| author | Laurent Bessard |
| Tue, 04 Jun 2013 09:12:03 +0200 | |
| changeset 1217 | b64dcc1a011f |
| parent 1179 | 3e7bd88fcff7 |
| child 1290 | 13ee5f4ab612 |
| permissions | -rw-r--r-- |
| 814 | 1 |
#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor |
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#based on the plcopen standard. |
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# |
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#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD |
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# |
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#See COPYING file for copyrights details. |
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# |
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#This library is free software; you can redistribute it and/or |
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#modify it under the terms of the GNU General Public |
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#License as published by the Free Software Foundation; either |
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#version 2.1 of the License, or (at your option) any later version. |
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# |
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#This library is distributed in the hope that it will be useful, |
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#but WITHOUT ANY WARRANTY; without even the implied warranty of |
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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#General Public License for more details. |
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# |
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#You should have received a copy of the GNU General Public |
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#License along with this library; if not, write to the Free Software |
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#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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import os, sys |
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import re |
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import datetime |
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from types import * |
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from xml.dom import minidom |
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from xml.sax.saxutils import escape, unescape, quoteattr |
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from new import classobj |
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def CreateNode(name): |
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node = minidom.Node() |
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node.nodeName = name |
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node._attrs = {}
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node.childNodes = [] |
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return node |
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def NodeRenameAttr(node, old_name, new_name): |
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node._attrs[new_name] = node._attrs.pop(old_name) |
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def NodeSetAttr(node, name, value): |
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attr = minidom.Attr(name) |
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text = minidom.Text() |
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text.data = value |
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attr.childNodes[0] = text |
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node._attrs[name] = attr |
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""" |
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Regular expression models for checking all kind of string values defined in XML |
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standard |
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""" |
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Name_model = re.compile('([a-zA-Z_\:][\w\.\-\:]*)$')
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Names_model = re.compile('([a-zA-Z_\:][\w\.\-\:]*(?: [a-zA-Z_\:][\w\.\-\:]*)*)$')
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NMToken_model = re.compile('([\w\.\-\:]*)$')
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NMTokens_model = re.compile('([\w\.\-\:]*(?: [\w\.\-\:]*)*)$')
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QName_model = re.compile('((?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*)$')
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QNames_model = re.compile('((?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*(?: (?:[a-zA-Z_][\w]*:)?[a-zA-Z_][\w]*)*)$')
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NCName_model = re.compile('([a-zA-Z_][\w]*)$')
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URI_model = re.compile('((?:http://|/)?(?:[\w.-]*/?)*)$')
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LANGUAGE_model = re.compile('([a-zA-Z]{1,8}(?:-[a-zA-Z0-9]{1,8})*)$')
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ONLY_ANNOTATION = re.compile("((?:annotation )?)")
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""" |
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Regular expression models for extracting dates and times from a string |
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""" |
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time_model = re.compile('([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]*)?)(?:Z)?$')
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date_model = re.compile('([0-9]{4})-([0-9]{2})-([0-9]{2})((?:[\-\+][0-9]{2}:[0-9]{2})|Z)?$')
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datetime_model = re.compile('([0-9]{4})-([0-9]{2})-([0-9]{2})[ T]([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]*)?)((?:[\-\+][0-9]{2}:[0-9]{2})|Z)?$')
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class xml_timezone(datetime.tzinfo): |
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def SetOffset(self, offset): |
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if offset == "Z": |
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self.__offset = timedelta(minutes = 0) |
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self.__name = "UTC" |
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else: |
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sign = {"-" : -1, "+" : 1}[offset[0]]
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hours, minutes = [int(val) for val in offset[1:].split(":")]
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self.__offset = timedelta(minutes=sign * (hours * 60 + minutes)) |
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self.__name = "" |
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def utcoffset(self, dt): |
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return self.__offset |
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def tzname(self, dt): |
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return self.__name |
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def dst(self, dt): |
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return ZERO |
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[SYNTAXELEMENT, SYNTAXATTRIBUTE, SIMPLETYPE, COMPLEXTYPE, COMPILEDCOMPLEXTYPE, |
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ATTRIBUTESGROUP, ELEMENTSGROUP, ATTRIBUTE, ELEMENT, CHOICE, ANY, TAG, CONSTRAINT, |
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] = range(13) |
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def NotSupportedYet(type): |
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""" |
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Function that generates a function that point out to user that datatype |
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used is not supported by xmlclass yet |
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@param type: data type |
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@return: function generated |
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""" |
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def GetUnknownValue(attr): |
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raise ValueError("\"%s\" type isn't supported by \"xmlclass\" yet!" % \
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type) |
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return GetUnknownValue |
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""" |
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This function calculates the number of whitespace for indentation |
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""" |
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def getIndent(indent, balise): |
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first = indent * 2 |
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second = first + len(balise) + 1 |
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return u'\t'.expandtabs(first), u'\t'.expandtabs(second) |
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def GetAttributeValue(attr, extract=True): |
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""" |
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Function that extracts data from a tree node |
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@param attr: tree node containing data to extract |
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@param extract: attr is a tree node or not |
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@return: data extracted as string |
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""" |
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if not extract: |
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return attr |
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if len(attr.childNodes) == 1: |
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return unicode(unescape(attr.childNodes[0].data)) |
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else: |
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# content is a CDATA |
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text = u'' |
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for node in attr.childNodes: |
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if not (node.nodeName == "#text" and node.data.strip() == u''): |
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text += unicode(unescape(node.data)) |
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return text |
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def GetNormalizedString(attr, extract=True): |
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""" |
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Function that normalizes a string according to XML 1.0. Replace |
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tabulations, line feed and carriage return by white space |
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@param attr: tree node containing data to extract or data to normalize |
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@param extract: attr is a tree node or not |
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@return: data normalized as string |
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""" |
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if extract: |
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value = GetAttributeValue(attr) |
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else: |
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value = attr |
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return value.replace("\t", " ").replace("\r", " ").replace("\n", " ")
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def GetToken(attr, extract=True): |
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""" |
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Function that tokenizes a string according to XML 1.0. Remove any leading |
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and trailing white space and replace internal sequence of two or more |
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spaces by only one white space |
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@param attr: tree node containing data to extract or data to tokenize |
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@param extract: attr is a tree node or not |
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@return: data tokenized as string |
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""" |
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return " ".join([part for part in |
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GetNormalizedString(attr, extract).split(" ")
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if part]) |
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def GetHexInteger(attr, extract=True): |
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""" |
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Function that extracts an hexadecimal integer from a tree node or a string |
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@param attr: tree node containing data to extract or data as a string |
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@param extract: attr is a tree node or not |
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@return: data as an integer |
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""" |
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if extract: |
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value = GetAttributeValue(attr) |
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else: |
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value = attr |
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if len(value) % 2 != 0: |
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raise ValueError("\"%s\" isn't a valid hexadecimal integer!" % value)
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try: |
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return int(value, 16) |
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except: |
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raise ValueError("\"%s\" isn't a valid hexadecimal integer!" % value)
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def GenerateIntegerExtraction(minInclusive=None, maxInclusive=None, |
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minExclusive=None, maxExclusive=None): |
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""" |
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Function that generates an extraction function for integer defining min and |
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max of integer value |
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@param minInclusive: inclusive minimum |
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@param maxInclusive: inclusive maximum |
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@param minExclusive: exclusive minimum |
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@param maxExclusive: exclusive maximum |
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@return: function generated |
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""" |
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def GetInteger(attr, extract=True): |
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""" |
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Function that extracts an integer from a tree node or a string |
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@param attr: tree node containing data to extract or data as a string |
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@param extract: attr is a tree node or not |
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@return: data as an integer |
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""" |
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if extract: |
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value = GetAttributeValue(attr) |
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else: |
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value = attr |
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try: |
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# TODO: permit to write value like 1E2 |
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value = int(value) |
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except: |
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raise ValueError("\"%s\" isn't a valid integer!" % value)
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if minInclusive is not None and value < minInclusive: |
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raise ValueError("\"%d\" isn't greater or equal to %d!" % \
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(value, minInclusive)) |
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if maxInclusive is not None and value > maxInclusive: |
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raise ValueError("\"%d\" isn't lesser or equal to %d!" % \
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(value, maxInclusive)) |
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if minExclusive is not None and value <= minExclusive: |
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raise ValueError("\"%d\" isn't greater than %d!" % \
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(value, minExclusive)) |
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if maxExclusive is not None and value >= maxExclusive: |
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raise ValueError("\"%d\" isn't lesser than %d!" % \
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(value, maxExclusive)) |
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return value |
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return GetInteger |
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230 |
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def GenerateFloatExtraction(type, extra_values=[]): |
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""" |
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Function that generates an extraction function for float |
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@param type: name of the type of float |
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@return: function generated |
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""" |
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def GetFloat(attr, extract = True): |
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""" |
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Function that extracts a float from a tree node or a string |
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@param attr: tree node containing data to extract or data as a string |
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@param extract: attr is a tree node or not |
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@return: data as a float |
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""" |
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if extract: |
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value = GetAttributeValue(attr) |
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else: |
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value = attr |
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if value in extra_values: |
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return value |
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try: |
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return float(value) |
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except: |
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raise ValueError("\"%s\" isn't a valid %s!" % (value, type))
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return GetFloat |
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256 |
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def GetBoolean(attr, extract=True): |
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""" |
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Function that extracts a boolean from a tree node or a string |
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@param attr: tree node containing data to extract or data as a string |
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@param extract: attr is a tree node or not |
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@return: data as a boolean |
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""" |
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if extract: |
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value = GetAttributeValue(attr) |
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else: |
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value = attr |
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if value == "true" or value == "1": |
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return True |
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elif value == "false" or value == "0": |
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return False |
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else: |
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raise ValueError("\"%s\" isn't a valid boolean!" % value)
|
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274 |
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275 |
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276 |
def GetTime(attr, extract=True): |
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""" |
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Function that extracts a time from a tree node or a string |
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@param attr: tree node containing data to extract or data as a string |
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@param extract: attr is a tree node or not |
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@return: data as a time |
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""" |
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283 |
if extract: |
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value = GetAttributeValue(attr) |
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285 |
else: |
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value = attr |
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result = time_model.match(value) |
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if result: |
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values = result.groups() |
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time_values = [int(v) for v in values[:2]] |
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seconds = float(values[2]) |
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time_values.extend([int(seconds), int((seconds % 1) * 1000000)]) |
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return datetime.time(*time_values) |
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294 |
else: |
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295 |
raise ValueError("\"%s\" isn't a valid time!" % value)
|
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296 |
||
297 |
||
298 |
def GetDate(attr, extract=True): |
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""" |
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300 |
Function that extracts a date from a tree node or a string |
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301 |
@param attr: tree node containing data to extract or data as a string |
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302 |
@param extract: attr is a tree node or not |
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303 |
@return: data as a date |
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304 |
""" |
|
305 |
if extract: |
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value = GetAttributeValue(attr) |
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307 |
else: |
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308 |
value = attr |
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309 |
result = date_model.match(value) |
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310 |
if result: |
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311 |
values = result.groups() |
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312 |
date_values = [int(v) for v in values[:3]] |
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313 |
if values[3] is not None: |
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314 |
tz = xml_timezone() |
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315 |
tz.SetOffset(values[3]) |
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316 |
date_values.append(tz) |
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317 |
return datetime.date(*date_values) |
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318 |
else: |
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319 |
raise ValueError("\"%s\" isn't a valid date!" % value)
|
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320 |
||
321 |
||
322 |
def GetDateTime(attr, extract=True): |
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323 |
""" |
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324 |
Function that extracts date and time from a tree node or a string |
|
325 |
@param attr: tree node containing data to extract or data as a string |
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326 |
@param extract: attr is a tree node or not |
|
327 |
@return: data as date and time |
|
328 |
""" |
|
329 |
if extract: |
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330 |
value = GetAttributeValue(attr) |
|
331 |
else: |
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332 |
value = attr |
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333 |
result = datetime_model.match(value) |
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334 |
if result: |
|
335 |
values = result.groups() |
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336 |
datetime_values = [int(v) for v in values[:5]] |
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337 |
seconds = float(values[5]) |
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338 |
datetime_values.extend([int(seconds), int((seconds % 1) * 1000000)]) |
|
339 |
if values[6] is not None: |
|
340 |
tz = xml_timezone() |
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341 |
tz.SetOffset(values[6]) |
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342 |
datetime_values.append(tz) |
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343 |
return datetime.datetime(*datetime_values) |
|
344 |
else: |
|
345 |
raise ValueError("\"%s\" isn't a valid datetime!" % value)
|
|
346 |
||
347 |
||
348 |
def GenerateModelNameExtraction(type, model): |
|
349 |
""" |
|
350 |
Function that generates an extraction function for string matching a model |
|
351 |
@param type: name of the data type |
|
352 |
@param model: model that data must match |
|
353 |
@return: function generated |
|
354 |
""" |
|
355 |
def GetModelName(attr, extract=True): |
|
356 |
""" |
|
357 |
Function that extracts a string from a tree node or not and check that |
|
358 |
string extracted or given match the model |
|
359 |
@param attr: tree node containing data to extract or data as a string |
|
360 |
@param extract: attr is a tree node or not |
|
361 |
@return: data as a string if matching |
|
362 |
""" |
|
363 |
if extract: |
|
364 |
value = GetAttributeValue(attr) |
|
365 |
else: |
|
366 |
value = attr |
|
367 |
result = model.match(value) |
|
368 |
if not result: |
|
369 |
raise ValueError("\"%s\" isn't a valid %s!" % (value, type))
|
|
370 |
return value |
|
371 |
return GetModelName |
|
372 |
||
373 |
||
374 |
def GenerateLimitExtraction(min=None, max=None, unbounded=True): |
|
375 |
""" |
|
376 |
Function that generates an extraction function for integer defining min and |
|
377 |
max of integer value |
|
378 |
@param min: minimum limit value |
|
379 |
@param max: maximum limit value |
|
380 |
@param unbounded: value can be "unbounded" or not |
|
381 |
@return: function generated |
|
382 |
""" |
|
383 |
def GetLimit(attr, extract=True): |
|
384 |
""" |
|
385 |
Function that extracts a string from a tree node or not and check that |
|
386 |
string extracted or given is in a list of values |
|
387 |
@param attr: tree node containing data to extract or data as a string |
|
388 |
@param extract: attr is a tree node or not |
|
389 |
@return: data as a string |
|
390 |
""" |
|
391 |
if extract: |
|
392 |
value = GetAttributeValue(attr) |
|
393 |
else: |
|
394 |
value = attr |
|
395 |
if value == "unbounded": |
|
396 |
if unbounded: |
|
397 |
return value |
|
398 |
else: |
|
399 |
raise ValueError("Member limit can't be defined to \"unbounded\"!")
