12 files changed, 135 insertions, 22 deletions

diff --git a/app/services/ci/create_builds_service.rb b/app/services/ci/create_builds_service.rb
index 2cd51a7610f..18274ce24e2 100644
--- a/app/services/ci/create_builds_service.rb
+++ b/app/services/ci/create_builds_service.rb
@@ -1,7 +1,11 @@
 module Ci
   class CreateBuildsService
-    def execute(commit, stage, ref, tag, user, trigger_request, status)
-      builds_attrs = commit.config_processor.builds_for_stage_and_ref(stage, ref, tag, trigger_request)
+    def initialize(commit)
+      @commit = commit
+    end
+
+    def execute(stage, user, status, trigger_request = nil)
+      builds_attrs = config_processor.builds_for_stage_and_ref(stage, @commit.ref, @commit.tag, trigger_request)
 
       # check when to create next build
       builds_attrs = builds_attrs.select do |build_attrs|
@@ -17,7 +21,8 @@ module Ci
 
       builds_attrs.map do |build_attrs|
         # don't create the same build twice
-        unless commit.builds.find_by(ref: ref, tag: tag, trigger_request: trigger_request, name: build_attrs[:name])
+        unless @commit.builds.find_by(ref: @commit.ref, tag: @commit.tag,
+                                      trigger_request: trigger_request, name: build_attrs[:name])
           build_attrs.slice!(:name,
                              :commands,
                              :tag_list,
@@ -26,17 +31,21 @@ module Ci
                              :stage,
                              :stage_idx)
 
-          build_attrs.merge!(ref: ref,
-                             tag: tag,
+          build_attrs.merge!(ref: @commit.ref,
+                             tag: @commit.tag,
                              trigger_request: trigger_request,
                              user: user,
-                             project: commit.project)
+                             project: @commit.project)
 
-          build = commit.builds.create!(build_attrs)
-          build.execute_hooks
-          build
+          @commit.builds.create!(build_attrs)
         end
       end
     end
+
+    private
+
+    def config_processor
+      @config_processor ||= @commit.config_processor
+    end
   end
 end
diff --git a/app/services/ci/create_trigger_request_service.rb b/app/services/ci/create_trigger_request_service.rb
index b3dfc707221..993acf11db9 100644
--- a/app/services/ci/create_trigger_request_service.rb
+++ b/app/services/ci/create_trigger_request_service.rb
@@ -7,14 +7,14 @@ module Ci
       # check if ref is tag
       tag = project.repository.find_tag(ref).present?
 
-      ci_commit = project.ensure_ci_commit(commit.sha)
+      ci_commit = project.ci_commits.create(sha: commit.sha, ref: ref, tag: tag)
 
       trigger_request = trigger.trigger_requests.create!(
         variables: variables,
         commit: ci_commit,
       )
 
-      if ci_commit.create_builds(ref, tag, nil, trigger_request)
+      if ci_commit.create_builds(nil, trigger_request)
         trigger_request
       end
     end
diff --git a/app/services/ci/image_for_build_service.rb b/app/services/ci/image_for_build_service.rb
index 50c95ced8a7..3018f27ec05 100644
--- a/app/services/ci/image_for_build_service.rb
+++ b/app/services/ci/image_for_build_service.rb
@@ -3,8 +3,9 @@ module Ci
     def execute(project, opts)
       sha = opts[:sha] || ref_sha(project, opts[:ref])
 
-      commit = project.ci_commits.find_by(sha: sha)
-      image_name = image_for_commit(commit)
+      ci_commits = project.ci_commits.where(sha: sha)
+      ci_commits = ci_commits.where(ref: opts[:ref]) if opts[:ref]
+      image_name = image_for_status(ci_commits.status)
 
       image_path = Rails.root.join('public/ci', image_name)
       OpenStruct.new(path: image_path, name: image_name)
@@ -16,9 +17,9 @@ module Ci
       project.commit(ref).try(:sha) if ref
     end
 
-    def image_for_commit(commit)
-      return 'build-unknown.svg' unless commit
-      'build-' + commit.status + ".svg"
+    def image_for_status(status)
+      status ||= 'unknown'
+      'build-' + status + ".svg"
     end
   end
 end
diff --git a/app/services/create_commit_builds_service.rb b/app/services/create_commit_builds_service.rb
index 69d5c42a877..0d2aa1ff03d 100644
--- a/app/services/create_commit_builds_service.rb
+++ b/app/services/create_commit_builds_service.rb
@@ -2,6 +2,7 @@ class CreateCommitBuildsService
   def execute(project, user, params)
     return false unless project.builds_enabled?
 
