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batchuploader.py
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batchuploader.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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.
""" Invenio bibsched task for uploading multiple documents
or metadata files. This task can run in two different modes:
metadata or documents.
The parent directory from where the folders metadata and
documents are expected to be found has to be specified
in the invenio config file.
"""
__revision__ = "$Id$"
import sys
import os
import time
import tempfile
import shutil
from invenio.config import CFG_TMPDIR, \
CFG_BATCHUPLOADER_DAEMON_DIR, \
CFG_BATCHUPLOADER_FILENAME_MATCHING_POLICY, \
CFG_PREFIX
from invenio.bibtask import task_init, task_set_option, \
task_get_option, task_update_progress, task_low_level_submission, \
write_message, task_sleep_now_if_required
from invenio.batchuploader_engine import document_upload
def task_submit_elaborate_specific_parameter(key, value, opts, args):
""" Given the string key, checks its meaning and returns True if
has elaborated the key.
Possible keys:
"""
if key in ('-d', '--documents'):
task_set_option('documents', "documents")
return True
elif key in ('-m', '--metadata'):
task_set_option('metadata', "metadata")
return True
return False
def task_run_core():
""" Walks through all directories where metadata files are located
and uploads them.
Files are then moved to the corresponding DONE folders.
"""
if not task_get_option('documents'):
# Metadata upload
daemon_dir = CFG_BATCHUPLOADER_DAEMON_DIR[0] == '/' and CFG_BATCHUPLOADER_DAEMON_DIR \
or CFG_PREFIX + '/' + CFG_BATCHUPLOADER_DAEMON_DIR
parent_dir = daemon_dir + "/metadata/"
progress = 0
for folder in ["insert/", "append/", "correct/", "replace/"]:
files_dir = parent_dir + folder
files_done_dir = files_dir + "DONE/"
try:
files = os.listdir(files_dir)
except OSError, e:
write_message(e, sys.stderr)
# Create directory DONE/ if doesn't exist
try:
os.mkdir(files_done_dir)
except OSError:
# Directory exists
pass
for metafile in files:
if os.path.isfile(os.path.join(files_dir, metafile)):
# Create temporary file to be uploaded
(fd, filename) = tempfile.mkstemp(prefix=metafile + "_" + time.strftime("%Y%m%d%H%M%S", time.localtime()) + "_", dir=CFG_TMPDIR)
shutil.copy(os.path.join(files_dir, metafile), filename)
# Send bibsched task
mode = "-" + folder[0]
jobid = str(task_low_level_submission('bibupload', 'batchupload', mode, filename))
# Move file to done folder
filename = metafile + "_" + time.strftime("%Y%m%d%H%M%S", time.localtime()) + "_" + jobid
os.rename(os.path.join(files_dir, metafile), os.path.join(files_done_dir, filename))
task_sleep_now_if_required(can_stop_too=True)
progress += 1
task_update_progress("Done %d out of 4." % progress)
else:
# Documents upload
daemon_dir = CFG_BATCHUPLOADER_DAEMON_DIR[0] == '/' and CFG_BATCHUPLOADER_DAEMON_DIR \
or CFG_PREFIX + '/' + CFG_BATCHUPLOADER_DAEMON_DIR
parent_dir = daemon_dir + "/documents/"
matching_order = CFG_BATCHUPLOADER_FILENAME_MATCHING_POLICY
for folder in ["append/", "revise/"]:
for matching in matching_order:
errors = document_upload(folder=parent_dir + folder, matching=matching, mode=folder[:-1])[0]
if not errors:
break # All documents succedeed with that matching
for error in errors:
write_message("File: %s - %s with matching %s" % (error[0], error[1], matching), sys.stderr)
task_sleep_now_if_required(can_stop_too=True)
return 1
def main():
""" Main that constructs all the bibtask. """
task_init(authorization_action='runbatchuploader',
authorization_msg="Batch Uploader",
description="""Description:
The batch uploader has two different run modes.
If --metadata is specified (by default) then all files in folders insert,
append, correct and replace are uploaded using the corresponding mode.
If mode --documents is selected all documents present in folders named
append and revise are uploaded using the corresponding mode.
Parent directory for batch uploader must be specified in the
invenio configuration file.\n""",
help_specific_usage=""" -m, --metadata\t Batch Uploader will look for metadata files in the corresponding folders
-d, --documents\t Batch Uploader will look for documents in the corresponding folders
""",
version=__revision__,
specific_params=("md:", ["metadata", "documents"]),
task_submit_elaborate_specific_parameter_fnc=task_submit_elaborate_specific_parameter,
task_run_fnc=task_run_core)
if __name__ == '__main__':
main()

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