mirror of
https://github.com/php/php-src.git
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330 lines
8.7 KiB
C
330 lines
8.7 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 6 |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Andrei Zmievski <andrei@php.net> |
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| Wez Furlong <wez@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "php_unicode.h"
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#include "zend_unicode.h"
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void php_register_unicode_iterators(TSRMLS_D);
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/* {{{ proto unicode unicode_decode(binary input, string encoding [, int flags]) U
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Takes a binary string converts it to a Unicode string using the specifed encoding */
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static PHP_FUNCTION(unicode_decode)
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{
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char *str, *enc;
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int str_len, enc_len;
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long flags;
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UChar *dest;
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int dest_len;
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UErrorCode status;
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UConverter *conv = NULL;
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int num_conv;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Ss|l", &str, &str_len, &enc, &enc_len, &flags)) {
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return;
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}
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if (ZEND_NUM_ARGS() > 2) {
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if ((flags & 0xff) > ZEND_CONV_ERROR_LAST_ENUM) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "illegal value for conversion error mode");
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RETURN_FALSE;
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}
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} else {
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flags = UG(to_error_mode);
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}
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status = U_ZERO_ERROR;
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conv = ucnv_open(enc, &status);
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if (U_FAILURE(status)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not create converter for '%s' encoding", enc);
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RETURN_FALSE;
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}
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zend_set_converter_error_mode(conv, ZEND_TO_UNICODE, flags);
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status = U_ZERO_ERROR;
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num_conv = zend_convert_to_unicode(conv, &dest, &dest_len, str, str_len, &status);
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if (U_FAILURE(status)) {
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zend_raise_conversion_error_ex("could not decode binary string", conv, ZEND_TO_UNICODE, num_conv, (flags & ZEND_CONV_ERROR_EXCEPTION) TSRMLS_CC);
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efree(dest);
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ucnv_close(conv);
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RETURN_FALSE;
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}
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ucnv_close(conv);
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RETVAL_UNICODEL(dest, dest_len, 0);
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}
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/* }}} */
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/* {{{ proto binary unicode_encode(unicode input, string encoding [, int flags]) U
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Takes a Unicode string and converts it to a binary string using the specified encoding */
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static PHP_FUNCTION(unicode_encode)
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{
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UChar *uni;
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char *enc;
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int uni_len, enc_len;
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long flags;
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char *dest;
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int dest_len;
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UErrorCode status;
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UConverter *conv = NULL;
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int num_conv;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Us|l", &uni, &uni_len, &enc, &enc_len, &flags) == FAILURE) {
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return;
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}
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if (ZEND_NUM_ARGS() > 2) {
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if ((flags & 0xff) > ZEND_CONV_ERROR_LAST_ENUM) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "illegal value for conversion error mode");
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RETURN_FALSE;
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}
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} else {
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flags = UG(from_error_mode);
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}
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status = U_ZERO_ERROR;
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conv = ucnv_open(enc, &status);
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if (U_FAILURE(status)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not create converter for '%s' encoding", enc);
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RETURN_FALSE;
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}
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zend_set_converter_error_mode(conv, ZEND_FROM_UNICODE, flags);
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zend_set_converter_subst_char(conv, UG(from_subst_char));
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status = U_ZERO_ERROR;
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num_conv = zend_convert_from_unicode(conv, &dest, &dest_len, uni, uni_len, &status);
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if (U_FAILURE(status)) {
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int32_t offset = u_countChar32(uni, num_conv);
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zend_raise_conversion_error_ex("could not encode Unicode string", conv, ZEND_FROM_UNICODE, offset, (flags & ZEND_CONV_ERROR_EXCEPTION) TSRMLS_CC);
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efree(dest);
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ucnv_close(conv);
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RETURN_FALSE;
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}
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ucnv_close(conv);
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RETVAL_STRINGL(dest, dest_len, 0);
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}
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/* }}} */
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/* {{{ proto bool unicode_semantics() U
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Check whether unicode semantics are enabled */
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static PHP_FUNCTION(unicode_semantics)
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{
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RETURN_BOOL(UG(unicode));
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}
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/* }}} */
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/* {{{ proto bool unicode_set_error_mode(int direction, int mode) U
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Sets global conversion error mode for the specified conversion direction */
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PHP_FUNCTION(unicode_set_error_mode)
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{
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zend_conv_direction direction;
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long tmp, mode;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &tmp, &mode) == FAILURE) {
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return;
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}
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direction = (zend_conv_direction) tmp;
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if (direction != ZEND_FROM_UNICODE && direction != ZEND_TO_UNICODE) {
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php_error(E_WARNING, "Invalid conversion direction value");
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RETURN_FALSE;
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}
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if ((mode & 0xff) > ZEND_CONV_ERROR_LAST_ENUM) {
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php_error(E_WARNING, "Illegal value for conversion error mode");
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RETURN_FALSE;
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}
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if (direction == ZEND_FROM_UNICODE) {
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UG(from_error_mode) = mode;
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} else {
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UG(to_error_mode) = mode;
