forked from ScoDoc/ScoDoc
96 lines
3.3 KiB
Python
96 lines
3.3 KiB
Python
# -*- mode: python -*-
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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Gestion scolarite IUT
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#
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# Copyright (c) 1999 - 2021 Emmanuel Viennet. All rights reserved.
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#
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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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#
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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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#
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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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# Emmanuel Viennet emmanuel.viennet@viennet.net
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#
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##############################################################################
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""" Exports XML
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"""
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from xml.etree import ElementTree
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import xml.sax.saxutils
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from app.scodoc.sco_vdi import ApoEtapeVDI
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XML_HEADER = """<?xml version="1.0" encoding="utf-8"?>\n"""
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def quote_xml_attr(data):
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"""Escape &, <, >, quotes and double quotes"""
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return xml.sax.saxutils.escape(str(data), {"'": "'", '"': """})
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# ScoDoc7 legacy function:
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def simple_dictlist2xml(dictlist, doc=None, tagname=None, quote=False):
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"""Represent a dict as XML data.
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All keys with string or numeric values are attributes (numbers converted to strings).
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All list values converted to list of childs (recursively).
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*** all other values are ignored ! ***
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Values (xml entities) are not quoted, except if requested by quote argument.
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Exemple:
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simple_dictlist2xml([ { 'id' : 1, 'ues' : [{'note':10},{}] } ], tagname='infos')
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<?xml version="1.0" encoding="utf-8"?>
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<infos id="1">
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<ues note="10" />
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<ues />
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</infos>
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"""
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if not tagname:
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raise ValueError("invalid empty tagname !")
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elements = _dictlist2xml(dictlist, root=[], tagname=tagname, quote=quote)
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return XML_HEADER + "\n".join([ElementTree.tostring(x) for x in elements])
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def _dictlist2xml(dictlist, root=None, tagname=None, quote=False):
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scalar_types = (bytes, str, int, float)
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for d in dictlist:
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elem = ElementTree.Element(tagname)
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root.append(elem)
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if isinstance(d, scalar_types) or isinstance(d, ApoEtapeVDI):
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elem.set("code", str(d))
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else:
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if quote:
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d_scalar = dict(
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[
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(k, quote_xml_attr(v))
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for (k, v) in d.items()
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if isinstance(v, scalar_types)
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]
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)
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else:
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d_scalar = dict(
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[(k, str(v)) for (k, v) in d.items() if isinstance(v, scalar_types)]
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)
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for k in d_scalar:
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elem.set(k, d_scalar[k])
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d_list = dict([(k, v) for (k, v) in d.items() if isinstance(v, list)])
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if d_list:
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for (k, v) in d_list.items():
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_dictlist2xml(v, tagname=k, root=elem, quote=quote)
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return root
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