def text_to_data(self, text, elt, ps): '''convert text into typecode specific data. ''' if text is None: return None m = self.lex_pattern.match(text) if not m: raise EvaluateException('Bad Gregorian: %s' % text, ps.Backtrace(elt)) try: retval = _dict_to_tuple(m.groupdict()) except ValueError: raise if self.fix_timezone: retval = _fix_timezone(retval, tz_from=m.groupdict().get('tz'), tz_to=None) retval = _fix_none_fields(retval) if self.pyclass is not None: return self.pyclass(retval) return retval
def XML(self, uri, tc, ps, **keywords): content = self.get(uri) if content: dom = ps.readerclass().fromStream(content) return _child_elements(dom)[0] if not self.next: raise EvaluateException("Unresolvable URI " + uri) return self.next.XML(uri, tc, ps, **keywords)
def parse(self, elt, ps): val = Decimal.parse(self, elt, ps) if val not in self.choices: raise EvaluateException('Value "' + str(val) + \ '" not in enumeration list', ps.Backtrace(elt)) return val
def parse_offset(self, elt, ps): o = _find_arrayoffset(elt) if not o: return 0 if not _offset_pat.match(o): raise EvaluateException('Bad offset "' + o + '"', ps.Backtrace(elt)) return int(o[1:-1])
def text_to_data(self, text, elt, ps): '''convert text into typecode specific data. ''' if text is None: return None m = Duration.lex_pattern.match(text) if m is None: raise EvaluateException('Illegal duration', ps.Backtrace(elt)) d = m.groupdict() if d['T'] and (d['h'] is None and d['m'] is None and d['s'] is None): raise EvaluateException('Duration has T without time') try: retval = _dict_to_tuple(d) except ValueError as e: raise EvaluateException(str(e)) if self.pyclass is not None: return self.pyclass(retval) return retval
def text_to_data(self, text, elt, ps): '''convert text into typecode specific data. ''' if text is None: return None m = self.lex_pattern.match(text) if not m: raise EvaluateException('Bad Gregorian: %s' %text, ps.Backtrace(elt)) try: retval = _dict_to_tuple(m.groupdict()) except ValueError, e: #raise EvaluateException(str(e)) raise
def getSubstituteType(self, elt, ps): '''if xsi:type does not match the instance type attr, check to see if it is a derived type substitution. DONT Return the element's type. Parameters: elt -- the DOM element being parsed ps -- the ParsedSoap object. ''' pyclass = SchemaInstanceType.getTypeDefinition(*self.type) if pyclass is None: raise EvaluateException( 'No Type registed for xsi:type=(%s, %s)' % (self.type[0], self.type[1]), ps.Backtrace(elt)) typeName = _find_type(elt) prefix, typeName = SplitQName(typeName) uri = ps.GetElementNSdict(elt).get(prefix) subclass = SchemaInstanceType.getTypeDefinition(uri, typeName) if subclass is None: # FIXME: this is a hack subclass = SchemaInstanceType.getTypeDefinition( elt.namespaceURI, typeName) if subclass is None: raise EvaluateException( 'No registered xsi:type=(%s, %s), substitute for xsi:type=(%s, %s)' % (uri, typeName, self.type[0], self.type[1]), ps.Backtrace(elt)) if not issubclass(subclass, pyclass) and subclass( None) and not issubclass(subclass, pyclass): raise TypeError( 'Substitute Type (%s, %s) is not derived from %s' % (self.type[0], self.type[1], pyclass), ps.Backtrace(elt)) return subclass((self.nspname, self.pname))
def parse(self, elt, ps): debug = self.logger.debugOn() debug and self.logger.debug('parse') xtype = self.checkname(elt, ps) if self.type and xtype not in [self.type, (None, None)]: if not isinstance(self, TypeDefinition): raise EvaluateException(\ 'ComplexType for %s has wrong type(%s), looking for %s' % (self.pname, self.checktype(elt,ps), self.type), ps.Backtrace(elt)) else: #TODO: mabye change MRO to handle this debug and self.logger.debug('delegate to substitute type') what = TypeDefinition.getSubstituteType(self, elt, ps) return what.parse(elt, ps) href = _find_href(elt) if href: if _children(elt): raise EvaluateException('Struct has content and HREF', ps.Backtrace(elt)) elt = ps.FindLocalHREF(href, elt) c = _child_elements(elt) count = len(c) if self.nilled(elt, ps): return Nilled # Create the object. if self.pyclass: # type definition must be informed of element tag (nspname,pname), # element declaration is initialized with a tag. try: pyobj = self.pyclass() except Exception, e: raise TypeError("Constructing element (%s,%s) with pyclass(%s), %s" \ %(self.nspname, self.pname, self.pyclass.__name__, str(e)))
