SeoLinkPager.php

<?php
/*
La finalidad de este pager es poder poner rel="prev | next" en los enalces de paginación, a raiz de:
http://googlewebmaster-es.blogspot.com.es/2012/04/video-sobre-paginacion-con-relnext-y.html
*/
class SeoLinkPager extends CLinkPager{

	public $headPrevNext = true;



	protected function createPageButton($label,$page,$class,$hidden,$selected){
		if($hidden || $selected)
			$class.=' '.($hidden ? self::CSS_HIDDEN_PAGE : self::CSS_SELECTED_PAGE);

		$linkAttrs = array();
		$pageUrl = $this->createPageUrl($page);
		if ($page == ($this->currentPage -1)){
			$linkAttrs['rel'] = 'prev';
			if ($this->headPrevNext)
				Yii::app()->clientScript->registerLinkTag('prev', null, Yii::app()->request->getHostInfo().$pageUrl);

		}
		elseif ($page == ($this->currentPage +1)){
			$linkAttrs['rel'] = 'next';
			if ($this->headPrevNext)
				Yii::app()->clientScript->registerLinkTag('next', null, Yii::app()->request->getHostInfo().$pageUrl);
		}

		return '<li class="'.$class.'">'.CHtml::link($label,$pageUrl, $linkAttrs).'</li>';
	}
}
?>