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|
/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997, 1998, 1999, 2000 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.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. |
+----------------------------------------------------------------------+
| Authors: Rui Hirokawa <louis@cityfujisawa.ne.jp> |
| Stig Bakken <ssb@fast.no> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#if HAVE_ICONV
#include "php_ini.h"
#include "php_iconv.h"
#include "ext/standard/info.h"
ZEND_DECLARE_MODULE_GLOBALS(iconv)
#if HAVE_LIBICONV
#define icv_open(a,b) libiconv_open(a,b)
#define icv_close(a) libiconv_close(a)
#define icv(a,b,c,d,e) libiconv(a,b,c,d,e)
#else
#define icv_open(a,b) iconv_open(a,b)
#define icv_close(a) iconv_close(a)
#define icv(a,b,c,d,e) iconv(a,b,c,d,e)
#endif
/* True global resources - no need for thread safety here */
static int le_iconv;
/* Every user visible function must have an entry in iconv_functions[].
*/
function_entry iconv_functions[] = {
PHP_FE(iconv, NULL)
PHP_FE(ob_iconv_handler, NULL)
PHP_FE(iconv_get_encoding, NULL)
PHP_FE(iconv_set_encoding, NULL)
{NULL, NULL, NULL}
};
zend_module_entry iconv_module_entry = {
"iconv",
iconv_functions,
PHP_MINIT(iconv),
PHP_MSHUTDOWN(iconv),
NULL,
NULL,
PHP_MINFO(iconv),
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_ICONV
ZEND_GET_MODULE(iconv)
#endif
int php_iconv_string(char *, char **, char *, char *);
PHP_INI_BEGIN()
STD_PHP_INI_ENTRY("iconv.input_encoding", ICONV_INPUT_ENCODING, PHP_INI_ALL, OnUpdateString, input_encoding, zend_iconv_globals, iconv_globals)
STD_PHP_INI_ENTRY("iconv.output_encoding", ICONV_OUTPUT_ENCODING, PHP_INI_ALL, OnUpdateString, output_encoding, zend_iconv_globals, iconv_globals)
STD_PHP_INI_ENTRY("iconv.internal_encoding", ICONV_INTERNAL_ENCODING, PHP_INI_ALL, OnUpdateString, internal_encoding, zend_iconv_globals, iconv_globals)
PHP_INI_END()
PHP_MINIT_FUNCTION(iconv)
{
ZEND_INIT_MODULE_GLOBALS(iconv, NULL, NULL);
REGISTER_INI_ENTRIES();
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(iconv)
{
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
PHP_MINFO_FUNCTION(iconv)
{
php_info_print_table_start();
php_info_print_table_header(2, "iconv support", "enabled");
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
int php_iconv_string(char *in_p, char **out, char *in_charset, char *out_charset) {
unsigned int in_size, out_size;
char *out_buffer, *out_p;
iconv_t cd;
size_t result;
typedef unsigned int ucs4_t;
in_size = strlen(in_p) * sizeof(char) + 1;
out_size = strlen(in_p) * sizeof(ucs4_t) + 1;
out_buffer = (char *) emalloc(out_size);
*out = out_buffer;
out_p = out_buffer;
cd = icv_open(out_charset, in_charset);
if (cd == (iconv_t)(-1)) {
php_error(E_WARNING, "iconv: cannot convert from `%s' to `%s'",
in_charset, out_charset);
efree(out_buffer);
return -1;
}
result = icv(cd, (const char **) &in_p, &in_size, (char **)
&out_p, &out_size);
if (result == (size_t)(-1)) {
sprintf(out_buffer, "???") ;
return -1;
}
icv_close(cd);
return SUCCESS;
}
/* {{{ proto string iconv(string in_charset, string out_charset, string str)
Returns str converted to the out_charset character set */
PHP_FUNCTION(iconv)
{
zval **in_charset, **out_charset, **in_buffer;
unsigned int in_size, out_size;
char *out_buffer, *in_p, *out_p;
size_t result;
typedef unsigned int ucs4_t;
if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &in_charset, &out_charset, &in_buffer) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(in_charset);
convert_to_string_ex(out_charset);
convert_to_string_ex(in_buffer);
if (php_iconv_string(Z_STRVAL_PP(in_buffer), &out_buffer,
Z_STRVAL_PP(in_charset), Z_STRVAL_PP(out_charset)) == SUCCESS) {
RETVAL_STRING(out_buffer, 0);
} else {
RETURN_FALSE;
}
}
/* }}} */
/* {{{ proto string ob_iconv_handler(string contents)
Returns str in output buffer converted to the iconv.output_encoding character set */
PHP_FUNCTION(ob_iconv_handler)
{
int coding;
char *out_buffer;
zval **zv_string;
ICONVLS_FETCH();
if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &zv_string)==FAILURE) {
ZEND_WRONG_PARAM_COUNT();
}
if (php_iconv_string(Z_STRVAL_PP(zv_string), &out_buffer,
ICONVG(internal_encoding),
ICONVG(output_encoding))==SUCCESS) {
RETVAL_STRING(out_buffer, 0);
} else {
zval_dtor(return_value);
*return_value = **zv_string;
zval_copy_ctor(return_value);
}
}
/* }}} */
/* {{{ proto bool iconv_set_encoding(string int_charset, string out_charset)
Sets internal encoding and output encoding for ob_iconv_handler() */
PHP_FUNCTION(iconv_set_encoding)
{
zval **int_charset, **out_charset;
ICONVLS_FETCH();
if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &int_charset, &out_charset) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(int_charset);
convert_to_string_ex(out_charset);
if (ICONVG(internal_encoding)) {
free(ICONVG(internal_encoding));
}
ICONVG(internal_encoding) = estrndup(Z_STRVAL_PP(int_charset), Z_STRLEN_PP(int_charset));
if (ICONVG(output_encoding)) {
free(ICONVG(output_encoding));
}
ICONVG(output_encoding) = estrndup(Z_STRVAL_PP(out_charset),Z_STRLEN_PP(out_charset));
RETURN_TRUE;
}
/* }}} */
/* {{{ proto array iconv_get_encoding([string type])
Get internal encoding and output encoding for ob_iconv_handler() */
PHP_FUNCTION(iconv_get_encoding)
{
zval **type;
int argc = ZEND_NUM_ARGS();
ICONVLS_FETCH();
if (argc < 0 || argc > 1 || zend_get_parameters_ex(1, &type) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(type);
if (argc == 0 || !strcasecmp("all",Z_STRVAL_PP(type))) {
if (array_init(return_value) == FAILURE) {
RETURN_FALSE;
}
add_assoc_string(return_value, "output_encoding",
ICONVG(output_encoding), 1);
add_assoc_string(return_value, "internal_encoding",
ICONVG(internal_encoding), 1);
} else if (!strcasecmp("output_encoding",Z_STRVAL_PP(type))) {
RETVAL_STRING(ICONVG(output_encoding), 1);
} else if (!strcasecmp("internal_encoding",Z_STRVAL_PP(type))) {
RETVAL_STRING(ICONVG(internal_encoding), 1);
} else {
RETURN_FALSE;
}
}
/* }}} */
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
|
