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)
36 if infile.name != '<stdin>':
37 print(' ' + infile.name, end='', file=sys.stderr)
38 print(": ", end='', file=sys.stderr)
42 pbar = ttyProgressBar(0, size-1)
45 grouper = StatementGrouper(encoding=encoding)
49 if isinstance(line, text_type):
50 cur_pos += len(line.encode(encoding))
54 grouper.process_line(line)
55 for statement in grouper.get_statements():
56 if got_directive and is_newline_statement(statement):
57 # Condense a sequence of newlines after a /*! directive */;
60 got_directive = is_directive_statement(statement)
63 for statement in process_statement(statement, quoting_style):
64 print_tokens(statement, outfile=outfile,
65 encoding=output_encoding)
66 tokens = grouper.close()
69 print_tokens(token, outfile=outfile, encoding=output_encoding)
75 if __name__ == '__main__':
76 parser = argparse.ArgumentParser(description='Convert MySQL to SQL')
77 parser.add_argument('-e', '--encoding', default='utf-8',
78 help='input/output encoding, default is utf-8')
79 parser.add_argument('-E', '--output-encoding',
80 help='separate output encoding, default is the same '
81 'as -e except for console; for console output '
82 'charset from the current locale is used')
83 parser.add_argument('-m', '--mysql', action='store_true',
84 help='MySQL/MariaDB quoting style')
85 parser.add_argument('-p', '--pg', '--postgres', action='store_true',
86 help='PostgreSQL quoting style')
87 parser.add_argument('-s', '--sqlite', action='store_true',
88 help='Generic SQL/SQLite quoting style; '
89 'this is the default')
90 parser.add_argument('-o', '--outfile', help='output file name')
91 parser.add_argument('-P', '--no-pbar', action='store_true',
92 help='inhibit progress bar')
93 parser.add_argument('infile', help='input file name')
94 parser.add_argument('output_file', nargs='?', help='output file name')
95 args = parser.parse_args()
97 if int(args.mysql) + int(args.pg) + int(args.sqlite) > 1:
98 print("Error: options -m/-p/-s are mutually incompatible, "
99 "use only one of them",
105 if args.infile == '-':
108 infile = open(args.infile, 'rt', encoding=args.encoding)
113 print("Error: cannot read from console", file=sys.stderr)
119 print("Error: too many output files", file=sys.stderr)
123 outfile = args.outfile
125 elif args.output_file:
126 outfile = args.output_file
131 if args.output_encoding:
132 output_encoding = args.output_encoding
134 output_encoding = default_encoding
136 output_encoding = args.encoding
143 outfile = open(outfile, 'wt', encoding=output_encoding)
145 if infile is not sys.stdin:
150 quoting_style = 'mysql'
152 quoting_style = 'postgres'
154 quoting_style = 'sqlite'
156 main(infile, args.encoding, outfile, output_encoding, not args.no_pbar,