PHP groups_total_groups_for_user函数代码示例

 /**
  * @ticket BP6813
  */
 public function test_should_return_integer_when_fetching_from_cache()
 {
     /*
      * Put a string in the cache.
      * In-memory cache will respect type, but persistent caching engines return all scalars as strings.
      */
     wp_cache_set('bp_total_groups_for_user_123', '321', 'bp');
     $this->assertInternalType('int', groups_total_groups_for_user(123));
 }

function bp_get_total_group_count_for_user($user_id = 0)
{
    return apply_filters('bp_get_total_group_count_for_user', groups_total_groups_for_user($user_id), $user_id);
}

/**
 * Return the total number of groups a user belongs to.
 *
 * Filtered by `bp_core_number_format()` by default
 *
 * @since 1.0.0
 *
 * @param int $user_id User ID to get group membership count.
 * @return string
 */
function bp_get_total_group_count_for_user($user_id = 0)
{
    $count = groups_total_groups_for_user($user_id);
    /**
     * Filters the total number of groups a user belongs to.
     *
     * @since 1.2.0
     *
     * @param int $count   Total number of groups for the user.
     * @param int $user_id ID of the user being checked.
     */
    return apply_filters('bp_get_total_group_count_for_user', $count, $user_id);
}

 /**
  * Set up component navigation.
  *
  * @since 1.5.0
  *
  * @see BP_Component::setup_nav() for a description of arguments.
  *
  * @param array $main_nav Optional. See BP_Component::setup_nav() for description.
  * @param array $sub_nav  Optional. See BP_Component::setup_nav() for description.
  */
 public function setup_nav($main_nav = array(), $sub_nav = array())
 {
     // Determine user to use.
     if (bp_displayed_user_domain()) {
         $user_domain = bp_displayed_user_domain();
     } elseif (bp_loggedin_user_domain()) {
         $user_domain = bp_loggedin_user_domain();
     } else {
         $user_domain = false;
     }
     // Only grab count if we're on a user page.
     if (bp_is_user()) {
         $class = 0 === groups_total_groups_for_user(bp_displayed_user_id()) ? 'no-count' : 'count';
         $nav_name = sprintf(_x('Groups %s', 'Group screen nav with counter', 'buddypress'), sprintf('<span class="%s">%s</span>', esc_attr($class), bp_get_total_group_count_for_user()));
     } else {
         $nav_name = _x('Groups', 'Group screen nav without counter', 'buddypress');
     }
     $slug = bp_get_groups_slug();
     // Add 'Groups' to the main navigation.
     $main_nav = array('name' => $nav_name, 'slug' => $slug, 'position' => 70, 'screen_function' => 'groups_screen_my_groups', 'default_subnav_slug' => 'my-groups', 'item_css_id' => $this->id);
     if (!empty($user_domain)) {
         $access = bp_core_can_edit_settings();
         $groups_link = trailingslashit($user_domain . $slug);
         // Add the My Groups nav item.
         $sub_nav[] = array('name' => __('Memberships', 'buddypress'), 'slug' => 'my-groups', 'parent_url' => $groups_link, 'parent_slug' => $slug, 'screen_function' => 'groups_screen_my_groups', 'position' => 10, 'item_css_id' => 'groups-my-groups');
         // Add the Group Invites nav item.
         $sub_nav[] = array('name' => __('Invitations', 'buddypress'), 'slug' => 'invites', 'parent_url' => $groups_link, 'parent_slug' => $slug, 'screen_function' => 'groups_screen_group_invites', 'user_has_access' => $access, 'position' => 30);
         parent::setup_nav($main_nav, $sub_nav);
     }
     if (bp_is_groups_component() && bp_is_single_item()) {
         // Reset sub nav.
         $sub_nav = array();
         /*
          * The top-level Groups item is called 'Memberships' for legacy reasons.
          * It does not appear in the interface.
          */
         bp_core_new_nav_item(array('name' => __('Memberships', 'buddypress'), 'slug' => $this->current_group->slug, 'position' => -1, 'screen_function' => 'groups_screen_group_home', 'default_subnav_slug' => $this->default_extension, 'item_css_id' => $this->id), 'groups');
         $group_link = bp_get_group_permalink($this->current_group);
         // Add the "Home" subnav item, as this will always be present.
         $sub_nav[] = array('name' => _x('Home', 'Group screen navigation title', 'buddypress'), 'slug' => 'home', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_home', 'position' => 10, 'item_css_id' => 'home');
         // If this is a private group, and the user is not a
         // member and does not have an outstanding invitation,
         // show a "Request Membership" nav item.
