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WordPress/wp-admin/includes/ms.php

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<?php
/**
* Determine if uploaded file exceeds space quota.
*
* @since 3.0
*
* @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.
*/
function check_upload_size( $file ) {
if ( get_site_option( 'upload_space_check_disabled' ) )
return $file;
if ( $file['error'] != '0' ) // there's already an error
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'] );
if ( $space_left < $file_size )
$file['error'] = sprintf( __( 'Not enough space to upload. %1$s Kb needed.' ), number_format( ($file_size - $space_left) /1024 ) );
if ( $file_size > ( 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'] . ' <a href="javascript:history.go(-1)">' . __( 'Back' ) . '</a>' );
return $file;
}
add_filter( 'wp_handle_upload_prefilter', 'check_upload_size' );
/**
* Delete a blog
*
* @since 3.0
*
* @param int $blog_id Blog ID
* @param bool $drop True if blog's table should be dropped. Default is false.
* @return void
*/
function wpmu_delete_blog($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 = $wpdb->get_results("show tables LIKE '". $wpdb->base_prefix . $blog_id . "\_%'", ARRAY_A);
$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 ". current( $drop_table ) ."" );
}
$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->blogs WHERE blog_id = %d", $blog_id) );
$dir = apply_filters( 'wpmu_delete_blog_upload_dir', WP_CONTENT_DIR . "/blogs.dir/{$blog_id}/files/", $blog_id );
$dir = rtrim($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( $wpdb->prepare("DELETE FROM {$wpdb->usermeta} WHERE meta_key = %s", 'wp_{$blog_id}_autosave_draft_ids') );
$blogs = get_site_option( "blog_list" );
if ( is_array( $blogs ) ) {
foreach ( $blogs as $n => $blog ) {
if ( $blog[ 'blog_id' ] == $blog_id )
unset( $blogs[ $n ] );
}
update_site_option( 'blog_list', $blogs );
}
if ( $switch === true )
restore_current_blog();
}
// @todo Merge with wp_delete_user() ?
function wpmu_delete_user($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( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id ) );
foreach ( (array) $post_ids as $post_id ) {
wp_delete_post($post_id);
}
// Clean links
$link_ids = $wpdb->get_col( $wpdb->prepare("SELECT link_id FROM $wpdb->links WHERE link_owner = %d", $id) );
if ( $link_ids ) {
foreach ( $link_ids as $link_id )
wp_delete_link($link_id);
}
restore_current_blog();
}
}
$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->users WHERE ID = %d", $id) );
$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id) );
clean_user_cache($id);
// allow for commit transaction
do_action('deleted_user', $id);
return true;
}
function confirm_delete_users( $users ) {
if ( !is_array( $users ) )
return false;
echo '<p>' . __( 'Transfer posts before deleting users:' ) . '</p>';
echo '<form action="ms-edit.php?action=allusers" method="post">';
echo '<input type="hidden" name="alluser_transfer_delete" />';
wp_nonce_field( 'allusers' );
foreach ( (array) $_POST['allusers'] as $key => $val ) {
if ( $val != '' && $val != '0' ) {
$user = new WP_User( $val );
if ( in_array( $user->user_login, get_site_option( 'site_admins', array( 'admin' ) ) ) )
wp_die( sprintf( __( 'Warning! User cannot be deleted. The user %s is a site admnistrator.' ), $user->user_login ) );
echo "<input type='hidden' name='user[]' value='{$val}'/>\n";
$blogs = get_blogs_of_user( $val, true );
if ( !empty( $blogs ) ) {
foreach ( (array) $blogs as $key => $details ) {
$blog_users = get_users_of_blog( $details->userblog_id );
if ( is_array( $blog_users ) && !empty( $blog_users ) ) {
echo "<p><a href='http://{$details->domain}{$details->path}'>{$details->blogname}</a> ";
echo "<select name='blog[$val][{$key}]'>";
$out = '';
foreach ( $blog_users as $user ) {
if ( $user->user_id != $val )
$out .= "<option value='{$user->user_id}'>{$user->user_login}</option>";
}
if ( $out == '' )
$out = "<option value='1'>admin</option>";
echo $out;
echo "</select>\n";
}
}
}
}
}
echo "<br /><input type='submit' value='" . __( 'Delete user and transfer posts' ) . "' />";
echo "</form>";
return true;
}
function wpmu_get_blog_allowedthemes( $blog_id = 0 ) {
$themes = get_themes();
if ( $blog_id != 0 )
switch_to_blog( $blog_id );
$blog_allowed_themes = get_option( "allowedthemes" );
if ( !is_array( $blog_allowed_themes ) || empty( $blog_allowed_themes ) ) { // convert old allowed_themes to new allowedthemes