def setUp(self): '''Look for WS-Address ''' toplist = [wsa for wsa in WSA_LIST if wsa.ADDRESS == self.wsAddressURI] epr = 'EndpointReferenceType' for WSA in toplist + WSA_LIST: if (self.wsAddressURI is not None and self.wsAddressURI != WSA.ADDRESS) or \ _has_type_definition(WSA.ADDRESS, epr) is True: break else: raise EvaluateException( 'enabling wsAddressing requires the inclusion of that namespace' ) self.wsAddressURI = WSA.ADDRESS self.anonymousURI = WSA.ANONYMOUS self._replyTo = WSA.ANONYMOUS
def _getWSAddressTypeCodes(self, **kw): '''kw -- namespaceURI keys with sequence of element names. ''' typecodes = [] try: for nsuri, elements in list(kw.items()): for el in elements: typecode = GED(nsuri, el) if typecode is None: raise WSActionException( 'Missing namespace, import "%s"' % nsuri) typecodes.append(typecode) else: pass except EvaluateException as ex: raise EvaluateException( 'To use ws-addressing register typecodes for namespace(%s)' % self.wsAddressURI) return typecodes
def get_pythontype(self, msg_type, targetNamespace, typeclass=None): if not typeclass: tc = self.get_typeclass(msg_type, targetNamespace) else: tc = typeclass if tc in self._tc_to_int: return 'int' elif tc in self._tc_to_float: return 'float' elif tc in self._tc_to_string: return 'str' elif tc in self._tc_to_tuple: return 'tuple' elif tc in [TCcompound.Array]: return 'list' elif tc in [TC.Boolean]: return 'bool' elif isinstance(tc, TypeCode): raise EvaluateException( 'failed to map zsi typecode to a python type') return None
def _check_allowed(self, uri): for a in self.allowed: if uri.startswith(a): return raise EvaluateException("Disallowed URI prefix")
def Opaque(self, uri, tc, ps, **keywords): content = self.get(uri) if content: return content.getvalue() if not self.__next__: raise EvaluateException("Unresolvable URI " + uri) return self.next.Opaque(uri, tc, ps, **keywords)
class ComplexType(TypeCode): '''Represents an element of complexType, potentially containing other elements. ''' logger = _GetLogger('ZSI.TCcompound.ComplexType') def __init__(self, pyclass, ofwhat, pname=None, inorder=False, inline=False, mutable=True, mixed=False, mixed_aname='_text', **kw): '''pyclass -- the Python class to hold the fields ofwhat -- a list of fields to be in the complexType inorder -- fields must be in exact order or not inline -- don't href/id when serializing mutable -- object could change between multiple serializations type -- the (URI,localname) of the datatype mixed -- mixed content model? True/False mixed_aname -- if mixed is True, specify text content here. Default _text ''' TypeCode.__init__(self, pname, pyclass=pyclass, **kw) self.inorder = inorder self.inline = inline self.mutable = mutable self.mixed = mixed self.mixed_aname = None if mixed is True: self.mixed_aname = mixed_aname if self.mutable is True: self.inline = True self.type = kw.get('type') or _get_xsitype(self) t = type(ofwhat) if t not in _seqtypes: raise TypeError( 'Struct ofwhat must be list or sequence, not ' + str(t)) self.ofwhat = tuple(ofwhat) if TypeCode.typechecks: # XXX Not sure how to determine if new-style class.. if self.pyclass is not None and \ type(self.pyclass) is not types.ClassType and not isinstance(self.pyclass, object): raise TypeError('pyclass must be None or an old-style/new-style class, not ' + str(type(self.pyclass))) _check_typecode_list(self.ofwhat, 'ComplexType') def