Added optimistic locking to wiki pages.
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4 changed files with 12 additions and 10 deletions
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@ -56,16 +56,16 @@ class PagesController < ApplicationController
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def update
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def update
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@page = Page.find(params[:id])
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@page = Page.find(params[:id])
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respond_to do |format|
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if @page.update_attributes(params[:page])
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if @page.update_attributes(params[:page])
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flash[:notice] = 'Seite wurde aktualisiert.'
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flash[:notice] = 'Seite wurde aktualisiert.'
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format.html { redirect_to(wiki_page_path(@page.permalink)) }
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redirect_to wiki_page_path(@page.permalink)
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format.xml { head :ok }
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else
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else
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format.html { render :action => "edit" }
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render :action => "edit"
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format.xml { render :xml => @page.errors, :status => :unprocessable_entity }
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end
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end
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end
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rescue ActiveRecord::StaleObjectError
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flash[:error] = "Achtung, die Seite wurde gerade von jemand anderes bearbeitet. Bitte versuche es erneut."
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redirect_to wiki_page_path(@page.permalink)
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end
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end
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# DELETE /pages/1
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# DELETE /pages/1
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@ -15,7 +15,7 @@
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- form_for @page do |f|
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- form_for @page do |f|
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= f.error_messages
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= f.error_messages
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= f.hidden_field :lock_version
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%p
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%p
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%b Title
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%b Title
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%br/
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%br/
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@ -4,6 +4,7 @@ class CreatePages < ActiveRecord::Migration
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t.string :title
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t.string :title
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t.text :body
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t.text :body
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t.string :permalink
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t.string :permalink
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t.integer :lock_version, :default => 0
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t.timestamps
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t.timestamps
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end
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end
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@ -215,6 +215,7 @@ ActiveRecord::Schema.define(:version => 20090325175756) do
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t.string "title"
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t.string "title"
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t.text "body"
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t.text "body"
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t.string "permalink"
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t.string "permalink"
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t.integer "lock_version", :default => 0
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t.datetime "created_at"
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t.datetime "created_at"
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t.datetime "updated_at"
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t.datetime "updated_at"
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end
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end
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