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      1 /********************************************************************
      2  * COPYRIGHT:
      3  * Copyright (c) 1999-2002, International Business Machines Corporation and
      4  * others. All Rights Reserved.
      5  ********************************************************************/
      6 
      7 #include "unicode/translit.h"
      8 #include "unicode/rbt.h"
      9 #include "unicode/unistr.h"
     10 #include "unicode/calendar.h"
     11 #include "unicode/datefmt.h"
     12 #include <stdio.h>
     13 #include <stdlib.h>
     14 #include "util.h"
     15 #include "unaccent.h"
     16 
     17 // RuleBasedTransliterator rules to remove accents from characters
     18 // so they can be displayed as ASCIIx
     19 UnicodeString UNACCENT_RULES(
     20     "[\\u00C0-\\u00C5] > A;"
     21     "[\\u00C8-\\u00CB] > E;"
     22     "[\\u00CC-\\u00CF] > I;"
     23     "[\\u00E0-\\u00E5] > a;"
     24     "[\\u00E8-\\u00EB] > e;"
     25     "[\\u00EC-\\u00EF] > i;"
     26     );
     27 
     28 int main(int argc, char **argv) {
     29 
     30     Calendar *cal;
     31     DateFormat *fmt;
     32     DateFormat *defFmt;
     33     Transliterator *greek_latin;
     34     Transliterator *rbtUnaccent;
     35     Transliterator *unaccent;
     36     UErrorCode status = U_ZERO_ERROR;
     37     Locale greece("el", "GR");
     38     UnicodeString str, str2;
     39 
     40     // Create a calendar in the Greek locale
     41     cal = Calendar::createInstance(greece, status);
     42     check(status, "Calendar::createInstance");
     43 
     44     // Create a formatter
     45     fmt = DateFormat::createDateInstance(DateFormat::kFull, greece);
     46     fmt->setCalendar(*cal);
     47 
     48     // Create a default formatter
     49     defFmt = DateFormat::createDateInstance(DateFormat::kFull);
     50     defFmt->setCalendar(*cal);
     51 
     52     // Create a Greek-Latin Transliterator
     53     greek_latin = Transliterator::createInstance("Greek-Latin");
     54     if (greek_latin == 0) {
     55         printf("ERROR: Transliterator::createInstance() failed\n");
     56         exit(1);
     57     }
     58 
     59     // Create a custom Transliterator
     60     rbtUnaccent = new RuleBasedTransliterator("RBTUnaccent",
     61                                               UNACCENT_RULES,
     62                                               UTRANS_FORWARD,
     63                                               status);
     64     check(status, "RuleBasedTransliterator::ct");
     65 
     66     // Create a custom Transliterator
     67     unaccent = new UnaccentTransliterator();
     68 
     69     // Loop over various months
     70     for (int32_t month = Calendar::JANUARY;
     71          month <= Calendar::DECEMBER;
     72          ++month) {
     73 
     74         // Set the calendar to a date
     75         cal->clear();
     76         cal->set(1999, month, 4);
     77 
     78         // Format the date in default locale
     79         str.remove();
     80         defFmt->format(cal->getTime(status), str, status);
     81         check(status, "DateFormat::format");
     82         printf("Date: ");
     83         uprintf(escape(str));
     84         printf("\n");
     85 
     86         // Format the date for Greece
     87         str.remove();
     88         fmt->format(cal->getTime(status), str, status);
     89         check(status, "DateFormat::format");
     90         printf("Greek formatted date: ");
     91         uprintf(escape(str));
     92         printf("\n");
     93 
     94         // Transliterate result
     95         greek_latin->transliterate(str);
     96         printf("Transliterated via Greek-Latin: ");
     97         uprintf(escape(str));
     98         printf("\n");
     99 
    100         // Transliterate result
    101         str2 = str;
    102         rbtUnaccent->transliterate(str);
    103         printf("Transliterated via RBT unaccent: ");
    104         uprintf(escape(str));
    105         printf("\n");
    106 
    107         unaccent->transliterate(str2);
    108         printf("Transliterated via normalizer unaccent: ");
    109         uprintf(escape(str2));
    110         printf("\n\n");
    111     }
    112 
    113     // Clean up
    114     delete fmt;
    115     delete cal;
    116     delete greek_latin;
    117     delete unaccent;
    118     delete rbtUnaccent;
    119 
    120     printf("Exiting successfully\n");
    121     return 0;
    122 }
    123