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openlp/scripts/bible-1to2-converter.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2010 Raoul Snyman #
# Portions copyright (c) 2008-2010 Tim Bentley, Jonathan Corwin, Michael #
# Gorven, Scott Guerrieri, Maikel Stuivenberg, Martin Thompson, Jon Tibble, #
# Carsten Tinggaard #
# --------------------------------------------------------------------------- #
# This program 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; version 2 of the License. #
# #
# 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 General Public License for #
# more details. #
# #
# You should have received a copy of the GNU General Public License along #
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
import sys
import os
import sqlite
import sqlite3
from optparse import OptionParser
from traceback import format_tb as get_traceback
# Some global options to be used throughout the import process
verbose = False
debug = False
old_cursor = None
new_cursor = None
# SQL create statments
create_statements = [
(u'table "book"', u"""CREATE TABLE book (
id INTEGER NOT NULL,
testament_id INTEGER,
name VARCHAR(30),
abbreviation VARCHAR(5),
PRIMARY KEY (id),
FOREIGN KEY(testament_id) REFERENCES testament (id)
)"""),
(u'table "metadata"', u"""CREATE TABLE metadata (
"key" VARCHAR(255) NOT NULL,
value VARCHAR(255),
PRIMARY KEY ("key")
)"""),
(u'table "testament"', u"""CREATE TABLE testament (
id INTEGER NOT NULL,
name VARCHAR(30),
PRIMARY KEY (id)
)"""),
(u'table "verse"', u"""CREATE TABLE verse (
id INTEGER NOT NULL,
book_id INTEGER,
chapter INTEGER,
verse INTEGER,
text TEXT,
PRIMARY KEY (id),
FOREIGN KEY(book_id) REFERENCES book (id)
)"""),
(u'index "idx_abbrev"',
u"""CREATE INDEX idx_abbrev ON book (abbreviation, id)"""),
(u'index "idx_chapter_verse_book',
u"""CREATE INDEX idx_chapter_verse_book ON verse (chapter, verse, book_id, id)"""),
(u'index "idx_chapter_verse_text"',
u"""CREATE INDEX idx_chapter_verse_text ON verse (text, verse, book_id, id)"""),
(u'index "idx_name"',
u"""CREATE INDEX idx_name ON book (name, id)""")
]
def display_sql(sql, params):
prepared_params = []
for param in params:
if isinstance(param, basestring):
prepared_params.append(u'"%s"' % param)
elif isinstance(param, (int, long)):
prepared_params.append(u'%d' % param)
elif isinstance(param, (float, complex)):
prepared_params.append(u'%f' % param)
else:
prepared_params.append(u'"%s"' % str(param))
for prepared_param in prepared_params:
sql = sql.replace(u'?', prepared_param, 1)
return sql
def create_database():
global new_cursor, create_statements
if debug or verbose:
print 'Creating new database:'
else:
print 'Creating new database...',
for statement_type, sql_create in create_statements:
if debug:
print '... ', sql_create.replace('\n', ' ').replace(' ', ' ')
elif verbose:
print '... creating %s...' % statement_type,
new_cursor.execute(sql_create)
if verbose and not debug:
print 'done.'
if not verbose and not debug:
print 'done.'
def import_bible():
global old_cursor, new_cursor, debug, verbose
if debug or verbose:
print 'Importing metadata:'
else:
print 'Importing metadata...',
if debug:
print '... SELECT "key", "value" FROM metadata'
elif verbose:
print '... fetching metadata from old database...',
old_cursor.execute(u'SELECT "key", "value" FROM metadata')
rows = old_cursor.fetchall()
if not debug and verbose:
print 'done.'
for row in rows:
key = unicode(row[0], u'cp1252')
value = unicode(row[1], u'cp1252')
sql_insert = u'INSERT INTO metadata '\
'("key", "value") '\
'VALUES (?, ?)'
sql_params = (key, value)
if debug:
print '...', display_sql(sql_insert, sql_params)
elif verbose:
print '... importing "%s"' % key
new_cursor.execute(sql_insert, sql_params)
if not verbose and not debug:
print 'done.'
if debug or verbose:
print 'Importing testaments:'
else:
print 'Importing testaments...',
if debug:
print '... SELECT id, name FROM testament'
elif verbose:
print '... fetching testaments from old database...',
old_cursor.execute(u'SELECT id, name FROM testament')
rows = old_cursor.fetchall()
if not debug and verbose:
print 'done.'
for row in rows:
id = int(row[0])
name = unicode(row[1], u'cp1252')
sql_insert = u'INSERT INTO testament '\
'(id, name) '\
'VALUES (?, ?)'
sql_params = (id, name)
if debug:
print '...', display_sql(sql_insert, sql_params)
elif verbose:
print '... importing "%s"' % name
new_cursor.execute(sql_insert, sql_params)
if not verbose and not debug:
print 'done.'
