8 files changed, 67 insertions, 15 deletions

diff --git a/app/models/ability.rb b/app/models/ability.rb
index de9253fcdd8..42b978e04d5 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -234,7 +234,9 @@ class Ability
         :rename_project,
         :remove_project,
         :archive_project,
-        :remove_fork_project
+        :remove_fork_project,
+        :destroy_merge_request,
+        :destroy_issue
       ]
     end
 
diff --git a/app/models/concerns/internal_id.rb b/app/models/concerns/internal_id.rb
index 821ed54fb98..51288094ef1 100644
--- a/app/models/concerns/internal_id.rb
+++ b/app/models/concerns/internal_id.rb
@@ -7,7 +7,10 @@ module InternalId
   end
 
   def set_iid
-    max_iid = project.send(self.class.name.tableize).maximum(:iid)
+    records = project.send(self.class.name.tableize)
+    records = records.with_deleted if self.paranoid?
+    max_iid = records.maximum(:iid)
+
     self.iid = max_iid.to_i + 1
   end
 
diff --git a/app/models/concerns/issuable.rb b/app/models/concerns/issuable.rb
index 86ab84615ba..476e1ce7af0 100644
--- a/app/models/concerns/issuable.rb
+++ b/app/models/concerns/issuable.rb
@@ -58,6 +58,8 @@ module Issuable
     attr_mentionable :description, cache: true
     participant :author, :assignee, :notes_with_associations
     strip_attributes :title
+
+    acts_as_paranoid
   end
 
   module ClassMethods
@@ -209,4 +211,13 @@ module Issuable
     Taskable.get_updated_tasks(old_content: previous_changes['description'].first,
                                new_content: description)
   end
+
+  ##
+  # Method that checks if issuable can be moved to another project.
+  #
+  # Should be overridden if issuable can be moved.
+  #
+  def can_move?(*)
+    false
+  end
 end
diff --git a/app/models/issue.rb b/app/models/issue.rb
index 60250322b04..f32db59ac9f 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -16,6 +16,7 @@
 #  state         :string(255)
 #  iid           :integer
 #  updated_by_id :integer
+#  moved_to_id   :integer
 #
 
 require 'carrierwave/orm/activerecord'
@@ -31,6 +32,8 @@ class Issue < ActiveRecord::Base
   ActsAsTaggableOn.strict_case_match = true
 
   belongs_to :project
+  belongs_to :moved_to, class_name: 'Issue'
+
   validates :project, presence: true
 
   scope :cared, ->(user) { where(assignee_id: user) }
@@ -102,9 +105,9 @@ class Issue < ActiveRecord::Base
   end
 
   def related_branches
-    return [] if self.project.empty_repo?
-
-    self.project.repository.branch_names.select { |branch| branch.end_with?("-#{iid}") }
+    project.repository.branch_names.select do |branch|
+      branch.end_with?("-#{iid}")
+    end
   end
 
   # Reset issue events cache
@@ -134,6 +137,18 @@ class Issue < ActiveRecord::Base
     end.uniq.select { |mr| mr.open? && mr.closes_issue?(self) }
   end
 
+  def moved?
+    !moved_to.nil?
+  end
+
+  def can_move?(user, to_project = nil)
+    if to_project
+      return false unless user.can?(:admin_issue, to_project)
+    end
+
+    !moved? && user.can?(:admin_issue, self.project)
+  end
+
   def to_branch_name
     "#{title.parameterize}-#{iid}"
   end
diff --git a/app/models/project.rb b/app/models/project.rb
index 4d23cc8de40..9c8246e8ac0 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -431,6 +431,7 @@ class Project < ActiveRecord::Base
   def safe_import_url
     result = URI.parse(self.import_url)
     result.password = '*****' unless result.password.nil?
+    result.user = '*****' unless result.user.nil? || result.user == "git" #tokens or other data may be saved as user
     result.to_s
   rescue
     self.import_url
@@ -887,6 +888,7 @@ class Project < ActiveRecord::Base
     # Forked import is handled asynchronously
     unless forked?
       if gitlab_shell.add_repository(path_with_namespace)
+        repository.after_create
         true
       else
         errors.add(:base, 'Failed to create repository via gitlab-shell')
diff --git a/app/models/project_wiki.rb b/app/models/project_wiki.rb
index 59b1b86d1fb..7c1a61bb0bf 100644
--- a/app/models/project_wiki.rb
+++ b/app/models/project_wiki.rb
@@ -123,23 +123,27 @@ class ProjectWiki
   end
 
   def repository
-    Repository.new(path_with_namespace, @project)
+    @repository ||= Repository.new(path_with_namespace, @project)
   end
 
   def default_branch
     wiki.class.default_ref
   end
 
-  private
-
   def create_repo!
     if init_repo(path_with_namespace)
-      Gollum::Wiki.new(path_to_repo)
+      wiki = Gollum::Wiki.new(path_to_repo)
     else
       raise CouldNotCreateWikiError
     end
+
+    repository.after_create
+
+    wiki
   end
 
+  private
+
   def init_repo(path_with_namespace)
     gitlab_shell.add_repository(path_with_namespace)
   end
diff --git a/app/models/repository.rb b/app/models/repository.rb
index 25d24493f6e..13154eb4205 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -42,12 +42,15 @@ class Repository
   end
 
   def exists?
-    return false unless raw_repository
+    return @exists unless @exists.nil?
 
-    raw_repository.rugged
-    true
-  rescue Gitlab::Git::Repository::NoRepository
-    false
+    @exists = cache.fetch(:exists?) do
+      begin
+        raw_repository && raw_repository.rugged ? true : false
+      rescue Gitlab::Git::Repository::NoRepository
+        false
+      end
+    end
   end
 
   def empty?
@@ -320,12 +323,23 @@ class Repository
     @avatar = nil
   end
 
+  def expire_exists_cache
+    cache.expire(:exists?)
+    @exists = nil
+  end
+
+  # Runs code after a repository has been created.
+  def after_create
+    expire_exists_cache
+  end
+
   # Runs code just before a repository is deleted.
   def before_delete
     expire_cache if exists?
 
     expire_root_ref_cache
     expire_emptiness_caches
+    expire_exists_cache
   end
 
   # Runs code just before the HEAD of a repository is changed.
@@ -351,6 +365,7 @@ class Repository
   # Runs code after a repository has been forked/imported.
   def after_import
     expire_emptiness_caches
+    expire_exists_cache
   end
 
   # Runs code after a new commit has been pushed.
diff --git a/app/models/user.rb b/app/models/user.rb
index c011af03591..9c315cfe966 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -435,7 +435,7 @@ class User < ActiveRecord::Base
     Group.where("namespaces.id IN (#{union.to_sql})")
   end
 
-  # Returns the groups a user is authorized to access.
+  # Returns projects user is authorized to access.
   def authorized_projects
     Project.where("projects.id IN (#{projects_union.to_sql})")
   end