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