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files.py
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Created
Tue, Dec 24, 16:12
Size
2 KB
Mime Type
text/x-python
Expires
Thu, Dec 26, 16:12 (2 d)
Engine
blob
Format
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Handle
23159953
Attached To
R3600 invenio-infoscience
files.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2013 CERN.
#
# Invenio is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# Invenio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Invenio; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
""" Plugin to validate the checksum of a record's files """
from
invenio.legacy.bibdocfile.api
import
BibRecDocs
import
os
try
:
import
magic
if
hasattr
(
magic
,
"from_file"
):
HAS_MAGIC
=
1
else
:
HAS_MAGIC
=
2
magic_object
=
magic
.
open
(
magic
.
MAGIC_MIME_TYPE
)
magic_object
.
load
()
except
ImportError
:
HAS_MAGIC
=
0
def
check_record
(
record
):
"""
Validates the checksum of all the BibDocFile's in the record
"""
record_id
=
record
[
"001"
][
0
][
3
]
docs
=
BibRecDocs
(
record_id
)
.
list_bibdocs
()
for
doc
in
docs
:
for
bibfile
in
doc
.
list_latest_files
():
if
not
os
.
path
.
exists
(
bibfile
.
fullpath
):
record
.
set_invalid
(
"File doesn't exists
%s
"
%
bibfile
.
fullpath
)
continue
if
not
bibfile
.
check
():
record
.
set_invalid
(
"Invalid checksum for file
%s
"
%
bibfile
.
fullpath
)
if
HAS_MAGIC
:
if
HAS_MAGIC
==
1
:
magic_mime
=
magic
.
from_file
(
bibfile
.
fullpath
,
mime
=
True
)
else
:
magic_mime
=
magic_object
.
file
(
bibfile
.
fullpath
)
if
bibfile
.
mime
!=
magic_mime
:
record
.
set_invalid
(
(
"Guessed mime type from extension (
%s
) is different"
+
"from guessed mime type from headers (
%s
)"
)
%
(
bibfile
.
mime
,
magic_mime
)
)
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