Change

app/controllers/pull_requests_controller.rb

@@ -1,7 +1,7 @@
 class PullRequestsController < ApplicationController
   before_action :require_login, except: [:index, :show]
-  before_action :load_repository
-  before_action :set_user, only: [:new, :get_branches]
+  before_action :find_project_with_id
+  before_action :set_repository
   before_action :find_pull_request, except: [:index, :new, :create, :check_can_merge,:get_branches,:create_merge_infos]
   # before_action :get_relatived, only: [:edit]
   include TagChosenHelper
@@ -70,11 +70,7 @@ class PullRequestsController < ApplicationController
             if local_requests.save
               remote_pr_params = @local_params
               remote_pr_params = remote_pr_params.merge(head: "#{params[:merge_user_login]}:#{params[:head]}").compact if local_requests.is_original && params[:merge_user_login]
-              if params[:fork_project_id].present?
-                gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), @project.fork_project.owner, @repository.try(:identifier), remote_pr_params.except(:milestone))
-              else
-                gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), @project.owner, @repository.try(:identifier), remote_pr_params.except(:milestone))
-              end
+              gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), @project.owner, @repository.try(:identifier), remote_pr_params.except(:milestone))
               if gitea_request && local_requests.update_attributes(gpid: gitea_request["number"])
                 if params[:issue_tag_ids].present?
                   params[:issue_tag_ids].each do |tag|
@@ -238,8 +234,12 @@ class PullRequestsController < ApplicationController
 
 
   private
-  def set_user
+
+  def set_repository
+    @repository = @project.repository
     @user = @project.owner
+    normal_status(-1, "仓库不存在") unless @repository.present?
+    normal_status(-1, "用户不存在") unless @user.present?
   end
 
   def find_pull_request