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< ? php
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/**
* Multisite administration functions .
*
* @ package WordPress
* @ subpackage Multisite
* @ since 3.0 . 0
*/
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/**
* Determine if uploaded file exceeds space quota .
*
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* @ since 3.0 . 0
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*
* @ param array $file $_FILES array for a given file .
* @ return array $_FILES array with 'error' key set if file exceeds quota . 'error' is empty otherwise .
*/
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function check_upload_size ( $file ) {
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if ( get_site_option ( 'upload_space_check_disabled' ) )
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return $file ;
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if ( $file [ 'error' ] != '0' ) // there's already an error
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return $file ;
if ( defined ( 'WP_IMPORTING' ) )
return $file ;
$space_allowed = 1048576 * get_space_allowed ();
$space_used = get_dirsize ( BLOGUPLOADDIR );
$space_left = $space_allowed - $space_used ;
$file_size = filesize ( $file [ 'tmp_name' ] );
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if ( $space_left < $file_size )
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$file [ 'error' ] = sprintf ( __ ( 'Not enough space to upload. %1$s KB needed.' ), number_format ( ( $file_size - $space_left ) / 1024 ) );
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if ( $file_size > ( 1024 * get_site_option ( 'fileupload_maxk' , 1500 ) ) )
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$file [ 'error' ] = sprintf ( __ ( 'This file is too big. Files must be less than %1$s KB in size.' ), get_site_option ( 'fileupload_maxk' , 1500 ) );
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if ( upload_is_user_over_quota ( false ) ) {
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$file [ 'error' ] = __ ( 'You have used your space quota. Please delete files before uploading.' );
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}
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if ( $file [ 'error' ] != '0' && ! isset ( $_POST [ 'html-upload' ]) )
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wp_die ( $file [ 'error' ] . ' <a href="javascript:history.go(-1)">' . __ ( 'Back' ) . '</a>' );
return $file ;
}
add_filter ( 'wp_handle_upload_prefilter' , 'check_upload_size' );
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/**
* Delete a blog
*
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* @ since 3.0 . 0
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*
* @ param int $blog_id Blog ID
* @ param bool $drop True if blog ' s table should be dropped . Default is false .
* @ return void
*/
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function wpmu_delete_blog ( $blog_id , $drop = false ) {
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global $wpdb ;
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$switch = false ;
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if ( $blog_id != $wpdb -> blogid ) {
$switch = true ;
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switch_to_blog ( $blog_id );
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}
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$blog_prefix = $wpdb -> get_blog_prefix ( $blog_id );
do_action ( 'delete_blog' , $blog_id , $drop );
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$users = get_users_of_blog ( $blog_id );
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// Remove users from this blog.
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if ( ! empty ( $users ) ) {
foreach ( $users as $user ) {
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remove_user_from_blog ( $user -> ID , $blog_id ) ;
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}
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}
update_blog_status ( $blog_id , 'deleted' , 1 );
if ( $drop ) {
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if ( substr ( $blog_prefix , - 1 ) == '_' )
$blog_prefix = substr ( $blog_prefix , 0 , - 1 ) . '\_' ;
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$drop_tables = $wpdb -> get_results ( " SHOW TABLES LIKE ' { $blog_prefix } %' " , ARRAY_A );
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$drop_tables = apply_filters ( 'wpmu_drop_tables' , $drop_tables );
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reset ( $drop_tables );
foreach ( ( array ) $drop_tables as $drop_table ) {
$wpdb -> query ( " DROP TABLE IF EXISTS " . current ( $drop_table ) . " " );
}
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$wpdb -> query ( $wpdb -> prepare ( " DELETE FROM $wpdb->blogs WHERE blog_id = %d " , $blog_id ) );
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$dir = apply_filters ( 'wpmu_delete_blog_upload_dir' , WP_CONTENT_DIR . " /blogs.dir/ { $blog_id } /files/ " , $blog_id );
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$dir = rtrim ( $dir , DIRECTORY_SEPARATOR );
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$top_dir = $dir ;
$stack = array ( $dir );
$index = 0 ;
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while ( $index < count ( $stack ) ) {
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# Get indexed directory from stack
$dir = $stack [ $index ];
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$dh = @ opendir ( $dir );
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if ( $dh ) {
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while ( ( $file = @ readdir ( $dh ) ) !== false ) {
if ( $file == '.' || $file == '..' )
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continue ;
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if ( @ is_dir ( $dir . DIRECTORY_SEPARATOR . $file ) )
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$stack [] = $dir . DIRECTORY_SEPARATOR . $file ;
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else if ( @ is_file ( $dir . DIRECTORY_SEPARATOR . $file ) )
@ unlink ( $dir . DIRECTORY_SEPARATOR . $file );
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}
}
$index ++ ;
}
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$stack = array_reverse ( $stack ); // Last added dirs are deepest
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foreach ( ( array ) $stack as $dir ) {
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if ( $dir != $top_dir )
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@ rmdir ( $dir );
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}
}
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$wpdb -> query ( " DELETE FROM { $wpdb -> usermeta } WHERE meta_key = ' { $blog_prefix } autosave_draft_ids' " );
$blogs = get_site_option ( 'blog_list' );
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if ( is_array ( $blogs ) ) {
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foreach ( $blogs as $n => $blog ) {
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if ( $blog [ 'blog_id' ] == $blog_id )
unset ( $blogs [ $n ] );
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}
update_site_option ( 'blog_list' , $blogs );
}
if ( $switch === true )
restore_current_blog ();
}
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// @todo Merge with wp_delete_user() ?
