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php-src/ext/mbstring/mb_gpc.c
foobar 23e671a51e - Bumber up year
2005-08-03 14:08:58 +00:00

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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2005 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 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_0.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: Rui Hirokawa <hirokawa@php.net> |
| Moriyoshi Koizumi <moriyoshi@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* {{{ includes */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "php_variables.h"
#include "mbstring.h"
#include "ext/standard/php_string.h"
#include "ext/standard/php_mail.h"
#include "ext/standard/url.h"
#include "main/php_output.h"
#include "ext/standard/info.h"
#include "php_variables.h"
#include "php_globals.h"
#include "rfc1867.h"
#include "php_content_types.h"
#include "SAPI.h"
#include "TSRM.h"
#include "mb_gpc.h"
/* }}} */
#if HAVE_MBSTRING
ZEND_EXTERN_MODULE_GLOBALS(mbstring)
/* {{{ MBSTRING_API SAPI_TREAT_DATA_FUNC(mbstr_treat_data)
* http input processing */
MBSTRING_API SAPI_TREAT_DATA_FUNC(mbstr_treat_data)
{
char *res = NULL, *separator=NULL;
const char *c_var;
zval *array_ptr;
int free_buffer=0;
enum mbfl_no_encoding detected;
php_mb_encoding_handler_info_t info;
if (!MBSTRG(encoding_translation)) {
php_default_treat_data(arg, str, destArray TSRMLS_CC);
return;
}
switch (arg) {
case PARSE_POST:
case PARSE_GET:
case PARSE_COOKIE:
ALLOC_ZVAL(array_ptr);
array_init(array_ptr);
INIT_PZVAL(array_ptr);
switch (arg) {
case PARSE_POST:
PG(http_globals)[TRACK_VARS_POST] = array_ptr;
break;
case PARSE_GET:
PG(http_globals)[TRACK_VARS_GET] = array_ptr;
break;
case PARSE_COOKIE:
PG(http_globals)[TRACK_VARS_COOKIE] = array_ptr;
break;
}
break;
default:
array_ptr=destArray;
break;
}
if (arg==PARSE_POST) {
sapi_handle_post(array_ptr TSRMLS_CC);
return;
}
if (arg == PARSE_GET) { /* GET data */
c_var = SG(request_info).query_string;
if (c_var && *c_var) {
res = (char *) estrdup(c_var);
free_buffer = 1;
} else {
free_buffer = 0;
}
} else if (arg == PARSE_COOKIE) { /* Cookie data */
c_var = SG(request_info).cookie_data;
if (c_var && *c_var) {
res = (char *) estrdup(c_var);
free_buffer = 1;
} else {
free_buffer = 0;
}
} else if (arg == PARSE_STRING) { /* String data */
res = str;
free_buffer = 1;
}
if (!res) {
return;
}
switch (arg) {
case PARSE_POST:
case PARSE_GET:
case PARSE_STRING:
separator = (char *) estrdup(PG(arg_separator).input);
break;
case PARSE_COOKIE:
separator = ";\0";
break;
}
switch(arg) {
case PARSE_POST:
MBSTRG(http_input_identify_post) = mbfl_no_encoding_invalid;
break;
case PARSE_GET:
MBSTRG(http_input_identify_get) = mbfl_no_encoding_invalid;
break;
case PARSE_COOKIE:
MBSTRG(http_input_identify_cookie) = mbfl_no_encoding_invalid;
break;
case PARSE_STRING:
MBSTRG(http_input_identify_string) = mbfl_no_encoding_invalid;
break;
}
info.data_type = arg;
info.separator = separator;
info.force_register_globals = 0;
info.report_errors = 0;
info.to_encoding = MBSTRG(internal_encoding);
info.to_language = MBSTRG(language);
info.from_encodings = MBSTRG(http_input_list);
info.num_from_encodings = MBSTRG(http_input_list_size);
info.from_language = MBSTRG(language);
detected = _php_mb_encoding_handler_ex(&info, array_ptr, res TSRMLS_CC);
MBSTRG(http_input_identify) = detected;
if (detected != mbfl_no_encoding_invalid) {
switch(arg){
case PARSE_POST:
MBSTRG(http_input_identify_post) = detected;
break;
case PARSE_GET:
MBSTRG(http_input_identify_get) = detected;
break;
case PARSE_COOKIE:
MBSTRG(http_input_identify_cookie) = detected;
break;
case PARSE_STRING:
MBSTRG(http_input_identify_string) = detected;
break;
}
}
if (arg != PARSE_COOKIE) {
efree(separator);
}
if (free_buffer) {
efree(res);
}
}
/* }}} */
/* {{{ mbfl_no_encoding _php_mb_encoding_handler_ex() */
enum mbfl_no_encoding _php_mb_encoding_handler_ex(const php_mb_encoding_handler_info_t *info, zval *arg, char *res TSRMLS_DC)
{
char *var, *val;
const char *s1, *s2;
char *strtok_buf = NULL, **val_list = NULL;
zval *array_ptr = (zval *) arg;
int n, num, *len_list = NULL;
unsigned int val_len, new_val_len;
mbfl_string string, resvar, resval;
enum mbfl_no_encoding from_encoding = mbfl_no_encoding_invalid;
mbfl_encoding_detector *identd = NULL;
mbfl_buffer_converter *convd = NULL;
int prev_rg_state = 0;
mbfl_string_init_set(&string, info->to_language, info->to_encoding);
mbfl_string_init_set(&resvar, info->to_language, info->to_encoding);
mbfl_string_init_set(&resval, info->to_language, info->to_encoding);
/* register_globals stuff
* XXX: this feature is going to be deprecated? */
if (info->force_register_globals) {
prev_rg_state = PG(register_globals);
PG(register_globals) = 1;
}
if (!res || *res == '\0') {
goto out;
}
/* count the variables(separators) contained in the "res".
