wicked wp poster dont post the post content to twitter

Hello plaese i was try more plugins to post the post content to twitter but i dont found any plugin can send the post content specialist from api for that i want any one to help me by say to me how to make wickedwpposter plugin to send post conent to twitter not post title i think the develop will be in this code
What the function can i change to make this plugin send post content not post title ?

function socialize($post_ID)  {
    global $twitter_username, $twitter_password, $tumblr_email, $tumblr_password, $delicious_username, $delicious_password, $diigo_username, $diigo_password, $tags;
    $post_title    = stripslashes($_POST['post_title']);
    $post_title    = html_entity_decode($post_title);
    $tumblr_text    = html_entity_decode($_POST[content]);
    $tumblr_text = strip_tags($tumblr_text);
    $tumblr_text = nl2br($tumblr_text);
    $tumblr_text = substr($tumblr_text, 0,200);
    $permalink = get_permalink($post_ID);
    $tumblr_text .= "<br />Read more at the source: <a target=_blank href=$permalink>$post_title</a>";
    $tw_title = substr($post_title, 0,70);

    // Send to Twitter
    if($twitter_username && $twitter_password){
    $message = "$tw_title $permalink";
    // The twitter API address
    $url = 'https://twitter.com/statuses/update.xml';
    // Alternative JSON version
    // $url = 'https://twitter.com/statuses/update.json';
    // Set up and execute the curl process
    $curl_handle = curl_init();
    curl_setopt($curl_handle, CURLOPT_URL, "$url");
    curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, 2);
    curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl_handle, CURLOPT_POST, 1);
    curl_setopt($curl_handle, CURLOPT_POSTFIELDS, "status=$message");
    curl_setopt($curl_handle, CURLOPT_USERPWD, "$twitter_username:$twitter_password");
    $buffer = curl_exec($curl_handle);
    curl_close($curl_handle);