--- a/xmlclass/xmlclass.py Mon Jan 28 11:42:17 2008 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1534 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
-#based on the plcopen standard.
-#
-#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
-#
-#See COPYING file for copyrights details.
-#
-#This library is free software; you can redistribute it and/or
-#modify it under the terms of the GNU General Public
-#License as published by the Free Software Foundation; either
-#version 2.1 of the License, or (at your option) any later version.
-#
-#This library 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
-#General Public License for more details.
-#
-#You should have received a copy of the GNU General Public
-#License along with this library; if not, write to the Free Software
-#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-from xml.dom import minidom
-import sys, re, datetime
-from types import *
-from new import classobj
-
-LANGUAGES = ["en-US", "fr-FR", "en", "fr"]
-
-"""
-Regular expression models for check all kind of string
-"""
-Name_model = re.compile('([a-zA-Z_\:][\w\.\-\:]*)$')
-Names_model = re.compile('([a-zA-Z_\:][\w\.\-\:]*(?: [a-zA-Z_\:][\w\.\-\:]*)*)$')
-NMToken_model = re.compile('([\w\.\-\:]*)$')
-NMTokens_model = re.compile('([\w\.\-\:]*(?: [\w\.\-\:]*)*)$')
-QName_model = re.compile('((?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*)$')
-QNames_model = re.compile('((?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*(?: (?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*)*)$')
-NCName_model = re.compile('([a-zA-Z_][\w]*)$')
-URI_model = re.compile('((?:http://|/)?(?:[\w.]*/?)*)$')
-
-ONLY_ANNOTATION = re.compile("((?:annotation )?)")
-
-"""
-Regular expression models for extracting dates and times from a string
-"""
-time_model = re.compile('([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]*)?)(?:Z)?$')
-date_model = re.compile('([0-9]{4})-([0-9]{2})-([0-9]{2})((?:[\-\+][0-9]{2}:[0-9]{2})|Z)?$')
-datetime_model = re.compile('([0-9]{4})-([0-9]{2})-([0-9]{2})[ T]([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]*)?)((?:[\-\+][0-9]{2}:[0-9]{2})|Z)?$')
-
-class xml_timezone(datetime.tzinfo):
-
- def SetOffset(self, offset):
- if offset == "Z":
- self.__offset = timedelta(minutes = 0)
- self.__name = "UTC"
- else:
- sign = {"-" : -1, "+" : 1}[offset[0]]
- hours, minutes = [int(val) for val in offset[1:].split(":")]
- self.__offset = timedelta(minutes = sign * (hours * 60 + minutes))
- self.__name = ""
-
- def utcoffset(self, dt):
- return self.__offset
-
- def tzname(self, dt):
- return self.__name
-
- def dst(self, dt):
- return ZERO
-
-[SYNTAXELEMENT, SYNTAXATTRIBUTE, SIMPLETYPE, COMPLEXTYPE, COMPILEDCOMPLEXTYPE,
- ATTRIBUTESGROUP, ELEMENTSGROUP, ATTRIBUTE, ELEMENT, CHOICE, ANY, TAG
-] = range(12)
-
-def NotSupportedYet(type):
- """
- Function that generates a function that point out to user that datatype asked
- are not yet supported by xmlclass
- @param type: data type
- @return: function generated
- """
- def GetUnknownValue(attr):
- raise ValueError, "\"%s\" type isn't supported by \"xmlclass\" yet!"%type
- return GetUnknownValue
-
-"""
-This function calculates the number of whitespace for indentation
-"""
-def getIndent(indent, balise):
- first = indent * 2
- second = first + len(balise) + 1
- return "\t".expandtabs(first), "\t".expandtabs(second)
-
-
-def GetAttributeValue(attr, extract = True):
- """
- Function that extracts data from a tree node
- @param attr: tree node containing data to extract
- @param extract: attr is a tree node or not
- @return: data extracted as string
- """
- if not extract:
- return attr
- if len(attr.childNodes) == 1:
- return attr.childNodes[0].data.encode()
- else:
- # content is a CDATA
- text = ""
- for node in attr.childNodes:
- if node.nodeName != "#text":
- text += node.data.encode()
- return text
-
-
-def GetNormalizedString(attr, extract = True):
- """
- Function that normalizes a string according to XML 1.0. Replace tabulations,
- line feed and carriage return by white space
- @param attr: tree node containing data to extract or data to normalize
- @param extract: attr is a tree node or not
- @return: data normalized as string
- """
- if extract:
- return GetAttributeValue(attr).replace("\n", " ").replace("\t", " ")
- else:
- return attr.replace("\n", " ").replace("\t", " ")
-
-
-def GetToken(attr, extract = True):
- """
- Function that tokenizes a string according to XML 1.0. Remove any leading and
- trailing white space and replace internal sequence of two or more spaces by
- only one white space
- @param attr: tree node containing data to extract or data to tokenize
- @param extract: attr is a tree node or not
- @return: data tokenized as string
- """
- return " ".join([part for part in GetNormalizedString(attr, extract).split(" ") if part])
-
-
-def GetHexInteger(attr, extract = True):
- """
- Function that extracts an hexadecimal integer from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as an integer
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- try:
- return int(value, 16)
- except:
- raise ValueError, "\"%s\" isn't a valid hexadecimal integer!"%value
-
-
-def GenerateIntegerExtraction(minInclusive = None, maxInclusive = None, minExclusive = None, maxExclusive = None):
- """
- Function that generates an extraction function for integer defining min and max
- of integer value
- @param minInclusive: inclusive minimum
- @param maxInclusive: inclusive maximum
- @param minExclusive: exclusive minimum
- @param maxExclusive: exclusive maximum
- @return: function generated
- """
- def GetInteger(attr, extract = True):
- """
- Function that extracts an integer from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as an integer
- """
-
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- try:
- # TODO: permit to write value like 1E2
- value = int(value)
- except:
- raise ValueError, "\"%s\" isn't a valid integer!"%value
- if minInclusive is not None and value < minInclusive:
- raise ValueError, "%d isn't greater or equal to %d!"%(value, minInclusive)
- if maxInclusive is not None and value > maxInclusive:
- raise ValueError, "%d isn't lesser or equal to %d!"%(value, maxInclusive)
- if minExclusive is not None and value <= minExclusive:
- raise ValueError, "%d isn't greater than %d!"%(value, minExclusive)
- if maxExclusive is not None and value >= maxExclusive:
- raise ValueError, "%d isn't lesser than %d!"%(value, maxExclusive)
- return value
- return GetInteger
-
-
-def GenerateFloatExtraction(type, extra_values = []):
- """
