Embed ooopy (last version: 1.11)

1 files changed, 1397 insertions, 0 deletions

diff --git a/ooopy/Transformer.py b/ooopy/Transformer.py
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+#!/usr/bin/env python
+# -*- coding: iso-8859-1 -*-
+# Copyright (C) 2005-14 Dr. Ralf Schlatterbeck Open Source Consulting.
+# Reichergasse 131, A-3411 Weidling.
+# Web: http://www.runtux.com Email: office@runtux.com
+# All rights reserved
+# ****************************************************************************
+#
+# This library is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Library General Public License as
+# published by the Free Software Foundation; either version 2 of the
+# License, 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 Library General Public License for more details.
+#
+# You should have received a copy of the GNU Library General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+# ****************************************************************************
+
+from __future__              import absolute_import
+
+import time
+import re
+try :
+    from xml.etree.ElementTree   import dump, SubElement, Element, tostring
+    from xml.etree.ElementTree   import _namespace_map
+except ImportError :
+    from elementtree.ElementTree import dump, SubElement, Element, tostring
+    from elementtree.ElementTree import _namespace_map
+from copy                    import deepcopy
+from ooopy.OOoPy             import OOoPy, autosuper
+from ooopy.OOoPy             import files, mimetypes, namespace_by_name
+from ooopy.Version           import VERSION
+
+def OOo_Tag (namespace, name, mimetype) :
+    """Return combined XML tag
+    
+       >>> OOo_Tag ('xml', 'id', mimetypes [1])
+       '{http://www.w3.org/XML/1998/namespace}id'
+       >>> OOo_Tag ('text', 'list', mimetypes [1])
+       '{urn:oasis:names:tc:opendocument:xmlns:text:1.0}list'
+    """
+    return "{%s}%s" % (namespace_by_name [mimetype][namespace], name)
+# end def OOo_Tag
+
+def split_tag (tag) :
+    """ Split tag into symbolic namespace and name part -- inverse
+        operation of OOo_Tag.
+    """
+    ns, t = tag.split ('}')
+    return (_namespace_map [ns [1:]], t)
+# end def split_tag
+
+class Transform (autosuper) :
+    """
+        Base class for individual transforms on OOo files. An individual
+        transform needs a filename variable for specifying the OOo file
+        the transform should be applied to and an optional prio.
+        Individual transforms are applied according to their prio
+        setting, higher prio means later application of a transform.
+
+        The filename variable must specify one of the XML files which are
+        part of the OOo document (see files variable above). As
+        the names imply, content.xml contains the contents of the
+        document (text and ad-hoc style definitions), styles.xml contains
+        the style definitions, meta.xml contains meta information like
+        author, editing time, etc. and settings.xml is used to store
+        OOo's settings (menu Tools->Configure).
+    """
+    prio = 100
+    textbody_names = \
+        { mimetypes [0] : 'body'
+        , mimetypes [1] : 'text'
+        }
+    paragraph_props = \
+        { mimetypes [0] : 'properties'
+        , mimetypes [1] : 'paragraph-properties'
+        }
+    font_decls = \
+        { mimetypes [0] : 'font-decls'
+        , mimetypes [1] : 'font-face-decls'
+        }
+
+    def __init__ (self, prio = None, transformer = None) :
+        if prio is not None :
+            self.prio    = prio
+        self.transformer = None
+        if transformer :
+            self.register (transformer)
+    # end def __init__
+
+    def apply (self, root) :
+        """ Apply myself to the element given as root """
+        raise NotImplementedError, 'derived transforms must implement "apply"'
+    # end def apply
+
+    def apply_all (self, trees) :
+        """ Apply myself to all the files given in trees. The variable
+            trees contains a dictionary of ElementTree indexed by the
+            name of the OOo File.
+            The standard case is that only one file (namely
+            self.filename) is used.
+        """
+        assert (self.filename)
+        self.apply (trees [self.filename].getroot ())
+    # end def apply_all
+
+    def find_tbody (self, root) :
+        """ Find the node which really contains the text -- different
+            for different OOo versions.
+        """
+        tbody = root
+        if tbody.tag != self.textbody_tag :
+            tbody = tbody.find ('.//' + self.textbody_tag)
+        return tbody
+    # end def find_tbody
+
+    def register (self, transformer) :
+        """ Registering with a transformer means being able to access
+            variables stored in the tranformer by other transforms.
+
+            Also needed for tag-computation: The transformer knows which
+            version of OOo document we are processing.
+        """
+        self.transformer     = transformer
+        mt                   = self.mimetype = transformer.mimetype
+        self.textbody_name   = self.textbody_names [mt]
+        self.paragraph_props = self.paragraph_props [mt]
+        self.properties_tag  = self.oootag ('style', self.paragraph_props)
+        self.textbody_tag    = self.oootag ('office', self.textbody_name)
+        self.font_decls_tag  = self.oootag ('office', self.font_decls [mt])
+    # end def register
+
+    def oootag (self, namespace, name) :
+        """ Compute long tag version """
+        return OOo_Tag (namespace, name, self.mimetype)
+    # end def oootag
+
+    def set (self, variable, value) :
+        """ Set variable in our transformer using naming convention. """
+        self.transformer [self._varname (variable)] = value
+    # end def set
+
+    def _varname (self, name) :
+        """ For fulfilling the naming convention of the transformer
+            dictionary (every entry in this dictionary should be prefixed
+            with the class name of the transform) we have this
+            convenience method.
+            Returns variable name prefixed with own class name.
+        """
+        return ":".join ((self.__class__.__name__, name))
+    # end def _varname
+
+# end class Transform
+
+class Transformer (autosuper) :
+    """
+        Class for applying a set of transforms to a given ooopy object.
+        The transforms are applied to the specified file in priority
+        order. When applying transforms we have a mechanism for
+        communication of transforms. We give the transformer to the
+        individual transforms as a parameter. The transforms may use the
+        transformer like a dictionary for storing values and retrieving
+        values left by previous transforms.
+        As a naming convention each transform should use its class name
+        as a prefix for storing values in the dictionary.
