( 1024 * get_site_option( 'fileupload_maxk', 1500 ) ) )
$file['error'] = sprintf(__('This file is too big. Files must be less than %1$s Kb in size.'), get_site_option( 'fileupload_maxk', 1500 ) );
if( upload_is_user_over_quota( false ) ) {
$file['error'] = __('You have used your space quota. Please delete files before uploading.');
}
if( $file['error'] != '0' )
wp_die( $file['error'] . ' ' . __( 'Back' ) . '' );
return $file;
}
add_filter( 'wp_handle_upload_prefilter', 'check_upload_size' );
function wpmu_delete_blog($blog_id, $drop = false) {
global $wpdb;
if ( $blog_id != $wpdb->blogid ) {
$switch = true;
switch_to_blog($blog_id);
}
do_action('delete_blog', $blog_id, $drop);
$users = get_users_of_blog($blog_id);
// Remove users from this blog.
if ( !empty($users) ) foreach ($users as $user) {
remove_user_from_blog($user->user_id, $blog_id);
}
update_blog_status( $blog_id, 'deleted', 1 );
if ( $drop ) {
$drop_tables = array( $wpdb->base_prefix . $blog_id . "_categories",
$wpdb->base_prefix . $blog_id . "_comments",
$wpdb->base_prefix . $blog_id . "_linkcategories",
$wpdb->base_prefix . $blog_id . "_links",
$wpdb->base_prefix . $blog_id . "_link2cat",
$wpdb->base_prefix . $blog_id . "_options",
$wpdb->base_prefix . $blog_id . "_post2cat",
$wpdb->base_prefix . $blog_id . "_postmeta",
$wpdb->base_prefix . $blog_id . "_posts",
$wpdb->base_prefix . $blog_id . "_terms",
$wpdb->base_prefix . $blog_id . "_term_taxonomy",
$wpdb->base_prefix . $blog_id . "_term_relationships" );
$drop_tables = apply_filters( 'wpmu_drop_tables', $drop_tables );
reset( $drop_tables );
foreach ( (array) $drop_tables as $drop_table) {
$wpdb->query( "DROP TABLE IF EXISTS $drop_table" );
}
$wpdb->query( "DELETE FROM $wpdb->blogs WHERE blog_id = '$blog_id'" );
$dir = constant( "ABSPATH" ) . "wp-content/blogs.dir/{$blog_id}/files/";
$dir = rtrim($dir, DIRECTORY_SEPARATOR);
$top_dir = $dir;
$stack = array($dir);
$index = 0;
while ($index < count($stack)) {
# Get indexed directory from stack
$dir = $stack[$index];
$dh = @ opendir($dir);
if ($dh) {
while (($file = @ readdir($dh)) !== false) {
if ($file == '.' or $file == '..')
continue;
if (@ is_dir($dir . DIRECTORY_SEPARATOR . $file))
$stack[] = $dir . DIRECTORY_SEPARATOR . $file;
else if (@ is_file($dir . DIRECTORY_SEPARATOR . $file))
@ unlink($dir . DIRECTORY_SEPARATOR . $file);
}
}
$index++;
}
$stack = array_reverse($stack); // Last added dirs are deepest
foreach( (array) $stack as $dir) {
if ( $dir != $top_dir)
@rmdir($dir);
}
}
$wpdb->query("DELETE FROM {$wpdb->usermeta} WHERE meta_key='wp_{$blog_id}_autosave_draft_ids'");
if ( $switch === true )
restore_current_blog();
}
function update_blog_public($old_value, $value) {
global $wpdb;
do_action('update_blog_public');
update_blog_status( $wpdb->blogid, 'public', (int) $value );
}
add_action('update_option_blog_public', 'update_blog_public', 10, 2);
function wpmu_delete_user($id) {
global $wpdb;
$id = (int) $id;
$user = get_userdata($id);
do_action('wpmu_delete_user', $id);
$blogs = get_blogs_of_user($id);
if ( ! empty($blogs) )
foreach ($blogs as $blog) {
switch_to_blog($blog->userblog_id);
remove_user_from_blog($id, $blog->userblog_id);
$post_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts WHERE post_author = $id");
foreach ( (array) $post_ids as $post_id )
wp_delete_post($post_id);
// Clean links
$wpdb->query("DELETE FROM $wpdb->links WHERE link_owner = $id");
restore_current_blog();
}
$wpdb->query("DELETE FROM $wpdb->users WHERE ID = $id");
$wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = '$id'");
wp_cache_delete($id, 'users');
wp_cache_delete($user->user_login, 'userlogins');
return true;
}
function wpmu_get_blog_allowedthemes( $blog_id = 0 ) {
$themes = get_themes();
if( $blog_id == 0 )
$blog_allowed_themes = get_option( "allowedthemes" );
else
$blog_allowed_themes = get_blog_option( $blog_id, "allowedthemes" );
