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#!/usr/bin/env python
# Copyright (C) 2009 Canonical Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU General Public License and
# the GNU Lesser General Public License along with this program. If
# not, see <http://www.gnu.org/licenses/>.
"""Convert a json dump to a sqlite db.
This script reads from stdin and writes to the named sqlite db.
"""
import os
import re
import sys
import time
from meliae import db, loader
def main(args):
import optparse
p = optparse.OptionParser('%prog OUTFILE')
opts, args = p.parse_args(args)
if len(args) > 1:
sys.stderr.write('Too many parameters: %d\n' % (len(args),))
return -1
if len(args) < 1:
sys.stderr.write("Must supply OUTFILE\n")
return -1
db_name = args[0]
source = sys.stdin
store = db.create_database('sqlite:' + db_name)
def commit():
sys.stderr.write('committing %8d \r' % pos)
store.commit()
sys.stderr.write('committed %8d \r' % pos)
for pos, obj in enumerate(loader.iter_objs(source, show_prog=True)):
store.import_obj(obj)
# sys.stderr.write('dirty: %d alive: %d order: %d ref_len %d seq: %d \r' % (len(store._dirty), len(store._alive), len(store._order), len(obj.ref_list), store._sequence))
#store.flush()
# store.invalidate()
if not pos & 0x1ff:
# commit every 512 objects
commit()
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))
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