- Function that generates an extraction function for float
- @param type: name of the type of float
- @return: function generated
- """
- def GetFloat(attr, extract = True):
- """
- Function that extracts a float from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a float
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- try:
- if value in extra_values:
- return value
- return float(value)
- except:
- raise ValueError, "\"%s\" isn't a valid %s!"%(value, type)
- return GetFloat
-
-
-def GetBoolean(attr, extract = True):
- """
- Function that extracts a boolean from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a boolean
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- if value == "true" or value == "1":
- return True
- elif value == "false" or value == "0":
- return False
- else:
- raise ValueError, "\"%s\" isn't a valid boolean!"%value
-
-
-def GetTime(attr, extract = True):
- """
- Function that extracts a time from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a time
- """
- if extract:
- result = time_model.match(GetAttributeValue(attr))
- else:
- result = time_model.match(attr)
- if result:
- values = result.groups()
- time_values = [int(v) for v in values[:2]]
- seconds = float(values[2])
- time_values.extend([int(seconds), int((seconds % 1) * 1000000)])
- return datetime.time(*time_values)
- else:
- raise ValueError, "\"%s\" is not a valid time!"%value
-
-
-def GetDate(attr, extract = True):
- """
- Function that extracts a date from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a date
- """
- if extract:
- result = date_model.match(GetAttributeValue(attr))
- else:
- result = date_model.match(attr)
- if result:
- values = result.groups()
- date_values = [int(v) for v in values[:3]]
- if values[3] is not None:
- tz = xml_timezone()
- tz.SetOffset(values[3])
- date_values.append(tz)
- return datetime.date(*date_values)
- else:
- raise ValueError, "\"%s\" is not a valid date!"%value
-
-
-def GetDateTime(attr, extract = True):
- """
- Function that extracts date and time from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as date and time
- """
- if extract:
- result = datetime_model.match(GetAttributeValue(attr))
- else:
- result = datetime_model.match(attr)
- if result:
- values = result.groups()
- datetime_values = [int(v) for v in values[:5]]
- seconds = float(values[5])
- datetime_values.extend([int(seconds), int((seconds % 1) * 1000000)])
- if values[6] is not None:
- tz = xml_timezone()
- tz.SetOffset(values[6])
- datetime_values.append(tz)
- return datetime.datetime(*datetime_values)
- else:
- raise ValueError, "\"%s\" is not a valid datetime!"%value
-
-
-def GenerateModelNameExtraction(type, model):
- """
- Function that generates an extraction function for string matching a model
- @param type: name of the data type
- @param model: model that data must match
- @return: function generated
- """
- def GetModelName(attr, extract = True):
- """
- Function that extracts a string from a tree node or not and check that
- string extracted or given match the model
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a string if matching
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- result = model.match(value)
- if not result:
- raise ValueError, "\"%s\" is not a valid %s!"%(value, type)
- return value
- return GetModelName
-
-
-def GenerateLimitExtraction(min = None, max = None, unbounded = True):
- """
- Function that generates an extraction function for integer defining min and max
- of integer value
- @param min: minimum limit value
- @param max: maximum limit value
- @param unbounded: value can be "unbounded" or not
- @return: function generated
- """
- def GetLimit(attr, extract = True):
- """
- Function that extracts a string from a tree node or not and check that
- string extracted or given is in a list of values
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a string
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- if value == "unbounded":
- if unbounded:
- return value
- else:
- raise "\"%s\" isn't a valid value for this member limit!"%value
- try:
- limit = int(value)
- except:
- raise "\"%s\" isn't a valid value for this member limit!"%value
- if limit < 0:
- raise "\"%s\" isn't a valid value for this member limit!"%value
- elif min is not None and limit < min:
- raise "\"%s\" isn't a valid value for this member limit!"%value
- elif max is not None and limit > max:
- raise "\"%s\" isn't a valid value for this member limit!"%value
- return limit
- return GetLimit
-
-
-def GenerateEnumeratedExtraction(type, list):
- """
- Function that generates an extraction function for enumerated values
- @param type: name of the data type
- @param list: list of possible values
- @return: function generated
- """
- def GetEnumerated(attr, extract = True):
- """
- Function that extracts a string from a tree node or not and check that
- string extracted or given is in a list of values
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a string
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- if value in list:
- return value
- else:
- raise ValueError, "\"%s\" isn't a valid value for %s!"%(value, type)
- return GetEnumerated
-
-
-def GetNamespaces(attr, extract = True):
- """
- Function that extracts a list of namespaces from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: list of namespaces
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- if value == "":
- return []
- elif value == "##any" or value == "##other":
- namespaces = [value]
- else:
- namespaces = []
- for item in value.split(" "):
- if item == "##targetNamespace" or item == "##local":
- namespaces.append(item)
- else:
- result = URI_model.match(item)
- if result is not None:
- namespaces.append(item)
- else:
- raise ValueError, "\"%s\" isn't a valid value for namespace!"%value
- return namespaces
-
-
-def GenerateGetList(type, list):
- """
- Function that generates an extraction function for a list of values
- @param type: name of the data type
- @param list: list of possible values
- @return: function generated
- """
- def GetLists(attr, extract = True):
- """
- Function that extracts a list of values from a tree node or a string
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: list of values
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- if value == "":
- return []
- elif value == "#all":
- return [value]
- else:
- values = []
- for item in value.split(" "):
- if item in list:
- values.append(item)
- else:
- raise ValueError, "\"%s\" isn't a valid value for %s!"%(value, type)
- return values
- return GetLists
-
-
-def GenerateModelNameListExtraction(type, model):