$blog_allowed_themes = get_option( "allowed_themes" );
if ( is_array( $blog_allowed_themes ) ) {
foreach( (array) $themes as $key => $theme ) {
$theme_key = esc_html( $theme[ 'Stylesheet' ] );
if ( isset( $blog_allowed_themes[ $key ] ) == true ) {
$blog_allowedthemes[ $theme_key ] = 1;
}
}
$blog_allowed_themes = $blog_allowedthemes;
add_option( "allowedthemes", $blog_allowed_themes );
delete_option( "allowed_themes" );
}
}
if ( $blog_id != 0 )
restore_current_blog();
return $blog_allowed_themes;
}
function update_option_new_admin_email($old_value, $value) {
global $current_site;
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 = apply_filters( 'new_admin_email_content', __("Dear user,
You recently requested to have the administration email address on
your blog 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###
###SITEURL###"), $new_admin_email );
$content = str_replace('###ADMIN_URL###', clean_url(get_option( "siteurl" ).'/wp-admin/options.php?adminhash='.$hash), $content);
$content = str_replace('###EMAIL###', $value, $content);
$content = str_replace('###SITENAME###', get_site_option( 'site_name' ), $content);
$content = str_replace('###SITEURL###', 'http://' . $current_site->domain . $current_site->path, $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 send_confirmation_on_profile_email() {
global $errors, $wpdb, $current_user, $current_site;
if ( ! is_object($errors) )
$errors = new WP_Error();
if ( $current_user->id != $_POST[ 'user_id' ] )
return false;
if ( $current_user->user_email != $_POST[ 'email' ] ) {
if ( !is_email( $_POST[ 'email' ] ) ) {
$errors->add( 'user_email', __( "<strong>ERROR</strong>: The e-mail address isn't correct." ), array( 'form-field' => 'email' ) );
return;
}
if ( $wpdb->get_var( $wpdb->prepare( "SELECT user_email FROM {$wpdb->users} WHERE user_email=%s", $_POST[ 'email' ] ) ) ) {
$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;
}
$hash = md5( $_POST[ 'email' ] . time() . mt_rand() );
$new_user_email = array(
"hash" => $hash,
"newemail" => $_POST[ 'email' ]
);
update_option( $current_user->ID . '_new_email', $new_user_email );
$content = apply_filters( 'new_user_email_content', __("Dear user,
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###
###SITEURL###"), $new_user_email );
$content = str_replace('###ADMIN_URL###', clean_url(get_option( "siteurl" ).'/wp-admin/profile.php?newuseremail='.$hash), $content);
$content = str_replace('###EMAIL###', $_POST[ 'email' ], $content);
$content = str_replace('###SITENAME###', get_site_option( 'site_name' ), $content);
$content = str_replace('###SITEURL###', 'http://' . $current_site->domain . $current_site->path, $content);
wp_mail( $_POST[ 'email' ], sprintf(__('[%s] New Email Address'), get_option('blogname')), $content );
$_POST[ 'email' ] = $current_user->user_email;
}
}
add_action( 'personal_options_update', 'send_confirmation_on_profile_email' );
function new_user_email_admin_notice() {
global $current_user;
if ( strpos( $_SERVER['PHP_SELF'], 'profile.php' ) && isset( $_GET[ 'updated' ] ) && $email = get_option( $current_user->ID . '_new_email' ) )
echo "<div id='update-nag'>" . sprintf( __( "Your email address has not been updated yet. Please check your inbox at %s for a confirmation email." ), $email[ 'newemail' ] ) . "</div>";
}
add_action( 'admin_notices', 'new_user_email_admin_notice' );
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 = esc_html( $theme[ 'Stylesheet' ] );
if ( isset( $allowed_themes[ $key ] ) == true ) {
$allowedthemes[ $theme_key ] = 1;
}
}
$allowed_themes = $allowedthemes;
}
}
return $allowed_themes;
}
/**
* Determines if there is any upload space left in the current blog's quota.
*
* @return bool True if space is available, false otherwise.
*/
function is_upload_space_available() {
if ( get_site_option( 'upload_space_check_disabled' ) )
return true;
$space_allowed = get_space_allowed();
$dir_name = trailingslashit( BLOGUPLOADDIR );
if ( !(is_dir($dir_name) && is_readable($dir_name)) )
return true;
$dir = dir($dir_name);
$size = 0;
while ( $file = $dir->read() ) {
if ( $file != '.' && $file != '..' ) {
if ( is_dir( $dir_name . $file) ) {
$size += get_dirsize($dir_name . $file);
} else {
$size += filesize($dir_name . $file);
}
}
}
$dir->close();
$size = $size / 1024 / 1024;
if ( ($space_allowed - $size) <= 0 )
return false;
return true;
}
/**
* Returns the upload quota for the current blog.