         if (is_user_logged_in() && !$this->current_group->is_user_member && !groups_check_for_membership_request(bp_loggedin_user_id(), $this->current_group->id) && $this->current_group->status == 'private' && !groups_check_user_has_invite(bp_loggedin_user_id(), $this->current_group->id)) {
             $sub_nav[] = array('name' => _x('Request Membership', 'Group screen nav', 'buddypress'), 'slug' => 'request-membership', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_request_membership', 'position' => 30);
         }
         // Forums are enabled and turned on.
         if ($this->current_group->enable_forum && bp_is_active('forums')) {
             $sub_nav[] = array('name' => _x('Forum', 'My Group screen nav', 'buddypress'), 'slug' => 'forum', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_forum', 'position' => 40, 'user_has_access' => $this->current_group->user_has_access, 'item_css_id' => 'forums');
         }
         if ($this->current_group->front_template || bp_is_active('activity')) {
             /**
              * If the theme is using a custom front, create activity subnav.
              */
             if ($this->current_group->front_template && bp_is_active('activity')) {
                 $sub_nav[] = array('name' => _x('Activity', 'My Group screen nav', 'buddypress'), 'slug' => 'activity', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_activity', 'position' => 11, 'user_has_access' => $this->current_group->user_has_access, 'item_css_id' => 'activity', 'no_access_url' => $group_link);
             }
             /**
              * Only add the members subnav if it's not the home's nav.
              */
             $sub_nav[] = array('name' => sprintf(_x('Members %s', 'My Group screen nav', 'buddypress'), '<span>' . number_format($this->current_group->total_member_count) . '</span>'), 'slug' => 'members', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_members', 'position' => 60, 'user_has_access' => $this->current_group->user_has_access, 'item_css_id' => 'members', 'no_access_url' => $group_link);
         }
         if (bp_is_active('friends') && bp_groups_user_can_send_invites()) {
             $sub_nav[] = array('name' => _x('Send Invites', 'My Group screen nav', 'buddypress'), 'slug' => 'send-invites', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_invite', 'item_css_id' => 'invite', 'position' => 70, 'user_has_access' => $this->current_group->user_has_access, 'no_access_url' => $group_link);
         }
         // If the user is a group admin, then show the group admin nav item.
         if (bp_is_item_admin()) {
             $sub_nav[] = array('name' => _x('Manage', 'My Group screen nav', 'buddypress'), 'slug' => 'admin', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_admin', 'position' => 1000, 'user_has_access' => true, 'item_css_id' => 'admin', 'no_access_url' => $group_link);
             $admin_link = trailingslashit($group_link . 'admin');
             // Common params to all nav items.
             $default_params = array('parent_url' => $admin_link, 'parent_slug' => $this->current_group->slug . '_manage', 'screen_function' => 'groups_screen_group_admin', 'user_has_access' => bp_is_item_admin(), 'show_in_admin_bar' => true);
             $sub_nav[] = array_merge(array('name' => __('Details', 'buddypress'), 'slug' => 'edit-details', 'position' => 0), $default_params);
             $sub_nav[] = array_merge(array('name' => __('Settings', 'buddypress'), 'slug' => 'group-settings', 'position' => 10), $default_params);
             if (!bp_disable_group_avatar_uploads() && buddypress()->avatar->show_avatars) {
                 $sub_nav[] = array_merge(array('name' => __('Photo', 'buddypress'), 'slug' => 'group-avatar', 'position' => 20), $default_params);
             }
             if (bp_group_use_cover_image_header()) {
                 $sub_nav[] = array_merge(array('name' => __('Cover Image', 'buddypress'), 'slug' => 'group-cover-image', 'position' => 25), $default_params);
             }
             $sub_nav[] = array_merge(array('name' => __('Members', 'buddypress'), 'slug' => 'manage-members', 'position' => 30), $default_params);
             if ('private' == $this->current_group->status) {
                 $sub_nav[] = array_merge(array('name' => __('Requests', 'buddypress'), 'slug' => 'membership-requests', 'position' => 40), $default_params);
             }
             $sub_nav[] = array_merge(array('name' => __('Delete', 'buddypress'), 'slug' => 'delete-group', 'position' => 1000), $default_params);
         }
         foreach ($sub_nav as $nav) {
             bp_core_new_subnav_item($nav, 'groups');
         }
     }
     if (isset($this->current_group->user_has_access)) {
//.........这里部分代码省略.........

