igor@37: #!/usr/bin/env python
igor@38: # -*- coding: utf-8 -*-
igor@37: 
igor@40: from __future__ import with_statement
igor@38: import codecs
igor@38: import logging
igor@38: import os
igor@37: import optparse
igor@38: import re
igor@38: import subprocess
igor@38: import sys
igor@38: import Stemmer
igor@42: try:
igor@42:     import psyco
igor@42:     psyco.full()
igor@42: except:
igor@42:     pass
igor@38: 
igor@38: config = {
igor@38:     'config_directory': os.environ['HOME'] + '/.new-words',
igor@38:     'language': 'en',
igor@38: }
igor@38: 
igor@38: logging.basicConfig(filename='/tmp/new-words-py.log', level=logging.DEBUG)
igor@38: 
igor@38: class Normalizator:
igor@38:     def __init__(self, language, linked_words={}):
igor@38:         stemmer_algorithm = {
igor@38:             'de' : 'german',
igor@38:             'en' : 'english',
igor@38:             'ru' : 'russian',
igor@38:             'uk' : 'ukrainian',
igor@38:         }
igor@38:         self.stemmer = Stemmer.Stemmer(stemmer_algorithm[language])
igor@38:         self.linked_words = linked_words
igor@38: 
igor@38:     def normalize(self, word):
igor@38:         word_chain = []
igor@38:         while word in self.linked_words and not word in word_chain:
igor@38:             word_chain.append(word)
igor@38:             word = self.linked_words[word]
igor@38:         return self.stemmer.stemWord(word.lower())
igor@37: 
igor@37: parser = optparse.OptionParser()
igor@37: 
igor@37: parser.add_option(
igor@37:     "-a", "--no-marks",
igor@37:     help="don't add marks (and don't save marks added by user)",
igor@37:     action="store_true",
igor@37:     dest="no_marks")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-c", "--compressed",
igor@37:     help="show compressed wordlist: one word per group",
igor@37:     action="store_true",
igor@37:     dest="compressed")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-k", "--known-words",
igor@37:     help="put higher words that are similar to the known words (only for English)",
igor@37:     action="store_true",
igor@37:     dest="compressed")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-l", "--language",
igor@37:     help="specify language of text",
igor@37:     action="store",
igor@37:     dest="language")
igor@37: 
igor@37: parser.add_option(
igor@38:     "-f", "--function",
igor@38:     help="filter through subsystem [INTERNAL]",
igor@38:     action="store",
igor@38:     dest="function")
igor@38: 
igor@38: parser.add_option(
igor@37:     "-m", "--merge-tag",
igor@37:     help="merge words tagged with specified tag into the main vocabulary",
igor@37:     action="store",
igor@37:     dest="merge_tag")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-M", "--merge-tagged",
igor@37:     help="merge words tagged with ANY tag into the main vocabulary",
igor@37:     action="store_true",
igor@37:     dest="merge_tagged")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-n", "--non-interactive",
igor@37:     help="non-interactive mode (don't run vi)",
igor@37:     action="store_true",
igor@37:     dest="non_interactive")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-N", "--no-filter",
igor@37:     help="switch off known words filtering",
igor@37:     action="store_true",
igor@37:     dest="no_filter")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-p", "--pages",
igor@37:     help="work with specified pages only (pages = start-stop/total )",
igor@37:     action="store",
igor@37:     dest="pages")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-r", "--remove-tag",
igor@37:     help="remove subvocabulary of specified tag",
igor@37:     action="store",
igor@37:     dest="remove_tag")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-s", "--text-stats",
igor@37:     help="show the text statistics (percentage of known words and so on) and exit",
igor@37:     action="store_true",
igor@37:     dest="text_stats")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-S", "--voc-stats",