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function wpmu_delete_user ( $id ) {
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global $wpdb ;
$id = ( int ) $id ;
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do_action ( 'wpmu_delete_user' , $id );
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$blogs = get_blogs_of_user ( $id );
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if ( ! empty ( $blogs ) ) {
foreach ( $blogs as $blog ) {
switch_to_blog ( $blog -> userblog_id );
remove_user_from_blog ( $id , $blog -> userblog_id );
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$post_ids = $wpdb -> get_col ( $wpdb -> prepare ( " SELECT ID FROM $wpdb->posts WHERE post_author = %d " , $id ) );
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foreach ( ( array ) $post_ids as $post_id ) {
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wp_delete_post ( $post_id );
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}
// Clean links
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$link_ids = $wpdb -> get_col ( $wpdb -> prepare ( " SELECT link_id FROM $wpdb->links WHERE link_owner = %d " , $id ) );
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if ( $link_ids ) {
foreach ( $link_ids as $link_id )
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wp_delete_link ( $link_id );
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}
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restore_current_blog ();
}
}
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$wpdb -> query ( $wpdb -> prepare ( " DELETE FROM $wpdb->users WHERE ID = %d " , $id ) );
$wpdb -> query ( $wpdb -> prepare ( " DELETE FROM $wpdb->usermeta WHERE user_id = %d " , $id ) );
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clean_user_cache ( $id );
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// allow for commit transaction
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do_action ( 'deleted_user' , $id );
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return true ;
}
function wpmu_get_blog_allowedthemes ( $blog_id = 0 ) {
$themes = get_themes ();
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if ( $blog_id != 0 )
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switch_to_blog ( $blog_id );
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$blog_allowed_themes = get_option ( 'allowedthemes' );
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if ( ! is_array ( $blog_allowed_themes ) || empty ( $blog_allowed_themes ) ) { // convert old allowed_themes to new allowedthemes
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$blog_allowed_themes = get_option ( 'allowed_themes' );
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if ( is_array ( $blog_allowed_themes ) ) {
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foreach ( ( array ) $themes as $key => $theme ) {
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$theme_key = esc_html ( $theme [ 'Stylesheet' ] );
if ( isset ( $blog_allowed_themes [ $key ] ) == true ) {
$blog_allowedthemes [ $theme_key ] = 1 ;
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}
}
$blog_allowed_themes = $blog_allowedthemes ;
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add_option ( 'allowedthemes' , $blog_allowed_themes );
delete_option ( 'allowed_themes' );
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}
}
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if ( $blog_id != 0 )
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restore_current_blog ();
return $blog_allowed_themes ;
}
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function update_option_new_admin_email ( $old_value , $value ) {
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$email = get_option ( 'admin_email' );
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if ( $value == get_option ( 'admin_email' ) || ! is_email ( $value ) )
return ;
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$hash = md5 ( $value . time () . mt_rand () );
$new_admin_email = array (
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'hash' => $hash ,
'newemail' => $value
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);
update_option ( 'adminhash' , $new_admin_email );
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$content = apply_filters ( 'new_admin_email_content' , __ ( " Dear user,
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You recently requested to have the administration email address on
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your site changed .
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If this is correct , please click on the following link to change it :
###ADMIN_URL###
You can safely ignore and delete this email if you do not want to
take this action .
