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Revert "Removed ZMI export/import feature."
This reverts commit d9ce0e2.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| ############################################################################## | ||
| # | ||
| # Copyright (c) 2002 Zope Foundation and Contributors. | ||
| # | ||
| # This software is subject to the provisions of the Zope Public License, | ||
| # Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. | ||
| # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED | ||
| # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
| # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS | ||
| # FOR A PARTICULAR PURPOSE | ||
| # | ||
| ############################################################################## | ||
| from base64 import encodestring | ||
| from cStringIO import StringIO | ||
| from ZODB.serialize import referencesf | ||
| from ZODB.ExportImport import TemporaryFile, export_end_marker | ||
| from ZODB.utils import p64 | ||
| from ZODB.utils import u64 | ||
| from Shared.DC.xml import ppml | ||
|
|
||
|
|
||
| magic='<?xm' # importXML(jar, file, clue)} | ||
|
|
||
| def XMLrecord(oid, len, p): | ||
| q=ppml.ToXMLUnpickler | ||
| f=StringIO(p) | ||
| u=q(f) | ||
| id=u64(oid) | ||
| aka=encodestring(oid)[:-1] | ||
| u.idprefix=str(id)+'.' | ||
| p=u.load().__str__(4) | ||
| if f.tell() < len: | ||
| p=p+u.load().__str__(4) | ||
| String=' <record id="%s" aka="%s">\n%s </record>\n' % (id, aka, p) | ||
| return String | ||
|
|
||
| def exportXML(jar, oid, file=None): | ||
|
|
||
| if file is None: file=TemporaryFile() | ||
| elif type(file) is str: file=open(file,'w+b') | ||
| write=file.write | ||
| write('<?xml version="1.0"?>\012<ZopeData>\012') | ||
| ref=referencesf | ||
| oids=[oid] | ||
| done_oids={} | ||
| done=done_oids.has_key | ||
| load=jar._storage.load | ||
| while oids: | ||
| oid=oids[0] | ||
| del oids[0] | ||
| if done(oid): continue | ||
| done_oids[oid]=1 | ||
| try: | ||
| try: | ||
| p, serial = load(oid) | ||
| except TypeError: | ||
| # Some places inside the ZODB 3.9 still want a version | ||
| # argument, for example TmpStore from Connection.py | ||
| p, serial = load(oid, None) | ||
| except: | ||
| pass # Ick, a broken reference | ||
| else: | ||
| ref(p, oids) | ||
| write(XMLrecord(oid,len(p),p)) | ||
| write('</ZopeData>\n') | ||
| return file | ||
|
|
||
| class zopedata: | ||
| def __init__(self, parser, tag, attrs): | ||
| self.file=parser.file | ||
| write=self.file.write | ||
| write('ZEXP') | ||
|
|
||
| def append(self, data): | ||
| file=self.file | ||
| write=file.write | ||
| pos=file.tell() | ||
| file.seek(pos) | ||
| write(data) | ||
|
|
||
| def start_zopedata(parser, tag, data): | ||
| return zopedata(parser, tag, data) | ||
|
|
||
| def save_zopedata(parser, tag, data): | ||
| file=parser.file | ||
| write=file.write | ||
| pos=file.tell() | ||
| file.seek(pos) | ||
| write(export_end_marker) | ||
|
|
||
| def save_record(parser, tag, data): | ||
| file=parser.file | ||
| write=file.write | ||
| pos=file.tell() | ||
| file.seek(pos) | ||
| a=data[1] | ||
| if a.has_key('id'): oid=a['id'] | ||
| oid=p64(int(oid)) | ||
| v='' | ||
| for x in data[2:]: | ||
| v=v+x | ||
| l=p64(len(v)) | ||
| v=oid+l+v | ||
| return v | ||
|
|
||
| def importXML(jar, file, clue=''): | ||
| import xml.parsers.expat | ||
| if type(file) is str: | ||
| file=open(file, 'rb') | ||
| outfile=TemporaryFile() | ||
| data=file.read() | ||
| F=ppml.xmlPickler() | ||
| F.end_handlers['record'] = save_record | ||
| F.end_handlers['ZopeData'] = save_zopedata | ||
| F.start_handlers['ZopeData'] = start_zopedata | ||
| F.binary=1 | ||
| F.file=outfile | ||
| p=xml.parsers.expat.ParserCreate() | ||
| p.CharacterDataHandler=F.handle_data | ||
| p.StartElementHandler=F.unknown_starttag | ||
| p.EndElementHandler=F.unknown_endtag | ||
| r=p.Parse(data) | ||
| outfile.seek(0) | ||
| return jar.importFile(outfile,clue) |
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