minixsv/minidomif.py
author etisserant
Tue, 17 Jul 2007 12:25:19 +0200
changeset 40 49c8ebc1ee25
parent 0 b622defdfd98
permissions -rw-r--r--
Cleanup in generated C code for STD lib
0
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     1
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     2
# # minixsv, Release 0.3
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     3
# file: minidomif.py
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     4
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     5
# XML interface class to minidom
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     6
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     7
# history:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     8
# 2004-09-09 rl   created
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
     9
# 2004-09-22 rl   XML interface classes completely re-designed
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    10
# 2004-09-23 rl   added filename and line number support
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    11
# 2004-09-29 rl   URL processing added
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    12
# 2004-10-01 rl   URL processing improved
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    13
# 2004-10-12 rl   XML text processing added
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    14
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    15
# Copyright (c) 2004 by Roland Leuthe.  All rights reserved.
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    16
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    17
# --------------------------------------------------------------------
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    18
# The minixsv XML schema validator is
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    19
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    20
# Copyright (c) 2004 by Roland Leuthe
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    21
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    22
# By obtaining, using, and/or copying this software and/or its
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    23
# associated documentation, you agree that you have read, understood,
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    24
# and will comply with the following terms and conditions:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    25
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    26
# Permission to use, copy, modify, and distribute this software and
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    27
# its associated documentation for any purpose and without fee is
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    28
# hereby granted, provided that the above copyright notice appears in
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    29
# all copies, and that both that copyright notice and this permission
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    30
# notice appear in supporting documentation, and that the name of
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    31
# the author not be used in advertising or publicity
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    32
# pertaining to distribution of the software without specific, written
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    33
# prior permission.
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    34
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    35
# THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    36
# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT-
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    37
# ABILITY AND FITNESS.  IN NO EVENT SHALL THE AUTHOR
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    38
# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    39
# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    40
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    41
# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    42
# OF THIS SOFTWARE.
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    43
# --------------------------------------------------------------------
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    44
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    45
import urllib
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    46
from xmlifbase            import *
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    47
from xml.parsers.expat    import ExpatError
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    48
from xml.dom.expatbuilder import ExpatBuilderNS
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    49
from xml.dom.minidom      import *
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    50
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    51
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    52
class MiniDomInterface (XmlInterfaceBase):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    53
    #####################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    54
    # for description of the interface methods see xmlifbase.py
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    55
    #####################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    56
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    57
    def __init__ (self, verbose):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    58
        XmlInterfaceBase.__init__ (self, verbose)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    59
        if self.verbose:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    60
            print "Using minidom interface module..."
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    61
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    62
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    63
    def parse (self, file, baseUrl):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    64
        url    = self._convertToUrl(file)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    65
        absUrl = self._convertToAbsUrl (url, baseUrl)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    66
        fp     = urllib.urlopen (absUrl)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    67
        try:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    68
            builder = ExtExpatBuilderNS(file, url, absUrl)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    69
            tree = builder.parseFile(fp)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    70
        finally:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    71
            fp.close()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    72
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    73
        return TreeWrapper(self, tree)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    74
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    75
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    76
    def parseString (self, text):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    77
        builder = ExtExpatBuilderNS("", "", "")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    78
        tree = builder.parseString (text)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    79
        return TreeWrapper (self, tree)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    80
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    81
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    82
#########################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    83
# Wrapper class for minidom.Document class
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    84
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    85
class TreeWrapper (TreeWrapperBase):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    86
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    87
    def getRootNode (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    88
        return ElementWrapper (self.xmlIf, self, self.tree.documentElement)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    89
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    90
    def insertSubtree (self, nextSiblingWrapper, file, baseUrl):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    91
        subTreeWrapper = self.xmlIf.extParse (file, baseUrl)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    92
        assert self.getRootNode().getLocalName() == subTreeWrapper.getRootNode().getLocalName(),\
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    93
               "%s: line %d: root node of include file %s does not match!" %(self.getRootNode().getUrl(), self.getRootNode().getStartLineNumber(), file)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    94
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    95
        elementWrapperList = subTreeWrapper.getRootNode().getChildren()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    96
        for elementWrapper in elementWrapperList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    97
            if nextSiblingWrapper != None:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    98
                self.tree.documentElement.insertBefore(elementWrapper.element, nextSiblingWrapper.element)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
    99
            else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   100
                self.tree.documentElement.appendChild(elementWrapper.element)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   101
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   102
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   103
#########################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   104
# Wrapper class for minidom.Document class
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   105
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   106
class ElementWrapper (ElementWrapperBase):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   107
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   108
    def getTagName (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   109
        return self.element.tagName
