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Current File : /home/ereika83/public_html/wp-content/plugins/squirrly-seo/models/services/Canonical.php

<?php
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );

class SQ_Models_Services_Canonical extends SQ_Models_Abstract_Seo {


	public function __construct() {
		parent::__construct();

		if ( isset( $this->_post->sq->doseo ) && $this->_post->sq->doseo ) {
			if ( ! $this->_post->sq->do_metas ) {
				add_filter( 'sq_canonical', array( $this, 'returnFalse' ) );

				return;
			}

			add_filter( 'sq_canonical', array( $this, 'generateCanonical' ) );
			add_filter( 'sq_canonical', array( $this, 'packCanonical' ), 99 );
		} else {
			add_filter( 'sq_canonical', array( $this, 'returnFalse' ) );
		}
	}

	public function generateCanonical( $canonical = '' ) {
		if ( SQ_Classes_Helpers_Tools::getOption( 'sq_auto_canonical' ) && isset( $this->_post->sq->canonical ) && $this->_post->sq->canonical <> '' ) {
			$canonical = esc_url( $this->_post->sq->canonical );
		} elseif ( isset( $this->_post->url ) && $this->_post->url <> '' ) {
			$canonical = urldecode( esc_url( $this->_post->url ) );
		}

		return apply_filters( 'sq_canonical_url', $canonical );
	}

	public function packCanonical( $canonical = '' ) {
		if ( $canonical <> '' ) {
			return sprintf( "<link rel=\"canonical\" href=\"%s\" />", $canonical );
		}

		return false;
	}
}