class QueryDisplay(QObject):
def __init__(self, datapath, querypath):
super(QueryDisplay,self).__init__()
self.datapath = datapath
self.querypath = querypath
self.view = QWebView()
self.queryimpl = QXmlQuery(QXmlQuery.XQuery10)
@pyqtSlot()
def update(self, watchdog_event=None):
self.queryimpl.setFocus(QUrl.fromLocalFile(self.datapath))
self.queryimpl.setQuery(QUrl.fromLocalFile(self.querypath))
self.view.setHtml(self.queryimpl.evaluateToString())
def errorHandler(self, resultXML):
if resultXML:
qDebug(resultXML)
query = QXmlQuery(QXmlQuery.XSLT20)
xslFile = QFile(":/plugins/wps/exception.xsl")
xslFile.open(QIODevice.ReadOnly)
bRead = query.setFocus(resultXML)
query.setQuery(xslFile)
exceptionHtml = query.evaluateToString()
if exceptionHtml is None:
qDebug("Empty result from exception.xsl")
exceptionHtml = resultXML
self._errorResultCallback(exceptionHtml)
xslFile.close()
return False
def search(self):
'''
Search for elements in dom corresponding to primitive searched by user
'''
if not hasattr(self,"primitive"):
QtGui.QMessageBox.warning(self, "Nothing to search for", "Select a primitive first before pressing ok.")
return
predicateList = ""
for attribute in self.primitive.nextAttribute():
if attribute.getValue():
#Add Predicate
predicateList = predicateList+("[@"+attribute.name+"='"+str(attribute.value)+"']")
#buildx path of the query
xpath = "//"+self.primitive.name+predicateList
#Once predicate is built
#Make XQuery
dependencyQuery = QXmlQuery()
parsedXML = QtCore.QString()
newTextStream = QtCore.QTextStream(parsedXML)
#Parent is top object, asks for its node
self.parent.domDocs["main"].save(newTextStream,2)
#Proceded XQuery
queryBuffer = QtCore.QBuffer()
queryBuffer.setData(parsedXML.toUtf8())
queryBuffer.open(QtCore.QIODevice.ReadOnly)
dependencyQuery.bindVariable("varSerializedXML", queryBuffer)
query= "for $x in doc($varSerializedXML)"+xpath+"/ancestor::Process[@label]/@label return string(data($x))"
dependencyQuery.setQuery(query)
dependencies = QtCore.QStringList()
dependencyQuery.evaluateTo(dependencies)
if not len(list(dependencies)):
QtGui.QMessageBox.warning(self, "Primitive not found", "Couldn't find a match for selected criterion")
return
treatmentModel = BaseTreatmentsModel()
processList = list(set(dependencies))
for process in processList:
process = str(process)
if not processList.index(process):
#First Process gotta create tree editor
tree = treatmentModel.getTreatmentsDict()[process]
editor = MainEditorWindow(tree.toElement().elementsByTagName("PrimitiveTree").item(0).firstChild(),self.parent,process)
editor.setWindowModality(QtCore.Qt.WindowModal)
editor.tabWidget_2.currentWidget().primitive.propagateHighlighting(self.primitive)
continue
tree = treatmentModel.getTreatmentsDict()[process]
newTreeView = MedTreeView(tree.toElement().elementsByTagName("PrimitiveTree").item(0).firstChild(),editor)
editor.tabWidget_2.addTab(newTreeView,process)
newTreeView.primitive.propagateHighlighting(self.primitive)
editor.exec_()
def getHtml(self, md):
xsltFile = QFile(self.xsltFilePath)
xsltFile.open(QIODevice.ReadOnly)
xslt = unicode(xsltFile.readAll())
xsltFile.close()
qry = QXmlQuery(QXmlQuery.XSLT20)
'''self.handler = ErrorHandler()
qry.setMessageHandler(self.handler)'''
qry.setFocus(md)
qry.setQuery(xslt)
return qry.evaluateToString()
def compute(self):
""" compute() -> None
Render the XML tree and display it on the spreadsheet
"""
xml = self.get_input('XML').name
xsl = self.get_input('XSL').name
query = QXmlQuery(QXmlQuery.XSLT20)
