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|
/*
+----------------------------------------------------------------------+
| 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: Kirti Velankar <kirtig@yahoo-inc.com> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <unicode/ustring.h>
#include <math.h>
#include "php_intl.h"
#include "intl_convert.h"
#include "dateformat.h"
#include "dateformat_class.h"
#include "dateformat_data.h"
/* {{{
* Internal function which calls the udat_parse
* param int store_error acts like a boolean
* if set to 1 - store any error encountered in the parameter parse_error
* if set to 0 - no need to store any error encountered in the parameter parse_error
*/
static void internal_parse_to_timestamp(IntlDateFormatter_object *dfo, char* text_to_parse, size_t text_len, int32_t *parse_pos, bool update_calendar, zval *return_value)
{
double result = 0;
UDate timestamp =0;
UChar* text_utf16 = NULL;
int32_t text_utf16_len = 0;
/* Convert timezone to UTF-16. */
intl_convert_utf8_to_utf16(&text_utf16, &text_utf16_len, text_to_parse, text_len, &INTL_DATA_ERROR_CODE(dfo));
INTL_METHOD_CHECK_STATUS(dfo, "Error converting timezone to UTF-16" );
if (UNEXPECTED(update_calendar)) {
UCalendar *parsed_calendar = (UCalendar *)udat_getCalendar(DATE_FORMAT_OBJECT(dfo));
udat_parseCalendar(DATE_FORMAT_OBJECT(dfo), parsed_calendar, text_utf16, text_utf16_len, parse_pos, &INTL_DATA_ERROR_CODE(dfo));
if (text_utf16) {
efree(text_utf16);
}
INTL_METHOD_CHECK_STATUS( dfo, "Calendar parsing failed" );
timestamp = ucal_getMillis( parsed_calendar, &INTL_DATA_ERROR_CODE(dfo));
} else {
timestamp = udat_parse(DATE_FORMAT_OBJECT(dfo), text_utf16, text_utf16_len, parse_pos, &INTL_DATA_ERROR_CODE(dfo));
if (text_utf16) {
efree(text_utf16);
}
}
INTL_METHOD_CHECK_STATUS( dfo, "Date parsing failed" );
/* Since return is in sec. */
result = (double)timestamp / U_MILLIS_PER_SECOND;
if (result > (double)LONG_MAX || result < (double)LONG_MIN) {
ZVAL_DOUBLE(return_value, result<0?ceil(result):floor(result));
} else {
ZVAL_LONG(return_value, (zend_long)result);
}
}
/* }}} */
static void add_to_localtime_arr( IntlDateFormatter_object *dfo, zval* return_value, const UCalendar *parsed_calendar, zend_long calendar_field, char* key_name)
{
zend_long calendar_field_val = ucal_get( parsed_calendar, calendar_field, &INTL_DATA_ERROR_CODE(dfo));
INTL_METHOD_CHECK_STATUS( dfo, "Date parsing - localtime failed : could not get a field from calendar" );
if( strcmp(key_name, CALENDAR_YEAR )==0 ){
/* since tm_year is years from 1900 */
add_assoc_long( return_value, key_name,( calendar_field_val-1900) );
}else if( strcmp(key_name, CALENDAR_WDAY )==0 ){
/* since tm_wday starts from 0 whereas ICU WDAY start from 1 */
add_assoc_long( return_value, key_name,( calendar_field_val-1) );
}else{
add_assoc_long( return_value, key_name, calendar_field_val );
}
}
/* {{{ Internal function which calls the udat_parseCalendar */
static void internal_parse_to_localtime(IntlDateFormatter_object *dfo, char* text_to_parse, size_t text_len, int32_t *parse_pos, zval *return_value)
{
UCalendar *parsed_calendar = NULL;
UChar* text_utf16 = NULL;
int32_t text_utf16_len = 0;
zend_long isInDST = 0;
/* Convert timezone to UTF-16. */
intl_convert_utf8_to_utf16(&text_utf16, &text_utf16_len, text_to_parse, text_len, &INTL_DATA_ERROR_CODE(dfo));
INTL_METHOD_CHECK_STATUS(dfo, "Error converting timezone to UTF-16" );
parsed_calendar = (UCalendar *)udat_getCalendar(DATE_FORMAT_OBJECT(dfo));
udat_parseCalendar( DATE_FORMAT_OBJECT(dfo), parsed_calendar, text_utf16, text_utf16_len, parse_pos, &INTL_DATA_ERROR_CODE(dfo));
if (text_utf16) {
efree(text_utf16);
}
INTL_METHOD_CHECK_STATUS( dfo, "Date parsing failed" );
array_init( return_value );
/* Add entries from various fields of the obtained parsed_calendar */
