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xmlrpc-epi-php.c
1509 lines (1283 loc) · 47.5 KB
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xmlrpc-epi-php.c
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/*
This file is part of, or distributed with, libXMLRPC - a C library for
xml-encoded function calls.
Author: Dan Libby (dan@libby.com)
Epinions.com may be contacted at feedback@epinions-inc.com
*/
/*
Copyright 2001 Epinions, Inc.
Subject to the following 3 conditions, Epinions, Inc. permits you, free
of charge, to (a) use, copy, distribute, modify, perform and display this
software and associated documentation files (the "Software"), and (b)
permit others to whom the Software is furnished to do so as well.
1) The above copyright notice and this permission notice shall be included
without modification in all copies or substantial portions of the
Software.
2) THE SOFTWARE IS PROVIDED "AS IS", WITHOUT ANY WARRANTY OR CONDITION OF
ANY KIND, EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION ANY
IMPLIED WARRANTIES OF ACCURACY, MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE OR NONINFRINGEMENT.
3) IN NO EVENT SHALL EPINIONS, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOST PROFITS ARISING OUT
OF OR IN CONNECTION WITH THE SOFTWARE (HOWEVER ARISING, INCLUDING
NEGLIGENCE), EVEN IF EPINIONS, INC. IS AWARE OF THE POSSIBILITY OF SUCH
DAMAGES.
*/
/* auto-generated portions of this file are also subject to the php license */
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2006 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: Dan Libby |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/**********************************************************************
* BUGS: *
* - when calling a php user function, there appears to be no way to *
* distinguish between a return value of null, and no return value *
* at all. The xml serialization layer(s) will then return a value *
* of null, when the right thing may be no value at all. (SOAP) *
**********************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "ext/standard/info.h"
#include "php_ini.h"
#include "php_xmlrpc.h"
#include "xmlrpc.h"
#define PHP_EXT_VERSION "0.51"
/* You should tweak config.m4 so this symbol (or some else suitable)
gets defined. */
ZEND_DECLARE_MODULE_GLOBALS(xmlrpc)
static int le_xmlrpc_server;
zend_function_entry xmlrpc_functions[] = {
PHP_FE(xmlrpc_encode, NULL)
PHP_FE(xmlrpc_decode, NULL)
PHP_FE(xmlrpc_decode_request, second_arg_force_ref)
PHP_FE(xmlrpc_encode_request, NULL)
PHP_FE(xmlrpc_get_type, NULL)
PHP_FE(xmlrpc_set_type, first_arg_force_ref)
PHP_FE(xmlrpc_is_fault, NULL)
PHP_FE(xmlrpc_server_create, NULL)
PHP_FE(xmlrpc_server_destroy, NULL)
PHP_FE(xmlrpc_server_register_method, NULL)
PHP_FE(xmlrpc_server_call_method, NULL)
PHP_FE(xmlrpc_parse_method_descriptions, NULL)
PHP_FE(xmlrpc_server_add_introspection_data, NULL)
PHP_FE(xmlrpc_server_register_introspection_callback, NULL)
{NULL, NULL, NULL}
};
zend_module_entry xmlrpc_module_entry = {
STANDARD_MODULE_HEADER,
"xmlrpc",
xmlrpc_functions,
PHP_MINIT(xmlrpc),
PHP_MSHUTDOWN(xmlrpc),
PHP_RINIT(xmlrpc), /* Replace with NULL if there's nothing to do at request start */
PHP_RSHUTDOWN(xmlrpc), /* Replace with NULL if there's nothing to do at request end */
PHP_MINFO(xmlrpc),
PHP_EXT_VERSION,
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_XMLRPC
ZEND_GET_MODULE(xmlrpc)
# ifdef PHP_WIN32
# include "zend_arg_defs.c"
# endif
#endif
/*******************************
