squashed merge and fixed conflicts

app/mailers/emails/groups.rb

-module Emails
-  module Groups
-    def group_access_granted_email(group_member_id)
-      @group_member = GroupMember.find(group_member_id)
-      @group = @group_member.group
-
-      @target_url = group_url(@group)
-      @current_user = @group_member.user
-
-      mail(to: @group_member.user.notification_email,
-           subject: subject("Access to group was granted"))
-    end
-
-    def group_member_invited_email(group_member_id, token)
-      @group_member = GroupMember.find group_member_id
-      @group = @group_member.group
-      @token = token
-
-      @target_url = group_url(@group)
-      @current_user = @group_member.user
-
-      mail(to: @group_member.invite_email,
-           subject: "Invitation to join group #{@group.name}")
-    end
-
-    def group_invite_accepted_email(group_member_id)
-      @group_member = GroupMember.find group_member_id
-      return if @group_member.created_by.nil?
-
-      @group = @group_member.group
-
-      @target_url = group_url(@group)
-      @current_user = @group_member.created_by
-
-      mail(to: @group_member.created_by.notification_email,
-           subject: subject("Invitation accepted"))
-    end
-
-    def group_invite_declined_email(group_id, invite_email, access_level, created_by_id)
-      return if created_by_id.nil?
-
-      @group = Group.find(group_id)
-      @current_user = @created_by = User.find(created_by_id)
-      @access_level = access_level
-      @invite_email = invite_email
-      
-      @target_url = group_url(@group)
-      mail(to: @created_by.notification_email,
-           subject: subject("Invitation declined"))
-    end
-  end
-end

app/mailers/emails/members.rb

+module Emails
+  module Members
+    extend ActiveSupport::Concern
+    include MembersHelper
+
+    included do
+      helper_method :member_source, :member
+    end
+
+    def member_access_requested_email(member_source_type, member_id)
+      @member_source_type = member_source_type
+      @member_id = member_id
+
+      admins = member_source.members.owners_and_masters.includes(:user).pluck(:notification_email)
+
+      mail(to: admins,
+           subject: subject("Request to join the #{member_source.human_name} #{member_source.model_name.singular}"))
+    end
+
+    def member_access_granted_email(member_source_type, member_id)
+      @member_source_type = member_source_type
+      @member_id = member_id
+
+      mail(to: member.user.notification_email,
+           subject: subject("Access to the #{member_source.human_name} #{member_source.model_name.singular} was granted"))
+    end
+
+    def member_access_denied_email(member_source_type, source_id, user_id)
+      @member_source_type = member_source_type
+      @member_source = member_source_class.find(source_id)
+      requester = User.find(user_id)
+
+      mail(to: requester.notification_email,
+           subject: subject("Access to the #{member_source.human_name} #{member_source.model_name.singular} was denied"))
+    end
+
+    def member_invited_email(member_source_type, member_id, token)
+      @member_source_type = member_source_type
+      @member_id = member_id
+      @token = token
+
+      mail(to: member.invite_email,
+           subject: "Invitation to join the #{member_source.human_name} #{member_source.model_name.singular}")
+    end
+
+    def member_invite_accepted_email(member_source_type, member_id)
+      @member_source_type = member_source_type
+      @member_id = member_id
+      return unless member.created_by
+
+      mail(to: member.created_by.notification_email,
+           subject: subject('Invitation accepted'))
+    end
+
+    def member_invite_declined_email(member_source_type, source_id, invite_email, created_by_id)
+      return unless created_by_id
+
+      @member_source_type = member_source_type
+      @member_source = member_source_class.find(source_id)
+      @invite_email = invite_email
+      inviter = User.find(created_by_id)
+
+      mail(to: inviter.notification_email,
+           subject: subject('Invitation declined'))
+    end
+
+    def member
+      @member ||= Member.find(@member_id)
+    end
+
+    def member_source
+      @member_source ||= member.source
+    end
+
+    private
+
+    def member_source_class
+      @member_source_type.classify.constantize
+    end
+  end
+end