|
|
400 |
try: |
|
401 |
limit = int(value) |
|
402 |
except: |
|
403 |
raise ValueError("\"%s\" isn't a valid value for this member limit!" % value)
|
|
404 |
if limit < 0: |
|
405 |
raise ValueError("Member limit can't be negative!")
|
|
406 |
elif min is not None and limit < min: |
|
407 |
raise ValueError("Member limit can't be lower than \"%d\"!" % min)
|
|
408 |
elif max is not None and limit > max: |
|
409 |
raise ValueError("Member limit can't be upper than \"%d\"!" % max)
|
|
410 |
return limit |
|
411 |
return GetLimit |
|
412 |
||
413 |
||
414 |
def GenerateEnumeratedExtraction(type, list): |
|
415 |
""" |
|
416 |
Function that generates an extraction function for enumerated values |
|
417 |
@param type: name of the data type |
|
418 |
@param list: list of possible values |
|
419 |
@return: function generated |
|
420 |
""" |
|
421 |
def GetEnumerated(attr, extract=True): |
|
422 |
""" |
|
423 |
Function that extracts a string from a tree node or not and check that |
|
424 |
string extracted or given is in a list of values |
|
425 |
@param attr: tree node containing data to extract or data as a string |
|
426 |
@param extract: attr is a tree node or not |
|
427 |
@return: data as a string |
|
428 |
""" |
|
429 |
if extract: |
|
430 |
value = GetAttributeValue(attr) |
|
431 |
else: |
|
432 |
value = attr |
|
433 |
if value in list: |
|
434 |
return value |
|
435 |
else: |
|
436 |
raise ValueError("\"%s\" isn't a valid value for %s!" % \
|
|
437 |
(value, type)) |
|
438 |
return GetEnumerated |
|
439 |
||
440 |
||
441 |
def GetNamespaces(attr, extract=True): |
|
442 |
""" |
|
443 |
Function that extracts a list of namespaces from a tree node or a string |
|
444 |
@param attr: tree node containing data to extract or data as a string |
|
445 |
@param extract: attr is a tree node or not |
|
446 |
@return: list of namespaces |
|
447 |
""" |
|
448 |
if extract: |
|
449 |
value = GetAttributeValue(attr) |
|
450 |
else: |
|
451 |
value = attr |
|
452 |
if value == "": |
|
453 |
return [] |
|
454 |
elif value == "##any" or value == "##other": |
|
455 |
namespaces = [value] |
|
456 |
else: |
|
457 |
namespaces = [] |
|
458 |
for item in value.split(" "):
|
|
459 |
if item == "##targetNamespace" or item == "##local": |
|
460 |
namespaces.append(item) |
|
461 |
else: |
|
462 |
result = URI_model.match(item) |
|
463 |
if result is not None: |
|
464 |
namespaces.append(item) |
|
465 |
else: |
|
466 |
raise ValueError("\"%s\" isn't a valid value for namespace!" % value)
|
|
467 |
return namespaces |
|
468 |
||
469 |
||
470 |
def GenerateGetList(type, list): |
|
471 |
""" |
|
472 |
Function that generates an extraction function for a list of values |
|
473 |
@param type: name of the data type |
|
474 |
@param list: list of possible values |
|
475 |
@return: function generated |
|
476 |
""" |
|
477 |
def GetLists(attr, extract=True): |
|
478 |
""" |
|
479 |
Function that extracts a list of values from a tree node or a string |
|
480 |
@param attr: tree node containing data to extract or data as a string |
|
481 |
@param extract: attr is a tree node or not |
|
482 |
@return: list of values |
|
483 |
""" |
|
484 |
if extract: |
|
485 |
value = GetAttributeValue(attr) |
|
486 |
else: |
|
487 |
value = attr |
|
488 |
if value == "": |
|
489 |
return [] |
|
490 |
elif value == "#all": |
|
491 |
return [value] |
|
492 |
else: |
|
493 |
values = [] |
|
494 |
for item in value.split(" "):
|
|
495 |
if item in list: |
|
496 |
values.append(item) |
|
497 |
else: |
|
498 |
raise ValueError("\"%s\" isn't a valid value for %s!" % \
|
|
499 |
(value, type)) |
|
500 |
return values |
|
501 |
return GetLists |
|
502 |
||
503 |
||
504 |
def GenerateModelNameListExtraction(type, model): |
|
505 |
""" |
|
506 |
Function that generates an extraction function for list of string matching |
|
507 |
a model |
|
508 |
@param type: name of the data type |
|
509 |
@param model: model that list elements must match |
|
510 |
@return: function generated |
|
511 |
""" |
|
512 |
def GetModelNameList(attr, extract=True): |
|
513 |
""" |
|
514 |
Function that extracts a list of string from a tree node or not and |
|
515 |
check that all extracted items match the model |
|
516 |
@param attr: tree node containing data to extract or data as a string |
|
517 |
@param extract: attr is a tree node or not |
|
518 |
@return: data as a list of string if matching |
|
519 |
""" |
|
520 |
if extract: |
|
521 |
value = GetAttributeValue(attr) |
|
522 |
else: |
|
523 |
value = attr |
|
524 |
values = [] |
|
525 |
for item in value.split(" "):
|
|
526 |
result = model.match(item) |
|
527 |
if result is not None: |
|
528 |
values.append(item) |
|
529 |
else: |
|
530 |
raise ValueError("\"%s\" isn't a valid value for %s!" % \
|
|
531 |
(value, type)) |
|
532 |
return values |
|
533 |
return GetModelNameList |
|
534 |
||
535 |
def GenerateAnyInfos(infos): |
|
536 |
def ExtractAny(tree): |
|
537 |
if tree.nodeName in ["#text", "#cdata-section"]: |
|
538 |
return unicode(unescape(tree.data)) |
|
539 |
else: |
|
540 |
return tree |
|
541 |
||
542 |
def GenerateAny(value, name=None, indent=0): |
|
543 |
if isinstance(value, (StringType, UnicodeType)): |
|
544 |
try: |
|
545 |
value = value.decode("utf-8")
|
|
546 |
except: |
|
547 |
pass |
|
548 |
return u'<![CDATA[%s]]>\n' % value |
|
549 |
else: |
|
550 |
return value.toprettyxml(indent=" "*indent, encoding="utf-8") |
|
551 |
||
552 |
return {
|
|
553 |
"type": COMPLEXTYPE, |
|
554 |
"extract": ExtractAny, |
|
555 |
"generate": GenerateAny, |
|
556 |
"initial": lambda: "", |
|
557 |
"check": lambda x: isinstance(x, (StringType, UnicodeType, minidom.Node)) |
|
558 |
} |
|
559 |
||
560 |
def GenerateTagInfos(infos): |
|
561 |
def ExtractTag(tree): |
|
562 |
if len(tree._attrs) > 0: |
|
563 |
raise ValueError("\"%s\" musn't have attributes!" % infos["name"])
|
|
564 |
if len(tree.childNodes) > 0: |
|
565 |
raise ValueError("\"%s\" musn't have children!" % infos["name"])
|
|
566 |
if infos["minOccurs"] == 0: |
|
567 |
return True |
|
568 |
else: |
|
569 |
return None |
|
570 |
||
571 |
def GenerateTag(value, name=None, indent=0): |
|
572 |
if name is not None and not (infos["minOccurs"] == 0 and value is None): |
|
573 |
ind1, ind2 = getIndent(indent, name) |
|
574 |
return ind1 + "<%s/>\n" % name |
|
575 |
else: |
|
576 |
return "" |
|
577 |
||
578 |
return {
|
|
579 |
"type": TAG, |
|
580 |
"extract": ExtractTag, |
|
581 |
"generate": GenerateTag, |
|
582 |
"initial": lambda: None, |
|
583 |
"check": lambda x: x == None or infos["minOccurs"] == 0 and value == True |
|
584 |
} |
|
585 |
||
586 |
def FindTypeInfos(factory, infos): |
|
587 |
if isinstance(infos, (UnicodeType, StringType)): |
|
588 |
namespace, name = DecomposeQualifiedName(infos) |
|
589 |
return factory.GetQualifiedNameInfos(name, namespace) |
|
590 |
return infos |
|
591 |
||
592 |
def GetElementInitialValue(factory, infos): |
|
593 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
594 |
if infos["minOccurs"] == 0 and infos["maxOccurs"] == 1: |
|
595 |
if infos.has_key("default"):
|
|
596 |
return infos["elmt_type"]["extract"](infos["default"], False) |
|
597 |
else: |
|
598 |
return None |
|
599 |
elif infos["minOccurs"] == 1 and infos["maxOccurs"] == 1: |
|
600 |
return infos["elmt_type"]["initial"]() |
|
601 |
else: |
|
602 |
return [infos["elmt_type"]["initial"]() for i in xrange(infos["minOccurs"])] |
|
603 |
||
604 |
def HandleError(message, raise_exception): |
|
605 |
if raise_exception: |
|
606 |
raise ValueError(message) |
|
607 |
return False |
|
608 |
||
609 |
def CheckElementValue(factory, name, infos, value, raise_exception=True): |
|
610 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
611 |
if value is None and raise_exception: |
|
612 |
if not (infos["minOccurs"] == 0 and infos["maxOccurs"] == 1): |
|
613 |
return HandleError("Attribute '%s' isn't optional." % name, raise_exception)
|
|
614 |
elif infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1: |
|
615 |
if not isinstance(value, ListType): |
|
616 |
return HandleError("Attribute '%s' must be a list." % name, raise_exception)
|
|
617 |
if len(value) < infos["minOccurs"] or infos["maxOccurs"] != "unbounded" and len(value) > infos["maxOccurs"]: |
|
618 |
return HandleError("List out of bounds for attribute '%s'." % name, raise_exception)
|
|
619 |
if not reduce(lambda x, y: x and y, map(infos["elmt_type"]["check"], value), True): |
|
620 |
return HandleError("Attribute '%s' must be a list of valid elements." % name, raise_exception)
|
|
621 |
elif infos.has_key("fixed") and value != infos["fixed"]:
|
|
622 |
return HandleError("Value of attribute '%s' can only be '%s'." % (name, str(infos["fixed"])), raise_exception)
|
|
623 |
else: |
|
624 |
return infos["elmt_type"]["check"](value) |
|
625 |
return True |
|
626 |
||
627 |
def GetContentInfos(name, choices): |
|
628 |
for choice_infos in choices: |
|
629 |
if choices_infos["type"] == "sequence": |
|
630 |
for element_infos in choices_infos["elements"]: |
|
631 |
if element_infos["type"] == CHOICE: |
|
632 |
if GetContentInfos(name, element_infos["choices"]): |
|
633 |
return choices_infos |
|
634 |
elif element_infos["name"] == name: |
|
635 |
return choices_infos |
|
636 |
elif choice_infos["name"] == name: |
|
637 |
return choices_infos |
|
638 |
return None |
|
639 |
||
640 |
def ComputeContentChoices(factory, name, infos): |
|
641 |
choices = [] |
|
642 |
for choice in infos["choices"]: |
|
643 |
if choice["type"] == "sequence": |
|
644 |
choice["name"] = "sequence" |
|
645 |
for sequence_element in choice["elements"]: |
|
646 |
if sequence_element["type"] != CHOICE: |
|
647 |
element_infos = factory.ExtractTypeInfos(sequence_element["name"], name, sequence_element["elmt_type"]) |
|
648 |
if element_infos is not None: |
|
649 |
sequence_element["elmt_type"] = element_infos |
|
650 |
elif choice["elmt_type"] == "tag": |
|
651 |
