From 81a0f40349ee3c5db432059df4abf66e7cb93a3c Mon Sep 17 00:00:00 2001 From: AntonioTerceiro Date: Fri, 9 Nov 2007 21:03:15 +0000 Subject: [PATCH] ActionItem114: copying code from comatose to cms_controller --- app/controllers/profile_admin/cms_controller.rb | 350 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 348 insertions(+), 2 deletions(-) diff --git a/app/controllers/profile_admin/cms_controller.rb b/app/controllers/profile_admin/cms_controller.rb index f385fe5..ab03ef2 100644 --- a/app/controllers/profile_admin/cms_controller.rb +++ b/app/controllers/profile_admin/cms_controller.rb @@ -1,8 +1,7 @@ -class CmsController < Comatose::AdminController +class CmsController < ProfileAdminController include PermissionCheck include AuthenticatedSystem - define_option :page_class, Article protect 'post_content', :profile, :only => [:edit, :new, :reorder, :delete] @@ -16,4 +15,351 @@ class CmsController < Comatose::AdminController def user current_user.person end + + ############################################################# + # everything below was copied from comatose + ############################################################# + + define_option :original_template_root, nil + define_option :plugin_layout_path, File.join( '..', '..', '..', 'vendor', 'plugins', 'comatose', 'views', 'layouts' ) + + # which class should the controller use when manipulating pages? + # this option is useful to applications that want to inherit page_class + # into their own models. + define_option :page_class, Comatose::Page + + before_filter :handle_authorization + before_filter :set_content_type + + # Shows the page tree + def index + @root_pages = [fetch_root_page].flatten + end + + # Edit a specfic page (posts back) + def edit + # Clear the page cache for this page... ? + @page = page_class.find params[:id] + @root_pages = [fetch_root_page].flatten + if request.post? + @page.update_attributes(params[:page]) + @page.updated_on = Time.now + @page.author = fetch_author_name + if @page.save + expire_cms_page @page + expire_cms_fragment @page + flash[:notice] = "Saved changes to '#{@page.title}'" + redirect_to :controller=>self.controller_name, :action=>'index' + end + end + end + + # Create a new page (posts back) + def new + @root_pages = [fetch_root_page].flatten + if request.post? + @page = page_class.new params[:page] + @page.author = fetch_author_name + if @page.save + flash[:notice] = "Created page '#{@page.title}'" + redirect_to :controller=>self.controller_name, :action=>'index' + end + else + @page = page_class.new(:parent_id=>(params[:parent] || nil)) + end + end + + # Saves position of child pages + def reorder + # If it's AJAX, do our thing and move on... + if request.xhr? + params["page_list_#{params[:id]}"].each_with_index { |id,idx| page_class.update(id, :position => idx) } + expire_cms_page page_class.find(params[:id]) + render :text=>'Updated sort order', :layout=>false + else + @page = page_class.find params[:id] + if params.has_key? :cmd + @target = page_class.find params[:page] + case params[:cmd] + when 'up' then @target.move_higher + when 'down' then @target.move_lower + end + redirect_to :action=>'reorder', :id=>@page + end + end + end + + # Allows comparing between two versions of a page's content + def versions + @page = page_class.find params[:id] + @version_num = (params[:version] || @page.versions.length).to_i + @version = @page.find_version(@version_num) + end + + # Reverts a page to a specific version... + def set_version + if request.post? + @page = page_class.find params[:id] + @version_num = params[:version] + @page.revert_to!(@version_num) + end + redirect_to :controller=>self.controller_name, :action=>'index' + end + + # Deletes the specified page + def delete + @page = page_class.find params[:id] + if request.post? + expire_cms_pages_from_bottom @page + expire_cms_fragments_from_bottom @page + @page.destroy + flash[:notice] = "Deleted page '#{@page.title}'" + redirect_to :controller=>self.controller_name, :action=>'index' + end + end + + # Returns a preview of the page content... + def preview + begin + page = page_class.new(params[:page]) + page.author = fetch_author_name + if params.has_key? :version + content = page.to_html( {'params'=>params.stringify_keys, 'version'=>params[:version]} ) + else + content = page.to_html( {'params'=>params.stringify_keys} ) + end + rescue SyntaxError + content = "

There was an error generating the preview.

