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php-src/ext/intl/timezone/timezone_class.cpp
Gustavo Lopes dacd11ea89 Fixed cloning in ext/intl classes; master specific
2012-08-26 23:44:54 +02:00

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/*
+----------------------------------------------------------------------+
| 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> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "../intl_cppshims.h"
#include <unicode/timezone.h>
#include <unicode/calendar.h>
#include "../intl_convertcpp.h"
#include "../common/common_date.h"
extern "C" {
#include "../intl_convert.h"
#define USE_TIMEZONE_POINTER 1
#include "timezone_class.h"
#include "timezone_methods.h"
#include <zend_exceptions.h>
#include <zend_interfaces.h>
#include <ext/date/php_date.h>
}
/* {{{ Global variables */
U_CDECL_BEGIN
zend_class_entry *TimeZone_ce_ptr = NULL;
zend_object_handlers TimeZone_handlers;
U_CDECL_END
/* }}} */
/* {{{ timezone_object_construct */
U_CFUNC void timezone_object_construct(const TimeZone *zone, zval *object, int owned TSRMLS_DC)
{
TimeZone_object *to;
object_init_ex(object, TimeZone_ce_ptr);
TIMEZONE_METHOD_FETCH_OBJECT_NO_CHECK; /* fetch zend object from zval "object" into "to" */
to->utimezone = zone;
to->should_delete = owned;
}
/* }}} */
/* {{{ timezone_convert_to_datetimezone
* Convert from TimeZone to DateTimeZone object */
U_CFUNC zval *timezone_convert_to_datetimezone(const TimeZone *timeZone,
intl_error *outside_error,
const char *func TSRMLS_DC)
{
zval *ret = NULL;
UnicodeString id;
char *message = NULL;
php_timezone_obj *tzobj;
zval arg = zval_used_for_init;
timeZone->getID(id);
if (id.isBogus()) {
spprintf(&message, 0, "%s: could not obtain TimeZone id", func);
intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR,
message, 1 TSRMLS_CC);
goto error;
}
MAKE_STD_ZVAL(ret);
object_init_ex(ret, php_date_get_timezone_ce());
tzobj = (php_timezone_obj *)zend_objects_get_address(ret TSRMLS_CC);
if (id.compare(0, 3, UnicodeString("GMT", sizeof("GMT")-1, US_INV)) == 0) {
/* The DateTimeZone constructor doesn't support offset time zones,
* so we must mess with DateTimeZone structure ourselves */
tzobj->initialized = 1;
tzobj->type = TIMELIB_ZONETYPE_OFFSET;
//convert offset from milliseconds to minutes
tzobj->tzi.utc_offset = -1 * timeZone->getRawOffset() / (60 * 1000);
} else {
/* Call the constructor! */
Z_TYPE(arg) = IS_STRING;
if (intl_charFromString(id, &Z_STRVAL(arg), &Z_STRLEN(arg),
&INTL_ERROR_CODE(*outside_error)) == FAILURE) {
spprintf(&message, 0, "%s: could not convert id to UTF-8", func);
intl_errors_set(outside_error, INTL_ERROR_CODE(*outside_error),
message, 1 TSRMLS_CC);
goto error;
}
zend_call_method_with_1_params(&ret, NULL, NULL, "__construct",
NULL, &arg);
if (EG(exception)) {
spprintf(&message, 0,
"%s: DateTimeZone constructor threw exception", func);
intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR,
message, 1 TSRMLS_CC);
zend_object_store_ctor_failed(ret TSRMLS_CC);