app/mailers/emails/projects.rb

 module Emails
   module Projects
-    def project_access_granted_email(project_member_id)
-      @project_member = ProjectMember.find project_member_id
-      @project = @project_member.project
-
-      @target_url = namespace_project_url(@project.namespace, @project)
-      @current_user = @project_member.user
-
-      mail(to: @project_member.user.notification_email,
-           subject: subject("Access to project was granted"))
-    end
-
-    def project_member_invited_email(project_member_id, token)
-      @project_member = ProjectMember.find project_member_id
-      @project = @project_member.project
-      @token = token
-
-      @target_url = namespace_project_url(@project.namespace, @project)
-      @current_user = @project_member.user
-
-      mail(to: @project_member.invite_email,
-           subject: "Invitation to join project #{@project.name_with_namespace}")
-    end
-
-    def project_invite_accepted_email(project_member_id)
-      @project_member = ProjectMember.find project_member_id
-      return if @project_member.created_by.nil?
-
-      @project = @project_member.project
-
-      @target_url = namespace_project_url(@project.namespace, @project)
-      @current_user = @project_member.created_by
-
-      mail(to: @project_member.created_by.notification_email,
-           subject: subject("Invitation accepted"))
-    end
-
-    def project_invite_declined_email(project_id, invite_email, access_level, created_by_id)
-      return if created_by_id.nil?
-
-      @project = Project.find(project_id)
-      @current_user = @created_by = User.find(created_by_id)
-      @access_level = access_level
-      @invite_email = invite_email
-
-      @target_url = namespace_project_url(@project.namespace, @project)
-
-      mail(to: @created_by.notification_email,
-           subject: subject("Invitation declined"))
-    end
-
     def project_was_moved_email(project_id, user_id, old_path_with_namespace)
       @current_user = @user = User.find user_id
       @project = Project.find project_id

app/mailers/notify.rb

@@ -6,13 +6,15 @@ class Notify < BaseMailer
   include Emails::Notes
   include Emails::Projects
   include Emails::Profile
-  include Emails::Groups
   include Emails::Builds
+  include Emails::Members
   add_template_helper MergeRequestsHelper
   add_template_helper DiffHelper
   add_template_helper BlobHelper
   add_template_helper EmailsHelper
+  add_template_helper MembersHelper
+  add_template_helper GitlabRoutingHelper
   def test_email(recipient_email, subject, body)
     mail(to: recipient_email,

app/models/ability.rb

@@ -9,7 +9,6 @@ class Ability
       when CommitStatus then commit_status_abilities(user, subject)
       when Project then project_abilities(user, subject)
       when Issue then issue_abilities(user, subject)
-      when ExternalIssue then external_issue_abilities(user, subject)
       when Note then note_abilities(user, subject)
       when ProjectSnippet then project_snippet_abilities(user, subject)
       when PersonalSnippet then personal_snippet_abilities(user, subject)
@@ -19,6 +18,7 @@ class Ability
       when GroupMember then group_member_abilities(user, subject)
       when ProjectMember then project_member_abilities(user, subject)
       when User then user_abilities
+      when ExternalIssue, Deployment, Environment then project_abilities(user, subject.project)
       else []
       end.concat(global_abilities(user))
     end
@@ -187,6 +187,8 @@ class Ability
         project_report_rules
       elsif team.guest?(user)
         project_guest_rules
+      else
+        []
       end
     end
@@ -228,6 +230,8 @@ class Ability
         :read_build,
         :read_container_image,
         :read_pipeline,
+        :read_environment,
+        :read_deployment
       ]
     end
@@ -246,6 +250,8 @@ class Ability
         :push_code,
         :create_container_image,
         :update_container_image,
+        :create_environment,
+        :create_deployment
       ]
     end
@@ -263,6 +269,8 @@ class Ability
       @project_master_rules ||= project_dev_rules + [
         :push_code_to_protected_branches,
         :update_project_snippet,
+        :update_environment,
+        :update_deployment,
         :admin_milestone,
         :admin_project_snippet,
         :admin_project_member,
@@ -273,7 +281,9 @@ class Ability
         :admin_commit_status,
         :admin_build,
         :admin_container_image,
-        :admin_pipeline
+        :admin_pipeline,
+        :admin_environment,
+        :admin_deployment
       ]
     end
@@ -317,6 +327,8 @@ class Ability
       unless project.builds_enabled
         rules += named_abilities('build')
         rules += named_abilities('pipeline')
+        rules += named_abilities('environment')
+        rules += named_abilities('deployment')
       end
       unless project.container_registry_enabled
@@ -511,10 +523,6 @@ class Ability
       end
     end
-    def external_issue_abilities(user, subject)
-      project_abilities(user, subject.project)
-    end
-
     private
     def restricted_public_level?
@@ -533,7 +541,7 @@ class Ability
     def filter_confidential_issues_abilities(user, issue, rules)
       return rules if user.admin? || !issue.confidential?
-      unless issue.author == user || issue.assignee == user || issue.project.team.member?(user.id)
+      unless issue.author == user || issue.assignee == user || issue.project.team.member?(user, Gitlab::Access::REPORTER)
         rules.delete(:admin_issue)
         rules.delete(:read_issue)
         rules.delete(:update_issue)

app/models/blob.rb

@@ -24,7 +24,7 @@ class Blob < SimpleDelegator
   end
   def only_display_raw?
-    size && size > 5.megabytes
+    size && truncated?
   end
   def svg?

app/models/ci/build.rb

@@ -11,6 +11,8 @@ module Ci
     scope :unstarted, ->() { where(runner_id: nil) }
     scope :ignore_failures, ->() { where(allow_failure: false) }
+    scope :with_artifacts, ->() { where.not(artifacts_file: nil) }
+    scope :with_expired_artifacts, ->() { with_artifacts.where('artifacts_expire_at < ?', Time.now) }
     mount_uploader :artifacts_file, ArtifactUploader
     mount_uploader :artifacts_metadata, ArtifactUploader
@@ -38,7 +40,7 @@ module Ci
         new_build.save
       end
-      def retry(build)
+      def retry(build, user = nil)
         new_build = Ci::Build.new(status: 'pending')
         new_build.ref = build.ref
         new_build.tag = build.tag
@@ -52,6 +54,7 @@ module Ci
         new_build.stage = build.stage
         new_build.stage_idx = build.stage_idx
         new_build.trigger_request = build.trigger_request
+        new_build.user = user
         new_build.save
         MergeRequests::AddTodoWhenBuildFailsService.new(build.project, nil).close(new_build)
         new_build
@@ -73,6 +76,17 @@ module Ci
         build.update_coverage
         build.execute_hooks
       end
+
+      after_transition any => [:success] do |build|
+        if build.environment.present?
+          service = CreateDeploymentService.new(build.project, build.user,
+                                                environment: build.environment,
+                                                sha: build.sha,
+                                                ref: build.ref,
+                                                tag: build.tag)
+          service.execute(build)
+        end
+      end
     end
     def retryable?
@@ -83,10 +97,6 @@ module Ci
       !self.pipeline.statuses.latest.include?(self)
     end
-    def retry
-      Ci::Build.retry(self)
-    end
-
     def depends_on_builds
       # Get builds of the same type
       latest_builds = self.pipeline.builds.latest
@@ -317,7 +327,7 @@ module Ci
     end
     def artifacts?
-      artifacts_file.exists?
+      !artifacts_expired? && artifacts_file.exists?
     end
     def artifacts_metadata?
@@ -328,11 +338,15 @@ module Ci
       Gitlab::Ci::Build::Artifacts::Metadata.new(artifacts_metadata.path, path, **options).to_entry
     end
+    def erase_artifacts!
+      remove_artifacts_file!
+      remove_artifacts_metadata!
+    end
+
     def erase(opts = {})
       return false unless erasable?
-      remove_artifacts_file!
-      remove_artifacts_metadata!
+      erase_artifacts!
       erase_trace!
       update_erased!(opts[:erased_by])
     end
@@ -345,6 +359,25 @@ module Ci
       !self.erased_at.nil?
     end
+    def artifacts_expired?
+      artifacts_expire_at && artifacts_expire_at < Time.now
+    end
+
+    def artifacts_expire_in
+      artifacts_expire_at - Time.now if artifacts_expire_at
+    end
+
+    def artifacts_expire_in=(value)
+      self.artifacts_expire_at =
+        if value
+          Time.now + ChronicDuration.parse(value)
+        end
+    end
+
+    def keep_artifacts!
+      self.update(artifacts_expire_at: nil)
+    end
+
     private
     def erase_trace!
@@ -352,7 +385,7 @@ module Ci
     end
     def update_erased!(user = nil)
-      self.update(erased_by: user, erased_at: Time.now)
+      self.update(erased_by: user, erased_at: Time.now, artifacts_expire_at: nil)
     end
     def yaml_variables

