diff options
Diffstat (limited to 'app/services/commits/create_service.rb')
-rw-r--r-- | app/services/commits/create_service.rb | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/app/services/commits/create_service.rb b/app/services/commits/create_service.rb new file mode 100644 index 00000000000..c58f04a252b --- /dev/null +++ b/app/services/commits/create_service.rb @@ -0,0 +1,74 @@ +module Commits + class CreateService < ::BaseService + ValidationError = Class.new(StandardError) + ChangeError = Class.new(StandardError) + + def initialize(*args) + super + + @start_project = params[:start_project] || @project + @start_branch = params[:start_branch] + @branch_name = params[:branch_name] + end + + def execute + validate! + + new_commit = create_commit! + + success(result: new_commit) + rescue ValidationError, ChangeError, Gitlab::Git::Index::IndexError, Repository::CommitError, GitHooksService::PreReceiveError => ex + error(ex.message) + end + + private + + def create_commit! + raise NotImplementedError + end + + def raise_error(message) + raise ValidationError, message + end + + def different_branch? + @start_branch != @branch_name || @start_project != @project + end + + def validate! + validate_permissions! + validate_on_branch! + validate_branch_existance! + + validate_new_branch_name! if different_branch? + end + + def validate_permissions! + allowed = ::Gitlab::UserAccess.new(current_user, project: project).can_push_to_branch?(@branch_name) + + unless allowed + raise_error("You are not allowed to push into this branch") + end + end + + def validate_on_branch! + if !@start_project.empty_repo? && !@start_project.repository.branch_exists?(@start_branch) + raise_error('You can only create or edit files when you are on a branch') + end + end + + def validate_branch_existance! + if !project.empty_repo? && different_branch? && repository.branch_exists?(@branch_name) + raise_error("A branch called '#{@branch_name}' already exists. Switch to that branch in order to make changes") + end + end + + def validate_new_branch_name! + result = ValidateNewBranchService.new(project, current_user).execute(@branch_name) + + if result[:status] == :error + raise_error("Something went wrong when we tried to create '#{@branch_name}' for you: #{result[:message]}") + end + end + end +end |