def NewChromatogramStart(request):
chromatogram = Chromatogram.objects.get(pk=request.POST.get("id", 0))
for port in request.POST.getlist("portname", ""):
MicroControllerManager.getinstance()\
.startacquisition(
chromatogram,
port)
return redirect('/ChromatogramDetails/' + request.POST.get("id", 0) +
"?autorefresh=true")
def HplcDataSinceTimestamp(request, chromatogramid, timestamp):
if MicroControllerManager.getinstance().getConnectionForChromatogramID(
chromatogramid) != None:
return getCurrentChromatogramData(chromatogramid, timestamp)
c = Chromatogram.objects.get(pk=chromatogramid)
# data = HplcData.objects.filter(Chromatogram=c).all()[::1]
channels = HplcData.objects.raw(
"SELECT DISTINCT JuHPLC_hplcdata.id,ChannelName from JuHPLC_hplcdata WHERE Chromatogram_id='"
+ str(c.id) + "';")
# .all() fetches the data from the queryset
# .values() makes it a dict that is json serializable
tmp = {}
for chan in channels:
tmp[chan.ChannelName] = HplcData.objects.filter(Chromatogram=c).filter(
Datetime__gt=timestamp).filter(
ChannelName=chan.ChannelName).order_by(
"Datetime").all().values('ChannelName', 'Datetime',
'Value')[::1]
return JsonResponse({
"hplcdata": tmp,
"NextChromatogram": c.NextChromatogram
})
def index(request):
chromatograms = Chromatogram.objects.all().order_by("-Datetime")
for i in chromatograms:
i.data = HplcData.objects.filter(Chromatogram=i).count()>0
return render(request, "index.html", {
"chromatograms": chromatograms,
"active": MicroControllerManager.getinstance().getactivechromatogramids()
})
def NewChromatogramStop(request):
#checkAccess(request)
#todo: is own or if is others and can stop others permission
chromatogram = Chromatogram.objects.get(pk=request.POST.get("id", 0))
while not (MicroControllerManager.getinstance()\
.stopacquisitionforchromatogram(
chromatogram)):
pass
return redirect('ChromatogramDetails', id=request.POST.get("id", 0))
def ChromatogramDetails(request, id):
chrom = Chromatogram.objects.get(pk=id)
running = MicroControllerManager.getinstance(
).chromatogramhasactiveacquisition(chrom)
ports = []
eluents = Eluent.objects.filter(Chromatogram=chrom).all()
solvents = []
for e in eluents:
for s in Solvent.objects.filter(Eluent=e).all():
solvents.append(s)
jc = JSONJuHPLCChromatogram(id)
jchroma = json.dumps(jc.__dict__)
hasdata = "Data" in jc.Data and len(jc.Data["Data"]) > 0
if not hasdata and not running:
#ports = serial.tools.list_ports.comports()
ports = []
for i in JuHPLC.ThinClientConsumers.ThinClientConsumer.clients:
for j in JuHPLC.ThinClientConsumers.ThinClientConsumer.clients[i]:
ports.append(i + " - " + j)
for i in serial.tools.list_ports.comports():
ports.append(i.device + " - " + i.description)
if not request.GET._mutable:
request.GET._mutable = True
if request.GET.get('export', 'false') == 'false':
request.GET['nocompress'] = True
return render(
request, "ChromatogramDetails.html", {
"chromatogram": chrom,
"num": id,
"ports": ports,
"isrunning": running,
"islocalhost": HelperClass.islocalhost(request),
"eluents": eluents,
"data": hasdata,
"solvents": solvents,
"jsonChromatogram": jchroma,
"mods": "",
"rheodyneSwitch": chrom.RheodyneSwitch,
"useMarker": WebApp.settings.USE_MARKER_IN_CHROMATOGRAM
})
def getCurrentChromatogramData(chromatogramid, timestamp):
data = MicroControllerManager.getinstance(
).getAllConnectionsForChromatogramID(chromatogramid)
tmp = {}
for i in data:
for key, value in i.dataCache.items():
if key not in tmp:
tmp[key] = []
for i in range(int(timestamp) + 1, len(value)):
tmp[key].append(value[i])
return JsonResponse({
"hplcdata": tmp,
})