invert_project_repository_relationship.diff - Redmine

       def edit
         @repository = @project.repository
         if !@repository && !params[:repository_scm].blank?
           @repository = Repository.factory(params[:repository_scm])
           @repository.project = @project if @repository
           @repository = Repository.find_existing_or_new params[:repository_scm], params[:repository]
           @repository.projects << @project if @repository && !@repository.projects.include?(@project)
         end
         if request.post? && @repository
           p1 = params[:repository]

       acts_as_event :title => Proc.new {|o| "#{l(:label_revision)} #{o.format_identifier}" + (o.short_comments.blank? ? '' : (': ' + o.short_comments))},
                     :description => :long_comments,
                     :datetime => :committed_on,
                     :url => Proc.new {|o| {:controller => 'repositories', :action => 'revision', :id => o.repository.project, :rev => o.identifier}}
                     :url => Proc.new {|o| {:controller => 'repositories', :action => 'revision', :id => o.project, :rev => o.identifier}}
       acts_as_searchable :columns => 'comments',
                          :include => {:repository => :project},
-...
       end
       def project
         repository.project
         repository.projects.first
       end
       def author

       has_many :news, :dependent => :destroy, :include => :author
       has_many :issue_categories, :dependent => :delete_all, :order => "#{IssueCategory.table_name}.name"
       has_many :boards, :dependent => :destroy, :order => "position ASC"
       has_one :repository, :dependent => :destroy
       belongs_to :repository
       has_many :changesets, :through => :repository
       has_one :wiki, :dependent => :destroy
       # Custom field for the project issues
-...
       validates_exclusion_of :identifier, :in => %w( new )
       before_destroy :delete_all_members
       after_destroy :destroy_repository_if_orphaned
       named_scope :has_module, lambda { |mod| { :conditions => ["#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s] } }
       named_scope :active, { :conditions => "#{Project.table_name}.status = #{STATUS_ACTIVE}"}
-...
         connection.delete("DELETE FROM #{mr} WHERE #{mr}.member_id IN (SELECT #{me}.id FROM #{me} WHERE #{me}.project_id = #{id})")
         Member.delete_all(['project_id = ?', id])
       end
       # destroys the repository after deletion of the project if it isn't attached to any other projects.
       def destroy_repository_if_orphaned
         if (repo = Repository.find_by_id(repository_id)) && repo.projects.blank?
           repo.destroy
         end
       end
       # Users/groups issues can be assigned to
       def assignable_users

     class Repository < ActiveRecord::Base
       include Redmine::Ciphering
       belongs_to :project
       has_many :projects, :order => 'lft ASC'
       has_many :changesets, :order => "#{Changeset.table_name}.committed_on DESC, #{Changeset.table_name}.id DESC"
       has_many :changes, :through => :changesets
-...
       # Can be called periodically by an external script
       # eg. ruby script/runner "Repository.fetch_changesets"
       def self.fetch_changesets
         Project.active.has_module(:repository).find(:all, :include => :repository).each do |project|
           if project.repository
             begin
               project.repository.fetch_changesets
             rescue Redmine::Scm::Adapters::CommandFailed => e
               logger.error "scm: error during fetching changesets: #{e.message}"
             end
         Project.active.has_module(:repository).find(:all, :include => :repository).
                                                map(&:repository).
                                                uniq.
                                                compact.each do |repository|
           begin
             repository.fetch_changesets
           rescue Redmine::Scm::Adapters::CommandFailed => e
             logger.error "scm: error during fetching changesets: #{e.message}"
           end
         end
       end
-...
       rescue
         nil
       end
       def self.find_existing_or_new(klass_name, attributes = {})
         if repo = find_existing(klass_name, attributes)
           repo
         else
           factory klass_name
         end
       end
       def self.find_existing(klass_name, attributes = {})
         factory(klass_name).class.find_by_url(attributes[:url]) rescue nil
       end
       def self.scm_adapter_class
         nil

     class InvertRepositoryProjectRelationship < ActiveRecord::Migration
       class OldRepository < ActiveRecord::Base
         set_table_name 'repositories'
         set_inheritance_column 'foo'
         belongs_to :project, :class_name => 'OldProject', :foreign_key => :project_id
         has_many :changesets, :dependent => :destroy, :foreign_key => :repository_id
       end
       class OldProject < ActiveRecord::Base
         set_table_name 'projects'
         has_one :repository, :class_name => 'OldRepository', :foreign_key => :project_id
       end
       class NewRepository < ActiveRecord::Base
         set_table_name 'repositories'
         set_inheritance_column 'foo'
         has_many :projects, :class_name => 'NewProject', :foreign_key => :repository_id
       end
       class NewProject < ActiveRecord::Base
         set_table_name 'projects'
         belongs_to :repository, :class_name => 'NewRepository', :foreign_key => :repository_id
       end
       def self.up
         add_column :projects, :repository_id, :integer
         # make sure multiple projects referencing the same physical repository also use the same repository record
         OldProject.find_each do |p|
           if old_repo = p.repository
             puts "migrating #{p.identifier}"
             if repo = OldRepository.find( :first,
                                           :conditions => { :url => p.repository.url,
                                                            :type => p.repository['type'] },
                                           :order => 'id ASC' )
               puts "setting repo to #{repo.id} (is: #{p.repository_id})"
               execute "update projects set repository_id = #{repo.id} where id = #{p.id}"
               unless old_repo.id == repo.id
                 # remove the now orphaned repository
                 old_repo.destroy
               end
             else
               puts "repository not found for project #{p.inspcet}"
             end
           end
         end
         remove_column :repositories, :project_id
       end
       def self.down
         add_column :repositories, :project_id, :integer
         NewRepository.find_each do |repo|
           if repo.projects.size > 1
             repo.projects.each do |p|
               r = repo.class.new(repo.attributes)
               r.project_id = p.id
               r.save!
             end
             repo.destroy
           elsif p = repo.projects.first
             repo.update_attribute :project_id, p.id
           end
         end
         change_column :repositories, :project_id, :integer, :null => false
         remove_column :projects, :repository_id
       end
     end

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Patch #9359 » invert_project_repository_relationship.diff