goto error;
}
}
if (0) {
error:
if (ret) {
zval_ptr_dtor(&ret);
}
ret = NULL;
}
if (message) {
efree(message);
}
if (Z_TYPE(arg) == IS_STRING) {
zval_dtor(&arg);
}
return ret;
}
/* }}} */
/* {{{ timezone_process_timezone_argument
* TimeZone argument processor. outside_error may be NULL (for static functions/constructors) */
U_CFUNC TimeZone *timezone_process_timezone_argument(zval **zv_timezone,
intl_error *outside_error,
const char *func TSRMLS_DC)
{
zval local_zv_tz = zval_used_for_init,
*local_zv_tz_p = &local_zv_tz;
char *message = NULL;
TimeZone *timeZone;
if (zv_timezone == NULL || Z_TYPE_PP(zv_timezone) == IS_NULL) {
timelib_tzinfo *tzinfo = get_timezone_info(TSRMLS_C);
ZVAL_STRING(&local_zv_tz, tzinfo->name, 0);
zv_timezone = &local_zv_tz_p;
}
if (Z_TYPE_PP(zv_timezone) == IS_OBJECT &&
instanceof_function(Z_OBJCE_PP(zv_timezone), TimeZone_ce_ptr TSRMLS_CC)) {
TimeZone_object *to = (TimeZone_object*)zend_objects_get_address(
*zv_timezone TSRMLS_CC);
if (to->utimezone == NULL) {
spprintf(&message, 0, "%s: passed IntlTimeZone is not "
"properly constructed", func);
if (message) {
intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR, message, 1 TSRMLS_CC);
efree(message);
}
return NULL;
}
timeZone = to->utimezone->clone();
if (timeZone == NULL) {
spprintf(&message, 0, "%s: could not clone TimeZone", func);
if (message) {
intl_errors_set(outside_error, U_MEMORY_ALLOCATION_ERROR, message, 1 TSRMLS_CC);
efree(message);
}
return NULL;
}
} else if (Z_TYPE_PP(zv_timezone) == IS_OBJECT &&
instanceof_function(Z_OBJCE_PP(zv_timezone), php_date_get_timezone_ce() TSRMLS_CC)) {
php_timezone_obj *tzobj = (php_timezone_obj *)zend_objects_get_address(
*zv_timezone TSRMLS_CC);
return timezone_convert_datetimezone(tzobj->type, tzobj, 0,
outside_error, func TSRMLS_CC);
} else {
UnicodeString id,
gottenId;
UErrorCode status = U_ZERO_ERROR; /* outside_error may be NULL */
convert_to_string_ex(zv_timezone);
if (intl_stringFromChar(id, Z_STRVAL_PP(zv_timezone), Z_STRLEN_PP(zv_timezone),
&status) == FAILURE) {
spprintf(&message, 0, "%s: Time zone identifier given is not a "
"valid UTF-8 string", func);
if (message) {
intl_errors_set(outside_error, status, message, 1 TSRMLS_CC);
efree(message);
}
return NULL;
}
timeZone = TimeZone::createTimeZone(id);
if (timeZone == NULL) {
spprintf(&message, 0, "%s: could not create time zone", func);
if (message) {
intl_errors_set(outside_error, U_MEMORY_ALLOCATION_ERROR, message, 1 TSRMLS_CC);
efree(message);
}
return NULL;
}
if (timeZone->getID(gottenId) != id) {
spprintf(&message, 0, "%s: no such time zone: '%s'",
func, Z_STRVAL_PP(zv_timezone));
if (message) {
intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR, message, 1 TSRMLS_CC);
efree(message);
}
delete timeZone;
return NULL;
}
}
return timeZone;
}
/* }}} */
/* {{{ clone handler for TimeZone */
static zend_object_value TimeZone_clone_obj(zval *object TSRMLS_DC)
{
TimeZone_object *to_orig,
*to_new;
zend_object_value ret_val;
