Find last subversion commit by a given user

gistfile1.rb

#!/usr/bin/env ruby

# Give me a username and how many days back you want me to search, 
# and I'll tell you when this user last made a commit to a given repository.
# Deal?

# Usage: ./last_commit.rb -b 10 -u <SVN Username> -r http://svn/trunk

require 'rubygems'
require 'activesupport'
require 'optparse'
require 'hpricot' # _why :)

options = {}
OptionParser.new do |opts|
  opts.banner = "Usage: last_commit.rb [options]"
  opts.on("-b", "--back [DAYS]", "How many days to search back") do |days|
    options[:days] = days.to_i
  end
  opts.on("-u", "--user [USER]", "User to search for") do |user|
    options[:user] = user
  end
  opts.on("-r", "--r [URL]", "URL for repo to search") do |url|
    options[:url] = url
  end
end.parse!

tr = '%Y-%m-%d %H:%M:%S +0000'
start_date = Time.now.strftime(tr)
end_date = (Time.now - options[:days].days).strftime(tr)

doc = `svn log #{options[:url]} --xml -r "{#{start_date}}:{#{end_date}}"`
log = Hpricot(doc)

authors = log.search('//author')
authors.each_with_index do |a, i|
  if a.inner_html == options[:user]
    committed_at = a.parent.search('//date').inner_html.to_time
    message = a.parent.search('//msg').inner_html
    revision = a.parent["revision"]
    puts "\nLast commit by #{options[:user]}: #{committed_at}"
    puts "#{revision}: #{message}\n\n"
    break
  end
  
  if i == authors.length-1
    puts "Couldn't find a last commit for #{options[:user]} in the last #{options[:days]} days"
  end
end