PHP wp_update_network_site_counts函数代码示例

 public static function wpTearDownAfterClass()
 {
     foreach (self::$site_ids as $id) {
         wpmu_delete_blog($id, true);
     }
     wp_update_network_site_counts();
 }

 public static function wpTearDownAfterClass()
 {
     global $wpdb;
     foreach (self::$site_ids as $id) {
         wpmu_delete_blog($id, true);
     }
     foreach (self::$network_ids as $id) {
         $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->sitemeta} WHERE site_id = %d", $id));
         $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->site} WHERE id= %d", $id));
     }
     wp_update_network_site_counts();
 }

/**
 * Update the count of sites for the current network.
 *
 * If enabled through the 'enable_live_network_counts' filter, update the sites count
 * on a network when a site is created or its status is updated.
 *
 * @since 3.7.0
 */
function wp_maybe_update_network_site_counts()
{
    $is_small_network = !wp_is_large_network('sites');
    /**
     * Filter whether to update network site or user counts when a new site is created.
     *
     * @since 3.7.0
     *
     * @see wp_is_large_network()
     *
     * @param bool   $small_network Whether the network is considered small.
     * @param string $context       Context. Either 'users' or 'sites'.
     */
    if (!apply_filters('enable_live_network_counts', $is_small_network, 'sites')) {
        return;
    }
    wp_update_network_site_counts();
}

/**
 * Move a blog from one network to another
 *
 * @since 1.3
 *
 * @param integer $site_id ID of blog to move
 * @param integer $new_network_id ID of destination network
 */
function move_site($site_id, $new_network_id)
{
    global $wpdb;
    // Get the site
    $site = get_blog_details($site_id);
    // Bail if site does not exist
    if (empty($site)) {
        return new WP_Error('blog_not_exist', __('Site does not exist.', 'wp-multi-network'));
    }
    // Main sites cannot be moved, to prevent breakage
    if (is_main_site_for_network($site->blog_id)) {
        return true;
    }
    // Cast new network ID
    $new_network_id = (int) $new_network_id;
    // Return early if site does not need to be moved
    if ($new_network_id === (int) $site->site_id) {
        return true;
    }
    // Store the old network ID for using later
    $old_network_id = (int) $site->site_id;
    $old_network = wp_get_network($old_network_id);
    // No change
    if ($old_network_id === $new_network_id) {
        return new WP_Error('blog_not_moved', __('Site was not moved.', 'wp-multi-network'));
    }
    // New network is not zero
    if (0 !== $new_network_id) {
        $new_network = wp_get_network($new_network_id);
        if (empty($new_network)) {
            return new WP_Error('network_not_exist', __('Network does not exist.', 'wp-multi-network'));
        }
        // Tweak the domain and path if needed
        // If the site domain is the same as the network domain on a subdomain
        // install, don't prepend old "hostname"
        if (is_subdomain_install() && $site->domain !== $old_network->domain) {
            $ex_dom = substr($site->domain, 0, strpos($site->domain, '.') + 1);
            $domain = $ex_dom . $new_network->domain;
        } else {
            $domain = $new_network->domain;
        }
        $path = substr($site->path, strlen($old_network->path));
        // New network is zero (orphan)
    } else {
        // Mock a zero network object
        $new_network = new WP_Network((object) array('domain' => 'network.zero', 'path' => '/', 'id' => '0'));
        // Set domain & path to that of the current site
        $domain = $site->domain;
        $path = $site->path;
    }
    // Move the site is the blogs table
    $where = array('blog_id' => $site->blog_id);
    $update = array('site_id' => $new_network->id, 'domain' => $domain, 'path' => $path);
    $update_result = $wpdb->update($wpdb->blogs, $update, $where);
    // Bail if site could not be moved
    if (empty($update_result)) {
        return new WP_Error('blog_not_moved', __('Site could not be moved.', 'wp-multi-network'));
    }
    // Update old network count
    if (0 !== $old_network_id) {
        switch_to_network($old_network_id);
        wp_update_network_site_counts();
        restore_current_network();
    }
    // Update new network count
    if (0 !== $new_network_id) {
        switch_to_network($new_network_id);
        wp_update_network_site_counts();
        restore_current_network();
    }
    // Change relevant blog options
    $options_table = $wpdb->get_blog_prefix($site->blog_id) . 'options';
    $old_domain = $old_network->domain . $old_network->path;
    $new_domain = $new_network->domain . $new_network->path;
    // Update all site options
    foreach (network_options_list() as $option_name) {
        $sql = "SELECT * FROM {$options_table} WHERE option_name = %s";
        $prep = $wpdb->prepare($sql, $option_name);
        $option = $wpdb->get_row($prep);
        // No value, so skip it
        if (empty($option)) {
            continue;
        }
        $new_value = str_replace($old_domain, $new_domain, $option->option_value);
        update_blog_option($site->blog_id, $option_name, $new_value);
    }
    // Delete rewrite rules for site at old URL
    delete_blog_option($site_id, 'rewrite_rules');
    // Site moved
    do_action('move_site', $site_id, $old_network_id, $new_network_id);
}

/**
 * Update the count of sites for the current network.
 *
 * If enabled through the 'enable_live_network_counts' filter, update the sites count
 * on a network when a site is created or its status is updated.
 *
 * @since 3.7.0
 *
 * @uses wp_update_network_site_counts()
 */
function wp_maybe_update_network_site_counts()
{
    $is_small_network = !wp_is_large_network('sites');
    /**
     * Filter the decision to update network user and site counts in real time.
     *
     * @since 3.7.0
     *
     * @param bool   $small_network Based on wp_is_large_network( $context ).
     * @param string $context       Context. Either 'users' or 'sites'.
     */
    if (!apply_filters('enable_live_network_counts', $is_small_network, 'sites')) {
        return;
    }
    wp_update_network_site_counts();
}

 /**
  * Move a site to a new network
  *
  * @since 1.3
  *
  * @param  integer  $site_id         ID of site to move
  * @param  integer  $new_network_id  ID of destination network
  */
 function move_site($site_id = 0, $new_network_id = 0)
 {
     global $wpdb;
     // Get the site
     $site = get_blog_details($site_id);
     // Bail if site does not exist
     if (empty($site)) {
         return new WP_Error('blog_not_exist', __('Site does not exist.', 'wp-multi-network'));
     }
     // Main sites cannot be moved, to prevent breakage
     if (is_main_site_for_network($site->blog_id)) {
         return true;
     }
     // Cast new network ID
     $new_network_id = (int) $new_network_id;
     // Return early if site does not need to be moved
     if ($new_network_id === (int) $site->site_id) {
         return true;
     }
     // Move the site is the blogs table
     $where = array('blog_id' => $site->blog_id);
     $update = array('site_id' => $new_network_id);
     $result = $wpdb->update($wpdb->blogs, $update, $where);
     // Bail if site could not be moved
     if (empty($result)) {
         return new WP_Error('blog_not_moved', __('Site could not be moved.', 'wp-multi-network'));
     }
     // Update old network count
     if (0 !== $site->site_id) {
         switch_to_network($site->site_id);
         wp_update_network_site_counts();
         restore_current_network();
     }
     // Update new network count
     if (0 !== $new_network_id) {
         switch_to_network($new_network_id);
         wp_update_network_site_counts();
         restore_current_network();
     }
     // Refresh blog details
     refresh_blog_details($site_id);
     // Clean network caches
     clean_network_cache(array_filter(array($site->site_id, $new_network_id)));
     // Site moved
     do_action('move_site', $site_id, $site->site_id, $new_network_id);
     // Return the new network ID as confirmation
     return $new_network_id;
 }