Source Code for Module pyx12.map_override

 1  ###################################################################### 
 2  # Copyright (c) 2001-2005 Kalamazoo Community Mental Health Services, 
 3  #   John Holland <jholland@kazoocmh.org> <john@zoner.org> 
 4  # All rights reserved. 
 5  # 
 6  # This software is licensed as described in the file LICENSE.txt, which 
 7  # you should have received as part of this distribution. 
 8  # 
 9  ###################################################################### 
10   
11  #    $Id: map_override.py 961 2007-03-23 21:35:20Z johnholland $ 
12   
13  """ 
14  Apply local overrides to the current map. 
15  Overrides defined in a xml document.  
16  """ 
17   
18  import libxml2 
19  import errors 
20   
21   
22 -class map_override(object): 
23      """ 
24      Apply local overrides to the current map. Overrides defined in a xml document. 
25      """ 
26 -    def __init__(self, map_root, override_file, icvn, vriic, fic): 
27          map_file = None 
28          try: 
29              reader = libxml2.newTextReaderFilename(map_file) 
30          except: 
31              raise errors.EngineError, 'Map file not found: %s' % (map_file) 
32                       
33          NodeType = {'element_start': 1, 'element_end': 15, 'attrib': 2, \ 
34              'text': 3, 'CData': 4, 'entity_ref': 5, 'entity_decl':6, \ 
35              'pi': 7, 'comment': 8, 'doc': 9, 'dtd': 10, 'doc_frag': 11, \ 
36              'notation': 12} 
37   
38          while reader.Read(): 
39              #processNode(reader) 
40              if reader.NodeType() == NodeType['element_start'] and reader.Name() == 'version': 
41               while reader.MoveToNextAttribute(): 
42                      if reader.Name() == 'icvn': 
43                          icvn = reader.Value() 
44   
45              if reader.NodeType() == NodeType['element_end'] and reader.Name() == 'version': 
46                  icvn = None 
47   
48              if reader.NodeType() == NodeType['element_start'] and reader.Name() == 'map': 
49                  file_name = '' 
50                  while reader.MoveToNextAttribute(): 
51                      if reader.Name() == 'vriic': 
52                          vriic = reader.Value() 
53                      elif reader.Name() == 'fic': 
54                          fic = reader.Value() 
55   
56              if reader.NodeType() == NodeType['element_end'] and reader.Name() == 'map': 
57                  #self.maps.append((icvn, vriic, fic, file_name)) 
58                  vriic = None 
59                  fic = None 
60                  file_name = None 
61   
62              if reader.NodeType() == NodeType['text']: 
63                  file_name = reader.Value() 
64   
65 -    def _set_value(self, map_root, path, variable, value): 
66          pass 
67   
68 -    def _append_value(self, map_root, path, variable, value): 
69          pass 
70   
71 -    def _reset_list(self, map_root, path, variable, value): 
72          pass 
73