igor@37:     help="show your vocabulary statistics (number of words and word groups)",
igor@37:     action="store_true",
igor@37:     dest="voc_stats")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-t", "--tag",
igor@37:     help="tag known words with tag",
igor@37:     action="store",
igor@37:     dest="tag")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-T", "--show-tags",
igor@37:     help="tag known words with tag",
igor@37:     action="store_true",
igor@37:     dest="show_tags")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-2", "--two-words",
igor@37:     help="find 2 words' sequences",
igor@37:     action="store_true",
igor@37:     dest="two_words")
igor@37: 
igor@37: parser.add_option(
igor@37:     "-3", "--three-words",
igor@37:     help="find 3 words' sequences",
igor@37:     action="store_true",
igor@37:     dest="three_words")
igor@37: 
igor@38: def readlines_from_file(filename):
igor@38:     res = []
igor@38:     with codecs.open(filename, "r", "utf-8") as f:
igor@38:         for line in f.readlines():
igor@38:             res += [line]
igor@38:     return res
igor@38: 
igor@38: def readlines_from_stdin():
igor@38:     return codecs.getreader("utf-8")(sys.stdin).readlines()
igor@38: 
igor@38: def words_from_line(line):
igor@38:     line = line.rstrip('\n')
igor@38:     #return re.split('(?:\s|[*\r,.:#@()+=<>$;"?!|\[\]^%&~{}«»–])+', line)
igor@38:     #return re.split('[^a-zA-ZäöëüßÄËÖÜß]+', line)
igor@38:     return re.compile("(?!')(?:\W)+", flags=re.UNICODE).split(line)
igor@38: 
igor@38: def get_words(lines):
igor@38:     """
igor@38:     Returns hash of words in a file
igor@38:     word => number
igor@38:     """
igor@38:     result = {}
igor@38:     for line in lines:
igor@38:         words = words_from_line(line)
igor@38:         for word in words:
igor@41:             if re.match('[0-9]*$', word):
igor@41:                 continue
igor@38:             result.setdefault(word, 0)
igor@38:             result[word] += 1
igor@38:     return result
igor@38: 
igor@38: def load_vocabulary():
igor@38:     return get_words(readlines_from_file("%s/%s.txt"%(config['config_directory'], config['language'])))
igor@38: 
igor@38: def notes_filenames():
igor@38:     return ["%s/notes-%s.txt"%(config['config_directory'], config['language'])]
igor@38: 
igor@38: def load_notes(files):
igor@38:     notes = {}
igor@38:     for filename in files:
igor@39:         with codecs.open(filename, "r", "utf-8") as f:
igor@38:             for line in f.readlines():
igor@38:                 (word, note) = re.split('\s+', line.rstrip('\n'), maxsplit=1)
igor@38:                 notes.setdefault(word, {})
igor@38:                 notes[word][filename] = note
igor@38:     return notes
igor@38: 
igor@39: def add_notes(lines, notes):
igor@39:     notes_filename = notes_filenames()[0]
igor@39:     result = []
igor@39:     for line in lines:
igor@39:         if line.startswith('#'):
igor@39:             result += [line]
igor@39:         else:
igor@39:             match_object = re.search('^\s*\S+\s*(\S+)', line)
igor@39:             if match_object:
igor@39:                 word = match_object.group(1)
igor@39:                 if word in notes:
igor@39:                     logging.debug(word)
igor@39:                     logging.debug(line)
igor@39:                     if notes_filename in notes[word]:
igor@39:                         line = line.rstrip('\n')
igor@39:                         line = "%-30s %s\n" % (line, notes[word][notes_filename])
igor@39:                         logging.debug(line)
igor@39:                         result += [line]
igor@39:                 else:
igor@39:                     result += [line]
igor@39:             else:
igor@39:                 result += [line]
igor@39:     return result
igor@39: 
igor@39: def remove_notes(lines, notes_group):
igor@39:     notes_filename = notes_filenames()[0]
igor@39:     notes = {}