 /**
  * Setup BuddyBar navigation
  *
  * @global BuddyPress $bp The one true BuddyPress instance
  */
 function setup_nav()
 {
     // Define local variables
     $sub_nav = array();
     // Add 'Groups' to the main navigation
     $main_nav = array('name' => sprintf(__('Groups <span>%d</span>', 'buddypress'), groups_total_groups_for_user()), 'slug' => $this->slug, 'position' => 70, 'screen_function' => 'groups_screen_my_groups', 'default_subnav_slug' => 'my-groups', 'item_css_id' => $this->id);
     $groups_link = trailingslashit(bp_loggedin_user_domain() . $this->slug);
     // Add the My Groups nav item
     $sub_nav[] = array('name' => __('Memberships', 'buddypress'), 'slug' => 'my-groups', 'parent_url' => $groups_link, 'parent_slug' => $this->slug, 'screen_function' => 'groups_screen_my_groups', 'position' => 10, 'item_css_id' => 'groups-my-groups');
     // Add the Group Invites nav item
     $sub_nav[] = array('name' => __('Invitations', 'buddypress'), 'slug' => 'invites', 'parent_url' => $groups_link, 'parent_slug' => $this->slug, 'screen_function' => 'groups_screen_group_invites', 'user_has_access' => bp_is_my_profile(), 'position' => 30);
     parent::setup_nav($main_nav, $sub_nav);
     if (bp_is_groups_component() && bp_is_single_item()) {
         // Reset sub nav
         $sub_nav = array();
         // Add 'Groups' to the main navigation
         $main_nav = array('name' => __('Memberships', 'buddypress'), 'slug' => $this->current_group->slug, 'position' => -1, 'screen_function' => 'groups_screen_group_home', 'default_subnav_slug' => $this->default_extension, 'item_css_id' => $this->id);
         $group_link = bp_get_group_permalink($this->current_group);
         // Add the "Home" subnav item, as this will always be present
         $sub_nav[] = array('name' => _x('Home', 'Group home navigation title', 'buddypress'), 'slug' => 'home', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_home', 'position' => 10, 'item_css_id' => 'home');
         // If this is a private group, and the user is not a member, show a "Request Membership" nav item.
         if (is_user_logged_in() && !bp_current_user_can('bp_moderate') && !$this->current_group->is_user_member && !groups_check_for_membership_request(bp_loggedin_user_id(), $this->current_group->id) && $this->current_group->status == 'private') {
             $sub_nav[] = array('name' => __('Request Membership', 'buddypress'), 'slug' => 'request-membership', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_request_membership', 'position' => 30);
         }
         // Forums are enabled and turned on
         if ($this->current_group->enable_forum && bp_is_active('forums')) {
             $sub_nav[] = array('name' => __('Forum', 'buddypress'), 'slug' => 'forum', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_forum', 'position' => 40, 'user_has_access' => $this->current_group->user_has_access, 'item_css_id' => 'forums');
         }
         $sub_nav[] = array('name' => sprintf(__('Members <span>%s</span>', 'buddypress'), number_format($this->current_group->total_member_count)), 'slug' => 'members', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_members', 'position' => 60, 'user_has_access' => $this->current_group->user_has_access, 'item_css_id' => 'members');
         if (bp_is_active('friends') && bp_groups_user_can_send_invites()) {
             $sub_nav[] = array('name' => __('Send Invites', 'buddypress'), 'slug' => 'send-invites', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_invite', 'item_css_id' => 'invite', 'position' => 70, 'user_has_access' => $this->current_group->user_has_access);
         }
         // If the user is a group mod or more, then show the group admin nav item
         if (bp_is_item_admin() || bp_is_item_mod()) {
             $sub_nav[] = array('name' => __('Admin', 'buddypress'), 'slug' => 'admin', 'parent_url' => $group_link, 'parent_slug' => $this->current_group->slug, 'screen_function' => 'groups_screen_group_admin', 'position' => 1000, 'user_has_access' => true, 'item_css_id' => 'admin');
         }
         parent::setup_nav($main_nav, $sub_nav);
     }
     if (isset($this->current_group->user_has_access)) {
         do_action('groups_setup_nav', $this->current_group->user_has_access);
     } else {
         do_action('groups_setup_nav');
     }
 }

