Sha256: 2f09107d319d7f2dcc85ef4b89176173807b6ee061e7d5862f008598f95710a3
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Versions: 22
Compression:
Stored size: 1.93 KB
Contents
require 'zafu/parser'
require 'zafu/markup'
require 'zafu/node_context'
require 'zafu/template'
module Zafu
class Handler < ActionView::TemplateHandler
include ActionView::TemplateHandlers::Compilable
def compile(template)
@template = template
helper = Thread.current[:view]
if !helper.respond_to?(:zafu_context)
raise Exception.new("Please add \"include Zafu::ControllerMethods\" into your ApplicationController for zafu to work properly.")
end
ast = Zafu::Template.new(template, self)
context = helper.zafu_context.merge(:helper => helper)
context[:node] ||= get_zafu_node_from_view(helper)
rb = ast.to_ruby('@output_buffer', context)
";@erb = %q{#{ast.to_erb(context)}};#{rb}"
end
def get_template_text(path, base_path)
if path == @template.path && base_path.nil?
[@template.source, @template.path, @template.base_path]
else
Thread.current[:view].get_template_text(path, base_path)
end
end
private
def get_zafu_node_from_view(view)
controller = view.controller
if controller.class.to_s =~ /\A([A-Z]\w+?)s?[A-Z]/
ivar = "@#{$1.downcase}"
if var = controller.instance_variable_get(ivar.to_sym)
name = ivar
klass = var.class
elsif var = controller.instance_variable_get(ivar + 's')
name = ivar + 's'
klass = [var.first.class]
end
return Zafu::NodeContext.new(name, klass) if name
end
raise Exception.new("Could not guess main instance variable from request parameters, please add something like \"zafu_node('@var_name', Page)\" in your action.")
end
end
end
class ActionView::Template
attr_reader :view
def render_template_with_zafu(view, local_assigns = {})
Thread.current[:view] = view
render_template_without_zafu(view, local_assigns)
end
alias_method_chain :render_template, :zafu
end
Version data entries
22 entries across 22 versions & 2 rubygems