/usr/bin/odflint is in python-odf 0.9.6-2.
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# -*- coding: utf-8 -*-
# Copyright (C) 2009 Søren Roug, European Environment Agency
#
# This is free software. You may redistribute it under the terms
# of the Apache license and the GNU General Public License Version
# 2 or at your option any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Contributor(s):
#
import zipfile
from xml.sax import make_parser,handler
from xml.sax.xmlreader import InputSource
import xml.sax.saxutils
import sys
from odf.opendocument import OpenDocument
from odf import element, grammar
from odf.namespaces import *
from odf.attrconverters import attrconverters, cnv_string
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
extension_attributes = {
"OpenDocument 1.2" : {
(OFFICENS,u'document-content'):(
(GRDDLNS,u'transformation'),
),
(OFFICENS,u'document-meta'):(
(GRDDLNS,u'transformation'),
),
(OFFICENS,u'document-styles'):(
(GRDDLNS,u'transformation'),
),
(STYLENS,u'section-properties'): (
(STYLENS,u'editable'),
),
(MANIFESTNS,u'file-entry'): (
(MANIFESTNS,u'version'),
),
(TEXTNS,u'list'): (
(TEXTNS,u'continue-list'),
(XMLNS,u'id'),
),
},
"OpenOffice.org" : {
(METANS,u'template'): (
(XLINKNS,u'role'),
),
(STYLENS,u'graphic-properties'): (
(STYLENS,u'background-transparency'),
),
(STYLENS,u'paragraph-properties'): (
(TEXTNS,u'enable-numbering'),
(STYLENS,u'join-border'),
),
(STYLENS,u'table-cell-properties'): (
(STYLENS,u'writing-mode'),
),
(STYLENS,u'table-row-properties'): (
(STYLENS,u'keep-together'),
),
},
"KOffice" : {
(STYLENS,u'graphic-properties'): (
(KOFFICENS,u'frame-behavior-on-new-page'),
),
(DRAWNS,u'page'): (
(KOFFICENS,u'name'),
),
(PRESENTATIONNS,u'show-shape'): (
(KOFFICENS,u'order-id'),
),
(PRESENTATIONNS,u'hide-shape'): (
(KOFFICENS,u'order-id'),
),
(CHARTNS,u'legend'): (
(KOFFICENS,u'title'),
),
}
}
printed_errors = []
def print_error(str):
if str not in printed_errors:
printed_errors.append(str)
print str
def chop_arg(arg):
if len(arg) > 20:
return "%s..." % arg[0:20]
return arg
def make_qname(tag):
return "%s:%s" % (nsdict.get(tag[0],tag[0]), tag[1])
def allowed_attributes(tag):
return grammar.allowed_attributes.get(tag)
class ODFElementHandler(handler.ContentHandler):
""" Extract headings from content.xml of an ODT file """
def __init__(self, document):
self.doc = document
self.tagstack = []
self.data = []
self.currtag = None
def characters(self, data):
self.data.append(data)
def startElementNS(self, tag, qname, attrs):
""" Pseudo-create an element
"""
allowed_attrs = grammar.allowed_attributes.get(tag)
attrdict = {}
for (att,value) in attrs.items():
prefix = nsdict.get(att[0],att[0])
# Check if it is a known extension
notan_extension = True
for product, ext_attrs in extension_attributes.items():
allowed_ext_attrs = ext_attrs.get(tag)
if allowed_ext_attrs and att in allowed_ext_attrs:
print_error("Warning: Attribute %s in element <%s> is illegal - %s extension" % ( make_qname(att), make_qname(tag), product))
notan_extension = False
# Check if it is an allowed attribute
if notan_extension and allowed_attrs and att not in allowed_attrs:
print_error("Error: Attribute %s:%s is not allowed in element <%s>" % ( prefix, att[1], make_qname(tag)))
# Check the value
try:
convert = attrconverters.get(att, cnv_string)
convert(att, value, tag)
except ValueError, res:
print_error("Error: Bad value '%s' for attribute %s:%s in tag: <%s> - %s" %
(chop_arg(value), prefix, att[1], make_qname(tag), res))
self.tagstack.append(tag)
self.data = []
# Check that the parent allows this child element
if tag not in ( (OFFICENS, 'document'), (OFFICENS, 'document-content'), (OFFICENS, 'document-styles'),
(OFFICENS, 'document-meta'), (OFFICENS, 'document-settings'),
(MANIFESTNS,'manifest')):
try:
parent = self.tagstack[-2]
allowed_children = grammar.allowed_children.get(parent)
except:
print_error("Error: This document starts with the wrong tag: <%s>" % make_qname(tag))
allowed_children = None
if allowed_children and tag not in allowed_children:
print_error("Error: Element %s is not allowed in element %s" % ( make_qname(tag), make_qname(parent)))
# Test that all mandatory attributes have been added.
required = grammar.required_attributes.get(tag)
if required:
for r in required:
if attrs.get(r) is None:
print_error("Error: Required attribute missing: %s in <%s>" % (make_qname(r), make_qname(tag)))
def endElementNS(self, tag, qname):
self.currtag = self.tagstack.pop()
str = ''.join(self.data).strip()
# Check that only elements that can take text have text
# But only elements we know exist in grammar
if tag in grammar.allowed_children:
if str != '' and tag not in grammar.allows_text:
print_error("Error: %s does not allow text data" % make_qname(tag))
self.data = []
class ODFDTDHandler(handler.DTDHandler):
def notationDecl(self, name, public_id, system_id):
""" Ignore DTDs """
print_error("Warning: ODF doesn't use DOCTYPEs")
def exitwithusage(exitcode=2):
""" print out usage information """
sys.stderr.write("Usage: %s inputfile\n" % sys.argv[0])
sys.stderr.write("\tInputfile must be OpenDocument format\n")
sys.exit(exitcode)
def lint(odffile):
if not zipfile.is_zipfile(odffile):
print_error("Error: This is not a zipped file")
return
zfd = zipfile.ZipFile(odffile)
try:
mimetype = zfd.read('mimetype')
except:
mimetype=''
d = OpenDocument(mimetype)
first = True
for zi in zfd.infolist():
if first:
if zi.filename == 'mimetype':
if zi.compress_type != zipfile.ZIP_STORED:
print_error("Error: The 'mimetype' member must be stored - not deflated")
if zi.comment != "":
print_error("Error: The 'mimetype' member must not have extra header info")
else:
print_error("Warning: The first member in the archive should be the mimetype")
first = False
if zi.filename in ('META-INF/manifest.xml', 'content.xml', 'meta.xml', 'styles.xml', 'settings.xml'):
content = zfd.read(zi.filename)
parser = make_parser()
parser.setFeature(handler.feature_namespaces, True)
parser.setFeature(handler.feature_external_ges, False)
parser.setContentHandler(ODFElementHandler(d))
dtdh = ODFDTDHandler()
parser.setDTDHandler(dtdh)
parser.setErrorHandler(handler.ErrorHandler())
inpsrc = InputSource()
inpsrc.setByteStream(StringIO(content))
parser.parse(inpsrc)
if len(sys.argv) != 2:
exitwithusage()
lint(sys.argv[1])
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