+        >>> import Transforms
+        >>> from Transforms import renumber_all, get_meta, set_meta, meta_counts
+        >>> try :
+        ...     from io import StringIO, BytesIO
+        ...     StringIO = BytesIO
+        ... except ImportError :
+        ...     from StringIO import StringIO
+        >>> sio = BytesIO ()
+        >>> o   = OOoPy (infile = 'testfiles/test.sxw', outfile = sio)
+        >>> m   = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> body [-1].get (OOo_Tag ('text', 'style-name', mimetype = m))
+        'Standard'
+        >>> def cb (name) :
+        ...     r = { 'street'     : 'Beispielstrasse 42'
+        ...         , 'firstname'  : 'Hugo'
+        ...         , 'salutation' : 'Frau'
+        ...         }
+        ...     if r.has_key (name) : return r [name]
+        ...     return None
+        ... 
+        >>> p = get_meta (m)
+        >>> t = Transformer (m, p)
+        >>> t ['a'] = 'a'
+        >>> t ['a']
+        'a'
+        >>> t.transform (o)
+        >>> p.set ('a', 'b')
+        >>> t ['Attribute_Access:a']
+        'b'
+        >>> t   = Transformer (
+        ...       m
+        ...     , Transforms.Autoupdate ()
+        ...     , Transforms.Editinfo   ()  
+        ...     , Transforms.Field_Replace (prio = 99, replace = cb)
+        ...     , Transforms.Field_Replace
+        ...         ( replace =
+        ...             { 'salutation' : ''
+        ...             , 'firstname'  : 'Erika'
+        ...             , 'lastname'   : 'Musterfrau'
+        ...             , 'country'    : 'D' 
+        ...             , 'postalcode' : '00815'
+        ...             , 'city'       : 'Niemandsdorf'
+        ...             }
+        ...         )
+        ...     , Transforms.Addpagebreak_Style ()
+        ...     , Transforms.Addpagebreak       ()
+        ...     )
+        >>> t.transform (o)
+        >>> o.close ()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("testout.sxw", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> c = o.read ('content.xml')
+        >>> m = o.mimetype
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', mimetype = m)
+        >>> for node in body.findall (vset) :
+        ...     name = node.get (OOo_Tag ('text', 'name', m))
+        ...     print name, ':', node.text
+        salutation : None
+        firstname : Erika
+        lastname : Musterfrau
+        street : Beispielstrasse 42
+        country : D
+        postalcode : 00815
+        city : Niemandsdorf
+        salutation : None
+        firstname : Erika
+        lastname : Musterfrau
+        street : Beispielstrasse 42
+        country : D
+        postalcode : 00815
+        city : Niemandsdorf
+        >>> body [-1].get (OOo_Tag ('text', 'style-name', mimetype = m))
+        'P2'
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/test.sxw', outfile = sio)
+        >>> c = o.read ('content.xml')
+        >>> t   = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Addpagebreak_Style ()
+        ...     , Transforms.Mailmerge
+        ...       ( iterator = 
+        ...         ( dict (firstname = 'Erika', lastname = 'Nobody')
+        ...         , dict (firstname = 'Eric',  lastname = 'Wizard')
+        ...         , cb
+        ...         )
+        ...       )
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     )
+        >>> t.transform (o)
+        >>> for i in meta_counts :
+        ...     print i, t [':'.join (('Set_Attribute', i))]
+        character-count 951
+        image-count 0
+        object-count 0
+        page-count 3
+        paragraph-count 113
+        table-count 3
+        word-count 162
+        >>> name = t ['Addpagebreak_Style:stylename']
+        >>> name
+        'P2'
+        >>> o.close ()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("testout2.sxw", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', m))
+        >>> for n in body.findall ('.//*') :
+        ...     zidx = n.get (OOo_Tag ('draw', 'z-index', m))
+        ...     if zidx :
+        ...         print ':'.join(split_tag (n.tag)), zidx
+        draw:text-box 0
+        draw:rect 1
+        draw:text-box 3
+        draw:rect 4
+        draw:text-box 6
+        draw:rect 7
+        draw:text-box 2
+        draw:text-box 5
+        draw:text-box 8
+        >>> for n in body.findall ('.//' + OOo_Tag ('text', 'p', m)) :
+        ...     if n.get (OOo_Tag ('text', 'style-name', m)) == name :
+        ...         print n.tag
+        {http://openoffice.org/2000/text}p
+        {http://openoffice.org/2000/text}p
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', m)
+        >>> for n in body.findall (vset) :
+        ...     if n.get (OOo_Tag ('text', 'name', m), None).endswith ('name') :
+        ...         name = n.get (OOo_Tag ('text', 'name', m))
+        ...         print name, ':', n.text
+        firstname : Erika
+        lastname : Nobody
+        firstname : Eric
+        lastname : Wizard
+        firstname : Hugo
+        lastname : Testman
+        firstname : Erika
+        lastname : Nobody
+        firstname : Eric
+        lastname : Wizard
+        firstname : Hugo
+        lastname : Testman
+        >>> for n in body.findall ('.//' + OOo_Tag ('draw', 'text-box', m)) :
+        ...     print n.get (OOo_Tag ('draw', 'name', m)),
+        ...     print n.get (OOo_Tag ('text', 'anchor-page-number', m))
+        Frame1 1
+        Frame2 2
+        Frame3 3
+        Frame4 None
+        Frame5 None
+        Frame6 None
+        >>> for n in body.findall ('.//' + OOo_Tag ('text', 'section', m)) :
+        ...     print n.get (OOo_Tag ('text', 'name', m))
+        Section1
+        Section2
+        Section3
+        Section4
+        Section5
+        Section6
+        Section7
+        Section8
+        Section9
+        Section10
+        Section11
+        Section12
+        Section13
+        Section14
+        Section15
+        Section16
