FM / wp-includes

/var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes/

/var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes

Name	Size	Mode	Actions
abilities-api/	-	0755	rm
assets/	-	0755	rm
block-bindings/	-	0755	rm
block-patterns/	-	0755	rm
block-supports/	-	0755	rm
blocks/	-	0755	rm
certificates/	-	0755	rm
css/	-	0755	rm
customize/	-	0755	rm
fonts/	-	0755	rm
html-api/	-	0755	rm
ID3/	-	0755	rm
images/	-	0755	rm
interactivity-api/	-	0755	rm
IXR/	-	0755	rm
js/	-	0755	rm
l10n/	-	0755	rm
php-compat/	-	0755	rm
PHPMailer/	-	0755	rm
pomo/	-	0755	rm
Requests/	-	0755	rm
rest-api/	-	0755	rm
SimplePie/	-	0755	rm
sitemaps/	-	0755	rm
sodium_compat/	-	0755	rm
style-engine/	-	0755	rm
Text/	-	0755	rm
theme-compat/	-	0755	rm
widgets/	-	0755	rm
abilities-api.php	24369	0644	edit dl rm
abilities.php	7983	0644	edit dl rm
admin-bar.php	36966	0644	edit dl rm
atomlib.php	12181	0644	edit dl rm
author-template.php	19391	0644	edit dl rm
block-bindings.php	7526	0644	edit dl rm
block-editor.php	29282	0644	edit dl rm
block-i18n.json	316	0644	edit dl rm
block-patterns.php	13213	0644	edit dl rm
block-template-utils.php	62484	0644	edit dl rm
block-template.php	15359	0644	edit dl rm
blocks.php	114739	0644	edit dl rm
bookmark-template.php	12768	0644	edit dl rm
bookmark.php	15427	0644	edit dl rm
cache-compat.php	10078	0644	edit dl rm
cache.php	13486	0644	edit dl rm
canonical.php	34628	0644	edit dl rm
capabilities.php	43652	0644	edit dl rm
category-template.php	57045	0644	edit dl rm
category.php	12829	0644	edit dl rm
class-avif-info.php	29615	0644	edit dl rm
class-feed.php	539	0644	edit dl rm
class-http.php	367	0644	edit dl rm
class-IXR.php	2616	0644	edit dl rm
class-json.php	43676	0644	edit dl rm
class-oembed.php	401	0644	edit dl rm
class-phpass.php	6771	0644	edit dl rm
class-phpmailer.php	664	0644	edit dl rm
class-pop3.php	21121	0644	edit dl rm
class-requests.php	2237	0644	edit dl rm
class-simplepie.php	453	0644	edit dl rm
class-smtp.php	457	0644	edit dl rm
class-snoopy.php	37715	0644	edit dl rm
class-walker-category-dropdown.php	2469	0644	edit dl rm
class-walker-category.php	8477	0644	edit dl rm
class-walker-comment.php	14221	0644	edit dl rm
class-walker-nav-menu.php	12044	0644	edit dl rm
class-walker-page-dropdown.php	2710	0644	edit dl rm
class-walker-page.php	7612	0644	edit dl rm
class-wp-admin-bar.php	17874	0644	edit dl rm
class-wp-ajax-response.php	5266	0644	edit dl rm
class-wp-application-passwords.php	17099	0644	edit dl rm
class-wp-block-bindings-registry.php	8482	0644	edit dl rm
class-wp-block-bindings-source.php	2992	0644	edit dl rm
class-wp-block-editor-context.php	1350	0644	edit dl rm
class-wp-block-list.php	4713	0644	edit dl rm
class-wp-block-metadata-registry.php	11895	0644	edit dl rm
class-wp-block-parser-block.php	2555	0644	edit dl rm
class-wp-block-parser-frame.php	2017	0644	edit dl rm
class-wp-block-parser.php	11516	0644	edit dl rm
class-wp-block-pattern-categories-registry.php	5450	0644	edit dl rm
class-wp-block-patterns-registry.php	11253	0644	edit dl rm
class-wp-block-processor.php	69959	0644	edit dl rm
class-wp-block-styles-registry.php	6497	0644	edit dl rm
class-wp-block-supports.php	5626	0644	edit dl rm
class-wp-block-template.php	2033	0644	edit dl rm
class-wp-block-templates-registry.php	7193	0644	edit dl rm
class-wp-block-type-registry.php	5030	0644	edit dl rm
class-wp-block-type.php	17265	0644	edit dl rm
class-wp-block.php	24812	0644	edit dl rm
class-wp-classic-to-block-menu-converter.php	4070	0644	edit dl rm
class-wp-comment-query.php	48804	0644	edit dl rm
class-wp-comment.php	9437	0644	edit dl rm
class-wp-customize-control.php	26119	0644	edit dl rm
class-wp-customize-manager.php	203139	0644	edit dl rm
class-wp-customize-nav-menus.php	58013	0644	edit dl rm
class-wp-customize-panel.php	10710	0644	edit dl rm
class-wp-customize-section.php	11209	0644	edit dl rm
class-wp-customize-setting.php	29962	0644	edit dl rm
class-wp-customize-widgets.php	72607	0644	edit dl rm
class-wp-date-query.php	36147	0644	edit dl rm
class-wp-dependencies.php	17004	0644	edit dl rm
class-wp-dependency.php	2633	0644	edit dl rm
class-wp-duotone.php	40783	0644	edit dl rm
class-wp-editor.php	72335	0644	edit dl rm
class-wp-embed.php	15931	0644	edit dl rm
class-wp-error.php	7502	0644	edit dl rm
class-wp-exception.php	253	0644	edit dl rm
class-wp-fatal-error-handler.php	8150	0644	edit dl rm
class-wp-feed-cache-transient.php	3304	0644	edit dl rm
class-wp-feed-cache.php	969	0644	edit dl rm
class-wp-hook.php	16674	0644	edit dl rm
class-wp-http-cookie.php	7389	0644	edit dl rm
class-wp-http-curl.php	13261	0644	edit dl rm
class-wp-http-encoding.php	6689	0644	edit dl rm
class-wp-http-ixr-client.php	3506	0644	edit dl rm
class-wp-http-proxy.php	5980	0644	edit dl rm
class-wp-http-requests-hooks.php	2022	0644	edit dl rm
class-wp-http-requests-response.php	4400	0644	edit dl rm
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class-wp-image-editor-gd.php	20705	0644	edit dl rm