- """
- Function that generates an extraction function for list of string matching a model
- @param type: name of the data type
- @param model: model that list elements must match
- @return: function generated
- """
- def GetModelNameList(attr, extract = True):
- """
- Function that extracts a list of string from a tree node or not and check
- that all the items extracted match the model
- @param attr: tree node containing data to extract or data as a string
- @param extract: attr is a tree node or not
- @return: data as a list of string if matching
- """
- if extract:
- value = GetAttributeValue(attr)
- else:
- value = attr
- values = []
- for item in value.split(" "):
- result = model.match(item)
- if result is not None:
- values.append(item)
- else:
- raise ValueError, "\"%s\" isn't a valid value for %s!"%(value, type)
- return values
- return GetModelNameList
-
-def GenerateAnyInfos():
- def ExtractAny(tree):
- return tree.data.encode()
-
- def GenerateAny(value, name = None, indent = 0):
- return "<![CDATA[%s]]>\n"%str(value)
-
- return {
- "type" : COMPLEXTYPE,
- "extract" : ExtractAny,
- "generate" : GenerateAny,
- "initial" : lambda: "",
- "check" : lambda x: isinstance(x, (StringType, UnicodeType))
- }
-
-def GenerateTagInfos(name):
- def ExtractTag(tree):
- if len(tree._attrs) > 0:
- raise ValueError, "\"%s\" musn't have attributes!"%name
- if len(tree.childNodes) > 0:
- raise ValueError, "\"%s\" musn't have children!"%name
- return None
-
- def GenerateTag(value, name = None, indent = 0):
- if name is not None:
- ind1, ind2 = getIndent(indent, name)
- return ind1 + "<%s/>\n"%name
- else:
- return ""
-
- return {
- "type" : TAG,
- "extract" : ExtractTag,
- "generate" : GenerateTag,
- "initial" : lambda: None,
- "check" : lambda x: x == None
- }
-
-def GenerateContentInfos(factory, choices):
- def GetContentInitial():
- content_name, infos = choices[0]
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos["elmt_type"])
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1:
- return {"name" : content_name, "value" : map(infos["elmt_type"]["initial"], range(infos["minOccurs"]))}
- else:
- return {"name" : content_name, "value" : infos["elmt_type"]["initial"]()}
-
- def CheckContent(value):
- for content_name, infos in choices:
- if content_name == value["name"]:
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos["elmt_type"])
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1:
- if isinstance(value["value"], ListType) and infos["minOccurs"] <= len(value["value"]) <= infos["maxOccurs"]:
- return reduce(lambda x, y: x and y, map(infos["elmt_type"]["check"], value["value"]), True)
- else:
- return infos["elmt_type"]["check"](value["value"])
- return False
-
- def ExtractContent(tree, content):
- for content_name, infos in choices:
- if content_name == tree.nodeName:
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos["elmt_type"])
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1:
- if isinstance(content, ListType) and len(content) > 0 and content[-1]["name"] == content_name:
- content_item = content.pop(-1)
- content_item["value"].append(infos["elmt_type"]["extract"](tree))
- return content_item
- elif not isinstance(content, ListType) and content is not None and content["name"] == content_name:
- return {"name" : content_name, "value" : content["value"] + [infos["elmt_type"]["extract"](tree)]}
- else:
- return {"name" : content_name, "value" : [infos["elmt_type"]["extract"](tree)]}
- else:
- return {"name" : content_name, "value" : infos["elmt_type"]["extract"](tree)}
- raise ValueError, "Invalid element \"%s\" for content!"%tree.nodeName
-
- def GenerateContent(value, name = None, indent = 0):
- for content_name, infos in choices:
- if content_name == value["name"]:
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos["elmt_type"])
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1:
- text = ""
- for item in value["value"]:
- text += infos["elmt_type"]["generate"](item, content_name, indent)
- return text
- else:
- return infos["elmt_type"]["generate"](value["value"], content_name, indent)
- return ""
-
- return {
- "initial" : GetContentInitial,
- "check" : CheckContent,
- "extract" : ExtractContent,
- "generate" : GenerateContent
- }
-
-#-------------------------------------------------------------------------------
-# Structure extraction functions
-#-------------------------------------------------------------------------------
-
-
-def DecomposeQualifiedName(name):
- result = QName_model.match(name)
- if not result:
- raise ValueError, "\"%s\" isn't a valid QName value!"%name
- parts = result.groups()[0].split(':')
- if len(parts) == 1:
- return None, parts[0]
- return parts
-
-def GenerateElement(element_name, attributes, elements_model, accept_text = False):
- def ExtractElement(factory, node):
- attrs = factory.ExtractNodeAttrs(element_name, node, attributes)
- children_structure = ""
- children_infos = []
- children = []
- for child in node.childNodes:
- if child.nodeName not in ["#comment", "#text"]:
- namespace, childname = DecomposeQualifiedName(child.nodeName)
- children_structure += "%s "%childname
- result = elements_model.match(children_structure)
- if not result:
- raise ValueError, "Invalid structure for \"%s\" children!. First element invalid."%node.nodeName
- valid = result.groups()[0]
- if len(valid) < len(children_structure):
- raise ValueError, "Invalid structure for \"%s\" children!. Element number %d invalid."%(node.nodeName, len(valid.split(" ")) - 1)
- for child in node.childNodes:
- if child.nodeName != "#comment" and (accept_text or child.nodeName != "#text"):
- if child.nodeName == "#text":
- children.append(GetAttributeValue(node))
- else:
- namespace, childname = DecomposeQualifiedName(child.nodeName)
- infos = factory.GetQualifiedNameInfos(childname, namespace)
- if infos["type"] != SYNTAXELEMENT:
- raise ValueError, "\"%s\" can't be a member child!"%name
- if element_name in infos["extract"]:
- children.append(infos["extract"][element_name](factory, child))
- else:
- children.append(infos["extract"]["default"](factory, child))
- return node.nodeName, attrs, children
- return ExtractElement
-
-
-"""
-Class that generate class from an XML Tree
-"""
-class ClassFactory:
-
- def __init__(self, document, debug = False):
- self.Document = document
- self.Debug = debug
-
- # Dictionary for stocking Classes and Types definitions created from the XML tree
- self.XMLClassDefinitions = {}
-
- self.DefinedNamespaces = {}
- self.Namespaces = {}
- self.SchemaNamespace = None
- self.TargetNamespace = None