choice["elmt_type"] = GenerateTagInfos(choice) |
|
652 |
else: |
|
653 |
choice_infos = factory.ExtractTypeInfos(choice["name"], name, choice["elmt_type"]) |
|
654 |
if choice_infos is not None: |
|
655 |
choice["elmt_type"] = choice_infos |
|
656 |
choices.append((choice["name"], choice)) |
|
657 |
return choices |
|
658 |
||
659 |
def ExtractContentElement(factory, tree, infos, content): |
|
660 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
661 |
if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1: |
|
662 |
if isinstance(content, ListType) and len(content) > 0 and \ |
|
663 |
content[-1]["name"] == tree.nodeName: |
|
664 |
content_item = content.pop(-1) |
|
665 |
content_item["value"].append(infos["elmt_type"]["extract"](tree)) |
|
666 |
return content_item |
|
667 |
elif not isinstance(content, ListType) and \ |
|
668 |
content is not None and \ |
|
669 |
content["name"] == tree.nodeName: |
|
670 |
return {"name": tree.nodeName,
|
|
671 |
"value": content["value"] + [infos["elmt_type"]["extract"](tree)]} |
|
672 |
else: |
|
673 |
return {"name": tree.nodeName,
|
|
674 |
"value": [infos["elmt_type"]["extract"](tree)]} |
|
675 |
else: |
|
676 |
return {"name": tree.nodeName,
|
|
677 |
"value": infos["elmt_type"]["extract"](tree)} |
|
678 |
||
679 |
def GenerateContentInfos(factory, name, choices): |
|
680 |
choices_dict = {}
|
|
681 |
for choice_name, infos in choices: |
|
682 |
if choice_name == "sequence": |
|
683 |
for element in infos["elements"]: |
|
684 |
if element["type"] == CHOICE: |
|
685 |
element["elmt_type"] = GenerateContentInfos(factory, name, ComputeContentChoices(factory, name, element)) |
|
686 |
elif choices_dict.has_key(element["name"]): |
|
687 |
raise ValueError("'%s' element defined two times in choice" % choice_name)
|
|
688 |
else: |
|
689 |
choices_dict[element["name"]] = infos |
|
690 |
else: |
|
691 |
if choices_dict.has_key(choice_name): |
|
692 |
raise ValueError("'%s' element defined two times in choice" % choice_name)
|
|
693 |
choices_dict[choice_name] = infos |
|
694 |
||
695 |
def GetContentInitial(): |
|
696 |
content_name, infos = choices[0] |
|
697 |
if content_name == "sequence": |
|
698 |
content_value = [] |
|
699 |
for i in xrange(infos["minOccurs"]): |
|
700 |
for element_infos in infos["elements"]: |
|
701 |
value = GetElementInitialValue(factory, element_infos) |
|
702 |
if value is not None: |
|
703 |
if element_infos["type"] == CHOICE: |
|
704 |
content_value.append(value) |
|
705 |
else: |
|
706 |
content_value.append({"name": element_infos["name"], "value": value})
|
|
707 |
else: |
|
708 |
content_value = GetElementInitialValue(factory, infos) |
|
709 |
return {"name": content_name, "value": content_value}
|
|
710 |
||
711 |
def CheckContent(value): |
|
712 |
if value["name"] != "sequence": |
|
713 |
infos = choices_dict.get(value["name"], None) |
|
714 |
if infos is not None: |
|
715 |
return CheckElementValue(factory, value["name"], infos, value["value"], False) |
|
716 |
elif len(value["value"]) > 0: |
|
717 |
infos = choices_dict.get(value["value"][0]["name"], None) |
|
718 |
if infos is None: |
|
719 |
for choice_name, infos in choices: |
|
720 |
if infos["type"] == "sequence": |
|
721 |
for element_infos in infos["elements"]: |
|
722 |
if element_infos["type"] == CHOICE: |
|
723 |
infos = GetContentInfos(value["value"][0]["name"], element_infos["choices"]) |
|
724 |
if infos is not None: |
|
725 |
sequence_number = 0 |
|
726 |
element_idx = 0 |
|
727 |
while element_idx < len(value["value"]): |
|
728 |
for element_infos in infos["elements"]: |
|
729 |
element_value = None |
|
730 |
if element_infos["type"] == CHOICE: |
|
731 |
choice_infos = None |
|
732 |
if element_idx < len(value["value"]): |
|
733 |
for choice in element_infos["choices"]: |
|
734 |
if choice["name"] == value["value"][element_idx]["name"]: |
|
735 |
choice_infos = choice |
|
736 |
element_value = value["value"][element_idx]["value"] |
|
737 |
element_idx += 1 |
|
738 |
break |
|
739 |
if ((choice_infos is not None and |
|
740 |
not CheckElementValue(factory, choice_infos["name"], choice_infos, element_value, False)) or |
|
741 |
(choice_infos is None and element_infos["minOccurs"] > 0)): |
|
742 |
raise ValueError("Invalid sequence value in attribute 'content'")
|
|
743 |
else: |
|
744 |
if element_idx < len(value["value"]) and element_infos["name"] == value["value"][element_idx]["name"]: |
|
745 |
element_value = value["value"][element_idx]["value"] |
|
746 |
element_idx += 1 |
|
747 |
if not CheckElementValue(factory, element_infos["name"], element_infos, element_value, False): |
|
748 |
raise ValueError("Invalid sequence value in attribute 'content'")
|
|
749 |
sequence_number += 1 |
|
750 |
if sequence_number < infos["minOccurs"] or infos["maxOccurs"] != "unbounded" and sequence_number > infos["maxOccurs"]: |
|
751 |
raise ValueError("Invalid sequence value in attribute 'content'")
|
|
752 |
return True |
|
753 |
else: |
|
754 |
for element_name, infos in choices: |
|
755 |
if element_name == "sequence": |
|
756 |
required = 0 |
|
757 |
for element in infos["elements"]: |
|
758 |
if element["minOccurs"] > 0: |
|
759 |
required += 1 |
|
760 |
if required == 0: |
|
761 |
return True |
|
762 |
return False |
|
763 |
||
764 |
def ExtractContent(tree, content): |
|
765 |
infos = choices_dict.get(tree.nodeName, None) |
|
766 |
if infos is not None: |
|
767 |
if infos["name"] == "sequence": |
|
768 |
sequence_dict = dict([(element_infos["name"], element_infos) for element_infos in infos["elements"] if element_infos["type"] != CHOICE]) |
|
769 |
element_infos = sequence_dict.get(tree.nodeName) |
|
770 |
if content is not None and \ |
|
771 |
content["name"] == "sequence" and \ |
|
772 |
len(content["value"]) > 0 and \ |
|
773 |
choices_dict.get(content["value"][-1]["name"]) == infos: |
|
774 |
return {"name": "sequence",
|
|
775 |
"value": content["value"] + [ExtractContentElement(factory, tree, element_infos, content["value"][-1])]} |
|
776 |
else: |
|
777 |
return {"name": "sequence",
|
|
778 |
"value": [ExtractContentElement(factory, tree, element_infos, None)]} |
|
779 |
else: |
|
780 |
return ExtractContentElement(factory, tree, infos, content) |
|
781 |
else: |
|
782 |
for choice_name, infos in choices: |
|
783 |
if infos["type"] == "sequence": |
|
784 |
for element_infos in infos["elements"]: |
|
785 |
if element_infos["type"] == CHOICE: |
|
786 |
try: |
|
787 |
if content is not None and \ |
|
788 |
content["name"] == "sequence" and \ |
|
789 |
len(content["value"]) > 0: |
|
790 |
return {"name": "sequence",
|
|
791 |
"value": content["value"] + [element_infos["elmt_type"]["extract"](tree, content["value"][-1])]} |
|
792 |
else: |
|
793 |
return {"name": "sequence",
|
|
794 |
"value": [element_infos["elmt_type"]["extract"](tree, None)]} |
|
795 |
except: |
|
796 |
pass |
|
797 |
raise ValueError("Invalid element \"%s\" for content!" % tree.nodeName)
|
|
798 |
||
799 |
def GenerateContent(value, name=None, indent=0): |
|
800 |
text = "" |
|
801 |
if value["name"] != "sequence": |
|
802 |
infos = choices_dict.get(value["name"], None) |
|
803 |
if infos is not None: |
|
804 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
805 |
if infos["maxOccurs"] == "unbounded" or infos["maxOccurs"] > 1: |
|
806 |
for item in value["value"]: |
|
807 |
text += infos["elmt_type"]["generate"](item, value["name"], indent) |
|
808 |
else: |
|
809 |
text += infos["elmt_type"]["generate"](value["value"], value["name"], indent) |
|
810 |
elif len(value["value"]) > 0: |
|
811 |
infos = choices_dict.get(value["value"][0]["name"], None) |
|
812 |
if infos is None: |
|
813 |
for choice_name, infos in choices: |
|
814 |
if infos["type"] == "sequence": |
|
815 |
for element_infos in infos["elements"]: |
|
816 |
if element_infos["type"] == CHOICE: |
|
817 |
infos = GetContentInfos(value["value"][0]["name"], element_infos["choices"]) |
|
818 |
if infos is not None: |
|
819 |
sequence_dict = dict([(element_infos["name"], element_infos) for element_infos in infos["elements"]]) |
|
820 |
for element_value in value["value"]: |
|
821 |
element_infos = sequence_dict.get(element_value["name"]) |
|
822 |
if element_infos["maxOccurs"] == "unbounded" or element_infos["maxOccurs"] > 1: |
|
823 |
for item in element_value["value"]: |
|
824 |
text += element_infos["elmt_type"]["generate"](item, element_value["name"], indent) |
|
825 |
else: |
|
826 |
text += element_infos["elmt_type"]["generate"](element_value["value"], element_infos["name"], indent) |
|
827 |
return text |
|
828 |
||
829 |
return {
|
|
830 |
"type": COMPLEXTYPE, |
|
831 |
"initial": GetContentInitial, |
|
832 |
"check": CheckContent, |
|
833 |
"extract": ExtractContent, |
|
834 |
"generate": GenerateContent |
|
835 |
} |
|
836 |
||
837 |
#------------------------------------------------------------------------------- |
|
838 |
# Structure extraction functions |
|
839 |
#------------------------------------------------------------------------------- |
|
840 |
||
841 |
||
842 |
def DecomposeQualifiedName(name): |
|
843 |
result = QName_model.match(name) |
|
844 |
if not result: |
|
845 |
raise ValueError("\"%s\" isn't a valid QName value!" % name)
|
|
846 |
parts = result.groups()[0].split(':')
|
|
847 |
if len(parts) == 1: |
|
848 |
return None, parts[0] |
|
849 |
return parts |
|
850 |
||
851 |
def GenerateElement(element_name, attributes, elements_model, |
|
852 |
accept_text=False): |
|
853 |
def ExtractElement(factory, node): |
|
854 |
attrs = factory.ExtractNodeAttrs(element_name, node, attributes) |
|
855 |
children_structure = "" |
|
856 |
children_infos = [] |
|
857 |
children = [] |
|
858 |
for child in node.childNodes: |
|
859 |
if child.nodeName not in ["#comment", "#text"]: |
|
860 |
namespace, childname = DecomposeQualifiedName(child.nodeName) |
|
861 |
children_structure += "%s "%childname |
|
862 |
result = elements_model.match(children_structure) |
|
863 |
