Wiki: allows single section edit (#2222).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@7829 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/wiki_controller.rb

@@ -100,6 +100,13 @@ class WikiController < ApplicationController
 
     # To prevent StaleObjectError exception when reverting to a previous version
     @content.version = @page.content.version
+    
+    @text = @content.text
+    if params[:section].present?
+      @section = params[:section].to_i
+      @text, @section_hash = Redmine::WikiFormatting.formatter.new(@text).get_section(@section)
+      render_404 if @text.blank?
+    end
   end
 
   verify :method => :put, :only => :update, :render => {:nothing => true, :status => :method_not_allowed }
@@ -120,7 +127,17 @@ class WikiController < ApplicationController
       redirect_to :action => 'show', :project_id => @project, :id => @page.title
       return
     end
-    @content.attributes = params[:content]
+    
+    @content.comments = params[:content][:comments]
+    @text = params[:content][:text]
+    if params[:section].present?
+      @section = params[:section].to_i
+      @section_hash = params[:section_hash]
+      @content.text = Redmine::WikiFormatting.formatter.new(@content.text).update_section(params[:section].to_i, @text, @section_hash)
+    else
+      @content.version = params[:content][:version]
+      @content.text = @text
+    end
     @content.author = User.current
     # if page is new @page.save will also save content, but not if page isn't a new record
     if (@page.new_record? ? @page.save : @content.save)
@@ -132,7 +149,7 @@ class WikiController < ApplicationController
       render :action => 'edit'
     end
 
-  rescue ActiveRecord::StaleObjectError
+  rescue ActiveRecord::StaleObjectError, Redmine::WikiFormatting::StaleSectionError
     # Optimistic locking exception
     flash.now[:error] = l(:notice_locking_conflict)
     render :action => 'edit'