Added TOTP OAuth Token Generator plugin (#875)

* Added TOTP OAuth Token Generator plugin

* Updating the oathtool path to /usr/local/bin/oathtool so it's more likely to work on newer versions of oathtool

* Updting the variable name vpnsecrets to totp_secrets

Dev/TOTPOpenAuth/totp.20s.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+
+# <bitbar.title>Authenticator</bitbar.title>
+# <bitbar.version>v0.1</bitbar.version>
+# <bitbar.author>Gunasekaran Namachivayam</bitbar.author>
+# <bitbar.author.github>gunasekar</bitbar.author.github>
+# <bitbar.desc>This plugin will generate the TOTP tokens and allows to copy them to clipboard</bitbar.desc>
+
+# Hack for language not being set properly and unicode support
+export LANG="${LANG:-en_US.UTF-8}"
+
+# update the key value pairs as per your requirement
+# Key - for your reference to identify a TOTP Account
+# Value - base32 secret key corresponding to the TOTP Account
+totp_secrets=( "OpenVPN:2b2drladcdoxtpheuom6t4zjsr6tq7ix"
+        "BitBucket:2b2drladcdoxtpheuom6t4zjsr6tq7ix"
+        "GitHub:2b2drladcdoxtpheuom6t4zjsr6tq7ix"
+        "Okta:2b2drladcdoxtpheuom6t4zjsr6tq7ix"
+        "GrabTaxi:2b2drladcdoxtpheuom6t4zjsr6tq7ix" )
+
+# oath-toolkit needs to be installed. Use 'brew install oath-toolkit'
+# update the appropriate path of oathtool binary below
+oathtool="/usr/local/bin/oathtool"
+
+function get-totp {
+  $oathtool --totp -b "$1"
+}
+
+if [[ "$1" == "copy" ]]; then
+  echo -n "$(echo -n "$2")" | pbcopy
+  exit
+fi
+
+echo "⏳"
+echo '---'
+echo "Clear Clipboard | bash='$0' param1=copy param2=' ' terminal=false"
+echo "---"
+
+for secret in "${totp_secrets[@]}" ; do
+    KEY="${secret%%:*}"
+    VALUE="${secret##*:}"
+    token=$( get-totp "$VALUE" )
+    echo "$KEY | bash='$0' param1=copy param2='$token' terminal=false"
+done