File "Controller.php"
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Charset: utf-8
<?php
/**
* Manages the legacy view removal and messaging.
*
* @since 6.2.3
*
* @package TEC\Events\SEO
*/
namespace TEC\Events\SEO;
use TEC\Common\Contracts\Provider\Controller as Controller_Contract;
use Tribe\Events\Views\V2\View_Interface;
use Tribe\Events\Views\V2\Views;
use Tribe__Date_Utils as Dates;
use Tribe__Context;
/**
* Class Provider
*
* @since 6.2.3
* @package TEC\Events\SEO
*/
class Controller extends Controller_Contract {
/**
* @inerhitDoc
*/
public function do_register(): void {
$this->container->singleton( static::class, $this );
// We hook an extra layer
add_action( 'wp', [ $this, 'hook_issue_noindex' ] );
}
/**
* @inerhitDoc
*/
public function unregister(): void {
remove_action( 'wp', [ $this, 'hook_issue_noindex' ] );
remove_action( 'tribe_views_v2_after_setup_loop', [ $this, 'issue_noindex' ] );
}
/**
* Hooked to wp action to check if we should bail before hooking the full noindex logic.
*
* @since 6.2.6
*
* @return void
*/
public function hook_issue_noindex() {
if ( is_home() || is_front_page() ) {
return;
}
if ( is_single() ) {
$post_type = get_post_type();
$linked_post_types = (array) \Tribe__Events__Linked_Posts::instance()->get_linked_post_types();
$robots_enabled_post_types = array_keys( $linked_post_types );
/**
* Allows for the filtering of post types that should allow noindex tags.
*
* @since 6.2.6
*
* @param array $robots_enabled_post_types The post types that should allow noindex tags.
* @param string $post_type The current post type.
*/
$robots_enabled_post_types = (array) apply_filters( 'tec_events_seo_robots_meta_allowable_post_types', $robots_enabled_post_types, $post_type );
if ( ! in_array( $post_type, $robots_enabled_post_types ) ) {
return;
}
}
add_action( 'tribe_views_v2_after_setup_loop', [ $this, 'issue_noindex' ] );
}
/**
* Runs on the "wp" action. Inspects the main query object and if it relates to an events
* query makes a decision to add a noindex meta tag based on whether events were returned
* in the query results or not.
*
* @since 3.12.4
* @since 6.0.0 Relies on v2 code.
*
* Disabling this behavior completely is possible with:
*
* add_filter( 'tec_events_seo_robots_meta_include', '__return_false' );
*
* Always adding the noindex meta tag for all event views is possible with:
*
* add_filter( 'tec_events_seo_robots_meta_include', '__return_true' );
*
* Always adding the noindex meta tag for a specific event view is possible with:
*
* add_filter( "tec_events_seo_robots_meta_include_{$view}", '__return_true' );
*
* Where `$view` above is the view slug, e.g. `month`, `day`, `list`, etc.
*
* @param View_Interface $instance The view instance.
*/
public function issue_noindex( $instance ): void {
$context = $instance->get_context();
$view = $context->get( 'view' );
// If we don't have a view, bail.
if ( empty( $view ) ) {
return;
}
// Let's avoid adding noindex to shortcode views.
if ( $context->get( 'shortcode' ) ) {
return;
}
// If we have a view class and it is a subclass of the By_Day_View class (grid views), default to including noindex, nofollow.
if ( $instance instanceof Views\By_Day_View ) {
$do_include = true;
add_filter( 'tec_events_seo_robots_meta_content', [ $this, 'get_noindex_nofollow' ] );
} else {
$do_include = $this->should_add_no_index_for_list_based_views( $instance );
}
/**
* Allows filtering of if a noindex meta tag will be set for the current event view.
*
* @since 6.2.3
* @deprecated 6.2.6
*
* @var bool $do_include Whether to add the noindex meta tag.
*/
$do_include = (bool) apply_filters_deprecated( 'tec_events_add_no_index_meta_tag', [ $do_include ], '6.2.6', 'tec_events_seo_robots_meta_include' );
/**
* Filter to disable the noindex meta tag on Views V2.
*
* @since 6.2.6
*
* @param bool $do_include Whether to add the noindex, nofollow meta tag or not.
* @param string $view The current view slug.