igor@39:     for k in notes_group.keys():
igor@39:         if notes_filename in notes_group[k]:
igor@39:             notes[k] = notes_group[k][notes_filename]
igor@39: 
igor@39:     result = []
igor@39:     for line in lines:
igor@39:         line = line.rstrip('\n')
igor@39:         match_object = re.match('(\s+)(\S+)(\s+)(\S+)(\s+)(.*)', line)
igor@39:         if match_object:
igor@39:             result.append("".join([
igor@39:                 match_object.group(1),
igor@39:                 match_object.group(2),
igor@39:                 match_object.group(3),
igor@39:                 match_object.group(4),
igor@39:                 "\n"
igor@39:                 ]))
igor@39:             notes[match_object.group(4)] = match_object.group(6)
igor@39:         else:
igor@39:             result.append(line+"\n")
igor@39: 
igor@39:     save_notes(notes_filename, notes)
igor@39:     return result
igor@39: 
igor@39: def save_notes(filename, notes):
igor@39:     lines = []
igor@39:     saved_words = []
igor@39:     with codecs.open(filename, "r", "utf-8") as f:
igor@39:         for line in f.readlines():
igor@39:             (word, note) = re.split('\s+', line.rstrip('\n'), maxsplit=1)
igor@39:             if word in notes:
igor@39:                 line = "%-29s %s\n" % (word, notes[word])
igor@39:                 saved_words.append(word)
igor@39:             lines.append(line)
igor@39:     for word in [x for x in notes.keys() if not x in saved_words]:
igor@39:         line = "%-29s %s\n" % (word, notes[word])
igor@39:         lines.append(line)
igor@39: 
igor@39:     with codecs.open(filename, "w", "utf-8") as f:
igor@39:         for line in lines:
igor@39:             f.write(line)
igor@39: 
igor@39: 
igor@38: def substract_dictionary(dict1, dict2):
igor@38:     """
igor@38:     returns dict1 - dict2
igor@38:     """
igor@38:     result = {}
igor@38:     for (k,v) in dict1.items():
igor@38:         if not k in dict2:
igor@38:             result[k] = v
igor@38:     return result
igor@38: 
igor@38: def dump_words(words, filename):
igor@38:     with codecs.open(filename, "w+", "utf-8") as f:
igor@38:         for word in words.keys():
igor@38:             f.write(("%s\n"%word)*words[word])
igor@38: 
igor@38: def error_message(text):
igor@38:     print text
igor@38: 
igor@40: def find_wordgroups_weights(word_pairs, normalizator):
igor@38:     weight = {}
igor@40:     for (num, word) in word_pairs:
igor@38:         normalized = normalizator.normalize(word)
igor@38:         weight.setdefault(normalized, 0)
igor@40:         weight[normalized] += num
igor@38:     return weight
igor@38: 
igor@38: def find_linked_words(notes):
igor@38:     linked_words = {}
igor@38:     for word in notes.keys():
igor@38:         for note in notes[word].values():
igor@38:             if "@" in note:
igor@38:                 result = re.search(r'\@(\S*)', note)
igor@38:                 if result:
igor@38:                     main_word = result.group(1)
igor@38:                     if main_word:
igor@38:                         linked_words[word] = main_word
igor@38:     return linked_words
igor@38: 
igor@40: def compare_word_pairs(pair1, pair2, wgw, normalizator, linked_words):
igor@40:     (num1, word1) = pair1
igor@40:     (num2, word2) = pair2
igor@38: 
igor@38:     normalized_word1 = normalizator.normalize(word1)
igor@38:     normalized_word2 = normalizator.normalize(word2)
igor@38: 
igor@38:     cmp_res = cmp(wgw[normalized_word1], wgw[normalized_word2])
igor@38:     if cmp_res != 0:
igor@38:         return cmp_res
igor@38:     else:
igor@38:         cmp_res = cmp(normalized_word1, normalized_word2)
igor@38:         if cmp_res != 0:
igor@38:             return cmp_res
igor@38:         else:
igor@38:             return cmp(int(num1), int(num2))
igor@38: 
igor@40: def print_words_sorted(word_pairs, stats, print_stats=True, stats_only=False):
igor@40:     if stats_only:
igor@40:         codecs.getwriter("utf-8")(sys.stdout).write("stat_only")
