305 lines
9.6 KiB
Python
305 lines
9.6 KiB
Python
import json
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import logging
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from django.http import JsonResponse
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from django.http import Http404
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from django.urls import reverse_lazy
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from django.contrib import messages
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from django.shortcuts import get_object_or_404, redirect, Http404
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from django.utils.translation import gettext_lazy as _
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from django.views.generic.edit import (
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CreateView,
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UpdateView,
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FormView,
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DeleteView,
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)
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from django.views.generic.base import TemplateView
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from dashboard.mixins import DashboardView, Http403
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from evidence.models import UserProperty, SystemProperty
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from lot.models import LotTag
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from device.models import Device
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from device.forms import DeviceFormSet
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device_logger = logging.getLogger('device_log')
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class NewDeviceView(DashboardView, FormView):
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template_name = "new_device.html"
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title = _("New Device")
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breadcrumb = "Device / New Device"
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success_url = reverse_lazy('dashboard:unassigned_devices')
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form_class = DeviceFormSet
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def form_valid(self, form):
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form.save(self.request.user)
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response = super().form_valid(form)
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return response
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def form_invalid(self, form):
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response = super().form_invalid(form)
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return response
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# class AddToLotView(DashboardView, FormView):
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# template_name = "list_lots.html"
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# title = _("Add to lots")
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# breadcrumb = "lot / add to lots"
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# success_url = reverse_lazy('dashboard:unassigned_devices')
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# form_class = LotsForm
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# def get_context_data(self, **kwargs):
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# context = super().get_context_data(**kwargs)
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# lots = Lot.objects.filter(owner=self.request.user)
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# lot_tags = LotTag.objects.filter(owner=self.request.user)
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# context.update({
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# 'lots': lots,
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# 'lot_tags':lot_tags,
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# })
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# return context
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# def get_form(self):
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# form = super().get_form()
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# form.fields["lots"].queryset = Lot.objects.filter(owner=self.request.user)
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# return form
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# def form_valid(self, form):
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# form.devices = self.get_session_devices()
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# form.save()
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# response = super().form_valid(form)
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# return response
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class EditDeviceView(DashboardView, UpdateView):
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template_name = "new_device.html"
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title = _("Update Device")
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breadcrumb = "Device / Update Device"
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success_url = reverse_lazy('dashboard:unassigned_devices')
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model = SystemProperty
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def get_form_kwargs(self):
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pk = self.kwargs.get('pk')
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self.object = get_object_or_404(
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self.model,
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pk=pk,
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owner=self.request.user.institution
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)
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self.success_url = reverse_lazy('device:details', args=[pk])
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kwargs = super().get_form_kwargs()
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return kwargs
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class DetailsView(DashboardView, TemplateView):
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template_name = "details.html"
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title = _("Device")
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breadcrumb = "Device / Details"
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model = SystemProperty
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def get(self, request, *args, **kwargs):
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self.pk = kwargs['pk']
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self.object = Device(id=self.pk)
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if not self.object.last_evidence:
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raise Http404
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if self.object.owner != self.request.user.institution:
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raise Http403
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return super().get(request, *args, **kwargs)
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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self.object.initial()
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lot_tags = LotTag.objects.filter(owner=self.request.user.institution)
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context.update({
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'object': self.object,
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'snapshot': self.object.get_last_evidence(),
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'lot_tags': lot_tags,
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})
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return context
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class PublicDeviceWebView(TemplateView):
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template_name = "device_web.html"
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def get(self, request, *args, **kwargs):
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self.pk = kwargs['pk']
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self.object = Device(id=self.pk)
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if not self.object.last_evidence:
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raise Http404
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if self.request.headers.get('Accept') == 'application/json':
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return self.get_json_response()
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return super().get(request, *args, **kwargs)
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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self.object.initial()
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context.update({
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'object': self.object
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})
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return context
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@property
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def public_fields(self):
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return {
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'id': self.object.id,
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'shortid': self.object.shortid,
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'uuids': self.object.uuids,
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'hids': self.object.hids,
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'components': self.remove_serial_number_from(self.object.components),
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}
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@property
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def authenticated_fields(self):
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return {
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'serial_number': self.object.serial_number,
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'components': self.object.components,
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}
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def remove_serial_number_from(self, components):
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for component in components:
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if 'serial_number' in component:
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del component['SerialNumber']
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return components
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def get_device_data(self):
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data = self.public_fields
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if self.request.user.is_authenticated:
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data.update(self.authenticated_fields)
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return data
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def get_json_response(self):
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device_data = self.get_device_data()
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return JsonResponse(device_data)
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class AddUserPropertyView(DashboardView, CreateView):
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template_name = "new_user_property.html"
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title = _("New User Property")
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breadcrumb = "Device / New Property"
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success_url = reverse_lazy('dashboard:unassigned_devices')
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model = UserProperty
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fields = ("key", "value")
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def form_valid(self, form):
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form.instance.owner = self.request.user.institution
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form.instance.user = self.request.user
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form.instance.uuid = self.property.uuid
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form.instance.type = UserProperty.Type.USER
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messages.success(self.request, _("User property successfully added."))