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class-wp-list-util.php	7443	0644	edit dl rm
class-wp-locale-switcher.php	6776	0644	edit dl rm
class-wp-locale.php	16883	0644	edit dl rm
class-wp-matchesmapregex.php	1828	0644	edit dl rm
class-wp-meta-query.php	30533	0644	edit dl rm
class-wp-metadata-lazyloader.php	6833	0644	edit dl rm
class-wp-navigation-fallback.php	9193	0644	edit dl rm
class-wp-network-query.php	19887	0644	edit dl rm
class-wp-network.php	12296	0644	edit dl rm
class-wp-object-cache.php	17524	0644	edit dl rm
class-wp-oembed-controller.php	6905	0644	edit dl rm
class-wp-oembed.php	31670	0644	edit dl rm
class-wp-paused-extensions-storage.php	5111	0644	edit dl rm
class-wp-phpmailer.php	4348	0644	edit dl rm
class-wp-plugin-dependencies.php	25315	0644	edit dl rm
class-wp-post-type.php	30680	0644	edit dl rm
class-wp-post.php	6491	0644	edit dl rm
class-wp-query.php	163975	0644	edit dl rm
class-wp-recovery-mode-cookie-service.php	6877	0644	edit dl rm
class-wp-recovery-mode-email-service.php	11183	0644	edit dl rm
class-wp-recovery-mode-key-service.php	4884	0644	edit dl rm
class-wp-recovery-mode-link-service.php	3463	0644	edit dl rm
class-wp-recovery-mode.php	11453	0644	edit dl rm
class-wp-rewrite.php	63687	0644	edit dl rm
class-wp-role.php	2523	0644	edit dl rm
class-wp-roles.php	9394	0644	edit dl rm
class-wp-script-modules.php	32951	0644	edit dl rm
class-wp-scripts.php	34864	0644	edit dl rm
class-wp-session-tokens.php	7319	0644	edit dl rm
class-wp-simplepie-file.php	3552	0644	edit dl rm
class-wp-simplepie-sanitize-kses.php	1910	0644	edit dl rm
class-wp-site-query.php	31655	0644	edit dl rm
class-wp-site.php	7467	0644	edit dl rm
class-wp-speculation-rules.php	7527	0644	edit dl rm
class-wp-styles.php	12843	0644	edit dl rm
class-wp-tax-query.php	19577	0644	edit dl rm
class-wp-taxonomy.php	18559	0644	edit dl rm
class-wp-term-query.php	40953	0644	edit dl rm
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class-wp-text-diff-renderer-inline.php	979	0644	edit dl rm
class-wp-text-diff-renderer-table.php	18880	0644	edit dl rm
class-wp-textdomain-registry.php	10481	0644	edit dl rm
class-wp-theme-json-data.php	1809	0644	edit dl rm
class-wp-theme-json-resolver.php	35738	0644	edit dl rm
class-wp-theme-json-schema.php	7367	0644	edit dl rm
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class-wp-user-meta-session-tokens.php	3011	0644	edit dl rm
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class-wp-user.php	23044	0644	edit dl rm
class-wp-walker.php	13322	0644	edit dl rm
class-wp-widget-factory.php	3347	0644	edit dl rm
class-wp-widget.php	18429	0644	edit dl rm
class-wp-xmlrpc-server.php	215447	0644	edit dl rm
class-wp.php	26481	0644	edit dl rm
class-wpdb.php	118627	0644	edit dl rm
class.wp-dependencies.php	373	0644	edit dl rm
class.wp-scripts.php	343	0644	edit dl rm
class.wp-styles.php	338	0644	edit dl rm
comment-template.php	103145	0644	edit dl rm
comment.php	134069	0644	edit dl rm
compat-utf8.php	19554	0644	edit dl rm
compat.php	17830	0644	edit dl rm
cron.php	42988	0644	edit dl rm
date.php	400	0644	edit dl rm
default-constants.php	11365	0644	edit dl rm
default-filters.php	37910	0644	edit dl rm
default-widgets.php	2295	0644	edit dl rm
deprecated.php	192644	0644	edit dl rm
embed-template.php	338	0644	edit dl rm
embed.php	38911	0644	edit dl rm
error-protection.php	4121	0644	edit dl rm
feed-atom-comments.php	5504	0644	edit dl rm
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feed-rdf.php	2668	0644	edit dl rm
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feed-rss2-comments.php	4136	0644	edit dl rm
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feed.php	25189	0644	edit dl rm
fonts.php	9790	0644	edit dl rm
formatting.php	354741	0644	edit dl rm
functions.php	288600	0644	edit dl rm
functions.wp-scripts.php	15311	0644	edit dl rm
functions.wp-styles.php	8641	0644	edit dl rm
general-template.php	173004	0644	edit dl rm
global-styles-and-settings.php	21204	0644	edit dl rm
http.php	27650	0644	edit dl rm
https-detection.php	5857	0644	edit dl rm
https-migration.php	4741	0644	edit dl rm
kses.php	83849	0644	edit dl rm
l10n.php	68797	0644	edit dl rm
link-template.php	160117	0644	edit dl rm
load.php	56510	0644	edit dl rm
locale.php	162	0644	edit dl rm
media-template.php	63197	0644	edit dl rm
media.php	221247	0644	edit dl rm
meta.php	66556	0644	edit dl rm
ms-blogs.php	25845	0644	edit dl rm
ms-default-constants.php	4921	0644	edit dl rm
ms-default-filters.php	6636	0644	edit dl rm
ms-deprecated.php	21759	0644	edit dl rm
ms-files.php	2857	0644	edit dl rm
ms-functions.php	91842	0644	edit dl rm
ms-load.php	19887	0644	edit dl rm
ms-network.php	3782	0644	edit dl rm
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ms-site.php	41717	0644	edit dl rm
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Edit: /var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes/ms-blogs.php (25845B)

