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|
/*
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
| Copyright (c) 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. |
+----------------------------------------------------------------------+
| Authors: Sara Golemon <pollita@php.net> |
+----------------------------------------------------------------------+
*/
#include "php_http.h"
#include "php_ini.h"
#include "url.h"
#define URL_DEFAULT_ARG_SEP "&"
/* {{{ php_url_encode_hash */
PHPAPI int php_url_encode_hash_ex(HashTable *ht, smart_str *formstr,
const char *num_prefix, size_t num_prefix_len,
const char *key_prefix, size_t key_prefix_len,
const char *key_suffix, size_t key_suffix_len,
zval *type, char *arg_sep, int enc_type)
{
zend_string *key = NULL;
char *newprefix, *p;
const char *prop_name;
size_t arg_sep_len, newprefix_len, prop_len;
zend_ulong idx;
zval *zdata = NULL;
if (!ht) {
return FAILURE;
}
if (GC_IS_RECURSIVE(ht)) {
/* Prevent recursion */
return SUCCESS;
}
if (!arg_sep) {
arg_sep = INI_STR("arg_separator.output");
if (!arg_sep || !strlen(arg_sep)) {
arg_sep = URL_DEFAULT_ARG_SEP;
}
}
arg_sep_len = strlen(arg_sep);
ZEND_HASH_FOREACH_KEY_VAL(ht, idx, key, zdata) {
zend_bool is_dynamic = 1;
if (Z_TYPE_P(zdata) == IS_INDIRECT) {
zdata = Z_INDIRECT_P(zdata);
if (Z_ISUNDEF_P(zdata)) {
continue;
}
is_dynamic = 0;
}
/* handling for private & protected object properties */
if (key) {
prop_name = ZSTR_VAL(key);
prop_len = ZSTR_LEN(key);
if (type != NULL && zend_check_property_access(Z_OBJ_P(type), key, is_dynamic) != SUCCESS) {
/* property not visible in this scope */
continue;
}
if (ZSTR_VAL(key)[0] == '\0' && type != NULL) {
const char *tmp;
zend_unmangle_property_name_ex(key, &tmp, &prop_name, &prop_len);
} else {
prop_name = ZSTR_VAL(key);
prop_len = ZSTR_LEN(key);
}
} else {
prop_name = NULL;
prop_len = 0;
}
ZVAL_DEREF(zdata);
if (Z_TYPE_P(zdata) == IS_ARRAY || Z_TYPE_P(zdata) == IS_OBJECT) {
if (key) {
zend_string *ekey;
if (enc_type == PHP_QUERY_RFC3986) {
ekey = php_raw_url_encode(prop_name, prop_len);
} else {
ekey = php_url_encode(prop_name, prop_len);
}
newprefix_len = key_suffix_len + ZSTR_LEN(ekey) + key_prefix_len + 3 /* %5B */;
newprefix = emalloc(newprefix_len + 1);
p = newprefix;
if (key_prefix) {
memcpy(p, key_prefix, key_prefix_len);
p += key_prefix_len;
}
memcpy(p, ZSTR_VAL(ekey), ZSTR_LEN(ekey));
p += ZSTR_LEN(ekey);
zend_string_free(ekey);
if (key_suffix) {
memcpy(p, key_suffix, key_suffix_len);
p += key_suffix_len;
}
*(p++) = '%';
*(p++) = '5';
*(p++) = 'B';
*p = '\0';
} else {
char *ekey;
size_t ekey_len;
/* Is an integer key */
ekey_len = spprintf(&ekey, 0, ZEND_LONG_FMT, idx);
newprefix_len = key_prefix_len + num_prefix_len + ekey_len + key_suffix_len + 3 /* %5B */;
newprefix = emalloc(newprefix_len + 1);
p = newprefix;
if (key_prefix) {
memcpy(p, key_prefix, key_prefix_len);
p += key_prefix_len;
}
if (num_prefix) {
memcpy(p, num_prefix, num_prefix_len);
p += num_prefix_len;
}
memcpy(p, ekey, ekey_len);
p += ekey_len;
efree(ekey);
if (key_suffix) {