if( !is_array( $blog_allowed_themes ) || empty( $blog_allowed_themes ) ) { // convert old allowed_themes to new allowedthemes
if( $blog_id == 0 )
$blog_allowed_themes = get_option( "allowed_themes" );
else
$blog_allowed_themes = get_blog_option( $blog_id, "allowed_themes" );
if( is_array( $blog_allowed_themes ) ) {
foreach( (array) $themes as $key => $theme ) {
$theme_key = wp_specialchars( $theme['Stylesheet'] );
if( isset( $blog_allowed_themes[ $key ] ) == true ) {
$blog_allowedthemes[ $theme_key ] = 1;
}
}
$blog_allowed_themes = $blog_allowedthemes;
if( $blog_id == 0 ) {
add_option( "allowedthemes", $blog_allowed_themes );
delete_option( "allowed_themes" );
} else {
add_blog_option( $blog_id, "allowedthemes", $blog_allowed_themes );
delete_blog_option( $blog_id, "allowed_themes" );
}
}
}
return $blog_allowed_themes;
}
function update_option_new_admin_email($old_value, $value) {
if ( $value == get_option( 'admin_email' ) || !is_email( $value ) )
return;
$hash = md5( $value. time() .mt_rand() );
$new_admin_email = array( "hash" => $hash, "newemail" => $value );
update_option( 'adminhash', $new_admin_email );
$content = __("Dear user,\n\n
You recently requested to have the administration email address on
your blog changed.\n
If this is correct, please click on the following link to change it:\n
###ADMIN_URL###\n\n
You can safely ignore and delete this email if you do not want to take this action.\n\n
This email has been sent to ###EMAIL###\n\n
Regards,\n
The Webmaster");
$content = str_replace('###ADMIN_URL###', get_option( "siteurl" ).'/wp-admin/options.php?adminhash='.$hash, $content);
$content = str_replace('###EMAIL###', $value, $content);
wp_mail( $value, sprintf(__('[%s] New Admin Email Address'), get_option('blogname')), $content );
}
add_action('update_option_new_admin_email', 'update_option_new_admin_email', 10, 2);
function get_site_allowed_themes() {
$themes = get_themes();
$allowed_themes = get_site_option( 'allowedthemes' );
if( !is_array( $allowed_themes ) || empty( $allowed_themes ) ) {
$allowed_themes = get_site_option( "allowed_themes" ); // convert old allowed_themes format
if( !is_array( $allowed_themes ) ) {
$allowed_themes = array();
} else {
foreach( (array) $themes as $key => $theme ) {
$theme_key = wp_specialchars( $theme[ 'Stylesheet' ] );
if( isset( $allowed_themes[ $key ] ) == true ) {
$allowedthemes[ $theme_key ] = 1;
}
}
$allowed_themes = $allowedthemes;
}
}
return $allowed_themes;
}
function get_space_allowed() {
$spaceAllowed = get_option("blog_upload_space");
if( $spaceAllowed == false )
$spaceAllowed = get_site_option("blog_upload_space");
if( empty($spaceAllowed) || !is_numeric($spaceAllowed) )
$spaceAllowed = 50;
return $spaceAllowed;
}
function display_space_usage() {
$space = get_space_allowed();
$used = get_dirsize( constant( "ABSPATH" ) . constant( "UPLOADS" ) )/1024/1024;
if ($used > $space) $percentused = '100';
else $percentused = ( $used / $space ) * 100;
if( $space > 1000 ) {
$space = number_format( $space / 1024 );
$space .= __('GB');
} else {
$space .= __('MB');
}
?>
$quota) $percentused = '100';
else $percentused = ( $used / $quota ) * 100;
?>
query( "UPDATE {$wpdb->users} SET {$pref} = '{$value}' WHERE ID = '$id'" );
if( $refresh == 1 )
refresh_user_details($id);
if( $pref == 'spam' ) {
if( $value == 1 )
do_action( "make_spam_user", $id );
else
do_action( "make_ham_user", $id );
}
return $value;
}
function refresh_user_details($id) {
$id = (int) $id;
if ( !$user = get_userdata( $id ) )
return false;
wp_cache_delete($id, 'users');
wp_cache_delete($user->user_login, 'userlogins');
return $id;
}
/*
Determines if the available space defined by the admin has been exceeded by the user
*/
function wpmu_checkAvailableSpace() {
$spaceAllowed = get_space_allowed();
$dirName = trailingslashit( constant( "ABSPATH" ) . constant( "UPLOADS" ) );
if (!(is_dir($dirName) && is_readable($dirName)))
return;
