Mercurial > p > roundup > code
annotate roundup/cgi/TAL/XMLParser.py @ 2467:76ead526113d
client instances may be used as translation engines.
any backend translator may be passed as constructor
argument or via setTranslator() method. by default,
templating.translationService is used.
use this engine to translate client messages.
| author | Alexander Smishlajev <a1s@users.sourceforge.net> |
|---|---|
| date | Tue, 15 Jun 2004 09:19:49 +0000 |
| parents | 8c2402a78bb0 |
| children | 88dbacd11cd1 |
| rev | line source |
|---|---|
| 1049 | 1 ############################################################################## |
| 2 # | |
| 3 # Copyright (c) 2001, 2002 Zope Corporation and Contributors. | |
| 4 # All Rights Reserved. | |
|
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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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12 # |
| 1049 | 13 ############################################################################## |
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14 # Modifications for Roundup: |
|
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
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15 # 1. commented out zLOG references |
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8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
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16 """ |
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8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
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17 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
|
18 """ |
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19 |
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2348
8c2402a78bb0
beginning getting ZPT up to date: TAL first
Richard Jones <richard@users.sourceforge.net>
parents:
2005
diff
changeset
|
20 #import zLOG |
| 1049 | 21 |
| 22 class XMLParser: | |
| 23 | |
| 24 ordered_attributes = 0 | |
| 25 | |
| 26 handler_names = [ | |
| 27 "StartElementHandler", | |
| 28 "EndElementHandler", | |
| 29 "ProcessingInstructionHandler", | |
| 30 "CharacterDataHandler", | |
| 31 "UnparsedEntityDeclHandler", | |
| 32 "NotationDeclHandler", | |
| 33 "StartNamespaceDeclHandler", | |
| 34 "EndNamespaceDeclHandler", | |
| 35 "CommentHandler", | |
| 36 "StartCdataSectionHandler", | |
| 37 "EndCdataSectionHandler", | |
| 38 "DefaultHandler", | |
| 39 "DefaultHandlerExpand", | |
| 40 "NotStandaloneHandler", | |
| 41 "ExternalEntityRefHandler", | |
| 42 "XmlDeclHandler", | |
| 43 "StartDoctypeDeclHandler", | |
| 44 "EndDoctypeDeclHandler", | |
| 45 "ElementDeclHandler", | |
| 46 "AttlistDeclHandler" | |
| 47 ] | |
| 48 | |
| 49 def __init__(self, encoding=None): | |
| 50 self.parser = p = self.createParser() | |
| 51 if self.ordered_attributes: | |
| 52 try: | |
| 53 self.parser.ordered_attributes = self.ordered_attributes | |
| 54 except AttributeError: | |
| 55 #zLOG.LOG("TAL.XMLParser", zLOG.INFO, | |
| 56 # "Can't set ordered_attributes") | |
| 57 self.ordered_attributes = 0 | |
| 58 for name in self.handler_names: | |
| 59 method = getattr(self, name, None) | |
| 60 if method is not None: | |
| 61 try: | |
| 62 setattr(p, name, method) | |
| 63 except AttributeError: | |
| 64 #zLOG.LOG("TAL.XMLParser", zLOG.PROBLEM, | |
| 65 # "Can't set expat handler %s" % name) | |
| 66 pass | |
| 67 | |
| 68 def createParser(self, encoding=None): | |
| 69 global XMLParseError | |
| 70 try: | |
| 71 from Products.ParsedXML.Expat import pyexpat | |
| 72 XMLParseError = pyexpat.ExpatError | |
| 73 return pyexpat.ParserCreate(encoding, ' ') | |
| 74 except ImportError: | |
| 75 from xml.parsers import expat | |
| 76 XMLParseError = expat.ExpatError | |
| 77 return expat.ParserCreate(encoding, ' ') | |
| 78 | |
| 79 def parseFile(self, filename): | |
| 80 self.parseStream(open(filename)) | |
| 81 | |
| 82 def parseString(self, s): | |
| 83 self.parser.Parse(s, 1) | |
| 84 | |
| 85 def parseURL(self, url): | |
| 86 import urllib | |
| 87 self.parseStream(urllib.urlopen(url)) | |
| 88 | |
| 89 def parseStream(self, stream): | |
| 90 self.parser.ParseFile(stream) | |
| 91 | |
| 92 def parseFragment(self, s, end=0): | |
| 93 self.parser.Parse(s, end) |