function groups_setup_nav() {
	global $bp;

	if ( $bp->current_component == $bp->groups->slug && $group_id = BP_Groups_Group::group_exists($bp->current_action) ) {

		/* This is a single group page. */
		$bp->is_single_item = true;
		$bp->groups->current_group = new BP_Groups_Group( $group_id );

		/* Using "item" not "group" for generic support in other components. */
		if ( is_super_admin() )
			$bp->is_item_admin = 1;
		else
			$bp->is_item_admin = groups_is_user_admin( $bp->loggedin_user->id, $bp->groups->current_group->id );

		/* If the user is not an admin, check if they are a moderator */
		if ( !$bp->is_item_admin )
			$bp->is_item_mod = groups_is_user_mod( $bp->loggedin_user->id, $bp->groups->current_group->id );

		/* Is the logged in user a member of the group? */
		$bp->groups->current_group->is_user_member = ( is_user_logged_in() && groups_is_user_member( $bp->loggedin_user->id, $bp->groups->current_group->id ) ) ? true : false;

		/* Should this group be visible to the logged in user? */
		$bp->groups->current_group->is_group_visible_to_member = ( 'public' == $bp->groups->current_group->status || $is_member ) ? true : false;
	}

	/* Add 'Groups' to the main navigation */
	bp_core_new_nav_item( array( 'name' => sprintf( __( 'Groups <span>(%d)</span>', 'buddypress' ), groups_total_groups_for_user() ), 'slug' => $bp->groups->slug, 'position' => 70, 'screen_function' => 'groups_screen_my_groups', 'default_subnav_slug' => 'my-groups', 'item_css_id' => $bp->groups->id ) );

	$groups_link = $bp->loggedin_user->domain . $bp->groups->slug . '/';

	/* Add the subnav items to the groups nav item */
	bp_core_new_subnav_item( array( 'name' => __( 'My Groups', 'buddypress' ), 'slug' => 'my-groups', 'parent_url' => $groups_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_my_groups', 'position' => 10, 'item_css_id' => 'groups-my-groups' ) );
	bp_core_new_subnav_item( array( 'name' => __( 'Invites', 'buddypress' ), 'slug' => 'invites', 'parent_url' => $groups_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_invites', 'position' => 30, 'user_has_access' => bp_is_my_profile() ) );

	if ( $bp->current_component == $bp->groups->slug ) {

		if ( bp_is_my_profile() && !$bp->is_single_item ) {

			$bp->bp_options_title = __( 'My Groups', 'buddypress' );

		} else if ( !bp_is_my_profile() && !$bp->is_single_item ) {

			$bp->bp_options_avatar = bp_core_fetch_avatar( array( 'item_id' => $bp->displayed_user->id, 'type' => 'thumb' ) );
			$bp->bp_options_title = $bp->displayed_user->fullname;

		} else if ( $bp->is_single_item ) {
			// We are viewing a single group, so set up the
			// group navigation menu using the $bp->groups->current_group global.

