114 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			114 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?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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| /**
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|  * Represents the yoast columns.
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|  */
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| class WPSEO_Yoast_Columns implements WPSEO_WordPress_Integration {
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| 
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| 	/**
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| 	 * Registers all hooks to WordPress.
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| 	 */
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| 	public function register_hooks() {
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| 		add_action( 'load-edit.php', [ $this, 'add_help_tab' ] );
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| 	}
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| 
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| 	/**
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| 	 * Adds the help tab to the help center for current screen.
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| 	 */
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| 	public function add_help_tab() {
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| 		$link_columns_present = $this->display_links();
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| 		$meta_columns_present = $this->display_meta_columns();
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| 		if ( ! ( $link_columns_present || $meta_columns_present ) ) {
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| 			return;
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| 		}
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| 
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| 		$help_tab_content = sprintf(
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| 			/* translators: %1$s: Yoast SEO */
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| 			__( '%1$s adds several columns to this page.', 'wordpress-seo' ),
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| 			'Yoast SEO'
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| 		);
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| 
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| 		if ( $meta_columns_present ) {
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| 			$help_tab_content .= ' ' . sprintf(
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| 				/* translators: %1$s: Link to article about content analysis, %2$s: Anchor closing */
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| 				__( 'We\'ve written an article about %1$show to use the SEO score and Readability score%2$s.', 'wordpress-seo' ),
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| 				'<a href="' . WPSEO_Shortlinker::get( 'https://yoa.st/16p' ) . '">',
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| 				'</a>'
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| 			);
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| 		}
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| 
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| 		if ( $link_columns_present ) {
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| 			$help_tab_content .= ' ' . sprintf(
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| 				/* translators: %1$s: Link to article about text links, %2$s: Anchor closing tag, %3$s: Emphasis open tag, %4$s: Emphasis close tag */
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| 				__( 'The links columns show the number of articles on this site linking %3$sto%4$s this article and the number of URLs linked %3$sfrom%4$s this article. Learn more about %1$show to use these features to improve your internal linking%2$s, which greatly enhances your SEO.', 'wordpress-seo' ),
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| 				'<a href="' . WPSEO_Shortlinker::get( 'https://yoa.st/16p' ) . '">',
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| 				'</a>',
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| 				'<em>',
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| 				'</em>'
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| 			);
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| 		}
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| 
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| 		$screen = get_current_screen();
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| 		$screen->add_help_tab(
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| 			[
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| 				/* translators: %s expands to Yoast */
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| 				'title'    => sprintf( __( '%s Columns', 'wordpress-seo' ), 'Yoast' ),
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| 				'id'       => 'yst-columns',
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| 				'content'  => '<p>' . $help_tab_content . '</p>',
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| 				'priority' => 15,
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| 			]
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| 		);
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| 	}
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| 
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| 	/**
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| 	 * Retrieves the post type from the $_GET variable.
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| 	 *
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| 	 * @return string The current post type.
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| 	 */
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| 	private function get_current_post_type() {
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| 		// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.
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| 		if ( isset( $_GET['post_type'] ) && is_string( $_GET['post_type'] ) ) {
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| 			// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.
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| 			return sanitize_text_field( wp_unslash( $_GET['post_type'] ) );
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| 		}
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| 		return '';
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| 	}
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| 
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| 	/**
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| 	 * Whether we are showing link columns on this overview page.
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| 	 * This depends on the post being accessible or not.
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| 	 *
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| 	 * @return bool Whether the linking columns are shown
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| 	 */
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| 	private function display_links() {
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| 		$current_post_type = $this->get_current_post_type();
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| 
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| 		if ( empty( $current_post_type ) ) {
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| 			return false;
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| 		}
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| 
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| 		return WPSEO_Post_Type::is_post_type_accessible( $current_post_type );
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| 	}
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| 
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| 	/**
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| 	 * Wraps the WPSEO_Metabox check to determine whether the metabox should be displayed either by
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| 	 * choice of the admin or because the post type is not a public post type.
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| 	 *
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| 	 * @return bool Whether the meta box (and associated columns etc) should be hidden.
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| 	 */
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| 	private function display_meta_columns() {
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| 		$current_post_type = $this->get_current_post_type();
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| 
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| 		if ( empty( $current_post_type ) ) {
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| 			return false;
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| 		}
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| 
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| 		return WPSEO_Utils::is_metabox_active( $current_post_type, 'post_type' );
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| 	}
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| }
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