parse(self, elt, ps): debug = self.logger.debugOn() debug and self.logger.debug('parse') xtype = self.checkname(elt, ps) if self.type and xtype not in [ self.type, (None,None) ]: if not isinstance(self, TypeDefinition): raise EvaluateException(\ 'ComplexType for %s has wrong type(%s), looking for %s' % (self.pname, self.checktype(elt,ps), self.type), ps.Backtrace(elt)) else: #TODO: mabye change MRO to handle this debug and self.logger.debug('delegate to substitute type') what = TypeDefinition.getSubstituteType(self, elt, ps) return what.parse(elt, ps) href = _find_href(elt) if href: if _children(elt): raise EvaluateException('Struct has content and HREF', ps.Backtrace(elt)) elt = ps.FindLocalHREF(href, elt) c = _child_elements(elt) count = len(c) if self.nilled(elt, ps): return Nilled # Create the object. v = {} # parse all attributes contained in attribute_typecode_dict (user-defined attributes), # the values (if not None) will be keyed in self.attributes dictionary. attributes = self.parse_attributes(elt, ps) if attributes: v[self.attrs_aname] = attributes #MIXED if self.mixed is True: v[self.mixed_aname] = self.simple_value(elt,ps, mixed=True) # Clone list of kids (we null it out as we process) c, crange = c[:], range(len(c)) # Loop over all items we're expecting if debug: self.logger.debug("ofwhat: %s",str(self.ofwhat)) any = None for i,what in [ (i, self.ofwhat[i]) for i in range(len(self.ofwhat)) ]: # retrieve typecode if it is hidden if callable(what): what = what() # Loop over all available kids if debug: self.logger.debug("what: (%s,%s)", what.nspname, what.pname) for j,c_elt in [ (j, c[j]) for j in crange if c[j] ]: if debug: self.logger.debug("child node: (%s,%s)", c_elt.namespaceURI, c_elt.tagName) if what.name_match(c_elt): # Parse value, and mark this one done. try: value = what.parse(c_elt, ps) except EvaluateException, e: #what = _get_substitute_element(c_elt, what) #value = what.parse(c_elt, ps) raise if what.maxOccurs > 1: if v.has_key(what.aname): v[what.aname].append(value) else: v[what.aname] = [value] c[j] = None continue else: v[what.aname] = value c[j] = None break else: if debug: self.logger.debug("no element (%s,%s)", what.nspname, what.pname) # No match; if it was supposed to be here, that's an error. if self.inorder is True and i == j: raise EvaluateException('Out of order complexType', ps.Backtrace(c_elt)) else: # only supporting 1 <any> declaration in content. if isinstance(what,AnyElement): any = what elif hasattr(what, 'default'): v[what.aname] = what.default elif what.minOccurs > 0 and not v.has_key(what.aname): raise EvaluateException('Element "' + what.aname + \ '" missing from complexType', ps.Backtrace(elt)) # Look for wildcards and unprocessed children # XXX Stick all this stuff in "any", hope for no collisions if any is not None: occurs = 0 v[any.aname] = [] for j,c_elt in [ (j, c[j]) for j in crange if c[j] ]: value = any.parse(c_elt, ps) if any.maxOccurs == UNBOUNDED or any.maxOccurs > 1: v[any.aname].append(value) else: v[any.aname] = value occurs += 1 # No such thing as nillable <any> if any.maxOccurs == 1 and occurs == 0: v[any.aname] = None elif occurs < any.minOccurs or (any.maxOccurs!=UNBOUNDED and any.maxOccurs<occurs): raise EvaluateException('occurances of <any> elements(#%d) bound by (%d,%s)' %( occurs, any.minOccurs,str(any.maxOccurs)), ps.Backtrace(elt)) if not self.pyclass: return v # type definition must be informed of element tag (nspname,pname), # element declaration is initialized with a tag. try: pyobj = self.pyclass() except Exception, e: raise TypeError("Constructing element (%s,%s) with pyclass(%s), %s" \ %(self.nspname, self.pname, self.pyclass.__name__, str(e)))