$dir = dir($dirName);
$size = 0;
while($file = $dir->read()) {
if ($file != '.' && $file != '..') {
if (is_dir( $dirName . $file)) {
$size += get_dirsize($dirName . $file);
} else {
$size += filesize($dirName . $file);
}
}
}
$dir->close();
$size = $size / 1024 / 1024;
if( ($spaceAllowed - $size) <= 0 ) {
define( 'DISABLE_UPLOADS', true );
define( 'DISABLE_UPLOADS_MESSAGE', __('Sorry, you must delete files before you can upload any more.') );
}
}
add_action('upload_files_upload','wpmu_checkAvailableSpace');
function format_code_lang( $code = '' ) {
$code = strtolower(substr($code, 0, 2));
$lang_codes = array('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' => 'Fijian', '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);
return strtr( $code, $lang_codes );
}
function sync_slugs( $term, $taxonomy, $args ) {
$args[ 'slug' ] = sanitize_title( $args[ 'name' ] );
return $args;
}
add_filter( 'pre_update_term', 'sync_slugs', 10, 3 );
function redirect_user_to_blog() {
global $wpdb, $current_user, $current_site;
get_currentuserinfo();
$primary_blog = (int) get_usermeta( $current_user->ID, 'primary_blog' );
if( !$primary_blog )
$primary_blog = 1;
$newblog = $wpdb->get_row( "SELECT * FROM {$wpdb->blogs} WHERE blog_id = '{$primary_blog}'" );
if( $newblog != null ) {
$blogs = get_blogs_of_user( $current_user->ID );
if ( empty($blogs) || $blogs == false ) { // If user has no blog
add_user_to_blog('1', $current_user->ID, 'subscriber'); // Add subscriber permission for first blog.
wp_redirect( 'http://' . $current_site->domain . $current_site->path. 'wp-admin/' );
exit();
}
foreach ( (array) $blogs as $blog ) {
if ( $blog->userblog_id == $newblog->blog_id ) {
wp_redirect( 'http://' . $newblog->domain . $newblog->path . 'wp-admin/' );
exit();
}
}
reset( $blogs );
$blog = current( $blogs ); // Take the first blog...
wp_redirect( 'http://' . $blog->domain . $blog->path. 'wp-admin/' );
exit();
}
}
add_action( 'admin_page_access_denied', 'redirect_user_to_blog' );
function wpmu_menu() {
global $menu, $submenu;
if( is_site_admin() ) {
$menu[29] = array(__('Site Admin'), '10', 'wpmu-admin.php' );
$submenu[ 'wpmu-admin.php' ][1] = array( __('Admin'), '10', 'wpmu-admin.php' );
$submenu[ 'wpmu-admin.php' ][5] = array( __('Blogs'), '10', 'wpmu-blogs.php' );
$submenu[ 'wpmu-admin.php' ][10] = array( __('Users'), '10', 'wpmu-users.php' );
$submenu[ 'wpmu-admin.php' ][20] = array( __('Themes'), '10', 'wpmu-themes.php' );
$submenu[ 'wpmu-admin.php' ][25] = array( __('Options'), '10', 'wpmu-options.php' );
$submenu[ 'wpmu-admin.php' ][30] = array( __('Upgrade'), '10', 'wpmu-upgrade-site.php' );
}
unset( $submenu['themes.php'][10] );
unset( $submenu['plugins.php'][5] );
unset( $submenu['plugins.php'][10] );
unset( $submenu['options-general.php'][40] );
unset( $submenu['edit.php'][30] );
unset( $menu['35'] ); // Plugins
$menu_perms = get_site_option( "menu_items" );
if( is_array( $menu_perms ) == false )
$menu_perms = array();
if( $menu_perms[ 'plugins' ] == 1 )
$menu[35] = array(__('Plugins'), 'activate_plugins', 'plugins.php');
}
add_action( '_admin_menu', 'wpmu_menu' );
function mu_options( $options ) {
$removed = array( 'general' => array( 'siteurl', 'home', 'admin_email', 'default_role' ),
'reading' => array( 'gzipcompression' ),
'writing' => array( 'ping_sites', 'mailserver_login', 'mailserver_pass', 'default_email_category', 'mailserver_port', 'mailserver_url' ) );
$added = array( 'general' => array( 'new_admin_email', 'WPLANG', 'language' ) );
$options = remove_option_whitelist( $removed, $options );
$options = add_option_whitelist( $added, $options );
return $options;
}
add_filter( 'whitelist_options', 'mu_options' );
function import_no_new_users( $permission ) {
return false;
}
add_filter( 'import_allow_create_users', 'import_no_new_users' );
// See "import_allow_fetch_attachments" and "import_attachment_size_limit" filters too.