-
- self.CurrentCompilations = []
-
- # Dictionaries for stocking Classes and Types generated
- self.ComputeAfter = []
- self.ComputedClasses = {}
- self.AlreadyComputed = {}
-
- def GetQualifiedNameInfos(self, name, namespace = None, canbenone = False):
- if namespace is None:
- if name in self.Namespaces[self.SchemaNamespace]:
- return self.Namespaces[self.SchemaNamespace][name]
- for space, elements in self.Namespaces.items():
- if space != self.SchemaNamespace and name in elements:
- return elements[name]
- parts = name.split("_", 1)
- if len(parts) > 1:
- group = self.GetQualifiedNameInfos(parts[0], namespace)
- if group is not None and group["type"] == ELEMENTSGROUP:
- elements = []
- if "elements" in group:
- elements = group["elements"]
- elif "choices" in group:
- elements = group["choices"]
- for element in elements:
- if element["name"] == parts[1]:
- return element
- if not canbenone:
- raise ValueError, "Unknown element \"%s\" for any defined namespaces!"%name
- elif namespace in self.Namespaces:
- if name in self.Namespaces[namespace]:
- return self.Namespaces[namespace][name]
- parts = name.split("_", 1)
- if len(parts) > 1:
- group = self.GetQualifiedNameInfos(parts[0], namespace)
- if group is not None and group["type"] == ELEMENTSGROUP:
- elements = []
- if "elements" in group:
- elements = group["elements"]
- elif "choices" in group:
- elements = group["choices"]
- for element in elements:
- if element["name"] == parts[1]:
- return element
- if not canbenone:
- raise ValueError, "Unknown element \"%s\" for namespace \"%s\"!"%(name, namespace)
- elif not canbenone:
- raise ValueError, "Unknown namespace \"%s\"!"%namespace
- return None
-
- def SplitQualifiedName(self, name, namespace = None, canbenone = False):
- if namespace is None:
- if name in self.Namespaces[self.SchemaNamespace]:
- return name, None
- for space, elements in self.Namespaces.items():
- if space != self.SchemaNamespace and name in elements:
- return name, None
- parts = name.split("_", 1)
- if len(parts) > 1:
- group = self.GetQualifiedNameInfos(parts[0], namespace)
- if group is not None and group["type"] == ELEMENTSGROUP:
- elements = []
- if "elements" in group:
- elements = group["elements"]
- elif "choices" in group:
- elements = group["choices"]
- for element in elements:
- if element["name"] == parts[1]:
- return part[1], part[0]
- if not canbenone:
- raise ValueError, "Unknown element \"%s\" for any defined namespaces!"%name
- elif namespace in self.Namespaces:
- if name in self.Namespaces[namespace]:
- return name, None
- parts = name.split("_", 1)
- if len(parts) > 1:
- group = self.GetQualifiedNameInfos(parts[0], namespace)
- if group is not None and group["type"] == ELEMENTSGROUP:
- elements = []
- if "elements" in group:
- elements = group["elements"]
- elif "choices" in group:
- elements = group["choices"]
- for element in elements:
- if element["name"] == parts[1]:
- return parts[1], parts[0]
- if not canbenone:
- raise ValueError, "Unknown element \"%s\" for namespace \"%s\"!"%(name, namespace)
- elif not canbenone:
- raise ValueError, "Unknown namespace \"%s\"!"%namespace
- return None, None
-
- def ExtractNodeAttrs(self, element_name, node, valid_attrs):
- attrs = {}
- for qualified_name, attr in node._attrs.items():
- namespace, name = DecomposeQualifiedName(qualified_name)
- if name in valid_attrs:
- infos = self.GetQualifiedNameInfos(name, namespace)
- if infos["type"] != SYNTAXATTRIBUTE:
- raise ValueError, "\"%s\" can't be a member attribute!"%name
- elif name in attrs:
- raise ValueError, "\"%s\" attribute has been twice!"%name
- elif element_name in infos["extract"]:
- attrs[name] = infos["extract"][element_name](attr)
- else:
- attrs[name] = infos["extract"]["default"](attr)
- elif namespace == "xmlns":
- infos = self.GetQualifiedNameInfos("anyURI", self.SchemaNamespace)
- self.DefinedNamespaces[infos["extract"](attr)] = name
- else:
- raise ValueError, "Invalid attribute \"%s\" for member \"%s\"!"%(qualified_name, node.nodeName)
- for attr in valid_attrs:
- if attr not in attrs and attr in self.Namespaces[self.SchemaNamespace] and "default" in self.Namespaces[self.SchemaNamespace][attr]:
- if element_name in self.Namespaces[self.SchemaNamespace][attr]["default"]:
- default = self.Namespaces[self.SchemaNamespace][attr]["default"][element_name]
- else:
- default = self.Namespaces[self.SchemaNamespace][attr]["default"]["default"]
- if default is not None:
- attrs[attr] = default
- return attrs
-
- def ReduceElements(self, elements, schema=False):
- result = []
- for child_infos in elements:
- if "name" in child_infos[1] and schema:
- self.CurrentCompilations.append(child_infos[1]["name"])
- namespace, name = DecomposeQualifiedName(child_infos[0])
- infos = self.GetQualifiedNameInfos(name, namespace)
- if infos["type"] != SYNTAXELEMENT:
- raise ValueError, "\"%s\" can't be a member child!"%name
- result.append(infos["reduce"](self, child_infos[1], child_infos[2]))
- if "name" in child_infos[1] and schema:
- self.CurrentCompilations.pop(-1)
- annotations = []
- children = []
- for element in result:
- if element["type"] == "annotation":
- annotations.append(element)
- else:
- children.append(element)
- return annotations, children
-
- def AddComplexType(self, typename, infos):
- if typename not in self.XMLClassDefinitions:
- self.XMLClassDefinitions[typename] = infos
- else:
- raise ValueError, "\"%s\" class already defined. Choose another name!"%typename
-
- def ParseSchema(self):
- pass
-
- def ExtractTypeInfos(self, name, parent, typeinfos):
- if isinstance(typeinfos, (StringType, UnicodeType)):
- namespace, name = DecomposeQualifiedName(typeinfos)
- infos = self.GetQualifiedNameInfos(name, namespace)
- if infos["type"] == COMPLEXTYPE:
- name, parent = self.SplitQualifiedName(name, namespace)
- result = self.CreateClass(name, parent, infos)
- if result is not None and not isinstance(result, (UnicodeType, StringType)):
- self.Namespaces[self.TargetNamespace][result["name"]] = result
- return result
- elif infos["type"] == ELEMENT and infos["elmt_type"]["type"] == COMPLEXTYPE:
- name, parent = self.SplitQualifiedName(name, namespace)
- result = self.CreateClass(name, parent, infos["elmt_type"])
- if result is not None and not isinstance(result, (UnicodeType, StringType)):
- self.Namespaces[self.TargetNamespace][result["name"]] = result
- return result
- else:
- return infos
- elif typeinfos["type"] == COMPLEXTYPE:
- return self.CreateClass(name, parent, typeinfos)
- elif typeinfos["type"] == SIMPLETYPE:
- return typeinfos
-
- """
- Methods that generates the classes