memcpy(p, key_suffix, key_suffix_len);
p += key_suffix_len;
}
*(p++) = '%';
*(p++) = '5';
*(p++) = 'B';
*p = '\0';
}
if (!(GC_FLAGS(ht) & GC_IMMUTABLE)) {
GC_PROTECT_RECURSION(ht);
}
php_url_encode_hash_ex(HASH_OF(zdata), formstr, NULL, 0, newprefix, newprefix_len, "%5D", 3, (Z_TYPE_P(zdata) == IS_OBJECT ? zdata : NULL), arg_sep, enc_type);
if (!(GC_FLAGS(ht) & GC_IMMUTABLE)) {
GC_UNPROTECT_RECURSION(ht);
}
efree(newprefix);
} else if (Z_TYPE_P(zdata) == IS_NULL || Z_TYPE_P(zdata) == IS_RESOURCE) {
/* Skip these types */
continue;
} else {
if (formstr->s) {
smart_str_appendl(formstr, arg_sep, arg_sep_len);
}
/* Simple key=value */
if (key_prefix) {
smart_str_appendl(formstr, key_prefix, key_prefix_len);
}
if (key) {
zend_string *ekey;
if (enc_type == PHP_QUERY_RFC3986) {
ekey = php_raw_url_encode(prop_name, prop_len);
} else {
ekey = php_url_encode(prop_name, prop_len);
}
smart_str_append(formstr, ekey);
zend_string_free(ekey);
} else {
/* Numeric key */
if (num_prefix) {
smart_str_appendl(formstr, num_prefix, num_prefix_len);
}
smart_str_append_long(formstr, idx);
}
if (key_suffix) {
smart_str_appendl(formstr, key_suffix, key_suffix_len);
}
smart_str_appendl(formstr, "=", 1);
switch (Z_TYPE_P(zdata)) {
case IS_STRING: {
zend_string *ekey;
if (enc_type == PHP_QUERY_RFC3986) {
ekey = php_raw_url_encode(Z_STRVAL_P(zdata), Z_STRLEN_P(zdata));
} else {
ekey = php_url_encode(Z_STRVAL_P(zdata), Z_STRLEN_P(zdata));
}
smart_str_append(formstr, ekey);
zend_string_free(ekey);
}
break;
case IS_LONG:
smart_str_append_long(formstr, Z_LVAL_P(zdata));
break;
case IS_FALSE:
smart_str_appendl(formstr, "0", sizeof("0")-1);
break;
case IS_TRUE:
smart_str_appendl(formstr, "1", sizeof("1")-1);
break;
default:
{
zend_string *ekey;
zend_string *tmp;
zend_string *str= zval_get_tmp_string(zdata, &tmp);
if (enc_type == PHP_QUERY_RFC3986) {
ekey = php_raw_url_encode(ZSTR_VAL(str), ZSTR_LEN(str));
} else {
ekey = php_url_encode(ZSTR_VAL(str), ZSTR_LEN(str));
}
smart_str_append(formstr, ekey);
zend_tmp_string_release(tmp);
zend_string_free(ekey);
}
}
}
} ZEND_HASH_FOREACH_END();
return SUCCESS;
}
/* }}} */
/* {{{ proto string|false http_build_query(mixed formdata [, string prefix [, string arg_separator [, int enc_type]]])
Generates a form-encoded query string from an associative array or object. */
PHP_FUNCTION(http_build_query)
{
zval *formdata;
char *prefix = NULL, *arg_sep=NULL;
size_t arg_sep_len = 0, prefix_len = 0;
smart_str formstr = {0};
zend_long enc_type = PHP_QUERY_RFC1738;
ZEND_PARSE_PARAMETERS_START(1, 4)
Z_PARAM_ARRAY_OR_OBJECT(formdata)
Z_PARAM_OPTIONAL
Z_PARAM_STRING(prefix, prefix_len)
Z_PARAM_STRING(arg_sep, arg_sep_len)
Z_PARAM_LONG(enc_type)
ZEND_PARSE_PARAMETERS_END();
if (php_url_encode_hash_ex(HASH_OF(formdata), &formstr, prefix, prefix_len, NULL, 0, NULL, 0, (Z_TYPE_P(formdata) == IS_OBJECT ? formdata : NULL), arg_sep, (int)enc_type) == FAILURE) {
if (formstr.s) {
smart_str_free(&formstr);
}
RETURN_FALSE;
}
if (!formstr.s) {
RETURN_EMPTY_STRING();
}
smart_str_0(&formstr);
RETURN_NEW_STR(formstr.s);
}
/* }}} */
|
