mirror of
https://github.com/mattermost/focalboard.git
synced 2024-12-21 13:38:56 +02:00
371 lines
8.9 KiB
Go
371 lines
8.9 KiB
Go
package app
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import (
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"database/sql"
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"errors"
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"fmt"
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"github.com/mattermost/focalboard/server/model"
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"github.com/mattermost/focalboard/server/utils"
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)
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var (
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ErrBoardMemberIsLastAdmin = errors.New("cannot leave a board with no admins")
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ErrNewBoardCannotHaveID = errors.New("new board cannot have an ID")
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ErrInsufficientLicense = errors.New("appropriate license required")
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)
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func (a *App) GetBoard(boardID string) (*model.Board, error) {
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board, err := a.store.GetBoard(boardID)
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if errors.Is(err, sql.ErrNoRows) {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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return board, nil
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}
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func (a *App) GetBoardMetadata(boardID string) (*model.Board, *model.BoardMetadata, error) {
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license := a.store.GetLicense()
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if license == nil || !(*license.Features.Compliance) {
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return nil, nil, ErrInsufficientLicense
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}
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board, err := a.GetBoard(boardID)
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if err != nil {
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return nil, nil, err
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}
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if board == nil {
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// Board may have been deleted, retrieve most recent history instead
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board, err = a.getBoardHistory(boardID, true)
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if err != nil {
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return nil, nil, err
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}
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}
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if board == nil {
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// Board not found
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return nil, nil, nil
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}
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earliestTime, _, err := a.getBoardDescendantModifiedInfo(boardID, false)
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if err != nil {
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return nil, nil, err
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}
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latestTime, lastModifiedBy, err := a.getBoardDescendantModifiedInfo(boardID, true)
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if err != nil {
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return nil, nil, err
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}
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boardMetadata := model.BoardMetadata{
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BoardID: boardID,
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DescendantFirstUpdateAt: earliestTime,
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DescendantLastUpdateAt: latestTime,
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CreatedBy: board.CreatedBy,
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LastModifiedBy: lastModifiedBy,
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}
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return board, &boardMetadata, nil
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}
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// getBoardForBlock returns the board that owns the specified block.
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func (a *App) getBoardForBlock(blockID string) (*model.Board, error) {
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block, err := a.GetBlockByID(blockID)
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if err != nil {
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return nil, fmt.Errorf("cannot get block %s: %w", blockID, err)
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}
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board, err := a.GetBoard(block.BoardID)
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if err != nil {
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return nil, fmt.Errorf("cannot get board %s: %w", block.BoardID, err)
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}
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return board, nil
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}
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func (a *App) getBoardHistory(boardID string, latest bool) (*model.Board, error) {
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opts := model.QueryBlockHistoryOptions{
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Limit: 1,
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Descending: latest,
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}
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boards, err := a.store.GetBoardHistory(boardID, opts)
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if err != nil {
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return nil, fmt.Errorf("could not get history for board: %w", err)
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}
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if len(boards) == 0 {
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return nil, nil
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}
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return boards[0], nil
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}
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func (a *App) getBoardDescendantModifiedInfo(boardID string, latest bool) (int64, string, error) {
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board, err := a.getBoardHistory(boardID, latest)
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if err != nil {
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return 0, "", err
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}
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if board == nil {
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return 0, "", fmt.Errorf("history not found for board: %w", err)
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}
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var timestamp int64
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modifiedBy := board.ModifiedBy
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if latest {
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timestamp = board.UpdateAt
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} else {
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timestamp = board.CreateAt
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}
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// use block_history to fetch blocks in case they were deleted and no longer exist in blocks table.
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opts := model.QueryBlockHistoryOptions{
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Limit: 1,
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Descending: latest,
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}
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blocks, err := a.store.GetBlockHistoryDescendants(boardID, opts)
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if err != nil {
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return 0, "", fmt.Errorf("could not get blocks history descendants for board: %w", err)
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}
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if len(blocks) > 0 {
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// Compare the board history info with the descendant block info, if it exists
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block := &blocks[0]
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if latest && block.UpdateAt > timestamp {
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timestamp = block.UpdateAt
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modifiedBy = block.ModifiedBy
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} else if !latest && block.CreateAt < timestamp {
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timestamp = block.CreateAt
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modifiedBy = block.ModifiedBy
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}
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}
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return timestamp, modifiedBy, nil
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}
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func (a *App) DuplicateBoard(boardID, userID, toTeam string, asTemplate bool) (*model.BoardsAndBlocks, []*model.BoardMember, error) {
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bab, members, err := a.store.DuplicateBoard(boardID, userID, toTeam, asTemplate)
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if err != nil {
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return nil, nil, err
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}
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go func() {
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teamID := ""
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for _, board := range bab.Boards {
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teamID = board.TeamID
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a.wsAdapter.BroadcastBoardChange(teamID, board)
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}
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for _, block := range bab.Blocks {
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a.wsAdapter.BroadcastBlockChange(teamID, block)
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}
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for _, member := range members {
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a.wsAdapter.BroadcastMemberChange(teamID, member.BoardID, member)
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}
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}()
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return bab, members, err
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}
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func (a *App) GetBoardsForUserAndTeam(userID, teamID string) ([]*model.Board, error) {
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return a.store.GetBoardsForUserAndTeam(userID, teamID)
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}
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func (a *App) GetTemplateBoards(teamID, userID string) ([]*model.Board, error) {
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return a.store.GetTemplateBoards(teamID, userID)
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}
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func (a *App) CreateBoard(board *model.Board, userID string, addMember bool) (*model.Board, error) {
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if board.ID != "" {
