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More robust handling of the Content-Type header for thumbnail generation (#9788)

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Signed-off-by: Sergey Shpikin <rkfg@rkfg.me>
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rkfg 2021-04-14 18:30:59 +03:00 committed by GitHub
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commit c9a2b5d402
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changelog.d/9788.bugfix Normal file
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@ -0,0 +1 @@
Fix thumbnail generation for some sites with non-standard content types. Contributed by @rkfg.

1
synapse/config/repository.py
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@ -70,6 +70,7 @@ def parse_thumbnail_requirements(thumbnail_sizes):
jpeg_thumbnail = ThumbnailRequirement(width, height, method, "image/jpeg") jpeg_thumbnail = ThumbnailRequirement(width, height, method, "image/jpeg")
png_thumbnail = ThumbnailRequirement(width, height, method, "image/png") png_thumbnail = ThumbnailRequirement(width, height, method, "image/png")
requirements.setdefault("image/jpeg", []).append(jpeg_thumbnail) requirements.setdefault("image/jpeg", []).append(jpeg_thumbnail)
requirements.setdefault("image/jpg", []).append(jpeg_thumbnail)
requirements.setdefault("image/webp", []).append(jpeg_thumbnail) requirements.setdefault("image/webp", []).append(jpeg_thumbnail)
requirements.setdefault("image/gif", []).append(png_thumbnail) requirements.setdefault("image/gif", []).append(png_thumbnail)
requirements.setdefault("image/png", []).append(png_thumbnail) requirements.setdefault("image/png", []).append(png_thumbnail)

3
synapse/rest/media/v1/media_repository.py
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@ -467,6 +467,9 @@ class MediaRepository:
return media_info return media_info
def _get_thumbnail_requirements(self, media_type): def _get_thumbnail_requirements(self, media_type):
scpos = media_type.find(";")
if scpos > 0:
media_type = media_type[:scpos]
return self.thumbnail_requirements.get(media_type, ()) return self.thumbnail_requirements.get(media_type, ())
def _generate_thumbnail( def _generate_thumbnail(