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|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 2009 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Pierre A. Joye <pierre@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id: idn.c 292566 2009-12-23 21:41:05Z stas $ */
/* {{{ includes */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <php.h>
#include <unicode/uidna.h>
#include <unicode/ustring.h>
#include "ext/standard/php_string.h"
#include "intl_error.h"
#include "intl_convert.h"
/* }}} */
/* {{{ grapheme_register_constants
* Register API constants
*/
void idn_register_constants( INIT_FUNC_ARGS )
{
/* Option to prohibit processing of unassigned codepoints in the input and
do not check if the input conforms to STD-3 ASCII rules. */
REGISTER_LONG_CONSTANT("IDNA_DEFAULT", UIDNA_DEFAULT, CONST_CS | CONST_PERSISTENT);
/* Option to allow processing of unassigned codepoints in the input */
REGISTER_LONG_CONSTANT("IDNA_ALLOW_UNASSIGNED", UIDNA_ALLOW_UNASSIGNED, CONST_CS | CONST_PERSISTENT);
/* Option to check if input conforms to STD-3 ASCII rules */
REGISTER_LONG_CONSTANT("IDNA_USE_STD3_RULES", UIDNA_USE_STD3_RULES, CONST_CS | CONST_PERSISTENT);
}
/* }}} */
enum {
INTL_IDN_TO_ASCII = 0,
INTL_IDN_TO_UTF8
};
static void php_intl_idn_to(INTERNAL_FUNCTION_PARAMETERS, int mode)
{
unsigned char* domain;
int domain_len;
long option = 0;
UChar* ustring = NULL;
int ustring_len = 0;
UErrorCode status;
char *converted_utf8;
int32_t converted_utf8_len;
UChar converted[MAXPATHLEN];
int32_t converted_ret_len;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", (char **)&domain, &domain_len, &option) == FAILURE) {
return;
}
if (domain_len < 1) {
intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR, "idn_to_ascii: empty domain name", 0 TSRMLS_CC );
RETURN_FALSE;
}
/* convert the string to UTF-16. */
status = U_ZERO_ERROR;
intl_convert_utf8_to_utf16(&ustring, &ustring_len, (char*) domain, domain_len, &status );
if (U_FAILURE(status)) {
intl_error_set_code(NULL, status TSRMLS_CC);
/* Set error messages. */
intl_error_set_custom_msg( NULL, "Error converting input string to UTF-16", 0 TSRMLS_CC );
efree(ustring);
RETURN_FALSE;
} else {
UParseError parse_error;
status = U_ZERO_ERROR;
if (mode == INTL_IDN_TO_ASCII) {
converted_ret_len = uidna_IDNToASCII(ustring, ustring_len, converted, MAXPATHLEN, (int32_t)option, &parse_error, &status);
} else {
converted_ret_len = uidna_IDNToUnicode(ustring, ustring_len, converted, MAXPATHLEN, (int32_t)option, &parse_error, &status);
}
efree(ustring);
if (U_FAILURE(status)) {
intl_error_set( NULL, status, "idn_to_ascii: cannot convert to ASCII", 0 TSRMLS_CC );
RETURN_FALSE;
}
status = U_ZERO_ERROR;
intl_convert_utf16_to_utf8(&converted_utf8, &converted_utf8_len, converted, converted_ret_len, &status);
if (U_FAILURE(status)) {
/* Set global error code. */
intl_error_set_code(NULL, status TSRMLS_CC);
/* Set error messages. */
intl_error_set_custom_msg( NULL, "Error converting output string to UTF-8", 0 TSRMLS_CC );
efree(converted_utf8);
RETURN_FALSE;
}
}
/* return the allocated string, not a duplicate */
RETURN_STRINGL(((char *)converted_utf8), converted_utf8_len, 0);
}
/* {{{ proto int idn_to_ascii(string domain[, int options])
Converts an Unicode domain to ASCII representation, as defined in the IDNA RFC */
PHP_FUNCTION(idn_to_ascii)
{
php_intl_idn_to(INTERNAL_FUNCTION_PARAM_PASSTHRU, INTL_IDN_TO_ASCII);
}
/* }}} */
/* {{{ proto int idn_to_utf8(string domain[, int options])
Converts an ASCII representation of the domain to Unicode (UTF-8), as defined in the IDNA RFC */
PHP_FUNCTION(idn_to_utf8)
{
php_intl_idn_to(INTERNAL_FUNCTION_PARAM_PASSTHRU, INTL_IDN_TO_UTF8);
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/
|