- """
- def CreateClasses(self):
- self.ParseSchema()
- for name, infos in self.Namespaces[self.TargetNamespace].items():
- if infos["type"] == ELEMENT:
- if not isinstance(infos["elmt_type"], (UnicodeType, StringType)) and infos["elmt_type"]["type"] == COMPLEXTYPE:
- self.ComputeAfter.append((name, None, infos["elmt_type"], True))
- while len(self.ComputeAfter) > 0:
- result = self.CreateClass(*self.ComputeAfter.pop(0))
- if result is not None and not isinstance(result, (UnicodeType, StringType)):
- self.Namespaces[self.TargetNamespace][result["name"]] = result
- elif infos["type"] == COMPLEXTYPE:
- self.ComputeAfter.append((name, None, infos))
- while len(self.ComputeAfter) > 0:
- result = self.CreateClass(*self.ComputeAfter.pop(0))
- if result is not None and not isinstance(result, (UnicodeType, StringType)):
- self.Namespaces[self.TargetNamespace][result["name"]] = result
- elif infos["type"] == ELEMENTSGROUP:
- elements = []
- if "elements" in infos:
- elements = infos["elements"]
- elif "choices" in infos:
- elements = infos["choices"]
- for element in elements:
- if not isinstance(element["elmt_type"], (UnicodeType, StringType)) and element["elmt_type"]["type"] == COMPLEXTYPE:
- self.ComputeAfter.append((element["name"], infos["name"], element["elmt_type"]))
- while len(self.ComputeAfter) > 0:
- result = self.CreateClass(*self.ComputeAfter.pop(0))
- if result is not None and not isinstance(result, (UnicodeType, StringType)):
- self.Namespaces[self.TargetNamespace][result["name"]] = result
- return self.ComputedClasses
-
- def CreateClass(self, name, parent, classinfos, baseclass = False):
- if parent is not None:
- classname = "%s_%s"%(parent, name)
- else:
- classname = name
-
- # Checks that classe haven't been generated yet
- if self.AlreadyComputed.get(classname, False):
- if baseclass:
- self.AlreadyComputed[classname].IsBaseClass = baseclass
- return None
-
- # If base classes haven't been generated
- bases = []
- if "base" in classinfos:
- result = self.ExtractTypeInfos("base", name, classinfos["base"])
- if result is None:
- namespace, base_name = DecomposeQualifiedName(classinfos["base"])
- if self.AlreadyComputed.get(base_name, False):
- self.ComputeAfter.append((name, parent, classinfos))
- if self.TargetNamespace is not None:
- return "%s:%s"%(self.TargetNamespace, classname)
- else:
- return classname
- elif result is not None:
- classinfos["base"] = self.ComputedClasses[result["name"]]
- bases.append(self.ComputedClasses[result["name"]])
- bases.append(object)
- bases = tuple(bases)
- classmembers = {"__doc__" : classinfos.get("doc", ""), "IsBaseClass" : baseclass}
-
- self.AlreadyComputed[classname] = True
-
- for attribute in classinfos["attributes"]:
- infos = self.ExtractTypeInfos(attribute["name"], name, attribute["attr_type"])
- if infos is not None:
- if infos["type"] != SIMPLETYPE:
- raise ValueError, "\"%s\" type is not a simple type!"%attribute["attr_type"]
- attrname = attribute["name"]
- if attribute["use"] == "optional":
- classmembers[attrname] = None
- classmembers["add%s"%attrname] = generateAddMethod(attrname, self, attribute)
- classmembers["delete%s"%attrname] = generateDeleteMethod(attrname)
- else:
- classmembers[attrname] = infos["initial"]()
- classmembers["set%s"%attrname] = generateSetMethod(attrname)
- classmembers["get%s"%attrname] = generateGetMethod(attrname)
- else:
- raise ValueError, "\"%s\" type unrecognized!"%attribute["attr_type"]
- attribute["attr_type"] = infos
-
- for element in classinfos["elements"]:
- if element["type"] == CHOICE:
- elmtname = element["name"]
- choices = []
- for choice in element["choices"]:
- if choice["elmt_type"] == "tag":
- choice["elmt_type"] = GenerateTagInfos(choice["name"])
- else:
- infos = self.ExtractTypeInfos(choice["name"], name, choice["elmt_type"])
- if infos is not None:
- choice["elmt_type"] = infos
- choices.append((choice["name"], choice))
- classmembers["get%schoices"%elmtname] = generateGetChoicesMethod(element["choices"])
- classmembers["add%sbytype"%elmtname] = generateAddChoiceByTypeMethod(element["choices"])
- infos = GenerateContentInfos(self, choices)
- elif element["type"] == ANY:
- elmtname = element["name"] = "text"
- element["minOccurs"] = element["maxOccurs"] = 1
- infos = GenerateAnyInfos()
- else:
- elmtname = element["name"]
- infos = self.ExtractTypeInfos(element["name"], name, element["elmt_type"])
- if infos is not None:
- element["elmt_type"] = infos
- if element["maxOccurs"] == "unbounded" or element["maxOccurs"] > 1:
- classmembers[elmtname] = []
- classmembers["append%s"%elmtname] = generateAppendMethod(elmtname, element["maxOccurs"], self, element)
- classmembers["insert%s"%elmtname] = generateInsertMethod(elmtname, element["maxOccurs"], self, element)
- classmembers["remove%s"%elmtname] = generateRemoveMethod(elmtname, element["minOccurs"])
- classmembers["count%s"%elmtname] = generateCountMethod(elmtname)
- else:
- if element["minOccurs"] == 0:
- classmembers[elmtname] = None
- classmembers["add%s"%elmtname] = generateAddMethod(elmtname, self, element)
- classmembers["delete%s"%elmtname] = generateDeleteMethod(elmtname)
- elif not isinstance(element["elmt_type"], (UnicodeType, StringType)):
- classmembers[elmtname] = element["elmt_type"]["initial"]()
- else:
- classmembers[elmtname] = None
- classmembers["set%s"%elmtname] = generateSetMethod(elmtname)
- classmembers["get%s"%elmtname] = generateGetMethod(elmtname)
-
- classmembers["__init__"] = generateInitMethod(self, classinfos)
- classmembers["__setattr__"] = generateSetattrMethod(self, classinfos)
- classmembers["getStructure"] = generateStructureMethod(classinfos)
- classmembers["loadXMLTree"] = generateLoadXMLTree(self, classinfos)
- classmembers["generateXMLText"] = generateGenerateXMLText(self, classinfos)
- classmembers["getElementAttributes"] = generateGetElementAttributes(self, classinfos)
- classmembers["getElementInfos"] = generateGetElementInfos(self, classinfos)
- classmembers["setElementValue"] = generateSetElementValue(self, classinfos)
- classmembers["singleLineAttributes"] = True
-
- class_definition = classobj(str(classname), bases, classmembers)
-
- self.ComputedClasses[classname] = class_definition
-
- return {"type" : COMPILEDCOMPLEXTYPE,
- "name" : classname,
- "check" : generateClassCheckFunction(class_definition),
- "initial" : generateClassCreateFunction(class_definition),
- "extract" : generateClassExtractFunction(class_definition),
- "generate" : class_definition.generateXMLText}
-
- """
- Methods that print the classes generated
- """
- def PrintClasses(self):
