<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Admin
*/
use Yoast\WP\SEO\Context\Meta_Tags_Context;
use Yoast\WP\SEO\Integrations\Admin\Admin_Columns_Cache_Integration;
use Yoast\WP\SEO\Surfaces\Values\Meta;
/**
* Class WPSEO_Meta_Columns.
*/
class WPSEO_Meta_Columns {
/**
* Holds the context objects for each indexable.
*
* @var Meta_Tags_Context[]
*/
protected $context = [];
/**
* Holds the SEO analysis.
*
* @var WPSEO_Metabox_Analysis_SEO
*/
private $analysis_seo;
/**
* Holds the readability analysis.
*
* @var WPSEO_Metabox_Analysis_Readability
*/
private $analysis_readability;
/**
* Admin columns cache.
*
* @var Admin_Columns_Cache_Integration
*/
private $admin_columns_cache;
/**
* When page analysis is enabled, just initialize the hooks.
*/
public function __construct() {
if ( apply_filters( 'wpseo_use_page_analysis', true ) === true ) {
add_action( 'admin_init', [ $this, 'setup_hooks' ] );
}
$this->analysis_seo = new WPSEO_Metabox_Analysis_SEO();
$this->analysis_readability = new WPSEO_Metabox_Analysis_Readability();
$this->admin_columns_cache = YoastSEO()->classes->get( Admin_Columns_Cache_Integration::class );
}
/**
* Sets up up the hooks.
*/
public function setup_hooks() {
$this->set_post_type_hooks();
if ( $this->analysis_seo->is_enabled() ) {
add_action( 'restrict_manage_posts', [ $this, 'posts_filter_dropdown' ] );
}
if ( $this->analysis_readability->is_enabled() ) {
add_action( 'restrict_manage_posts', [ $this, 'posts_filter_dropdown_readability' ] );
}
add_filter( 'request', [ $this, 'column_sort_orderby' ] );
add_filter( 'default_hidden_columns', [ $this, 'column_hidden' ], 10, 1 );
}
/**
* Adds the column headings for the SEO plugin for edit posts / pages overview.
*
* @param array $columns Already existing columns.
*
* @return array Array containing the column headings.
*/
public function column_heading( $columns ) {
if ( $this->display_metabox() === false ) {
return $columns;
}
$added_columns = [];
if ( $this->analysis_seo->is_enabled() ) {
$added_columns['wpseo-score'] = '<span class="yoast-tooltip yoast-tooltip-n yoast-tooltip-alt" data-label="' . esc_attr__( 'SEO score', 'wordpress-seo' ) . '"><span class="yoast-column-seo-score yoast-column-header-has-tooltip"><span class="screen-reader-text">' . __( 'SEO score', 'wordpress-seo' ) . '</span></span></span>';
}
if ( $this->analysis_readability->is_enabled() ) {
$added_columns['wpseo-score-readability'] = '<span class="yoast-tooltip yoast-tooltip-n yoast-tooltip-alt" data-label="' . esc_attr__( 'Readability score', 'wordpress-seo' ) . '"><span class="yoast-column-readability yoast-column-header-has-tooltip"><span class="screen-reader-text">' . __( 'Readability score', 'wordpress-seo' ) . '</span></span></span>';
}
$added_columns['wpseo-title'] = __( 'SEO Title', 'wordpress-seo' );
$added_columns['wpseo-metadesc'] = __( 'Meta Desc.', 'wordpress-seo' );
if ( $this->analysis_seo->is_enabled() ) {
$added_columns['wpseo-focuskw'] = __( 'Keyphrase', 'wordpress-seo' );
}
return array_merge( $columns, $added_columns );
}
/**
* Displays the column content for the given column.
*
* @param string $column_name Column to display the content for.
* @param int $post_id Post to display the column content for.
*/
public function column_content( $column_name, $post_id ) {
if ( $this->display_metabox() === false ) {
return;
}
switch ( $column_name ) {
case 'wpseo-score':
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Correctly escaped in render_score_indicator() method.
echo $this->parse_column_score( $post_id );
return;
case 'wpseo-score-readability':
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Correctly escaped in render_score_indicator() method.
echo $this->parse_column_score_readability( $post_id );
return;
case 'wpseo-title':
echo esc_html( $this->get_meta( $post_id )->title );
return;
case 'wpseo-metadesc':
$metadesc_val = $this->get_meta( $post_id )->meta_description;
if ( $metadesc_val === '' ) {
echo '<span aria-hidden="true">—</span><span class="screen-reader-text">',
esc_html__( 'Meta description not set.', 'wordpress-seo' ),
'</span>';
return;
}
echo esc_html( $metadesc_val );
return;
case 'wpseo-focuskw':
$focuskw_val = WPSEO_Meta::get_value( 'focuskw', $post_id );
if ( $focuskw_val === '' ) {
echo '<span aria-hidden="true">—</span><span class="screen-reader-text">',
esc_html__( 'Focus keyphrase not set.', 'wordpress-seo' ),
'</span>';
return;
}
echo esc_html( $focuskw_val );
return;
}
}
/**
* Indicates which of the SEO columns are sortable.
*
* @param array $columns Appended with their orderby variable.
*
* @return array Array containing the sortable columns.
*/
public function column_sort( $columns ) {
if ( $this->display_metabox() === false ) {
return $columns;
}
$columns['wpseo-metadesc'] = 'wpseo-metadesc';
if ( $this->analysis_seo->is_enabled() ) {
$columns['wpseo-focuskw'] = 'wpseo-focuskw';
}
return $columns;
}
/**
* Hides the SEO title, meta description and focus keyword columns if the user hasn't chosen which columns to hide.
*
* @param array $hidden The hidden columns.
*
* @return array Array containing the columns to hide.
*/
public function column_hidden( $hidden ) {
if ( ! is_array( $hidden ) ) {
$hidden = [];
}
array_push( $hidden, 'wpseo-title', 'wpseo-metadesc' );
if ( $this->analysis_seo->is_enabled() ) {
$hidden[] = 'wpseo-focuskw';
}
return $hidden;
}
/**
* Adds a dropdown that allows filtering on the posts SEO Quality.
*/
public function posts_filter_dropdown() {
if ( ! $this->can_display_filter() ) {
return;
}
$ranks = WPSEO_Rank::get_all_ranks();
echo '<label class="screen-reader-text" for="wpseo-filter">' . esc_html__( 'Filter by SEO Score', 'wordpress-seo' ) . '</label>';
echo '<select name="seo_filter" id="wpseo-filter">';
// phpcs:ignore WordPress.Security.EscapeOutput -- Output is correctly escaped in the generate_option() method.
echo $this->generate_option( '', __( 'All SEO Scores', 'wordpress-seo' ) );
foreach ( $ranks as $rank ) {
$selected = selected( $this->get_current_seo_filter(), $rank->get_rank(), false );
// phpcs:ignore WordPress.Security.EscapeOutput -- Output is correctly escaped in the generate_option() method.
echo $this->generate_option( $rank->get_rank(), $rank->get_drop_down_label(), $selected );
}
echo '</select>';
}
/**
* Adds a dropdown that allows filtering on the posts Readability Quality.
*
* @return void
*/
public function posts_filter_dropdown_readability() {
if ( ! $this->can_display_filter() ) {
return;
}
$ranks = WPSEO_Rank::get_all_readability_ranks();
echo '<label class="screen-reader-text" for="wpseo-readability-filter">' . esc_html__( 'Filter by Readability Score', 'wordpress-seo' ) . '</label>';
echo '<select name="readability_filter" id="wpseo-readability-filter">';
// phpcs:ignore WordPress.Security.EscapeOutput -- Output is correctly escaped in the generate_option() method.
echo $this->generate_option( '', __( 'All Readability Scores', 'wordpress-seo' ) );
foreach ( $ranks as $rank ) {
$selected = selected( $this->get_current_readability_filter(), $rank->get_rank(), false );
// phpcs:ignore WordPress.Security.EscapeOutput -- Output is correctly escaped in the generate_option() method.
echo $this->generate_option( $rank->get_rank(), $rank->get_drop_down_readability_labels(), $selected );
}
echo '</select>';
}
/**
* Generates an <option> element.
*
* @param string $value The option's value.
* @param string $label The option's label.
* @param string $selected HTML selected attribute for an option.
*
* @return string The generated <option> element.
*/
protected function generate_option( $value, $label, $selected = '' ) {
return '<option ' . $selected . ' value="' . esc_attr( $value ) . '">' . esc_html( $label ) . '</option>';
}
/**
* Returns the meta object for a given post ID.
*
* @param int $post_id The post ID.
*
* @return Meta The meta object.
*/
protected function get_meta( $post_id ) {
$indexable = $this->admin_columns_cache->get_indexable( $post_id );
return YoastSEO()->meta->for_indexable( $indexable, 'Post_Type' );
}
/**
* Determines the SEO score filter to be later used in the meta query, based on the passed SEO filter.
