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: Vadim Savchuk <vsavchuk@productengine.com> |
12 | Dmitry Lakhtyuk <dlakhtyuk@productengine.com> |
13 +----------------------------------------------------------------------+
14 */
15
16 #ifdef HAVE_CONFIG_H
17 #include <config.h>
18 #endif
19
20 #include "php_intl.h"
21 #include "collator_class.h"
22 #include "intl_convert.h"
23
24 /* {{{ Compare two strings. */
PHP_FUNCTION(collator_compare)25 PHP_FUNCTION( collator_compare )
26 {
27 char* str1 = NULL;
28 char* str2 = NULL;
29 size_t str1_len = 0;
30 size_t str2_len = 0;
31
32 UChar* ustr1 = NULL;
33 UChar* ustr2 = NULL;
34 int ustr1_len = 0;
35 int ustr2_len = 0;
36
37 UCollationResult result;
38
39 COLLATOR_METHOD_INIT_VARS
40
41 /* Parse parameters. */
42 if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "Oss",
43 &object, Collator_ce_ptr, &str1, &str1_len, &str2, &str2_len ) == FAILURE )
44 {
45 RETURN_THROWS();
46 }
47
48 /* Fetch the object. */
49 COLLATOR_METHOD_FETCH_OBJECT;
50
51 if (!co || !co->ucoll) {
52 intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
53 intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
54 "Object not initialized", 0 );
55 zend_throw_error(NULL, "Object not initialized");
56
57 RETURN_THROWS();
58 }
59
60 /*
61 * Compare given strings (converting them to UTF-16 first).
62 */
63
64 /* First convert the strings to UTF-16. */
65 intl_convert_utf8_to_utf16(
66 &ustr1, &ustr1_len, str1, str1_len, COLLATOR_ERROR_CODE_P( co ) );
67 if( U_FAILURE( COLLATOR_ERROR_CODE( co ) ) )
68 {
69 /* Set global error code. */
70 intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
71
72 /* Set error messages. */
73 intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
74 "Error converting first argument to UTF-16", 0 );
75 if (ustr1) {
76 efree( ustr1 );
77 }
78 RETURN_FALSE;
79 }
80
81 intl_convert_utf8_to_utf16(
82 &ustr2, &ustr2_len, str2, str2_len, COLLATOR_ERROR_CODE_P( co ) );
83 if( U_FAILURE( COLLATOR_ERROR_CODE( co ) ) )
84 {
85 /* Set global error code. */
86 intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
87
88 /* Set error messages. */
89 intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
90 "Error converting second argument to UTF-16", 0 );
91 if (ustr1) {
92 efree( ustr1 );
93 }
94 if (ustr2) {
95 efree( ustr2 );
96 }
97 RETURN_FALSE;
98 }
99
100 /* Then compare them. */
101 result = ucol_strcoll(
102 co->ucoll,
103 ustr1, ustr1_len,
104 ustr2, ustr2_len );
105
106 if( ustr1 )
107 efree( ustr1 );
108 if( ustr2 )
109 efree( ustr2 );
110
111 /* Return result of the comparison. */
112 RETURN_LONG( result );
113 }
114 /* }}} */
115