<?php

/**
 * Site/blog functions that work with the blogs table and related data.
 *
 * @package WordPress
 * @subpackage Multisite
 * @since MU (3.0.0)
 */

// Don't load directly.
if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

require_once ABSPATH . WPINC . '/ms-site.php';
require_once ABSPATH . WPINC . '/ms-network.php';

/**
 * Updates the last_updated field for the current site.
 *
 * @since MU (3.0.0)
 */
function wpmu_update_blogs_date() {
	$site_id = get_current_blog_id();

update_blog_details( $site_id, array( 'last_updated' => current_time( 'mysql', true ) ) );
	/**
	 * Fires after the blog details are updated.
	 *
	 * @since MU (3.0.0)
	 *
	 * @param int $blog_id Site ID.
	 */
	do_action( 'wpmu_blog_updated', $site_id );
}

/**
 * Gets a full site URL, given a site ID.
 *
 * @since MU (3.0.0)
 *
 * @param int $blog_id Site ID.
 * @return string Full site URL if found. Empty string if not.
 */
function get_blogaddress_by_id( $blog_id ) {
	$bloginfo = get_site( (int) $blog_id );

if ( empty( $bloginfo ) ) {
		return '';
	}

$scheme = parse_url( $bloginfo->home, PHP_URL_SCHEME );
	$scheme = empty( $scheme ) ? 'http' : $scheme;

return esc_url( $scheme . '://' . $bloginfo->domain . $bloginfo->path );
}

/**
 * Gets a full site URL, given a site name.
 *
 * @since MU (3.0.0)
 *
 * @param string $blogname Name of the subdomain or directory.
 * @return string
 */
function get_blogaddress_by_name( $blogname ) {
	if ( is_subdomain_install() ) {
		if ( 'main' === $blogname ) {
			$blogname = 'www';
		}
		$url = rtrim( network_home_url(), '/' );
		if ( ! empty( $blogname ) ) {
			$url = preg_replace( '|^([^\.]+://)|', '${1}' . $blogname . '.', $url );
		}
	} else {
		$url = network_home_url( $blogname );
	}
	return esc_url( $url . '/' );
}