app/models/ci/pipeline.rb

@@ -76,8 +76,10 @@ module Ci
       builds.running_or_pending.each(&:cancel)
     end
-    def retry_failed
-      builds.latest.failed.select(&:retryable?).each(&:retry)
+    def retry_failed(user)
+      builds.latest.failed.select(&:retryable?).each do |build|
+        Ci::Build.retry(build, user)
+      end
     end
     def latest?
@@ -161,6 +163,10 @@ module Ci
       git_commit_message =~ /(\[ci skip\])/ if git_commit_message
     end
+    def environments
+      builds.where.not(environment: nil).success.pluck(:environment).uniq
+    end
+
     def notes
       Note.for_commit_id(sha)
     end

app/models/concerns/access_requestable.rb

+# == AccessRequestable concern
+#
+# Contains functionality related to objects that can receive request for access.
+#
+# Used by Project, and Group.
+#
+module AccessRequestable
+  extend ActiveSupport::Concern
+
+  def request_access(user)
+    members.create(
+      access_level: Gitlab::Access::DEVELOPER,
+      user: user,
+      requested_at: Time.now.utc)
+  end
+end

app/models/concerns/awardable.rb

@@ -5,7 +5,7 @@ module Awardable
     has_many :award_emoji, as: :awardable, dependent: :destroy
     if self < Participable
-      participant :award_emoji
+      participant :award_emoji_with_associations
     end
   end
@@ -34,8 +34,12 @@ module Awardable
     end
   end
+  def award_emoji_with_associations
+    award_emoji.includes(:user)
+  end
+
   def grouped_awards(with_thumbs: true)
-    awards = award_emoji.group_by(&:name)
+    awards = award_emoji_with_associations.group_by(&:name)
     if with_thumbs
       awards[AwardEmoji::UPVOTE_NAME]   ||= []

app/models/deployment.rb

+class Deployment < ActiveRecord::Base
+  include InternalId
+
+  belongs_to :project, required: true, validate: true
+  belongs_to :environment, required: true, validate: true
+  belongs_to :user
+  belongs_to :deployable, polymorphic: true
+
+  validates :sha, presence: true
+  validates :ref, presence: true
+
+  delegate :name, to: :environment, prefix: true
+
+  def commit
+    project.commit(sha)
+  end
+
+  def commit_title
+    commit.try(:title)
+  end
+
+  def short_sha
+    Commit.truncate_sha(sha)
+  end
+
+  def last?
+    self == environment.last_deployment
+  end
+end

app/models/environment.rb

+class Environment < ActiveRecord::Base
+  belongs_to :project, required: true, validate: true
+
+  has_many :deployments
+
+  validates :name,
+            presence: true,
+            uniqueness: { scope: :project_id },
+            length: { within: 0..255 },
+            format: { with: Gitlab::Regex.environment_name_regex,
+                      message: Gitlab::Regex.environment_name_regex_message }
+
+  def last_deployment
+    deployments.last
+  end
+end