def cb(self, elt, sw, pyobj, name=None, **kw): debug = self.logger.debugOn() if debug: self.logger.debug("cb: %s" %str(self.ofwhat)) objid = _get_idstr(pyobj) ns,n = self.get_name(name, objid) if pyobj is None: if self.nillable is True: elem = elt.createAppendElement(ns, n) self.serialize_as_nil(elem) return raise EvaluateException, 'element(%s,%s) is not nillable(%s)' %( self.nspname,self.pname,self.nillable) if self.mutable is False and sw.Known(pyobj): return if debug: self.logger.debug("element: (%s, %s)", str(ns), n) if n is not None: elem = elt.createAppendElement(ns, n) self.set_attributes(elem, pyobj) if kw.get('typed', self.typed) is True: self.set_attribute_xsi_type(elem) #MIXED For now just stick it in front. if self.mixed is True and self.mixed_aname is not None: if hasattr(pyobj, self.mixed_aname): textContent = getattr(pyobj, self.mixed_aname) if hasattr(textContent, 'typecode'): textContent.typecode.serialize_text_node(elem, sw, textContent) elif type(textContent) in _stringtypes: if debug: self.logger.debug("mixed text content:\n\t%s", textContent) elem.createAppendTextNode(textContent) else: raise EvaluateException('mixed test content in element (%s,%s) must be a string type' %( self.nspname,self.pname), sw.Backtrace(elt)) else: if debug: self.logger.debug("mixed NO text content in %s", self.mixed_aname) else: #For information items w/o tagNames # ie. model groups,SOAP-ENC:Header elem = elt if self.inline: pass elif not self.inline and self.unique: raise EvaluateException('Not inline, but unique makes no sense. No href/id.', sw.Backtrace(elt)) elif n is not None: self.set_attribute_id(elem, objid) if self.pyclass and type(self.pyclass) is type: f = lambda attr: getattr(pyobj, attr, None) elif self.pyclass: d = pyobj.__dict__ f = lambda attr: d.get(attr) else: d = pyobj f = lambda attr: pyobj.get(attr) if TypeCode.typechecks and type(d) != types.DictType: raise TypeError("Classless struct didn't get dictionary") indx, lenofwhat = 0, len(self.ofwhat) if debug: self.logger.debug('element declaration (%s,%s)', self.nspname, self.pname) if self.type: self.logger.debug('xsi:type definition (%s,%s)', self.type[0], self.type[1]) else: self.logger.warning('NO xsi:type') while indx < lenofwhat: occurs = 0 what = self.ofwhat[indx] # retrieve typecode if hidden if callable(what): what = what() if debug: self.logger.debug('serialize what -- %s', what.__class__.__name__) # No way to order <any> instances, so just grab any unmatched # anames and serialize them. Only support one <any> in all content. # Must be self-describing instances # Regular handling of declared elements aname = what.aname v = f(aname) indx += 1 if what.minOccurs == 0 and v is None: continue # Default to typecode, if self-describing instance, and check # to make sure it is derived from what. whatTC = what if whatTC.maxOccurs > 1 and v is not None: if type(v) not in _seqtypes: raise EvaluateException('pyobj (%s,%s), aname "%s": maxOccurs %s, expecting a %s' %( self.nspname,self.pname,what.aname,whatTC.maxOccurs,_seqtypes), sw.Backtrace(elt)) for v2 in v: occurs += 1 if occurs > whatTC.maxOccurs: raise EvaluateException('occurances (%d) exceeded maxOccurs(%d) for <%s>' %( occurs, whatTC.maxOccurs, what.pname), sw.Backtrace(elt)) what = _get_type_or_substitute(whatTC, v2, sw, elt) if debug and what is not whatTC: self.logger.debug('substitute derived type: %s' % what.__class__) what.serialize(elem, sw, v2, **kw) # try: # what.serialize(elem, sw, v2, **kw) # except Exception, e: # raise EvaluateException('Serializing %s.%s, %s %s' % # (n, whatTC.aname or '?', e.__class__.__name__, str(e))) if occurs < whatTC.minOccurs: raise EvaluateException(\ 'occurances(%d) less than minOccurs(%d) for <%s>' % (occurs, whatTC.minOccurs, what.pname), sw.Backtrace(elt)) continue if v is not None or what.nillable is True: what = _get_type_or_substitute(whatTC, v, sw, elt) if debug and what is not whatTC: self.logger.debug('substitute derived type: %s' % what.__class__) what.serialize(elem, sw, v, **kw) # try: # what.serialize(elem, sw, v, **kw) # except (ParseException, EvaluateException), e: # raise # except Exception, e: # raise EvaluateException('Serializing %s.%s, %s %s' % # (n, whatTC.aname or '?', e.__class__.__name__, str(e)), # sw.Backtrace(elt)) continue raise EvaluateException('Got None for nillable(%s), minOccurs(%d) element (%s,%s), %s' % (what.nillable, what.minOccurs, what.nspname, what.pname, elem), sw.Backtrace(elt))