igor@40:         return
igor@38: 
igor@40:     if print_stats:
igor@40:         codecs.getwriter("utf-8")(sys.stdout).write(
igor@40:             "# %(language)s, %(percentage)s, <%(total_known)s/%(total)s>, <%(groups)s/%(words)s>\n" % stats)
igor@38: 
igor@40:     level_lines = range(int(float(stats['percentage']))/5*5+5,95,5)+range(90,102)
igor@40:     known = int(stats['total_known'])
igor@40:     total = int(stats['total'])
igor@40:     current_level = 0
igor@40:     for word_pair in word_pairs:
igor@40:         codecs.getwriter("utf-8")(sys.stdout).write("%10s %s\n" % word_pair)
igor@40:         known += word_pair[0]
igor@40:         if 100.0*known/total >= level_lines[0]:
igor@40:             current_level = level_lines[0]
igor@40:             while 100.0*known/total > level_lines[0]:
igor@40:                 current_level = level_lines[0]
igor@40:                 level_lines = level_lines[1:]
igor@40:             codecs.getwriter("utf-8")(sys.stdout).write("# %s\n" % current_level)
igor@38: 
igor@39: def filter_add_notes(args):
igor@39:     lines = readlines_from_file(args[0])
igor@39:     notes = load_notes(notes_filenames())
igor@39:     lines = add_notes(lines, notes)
igor@39:     with codecs.open(args[0], "w", "utf-8") as f:
igor@39:         for line in lines:
igor@39:             f.write(line)
igor@39: 
igor@39: def filter_remove_notes(args):
igor@39:     lines = readlines_from_file(args[0])
igor@39:     notes = load_notes(notes_filenames())
igor@39:     lines = remove_notes(lines, notes)
igor@39:     with codecs.open(args[0], "w", "utf-8") as f:
igor@39:         for line in lines:
igor@39:             f.write(line)
igor@39: 
igor@40: def filter_get_words_group_words_add_stat(args):
igor@40:     vocabulary = load_vocabulary()
igor@40:     notes = load_notes(notes_filenames())
igor@40:     lines = readlines_from_stdin()
igor@40:     words = get_words(lines)
igor@40: 
igor@40:     stats = {}
igor@40:     stats['total'] = sum(words[x] for x in words.keys())
igor@40:     words = substract_dictionary(words, vocabulary)
igor@40: 
igor@40:     stats['total_unknown'] = sum(words[x] for x in words.keys())
igor@40:     stats['total_known'] = stats['total'] - stats['total_unknown']
igor@40:     stats['percentage'] = "%7.2f"%(100.0*stats['total_known']/stats['total'])
igor@40:     stats['groups'] = 0
igor@40:     stats['words'] = len(words)
igor@40:     stats['sentences'] = 0 #FIXME
igor@40:     stats['language'] = config['language']
igor@40: 
igor@40:     linked_words = find_linked_words(notes)
igor@40:     normalizator = Normalizator(config['language'], linked_words)
igor@40: 
igor@40:     word_pairs = []
igor@40:     for k in sorted(words.keys(), key=lambda k: words[k], reverse=True):
igor@40:         word_pairs.append((words[k], k))
igor@40: 
igor@40:     wgw = find_wordgroups_weights(word_pairs, normalizator)
igor@40:     word_pairs = sorted(
igor@40:                 word_pairs,
igor@40:                 cmp=lambda x,y:compare_word_pairs(x,y, wgw, normalizator, linked_words),
igor@40:                 reverse=True)
igor@40: 
igor@40:     print_words_sorted(word_pairs, stats)
igor@40: 
igor@37: (options, args) = parser.parse_args()
igor@38: if options.language:
igor@38:     config['language'] = options.language
igor@37: 
igor@38: if options.function:
igor@38:     function_names = {
igor@39:         'add_notes' :   filter_add_notes,
igor@39:         'remove_notes': filter_remove_notes,
igor@40:         'get_words_group_words_add_stat': filter_get_words_group_words_add_stat,
igor@38:     }
igor@38:     if options.function in function_names:
igor@38:         function_names[options.function](args)
igor@38:     else:
igor@38:         error_message("Unkown function %s.\nAvailable functions:\n%s" % (
igor@38:             options.function, "".join(["   "+x for x in sorted(function_names.keys())])))
igor@38:         sys.exit(1)
igor@37: 
igor@37: 
igor@37: 
igor@37: 
igor@38: #os.system("vim")
igor@37: