80 lines
2.9 KiB
Python
80 lines
2.9 KiB
Python
"""load XML file from directory
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Created by:
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EOLE (http://eole.orion.education.fr)
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Copyright (C) 2005-2018
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Forked by:
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Cadoles (http://www.cadoles.com)
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Copyright (C) 2019-2021
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distribued with GPL-2 or later license
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""
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from typing import List
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from os.path import join, isfile
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from os import listdir
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from lxml.etree import DTD, parse, XMLSyntaxError # pylint: disable=E0611
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from .i18n import _
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from .error import DictConsistencyError
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class XMLReflector:
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"""Helper class for loading the Creole XML file,
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parsing it, validating against the Creole DTD,
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writing the xml result on the disk
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"""
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def __init__(self,
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rougailconfig: 'RougailConfig',
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) -> None:
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"""Loads the Creole DTD
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:raises IOError: if the DTD is not found
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:param dtdfilename: the full filename of the Creole DTD
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"""
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dtdfilename = rougailconfig['dtdfilename']
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if not isfile(dtdfilename):
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raise IOError(_("no such DTD file: {}").format(dtdfilename))
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with open(dtdfilename, 'r') as dtdfd:
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self.dtd = DTD(dtdfd)
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def load_xml_from_folders(self,
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xmlfolders: List[str],
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):
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"""Loads all the XML files located in the xmlfolders' list
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:param xmlfolders: list of full folder's name
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"""
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for xmlfolder in xmlfolders:
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filenames = [join(xmlfolder, filename) for filename in listdir(xmlfolder) if \
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filename.endswith('.xml')]
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filenames.sort()
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if not filenames:
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raise DictConsistencyError(_('there is no XML file'), 77, [xmlfolder])
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for xmlfile in filenames:
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try:
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document = parse(xmlfile)
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except XMLSyntaxError as err:
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raise DictConsistencyError(_(f'not a XML file: {err}'), 52, [xmlfile]) from err
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if not self.dtd.validate(document):
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dtd_error = self.dtd.error_log.filter_from_errors()[0]
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msg = _(f'not a valid XML file: {dtd_error}')
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raise DictConsistencyError(msg, 43, [xmlfile])
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yield xmlfile, document.getroot()
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