+    fi
+    $1_prompt_segment "$0" "$2" "$DEFAULT_COLOR" "$DEFAULT_COLOR_INVERTED" "${public_ip}" "$icon"  fi
 }
 
 # Context: user@hostname (who am I and where am I)