def parse(self, elt, ps): debug = self.logger.debugOn() debug and self.logger.debug('parse') xtype = self.checkname(elt, ps) if self.type and xtype not in [ self.type, (None,None) ]: if not isinstance(self, TypeDefinition): raise EvaluateException(\ 'ComplexType for %s has wrong type(%s), looking for %s' % (self.pname, self.checktype(elt,ps), self.type), ps.Backtrace(elt)) else: #TODO: mabye change MRO to handle this debug and self.logger.debug('delegate to substitute type') what = TypeDefinition.getSubstituteType(self, elt, ps) return what.parse(elt, ps) href = _find_href(elt) if href: if _children(elt): raise EvaluateException('Struct has content and HREF', ps.Backtrace(elt)) elt = ps.FindLocalHREF(href, elt) c = _child_elements(elt) count = len(c) if self.nilled(elt, ps): return Nilled # Create the object. v = {} # parse all attributes contained in attribute_typecode_dict (user-defined attributes), # the values (if not None) will be keyed in self.attributes dictionary. attributes = self.parse_attributes(elt, ps) if attributes: v[self.attrs_aname] = attributes #MIXED if self.mixed is True: v[self.mixed_aname] = self.simple_value(elt,ps, mixed=True) # Clone list of kids (we null it out as we process) c, crange = c[:], range(len(c)) # Loop over all items we're expecting if debug: self.logger.debug("ofwhat: %s",str(self.ofwhat)) any = None for i,what in [ (i, self.ofwhat[i]) for i in range(len(self.ofwhat)) ]: # retrieve typecode if it is hidden if callable(what): what = what() # Loop over all available kids if debug: self.logger.debug("what: (%s,%s)", what.nspname, what.pname) for j,c_elt in [ (j, c[j]) for j in crange if c[j] ]: if debug: self.logger.debug("child node: (%s,%s)", c_elt.namespaceURI, c_elt.tagName) if what.name_match(c_elt): # Parse value, and mark this one done. try: value = what.parse(c_elt, ps) except EvaluateException, e: #what = _get_substitute_element(c_elt, what) #value = what.parse(c_elt, ps) raise if what.maxOccurs > 1: if v.has_key(what.aname): v[what.aname].append(value) else: v[what.aname] = [value] c[j] = None continue else: v[what.aname] = value c[j] = None break else: if debug: self.logger.debug("no element (%s,%s)", what.nspname, what.pname) # No match; if it was supposed to be here, that's an error. if self.inorder is True and i == j: raise EvaluateException('Out of order complexType', ps.Backtrace(c_elt)) else: # only supporting 1 <any> declaration in content. if isinstance(what,AnyElement): any = what elif hasattr(what, 'default'): v[what.aname] = what.default elif what.minOccurs > 0 and not v.has_key(what.aname): raise EvaluateException('Element "' + what.aname + \ '" missing from complexType', ps.Backtrace(elt))
def serialize(self, elt, sw, pyobj, name=None, orig=None, **kw): if pyobj not in self.choices: raise EvaluateException('Value not in int enumeration list') Integer.serialize(self, elt, sw, pyobj, name=name, orig=orig, **kw)
else: setattr(pyobj, what.aname, [value]) c[j] = None continue else: setattr(pyobj, what.aname, value) c[j] = None break if debug: self.logger.debug("no element (%s,%s)", what.nspname, what.pname) # No match; if it was supposed to be here, that's an error. if self.inorder is True and i == j: raise EvaluateException('Out of order complexType', ps.Backtrace(c_elt)) else: if hasattr(what, 'default'): setattr(pyobj, what.aname, what.default) elif what.minOccurs > 0 and not hasattr(pyobj, what.aname): raise EvaluateException('Element "' + what.aname + \ '" missing from complexType', ps.Backtrace(elt)) if isinstance(pyobj, ComplexType._DictHolder): return pyobj.__dict__ return pyobj def serialize(self, elt, sw, pyobj, inline=False, name=None, **kw): if inline or self.inline: self.cb(elt, sw, pyobj, name=name, **kw)
