gitlab-org--gitlab-foss/app/services/commits/change_service.rb
2017-03-03 07:23:49 -06:00

69 lines
2 KiB
Ruby

module Commits
class ChangeService < ::BaseService
ValidationError = Class.new(StandardError)
ChangeError = Class.new(StandardError)
def execute
@start_project = params[:start_project] || @project
@start_branch = params[:start_branch]
@target_branch = params[:target_branch]
@commit = params[:commit]
check_push_permissions
commit
rescue Repository::CommitError, Gitlab::Git::Repository::InvalidBlobName, GitHooksService::PreReceiveError,
ValidationError, ChangeError => ex
error(ex.message)
end
private
def commit
raise NotImplementedError
end
def commit_change(action)
raise NotImplementedError unless repository.respond_to?(action)
validate_target_branch if different_branch?
repository.public_send(
action,
current_user,
@commit,
@target_branch,
start_project: @start_project,
start_branch_name: @start_branch)
success
rescue Repository::CreateTreeError
error_msg = "Sorry, we cannot #{action.to_s.dasherize} this #{@commit.change_type_title(current_user)} automatically.
A #{action.to_s.dasherize} may have already been performed with this #{@commit.change_type_title(current_user)}, or a more recent commit may have updated some of its content."
raise ChangeError, error_msg
end
def check_push_permissions
allowed = ::Gitlab::UserAccess.new(current_user, project: project).can_push_to_branch?(@target_branch)
unless allowed
raise ValidationError.new('You are not allowed to push into this branch')
end
true
end
def validate_target_branch
result = ValidateNewBranchService.new(@project, current_user)
.execute(@target_branch)
if result[:status] == :error
raise ChangeError, "There was an error creating the source branch: #{result[:message]}"
end
end
def different_branch?
@start_branch != @target_branch || @start_project != @project
end
end
end