Merge branch 'fix-18997' into 'master'

Fix visibility of snippets when searching

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/18997

See merge request !1972

CHANGELOG

 Please view this file on the master branch, on stable branches it's out of date.
 
+v 8.9.2
+  - Fix visibility of snippets when searching.
+
 v 8.9.1
   - Refactor labels documentation. !3347
   - Eager load award emoji on notes. !4628

app/models/snippet.rb

@@ -135,7 +135,16 @@ class Snippet < ActiveRecord::Base
     end
 
     def accessible_to(user)
-      where('visibility_level IN (?) OR author_id = ?', [Snippet::INTERNAL, Snippet::PUBLIC], user)
+      return are_public unless user.present?
+      return all if user.admin?
+
+      where(
+        'visibility_level IN (:visibility_levels)
+         OR author_id = :author_id
+         OR project_id IN (:project_ids)',
+         visibility_levels: [Snippet::PUBLIC, Snippet::INTERNAL],
+         author_id: user.id,
+         project_ids: user.authorized_projects.select(:id))
     end
   end
 end

spec/models/snippet_spec.rb

@@ -72,7 +72,7 @@ describe Snippet, models: true do
     end
   end
 
-  describe '#search_code' do
+  describe '.search_code' do
     let(:snippet) { create(:snippet, content: 'class Foo; end') }
 
     it 'returns snippets with matching content' do
@@ -88,6 +88,46 @@ describe Snippet, models: true do
     end
   end
 
+  describe '.accessible_to' do
+    let(:author)  { create(:author) }
+    let(:project) { create(:empty_project) }
+
+    let!(:public_snippet)   { create(:snippet, :public) }
+    let!(:internal_snippet) { create(:snippet, :internal) }
+    let!(:private_snippet)  { create(:snippet, :private, author: author) }
+
+    let!(:project_public_snippet)   { create(:snippet, :public, project: project) }
+    let!(:project_internal_snippet) { create(:snippet, :internal, project: project) }
+    let!(:project_private_snippet)  { create(:snippet, :private, project: project) }
+
+    it 'returns only public snippets when user is blank' do
+      expect(described_class.accessible_to(nil)).to match_array [public_snippet, project_public_snippet]
+    end
+
+    it 'returns only public, and internal snippets for regular users' do
+      user = create(:user)
+
+      expect(described_class.accessible_to(user)).to match_array [public_snippet, internal_snippet, project_public_snippet, project_internal_snippet]
+    end
+
+    it 'returns public, internal snippets and project private snippets for project members' do
+      member = create(:user)
+      project.team << [member, :developer]
+
+      expect(described_class.accessible_to(member)).to match_array [public_snippet, internal_snippet, project_public_snippet, project_internal_snippet, project_private_snippet]
+    end
+
+    it 'returns private snippets where the user is the author' do
+      expect(described_class.accessible_to(author)).to match_array [public_snippet, internal_snippet, private_snippet, project_public_snippet, project_internal_snippet]
+    end
+
+    it 'returns all snippets when for admins' do
+      admin = create(:admin)
+
+      expect(described_class.accessible_to(admin)).to match_array [public_snippet, internal_snippet, private_snippet, project_public_snippet, project_internal_snippet, project_private_snippet]
+    end
+  end
+
   describe '#participants' do
     let(:project) { create(:project, :public) }
     let(:snippet) { create(:snippet, content: 'foo', project: project) }

spec/services/search/snippet_service_spec.rb

+require 'spec_helper'
+
+describe Search::SnippetService, services: true do
+  let(:author) { create(:author) }
+  let(:project) { create(:empty_project) }
+
+  let!(:public_snippet)   { create(:snippet, :public, content: 'password: XXX') }
+  let!(:internal_snippet) { create(:snippet, :internal, content: 'password: XXX') }
+  let!(:private_snippet)  { create(:snippet, :private, content: 'password: XXX', author: author) }
+
+  let!(:project_public_snippet)   { create(:snippet, :public, project: project, content: 'password: XXX') }
+  let!(:project_internal_snippet) { create(:snippet, :internal, project: project, content: 'password: XXX') }
+  let!(:project_private_snippet)  { create(:snippet, :private, project: project, content: 'password: XXX') }
+
+  describe '#execute' do
+    context 'unauthenticated' do
+      it 'returns public snippets only' do
+        search = described_class.new(nil, search: 'password')
+        results = search.execute
+
+        expect(results.objects('snippet_blobs')).to match_array [public_snippet, project_public_snippet]
+      end
+    end
+
+    context 'authenticated' do
+      it 'returns only public & internal snippets for regular users' do
+        user = create(:user)
+        search = described_class.new(user, search: 'password')
+        results = search.execute
+
+        expect(results.objects('snippet_blobs')).to match_array [public_snippet, internal_snippet, project_public_snippet, project_internal_snippet]
+      end
+
+      it 'returns public, internal snippets and project private snippets for project members' do
+        member = create(:user)
+        project.team << [member, :developer]
+        search = described_class.new(member, search: 'password')
+        results = search.execute
+
+        expect(results.objects('snippet_blobs')).to match_array [public_snippet, internal_snippet, project_public_snippet, project_internal_snippet, project_private_snippet]
+      end
+
+      it 'returns public, internal and private snippets where user is the author' do
+        search = described_class.new(author, search: 'password')
+        results = search.execute
+
+        expect(results.objects('snippet_blobs')).to match_array [public_snippet, internal_snippet, private_snippet, project_public_snippet, project_internal_snippet]
+      end
+
+      it 'returns all snippets when user is admin' do
+        admin = create(:admin)
+        search = described_class.new(admin, search: 'password')
+        results = search.execute
+
+        expect(results.objects('snippet_blobs')).to match_array [public_snippet, internal_snippet, private_snippet, project_public_snippet, project_internal_snippet, project_private_snippet]
+      end
+    end
+  end
+end