			/* When in a single group, the first action is bumped down one because of the
			   group name, so we need to adjust this and set the group name to current_item. */
			$bp->current_item = $bp->current_action;
			$bp->current_action = $bp->action_variables[0];
			array_shift($bp->action_variables);

			$bp->bp_options_title = $bp->groups->current_group->name;

			if ( !$bp->bp_options_avatar = bp_core_fetch_avatar( array( 'item_id' => $bp->groups->current_group->id, 'object' => 'group', 'type' => 'thumb', 'avatar_dir' => 'group-avatars', 'alt' => __( 'Group Avatar', 'buddypress' ) ) ) )
				$bp->bp_options_avatar = '<img src="' . esc_attr( $group->avatar_full ) . '" class="avatar" alt="' . esc_attr( $group->name ) . '" />';

			$group_link = $bp->root_domain . '/' . $bp->groups->slug . '/' . $bp->groups->current_group->slug . '/';

			// If this is a private or hidden group, does the user have access?
			if ( 'private' == $bp->groups->current_group->status || 'hidden' == $bp->groups->current_group->status ) {
				if ( $bp->groups->current_group->is_user_member && is_user_logged_in() || is_super_admin() )
					$bp->groups->current_group->user_has_access = true;
				else
					$bp->groups->current_group->user_has_access = false;
			} else {
				$bp->groups->current_group->user_has_access = true;
			}

			/* Reset the existing subnav items */
			bp_core_reset_subnav_items($bp->groups->slug);

			/* Add a new default subnav item for when the groups nav is selected. */
			bp_core_new_nav_default( array( 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_home', 'subnav_slug' => 'home' ) );

			/* Add the "Home" subnav item, as this will always be present */
			bp_core_new_subnav_item( array( 'name' => __( 'Home', 'buddypress' ), 'slug' => 'home', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_home', 'position' => 10, 'item_css_id' => 'home' ) );

			/* If the user is a group mod or more, then show the group admin nav item */
			if ( $bp->is_item_mod || $bp->is_item_admin )
				bp_core_new_subnav_item( array( 'name' => __( 'Admin', 'buddypress' ), 'slug' => 'admin', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_admin', 'position' => 20, 'user_has_access' => ( $bp->is_item_admin + (int)$bp->is_item_mod ), 'item_css_id' => 'admin' ) );

			// If this is a private group, and the user is not a member, show a "Request Membership" nav item.
			if ( !is_super_admin() && is_user_logged_in() && !$bp->groups->current_group->is_user_member && !groups_check_for_membership_request( $bp->loggedin_user->id, $bp->groups->current_group->id ) && $bp->groups->current_group->status == 'private' )
				bp_core_new_subnav_item( array( 'name' => __( 'Request Membership', 'buddypress' ), 'slug' => 'request-membership', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_request_membership', 'position' => 30 ) );

			if ( $bp->groups->current_group->enable_forum && function_exists('bp_forums_setup') )
				bp_core_new_subnav_item( array( 'name' => __( 'Forum', 'buddypress' ), 'slug' => 'forum', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_forum', 'position' => 40, 'user_has_access' => $bp->groups->current_group->user_has_access, 'item_css_id' => 'forums' ) );

			bp_core_new_subnav_item( array( 'name' => sprintf( __( 'Members (%s)', 'buddypress' ), number_format( $bp->groups->current_group->total_member_count ) ), 'slug' => 'members', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_members', 'position' => 60, 'user_has_access' => $bp->groups->current_group->user_has_access, 'item_css_id' => 'members'  ) );

			if ( is_user_logged_in() && groups_is_user_member( $bp->loggedin_user->id, $bp->groups->current_group->id ) ) {
				if ( function_exists('friends_install') )
					bp_core_new_subnav_item( array( 'name' => __( 'Send Invites', 'buddypress' ), 'slug' => 'send-invites', 'parent_url' => $group_link, 'parent_slug' => $bp->groups->slug, 'screen_function' => 'groups_screen_group_invite', 'item_css_id' => 'invite', 'position' => 70, 'user_has_access' => $bp->groups->current_group->user_has_access ) );
			}
		}
//.........这里部分代码省略.........

function bp_group_show_no_groups_message()
{
    global $bp;
    if (!groups_total_groups_for_user($bp->displayed_user->id)) {
        return true;
    }
    return false;
}