+        Section17
+        Section18
+        >>> for n in body.findall ('.//' + OOo_Tag ('table', 'table', m)) :
+        ...     print n.get (OOo_Tag ('table', 'name', m))
+        Table1
+        Table2
+        Table3
+        >>> r = o.read ('meta.xml')
+        >>> meta = r.find ('.//' + OOo_Tag ('meta', 'document-statistic', m))
+        >>> for i in meta_counts :
+        ...     print i, repr (meta.get (OOo_Tag ('meta', i, m)))
+        character-count '951'
+        image-count '0'
+        object-count '0'
+        page-count '3'
+        paragraph-count '113'
+        table-count '3'
+        word-count '162'
+        >>> o.close ()
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/test.sxw', outfile = sio)
+        >>> tf  = ('testfiles/test.sxw', 'testfiles/rechng.sxw')
+        >>> t   = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Concatenate (*tf)
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     )
+        >>> t.transform (o)
+        >>> for i in meta_counts :
+        ...     print i, repr (t [':'.join (('Set_Attribute', i))])
+        character-count '1131'
+        image-count '0'
+        object-count '0'
+        page-count '3'
+        paragraph-count '168'
+        table-count '2'
+        word-count '160'
+        >>> o.close ()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("testout3.sxw", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> s = o.read ('styles.xml')
+        >>> for n in c.findall ('./*/*') :
+        ...     name = n.get (OOo_Tag ('style', 'name', m))
+        ...     if name :
+        ...         parent = n.get (OOo_Tag ('style', 'parent-style-name', m))
+        ...         print '"%s", "%s"' % (name, parent)
+        "Tahoma1", "None"
+        "Bitstream Vera Sans", "None"
+        "Tahoma", "None"
+        "Nimbus Roman No9 L", "None"
+        "Courier New", "None"
+        "Arial Black", "None"
+        "New Century Schoolbook", "None"
+        "Helvetica", "None"
+        "Table1", "None"
+        "Table1.A", "None"
+        "Table1.A1", "None"
+        "Table1.E1", "None"
+        "Table1.A2", "None"
+        "Table1.E2", "None"
+        "P1", "None"
+        "fr1", "Frame"
+        "fr2", "None"
+        "fr3", "Frame"
+        "Sect1", "None"
+        "gr1", "None"
+        "P2", "Standard"
+        "Standard_Concat", "None"
+        "Concat_P1", "Concat_Frame contents"
+        "Concat_P2", "Concat_Frame contents"
+        "P3", "Concat_Frame contents"
+        "P4", "Concat_Frame contents"
+        "P5", "Concat_Standard"
+        "P6", "Concat_Standard"
+        "P7", "Concat_Frame contents"
+        "P8", "Concat_Frame contents"
+        "P9", "Concat_Frame contents"
+        "P10", "Concat_Frame contents"
+        "P11", "Concat_Frame contents"
+        "P12", "Concat_Frame contents"
+        "P13", "Concat_Frame contents"
+        "P15", "Concat_Standard"
+        "P16", "Concat_Standard"
+        "P17", "Concat_Standard"
+        "P18", "Concat_Standard"
+        "P19", "Concat_Standard"
+        "P20", "Concat_Standard"
+        "P21", "Concat_Standard"
+        "P22", "Concat_Standard"
+        "P23", "Concat_Standard"
+        "T1", "None"
+        "Concat_fr1", "Concat_Frame"
+        "Concat_fr2", "Concat_Frame"
+        "Concat_fr3", "Concat_Frame"
+        "fr4", "Concat_Frame"
+        "fr5", "Concat_Frame"
+        "fr6", "Concat_Frame"
+        "Concat_Sect1", "None"
+        "N0", "None"
+        "N2", "None"
+        "P15_Concat", "Concat_Standard"
+        >>> for n in s.findall ('./*/*') :
+        ...     name = n.get (OOo_Tag ('style', 'name', m))
+        ...     if name :
+        ...         parent = n.get (OOo_Tag ('style', 'parent-style-name', m))
+        ...         print '"%s", "%s"' % (name, parent)
+        "Tahoma1", "None"
+        "Bitstream Vera Sans", "None"
+        "Tahoma", "None"
+        "Nimbus Roman No9 L", "None"
+        "Courier New", "None"
+        "Arial Black", "None"
+        "New Century Schoolbook", "None"
+        "Helvetica", "None"
+        "Standard", "None"
+        "Text body", "Standard"
+        "List", "Text body"
+        "Table Contents", "Text body"
+        "Table Heading", "Table Contents"
+        "Caption", "Standard"
+        "Frame contents", "Text body"
+        "Index", "Standard"
+        "Frame", "None"
+        "OLE", "None"
+        "Concat_Standard", "None"
+        "Concat_Text body", "Concat_Standard"
+        "Concat_List", "Concat_Text body"
+        "Concat_Caption", "Concat_Standard"
+        "Concat_Frame contents", "Concat_Text body"
+        "Concat_Index", "Concat_Standard"
+        "Horizontal Line", "Concat_Standard"
+        "Internet link", "None"
+        "Visited Internet Link", "None"
+        "Concat_Frame", "None"
+        "Concat_OLE", "None"
+        "pm1", "None"
+        "Concat_pm1", "None"
+        "Standard", "None"
+        "Concat_Standard", "None"
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'variable-decl', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'name', m))
+        ...     print name
+        salutation
+        firstname
+        lastname
+        street
+        country
+        postalcode
+        city
+        date
+        invoice.invoice_no
+        invoice.abo.aboprice.abotype.description
+        address.salutation
+        address.title
+        address.firstname
+        address.lastname
+        address.function
+        address.street
+        address.country
+        address.postalcode
+        address.city
+        invoice.subscriber.salutation
+        invoice.subscriber.title
+        invoice.subscriber.firstname
+        invoice.subscriber.lastname
+        invoice.subscriber.function
+        invoice.subscriber.street
+        invoice.subscriber.country
+        invoice.subscriber.postalcode
+        invoice.subscriber.city
+        invoice.period_start
+        invoice.period_end
+        invoice.currency.name