*
* @param string $seo_filter The SEO filter to use to determine what further filter to apply.
*
* @return array The SEO score filter.
*/
protected function determine_seo_filters( $seo_filter ) {
if ( $seo_filter === WPSEO_Rank::NO_FOCUS ) {
return $this->create_no_focus_keyword_filter();
}
if ( $seo_filter === WPSEO_Rank::NO_INDEX ) {
return $this->create_no_index_filter();
}
$rank = new WPSEO_Rank( $seo_filter );
return $this->create_seo_score_filter( $rank->get_starting_score(), $rank->get_end_score() );
}
/**
* Determines the Readability score filter to the meta query, based on the passed Readability filter.
*
* @param string $readability_filter The Readability filter to use to determine what further filter to apply.
*
* @return array The Readability score filter.
*/
protected function determine_readability_filters( $readability_filter ) {
$rank = new WPSEO_Rank( $readability_filter );
return $this->create_readability_score_filter( $rank->get_starting_score(), $rank->get_end_score() );
}
/**
* Creates a keyword filter for the meta query, based on the passed Keyword filter.
*
* @param string $keyword_filter The keyword filter to use.
*
* @return array The keyword filter.
*/
protected function get_keyword_filter( $keyword_filter ) {
return [
'post_type' => get_query_var( 'post_type', 'post' ),
'key' => WPSEO_Meta::$meta_prefix . 'focuskw',
'value' => sanitize_text_field( $keyword_filter ),
];
}
/**
* Determines whether the passed filter is considered to be valid.
*
* @param mixed $filter The filter to check against.
*
* @return bool Whether or not the filter is considered valid.
*/
protected function is_valid_filter( $filter ) {
return ! empty( $filter ) && is_string( $filter );
}
/**
* Collects the filters and merges them into a single array.
*
* @return array Array containing all the applicable filters.
*/
protected function collect_filters() {
$active_filters = [];
$seo_filter = $this->get_current_seo_filter();
$readability_filter = $this->get_current_readability_filter();
$current_keyword_filter = $this->get_current_keyword_filter();
if ( $this->is_valid_filter( $seo_filter ) ) {
$active_filters = array_merge(
$active_filters,
$this->determine_seo_filters( $seo_filter )
);
}
if ( $this->is_valid_filter( $readability_filter ) ) {
$active_filters = array_merge(
$active_filters,
$this->determine_readability_filters( $readability_filter )
);
}
if ( $this->is_valid_filter( $current_keyword_filter ) ) {
$active_filters = array_merge(
$active_filters,
$this->get_keyword_filter( $current_keyword_filter )
);
}
return $active_filters;
}
/**
* Modify the query based on the filters that are being passed.
*
* @param array $vars Query variables that need to be modified based on the filters.
*
* @return array Array containing the meta query to use for filtering the posts overview.
*/
public function column_sort_orderby( $vars ) {
$collected_filters = $this->collect_filters();
if ( isset( $vars['orderby'] ) ) {
$vars = array_merge( $vars, $this->filter_order_by( $vars['orderby'] ) );
}
return $this->build_filter_query( $vars, $collected_filters );
}
/**
* Retrieves the meta robots query values to be used within the meta query.
*
* @return array Array containing the query parameters regarding meta robots.
*/
protected function get_meta_robots_query_values() {
return [
'relation' => 'OR',
[
'key' => WPSEO_Meta::$meta_prefix . 'meta-robots-noindex',
'compare' => 'NOT EXISTS',
],
[
'key' => WPSEO_Meta::$meta_prefix . 'meta-robots-noindex',
'value' => '1',
'compare' => '!=',
],
];
}
/**
* Determines the score filters to be used. If more than one is passed, it created an AND statement for the query.
*
* @param array $score_filters Array containing the score filters.
*
* @return array Array containing the score filters that need to be applied to the meta query.
*/
protected function determine_score_filters( $score_filters ) {
if ( count( $score_filters ) > 1 ) {
return array_merge( [ 'relation' => 'AND' ], $score_filters );
}
return $score_filters;
}
/**
* Retrieves the post type from the $_GET variable.
*
* @return string The current post type.
*/
public function get_current_post_type() {
return filter_input( INPUT_GET, 'post_type' );
}
/**
* Retrieves the SEO filter from the $_GET variable.
*
* @return string The current post type.