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   110
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   111
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   112
    def getLocalName (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   113
        # base method replaced (optimized method)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   114
        return self.element.localName
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   115
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   116
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   117
    def getNamespaceURI (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   118
        # base method replaced (optimized method)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   119
        return self.element.namespaceURI
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   120
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   121
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   122
    def getChildren (self, filterTag=None):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   123
        return map(lambda element: ElementWrapper(self.xmlIf, self.treeWrapper, element), self._getElemNodes(filterTag))
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   124
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   125
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   126
    def getElementsByTagName (self, filterTag=None):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   127
        if filterTag == None:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   128
            filterTag = '*'
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   129
        return map(lambda element: ElementWrapper(self.xmlIf, self.treeWrapper, element), self.element.getElementsByTagName(filterTag))
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   130
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   131
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   132
    def removeChild (self, childElementWrapper):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   133
        self.element.removeChild(childElementWrapper.element)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   134
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   135
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   136
    def getAttributeDict (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   137
        """Return dictionary of attributes"""
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   138
        attribDict = {}
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   139
        for attrName, attrValue in self.element.attributes.items():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   140
            attribDict[attrName] = attrValue
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   141
        return attribDict
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   142
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   143
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   144
    def getAttribute (self, attributeName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   145
        if self.element.attributes.has_key (attributeName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   146
            return self.element.getAttribute (attributeName)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   147
        else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   148
            return None
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   149
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   150
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   151
    def hasAttribute (self, attributeName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   152
        return self.element.attributes.has_key (attributeName)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   153
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   154
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   155
    def setAttribute (self, attributeName, attributeValue):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   156
        if not self.hasAttribute(attributeName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   157
            self.element.setAttributeNode (self.treeWrapper.tree.createAttribute (attributeName))
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   158
        self.element.setAttribute(attributeName, attributeValue)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   159
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   160
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   161
    ###############################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   162
    # Caution! Currently returns only the first text node!!
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   163
    def getElementValue (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   164
        textNodes = self._getTextNodes ()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   165
        if textNodes:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   166
            return textNodes[0].data
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   167
        else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   168
            return ""
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   169
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   170
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   171
    ###############################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   172
    # Caution! Currently only sets the first text node!!
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   173
    def setElementValue (self, value):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   174
        textNodes = self._getTextNodes()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   175
        if textNodes:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   176
            textNodes[0].data = value
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   177
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   178
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   179
    ###############################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   180
    # PRIVATE methods
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   181
    ###############################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   182
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   183
    def _getTextNodes (self):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   184
        """Return list of TEXT nodes."""
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   185
        return filter (lambda e: (e.nodeType == Node.TEXT_NODE),        # - only TEXT-NODES
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   186
                       self.element.childNodes)                         # from element's child nodes
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   187
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   188
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   189
    def _getElemNodes (self, filterTag):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   190
        """Return list of ELEMENT nodes and check for tag name (if given)."""
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   191
        return filter (lambda e: (e.nodeType == Node.ELEMENT_NODE) and                          # - only ELEMENTs
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   192
                                 (not filterTag or filterTag == '*' or e.tagName == filterTag), # - if tagName given --> check tagName
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   193
                       self.element.childNodes)                                                 # from element's nodes
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   194
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   195
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   196
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   197
###################################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   198
# Expat builder class derived from ExpatBuilderNS
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   199
# extended to store related line numbers in the node object
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   200
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   201
class ExtExpatBuilderNS (ExpatBuilderNS):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   202
    def __init__ (self, filePath, url, absUrl):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   203
        self.filePath = filePath
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   204
        self.url      = url
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   205
        self.absUrl   = absUrl
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   206
        ExpatBuilderNS.__init__(self)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   207
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   208
    def start_element_handler(self, name, attributes):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   209
        ExpatBuilderNS.start_element_handler(self, name, attributes)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   210
        self.curNode.url      = self.url
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   211
        self.curNode.absUrl   = self.absUrl
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   212
        self.curNode.filePath = self.filePath
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   213
        self.curNode.startLineNumber = self.getParser().ErrorLineNumber
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   214
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   215
    def end_element_handler(self, name):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   216
        self.curNode.endLineNumber = self.getParser().ErrorLineNumber
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   217
        ExpatBuilderNS.end_element_handler(self, name)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   218