- items = self.ComputedClasses.items()
- items.sort()
- for classname, xmlclass in items:
- print "%s : %s"%(classname, str(xmlclass))
-
- def PrintClassNames(self):
- classnames = self.XMLClassDefinitions.keys()
- classnames.sort()
- for classname in classnames:
- print classname
-
-"""
-Method that generate the method for checking a class instance
-"""
-def generateClassCheckFunction(class_definition):
- def classCheckfunction(instance):
- return isinstance(instance, class_definition)
- return classCheckfunction
-
-"""
-Method that generate the method for creating a class instance
-"""
-def generateClassCreateFunction(class_definition):
- def classCreatefunction():
- return class_definition()
- return classCreatefunction
-
-"""
-Method that generate the method for extracting a class instance
-"""
-def generateClassExtractFunction(class_definition):
- def classExtractfunction(node):
- instance = class_definition()
- instance.loadXMLTree(node)
- return instance
- return classExtractfunction
-
-"""
-Method that generate the method for loading an xml tree by following the
-attributes list defined
-"""
-def generateSetattrMethod(factory, classinfos):
- attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"])
- optional_attributes = [attr["name"] for attr in classinfos["attributes"] if attr["use"] == "optional"]
- elements = dict([(element["name"], element) for element in classinfos["elements"]])
-
- def setattrMethod(self, name, value):
- if name in attributes:
- if isinstance(attributes[name]["attr_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- attributes[name]["attr_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if value is None:
- if name in optional_attributes:
- return object.__setattr__(self, name, None)
- else:
- raise ValueError, "Attribute '%s' isn't optional."%name
- elif "fixed" in attributes[name] and value != attributes[name]["fixed"]:
- raise ValueError, "Value of attribute '%s' can only be '%s'."%(name, str(attributes[name]["fixed"]))
- elif attributes[name]["attr_type"]["check"](value):
- return object.__setattr__(self, name, value)
- else:
- raise ValueError, "Invalid value for attribute '%s'."%(name)
- elif name in elements:
- if isinstance(elements[name]["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- elements[name]["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if value is None:
- if elements[name]["minOccurs"] == 0 and elements[name]["maxOccurs"] == 1:
- return object.__setattr__(self, name, None)
- else:
- raise ValueError, "Attribute '%s' isn't optional."%name
- elif elements[name]["maxOccurs"] == "unbounded" or elements[name]["maxOccurs"] > 1:
- if isinstance(value, ListType) and elements[name]["minOccurs"] <= len(value) <= elements[name]["maxOccurs"]:
- if reduce(lambda x, y: x and y, map(elements[name]["elmt_type"]["check"], value), True):
- return object.__setattr__(self, name, value)
- raise ValueError, "Attribute '%s' must be a list of valid elements."%name
- elif "fixed" in elements[name] and value != elements[name]["fixed"]:
- raise ValueError, "Value of attribute '%s' can only be '%s'."%(name, str(elements[name]["fixed"]))
- elif elements[name]["elmt_type"]["check"](value):
- return object.__setattr__(self, name, value)
- else:
- raise ValueError, "Invalid value for attribute '%s'."%(name)
- elif "base" in classinfos:
- return classinfos["base"].__setattr__(self, name, value)
- else:
- raise AttributeError, "'%s' can't have an attribute '%s'."%(classinfos["name"], name)
-
- return setattrMethod
-
-"""
-Method that generate the method for generating the xml tree structure model by
-following the attributes list defined
-"""
-def ComputeMultiplicity(name, infos):
- if infos["minOccurs"] == 0:
- if infos["maxOccurs"] == "unbounded":
- return "(?:%s)*"%name
- elif infos["maxOccurs"] == 1:
- return "(?:%s)?"%name
- else:
- return "(?:%s){0, %d}"%(name, infos["maxOccurs"])
- elif infos["minOccurs"] == 1:
- if infos["maxOccurs"] == "unbounded":
- return "(?:%s)+"%name
- elif infos["maxOccurs"] == 1:
- return name
- else:
- return "(?:%s){1, %d}"%(name, infos["maxOccurs"])
- else:
- if infos["maxOccurs"] == "unbounded":
- return "(?:%s){%d}(?:%s )*"%(name, infos["minOccurs"], name)
- else:
- return "(?:%s){%d, %d}"%(name, infos["minOccurs"], infos["maxOccurs"])
-
-def generateStructureMethod(classinfos):
- elements = []
- for element in classinfos["elements"]:
- if element["type"] == ANY:
- elements.append(ComputeMultiplicity("(?:#cdata-section )?", element))
- elif element["type"] == CHOICE:
- elements.append(ComputeMultiplicity(
- "|".join([ComputeMultiplicity("%s "%infos["name"], infos) for infos in element["choices"]]),
- element))
- else:
- elements.append(ComputeMultiplicity("%s "%element["name"], element))
- if classinfos.get("order") or len(elements) == 0:
- structure = "".join(elements)
- else:
- raise ValueError, "XSD structure not yet supported!"
-
- def getStructureMethod(self):
- if "base" in classinfos:
- return classinfos["base"].getStructure(self) + structure
- return structure
- return getStructureMethod
-
-"""
-Method that generate the method for loading an xml tree by following the
-attributes list defined
-"""
-def generateLoadXMLTree(factory, classinfos):
- attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"])
- elements = dict([(element["name"], element) for element in classinfos["elements"]])
-
- def loadXMLTreeMethod(self, tree, extras = [], derived = False):
- if not derived:
- children_structure = ""
- for node in tree.childNodes:
- if node.nodeName not in ["#comment", "#text"]:
- children_structure += "%s "%node.nodeName
- structure_model = re.compile("(%s)$"%self.getStructure())
- result = structure_model.match(children_structure)
- if not result:
- raise ValueError, "Invalid structure for \"%s\" children!."%tree.nodeName
- required_attributes = [attr["name"] for attr in classinfos["attributes"] if attr["use"] == "required"]
- if "base" in classinfos:
- extras.extend([attr["name"] for attr in classinfos["attributes"] if attr["use"] != "prohibited"])
- classinfos["base"].loadXMLTree(self, tree, extras, True)
- for attrname, attr in tree._attrs.items():
- if attrname in attributes:
- if isinstance(attributes[attrname]["attr_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- attributes[attrname]["attr_type"] = factory.GetQualifiedNameInfos(name, namespace)
- setattr(self, attrname, attributes[attrname]["attr_type"]["extract"](attr))
- elif "base" not in classinfos and attrname not in extras:
- raise ValueError, "Invalid attribute \"%s\" for \"%s\" element!"%(attrname, tree.nodeName)
- if attrname in required_attributes:
