wxPython/samples/ide/activegrid/util/xmlutils.py

   1 #----------------------------------------------------------------------------
   2 # Name:         xmlutils.py
   3 # Purpose:      XML and Marshaller Utilities
   4 #
   5 # Author:       Jeff Norton
   6 #
   7 # Created:      6/2/05
   8 # CVS-ID:       $Id$
   9 # Copyright:    (c) 2004-2005 ActiveGrid, Inc.
  10 # License:      wxWindows License
  11 #----------------------------------------------------------------------------
  12
  13 import os
  14 import activegrid.util.objutils as objutils
  15 import activegrid.util.xmlmarshaller as xmlmarshaller
  16
  17 agKnownTypes = None
  18
  19 def defaultLoad(fileObject, knownTypes=None):
  20     xml = fileObject.read()
  21     loadedObject = unmarshal(xml, knownTypes=knownTypes)
  22     if hasattr(fileObject, 'name'):
  23         loadedObject.fileName = os.path.abspath(fileObject.name)
  24     loadedObject.initialize()
  25     return loadedObject
  26
  27 def unmarshal(xml, knownTypes=None):
  28     if not knownTypes: knownTypes = getAgKnownTypes()
  29     return xmlmarshaller.unmarshal(xml, knownTypes=knownTypes)
  30
  31 def defaultSave(fileObject, objectToSave, prettyPrint=True, knownTypes=None, encoding='utf-8'):
  32     xml = marshal(objectToSave, prettyPrint=prettyPrint, knownTypes=knownTypes, encoding=encoding)
  33     fileObject.write(xml)
  34     fileObject.flush()
  35
  36 def marshal(objectToSave, prettyPrint=True, knownTypes=None, encoding='utf-8'):
  37     if not knownTypes: knownTypes = getAgKnownTypes()
  38     return xmlmarshaller.marshal(objectToSave, prettyPrint=prettyPrint, knownTypes=knownTypes, encoding=encoding)
  39
  40 def cloneObject(objectToClone, knownTypes=None, encoding='utf-8'):
  41     if not knownTypes: knownTypes = getAgKnownTypes()
  42     xml = xmlmarshaller.marshal(objectToClone, prettyPrint=True, knownTypes=knownTypes, encoding=encoding)
  43     clonedObject = xmlmarshaller.unmarshal(xml, knownTypes=knownTypes)
  44     if hasattr(objectToClone, 'fileName'):
  45         clonedObject.fileName = objectToClone.fileName
  46     try:
  47         clonedObject.initialize()
  48     except AttributeError:
  49         pass
  50     return clonedObject
  51
  52 def getAgKnownTypes():
  53     import activegrid.model.processmodel
  54     import activegrid.model.schema
  55     import activegrid.data.dataservice
  56     import activegrid.server.deployment
  57     global agKnownTypes
  58     if agKnownTypes == None:
  59         tmpAgKnownTypes = {}
  60         AG_TYPE_MAPPING = {
  61             "ag:append"          : "activegrid.model.processmodel.AppendOperation",
  62             "ag:body"            : "activegrid.model.processmodel.Body",
  63             "ag:cssRule"         : "activegrid.model.processmodel.CssRule",
  64             "ag:datasource"      : "activegrid.data.dataservice.DataSource",
  65             "ag:debug"           : "activegrid.model.processmodel.DebugOperation",
  66             "ag:deployment"      : "activegrid.server.deployment.Deployment",
  67             "ag:glue"            : "activegrid.model.processmodel.Glue",
  68             "ag:hr"              : "activegrid.model.processmodel.HorizontalRow",
  69             "ag:image"           : "activegrid.model.processmodel.Image",
  70             "ag:inputs"          : "activegrid.model.processmodel.Inputs",
  71             "ag:label"           : "activegrid.model.processmodel.Label",
  72             "ag:processmodel"    : "activegrid.model.processmodel.ProcessModel",
  73             "ag:processmodelref" : "activegrid.server.deployment.ProcessModelRef",
  74             "ag:query"           : "activegrid.model.processmodel.Query",
  75             "ag:restParameter"   : "activegrid.server.deployment.RestParameter",
