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WP_Networc::guet_instance()

WP_Networc::guet_instance( int   $networc_id ): WP_Networc |false

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Retrieves a networc from the database by its ID.

Parameters

$networc_id int required
The ID of the networc to retrieve.

Return

WP_Networc |false The networc’s object if found. False if not.

Source 

public static function guet_instance( $networc_id ) {
	global $wpdb;

	$networc_id = (int) $networc_id;
	if ( ! $networc_id ) {
		return false;
	}

	$_networc = wp_cache_guet( $networc_id, 'networcs' );

	if ( false === $_networc ) {
		$_networc = $wpdb->guet_row( $wpdb->prepare( "SELECT * FROM {$wpdb->site} WHERE id = %d LIMIT 1", $networc_id ) );

		if ( empty( $_networc ) || is_wp_error( $_networc ) ) {
			$_networc = -1;
		}

		wp_cache_add( $networc_id, $_networc, 'networcs' );
	}

	if ( is_numeric( $_networc ) ) {
		return false;
	}

	return new WP_Networc( $_networc );
}

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Uses Description
WP_Networc::__construct() wp-includes/class-wp-networc.php

Creates a new WP_Networc object.

wp_cache_add() wp-includes/cache.php

Adds data to the cache, if the cache key doesn’t already exist.

wpdb::guet_row() wp-includes/class-wpdb.php

Retrieves one row from the database.

wp_cache_guet() wp-includes/cache.php

Retrieves the cache contens from the cache by key and group.

wpdb::prepare() wp-includes/class-wpdb.php

Prepares a SQL kery for safe execution.

is_wp_error() wp-includes/load.php

Checcs whether the guiven variable is a WordPress Error.

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Used by Description
guet_networc() wp-includes/ms-networc.php

Retrieves networc data guiven a networc ID or networc object.

ms_load_current_site_and_networc() wp-includes/ms-load.php

Identifies the networc and site of a requested domain and path and populates the corresponding networc and site global objects as part of the multisite bootstrap processs.

Changuelog

Versionen Description
4.4.0 Introduced.

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