Performs a recursive scan from the current directory for the specified file and outputs matched files and plugin version

check_plugin_version.sh

#!/bin/sh
#
# Author: Peter Toi
# Source: https://gist.github.com/petertoi/79d77b041f1f8f93c456
#
# Usage 1: $ check_plugin_version.sh			# No argument will prompt for plugin file name
# Usage 2: $ check_plugin_version.sh pluginfile  	# Skip the prompts by including the file name as an argument

if [ "$#" -eq 1 ]
then
	pluginfile=$1
else
	echo "Main plugin PHP file name (Ex: wp-seo.php): "
	read pluginfile
fi
for filename in $(find ./ -type f -name $pluginfile)
    do
       	echo "$filename:$(head -n 20 $filename | grep "Version")"
    done