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}
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zend_update_converters_error_behavior(TSRMLS_C);
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RETURN_TRUE;
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}
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/* }}} */
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/* {{{ proto bool unicode_set_subst_char(string character) U
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Sets global substitution character for conversion from Unicode to codepage */
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PHP_FUNCTION(unicode_set_subst_char)
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{
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UChar *subst_char;
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UChar32 cp;
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int subst_char_len, len;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "u", &subst_char, &subst_char_len) == FAILURE) {
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return;
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}
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if (subst_char_len < 1 ) {
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php_error(E_WARNING, "Empty substitution character");
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RETURN_FALSE;
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}
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cp = zend_get_codepoint_at(subst_char, subst_char_len, 0);
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if (cp < 0 || cp >= UCHAR_MAX_VALUE) {
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zend_error(E_WARNING, "Substitution character value U+%06x is out of range (0 - 0x10FFFF)", cp);
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RETURN_FALSE;
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}
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len = zend_codepoint_to_uchar(cp, UG(from_subst_char));
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UG(from_subst_char)[len] = 0;
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zend_update_converters_error_behavior(TSRMLS_C);
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RETURN_TRUE;
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}
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/* }}} */
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/* {{{ proto int unicode_get_error_mode(int direction) U
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Returns global conversion error mode for the specified conversion direction */
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PHP_FUNCTION(unicode_get_error_mode)
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{
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zend_conv_direction direction;
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long tmp;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &tmp) == FAILURE) {
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return;
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}
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direction = (zend_conv_direction) tmp;
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if (direction == ZEND_FROM_UNICODE) {
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RETURN_LONG(UG(from_error_mode));
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} else if (direction == ZEND_TO_UNICODE) {
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RETURN_LONG(UG(to_error_mode));
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} else {
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php_error(E_WARNING, "Invalid conversion direction value");
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RETURN_FALSE;
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}
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}
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/* }}} */
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/* {{{ proto string unicode_get_subst_char() U
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Returns global substitution character for conversion from Unicode to codepage */
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PHP_FUNCTION(unicode_get_subst_char)
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{
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
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return;
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}
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RETURN_UNICODE(UG(from_subst_char), 1);
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}
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/* }}} */
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/* {{{ unicode_functions[] */
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zend_function_entry unicode_functions[] = {
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PHP_FE(i18n_loc_get_default, NULL)
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PHP_FE(i18n_loc_set_default, NULL)
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PHP_FE(i18n_coll_get_default, NULL)
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PHP_FE(unicode_decode, NULL)
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PHP_FE(unicode_semantics, NULL)
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PHP_FE(unicode_encode, NULL)
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PHP_FE(unicode_set_error_mode, NULL)
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PHP_FE(unicode_set_subst_char, NULL)
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PHP_FE(unicode_get_error_mode, NULL)
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PHP_FE(unicode_get_subst_char, NULL)
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PHP_FE(collator_create, NULL)
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PHP_FE(collator_compare, NULL)
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{ NULL, NULL, NULL }
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};
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/* }}} */
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/* {{{ unicode_module_entry
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*/
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zend_module_entry unicode_module_entry = {
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STANDARD_MODULE_HEADER,
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"unicode",
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unicode_functions,
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PHP_MINIT(unicode), /* Replace with NULL if there is nothing to do at php startup */
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PHP_MSHUTDOWN(unicode), /* Replace with NULL if there is nothing to do at php shutdown */
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PHP_RINIT(unicode), /* Replace with NULL if there is nothing to do at request start */
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PHP_RSHUTDOWN(unicode), /* Replace with NULL if there is nothing to do at request end */
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PHP_MINFO(unicode),
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"1.0",
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STANDARD_MODULE_PROPERTIES
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};
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/* }}} */
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#ifdef COMPILE_DL_UNICODE
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ZEND_GET_MODULE(unicode)
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#endif
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/* {{{ PHP_MINIT_FUNCTION */
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PHP_MINIT_FUNCTION(unicode)
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{
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php_register_unicode_iterators(TSRMLS_C);
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php_init_collation(TSRMLS_C);
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_MSHUTDOWN_FUNCTION */
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PHP_MSHUTDOWN_FUNCTION(unicode)
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{
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/* add your stuff here */
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_RINIT_FUNCTION */
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PHP_RINIT_FUNCTION(unicode)
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{
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_RSHUTDOWN_FUNCTION */
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PHP_RSHUTDOWN_FUNCTION(unicode)
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{
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_MINFO_FUNCTION */
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PHP_MINFO_FUNCTION(unicode)
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{
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php_info_print_box_start(0);
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php_printf("ICU API extension\n");
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php_printf("Based on ICU library %s\n", U_COPYRIGHT_STRING);
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php_printf("ICU Version %s\n", U_ICU_VERSION);
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php_info_print_box_end();
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/* add your stuff here */
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}
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/* }}} */
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: noet sw=4 ts=4 fdm=marker
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* vim<600: noet sw=4 ts=4
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*/
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