if not result: |
|
864 |
raise ValueError("Invalid structure for \"%s\" children!. First element invalid." % node.nodeName)
|
|
865 |
valid = result.groups()[0] |
|
866 |
if len(valid) < len(children_structure): |
|
867 |
raise ValueError("Invalid structure for \"%s\" children!. Element number %d invalid." % (node.nodeName, len(valid.split(" ")) - 1))
|
|
868 |
for child in node.childNodes: |
|
869 |
if child.nodeName != "#comment" and \ |
|
870 |
(accept_text or child.nodeName != "#text"): |
|
871 |
if child.nodeName == "#text": |
|
872 |
children.append(GetAttributeValue(node)) |
|
873 |
else: |
|
874 |
namespace, childname = DecomposeQualifiedName(child.nodeName) |
|
875 |
infos = factory.GetQualifiedNameInfos(childname, namespace) |
|
876 |
if infos["type"] != SYNTAXELEMENT: |
|
877 |
raise ValueError("\"%s\" can't be a member child!" % name)
|
|
878 |
if infos["extract"].has_key(element_name): |
|
879 |
children.append(infos["extract"][element_name](factory, child)) |
|
880 |
else: |
|
881 |
children.append(infos["extract"]["default"](factory, child)) |
|
882 |
return node.nodeName, attrs, children |
|
883 |
return ExtractElement |
|
884 |
||
885 |
||
886 |
""" |
|
887 |
Class that generate class from an XML Tree |
|
888 |
""" |
|
889 |
class ClassFactory: |
|
890 |
||
891 |
def __init__(self, document, filepath=None, debug=False): |
|
892 |
self.Document = document |
|
893 |
if filepath is not None: |
|
894 |
self.BaseFolder, self.FileName = os.path.split(filepath) |
|
895 |
else: |
|
896 |
self.BaseFolder = self.FileName = None |
|
897 |
self.Debug = debug |
|
898 |
||
899 |
# Dictionary for stocking Classes and Types definitions created from |
|
900 |
# the XML tree |
|
901 |
self.XMLClassDefinitions = {}
|
|
902 |
||
903 |
self.DefinedNamespaces = {}
|
|
904 |
self.Namespaces = {}
|
|
905 |
self.SchemaNamespace = None |
|
906 |
self.TargetNamespace = None |
|
907 |
||
908 |
self.CurrentCompilations = [] |
|
909 |
||
910 |
# Dictionaries for stocking Classes and Types generated |
|
911 |
self.ComputeAfter = [] |
|
912 |
if self.FileName is not None: |
|
913 |
self.ComputedClasses = {self.FileName: {}}
|
|
914 |
else: |
|
915 |
self.ComputedClasses = {}
|
|
916 |
self.ComputedClassesInfos = {}
|
|
917 |
self.AlreadyComputed = {}
|
|
918 |
||
919 |
def GetQualifiedNameInfos(self, name, namespace=None, canbenone=False): |
|
920 |
if namespace is None: |
|
921 |
if self.Namespaces[self.SchemaNamespace].has_key(name): |
|
922 |
return self.Namespaces[self.SchemaNamespace][name] |
|
923 |
for space, elements in self.Namespaces.iteritems(): |
|
924 |
if space != self.SchemaNamespace and elements.has_key(name): |
|
925 |
return elements[name] |
|
926 |
parts = name.split("_", 1)
|
|
927 |
if len(parts) > 1: |
|
928 |
group = self.GetQualifiedNameInfos(parts[0], namespace) |
|
929 |
if group is not None and group["type"] == ELEMENTSGROUP: |
|
930 |
elements = [] |
|
931 |
if group.has_key("elements"):
|
|
932 |
elements = group["elements"] |
|
933 |
elif group.has_key("choices"):
|
|
934 |
elements = group["choices"] |
|
935 |
for element in elements: |
|
936 |
if element["name"] == parts[1]: |
|
937 |
return element |
|
938 |
if not canbenone: |
|
939 |
raise ValueError("Unknown element \"%s\" for any defined namespaces!" % name)
|
|
940 |
elif self.Namespaces.has_key(namespace): |
|
941 |
if self.Namespaces[namespace].has_key(name): |
|
942 |
return self.Namespaces[namespace][name] |
|
943 |
parts = name.split("_", 1)
|
|
944 |
if len(parts) > 1: |
|
945 |
group = self.GetQualifiedNameInfos(parts[0], namespace) |
|
946 |
if group is not None and group["type"] == ELEMENTSGROUP: |
|
947 |
elements = [] |
|
948 |
if group.has_key("elements"):
|
|
949 |
elements = group["elements"] |
|
950 |
elif group.has_key("choices"):
|
|
951 |
elements = group["choices"] |
|
952 |
for element in elements: |
|
953 |
if element["name"] == parts[1]: |
|
954 |
return element |
|
955 |
if not canbenone: |
|
956 |
raise ValueError("Unknown element \"%s\" for namespace \"%s\"!" % (name, namespace))
|
|
957 |
elif not canbenone: |
|
958 |
raise ValueError("Unknown namespace \"%s\"!" % namespace)
|
|
959 |
return None |
|
960 |
||
961 |
def SplitQualifiedName(self, name, namespace=None, canbenone=False): |
|
962 |
if namespace is None: |
|
963 |
if self.Namespaces[self.SchemaNamespace].has_key(name): |
|
964 |
return name, None |
|
965 |
for space, elements in self.Namespaces.items(): |
|
966 |
if space != self.SchemaNamespace and elements.has_key(name): |
|
967 |
return name, None |
|
968 |
parts = name.split("_", 1)
|
|
969 |
if len(parts) > 1: |
|
970 |
group = self.GetQualifiedNameInfos(parts[0], namespace) |
|
971 |
if group is not None and group["type"] == ELEMENTSGROUP: |
|
972 |
elements = [] |
|
973 |
if group.has_key("elements"):
|
|
974 |
elements = group["elements"] |
|
975 |
elif group.has_key("choices"):
|
|
976 |
elements = group["choices"] |
|
977 |
for element in elements: |
|
978 |
if element["name"] == parts[1]: |
|
979 |
return part[1], part[0] |
|
980 |
if not canbenone: |
|
981 |
raise ValueError("Unknown element \"%s\" for any defined namespaces!" % name)
|
|
982 |
elif self.Namespaces.has_key(namespace): |
|
983 |
if self.Namespaces[namespace].has_key(name): |
|
984 |
return name, None |
|
985 |
parts = name.split("_", 1)
|
|
986 |
if len(parts) > 1: |
|
987 |
group = self.GetQualifiedNameInfos(parts[0], namespace) |
|
988 |
if group is not None and group["type"] == ELEMENTSGROUP: |
|
989 |
elements = [] |
|
990 |
if group.has_key("elements"):
|
|
991 |
elements = group["elements"] |
|
992 |
elif group.has_key("choices"):
|
|
993 |
elements = group["choices"] |
|
994 |
for element in elements: |
|
995 |
if element["name"] == parts[1]: |
|
996 |
return parts[1], parts[0] |
|
997 |
if not canbenone: |
|
998 |
raise ValueError("Unknown element \"%s\" for namespace \"%s\"!" % (name, namespace))
|
|
999 |
elif not canbenone: |
|
1000 |
raise ValueError("Unknown namespace \"%s\"!" % namespace)
|
|
1001 |
return None, None |
|
1002 |
||
1003 |
def ExtractNodeAttrs(self, element_name, node, valid_attrs): |
|
1004 |
attrs = {}
|
|
1005 |
for qualified_name, attr in node._attrs.items(): |
|
1006 |
namespace, name = DecomposeQualifiedName(qualified_name) |
|
1007 |
if name in valid_attrs: |
|
1008 |
infos = self.GetQualifiedNameInfos(name, namespace) |
|
1009 |
if infos["type"] != SYNTAXATTRIBUTE: |
|
1010 |
raise ValueError("\"%s\" can't be a member attribute!" % name)
|
|
1011 |
elif name in attrs: |
|
1012 |
raise ValueError("\"%s\" attribute has been twice!" % name)
|
|
1013 |
elif element_name in infos["extract"]: |
|
1014 |
attrs[name] = infos["extract"][element_name](attr) |
|
1015 |
else: |
|
1016 |
attrs[name] = infos["extract"]["default"](attr) |
|
1017 |
elif namespace == "xmlns": |
|
1018 |
infos = self.GetQualifiedNameInfos("anyURI", self.SchemaNamespace)
|
|
1019 |
self.DefinedNamespaces[infos["extract"](attr)] = name |
|
1020 |
else: |
|
1021 |
raise ValueError("Invalid attribute \"%s\" for member \"%s\"!" % (qualified_name, node.nodeName))
|
|
1022 |
for attr in valid_attrs: |
|
1023 |
if attr not in attrs and \ |
|
1024 |
self.Namespaces[self.SchemaNamespace].has_key(attr) and \ |
|
1025 |
self.Namespaces[self.SchemaNamespace][attr].has_key("default"):
|
|
1026 |
if self.Namespaces[self.SchemaNamespace][attr]["default"].has_key(element_name): |
|
1027 |
default = self.Namespaces[self.SchemaNamespace][attr]["default"][element_name] |
|
1028 |
else: |
|
1029 |
default = self.Namespaces[self.SchemaNamespace][attr]["default"]["default"] |
|
1030 |
if default is not None: |
|
1031 |
attrs[attr] = default |
|
1032 |
return attrs |
|
1033 |
||
1034 |
def ReduceElements(self, elements, schema=False): |
|
1035 |
result = [] |
|
1036 |
for child_infos in elements: |
|
1037 |
if child_infos is not None: |
|
1038 |
if child_infos[1].has_key("name") and schema:
|
|
1039 |
self.CurrentCompilations.append(child_infos[1]["name"]) |
|
1040 |
namespace, name = DecomposeQualifiedName(child_infos[0]) |
|
1041 |
infos = self.GetQualifiedNameInfos(name, namespace) |
|
1042 |
if infos["type"] != SYNTAXELEMENT: |
|
1043 |
raise ValueError("\"%s\" can't be a member child!" % name)
|
|
1044 |
element = infos["reduce"](self, child_infos[1], child_infos[2]) |
|
1045 |
if element is not None: |
|
1046 |
result.append(element) |
|
1047 |
if child_infos[1].has_key("name") and schema:
|
|
1048 |
self.CurrentCompilations.pop(-1) |
|
1049 |
annotations = [] |
|
1050 |
children = [] |
|
1051 |
for element in result: |
|
1052 |
if element["type"] == "annotation": |
|
1053 |
annotations.append(element) |
|
1054 |
else: |
|
1055 |
children.append(element) |
|
1056 |
return annotations, children |
|
1057 |
||
1058 |
def AddComplexType(self, typename, infos): |
|
1059 |
if not self.XMLClassDefinitions.has_key(typename): |
|
1060 |
self.XMLClassDefinitions[typename] = infos |
|
1061 |
else: |
|
1062 |
raise ValueError("\"%s\" class already defined. Choose another name!" % typename)
|
|
1063 |
||
1064 |
def ParseSchema(self): |
|
1065 |
pass |
|
1066 |
||
1067 |
def ExtractTypeInfos(self, name, parent, typeinfos): |
|
1068 |
if isinstance(typeinfos, (StringType, UnicodeType)): |
|
1069 |
namespace, name = DecomposeQualifiedName(typeinfos) |
|
1070 |
infos = self.GetQualifiedNameInfos(name, namespace) |
|
1071 |
if infos["type"] == COMPLEXTYPE: |
|
1072 |
name, parent = self.SplitQualifiedName(name, namespace) |
|
1073 |
result = self.CreateClass(name, parent, infos) |
|
1074 |
if result is not None and not isinstance(result, (UnicodeType, StringType)): |
|
1075 |
self.Namespaces[self.TargetNamespace][result["name"]] = result |
|
1076 |
return result |
|
1077 |
elif infos["type"] == ELEMENT and infos["elmt_type"]["type"] == COMPLEXTYPE: |
|
1078 |
name, parent = self.SplitQualifiedName(name, namespace) |
|
1079 |
result = self.CreateClass(name, parent, infos["elmt_type"]) |
