#!/usr/bin/env ruby

STDOUT.sync=true

if ARGV.size == 0
  puts "Usage: findit where pattern"
  puts "findit -h for help"
  exit
elsif ARGV.first =~ /^(-h|--help)$/
  puts "Usage: findit where pattern"
  puts
  puts "findit finds all files matching the contents of"
  puts "pattern starting in the where directory. It searches"
  puts "recursively throughout the where directory."
  puts
  puts "Options:"
  puts "  -h, --help shows this help"
  puts
  puts "Example:"
  puts "  Find all files whose contains match 'abc def ghi':"
  puts "    findit ./ abc def ghi"
  puts
  puts "Files whose name matches the below patterns will be"
  puts "ignored:"
  DATA.each { |pattern| puts "  #{pattern}" }
  puts
  puts "findit is a wrapper to find and grep."
  puts
  puts "Author: zach.dennis@gmail.com"
  exit
end

where = ARGV.shift
what = "'" + ARGV.join( " " ) + "'"
ignore = DATA.readlines.map{|line| line.chomp}.join("|")
cmd = "find #{where} -type f -exec grep -Hn #{what} {} \\; | grep -E -v \"#{ignore}\""

system cmd

# file patterns to ignore
__END__
\\.svn
\\.log
\\.project
CVS
\\.dylib
\\.o