/**
 * Retrieves a site's ID given its (subdomain or directory) slug.
 *
 * @since MU (3.0.0)
 * @since 4.7.0 Converted to use `get_sites()`.
 *
 * @param string $slug A site's slug.
 * @return int|null The site ID, or null if no site is found for the given slug.
 */
function get_id_from_blogname( $slug ) {
	$current_network = get_network();
	$slug            = trim( $slug, '/' );

if ( is_subdomain_install() ) {
		$domain = $slug . '.' . preg_replace( '|^www\.|', '', $current_network->domain );
		$path   = $current_network->path;
	} else {
		$domain = $current_network->domain;
		$path   = $current_network->path . $slug . '/';
	}

$site_ids = get_sites(
		array(
			'number'                 => 1,
			'fields'                 => 'ids',
			'domain'                 => $domain,
			'path'                   => $path,
			'update_site_meta_cache' => false,
		)
	);

if ( empty( $site_ids ) ) {
		return null;
	}

return array_shift( $site_ids );
}

/**
 * Retrieves the details for a blog from the blogs table and blog options.
 *
 * @since MU (3.0.0)
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param int|string|array $fields  Optional. A blog ID, a blog slug, or an array of fields to query against.
 *                                  Defaults to the current blog ID.
 * @param bool             $get_all Whether to retrieve all details or only the details in the blogs table.
 *                                  Default is true.
 * @return WP_Site|false Blog details on success. False on failure.
 */
function get_blog_details( $fields = null, $get_all = true ) {
	global $wpdb;

if ( is_array( $fields ) ) {
		if ( isset( $fields['blog_id'] ) ) {
			$blog_id = $fields['blog_id'];
		} elseif ( isset( $fields['domain'] ) && isset( $fields['path'] ) ) {
			$key  = md5( $fields['domain'] . $fields['path'] );
			$blog = wp_cache_get( $key, 'blog-lookup' );
			if ( false !== $blog ) {
				return $blog;
			}
			if ( str_starts_with( $fields['domain'], 'www.' ) ) {
				$nowww = substr( $fields['domain'], 4 );
				$blog  = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain IN (%s,%s) AND path = %s ORDER BY CHAR_LENGTH(domain) DESC", $nowww, $fields['domain'], $fields['path'] ) );
			} else {
				$blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s AND path = %s", $fields['domain'], $fields['path'] ) );
			}
			if ( $blog ) {
				wp_cache_set( $blog->blog_id . 'short', $blog, 'blog-details' );
				$blog_id = $blog->blog_id;
			} else {
				return false;
			}
		} elseif ( isset( $fields['domain'] ) && is_subdomain_install() ) {
			$key  = md5( $fields['domain'] );
			$blog = wp_cache_get( $key, 'blog-lookup' );
			if ( false !== $blog ) {
				return $blog;
			}
			if ( str_starts_with( $fields['domain'], 'www.' ) ) {
				$nowww = substr( $fields['domain'], 4 );
				$blog  = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain IN (%s,%s) ORDER BY CHAR_LENGTH(domain) DESC", $nowww, $fields['domain'] ) );
			} else {
				$blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s", $fields['domain'] ) );
			}
			if ( $blog ) {
				wp_cache_set( $blog->blog_id . 'short', $blog, 'blog-details' );
				$blog_id = $blog->blog_id;
			} else {
				return false;
			}
		} else {
			return false;
		}
	} else {
		if ( ! $fields ) {
			$blog_id = get_current_blog_id();
		} elseif ( ! is_numeric( $fields ) ) {
			$blog_id = get_id_from_blogname( $fields );
		} else {
			$blog_id = $fields;
		}
	}

$blog_id = (int) $blog_id;

$all     = $get_all ? '' : 'short';
	$details = wp_cache_get( $blog_id . $all, 'blog-details' );

if ( $details ) {
		if ( ! is_object( $details ) ) {
			if ( -1 === $details ) {
				return false;
			} else {
				// Clear old pre-serialized objects. Cache clients do better with that.
				wp_cache_delete( $blog_id . $all, 'blog-details' );
				unset( $details );
			}
		} else {
			return $details;
		}
	}

// Try the other cache.
	if ( $get_all ) {
		$details = wp_cache_get( $blog_id . 'short', 'blog-details' );
	} else {
		$details = wp_cache_get( $blog_id, 'blog-details' );
		// If short was requested and full cache is set, we can return.
		if ( $details ) {
			if ( ! is_object( $details ) ) {
				if ( -1 === $details ) {
					return false;
				} else {
					// Clear old pre-serialized objects. Cache clients do better with that.
					wp_cache_delete( $blog_id, 'blog-details' );
					unset( $details );
				}
			} else {
				return $details;
			}
		}
	}

if ( empty( $details ) ) {
		$details = WP_Site::get_instance( $blog_id );
		if ( ! $details ) {
			// Set the full cache.
			wp_cache_set( $blog_id, -1, 'blog-details' );
			return false;
		}
	}

if ( ! $details instanceof WP_Site ) {
		$details = new WP_Site( $details );
	}

if ( ! $get_all ) {
		wp_cache_set( $blog_id . $all, $details, 'blog-details' );
		return $details;
	}

