xref: /php-src/ext/intl/msgformat/msgformat.c (revision 11accb5c)
1 /*
2    +----------------------------------------------------------------------+
3    | This source file is subject to version 3.01 of the PHP license,      |
4    | that is bundled with this package in the file LICENSE, and is        |
5    | available through the world-wide-web at the following url:           |
6    | https://www.php.net/license/3_01.txt                                 |
7    | If you did not receive a copy of the PHP license and are unable to   |
8    | obtain it through the world-wide-web, please send a note to          |
9    | license@php.net so we can mail you a copy immediately.               |
10    +----------------------------------------------------------------------+
11    | Authors: Stanislav Malyshev <stas@zend.com>                          |
12    +----------------------------------------------------------------------+
13  */
14 
15 #ifdef HAVE_CONFIG_H
16 #include <config.h>
17 #endif
18 
19 #include <unicode/ustring.h>
20 #include <unicode/umsg.h>
21 
22 #include "php_intl.h"
23 #include "msgformat_class.h"
24 #include "msgformat_data.h"
25 #include "intl_convert.h"
26 
27 /* {{{ */
msgfmt_ctor(INTERNAL_FUNCTION_PARAMETERS,zend_error_handling * error_handling,bool * error_handling_replaced)28 static int msgfmt_ctor(INTERNAL_FUNCTION_PARAMETERS, zend_error_handling *error_handling, bool *error_handling_replaced)
29 {
30 	char*       locale;
31 	char*       pattern;
32 	size_t      locale_len = 0, pattern_len = 0;
33 	UChar*      spattern     = NULL;
34 	int         spattern_len = 0;
35 	zval*       object;
36 	MessageFormatter_object* mfo;
37 	UParseError parse_error;
38 	intl_error_reset( NULL );
39 
40 	object = return_value;
41 	ZEND_PARSE_PARAMETERS_START(2, 2)
42 		Z_PARAM_STRING(locale, locale_len)
43 		Z_PARAM_STRING(pattern, pattern_len)
44 	ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
45 
46 	if (error_handling != NULL) {
47 		zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, error_handling);
48 		*error_handling_replaced = 1;
49 	}
50 
51 	INTL_CHECK_LOCALE_LEN_OR_FAILURE(locale_len);
52 	MSG_FORMAT_METHOD_FETCH_OBJECT_NO_CHECK;
53 
54 	/* Convert pattern (if specified) to UTF-16. */
55 	if(pattern && pattern_len) {
56 		intl_convert_utf8_to_utf16(&spattern, &spattern_len, pattern, pattern_len, &INTL_DATA_ERROR_CODE(mfo));
57 		INTL_CTOR_CHECK_STATUS(mfo, "msgfmt_create: error converting pattern to UTF-16");
58 	} else {
59 		spattern_len = 0;
60 		spattern = NULL;
61 	}
62 
63 	if(locale_len == 0) {
64 		locale = (char *)intl_locale_get_default();
65 	}
66 
67 #ifdef MSG_FORMAT_QUOTE_APOS
68 	if(msgformat_fix_quotes(&spattern, &spattern_len, &INTL_DATA_ERROR_CODE(mfo)) != SUCCESS) {
69 		INTL_CTOR_CHECK_STATUS(mfo, "msgfmt_create: error converting pattern to quote-friendly format");
70 	}
71 #endif
72 
73 	if ((mfo)->mf_data.orig_format) {
74 		msgformat_data_free(&mfo->mf_data);
75 	}
76 
77 	(mfo)->mf_data.orig_format = estrndup(pattern, pattern_len);
78 	(mfo)->mf_data.orig_format_len = pattern_len;
79 
80 	/* Create an ICU message formatter. */
81 	MSG_FORMAT_OBJECT(mfo) = umsg_open(spattern, spattern_len, locale, &parse_error, &INTL_DATA_ERROR_CODE(mfo));
82 
83 	if(spattern) {
84 		efree(spattern);
85 	}
86 
87 	if (INTL_DATA_ERROR_CODE( mfo ) == U_PATTERN_SYNTAX_ERROR) {
88 		char *msg = NULL;
89 		smart_str parse_error_str;
90 		parse_error_str = intl_parse_error_to_string( &parse_error );
91 		spprintf( &msg, 0, "pattern syntax error (%s)", parse_error_str.s? ZSTR_VAL(parse_error_str.s) : "unknown parser error" );
92 		smart_str_free( &parse_error_str );
93 
94 		intl_error_set_code( NULL, INTL_DATA_ERROR_CODE( mfo ) );
95 		intl_errors_set_custom_msg( INTL_DATA_ERROR_P( mfo ), msg, 1 );
96 
97 		efree( msg );
98 		return FAILURE;
99 	}
100 
101 	INTL_CTOR_CHECK_STATUS(mfo, "msgfmt_create: message formatter creation failed");
102 	return SUCCESS;
103 }
104 /* }}} */
105 
106 /* {{{ Create formatter. */
PHP_FUNCTION(msgfmt_create)107 PHP_FUNCTION( msgfmt_create )
108 {
109 	object_init_ex( return_value, MessageFormatter_ce_ptr );
110 	if (msgfmt_ctor(INTERNAL_FUNCTION_PARAM_PASSTHRU, NULL, NULL) == FAILURE) {
111 		zval_ptr_dtor(return_value);
112 		RETURN_NULL();
113 	}
114 }
115 /* }}} */
116 
117 /* {{{ MessageFormatter object constructor. */
PHP_METHOD(MessageFormatter,__construct)118 PHP_METHOD( MessageFormatter, __construct )
119 {
120 	zend_error_handling error_handling;
121 	bool error_handling_replaced = 0;
122 
123 	return_value = ZEND_THIS;
124 	if (msgfmt_ctor(INTERNAL_FUNCTION_PARAM_PASSTHRU,  &error_handling, &error_handling_replaced) == FAILURE) {
125 		if (!EG(exception)) {
126 			zend_string *err = intl_error_get_message(NULL);
127 			zend_throw_exception(IntlException_ce_ptr, ZSTR_VAL(err), intl_error_get_code(NULL));
128 			zend_string_release_ex(err, 0);
129 		}
130 	}
131 	if (error_handling_replaced) {
132 		zend_restore_error_handling(&error_handling);
133 	}
134 }
135 /* }}} */
136 
137 /* {{{ Get formatter's last error code. */
PHP_FUNCTION(msgfmt_get_error_code)138 PHP_FUNCTION( msgfmt_get_error_code )
139 {
140 	zval*                    object  = NULL;
141 	MessageFormatter_object*  mfo     = NULL;
142 
143 	/* Parse parameters. */
144 	if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "O",
145 		&object, MessageFormatter_ce_ptr ) == FAILURE )
146 	{
147 		RETURN_THROWS();
148 	}
149 
150 	mfo = Z_INTL_MESSAGEFORMATTER_P( object );
151 
152 	/* Return formatter's last error code. */
153 	RETURN_LONG( INTL_DATA_ERROR_CODE(mfo) );
154 }
155 /* }}} */
156 
157 /* {{{ Get text description for formatter's last error code. */
PHP_FUNCTION(msgfmt_get_error_message)158 PHP_FUNCTION( msgfmt_get_error_message )
159 {
160 	zend_string*             message = NULL;
161 	zval*                    object  = NULL;
162 	MessageFormatter_object*  mfo     = NULL;
163 
164 	/* Parse parameters. */
165 	if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "O",
166 		&object, MessageFormatter_ce_ptr ) == FAILURE )
167 	{
168 		RETURN_THROWS();
169 	}
170 
171 	mfo = Z_INTL_MESSAGEFORMATTER_P( object );
172 
173 	/* Return last error message. */
174 	message = intl_error_get_message( &mfo->mf_data.error );
175 	RETURN_STR(message);
176 }
177 /* }}} */
178