+        invoice.amount
+        invoice.subscriber.initial
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'sequence-decl', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'name', m))
+        ...     print name
+        Illustration
+        Table
+        Text
+        Drawing
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'p', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'style-name', m))
+        ...     if not name or name.startswith ('Concat') :
+        ...         print ">%s<" % name
+        >Concat_P1<
+        >Concat_P2<
+        >Concat_Frame contents<
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'text-box', m)) :
+        ...     attrs = 'name', 'style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     attrs.append (n.get (OOo_Tag ('text', 'anchor-page-number', m)))
+        ...     print attrs
+        ['Frame1', 'fr1', '0', '1']
+        ['Frame2', 'fr1', '3', '2']
+        ['Frame3', 'Concat_fr1', '6', '3']
+        ['Frame4', 'Concat_fr2', '7', '3']
+        ['Frame5', 'Concat_fr3', '8', '3']
+        ['Frame6', 'Concat_fr1', '9', '3']
+        ['Frame7', 'fr4', '10', '3']
+        ['Frame8', 'fr4', '11', '3']
+        ['Frame9', 'fr4', '12', '3']
+        ['Frame10', 'fr4', '13', '3']
+        ['Frame11', 'fr4', '14', '3']
+        ['Frame12', 'fr4', '15', '3']
+        ['Frame13', 'fr5', '16', '3']
+        ['Frame14', 'fr4', '18', '3']
+        ['Frame15', 'fr4', '19', '3']
+        ['Frame16', 'fr4', '20', '3']
+        ['Frame17', 'fr6', '17', '3']
+        ['Frame18', 'fr4', '23', '3']
+        ['Frame19', 'fr3', '2', None]
+        ['Frame20', 'fr3', '5', None]
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'section', m)) :
+        ...     attrs = 'name', 'style-name'
+        ...     attrs = [n.get (OOo_Tag ('text', i, m)) for i in attrs]
+        ...     print attrs
+        ['Section1', 'Sect1']
+        ['Section2', 'Sect1']
+        ['Section3', 'Sect1']
+        ['Section4', 'Sect1']
+        ['Section5', 'Sect1']
+        ['Section6', 'Sect1']
+        ['Section7', 'Concat_Sect1']
+        ['Section8', 'Concat_Sect1']
+        ['Section9', 'Concat_Sect1']
+        ['Section10', 'Concat_Sect1']
+        ['Section11', 'Concat_Sect1']
+        ['Section12', 'Concat_Sect1']
+        ['Section13', 'Concat_Sect1']
+        ['Section14', 'Concat_Sect1']
+        ['Section15', 'Concat_Sect1']
+        ['Section16', 'Concat_Sect1']
+        ['Section17', 'Concat_Sect1']
+        ['Section18', 'Concat_Sect1']
+        ['Section19', 'Concat_Sect1']
+        ['Section20', 'Concat_Sect1']
+        ['Section21', 'Concat_Sect1']
+        ['Section22', 'Concat_Sect1']
+        ['Section23', 'Concat_Sect1']
+        ['Section24', 'Concat_Sect1']
+        ['Section25', 'Concat_Sect1']
+        ['Section26', 'Concat_Sect1']
+        ['Section27', 'Concat_Sect1']
+        ['Section28', 'Sect1']
+        ['Section29', 'Sect1']
+        ['Section30', 'Sect1']
+        ['Section31', 'Sect1']
+        ['Section32', 'Sect1']
+        ['Section33', 'Sect1']
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'rect', m)) :
+        ...     attrs = 'style-name', 'text-style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     attrs.append (n.get (OOo_Tag ('text', 'anchor-page-number', m)))
+        ...     print attrs
+        ['gr1', 'P1', '1', '1']
+        ['gr1', 'P1', '4', '2']
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'line', m)) :
+        ...     attrs = 'style-name', 'text-style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     print attrs
+        ['gr1', 'P1', '24']
+        ['gr1', 'P1', '22']
+        ['gr1', 'P1', '21']
+        >>> for n in s.findall ('.//' + OOo_Tag ('style', 'style', m)) :
+        ...     if n.get (OOo_Tag ('style', 'name', m)).startswith ('Co') :
+        ...         attrs = 'name', 'class', 'family'
+        ...         attrs = [n.get (OOo_Tag ('style', i, m)) for i in attrs]
+        ...         print attrs
+        ...         props = n.find ('./' + OOo_Tag ('style', 'properties', m))
+        ...         if props is not None and len (props) :
+        ...             props [0].tag
+        ['Concat_Standard', 'text', 'paragraph']
+        '{http://openoffice.org/2000/style}tab-stops'
+        ['Concat_Text body', 'text', 'paragraph']
+        ['Concat_List', 'list', 'paragraph']
+        ['Concat_Caption', 'extra', 'paragraph']
+        ['Concat_Frame contents', 'extra', 'paragraph']
+        ['Concat_Index', 'index', 'paragraph']
+        ['Concat_Frame', None, 'graphics']
+        ['Concat_OLE', None, 'graphics']
+        >>> for n in c.findall ('.//*') :
+        ...     zidx = n.get (OOo_Tag ('draw', 'z-index', m))
+        ...     if zidx :
+        ...         print ':'.join(split_tag (n.tag)), zidx
+        draw:text-box 0
+        draw:rect 1
+        draw:text-box 3
+        draw:rect 4
+        draw:text-box 6
+        draw:text-box 7
+        draw:text-box 8
+        draw:text-box 9
+        draw:text-box 10
+        draw:text-box 11
+        draw:text-box 12
+        draw:text-box 13
+        draw:text-box 14
+        draw:text-box 15
+        draw:text-box 16
+        draw:text-box 18
+        draw:text-box 19
+        draw:text-box 20
+        draw:text-box 17
+        draw:text-box 23
+        draw:line 24
+        draw:text-box 2
+        draw:text-box 5
+        draw:line 22
+        draw:line 21
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/carta.stw', outfile = sio)
+        >>> t = Transformer (
+        ...     o.mimetype
+        ...   , get_meta (o.mimetype)
+        ...   , Transforms.Addpagebreak_Style ()
+        ...   , Transforms.Mailmerge
+        ...     ( iterator = 
+        ...         ( dict
+        ...             ( Spett = "Spettabile"
+        ...             , contraente = "First person"
+        ...             , indirizzo = "street? 1"
+        ...             , tipo = "racc. A.C."