def serialize(self, elt, sw, pyobj, name=None, orig=None, **kw): if pyobj not in self.choices: raise EvaluateException('Value not in int enumeration list', ps.Backtrace(elt)) Decimal.serialize(self, elt, sw, pyobj, name=name, orig=orig, **kw)
def parse(self, elt, ps): debug = self.logger.debugOn() debug and self.logger.debug('parse') xtype = self.checkname(elt, ps) if self.type and xtype not in [self.type, (None, None)]: if not isinstance(self, TypeDefinition): raise EvaluateException(\ 'ComplexType for %s has wrong type(%s), looking for %s' % (self.pname, self.checktype(elt,ps), self.type), ps.Backtrace(elt)) else: #TODO: mabye change MRO to handle this debug and self.logger.debug('delegate to substitute type') what = TypeDefinition.getSubstituteType(self, elt, ps) return what.parse(elt, ps) href = _find_href(elt) if href: if _children(elt): raise EvaluateException('Struct has content and HREF', ps.Backtrace(elt)) elt = ps.FindLocalHREF(href, elt) c = _child_elements(elt) count = len(c) if self.nilled(elt, ps): return Nilled # Create the object. v = {} # parse all attributes contained in attribute_typecode_dict (user-defined attributes), # the values (if not None) will be keyed in self.attributes dictionary. attributes = self.parse_attributes(elt, ps) if attributes: v[self.attrs_aname] = attributes #MIXED if self.mixed is True: v[self.mixed_aname] = self.simple_value(elt, ps, mixed=True) # Clone list of kids (we null it out as we process) c, crange = c[:], range(len(c)) # Loop over all items we're expecting if debug: self.logger.debug("ofwhat: %s", str(self.ofwhat)) any = None for i, what in [(i, self.ofwhat[i]) for i in range(len(self.ofwhat))]: # retrieve typecode if it is hidden if callable(what): what = what() # Loop over all available kids if debug: self.logger.debug("what: (%s,%s)", what.nspname, what.pname) for j, c_elt in [(j, c[j]) for j in crange if c[j]]: # Parse value, and mark this one done. if debug: self.logger.debug("child node: (%s,%s)", c_elt.namespaceURI, c_elt.tagName) match = False if what.name_match(c_elt): match = True value = what.parse(c_elt, ps) else: # substitutionGroup head must be a global element declaration # if successful delegate to matching GED subwhat = _get_substitute_element(what, c_elt, ps) if subwhat: match = True value = subwhat.parse(c_elt, ps) if debug: self.logger.debug("substitutionGroup: %s", subwhat) if match: if what.maxOccurs > 1: if v.has_key(what.aname): v[what.aname].append(value) else: v[what.aname] = [value] c[j] = None continue else: v[what.aname] = value c[j] = None break if debug: self.logger.debug("no element (%s,%s)", what.nspname, what.pname) # No match; if it was supposed to be here, that's an error. if self.inorder is True and i == j: raise EvaluateException('Out of order complexType', ps.Backtrace(c_elt)) else: # only supporting 1 <any> declaration in content. if isinstance(what, AnyElement): any = what elif hasattr(what, 'default'): v[what.aname] = what.default elif what.minOccurs > 0 and not v.has_key(what.aname): raise EvaluateException('Element "' + what.aname + \ '" missing from complexType', ps.Backtrace(elt)) # Look for wildcards and unprocessed children # XXX Stick all this stuff in "any", hope for no collisions if any is not None: occurs = 0 v[any.aname] = [] for j, c_elt in [(j, c[j]) for j in crange if c[j]]: value = any.parse(c_elt, ps) if any.maxOccurs == UNBOUNDED or any.maxOccurs > 1: v[any.aname].append(value) else: v[any.aname] = value occurs += 1 # No such thing as nillable <any> if any.maxOccurs == 1 and occurs == 0: v[any.aname] = None elif occurs < any.minOccurs or (any.maxOccurs != UNBOUNDED and any.maxOccurs < occurs): raise EvaluateException( 'occurances of <any> elements(#%d) bound by (%d,%s)' % (occurs, any.minOccurs, str(any.maxOccurs)), ps.Backtrace(elt)) if not self.pyclass: return v # type definition must be informed of element tag (nspname,pname), # element declaration is initialized with a tag. try: pyobj = self.pyclass() except Exception, e: raise TypeError("Constructing element (%s,%s) with pyclass(%s), %s" \ %(self.nspname, self.pname, self.pyclass.__name__, str(e)))
