<?php

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namespace Yoast\WP\SEO\Presenters\Admin;

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use WPSEO_Admin_Asset_Manager;

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use Yoast\WP\SEO\Presenters\Abstract_Presenter;

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/**

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* Represents the presenter class for Help link.

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*/

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class Help_Link_Presenter extends Abstract_Presenter {

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/**

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* Help link.

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*

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* @var string

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*/

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private $link;

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/**

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* Help link visually hidden text.

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*

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* @var string

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*/

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private $link_text;

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/**

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* Whether the Help link opens in a new browser tab.

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*

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* @var bool

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*/

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private $opens_in_new_browser_tab;

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/**

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* An instance of the WPSEO_Admin_Asset_Manager class.

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*

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* @var WPSEO_Admin_Asset_Manager

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*/

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private $asset_manager;

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/**

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* Help_Link_Presenter constructor.

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*

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* @param string $link Help link.

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* @param string $link_text Help link visually hidden text.

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* @param bool $opens_in_new_browser_tab Whether the link opens in a new browser tab. Default true.

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*/

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public function __construct( $link = '', $link_text = '', $opens_in_new_browser_tab = true ) {

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$this->link = $link;

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$this->link_text = $link_text;

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$this->opens_in_new_browser_tab = $opens_in_new_browser_tab;

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if ( ! $this->asset_manager ) {

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$this->asset_manager = new WPSEO_Admin_Asset_Manager();

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}

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$this->asset_manager->enqueue_style( 'admin-global' );

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}

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/**

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* Presents the Help link.

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*

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* @return string The styled Help link.

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*/

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public function present() {

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if ( $this->link === '' || $this->link_text === '' ) {

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return;

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}

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$target_blank_attribute = '';

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$new_tab_message = '';

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if ( $this->opens_in_new_browser_tab ) {

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$target_blank_attribute = ' target="_blank"';

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/* translators: Hidden accessibility text. */

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$new_tab_message = ' ' . \__( '(Opens in a new browser tab)', 'wordpress-seo' );

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}

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return \sprintf(

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'<a href="%1$s"%2$s class="yoast_help yoast-help-link dashicons"><span class="yoast-help-icon" aria-hidden="true"></span><span class="screen-reader-text">%3$s</span></a>',

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\esc_url( $this->link ),

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$target_blank_attribute,

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\esc_html( $this->link_text . $new_tab_message )

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);

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}

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}

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