This email has been sent to ###EMAIL###
Regards ,
All at ###SITENAME###
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###SITEURL### "), $new_admin_email );
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$content = str_replace ( '###ADMIN_URL###' , esc_url ( admin_url ( 'options.php?adminhash=' . $hash ) ), $content );
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$content = str_replace ( '###EMAIL###' , $value , $content );
$content = str_replace ( '###SITENAME###' , get_site_option ( 'site_name' ), $content );
$content = str_replace ( '###SITEURL###' , network_home_url (), $content );
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wp_mail ( $value , sprintf ( __ ( '[%s] New Admin Email Address' ), get_option ( 'blogname' ) ), $content );
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}
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add_action ( 'update_option_new_admin_email' , 'update_option_new_admin_email' , 10 , 2 );
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add_action ( 'add_option_new_admin_email' , 'update_option_new_admin_email' , 10 , 2 );
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function send_confirmation_on_profile_email () {
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global $errors , $wpdb ;
$current_user = wp_get_current_user ();
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if ( ! is_object ( $errors ) )
$errors = new WP_Error ();
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if ( $current_user -> id != $_POST [ 'user_id' ] )
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return false ;
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if ( $current_user -> user_email != $_POST [ 'email' ] ) {
if ( ! is_email ( $_POST [ 'email' ] ) ) {
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$errors -> add ( 'user_email' , __ ( " <strong>ERROR</strong>: The e-mail address isn't correct. " ), array ( 'form-field' => 'email' ) );
return ;
}
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if ( $wpdb -> get_var ( $wpdb -> prepare ( " SELECT user_email FROM { $wpdb -> users } WHERE user_email=%s " , $_POST [ 'email' ] ) ) ) {
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$errors -> add ( 'user_email' , __ ( " <strong>ERROR</strong>: The e-mail address is already used. " ), array ( 'form-field' => 'email' ) );
delete_option ( $current_user -> ID . '_new_email' );
return ;
}
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$hash = md5 ( $_POST [ 'email' ] . time () . mt_rand () );
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$new_user_email = array (
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'hash' => $hash ,
'newemail' => $_POST [ 'email' ]
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);
update_option ( $current_user -> ID . '_new_email' , $new_user_email );
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$content = apply_filters ( 'new_user_email_content' , __ ( " Dear user,
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You recently requested to have the email address on your account changed .
If this is correct , please click on the following link to change it :
###ADMIN_URL###
You can safely ignore and delete this email if you do not want to
take this action .
This email has been sent to ###EMAIL###
Regards ,
All at ###SITENAME###
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###SITEURL###" ), $new_user_email );
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$content = str_replace ( '###ADMIN_URL###' , esc_url ( admin_url ( 'profile.php?newuseremail=' . $hash ) ), $content );
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$content = str_replace ( '###EMAIL###' , $_POST [ 'email' ], $content );
$content = str_replace ( '###SITENAME###' , get_site_option ( 'site_name' ), $content );
$content = str_replace ( '###SITEURL###' , network_home_url (), $content );
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wp_mail ( $_POST [ 'email' ], sprintf ( __ ( '[%s] New Email Address' ), get_option ( 'blogname' ) ), $content );
$_POST [ 'email' ] = $current_user -> user_email ;
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}
}
add_action ( 'personal_options_update' , 'send_confirmation_on_profile_email' );
function new_user_email_admin_notice () {
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if ( strpos ( $_SERVER [ 'PHP_SELF' ], 'profile.php' ) && isset ( $_GET [ 'updated' ] ) && $email = get_option ( get_current_user_id () . '_new_email' ) )
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echo " <div class='update-nag'> " . sprintf ( __ ( " Your email address has not been updated yet. Please check your inbox at %s for a confirmation email. " ), $email['newemail'] ) . " </ div > " ;
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}
add_action ( 'admin_notices' , 'new_user_email_admin_notice' );
function get_site_allowed_themes () {
$themes = get_themes ();
$allowed_themes = get_site_option ( 'allowedthemes' );
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if ( ! is_array ( $allowed_themes ) || empty ( $allowed_themes ) ) {
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$allowed_themes = get_site_option ( 'allowed_themes' ); // convert old allowed_themes format
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if ( ! is_array ( $allowed_themes ) ) {
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$allowed_themes = array ();
} else {
foreach ( ( array ) $themes as $key => $theme ) {
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$theme_key = esc_html ( $theme [ 'Stylesheet' ] );
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if ( isset ( $allowed_themes [ $key ] ) == true ) {
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$allowedthemes [ $theme_key ] = 1 ;
}
}
$allowed_themes = $allowedthemes ;
}
}
return $allowed_themes ;
}
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/**
* Determines if there is any upload space left in the current blog ' s quota .