|
1080 |
if result is not None and not isinstance(result, (UnicodeType, StringType)): |
|
1081 |
self.Namespaces[self.TargetNamespace][result["name"]] = result |
|
1082 |
return result |
|
1083 |
else: |
|
1084 |
return infos |
|
1085 |
elif typeinfos["type"] == COMPLEXTYPE: |
|
1086 |
return self.CreateClass(name, parent, typeinfos) |
|
1087 |
elif typeinfos["type"] == SIMPLETYPE: |
|
1088 |
return typeinfos |
|
1089 |
||
1090 |
""" |
|
1091 |
Methods that generates the classes |
|
1092 |
""" |
|
1093 |
def CreateClasses(self): |
|
1094 |
self.ParseSchema() |
|
1095 |
for name, infos in self.Namespaces[self.TargetNamespace].items(): |
|
1096 |
if infos["type"] == ELEMENT: |
|
1097 |
if not isinstance(infos["elmt_type"], (UnicodeType, StringType)) and \ |
|
1098 |
infos["elmt_type"]["type"] == COMPLEXTYPE: |
|
1099 |
self.ComputeAfter.append((name, None, infos["elmt_type"], True)) |
|
1100 |
while len(self.ComputeAfter) > 0: |
|
1101 |
result = self.CreateClass(*self.ComputeAfter.pop(0)) |
|
1102 |
if result is not None and not isinstance(result, (UnicodeType, StringType)): |
|
1103 |
self.Namespaces[self.TargetNamespace][result["name"]] = result |
|
1104 |
elif infos["type"] == COMPLEXTYPE: |
|
1105 |
self.ComputeAfter.append((name, None, infos)) |
|
1106 |
while len(self.ComputeAfter) > 0: |
|
1107 |
result = self.CreateClass(*self.ComputeAfter.pop(0)) |
|
1108 |
if result is not None and \ |
|
1109 |
not isinstance(result, (UnicodeType, StringType)): |
|
1110 |
self.Namespaces[self.TargetNamespace][result["name"]] = result |
|
1111 |
elif infos["type"] == ELEMENTSGROUP: |
|
1112 |
elements = [] |
|
1113 |
if infos.has_key("elements"):
|
|
1114 |
elements = infos["elements"] |
|
1115 |
elif infos.has_key("choices"):
|
|
1116 |
elements = infos["choices"] |
|
1117 |
for element in elements: |
|
1118 |
if not isinstance(element["elmt_type"], (UnicodeType, StringType)) and \ |
|
1119 |
element["elmt_type"]["type"] == COMPLEXTYPE: |
|
1120 |
self.ComputeAfter.append((element["name"], infos["name"], element["elmt_type"])) |
|
1121 |
while len(self.ComputeAfter) > 0: |
|
1122 |
result = self.CreateClass(*self.ComputeAfter.pop(0)) |
|
1123 |
if result is not None and \ |
|
1124 |
not isinstance(result, (UnicodeType, StringType)): |
|
1125 |
self.Namespaces[self.TargetNamespace][result["name"]] = result |
|
1126 |
return self.ComputedClasses |
|
1127 |
||
1128 |
def CreateClass(self, name, parent, classinfos, baseclass = False): |
|
1129 |
if parent is not None: |
|
1130 |
classname = "%s_%s" % (parent, name) |
|
1131 |
else: |
|
1132 |
classname = name |
|
1133 |
||
1134 |
# Checks that classe haven't been generated yet |
|
1135 |
if self.AlreadyComputed.get(classname, False): |
|
1136 |
if baseclass: |
|
1137 |
self.AlreadyComputed[classname].IsBaseClass = baseclass |
|
1138 |
return self.ComputedClassesInfos.get(classname, None) |
|
1139 |
||
1140 |
# If base classes haven't been generated |
|
1141 |
bases = [] |
|
1142 |
base_infos = classinfos.get("base", None)
|
|
1143 |
if base_infos is not None: |
|
1144 |
result = self.ExtractTypeInfos("base", name, base_infos)
|
|
1145 |
if result is None: |
|
1146 |
namespace, base_name = DecomposeQualifiedName(base_infos) |
|
1147 |
if self.AlreadyComputed.get(base_name, False): |
|
1148 |
self.ComputeAfter.append((name, parent, classinfos)) |
|
1149 |
if self.TargetNamespace is not None: |
|
1150 |
return "%s:%s" % (self.TargetNamespace, classname) |
|
1151 |
else: |
|
1152 |
return classname |
|
1153 |
elif result is not None: |
|
1154 |
if self.FileName is not None: |
|
1155 |
classinfos["base"] = self.ComputedClasses[self.FileName].get(result["name"], None) |
|
1156 |
if classinfos["base"] is None: |
|
1157 |
for filename, classes in self.ComputedClasses.iteritems(): |
|
1158 |
if filename != self.FileName: |
|
1159 |
classinfos["base"] = classes.get(result["name"], None) |
|
1160 |
if classinfos["base"] is not None: |
|
1161 |
break |
|
1162 |
else: |
|
1163 |
classinfos["base"] = self.ComputedClasses.get(result["name"], None) |
|
1164 |
if classinfos["base"] is None: |
|
1165 |
raise ValueError("No class found for base type")
|
|
1166 |
bases.append(classinfos["base"]) |
|
1167 |
bases.append(object) |
|
1168 |
bases = tuple(bases) |
|
1169 |
classmembers = {"__doc__": classinfos.get("doc", ""), "IsBaseClass": baseclass}
|
|
1170 |
||
1171 |
self.AlreadyComputed[classname] = True |
|
1172 |
||
1173 |
for attribute in classinfos["attributes"]: |
|
1174 |
infos = self.ExtractTypeInfos(attribute["name"], name, attribute["attr_type"]) |
|
1175 |
if infos is not None: |
|
1176 |
if infos["type"] != SIMPLETYPE: |
|
1177 |
raise ValueError("\"%s\" type is not a simple type!" % attribute["attr_type"])
|
|
1178 |
attrname = attribute["name"] |
|
1179 |
if attribute["use"] == "optional": |
|
1180 |
classmembers[attrname] = None |
|
1181 |
classmembers["add%s"%attrname] = generateAddMethod(attrname, self, attribute) |
|
1182 |
classmembers["delete%s"%attrname] = generateDeleteMethod(attrname) |
|
1183 |
else: |
|
1184 |
classmembers[attrname] = infos["initial"]() |
|
1185 |
classmembers["set%s"%attrname] = generateSetMethod(attrname) |
|
1186 |
classmembers["get%s"%attrname] = generateGetMethod(attrname) |
|
1187 |
else: |
|
1188 |
raise ValueError("\"%s\" type unrecognized!" % attribute["attr_type"])
|
|
1189 |
attribute["attr_type"] = infos |
|
1190 |
||
1191 |
for element in classinfos["elements"]: |
|
1192 |
if element["type"] == CHOICE: |
|
1193 |
elmtname = element["name"] |
|
1194 |
choices = ComputeContentChoices(self, name, element) |
|
1195 |
classmembers["get%schoices"%elmtname] = generateGetChoicesMethod(element["choices"]) |
|
1196 |
if element["maxOccurs"] == "unbounded" or element["maxOccurs"] > 1: |
|
1197 |
classmembers["append%sbytype" % elmtname] = generateAppendChoiceByTypeMethod(element["maxOccurs"], self, element["choices"]) |
|
1198 |
classmembers["insert%sbytype" % elmtname] = generateInsertChoiceByTypeMethod(element["maxOccurs"], self, element["choices"]) |
|
1199 |
else: |
|
1200 |
classmembers["set%sbytype" % elmtname] = generateSetChoiceByTypeMethod(self, element["choices"]) |
|
1201 |
infos = GenerateContentInfos(self, name, choices) |
|
1202 |
elif element["type"] == ANY: |
|
1203 |
elmtname = element["name"] = "text" |
|
1204 |
element["minOccurs"] = element["maxOccurs"] = 1 |
|
1205 |
infos = GenerateAnyInfos(element) |
|
1206 |
else: |
|
1207 |
elmtname = element["name"] |
|
1208 |
if element["elmt_type"] == "tag": |
|
1209 |
infos = GenerateTagInfos(element) |
|
1210 |
else: |
|
1211 |
infos = self.ExtractTypeInfos(element["name"], name, element["elmt_type"]) |
|
1212 |
if infos is not None: |
|
1213 |
element["elmt_type"] = infos |
|
1214 |
if element["maxOccurs"] == "unbounded" or element["maxOccurs"] > 1: |
|
1215 |
classmembers[elmtname] = [] |
|
1216 |
classmembers["append%s" % elmtname] = generateAppendMethod(elmtname, element["maxOccurs"], self, element) |
|
1217 |
classmembers["insert%s" % elmtname] = generateInsertMethod(elmtname, element["maxOccurs"], self, element) |
|
1218 |
classmembers["remove%s" % elmtname] = generateRemoveMethod(elmtname, element["minOccurs"]) |
|
1219 |
classmembers["count%s" % elmtname] = generateCountMethod(elmtname) |
|
1220 |
else: |
|
1221 |
if element["minOccurs"] == 0: |
|
1222 |
classmembers[elmtname] = None |
|
1223 |
classmembers["add%s" % elmtname] = generateAddMethod(elmtname, self, element) |
|
1224 |
classmembers["delete%s" % elmtname] = generateDeleteMethod(elmtname) |
|
1225 |
elif not isinstance(element["elmt_type"], (UnicodeType, StringType)): |
|
1226 |
classmembers[elmtname] = element["elmt_type"]["initial"]() |
|
1227 |
else: |
|
1228 |
classmembers[elmtname] = None |
|
1229 |
classmembers["set%s" % elmtname] = generateSetMethod(elmtname) |
|
1230 |
classmembers["get%s" % elmtname] = generateGetMethod(elmtname) |
|
1231 |
||
1232 |
classmembers["__init__"] = generateInitMethod(self, classinfos) |
|
1233 |
classmembers["getStructure"] = generateStructureMethod(classinfos) |
|
1234 |
classmembers["loadXMLTree"] = generateLoadXMLTree(self, classinfos) |
|
1235 |
classmembers["generateXMLText"] = generateGenerateXMLText(self, classinfos) |
|
1236 |
classmembers["getElementAttributes"] = generateGetElementAttributes(self, classinfos) |
|
1237 |
classmembers["getElementInfos"] = generateGetElementInfos(self, classinfos) |
|
1238 |
classmembers["setElementValue"] = generateSetElementValue(self, classinfos) |
|
1239 |
classmembers["singleLineAttributes"] = True |
|
1240 |
classmembers["compatibility"] = lambda x, y: None |
|
1241 |
classmembers["extraAttrs"] = {}
|
|
1242 |
||
1243 |
class_definition = classobj(str(classname), bases, classmembers) |
|
1244 |
setattr(class_definition, "__setattr__", generateSetattrMethod(self, class_definition, classinfos)) |
|
1245 |
class_infos = {"type": COMPILEDCOMPLEXTYPE,
|
|
1246 |
"name": classname, |
|
1247 |
"check": generateClassCheckFunction(class_definition), |
|
1248 |
"initial": generateClassCreateFunction(class_definition), |
|
1249 |
"extract": generateClassExtractFunction(class_definition), |
|
1250 |
"generate": class_definition.generateXMLText} |
|
1251 |
||
1252 |
if self.FileName is not None: |
|
1253 |
self.ComputedClasses[self.FileName][classname] = class_definition |
|
1254 |
else: |
|
1255 |
self.ComputedClasses[classname] = class_definition |
|
1256 |
self.ComputedClassesInfos[classname] = class_infos |
|
1257 |
||
1258 |
return class_infos |
|
1259 |
||
1260 |
""" |
|
1261 |
Methods that print the classes generated |
|
1262 |
""" |
|
1263 |
def PrintClasses(self): |
|
1264 |
items = self.ComputedClasses.items() |
|
1265 |
items.sort() |
|
1266 |
if self.FileName is not None: |
|
1267 |
for filename, classes in items: |
|
1268 |
print "File '%s':" % filename |
|
1269 |
class_items = classes.items() |
|
1270 |
class_items.sort() |
|
1271 |
