def matchEDIElements(self, EDISegment, specElement):
#Make sure the EDISegment matches the rules laid out in the specElement.
if EDISegment.getSegmentID() == specElement.getAttribute("id"):
match = 1
else:
match = 0
return match
def writeDataSegment(self, specElement, EDISegment):
#Before writing the EDISegment, we need to compare this segments lineage to the previous segment so that we
#know whether we need to extend the current XML data branch, or go back and create a new one somewhere.
#Let's get the lineage of this EDISegment.
thisMatchLineage = self.getSpecLineage(specElement)
#Determine if there is a straight up lineage match, i.e. this EDI segment and the last EDI segment are "leafs on the same branch."
if thisMatchLineage == self.lastMatchLineage:
#print('Lineages match!')
lineageMismatch = 'false'
else:
#print('Lineages do not match!')
lineageMismatch = 'true'
#Determine where the lineage of this EDISegment and the last EDISegment diverge.
stopindex = min(len(thisMatchLineage), len(self.lastMatchLineage)) - 1
i = 0
while (i <= stopindex):
if (not thisMatchLineage[i].isSameNode(self.lastMatchLineage[i])):
lineageMismatch = 'true'
break
i = i + 1
if (len(thisMatchLineage) < len(self.lastMatchLineage) and EDISegment.getSegmentID() != 'SE'):
i = i - 1
#For lineages that don't match, we need to do some work to the XML data file's current branch.
if lineageMismatch =='true':
thisMatchDataLineage = []
#Build the new data lineage first using elements that match between this EDISegment lineage and the last.
j = 0
while (j < i) :
thisMatchDataLineage.append(self.lastMatchDataLineage[j])
j = j + 1
k = j
while (k < len(thisMatchLineage)):
newElementID = thisMatchLineage[k].nodeName
newNode = self.dataDocument.createElement(newElementID)
newNode.setAttribute('id', thisMatchLineage[k].getAttribute('id'))
newNode.setAttribute('name', thisMatchLineage[k].getAttribute('name'))
#if (thisMatchDataLineage[k - 1]):
if (k - 1 > 0 and thisMatchDataLineage[k - 1]):
thisMatchDataLineage[k - 1].appendChild(newNode)
else:
if (newNode.tagName != 'edifilespec'):
self.dataDocumentElement.appendChild(newNode);
thisMatchDataLineage.append(newNode)
k = k + 1
#Set the class variables for the next go round.
self.lastMatchLineage = thisMatchLineage
if (lineageMismatch == 'true'):
self.lastMatchDataLineage = thisMatchDataLineage
#Build and the current EDISegment as a <segment> node in the XML data file.
newEDISegmentNode = self.dataDocument.createElement('segment')
newEDISegmentNode.setAttribute('id', specElement.getAttribute('id'))
newEDISegmentNode.setAttribute('name', specElement.getAttribute('name'))
#Add the EDISegment elements as <element> nodes hanging off the <segment> node in the XML data file.
m = 1
while (m < len(EDISegment.elements)):
newEDIElementNode = self.dataDocument.createElement('element')
newEDIElementNode.setAttribute('id', specElement.getAttribute('id') + format(m, '#02'))
newEDIElementNode.value = EDISegment.getElementByIndex(m)
newEDIElementNode.setAttribute('value', EDISegment.getElementByIndex(m))
newEDISegmentNode.appendChild(newEDIElementNode)
m = m + 1
#Set the class variables that point to XML data file locations for the next go round.
try:
self.lastMatchDataLineage[len(self.lastMatchDataLineage) - 1].appendChild(newEDISegmentNode)
except:
print('Error appending child to EDITSParser.lastMatchDataLineage')
self.dataDocumentElement.appendChild(newEDISegmentNode)
return 0