function add_option_update_handler($option_group, $option_name, $sanitize_callback = '') {
global $new_whitelist_options;
$new_whitelist_options[ $option_group ][] = $option_name;
if( $sanitize_callback != '' )
add_filter( "sanitize_option_{$option_name}", $sanitize_callback );
}
function remove_option_update_handler($option_group, $option_name, $sanitize_callback = '') {
global $new_whitelist_options;
$pos = array_search( $option_name, $new_whitelist_options );
if( $pos !== false )
unset( $new_whitelist_options[ $option_group ][ $pos ] );
if( $sanitize_callback != '' )
remove_filter( "sanitize_option_{$option_name}", $sanitize_callback );
}
function option_update_filter( $options ) {
global $new_whitelist_options;
if( is_array( $new_whitelist_options ) )
$options = add_option_whitelist( $new_whitelist_options, $options );
return $options;
}
add_filter( 'whitelist_options', 'option_update_filter' );
function add_option_whitelist( $new_options, $options = '' ) {
if( $options == '' ) {
global $whitelist_options;
} else {
$whitelist_options = $options;
}
foreach( $new_options as $page => $keys ) {
foreach( $keys as $key ) {
$pos = array_search( $key, $whitelist_options[ $page ] );
if( $pos === false )
$whitelist_options[ $page ][] = $key;
}
}
return $whitelist_options;
}
function remove_option_whitelist( $del_options, $options = '' ) {
if( $options == '' ) {
global $whitelist_options;
} else {
$whitelist_options = $options;
}
foreach( $del_options as $page => $keys ) {
foreach( $keys as $key ) {
$pos = array_search( $key, $whitelist_options[ $page ] );
if( $pos !== false )
unset( $whitelist_options[ $page ][ $pos ] );
}
}
return $whitelist_options;
}
/* Blogswitcher */
function blogswitch_init() {
global $current_user;
$blogs = get_blogs_of_user( $current_user->ID );
if ( !$blogs )
return;
add_action( 'admin_menu', 'blogswitch_ob_start' );
add_action( 'dashmenu', 'blogswitch_markup' );
}
function blogswitch_ob_start() {
wp_enqueue_script( 'blog-switch', '/wp-admin/js/blog-switch.js', array( 'jquery' ), 2 );
ob_start( 'blogswitch_ob_content' );
}
function blogswitch_ob_content( $content ) {
$content = preg_replace( '#
'.$ae.'';
} elseif ( $code_lang == 'en_GB' ) { // British English
$flag = true;
$be = __('British English');
$output[$be] = '';
} else {
$translated = format_code_lang($code_lang);
$output[$translated] = '';
}
}
if ( $flag === false ) { // WordPress english
$output[] = '";
}
// Order by name
uksort($output, 'strnatcasecmp');
$output = apply_filters('mu_dropdown_languages', $output, $lang_files, $current);
echo implode("\n\t", $output);
}
// Only show "Media" upload icon
function mu_media_buttons() {
global $post_ID, $temp_ID;
$uploading_iframe_ID = (int) (0 == $post_ID ? $temp_ID : $post_ID);
$context = apply_filters('media_buttons_context', __('Add media: %s'));
$media_upload_iframe_src = "media-upload.php?post_id=$uploading_iframe_ID";
$media_title = __('Add Media');
$out = <<
EOF;
printf($context, $out);
}
add_action( 'media_buttons', 'mu_media_buttons' );
remove_action( 'media_buttons', 'media_buttons' );
?>