* separator may contain multiple separator chars.
*/
num = 1;
for (s1=res; *s1 != '\0'; s1++) {
for (s2=info->separator; *s2 != '\0'; s2++) {
if (*s1 == *s2) {
num++;
}
}
}
num *= 2; /* need space for variable name and value */
val_list = (char **)ecalloc(num, sizeof(char *));
len_list = (int *)ecalloc(num, sizeof(int));
/* split and decode the query */
n = 0;
strtok_buf = NULL;
var = php_strtok_r(res, info->separator, &strtok_buf);
while (var) {
val = strchr(var, '=');
if (val) { /* have a value */
len_list[n] = php_url_decode(var, val-var);
val_list[n] = var;
n++;
*val++ = '\0';
val_list[n] = val;
len_list[n] = php_url_decode(val, strlen(val));
} else {
len_list[n] = php_url_decode(var, strlen(var));
val_list[n] = var;
n++;
val_list[n] = "";
len_list[n] = 0;
}
n++;
var = php_strtok_r(NULL, info->separator, &strtok_buf);
}
num = n; /* make sure to process initilized vars only */
/* initialize converter */
if (info->num_from_encodings <= 0) {
from_encoding = mbfl_no_encoding_pass;
} else if (info->num_from_encodings == 1) {
from_encoding = info->from_encodings[0];
} else {
/* auto detect */
from_encoding = mbfl_no_encoding_invalid;
identd = mbfl_encoding_detector_new((enum mbfl_no_encoding *)info->from_encodings, info->num_from_encodings);
if (identd) {
n = 0;
while (n < num) {
string.val = (unsigned char *)val_list[n];
string.len = len_list[n];
if (mbfl_encoding_detector_feed(identd, &string)) {
break;
}
n++;
}
from_encoding = mbfl_encoding_detector_judge(identd);
mbfl_encoding_detector_delete(identd);
}
if (from_encoding == mbfl_no_encoding_invalid) {
if (info->report_errors) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to detect encoding");
}
from_encoding = mbfl_no_encoding_pass;
}
}
convd = NULL;
if (from_encoding != mbfl_no_encoding_pass) {
convd = mbfl_buffer_converter_new(from_encoding, info->to_encoding, 0);
if (convd != NULL) {
mbfl_buffer_converter_illegal_mode(convd, MBSTRG(current_filter_illegal_mode));
mbfl_buffer_converter_illegal_substchar(convd, MBSTRG(current_filter_illegal_substchar));
} else {
if (info->report_errors) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to create converter");
}
goto out;
}
}
/* convert encoding */
string.no_encoding = from_encoding;
n = 0;
while (n < num) {
string.val = (unsigned char *)val_list[n];
string.len = len_list[n];
if (convd != NULL && mbfl_buffer_converter_feed_result(convd, &string, &resvar) != NULL) {
var = (char *)resvar.val;
} else {
var = val_list[n];
}
n++;
string.val = val_list[n];
string.len = len_list[n];
if (convd != NULL && mbfl_buffer_converter_feed_result(convd, &string, &resval) != NULL) {
val = resval.val;
val_len = resval.len;
} else {
val = val_list[n];
val_len = len_list[n];
}
n++;
/* we need val to be emalloc()ed */
val = estrndup(val, val_len);
if (sapi_module.input_filter(info->data_type, var, &val, val_len, &new_val_len TSRMLS_CC)) {
/* add variable to symbol table */
php_register_variable_safe(var, val, new_val_len, array_ptr TSRMLS_CC);
}
efree(val);
if (convd != NULL){
mbfl_string_clear(&resvar);
mbfl_string_clear(&resval);
}
}
out:
/* register_global stuff */
if (info->force_register_globals) {
PG(register_globals) = prev_rg_state;
}
if (convd != NULL) {
mbfl_buffer_converter_delete(convd);
}
if (val_list != NULL) {
efree((void *)val_list);
}
if (len_list != NULL) {
efree((void *)len_list);
}
return from_encoding;
}
/* }}} */
/* {{{ SAPI_POST_HANDLER_FUNC(php_mb_post_handler) */
SAPI_POST_HANDLER_FUNC(php_mb_post_handler)
{
enum mbfl_no_encoding detected;
php_mb_encoding_handler_info_t info;
MBSTRG(http_input_identify_post) = mbfl_no_encoding_invalid;
info.data_type = PARSE_POST;
info.separator = "&";
info.force_register_globals = 0;
info.report_errors = 0;
info.to_encoding = MBSTRG(internal_encoding);
info.to_language = MBSTRG(language);
info.from_encodings = MBSTRG(http_input_list);
info.num_from_encodings = MBSTRG(http_input_list_size);
info.from_language = MBSTRG(language);
detected = _php_mb_encoding_handler_ex(&info, arg, SG(request_info).post_data TSRMLS_CC);
MBSTRG(http_input_identify) = detected;
if (detected != mbfl_no_encoding_invalid) {
MBSTRG(http_input_identify_post) = detected;
}
}
/* }}} */
#endif /* HAVE_MBSTRING */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/
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