app/models/group.rb

@@ -3,11 +3,18 @@ require 'carrierwave/orm/activerecord'
 class Group < Namespace
   include Gitlab::ConfigHelper
   include Gitlab::VisibilityLevel
+  include AccessRequestable
   include Referable
   has_many :group_members, dependent: :destroy, as: :source, class_name: 'GroupMember'
   alias_method :members, :group_members
-  has_many :users, through: :group_members
+  has_many :users, -> { where(members: { requested_at: nil }) }, through: :group_members
+
+  has_many :owners,
+    -> { where(members: { access_level: Gitlab::Access::OWNER }) },
+    through: :group_members,
+    source: :user
+
   has_many :project_group_links, dependent: :destroy
   has_many :shared_projects, through: :project_group_links, source: :project
   has_many :notification_settings, dependent: :destroy, as: :source
@@ -58,6 +65,10 @@ class Group < Namespace
     "#{self.class.reference_prefix}#{name}"
   end
+  def web_url
+    Gitlab::Routing.url_helpers.group_url(self)
+  end
+
   def human_name
     name
   end
@@ -83,10 +94,6 @@ class Group < Namespace
     end
   end
-  def owners
-    @owners ||= group_members.owners.includes(:user).map(&:user)
-  end
-
   def add_users(user_ids, access_level, current_user = nil)
     user_ids.each do |user_id|
       Member.add_user(self.group_members, user_id, access_level, current_user)

app/models/issue.rb

@@ -51,10 +51,18 @@ class Issue < ActiveRecord::Base
   end
   def self.visible_to_user(user)
-    return where(confidential: false) if user.blank?
+    return where('issues.confidential IS NULL OR issues.confidential IS FALSE') if user.blank?
     return all if user.admin?
-    where('issues.confidential = false OR (issues.confidential = true AND (issues.author_id = :user_id OR issues.assignee_id = :user_id OR issues.project_id IN(:project_ids)))', user_id: user.id, project_ids: user.authorized_projects.select(:id))
+    where('
+      issues.confidential IS NULL
+      OR issues.confidential IS FALSE
+      OR (issues.confidential = TRUE
+        AND (issues.author_id = :user_id
+          OR issues.assignee_id = :user_id
+          OR issues.project_id IN(:project_ids)))',
+      user_id: user.id,
+      project_ids: user.authorized_projects(Gitlab::Access::REPORTER).select(:id))
   end
   def self.reference_prefix

app/models/member.rb

@@ -26,20 +26,28 @@ class Member < ActiveRecord::Base
       allow_nil: true
     }
-  scope :invite, -> { where(user_id: nil) }
-  scope :non_invite, -> { where("user_id IS NOT NULL") }
+  scope :invite, -> { where.not(invite_token: nil) }
+  scope :non_invite, -> { where(invite_token: nil) }
+  scope :request, -> { where.not(requested_at: nil) }
+  scope :non_request, -> { where(requested_at: nil) }
+  scope :non_pending, -> { non_request.non_invite }
+
   scope :guests, -> { where(access_level: GUEST) }
   scope :reporters, -> { where(access_level: REPORTER) }
   scope :developers, -> { where(access_level: DEVELOPER) }
   scope :masters,  -> { where(access_level: MASTER) }
   scope :owners,  -> { where(access_level: OWNER) }
+  scope :owners_and_masters,  -> { where(access_level: [OWNER, MASTER]) }
   before_validation :generate_invite_token, on: :create, if: -> (member) { member.invite_email.present? }
+
   after_create :send_invite, if: :invite?
-  after_create :create_notification_setting, unless: :invite?
-  after_create :post_create_hook, unless: :invite?
-  after_update :post_update_hook, unless: :invite?
-  after_destroy :post_destroy_hook, unless: :invite?
+  after_create :send_request, if: :request?
+  after_create :create_notification_setting, unless: :pending?
+  after_create :post_create_hook, unless: :pending?
+  after_update :post_update_hook, unless: :pending?
+  after_destroy :post_destroy_hook, unless: :pending?
+  after_destroy :post_decline_request, if: :request?
   delegate :name, :username, :email, to: :user, prefix: true
@@ -96,10 +104,31 @@ class Member < ActiveRecord::Base
     end
   end
+  def real_source_type
+    source_type
+  end
+
   def invite?
     self.invite_token.present?
   end
+  def request?
+    requested_at.present?
+  end
+
+  def pending?
+    invite? || request?
+  end
+
+  def accept_request
+    return false unless request?
+
+    updated = self.update(requested_at: nil)
+    after_accept_request if updated
+
+    updated
+  end
+
   def accept_invite!(new_user)
     return false unless invite?
@@ -157,6 +186,10 @@ class Member < ActiveRecord::Base
     # override in subclass
   end
+  def send_request
+    # override in subclass
+  end
+
   def post_create_hook
     system_hook_service.execute_hooks_for(self, :create)
   end
@@ -177,6 +210,14 @@ class Member < ActiveRecord::Base
     # override in subclass
   end
+  def after_accept_request
+    post_create_hook
+  end
+
+  def post_decline_request
+    # override in subclass
+  end
+
   def system_hook_service
     SystemHooksService.new
   end

app/models/members/group_member.rb

@@ -8,9 +8,6 @@ class GroupMember < Member
   validates_format_of :source_type, with: /\ANamespace\z/
   default_scope { where(source_type: SOURCE_TYPE) }
-  scope :with_group, ->(group) { where(source_id: group.id) }
-  scope :with_user, ->(user) { where(user_id: user.id) }
-
   def self.access_level_roles
     Gitlab::Access.options_with_owner
   end
@@ -23,6 +20,11 @@ class GroupMember < Member
     access_level
   end
+  # Because source_type is `Namespace`...
+  def real_source_type
+    'Group'
+  end
+
   private
   def send_invite
@@ -31,6 +33,12 @@ class GroupMember < Member
     super
   end
+  def send_request
+    notification_service.new_group_access_request(self)
+
+    super
+  end
+
   def post_create_hook
     notification_service.new_group_member(self)
@@ -56,4 +64,10 @@ class GroupMember < Member
     super
   end
+
+  def post_decline_request
+    notification_service.decline_group_access_request(self)
+
+    super
+  end
 end

app/models/members/project_member.rb

@@ -11,8 +11,6 @@ class ProjectMember < Member
   default_scope { where(source_type: SOURCE_TYPE) }
   scope :in_project, ->(project) { where(source_id: project.id) }
-  scope :in_projects, ->(projects) { where(source_id: projects.pluck(:id)) }
-  scope :with_user, ->(user) { where(user_id: user.id) }
   before_destroy :delete_member_todos
@@ -84,7 +82,7 @@ class ProjectMember < Member
       Gitlab::Access.sym_options
     end
-    def access_roles
+    def access_level_roles
       Gitlab::Access.options
     end
   end
@@ -113,6 +111,12 @@ class ProjectMember < Member
     super
   end
+  def send_request
+    notification_service.new_project_access_request(self)
+
+    super
+  end
+
   def post_create_hook
     unless owner?
       event_service.join_project(self.project, self.user)
@@ -148,6 +152,12 @@ class ProjectMember < Member
     super
   end
+  def post_decline_request
+    notification_service.decline_project_access_request(self)
+
+    super
+  end
+
   def event_service
     EventCreateService.new
   end

app/models/note.rb

@@ -88,22 +88,9 @@ class Note < ActiveRecord::Base
       table   = arel_table
       pattern = "%#{query}%"
-      found_notes = joins('LEFT JOIN issues ON issues.id = noteable_id').
-        where(table[:note].matches(pattern))
-
-      if as_user
-        found_notes.where('
-          issues.confidential IS NULL
-          OR issues.confidential IS FALSE
-          OR (issues.confidential IS TRUE
-            AND (issues.author_id = :user_id
-            OR issues.assignee_id = :user_id
-            OR issues.project_id IN(:project_ids)))',
-          user_id: as_user.id,
-          project_ids: as_user.authorized_projects.select(:id))
-      else
-        found_notes.where('issues.confidential IS NULL OR issues.confidential IS FALSE')
-      end
+      Note.joins('LEFT JOIN issues ON issues.id = noteable_id').
+        where(table[:note].matches(pattern)).
+        merge(Issue.visible_to_user(as_user))
     end
   end
@@ -200,6 +187,10 @@ class Note < ActiveRecord::Base
     award_emoji_supported? && contains_emoji_only?
   end
+  def emoji_awardable?
+    !system?
+  end
+
   def clear_blank_line_code!
     self.line_code = nil if self.line_code.blank?
   end