#{$!.to_s.gsub(/\
"
+    rescue
+      content = "
There was an error generating the preview.
#{$!.to_s.gsub(/\
"
+    end
+    render :text=>content, :layout => false
+  end
+  
+  # Expires the entire page cache
+  def expire_page_cache
+    expire_cms_pages_from_bottom( fetch_root_page )
+    expire_cms_fragments_from_bottom( fetch_root_page )
+    flash[:notice] = "Page cache has been flushed"
+    redirect_to :controller=>self.controller_name, :action=>'index'
+  end
+  
+  # Walks the page tree and generates HTML files in your /public
+  # folder... It will skip pages that have a 'nocache' keyword
+  # TODO: Make page cache generation work when in :plugin mode
+  def generate_page_cache
+    if runtime_mode == :plugin
+      @errors = ["Page cache cannot be generated in plugin mode"]
+    else
+      @errors = generate_all_pages_html(params)
+    end
+    if @errors.length == 0 
+      flash[:notice] = "Pages Cached Successfully"
+    else
+      flash[:notice] = "Pages Cache Error(s): #{@errors.join(', ')}"
+      flash[:cache_errors] = @errors 
+    end
+    redirect_to :controller=>self.controller_name, :action=>'index'
+  end
+
+  
+  otected
+
+  def handle_authorization
+    if Comatose.config.admin_authorization.is_a? Proc
+      instance_eval &Comatose.config.admin_authorization
+    elsif Comatose.config.admin_authorization.is_a? Symbol
+      send(Comatose.config.admin_authorization)
+    elsif defined? authorize
+      authorize
+    else
+      true
+    end
+  end
+
+  def fetch_author_name
+    if Comatose.config.admin_get_author.is_a? Proc
+      instance_eval &Comatose.config.admin_get_author
+    elsif Comatose.config.admin_get_author.is_a? Symbol
+      send(Comatose.config.admin_get_author)
+    elsif defined? get_author
+      get_author
+    end
+  end
+  
+  # Can be overridden -- return your root comtase page
+  def fetch_root_page
+    if Comatose.config.admin_get_root_page.is_a? Proc
+      instance_eval &Comatose.config.admin_get_root_page
+    elsif Comatose.config.admin_get_root_page.is_a? Symbol
+      send(Comatose.config.admin_get_root_page)
+    elsif defined? get_root_page
+      get_root_page
+    end      
+  end
+  
+  # Sets the HTTP content-type header based on what's configured 
+  # in Comatose.config.content_type
+  def set_content_type
+    response.headers["Content-Type"] = "text/html; charset=#{Comatose.config.content_type}" unless Comatose.config.content_type.nil?
+  end
+  
+  # Calls generate_page_html for each mount point..
+  def generate_all_pages_html(params={})
+    @errors = []
+    @been_cached = []
+    Comatose.mount_points.each do |root_info|
+      page_class.active_mount_info = root_info
+      generate_page_html(page_class.find_by_path( root_info[:index] ), root_info, params)
+    end
+    @errors
+  end
+  
+  # Accepts a Comatose Page and a root_info object to generate
+  # the page as a static HTML page -- using the layout that was
+  # defined on the mount point
+  def generate_page_html(page, root_info, params={})
+    @been_cached ||= []
+    unless page.has_keyword? :nocache or @been_cached.include? page.id
+      uri = page.uri
+      uri = "#{uri}/index".split('/').flatten.join('/') if page.full_path == root_info[:index]
+      @page = Comatose::PageWrapper.new(page)
+      begin
+        page_layout = get_page_layout(root_info)
+        #puts "mode = #{runtime_mode}, layout = #{page_layout}, template_root = #{template_root}, original_template_root = #{original_template_root}"
+        html = render_to_string( :text=>page.to_html({'params'=>params.stringify_keys}), :layout=>page_layout )
+        cache_page( html, uri )
+      rescue
+        logger.error "Comatose CMS Page Cache Exception: #{$!}"
+        @errors << "(#{page}/#{page.slug}) - #{$!}"
+      end
+      @been_cached << page.id
+      # recurse...
