Refactor: Extracted the duplication from the last commit into a new method

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3487 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/issues_controller.rb

@@ -183,20 +183,7 @@ class IssuesController < ApplicationController
   UPDATABLE_ATTRS_ON_TRANSITION = %w(status_id assigned_to_id fixed_version_id done_ratio) unless const_defined?(:UPDATABLE_ATTRS_ON_TRANSITION)
   
   def edit
-    @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
-    @priorities = IssuePriority.all
-    @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
-    @time_entry = TimeEntry.new
-    
-    @notes = params[:notes]
-    journal = @issue.init_journal(User.current, @notes)
-    # User can change issue attributes only if he has :edit permission or if a workflow transition is allowed
-    if (@edit_allowed || !@allowed_statuses.empty?) && params[:issue]
-      attrs = params[:issue].dup
-      attrs.delete_if {|k,v| !UPDATABLE_ATTRS_ON_TRANSITION.include?(k) } unless @edit_allowed
-      attrs.delete(:status_id) unless @allowed_statuses.detect {|s| s.id.to_s == attrs[:status_id].to_s}
-      @issue.safe_attributes = attrs
-    end
+    update_issue_from_params
 
     respond_to do |format|
       format.html { }
@@ -208,20 +195,7 @@ class IssuesController < ApplicationController
   # Start converting to the Rails REST controllers
   #++
   def update
-    @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
-    @priorities = IssuePriority.all
-    @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
-    @time_entry = TimeEntry.new
-    
-    @notes = params[:notes]
-    journal = @issue.init_journal(User.current, @notes)
-    # User can change issue attributes only if he has :edit permission or if a workflow transition is allowed
-    if (@edit_allowed || !@allowed_statuses.empty?) && params[:issue]
-      attrs = params[:issue].dup
-      attrs.delete_if {|k,v| !UPDATABLE_ATTRS_ON_TRANSITION.include?(k) } unless @edit_allowed
-      attrs.delete(:status_id) unless @allowed_statuses.detect {|s| s.id.to_s == attrs[:status_id].to_s}
-      @issue.safe_attributes = attrs
-    end
+    update_issue_from_params
 
     if request.get?
       # nop
@@ -230,18 +204,18 @@ class IssuesController < ApplicationController
       @time_entry.attributes = params[:time_entry]
       if (@time_entry.hours.nil? || @time_entry.valid?) && @issue.valid?
         attachments = attach_files(@issue, params[:attachments])
-        attachments.each {|a| journal.details << JournalDetail.new(:property => 'attachment', :prop_key => a.id, :value => a.filename)}
-        call_hook(:controller_issues_edit_before_save, { :params => params, :issue => @issue, :time_entry => @time_entry, :journal => journal})
+        attachments.each {|a| @journal.details << JournalDetail.new(:property => 'attachment', :prop_key => a.id, :value => a.filename)}
+        call_hook(:controller_issues_edit_before_save, { :params => params, :issue => @issue, :time_entry => @time_entry, :journal => @journal})
         if @issue.save
           # Log spend time
           if User.current.allowed_to?(:log_time, @project)
             @time_entry.save
           end
-          if !journal.new_record?
+          if !@journal.new_record?
             # Only send notification if something was actually changed
             flash[:notice] = l(:notice_successful_update)
           end
-          call_hook(:controller_issues_edit_after_save, { :params => params, :issue => @issue, :time_entry => @time_entry, :journal => journal})
+          call_hook(:controller_issues_edit_after_save, { :params => params, :issue => @issue, :time_entry => @time_entry, :journal => @journal})
           respond_to do |format|
             format.html { redirect_back_or_default({:action => 'show', :id => @issue}) }
             format.xml  { head :ok }
@@ -584,4 +558,25 @@ private
     sort_clear
     render_error "An error occurred while executing the query and has been logged. Please report this error to your Redmine administrator."
   end
+
+  # Used by #edit and #update to set some common instance variables
+  # from the params
+  # TODO: Refactor, not everything in here is needed by #edit
+  def update_issue_from_params
+    @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
+    @priorities = IssuePriority.all
+    @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
+    @time_entry = TimeEntry.new
+    
+    @notes = params[:notes]
+    @journal = @issue.init_journal(User.current, @notes)
+    # User can change issue attributes only if he has :edit permission or if a workflow transition is allowed
+    if (@edit_allowed || !@allowed_statuses.empty?) && params[:issue]
+      attrs = params[:issue].dup
+      attrs.delete_if {|k,v| !UPDATABLE_ATTRS_ON_TRANSITION.include?(k) } unless @edit_allowed
+      attrs.delete(:status_id) unless @allowed_statuses.detect {|s| s.id.to_s == attrs[:status_id].to_s}
+      @issue.safe_attributes = attrs
+    end
+
+  end
 end