#!/usr/bin/env ruby

require 'logger'
require 'rexml/document'
require 'svn/repos'
require 'svn/core'
require 'iconv'

# --- initialize the logger
HOOK_HOME = File.dirname(__FILE__)
LOGGER = Logger.new("#{HOOK_HOME}/svn.log")
LOGGER.level = Logger::DEBUG
LOGGER.debug( "#{__FILE__}##{__LINE__}: start with params #{$*}")

# --- open configuration file
CMD_NAME = File.basename(__FILE__, ".rb")
doc = REXML::Document.new File.new( File.join( HOOK_HOME, "#{CMD_NAME}.xml"))
phpPath = doc.elements['conf/php-path/text()'].to_s()
mantisPath = doc.elements['conf/mantis-path/text()'].to_s()
LOGGER.debug( "#{__FILE__}##{__LINE__}: config php=#{phpPath} mantis=#{mantisPath}")

# --- get commit log with the ruby api binding.
#     Don"t use svnlook log command that have bad encoding throught httpd Apache
#     http://svn.haxx.se/dev/archive-2004-09/0996.shtml
repos = Svn::Repos.open("#{ARGV[0]}")
commit_log = repos.prop(Svn::Core::PROP_REVISION_LOG, Integer(ARGV[1]))
LOGGER.debug( "#{__FILE__}##{__LINE__}: UNICODE result=#{commit_log}")

# --- convert Unicode to latin1 because mantis is not UTF-8 compliant
#     http://www.mantisbt.org/bugs/view.php?id=8733
c = Iconv.new('UTF-8', 'ISO-8859-1')
commit_log = c.iconv(commit_log)
LOGGER.debug( "#{__FILE__}##{__LINE__}: length=#{commit_log.strip.size()} result=#{commit_log}")

# --- submit the commit to mantis
command = "#{File.join( phpPath, 'php')} #{File.join( mantisPath, 'core/checkin.php')} <<< \"#{commit_log}\""
result = `#{command}`
LOGGER.debug( "#{__FILE__}##{__LINE__}: exit=(#{$?}) result=#{result}")

exit!(0)