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_SECOND, CALENDAR_SEC);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_MINUTE, CALENDAR_MIN);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_HOUR_OF_DAY, CALENDAR_HOUR);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_YEAR, CALENDAR_YEAR);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_MONTH, CALENDAR_MDAY);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_WEEK, CALENDAR_WDAY);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_YEAR, CALENDAR_YDAY);
add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_MONTH, CALENDAR_MON);
/* Is in DST? */
isInDST = ucal_inDaylightTime(parsed_calendar , &INTL_DATA_ERROR_CODE(dfo));
INTL_METHOD_CHECK_STATUS( dfo, "Date parsing - localtime failed : while checking if currently in DST." );
add_assoc_long( return_value, CALENDAR_ISDST,isInDST==1);
}
/* }}} */
/* {{{ Parse the string $value starting at parse_pos to a Unix timestamp -int */
PHP_FUNCTION(datefmt_parse)
{
char* text_to_parse = NULL;
size_t text_len =0;
zval* z_parse_pos = NULL;
int32_t parse_pos = -1;
DATE_FORMAT_METHOD_INIT_VARS;
/* Parse parameters. */
if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "Os|z!",
&object, IntlDateFormatter_ce_ptr, &text_to_parse, &text_len, &z_parse_pos ) == FAILURE ){
RETURN_THROWS();
}
/* Fetch the object. */
DATE_FORMAT_METHOD_FETCH_OBJECT;
if (z_parse_pos) {
zval *z_parse_pos_tmp = z_parse_pos;
ZVAL_DEREF(z_parse_pos_tmp);
zend_long long_parse_pos = zval_get_long(z_parse_pos_tmp);
if (ZEND_LONG_INT_OVFL(long_parse_pos)) {
intl_error_set_code(NULL, U_ILLEGAL_ARGUMENT_ERROR);
intl_error_set_custom_msg(NULL, "String index is out of valid range.", 0);
RETURN_FALSE;
}
parse_pos = (int32_t)long_parse_pos;
if ((size_t)parse_pos > text_len) {
RETURN_FALSE;
}
}
internal_parse_to_timestamp( dfo, text_to_parse, text_len, z_parse_pos ? &parse_pos : NULL, false, return_value);
if (z_parse_pos) {
ZEND_TRY_ASSIGN_REF_LONG(z_parse_pos, parse_pos);
}
}
/* }}} */
PHP_METHOD(IntlDateFormatter, parseToCalendar)
{
zend_string *text_to_parse = NULL;
zval* z_parse_pos = NULL;
int32_t parse_pos = -1;
DATE_FORMAT_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 2)
Z_PARAM_STR(text_to_parse)
Z_PARAM_OPTIONAL
Z_PARAM_ZVAL(z_parse_pos)
ZEND_PARSE_PARAMETERS_END();
object = ZEND_THIS;
/* Fetch the object. */
DATE_FORMAT_METHOD_FETCH_OBJECT;
if (z_parse_pos) {
bool failed;
zend_long long_parse_pos = zval_try_get_long(z_parse_pos, &failed);
if (failed) {
zend_argument_type_error(2, "must be of type int, %s given", zend_zval_value_name(z_parse_pos));
RETURN_THROWS();
}
if (ZEND_LONG_INT_OVFL(long_parse_pos)) {
intl_error_set_code(NULL, U_ILLEGAL_ARGUMENT_ERROR);
intl_error_set_custom_msg(NULL, "String index is out of valid range.", 0);
RETURN_FALSE;
}
parse_pos = (int32_t)long_parse_pos;
if (parse_pos != -1 && (size_t)parse_pos > ZSTR_LEN(text_to_parse)) {
RETURN_FALSE;
}
}
internal_parse_to_timestamp( dfo, ZSTR_VAL(text_to_parse), ZSTR_LEN(text_to_parse), z_parse_pos ? &parse_pos : NULL, true, return_value);
if (z_parse_pos) {
ZEND_TRY_ASSIGN_REF_LONG(z_parse_pos, parse_pos);
}
}
/* {{{ Parse the string $value to a localtime array */
PHP_FUNCTION(datefmt_localtime)
{
char* text_to_parse = NULL;
size_t text_len =0;
zval* z_parse_pos = NULL;
int32_t parse_pos = -1;
DATE_FORMAT_METHOD_INIT_VARS;
/* Parse parameters. */
if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "Os|z!",
&object, IntlDateFormatter_ce_ptr, &text_to_parse, &text_len, &z_parse_pos ) == FAILURE ){
RETURN_THROWS();
}
/* Fetch the object. */
DATE_FORMAT_METHOD_FETCH_OBJECT;
if (z_parse_pos) {
zval *z_parse_pos_tmp = z_parse_pos;
ZVAL_DEREF(z_parse_pos_tmp);
zend_long long_parse_pos = zval_get_long(z_parse_pos_tmp);
if (ZEND_LONG_INT_OVFL(long_parse_pos)) {
intl_error_set_code(NULL, U_ILLEGAL_ARGUMENT_ERROR);
intl_error_set_custom_msg(NULL, "String index is out of valid range.", 0);
RETURN_FALSE;
}
parse_pos = (int32_t)long_parse_pos;
if((size_t)parse_pos > text_len) {
RETURN_FALSE;
}
}
internal_parse_to_localtime( dfo, text_to_parse, text_len, z_parse_pos?&parse_pos:NULL, return_value);
if (z_parse_pos) {
ZEND_TRY_ASSIGN_REF_LONG(z_parse_pos, parse_pos);
}
}
/* }}} */
|
