sqlite2json/lite2j.py

50 lines
1.4 KiB
Python
Executable File

import sqlite3
import sys
import json
import base64
def show_usage():
print 'Usage:\n\tlite2j sqlitefile.db --exclude=table_name --exclude=table_name'
exclude_tables = []
try:
for i, token in enumerate(sys.argv):
if i < 1:
continue
if i == 1:
db_file = token
if i > 1:
exclude_tables.append(token.split('--exclude=')[1])
assert(db_file)
except (IndexError, NameError):
show_usage()
sys.exit(127)
exclude_tables = set(exclude_tables)
# Make sure blobs are base64 encoded
sqlite3.register_converter('BLOB', base64.b64encode)
conn = sqlite3.connect(db_file, detect_types=sqlite3.PARSE_DECLTYPES)
cursor = conn.cursor()
def get_table_list(cursor, exclude_tables=exclude_tables):
cursor.execute('SELECT * FROM main.sqlite_master WHERE type="table"')
return set(row[1] for row in cursor.fetchall()) - exclude_tables
def get_column_names(cursor, table_name):
cursor.execute('SELECT * FROM %s' % table_name)
return [c[0] for c in cursor.description]
def get_table(cursor, table_name):
column_names = get_column_names(cursor,table_name)
cursor.execute('SELECT * FROM main.%s' % table_name)
return [dict(zip(column_names, row)) for row in cursor.fetchall()]
def get_tables(cursor):
table_list = get_table_list(cursor)
return [{table_name : get_table(cursor, table_name) for table_name in table_list}]
print json.dumps(get_tables(cursor))