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@ -2,9 +2,10 @@ |
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# -*- coding: utf-8 -*- |
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# -*- coding: utf-8 -*- |
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import glob |
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import glob |
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import sys |
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import getopt, sys |
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import fileinput |
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import re |
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import re |
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import logging |
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import locale |
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re.LOCALE |
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re.LOCALE |
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# the dictionary has target_word:replacement_word pairs |
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# the dictionary has target_word:replacement_word pairs |
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@ -110,61 +111,135 @@ word_dic = { |
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### end of rules |
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### end of rules |
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} |
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} |
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# Process song files |
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songfiles = glob.glob('songs/*/*.sg') |
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for filename in songfiles: |
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with open(filename, 'r+') as songfile: |
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data = songfile.read() |
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def usage(): |
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#replace words |
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print ''' |
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for search, replace in word_dic.items(): |
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Usage: rules.py [OPTION] |
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data = data.replace(search, replace) |
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#no dots for acronyms |
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OPTIONS |
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# data = re.sub("(?P<capital_letter>[A-Z])\.","\g<capital_letter>", data) |
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-h, --help |
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display this help and exit |
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-f, --files=FILES |
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apply the set of rules on FILES |
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default is songs/*/*.sg |
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-l, --log=LEVEL |
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set the logging level to LEVEL |
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possible LEVEL values are : debug, info, warning, error and critical |
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''' |
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def replace_words(string): |
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''' |
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Search the data string for words defined in the dictionary and |
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replace them. This method avoids usual spelling and typos mistakes |
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when writing a song. |
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''' |
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logging.info("replace_words: search and replace words from dictionary into song data") |
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for search, replace in word_dic.items(): |
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string = string.replace(search, replace) |
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return string |
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#language based typographical rules |
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#language based typographical rules |
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if (re.compile("selectlanguage{french}").search(data)): |
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def language_rules(string): |
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#ensure non-breaking spaces before symbols ? ! ; : |
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''' |
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data = re.sub("(?P<last_char>\S)(?P<symbol>[!?;:])","\g<last_char> \g<symbol>", data) |
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Search the data string for common typographical mistakes. |
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# ... except for gtabs macros with capos |
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Implemented rules depend on the current song language that is |
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data = re.sub("(?P<gtab>gtab.*)\s:","\g<gtab>:", data) |
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defined by babel for every .sg file through the macro |
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# and apply a second time for cases like \gtab{Gm}{10:X02210:} |
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\selectlanguage{<lang>} |
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data = re.sub("(?P<gtab>gtab.*)\s:","\g<gtab>:", data) |
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''' |
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#ensure no spaces after symbols ( |
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logging.info("language_rules: looking for common typographical mistakes") |
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data = re.sub("(?P<symbol>[\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", data) |
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if (re.compile("selectlanguage{french}").search(string)): |
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#convert inverted commas |
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logging.info(" song language is set to : french") |
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data = re.sub("``","{\\og}", data) |
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#ensure non-breaking spaces before symbols ? ! ; : |
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data = re.sub("''","{\\\\fg}", data) |
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string = re.sub("(?P<last_char>\S)(?P<symbol>[!?;:])","\g<last_char> \g<symbol>", string) |
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elif (re.compile("selectlanguage{english}").search(data)): |
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#... except for gtabs macros with capos |
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#print "english song" |
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string = re.sub("(?P<gtab>gtab.*)\s:","\g<gtab>:", string) |
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#ensure no spaces before symbols ? ! ; : ) |
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#and apply a second time for cases like \gtab{Gm}{10:X02210:} |
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data = re.sub("(?P<last_char>\S)\s(?P<symbol>[!?;:\)])","\g<last_char>\g<symbol>", data) |
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string = re.sub("(?P<gtab>gtab.*)\s:","\g<gtab>:", string) |
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#ensure no spaces after symbols ( |
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#ensure no spaces after symbols ( |
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data = re.sub("(?P<symbol>[\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", data) |
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string = re.sub("(?P<symbol>[\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", string) |
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elif (re.compile("selectlanguage{spanish}").search(data)): |
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#convert inverted commas |
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#print "spanish song" |
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string = re.sub("``","{\\og}", string) |
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#ensure no spaces before symbols ? ! ; : ) |
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string = re.sub("''","{\\\\fg}", string) |
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data = re.sub("(?P<last_char>\S)\s(?P<symbol>[!?;:\)])","\g<last_char>\g<symbol>", data) |
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elif (re.compile("selectlanguage{english}").search(string)): |
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#ensure no spaces after symbols ¿ ¡ ( |
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logging.info(" song language is set to : english") |
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data = re.sub("(?P<symbol>[¿¡\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", data) |
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#ensure no spaces before symbols ? ! ; : ) |
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elif (re.compile("selectlanguage{portuguese}").search(data)): |
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string = re.sub("(?P<last_char>\S)\s(?P<symbol>[!?;:\)])","\g<last_char>\g<symbol>", string) |
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#convert inverted commas |
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#ensure no spaces after symbols ( |
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data = re.sub("``","{\\og}", data) |
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string = re.sub("(?P<symbol>[\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", string) |
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data = re.sub("''","{\\\\fg}", data) |
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elif (re.compile("selectlanguage{spanish}").search(string)): |
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else : |
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logging.info(" song language is set to : spanish") |
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print "Warning: language is not defined for song : " + filename |
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#ensure no spaces before symbols ? ! ; : ) |
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string = re.sub("(?P<last_char>\S)\s(?P<symbol>[!?;:\)])","\g<last_char>\g<symbol>", string) |
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lines = data.split('\n') |
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#ensure no spaces after symbols ¿ ¡ ( |
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for index, line in enumerate(lines): |
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string = re.sub("(?P<symbol>[¿¡\(])\s(?P<next_char>\S)","\g<symbol>\g<next_char>", string) |
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#remove trailing spaces and punctuation |
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elif (re.compile("selectlanguage{portuguese}").search(string)): |
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line = line.rstrip().rstrip(',.;').rstrip() |
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logging.info(" song language is set to : portuguese") |
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#remove multi-spaces within lines |
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#convert inverted commas |
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line = re.sub("(?P<last_char>\S)\s{2,}","\g<last_char> ", line) |
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string = re.sub("``","{\\og}", string) |
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lines[index] = line |
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string = re.sub("''","{\\\\fg}", string) |
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else : |
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data = "\n".join(lines) |
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print "Warning: language is not defined for song : " + filename |
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songfile.seek(0) |
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return string |
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songfile.write(data) |
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songfile.truncate() |
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def process_lines(lines): |
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''' |
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Removes trailing punctuation and multi-spaces from lines. Not |
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that it preserves whitespaces at the beginning of lines that |
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correspond to indentation. |
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''' |
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logging.info("process_lines: handling song data line by line") |
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for index, line in enumerate(lines): |
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#remove trailing spaces and punctuation |
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line = line.rstrip().rstrip(',.;').rstrip() |
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#remove multi-spaces within lines |
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line = re.sub("(?P<last_char>\S)\s{2,}","\g<last_char> ", line) |
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lines[index] = line |
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return lines |
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def main(): |
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locale.setlocale(locale.LC_ALL, '') |
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try: |
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opts, args = getopt.getopt(sys.argv[1:], |
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"hf:l:", |
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["help", "files=", "log="]) |
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except getopt.GetoptError: |
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usage() |
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sys.exit(2) |
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songfiles = glob.glob('songs/*/*.sg') |
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loglevel = "warning" |
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for option, arg in opts: |
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if option in ("-h", "--help"): |
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usage() |
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sys.exit() |
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elif option in ("-f", "--files"): |
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songfiles = glob.glob(arg) |
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elif option in ("-l", "--log"): |
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loglevel = arg |
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numeric_level = getattr(logging, loglevel.upper(), None) |
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if not isinstance(numeric_level, int): |
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raise ValueError('Invalid log level: %s' % loglevel) |
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logging.basicConfig(level=numeric_level, filename='rules.log', filemode='w') |
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else: |
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assert False, "unhandled option" |
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for filename in songfiles: |
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with open(filename, 'r+') as songfile: |
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data = songfile.read() |
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#no dots for acronyms |
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#data = re.sub("(?P<capital_letter>[A-Z])\.","\g<capital_letter>", data) |
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data = replace_words(data) |
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data = language_rules(data) |
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lines = process_lines(data.split('\n')) |
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data = "\n".join(lines) |
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songfile.seek(0) |
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songfile.write(data) |
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songfile.truncate() |
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if __name__ == '__main__': |
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main() |
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