示例#1
0
def insertDataImage(request):

    if request.method == 'POST': # If the form has been submitted...
        stationform = StationForm(request.user.get_username(),request.POST, request.FILES) # A form bound to the POST data
        nominatimform = NominatimForm(request.POST) # A form bound to the POST data
        form = ImageForm(request.POST, request.FILES) # A form bound to the POST data

        if stationform.is_valid(): # All validation rules pass

            slug=stationform.cleaned_data['station_slug']
            if slug:
                station=StationMetadata.objects.get(ident__username=request.user.username,slug=slug)
                #stationlat=station.lat
                #stationlon=station.lon
                request.POST['geom']= str(Point(station.lon,station.lat))
                return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})
        else:
            stationform = StationForm(request.user.get_username())
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

        if nominatimform.is_valid(): # All validation rules pass

            address=nominatimform.cleaned_data['address']
            if address:
                nom = Nominatim(base_url="http://nominatim.openstreetmap.org")
                result=nom.query(address,limit=1,countrycodes="IT")
                if len(result) >= 1:
                    lat= result[0]["lat"]
                    lon= result[0]["lon"]
                    address= result[0]["display_name"]
                    request.POST['geom']= str(Point(float(lon),float(lat)))
                    request.POST['address']= address
                return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})
        else:
            nominatimform = NominatimForm()
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

        if form.is_valid(): # All validation rules pass

            if True:
                from rmap import exifutils
                comment=form.cleaned_data['comment']
                geom=form.cleaned_data['geom']
                image=request.FILES['image']
                dt=datetime.utcnow().replace(microsecond=0)
                lon=geom['coordinates'][0]
                lat=geom['coordinates'][1]
                image=image.read()

                body=exifutils.setgeoimage(image,lat,lon,imagedescription=request.user.username,usercomment=comment)

            else:
                import pexif
                img = pexif.JpegFile.fromString(handle_uploaded_file(image).encode("utf8"))
                exif = img.get_exif()
                if exif:
                    primary = exif.get_primary()
                    if not exif is None or not primary is None:

                        primary.ImageDescription = str(request.user.username)
                        #primary.ExtendedEXIF.UserComment = "UNICODE"+chr(0x00)+str(comment)
                        primary.ExtendedEXIF.UserComment = chr(0x55)+chr(0x4E)+chr(0x49)+chr(0x43)+chr(0x4F)+chr(0x44)+chr(0x45)+chr(0x00)+str(comment)
                        img.set_geo(lat,lon)
                        
                        #        try:
                        #            print primary.DateTime
                        #        except:
                        #            print "DateTime not present"

                        primary.DateTime=datetime.utcnow().strftime("%Y:%m:%d %H:%M:%S")
                        #        print primary.DateTime
                        body=img.writeString()


            #grimages=GeorefencedImage.objects.filter(ident__username=ident)
            #grimages=GeorefencedImage.objects.filter(id=1)


            #f = NamedTemporaryFile(delete=False)
            #image = File(f)
            #image.write(body)
            #f.close()
            #os.unlink(f.name)

            if True:
                #inserimento diretto in DB

                geoimage=GeorefencedImage(active=True,geom = geom,comment=comment,ident=request.user,
                                      date=dt, category = CATEGORY_CHOICES[1])

                geoimage.image.save('geoimage.jpg',ContentFile(body))

                geoimage.save()

            else:
                # invio ad AMQP

                #quale utente usare per AMQP; ho l'utente ma non la password
                #bisognerebbe abilitare tutti gli admin a pubblicare immagini e qui usare amqpuser

                #user=request.user.username,
                user=rmap.settings.amqpuser
                password=rmap.settings.amqppassword

                import rmap.rmap_core
                rmap.rmap_core.send2amqp(body=body,
                                         user=user,
                                         password=password,
                                         host="localhost",
                                         exchange="photo",routing_key="photo")

            #return HttpResponseRedirect(reverse('geoimage-ident-id', args=[request.user.username,geoimage.pk]))
            return HttpResponseRedirect(reverse('geoimage-ident', args=[request.user.username]))

        else:

            form = ImageForm() # An unbound form
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

    else:
            stationform = StationForm(request.user.get_username()) # An unbound form
            nominatimform = NominatimForm() # An unbound form
            form = ImageForm() # An unbound form
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})
示例#2
0
文件: views.py 项目: elikemteddy/rmap
def insertDataImage(request):

    if request.method == 'POST': # If the form has been submitted...
        stationform = StationForm(request.user.get_username(),request.POST, request.FILES) # A form bound to the POST data
        nominatimform = NominatimForm(request.POST) # A form bound to the POST data
        form = ImageForm(request.POST, request.FILES) # A form bound to the POST data

