<?php

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/**

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* WPSEO plugin file.

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*

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* @package WPSEO\Admin

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*/

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/**

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* Base class for metabox that consist of multiple sections.

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*/

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abstract class WPSEO_Abstract_Metabox_Tab_With_Sections implements WPSEO_Metabox_Section {

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/**

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* Holds the name of the tab.

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*

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* @var string

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*/

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public $name;

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/**

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* Holds the HTML of the tab header.

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*

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* @var string

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*/

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protected $link_content;

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/**

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* Holds the name of the tab header.

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*

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* @var string

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*/

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protected $link_title;

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/**

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* Holds the classname of the tab header.

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*

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* @var string

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*/

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protected $link_class;

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/**

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* Holds the aria label of the tab header.

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*

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* @var string

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*/

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protected $link_aria_label;

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/**

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* Constructor.

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*

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* @param string $name The name of the section, used as an identifier in the html.

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* Can only contain URL safe characters.

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* @param string $link_content The text content of the section link.

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* @param array $options Optional link attributes.

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*/

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public function __construct( $name, $link_content, array $options = [] ) {

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$default_options = [

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'link_title' => '',

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'link_class' => '',

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'link_aria_label' => '',

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];

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$options = array_merge( $default_options, $options );

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$this->name = $name;

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$this->link_content = $link_content;

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$this->link_title = $options['link_title'];

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$this->link_class = $options['link_class'];

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$this->link_aria_label = $options['link_aria_label'];

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}

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/**

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* Outputs the section link if any section has been added.

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*

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* @return void

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*/

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public function display_link() {

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if ( $this->has_sections() ) {

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printf(

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'<li role="presentation"><a role="tab" href="#wpseo-meta-section-%1$s" id="wpseo-meta-tab-%1$s" aria-controls="wpseo-meta-section-%1$s" class="wpseo-meta-section-link %2$s"%3$s%4$s>%5$s</a></li>',

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esc_attr( $this->name ),

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esc_attr( $this->link_class ),

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( $this->link_title !== '' ) ? ' title="' . esc_attr( $this->link_title ) . '"' : '',

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( $this->link_aria_label !== '' ) ? ' aria-label="' . esc_attr( $this->link_aria_label ) . '"' : '',

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$this->link_content

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);

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}

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}

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/**

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* Checks whether the tab has any sections.

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*

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* @return bool Whether the tab has any sections

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*/

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abstract protected function has_sections();

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}

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