intl_error_reset(NULL TSRMLS_CC);
to_orig = (TimeZone_object*)zend_object_store_get_object(object TSRMLS_CC);
intl_error_reset(TIMEZONE_ERROR_P(to_orig) TSRMLS_CC);
ret_val = TimeZone_ce_ptr->create_object(Z_OBJCE_P(object) TSRMLS_CC);
to_new = (TimeZone_object*)zend_object_store_get_object_by_handle(
ret_val.handle TSRMLS_CC);
zend_objects_clone_members(&to_new->zo, ret_val,
&to_orig->zo, Z_OBJ_HANDLE_P(object) TSRMLS_CC);
if (to_orig->utimezone != NULL) {
TimeZone *newTimeZone;
newTimeZone = to_orig->utimezone->clone();
to_new->should_delete = 1;
if (!newTimeZone) {
char *err_msg;
intl_errors_set_code(TIMEZONE_ERROR_P(to_orig),
U_MEMORY_ALLOCATION_ERROR TSRMLS_CC);
intl_errors_set_custom_msg(TIMEZONE_ERROR_P(to_orig),
"Could not clone IntlTimeZone", 0 TSRMLS_CC);
err_msg = intl_error_get_message(TIMEZONE_ERROR_P(to_orig) TSRMLS_CC);
zend_throw_exception(NULL, err_msg, 0 TSRMLS_CC);
efree(err_msg);
} else {
to_new->utimezone = newTimeZone;
}
} else {
zend_throw_exception(NULL, "Cannot clone unconstructed IntlTimeZone", 0 TSRMLS_CC);
}
return ret_val;
}
/* }}} */
/* {{{ compare_objects handler for TimeZone
* Can't be used for >, >=, <, <= comparisons */
static int TimeZone_compare_objects(zval *object1, zval *object2 TSRMLS_DC)
{
TimeZone_object *to1,
*to2;
to1 = (TimeZone_object*)zend_object_store_get_object(object1 TSRMLS_CC);
to2 = (TimeZone_object*)zend_object_store_get_object(object2 TSRMLS_CC);
if (to1->utimezone == NULL || to2->utimezone == NULL) {
zend_throw_exception(NULL, "Comparison with at least one unconstructed "
"IntlTimeZone operand", 0 TSRMLS_CC);
/* intentionally not returning */
} else {
if (*to1->utimezone == *to2->utimezone) {
return 0;
}
}
return 1;
}
/* }}} */
/* {{{ get_debug_info handler for TimeZone */
static HashTable *TimeZone_get_debug_info(zval *object, int *is_temp TSRMLS_DC)
{
zval zv = zval_used_for_init;
TimeZone_object *to;
const TimeZone *tz;
UnicodeString ustr;
char *str;
int str_len;
UErrorCode uec = U_ZERO_ERROR;
*is_temp = 1;
array_init_size(&zv, 4);
to = (TimeZone_object*)zend_object_store_get_object(object TSRMLS_CC);
tz = to->utimezone;
if (tz == NULL) {
add_assoc_bool_ex(&zv, "valid", sizeof("valid"), 0);
return Z_ARRVAL(zv);
}
add_assoc_bool_ex(&zv, "valid", sizeof("valid"), 1);
tz->getID(ustr);
intl_convert_utf16_to_utf8(&str, &str_len,
ustr.getBuffer(), ustr.length(), &uec);
if (U_FAILURE(uec)) {
return Z_ARRVAL(zv);
}
add_assoc_stringl_ex(&zv, "id", sizeof("id"), str, str_len, 0);
int32_t rawOffset, dstOffset;
UDate now = Calendar::getNow();
tz->getOffset(now, FALSE, rawOffset, dstOffset, uec);
if (U_FAILURE(uec)) {
return Z_ARRVAL(zv);
}
add_assoc_long_ex(&zv, "rawOffset", sizeof("rawOffset"), (long)rawOffset);
add_assoc_long_ex(&zv, "currentOffset", sizeof("currentOffset"),
(long)(rawOffset + dstOffset));
return Z_ARRVAL(zv);
}
/* }}} */
/* {{{ void TimeZone_object_init(TimeZone_object* to)
* Initialize internals of TImeZone_object not specific to zend standard objects.
