php-src/ext/intl/calendar/gregoriancalendar_methods.cpp
2024-06-02 08:47:08 +01:00

370 lines
10 KiB
C++

/*
+----------------------------------------------------------------------+
| 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: |
| https://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> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "../intl_cppshims.h"
#include <unicode/locid.h>
#include <unicode/calendar.h>
#include <unicode/gregocal.h>
#include <unicode/ustring.h>
extern "C" {
#include "../php_intl.h"
#include "../intl_common.h"
#define USE_TIMEZONE_POINTER 1
#include "../timezone/timezone_class.h"
#define USE_CALENDAR_POINTER 1
#include "calendar_class.h"
#include <ext/date/php_date.h>
#include "zend_exceptions.h"
}
using icu::GregorianCalendar;
using icu::Locale;
using icu::UnicodeString;
using icu::StringPiece;
#define ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(argument, zpp_arg_position) \
if (UNEXPECTED(argument < INT32_MIN || argument > INT32_MAX)) { \
zend_argument_value_error(zpp_arg_position, "must be between %d and %d", INT32_MIN, INT32_MAX); \
RETURN_THROWS(); \
}
static inline GregorianCalendar *fetch_greg(Calendar_object *co) {
return (GregorianCalendar*)co->ucal;
}
static bool set_gregorian_calendar_time_zone(GregorianCalendar *gcal, UErrorCode status)
{
if (U_FAILURE(status)) {
intl_error_set(NULL, status,
"IntlGregorianCalendar: Error creating ICU GregorianCalendar from date",
0
);
return false;
}
timelib_tzinfo *tzinfo = get_timezone_info();
UnicodeString tzstr = UnicodeString::fromUTF8(StringPiece(tzinfo->name));
if (tzstr.isBogus()) {
intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
"IntlGregorianCalendar: Could not create UTF-8 string "
"from PHP's default timezone name (see date_default_timezone_get())",
0
);
return false;
}
TimeZone *tz = TimeZone::createTimeZone(tzstr);
gcal->adoptTimeZone(tz);
return true;
}
static void _php_intlgregcal_constructor_body(
INTERNAL_FUNCTION_PARAMETERS, bool is_constructor, zend_error_handling *error_handling, bool *error_handling_replaced)
{
zval *tz_object = NULL;
zval args_a[6],
*args = &args_a[0];
char *locale = NULL;
size_t locale_len;
zend_long largs[6];
UErrorCode status = U_ZERO_ERROR;
int variant;
intl_error_reset(NULL);
if (is_constructor && ZEND_NUM_ARGS() > 2) {
zend_error(E_DEPRECATED, "Calling IntlGregorianCalendar::__construct() with more than 2 arguments is deprecated, "
"use either IntlGregorianCalendar::createFromDate() or IntlGregorianCalendar::createFromDateTime() instead");
if (UNEXPECTED(EG(exception))) {
RETURN_THROWS();
}
}
// parameter number validation / variant determination
if (ZEND_NUM_ARGS() > 6 ||
zend_get_parameters_array_ex(ZEND_NUM_ARGS(), args) == FAILURE) {
zend_argument_count_error("Too many arguments");
RETURN_THROWS();
}
for (variant = ZEND_NUM_ARGS();
variant > 0 && Z_TYPE(args[variant - 1]) == IS_NULL;
variant--) {}
if (variant == 4) {
zend_argument_count_error("No variant with 4 arguments (excluding trailing NULLs)");
RETURN_THROWS();
}
// argument parsing
if (variant <= 2) {
if (zend_parse_parameters(MIN(ZEND_NUM_ARGS(), 2),
"|z!s!", &tz_object, &locale, &locale_len) == FAILURE) {
RETURN_THROWS();
}
}
if (variant > 2 && zend_parse_parameters(ZEND_NUM_ARGS(),
"lll|lll", &largs[0], &largs[1], &largs[2], &largs[3], &largs[4],
&largs[5]) == FAILURE) {
RETURN_THROWS();
}
if (error_handling != NULL) {
zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, error_handling);
*error_handling_replaced = 1;
}
// instantion of ICU object
Calendar_object *co = Z_INTL_CALENDAR_P(return_value);
GregorianCalendar *gcal = NULL;
if (co->ucal) {
zend_throw_error(NULL, "IntlGregorianCalendar object is already constructed");
RETURN_THROWS();
}
if (variant <= 2) {
// From timezone and locale (0 to 2 arguments)
TimeZone *tz = timezone_process_timezone_argument(tz_object, NULL,
"intlgregcal_create_instance");
if (tz == NULL) {
if (!EG(exception)) {
zend_throw_exception(IntlException_ce_ptr, "Constructor failed", 0);
}
if (!is_constructor) {
zval_ptr_dtor(return_value);
RETVAL_NULL();
}
return;
}
if (!locale) {
locale = const_cast<char*>(intl_locale_get_default());
}
gcal = new GregorianCalendar(tz, Locale::createFromName(locale),
status);
// Should this throw?