*/
public function get_current_seo_filter() {
return filter_input( INPUT_GET, 'seo_filter' );
}
/**
* Retrieves the Readability filter from the $_GET variable.
*
* @return string The current post type.
*/
public function get_current_readability_filter() {
return filter_input( INPUT_GET, 'readability_filter' );
}
/**
* Retrieves the keyword filter from the $_GET variable.
*
* @return string The current post type.
*/
public function get_current_keyword_filter() {
return filter_input( INPUT_GET, 'seo_kw_filter' );
}
/**
* Uses the vars to create a complete filter query that can later be executed to filter out posts.
*
* @param array $vars Array containing the variables that will be used in the meta query.
* @param array $filters Array containing the filters that we need to apply in the meta query.
*
* @return array Array containing the complete filter query.
*/
protected function build_filter_query( $vars, $filters ) {
// If no filters were applied, just return everything.
if ( count( $filters ) === 0 ) {
return $vars;
}
$result = [ 'meta_query' => [] ];
$result['meta_query'] = array_merge( $result['meta_query'], [ $this->determine_score_filters( $filters ) ] );
$current_seo_filter = $this->get_current_seo_filter();
// This only applies for the SEO score filter because it can because the SEO score can be altered by the no-index option.
if ( $this->is_valid_filter( $current_seo_filter ) && ! in_array( $current_seo_filter, [ WPSEO_Rank::NO_INDEX, WPSEO_Rank::NO_FOCUS ], true ) ) {
$result['meta_query'] = array_merge( $result['meta_query'], [ $this->get_meta_robots_query_values() ] );
}
return array_merge( $vars, $result );
}
/**
* Creates a Readability score filter.
*
* @param number $low The lower boundary of the score.
* @param number $high The higher boundary of the score.
*
* @return array The Readability Score filter.
*/
protected function create_readability_score_filter( $low, $high ) {
return [
[
'key' => WPSEO_Meta::$meta_prefix . 'content_score',
'value' => [ $low, $high ],
'type' => 'numeric',
'compare' => 'BETWEEN',
],
];
}
/**
* Creates an SEO score filter.
*
* @param number $low The lower boundary of the score.
* @param number $high The higher boundary of the score.
*
* @return array The SEO score filter.
*/
protected function create_seo_score_filter( $low, $high ) {
return [
[
'key' => WPSEO_Meta::$meta_prefix . 'linkdex',
'value' => [ $low, $high ],
'type' => 'numeric',
'compare' => 'BETWEEN',
],
];
}
/**
* Creates a filter to retrieve posts that were set to no-index.
*
* @return array Array containin the no-index filter.
*/
protected function create_no_index_filter() {
return [
[
'key' => WPSEO_Meta::$meta_prefix . 'meta-robots-noindex',
'value' => '1',
'compare' => '=',
],
];
}
/**
* Creates a filter to retrieve posts that have no keyword set.
*
* @return array Array containing the no focus keyword filter.
*/
protected function create_no_focus_keyword_filter() {
return [
[
'key' => WPSEO_Meta::$meta_prefix . 'meta-robots-noindex',
'value' => 'needs-a-value-anyway',
'compare' => 'NOT EXISTS',
],
[
'key' => WPSEO_Meta::$meta_prefix . 'linkdex',
'value' => 'needs-a-value-anyway',
'compare' => 'NOT EXISTS',
],
];
}
/**
* Determines whether a particular post_id is of an indexable post type.
*
* @param string $post_id The post ID to check.
*
* @return bool Whether or not it is indexable.
*/
protected function is_indexable( $post_id ) {
if ( ! empty( $post_id ) && ! $this->uses_default_indexing( $post_id ) ) {
return WPSEO_Meta::get_value( 'meta-robots-noindex', $post_id ) === '2';
}
$post = get_post( $post_id );
if ( is_object( $post ) ) {
// If the option is false, this means we want to index it.
return WPSEO_Options::get( 'noindex-' . $post->post_type, false ) === false;
}
return true;
}
/**
* Determines whether the given post ID uses the default indexing settings.
*
* @param int $post_id The post ID to check.
*
* @return bool Whether or not the default indexing is being used for the post.
*/
protected function uses_default_indexing( $post_id ) {
return WPSEO_Meta::get_value( 'meta-robots-noindex', $post_id ) === '0';
}
/**
* Returns filters when $order_by is matched in the if-statement.
*
* @param string $order_by The ID of the column by which to order the posts.
*
* @return array Array containing the order filters.
