# Path: djng/app_settings.py
# class AppSettings(object):
#     def _setting(self, name, default=None):
#     def upload_storage(self):
#     def THUMBNAIL_OPTIONS(self):
# 
# Path: djng/forms/fields.py
# class FileField(FileFieldMixin, fields.FileField):
#     storage = app_settings.upload_storage
#     signer = signing.Signer()
# 
#     def __init__(self, *args, **kwargs):
#         accept = kwargs.pop('accept', '*/*')
#         fileupload_url = kwargs.pop('fileupload_url', reverse_lazy('fileupload'))
#         area_label = kwargs.pop('area_label', _("Drop file here or click to upload"))
#         attrs = {
#             'accept': accept,
#             'ngf-pattern': accept,
#         }
#         kwargs.update(widget=DropFileWidget(area_label, fileupload_url, attrs=attrs))
#         super(FileField, self).__init__(*args, **kwargs)
# 
#     @classmethod
#     def preview(cls, file_obj):
#         available_name = cls.storage.get_available_name(file_obj.name)
#         temp_name = cls.storage.save(available_name, file_obj)
#         extension = mimetypes.guess_extension(file_obj.content_type)
#         if extension:
#             extension = extension[1:]
#         else:
#             extension = '_blank'
#         icon_url = staticfiles_storage.url('djng/icons/{}.png'.format(extension))
#         return {
#             'url': 'url({})'.format(icon_url),
#             'temp_name': cls.signer.sign(temp_name),
#             'file_name': file_obj.name,
#             'file_size': file_obj.size,
#             'charset': file_obj.charset,
#             'content_type': file_obj.content_type,
#             'content_type_extra': file_obj.content_type_extra,
#         }
# 
# class ImageField(FileFieldMixin, fields.ImageField):
#     storage = app_settings.upload_storage
#     signer = signing.Signer()
# 
#     def __init__(self, *args, **kwargs):
#         if 'easy_thumbnails' not in settings.INSTALLED_APPS:
#             raise ImproperlyConfigured("'djng.forms.fields.ImageField' requires 'easy-thubnails' to be installed")
#         accept = kwargs.pop('accept', 'image/*')
#         fileupload_url = kwargs.pop('fileupload_url', reverse_lazy('fileupload'))
#         area_label = kwargs.pop('area_label', _("Drop image here or click to upload"))
#         attrs = {
#             'accept': accept,
#             'ngf-pattern': accept,
#         }
#         kwargs.update(widget=DropImageWidget(area_label, fileupload_url, attrs=attrs))
#         super(ImageField, self).__init__(*args, **kwargs)
# 
#     def remove_current(self, image_name):
#         from easy_thumbnails.models import Source, Thumbnail
# 
#         try:
#             source = Source.objects.get(name=image_name)
#             for thumb in Thumbnail.objects.filter(source=source):
#                 default_storage.delete(thumb.name)
#                 thumb.delete()
#             source.delete()
#         except Source.DoesNotExist:
#             pass
#         super(ImageField, self).remove_current(image_name)
# 
#     @classmethod
#     def preview(cls, file_obj):
#         from easy_thumbnails.files import get_thumbnailer
#         from easy_thumbnails.templatetags.thumbnail import data_uri
# 
#         available_name = cls.storage.get_available_name(file_obj.name)
#         temp_name = cls.storage.save(available_name, file_obj)
#         thumbnailer = get_thumbnailer(cls.storage.path(temp_name), relative_name=available_name)
#         thumbnail = thumbnailer.generate_thumbnail(app_settings.THUMBNAIL_OPTIONS)
#         return {
#             'url': 'url({})'.format(data_uri(thumbnail)),
#             'temp_name': cls.signer.sign(temp_name),
#             'file_name': file_obj.name,
#             'file_size': file_obj.size,
#             'charset': file_obj.charset,
#             'content_type': file_obj.content_type,
#             'content_type_extra': file_obj.content_type_extra,
#         }


from django.core.exceptions import SuspiciousMultipartForm
from django.core import signing
from django.views.generic import View
from django.http import JsonResponse
from djng import app_settings
from djng.forms.fields import FileField, ImageField



class FileUploadView(View):
    storage = app_settings.upload_storage
    thumbnail_size = app_settings.THUMBNAIL_OPTIONS
    signer = signing.Signer()

    def post(self, request, *args, **kwargs):
        if request.POST.get('filetype') == 'file':
            field = FileField
        elif request.POST.get('filetype') == 'image':
            field = ImageField
        else:
            raise SuspiciousMultipartForm("Missing attribute 'filetype' in form data.")
        data = {}