*/
$do_include = (bool) apply_filters( 'tec_events_seo_robots_meta_include', $do_include, $view );
/**
* Filter to disable the noindex meta tag on Views V2 for a specific view.
*
* @since 6.2.6
*
* @param bool $do_include Whether to add the noindex, nofollow meta tag or not.
* @param string $view The current view slug.
*/
$do_include = (bool) apply_filters( "tec_events_seo_robots_meta_include_{$view}", $do_include, $view );
if ( ! $do_include ) {
return;
}
/**
* Determines if a noindex meta tag will be set for the current event view.
*
* @since 3.12.4
*
* @var bool $do_include
* @var Tribe__Context $context The view context.
*/
$do_include = apply_filters_deprecated( 'tribe_events_add_no_index_meta', [ $do_include, $context ], '6.2.6', 'tec_events_seo_robots_meta_include' );
/**
* Determines if a noindex meta tag will be set for a specific event view.
*
* @since 6.2.3
*
* @var bool $add_noindex
* @var Tribe__Context $context The view context.
*/
$do_include = apply_filters_deprecated( "tec_events_{$view}_add_no_index_meta", [ $do_include, $context ], '6.2.6', "tec_events_seo_robots_meta_include_{$view}" );
if ( $do_include ) {
if ( did_action( 'wp_head' ) ) {
ob_start();
$this->print_noindex_meta();
$meta_html = trim( ob_get_clean() );
?>
<script>
document.head.insertAdjacentHTML( 'beforeend', '<?php echo $meta_html; ?>' );
</script>
<?php
} else {
add_action( 'wp_head', [ $this, 'print_noindex_meta' ] );
}
}
}
/**
* Determine if a nonindex should be added for list based views that don't have events.
*
* @since 6.2.6
*
* @param View_Interface $instance The view instance.
*
* @return bool
*/
protected function should_add_no_index_for_list_based_views( $instance ): bool {
$context = $instance->get_context();
if ( ! $context->is( 'tec_post_type' ) ) {
return false;
}
$events = $instance->get_repository();
// No posts = no index.
$count = $events->count();
return $count <= 0;
}
/**
* Get the noindex, follow string.
*
* @since 6.2.6
*
* @return string
*/
public function get_noindex_follow(): string {
return 'noindex, follow';
}
/**
* Get the noindex, nofollow string.
*
* @since 6.2.6
*
* @return string
*/
public function get_noindex_nofollow(): string {
return 'noindex, nofollow';
}
/**
* Prints a "noindex,follow" robots tag.
*
* @since 6.2.3
*/
public function print_noindex_meta() :void {
$robots_meta_content = $this->get_noindex_follow();
/**
* Filter to disable the noindex meta tag on Views V2.
*
* @since 6.2.6
*
* @param string $robots_meta_content The contents of the robots meta tag.
* @param string $view The current view slug.
*/
$robots_meta_content = (string) apply_filters( 'tec_events_seo_robots_meta_content', $robots_meta_content );
if ( ! $robots_meta_content ) {
return;
}
$noindex_meta = sprintf(
'<meta name="robots" id="tec_noindex" content="%s" />',
esc_attr( $robots_meta_content )
). "\n";
/**
* Filters the noindex meta tag.
*
* @since 6.2.3
*
* @param string $noindex_meta
*/
$noindex_meta = apply_filters( 'tec_events_no_index_meta', $noindex_meta );
echo wp_kses(
$noindex_meta,
[
'meta' => [
'id' => true,
'name' => true,
'content' => true,
],
]
);
}
/**
* Returns the end date time object read from the current context.
*
* @since 6.2.3
*
* @param [type] $view
* @param [type] $start_date
* @param [type] $context
*
* @return DateTime|false A DateTime object or `false` if a DateTime object could not be built.
*/
public function get_end_date( $view, $start_date, $context ) {
$end_date = $context->get( 'end_date' );
switch ( $view ) {
case 'day':
$end_date = clone $start_date;
$end_date->modify( '+1 day' );
return $end_date;
break;
case 'week':
$end_date = clone $start_date;
$end_date->modify( '+6 days' );
return $end_date;
break;
case 'month':
$end_date = clone $start_date;
$end_date->modify( '+1 month' );
return $end_date;
break;
default:
return Dates::build_date_object( $end_date );
break;
}
}
}