app/models/notification_setting.rb

@@ -7,7 +7,6 @@ class NotificationSetting < ActiveRecord::Base
   belongs_to :source, polymorphic: true
   validates :user, presence: true
-  validates :source, presence: true
   validates :level, presence: true
   validates :user_id, uniqueness: { scope: [:source_type, :source_id],
                                     message: "already exists in source",

app/models/project.rb

@@ -5,6 +5,7 @@ class Project < ActiveRecord::Base
   include Gitlab::ShellAdapter
   include Gitlab::VisibilityLevel
   include Gitlab::CurrentSettings
+  include AccessRequestable
   include Referable
   include Sortable
   include AfterCommitQueue
@@ -80,7 +81,7 @@ class Project < ActiveRecord::Base
   has_one :jira_service, dependent: :destroy
   has_one :redmine_service, dependent: :destroy
   has_one :custom_issue_tracker_service, dependent: :destroy
-  has_one :gitlab_issue_tracker_service, dependent: :destroy
+  has_one :gitlab_issue_tracker_service, dependent: :destroy, inverse_of: :project
   has_one :external_wiki_service, dependent: :destroy
   has_one  :forked_project_link,  dependent: :destroy, foreign_key: "forked_to_project_id"
@@ -102,8 +103,9 @@ class Project < ActiveRecord::Base
   has_many :snippets,           dependent: :destroy, class_name: 'ProjectSnippet'
   has_many :hooks,              dependent: :destroy, class_name: 'ProjectHook'
   has_many :protected_branches, dependent: :destroy
-  has_many :project_members, dependent: :destroy, as: :source, class_name: 'ProjectMember'
-  has_many :users, through: :project_members
+  has_many :project_members,    dependent: :destroy, as: :source, class_name: 'ProjectMember'
+  alias_method :members, :project_members
+  has_many :users, -> { where(members: { requested_at: nil }) }, through: :project_members
   has_many :deploy_keys_projects, dependent: :destroy
   has_many :deploy_keys, through: :deploy_keys_projects
   has_many :users_star_projects, dependent: :destroy
@@ -125,6 +127,8 @@ class Project < ActiveRecord::Base
   has_many :runners, through: :runner_projects, source: :runner, class_name: 'Ci::Runner'
   has_many :variables, dependent: :destroy, class_name: 'Ci::Variable', foreign_key: :gl_project_id
   has_many :triggers, dependent: :destroy, class_name: 'Ci::Trigger', foreign_key: :gl_project_id
+  has_many :environments, dependent: :destroy
+  has_many :deployments, dependent: :destroy
   accepts_nested_attributes_for :variables, allow_destroy: true
@@ -146,7 +150,6 @@ class Project < ActiveRecord::Base
               message: Gitlab::Regex.project_path_regex_message }
   validates :issues_enabled, :merge_requests_enabled,
             :wiki_enabled, inclusion: { in: [true, false] }
-  validates :issues_tracker_id, length: { maximum: 255 }, allow_blank: true
   validates :namespace, presence: true
   validates_uniqueness_of :name, scope: :namespace_id
   validates_uniqueness_of :path, scope: :namespace_id
@@ -589,10 +592,6 @@ class Project < ActiveRecord::Base
     update_column(:has_external_issue_tracker, services.external_issue_trackers.any?)
   end
-  def can_have_issues_tracker_id?
-    self.issues_enabled && !self.default_issues_tracker?
-  end
-
   def build_missing_services
     services_templates = Service.where(template: true)
@@ -685,16 +684,6 @@ class Project < ActiveRecord::Base
     end
   end
-  def project_member_by_name_or_email(name = nil, email = nil)
-    user = users.find_by('name like ? or email like ?', name, email)
-    project_members.where(user: user) if user
-  end
-
-  # Get Team Member record by user id
-  def project_member_by_id(user_id)
-    project_members.find_by(user_id: user_id)
-  end
-
   def name_with_namespace
     @name_with_namespace ||= begin
                                if namespace
@@ -704,6 +693,7 @@ class Project < ActiveRecord::Base
                                end
                              end
   end
+  alias_method :human_name, :name_with_namespace
   def path_with_namespace
     if namespace