+      page.children.each do |child|
+        generate_page_html(child, root_info)
+      end
+    end
+  end
+  
+  # Calls the class methods of the same name...
+  def expire_cms_page(page)
+    self.class.expire_cms_page(page)
+  end
+  def expire_cms_pages_from_bottom(page)
+    self.class.expire_cms_pages_from_bottom(page)
+  end
+  
+  
+  # expire the page from the fragment cache
+  def expire_cms_fragment(page)
+    key = page.full_path.gsub(/\//, '+')
+    expire_fragment(key)
+  end
+  
+  # expire pages starting at a specific node
+  def expire_cms_fragments_from_bottom(page)
+    pages = page.is_a?(Array) ? page : [page] 
+    pages.each do |page|
+      page.children.each {|c| expire_cms_fragments_from_bottom( c ) } if !page.children.empty?
+      expire_cms_fragment( page )
+    end
+  end
+
+  # Class Methods...
+  class << self
+
+    # Walks all the way down, and back up the tree -- the allows the expire_cms_page
+    # to delete empty directories better
+    def expire_cms_pages_from_bottom(page)
+      pages = page.is_a?(Array) ? page : [page] 
+      pages.each do |page|
+        page.children.each {|c| expire_cms_pages_from_bottom( c ) } if !page.children.empty?
+        expire_cms_page( page )
+      end
+    end
+
+    # Expire the page from all the mount points...
+    def expire_cms_page(page)
+      Comatose.mount_points.each do |path_info|
+        page_class.active_mount_info = path_info
+        expire_page(page.uri)
+        # If the page is the index page for the root, expire it too
+        if path_info[:root] == page.uri
+          expire_page("#{path_info[:root]}/index")
+        end
+        begin # I'm not sure this matters too much -- but it keeps things clean
+          dir_path = File.join(RAILS_ROOT, 'public', page.uri[1..-1])
+          Dir.delete( dir_path ) if FileTest.directory?( dir_path ) and !page.parent.nil?
+        rescue
+          # It probably isn't empty -- just as well we leave it be
+          #STDERR.puts " - Couldn't delete dir #{dir_path} -> #{$!}"
+        end 
+      end
+    end
+
+    # Returns a path to plugin layout, if it's unspecified, otherwise
+    # a path to an application layout...
+    def get_page_layout(params)
+      if params[:layout] == 'comatose_content'
+        File.join(plugin_layout_path, params[:layout])
+      else
+        params[:layout]
+      end
+    end
+  
+    def configure_template_root
+      if self.runtime_mode == :unknown
+        if FileTest.exist? File.join(RAILS_ROOT, 'public', 'javascripts', 'comatose_admin.js')
+          self.runtime_mode = :application
+        else
+          self.runtime_mode = :plugin
+        end
+      end
+    end
+
+    def runtime_mode
+      @@runtime_mode ||= :unknown
+    end
+  
+    def runtime_mode=(mode)
+      case mode
+      when :plugin
+        self.original_template_root = self.template_root
+        self.template_root = File.join( File.dirname(__FILE__), '..', '..', 'views')
+      when :application
+        self.template_root = self.original_template_root if self.original_template_root
+      end
+      @@runtime_mode = mode
+    end
+
+  end
+  
+  # Check to see if we are in 'embedded' mode, or are being 'customized'
+  #  embedded   = runtime_mode of :plugin
+  #  customized = runtime_mode of :application
+  configure_template_root
+  
+  #
+  # Include any modules...
+  Comatose.config.admin_includes.each do |mod|
+    if mod.is_a? String
+      include mod.constantize
+    elsif mod.is_a? Symbol
+      include mod.to_s.classify.constantize
+    else
+      include mod
+    end
+  end
+
+  # Include any helpers...
+  Comatose.config.admin_helpers.each do |mod|
+    if mod.is_a? String
+      helper mod.constantize
+    elsif mod.is_a? Symbol
+      helper mod.to_s.classify.constantize
+    else
+      helper mod
+    end
+  end
+
 end
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