for classname, xmlclass in class_items: |
|
1272 |
print "%s: %s" % (classname, str(xmlclass)) |
|
1273 |
else: |
|
1274 |
for classname, xmlclass in items: |
|
1275 |
print "%s: %s" % (classname, str(xmlclass)) |
|
1276 |
||
1277 |
def PrintClassNames(self): |
|
1278 |
classnames = self.XMLClassDefinitions.keys() |
|
1279 |
classnames.sort() |
|
1280 |
for classname in classnames: |
|
1281 |
print classname |
|
1282 |
||
1283 |
""" |
|
1284 |
Method that generate the method for checking a class instance |
|
1285 |
""" |
|
1286 |
def generateClassCheckFunction(class_definition): |
|
1287 |
def classCheckfunction(instance): |
|
1288 |
return isinstance(instance, class_definition) |
|
1289 |
return classCheckfunction |
|
1290 |
||
1291 |
""" |
|
1292 |
Method that generate the method for creating a class instance |
|
1293 |
""" |
|
1294 |
def generateClassCreateFunction(class_definition): |
|
1295 |
def classCreatefunction(): |
|
1296 |
return class_definition() |
|
1297 |
return classCreatefunction |
|
1298 |
||
1299 |
""" |
|
1300 |
Method that generate the method for extracting a class instance |
|
1301 |
""" |
|
1302 |
def generateClassExtractFunction(class_definition): |
|
1303 |
def classExtractfunction(node): |
|
1304 |
instance = class_definition() |
|
1305 |
instance.loadXMLTree(node) |
|
1306 |
return instance |
|
1307 |
return classExtractfunction |
|
1308 |
||
1309 |
""" |
|
1310 |
Method that generate the method for loading an xml tree by following the |
|
1311 |
attributes list defined |
|
1312 |
""" |
|
1313 |
def generateSetattrMethod(factory, class_definition, classinfos): |
|
1314 |
attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"]) |
|
1315 |
optional_attributes = dict([(attr["name"], True) for attr in classinfos["attributes"] if attr["use"] == "optional"]) |
|
1316 |
elements = dict([(element["name"], element) for element in classinfos["elements"]]) |
|
1317 |
||
1318 |
def setattrMethod(self, name, value): |
|
1319 |
if attributes.has_key(name): |
|
1320 |
attributes[name]["attr_type"] = FindTypeInfos(factory, attributes[name]["attr_type"]) |
|
1321 |
if value is None: |
|
1322 |
if optional_attributes.get(name, False): |
|
1323 |
return object.__setattr__(self, name, None) |
|
1324 |
else: |
|
1325 |
raise ValueError("Attribute '%s' isn't optional." % name)
|
|
1326 |
elif attributes[name].has_key("fixed") and value != attributes[name]["fixed"]:
|
|
1327 |
raise ValueError, "Value of attribute '%s' can only be '%s'."%(name, str(attributes[name]["fixed"])) |
|
1328 |
elif attributes[name]["attr_type"]["check"](value): |
|
1329 |
return object.__setattr__(self, name, value) |
|
1330 |
else: |
|
1331 |
raise ValueError("Invalid value for attribute '%s'." % (name))
|
|
1332 |
elif elements.has_key(name): |
|
1333 |
if CheckElementValue(factory, name, elements[name], value): |
|
1334 |
return object.__setattr__(self, name, value) |
|
1335 |
else: |
|
1336 |
raise ValueError("Invalid value for attribute '%s'." % (name))
|
|
1337 |
elif classinfos.has_key("base"):
|
|
1338 |
return classinfos["base"].__setattr__(self, name, value) |
|
1339 |
elif class_definition.__dict__.has_key(name): |
|
1340 |
return object.__setattr__(self, name, value) |
|
1341 |
else: |
|
1342 |
raise AttributeError("'%s' can't have an attribute '%s'." % (self.__class__.__name__, name))
|
|
1343 |
||
1344 |
return setattrMethod |
|
1345 |
||
1346 |
""" |
|
1347 |
Method that generate the method for generating the xml tree structure model by |
|
1348 |
following the attributes list defined |
|
1349 |
""" |
|
1350 |
def ComputeMultiplicity(name, infos): |
|
1351 |
if infos["minOccurs"] == 0: |
|
1352 |
if infos["maxOccurs"] == "unbounded": |
|
1353 |
return "(?:%s)*" % name |
|
1354 |
elif infos["maxOccurs"] == 1: |
|
1355 |
return "(?:%s)?" % name |
|
1356 |
else: |
|
1357 |
return "(?:%s){,%d}" % (name, infos["maxOccurs"])
|
|
1358 |
elif infos["minOccurs"] == 1: |
|
1359 |
if infos["maxOccurs"] == "unbounded": |
|
1360 |
return "(?:%s)+" % name |
|
1361 |
elif infos["maxOccurs"] == 1: |
|
1362 |
return "(?:%s)" % name |
|
1363 |
else: |
|
1364 |
return "(?:%s){1,%d}" % (name, infos["maxOccurs"])
|
|
1365 |
else: |
|
1366 |
if infos["maxOccurs"] == "unbounded": |
|
1367 |
return "(?:%s){%d,}" % (name, infos["minOccurs"], name)
|
|
1368 |
else: |
|
1369 |
return "(?:%s){%d,%d}" % (name, infos["minOccurs"],
|
|
1370 |
infos["maxOccurs"]) |
|
1371 |
||
1372 |
def GetStructure(classinfos): |
|
1373 |
elements = [] |
|
1374 |
for element in classinfos["elements"]: |
|
1375 |
if element["type"] == ANY: |
|
1376 |
infos = element.copy() |
|
1377 |
infos["minOccurs"] = 0 |
|
1378 |
elements.append(ComputeMultiplicity("#text |#cdata-section |\w* ", infos))
|
|
1379 |
elif element["type"] == CHOICE: |
|
1380 |
choices = [] |
|
1381 |
for infos in element["choices"]: |
|
1382 |
if infos["type"] == "sequence": |
|
1383 |
structure = "(?:%s)" % GetStructure(infos) |
|
1384 |
else: |
|
1385 |
structure = "%s " % infos["name"] |
|
1386 |
choices.append(ComputeMultiplicity(structure, infos)) |
|
1387 |
elements.append(ComputeMultiplicity("|".join(choices), element))
|
|
1388 |
elif element["name"] == "content" and element["elmt_type"]["type"] == SIMPLETYPE: |
|
1389 |
elements.append("(?:#text |#cdata-section )?")
|
|
1390 |
else: |
|
1391 |
elements.append(ComputeMultiplicity("%s " % element["name"], element))
|
|
1392 |
if classinfos.get("order", True) or len(elements) == 0:
|
|
1393 |
return "".join(elements) |
|
1394 |
else: |
|
1395 |
raise ValueError("XSD structure not yet supported!")
|
|
1396 |
||
1397 |
def generateStructureMethod(classinfos): |
|
1398 |
def getStructureMethod(self): |
|
1399 |
structure = GetStructure(classinfos) |
|
1400 |
if classinfos.has_key("base"):
|
|
1401 |
return classinfos["base"].getStructure(self) + structure |
|
1402 |
return structure |
|
1403 |
return getStructureMethod |
|
1404 |
||
1405 |
""" |
|
1406 |
Method that generate the method for loading an xml tree by following the |
|
1407 |
attributes list defined |
|
1408 |
""" |
|
1409 |
def generateLoadXMLTree(factory, classinfos): |
|
1410 |
attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"]) |
|
1411 |
elements = dict([(element["name"], element) for element in classinfos["elements"]]) |
|
1412 |
||
1413 |
def loadXMLTreeMethod(self, tree, extras=[], derived=False): |
|
1414 |
self.extraAttrs = {}
|
|
1415 |
self.compatibility(tree) |
|
1416 |
if not derived: |
|
1417 |
children_structure = "" |
|
1418 |
for node in tree.childNodes: |
|
1419 |
if not (node.nodeName == "#text" and node.data.strip() == "") and node.nodeName != "#comment": |
|
1420 |
children_structure += "%s " % node.nodeName |
|
1421 |
structure_pattern = self.getStructure() |
|
1422 |
if structure_pattern != "": |
|
1423 |
structure_model = re.compile("(%s)$" % structure_pattern)
|
|
1424 |
result = structure_model.match(children_structure) |
|
1425 |
if not result: |
|
1426 |
raise ValueError("Invalid structure for \"%s\" children!." % tree.nodeName)
|
|
1427 |
required_attributes = dict([(attr["name"], True) for attr in classinfos["attributes"] if attr["use"] == "required"]) |
|
1428 |
if classinfos.has_key("base"):
|
|
1429 |
extras.extend([attr["name"] for attr in classinfos["attributes"] if attr["use"] != "prohibited"]) |
|
1430 |
classinfos["base"].loadXMLTree(self, tree, extras, True) |
|
1431 |
for attrname, attr in tree._attrs.iteritems(): |
|
1432 |
if attributes.has_key(attrname): |
|
1433 |
attributes[attrname]["attr_type"] = FindTypeInfos(factory, attributes[attrname]["attr_type"]) |
|
1434 |
object.__setattr__(self, attrname, attributes[attrname]["attr_type"]["extract"](attr)) |
|
1435 |
elif not classinfos.has_key("base") and not attrname in extras and not self.extraAttrs.has_key(attrname):
|
|
1436 |
self.extraAttrs[attrname] = GetAttributeValue(attr) |
|
1437 |
required_attributes.pop(attrname, None) |
|
1438 |
if len(required_attributes) > 0: |
|
1439 |
raise ValueError("Required attributes %s missing for \"%s\" element!" % (", ".join(["\"%s\""%name for name in required_attributes]), tree.nodeName))
|
|
1440 |
first = {}
|
|
1441 |
for node in tree.childNodes: |
|
1442 |
name = node.nodeName |
|
1443 |
if name == "#text" and node.data.strip() == "" or name == "#comment": |
|
1444 |
continue |
|
1445 |
elif elements.has_key(name): |
|
1446 |
elements[name]["elmt_type"] = FindTypeInfos(factory, elements[name]["elmt_type"]) |
|
1447 |
if elements[name]["maxOccurs"] == "unbounded" or elements[name]["maxOccurs"] > 1: |
|
1448 |
if first.get(name, True): |
|
1449 |
object.__setattr__(self, name, [elements[name]["elmt_type"]["extract"](node)]) |
|
1450 |
first[name] = False |
|
1451 |
else: |
|
1452 |
getattr(self, name).append(elements[name]["elmt_type"]["extract"](node)) |
|
1453 |
else: |
|
1454 |
object.__setattr__(self, name, elements[name]["elmt_type"]["extract"](node)) |
|
1455 |
elif elements.has_key("text"):
|
|
1456 |
if elements["text"]["maxOccurs"] == "unbounded" or elements["text"]["maxOccurs"] > 1: |
|
1457 |
if first.get("text", True):
|
|
1458 |
object.__setattr__(self, "text", [elements["text"]["elmt_type"]["extract"](node)]) |
|
1459 |
first["text"] = False |
|
1460 |
else: |
|
1461 |
getattr(self, "text").append(elements["text"]["elmt_type"]["extract"](node)) |
|
1462 |
else: |
|
1463 |
object.__setattr__(self, "text", elements["text"]["elmt_type"]["extract"](node)) |
|
1464 |
elif elements.has_key("content"):
|
|
1465 |
if name in ["#cdata-section", "#text"]: |
|
1466 |
if elements["content"]["elmt_type"]["type"] == SIMPLETYPE: |
|
1467 |
object.__setattr__(self, "content", elements["content"]["elmt_type"]["extract"](node.data, False)) |
|
1468 |
else: |
|
1469 |
content = getattr(self, "content") |
|
1470 |
if elements["content"]["maxOccurs"] == "unbounded" or elements["content"]["maxOccurs"] > 1: |
|
1471 |
if first.get("content", True):
|
|
1472 |