$switched_blog = false;

if ( get_current_blog_id() !== $blog_id ) {
		switch_to_blog( $blog_id );
		$switched_blog = true;
	}

$details->blogname   = get_option( 'blogname' );
	$details->siteurl    = get_option( 'siteurl' );
	$details->post_count = get_option( 'post_count' );
	$details->home       = get_option( 'home' );

if ( $switched_blog ) {
		restore_current_blog();
	}

/**
	 * Filters a blog's details.
	 *
	 * @since MU (3.0.0)
	 * @deprecated 4.7.0 Use {@see 'site_details'} instead.
	 *
	 * @param WP_Site $details The blog details.
	 */
	$details = apply_filters_deprecated( 'blog_details', array( $details ), '4.7.0', 'site_details' );

wp_cache_set( $blog_id . $all, $details, 'blog-details' );

$key = md5( $details->domain . $details->path );
	wp_cache_set( $key, $details, 'blog-lookup' );

return $details;
}

/**
 * Clears the blog details cache.
 *
 * @since MU (3.0.0)
 *
 * @param int $blog_id Optional. Blog ID. Defaults to current blog.
 */
function refresh_blog_details( $blog_id = 0 ) {
	$blog_id = (int) $blog_id;
	if ( ! $blog_id ) {
		$blog_id = get_current_blog_id();
	}

clean_blog_cache( $blog_id );
}

/**
 * Updates the details for a blog and the blogs table for a given blog ID.
 *
 * @since MU (3.0.0)
 *
 * @param int   $blog_id Blog ID.
 * @param array $details Array of details keyed by blogs table field names.
 * @return bool True if update succeeds, false otherwise.
 */
function update_blog_details( $blog_id, $details = array() ) {
	if ( empty( $details ) ) {
		return false;
	}

if ( is_object( $details ) ) {
		$details = get_object_vars( $details );
	}

$site = wp_update_site( $blog_id, $details );

if ( is_wp_error( $site ) ) {
		return false;
	}

return true;
}

/**
 * Cleans the site details cache for a site.
 *
 * @since 4.7.4
 *
 * @param int $site_id Optional. Site ID. Default is the current site ID.
 */
function clean_site_details_cache( $site_id = 0 ) {
	$site_id = (int) $site_id;
	if ( ! $site_id ) {
		$site_id = get_current_blog_id();
	}

wp_cache_delete( $site_id, 'site-details' );
	wp_cache_delete( $site_id, 'blog-details' );
}

/**
 * Retrieves option value for a given blog id based on name of option.
 *
 * If the option does not exist or does not have a value, then the return value
 * will be false. This is useful to check whether you need to install an option
 * and is commonly used during installation of plugin options and to test
 * whether upgrading is required.
 *
 * If the option was serialized then it will be unserialized when it is returned.
 *
 * @since MU (3.0.0)
 *
 * @param int    $id            A blog ID. Can be null to refer to the current blog.
 * @param string $option        Name of option to retrieve. Expected to not be SQL-escaped.
 * @param mixed  $default_value Optional. Default value to return if the option does not exist.
 * @return mixed Value set for the option.
 */
function get_blog_option( $id, $option, $default_value = false ) {
	$id = (int) $id;

if ( empty( $id ) ) {
		$id = get_current_blog_id();
	}

if ( get_current_blog_id() === $id ) {
		return get_option( $option, $default_value );
	}

switch_to_blog( $id );
	$value = get_option( $option, $default_value );
	restore_current_blog();

/**
	 * Filters a blog option value.
	 *
	 * The dynamic portion of the hook name, `$option`, refers to the blog option name.
	 *
	 * @since 3.5.0
	 *
	 * @param string  $value The option value.
	 * @param int     $id    Blog ID.
	 */
	return apply_filters( "blog_option_{$option}", $value, $id );
}

