注：代码原作者为Feng Liu，我只是在他的基础上做更新而已

点击下载代码:twitter2renren

Update:
v1.5.1 – 修复了一个代码的bug，会导致提取到的check value不正确

#!/usr/bin/perl -w

# Twitter -> Xiaonei status sync tool.
# Version: 1.5.1

# Date 2010/07/26
# Original Author: Feng Liu <liufeng@cnliufeng.com>
# Updated by Rui Fu <freelz@gmail.com>

use utf8;
use Encode;
use LWP::Simple;
use HTML::Entities;

####################### Settings starts here #######################
# Set your base account information here. Don't show this to others!
my $twitter_account = '';
my $xiaonei_email = '';
my $xiaonei_passwd = '';

# some machine's wget is too old, so you may need to rebuild a newer
# version and indicate the path of your own wget here.
my $wget_cmd = 'wget';

# The program needs a log file for keeping the time of your last
# tweet. Otherwise you may get your xiaonei status updated to a same
# tweet. So please keep this file!
my $logfile = 'twxn.log';
######################## Settings ends here ########################

my $twitter_url = 'http://twitter.com/statuses/user_timeline/' . $twitter_account . '.xml';
my $statuses = get($twitter_url);
my @lines = split /\n/, $statuses;
my $latest_text = $lines[5];
my $latest_time = $lines[3];

if ($latest_text =~ /<text>(.*)<\/text>/) {
    $status = $1;
};
$text = decode_entities($status);

# If the log file doesn't exist, create a new one.
if (!(-e $logfile)) {
    open LOG,"> twxn.log" or die "ERROR: Cannot create log file.";
    close LOG;
    print "Created a new log file: $logfile\n";
}
open LOG, "< $logfile" || die "ERROR: Cannot open log file!";
$last_text = <LOG>;
close LOG;

#ignore the direct reply
if ($latest_text =~ /<text>@(.*)<\/text>/) {
	$last_text = $latest_text;
}

if ($last_text ne $latest_text) {
	if ($latest_text ne "") {
    my $login_cmd = $wget_cmd . ' --no-proxy -O renrenlogin.log --post-data="email=' . $xiaonei_email . '&password=' . $xiaonei_passwd . '&isplogin=true&origURL=http://www.renren.com/Home.do&domain=renren.com"  --keep-session-cookies --save-cookies=renrencookie http://passport.renren.com/PLogin.do';

system($login_cmd);

#get the check value
	open CHECKFILE, "< renrenlogin.log" || die "ERROR: Cannot open log file!";
	while (<CHECKFILE>)
	{
		$check_list = <CHECKFILE>;
		if ($check_list =~ /get_check:'([^']*)'/)
		{
			$get_check = $1;
			close CHECKFILE;
		}
	}

    my $post_cmd = $wget_cmd . ' --no-proxy -O renrenlogin1.log --post-data="c=' . $text . '&raw=' . $text . '&isAtHome=0&publisher_form_ticket=' . $get_check .'"  --keep-session-cookies --load-cookies=renrencookie http://status.renren.com/doing/update.do --referer=http://status.renren.com/ajaxproxy.htm';

    system($post_cmd);

    open LOG, "> $logfile" || die "ERROR: Cannot open log file!";
    print LOG $latest_text;
    close LOG;
	}
	if ($latest_text eq "") {
		print "Fucking dead!";
	}
}