*/
static void TimeZone_object_init(TimeZone_object *to TSRMLS_DC)
{
intl_error_init(TIMEZONE_ERROR_P(to) TSRMLS_CC);
to->utimezone = NULL;
to->should_delete = 0;
}
/* }}} */
/* {{{ TimeZone_objects_dtor */
static void TimeZone_objects_dtor(zend_object *object,
zend_object_handle handle TSRMLS_DC)
{
zend_objects_destroy_object(object, handle TSRMLS_CC);
}
/* }}} */
/* {{{ TimeZone_objects_free */
static void TimeZone_objects_free(zend_object *object TSRMLS_DC)
{
TimeZone_object* to = (TimeZone_object*) object;
if (to->utimezone && to->should_delete) {
delete to->utimezone;
to->utimezone = NULL;
}
intl_error_reset(TIMEZONE_ERROR_P(to) TSRMLS_CC);
zend_object_std_dtor(&to->zo TSRMLS_CC);
efree(to);
}
/* }}} */
/* {{{ TimeZone_object_create */
static zend_object_value TimeZone_object_create(zend_class_entry *ce TSRMLS_DC)
{
zend_object_value retval;
TimeZone_object* intern;
intern = (TimeZone_object*)ecalloc(1, sizeof(TimeZone_object));
zend_object_std_init(&intern->zo, ce TSRMLS_CC);
#if PHP_VERSION_ID < 50399
zend_hash_copy(intern->zo.properties, &(ce->default_properties),
(copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval*));
#else
object_properties_init((zend_object*) intern, ce);
#endif
TimeZone_object_init(intern TSRMLS_CC);
retval.handle = zend_objects_store_put(
intern,
(zend_objects_store_dtor_t) TimeZone_objects_dtor,
(zend_objects_free_object_storage_t) TimeZone_objects_free,
NULL TSRMLS_CC);
retval.handlers = &TimeZone_handlers;
return retval;
}
/* }}} */
/* {{{ TimeZone methods arguments info */
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_idarg, 0, 0, 1)
ZEND_ARG_INFO(0, zoneId)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_fromDateTimeZone, 0, 0, 1)
ZEND_ARG_OBJ_INFO(0, otherTimeZone, IntlTimeZone, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_createEnumeration, 0, 0, 0)
ZEND_ARG_INFO(0, countryOrRawOffset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_countEquivalentIDs, 0, 0, 1)
ZEND_ARG_INFO(0, zoneId)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_createTimeZoneIDEnumeration, 0, 0, 1)
ZEND_ARG_INFO(0, zoneType)
ZEND_ARG_INFO(0, region)
ZEND_ARG_INFO(0, rawOffset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_getCanonicalID, 0, 0, 1)
ZEND_ARG_INFO(0, zoneId)
ZEND_ARG_INFO(1, isSystemID)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_getEquivalentID, 0, 0, 2)
ZEND_ARG_INFO(0, zoneId)
ZEND_ARG_INFO(0, index)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_getOffset, 0, 0, 4)
ZEND_ARG_INFO(0, date)
ZEND_ARG_INFO(0, local)
ZEND_ARG_INFO(1, rawOffset)
ZEND_ARG_INFO(1, dstOffset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_hasSameRules, 0, 0, 1)
ZEND_ARG_OBJ_INFO(0, otherTimeZone, IntlTimeZone, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_getDisplayName, 0, 0, 0)
ZEND_ARG_INFO(0, isDaylight)
ZEND_ARG_INFO(0, style)
ZEND_ARG_INFO(0, locale)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(ainfo_tz_void, 0, 0, 0)
ZEND_END_ARG_INFO()
/* }}} */
/* {{{ TimeZone_class_functions
* Every 'IntlTimeZone' class method has an entry in this table
*/
static zend_function_entry TimeZone_class_functions[] = {
PHP_ME(IntlTimeZone, __construct, ainfo_tz_void, ZEND_ACC_PRIVATE)
PHP_ME_MAPPING(createTimeZone, intltz_create_time_zone, ainfo_tz_idarg, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(fromDateTimeZone, intltz_from_date_time_zone, ainfo_tz_idarg, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(createDefault, intltz_create_default, ainfo_tz_void, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(getGMT, intltz_get_gmt, ainfo_tz_void, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#if U_ICU_VERSION_MAJOR_NUM >= 49
PHP_ME_MAPPING(getUnknown, intltz_get_unknown, ainfo_tz_void, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#endif
