<?php

function bfa_footer_page_links($matches) {

	$page_id = $matches[1];

	$page_data = get_page($page_id, ARRAY_A);

	$page_title = $page_data['post_title'];

	$page_url = get_permalink($page_id);

	return '<a href="' . $page_url . '">' . $page_title . '</a>'; 

}

function bfa_footer() {

	global $bfa_ata, $post;

    $homeURL = get_home_url();  

	$footer_content = $bfa_ata['footer_style_content'];

	// page links

	if ( strpos($footer_content,'%page') !== FALSE ) {

		$footer_content = preg_replace_callback("|%page-(.*?)%|","bfa_footer_page_links",$footer_content);

	}

	// home link

	if ( strpos($footer_content,'%home%') !== FALSE ) {

		ob_start();

			echo '<a href="' . $homeURL . '/">'; bloginfo('name'); echo '</a>';

			$footer_home_link = ob_get_contents(); 

		ob_end_clean();	

		$footer_content = str_replace("%home%", $footer_home_link, $footer_content);

	}

	// login/logout link

	if ( strpos($footer_content,'%loginout%') !== FALSE ) {

		ob_start(); 

			wp_loginout(); 

			$loginout_link = ob_get_contents(); 

		ob_end_clean();

		if ( $bfa_ata['nofollow'] == "Yes" ) { 

			$loginout_link = str_replace(' href=', ' rel="nofollow" href=', $loginout_link); 

		}

		$footer_content = str_replace("%loginout%",  $loginout_link, $footer_content);

	}

	// register link

	if ( strpos($footer_content,'%register%') !== FALSE ) {

		ob_start(); 

			wp_register(); 

			$register_link = ob_get_contents(); 

		ob_end_clean();

		$register_link = str_replace( array('<li>', '</li>'), '', $register_link);

		if ( $bfa_ata['nofollow'] == "Yes" ) { 

			$register_link = str_replace(' href=', ' rel="nofollow" href=', $register_link); 

		}

		$footer_content = str_replace("%register%",  $register_link, $footer_content);	

	}

	/* LEGACY up to Atahualpa 3.2 admin link and register link were two different tags, 

	now they're combined into one tag %register% mimicking the wp_register() function */

	if ( strpos($footer_content,'%admin%') !== FALSE ) {

		ob_start(); 

			wp_register(); 

			$admin_link = ob_get_contents(); 

		ob_end_clean();

		$admin_link = str_replace( array('<li>', '</li>'), '', $admin_link);

		if ( $bfa_ata['nofollow'] == "Yes" ) { 

			$admin_link = str_replace(' href=', ' rel="nofollow" href=', $admin_link); 

		}

		$footer_content = str_replace("%admin%",  $admin_link, $footer_content);		

	}

	// RSS link

	if ( strpos($footer_content,'%rss%') !== FALSE ) {

		ob_start();

			bloginfo('rss2_url');

			$footer_rss2_url = ob_get_contents(); 

		ob_end_clean();

		$footer_content = str_replace("%rss%", $footer_rss2_url, $footer_content);

	}

	// Comments RSS link

	if ( strpos($footer_content,'%comments-rss%') !== FALSE ) {

		ob_start();

			bloginfo('comments_rss2_url');

			$footer_comments_rss2_url = ob_get_contents(); 

		ob_end_clean();

		$footer_content = str_replace("%comments-rss%", $footer_comments_rss2_url, $footer_content);

	}

	// Current Year

	$footer_content = str_replace("%current-year%",  date('Y'), $footer_content);

		// Parse widget areas:

	$result = bfa_parse_widget_areas( bfa_footer_output($footer_content) );

	return $result;

}

?>