object.__setattr__(self, "content", [elements["content"]["elmt_type"]["extract"](node, None)]) |
|
1473 |
first["content"] = False |
|
1474 |
else: |
|
1475 |
content.append(elements["content"]["elmt_type"]["extract"](node, content)) |
|
1476 |
else: |
|
1477 |
object.__setattr__(self, "content", elements["content"]["elmt_type"]["extract"](node, content)) |
|
1478 |
return loadXMLTreeMethod |
|
1479 |
||
1480 |
||
1481 |
""" |
|
1482 |
Method that generates the method for generating an xml text by following the |
|
1483 |
attributes list defined |
|
1484 |
""" |
|
1485 |
def generateGenerateXMLText(factory, classinfos): |
|
1486 |
def generateXMLTextMethod(self, name, indent=0, extras={}, derived=False):
|
|
1487 |
ind1, ind2 = getIndent(indent, name) |
|
1488 |
if not derived: |
|
1489 |
text = ind1 + u'<%s' % name |
|
1490 |
else: |
|
1491 |
text = u'' |
|
1492 |
||
1493 |
first = True |
|
1494 |
||
1495 |
if not classinfos.has_key("base"):
|
|
1496 |
extras.update(self.extraAttrs) |
|
1497 |
for attr, value in extras.iteritems(): |
|
1498 |
if not first and not self.singleLineAttributes: |
|
1499 |
text += u'\n%s' % (ind2) |
|
1500 |
text += u' %s=%s' % (attr, quoteattr(value)) |
|
1501 |
first = False |
|
1502 |
extras.clear() |
|
1503 |
for attr in classinfos["attributes"]: |
|
1504 |
if attr["use"] != "prohibited": |
|
1505 |
attr["attr_type"] = FindTypeInfos(factory, attr["attr_type"]) |
|
1506 |
value = getattr(self, attr["name"], None) |
|
1507 |
if value != None: |
|
1508 |
computed_value = attr["attr_type"]["generate"](value) |
|
1509 |
else: |
|
1510 |
computed_value = None |
|
1511 |
if attr["use"] != "optional" or (value != None and \ |
|
1512 |
computed_value != attr.get("default", attr["attr_type"]["generate"](attr["attr_type"]["initial"]()))):
|
|
1513 |
if classinfos.has_key("base"):
|
|
1514 |
extras[attr["name"]] = computed_value |
|
1515 |
else: |
|
1516 |
if not first and not self.singleLineAttributes: |
|
1517 |
text += u'\n%s' % (ind2) |
|
1518 |
text += ' %s=%s' % (attr["name"], quoteattr(computed_value)) |
|
1519 |
first = False |
|
1520 |
if classinfos.has_key("base"):
|
|
1521 |
first, new_text = classinfos["base"].generateXMLText(self, name, indent, extras, True) |
|
1522 |
text += new_text |
|
1523 |
else: |
|
1524 |
first = True |
|
1525 |
for element in classinfos["elements"]: |
|
1526 |
element["elmt_type"] = FindTypeInfos(factory, element["elmt_type"]) |
|
1527 |
value = getattr(self, element["name"], None) |
|
1528 |
if element["minOccurs"] == 0 and element["maxOccurs"] == 1: |
|
1529 |
if value is not None: |
|
1530 |
if first: |
|
1531 |
text += u'>\n' |
|
1532 |
first = False |
|
1533 |
text += element["elmt_type"]["generate"](value, element["name"], indent + 1) |
|
1534 |
elif element["minOccurs"] == 1 and element["maxOccurs"] == 1: |
|
1535 |
if first: |
|
1536 |
text += u'>\n' |
|
1537 |
first = False |
|
1538 |
if element["name"] == "content" and element["elmt_type"]["type"] == SIMPLETYPE: |
|
1539 |
text += element["elmt_type"]["generate"](value) |
|
1540 |
else: |
|
1541 |
text += element["elmt_type"]["generate"](value, element["name"], indent + 1) |
|
1542 |
else: |
|
1543 |
if first and len(value) > 0: |
|
1544 |
text += u'>\n' |
|
1545 |
first = False |
|
1546 |
for item in value: |
|
1547 |
text += element["elmt_type"]["generate"](item, element["name"], indent + 1) |
|
1548 |
if not derived: |
|
1549 |
if first: |
|
1550 |
text += u'/>\n' |
|
1551 |
else: |
|
1552 |
text += ind1 + u'</%s>\n' % (name) |
|
1553 |
return text |
|
1554 |
else: |
|
1555 |
return first, text |
|
1556 |
return generateXMLTextMethod |
|
1557 |
||
1558 |
def gettypeinfos(name, facets): |
|
1559 |
if facets.has_key("enumeration") and facets["enumeration"][0] is not None:
|
|
1560 |
return facets["enumeration"][0] |
|
1561 |
elif facets.has_key("maxInclusive"):
|
|
1562 |
limits = {"max" : None, "min" : None}
|
|
1563 |
if facets["maxInclusive"][0] is not None: |
|
1564 |
limits["max"] = facets["maxInclusive"][0] |
|
1565 |
elif facets["maxExclusive"][0] is not None: |
|
1566 |
limits["max"] = facets["maxExclusive"][0] - 1 |
|
1567 |
if facets["minInclusive"][0] is not None: |
|
1568 |
limits["min"] = facets["minInclusive"][0] |
|
1569 |
elif facets["minExclusive"][0] is not None: |
|
1570 |
limits["min"] = facets["minExclusive"][0] + 1 |
|
1571 |
if limits["max"] is not None or limits["min"] is not None: |
|
1572 |
return limits |
|
1573 |
return name |
|
1574 |
||
1575 |
def generateGetElementAttributes(factory, classinfos): |
|
1576 |
def getElementAttributes(self): |
|
1577 |
attr_list = [] |
|
1578 |
if classinfos.has_key("base"):
|
|
1579 |
attr_list.extend(classinfos["base"].getElementAttributes(self)) |
|
1580 |
for attr in classinfos["attributes"]: |
|
1581 |
if attr["use"] != "prohibited": |
|
1582 |
attr_params = {"name" : attr["name"], "use" : attr["use"],
|
|
1583 |
"type" : gettypeinfos(attr["attr_type"]["basename"], attr["attr_type"]["facets"]), |
|
1584 |
"value" : getattr(self, attr["name"], "")} |
|
1585 |
attr_list.append(attr_params) |
|
1586 |
return attr_list |
|
1587 |
return getElementAttributes |
|
1588 |
||
1589 |
def generateGetElementInfos(factory, classinfos): |
|
1590 |
attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"]) |
|
1591 |
elements = dict([(element["name"], element) for element in classinfos["elements"]]) |
|
1592 |
||
1593 |
def getElementInfos(self, name, path=None, derived=False): |
|
1594 |
attr_type = "element" |
|
1595 |
value = None |
|
1596 |
use = "required" |
|
1597 |
children = [] |
|
1598 |
if path is not None: |
|
1599 |
parts = path.split(".", 1)
|
|
1600 |
if attributes.has_key(parts[0]): |
|
|
1179
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1601 |
if len(parts) != 1: |
| 814 | 1602 |
raise ValueError("Wrong path!")
|
1603 |
attr_type = gettypeinfos(attributes[parts[0]]["attr_type"]["basename"], |
|
1604 |
attributes[parts[0]]["attr_type"]["facets"]) |
|
1605 |
value = getattr(self, parts[0], "") |
|
1606 |
elif elements.has_key(parts[0]): |
|
1607 |
if elements[parts[0]]["elmt_type"]["type"] == SIMPLETYPE: |
|
|
1179
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1608 |
if len(parts) != 1: |
| 814 | 1609 |
raise ValueError("Wrong path!")
|
1610 |
attr_type = gettypeinfos(elements[parts[0]]["elmt_type"]["basename"], |
|
1611 |
elements[parts[0]]["elmt_type"]["facets"]) |
|
1612 |
value = getattr(self, parts[0], "") |
|
1613 |
elif parts[0] == "content": |
|
1614 |
return self.content["value"].getElementInfos(self.content["name"], path) |
|
1615 |
else: |
|
1616 |
attr = getattr(self, parts[0], None) |
|
1617 |
if attr is None: |
|
1618 |
raise ValueError("Wrong path!")
|
|
1619 |
if len(parts) == 1: |
|
1620 |
return attr.getElementInfos(parts[0]) |
|
1621 |
else: |
|
1622 |
return attr.getElementInfos(parts[0], parts[1]) |
|
|
1179
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1623 |
elif elements.has_key("content"):
|
|
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1624 |
if len(parts) > 0: |
|
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1625 |
return self.content["value"].getElementInfos(name, path) |
|
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1626 |
elif classinfos.has_key("base"):
|
|
3e7bd88fcff7
Fixed inconsistency in value display when setting integer value for float parameter
Laurent Bessard
parents:
1124
diff
changeset
|
1627 |
classinfos["base"].getElementInfos(name, path) |
| 814 | 1628 |
else: |
1629 |
raise ValueError("Wrong path!")
|
|
1630 |
else: |
|
1631 |
if not derived: |
|
1632 |
children.extend(self.getElementAttributes()) |
|
1633 |
if classinfos.has_key("base"):
|
|
1634 |
children.extend(classinfos["base"].getElementInfos(self, name, derived=True)["children"]) |
|
1635 |
for element_name, element in elements.items(): |
|
1636 |
if element["minOccurs"] == 0: |
|
1637 |
use = "optional" |
|
1638 |
if element_name == "content" and element["type"] == CHOICE: |
|
1639 |
attr_type = [(choice["name"], None) for choice in element["choices"]] |
|
1640 |
if self.content is None: |
|
1641 |
value = "" |
|
1642 |
else: |
|
1643 |
value = self.content["name"] |
|
1644 |
if self.content["value"] is not None: |
|
1645 |
if self.content["name"] == "sequence": |
|
1646 |
choices_dict = dict([(choice["name"], choice) for choice in element["choices"]]) |
|
1647 |
sequence_infos = choices_dict.get("sequence", None)
|
|
1648 |
if sequence_infos is not None: |
|
1649 |
children.extend([item.getElementInfos(infos["name"]) for item, infos in zip(self.content["value"], sequence_infos["elements"])]) |
|
1650 |
else: |
|
1651 |
children.extend(self.content["value"].getElementInfos(self.content["name"])["children"]) |
|
1652 |
elif element["elmt_type"]["type"] == SIMPLETYPE: |
|
1653 |
children.append({"name": element_name, "require": element["minOccurs"] != 0,
|
|
1654 |
"type": gettypeinfos(element["elmt_type"]["basename"], |
|
1655 |
element["elmt_type"]["facets"]), |
|
1656 |
"value": getattr(self, element_name, None)}) |
|
1657 |
else: |
|
1658 |
instance = getattr(self, element_name, None) |
|
1659 |
if instance is None: |
|
1660 |
instance = element["elmt_type"]["initial"]() |
|
1661 |
children.append(instance.getElementInfos(element_name)) |
|
1662 |
return {"name": name, "type": attr_type, "value": value, "use": use, "children": children}
|
|
1663 |
return getElementInfos |
|
1664 |
||
1665 |
def generateSetElementValue(factory, classinfos): |
|
1666 |
attributes = dict([(attr["name"], attr) for attr in classinfos["attributes"] if attr["use"] != "prohibited"]) |
|
1667 |
elements = dict([(element["name"], element) for element in classinfos["elements"]]) |
|
1668 |
||
1669 |
def setElementValue(self, path, value): |
|
1670 |
if path is not None: |
|
1671 |
parts = path.split(".", 1)
|
|
1672 |
if attributes.has_key(parts[0]): |
|
1673 |
if len(parts) != 1: |
|
1674 |
raise ValueError("Wrong path!")
