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 <unicode/ucal.h>
23 
24 #include "php_intl.h"
25 #include "intl_convert.h"
26 #include "dateformat.h"
27 #include "dateformat_class.h"
28 #include "dateformat_format.h"
29 #include "dateformat_data.h"
30 #include "ext/date/php_date.h"
31 
32 /* {{{
33  * Internal function which calls the udat_format
34 */
internal_format(IntlDateFormatter_object * dfo,UDate timestamp,zval * return_value TSRMLS_DC)35 static void internal_format(IntlDateFormatter_object *dfo, UDate timestamp, zval *return_value TSRMLS_DC)
36 {
37 	UChar* 	formatted =  NULL;
38 	int32_t	resultlengthneeded =0 ;
39 
40 	resultlengthneeded=udat_format( DATE_FORMAT_OBJECT(dfo), timestamp, NULL, resultlengthneeded, NULL, &INTL_DATA_ERROR_CODE(dfo));
41 	if(INTL_DATA_ERROR_CODE(dfo)==U_BUFFER_OVERFLOW_ERROR)
42 	{
43 		INTL_DATA_ERROR_CODE(dfo)=U_ZERO_ERROR;
44 		formatted=(UChar*)emalloc(sizeof(UChar) * resultlengthneeded);
45 		udat_format( DATE_FORMAT_OBJECT(dfo), timestamp, formatted, resultlengthneeded, NULL, &INTL_DATA_ERROR_CODE(dfo));
46 	}
47 
48 	if (formatted && U_FAILURE( INTL_DATA_ERROR_CODE(dfo) ) ) {
49 			efree(formatted);
50 	}
51 
52 	INTL_METHOD_CHECK_STATUS( dfo, "Date formatting failed" );
53 	INTL_METHOD_RETVAL_UTF8( dfo, formatted, resultlengthneeded, 1 );
54 
55 }
56 /* }}} */
57 
58 
59 /* {{{
60  * Internal function which fetches an element from the passed array for the key_name passed
61 */
internal_get_arr_ele(IntlDateFormatter_object * dfo,HashTable * hash_arr,char * key_name TSRMLS_DC)62 static double internal_get_arr_ele(IntlDateFormatter_object *dfo, HashTable* hash_arr, char* key_name TSRMLS_DC)
63 {
64 	zval**  ele_value       = NULL;
65 	UDate result = -1;
66 
67         if( zend_hash_find( hash_arr, key_name, strlen(key_name) + 1, (void **)&ele_value ) == SUCCESS ){
68                 if( Z_TYPE_PP(ele_value)!= IS_LONG ){
69 			intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,
70 				"datefmt_format: parameter array does not contain a long element.", 0 TSRMLS_CC );
71                 }else{
72 			result =  Z_LVAL_PP(ele_value);
73 		}
74 	}
75 	/* printf("\n Inside internal_get_arr_ele key_name= %s, result = %g \n", key_name, result); */
76 	return result;
77 }
78 /* }}} */
79 
80 /* {{{
81  * Internal function which sets UCalendar  from the passed array and retrieves timestamp
82 */
internal_get_timestamp(IntlDateFormatter_object * dfo,HashTable * hash_arr TSRMLS_DC)83 static UDate internal_get_timestamp(IntlDateFormatter_object *dfo, HashTable* hash_arr  TSRMLS_DC)
84 {
85 	long year =0;
86 	long month =0;
87 	long hour =0;
88 	long minute =0;
89 	long second =0;
90 	long wday =0;
91 	long yday =0;
92 	long mday =0;
93 	UBool isInDST = FALSE;
94 	UCalendar *pcal;
95 
96 	/* Fetch  values from the incoming array */
97 	year = internal_get_arr_ele( dfo, hash_arr, CALENDAR_YEAR TSRMLS_CC) + 1900; /* tm_year is years since 1900 */
98 	/* Month in ICU and PHP starts from January =0 */
99 	month = internal_get_arr_ele( dfo, hash_arr, CALENDAR_MON TSRMLS_CC);
100 	hour = internal_get_arr_ele( dfo, hash_arr, CALENDAR_HOUR TSRMLS_CC);
101 	minute = internal_get_arr_ele( dfo, hash_arr, CALENDAR_MIN TSRMLS_CC);
102 	second = internal_get_arr_ele( dfo, hash_arr, CALENDAR_SEC TSRMLS_CC);
103 	wday = internal_get_arr_ele( dfo, hash_arr, CALENDAR_WDAY TSRMLS_CC);
104 	yday = internal_get_arr_ele( dfo, hash_arr, CALENDAR_YDAY TSRMLS_CC);
105 	isInDST = internal_get_arr_ele( dfo, hash_arr, CALENDAR_ISDST TSRMLS_CC);
106 	/* For the ucal_setDateTime() function, this is the 'date'  value */
107 	mday = internal_get_arr_ele( dfo, hash_arr, CALENDAR_MDAY TSRMLS_CC);
108 
109 	pcal = udat_getCalendar(DATE_FORMAT_OBJECT(dfo));
110 	/* set the incoming values for the calendar */
111 	ucal_setDateTime( pcal, year, month, mday, hour, minute, second, &INTL_DATA_ERROR_CODE(dfo));
112 	if( INTL_DATA_ERROR_CODE(dfo) != U_ZERO_ERROR){
113 		return 0;
114 	}
115 
116 	/* Fetch the timestamp from the UCalendar */
117 	return ucal_getMillis(pcal, &INTL_DATA_ERROR_CODE(dfo) );
118 }
119 
120 
121 /* {{{ proto string IntlDateFormatter::format( [mixed]int $args or array $args )
122  * Format the time value as a string. }}}*/
123 /* {{{ proto string datefmt_format( [mixed]int $args or array $args )
124  * Format the time value as a string. }}}*/
PHP_FUNCTION(datefmt_format)125 PHP_FUNCTION(datefmt_format)
126 {
127 	UDate 		timestamp =0;
128 	UDate 		p_timestamp =0;
129 	HashTable*      hash_arr        = NULL;
130 	zval*		zarg	= NULL;
131 
132 	DATE_FORMAT_METHOD_INIT_VARS;
133 
134 	/* Parse parameters. */
135 	if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Oz", &object, IntlDateFormatter_ce_ptr,&zarg ) == FAILURE )
136 	{
137 		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR, "datefmt_format: unable to parse input params", 0 TSRMLS_CC );
138 		RETURN_FALSE;
139 	}
140 
141 	/* Fetch the object. */
142 	DATE_FORMAT_METHOD_FETCH_OBJECT;
143 
144 	switch(Z_TYPE_P(zarg) ){
145 		case IS_LONG:
146 			p_timestamp = Z_LVAL_P(zarg) ;
147 			timestamp = p_timestamp * 1000;
148 			break;
149 		case IS_DOUBLE:
150 			/* timestamp*1000 since ICU expects it in milliseconds */
151 			p_timestamp = Z_DVAL_P(zarg) ;
152 			timestamp = p_timestamp * 1000;
153 			break;
154 		case IS_ARRAY:
155 			hash_arr = Z_ARRVAL_P(zarg);
156 			if( !hash_arr || zend_hash_num_elements( hash_arr ) == 0 )
157 				RETURN_FALSE;
158 
159 			timestamp = internal_get_timestamp(dfo, hash_arr TSRMLS_CC);
160 			INTL_METHOD_CHECK_STATUS( dfo, "datefmt_format: Date formatting failed" )
161 			break;
162 		case IS_OBJECT: {
163 			zend_class_entry *date_ce = php_date_get_date_ce();
164 			zval retval;
165 			zval *zfuncname;
166 			if(!instanceof_function(Z_OBJCE_P(zarg), date_ce TSRMLS_CC)) {
167 				intl_errors_set(INTL_DATA_ERROR_P(dfo), U_ILLEGAL_ARGUMENT_ERROR, "datefmt_format: object must be an instance of DateTime", 0 TSRMLS_CC );
168 				RETURN_FALSE;
169 			}
170 			INIT_ZVAL(retval);
171 			MAKE_STD_ZVAL(zfuncname);
172 			ZVAL_STRING(zfuncname, "getTimestamp", 1);
173 			if(call_user_function(NULL, &zarg, zfuncname, &retval, 0, NULL TSRMLS_CC) != SUCCESS || Z_TYPE(retval) != IS_LONG) {
174 				intl_errors_set(INTL_DATA_ERROR_P(dfo), U_ILLEGAL_ARGUMENT_ERROR, "datefmt_format: cannot get timestamp", 0 TSRMLS_CC );
175 				zval_ptr_dtor(&zfuncname);
176 				RETURN_FALSE;
177 			}
178 			zval_ptr_dtor(&zfuncname);
179 			p_timestamp = Z_LVAL(retval);
180 			timestamp = p_timestamp*1000;
181 		}
182 			break;
183 		default:
184 			intl_errors_set( INTL_DATA_ERROR_P(dfo), U_ILLEGAL_ARGUMENT_ERROR,
185 				"datefmt_format: takes either an array or an integer timestamp value or a DateTime object", 0 TSRMLS_CC );
186 			RETURN_FALSE;
187 	}
188 
189 	internal_format( dfo, timestamp, return_value TSRMLS_CC);
190 
191 }
192 
193 /* }}} */
194 
195