added the ability to specify and only attempt a particular method

powerlevel9k.zsh-theme

@@ -448,17 +448,42 @@ prompt_public_ip() {
 
   # grab a fresh IP if needed
   if [[ $refresh_ip =~ true && -w $POWERLEVEL9K_PUBLIC_IP_FILE ]]; then
-    if type -p dig >/dev/null; then
-        fresh_ip="$(dig +time=1 +tries=1 +short myip.opendns.com @resolver1.opendns.com 2> /dev/null)"
-        [[ "$fresh_ip" =~ ^\; ]] && unset fresh_ip
+    # if method specified, don't use fallback methods
+    if [[ -n $POWERLEVEL9K_PUBLIC_IP_METHOD ]] && [[ $POWERLEVEL9K_PUBLIC_IP_METHOD =~ 'wget|curl|dig' ]]; then
+      local method=$POWERLEVEL9K_PUBLIC_IP_METHOD
     fi
+    if [[ -n $method ]]; then
+      case $method in
+        'dig')
+          if type -p dig >/dev/null; then
+              fresh_ip="$(dig +time=1 +tries=1 +short myip.opendns.com @resolver1.opendns.com 2> /dev/null)"
+              [[ "$fresh_ip" =~ ^\; ]] && unset fresh_ip
+          fi
+          ;;
+        'curl')
+          if [[ -z "$fresh_ip" ]] && type -p curl >/dev/null; then
+              fresh_ip="$(curl --max-time 10 -w '\n' "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
+          fi
+          ;;
+        'wget')
+          if [[ -z "$fresh_ip" ]] && type -p wget >/dev/null; then
+              fresh_ip="$(wget -T 10 -qO- "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
+          fi
+          ;;
+      esac
+    else
+      if type -p dig >/dev/null; then
+          fresh_ip="$(dig +time=1 +tries=1 +short myip.opendns.com @resolver1.opendns.com 2> /dev/null)"
+          [[ "$fresh_ip" =~ ^\; ]] && unset fresh_ip
+      fi
 
-    if [[ -z "$fresh_ip" ]] && type -p curl >/dev/null; then
-        fresh_ip="$(curl --max-time 10 -w '\n' "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
-    fi
+      if [[ -z "$fresh_ip" ]] && type -p curl >/dev/null; then
+          fresh_ip="$(curl --max-time 10 -w '\n' "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
+      fi
 
-    if [[ -z "$fresh_ip" ]] && type -p wget >/dev/null; then
-        fresh_ip="$(wget -T 10 -qO- "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
+      if [[ -z "$fresh_ip" ]] && type -p wget >/dev/null; then
+          fresh_ip="$(wget -T 10 -qO- "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
+      fi
     fi
     [[ -n $fresh_ip ]] && echo $fresh_ip > $POWERLEVEL9K_PUBLIC_IP_FILE
   fi