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captainwong
douban-api-proxy
Commits
d58d792f
Commit
d58d792f
authored
Feb 09, 2019
by
Ozzieisaacs
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Catch Imagemagick policy error
parent
6fc4b318
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1 changed file
with
13 additions
and
6 deletions
+13
-6
book_formats.py
cps/book_formats.py
+13
-6
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cps/book_formats.py
View file @
d58d792f
...
...
@@ -35,6 +35,7 @@ logger = logging.getLogger("book_formats")
try
:
from
wand.image
import
Image
from
wand
import
version
as
ImageVersion
from
wand.exceptions
import
PolicyError
use_generic_pdf_cover
=
False
except
(
ImportError
,
RuntimeError
)
as
e
:
logger
.
warning
(
'cannot import Image, generating pdf covers for pdf uploads will not work:
%
s'
,
e
)
...
...
@@ -130,12 +131,18 @@ def pdf_preview(tmp_file_path, tmp_dir):
if
use_generic_pdf_cover
:
return
None
else
:
cover_file_name
=
os
.
path
.
splitext
(
tmp_file_path
)[
0
]
+
".cover.jpg"
with
Image
(
filename
=
tmp_file_path
+
"[0]"
,
resolution
=
150
)
as
img
:
img
.
compression_quality
=
88
img
.
save
(
filename
=
os
.
path
.
join
(
tmp_dir
,
cover_file_name
))
return
cover_file_name
try
:
cover_file_name
=
os
.
path
.
splitext
(
tmp_file_path
)[
0
]
+
".cover.jpg"
with
Image
(
filename
=
tmp_file_path
+
"[0]"
,
resolution
=
150
)
as
img
:
img
.
compression_quality
=
88
img
.
save
(
filename
=
os
.
path
.
join
(
tmp_dir
,
cover_file_name
))
return
cover_file_name
except
PolicyError
as
ex
:
logger
.
warning
(
'Pdf extraction forbidden by Imagemagick policy:
%
s'
,
ex
)
return
None
except
Exception
as
ex
:
logger
.
warning
(
'Cannot extract cover image, using default:
%
s'
,
ex
)
return
None
def
get_versions
():
if
not
use_generic_pdf_cover
:
...
...
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