# Path: djng/app_settings.py
# class AppSettings(object):
#     def _setting(self, name, default=None):
#     def upload_storage(self):
#     def THUMBNAIL_OPTIONS(self):
# 
# Path: djng/forms/fields.py
# class FileField(FileFieldMixin, fields.FileField):
#     storage = app_settings.upload_storage
#     signer = signing.Signer()
# 
#     def __init__(self, *args, **kwargs):
#         accept = kwargs.pop('accept', '*/*')
#         fileupload_url = kwargs.pop('fileupload_url', reverse_lazy('fileupload'))
#         area_label = kwargs.pop('area_label', _("Drop file here or click to upload"))
#         attrs = {
#             'accept': accept,
#             'ngf-pattern': accept,
#         }
#         kwargs.update(widget=DropFileWidget(area_label, fileupload_url, attrs=attrs))
#         super(FileField, self).__init__(*args, **kwargs)
# 
#     @classmethod
#     def preview(cls, file_obj):
#         available_name = cls.storage.get_available_name(file_obj.name)
#         temp_name = cls.storage.save(available_name, file_obj)
#         extension = mimetypes.guess_extension(file_obj.content_type)
#         if extension:
#             extension = extension[1:]
#         else:
#             extension = '_blank'
#         icon_url = staticfiles_storage.url('djng/icons/{}.png'.format(extension))
#         return {
#             'url': 'url({})'.format(icon_url),
#             'temp_name': cls.signer.sign(temp_name),
#             'file_name': file_obj.name,
#             'file_size': file_obj.size,
#             'charset': file_obj.charset,
#             'content_type': file_obj.content_type,
#             'content_type_extra': file_obj.content_type_extra,
#         }
# 
# class ImageField(FileFieldMixin, fields.ImageField):
#     storage = app_settings.upload_storage
#     signer = signing.Signer()
# 
#     def __init__(self, *args, **kwargs):
#         if 'easy_thumbnails' not in settings.INSTALLED_APPS:
#             raise ImproperlyConfigured("'djng.forms.fields.ImageField' requires 'easy-thubnails' to be installed")
#         accept = kwargs.pop('accept', 'image/*')
#         fileupload_url = kwargs.pop('fileupload_url', reverse_lazy('fileupload'))
#         area_label = kwargs.pop('area_label', _("Drop image here or click to upload"))
#         attrs = {
#             'accept': accept,
#             'ngf-pattern': accept,
#         }
#         kwargs.update(widget=DropImageWidget(area_label, fileupload_url, attrs=attrs))
#         super(ImageField, self).__init__(*args, **kwargs)
# 
#     def remove_current(self, image_name):
#         from easy_thumbnails.models import Source, Thumbnail
# 
#         try:
#             source = Source.objects.get(name=image_name)
#             for thumb in Thumbnail.objects.filter(source=source):
#                 default_storage.delete(thumb.name)
#                 thumb.delete()
#             source.delete()
#         except Source.DoesNotExist:
#             pass
#         super(ImageField, self).remove_current(image_name)
# 
#     @classmethod
#     def preview(cls, file_obj):
#         from easy_thumbnails.files import get_thumbnailer
#         from easy_thumbnails.templatetags.thumbnail import data_uri
# 
#         available_name = cls.storage.get_available_name(file_obj.name)
#         temp_name = cls.storage.save(available_name, file_obj)
#         thumbnailer = get_thumbnailer(cls.storage.path(temp_name), relative_name=available_name)
#         thumbnail = thumbnailer.generate_thumbnail(app_settings.THUMBNAIL_OPTIONS)
#         return {
#             'url': 'url({})'.format(data_uri(thumbnail)),
#             'temp_name': cls.signer.sign(temp_name),
#             'file_name': file_obj.name,
#             'file_size': file_obj.size,
#             'charset': file_obj.charset,
#             'content_type': file_obj.content_type,
#             'content_type_extra': file_obj.content_type_extra,
#         }


# Path: djng/views/upload.py
from django.core.exceptions import SuspiciousMultipartForm
from django.core import signing
from django.views.generic import View
from django.http import JsonResponse
from djng import app_settings
from djng.forms.fields import FileField, ImageField




class FileUploadView(View):
    storage = app_settings.upload_storage
    thumbnail_size = app_settings.THUMBNAIL_OPTIONS
    signer = signing.Signer()

    def post(self, request, *args, **kwargs):
        if request.POST.get('filetype') == 'file':
            field = FileField
        elif request.POST.get('filetype') == 'image':
            field = ImageField
        else:
            raise SuspiciousMultipartForm("Missing attribute 'filetype' in form data.")
        data = {}

        for name, file_obj in request.FILES.items():