<?php

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namespace Yoast\WP\SEO\Presenters;

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use Yoast\WP\SEO\Presentations\Indexable_Presentation;

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/**

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* Presenter class for the meta description.

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*/

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class Meta_Description_Presenter extends Abstract_Indexable_Tag_Presenter {

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/**

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* The tag key name.

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*

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* @var string

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*/

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protected $key = 'description';

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/**

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* Returns the meta description for a post.

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*

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* @return string The meta description tag.

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*/

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public function present() {

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$output = parent::present();

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if ( ! empty( $output ) ) {

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return $output;

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}

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if ( \current_user_can( 'wpseo_manage_options' ) ) {

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return '<!-- '

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. \sprintf(

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/* translators: %1$s resolves to Yoast SEO, %2$s resolves to the Settings submenu item. */

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\esc_html__( 'Admin only notice: this page does not show a meta description because it does not have one, either write it for this page specifically or go into the [%1$s - %2$s] menu and set up a template.', 'wordpress-seo' ),

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\esc_html__( 'Yoast SEO', 'wordpress-seo' ),

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\esc_html__( 'Settings', 'wordpress-seo' )

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)

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. ' -->';

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}

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return '';

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}

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/**

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* Run the meta description content through replace vars, the `wpseo_metadesc` filter and sanitization.

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*

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* @return string The filtered meta description.

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*/

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public function get() {

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$meta_description = $this->replace_vars( $this->presentation->meta_description );

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/**

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* Filter: 'wpseo_metadesc' - Allow changing the Yoast SEO meta description sentence.

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*

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* @param string $meta_description The description sentence.

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* @param Indexable_Presentation $presentation The presentation of an indexable.

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*/

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$meta_description = \apply_filters( 'wpseo_metadesc', $meta_description, $this->presentation );

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$meta_description = $this->helpers->string->strip_all_tags( \stripslashes( $meta_description ) );

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return \trim( $meta_description );

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}

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}

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