if (U_FAILURE(status)) {
intl_error_set(NULL, status, "intlgregcal_create_instance: error "
"creating ICU GregorianCalendar from time zone and locale", 0);
if (gcal) {
delete gcal;
}
delete tz;
if (!is_constructor) {
zval_ptr_dtor(return_value);
RETVAL_NULL();
}
return;
}
} else {
// From date/time (3, 5 or 6 arguments)
for (int i = 0; i < variant; i++) {
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(largs[i], hasThis() ? (i-1) : i);
}
if (variant == 3) {
gcal = new GregorianCalendar((int32_t)largs[0], (int32_t)largs[1],
(int32_t)largs[2], status);
} else if (variant == 5) {
gcal = new GregorianCalendar((int32_t)largs[0], (int32_t)largs[1],
(int32_t)largs[2], (int32_t)largs[3], (int32_t)largs[4], status);
} else if (variant == 6) {
gcal = new GregorianCalendar((int32_t)largs[0], (int32_t)largs[1],
(int32_t)largs[2], (int32_t)largs[3], (int32_t)largs[4], (int32_t)largs[5],
status);
} else {
ZEND_UNREACHABLE();
}
if (!set_gregorian_calendar_time_zone(gcal, status)) {
delete gcal;
if (!is_constructor) {
zval_ptr_dtor(return_value);
RETVAL_NULL();
}
return;
}
}
co->ucal = gcal;
}
U_CFUNC PHP_FUNCTION(intlgregcal_create_instance)
{
intl_error_reset(NULL);
object_init_ex(return_value, GregorianCalendar_ce_ptr);
_php_intlgregcal_constructor_body(INTERNAL_FUNCTION_PARAM_PASSTHRU, /* is_constructor */ 0, NULL, NULL);
}
U_CFUNC PHP_METHOD(IntlGregorianCalendar, __construct)
{
zend_error_handling error_handling;
bool error_handling_replaced = 0;
return_value = ZEND_THIS;
_php_intlgregcal_constructor_body(INTERNAL_FUNCTION_PARAM_PASSTHRU, /* is_constructor */ 1, &error_handling, &error_handling_replaced);
if (error_handling_replaced) {
zend_restore_error_handling(&error_handling);
}
}
U_CFUNC PHP_METHOD(IntlGregorianCalendar, createFromDate)
{
zend_long year, month, day;
UErrorCode status = U_ZERO_ERROR;
zend_error_handling error_handling;
Calendar_object *co;
GregorianCalendar *gcal;
intl_error_reset(NULL);
ZEND_PARSE_PARAMETERS_START(3, 3)
Z_PARAM_LONG(year)
Z_PARAM_LONG(month)
Z_PARAM_LONG(day)
ZEND_PARSE_PARAMETERS_END();
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(year, 1);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(month, 2);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(day, 3);
zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, &error_handling);
gcal = new GregorianCalendar((int32_t) year, (int32_t) month, (int32_t) day, status);
if (!set_gregorian_calendar_time_zone(gcal, status)) {
delete gcal;
goto cleanup;
}
object_init_ex(return_value, GregorianCalendar_ce_ptr);
co = Z_INTL_CALENDAR_P(return_value);
co->ucal = gcal;
cleanup:
zend_restore_error_handling(&error_handling);
}
U_CFUNC PHP_METHOD(IntlGregorianCalendar, createFromDateTime)