*
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* @ since 3.0 . 0
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* @ return bool True if space is available , false otherwise .
*/
function is_upload_space_available () {
if ( get_site_option ( 'upload_space_check_disabled' ) )
return true ;
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if ( ! ( $space_allowed = get_upload_space_available () ) )
return false ;
return true ;
}
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/**
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* @ since 3.0 . 0
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*
* @ return int of upload size limit in bytes
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*/
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function upload_size_limit_filter ( $size ) {
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$fileupload_maxk = 1024 * get_site_option ( 'fileupload_maxk' , 1500 );
return min ( $size , $fileupload_maxk , get_upload_space_available () );
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}
/**
* Determines if there is any upload space left in the current blog ' s quota .
*
* @ return int of upload space available in bytes
*/
function get_upload_space_available () {
$space_allowed = get_space_allowed () * 1024 * 1024 ;
if ( get_site_option ( 'upload_space_check_disabled' ) )
return $space_allowed ;
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$dir_name = trailingslashit ( BLOGUPLOADDIR );
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if ( ! ( is_dir ( $dir_name ) && is_readable ( $dir_name ) ) )
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return $space_allowed ;
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$dir = dir ( $dir_name );
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$size = 0 ;
while ( $file = $dir -> read () ) {
if ( $file != '.' && $file != '..' ) {
if ( is_dir ( $dir_name . $file ) ) {
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$size += get_dirsize ( $dir_name . $file );
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} else {
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$size += filesize ( $dir_name . $file );
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}
}
}
$dir -> close ();
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if ( ( $space_allowed - $size ) <= 0 )
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return 0 ;
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return $space_allowed - $size ;
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}
/**
* Returns the upload quota for the current blog .
*
* @ return int Quota
*/
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function get_space_allowed () {
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$space_allowed = get_option ( 'blog_upload_space' );
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if ( $space_allowed == false )
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$space_allowed = get_site_option ( 'blog_upload_space' );
if ( empty ( $space_allowed ) || ! is_numeric ( $space_allowed ) )
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$space_allowed = 50 ;
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return $space_allowed ;
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}
function display_space_usage () {
$space = get_space_allowed ();
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$used = get_dirsize ( BLOGUPLOADDIR ) / 1024 / 1024 ;
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$percentused = ( $used / $space ) * 100 ;
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if ( $space > 1000 ) {
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$space = number_format ( $space / 1024 );
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/* translators: Gigabytes */
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$space .= __ ( 'GB' );
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} else {
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/* translators: Megabytes */
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$space .= __ ( 'MB' );
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}
?>
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< strong >< ? php printf ( __ ( 'Used: %1s%% of %2s' ), number_format ( $percentused ), $space ); ?> </strong>
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< ? php
}
// Edit blog upload space setting on Edit Blog page
function upload_space_setting ( $id ) {