|
|
1675 |
if attributes[parts[0]]["attr_type"]["basename"] == "boolean": |
|
1676 |
setattr(self, parts[0], value) |
|
|
1017
2925d6e49893
Fixed bug when setting empty value to optional non-string parameters
Laurent Bessard
parents:
814
diff
changeset
|
1677 |
elif attributes[parts[0]]["use"] == "optional" and value == "": |
|
1022
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1678 |
if attributes[parts[0]].has_key("default"):
|
|
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1679 |
setattr(self, parts[0], |
|
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1680 |
attributes[parts[0]]["attr_type"]["extract"]( |
|
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1681 |
attributes[parts[0]]["default"], False)) |
|
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1682 |
else: |
|
ec30c12b1d67
Fixed bug when connecting and URI_location is empty
Laurent Bessard
parents:
1017
diff
changeset
|
1683 |
setattr(self, parts[0], None) |
| 814 | 1684 |
else: |
1685 |
setattr(self, parts[0], attributes[parts[0]]["attr_type"]["extract"](value, False)) |
|
1686 |
elif elements.has_key(parts[0]): |
|
1687 |
if elements[parts[0]]["elmt_type"]["type"] == SIMPLETYPE: |
|
1688 |
if len(parts) != 1: |
|
1689 |
raise ValueError("Wrong path!")
|
|
1690 |
if elements[parts[0]]["elmt_type"]["basename"] == "boolean": |
|
1691 |
setattr(self, parts[0], value) |
|
|
1017
2925d6e49893
Fixed bug when setting empty value to optional non-string parameters
Laurent Bessard
parents:
814
diff
changeset
|
1692 |
elif attributes[parts[0]]["minOccurs"] == 0 and value == "": |
|
2925d6e49893
Fixed bug when setting empty value to optional non-string parameters
Laurent Bessard
parents:
814
diff
changeset
|
1693 |
setattr(self, parts[0], None) |
| 814 | 1694 |
else: |
1695 |
setattr(self, parts[0], elements[parts[0]]["elmt_type"]["extract"](value, False)) |
|
1696 |
else: |
|
1697 |
instance = getattr(self, parts[0], None) |
|
1698 |
if instance is None and elements[parts[0]]["minOccurs"] == 0: |
|
1699 |
instance = elements[parts[0]]["elmt_type"]["initial"]() |
|
1700 |
setattr(self, parts[0], instance) |
|
1701 |
if instance != None: |
|
1702 |
if len(parts) > 1: |
|
1703 |
instance.setElementValue(parts[1], value) |
|
1704 |
else: |
|
1705 |
instance.setElementValue(None, value) |
|
1706 |
elif elements.has_key("content"):
|
|
1707 |
if len(parts) > 0: |
|
1708 |
self.content["value"].setElementValue(path, value) |
|
1709 |
elif classinfos.has_key("base"):
|
|
1710 |
classinfos["base"].setElementValue(self, path, value) |
|
1711 |
elif elements.has_key("content"):
|
|
1712 |
if value == "": |
|
1713 |
if elements["content"]["minOccurs"] == 0: |
|
1714 |
self.setcontent(None) |
|
1715 |
else: |
|
1716 |
raise ValueError("\"content\" element is required!")
|
|
1717 |
else: |
|
1718 |
self.setcontentbytype(value) |
|
1719 |
return setElementValue |
|
1720 |
||
1721 |
""" |
|
1722 |
Methods that generates the different methods for setting and getting the attributes |
|
1723 |
""" |
|
1724 |
def generateInitMethod(factory, classinfos): |
|
1725 |
def initMethod(self): |
|
1726 |
self.extraAttrs = {}
|
|
1727 |
if classinfos.has_key("base"):
|
|
1728 |
classinfos["base"].__init__(self) |
|
1729 |
for attribute in classinfos["attributes"]: |
|
1730 |
attribute["attr_type"] = FindTypeInfos(factory, attribute["attr_type"]) |
|
1731 |
if attribute["use"] == "required": |
|
1732 |
setattr(self, attribute["name"], attribute["attr_type"]["initial"]()) |
|
1733 |
elif attribute["use"] == "optional": |
|
1734 |
if attribute.has_key("default"):
|
|
1735 |
setattr(self, attribute["name"], attribute["attr_type"]["extract"](attribute["default"], False)) |
|
1736 |
else: |
|
1737 |
setattr(self, attribute["name"], None) |
|
1738 |
for element in classinfos["elements"]: |
|
1739 |
setattr(self, element["name"], GetElementInitialValue(factory, element)) |
|
1740 |
return initMethod |
|
1741 |
||
1742 |
def generateSetMethod(attr): |
|
1743 |
def setMethod(self, value): |
|
1744 |
setattr(self, attr, value) |
|
1745 |
return setMethod |
|
1746 |
||
1747 |
def generateGetMethod(attr): |
|
1748 |
def getMethod(self): |
|
1749 |
return getattr(self, attr, None) |
|
1750 |
return getMethod |
|
1751 |
||
1752 |
def generateAddMethod(attr, factory, infos): |
|
1753 |
def addMethod(self): |
|
1754 |
if infos["type"] == ATTRIBUTE: |
|
1755 |
infos["attr_type"] = FindTypeInfos(factory, infos["attr_type"]) |
|
1756 |
initial = infos["attr_type"]["initial"] |
|
1757 |
extract = infos["attr_type"]["extract"] |
|
1758 |
elif infos["type"] == ELEMENT: |
|
1759 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
1760 |
initial = infos["elmt_type"]["initial"] |
|
1761 |
extract = infos["elmt_type"]["extract"] |
|
1762 |
else: |
|
1763 |
raise ValueError("Invalid class attribute!")
|
|
1764 |
if infos.has_key("default"):
|
|
1765 |
setattr(self, attr, extract(infos["default"], False)) |
|
1766 |
else: |
|
1767 |
setattr(self, attr, initial()) |
|
1768 |
return addMethod |
|
1769 |
||
1770 |
def generateDeleteMethod(attr): |
|
1771 |
def deleteMethod(self): |
|
1772 |
setattr(self, attr, None) |
|
1773 |
return deleteMethod |
|
1774 |
||
1775 |
def generateAppendMethod(attr, maxOccurs, factory, infos): |
|
1776 |
def appendMethod(self, value): |
|
1777 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
1778 |
attr_list = getattr(self, attr) |
|
1779 |
if maxOccurs == "unbounded" or len(attr_list) < maxOccurs: |
|
1780 |
if infos["elmt_type"]["check"](value): |
|
1781 |
attr_list.append(value) |
|
1782 |
else: |
|
1783 |
raise ValueError("\"%s\" value isn't valid!" % attr)
|
|
1784 |
else: |
|
1785 |
raise ValueError("There can't be more than %d values in \"%s\"!" % (maxOccurs, attr))
|
|
1786 |
return appendMethod |
|
1787 |
||
1788 |
def generateInsertMethod(attr, maxOccurs, factory, infos): |
|
1789 |
def insertMethod(self, index, value): |
|
1790 |
infos["elmt_type"] = FindTypeInfos(factory, infos["elmt_type"]) |
|
1791 |
attr_list = getattr(self, attr) |
|
1792 |
if maxOccurs == "unbounded" or len(attr_list) < maxOccurs: |
|
1793 |
if infos["elmt_type"]["check"](value): |
|
1794 |
attr_list.insert(index, value) |
|
1795 |
else: |
|
1796 |
raise ValueError("\"%s\" value isn't valid!" % attr)
|
|
1797 |
else: |
|
1798 |
raise ValueError("There can't be more than %d values in \"%s\"!" % (maxOccurs, attr))
|
|
1799 |
return insertMethod |
|
1800 |
||
1801 |
def generateGetChoicesMethod(choice_types): |
|
1802 |
def getChoicesMethod(self): |
|
1803 |
return [choice["name"] for choice in choice_types] |
|
1804 |
return getChoicesMethod |
|
1805 |
||
1806 |
def generateSetChoiceByTypeMethod(factory, choice_types): |
|
1807 |
choices = dict([(choice["name"], choice) for choice in choice_types]) |
|
1808 |
def setChoiceMethod(self, type): |
|
1809 |
if not choices.has_key(type): |
|
1810 |
raise ValueError("Unknown \"%s\" choice type for \"content\"!" % type)
|
|
1811 |
choices[type]["elmt_type"] = FindTypeInfos(factory, choices[type]["elmt_type"]) |
|
1812 |
new_element = choices[type]["elmt_type"]["initial"]() |
|
1813 |
self.content = {"name": type, "value": new_element}
|
|
1814 |
return new_element |
|
1815 |
return setChoiceMethod |
|
1816 |
||
1817 |
def generateAppendChoiceByTypeMethod(maxOccurs, factory, choice_types): |
|
1818 |
choices = dict([(choice["name"], choice) for choice in choice_types]) |
|
1819 |
def appendChoiceMethod(self, type): |
|
1820 |
if not choices.has_key(type): |
|
1821 |
raise ValueError("Unknown \"%s\" choice type for \"content\"!" % type)
|
|
1822 |
choices[type]["elmt_type"] = FindTypeInfos(factory, choices[type]["elmt_type"]) |
|
1823 |
if maxOccurs == "unbounded" or len(self.content) < maxOccurs: |
|
1824 |
new_element = choices[type]["elmt_type"]["initial"]() |
|
1825 |
self.content.append({"name": type, "value": new_element})
|
|
1826 |
return new_element |
|
1827 |
else: |
|
1828 |
raise ValueError("There can't be more than %d values in \"content\"!" % maxOccurs)
|
|
1829 |
return appendChoiceMethod |
|
1830 |
||
1831 |
def generateInsertChoiceByTypeMethod(maxOccurs, factory, choice_types): |
|
1832 |
choices = dict([(choice["name"], choice) for choice in choice_types]) |
|
1833 |
def insertChoiceMethod(self, index, type): |
|
1834 |
if not choices.has_key(type): |
|
1835 |
raise ValueError("Unknown \"%s\" choice type for \"content\"!" % type)
|
|
1836 |
choices[type]["elmt_type"] = FindTypeInfos(factory, choices[type]["elmt_type"]) |
|
1837 |
if maxOccurs == "unbounded" or len(self.content) < maxOccurs: |
|
1838 |
new_element = choices[type]["elmt_type"]["initial"]() |
|
1839 |
self.content.insert(index, {"name" : type, "value" : new_element})
|
|
1840 |
return new_element |
|
1841 |
else: |
|
1842 |
raise ValueError("There can't be more than %d values in \"content\"!" % maxOccurs)
|
|
1843 |
return insertChoiceMethod |
|
1844 |
||
1845 |
def generateRemoveMethod(attr, minOccurs): |
|
1846 |
def removeMethod(self, index): |
|
1847 |
attr_list = getattr(self, attr) |
|
1848 |
if len(attr_list) > minOccurs: |
|
1849 |
getattr(self, attr).pop(index) |
|
1850 |
else: |
|
1851 |
raise ValueError("There can't be less than %d values in \"%s\"!" % (minOccurs, attr))
|
|
1852 |
return removeMethod |
|
1853 |
||
1854 |
def generateCountMethod(attr): |
|
1855 |
def countMethod(self): |
|
1856 |
return len(getattr(self, attr)) |
|
1857 |
return countMethod |
|
1858 |
||
1859 |
""" |
|
1860 |
This function generate the classes from a class factory |
|
1861 |
""" |
|
1862 |
def GenerateClasses(factory): |
|
1863 |
ComputedClasses = factory.CreateClasses() |
|
1864 |
if factory.FileName is not None and len(ComputedClasses) == 1: |
|
|
1124
b1705000eba1
Fixed support for defining python runtime code using sections like in c_ext
Laurent Bessard
parents:
1022
diff
changeset
|
1865 |
UpdateXMLClassGlobals(ComputedClasses[factory.FileName]) |
| 814 | 1866 |
return ComputedClasses[factory.FileName] |
1867 |
else: |
|
|
1124
b1705000eba1
Fixed support for defining python runtime code using sections like in c_ext
Laurent Bessard
parents:
1022
diff
changeset
|
1868 |
UpdateXMLClassGlobals(ComputedClasses) |
| 814 | 1869 |
return ComputedClasses |
1870 |
||
|
1124
b1705000eba1
Fixed support for defining python runtime code using sections like in c_ext
Laurent Bessard
parents:
1022
diff
changeset
|
1871 |
def UpdateXMLClassGlobals(classes): |
|
b1705000eba1
Fixed support for defining python runtime code using sections like in c_ext
Laurent Bessard
parents:
1022
diff
changeset
|
1872 |
globals().update(classes) |