406 lines
11 KiB
PHP
406 lines
11 KiB
PHP
<?php
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/**
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* Deprecated functions from WordPress MU and the multisite feature. You shouldn't
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* use these functions and look for the alternatives instead. The functions will be
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* removed in a later version.
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*
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* @package WordPress
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* @subpackage Deprecated
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* @since 3.0.0
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*/
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/*
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* Deprecated functions come here to die.
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*/
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use wp_generate_password()
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* @see wp_generate_password()
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*/
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function generate_random_password( $len = 8 ) {
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_deprecated_function( __FUNCTION__, '3.0', 'wp_generate_password()' );
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return wp_generate_password( $len );
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}
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/**
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* Determine if user is a site admin.
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*
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* Plugins should use is_multisite() instead of checking if this function exists
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* to determine if multisite is enabled.
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*
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* This function must reside in a file included only if is_multisite() due to
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* legacy function_exists() checks to determine if multisite is enabled.
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*
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use is_super_admin()
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* @see is_super_admin()
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* @see is_multisite()
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*
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*/
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function is_site_admin( $user_login = '' ) {
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_deprecated_function( __FUNCTION__, '3.0', 'is_super_admin()' );
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if ( empty( $user_login ) ) {
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$user_id = get_current_user_id();
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if ( !$user_id )
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return false;
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} else {
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$user = get_user_by( 'login', $user_login );
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if ( ! $user->exists() )
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return false;
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$user_id = $user->ID;
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}
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return is_super_admin( $user_id );
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}
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if ( !function_exists( 'graceful_fail' ) ) :
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use wp_die()
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* @see wp_die()
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*/
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function graceful_fail( $message ) {
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_deprecated_function( __FUNCTION__, '3.0', 'wp_die()' );
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$message = apply_filters( 'graceful_fail', $message );
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$message_template = apply_filters( 'graceful_fail_template',
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'<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head profile="http://gmpg.org/xfn/11">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>Error!</title>
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<style type="text/css">
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img {
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border: 0;
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}
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body {
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line-height: 1.6em; font-family: Georgia, serif; width: 390px; margin: auto;
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text-align: center;
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}
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.message {
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font-size: 22px;
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width: 350px;
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margin: auto;
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}
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</style>
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</head>
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<body>
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<p class="message">%s</p>
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</body>
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</html>' );
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die( sprintf( $message_template, $message ) );
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}
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endif;
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use get_user_by()
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* @see get_user_by()
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*/
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function get_user_details( $username ) {
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_deprecated_function( __FUNCTION__, '3.0', 'get_user_by()' );
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return get_user_by('login', $username);
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}
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use clean_post_cache()
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* @see clean_post_cache()
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*/
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function clear_global_post_cache( $post_id ) {
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_deprecated_function( __FUNCTION__, '3.0', 'clean_post_cache()' );
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}
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use is_main_site()
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* @see is_main_site()
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*/
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function is_main_blog() {
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_deprecated_function( __FUNCTION__, '3.0', 'is_main_site()' );
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return is_main_site();
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}
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated Use is_email()
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* @see is_email()
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*/
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function validate_email( $email, $check_domain = true) {
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_deprecated_function( __FUNCTION__, '3.0', 'is_email()' );
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return is_email( $email, $check_domain );
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}
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated No alternative available. For performance reasons this function is not recommended.