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$quota = get_blog_option ( $id , 'blog_upload_space' );
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if ( ! $quota )
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$quota = '' ;
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?>
< tr >
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< th >< ? php _e ( 'Site Upload Space Quota ' ); ?> </th>
< td >< input type = " text " size = " 3 " name = " option[blog_upload_space] " value = " <?php echo $quota ; ?> " /> < ? php _e ( 'MB (Leave blank for network default)' ); ?> </td>
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</ tr >
< ? php
}
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add_action ( 'wpmueditblogaction' , 'upload_space_setting' );
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function update_user_status ( $id , $pref , $value , $deprecated = null ) {
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global $wpdb ;
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if ( null !== $deprecated )
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_deprecated_argument ( __FUNCTION__ , '3.1' );
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$wpdb -> update ( $wpdb -> users , array ( $pref => $value ), array ( 'ID' => $id ) );
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clean_user_cache ( $id );
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if ( $pref == 'spam' ) {
if ( $value == 1 )
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do_action ( 'make_spam_user' , $id );
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else
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do_action ( 'make_ham_user' , $id );
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}
return $value ;
}
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function refresh_user_details ( $id ) {
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$id = ( int ) $id ;
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if ( ! $user = get_userdata ( $id ) )
return false ;
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clean_user_cache ( $id );
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return $id ;
}
function format_code_lang ( $code = '' ) {
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$code = strtolower ( substr ( $code , 0 , 2 ) );
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$lang_codes = array (
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'aa' => 'Afar' , 'ab' => 'Abkhazian' , 'af' => 'Afrikaans' , 'ak' => 'Akan' , 'sq' => 'Albanian' , 'am' => 'Amharic' , 'ar' => 'Arabic' , 'an' => 'Aragonese' , 'hy' => 'Armenian' , 'as' => 'Assamese' , 'av' => 'Avaric' , 'ae' => 'Avestan' , 'ay' => 'Aymara' , 'az' => 'Azerbaijani' , 'ba' => 'Bashkir' , 'bm' => 'Bambara' , 'eu' => 'Basque' , 'be' => 'Belarusian' , 'bn' => 'Bengali' ,
'bh' => 'Bihari' , 'bi' => 'Bislama' , 'bs' => 'Bosnian' , 'br' => 'Breton' , 'bg' => 'Bulgarian' , 'my' => 'Burmese' , 'ca' => 'Catalan; Valencian' , 'ch' => 'Chamorro' , 'ce' => 'Chechen' , 'zh' => 'Chinese' , 'cu' => 'Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic' , 'cv' => 'Chuvash' , 'kw' => 'Cornish' , 'co' => 'Corsican' , 'cr' => 'Cree' ,
'cs' => 'Czech' , 'da' => 'Danish' , 'dv' => 'Divehi; Dhivehi; Maldivian' , 'nl' => 'Dutch; Flemish' , 'dz' => 'Dzongkha' , 'en' => 'English' , 'eo' => 'Esperanto' , 'et' => 'Estonian' , 'ee' => 'Ewe' , 'fo' => 'Faroese' , 'fj' => 'Fijjian' , 'fi' => 'Finnish' , 'fr' => 'French' , 'fy' => 'Western Frisian' , 'ff' => 'Fulah' , 'ka' => 'Georgian' , 'de' => 'German' , 'gd' => 'Gaelic; Scottish Gaelic' ,
'ga' => 'Irish' , 'gl' => 'Galician' , 'gv' => 'Manx' , 'el' => 'Greek, Modern' , 'gn' => 'Guarani' , 'gu' => 'Gujarati' , 'ht' => 'Haitian; Haitian Creole' , 'ha' => 'Hausa' , 'he' => 'Hebrew' , 'hz' => 'Herero' , 'hi' => 'Hindi' , 'ho' => 'Hiri Motu' , 'hu' => 'Hungarian' , 'ig' => 'Igbo' , 'is' => 'Icelandic' , 'io' => 'Ido' , 'ii' => 'Sichuan Yi' , 'iu' => 'Inuktitut' , 'ie' => 'Interlingue' ,
'ia' => 'Interlingua (International Auxiliary Language Association)' , 'id' => 'Indonesian' , 'ik' => 'Inupiaq' , 'it' => 'Italian' , 'jv' => 'Javanese' , 'ja' => 'Japanese' , 'kl' => 'Kalaallisut; Greenlandic' , 'kn' => 'Kannada' , 'ks' => 'Kashmiri' , 'kr' => 'Kanuri' , 'kk' => 'Kazakh' , 'km' => 'Central Khmer' , 'ki' => 'Kikuyu; Gikuyu' , 'rw' => 'Kinyarwanda' , 'ky' => 'Kirghiz; Kyrgyz' ,
