新增：邀请用户链接生成

app/controllers/projects/project_invite_links_controller.rb

@@ -0,0 +1,36 @@
+class Projects::ProjectInviteLinksController < Projects::BaseController
+  before_action :require_manager!, except: [:redirect_link]
+  before_action :require_login
+
+  def current_link
+    @project_invite_link = ProjectInviteLink.find_by(user_id: current_user.id, project_id: @project.id)
+    @project_invite_link = ProjectInviteLink.build!(@project, current_user) unless @project_invite_link.present?
+  end
+
+  def generate_link
+    ActiveRecord::Base.transaction do
+      params_data = link_params.merge({user_id: current_user.id, project_id: @project.id})
+      puts params_data
+      Projects::ProjectInviteLinks::CreateForm.new(params_data).validate!
+      @project_invite_link = ProjectInviteLink.create!(params_data.merge(sign: ProjectInviteLink.random_hex_sign))
+      render_ok
+    end
+  rescue Exception => e
+    uid_logger_error(e.message)
+    tip_exception(e.message)
+  end
+
+  def redirect_link 
+    Projects::LinkJoinService.call(current_user, @project, params[:invite_sign])
+    render_ok
+  rescue Exception => e
+    uid_logger_error(e.message)
+    tip_exception(e.message)
+  end
+
+
+  private 
+  def link_params 
+    params.require(:project_invite_link).permit(:role, :is_apply)
+  end
+end

app/forms/projects/project_invite_links/create_form.rb

@@ -0,0 +1,8 @@
+class Projects::ProjectInviteLinks::CreateForm < BaseForm
+  attr_accessor :user_id, :project_id, :role, :is_apply
+  
+  validates :user_id, :project_id, :role, presence: true 
+  validates :role, inclusion: { in: %w(manager developer reporter), message: "请输入正确的权限." }
+  validates :is_apply, inclusion: {in: [true, false], message: "请输入是否需要管理员审核."}
+end
+  

app/models/applied_project.rb

@@ -9,10 +9,12 @@
 #  status                 :integer          default("0")
 #  created_at             :datetime         not null
 #  updated_at             :datetime         not null
+#  project_invite_link_id :integer
 #
 # Indexes
 #
 #  index_forge_applied_projects_on_project_id              (project_id)
+#  index_forge_applied_projects_on_project_invite_link_id  (project_invite_link_id)
 #  index_forge_applied_projects_on_user_id                 (user_id)
 #
 
@@ -20,6 +22,7 @@ class AppliedProject < ApplicationRecord
   self.table_name = "forge_applied_projects"
   belongs_to :user
   belongs_to :project
+  belongs_to :project_invite_link, optional: true
 
   has_many :applied_messages, as: :applied, dependent: :destroy
   # has_many :forge_activities, as: :forge_act, dependent: :destroy

app/models/project.rb

@@ -128,6 +128,7 @@ class Project < ApplicationRecord
   has_many :pinned_projects, dependent: :destroy 
   has_many :has_pinned_users, through: :pinned_projects, source: :user
   has_many :webhooks, class_name: "Gitea::Webhook", primary_key: :gpid, foreign_key: :repo_id
+  has_many :project_invite_links, dependent: :destroy
   after_create :incre_user_statistic, :incre_platform_statistic
   after_save :check_project_members
   before_save :set_invite_code, :reset_unmember_followed, :set_recommend_and_is_pinned, :reset_cache_data

app/models/project_invite_link.rb

@@ -0,0 +1,57 @@
+# == Schema Information
+#
+# Table name: project_invite_links
+#
+#  id         :integer          not null, primary key
+#  project_id :integer
+#  user_id    :integer
+#  role       :integer          default("4")
+#  is_apply   :boolean          default("1")
+#  sign       :string(255)
+#  expired_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+# Indexes
+#
+#  index_project_invite_links_on_project_id  (project_id)
+#  index_project_invite_links_on_sign        (sign)
+#  index_project_invite_links_on_user_id     (user_id)
+#
+
+class ProjectInviteLink < ApplicationRecord
+
+  default_scope { where("expired_at > ?", Time.now).or(where(expired_at: nil)) }
+
+  belongs_to :project
+  belongs_to :user
+  has_many :applied_projects
+
+  scope :with_project_id, -> (project_id) {where(project_id: project_id)}
+  scope :with_user_id, -> (user_id) {where(user_id: user_id)}
+
+  enum role: {manager: 3, developer: 4, reporter: 5}
+
+  before_create :set_old_data_expired_at
+
+  def self.random_hex_sign
+    SecureRandom.hex
+  end
+
+  def self.build!(project, user, role="developer", is_apply=true)
+    self.create!(
+      project_id: project&.id, 
+      user_id: user&.id, 
+      role: role, 
+      is_apply: is_apply, 
+      sign: random_hex_sign
+    )
+  end
+
+  private 
+  def set_old_data_expired_at
+    ProjectInviteLink.where(user_id: self.user_id, project_id: self.project).update_all(expired_at: Time.now)
+  end
+
+
+end

app/services/projects/link_join_service.rb

@@ -0,0 +1,76 @@
+class Projects::LinkJoinService < ApplicationService
+  Error = Class.new(StandardError)
+
+  attr_reader :user, :project, :invite_sign, :params
+
+  def initialize(user, project, invite_sign, params={})
+    @user        = user
+    @project     = project
+    @invite_sign = invite_sign
+    @params      = params
+  end
+
+  def call
+    ActiveRecord::Base.transaction do
+      validate! 
+      if invite_link.is_apply 
+        # 如果需要申请才能加入，创建一条申请记录
+        create_applied_project!
+      else
+        # 如果不需要申请，直接为项目添加该成员
+        create_member!
+      end
+    end
+  end
+
+  private
+  def validate! 
+    raise Error, 'invite_sign必须存在!' if invite_sign.blank?
+    raise Error, '邀请链接不存在!' unless invite_link.present?
+    raise Error, '邀请链接已失效!' unless invite_user_in_project
+    raise Error, '用户已加入该项目!' if project.member?(user.id)
+  end
+
+  def create_applied_project!
+    user.applied_projects.create!(project: project, role: role_value)
+  end
+
+  def create_member!
+    Projects::AddMemberInteractor.call(project.owner, project, user, permission)
+  end
+
+  def invite_link 
+    ProjectInviteLink.find_by(project_id: project.id, sign: invite_sign)
+  end
+
+  def invite_user_in_project 
+    in_project = project.member?(invite_link.user)
+    invite_link.update_column(:expired_at, Time.now) unless in_project
+    in_project
+  end
+
+  def role_value
+    @_role ||=
+      case invite_link&.role
+      when 'manager'   then 3
+      when 'developer' then 4
+      when 'reporter'  then 5
+      else 
+        5
+      end
+  end
+
+  def permission 
+    case invite_link&.role 
+    when 'manager'
+      'admin'
+    when 'developer'
+      'write'
+    when 'reporter'
+      'read'
+    else 
+      'read'
+    end
+  end
+
+end

app/views/projects/_detail.json.jbuilder

@@ -0,0 +1,8 @@
+json.id project.id
+json.identifier project.identifier
+json.name project.name
+json.description project.description
+json.is_public project.is_public
+json.owner do 
+  json.partial! "/users/user_simple", locals: {user: project.owner}
+end

app/views/projects/project_invite_links/_detail.json.jbuilder

@@ -0,0 +1,12 @@
+json.(project_invite_link, :id, :role, :is_apply, :sign)
+
+json.user do 
+  json.partial! "/users/user_simple", locals: {user: project_invite_link.user}
+end
+if project_invite_link&.project.present?
+  json.project do 
+    json.partial! "/projects/detail", locals: {project: project_invite_link.project}
+  end
+else
+  json.project nil 
+end

app/views/projects/project_invite_links/current_link.json.jbuilder

@@ -0,0 +1 @@
+json.partial! 'detail', locals: { project_invite_link: @project_invite_link }

config/routes.rb

@@ -603,6 +603,13 @@ Rails.application.routes.draw do
             post :cancel
           end
         end
+        resources :project_invite_links, only: [:index] do 
+          collection do 
+            get :current_link
+            post :generate_link
+            post :redirect_link
+          end
+        end
         resources :webhooks, except: [:show, :new] do 
           member do 
             get :tasks 

db/migrate/20220614070028_create_project_invite_links.rb

@@ -0,0 +1,16 @@
+class CreateProjectInviteLinks < ActiveRecord::Migration[5.2]
+  def change
+    create_table :project_invite_links do |t|
+      t.references :project 
+      t.references :user 
+      t.integer :role, default: 4
+      t.boolean :is_apply, default: true 
+      t.string :sign
+      t.datetime :expired_at
+
+      t.timestamps
+    end
+
+    add_index :project_invite_links, :sign
+  end
+end

db/migrate/20220614081950_add_project_invite_link_to_applied_projects.rb

@@ -0,0 +1,6 @@
+class AddProjectInviteLinkToAppliedProjects < ActiveRecord::Migration[5.2]
+  def change
+    add_column :forge_applied_projects, :project_invite_link_id, :integer 
+    add_index :forge_applied_projects, :project_invite_link_id
+  end
+end

spec/models/project_invite_link_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ProjectInviteLink, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end