mirror of https://github.com/zulip/zulip.git
19 lines
753 B
Python
19 lines
753 B
Python
from django.conf import settings
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from django.http import HttpRequest, HttpResponse, HttpResponseForbidden, HttpResponseNotFound
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from django.shortcuts import redirect
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from django.utils.translation import gettext as _
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from zerver.lib.camo import is_camo_url_valid
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from zerver.lib.thumbnail import generate_thumbnail_url
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def handle_camo_url(request: HttpRequest, digest: str, received_url: str) -> HttpResponse:
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if not settings.THUMBOR_SERVES_CAMO:
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return HttpResponseNotFound()
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original_url = bytes.fromhex(received_url).decode()
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if is_camo_url_valid(digest, original_url):
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return redirect(generate_thumbnail_url(original_url, is_camo_url=True))
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else:
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return HttpResponseForbidden(_("<p>Not a valid URL.</p>"))
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