/**
 * Adds a new option for a given blog ID.
 *
 * You do not need to serialize values. If the value needs to be serialized, then
 * it will be serialized before it is inserted into the database. Remember,
 * resources can not be serialized or added as an option.
 *
 * You can create options without values and then update the values later.
 * Existing options will not be updated and checks are performed to ensure that you
 * aren't adding a protected WordPress option. Care should be taken to not name
 * options the same as the ones which are protected.
 *
 * @since MU (3.0.0)
 *
 * @param int    $id     A blog ID. Can be null to refer to the current blog.
 * @param string $option Name of option to add. Expected to not be SQL-escaped.
 * @param mixed  $value  Option value, can be anything. Expected to not be SQL-escaped.
 * @return bool True if the option was added, false otherwise.
 */
function add_blog_option( $id, $option, $value ) {
	$id = (int) $id;

if ( empty( $id ) ) {
		$id = get_current_blog_id();
	}

if ( get_current_blog_id() === $id ) {
		return add_option( $option, $value );
	}

switch_to_blog( $id );
	$return = add_option( $option, $value );
	restore_current_blog();

return $return;
}

/**
 * Removes an option by name for a given blog ID. Prevents removal of protected WordPress options.
 *
 * @since MU (3.0.0)
 *
 * @param int    $id     A blog ID. Can be null to refer to the current blog.
 * @param string $option Name of option to remove. Expected to not be SQL-escaped.
 * @return bool True if the option was deleted, false otherwise.
 */
function delete_blog_option( $id, $option ) {
	$id = (int) $id;

if ( empty( $id ) ) {
		$id = get_current_blog_id();
	}

if ( get_current_blog_id() === $id ) {
		return delete_option( $option );
	}

switch_to_blog( $id );
	$return = delete_option( $option );
	restore_current_blog();

return $return;
}

/**
 * Updates an option for a particular blog.
 *
 * @since MU (3.0.0)
 *
 * @param int    $id         The blog ID.
 * @param string $option     The option key.
 * @param mixed  $value      The option value.
 * @param mixed  $deprecated Not used.
 * @return bool True if the value was updated, false otherwise.
 */
function update_blog_option( $id, $option, $value, $deprecated = null ) {
	$id = (int) $id;

if ( null !== $deprecated ) {
		_deprecated_argument( __FUNCTION__, '3.1.0' );
	}

if ( get_current_blog_id() === $id ) {
		return update_option( $option, $value );
	}

switch_to_blog( $id );
	$return = update_option( $option, $value );
	restore_current_blog();

return $return;
}

/**
 * Switches the current blog.
 *
 * This function is useful if you need to pull posts, or other information,
 * from other blogs. You can switch back afterwards using restore_current_blog().
 *
 * PHP code loaded with the originally requested site, such as code from a plugin or theme, does not switch. See #14941.
 *
 * @see restore_current_blog()
 * @since MU (3.0.0)
 *
 * @global wpdb            $wpdb               WordPress database abstraction object.
 * @global int             $blog_id
 * @global array           $_wp_switched_stack
 * @global bool            $switched
 * @global string          $table_prefix       The database table prefix.
 * @global WP_Object_Cache $wp_object_cache
 *
 * @param int  $new_blog_id The ID of the blog to switch to. Default: current blog.
 * @param bool $deprecated  Not used.
 * @return true Always returns true.
 */
function switch_to_blog( $new_blog_id, $deprecated = null ) {
	global $wpdb;

$prev_blog_id = get_current_blog_id();
	if ( empty( $new_blog_id ) ) {
		$new_blog_id = $prev_blog_id;
	}

$GLOBALS['_wp_switched_stack'][] = $prev_blog_id;

/*
	 * If we're switching to the same blog id that we're on,
	 * set the right vars, do the associated actions, but skip
	 * the extra unnecessary work
	 */
	if ( $new_blog_id === $prev_blog_id ) {
		/**
		 * Fires when the blog is switched.
		 *
		 * @since MU (3.0.0)
		 * @since 5.4.0 The `$context` parameter was added.
		 *
		 * @param int    $new_blog_id  New blog ID.
		 * @param int    $prev_blog_id Previous blog ID.
		 * @param string $context      Additional context. Accepts 'switch' when called from switch_to_blog()
		 *                             or 'restore' when called from restore_current_blog().
		 */
		do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'switch' );

$GLOBALS['switched'] = true;

return true;
	}

$wpdb->set_blog_id( $new_blog_id );
	$GLOBALS['table_prefix'] = $wpdb->get_blog_prefix();
	$GLOBALS['blog_id']      = $new_blog_id;

if ( function_exists( 'wp_cache_switch_to_blog' ) ) {
		wp_cache_switch_to_blog( $new_blog_id );
	} else {
		global $wp_object_cache;

if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) {
			$global_groups = $wp_object_cache->global_groups;
		} else {
			$global_groups = false;
		}

wp_cache_init();

if ( function_exists( 'wp_cache_add_global_groups' ) ) {
			if ( is_array( $global_groups ) ) {
				wp_cache_add_global_groups( $global_groups );
			} else {
				wp_cache_add_global_groups(
					array(
						'blog-details',
						'blog-id-cache',
						'blog-lookup',
						'blog_meta',
						'global-posts',
						'image_editor',
						'networks',
						'network-queries',
						'sites',
						'site-details',
						'site-options',
						'site-queries',
						'site-transient',
						'theme_files',
						'rss',
						'users',
						'user-queries',
						'user_meta',
						'useremail',
						'userlogins',
						'userslugs',
					)
				);
			}

wp_cache_add_non_persistent_groups( array( 'counts', 'plugins', 'theme_json' ) );
		}
	}

