Files
dbstorage/dbapp/mapsapp/views.py
2025-10-24 13:08:08 +03:00

68 lines
2.3 KiB
Python

from django.shortcuts import render
from django.http import JsonResponse
import requests
from django.core import serializers
from django.http import HttpResponse, HttpResponseNotFound
from django.views.decorators.cache import cache_page
from django.views.decorators.http import require_GET
from mainapp.models import Satellite
from .models import Transponders
from .utils import get_band_names
def cesium_map(request):
sats = Satellite.objects.all()
return render(request, 'mapsapp/map3d.html', {'sats': sats})
def get_footprints(request, sat_id):
try:
sat_name = Satellite.objects.get(id=sat_id).name
footprint_names = get_band_names(sat_name)
return JsonResponse(footprint_names, safe=False)
except Exception as e:
return JsonResponse({"error": str(e)}, status=400)
@require_GET
@cache_page(60 * 60 * 24)
def tile_proxy(request, footprint_name, z, x, y):
if not footprint_name.replace('-', '').replace('_', '').isalnum():
return HttpResponse("Invalid footprint name", status=400)
url = f"https://static.satbeams.com/tiles/{footprint_name}/{z}/{x}/{y}.png"
try:
resp = requests.get(url, timeout=10)
if resp.status_code == 200:
response = HttpResponse(resp.content, content_type='image/png')
response["Access-Control-Allow-Origin"] = "*"
return response
else:
return HttpResponseNotFound("Tile not found")
except Exception as e:
return HttpResponse(f"Proxy error: {e}", status=500)
def leaflet_map(request):
sats = Satellite.objects.all()
trans = Transponders.objects.all()
return render(request, 'mapsapp/map2d.html', {'sats': sats, 'trans': trans})
def get_transponder_on_satid(request, sat_id):
trans = Transponders.objects.filter(sat_id=sat_id)
output = []
for tran in trans:
output.append(
{
"name": tran.name,
"frequency": tran.frequency,
"frequency_range": tran.frequency_range,
"zone_name": tran.zone_name,
"polarization": tran.polarization.name
}
)
if not trans:
return JsonResponse({'error': 'Объектов не найдено'}, status=400)
return JsonResponse(output, safe=False)