if debug or verbose:
print 'Importing books:'
else:
print 'Importing books...',
if debug:
print '... SELECT id, testament_id, name, abbreviation FROM book'
elif verbose:
print '... fetching books from old database...',
old_cursor.execute(u'SELECT id, testament_id, name, abbreviation FROM book')
rows = old_cursor.fetchall()
if not debug and verbose:
print 'done.'
book_map = {}
for row in rows:
testament_id = int(row[1])
name = unicode(row[2], u'cp1252')
abbreviation = unicode(row[3], u'cp1252')
sql_insert = u'INSERT INTO book '\
'(id, testament_id, name, abbreviation) '\
'VALUES (NULL, ?, ?, ?)'
sql_params = (testament_id, name, abbreviation)
if debug:
print '...', display_sql(sql_insert, sql_params)
elif verbose:
print '... importing "%s"' % name
new_cursor.execute(sql_insert, sql_params)
book_map[row[0]] = new_cursor.lastrowid
if debug:
print ' >>> (old) books.id =', row[0], ' (new) books.id =', book_map[row[0]]
if not verbose and not debug:
print 'done.'
if debug or verbose:
print 'Importing verses:'
else:
print 'Importing verses...',
if debug:
print '... SELECT id, book_id, chapter, verse, text || \'\' AS text FROM verse...',
elif verbose:
print '... fetching verses from old database...',
old_cursor.execute(u'SELECT id, book_id, chapter, verse, text || \'\' AS text FROM verse')
rows = old_cursor.fetchall()
if debug or verbose:
print 'done.'
song_map = {}
for row in rows:
book_id = int(row[1])
chapter = int(row[2])
verse = int(row[3])
text = unicode(row[4], u'cp1252')
sql_insert = u'INSERT INTO verse '\
'(id, book_id, chapter, verse, text) '\
'VALUES (NULL, ?, ?, ?, ?)'
sql_params = (book_map[book_id], chapter, verse, text)
if debug:
print '...', display_sql(sql_insert, sql_params)
elif verbose:
print '... importing "%s..."' % text[:17]
new_cursor.execute(sql_insert, sql_params)
if not verbose and not debug:
print 'done.'
def main(old_db, new_db):
global old_cursor, new_cursor, debug
old_connection = None
new_connection = None
try:
old_connection = sqlite.connect(old_db)
except:
if debug:
errormsg = '\n' + ''.join(get_traceback(sys.exc_info()[2]))\
+ str(sys.exc_info()[1])
else:
errormsg = sys.exc_info()[1]
print 'There was a problem connecting to the old database:', errormsg
return 1
try:
new_connection = sqlite3.connect(new_db)
except:
if debug:
errormsg = '\n' + ''.join(get_traceback(sys.exc_info()[2]))\
+ str(sys.exc_info()[1])
else:
errormsg = sys.exc_info()[1]
print 'There was a problem creating the new database:', errormsg
return 1
old_cursor = old_connection.cursor()
new_cursor = new_connection.cursor()
try:
create_database()
except:
if debug:
errormsg = '\n' + ''.join(get_traceback(sys.exc_info()[2]))\
+ str(sys.exc_info()[1])
else:
errormsg = sys.exc_info()[1]
print 'There was a problem creating the database:', errormsg
return 1
try:
import_bible()
new_connection.commit()
except:
new_connection.rollback()
if debug:
errormsg = '\n' + ''.join(get_traceback(sys.exc_info()[2]))\
+ str(sys.exc_info()[1])
else:
errormsg = sys.exc_info()[1]
print 'There was a problem importing songs:', errormsg
return 1
print 'Import complete.'
if __name__ == u'__main__':
option_parser = OptionParser(usage='Usage: %prog [options] OLDDATABASE NEWDATABASE')
option_parser.add_option('-o', '--overwrite', dest='overwrite', default=False,
action=u'store_true', help='Overwrite database file if it already exists.')
option_parser.add_option('-v', '--verbose', dest='verbose', default=False,
action=u'store_true', help='Outputs additional progress data.')
option_parser.add_option('-d', '--debug', dest='debug', default=False,
action=u'store_true', help='Outputs raw SQL statements (overrides verbose).')
options, arguments = option_parser.parse_args()
if len(arguments) < 2:
if len(arguments) == 0:
option_parser.error('Please specify an old database and a new database.')
else:
option_parser.error('Please specify a new database.')
old_db = os.path.abspath(arguments[0])
new_db = os.path.abspath(arguments[1])
if not os.path.isfile(old_db):
option_parser.error('Old database file ("%s") is not a file.' % old_db)
if not os.path.exists(old_db):
option_parser.error('Old database file ("%s") does not exist.' % old_db)
if os.path.exists(new_db):
if not options.overwrite:
option_parser.error('New database file ("%s") exists. If you want to overwrite it, specify the --overwrite option.' % new_db)
else:
if not os.path.isfile(new_db):
option_parser.error('New database file ("%s") is not a file.' % new_db)
os.unlink(new_db)
verbose = options.verbose
debug = options.debug
main(old_db, new_db)
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