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*/
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function get_blog_list( $start = 0, $num = 10, $deprecated = '' ) {
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_deprecated_function( __FUNCTION__, '3.0' );
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global $wpdb;
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$blogs = $wpdb->get_results( $wpdb->prepare("SELECT blog_id, domain, path FROM $wpdb->blogs WHERE site_id = %d AND public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0' ORDER BY registered DESC", $wpdb->siteid), ARRAY_A );
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foreach ( (array) $blogs as $details ) {
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$blog_list[ $details['blog_id'] ] = $details;
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$blog_list[ $details['blog_id'] ]['postcount'] = $wpdb->get_var( "SELECT COUNT(ID) FROM " . $wpdb->get_blog_prefix( $details['blog_id'] ). "posts WHERE post_status='publish' AND post_type='post'" );
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}
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unset( $blogs );
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$blogs = $blog_list;
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if ( false == is_array( $blogs ) )
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return array();
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if ( $num == 'all' )
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return array_slice( $blogs, $start, count( $blogs ) );
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else
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return array_slice( $blogs, $start, $num );
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}
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/**
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* @since MU
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* @deprecated 3.0.0
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* @deprecated No alternative available. For performance reasons this function is not recommended.
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*/
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function get_most_active_blogs( $num = 10, $display = true ) {
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_deprecated_function( __FUNCTION__, '3.0' );
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$blogs = get_blog_list( 0, 'all', false ); // $blog_id -> $details
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if ( is_array( $blogs ) ) {
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reset( $blogs );
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foreach ( (array) $blogs as $key => $details ) {
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$most_active[ $details['blog_id'] ] = $details['postcount'];
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$blog_list[ $details['blog_id'] ] = $details; // array_slice() removes keys!!
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}
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arsort( $most_active );
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reset( $most_active );
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foreach ( (array) $most_active as $key => $details )
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$t[ $key ] = $blog_list[ $key ];
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unset( $most_active );
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$most_active = $t;
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}
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if ( $display == true ) {
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if ( is_array( $most_active ) ) {
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reset( $most_active );
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foreach ( (array) $most_active as $key => $details ) {
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$url = esc_url('http://' . $details['domain'] . $details['path']);
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echo '<li>' . $details['postcount'] . " <a href='$url'>$url</a></li>";
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}
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}
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}
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return array_slice( $most_active, 0, $num );
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}
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/**
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* Redirect a user based on $_GET or $_POST arguments.
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*
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* The function looks for redirect arguments in the following order:
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* 1) $_GET['ref']
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* 2) $_POST['ref']
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* 3) $_SERVER['HTTP_REFERER']
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* 4) $_GET['redirect']
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* 5) $_POST['redirect']
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* 6) $url
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*
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* @since MU
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* @deprecated 3.3.0
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* @deprecated Use wp_redirect()
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* @uses wpmu_admin_redirect_add_updated_param()
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*
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* @param string $url
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*/
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function wpmu_admin_do_redirect( $url = '' ) {
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_deprecated_function( __FUNCTION__, '3.3' );
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$ref = '';
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if ( isset( $_GET['ref'] ) )
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$ref = $_GET['ref'];
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if ( isset( $_POST['ref'] ) )
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$ref = $_POST['ref'];
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if ( $ref ) {
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$ref = wpmu_admin_redirect_add_updated_param( $ref );
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wp_redirect( $ref );
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exit();
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}
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if ( empty( $_SERVER['HTTP_REFERER'] ) == false ) {
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wp_redirect( $_SERVER['HTTP_REFERER'] );
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exit();
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}
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$url = wpmu_admin_redirect_add_updated_param( $url );
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if ( isset( $_GET['redirect'] ) ) {
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if ( substr( $_GET['redirect'], 0, 2 ) == 's_' )
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$url .= '&action=blogs&s='. esc_html( substr( $_GET['redirect'], 2 ) );
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} elseif ( isset( $_POST['redirect'] ) ) {
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$url = wpmu_admin_redirect_add_updated_param( $_POST['redirect'] );
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}
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wp_redirect( $url );
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exit();
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}
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/**
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* Adds an 'updated=true' argument to a URL.
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*
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* @since MU
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* @deprecated 3.3.0
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* @deprecated Use add_query_arg()
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*
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* @param string $url
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* @return string
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*/
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function wpmu_admin_redirect_add_updated_param( $url = '' ) {
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_deprecated_function( __FUNCTION__, '3.3' );
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if ( strpos( $url, 'updated=true' ) === false ) {
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if ( strpos( $url, '?' ) === false )
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return $url . '?updated=true';
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else
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return $url . '&updated=true';
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}
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return $url;
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}
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/**
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* Retrieve option value for a given blog id based on name of option.
