Method: Inversion::Template.load

Defined in:
lib/inversion/template.rb

.load(path, parsestate = nil, opts = {}) ⇒ Object

Read a template object from the specified path.



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# File 'lib/inversion/template.rb', line 169

def self::load( path, parsestate=nil, opts={} )

	# Shift the options hash over if there isn't a parse state
	if parsestate.is_a?( Hash )
		opts = parsestate
		parsestate = nil
	end

	tmpl = nil
	path = Pathname( path )
	opts[:template_paths] ||= self.template_paths
	search_path = opts[:template_paths] + [ Dir.pwd ]
	self.log.debug "Searching template paths: %p" % [ search_path ]

	# Unrestricted template location.
	if path.absolute?
		tmpl = path

	# Template files searched under paths specified in 'template_paths', then
	# the current working directory. First match wins.
	else
		tmpl = search_path.collect {|dir| Pathname(dir) + path }.find do |fullpath|
			fullpath.exist?
		end

		raise RuntimeError, "Unable to find template %p within configured paths %p" %
			[ path.to_s, search_path ] if tmpl.nil?
	end

	# We trust files read from disk
	source = if opts.key?( :encoding )
			tmpl.read( encoding: opts[:encoding] )
		else
			tmpl.read
		end

	# Load the instance and set the path to the source
	template = self.new( source, parsestate, opts )
	template.source_file = tmpl

	return template
end