16516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru""" 26516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruCOMMAND-LINE SPECIFIC STUFF 36516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru============================================================================= 46516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 56516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruThe rest of the code is specifically for handling the case where Python 66516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruMarkdown is called from the command line. 76516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru""" 86516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 96516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queruimport markdown 106516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queruimport sys 116516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queruimport logging 126516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Querufrom logging import DEBUG, INFO, WARN, ERROR, CRITICAL 136516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 146516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruEXECUTABLE_NAME_FOR_USAGE = "python markdown.py" 156516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru""" The name used in the usage statement displayed for python versions < 2.3. 166516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru(With python 2.3 and higher the usage statement is generated by optparse 176516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queruand uses the actual name of the executable called.) """ 186516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 196516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruOPTPARSE_WARNING = """ 206516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruPython 2.3 or higher required for advanced command line options. 216516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste QueruFor lower versions of Python use: 226516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 236516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru %s INPUT_FILE > OUTPUT_FILE 246516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 256516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru""" % EXECUTABLE_NAME_FOR_USAGE 266516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 276516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Querudef parse_options(): 286516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru """ 296516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru Define and parse `optparse` options for command-line usage. 306516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru """ 316516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 326516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru try: 336516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru optparse = __import__("optparse") 346516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru except: 356516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru if len(sys.argv) == 2: 366516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru return {'input': sys.argv[1], 376516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'output': None, 386516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'safe': False, 396516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'extensions': [], 406516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'encoding': None }, CRITICAL 416516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru else: 426516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru print OPTPARSE_WARNING 436516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru return None, None 446516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 456516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser = optparse.OptionParser(usage="%prog INPUTFILE [options]") 466516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-f", "--file", dest="filename", default=sys.stdout, 476516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="write output to OUTPUT_FILE", 486516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru metavar="OUTPUT_FILE") 496516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-e", "--encoding", dest="encoding", 506516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="encoding for input and output files",) 516516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-q", "--quiet", default = CRITICAL, 526516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru action="store_const", const=CRITICAL+10, dest="verbose", 536516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="suppress all messages") 546516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-v", "--verbose", 556516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru action="store_const", const=INFO, dest="verbose", 566516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="print info messages") 576516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-s", "--safe", dest="safe", default=False, 586516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru metavar="SAFE_MODE", 596516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="safe mode ('replace', 'remove' or 'escape' user's HTML tag)") 606516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-o", "--output_format", dest="output_format", 616516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru default='xhtml1', metavar="OUTPUT_FORMAT", 626516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="Format of output. One of 'xhtml1' (default) or 'html4'.") 636516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("--noisy", 646516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru action="store_const", const=DEBUG, dest="verbose", 656516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help="print debug messages") 666516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.add_option("-x", "--extension", action="append", dest="extensions", 676516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru help = "load extension EXTENSION", metavar="EXTENSION") 686516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 696516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru (options, args) = parser.parse_args() 706516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 716516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru if not len(args) == 1: 726516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru parser.print_help() 736516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru return None, None 746516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru else: 756516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru input_file = args[0] 766516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 776516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru if not options.extensions: 786516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru options.extensions = [] 796516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 806516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru return {'input': input_file, 816516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'output': options.filename, 826516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'safe_mode': options.safe, 836516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'extensions': options.extensions, 846516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'encoding': options.encoding, 856516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 'output_format': options.output_format}, options.verbose 866516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 876516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Querudef run(): 886516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru """Run Markdown from the command line.""" 896516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 906516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru # Parse options and adjust logging level if necessary 916516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru options, logging_level = parse_options() 926516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru if not options: sys.exit(0) 936516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru if logging_level: logging.getLogger('MARKDOWN').setLevel(logging_level) 946516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru 956516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru # Run 966516b99bb74dfb7187a08f7090bf7ca22a006f15Jean-Baptiste Queru markdown.markdownFromFile(**options) 97