2 from __future__ import print_function
9 from sqlparse.compat import text_type
10 from sqlconvert.print_tokens import print_tokens
11 from sqlconvert.process_mysql import is_directive_statement, process_statement
12 from sqlconvert.process_tokens import is_newline_statement, StatementGrouper
14 from m_lib.defenc import default_encoding
15 from m_lib.pbar.tty_pbar import ttyProgressBar
20 fp.seek(0, os.SEEK_END)
22 return None # File size is unknown
24 fp.seek(0, os.SEEK_SET)
28 def main(infile, encoding, outfile, output_encoding, use_pbar, quoting_style):
30 size = get_fsize(infile)
35 print("Converting: ", end='', file=sys.stderr)
39 pbar = ttyProgressBar(0, size-1)
42 grouper = StatementGrouper(encoding=encoding)
46 if isinstance(line, text_type):
47 cur_pos += len(line.encode(encoding))
51 grouper.process_line(line)
52 for statement in grouper.get_statements():
53 if got_directive and is_newline_statement(statement):
54 # Condense a sequence of newlines after a /*! directive */;
57 got_directive = is_directive_statement(statement)
60 for statement in process_statement(statement, quoting_style):
61 print_tokens(statement, outfile=outfile,
62 encoding=output_encoding)
63 tokens = grouper.close()
66 print_tokens(token, outfile=outfile, encoding=output_encoding)
72 if __name__ == '__main__':
73 parser = argparse.ArgumentParser(description='Convert MySQL to SQL')
74 parser.add_argument('-e', '--encoding', default='utf-8',
75 help='input/output encoding, default is utf-8')
76 parser.add_argument('-E', '--output-encoding',
77 help='separate output encoding, default is the same '
78 'as -e except for console; for console output '
79 'charset from the current locale is used')
80 parser.add_argument('-m', '--mysql', action='store_true',
81 help='MySQL/MariaDB quoting style')
82 parser.add_argument('-p', '--pg', '--postgres', action='store_true',
83 help='PostgreSQL quoting style')
84 parser.add_argument('-s', '--sqlite', action='store_true',
85 help='Generic SQL/SQLite quoting style; '
86 'this is the default')
87 parser.add_argument('-o', '--outfile', help='output file name')
88 parser.add_argument('-P', '--no-pbar', action='store_true',
89 help='inhibit progress bar')
90 parser.add_argument('infile', help='input file name')
91 parser.add_argument('output_file', nargs='?', help='output file name')
92 args = parser.parse_args()
94 if int(args.mysql) + int(args.pg) + int(args.sqlite) > 1:
95 print("Error: options -m/-p/-s are mutually incompatible, "
96 "use only one of them",
102 if args.infile == '-':
105 infile = open(args.infile, 'rt', encoding=args.encoding)
110 print("Error: cannot read from console", file=sys.stderr)
116 print("Error: too many output files", file=sys.stderr)
120 outfile = args.outfile
122 elif args.output_file:
123 outfile = args.output_file
128 if args.output_encoding:
129 output_encoding = args.output_encoding
131 output_encoding = default_encoding
133 output_encoding = args.encoding
140 outfile = open(outfile, 'wt', encoding=output_encoding)
142 if infile is not sys.stdin:
147 quoting_style = 'mysql'
149 quoting_style = 'postgres'
151 quoting_style = 'sqlite'
153 main(infile, args.encoding, outfile, output_encoding, not args.no_pbar,