First steps for an own wiki.

* Scaffold for Page Objekt
* Using textile for rendering html
* Easy wiki-links with [[wikipage]]

app/controllers/pages_controller.rb

@@ -0,0 +1,86 @@
+class PagesController < ApplicationController
+
+  def index
+    @page = Page.find_by_permalink "home"
+
+    if @page
+      render :action => 'show'
+    else
+      redirect_to all_pages_path
+    end
+  end
+
+  def show
+    @page = Page.find_by_permalink(params[:permalink])
+
+    if @page.nil?
+      redirect_to new_page_path(:title => params[:permalink])
+    end
+  end
+
+  # GET /pages/new
+  # GET /pages/new.xml
+  def new
+    @page = Page.new(:title => params[:title])
+
+    respond_to do |format|
+      format.html # new.html.erb
+      format.xml  { render :xml => @page }
+    end
+  end
+
+  # GET /pages/1/edit
+  def edit
+    @page = Page.find(params[:id])
+  end
+
+  # POST /pages
+  # POST /pages.xml
+  def create
+    @page = Page.new(params[:page])
+
+    respond_to do |format|
+      if @page.save
+        flash[:notice] = 'Page was successfully created.'
+        format.html { redirect_to(@page) }
+        format.xml  { render :xml => @page, :status => :created, :location => @page }
+      else
+        format.html { render :action => "new" }
+        format.xml  { render :xml => @page.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /pages/1
+  # PUT /pages/1.xml
+  def update
+    @page = Page.find(params[:id])
+
+    respond_to do |format|
+      if @page.update_attributes(params[:page])
+        flash[:notice] = 'Page was successfully updated.'
+        format.html { redirect_to(@page) }
+        format.xml  { head :ok }
+      else
+        format.html { render :action => "edit" }
+        format.xml  { render :xml => @page.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /pages/1
+  # DELETE /pages/1.xml
+  def destroy
+    @page = Page.find(params[:id])
+    @page.destroy
+
+    respond_to do |format|
+      format.html { redirect_to(pages_url) }
+      format.xml  { head :ok }
+    end
+  end
+
+  def all
+    @pages = Page.all :order => 'created_at'
+  end
+end