live_league_signature.php

<?php

// Configuration values
define( 'WEBAPIKEY', 'YOURAPIKEYHERE_YOURAPIKEYHERE_YOURAPIKEYHERE' );

// Set up our cache backing
$mc = new Memcached();
$mc->addServer( "localhost", 11211 );

function MakeTemplateImage()
{
	$canvas = new Imagick();
	$canvas->newPseudoImage( 500, 70, "gradient:#242C30-#000000" );
	$canvas->borderImage( "black", 1, 1 );

	// Draw a box to put the logo in
	$logoColorBorder = new ImagickPixel( "#555555" );
	$logoBoxDraw = new ImagickDraw();
	$logoBoxDraw->setFillColor( "#000000" );
	$logoBoxDraw->setStrokeColor( $logoColorBorder );
	$logoBoxDraw->setStrokeWidth( 1 );
	$logoBoxDraw->rectangle( -1, -1, 71, 72 );
	$canvas->drawImage( $logoBoxDraw );

	$logo = new Imagick( "dota2_logo.png" );
	$canvas->compositeImage( $logo, imagick::COMPOSITE_OVER, 16, 14 );

	// Add a DOTA2.COM link
	$fontColorDark = new ImagickPixel( "#656565" );
	$urlDraw = new ImagickDraw();
	$urlDraw->setFontSize( 9.1 );
	$urlDraw->setFontWeight( 900 );
	$urlDraw->setFillColor( $fontColorDark );

	$urlDraw->setTextAlignment( 2 /* CENTER */);
	$urlDraw->annotation( 36, 66, "DOTA2.COM" );

	$canvas->drawImage( $urlDraw );

	return $canvas;
}


$gif = new Imagick();
$gif->setFormat( "gif" );

// Get the list of leagues from the cache or WebAPI.
$leagueContents = $mc->get( "league_contents" );
if ( $leagueContents === false )
{
	$leagueContents = file_get_contents( "http://api.steampowered.com/IDOTA2Match_570/GetLeagueListing/V001/?language=en&key=" . WEBAPIKEY );
	$mc->set( "league_contents", $leagueContents, 60 * 60 * 1 /* 1 hour */ );
}
$data = json_decode( $leagueContents, true );

// Construct a mapping from the league ID to names.
$leagueIDToName = array();
if ( isset( $data["result"]["leagues"] ) )
{
	foreach ( $data["result"]["leagues"] as $league )
	{
		$leagueIDToName[$league["leagueid"]] = $league["name"];
	}
}

// Get the list of live league games from the cache or WebAPI.
$liveGamesContents = $mc->get( "live_games_contents" );
if ( $liveGamesContents === false )
{
	$liveGamesContents = file_get_contents( "http://api.steampowered.com/IDOTA2Match_570/GetLiveLeagueGames/V001/?language=en&key=" . WEBAPIKEY );
	$mc->set( "live_games_contents", $liveGamesContents, 60 * 3 /* 3 minutes */ );
}
$data = json_decode( $liveGamesContents, true );

if ( isset( $data["result"]["games"] ) && !empty( $data["result"]["games"] ) )
{
	foreach ( $data["result"]["games"] as $game )
	{
		$canvas = MakeTemplateImage();

		$fontColorBright = new ImagickPixel( "#EEEEDD" );
		$fontColorDark = new ImagickPixel( "#A2A2A2" );
		$fontColor = new ImagickPixel( "#BFBFBF" );

		$draw = new ImagickDraw();
		$draw->setFontSize( 22 );
		$draw->setFontWeight( 600 );
		$draw->setFillColor( $fontColorBright );

		$draw->setTextAlignment( 2 /* CENTER */);
		$draw->annotation( 277, 30, isset( $leagueIDToName[$game["league_id"]] ) ? $leagueIDToName[$game["league_id"]] : "Unknown League" );

		$draw->setFontSize( 18 );
		$draw->setFontWeight( 600 );
		$draw->setFillColor( $fontColor );

		$draw->setTextAlignment( 1 /* LEFT */);
		$draw->annotation( 95, 60, $game["dire_team"]["team_name"] );

		$draw->setTextAlignment( 2 /* CENTER */);
		$draw->setFillColor( $fontColorDark );
		$draw->setFontWeight( 100 );
		$draw->annotation( 277, 60, "vs" );
		$draw->setFontWeight( 600 );
		$draw->setFillColor( $fontColor );

		$draw->setTextAlignment( 3 /* RIGHT */);
		$draw->annotation( 460, 60, $game["radiant_team"]["team_name"] );

		$canvas->drawImage( $draw );

		$drawColorBorder = new ImagickPixel( "#852222" );

		// Draw a box to put the live text in
		$liveBoxDraw = new ImagickDraw();
		$liveBoxDraw->setFillColor( "#000000" );
		$liveBoxDraw->setStrokeColor( $drawColorBorder );
		$liveBoxDraw->setStrokeWidth( 1 );
		$liveBoxDraw->rectangle( 484, -1, 502, 72 );

		$canvas->drawImage( $liveBoxDraw );

		// Draw some text showing it's a live game
		$fontColorRed = new ImagickPixel( "#FF1111" );

		$liveDraw = new ImagickDraw();
		$liveDraw->setFontSize( 9.1 );
		$liveDraw->setFontWeight( 900 );
		$liveDraw->setFillColor( $fontColorRed );

		$liveDraw->setTextAlignment( 1 /* LEFT */);
		$liveDraw->rotate( 270 );
		$liveDraw->annotation( -67, 497, "LIVE MATCH!" );

		$canvas->drawImage( $liveDraw );


		$canvas->setImageFormat( "gif" );
		$canvas->setImageDelay( 350 );
		$gif->addImage( $canvas );
	}
}
else
{
	$canvas = MakeTemplateImage();

	$fontColor = new ImagickPixel( "#777777" );

	$draw = new ImagickDraw();
	$draw->setFontSize( 22 );
	$draw->setFontWeight( 100 );
	$draw->setFillColor( $fontColor );

	$draw->setTextAlignment( 2 /* CENTER */);
	$draw->annotation( 280, 43, "No live league games running" );

	$canvas->drawImage( $draw );

	$canvas->setImageFormat( "gif" );
	$gif->addImage( $canvas );
}

header( "Content-Type: image/gif" );
header( "Expires: " . gmdate( "D, d M Y H:i:s \G\M\T", time() + ( 3 * 60 /* 3 minutes */ ) ) );
echo $gif->getImagesBlob();

?>