'kv' => 'Komi' , 'kg' => 'Kongo' , 'ko' => 'Korean' , 'kj' => 'Kuanyama; Kwanyama' , 'ku' => 'Kurdish' , 'lo' => 'Lao' , 'la' => 'Latin' , 'lv' => 'Latvian' , 'li' => 'Limburgan; Limburger; Limburgish' , 'ln' => 'Lingala' , 'lt' => 'Lithuanian' , 'lb' => 'Luxembourgish; Letzeburgesch' , 'lu' => 'Luba-Katanga' , 'lg' => 'Ganda' , 'mk' => 'Macedonian' , 'mh' => 'Marshallese' , 'ml' => 'Malayalam' ,
'mi' => 'Maori' , 'mr' => 'Marathi' , 'ms' => 'Malay' , 'mg' => 'Malagasy' , 'mt' => 'Maltese' , 'mo' => 'Moldavian' , 'mn' => 'Mongolian' , 'na' => 'Nauru' , 'nv' => 'Navajo; Navaho' , 'nr' => 'Ndebele, South; South Ndebele' , 'nd' => 'Ndebele, North; North Ndebele' , 'ng' => 'Ndonga' , 'ne' => 'Nepali' , 'nn' => 'Norwegian Nynorsk; Nynorsk, Norwegian' , 'nb' => 'Bokmål, Norwegian, Norwegian Bokmål' ,
'no' => 'Norwegian' , 'ny' => 'Chichewa; Chewa; Nyanja' , 'oc' => 'Occitan, Provençal' , 'oj' => 'Ojibwa' , 'or' => 'Oriya' , 'om' => 'Oromo' , 'os' => 'Ossetian; Ossetic' , 'pa' => 'Panjabi; Punjabi' , 'fa' => 'Persian' , 'pi' => 'Pali' , 'pl' => 'Polish' , 'pt' => 'Portuguese' , 'ps' => 'Pushto' , 'qu' => 'Quechua' , 'rm' => 'Romansh' , 'ro' => 'Romanian' , 'rn' => 'Rundi' , 'ru' => 'Russian' ,
'sg' => 'Sango' , 'sa' => 'Sanskrit' , 'sr' => 'Serbian' , 'hr' => 'Croatian' , 'si' => 'Sinhala; Sinhalese' , 'sk' => 'Slovak' , 'sl' => 'Slovenian' , 'se' => 'Northern Sami' , 'sm' => 'Samoan' , 'sn' => 'Shona' , 'sd' => 'Sindhi' , 'so' => 'Somali' , 'st' => 'Sotho, Southern' , 'es' => 'Spanish; Castilian' , 'sc' => 'Sardinian' , 'ss' => 'Swati' , 'su' => 'Sundanese' , 'sw' => 'Swahili' ,
'sv' => 'Swedish' , 'ty' => 'Tahitian' , 'ta' => 'Tamil' , 'tt' => 'Tatar' , 'te' => 'Telugu' , 'tg' => 'Tajik' , 'tl' => 'Tagalog' , 'th' => 'Thai' , 'bo' => 'Tibetan' , 'ti' => 'Tigrinya' , 'to' => 'Tonga (Tonga Islands)' , 'tn' => 'Tswana' , 'ts' => 'Tsonga' , 'tk' => 'Turkmen' , 'tr' => 'Turkish' , 'tw' => 'Twi' , 'ug' => 'Uighur; Uyghur' , 'uk' => 'Ukrainian' , 'ur' => 'Urdu' , 'uz' => 'Uzbek' ,
've' => 'Venda' , 'vi' => 'Vietnamese' , 'vo' => 'Volapük' , 'cy' => 'Welsh' , 'wa' => 'Walloon' , 'wo' => 'Wolof' , 'xh' => 'Xhosa' , 'yi' => 'Yiddish' , 'yo' => 'Yoruba' , 'za' => 'Zhuang; Chuang' , 'zu' => 'Zulu' );
$lang_codes = apply_filters ( 'lang_codes' , $lang_codes , $code );
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return strtr ( $code , $lang_codes );
}
function sync_category_tag_slugs ( $term , $taxonomy ) {
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if ( global_terms_enabled () && ( $taxonomy == 'category' || $taxonomy == 'post_tag' ) ) {
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if ( is_object ( $term ) ) {
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$term -> slug = sanitize_title ( $term -> name );
} else {
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$term [ 'slug' ] = sanitize_title ( $term [ 'name' ] );
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}
}
return $term ;
}
add_filter ( 'get_term' , 'sync_category_tag_slugs' , 10 , 2 );
function redirect_user_to_blog () {
$c = 0 ;
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if ( isset ( $_GET [ 'c' ] ) )
$c = ( int ) $_GET [ 'c' ];
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if ( $c >= 5 ) {
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wp_die ( __ ( " You don’t have permission to view this site. Please contact the system administrator. " ) );
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}
$c ++ ;
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$blog = get_active_blog_for_user ( get_current_user_id () );
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if ( is_object ( $blog ) ) {
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wp_redirect ( get_admin_url ( $blog -> blog_id , '?c=' . $c ) ); // redirect and count to 5, "just in case"
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} else {
wp_redirect ( user_admin_url ( '?c=' . $c ) ); // redirect and count to 5, "just in case"
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}
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exit ;
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}
add_action ( 'admin_page_access_denied' , 'redirect_user_to_blog' , 99 );
function check_import_new_users ( $permission ) {
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if ( ! is_super_admin () )
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return false ;
return true ;
}
add_filter ( 'import_allow_create_users' , 'check_import_new_users' );
// See "import_allow_fetch_attachments" and "import_attachment_size_limit" filters too.