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device_logger.info(
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f"Created user property (key='{form.instance.key}', value='{form.instance.value}') by user {self.request.user}, for evidence uuid: {self.property.uuid}."
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)
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response = super().form_valid(form)
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return response
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def get_form_kwargs(self):
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pk = self.kwargs.get('pk')
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institution = self.request.user.institution
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self.property = SystemProperty.objects.filter(
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owner=institution,
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value=pk,
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).first()
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if not self.property:
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raise Http404
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self.success_url = reverse_lazy('device:details', args=[pk])
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kwargs = super().get_form_kwargs()
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return kwargs
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class UpdateUserPropertyView(DashboardView, UpdateView):
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template_name = "new_user_property.html"
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title = _("Update User Property")
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breadcrumb = "Device / Update Property"
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model = UserProperty
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fields = ("key", "value")
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def get_form_kwargs(self):
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pk = self.kwargs.get('pk')
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user_property = get_object_or_404(UserProperty, pk=pk, owner=self.request.user.institution)
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if not user_property:
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raise Http404
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kwargs = super().get_form_kwargs()
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kwargs['instance'] = user_property
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return kwargs
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def form_valid(self, form):
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old_key= self.object.key
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old_value = self.object.value
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new_key = form.cleaned_data['key']
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new_value = form.cleaned_data['value']
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form.instance.owner = self.request.user.institution
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form.instance.user = self.request.user
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form.instance.type = UserProperty.Type.USER
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response = super().form_valid(form)
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messages.success(self.request, _("User property updated successfully."))
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device_logger.info(
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f"Updated property from (key='{old_key}', value='{old_value}') to (key='{new_key}', value='{new_value}') by user {self.request.user}."
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)
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return response
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def get_success_url(self):
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return self.request.META.get('HTTP_REFERER', reverse_lazy('device:details', args=[self.object.pk]))
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class DeleteUserPropertyView(DashboardView, DeleteView):
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model = UserProperty
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def post(self, request, *args, **kwargs):
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self.pk = kwargs['pk']
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referer = request.META.get('HTTP_REFERER')
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if not referer:
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raise Http404("No referer header found")
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self.object = get_object_or_404(
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self.model,
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pk=self.pk,
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owner=self.request.user.institution
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)
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old_value = self.object.key
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self.object.delete()
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device_logger.info(f"Deleted property with key '{old_value}' by user {self.request.user}.")
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messages.success(self.request, _("User property deleted successfully."))
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# Redirect back to the original URL
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return redirect(referer)
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class AddDocumentView(DashboardView, CreateView):
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template_name = "new_user_property.html"
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title = _("New Document")
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breadcrumb = "Device / New document"
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success_url = reverse_lazy('dashboard:unassigned_devices')
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model = UserProperty
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fields = ("key", "value")
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def form_valid(self, form):
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form.instance.owner = self.request.user.institution
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form.instance.user = self.request.user
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form.instance.uuid = self.property.uuid
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form.instance.type = UserProperty.Type.DOCUMENT
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response = super().form_valid(form)
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return response
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def get_form_kwargs(self):
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pk = self.kwargs.get('pk')
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institution = self.request.user.institution
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self.property = SystemProperty.objects.filter(
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owner=institution,
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value=pk,
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).first()
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if not self.property:
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raise Http404
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self.success_url = reverse_lazy('device:details', args=[pk])
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kwargs = super().get_form_kwargs()
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return kwargs
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