Facebook Like module for Processwire

example_template.php

<div class="page">
	<h1><?=$page->title?></h1>
	<h3><?=$page->created?></h3>
	<?=$page->body?>

	<?=$modules->get('FacebookLike')->render();?>
</div>

FacebookLike.module

<?php

class FacebookLike extends WireData implements Module {
	
	public static function getModuleInfo() {

		return array(
			'title' => 'Facebook Like Button', 
			'version' => 101, 
			'summary' => 'Display Facebook like buttons on your Processwire site.',
			'href' => 'http://www.alasdairmonk.com',
			'singular' => false, 
			'autoload' => false, 
			);
	}

	public function init() {
		$this->set('url', '');
		$this->set('layout', 'button_count');
		$this->set('showFaces', 'false');
		$this->set('width', '150');
		$this->set('height', '21');
		$this->set('font', 'Arial');
	}
	
	public function ___render() {
		// If there's no url supplied, we'll assume the user means the current page
		if(!$this->url) $this->url = $this->page->url;
		
		// Build the iframe
		$iframe = '<iframe src="http://www.facebook.com/plugins/like.php?href='.$this->url.'&amp;layout='.$this->layout.'&amp;show_faces='.$this->showFaces.'&amp;width='.$this->width.'&amp;action=like&amp;font='.$this->font.'&amp;colorscheme=light&amp;height='.$this->height.'" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:'.$this->width.'px; height:'.$this->height.'px;" allowtransparency="true"></iframe>';
		return $iframe;
	}
}