Class: ActionController::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/smklib/somekool_scaffold.rb

Class Method Summary collapse

Class Method Details

.somekool_scaffold(model, options = {}) ⇒ Object

def self.metaclass; class << self; self; end; end



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# File 'lib/smklib/somekool_scaffold.rb', line 60

def self.somekool_scaffold(model, options = {})
#raise Object.const_get(model.to_s.singularize.capitalize).inspect
	instance_eval do
		# required for in_place_editor_field
		include ActionView::Helpers::TagHelper
		include ActionView::Helpers::JavaScriptHelper
		include ActionView::Helpers::JavaScriptMacrosHelper

		# get model object
		model_sym = model.to_s.singularize
		object_model = Object.const_get(model_sym.capitalize)
		model_sym = model_sym.downcase.to_sym

		# call in_plate_edit_for all columns
		columns = object_model.content_columns.collect do |c|
			if options[:ignore_columns].include? c.name.to_sym
				nil
			else
				in_place_edit_for model_sym, c.name.to_sym
				c
			end
		end.compact
		options[:foreign_keys].each do |fk|
			in_place_edit_for model_sym, fk[:key].to_sym

			define_method("set_#{model_sym}_#{fk[:key]}".to_sym) do
				a = object_model.find(params[:id])
				a[fk[:key].to_sym] = params[:value]
				a.save
				render :text => (a[fk[:key].to_sym].nil? ? _('NULL') : "#{a[fk[:key].to_sym]} - #{fk[:model].find(a[fk[:key].to_sym]).to_s}".nbsp)
			end
		end

		# simple action index
		define_method(:index) do
			redirect_to :action => 'list'
		end

		# main action
		define_method(:list) do
			xml = Builder::XmlMarkup.new(:indent=>2)
			xml.a(:class => "#{model_sym}_add_link", :href => "/#{model_sym.to_s.pluralize}/add") do
				xml.img(:title => 'add_button', :alt => 'add_button', :border => 0, :src => '/smklib/images/add.png')
				xml << _('Add new %s') % model_sym.to_s
			end
			xml.table(:cellpadding => 0, :cellspacing => 0, :border => 0, :class => "somekool_scaffold list #{model} #{options[:css_class]}") do
				xml.tr do
					xml.th _('ID') unless options[:no_id]
					columns.each do |c|
						xml.th { xml << c.human_name.to_s.nbsp}
					end
					options[:foreign_keys].each do |fk|
						fk[:collection] = ([[nil, _('NULL')]] + fk[:model].find_all.collect { |item| [item.id, item.to_s] }).inspect.gsub(/nil/, 'null')
						xml.th fk[:title]
					end if options[:foreign_keys]
					xml.th { xml << _('Delete') } unless options[:no_delete]
				end
				object_model.find_all.each_with_index do |row, row_index|
					instance_variable_set("@#{model_sym}", row)
					xml.tr(:class => row_index % 2 == 0 ? 'even' : 'odd') do
						xml.td do
							xml << instance_variable_get("@#{model_sym}")[:id].to_s
						end unless options[:no_id]
						columns.each do |c|
							xml.td do
								#xml << row.send(c.name)
								instance_variable_get("@#{model_sym}")[c.name.to_sym] = " " if instance_variable_get("@#{model_sym}")[c.name.to_sym].to_s.empty?
								xml << in_place_editor_field(model_sym, c.name)
							end
						end
						options[:foreign_keys].each do |fk|
							begin
								front_val = "#{row[fk[:key]]} - #{fk[:model].find(row[fk[:key]]).to_s}".nbsp
							rescue
								front_val = _('NULL')
							end
							xml.td do
								xml << in_place_editor_dropdown(model_sym, fk[:key], {:front_val => front_val}, {:value => row[fk[:key]], :collection => fk[:collection]})
							end
							#xml.td fk[:model].find(:first, :conditions => ["#{fk[:key]} = ?", row[fk[:key]]]).inspect ## same
						end if options[:foreign_keys]
						xml.td do
							xml.a(:class => "#{model_sym}_delete_link", :href => "/#{model_sym.to_s.pluralize}/destroy/#{row.id}") do
								xml.img(:title => 'delete_button', :alt => 'delete_button', :border => 0, :src => '/smklib/images/trashcan_empty.png')
							end
						end unless options[:no_delete]
					end
				end
			end
			render :text => xml.target!, :layout => 'main'
		end
		define_method(:add) do
			xml = Builder::XmlMarkup.new(:indent=>2)
			xml.form(:action => "/#{model_sym.to_s.pluralize}/create") do
				xml.table(:cellpadding => 0, :cellspacing => 0, :border => 0, :class => "somekool_scaffold add #{model} #{options[:css_class]}") do
					columns.each do |c|
						xml.tr do
							xml.th { xml << c.human_name.to_s.nbsp}
							xml.td { xml.input(:type => 'text', :name => "#{model_sym}[#{c.name}]") }
						end
					end
					options[:foreign_keys].each do |fk|
						fk[:collection] = ([[nil, _('NULL')]] + fk[:model].find_all.collect { |item| [item.id, item.to_s] })
						xml.tr do
							xml.th fk[:title]
							xml.td do
								xml.select(:name => "#{model_sym}[#{fk[:key]}]") do
									fk[:collection].each do |opt|
										xml.option(:value => opt[0]) { xml << opt[1] }
									end
								end
							end
						end
					end if options[:foreign_keys]
					xml.tr do
						xml.td(:colspan => 2) { xml.input(:type => 'submit', :value => _('Add'))}
					end
				end
			end
			render :text => xml.target!, :layout => 'main'
		end
		define_method(:create) do
			object_model.create(params[model_sym])
			flash[:notice] = _('New %s created') % model_sym.to_s
			redirect_to_path "/#{model_sym.to_s.pluralize}/list"
		end
		#define_method(:edit) do
		#end
		#define_method(:update) do
		#end
		define_method(:destroy) do
			object_model.find(params[:id]).destroy
			flash[:notice] = _('%s %s has been destroyed') % [model_sym.to_s, params[:id].to_s]
			redirect_to_path "/#{model_sym.to_s.pluralize}/list"
		end
	end
end