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

class SQ_Models_Focuspages_Nofollow extends SQ_Models_Abstract_Assistant {

	protected $_category = 'nofollow';

	protected $_permalink = false;
	protected $_nofollow_links = false;
	protected $_dofollow_links = false;

	const INNERS_MINVAL = 100;

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

		if ( ! isset( $this->_audit->data ) ) {
			$this->_error = true;

			return;
		}

		$this->_permalink = ( isset( $this->_post->url ) && $this->_post->url <> '' ? $this->_post->url : $this->_audit->permalink );

		$this->_dofollow_links = array();
		if ( isset( $this->_audit->data->sq_seo_body->links_do_follow ) ) {
			$dofollow_links = json_decode( $this->_audit->data->sq_seo_body->links_do_follow, true );

			if ( ! empty( $dofollow_links ) ) {
				foreach ( $dofollow_links as $link ) {
					if ( parse_url( $link, PHP_URL_HOST ) && parse_url( home_url(), PHP_URL_HOST ) ) {
						$link  = str_replace( 'www.', '', parse_url( $link, PHP_URL_HOST ) );
						$hlink = str_replace( 'www.', '', parse_url( home_url(), PHP_URL_HOST ) );
						$slink = str_replace( 'www.', '', parse_url( site_url(), PHP_URL_HOST ) );

						//If it's not an exception link
						$exceptions = SQ_Classes_Helpers_Tools::getOption( 'sq_external_exception' );
						if ( ! empty( $exceptions ) ) {
							foreach ( $exceptions as $exception ) {
								if ( strpos( $exception, $link ) !== false ) {
									continue 2;
								}
							}
						}

						if ( $link <> $hlink && $link <> $slink && strpos( $link, '.' ) !== false ) {
							$this->_dofollow_links[] = $link;
						}
					}
				}
			}

		}

	}

	public function setTasks( $tasks ) {
		parent::setTasks( $tasks );

		$this->_tasks[ $this->_category ] = array(
			'externallinks' => array(
				'title'       => esc_html__( "Maintain authority", 'squirrly-seo' ),
				'value'       => ( $this->_dofollow_links && ! empty( $this->_dofollow_links ) ? '<br />' . esc_html__( "External Dofollow Links", 'squirrly-seo' ) . ':<br />' . join( '<br />', array_slice( array_unique( (array) $this->_dofollow_links ), 0, 50 ) ) : esc_html__( "No dofollow external links", 'squirrly-seo' ) ),
				'penalty'     => 5,
				'description' => sprintf( esc_html__( "TLDR: All outbound links need to have no-follow attribute. %s You've worked hard on your Focus Page. %s Now make sure that you're not letting that hard work go to waste, by sending out all your authority and Link Juice over to other pages from the web. %s The Focus Page needs to be the final page that Google Follows. It's an \"All Roads Lead to Rome\" kind of scenario. %s If you want your focus pages to get ranked better and have authority make sure that ALL outbound links have a no-follow attribute attached to them.", 'squirrly-seo' ), '<br /><br />', '<br /><br />', '<br /><br />', '<br /><br />' ),
			),
		);

	}

	/**
	 * Customize the tasks header
	 *
	 * @return string
	 */
	public function getHeader() {
		$header = '<li class="completed">';
		$header .= '<div class="font-weight-bold text-black-50 mb-1">' . esc_html__( "Current URL", 'squirrly-seo' ) . ': </div>';
		$header .= '<a href="' . $this->_post->url . '" target="_blank" style="word-break: break-word;">' . urldecode( $this->_post->url ) . '</a>';
		$header .= '</li>';

		return $header;
	}

	public function getTitle( $title ) {

		if ( ! $this->_completed && ! $this->_indexed ) {
			foreach ( $this->_tasks[ $this->_category ] as $task ) {
				if ( $task['completed'] === false ) {
					return '<img src="' . esc_url( _SQ_ASSETS_URL_ . 'img/assistant/tooltip.gif' ) . '" width="100">';
				}
			}
		}

		return parent::getTitle( $title );
	}

	/*********************************************/

	public function checkExternallinks( $task ) {
		if ( is_array( $this->_dofollow_links ) ) {
			if ( empty( $this->_dofollow_links ) ) {
				$task['completed'] = true;
			} else {
				$task['completed'] = false;
			}

			return $task;
		}

		//$task['error'] = true;
		return $task;
	}

}