add support for redmine3 and RoR4

app/controllers/project_aliases_controller.rb

@@ -13,14 +13,14 @@ def index
             'identifier' => "#{Project.table_name}.identifier",
             'project'    => "#{Project.table_name}.name"
         )
-        @projects = Project.visible.find(:all)
-        @aliases = ProjectAlias.find(:all, :include => :project, :order => sort_clause)
+        @projects = Project.visible.all
+        @aliases = ProjectAlias.includes(:project).order(sort_clause).all
         render(:layout => !request.xhr?)
     end
 
     def new
         @alias = ProjectAlias.new
-        @projects = Project.visible.find(:all, :order => 'lft')
+        @projects = Project.visible.order(:lft => :desc).all
     end
 
     def create
@@ -29,7 +29,7 @@ def create
             flash[:notice] = l(:notice_successful_create)
             redirect_to(:action => 'index')
         else
-            @projects = Project.find(:all, :order => 'lft')
+            @projects = Project.order(:lft => :desc).all
             render('project_aliases/new')
         end
     end

app/models/project_alias.rb

@@ -13,6 +13,8 @@ class ProjectAlias < ActiveRecord::Base
     validates_format_of :alias, :with => IDENTIFIER_RE
     validates_exclusion_of :alias, :in => %w(new)
 
+	attr_accessible :alias, :project_id
+
     def validate
         if self.alias == self.project.identifier
             errors.add(:alias, :same_as_identifier)

lib/alias_project_patch.rb

@@ -19,7 +19,7 @@ def find_by_identifier(*args)
                 project_alias = ProjectAlias.find_by_alias(args.first)
                 return project_alias.project if project_alias
             end
-            find_all_by_identifier(*args).first
+            find_by(:identifier => args.first)
         end
 
     end