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Fixing Chunked Transfer Encoding Error #329

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merged 2 commits into from
Dec 19, 2024
Merged

Fixing Chunked Transfer Encoding Error #329

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eb33597
The error 'Parse Error: Invalid character in chunk size' occurs becau…
urbanoprogramador Dec 19, 2024
9fff4c0
Added file scaling system with Transfer-Encoding: chunked and resolve…
urbanoprogramador Dec 19, 2024
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26 changes: 20 additions & 6 deletions navigator/actions/zammad.py
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Original file line number Diff line number Diff line change
Expand Up @@ -427,6 +427,8 @@
image_data = image # Ya es un objeto binario válido

expiring_date = datetime.now() + timedelta(days=2)
chunk_size = 16384
content_length = len(image_data)
# Crear y devolver la respuesta HTTP
response = StreamResponse(
status=200,
Expand All @@ -441,12 +443,24 @@
'Expires': expiring_date.strftime('%a, %d %b %Y %H:%M:%S GMT'),
}
)
response.content_length = len(image_data)
await response.prepare(request)
await response.write(image_data)
await response.write_eof()
return response
response.headers[
"Content-Range"
] = f"bytes 0-{chunk_size}/{content_length}"
try:
i = 0
await response.prepare(request)
while True:
chunk = image_data[i: i + chunk_size]
i += chunk_size
if not chunk:
break
await response.write(chunk)
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await response.drain() # deprecated
await response.write_eof()
return response
except Exception as e:
raise ConfigError(f"Error while writing attachment: {e}") from e
except KeyError as e:
raise ConfigError(f"Missing required header: {e}") from e
except Exception as e:
raise ConfigError(f"Unexpected error while fetching attachment: {e}") from e
raise ConfigError(f"Unexpected error while fetching attachment: {e}") from e
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