{
zend_long year, month, day, hour, minute, second;
bool second_is_null = 1;
UErrorCode status = U_ZERO_ERROR;
zend_error_handling error_handling;
Calendar_object *co;
GregorianCalendar *gcal;
intl_error_reset(NULL);
ZEND_PARSE_PARAMETERS_START(5, 6)
Z_PARAM_LONG(year)
Z_PARAM_LONG(month)
Z_PARAM_LONG(day)
Z_PARAM_LONG(hour)
Z_PARAM_LONG(minute)
Z_PARAM_OPTIONAL
Z_PARAM_LONG_OR_NULL(second, second_is_null)
ZEND_PARSE_PARAMETERS_END();
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(year, 1);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(month, 2);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(day, 3);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(hour, 4);
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(minute, 5);
zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, &error_handling);
if (second_is_null) {
gcal = new GregorianCalendar((int32_t) year, (int32_t) month, (int32_t) day, (int32_t) hour, (int32_t) minute, status);
} else {
ZEND_VALUE_ERROR_OUT_OF_BOUND_VALUE(second, 6);
gcal = new GregorianCalendar((int32_t) year, (int32_t) month, (int32_t) day, (int32_t) hour, (int32_t) minute, (int32_t) second, status);
}
if (!set_gregorian_calendar_time_zone(gcal, status)) {
delete gcal;
goto cleanup;
}
object_init_ex(return_value, GregorianCalendar_ce_ptr);
co = Z_INTL_CALENDAR_P(return_value);
co->ucal = gcal;
cleanup:
zend_restore_error_handling(&error_handling);
}
U_CFUNC PHP_FUNCTION(intlgregcal_set_gregorian_change)
{
double date;
CALENDAR_METHOD_INIT_VARS;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(),
"Od", &object, GregorianCalendar_ce_ptr, &date) == FAILURE) {
RETURN_THROWS();
}
CALENDAR_METHOD_FETCH_OBJECT;
fetch_greg(co)->setGregorianChange(date, CALENDAR_ERROR_CODE(co));
INTL_METHOD_CHECK_STATUS(co, "intlgregcal_set_gregorian_change: error "
"calling ICU method");
RETURN_TRUE;
}
U_CFUNC PHP_FUNCTION(intlgregcal_get_gregorian_change)
{
CALENDAR_METHOD_INIT_VARS;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(),
"O", &object, GregorianCalendar_ce_ptr) == FAILURE) {
RETURN_THROWS();
}
CALENDAR_METHOD_FETCH_OBJECT;
RETURN_DOUBLE((double)fetch_greg(co)->getGregorianChange());
}
U_CFUNC PHP_FUNCTION(intlgregcal_is_leap_year)
{
zend_long year;
CALENDAR_METHOD_INIT_VARS;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(),
"Ol", &object, GregorianCalendar_ce_ptr, &year) == FAILURE) {
RETURN_THROWS();
}
if (UNEXPECTED(year < INT32_MIN || year > INT32_MAX)) {
zend_argument_value_error(hasThis() ? 1 : 2, "must be between %d and %d", INT32_MIN, INT32_MAX);
RETURN_THROWS();
}
CALENDAR_METHOD_FETCH_OBJECT;
RETURN_BOOL((int)fetch_greg(co)->isLeapYear((int32_t)year));
}