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b88f4ca93b
This commit moves all the template rendering logic that was hanging around AV::Base to renderer objects.
66 lines
No EOL
2.5 KiB
Ruby
66 lines
No EOL
2.5 KiB
Ruby
require 'action_view/renderer/abstract_renderer'
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module ActionView
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class TemplateRenderer < AbstractRenderer #:nodoc:
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def render(options)
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wrap_formats(options[:template] || options[:file]) do
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template = determine_template(options)
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lookup_context.freeze_formats(template.formats, true)
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render_template(template, options[:layout], options)
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end
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end
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# Determine the template to be rendered using the given options.
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def determine_template(options) #:nodoc:
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keys = (options[:locals] ||= {}).keys
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if options.key?(:inline)
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handler = Template.handler_class_for_extension(options[:type] || "erb")
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Template.new(options[:inline], "inline template", handler, { :locals => keys })
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elsif options.key?(:text)
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Template::Text.new(options[:text], formats.try(:first))
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elsif options.key?(:file)
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with_fallbacks { find_template(options[:file], options[:prefix], false, keys) }
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elsif options.key?(:template)
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options[:template].respond_to?(:render) ?
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options[:template] : find_template(options[:template], options[:prefix], false, keys)
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end
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end
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# Renders the given template. An string representing the layout can be
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# supplied as well.
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def render_template(template, layout = nil, options = {}) #:nodoc:
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view, locals = @view, options[:locals] || {}
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layout = find_layout(layout, locals.keys) if layout
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ActiveSupport::Notifications.instrument("render_template.action_view",
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:identifier => template.identifier, :layout => layout.try(:virtual_path)) do
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content = template.render(view, locals) { |*name| view._layout_for(*name) }
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if layout
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view.store_content_for(:layout, content)
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content = render_layout(layout, locals)
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end
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content
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end
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end
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# This is the method which actually finds the layout using details in the lookup
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# context object. If no layout is found, it checks if at least a layout with
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# the given name exists across all details before raising the error.
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def find_layout(layout, keys)
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begin
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with_layout_format do
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layout =~ /^\// ?
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with_fallbacks { find_template(layout, nil, false, keys) } : find_template(layout, nil, false, keys)
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end
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rescue ActionView::MissingTemplate => e
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update_details(:formats => nil) do
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raise unless template_exists?(layout)
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end
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end
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end
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end
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end |