+        ...             , luogo = "Varese"
+        ...             , oggetto = "Saluti"
+        ...             )
+        ...         , dict
+        ...             ( Spett = "Egregio"
+        ...             , contraente = "Second Person"
+        ...             , indirizzo = "street? 2"
+        ...             , tipo = "Raccomandata"
+        ...             , luogo = "Gavirate"
+        ...             , oggetto = "Ossequi"
+        ...             )
+        ...         )
+        ...     )
+        ...   , renumber_all (o.mimetype)
+        ...   , set_meta (o.mimetype)
+        ...   , Transforms.Fix_OOo_Tag ()
+        ...   )
+        >>> t.transform(o)
+        >>> o.close()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("carta-out.stw", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', mimetype = m)
+        >>> for node in body.findall (vset) :
+        ...     name = node.get (OOo_Tag ('text', 'name', m))
+        ...     print name, ':', node.text
+        Spett : Spettabile
+        contraente : First person
+        indirizzo : street? 1
+        Spett : Egregio
+        contraente : Second Person
+        indirizzo : street? 2
+        tipo : racc. A.C.
+        luogo : Varese
+        oggetto : Saluti
+        tipo : Raccomandata
+        luogo : Gavirate
+        oggetto : Ossequi
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/test.odt', outfile = sio)
+        >>> t   = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Addpagebreak_Style ()
+        ...     , Transforms.Mailmerge
+        ...       ( iterator = 
+        ...         ( dict (firstname = 'Erika', lastname = 'Nobody')
+        ...         , dict (firstname = 'Eric',  lastname = 'Wizard')
+        ...         , cb
+        ...         )
+        ...       )
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     )
+        >>> t.transform (o)
+        >>> for i in meta_counts :
+        ...     print i, t [':'.join (('Set_Attribute', i))]
+        character-count 951
+        image-count 0
+        object-count 0
+        page-count 3
+        paragraph-count 53
+        table-count 3
+        word-count 162
+        >>> name = t ['Addpagebreak_Style:stylename']
+        >>> name
+        'P2'
+        >>> o.close ()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("testout.odt", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', m))
+        >>> for n in body.findall ('.//*') :
+        ...     zidx = n.get (OOo_Tag ('draw', 'z-index', m))
+        ...     if zidx :
+        ...         print ':'.join(split_tag (n.tag)), zidx
+        draw:frame 0
+        draw:rect 1
+        draw:frame 3
+        draw:rect 4
+        draw:frame 6
+        draw:rect 7
+        draw:frame 2
+        draw:frame 5
+        draw:frame 8
+        >>> for n in body.findall ('.//' + OOo_Tag ('text', 'p', m)) :
+        ...     if n.get (OOo_Tag ('text', 'style-name', m)) == name :
+        ...         print n.tag
+        {urn:oasis:names:tc:opendocument:xmlns:text:1.0}p
+        {urn:oasis:names:tc:opendocument:xmlns:text:1.0}p
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', m)
+        >>> for n in body.findall (vset) :
+        ...     if n.get (OOo_Tag ('text', 'name', m), None).endswith ('name') :
+        ...         name = n.get (OOo_Tag ('text', 'name', m))
+        ...         print name, ':', n.text
+        firstname : Erika
+        lastname : Nobody
+        firstname : Eric
+        lastname : Wizard
+        firstname : Hugo
+        lastname : Testman
+        firstname : Erika
+        lastname : Nobody
+        firstname : Eric
+        lastname : Wizard
+        firstname : Hugo
+        lastname : Testman
+        >>> for n in body.findall ('.//' + OOo_Tag ('draw', 'frame', m)) :
+        ...     print n.get (OOo_Tag ('draw', 'name', m)),
+        ...     print n.get (OOo_Tag ('text', 'anchor-page-number', m))
+        Frame1 1
+        Frame2 2
+        Frame3 3
+        Frame4 None
+        Frame5 None
+        Frame6 None
+        >>> for n in body.findall ('.//' + OOo_Tag ('text', 'section', m)) :
+        ...     print n.get (OOo_Tag ('text', 'name', m))
+        Section1
+        Section2
+        Section3
+        Section4
+        Section5
+        Section6
+        Section7
+        Section8
+        Section9
+        Section10
+        Section11
+        Section12
+        Section13
+        Section14
+        Section15
+        Section16
+        Section17
+        Section18
+        >>> for n in body.findall ('.//' + OOo_Tag ('table', 'table', m)) :
+        ...     print n.get (OOo_Tag ('table', 'name', m))
+        Table1
+        Table2
+        Table3
+        >>> r = o.read ('meta.xml')
+        >>> meta = r.find ('.//' + OOo_Tag ('meta', 'document-statistic', m))
+        >>> for i in meta_counts :
+        ...     print i, repr (meta.get (OOo_Tag ('meta', i, m)))
+        character-count '951'
+        image-count '0'
+        object-count '0'
+        page-count '3'
+        paragraph-count '53'
+        table-count '3'
+        word-count '162'
+        >>> o.close ()
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/carta.odt', outfile = sio)
+        >>> t = Transformer (
+        ...     o.mimetype
+        ...   , get_meta (o.mimetype)
+        ...   , Transforms.Addpagebreak_Style ()
+        ...   , Transforms.Mailmerge
+        ...     ( iterator = 
+        ...         ( dict
+        ...             ( Spett = "Spettabile"
+        ...             , contraente = "First person"
+        ...             , indirizzo = "street? 1"
+        ...             , tipo = "racc. A.C."
+        ...             , luogo = "Varese"
+        ...             , oggetto = "Saluti"
+        ...             )
+        ...         , dict
+        ...             ( Spett = "Egregio"
+        ...             , contraente = "Second Person"
+        ...             , indirizzo = "street? 2"
+        ...             , tipo = "Raccomandata"
+        ...             , luogo = "Gavirate"
+        ...             , oggetto = "Ossequi"
+        ...             )
+        ...         )
+        ...     )
+        ...   , renumber_all (o.mimetype)
+        ...   , set_meta (o.mimetype)
+        ...   , Transforms.Fix_OOo_Tag ()
+        ...   )
+        >>> t.transform(o)
+        >>> o.close()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("carta-out.odt", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', mimetype = m)
+        >>> for node in body.findall (vset) :
+        ...     name = node.get (OOo_Tag ('text', 'name', m))
+        ...     print name, ':', node.text
+        Spett : Spettabile
+        contraente : First person
+        indirizzo : street? 1
+        Spett : Egregio
+        contraente : Second Person
+        indirizzo : street? 2
+        tipo : racc. A.C.