PHP_ME_MAPPING(createEnumeration, intltz_create_enumeration, ainfo_tz_createEnumeration, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(countEquivalentIDs, intltz_count_equivalent_ids, ainfo_tz_idarg, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 48
PHP_ME_MAPPING(createTimeZoneIDEnumeration, intltz_create_time_zone_id_enumeration, ainfo_tz_createTimeZoneIDEnumeration, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#endif
PHP_ME_MAPPING(getCanonicalID, intltz_get_canonical_id, ainfo_tz_getCanonicalID, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 48
PHP_ME_MAPPING(getRegion, intltz_get_region, ainfo_tz_idarg, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
#endif
PHP_ME_MAPPING(getTZDataVersion, intltz_get_tz_data_version, ainfo_tz_void, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(getEquivalentID, intltz_get_equivalent_id, ainfo_tz_getEquivalentID, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME_MAPPING(getID, intltz_get_id, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(useDaylightTime, intltz_use_daylight_time, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getOffset, intltz_get_offset, ainfo_tz_getOffset, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getRawOffset, intltz_get_raw_offset, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(hasSameRules, intltz_has_same_rules, ainfo_tz_hasSameRules, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getDisplayName, intltz_get_display_name, ainfo_tz_getDisplayName, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getDSTSavings, intltz_get_dst_savings, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(toDateTimeZone, intltz_to_date_time_zone, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getErrorCode, intltz_get_error_code, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_ME_MAPPING(getErrorMessage, intltz_get_error_message, ainfo_tz_void, ZEND_ACC_PUBLIC)
PHP_FE_END
};
/* }}} */
/* {{{ timezone_register_IntlTimeZone_class
* Initialize 'IntlTimeZone' class
*/
U_CFUNC void timezone_register_IntlTimeZone_class(TSRMLS_D)
{
zend_class_entry ce;
/* Create and register 'IntlTimeZone' class. */
INIT_CLASS_ENTRY(ce, "IntlTimeZone", TimeZone_class_functions);
ce.create_object = TimeZone_object_create;
TimeZone_ce_ptr = zend_register_internal_class(&ce TSRMLS_CC);
if (!TimeZone_ce_ptr) {
//can't happen now without bigger problems before
php_error_docref0(NULL TSRMLS_CC, E_ERROR,
"IntlTimeZone: class registration has failed.");
return;
}
memcpy(&TimeZone_handlers, zend_get_std_object_handlers(),
sizeof TimeZone_handlers);
TimeZone_handlers.clone_obj = TimeZone_clone_obj;
TimeZone_handlers.compare_objects = TimeZone_compare_objects;
TimeZone_handlers.get_debug_info = TimeZone_get_debug_info;
/* Declare 'IntlTimeZone' class constants */
#define TIMEZONE_DECL_LONG_CONST(name, val) \
zend_declare_class_constant_long(TimeZone_ce_ptr, name, sizeof(name) - 1, \
val TSRMLS_CC)
TIMEZONE_DECL_LONG_CONST("DISPLAY_SHORT", TimeZone::SHORT);
TIMEZONE_DECL_LONG_CONST("DISPLAY_LONG", TimeZone::LONG);
#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 44
TIMEZONE_DECL_LONG_CONST("DISPLAY_SHORT_GENERIC", TimeZone::SHORT_GENERIC);
TIMEZONE_DECL_LONG_CONST("DISPLAY_LONG_GENERIC", TimeZone::LONG_GENERIC);
TIMEZONE_DECL_LONG_CONST("DISPLAY_SHORT_GMT", TimeZone::SHORT_GMT);
TIMEZONE_DECL_LONG_CONST("DISPLAY_LONG_GMT", TimeZone::LONG_GMT);
TIMEZONE_DECL_LONG_CONST("DISPLAY_SHORT_COMMONLY_USED", TimeZone::SHORT_COMMONLY_USED);
TIMEZONE_DECL_LONG_CONST("DISPLAY_GENERIC_LOCATION", TimeZone::GENERIC_LOCATION);
#endif
#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 48
TIMEZONE_DECL_LONG_CONST("TYPE_ANY", UCAL_ZONE_TYPE_ANY);
TIMEZONE_DECL_LONG_CONST("TYPE_CANONICAL", UCAL_ZONE_TYPE_CANONICAL);
TIMEZONE_DECL_LONG_CONST("TYPE_CANONICAL_LOCATION", UCAL_ZONE_TYPE_CANONICAL_LOCATION);
#endif
/* Declare 'IntlTimeZone' class properties */
}
/* }}} */
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