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from django.shortcuts import redirect, render, get_object_or_404
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from django.contrib import messages
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from django.http import HttpResponse
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from apps.main.models import Experiment, Configuration
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from .models import CGSConfiguration
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from .forms import CGSConfigurationForm, UploadFileForm
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from apps.main.views import sidebar
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import requests
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import json
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#from __builtin__ import None
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# Create your views here.
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def cgs_conf(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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ip=conf.device.ip_address
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port=conf.device.port_address
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kwargs = {}
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if request.method=='GET':
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#r: response = icon, status
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try:
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route = "http://" + str(ip) + ":" + str(port) + "/status/ad9548"
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r = requests.get(route)
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response = str(r.text)
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response = response.split(";")
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icon = response[0]
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status = response[-1]
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#print r.text
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#"icon" could be: "alert" or "okay"
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# Si hay alerta pero esta conectado
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if "alert" in icon:
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if "Starting Up" in status: #No Esta conectado
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kwargs['connected'] = False
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else:
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kwargs['connected'] = True
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elif "okay" in icon:
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kwargs['connected'] = True
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else:
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kwargs['connected'] = False
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except:
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kwargs['connected'] = False
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status = "The Device is not connected."
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if not kwargs['connected']:
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messages.error(request, message=status)
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kwargs['dev_conf'] = conf
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kwargs['dev_conf_keys'] = ['experiment', 'device',
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'freq0', 'freq1',
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'freq2', 'freq3']
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kwargs['title'] = 'CGS Configuration'
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kwargs['suptitle'] = 'Details'
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kwargs['button'] = 'Edit Configuration'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'cgs_conf.html', kwargs)
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def cgs_conf_edit(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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if request.method=='GET':
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form = CGSConfigurationForm(instance=conf)
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if request.method=='POST':
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form = CGSConfigurationForm(request.POST, instance=conf)
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if form.is_valid():
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if conf.freq0 == None: conf.freq0 = 0
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if conf.freq1 == None: conf.freq1 = 0
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if conf.freq2 == None: conf.freq2 = 0
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if conf.freq3 == None: conf.freq3 = 0
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conf = form.save(commit=False)
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if conf.verify_frequencies():
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conf.save()
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return redirect('url_cgs_conf', id_conf=conf.id)
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##ERRORS
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['form'] = form
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kwargs['title'] = 'Device Configuration'
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kwargs['suptitle'] = 'Edit'
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kwargs['button'] = 'Save'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'cgs_conf_edit.html', kwargs)
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def cgs_conf_write(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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ip=conf.device.ip_address
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port=conf.device.port_address
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#Frequencies from form
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f0 = conf.freq0
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f1 = conf.freq1
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f2 = conf.freq2
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f3 = conf.freq3
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try:
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post_data = {"f0":f0, "f1":f1, "f2":f2, "f3":f3}
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route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"
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r = requests.post(route, post_data)
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text = r.text
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text = text.split(',')
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try:
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if len(text)>1:
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title = text[0]
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status = text[1]
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status_ok = r.status_code
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if title == "okay":
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messages.success(request, status)
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else:
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messages.error(request, status)
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else:
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title = text[0]
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messages.error(request, title)
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except:
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messages.error(request, "An hardware error was found.")
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except:
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messages.error(request, "Could not write parameters.")
