How To: Twitter Spam

// simplepie makes the rss parsing very easy.
include_once( "libs/simplepie.inc" );
$keywords=
    array(
                    ‘fsbo’=>"Hey come check out great prices on real estate auctions: http://www.fsboauction.info"
);

$username = ‘fsbohomes’;
$password = ’somepassword’;

// read the public timeline. Note that this is cached for 60 seconds, so asking for it more often
// than that is silly. Also notice that it won’t catch _everything_ but you should get at least one a day.

$read=‘http://twitter.com/statuses/public_timeline.rss’;
$feed=new SimplePie( );
$feed->set_feed_url( $read );
$feed->set_cache_duration( 60 );
$feed->init();
$feed->handle_content_type();

$count=0;
foreach( $feed->get_items() as $item ){
// read the tweet.
                $tweet=$item->get_title();
// split it into username and the contents.
// we’ll be comparing our keywords against the contents and
// sending the username an @ message.
                list( $a, $t)=split(‘:’, $tweet, 2);
// I had a lot of multibyte-encoded lines but didn’t feel like parsing them.
// since I don’t speak the languages anyway.
                $e= mb_detect_encoding( $t );
                if ( $e == ‘ASCII’ ) {
// check each keyword
                    foreach( $keywords as $seek=>$message ){
                        $count++;
                        if ( strpos( $t, $seek ) !== false ) {
// if the keyword is found, send a message.
                                    $msg = ‘@’.$a.‘ ‘.$message;
                                    $msg = substr( $msg, 0, 140 );
                                    sendTweet( $msg );
                        }
                    }
                }
}
// http://twitter.com/statuses/public_timeline.format
// formats: xml, json, rss, atom

// this is from the twitter bot post referenced above
// it’s just a function for posting a twitter.
function sendTweet($msg){
                global $username;
                global $password;

    $url = ‘http://twitter.com/statuses/update.xml’;

    $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($curl_handle, CURLOPT_POSTFIELDS, "status=$msg");
    curl_setopt($curl_handle, CURLOPT_USERPWD, "$username:$password");
    $buffer = curl_exec($curl_handle);
    curl_close($curl_handle);
    if (empty($buffer)) {
        echo "failed\n";
    }
    else {
        echo "succeeded\n";
    }
}