Annotation of embedaddon/php/ext/intl/dateformat/dateformat_parse.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | This source file is subject to version 3.01 of the PHP license, |
! 6: | that is bundled with this package in the file LICENSE, and is |
! 7: | available through the world-wide-web at the following url: |
! 8: | http://www.php.net/license/3_01.txt |
! 9: | If you did not receive a copy of the PHP license and are unable to |
! 10: | obtain it through the world-wide-web, please send a note to |
! 11: | license@php.net so we can mail you a copy immediately. |
! 12: +----------------------------------------------------------------------+
! 13: | Authors: Kirti Velankar <kirtig@yahoo-inc.com> |
! 14: +----------------------------------------------------------------------+
! 15: */
! 16:
! 17: #ifdef HAVE_CONFIG_H
! 18: #include "config.h"
! 19: #endif
! 20:
! 21: #include <unicode/ustring.h>
! 22: #include <math.h>
! 23:
! 24: #include "php_intl.h"
! 25: #include "intl_convert.h"
! 26: #include "dateformat.h"
! 27: #include "dateformat_class.h"
! 28: #include "dateformat_parse.h"
! 29: #include "dateformat_data.h"
! 30:
! 31: /* {{{
! 32: * Internal function which calls the udat_parse
! 33: * param int store_error acts like a boolean
! 34: * if set to 1 - store any error encountered in the parameter parse_error
! 35: * if set to 0 - no need to store any error encountered in the parameter parse_error
! 36: */
! 37: static void internal_parse_to_timestamp(IntlDateFormatter_object *dfo, char* text_to_parse, int32_t text_len, int32_t *parse_pos, zval *return_value TSRMLS_DC)
! 38: {
! 39: double result = 0;
! 40: UDate timestamp =0;
! 41: UChar* text_utf16 = NULL;
! 42: int32_t text_utf16_len = 0;
! 43:
! 44: /* Convert timezone to UTF-16. */
! 45: intl_convert_utf8_to_utf16(&text_utf16, &text_utf16_len, text_to_parse, text_len, &INTL_DATA_ERROR_CODE(dfo));
! 46: INTL_METHOD_CHECK_STATUS(dfo, "Error converting timezone to UTF-16" );
! 47:
! 48: timestamp = udat_parse( DATE_FORMAT_OBJECT(dfo), text_utf16, text_utf16_len, parse_pos, &INTL_DATA_ERROR_CODE(dfo));
! 49: if( text_utf16 ){
! 50: efree(text_utf16);
! 51: }
! 52:
! 53: INTL_METHOD_CHECK_STATUS( dfo, "Date parsing failed" );
! 54:
! 55: /* Since return is in sec. */
! 56: result = (double)timestamp / U_MILLIS_PER_SECOND;
! 57: if(result > LONG_MAX || result < -LONG_MAX) {
! 58: ZVAL_DOUBLE(return_value, result<0?ceil(result):floor(result));
! 59: } else {
! 60: ZVAL_LONG(return_value, (long)result);
! 61: }
! 62: }
! 63: /* }}} */
! 64:
! 65: static void add_to_localtime_arr( IntlDateFormatter_object *dfo, zval* return_value, UCalendar parsed_calendar, long calendar_field, char* key_name TSRMLS_DC)
! 66: {
! 67: long calendar_field_val = ucal_get( parsed_calendar, calendar_field, &INTL_DATA_ERROR_CODE(dfo));
! 68: INTL_METHOD_CHECK_STATUS( dfo, "Date parsing - localtime failed : could not get a field from calendar" );
! 69:
! 70: if( strcmp(key_name, CALENDAR_YEAR )==0 ){
! 71: /* since tm_year is years from 1900 */
! 72: add_assoc_long( return_value, key_name,( calendar_field_val-1900) );
! 73: }else if( strcmp(key_name, CALENDAR_WDAY )==0 ){
! 74: /* since tm_wday starts from 0 whereas ICU WDAY start from 1 */
! 75: add_assoc_long( return_value, key_name,( calendar_field_val-1) );
! 76: }else{
! 77: add_assoc_long( return_value, key_name, calendar_field_val );
! 78: }
! 79: }
! 80:
! 81: /* {{{
! 82: * Internal function which calls the udat_parseCalendar
! 83: */
! 84: static void internal_parse_to_localtime(IntlDateFormatter_object *dfo, char* text_to_parse, int32_t text_len, int32_t *parse_pos, zval *return_value TSRMLS_DC)
! 85: {
! 86: UCalendar* parsed_calendar = NULL;
! 87: UChar* text_utf16 = NULL;
! 88: int32_t text_utf16_len = 0;
! 89: long isInDST = 0;
! 90:
! 91: /* Convert timezone to UTF-16. */
! 92: intl_convert_utf8_to_utf16(&text_utf16, &text_utf16_len, text_to_parse, text_len, &INTL_DATA_ERROR_CODE(dfo));
! 93: INTL_METHOD_CHECK_STATUS(dfo, "Error converting timezone to UTF-16" );
! 94:
! 95: parsed_calendar = udat_getCalendar(DATE_FORMAT_OBJECT(dfo));
! 96: udat_parseCalendar( DATE_FORMAT_OBJECT(dfo), parsed_calendar, text_utf16, text_utf16_len, parse_pos, &INTL_DATA_ERROR_CODE(dfo));
! 97:
! 98: if (text_utf16) {
! 99: efree(text_utf16);