+        luogo : Varese
+        oggetto : Saluti
+        tipo : Raccomandata
+        luogo : Gavirate
+        oggetto : Ossequi
+        >>> sio = StringIO ()
+        >>> o   = OOoPy (infile = 'testfiles/test.odt', outfile = sio)
+        >>> tf  = ('testfiles/test.odt', 'testfiles/rechng.odt')
+        >>> t   = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Concatenate (*tf)
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     )
+        >>> t.transform (o)
+        >>> for i in meta_counts :
+        ...     print i, repr (t [':'.join (('Set_Attribute', i))])
+        character-count '1131'
+        image-count '0'
+        object-count '0'
+        page-count '3'
+        paragraph-count '80'
+        table-count '2'
+        word-count '159'
+        >>> o.close ()
+        >>> ov  = sio.getvalue ()
+        >>> f   = open ("testout3.odt", "wb")
+        >>> f.write (ov)
+        >>> f.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> s = o.read ('styles.xml')
+        >>> for n in c.findall ('./*/*') :
+        ...     name = n.get (OOo_Tag ('style', 'name', m))
+        ...     if name :
+        ...         parent = n.get (OOo_Tag ('style', 'parent-style-name', m))
+        ...         print '"%s", "%s"' % (name, parent)
+        "Tahoma1", "None"
+        "Bitstream Vera Sans", "None"
+        "Tahoma", "None"
+        "Nimbus Roman No9 L", "None"
+        "Courier New", "None"
+        "Arial Black", "None"
+        "New Century Schoolbook", "None"
+        "Times New Roman", "None"
+        "Arial", "None"
+        "Helvetica", "None"
+        "Table1", "None"
+        "Table1.A", "None"
+        "Table1.A1", "None"
+        "Table1.E1", "None"
+        "Table1.A2", "None"
+        "Table1.E2", "None"
+        "P1", "None"
+        "fr1", "Frame"
+        "fr2", "Frame"
+        "Sect1", "None"
+        "gr1", "None"
+        "P2", "Standard"
+        "Standard_Concat", "None"
+        "Concat_P1", "Concat_Frame_20_contents"
+        "Concat_P2", "Concat_Frame_20_contents"
+        "P3", "Concat_Frame_20_contents"
+        "P4", "Concat_Standard"
+        "P5", "Concat_Standard"
+        "P6", "Concat_Frame_20_contents"
+        "P7", "Concat_Frame_20_contents"
+        "P8", "Concat_Frame_20_contents"
+        "P9", "Concat_Frame_20_contents"
+        "P10", "Concat_Frame_20_contents"
+        "P11", "Concat_Frame_20_contents"
+        "P12", "Concat_Frame_20_contents"
+        "P14", "Concat_Standard"
+        "P15", "Concat_Standard"
+        "P16", "Concat_Standard"
+        "P17", "Concat_Standard"
+        "P18", "Concat_Standard"
+        "P19", "Concat_Standard"
+        "P20", "Concat_Standard"
+        "P21", "Concat_Standard"
+        "P22", "Concat_Standard"
+        "P23", "Concat_Standard"
+        "Concat_fr1", "Frame"
+        "Concat_fr2", "Frame"
+        "fr3", "Frame"
+        "fr4", "Frame"
+        "fr5", "Frame"
+        "fr6", "Frame"
+        "Concat_gr1", "None"
+        "N0", "None"
+        "N2", "None"
+        "P14_Concat", "Concat_Standard"
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'variable-decl', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'name', m))
+        ...     print name
+        salutation
+        firstname
+        lastname
+        street
+        country
+        postalcode
+        city
+        date
+        invoice.invoice_no
+        invoice.abo.aboprice.abotype.description
+        address.salutation
+        address.title
+        address.firstname
+        address.lastname
+        address.function
+        address.street
+        address.country
+        address.postalcode
+        address.city
+        invoice.subscriber.salutation
+        invoice.subscriber.title
+        invoice.subscriber.firstname
+        invoice.subscriber.lastname
+        invoice.subscriber.function
+        invoice.subscriber.street
+        invoice.subscriber.country
+        invoice.subscriber.postalcode
+        invoice.subscriber.city
+        invoice.period_start
+        invoice.period_end
+        invoice.currency.name
+        invoice.amount
+        invoice.subscriber.initial
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'sequence-decl', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'name', m))
+        ...     print name
+        Illustration
+        Table
+        Text
+        Drawing
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'p', m)) :
+        ...     name = n.get (OOo_Tag ('text', 'style-name', m))
+        ...     if not name or name.startswith ('Concat') :
+        ...         print ':'.join(split_tag (n.tag)), ">%s<" % name
+        text:p >None<
+        text:p >None<
+        text:p >Concat_P1<
+        text:p >Concat_P1<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_P2<
+        text:p >Concat_Frame_20_contents<
+        text:p >None<
+        text:p >None<
+        text:p >None<
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'frame', m)) :
+        ...     attrs = 'name', 'style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     attrs.append (n.get (OOo_Tag ('text', 'anchor-page-number', m)))
+        ...     print attrs
+        ['Frame1', 'fr1', '0', '1']
+        ['Frame2', 'fr1', '3', '2']
+        ['Frame3', 'Concat_fr1', '6', '3']
+        ['Frame4', 'Concat_fr2', '7', '3']
+        ['Frame5', 'fr3', '8', '3']
+        ['Frame6', 'Concat_fr1', '9', '3']
+        ['Frame7', 'fr4', '10', '3']
+        ['Frame8', 'fr4', '11', '3']
+        ['Frame9', 'fr4', '12', '3']
+        ['Frame10', 'fr4', '13', '3']
+        ['Frame11', 'fr4', '14', '3']
+        ['Frame12', 'fr4', '15', '3']
+        ['Frame13', 'fr5', '16', '3']
