root/ext/intl/dateformat/dateformat_helpers.cpp

DEFINITIONS

1. datefmt_process_calendar_arg

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Gustavo Lopes <cataphract@php.net>                          |
   +----------------------------------------------------------------------+
*/

#include "../intl_cppshims.h"

#include <unicode/calendar.h>
#include <unicode/gregocal.h>

#include "dateformat_helpers.h"

extern "C" {
#include "../php_intl.h"
#include <Zend/zend_operators.h>
#define USE_CALENDAR_POINTER 1
#include "../calendar/calendar_class.h"
}

int datefmt_process_calendar_arg(zval* calendar_zv,
                                                                 Locale const& locale,
                                                                 const char *func_name,
                                                                 intl_error *err,
                                                                 Calendar*& cal,
                                                                 long& cal_int_type,
                                                                 bool& calendar_owned TSRMLS_DC)
{
        char *msg;
        UErrorCode status = UErrorCode();

        if (calendar_zv == NULL || Z_TYPE_P(calendar_zv) == IS_NULL) {

                // default requested
                cal = new GregorianCalendar(locale, status);
                calendar_owned = true;

                cal_int_type = UCAL_GREGORIAN;

        } else if (Z_TYPE_P(calendar_zv) == IS_LONG) {

                long v = Z_LVAL_P(calendar_zv);
                if (v != (long)UCAL_TRADITIONAL && v != (long)UCAL_GREGORIAN) {
                        spprintf(&msg, 0, "%s: invalid value for calendar type; it must be "
                                        "one of IntlDateFormatter::TRADITIONAL (locale's default "
                                        "calendar) or IntlDateFormatter::GREGORIAN. "
                                        "Alternatively, it can be an IntlCalendar object",
                                        func_name);
                        intl_errors_set(err, U_ILLEGAL_ARGUMENT_ERROR, msg, 1 TSRMLS_CC);
                        efree(msg);
                        return FAILURE;
                } else if (v == (long)UCAL_TRADITIONAL) {
                        cal = Calendar::createInstance(locale, status);
                } else { //UCAL_GREGORIAN
                        cal = new GregorianCalendar(locale, status);
                }
                calendar_owned = true;

                cal_int_type = Z_LVAL_P(calendar_zv);

        } else if (Z_TYPE_P(calendar_zv) == IS_OBJECT &&
                        instanceof_function_ex(Z_OBJCE_P(calendar_zv),
                        Calendar_ce_ptr, 0 TSRMLS_CC)) {

                cal = calendar_fetch_native_calendar(calendar_zv TSRMLS_CC);
                if (cal == NULL) {
                        spprintf(&msg, 0, "%s: Found unconstructed IntlCalendar object",
                                        func_name);
                        intl_errors_set(err, U_ILLEGAL_ARGUMENT_ERROR, msg, 1 TSRMLS_CC);
                        efree(msg);
                        return FAILURE;
                }
                calendar_owned = false;

                cal_int_type = -1;

        } else {
                spprintf(&msg, 0, "%s: Invalid calendar argument; should be an integer "
                                "or an IntlCalendar instance", func_name);
                intl_errors_set(err, U_ILLEGAL_ARGUMENT_ERROR, msg, 1 TSRMLS_CC);
                efree(msg);
                return FAILURE;
        }

        if (cal == NULL && !U_FAILURE(status)) {
                status = U_MEMORY_ALLOCATION_ERROR;
        }
        if (U_FAILURE(status)) {
                spprintf(&msg, 0, "%s: Failure instantiating calendar", func_name);
                intl_errors_set(err, U_ILLEGAL_ARGUMENT_ERROR, msg, 1 TSRMLS_CC);
                efree(msg);
                return FAILURE;
        }

        return SUCCESS;
}