curl -u   USUARIO:PASSWORD   -d status="Hola desde curl. MENSAJE AQUI" http://api.twitter.com/1/statuses/update.json

<?php
//
// change Facebook status with curl
// Thanks to Alste (curl stuff inspired by nexdot.net/blog)
 
function setFacebookStatus($status, $login_email, $login_pass) {
echo "Entra";
   $debug = false;
   //CURL stuff
   //This executes the login procedure
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL, 'https://login.facebook.com/login.php?m&amp;next=http%3A%2F%2Fm.facebook.com%2Fhome.php');
   curl_setopt($ch, CURLOPT_POSTFIELDS, 'email=' . urlencode($login_email) . '&pass=' . urlencode($login_pass) . '&login=' . urlencode("Log in"));
   curl_setopt($ch, CURLOPT_POST, 1);
   curl_setopt($ch, CURLOPT_HEADER, 0);
   //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
   curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
   curl_setopt($ch, CURLOPT_COOKIEJAR, "my_cookies.txt");
   curl_setopt($ch, CURLOPT_COOKIEFILE, "my_cookies.txt");
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
   //make sure you put a popular web browser here (signature for your web browser can be retrieved with 'echo $_SERVER['HTTP_USER_AGENT'];'
   curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.12) Gecko/2009070611 Firefox/3.0.12");
   curl_exec($ch);
 
   //This executes the status update
   curl_setopt($ch, CURLOPT_POST, 0);
   curl_setopt($ch, CURLOPT_URL, 'http://m.facebook.com/home.php');
   $page = curl_exec($ch);
 
   curl_setopt($ch, CURLOPT_POST, 1);
   //this gets the post_form_id value
   preg_match("/input type=\"hidden\" name=\"post_form_id\" value=\"(.*?)\"/", $page, $form_id);
   //we'll also need the exact name of the form processor page
   preg_match("/form action=\"(.*?)\"/", $page, $form_num);
 
   curl_setopt($ch, CURLOPT_POSTFIELDS, 'post_form_id=' . $form_id[1] . '&status=' . urlencode($status) . '&update=' . urlencode("Update status"));
   //set url to form processor page
   curl_setopt($ch, CURLOPT_URL, 'http://m.facebook.com' . $form_num[1]);
   curl_exec($ch);
 
   if ($debug) {
       //show information regarding the request
       print_r(curl_getinfo($ch));
       echo curl_errno($ch) . '-' . curl_error($ch);
       echo "<br><br>Your Facebook status seems to have been updated.";
   }
   //close the connection
   curl_close($ch);
}
 
setFacebookStatus("Esto es una prueba de publicacion automática desde línea de comandos", "CUENTA_FACEBOOK","CLAVE_FACEBOOK" );