*
* @return int Quota
*/
function get_space_allowed() {
$space_allowed = get_option('blog_upload_space');
if ( $space_allowed == false )
$space_allowed = get_site_option('blog_upload_space');
if ( empty($space_allowed) || !is_numeric($space_allowed) )
$space_allowed = 50;
return $space_allowed;
}
function display_space_usage() {
$space = get_space_allowed();
$used = get_dirsize( BLOGUPLOADDIR )/1024/1024;
if ( $used > $space )
$percentused = '100';
else
$percentused = ( $used / $space ) * 100;
if ( $space > 1000 ) {
$space = number_format( $space / 1024 );
$space .= __('GB');
} else {
$space .= __('MB');
}
?>
<strong><?php printf(__('Used: %1s%% of %2s'), number_format($percentused), $space );?></strong>
<?php
}
// Display File upload quota on dashboard
function dashboard_quota() {
if ( get_site_option( 'upload_space_check_disabled' ) )
return true;
$quota = get_space_allowed();
$used = get_dirsize( BLOGUPLOADDIR )/1024/1024;
if ( $used > $quota )
$percentused = '100';
else
$percentused = ( $used / $quota ) * 100;
$percentused = number_format($percentused);
$used = round($used,2);
$used_color = ($used < 70) ? (($used >= 40) ? 'waiting' : 'approved') : 'spam';
?>
<p class="sub musub"><?php _e('Storage Space'); ?></p>
<div class="table">
<table>
<tr class="first">
<td class="first b b-posts"><?php printf( __( '<a href="upload.php" title="Manage Uploads" class="musublink">%sMB</a>' ), $quota ); ?></td>
<td class="t posts"><?php _e('Space Allowed'); ?></td>
<td class="b b-comments"><?php printf( __( '<a href="upload.php" title="Manage Uploads" class="musublink">%1sMB (%2s%%)</a>' ), $used, $percentused ); ?></td>
<td class="last t comments <?php echo $used_color;?>"><?php _e('Space Used');?></td>
</tr>
</table>
</div>
<?php
}
if ( current_user_can('edit_posts') )
add_action('activity_box_end', 'dashboard_quota');
// Edit blog upload space setting on Edit Blog page
function upload_space_setting( $id ) {
$quota = get_blog_option($id, "blog_upload_space");
if ( !$quota )
$quota = '';
?>
<tr>
<th><?php _e('Blog 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 site default)'); ?></td>
</tr>
<?php
}
add_action('wpmueditblogaction', 'upload_space_setting');
function update_user_status( $id, $pref, $value, $refresh = 1 ) {
global $wpdb;
$wpdb->update( $wpdb->users, array( $pref => $value ), array( '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( $id ) )
return false;
clean_user_cache($id);
return $id;
}
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_category_tag_slugs( $term, $taxonomy ) {
if ( $taxonomy == 'category' || $taxonomy == 'post_tag' ) {
if ( is_object( $term ) ) {
$term->slug = sanitize_title( $term->name );
} else {
$term[ 'slug' ] = sanitize_title( $term[ 'name' ] );
}
}
return $term;
}
add_filter( 'get_term', 'sync_category_tag_slugs', 10, 2 );
function redirect_user_to_blog() {
global $current_user, $current_site;
$c = 0;
if ( isset( $_GET[ 'c' ] ) )
$c = (int)$_GET[ 'c' ];
if ( $c >= 5 ) {
wp_die( __( "You don&#8217;t have permission to view this blog. Please contact the system administrator." ) );
}
$c ++;
$blog = get_active_blog_for_user( $current_user->ID );
$dashboard_blog = get_dashboard_blog();
if ( is_object( $blog ) ) {
$protocol = ( is_ssl() ? 'https://' : 'http://' );
wp_redirect( $protocol . $blog->domain . $blog->path . 'wp-admin/?c=' . $c ); // redirect and count to 5, "just in case"
exit;
}
/*
If the user is a member of only 1 blog and the user's primary_blog isn't set to that blog,
then update the primary_blog record to match the user's blog
*/
$blogs = get_blogs_of_user( $current_user->ID );
if ( !empty( $blogs ) ) {
foreach( $blogs as $blogid => $blog ) {
if ( $blogid != $dashboard_blog->blog_id && get_usermeta( $current_user->ID , 'primary_blog' ) == $dashboard_blog->blog_id ) {
