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Video_Processing.py
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R3600 invenio-infoscience
Video_Processing.py
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## This file is part of Invenio.
## Copyright (C) 2011 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.
"""WebSubmit function - Video processing.
"""
__revision__
=
"$Id$"
import
os
from
invenio.jsonutils
import
json_decode_file
from
invenio.errorlib
import
register_exception
from
invenio.bibencode_config
import
CFG_BIBENCODE_TEMPLATE_BATCH_SUBMISSION
from
invenio.bibencode_utils
import
generate_timestamp
from
invenio.bibencode_batch_engine
import
create_job_from_dictionary
from
invenio.config
import
CFG_SITE_ADMIN_EMAIL
def
Video_Processing
(
parameters
,
curdir
,
form
,
user_info
=
None
):
"""
"""
## Read the batch template for submissions
if
parameters
.
get
(
'batch_template'
):
try
:
batch_template
=
json_decode_file
(
parameters
.
get
(
'batch_template'
))
except
:
register_exception
(
prefix
=
"The given batch template was not readable"
)
raise
else
:
batch_template
=
json_decode_file
(
CFG_BIBENCODE_TEMPLATE_BATCH_SUBMISSION
)
## Handle the filepath
file_storing_path
=
os
.
path
.
join
(
curdir
,
"files"
,
str
(
user_info
[
'uid'
]),
"NewFile"
,
'filepath'
)
try
:
fp
=
open
(
file_storing_path
)
fullpath
=
fp
.
read
()
fp
.
close
()
batch_template
[
'input'
]
=
fullpath
except
:
register_exception
(
prefix
=
"The file containing the path to the video was not readable"
)
raise
## Handle the filename
file_storing_name
=
os
.
path
.
join
(
curdir
,
"files"
,
str
(
user_info
[
'uid'
]),
"NewFile"
,
'filename'
)
try
:
fp
=
open
(
file_storing_name
)
filename
=
fp
.
read
()
fp
.
close
()
batch_template
[
'bibdoc_master_docname'
]
=
os
.
path
.
splitext
(
os
.
path
.
split
(
filename
)[
1
])[
0
]
batch_template
[
'bibdoc_master_extension'
]
=
os
.
path
.
splitext
(
filename
)[
1
]
batch_template
[
'submission_filename'
]
=
filename
except
:
register_exception
(
prefix
=
"The file containing the original filename of the video was not readable"
)
raise
## Handle the aspect ratio
if
parameters
.
get
(
'aspect'
):
try
:
file_storing_aspect
=
os
.
path
.
join
(
curdir
,
parameters
.
get
(
'aspect'
))
fp
=
open
(
file_storing_aspect
)
aspect
=
fp
.
read
()
fp
.
close
()
batch_template
[
'aspect'
]
=
aspect
except
:
register_exception
(
prefix
=
"The file containing the ascpect ratio of the video was not readable"
)
raise
else
:
batch_template
[
'aspect'
]
=
None
## Handle the title
if
parameters
.
get
(
'title'
):
try
:
file_storing_title
=
os
.
path
.
join
(
curdir
,
parameters
[
'title'
])
fp
=
open
(
file_storing_title
)
title
=
fp
.
read
()
fp
.
close
()
except
:
register_exception
(
prefix
=
"The file containing the title of the video was not readable"
)
raise
else
:
batch_template
[
'submission_title'
]
=
None
## Set the rest
batch_template
[
'notify_admin'
]
=
CFG_SITE_ADMIN_EMAIL
batch_template
[
'notify_user'
]
=
user_info
[
'email'
]
batch_template
[
'recid'
]
=
sysno
timestamp
=
generate_timestamp
()
job_filename
=
"submission_
%d
_
%s
.job"
%
(
sysno
,
timestamp
)
create_job_from_dictionary
(
batch_template
,
job_filename
)
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