/*
 *  call-seq:
 *     StandardAnalyzer.new(stop_words = FULL_ENGLISH_STOP_WORDS, lower=true)
 *     -> analyzer
 *
 *  Create a new StandardAnalyzer which downcases tokens by default but can
 *  optionally leave case as is. Lowercasing will be done based on the current
 *  locale. You can also set the list of stop-words to be used by the
 *  StopFilter.
 *
 *  lower::      set to false if you don't want the field's tokens to be downcased
 *  stop_words:: list of stop-words to pass to the StopFilter
 */
static VALUE
frt_standard_analyzer_init(int argc, VALUE *argv, VALUE self)
{
    bool lower;
    VALUE rlower, rstop_words;
    Analyzer *a;
#ifndef POSH_OS_WIN32
    if (!frt_locale) frt_locale = setlocale(LC_CTYPE, "");
#endif
    rb_scan_args(argc, argv, "02", &rstop_words, &rlower);
    lower = ((rlower == Qnil) ? true : RTEST(rlower));
    if (rstop_words != Qnil) {
        char **stop_words = get_stopwords(rstop_words);
        a = mb_standard_analyzer_new_with_words((const char **)stop_words, lower);
        free(stop_words);
    } else {
        a = mb_standard_analyzer_new(lower);
    }
    Frt_Wrap_Struct(self, NULL, &frt_analyzer_free, a);
    object_add(a, self);
    return self;
}