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      1 /***********************************************************************
      2  *  2016 and later: Unicode, Inc. and others.
      3  * License & terms of use: http://www.unicode.org/copyright.html#License
      4  ***********************************************************************
      5  ***********************************************************************
      6  * COPYRIGHT:
      7  * Copyright (c) 1999-2002, International Business Machines Corporation and
      8  * others. All Rights Reserved.
      9  ***********************************************************************/
     10 
     11 #include "unicode/translit.h"
     12 #include "unicode/rbt.h"
     13 #include "unicode/unistr.h"
     14 #include "unicode/calendar.h"
     15 #include "unicode/datefmt.h"
     16 #include <stdio.h>
     17 #include <stdlib.h>
     18 #include "util.h"
     19 #include "unaccent.h"
     20 
     21 // RuleBasedTransliterator rules to remove accents from characters
     22 // so they can be displayed as ASCIIx
     23 UnicodeString UNACCENT_RULES(
     24     "[\\u00C0-\\u00C5] > A;"
     25     "[\\u00C8-\\u00CB] > E;"
     26     "[\\u00CC-\\u00CF] > I;"
     27     "[\\u00E0-\\u00E5] > a;"
     28     "[\\u00E8-\\u00EB] > e;"
     29     "[\\u00EC-\\u00EF] > i;"
     30     );
     31 
     32 int main(int argc, char **argv) {
     33 
     34     Calendar *cal;
     35     DateFormat *fmt;
     36     DateFormat *defFmt;
     37     Transliterator *greek_latin;
     38     Transliterator *rbtUnaccent;
     39     UErrorCode status = U_ZERO_ERROR;
     40     Locale greece("el", "GR");
     41     UnicodeString str, str2;
     42 
     43     // Create a calendar in the Greek locale
     44     cal = Calendar::createInstance(greece, status);
     45     check(status, "Calendar::createInstance");
     46 
     47     // Create a formatter
     48     fmt = DateFormat::createDateInstance(DateFormat::kFull, greece);
     49     fmt->setCalendar(*cal);
     50 
     51     // Create a default formatter
     52     defFmt = DateFormat::createDateInstance(DateFormat::kFull);
     53     defFmt->setCalendar(*cal);
     54 
     55     // Create a Greek-Latin Transliterator
     56     greek_latin = Transliterator::createInstance("Greek-Latin");
     57     if (greek_latin == 0) {
     58         printf("ERROR: Transliterator::createInstance() failed\n");
     59         exit(1);
     60     }
     61 
     62     // Create a custom Transliterator
     63     rbtUnaccent = new RuleBasedTransliterator("RBTUnaccent",
     64                                               UNACCENT_RULES,
     65                                               UTRANS_FORWARD,
     66                                               status);
     67     check(status, "RuleBasedTransliterator::ct");
     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\n");
    106     }
    107 
    108     // Clean up
    109     delete fmt;
    110     delete cal;
    111     delete greek_latin;
    112     delete rbtUnaccent;
    113 
    114     printf("Exiting successfully\n");
    115     return 0;
    116 }
    117