- required_attributes.remove(attrname)
- if len(required_attributes) > 0:
- raise ValueError, "Required attributes %s missing for \"%s\" element!"%(", ".join(["\"%s\""%name for name in required_attributes]), tree.nodeName)
- first = {}
- for node in tree.childNodes:
- name = node.nodeName
- if name in ["#text", "#comment"]:
- continue
- if name in elements:
- if isinstance(elements[name]["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- elements[name]["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if elements[name]["maxOccurs"] == "unbounded" or elements[name]["maxOccurs"] > 1:
- if first.get(name, True):
- setattr(self, name, [elements[name]["elmt_type"]["extract"](node)])
- first[name] = False
- else:
- getattr(self, name).append(elements[name]["elmt_type"]["extract"](node))
- else:
- setattr(self, name, elements[name]["elmt_type"]["extract"](node))
- elif name == "#cdata-section" and "text" in elements:
- if elements["text"]["maxOccurs"] == "unbounded" or elements["text"]["maxOccurs"] > 1:
- if first.get("text", True):
- setattr(self, "text", [elements["text"]["elmt_type"]["extract"](node)])
- first["text"] = False
- else:
- getattr(self, "text").append(elements["text"]["elmt_type"]["extract"](node))
- else:
- setattr(self, "text", elements["text"]["elmt_type"]["extract"](node))
- elif "content" in elements:
- content = getattr(self, "content")
- if elements["content"]["maxOccurs"] == "unbounded" or elements["content"]["maxOccurs"] > 1:
- if first.get("content", True):
- setattr(self, "content", [elements["content"]["elmt_type"]["extract"](node, None)])
- first["content"] = False
- else:
- content.append(elements["content"]["elmt_type"]["extract"](node, content))
- else:
- setattr(self, "content", elements["content"]["elmt_type"]["extract"](node, content))
- return loadXMLTreeMethod
-
-
-"""
-Method that generates the method for generating an xml text by following the
-attributes list defined
-"""
-def generateGenerateXMLText(factory, classinfos):
- def generateXMLTextMethod(self, name, indent = 0, extras = {}, derived = False):
- ind1, ind2 = getIndent(indent, name)
- if not derived:
- text = ind1 + "<%s"%name
- else:
- text = ""
-
- first = True
- if "base" not in classinfos:
- for attr, value in extras.items():
- if not first and not self.singleLineAttributes:
- text += "\n%s"%(ind2)
- text += " %s=\"%s\""%(attr, value)
- first = False
- extras.clear()
- for attr in classinfos["attributes"]:
- if attr["use"] != "prohibited":
- if isinstance(attr["attr_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- attr["attr_type"] = factory.GetQualifiedNameInfos(name, namespace)
- value = getattr(self, attr["name"], None)
- if value != None:
- computed_value = attr["attr_type"]["generate"](value)
- else:
- computed_value = None
- if attr["use"] != "optional" or (value != None and computed_value != attr.get("default", attr["attr_type"]["generate"](attr["attr_type"]["initial"]()))):
- if "base" in classinfos:
- extras[attr["name"]] = computed_value
- else:
- if not first and not self.singleLineAttributes:
- text += "\n%s"%(ind2)
- text += " %s=\"%s\""%(attr["name"], computed_value)
- first = False
- if "base" in classinfos:
- first, new_text = classinfos["base"].generateXMLText(self, name, indent, extras, True)
- text += new_text
- else:
- first = True
- for element in classinfos["elements"]:
- if isinstance(element["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- element["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- value = getattr(self, element["name"], None)
- if element["minOccurs"] == 0 and element["maxOccurs"] == 1:
- if value is not None:
- if first:
- text += ">\n"
- first = False
- text += element["elmt_type"]["generate"](value, element["name"], indent + 1)
- elif element["minOccurs"] == 1 and element["maxOccurs"] == 1:
- if first:
- text += ">\n"
- first = False
- text += element["elmt_type"]["generate"](value, element["name"], indent + 1)
- else:
- if first and len(value) > 0:
- text += ">\n"
- first = False
- for item in value:
- text += element["elmt_type"]["generate"](item, element["name"], indent + 1)
- if not derived:
- if first:
- text += "/>\n"
- else:
- text += ind1 + "</%s>\n"%(name)
- return text
- else:
- return first, text
- return generateXMLTextMethod
-
-def gettypeinfos(name, facets):
- if "enumeration" in facets and facets["enumeration"][0] is not None:
- return facets["enumeration"][0]
- elif "maxInclusive" in facets:
- limits = {"max" : None, "min" : None}
- if facets["maxInclusive"][0] is not None:
- limits["max"] = facets["maxInclusive"][0]
- elif facets["maxExclusive"][0] is not None:
- limits["max"] = facets["maxExclusive"][0] - 1
- if facets["minInclusive"][0] is not None:
- limits["min"] = facets["minInclusive"][0]
- elif facets["minExclusive"][0] is not None:
- limits["min"] = facets["minExclusive"][0] + 1
- if limits["max"] is not None or limits["min"] is not None:
- return limits
- return name
-
-def generateGetElementAttributes(factory, classinfos):
- def getElementAttributes(self):
- attr_list = []
- for attr in classinfos["attributes"]:
- if attr["use"] != "prohibited":
- attr_params = {"name" : attr["name"], "require" : attr["use"] == "required",
- "type" : gettypeinfos(attr["attr_type"]["basename"], attr["attr_type"]["facets"]),
- "value" : getattr(self, attr["name"], "")}
- attr_list.append(attr_params)
- return attr_list
- return getElementAttributes
-
-def generateGetElementInfos(factory, classinfos):
- attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"])
- elements = dict([(element["name"], element) for element in classinfos["elements"]])
-
- def getElementInfos(self, name, path = None):
- attr_type = "element"
- value = None
- children = []
- if path is not None:
- parts = path.split(".", 1)
- if parts[0] in attributes:
- if len(parts) != 0:
- raise ValueError, "Wrong path!"
- attr_type = gettypeinfos(attributes[parts[0]]["attr_type"]["basename"],
- attributes[parts[0]]["attr_type"]["facets"])
- value = getattr(self, parts[0], "")
- elif parts[0] in elements:
- if element["elmt_type"]["type"] == SIMPLETYPE:
- if len(parts) != 0:
- raise ValueError, "Wrong path!"
- attr_type = gettypeinfos(elements[parts[0]]["elmt_type"]["basename"],
- elements[parts[0]]["elmt_type"]["facets"])
- value = getattr(self, parts[0], "")
- elif parts[0] == "content":
- return self.content["value"].getElementInfos(self.content["name"], path)
- elif len(parts) == 1:
- return attr.getElementInfos(parts[0])
- else:
- return attr.getElementInfos(parts[0], parts[1])
- else:
- raise ValueError, "Wrong path!"