        if stationform.is_valid(): # All validation rules pass

            slug=stationform.cleaned_data['station_slug']
            if slug:
                station=StationMetadata.objects.get(ident__username=request.user.username,slug=slug)
                #stationlat=station.lat
                #stationlon=station.lon
                POST=request.POST.copy()
                POST['geom']= str(Point(station.lon,station.lat))
                stationform = StationForm(request.user.get_username(),POST, request.FILES) # A form bound to the new data
                form = ImageForm(POST, request.FILES) # A form bound to the new data
                return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})
        else:
            stationform = StationForm(request.user.get_username())
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

        if nominatimform.is_valid(): # All validation rules pass

            address=nominatimform.cleaned_data['address']
            if address:
                nom = Nominatim(base_url="http://nominatim.openstreetmap.org",referer= get_current_site(request))
                result=nom.query(address,limit=1,countrycodes="IT")
                if len(result) >= 1:
                    lat= result[0]["lat"]
                    lon= result[0]["lon"]
                    address= result[0]["display_name"]
                    POST=request.POST.copy()
                    POST['geom']= str(Point(float(lon),float(lat)))
                    POST['address']= address
                    stationform = StationForm(request.user.get_username(),POST, request.FILES) # A form bound to the new data
                    nominatimform = NominatimForm(POST) # A form bound to the new data
                    form = ImageForm(POST, request.FILES) # A form bound to the new data
                return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})
        else:
            nominatimform = NominatimForm()
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

        if form.is_valid(): # All validation rules pass

            if True:
                from rmap import exifutils
                comment=form.cleaned_data['comment']
                geom=form.cleaned_data['geom']
                image=request.FILES['image']
                dt=datetime.utcnow().replace(microsecond=0)
                lon=geom['coordinates'][0]
                lat=geom['coordinates'][1]
                image=image.read()

                body=exifutils.setgeoimage(image,lat,lon,imagedescription=request.user.username,usercomment=comment)

            else:
                import pexif
                img = pexif.JpegFile.fromString(handle_uploaded_file(image).encode("utf8"))
                exif = img.get_exif()
                if exif:
                    primary = exif.get_primary()
                    if not exif is None or not primary is None:

                        primary.ImageDescription = str(request.user.username)
                        #primary.ExtendedEXIF.UserComment = "UNICODE"+chr(0x00)+str(comment)
                        primary.ExtendedEXIF.UserComment = chr(0x55)+chr(0x4E)+chr(0x49)+chr(0x43)+chr(0x4F)+chr(0x44)+chr(0x45)+chr(0x00)+str(comment)
                        img.set_geo(lat,lon)
                        
                        #        try:
                        #            print primary.DateTime
                        #        except:
                        #            print "DateTime not present"

                        primary.DateTime=datetime.utcnow().strftime("%Y:%m:%d %H:%M:%S")
                        #        print primary.DateTime
                        body=img.writeString()


            #grimages=GeorefencedImage.objects.filter(ident__username=ident)
            #grimages=GeorefencedImage.objects.filter(id=1)


            #f = NamedTemporaryFile(delete=False)
            #image = File(f)
            #image.write(body)
            #f.close()
            #os.unlink(f.name)

            if True:
                #inserimento diretto in DB

                geoimage=GeorefencedImage(active=True,geom = geom,comment=comment,ident=request.user,
                                      date=dt, category = CATEGORY_CHOICES[1])

                geoimage.image.save('geoimage.jpg',ContentFile(body))

                geoimage.save()

            else:
                # invio ad AMQP

                #quale utente usare per AMQP; ho l'utente ma non la password
                #bisognerebbe abilitare tutti gli admin a pubblicare immagini e qui usare amqpuser

                #user=request.user.username,
                user=rmap.settings.amqpuser
                password=rmap.settings.amqppassword

                rmap.rmap_core.send2amqp(body=body,
                                         user=user,
                                         password=password,
                                         host="localhost",
                                         exchange="photo",routing_key="photo")

            #return HttpResponseRedirect(reverse('geoimage-ident-id', args=[request.user.username,geoimage.pk]))
            return HttpResponseRedirect(reverse('geoimage-ident', args=[request.user.username]))

        else:

            form = ImageForm() # An unbound form
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform,"invalid":True})

    else:
            stationform = StationForm(request.user.get_username()) # An unbound form
            nominatimform = NominatimForm() # An unbound form
            form = ImageForm() # An unbound form
            return render(request, 'insertdata/form.html',{'form': form,'stationform':stationform,'nominatimform':nominatimform})