<?php
// Set the content-type
header("Content-type: image/png");
header('Cache-Control: no-cache');
header('Pragma: no-cache');
error_reporting(E_ERROR);

// Magpie RSS is the only thing that isn't php4 default here. 
require_once '/nfsn/content/oncemore/htdocs/mod/rss_fetch.inc';

// change this to wherever your twitter feed lives 
$rss = fetch_rss('http://twitter.com/statuses/user_timeline/940.atom');

// look at the above feed. every item goes something like "username: status update"
// put username in this variable
$twitter_user_name = "jason rhyley";

// Replace path by your own font path 
// You can find lacuna at http://www.dafont.com/lacuna.font
$font = '/nfsn/content/oncemore/htdocs/mod/lacuna.ttf';

// various settings
$line_height = 21;
$font_size_in_points = 12;
$font_size_in_pixels = 18;
$font_em_in_pixels = 7.7;

if ($rss && count($rss->items)){
	$item = array_slice($rss->items, 0, 1);
	$text = $item[0][title];
	$text = substr($text, strlen($twitter_user_name)+2);
	$text = wordwrap ($text, 43, "\n", 1);
	$text = explode("\n", $text);
	
	$height = ($line_height * count($text)) + ($line_height*2);

	// Create the image
	$im = imagecreatetruecolor( 330, $height );

	// Create some colors
	$bg = imagecolorallocate($im, 0, 0, 0);
	imagecolortransparent($im, $bg);
	$fg1 = imagecolorallocate($im, 255, 255, 255);
	$fg0 = imagecolorallocate($im, 153, 153, 153);
	$fg2 = imagecolorallocate($im, 102, 102, 102);
	imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $bg);

	// Add the text
	
	imagettftext($im, 12, 0, 111, 18, $fg0, $font, "Current Status:");
	for ($i=0;$i <= count($text);$i++) {
		$x = round( 165 - ((strlen($text[$i])*7.7) / 2) );
		$y = 18 * ($i+2);
		imagettftext($im, 12, 0, $x, $y, $fg1, $font, $text[$i]);
	}
	
	# relative dates
	$then = @parse_w3cdtf($item[0]['published']);
	$now = time();
	
	$diff = $now - $then;
	$months = floor($diff/2592000);
	$diff -= $months*2419200;
	$weeks = floor($diff/604800);
	$diff -= $weeks*604800;
	$days = floor($diff/86400);
	$diff -= $days*86400;
	$hours = floor($diff/3600);
	$diff -= $hours*3600;
	$minutes = floor($diff/60);
	$diff -= $minutes*60;
	$seconds = $diff;

	if ($months>0) {
		// over a month old, just show date
		$dateline = "on " . date('F jS, Y', $then);
	} else {
	if ($weeks>0) {
	    // weeks and days
	    $relative_date .= ($relative_date?', ':'').$weeks.' week'.($weeks>1?'s':'');
	    $relative_date .= $days>0?($relative_date?', ':'').$days.' day'.($days>1?'s':''):'';
	} elseif ($days>0) {
	    // days and hours
	    $relative_date .= ($relative_date?', ':'').$days.' day'.($days>1?'s':'');
	} elseif ($hours>0) {
	    // hours and minutes
	    $relative_date .= ($relative_date?', ':'').$hours.' hour'.($hours>1?'s':'');
	} elseif ($minutes>0) {
	    // minutes only
	    $relative_date .= ($relative_date?', ':'').$minutes.' minute'.($minutes>1?'s':'');
	} else {
	    // seconds only
	    $relative_date .= ($relative_date?', ':'').$seconds.' second'.($seconds>1?'s':'');
	}
	}
	// show relative date and add proper verbiage
	$dateline = "posted " . $relative_date.' ago';
	
	imagettftext($im, $font_size_in_points, 0, (327 - round(strlen($dateline)*$font_em_in_pixels)), ($font_size_in_pixels * ($i+1)), $fg2, $font, $dateline);
		
	// Using imagepng() results in clearer text compared with imagejpeg()
	imagepng($im);
	imagedestroy($im);
}
?>