function mu_dropdown_languages ( $lang_files = array (), $current = '' ) {
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$flag = false ;
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$output = array ();
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foreach ( ( array ) $lang_files as $val ) {
$code_lang = basename ( $val , '.mo' );
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if ( $code_lang == 'en_US' ) { // American English
$flag = true ;
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$ae = __ ( 'American English' );
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$output [ $ae ] = '<option value="' . esc_attr ( $code_lang ) . '"' . selected ( $current , $code_lang , false ) . '> ' . $ae . '</option>' ;
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} elseif ( $code_lang == 'en_GB' ) { // British English
$flag = true ;
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$be = __ ( 'British English' );
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$output [ $be ] = '<option value="' . esc_attr ( $code_lang ) . '"' . selected ( $current , $code_lang , false ) . '> ' . $be . '</option>' ;
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} else {
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$translated = format_code_lang ( $code_lang );
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$output [ $translated ] = '<option value="' . esc_attr ( $code_lang ) . '"' . selected ( $current , $code_lang , false ) . '> ' . esc_html ( $translated ) . '</option>' ;
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}
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}
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if ( $flag === false ) // WordPress english
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$output [] = '<option value=""' . selected ( $current , '' , false ) . '>' . __ ( 'English' ) . " </option> " ;
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// Order by name
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uksort ( $output , 'strnatcasecmp' );
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$output = apply_filters ( 'mu_dropdown_languages' , $output , $lang_files , $current );
echo implode ( " \n \t " , $output );
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}
/* Warn the admin if SECRET SALT information is missing from wp-config.php */
function secret_salt_warning () {
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if ( ! is_super_admin () )
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return ;
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$secret_keys = array ( 'AUTH_KEY' , 'SECURE_AUTH_KEY' , 'LOGGED_IN_KEY' , 'NONCE_KEY' , 'AUTH_SALT' , 'SECURE_AUTH_SALT' , 'LOGGED_IN_SALT' , 'NONCE_SALT' );
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$out = '' ;
foreach ( $secret_keys as $key ) {
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if ( ! defined ( $key ) )
$out .= " define( ' $key ', ' " . esc_html ( wp_generate_password ( 64 , true , true ) ) . " ' );<br /> " ;
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}
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if ( $out != '' ) {
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$msg = __ ( 'Warning! WordPress encrypts user cookies, but you must add the following lines to <strong>wp-config.php</strong> for it to be more secure.' );
$msg .= '<br/>' . __ ( " Before the line <code>/* That's all, stop editing! Happy blogging. */</code> please add this code: " );
$msg .= " <br/><br/><code> $out </code> " ;
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echo " <div class='update-nag'> $msg </div> " ;
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}
}
add_action ( 'admin_notices' , 'secret_salt_warning' );
function site_admin_notice () {
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global $wp_db_version ;
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if ( ! is_super_admin () )
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return false ;
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if ( get_site_option ( 'wpmu_upgrade_site' ) != $wp_db_version )
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echo " <div class='update-nag'> " . sprintf ( __ ( 'Thank you for Updating! Please visit the <a href="%s">Update Network</a> page to update all your sites.' ), esc_url ( network_admin_url ( 'upgrade.php' ) ) ) . " </div> " ;
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}
add_action ( 'admin_notices' , 'site_admin_notice' );
function avoid_blog_page_permalink_collision ( $data , $postarr ) {
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if ( is_subdomain_install () )
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return $data ;
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if ( $data [ 'post_type' ] != 'page' )
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return $data ;
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if ( ! isset ( $data [ 'post_name' ] ) || $data [ 'post_name' ] == '' )
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return $data ;
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if ( ! is_main_site () )
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return $data ;
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$post_name = $data [ 'post_name' ];
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$c = 0 ;
while ( $c < 10 && get_id_from_blogname ( $post_name ) ) {
$post_name .= mt_rand ( 1 , 10 );
$c ++ ;
}
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if ( $post_name != $data [ 'post_name' ] ) {
$data [ 'post_name' ] = $post_name ;
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}
return $data ;
}
add_filter ( 'wp_insert_post_data' , 'avoid_blog_page_permalink_collision' , 10 , 2 );
function choose_primary_blog () {
?>
< table class = " form-table " >
< tr >
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< ? php /* translators: My sites label */ ?>
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< th scope = " row " >< ? php _e ( 'Primary Site' ); ?> </th>
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< td >
< ? php
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$all_blogs = get_blogs_of_user ( get_current_user_id () );
$primary_blog = get_user_meta ( get_current_user_id (), 'primary_blog' , true );
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if ( count ( $all_blogs ) > 1 ) {
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$found = false ;
?>
< select name = " primary_blog " >
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< ? php foreach ( ( array ) $all_blogs as $blog ) {
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if ( $primary_blog == $blog -> userblog_id )
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$found = true ;
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?> <option value="<?php echo $blog->userblog_id ?>"<?php selected( $primary_blog, $blog->userblog_id ); ?>><?php echo esc_url( get_home_url( $blog->userblog_id ) ) ?></option><?php
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} ?>
</ select >
< ? php
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if ( ! $found ) {
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$blog = array_shift ( $all_blogs );
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update_user_meta ( get_current_user_id (), 'primary_blog' , $blog -> userblog_id );
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}
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} elseif ( count ( $all_blogs ) == 1 ) {
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$blog = array_shift ( $all_blogs );
echo $blog -> domain ;
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if ( $primary_blog != $blog -> userblog_id ) // Set the primary blog again if it's out of sync with blog list.