+        ['Frame14', 'fr4', '18', '3']
+        ['Frame15', 'fr4', '19', '3']
+        ['Frame16', 'fr4', '20', '3']
+        ['Frame17', 'fr6', '17', '3']
+        ['Frame18', 'fr4', '23', '3']
+        ['Frame19', 'fr2', '2', None]
+        ['Frame20', 'fr2', '5', None]
+        >>> for n in c.findall ('.//' + OOo_Tag ('text', 'section', m)) :
+        ...     attrs = 'name', 'style-name'
+        ...     attrs = [n.get (OOo_Tag ('text', i, m)) for i in attrs]
+        ...     print attrs
+        ['Section1', 'Sect1']
+        ['Section2', 'Sect1']
+        ['Section3', 'Sect1']
+        ['Section4', 'Sect1']
+        ['Section5', 'Sect1']
+        ['Section6', 'Sect1']
+        ['Section7', 'Sect1']
+        ['Section8', 'Sect1']
+        ['Section9', 'Sect1']
+        ['Section10', 'Sect1']
+        ['Section11', 'Sect1']
+        ['Section12', 'Sect1']
+        ['Section13', 'Sect1']
+        ['Section14', 'Sect1']
+        ['Section15', 'Sect1']
+        ['Section16', 'Sect1']
+        ['Section17', 'Sect1']
+        ['Section18', 'Sect1']
+        ['Section19', 'Sect1']
+        ['Section20', 'Sect1']
+        ['Section21', 'Sect1']
+        ['Section22', 'Sect1']
+        ['Section23', 'Sect1']
+        ['Section24', 'Sect1']
+        ['Section25', 'Sect1']
+        ['Section26', 'Sect1']
+        ['Section27', 'Sect1']
+        ['Section28', 'Sect1']
+        ['Section29', 'Sect1']
+        ['Section30', 'Sect1']
+        ['Section31', 'Sect1']
+        ['Section32', 'Sect1']
+        ['Section33', 'Sect1']
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'rect', m)) :
+        ...     attrs = 'style-name', 'text-style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     attrs.append (n.get (OOo_Tag ('text', 'anchor-page-number', m)))
+        ...     print attrs
+        ['gr1', 'P1', '1', '1']
+        ['gr1', 'P1', '4', '2']
+        >>> for n in c.findall ('.//' + OOo_Tag ('draw', 'line', m)) :
+        ...     attrs = 'style-name', 'text-style-name', 'z-index'
+        ...     attrs = [n.get (OOo_Tag ('draw', i, m)) for i in attrs]
+        ...     print attrs
+        ['Concat_gr1', 'P1', '24']
+        ['Concat_gr1', 'P1', '22']
+        ['Concat_gr1', 'P1', '21']
+        >>> for n in s.findall ('.//' + OOo_Tag ('style', 'style', m)) :
+        ...     if n.get (OOo_Tag ('style', 'name', m)).startswith ('Co') :
+        ...         attrs = 'name', 'display-name', 'class', 'family'
+        ...         attrs = [n.get (OOo_Tag ('style', i, m)) for i in attrs]
+        ...         print attrs
+        ...         props = n.find ('./' + OOo_Tag ('style', 'properties', m))
+        ...         if props is not None and len (props) :
+        ...             props [0].tag
+        ['Concat_Standard', None, 'text', 'paragraph']
+        ['Concat_Text_20_body', 'Concat Text body', 'text', 'paragraph']
+        ['Concat_List', None, 'list', 'paragraph']
+        ['Concat_Caption', None, 'extra', 'paragraph']
+        ['Concat_Frame_20_contents', 'Concat Frame contents', 'extra', 'paragraph']
+        ['Concat_Index', None, 'index', 'paragraph']
+        >>> for n in c.findall ('.//*') :
+        ...     zidx = n.get (OOo_Tag ('draw', 'z-index', m))
+        ...     if zidx :
+        ...         print ':'.join(split_tag (n.tag)), zidx
+        draw:frame 0
+        draw:rect 1
+        draw:frame 3
+        draw:rect 4
+        draw:frame 6
+        draw:frame 7
+        draw:frame 8
+        draw:frame 9
+        draw:frame 10
+        draw:frame 11
+        draw:frame 12
+        draw:frame 13
+        draw:frame 14
+        draw:frame 15
+        draw:frame 16
+        draw:frame 18
+        draw:frame 19
+        draw:frame 20
+        draw:frame 17
+        draw:frame 23
+        draw:line 24
+        draw:frame 2
+        draw:frame 5
+        draw:line 22
+        draw:line 21
+        >>> from os import system
+        >>> system ('python bin/ooo_fieldreplace -i testfiles/test.odt '
+        ...         '-o testout.odt '
+        ...         'salutation=Frau firstname=Erika lastname=Musterfrau '
+        ...         'country=D postalcode=00815 city=Niemandsdorf '
+        ...         'street="Beispielstrasse 42"')
+        0
+        >>> o = OOoPy (infile = 'testout.odt')
+        >>> c = o.read ('content.xml')
+        >>> m = o.mimetype
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', mimetype = m)
+        >>> for node in body.findall (vset) :
+        ...     name = node.get (OOo_Tag ('text', 'name', m))
+        ...     print name, ':', node.text
+        salutation : Frau
+        firstname : Erika
+        lastname : Musterfrau
+        street : Beispielstrasse 42
+        country : D
+        postalcode : 00815
+        city : Niemandsdorf
+        salutation : Frau
+        firstname : Erika
+        lastname : Musterfrau
+        street : Beispielstrasse 42
+        country : D
+        postalcode : 00815
+        city : Niemandsdorf
+        >>> o.close ()
+        >>> system ("bin/ooo_mailmerge -o testout.odt -d'|' "
+        ...         "testfiles/carta.odt testfiles/x.csv")
+        0
+        >>> o = OOoPy (infile = 'testout.odt')
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> vset = './/' + OOo_Tag ('text', 'variable-set', mimetype = m)
+        >>> for node in body.findall (vset) :
+        ...     name = node.get (OOo_Tag ('text', 'name', m))
+        ...     print name, ':', node.text
+        Spett : Spettabile
+        contraente : First person
+        indirizzo : street? 1
+        Spett : Egregio
+        contraente : Second Person
+        indirizzo : street? 2
+        tipo : racc. A.C.
