/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/Model/save.py
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revision 1989 by bh, Fri Nov 28 12:00:54 2003 UTC revision 2606 by jan, Wed Apr 27 11:05:19 2005 UTC
# Line 1  Line 1 
1  # Copyright (c) 2001, 2002, 2003 by Intevation GmbH  # Copyright (c) 2001-2005 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jan-Oliver Wagner <[email protected]>  # Jan-Oliver Wagner <[email protected]> (2004)
4  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]> (2001-2004)
5  # Jonathan Coles <[email protected]>  # Jonathan Coles <[email protected]> (2003)
6    # Frank Koormann <[email protected]> (2003)
7  #  #
8  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
9  # Read the file COPYING coming with Thuban for details.  # Read the file COPYING coming with Thuban for details.
# Line 12  Functions to save a session to a file Line 13  Functions to save a session to a file
13  """  """
14    
15  __version__ = "$Revision$"  __version__ = "$Revision$"
16    # $Source$
17    # $Id$
18    
19  import os  import os
20    
# Line 23  from Thuban.Model.classification import Line 26  from Thuban.Model.classification import
26      ClassGroupDefault, ClassGroupSingleton, ClassGroupRange, ClassGroupMap      ClassGroupDefault, ClassGroupSingleton, ClassGroupRange, ClassGroupMap
27  from Thuban.Model.transientdb import AutoTransientTable, TransientJoinedTable  from Thuban.Model.transientdb import AutoTransientTable, TransientJoinedTable
28  from Thuban.Model.table import DBFTable, FIELDTYPE_STRING  from Thuban.Model.table import DBFTable, FIELDTYPE_STRING
29  from Thuban.Model.data import DerivedShapeStore, ShapefileStore  from Thuban.Model.data import DerivedShapeStore, FileShapeStore, \
30                                  SHAPETYPE_POINT
31    
32  from Thuban.Model.xmlwriter import XMLWriter  from Thuban.Model.xmlwriter import XMLWriter
33  from postgisdb import PostGISConnection, PostGISShapeStore  from postgisdb import PostGISConnection, PostGISShapeStore
# Line 86  def sort_data_stores(stores): Line 90  def sort_data_stores(stores):
90              processed[id(container)] = 1              processed[id(container)] = 1
91      return result      return result
92    
93    def bool2str(b):
94        if b: return "true"
95        else: return "false"
96    
97  class SessionSaver(XMLWriter):  class SessionSaver(XMLWriter):
98    
# Line 131  class SessionSaver(XMLWriter): Line 138  class SessionSaver(XMLWriter):
138      def write(self, file_or_filename):      def write(self, file_or_filename):
139          XMLWriter.write(self, file_or_filename)          XMLWriter.write(self, file_or_filename)
140    
141          self.write_header("session", "thuban-1.0.dtd")          self.write_header("session", "thuban-1.1.dtd")
142          self.write_session(self.session)          self.write_session(self.session)
143          self.close()          self.close()
144    
# Line 158  class SessionSaver(XMLWriter): Line 165  class SessionSaver(XMLWriter):
165              attrs["xmlns:" + name] = uri              attrs["xmlns:" + name] = uri
166          # default name space          # default name space
167          attrs["xmlns"] = \          attrs["xmlns"] = \
168                 "http://thuban.intevation.org/dtds/thuban-1.0-dev.dtd"                 "http://thuban.intevation.org/dtds/thuban-1.1-dev.dtd"
169          self.open_element("session", attrs)          self.open_element("session", attrs)
170          self.write_db_connections(session)          self.write_db_connections(session)
171          self.write_data_containers(session)          self.write_data_containers(session)
# Line 194  class SessionSaver(XMLWriter): Line 201  class SessionSaver(XMLWriter):
201                  continue                  continue
202    
203              idvalue = self.define_id(container)              idvalue = self.define_id(container)
204              if isinstance(container, ShapefileStore):              if isinstance(container, FileShapeStore):
205                  self.define_id(container.Table(), idvalue)                  self.define_id(container.Table(), idvalue)
206                  filename = self.prepare_filename(container.FileName())                  filename = self.prepare_filename(container.FileName())
207                  self.write_element("fileshapesource",                  self.write_element("fileshapesource",
208                                     {"id": idvalue, "filename": filename,                                     {"id": idvalue, "filename": filename,
209                                      "filetype": "shapefile"})                                      "filetype": container.FileType()})
210              elif isinstance(container, DerivedShapeStore):              elif isinstance(container, DerivedShapeStore):
211                  shapesource, table = container.Dependencies()                  shapesource, table = container.Dependencies()
212                  self.write_element("derivedshapesource",                  self.write_element("derivedshapesource",
# Line 211  class SessionSaver(XMLWriter): Line 218  class SessionSaver(XMLWriter):
218                  self.write_element("dbshapesource",                  self.write_element("dbshapesource",
219                                     {"id": idvalue,                                     {"id": idvalue,
220                                      "dbconn": self.get_id(conn),                                      "dbconn": self.get_id(conn),
221                                      "tablename": container.TableName()})                                      "tablename": container.TableName(),
222                                        "id_column": container.IDColumn().name,
223                                        "geometry_column":
224                                          container.GeometryColumn().name,
225                                        })
226              elif isinstance(container, DBFTable):              elif isinstance(container, DBFTable):
227                  filename = self.prepare_filename(container.FileName())                  filename = self.prepare_filename(container.FileName())
228                  self.write_element("filetable",                  self.write_element("filetable",
# Line 276  class SessionSaver(XMLWriter): Line 287  class SessionSaver(XMLWriter):
287              attrs = {}              attrs = {}
288    
289          attrs["title"]   = layer.title          attrs["title"]   = layer.title
290          attrs["visible"] = ("false", "true")[int(layer.Visible())]          attrs["visible"] = bool2str(layer.Visible())
291    
292          if isinstance(layer, Layer):          if isinstance(layer, Layer):
293              attrs["shapestore"]   = self.get_id(layer.ShapeStore())              attrs["shapestore"]   = self.get_id(layer.ShapeStore())
# Line 340  class SessionSaver(XMLWriter): Line 351  class SessionSaver(XMLWriter):
351                      'stroke_width': str(data.GetLineWidth()),                      'stroke_width': str(data.GetLineWidth()),
352                      'fill'        : data.GetFill().hex()}                      'fill'        : data.GetFill().hex()}
353    
354                # only for point layers write the size attribute
355                if layer.ShapeType() == SHAPETYPE_POINT:
356                    dict['size'] =  str(data.GetSize())
357    
358              self.open_element(open_el)              self.open_element(open_el)
359              self.write_element("cldata", dict)              self.write_element("cldata", dict)
360              self.close_element(close_el)              self.close_element(close_el)
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