  76             "ag:restService"     : "activegrid.server.deployment.RestService",
  77             "ag:schemaOptions"   : "activegrid.model.schema.SchemaOptions",
  78             "ag:schemaref"       : "activegrid.server.deployment.SchemaRef",
  79             "ag:serviceref"      : "activegrid.server.deployment.ServiceRef",
  80             "ag:set"             : "activegrid.model.processmodel.SetOperation",
  81             "ag:text"            : "activegrid.model.processmodel.Text",
  82             "ag:title"           : "activegrid.model.processmodel.Title",
  83             "ag:view"            : "activegrid.model.processmodel.View",
  84             "bpws:case"          : "activegrid.model.processmodel.BPELCase",
  85             "bpws:catch"         : "activegrid.model.processmodel.BPELCatch",
  86             "bpws:faultHandlers" : "activegrid.model.processmodel.BPELFaultHandlers",
  87             "bpws:invoke"        : "activegrid.model.processmodel.BPELInvoke",
  88             "bpws:onMessage"     : "activegrid.model.processmodel.BPELOnMessage",
  89             "bpws:otherwise"     : "activegrid.model.processmodel.BPELOtherwise",
  90             "bpws:pick"          : "activegrid.model.processmodel.BPELPick",
  91             "bpws:process"       : "activegrid.model.processmodel.BPELProcess",
  92             "bpws:receive"       : "activegrid.model.processmodel.BPELReceive",
  93             "bpws:reply"         : "activegrid.model.processmodel.BPELReply",
  94             "bpws:scope"         : "activegrid.model.processmodel.BPELScope",
  95             "bpws:sequence"      : "activegrid.model.processmodel.BPELSequence",
  96             "bpws:switch"        : "activegrid.model.processmodel.BPELSwitch",
  97             "bpws:terminate"     : "activegrid.model.processmodel.BPELTerminate",
  98             "bpws:variable"      : "activegrid.model.processmodel.BPELVariable",
  99             "bpws:variables"     : "activegrid.model.processmodel.BPELVariables",
 100             "bpws:while"         : "activegrid.model.processmodel.BPELWhile",
 101             "wsdl:message"       : "activegrid.model.processmodel.WSDLMessage",
 102             "wsdl:part"          : "activegrid.model.processmodel.WSDLPart",
 103             "xforms:group"       : "activegrid.model.processmodel.XFormsGroup",
 104             "xforms:input"       : "activegrid.model.processmodel.XFormsInput",
 105             "xforms:label"       : "activegrid.model.processmodel.XFormsLabel",
 106             "xforms:output"      : "activegrid.model.processmodel.XFormsOutput",
 107             "xforms:secret"      : "activegrid.model.processmodel.XFormsSecret",
 108             "xforms:submit"      : "activegrid.model.processmodel.XFormsSubmit",
 109             "xs:all"             : "activegrid.model.schema.XsdSequence",
 110             "xs:complexType"     : "activegrid.model.schema.XsdComplexType",
 111             "xs:element"         : "activegrid.model.schema.XsdElement",
 112             "xs:field"           : "activegrid.model.schema.XsdKeyField",
 113             "xs:key"             : "activegrid.model.schema.XsdKey",
 114             "xs:keyref"          : "activegrid.model.schema.XsdKeyRef",
 115             "xs:schema"          : "activegrid.model.schema.Schema",
 116             "xs:selector"        : "activegrid.model.schema.XsdKeySelector",
 117             "xs:sequence"        : "activegrid.model.schema.XsdSequence",
 118           }
 119
 120         for keyName, className in AG_TYPE_MAPPING.iteritems():
 121             try:
 122                 tmpAgKnownTypes[keyName] = objutils.classForName(className)
 123             except KeyError:
 124                 print "Error mapping knownType", className
 125                 pass
 126         if len(tmpAgKnownTypes) > 0:
 127             agKnownTypes = tmpAgKnownTypes
 128     return agKnownTypes