update_usermeta( $current_user->ID, 'primary_blog', $blogid );
continue;
}
}
$blog = get_blog_details( get_usermeta( $current_user->ID , 'primary_blog' ) );
$protocol = ( is_ssl() ? 'https://' : 'http://' );
wp_redirect( $protocol . $blog->domain . $blog->path . 'wp-admin/?c=' . $c ); // redirect and count to 5, "just in case"
exit;
}
wp_die( __( 'You do not have sufficient permissions to access this page.' ) );
}
add_action( 'admin_page_access_denied', 'redirect_user_to_blog', 99 );
function check_import_new_users( $permission ) {
if ( !is_super_admin() )
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 = '' ) {
$flag = false;
$output = array();
foreach ( (array) $lang_files as $val ) {
$code_lang = basename( $val, '.mo' );
if ( $code_lang == 'en_US' ) { // American English
$flag = true;
$ae = __('American English');
$output[$ae] = '<option value="'.$code_lang.'"'.(($current == $code_lang) ? ' selected="selected"' : '').'> '.$ae.'</option>';
} elseif ( $code_lang == 'en_GB' ) { // British English
$flag = true;
$be = __('British English');
$output[$be] = '<option value="'.$code_lang.'"'.(($current == $code_lang) ? ' selected="selected"' : '').'> '.$be.'</option>';
} else {
$translated = format_code_lang($code_lang);
$output[$translated] = '<option value="'.$code_lang.'"'.(($current == $code_lang) ? ' selected="selected"' : '').'> '.$translated.'</option>';
}
}
if ( $flag === false ) { // WordPress english
$output[] = '<option value=""'.((empty($current)) ? ' selected="selected"' : '').'>'.__('English')."</option>";
}
// Order by name
uksort($output, 'strnatcasecmp');
$output = apply_filters('mu_dropdown_languages', $output, $lang_files, $current);
echo implode("\n\t", $output);
}
/* Warn the admin if SECRET SALT information is missing from wp-config.php */
function secret_salt_warning() {
if ( !is_super_admin() )
return;
$secret_keys = array( 'NONCE_KEY', 'AUTH_KEY', 'AUTH_SALT', 'LOGGED_IN_KEY', 'LOGGED_IN_SALT', 'SECURE_AUTH_KEY', 'SECURE_AUTH_SALT' );
$out = '';
foreach( $secret_keys as $key ) {
if ( !defined( $key ) )
$out .= "define( '$key', '" . wp_generate_password() . wp_generate_password() . "' );<br />";
}
if ( $out != '' ) {
$msg = sprintf( __( 'Warning! WordPress encrypts user cookies, but you must add the following lines to <strong>%swp-config.php</strong> for it to be more secure.<br />Please add the code before the line, <code>/* That\'s all, stop editing! Happy blogging. */</code>' ), ABSPATH );
$msg .= "<blockquote>$out</blockquote>";
echo "<div id='update-nag'>$msg</div>";
}
}
add_action( 'admin_notices', 'secret_salt_warning' );
function admin_notice_feed() {
global $current_user, $current_screen;
if ( $current_screen->id != 'index' )
return;
if ( !empty( $_GET[ 'feed_dismiss' ] ) )
update_user_option( $current_user->id, 'admin_feed_dismiss', $_GET[ 'feed_dismiss' ], true );
$url = get_site_option( 'admin_notice_feed' );
if ( empty( $url ) )
return;
$rss = fetch_feed( $url );
if ( ! is_wp_error( $rss ) && $item = $rss->get_item() ) {
$title = $item->get_title();
if ( md5( $title ) == get_user_option( 'admin_feed_dismiss' ) )
return;
$msg = "<h3>" . esc_html( $title ) . "</h3>\n";
$content = $item->get_description();
$content = $content ? wp_html_excerpt( $content, 200 ) . ' &hellip; ' : '';
$link = esc_url( strip_tags( $item->get_link() ) );
$msg .= "<p>" . $content . "<a href='$link'>" . __( 'Read More' ) . "</a> <a href='index.php?feed_dismiss=" . md5( $title ) . "'>" . __( 'Dismiss' ) . "</a></p>";
echo "<div class='updated fade'>$msg</div>";
} elseif ( is_super_admin() ) {
printf( '<div id="update-nag">' . __( 'Your feed at %s is empty.' ) . '</div>', esc_html( $url ) );
}
}
add_action( 'admin_notices', 'admin_notice_feed' );
function site_admin_notice() {
global $current_user, $wp_db_version;
if ( !is_super_admin() )
return false;
