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Fix bug #1213254 by filtering out invalid xml chars

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bzr-revno: 2159
Fixes: https://launchpad.net/bugs/1213254
This commit is contained in:
Philip Ridout 2013-08-20 22:07:57 +02:00 committed by Raoul Snyman
commit e87bbc07c3
1 changed files with 12 additions and 0 deletions
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12
openlp/plugins/songs/lib/xml.py
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@ -78,6 +78,17 @@ log = logging.getLogger(__name__)
NAMESPACE = u'http://openlyrics.info/namespace/2009/song' NAMESPACE = u'http://openlyrics.info/namespace/2009/song'
NSMAP = '{' + NAMESPACE + '}' + '%s' NSMAP = '{' + NAMESPACE + '}' + '%s'
def clean_xml_string(xml):
"""
Filter out invalid characters in xml
Source <http://stackoverflow.com/questions/8733233/filtering-out-certain-bytes-in-python>
"""
return ''.join(char for char in xml if
0x20 <= char <= 0xD7FF
or char in (0x9, 0xA, 0xD)
or 0xE000 <= char <= 0xFFFD
or 0x10000 <= char <= 0x10FFFF)
class SongXML(object): class SongXML(object):
""" """
@ -112,6 +123,7 @@ class SongXML(object):
The verse's language code (ISO-639). This is not required, but The verse's language code (ISO-639). This is not required, but
should be added if available. should be added if available.
""" """
content = clean_xml_string(content)
verse = etree.Element(u'verse', type=unicode(type), verse = etree.Element(u'verse', type=unicode(type),
label=unicode(number)) label=unicode(number))
if lang: if lang: