def initializeGraphPage(self, chart):
if not chart:
self.currentChart = graph.chart(self)
return self.currentChart
if not chart.getSeriesCount():
return () #False has no length, so we can't use it here, return an empty tuple instead
else:
return (chart.getSeriesHsmList(), chart.getChartObject())
def loadGraph(self, dbId):
def onCompleteSuccess(result):
log.debug('graph completely loaded')
log.debug('Final result is %s' % finalResult)
if finalResult:
return chart
else:
return False
def onDefinitionSuccess(result):
log.debug('graph definition loaded')
if result:
return True
else:
finalResult = False
return False
def onSeriesSuccess(result):
log.debug('graph series loaded')
if result:
return True
else:
finalResult = False
return False
def onParamSuccess(result):
log.debug('graph parameters loaded')
if result:
return True
else:
finalResult = False
return False
def onFailure(reason):
log.error(reason)
finalResult = True
chart = graph.chart(self)
ds = []
d = chart.loadGraphDescription(dbId)
d.addCallbacks(onDefinitionSuccess,onFailure)
ds.append(d)
d = chart.loadGraphSeries(dbId)
d.addCallbacks(onSeriesSuccess,onFailure)
ds.append(d)
d = chart.loadGraphParams(dbId)
d.addCallbacks(onParamSuccess,onFailure)
d = defer.DeferredList(ds, consumeErrors=False)
d.addCallbacks(onCompleteSuccess,onFailure)
return d
def editGraphInit(self):
if not self.currentChart:
self.currentChart = graph.chart(self)
return self.currentChart