+    before_sha = params[:checkout_sha] || params[:before]
     sha = params[:checkout_sha] || params[:after]
     origin_ref = params[:ref]
 
@@ -10,15 +11,16 @@ class CreateCommitBuildsService
     end
 
     ref = Gitlab::Git.ref_name(origin_ref)
+    tag = Gitlab::Git.tag_ref?(origin_ref)
 
     # Skip branch removal
     if sha == Gitlab::Git::BLANK_SHA
       return false
     end
 
-    commit = project.ci_commit(sha)
+    commit = project.ci_commit(sha, ref)
     unless commit
-      commit = project.ci_commits.new(sha: sha)
+      commit = project.ci_commits.new(sha: sha, ref: ref, before_sha: before_sha, tag: tag)
 
       # Skip creating ci_commit when no gitlab-ci.yml is found
       unless commit.ci_yaml_file
@@ -32,10 +34,10 @@ class CreateCommitBuildsService
     # Skip creating builds for commits that have [ci skip]
     unless commit.skip_ci?
       # Create builds for commit
-      tag = Gitlab::Git.tag_ref?(origin_ref)
-      commit.create_builds(ref, tag, user)
+      commit.create_builds(user)
     end
 
+    commit.touch
     commit
   end
 end
diff --git a/app/services/git_push_service.rb b/app/services/git_push_service.rb
index 1e1be8cd04b..b7af80055bf 100644
--- a/app/services/git_push_service.rb
+++ b/app/services/git_push_service.rb
@@ -42,7 +42,12 @@ class GitPushService < BaseService
       # Collect data for this git push
       @push_commits = @project.repository.commits_between(params[:oldrev], params[:newrev])
       process_commit_messages
+
+      # Update the bare repositories info/attributes file using the contents of the default branches
+      # .gitattributes file
+      update_gitattributes if is_default_branch?
     end
+
     # Update merge requests that may be affected by this push. A new branch
     # could cause the last commit of a merge request to change.
     update_merge_requests
@@ -54,6 +59,10 @@ class GitPushService < BaseService
     perform_housekeeping
   end
 
+  def update_gitattributes
+    @project.repository.copy_gitattributes(params[:ref])
+  end
+
   def update_main_language
     # Performance can be bad so for now only check main_language once
     # See https://gitlab.com/gitlab-org/gitlab-ce/issues/14937
diff --git a/app/services/issuable_base_service.rb b/app/services/issuable_base_service.rb
index 18f76d3f650..2b16089df1b 100644
--- a/app/services/issuable_base_service.rb
+++ b/app/services/issuable_base_service.rb
@@ -37,8 +37,9 @@ class IssuableBaseService < BaseService
   end
 
   def filter_params(issuable_ability_name = :issue)
-    params[:assignee_id]  = "" if params[:assignee_id] == IssuableFinder::NONE
-    params[:milestone_id] = "" if params[:milestone_id] == IssuableFinder::NONE
+    filter_assignee
+    filter_milestone
+    filter_labels
 
     ability = :"admin_#{issuable_ability_name}"
 
@@ -49,6 +50,29 @@ class IssuableBaseService < BaseService
     end
   end
 
+  def filter_assignee
+    if params[:assignee_id] == IssuableFinder::NONE
+      params[:assignee_id] = ''
+    end
+  end
+
+  def filter_milestone
+    milestone_id = params[:milestone_id]
+    return unless milestone_id
+
+    if milestone_id == IssuableFinder::NONE ||
+        project.milestones.find_by(id: milestone_id).nil?
+      params[:milestone_id] = ''
+    end
+  end
+
+  def filter_labels
+    return if params[:label_ids].to_a.empty?
+
+    params[:label_ids] =
+      project.labels.where(id: params[:label_ids]).pluck(:id)
+  end
+
   def update(issuable)
     change_state(issuable)
     filter_params
diff --git a/app/services/merge_requests/build_service.rb b/app/services/merge_requests/build_service.rb
index fa34753c4fd..3544752d47a 100644
--- a/app/services/merge_requests/build_service.rb
+++ b/app/services/merge_requests/build_service.rb
@@ -7,6 +7,9 @@ module MergeRequests
       merge_request.can_be_created = false
       merge_request.compare_commits = []
       merge_request.source_project = project unless merge_request.source_project
+
+      merge_request.target_project = nil unless can?(current_user, :read_project, merge_request.target_project)
+
       merge_request.target_project ||= (project.forked_from_project || project)
       merge_request.target_branch ||= merge_request.target_project.default_branch
 