printf("<div id='update-nag'>" . __("Hi %s! You're logged in as a site administrator.") . "</div>", $current_user->user_login);
if ( get_site_option( 'wpmu_upgrade_site' ) != $wp_db_version ) {
echo "<div id='update-nag'>" . __( 'Thank you for Upgrading! Please visit the <a href="ms-upgrade-site.php">Upgrade Site</a> page to update all your blogs.' ) . "</div>";
}
}
add_action( 'admin_notices', 'site_admin_notice' );
function avoid_blog_page_permalink_collision( $data, $postarr ) {
if ( is_subdomain_install() )
return $data;
if ( $data[ 'post_type' ] != 'page' )
return $data;
if ( !isset( $data[ 'post_name' ] ) || $data[ 'post_name' ] == '' )
return $data;
if ( !is_main_site() )
return $data;
$post_name = $data[ 'post_name' ];
$c = 0;
while( $c < 10 && get_id_from_blogname( $post_name ) ) {
$post_name .= mt_rand( 1, 10 );
$c ++;
}
if ( $post_name != $data[ 'post_name' ] ) {
$data[ 'post_name' ] = $post_name;
}
return $data;
}
add_filter( 'wp_insert_post_data', 'avoid_blog_page_permalink_collision', 10, 2 );
function choose_primary_blog() {
global $current_user;
?>
<table class="form-table">
<tr>
<?php /* translators: My sites label */ ?>
<th scope="row"><?php _e('Primary Site'); ?></th>
<td>
<?php
$all_blogs = get_blogs_of_user( $current_user->ID );
$primary_blog = get_usermeta($current_user->ID, 'primary_blog');
if ( count( $all_blogs ) > 1 ) {
$found = false;
?>
<select name="primary_blog">
<?php foreach( (array) $all_blogs as $blog ) {
if ( $primary_blog == $blog->userblog_id )
$found = true;
?><option value='<?php echo $blog->userblog_id ?>'<?php if ( $primary_blog == $blog->userblog_id ) echo ' selected="selected"' ?>>http://<?php echo $blog->domain.$blog->path ?></option><?php
} ?>
</select>
<?php
if ( !$found ) {
$blog = array_shift( $all_blogs );
update_usermeta( $current_user->ID, 'primary_blog', $blog->userblog_id );
}
} elseif ( count( $all_blogs ) == 1 ) {
$blog = array_shift( $all_blogs );
echo $blog->domain;
if ( $primary_blog != $blog->userblog_id ) // Set the primary blog again if it's out of sync with blog list.
update_usermeta( $current_user->ID, 'primary_blog', $blog->userblog_id );
} else {
echo "N/A";
}
?>
</td>
</tr>
</table>
<?php
}
function stripslashes_from_options( $blog_id ) {
global $wpdb;
if ( $blog_id == 1 ) { // check site_options too
$start = 0;
while( $rows = $wpdb->get_results( "SELECT meta_key, meta_value FROM {$wpdb->sitemeta} ORDER BY meta_id LIMIT $start, 20" ) ) {
foreach( $rows as $row ) {
$value = $row->meta_value;
if ( !@unserialize( $value ) )
$value = stripslashes( $value );
if ( $value !== $row->meta_value ) {
update_site_option( $row->meta_key, $value );
}
}
$start += 20;
}
}
$start = 0;
$options_table = $wpdb->get_blog_prefix( $blog_id ) . "options";
while( $rows = $wpdb->get_results( "SELECT option_name, option_value FROM $options_table ORDER BY option_id LIMIT $start, 20" ) ) {
foreach( $rows as $row ) {
$value = $row->option_value;
if ( !@unserialize( $value ) )
$value = stripslashes( $value );
if ( $value !== $row->option_value ) {
update_blog_option( $blog_id, $row->option_name, $value );
}
}
$start += 20;
}
refresh_blog_details( $blog_id );
}
add_action( 'wpmu_upgrade_site', 'stripslashes_from_options' );
function show_post_thumbnail_warning() {
if ( false == is_super_admin() ) {
return;
}
$mu_media_buttons = get_site_option( 'mu_media_buttons', array() );
if ( empty($mu_media_buttons[ 'image' ]) && current_theme_supports( 'post-thumbnails' ) ) {
echo "<div id='update-nag'>" . sprintf( __( "Warning! The current theme supports post thumbnails. You must enable image uploads on <a href='%s'>the options page</a> for it to work." ), admin_url( 'ms-options.php' ) ) . "</div>";
}
}
add_action( 'admin_notices', 'show_post_thumbnail_warning' );
?>
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