- else:
- children.extend(self.getElementAttributes())
- for element_name, element in elements.items():
- if element_name == "content":
- attr_type = [(choice["name"], None) for choice in element["choices"]]
- value = self.content["name"]
- children.extend(self.content["value"].getElementInfos(self.content["name"])["children"])
- elif element["elmt_type"]["type"] == SIMPLETYPE:
- children.append({"name" : element_name, "require" : element["minOccurs"] != 0,
- "type" : gettypeinfos(element["elmt_type"]["basename"],
- element["elmt_type"]["facets"]),
- "value" : getattr(self, element_name, None)})
- else:
- instance = getattr(self, element_name, None)
- if instance is None:
- instance = elmt_type["elmt_type"]["initial"]()
- children.append(instance.getElementInfos(element_name))
- return {"name" : name, "type" : attr_type, "value" : value, "children" : children}
- return getElementInfos
-
-def generateSetElementValue(factory, classinfos):
- attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"])
- elements = dict([(element["name"], element) for element in classinfos["elements"]])
-
- def setElementValue(self, path, value):
- if "content" in elements:
- if path:
- self.content["value"].setElementValue(path, value)
- else:
- self.addcontentbytype(value)
- else:
- parts = path.split(".", 1)
- if parts[0] in attributes:
- if len(parts) != 1:
- raise ValueError, "Wrong path!"
- if attributes[parts[0]]["attr_type"]["basename"] == "boolean":
- setattr(self, parts[0], value)
- else:
- setattr(self, parts[0], attributes[parts[0]]["attr_type"]["extract"](value, False))
- elif parts[0] in elements:
- if elements[parts[0]]["elmt_type"]["type"] == SIMPLETYPE:
- if len(parts) != 1:
- raise ValueError, "Wrong path!"
- if elements[parts[0]]["elmt_type"]["basename"] == "boolean":
- setattr(self, parts[0], value)
- else:
- setattr(self, parts[0], elements[parts[0]]["elmt_type"]["extract"](value, False))
- else:
- instance = getattr(self, parts[0], None)
- if instance != None:
- if len(parts) == 1:
- instance.setElementValue(None, value)
- else:
- instance.setElementValue(parts[1], value)
- return setElementValue
-
-"""
-Methods that generates the different methods for setting and getting the attributes
-"""
-def generateInitMethod(factory, classinfos):
- def initMethod(self):
- if "base" in classinfos:
- classinfos["base"].__init__(self)
- for attribute in classinfos["attributes"]:
- if isinstance(attribute["attr_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(attribute["attr_type"])
- attribute["attr_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if attribute["use"] == "required":
- setattr(self, attribute["name"], attribute["attr_type"]["initial"]())
- elif attribute["use"] == "optional":
- if "default" in attribute:
- setattr(self, attribute["name"], attribute["attr_type"]["extract"](attribute["default"], False))
- else:
- setattr(self, attribute["name"], None)
- for element in classinfos["elements"]:
- if isinstance(element["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(element["elmt_type"])
- element["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- if element["minOccurs"] == 0 and element["maxOccurs"] == 1:
- if "default" in element:
- setattr(self, element["name"], element["elmt_type"]["extract"](element["default"], False))
- else:
- setattr(self, element["name"], None)
- elif element["minOccurs"] == 1 and element["maxOccurs"] == 1:
- setattr(self, element["name"], element["elmt_type"]["initial"]())
- else:
- value = []
- for i in xrange(element["minOccurs"]):
- value.append(element["elmt_type"]["initial"]())
- setattr(self, element["name"], value)
- return initMethod
-
-def generateSetMethod(attr):
- def setMethod(self, value):
- setattr(self, attr, value)
- return setMethod
-
-def generateGetMethod(attr):
- def getMethod(self):
- return getattr(self, attr, None)
- return getMethod
-
-def generateAddMethod(attr, factory, infos):
- def addMethod(self):
- if infos["type"] == ATTRIBUTE:
- if isinstance(infos["attr_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- infos["attr_type"] = factory.GetQualifiedNameInfos(name, namespace)
- initial = infos["attr_type"]["initial"]
- extract = infos["attr_type"]["extract"]
- elif infos["type"] == ELEMENT:
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- initial = infos["elmt_type"]["initial"]
- extract = infos["elmt_type"]["extract"]
- else:
- raise ValueError, "Invalid class attribute!"
- if "default" in infos:
- setattr(self, attr, extract(infos["default"], False))
- else:
- setattr(self, attr, initial())
- return addMethod
-
-def generateDeleteMethod(attr):
- def deleteMethod(self):
- setattr(self, attr, None)
- return deleteMethod
-
-def generateAppendMethod(attr, maxOccurs, factory, infos):
- def appendMethod(self, value):
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- attr_list = getattr(self, attr)
- if maxOccurs == "unbounded" or len(attr_list) < maxOccurs:
- if infos["elmt_type"]["check"](value):
- attr_list.append(value)
- else:
- raise ValueError, "\"%s\" value isn't valid!"%attr
- else:
- raise ValueError, "There can't be more than %d values in \"%s\"!"%(maxOccurs, attr)
- return appendMethod
-
-def generateInsertMethod(attr, maxOccurs, factory, infos):
- def insertMethod(self, index, value):
- if isinstance(infos["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- infos["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- attr_list = getattr(self, attr)
- if maxOccurs == "unbounded" or len(attr_list) < maxOccurs:
- if infos["elmt_type"]["check"](value):
- attr_list.insert(index, value)
- else:
- raise ValueError, "\"%s\" value isn't valid!"%attr
- else:
- raise ValueError, "There can't be more than %d values in \"%s\"!"%(maxOccurs, attr)
- return insertMethod
-
-def generateGetChoicesMethod(choice_types):
- def getChoicesMethod(self):
- return [choice["name"] for choice in choice_types]
- return getChoicesMethod
-
-def generateAddChoiceByTypeMethod(choice_types):
- choices = dict([(choice["name"], choice) for choice in choice_types])
- def addChoiceMethod(self, name):
- if name in choices:
- if isinstance(choices["name"]["elmt_type"], (UnicodeType, StringType)):
- namespace, name = DecomposeQualifiedName(infos)
- choices["name"]["elmt_type"] = factory.GetQualifiedNameInfos(name, namespace)
- self.content = {"name" : name, "value" : choices["name"]["elmt_type"]["initial"]()}
- return addChoiceMethod
-
-def generateRemoveMethod(attr, minOccurs):
- def removeMethod(self, index):
- attr_list = getattr(self, attr)
- if len(attr_list) > minOccurs:
- getattr(self, attr).pop(index)
- else:
- raise ValueError, "There can't be less than %d values in \"%s\"!"%(minOccurs, attr)
- return removeMethod
-
-def generateCountMethod(attr):
- def countMethod(self):
- return len(getattr(self, attr))
- return countMethod
-
-"""
-This function generate the classes from a class factory
-"""
-def GenerateClasses(factory, declare = False):
- ComputedClasses = factory.CreateClasses()
- #factory.PrintClasses()
- if declare:
- for ClassName, Class in pluginClasses.items():
- sys._getframe(1).f_locals[ClassName] = Class
- for TypeName, Type in pluginTypes.items():
- sys._getframe(1).f_locals[TypeName] = Type
- globals().update(ComputedClasses)
- return ComputedClasses
-