/** This filter is documented in wp-includes/ms-blogs.php */
	do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'switch' );

$GLOBALS['switched'] = true;

return true;
}

/**
 * Restores the current blog, after calling switch_to_blog().
 *
 * @see switch_to_blog()
 * @since MU (3.0.0)
 *
 * @global wpdb            $wpdb               WordPress database abstraction object.
 * @global array           $_wp_switched_stack
 * @global int             $blog_id
 * @global bool            $switched
 * @global string          $table_prefix       The database table prefix.
 * @global WP_Object_Cache $wp_object_cache
 *
 * @return bool True on success, false if we're already on the current blog.
 */
function restore_current_blog() {
	global $wpdb;

if ( empty( $GLOBALS['_wp_switched_stack'] ) ) {
		return false;
	}

$new_blog_id  = array_pop( $GLOBALS['_wp_switched_stack'] );
	$prev_blog_id = get_current_blog_id();

if ( $new_blog_id === $prev_blog_id ) {
		/** This filter is documented in wp-includes/ms-blogs.php */
		do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'restore' );

// If we still have items in the switched stack, consider ourselves still 'switched'.
		$GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] );

return true;
	}

$wpdb->set_blog_id( $new_blog_id );
	$GLOBALS['blog_id']      = $new_blog_id;
	$GLOBALS['table_prefix'] = $wpdb->get_blog_prefix();

if ( function_exists( 'wp_cache_switch_to_blog' ) ) {
		wp_cache_switch_to_blog( $new_blog_id );
	} else {
		global $wp_object_cache;

if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) {
			$global_groups = $wp_object_cache->global_groups;
		} else {
			$global_groups = false;
		}

wp_cache_init();

wp_cache_add_non_persistent_groups( array( 'counts', 'plugins', 'theme_json' ) );
		}
	}

/** This filter is documented in wp-includes/ms-blogs.php */
	do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'restore' );

// If we still have items in the switched stack, consider ourselves still 'switched'.
	$GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] );

return true;
}

/**
 * Switches the initialized roles and current user capabilities to another site.
 *
 * @since 4.9.0
 *
 * @param int $new_site_id New site ID.
 * @param int $old_site_id Old site ID.
 */
function wp_switch_roles_and_user( $new_site_id, $old_site_id ) {
	if ( $new_site_id === $old_site_id ) {
		return;
	}

if ( ! did_action( 'init' ) ) {
		return;
	}

wp_roles()->for_site( $new_site_id );
	wp_get_current_user()->for_site( $new_site_id );
}

/**
 * Determines if switch_to_blog() is in effect.
 *
 * @since 3.5.0
 *
 * @global array $_wp_switched_stack
 *
 * @return bool True if switched, false otherwise.
 */
function ms_is_switched() {
	return ! empty( $GLOBALS['_wp_switched_stack'] );
}

/**
 * Checks if a particular blog is archived.
 *
 * @since MU (3.0.0)
 *
 * @param int $id Blog ID.
 * @return string Whether the blog is archived or not.
 */
function is_archived( $id ) {
	return get_blog_status( $id, 'archived' );
}

/**
 * Updates the 'archived' status of a particular blog.
 *
 * @since MU (3.0.0)
 *
 * @param int    $id       Blog ID.
 * @param string $archived The new status.
 * @return string $archived
 */
function update_archived( $id, $archived ) {
	update_blog_status( $id, 'archived', $archived );
	return $archived;
}

/**
 * Updates a blog details field.
 *
 * @since MU (3.0.0)
 * @since 5.1.0 Use wp_update_site() internally.
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param int    $blog_id    Blog ID.
 * @param string $pref       Field name.
 * @param string $value      Field value.
 * @param null   $deprecated Not used.
 * @return string|false $value
 */
function update_blog_status( $blog_id, $pref, $value, $deprecated = null ) {
	global $wpdb;

if ( null !== $deprecated ) {
		_deprecated_argument( __FUNCTION__, '3.1.0' );
	}

$allowed_field_names = array( 'site_id', 'domain', 'path', 'registered', 'last_updated', 'public', 'archived', 'mature', 'spam', 'deleted', 'lang_id' );

if ( ! in_array( $pref, $allowed_field_names, true ) ) {
		return $value;
	}

$result = wp_update_site(
		$blog_id,
		array(
			$pref => $value,
		)
	);

if ( is_wp_error( $result ) ) {
		return false;
	}

return $value;
}

/**
 * Gets a blog details field.
 *
 * @since MU (3.0.0)
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param int    $id   Blog ID.
 * @param string $pref Field name.
 * @return bool|string|null $value
 */
function get_blog_status( $id, $pref ) {
	global $wpdb;