! 100: }
! 101:
! 102: INTL_METHOD_CHECK_STATUS( dfo, "Date parsing failed" );
! 103:
! 104:
! 105: array_init( return_value );
! 106: /* Add entries from various fields of the obtained parsed_calendar */
! 107: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_SECOND, CALENDAR_SEC TSRMLS_CC);
! 108: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_MINUTE, CALENDAR_MIN TSRMLS_CC);
! 109: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_HOUR_OF_DAY, CALENDAR_HOUR TSRMLS_CC);
! 110: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_YEAR, CALENDAR_YEAR TSRMLS_CC);
! 111: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_MONTH, CALENDAR_MDAY TSRMLS_CC);
! 112: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_WEEK, CALENDAR_WDAY TSRMLS_CC);
! 113: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_DAY_OF_YEAR, CALENDAR_YDAY TSRMLS_CC);
! 114: add_to_localtime_arr( dfo, return_value, parsed_calendar, UCAL_MONTH, CALENDAR_MON TSRMLS_CC);
! 115:
! 116: /* Is in DST? */
! 117: isInDST = ucal_inDaylightTime(parsed_calendar , &INTL_DATA_ERROR_CODE(dfo));
! 118: INTL_METHOD_CHECK_STATUS( dfo, "Date parsing - localtime failed : while checking if currently in DST." );
! 119: add_assoc_long( return_value, CALENDAR_ISDST,(isInDST==1?1:0));
! 120: }
! 121: /* }}} */
! 122:
! 123:
! 124: /* {{{ proto integer IntlDateFormatter::parse( string $text_to_parse [, int $parse_pos] )
! 125: * Parse the string $value starting at parse_pos to a Unix timestamp -int }}}*/
! 126: /* {{{ proto integer datefmt_parse( IntlDateFormatter $fmt, string $text_to_parse [, int $parse_pos] )
! 127: * Parse the string $value starting at parse_pos to a Unix timestamp -int }}}*/
! 128: PHP_FUNCTION(datefmt_parse)
! 129: {
! 130: char* text_to_parse = NULL;
! 131: int32_t text_len =0;
! 132: zval* z_parse_pos = NULL;
! 133: int32_t parse_pos = -1;
! 134:
! 135: DATE_FORMAT_METHOD_INIT_VARS;
! 136:
! 137: /* Parse parameters. */
! 138: if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|z!",
! 139: &object, IntlDateFormatter_ce_ptr, &text_to_parse, &text_len, &z_parse_pos ) == FAILURE ){
! 140: intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR, "datefmt_parse: unable to parse input params", 0 TSRMLS_CC );
! 141: RETURN_FALSE;
! 142: }
! 143:
! 144: /* Fetch the object. */
! 145: DATE_FORMAT_METHOD_FETCH_OBJECT;
! 146:
! 147: if (z_parse_pos) {
! 148: convert_to_long(z_parse_pos);
! 149: parse_pos = (int32_t)Z_LVAL_P(z_parse_pos);
! 150: if(parse_pos > text_len) {
! 151: RETURN_FALSE;
! 152: }
! 153: }
! 154: internal_parse_to_timestamp( dfo, text_to_parse, text_len, z_parse_pos?&parse_pos:NULL, return_value TSRMLS_CC);
! 155: if(z_parse_pos) {
! 156: zval_dtor(z_parse_pos);
! 157: ZVAL_LONG(z_parse_pos, parse_pos);
! 158: }
! 159: }
! 160: /* }}} */
! 161:
! 162: /* {{{ proto integer IntlDateFormatter::localtime( string $text_to_parse[, int $parse_pos] )
! 163: * Parse the string $value to a localtime array }}}*/
! 164: /* {{{ proto integer datefmt_localtime( IntlDateFormatter $fmt, string $text_to_parse[, int $parse_pos ])
! 165: * Parse the string $value to a localtime array }}}*/
! 166: PHP_FUNCTION(datefmt_localtime)
! 167: {
! 168: char* text_to_parse = NULL;
! 169: int32_t text_len =0;
! 170: zval* z_parse_pos = NULL;
! 171: int32_t parse_pos = -1;
! 172:
! 173: DATE_FORMAT_METHOD_INIT_VARS;
! 174:
! 175: /* Parse parameters. */
! 176: if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|z!",
! 177: &object, IntlDateFormatter_ce_ptr, &text_to_parse, &text_len, &z_parse_pos ) == FAILURE ){
! 178: intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR, "datefmt_parse_to_localtime: unable to parse input params", 0 TSRMLS_CC );
! 179: RETURN_FALSE;
! 180: }
! 181:
! 182: /* Fetch the object. */
! 183: DATE_FORMAT_METHOD_FETCH_OBJECT;
! 184:
! 185: if(z_parse_pos) {
! 186: convert_to_long(z_parse_pos);
! 187: parse_pos = (int32_t)Z_LVAL_P(z_parse_pos);
! 188: if(parse_pos > text_len) {
! 189: RETURN_FALSE;
! 190: }
! 191: }
! 192: internal_parse_to_localtime( dfo, text_to_parse, text_len, z_parse_pos?&parse_pos:NULL, return_value TSRMLS_CC);
! 193: if(z_parse_pos) {
! 194: zval_dtor(z_parse_pos);
! 195: ZVAL_LONG(z_parse_pos, parse_pos);
! 196: }
! 197: }
! 198: /* }}} */
! 199:
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