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return nil, ErrNewBoardCannotHaveID
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}
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board.ID = utils.NewID(utils.IDTypeBoard)
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var newBoard *model.Board
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var member *model.BoardMember
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var err error
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if addMember {
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newBoard, member, err = a.store.InsertBoardWithAdmin(board, userID)
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} else {
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newBoard, err = a.store.InsertBoard(board, userID)
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}
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if err != nil {
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return nil, err
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}
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go func() {
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a.wsAdapter.BroadcastBoardChange(newBoard.TeamID, newBoard)
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if addMember {
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a.wsAdapter.BroadcastMemberChange(newBoard.TeamID, newBoard.ID, member)
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}
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}()
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return newBoard, nil
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}
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func (a *App) PatchBoard(patch *model.BoardPatch, boardID, userID string) (*model.Board, error) {
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updatedBoard, err := a.store.PatchBoard(boardID, patch, userID)
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if err != nil {
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return nil, err
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}
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go func() {
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a.wsAdapter.BroadcastBoardChange(updatedBoard.TeamID, updatedBoard)
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}()
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return updatedBoard, nil
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}
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func (a *App) DeleteBoard(boardID, userID string) error {
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board, err := a.store.GetBoard(boardID)
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if errors.Is(err, sql.ErrNoRows) {
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return nil
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}
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if err != nil {
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return err
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}
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if err := a.store.DeleteBoard(boardID, userID); err != nil {
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return err
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}
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go func() {
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a.wsAdapter.BroadcastBoardDelete(board.TeamID, boardID)
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}()
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return nil
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}
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func (a *App) GetMembersForBoard(boardID string) ([]*model.BoardMember, error) {
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return a.store.GetMembersForBoard(boardID)
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}
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func (a *App) GetMembersForUser(userID string) ([]*model.BoardMember, error) {
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return a.store.GetMembersForUser(userID)
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}
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func (a *App) AddMemberToBoard(member *model.BoardMember) (*model.BoardMember, error) {
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board, err := a.store.GetBoard(member.BoardID)
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if errors.Is(err, sql.ErrNoRows) {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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existingMembership, err := a.store.GetMemberForBoard(member.BoardID, member.UserID)
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if err != nil && !errors.Is(err, sql.ErrNoRows) {
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return nil, err
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}
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if existingMembership != nil {
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return existingMembership, nil
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}
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newMember, err := a.store.SaveMember(member)
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if err != nil {
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return nil, err
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}
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go func() {
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a.wsAdapter.BroadcastMemberChange(board.TeamID, member.BoardID, member)
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}()
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return newMember, nil
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}
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func (a *App) UpdateBoardMember(member *model.BoardMember) (*model.BoardMember, error) {
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board, bErr := a.store.GetBoard(member.BoardID)
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if errors.Is(bErr, sql.ErrNoRows) {
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return nil, nil
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}
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if bErr != nil {
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return nil, bErr
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}
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oldMember, err := a.store.GetMemberForBoard(member.BoardID, member.UserID)
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if errors.Is(err, sql.ErrNoRows) {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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// if we're updating an admin, we need to check that there is at
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// least still another admin on the board
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if oldMember.SchemeAdmin && !member.SchemeAdmin {
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isLastAdmin, err2 := a.isLastAdmin(member.UserID, member.BoardID)
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if err2 != nil {
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return nil, err2
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}
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if isLastAdmin {
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return nil, ErrBoardMemberIsLastAdmin
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}
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}
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newMember, err := a.store.SaveMember(member)
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if err != nil {
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return nil, err
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}
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go func() {
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a.wsAdapter.BroadcastMemberChange(board.TeamID, member.BoardID, member)
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}()
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return newMember, nil
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}
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func (a *App) isLastAdmin(userID, boardID string) (bool, error) {
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members, err := a.store.GetMembersForBoard(boardID)
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if err != nil {
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return false, err
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}
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for _, m := range members {
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if m.SchemeAdmin && m.UserID != userID {
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return false, nil
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}
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}
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return true, nil
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}
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func (a *App) DeleteBoardMember(boardID, userID string) error {
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board, bErr := a.store.GetBoard(boardID)
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if errors.Is(bErr, sql.ErrNoRows) {
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return nil
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}
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if bErr != nil {
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return bErr
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}
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oldMember, err := a.store.GetMemberForBoard(boardID, userID)
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if errors.Is(err, sql.ErrNoRows) {
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return nil
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}
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if err != nil {
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return err
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}
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// if we're removing an admin, we need to check that there is at
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// least still another admin on the board
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if oldMember.SchemeAdmin {
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isLastAdmin, err := a.isLastAdmin(userID, boardID)
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if err != nil {
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return err
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}
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if isLastAdmin {
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return ErrBoardMemberIsLastAdmin
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}
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}
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if err := a.store.DeleteMember(boardID, userID); err != nil {
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return err
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}
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go func() {
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a.wsAdapter.BroadcastMemberDelete(board.TeamID, boardID, userID)
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}()
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return nil
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}
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func (a *App) SearchBoardsForUserAndTeam(term, userID, teamID string) ([]*model.Board, error) {
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return a.store.SearchBoardsForUserAndTeam(term, userID, teamID)
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}
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