$details = get_site( $id );
	if ( $details ) {
		return $details->$pref;
	}

return $wpdb->get_var( $wpdb->prepare( "SELECT %s FROM {$wpdb->blogs} WHERE blog_id = %d", $pref, $id ) );
}

/**
 * Gets a list of most recently updated blogs.
 *
 * @since MU (3.0.0)
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param mixed $deprecated Not used.
 * @param int   $start      Optional. Number of blogs to offset the query. Used to build LIMIT clause.
 *                          Can be used for pagination. Default 0.
 * @param int   $quantity   Optional. The maximum number of blogs to retrieve. Default 40.
 * @return array The list of blogs.
 */
function get_last_updated( $deprecated = '', $start = 0, $quantity = 40 ) {
	global $wpdb;

if ( ! empty( $deprecated ) ) {
		_deprecated_argument( __FUNCTION__, 'MU' ); // Never used.
	}

return $wpdb->get_results( $wpdb->prepare( "SELECT blog_id, domain, path FROM $wpdb->blogs WHERE site_id = %d AND public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0' AND last_updated != '0000-00-00 00:00:00' ORDER BY last_updated DESC limit %d, %d", get_current_network_id(), $start, $quantity ), ARRAY_A );
}

/**
 * Handler for updating the site's last updated date when a post is published or
 * an already published post is changed.
 *
 * @since 3.3.0
 *
 * @param string  $new_status The new post status.
 * @param string  $old_status The old post status.
 * @param WP_Post $post       Post object.
 */
function _update_blog_date_on_post_publish( $new_status, $old_status, $post ) {
	$post_type_obj = get_post_type_object( $post->post_type );
	if ( ! $post_type_obj || ! $post_type_obj->public ) {
		return;
	}

if ( 'publish' !== $new_status && 'publish' !== $old_status ) {
		return;
	}

// Post was freshly published, published post was saved, or published post was unpublished.

wpmu_update_blogs_date();
}

/**
 * Handler for updating the current site's last updated date when a published
 * post is deleted.
 *
 * @since 3.4.0
 *
 * @param int $post_id Post ID
 */
function _update_blog_date_on_post_delete( $post_id ) {
	$post = get_post( $post_id );

$post_type_obj = get_post_type_object( $post->post_type );
	if ( ! $post_type_obj || ! $post_type_obj->public ) {
		return;
	}

if ( 'publish' !== $post->post_status ) {
		return;
	}

wpmu_update_blogs_date();
}

/**
 * Handler for updating the current site's posts count when a post is deleted.
 *
 * @since 4.0.0
 * @since 6.2.0 Added the `$post` parameter.
 *
 * @param int     $post_id Post ID.
 * @param WP_Post $post    Post object.
 */
function _update_posts_count_on_delete( $post_id, $post ) {
	if ( ! $post || 'publish' !== $post->post_status || 'post' !== $post->post_type ) {
		return;
	}

update_posts_count();
}

/**
 * Handler for updating the current site's posts count when a post status changes.
 *
 * @since 4.0.0
 * @since 4.9.0 Added the `$post` parameter.
 *
 * @param string  $new_status The status the post is changing to.
 * @param string  $old_status The status the post is changing from.
 * @param WP_Post $post       Post object
 */
function _update_posts_count_on_transition_post_status( $new_status, $old_status, $post = null ) {
	if ( $new_status === $old_status ) {
		return;
	}

if ( 'post' !== get_post_type( $post ) ) {
		return;
	}

if ( 'publish' !== $new_status && 'publish' !== $old_status ) {
		return;
	}

update_posts_count();
}

/**
 * Counts number of sites grouped by site status.
 *
 * @since 5.3.0
 *
 * @param int $network_id Optional. The network to get counts for. Default is the current network ID.
 * @return int[] {
 *     Numbers of sites grouped by site status.
 *
 *     @type int $all      The total number of sites.
 *     @type int $public   The number of public sites.
 *     @type int $archived The number of archived sites.
 *     @type int $mature   The number of mature sites.
 *     @type int $spam     The number of spam sites.
 *     @type int $deleted  The number of deleted sites.
 * }
 */
function wp_count_sites( $network_id = null ) {
	if ( empty( $network_id ) ) {
		$network_id = get_current_network_id();
	}

$counts = array();
	$args   = array(
		'network_id'    => $network_id,
		'number'        => 1,
		'fields'        => 'ids',
		'no_found_rows' => false,
	);

$q             = new WP_Site_Query( $args );
	$counts['all'] = $q->found_sites;

$_args    = $args;
	$statuses = array( 'public', 'archived', 'mature', 'spam', 'deleted' );

foreach ( $statuses as $status ) {
		$_args            = $args;
		$_args[ $status ] = 1;

$q                 = new WP_Site_Query( $_args );
		$counts[ $status ] = $q->found_sites;
	}

return $counts;
}

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