def parse(self, elt, ps): debug = self.logger.debugOn() debug and self.logger.debug('parse') xtype = self.checkname(elt, ps) if self.type and xtype not in [self.type, (None, None)]: if not isinstance(self, TypeDefinition): raise EvaluateException(\ 'ComplexType for %s has wrong type(%s), looking for %s' % (self.pname, self.checktype(elt,ps), self.type), ps.Backtrace(elt)) else: #TODO: mabye change MRO to handle this debug and self.logger.debug('delegate to substitute type') what = TypeDefinition.getSubstituteType(self, elt, ps) return what.parse(elt, ps) href = _find_href(elt) if href: if _children(elt): raise EvaluateException('Struct has content and HREF', ps.Backtrace(elt)) elt = ps.FindLocalHREF(href, elt) c = _child_elements(elt) if self.nilled(elt, ps): return Nilled # Create the object. if self.pyclass: # type definition must be informed of element tag (nspname,pname), # element declaration is initialized with a tag. try: pyobj = self.pyclass() except Exception as e: raise TypeError("Constructing element (%s,%s) with pyclass(%s), %s" \ %(self.nspname, self.pname, self.pyclass.__name__, str(e))) else: pyobj = ComplexType._DictHolder() # parse all attributes contained in attribute_typecode_dict (user-defined attributes), # the values (if not None) will be keyed in self.attributes dictionary. attributes = self.parse_attributes(elt, ps) if attributes: setattr(pyobj, self.attrs_aname, attributes) #MIXED if self.mixed is True: setattr(pyobj, self.mixed_aname, self.simple_value(elt, ps, mixed=True)) # Clone list of kids (we null it out as we process) c, crange = c[:], list(range(len(c))) # Loop over all items we're expecting for j, c_elt in [(j, c[j]) for j in crange if c[j]]: for i, what in [(i, self.ofwhat[i]) for i in range(len(self.ofwhat))]: # retrieve typecode if it is hidden if callable(what): what = what() # Loop over all available kids # if debug: # self.logger.debug("what: (%s,%s)", what.nspname, what.pname) # Parse value, and mark this one done. # if debug: # self.logger.debug("child node: (%s,%s)", c_elt.namespaceURI, c_elt.tagName) match = False if what.name_match(c_elt): match = True value = what.parse(c_elt, ps) elif isinstance(what, AnyElement): match = True value = what.parse(c_elt, ps) else: # substitutionGroup head must be a global element declaration # if successful delegate to matching GED subwhat = _get_substitute_element(what, c_elt, ps) if subwhat: match = True value = subwhat.parse(c_elt, ps) if debug: self.logger.debug("substitutionGroup: %s", subwhat) if match: if what.maxOccurs > 1: attr = getattr(pyobj, what.aname, None) if attr is not None: attr.append(value) else: setattr(pyobj, what.aname, [value]) c[j] = None continue else: setattr(pyobj, what.aname, value) c[j] = None break if debug: self.logger.debug("no element (%s,%s)", what.nspname, what.pname) # No match; if it was supposed to be here, that's an error. if self.inorder is True and i == j: raise EvaluateException('Out of order complexType', ps.Backtrace(c_elt)) else: if hasattr(what, 'default'): setattr(pyobj, what.aname, what.default) # elif what.minOccurs > 0 and not hasattr(pyobj, what.aname): # raise EvaluateException('Element "' + what.aname + '" missing from complexType', ps.Backtrace(elt)) if isinstance(pyobj, ComplexType._DictHolder): return pyobj.__dict__ return pyobj