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*
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* If the option does not exist or does not have a value, then the return value
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* will be false. This is useful to check whether you need to install an option
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* and is commonly used during installation of plugin options and to test
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* whether upgrading is required.
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*
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* If the option was serialized then it will be unserialized when it is returned.
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*
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* @since MU
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* @deprecated 3.5.0
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*
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* @param int $id A blog ID. Can be null to refer to the current blog.
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* @param string $option Name of option to retrieve. Expected to not be SQL-escaped.
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* @param mixed $default Optional. Default value to return if the option does not exist.
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* @return mixed Value set for the option.
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*/
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function get_blog_option( $id, $option, $default = false ) {
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_deprecated_function( __FUNCTION__, '3.5' );
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$id = (int) $id;
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if ( empty( $id ) )
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$id = get_current_blog_id();
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if ( get_current_blog_id() == $id )
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return get_option( $option, $default );
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switch_to_blog( $id );
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$option = get_option( $option, $default );
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restore_current_blog();
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return $option;
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}
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/**
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* Add a new option for a given blog id.
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*
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* You do not need to serialize values. If the value needs to be serialized, then
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* it will be serialized before it is inserted into the database. Remember,
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* resources can not be serialized or added as an option.
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*
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* You can create options without values and then update the values later.
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* Existing options will not be updated and checks are performed to ensure that you
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* aren't adding a protected WordPress option. Care should be taken to not name
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* options the same as the ones which are protected.
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*
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* @since MU
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* @deprecated 3.5.0
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*
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* @param int $id A blog ID. Can be null to refer to the current blog.
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* @param string $option Name of option to add. Expected to not be SQL-escaped.
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* @param mixed $value Optional. Option value, can be anything. Expected to not be SQL-escaped.
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* @return bool False if option was not added and true if option was added.
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*/
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function add_blog_option( $id, $option, $value ) {
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_deprecated_function( __FUNCTION__, '3.5' );
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$id = (int) $id;
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if ( empty( $id ) )
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$id = get_current_blog_id();
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if ( get_current_blog_id() == $id )
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return add_option( $option, $value );
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switch_to_blog( $id );
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$return = add_option( $option, $value );
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restore_current_blog();
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return $return;
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}
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/**
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* Removes option by name for a given blog id. Prevents removal of protected WordPress options.
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*
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* @since MU
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* @deprecated 3.5.0
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*
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* @param int $id A blog ID. Can be null to refer to the current blog.
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* @param string $option Name of option to remove. Expected to not be SQL-escaped.
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* @return bool True, if option is successfully deleted. False on failure.
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*/
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function delete_blog_option( $id, $option ) {
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_deprecated_function( __FUNCTION__, '3.5' );
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$id = (int) $id;
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if ( empty( $id ) )
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$id = get_current_blog_id();
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if ( get_current_blog_id() == $id )
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return delete_option( $option );
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switch_to_blog( $id );
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$return = delete_option( $option );
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restore_current_blog();
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return $return;
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}
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/**
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* Update an option for a particular blog.
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*
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* @since MU
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* @deprecated 3.5.0
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*
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* @param int $id The blog id
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* @param string $option The option key
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* @param mixed $value The option value
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* @return bool True on success, false on failrue.
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*/
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function update_blog_option( $id, $option, $value, $deprecated = null ) {
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_deprecated_function( __FUNCTION__, '3.5' );
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$id = (int) $id;
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if ( null !== $deprecated )
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_deprecated_argument( __FUNCTION__, '3.1' );
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if ( get_current_blog_id() == $id )
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return update_option( $option, $value );
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switch_to_blog( $id );
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$return = update_option( $option, $value );
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restore_current_blog();
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refresh_blog_details( $id );
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return $return;
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}
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