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module ActionView #:nodoc:
class Template #:nodoc:
extend TemplateHandlers
include Renderable
attr_reader :path, :extension
def initialize(view, path, use_full_path = nil, locals = {})
unless use_full_path == nil
ActiveSupport::Deprecation.warn("use_full_path option has been deprecated and has no affect.", caller)
end
@view = view
@paths = view.view_paths
@original_path = path
@path = TemplateFile.from_path(path)
@view.first_render ||= @path.to_s
set_extension_and_file_name
@method_segment = compiled_method_name_file_path_segment
@locals = (locals && locals.dup) || {}
@handler = self.class.handler_class_for_extension(@extension).new(@view)
end
def render_template
render
rescue Exception => e
raise e unless filename
if TemplateError === e
e.sub_template_of(filename)
raise e
else
raise TemplateError.new(self, @view.assigns, e)
end
end
def source
@source ||= File.read(@filename)
end
def base_path_for_exception
(@paths.find_load_path_for_path(@path) || @paths.first).to_s
end
private
def set_extension_and_file_name
@extension = @path.extension
unless @extension
@path = @view.send(:template_file_from_name, @path)
raise_missing_template_exception unless @path
@extension = @path.extension
end
if p = @paths.find_template_file_for_path(path)
@path = p
@filename = @path.full_path
@extension = @path.extension
raise_missing_template_exception if @filename.blank?
else
@filename = @original_path
raise_missing_template_exception unless File.exist?(@filename)
end
end
def raise_missing_template_exception
full_template_path = @original_path.include?('.') ? @original_path : "#{@original_path}.#{@view.template_format}.erb"
display_paths = @paths.join(':')
template_type = (@original_path =~ /layouts/i) ? 'layout' : 'template'
raise MissingTemplate, "Missing #{template_type} #{full_template_path} in view path #{display_paths}"
end
def compiled_method_name_file_path_segment
s = File.expand_path(@filename)
s.sub!(/^#{Regexp.escape(File.expand_path(RAILS_ROOT))}/, '') if defined?(RAILS_ROOT)
s.gsub!(/([^a-zA-Z0-9_])/) { $1.ord }
s
end
end
end
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