55 lines
1.4 KiB
Python
55 lines
1.4 KiB
Python
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import hashlib
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from django.core.files.storage import default_storage as store
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from django.http import HttpResponse
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from django.views.decorators.csrf import csrf_exempt
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from django.views.decorators.http import require_POST
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import magic
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from lemonauth import tokens
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from lemoncurry.utils import absolute_url
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from . import error
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ACCEPTED_MEDIA_TYPES = (
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'image/jpeg',
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'image/png',
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)
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@csrf_exempt
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@require_POST
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def media(request):
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token = tokens.auth(request)
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if hasattr(token, 'content'):
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return token
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if 'file' not in request.FILES:
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return error.bad_req(
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"a file named 'file' must be provided to the media endpoint"
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)
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file = request.FILES['file']
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if file.content_type not in ACCEPTED_MEDIA_TYPES:
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return error.bad_req(
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'unacceptable file type {0}'.format(file.content_type)
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)
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mime = None
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sha = hashlib.sha256()
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for chunk in file.chunks():
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if mime is None:
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mime = magic.from_buffer(chunk, mime=True)
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sha.update(chunk)
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if mime != file.content_type:
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return error.bad_req(
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'detected file type {0} did not match specified file type {1}'
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.format(mime, file.content_type)
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)
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path = 'mp/{0[0]}/{2}.{1}'.format(*mime.split('/'), sha.hexdigest())
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path = store.save(path, file)
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url = absolute_url(request, store.url(path))
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res = HttpResponse(status=201)
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res['Location'] = url
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return res
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