query.setFocus(QUrl.fromLocalFile(os.path.join(os.getcwd(), xml)))
query.setQuery(QUrl.fromLocalFile(os.path.join(os.getcwd(), xsl)))
html = query.evaluateToString() # gets a unicode object
if html is None:
raise ModuleError(self, "Error applying XSL")
self.displayAndWait(RichTextCellWidget, (html, ))
def save(self, serialized, filepath=None):
if filepath == None:
if self.loadedpath == None:
raise Error("Cannot guess filepath, no onload event was triggered")
else:
filepath = self.loadedpath
f = open(filepath, 'w')
savefilter = QXmlQuery(QXmlQuery.XQuery10)
savefilter.setFocus(serialized)
savefilter.setQuery(QUrl(os.path.realpath(self.savefilterpath)))
result = savefilter.evaluateToString()
result = result.toUtf8()
f.write(result)
f.close()
return filepath
def compute(self):
""" compute() -> None
Render the XML tree and display it on the spreadsheet
"""
xml = self.getInputFromPort('XML').name
xsl = self.getInputFromPort('XSL').name
query = QXmlQuery(QXmlQuery.XSLT20)
query.setFocus(QUrl.fromLocalFile(os.path.join(os.getcwd(), xml)))
query.setQuery(QUrl.fromLocalFile(os.path.join(os.getcwd(), xsl)))
html = query.evaluateToString()
self.cellWidget = self.displayAndWait(RichTextCellWidget, (html,))
def errorHandler(self, resultXML):
if resultXML:
qDebug(resultXML)
query = QXmlQuery(QXmlQuery.XSLT20)
xslFile = QFile(":/plugins/wps/exception.xsl")
xslFile.open(QIODevice.ReadOnly)
bRead = query.setFocus(resultXML)
query.setQuery(xslFile)
exceptionHtml = query.evaluateToString()
if exceptionHtml is None:
qDebug("Empty result from exception.xsl")
exceptionHtml = resultXML
self._errorResultCallback(exceptionHtml)
xslFile.close()
return False
def compute(self):
""" compute() -> None
Render the XML tree and display it on the spreadsheet
"""
xml = self.get_input('XML').name
xsl = self.get_input('XSL').name
query = QXmlQuery(QXmlQuery.XSLT20)
query.setFocus(QUrl.fromLocalFile(os.path.join(os.getcwd(), xml)))
query.setQuery(QUrl.fromLocalFile(os.path.join(os.getcwd(), xsl)))
html = query.evaluateToString() # gets a unicode object
if html is None:
raise ModuleError(self, "Error applying XSL")
self.displayAndWait(RichTextCellWidget, (html,))
def getHtml(self, md):
xsltFile = QFile(self.xsltFilePath)
xsltFile.open(QIODevice.ReadOnly)
xslt = unicode(xsltFile.readAll())
xsltFile.close()
qry = QXmlQuery(QXmlQuery.XSLT20)
'''self.handler = ErrorHandler()
qry.setMessageHandler(self.handler)'''
qry.setFocus(md)
qry.setQuery(xslt)
return qry.evaluateToString()
def xmlbuffer(self):
queryimpl = QXmlQuery(QXmlQuery.XQuery10)
#merge params from xquerynames and query path arguments
params = copy.deepcopy(self.xquerynames)
for name,value in self._queryparams.iteritems():
params.append([name,value])
#push values into external variable names in xquery
for item in params:
if len(item)==3 : # item has namespace
(name,value,namespace) = item
qname = QXmlName(queryimpl.namePool(), name, namespace)
else:
(name,value) = item
qname = QXmlName(queryimpl.namePool(), name)
qvalue = QXmlItem(value)
queryimpl.bindVariable(qname,qvalue)
#bind focus if available
if(self.focuspath != None):
queryimpl.setFocus(QUrl.fromLocalFile(self.focuspath))
queryimpl.setQuery(self.querysource)
buf = QBuffer()
buf.open(QBuffer.ReadWrite)
queryimpl.evaluateTo(buf)
buf.close()
data = buf.data()
return data
def __init__(self, datapath, querypath):
super(QueryDisplay,self).__init__()
self.datapath = datapath
self.querypath = querypath
self.view = QWebView()
self.queryimpl = QXmlQuery(QXmlQuery.XQuery10)