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return redirect('url_cgs_conf', id_conf=conf.id)
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def cgs_conf_read(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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ip=conf.device.ip_address
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port=conf.device.port_address
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if request.method=='POST':
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form = CGSConfigurationForm(request.POST, instance=conf)
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if form.is_valid():
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cgs_model = form.save(commit=False)
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if cgs_model.verify_frequencies():
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cgs_model.save()
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return redirect('url_cgs_conf', id_conf=conf.id)
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messages.error(request, "Parameters could not be saved. Invalid parameters")
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data = {}
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if request.method=='GET':
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#r: response = icon, status
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route = "http://" + str(ip) + ":" + str(port) + "/status/ad9548"
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try:
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r = requests.get(route)
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response = str(r.text)
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response = response.split(";")
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icon = response[0]
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status = response[-1]
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print r.text
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#"icon" could be: "alert" or "okay"
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if "okay" in icon:
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messages.success(request, status)
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else:
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messages.error(request, status)
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#Get Frequencies
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route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"
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#frequencies = requests.get('http://10.10.10.175:8080/frequencies/')
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frequencies = requests.get(route)
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frequencies = frequencies.json()
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frequencies = frequencies.get("Frecuencias")
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f0 = frequencies.get("f0")
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f1 = frequencies.get("f1")
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f2 = frequencies.get("f2")
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f3 = frequencies.get("f3")
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print f0,f1,f2,f3
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if not response:
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messages.error(request, "Could not read parameters from Device")
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return redirect('url_cgs_conf', id_conf=conf.id)
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data = {'experiment' : conf.experiment.id,
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'device' : conf.device.id,
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'freq0' : f0,
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'freq1' : f1,
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'freq2' : f2,
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'freq3' : f3,
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}
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except:
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messages.error(request, "Could not read parameters from Device")
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data = {'experiment' : conf.experiment.id,
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'device' : conf.device.id,
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'freq0' : None,
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'freq1' : None,
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'freq2' : None,
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'freq3' : None,
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}
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return redirect('url_cgs_conf', id_conf=conf.id)
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form = CGSConfigurationForm(initial = data)
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['form'] = form
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kwargs['title'] = 'Device Configuration'
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kwargs['suptitle'] = 'Parameters read from device'
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kwargs['button'] = 'Save'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'cgs_conf_edit.html', kwargs)
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def cgs_conf_import(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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if request.method == 'POST':
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file_form = UploadFileForm(request.POST, request.FILES)
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if file_form.is_valid():
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try:
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if conf.update_from_file(request.FILES['file']):
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try:
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conf.full_clean()
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except ValidationError as e:
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messages.error(request, e)
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else:
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conf.save()
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messages.success(request, "Parameters imported from file: '%s'." %request.FILES['file'].name)
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#messages.warning(request,"")
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return redirect('url_cgs_conf', id_conf=conf.id)
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except:
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messages.error(request, "No JSON object could be decoded.")
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messages.error(request, "Could not import parameters from file")
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else:
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file_form = UploadFileForm(initial={'title': '.json'})
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['title'] = 'Device Configuration'
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kwargs['form'] = file_form
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kwargs['suptitle'] = 'Importing file'
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kwargs['button'] = 'Import'
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kwargs.update(sidebar(conf))
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return render(request, 'cgs_conf_import.html', kwargs)
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def handle_uploaded_file(f):
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data = {'freq0' : 62500000,
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'freq1' : 62500000,
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'freq2' : 62500000,
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'freq3' : 62500000,
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}
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return data
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def cgs_conf_export(request, id_conf):
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conf = get_object_or_404(CGSConfiguration, pk=id_conf)
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ip=conf.device.ip_address
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port=conf.device.port_address
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if request.method=='GET':
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data = {"Frequencies": [
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["freq0", conf.freq0],
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["freq1", conf.freq1],
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["freq2", conf.freq2],
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["freq3", conf.freq3]
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]}
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json_data = json.dumps(data)
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conf.parameters = json_data
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response = HttpResponse(conf.parameters, content_type="application/json")
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response['Content-Disposition'] = 'attachment; filename="data.json"'
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return response
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kwargs = {}
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kwargs['dev_conf'] = conf
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kwargs['dev_conf_keys'] = ['experiment', 'device',
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'freq0', 'freq1',
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'freq2', 'freq3']
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kwargs['title'] = 'CGS Configuration'
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kwargs['suptitle'] = 'Details'
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kwargs['button'] = 'Edit Configuration'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'cgs_conf.html', kwargs)
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