*/
private function filter_order_by( $order_by ) {
switch ( $order_by ) {
case 'wpseo-metadesc':
return [
'meta_key' => WPSEO_Meta::$meta_prefix . 'metadesc',
'orderby' => 'meta_value',
];
case 'wpseo-focuskw':
return [
'meta_key' => WPSEO_Meta::$meta_prefix . 'focuskw',
'orderby' => 'meta_value',
];
}
return [];
}
/**
* Parses the score column.
*
* @param int $post_id The ID of the post for which to show the score.
*
* @return string The HTML for the SEO score indicator.
*/
private function parse_column_score( $post_id ) {
if ( ! $this->is_indexable( $post_id ) ) {
$rank = new WPSEO_Rank( WPSEO_Rank::NO_INDEX );
$title = __( 'Post is set to noindex.', 'wordpress-seo' );
WPSEO_Meta::set_value( 'linkdex', 0, $post_id );
return $this->render_score_indicator( $rank, $title );
}
if ( WPSEO_Meta::get_value( 'focuskw', $post_id ) === '' ) {
$rank = new WPSEO_Rank( WPSEO_Rank::NO_FOCUS );
$title = __( 'Focus keyphrase not set.', 'wordpress-seo' );
return $this->render_score_indicator( $rank, $title );
}
$score = (int) WPSEO_Meta::get_value( 'linkdex', $post_id );
$rank = WPSEO_Rank::from_numeric_score( $score );
$title = $rank->get_label();
return $this->render_score_indicator( $rank, $title );
}
/**
* Parsing the readability score column.
*
* @param int $post_id The ID of the post for which to show the readability score.
*
* @return string The HTML for the readability score indicator.
*/
private function parse_column_score_readability( $post_id ) {
$score = (int) WPSEO_Meta::get_value( 'content_score', $post_id );
$rank = WPSEO_Rank::from_numeric_score( $score );
return $this->render_score_indicator( $rank );
}
/**
* Sets up the hooks for the post_types.
*/
private function set_post_type_hooks() {
$post_types = WPSEO_Post_Type::get_accessible_post_types();
if ( ! is_array( $post_types ) || $post_types === [] ) {
return;
}
foreach ( $post_types as $post_type ) {
if ( $this->display_metabox( $post_type ) === false ) {
continue;
}
add_filter( 'manage_' . $post_type . '_posts_columns', [ $this, 'column_heading' ], 10, 1 );
add_action( 'manage_' . $post_type . '_posts_custom_column', [ $this, 'column_content' ], 10, 2 );
add_action( 'manage_edit-' . $post_type . '_sortable_columns', [ $this, 'column_sort' ], 10, 2 );
}
unset( $post_type );
}
/**
* Wraps the WPSEO_Metabox check to determine whether the metabox should be displayed either by
* choice of the admin or because the post type is not a public post type.
*
* @since 7.0
*
* @param string|null $post_type Optional. The post type to test, defaults to the current post post_type.
*
* @return bool Whether or not the meta box (and associated columns etc) should be hidden.
*/
private function display_metabox( $post_type = null ) {
$current_post_type = sanitize_text_field( $this->get_current_post_type() );
if ( ! isset( $post_type ) && ! empty( $current_post_type ) ) {
$post_type = $current_post_type;
}
return WPSEO_Utils::is_metabox_active( $post_type, 'post_type' );
}
/**
* Renders the score indicator.
*
* @param WPSEO_Rank $rank The rank this indicator should have.
* @param string $title Optional. The title for this rank, defaults to the title of the rank.
*
* @return string The HTML for a score indicator.
*/
private function render_score_indicator( $rank, $title = '' ) {
if ( empty( $title ) ) {
$title = $rank->get_label();
}
return '<div aria-hidden="true" title="' . esc_attr( $title ) . '" class="' . esc_attr( 'wpseo-score-icon ' . $rank->get_css_class() ) . '"></div><span class="screen-reader-text wpseo-score-text">' . esc_html( $title ) . '</span>';
}
/**
* Determines whether or not filter dropdowns should be displayed.
*
* @return bool Whether or the current page can display the filter drop downs.
*/
public function can_display_filter() {
if ( $GLOBALS['pagenow'] === 'upload.php' ) {
return false;
}
if ( $this->display_metabox() === false ) {
return false;
}
$screen = get_current_screen();
if ( $screen === null ) {
return false;
}
return WPSEO_Post_Type::is_post_type_accessible( $screen->post_type );
}
}
All system for education purposes only. For more tools: Telegram @jackleet