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update_user_meta ( get_current_user_id (), 'primary_blog' , $blog -> userblog_id );
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} else {
echo " N/A " ;
}
?>
</ td >
</ tr >
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< ? php if ( in_array ( get_site_option ( 'registration' ), array ( 'all' , 'blog' ) ) ) : ?>
< tr >
< th scope = " row " colspan = " 2 " class = " th-full " >
< a href = " <?php echo apply_filters( 'wp_signup_location', network_home_url( 'wp-signup.php' ) ); ?> " >< ? php _e ( 'Create a New Site' ); ?> </a>
</ th >
</ tr >
< ? php endif ; ?>
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</ table >
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< ? php
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}
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function ms_deprecated_blogs_file () {
if ( ! is_super_admin () )
return ;
if ( ! file_exists ( WP_CONTENT_DIR . '/blogs.php' ) )
return ;
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echo '<div class="update-nag">' . sprintf ( __ ( 'The <code>%1$s</code> file is deprecated. Please remove it and update your server rewrite rules to use <code>%2$s</code> instead.' ), 'wp-content/blogs.php' , 'wp-includes/ms-files.php' ) . '</div>' ;
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}
add_action ( 'admin_notices' , 'ms_deprecated_blogs_file' );
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/**
* Grants super admin privileges .
*
* @ since 3.0 . 0
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* @ param int $user_id
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*/
function grant_super_admin ( $user_id ) {
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global $super_admins ;
// If global super_admins override is defined, there is nothing to do here.
if ( isset ( $super_admins ) )
return false ;
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do_action ( 'grant_super_admin' , $user_id );
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// Directly fetch site_admins instead of using get_super_admins()
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$super_admins = get_site_option ( 'site_admins' , array ( 'admin' ) );
$user = new WP_User ( $user_id );
if ( ! in_array ( $user -> user_login , $super_admins ) ) {
$super_admins [] = $user -> user_login ;
update_site_option ( 'site_admins' , $super_admins );
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do_action ( 'granted_super_admin' , $user_id );
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return true ;
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}
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return false ;
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}
/**
* Revokes super admin privileges .
*
* @ since 3.0 . 0
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* @ param int $user_id
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*/
function revoke_super_admin ( $user_id ) {
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global $super_admins ;
// If global super_admins override is defined, there is nothing to do here.
if ( isset ( $super_admins ) )
return false ;
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do_action ( 'revoke_super_admin' , $user_id );
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// Directly fetch site_admins instead of using get_super_admins()
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$super_admins = get_site_option ( 'site_admins' , array ( 'admin' ) );
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$user = new WP_User ( $user_id );
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if ( $user -> user_email != get_site_option ( 'admin_email' ) ) {
if ( false !== ( $key = array_search ( $user -> user_login , $super_admins ) ) ) {
unset ( $super_admins [ $key ] );
update_site_option ( 'site_admins' , $super_admins );
do_action ( 'revoked_super_admin' , $user_id );
return true ;
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}
}
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return false ;
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}
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/**
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* Whether or not we can edit this network from this page
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*
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* By default editing of network is restricted to the Network Admin for that site_id this allows for this to be overridden
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*
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* @ since 3.1 . 0
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* @ param integer $site_id The network / site id to check .
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*/
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function can_edit_network ( $site_id ) {
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global $wpdb ;
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if ( $site_id == $wpdb -> siteid )
$result = true ;
else
$result = false ;
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return apply_filters ( 'can_edit_network' , $result , $site_id );
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}
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/**
* Thickbox image paths for Network Admin .
*
* @ since 3.1 . 0
* @ access private
*/
function _thickbox_path_admin_subfolder () {
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?>
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< script type = " text/javascript " >
//<![CDATA[
var tb_pathToImage = " ../../wp-includes/js/thickbox/loadingAnimation.gif " ;
var tb_closeImage = " ../../wp-includes/js/thickbox/tb-close.png " ;
//]]>
</ script >
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< ? php
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}
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?>