diff --git a/app/services/notes/create_service.rb b/app/services/notes/create_service.rb
index 2bb312bb252..01586994813 100644
--- a/app/services/notes/create_service.rb
+++ b/app/services/notes/create_service.rb
@@ -5,6 +5,8 @@ module Notes
       note.author = current_user
       note.system = false
 
+      return unless valid_project?(note)
+
       if note.save
         # Finish the harder work in the background
         NewNoteWorker.perform_in(2.seconds, note.id, params)
@@ -13,5 +15,14 @@ module Notes
 
       note
     end
+
+    private
+
+    def valid_project?(note)
+      return false unless project
+      return true if note.for_commit?
+
+      note.noteable.try(:project) == project
+    end
   end
 end
diff --git a/app/services/projects/transfer_service.rb b/app/services/projects/transfer_service.rb
index 79a27f4af7e..111b3ec05ea 100644
--- a/app/services/projects/transfer_service.rb
+++ b/app/services/projects/transfer_service.rb
@@ -34,6 +34,8 @@ module Projects
           raise TransferError.new("Project with same path in target namespace already exists")
         end
 
+        project.expire_caches_before_rename(old_path)
+
         # Apply new namespace id and visibility level
         project.namespace = new_namespace
         project.visibility_level = new_namespace.visibility_level unless project.visibility_level_allowed_by_group?
diff --git a/app/services/wiki_pages/base_service.rb b/app/services/wiki_pages/base_service.rb
new file mode 100644
index 00000000000..9162f128602
--- /dev/null
+++ b/app/services/wiki_pages/base_service.rb
@@ -0,0 +1,27 @@
+module WikiPages
+  class BaseService < ::BaseService
+
+    def hook_data(page, action)
+      hook_data = {
+        object_kind: page.class.name.underscore,
+        user: current_user.hook_attrs,
+        project: @project.hook_attrs,
+        object_attributes: page.hook_attrs,
+        # DEPRECATED
+        repository: @project.hook_attrs.slice(:name, :url, :description, :homepage)
+      }
+
+      page_url = Gitlab::UrlBuilder.build(page)
+      hook_data[:object_attributes].merge!(url: page_url, action: action)
+      hook_data
+    end
+
+    private
+
+    def execute_hooks(page, action = 'create')
+      page_data = hook_data(page, action)
+      @project.execute_hooks(page_data, :wiki_page_hooks)
+      @project.execute_services(page_data, :wiki_page_hooks)
+    end
+  end
+end
diff --git a/app/services/wiki_pages/create_service.rb b/app/services/wiki_pages/create_service.rb
new file mode 100644
index 00000000000..24a817c06c9
--- /dev/null
+++ b/app/services/wiki_pages/create_service.rb
@@ -0,0 +1,14 @@
+module WikiPages
+  class CreateService < WikiPages::BaseService
+    def execute
+      project_wiki = ProjectWiki.new(@project, current_user)
+      page = WikiPage.new(project_wiki)
+
+      if page.create(@params)
+        execute_hooks(page, 'create')
+      end
+
+      page
+    end
+  end
+end
diff --git a/app/services/wiki_pages/update_service.rb b/app/services/wiki_pages/update_service.rb
new file mode 100644
index 00000000000..8f6a50da838
--- /dev/null
+++ b/app/services/wiki_pages/update_service.rb
@@ -0,0 +1,11 @@
+module WikiPages
+  class UpdateService < WikiPages::BaseService
+    def execute(page)
+      if page.update(@params[:content], @params[:format], @params[:message])
+        execute_hooks(page, 'update')
+      end
+
+      page
+    end
+  end
+end