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📝 Edit File: ms-admin-filters.php

<?php
/**
 * Multisite Administration hooks
 *
 * @package WordPress
 * @subpackage Administration
 * @since 4.3.0
 */

// Media hooks.
add_filter( 'wp_handle_upload_prefilter', 'check_upload_size' );

// User hooks.
add_action( 'user_admin_notices', 'new_user_email_admin_notice' );
add_action( 'network_admin_notices', 'new_user_email_admin_notice' );

add_action( 'admin_page_access_denied', '_access_denied_splash', 99 );

// Site hooks.
add_action( 'wpmueditblogaction', 'upload_space_setting' );

// Network hooks.
add_action( 'update_site_option_admin_email', 'wp_network_admin_email_change_notification', 10, 4 );

// Post hooks.
add_filter( 'wp_insert_post_data', 'avoid_blog_page_permalink_collision', 10, 2 );

// Tools hooks.
add_filter( 'import_allow_create_users', 'check_import_new_users' );

// Notices hooks.
add_action( 'admin_notices', 'site_admin_notice' );
add_action( 'network_admin_notices', 'site_admin_notice' );

// Update hooks.
add_action( 'network_admin_notices', 'update_nag', 3 );
add_action( 'network_admin_notices', 'maintenance_nag', 10 );

// Network Admin hooks.
add_action( 'add_site_option_new_admin_email', 'update_network_option_new_admin_email', 10, 2 );
add_action( 'update_site_option_new_admin_email', 'update_network_option_new_admin_email', 10, 2 );

Type	Item Name	Actions
📁	..
📄	admin-filters.php
📄	admin.php
📄	ajax-actions.php
📄	bookmark.php
📄	class-automatic-upgrader-skin.php
📄	class-bulk-plugin-upgrader-skin.php
📄	class-bulk-theme-upgrader-skin.php
📄	class-bulk-upgrader-skin.php
📄	class-core-upgrader.php
📄	class-custom-background.php
📄	class-custom-image-header.php
📄	class-file-upload-upgrader.php
📄	class-ftp-pure.php
📄	class-ftp-sockets.php
📄	class-ftp.php
📄	class-language-pack-upgrader-skin.php
📄	class-language-pack-upgrader.php
📄	class-pclzip.php
📄	class-plugin-installer-skin.php
📄	class-plugin-upgrader-skin.php
📄	class-plugin-upgrader.php
📄	class-theme-installer-skin.php
📄	class-theme-upgrader-skin.php
📄	class-theme-upgrader.php
📄	class-walker-category-checklist.php
📄	class-walker-nav-menu-checklist.php
📄	class-walker-nav-menu-edit.php
📄	class-wp-ajax-upgrader-skin.php
📄	class-wp-application-passwords-list-table.php
📄	class-wp-automatic-updater.php
📄	class-wp-comments-list-table.php
📄	class-wp-community-events.php
📄	class-wp-debug-data.php
📄	class-wp-filesystem-base.php
📄	class-wp-filesystem-direct.php
📄	class-wp-filesystem-ftpext.php
📄	class-wp-filesystem-ftpsockets.php
📄	class-wp-filesystem-ssh2.php
📄	class-wp-importer.php
📄	class-wp-internal-pointers.php
📄	class-wp-links-list-table.php
📄	class-wp-list-table-compat.php
📄	class-wp-list-table.php
📄	class-wp-media-list-table.php
📄	class-wp-ms-sites-list-table.php
📄	class-wp-ms-themes-list-table.php
📄	class-wp-ms-users-list-table.php
📄	class-wp-plugin-install-list-table.php
📄	class-wp-plugins-list-table.php
📄	class-wp-post-comments-list-table.php
📄	class-wp-posts-list-table.php
📄	class-wp-privacy-data-export-requests-list-table.php
📄	class-wp-privacy-data-removal-requests-list-table.php
📄	class-wp-privacy-policy-content.php
📄	class-wp-privacy-requests-table.php
📄	class-wp-screen.php
📄	class-wp-site-health-auto-updates.php
📄	class-wp-site-health.php
📄	class-wp-site-icon.php
📄	class-wp-terms-list-table.php
📄	class-wp-theme-install-list-table.php
📄	class-wp-themes-list-table.php
📄	class-wp-upgrader-skin.php
📄	class-wp-upgrader-skins.php
📄	class-wp-upgrader.php
📄	class-wp-users-list-table.php
📄	comment.php
📄	continents-cities.php
📄	credits.php
📄	dashboard.php
📄	deprecated.php
📄	edit-tag-messages.php
📄	export.php
📄	file.php
📄	image-edit.php
📄	image.php
📄	import.php
📄	list-table.php
📄	media.php
📄	menu.php
📄	meta-boxes.php
📄	misc.php
📄	ms-admin-filters.php
📄	ms-deprecated.php
📄	ms.php
📄	nav-menu.php
📄	network.php
📄	noop.php
📄	options.php
📄	plugin-install.php
📄	plugin.php
📄	post.php
📄	privacy-tools.php
📄	revision.php
📄	schema.php
📄	screen.php
📄	taxonomy.php
📄	template.php
📄	theme-install.php
📄	theme.php
📄	translation-install.php
📄	update-core.php
📄	update.php
📄	upgrade.php
📄	user.php
📄	widgets.php