Mercurial > p > roundup > code
annotate roundup/cgi/TAL/XMLParser.py @ 5402:88dbacd11cd1
Python 3 preparation: update urllib / urllib2 / urlparse imports.
The existing roundup/anypy/urllib_.py is extended to cover more
imports and used in more places. Manual patch.
| author | Joseph Myers <jsm@polyomino.org.uk> |
|---|---|
| date | Tue, 24 Jul 2018 23:48:30 +0000 |
| parents | 8c2402a78bb0 |
| children | 14a61eabcea8 |
| rev | line source |
|---|---|
| 1049 | 1 ############################################################################## |
| 2 # | |
| 3 # Copyright (c) 2001, 2002 Zope Corporation and Contributors. | |
| 4 # All Rights Reserved. | |
|
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beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
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5 # |
| 1049 | 6 # This software is subject to the provisions of the Zope Public License, |
| 7 # Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution. | |
| 8 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED | |
| 9 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 10 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS | |
| 11 # FOR A PARTICULAR PURPOSE | |
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beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
12 # |
| 1049 | 13 ############################################################################## |
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2348
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
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14 # Modifications for Roundup: |
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8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
15 # 1. commented out zLOG references |
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5402
88dbacd11cd1
Python 3 preparation: update urllib / urllib2 / urlparse imports.
Joseph Myers <jsm@polyomino.org.uk>
parents:
2348
diff
changeset
|
16 # 2. use roundup.anypy.urllib_ |
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2348
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
17 """ |
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8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
18 Generic expat-based XML parser base class. |
|
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
19 """ |
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Adhering to ZPL
Richard Jones <richard@users.sourceforge.net>
parents:
1049
diff
changeset
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20 |
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2348
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
21 #import zLOG |
| 1049 | 22 |
| 23 class XMLParser: | |
| 24 | |
| 25 ordered_attributes = 0 | |
| 26 | |
| 27 handler_names = [ | |
| 28 "StartElementHandler", | |
| 29 "EndElementHandler", | |
| 30 "ProcessingInstructionHandler", | |
| 31 "CharacterDataHandler", | |
| 32 "UnparsedEntityDeclHandler", | |
| 33 "NotationDeclHandler", | |
| 34 "StartNamespaceDeclHandler", | |
| 35 "EndNamespaceDeclHandler", | |
| 36 "CommentHandler", | |
| 37 "StartCdataSectionHandler", | |
| 38 "EndCdataSectionHandler", | |
| 39 "DefaultHandler", | |
| 40 "DefaultHandlerExpand", | |
| 41 "NotStandaloneHandler", | |
| 42 "ExternalEntityRefHandler", | |
| 43 "XmlDeclHandler", | |
| 44 "StartDoctypeDeclHandler", | |
| 45 "EndDoctypeDeclHandler", | |
| 46 "ElementDeclHandler", | |
| 47 "AttlistDeclHandler" | |
| 48 ] | |
| 49 | |
| 50 def __init__(self, encoding=None): | |
| 51 self.parser = p = self.createParser() | |
| 52 if self.ordered_attributes: | |
| 53 try: | |
| 54 self.parser.ordered_attributes = self.ordered_attributes | |
| 55 except AttributeError: | |
| 56 #zLOG.LOG("TAL.XMLParser", zLOG.INFO, | |
| 57 # "Can't set ordered_attributes") | |
| 58 self.ordered_attributes = 0 | |
| 59 for name in self.handler_names: | |
| 60 method = getattr(self, name, None) | |
| 61 if method is not None: | |
| 62 try: | |
| 63 setattr(p, name, method) | |
| 64 except AttributeError: | |
| 65 #zLOG.LOG("TAL.XMLParser", zLOG.PROBLEM, | |
| 66 # "Can't set expat handler %s" % name) | |
| 67 pass | |
| 68 | |
| 69 def createParser(self, encoding=None): | |
| 70 global XMLParseError | |
| 71 try: | |
| 72 from Products.ParsedXML.Expat import pyexpat | |
| 73 XMLParseError = pyexpat.ExpatError | |
| 74 return pyexpat.ParserCreate(encoding, ' ') | |
| 75 except ImportError: | |
| 76 from xml.parsers import expat | |
| 77 XMLParseError = expat.ExpatError | |
| 78 return expat.ParserCreate(encoding, ' ') | |
| 79 | |
| 80 def parseFile(self, filename): | |
| 81 self.parseStream(open(filename)) | |
| 82 | |
| 83 def parseString(self, s): | |
| 84 self.parser.Parse(s, 1) | |
| 85 | |
| 86 def parseURL(self, url): | |
|
5402
88dbacd11cd1
Python 3 preparation: update urllib / urllib2 / urlparse imports.
Joseph Myers <jsm@polyomino.org.uk>
parents:
2348
diff
changeset
|
87 import roundup.anypy.urllib_ |
|
88dbacd11cd1
Python 3 preparation: update urllib / urllib2 / urlparse imports.
Joseph Myers <jsm@polyomino.org.uk>
parents:
2348
diff
changeset
|
88 self.parseStream(roundup.anypy.urllib_.urlopen(url)) |
| 1049 | 89 |
| 90 def parseStream(self, stream): | |
| 91 self.parser.ParseFile(stream) | |
| 92 | |
| 93 def parseFragment(self, s, end=0): | |
| 94 self.parser.Parse(s, end) |