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: Scott MacVicar <scottmac@php.net>                           |
12    +----------------------------------------------------------------------+
13  */
14 
15 #ifdef HAVE_CONFIG_H
16 #include "config.h"
17 #endif
18 
19 #include "php_intl.h"
20 #include "spoofchecker_class.h"
21 #include "intl_data.h"
22 
23 /* {{{ Spoofchecker object constructor. */
PHP_METHOD(Spoofchecker,__construct)24 PHP_METHOD(Spoofchecker, __construct)
25 {
26 #if U_ICU_VERSION_MAJOR_NUM < 58
27 	int checks;
28 #endif
29 	zend_error_handling error_handling;
30 	SPOOFCHECKER_METHOD_INIT_VARS;
31 
32 	if (zend_parse_parameters_none() == FAILURE) {
33 		RETURN_THROWS();
34 	}
35 
36 	zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, &error_handling);
37 
38 	SPOOFCHECKER_METHOD_FETCH_OBJECT_NO_CHECK;
39 
40 	co->uspoof = uspoof_open(SPOOFCHECKER_ERROR_CODE_P(co));
41 	INTL_METHOD_CHECK_STATUS(co, "spoofchecker: unable to open ICU Spoof Checker");
42 
43 #if U_ICU_VERSION_MAJOR_NUM >= 58
44 	/* TODO save it into the object for further suspiction check comparison. */
45 	/* ICU 58 removes WSC and MSC handling. However there are restriction
46 	 levels as defined in
47 	 http://www.unicode.org/reports/tr39/tr39-15.html#Restriction_Level_Detection
48 	 and the default is high restrictive. In further, we might want to utilize
49 	 uspoof_check2 APIs when it became stable, to use extended check result APIs.
50 	 Subsequent changes in the unicode security algos are to be watched.*/
51 	uspoof_setRestrictionLevel(co->uspoof, SPOOFCHECKER_DEFAULT_RESTRICTION_LEVEL);
52 #else
53 	/* Single-script enforcement is on by default. This fails for languages
54 	 like Japanese that legally use multiple scripts within a single word,
55 	 so we turn it off.
56 	*/
57 	checks = uspoof_getChecks(co->uspoof, SPOOFCHECKER_ERROR_CODE_P(co));
58 	uspoof_setChecks(co->uspoof, checks & ~USPOOF_SINGLE_SCRIPT, SPOOFCHECKER_ERROR_CODE_P(co));
59 #endif
60 	zend_restore_error_handling(&error_handling);
61 }
62 /* }}} */
63