+        luogo : Varese
+        oggetto : Saluti
+        tipo : Raccomandata
+        luogo : Gavirate
+        oggetto : Ossequi
+        >>> o.close ()
+        >>> infile = 'testfiles/testenum.odt'
+        >>> o   = OOoPy (infile = infile, outfile = 'xyzzy.odt')
+        >>> t   = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Addpagebreak_Style ()
+        ...     , Transforms.Mailmerge
+        ...       ( iterator = 
+        ...         ( dict (firstname = 'Erika', lastname = 'Nobody')
+        ...         , dict (firstname = 'Eric',  lastname = 'Wizard')
+        ...         , cb
+        ...         )
+        ...       )
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     )
+        >>> t.transform (o)
+        >>> o.close ()
+        >>> o = OOoPy (infile = 'xyzzy.odt')
+        >>> m = o.mimetype
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> textlist = './/' + OOo_Tag ('text', 'list', m)
+        >>> for node in body.findall (textlist) :
+        ...     id = node.get (OOo_Tag ('xml', 'id', m))
+        ...     print 'xml:id', ':', id
+        xml:id : list1
+        xml:id : list2
+        xml:id : list3
+        >>> o = OOoPy (infile = 'testfiles/page1.odt', outfile = 'xyzzy.odt')
+        >>> m = o.mimetype
+        >>> t = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Concatenate ('testfiles/page2.odt')
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     , Transforms.Manifest_Append ()
+        ...     )
+        >>> t.transform (o)
+        >>> o.close ()
+        >>> o = OOoPy (infile = 'xyzzy.odt')
+        >>> c = o.read ('META-INF/manifest.xml')
+        >>> for node in c.getroot () :
+        ...     fe = node.get (OOo_Tag ('manifest', 'full-path', m))
+        ...     print fe
+        /
+        Pictures/10000000000000C80000007941B1A419.jpg
+        Pictures/10000000000000DC000000B02E191635.jpg
+        Pictures/10000000000000DC000000A337377AAA.jpg
+        meta.xml
+        settings.xml
+        content.xml
+        Thumbnails/thumbnail.png
+        layout-cache
+        manifest.rdf
+        Configurations2/accelerator/current.xml
+        Configurations2/
+        styles.xml
+        >>> for f in o.izip.infolist () :
+        ...     print f.filename
+        mimetype
+        settings.xml
+        META-INF/manifest.xml
+        content.xml
+        meta.xml
+        styles.xml
+        Pictures/10000000000000C80000007941B1A419.jpg
+        Pictures/10000000000000DC000000B02E191635.jpg
+        Pictures/10000000000000DC000000A337377AAA.jpg
+        Thumbnails/thumbnail.png
+        layout-cache
+        manifest.rdf
+        Configurations2/images/Bitmaps/
+        Configurations2/accelerator/current.xml
+        >>> sio = StringIO ()
+        >>> o = OOoPy (infile = 'testfiles/tbl_first.odt', outfile = sio)
+        >>> m = o.mimetype
+        >>> t = Transformer (
+        ...       o.mimetype
+        ...     , get_meta (o.mimetype)
+        ...     , Transforms.Concatenate ('testfiles/tbl_second.odt')
+        ...     , renumber_all (o.mimetype)
+        ...     , set_meta (o.mimetype)
+        ...     , Transforms.Fix_OOo_Tag ()
+        ...     , Transforms.Manifest_Append ()
+        ...     )
+        >>> t.transform (o)
+        >>> o.close ()
+        >>> o = OOoPy (infile = sio)
+        >>> c = o.read ('content.xml')
+        >>> body = c.find (OOo_Tag ('office', 'body', mimetype = m))
+        >>> tbls = './/' + OOo_Tag ('table', 'table', mimetype = m)
+        >>> for table in body.findall (tbls) :
+        ...     name = table.get (OOo_Tag ('table', 'style-name', mimetype = m))
+        ...     if name :
+        ...         print name
+        ...     for t in table.findall ('.//') :
+        ...         name = t.get (OOo_Tag ('table', 'style-name', mimetype = m))
+        ...         if name :
+        ...             print name
+        Tabella1
+        Tabella1.A
+        Tabella1.A1
+        Tabella1.B1
+        Tabella1.A2
+        Tabella1.B2
+        Tabella1
+        Tabella1.A
+        Tabella1.A1
+        Tabella1.B1
+        Tabella1.A2
+        Tabella1.B2
+    """
+
+    def __init__ (self, mimetype, *tf) :
+        assert (mimetype in mimetypes)
+        self.mimetype     = mimetype
+        self.transforms   = {}
+        for t in tf :
+            self.insert (t)
+        self.dictionary   = {}
+        self.has_key      = self.dictionary.has_key
+        self.__contains__ = self.has_key
+        # 2-tuples of filename, content
+        self.appendfiles  = []
+    # end def __init__
+
+    def insert (self, transform) :
+        """Insert a new transform"""
+        t = transform
+        if t.prio not in self.transforms :
+            self.transforms [t.prio] = []
+        self.transforms [t.prio].append (t)
+        t.register (self)
+    # end def append
+
+    def transform (self, ooopy) :
+        """
+            Apply all the transforms in priority order.
+            Priority order is global over all transforms.
+        """
+        self.trees = {}
+        for f in files :
+            self.trees [f] = ooopy.read (f)
+        #self.dictionary = {} # clear dict when transforming another ooopy
+        prios = self.transforms.keys ()
+        prios.sort ()
+        for p in prios :
+            for t in self.transforms [p] :
+                t.apply_all (self.trees)
+        for e in self.trees.itervalues () :
+            e.write ()
+        for fname, fcontent in self.appendfiles :
+            e.ooopy.append_file (fname, fcontent)
+    # end def transform
+
+    def __getitem__ (self, key) :
+        return self.dictionary [key]
+    # end def __getitem__
+
+    def __setitem__ (self, key, value) :
+        self.dictionary [key] = value
+    # end def __setitem__
+# end class Transformer