schema_parser.py
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	# -- coding: utf-8 --
	##
	## This file is part of Invenio.
	## Copyright (C) 2013 CERN.
	##
	## Invenio is free software; you can redistribute it and/or
	## modify it under the terms of the GNU General Public License as
	## published by the Free Software Foundation; either version 2 of the
	## License, or (at your option) any later version.
	##
	## Invenio is distributed in the hope that it will be useful, but
	## WITHOUT ANY WARRANTY; without even the implied warranty of
	## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	## General Public License for more details.
	##
	## You should have received a copy of the GNU General Public License
	## along with Invenio; if not, write to the Free Software Foundation, Inc.,
	## 60 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

	from pyparsing import QuotedString, Suppress, indentedBlock

	from invenio.modules.jsonalchemy.parser import BaseExtensionParser, \
	dict_def


	class SchemaParser(BaseExtensionParser):
	"""

	"""

	@classmethod
	def parse_element(cls, indent_stack):
	schema = indentedBlock(dict_def,indent_stack)
	return (Suppress('schema:') + schema)\
	.setParseAction(lambda toks: toks[0][0][0])\
	.setResultsName('schema')


	@classmethod
	def create_element(cls, rule, namespace):
	return eval(rule.schema)

	SchemaParser.__name__ = 'schema'
	parser = SchemaParser