* local structures and defines *
*******************************/
/* per server data */
typedef struct _xmlrpc_server_data {
zval* method_map;
zval* introspection_map;
XMLRPC_SERVER server_ptr;
} xmlrpc_server_data;
/* how to format output */
typedef struct _php_output_options {
int b_php_out;
int b_auto_version;
STRUCT_XMLRPC_REQUEST_OUTPUT_OPTIONS xmlrpc_out;
} php_output_options;
/* data passed to C callback */
typedef struct _xmlrpc_callback_data {
zval* xmlrpc_method;
zval* php_function;
zval* caller_params;
zval* return_data;
xmlrpc_server_data* server;
char php_executed;
} xmlrpc_callback_data;
/* output options */
#define OUTPUT_TYPE_KEY "output_type"
#define OUTPUT_TYPE_KEY_LEN (sizeof(OUTPUT_TYPE_KEY) - 1)
#define OUTPUT_TYPE_VALUE_PHP "php"
#define OUTPUT_TYPE_VALUE_XML "xml"
#define VERBOSITY_KEY "verbosity"
#define VERBOSITY_KEY_LEN (sizeof(VERBOSITY_KEY) - 1)
#define VERBOSITY_VALUE_NO_WHITE_SPACE "no_white_space"
#define VERBOSITY_VALUE_NEWLINES_ONLY "newlines_only"
#define VERBOSITY_VALUE_PRETTY "pretty"
#define ESCAPING_KEY "escaping"
#define ESCAPING_KEY_LEN (sizeof(ESCAPING_KEY) - 1)
#define ESCAPING_VALUE_CDATA "cdata"
#define ESCAPING_VALUE_NON_ASCII "non-ascii"
#define ESCAPING_VALUE_NON_PRINT "non-print"
#define ESCAPING_VALUE_MARKUP "markup"
#define VERSION_KEY "version"
#define VERSION_KEY_LEN (sizeof(VERSION_KEY) - 1)
#define VERSION_VALUE_SIMPLE "simple"
#define VERSION_VALUE_XMLRPC "xmlrpc"
#define VERSION_VALUE_SOAP11 "soap 1.1"
#define VERSION_VALUE_AUTO "auto"
#define ENCODING_KEY "encoding"
#define ENCODING_KEY_LEN (sizeof(ENCODING_KEY) - 1)
#define ENCODING_DEFAULT "iso-8859-1"
/* value types */
#define OBJECT_TYPE_ATTR "xmlrpc_type"
#define OBJECT_VALUE_ATTR "scalar"
#define OBJECT_VALUE_TS_ATTR "timestamp"
/* faults */
#define FAULT_CODE "faultCode"
#define FAULT_CODE_LEN (sizeof(FAULT_CODE) - 1)
#define FAULT_STRING "faultString"
#define FAULT_STRING_LEN (sizeof(FAULT_STRING) - 1)
/***********************
* forward declarations *
***********************/
XMLRPC_VALUE_TYPE get_zval_xmlrpc_type(zval* value, zval** newvalue);
static void php_xmlrpc_introspection_callback(XMLRPC_SERVER server, void* data);
int sset_zval_xmlrpc_type(zval* value, XMLRPC_VALUE_TYPE type);
zval* decode_request_worker(zval* xml_in, zval* encoding_in, zval* method_name_out);
const char* xmlrpc_type_as_str(XMLRPC_VALUE_TYPE type, XMLRPC_VECTOR_TYPE vtype);
XMLRPC_VALUE_TYPE xmlrpc_str_as_type(const char* str);
XMLRPC_VECTOR_TYPE xmlrpc_str_as_vector_type(const char* str);
int set_zval_xmlrpc_type(zval* value, XMLRPC_VALUE_TYPE type);
/*********************
* startup / shutdown *
*********************/
static void destroy_server_data(xmlrpc_server_data *server)
{
if (server) {
XMLRPC_ServerDestroy(server->server_ptr);
zval_dtor(server->method_map);
FREE_ZVAL(server->method_map);
zval_dtor(server->introspection_map);
FREE_ZVAL(server->introspection_map);
efree(server);
}
}
/* called when server is being destructed. either when xmlrpc_server_destroy
* is called, or when request ends. */
static void xmlrpc_server_destructor(zend_rsrc_list_entry *rsrc TSRMLS_DC)
{
if (rsrc && rsrc->ptr) {
destroy_server_data((xmlrpc_server_data*) rsrc->ptr);
}
}
/* module init */
PHP_MINIT_FUNCTION(xmlrpc)
{
le_xmlrpc_server = zend_register_list_destructors_ex(xmlrpc_server_destructor, NULL, "xmlrpc server", module_number);
return SUCCESS;
}
/* module shutdown */
PHP_MSHUTDOWN_FUNCTION(xmlrpc)
{
return SUCCESS;
}
/* Remove if there's nothing to do at request start */
PHP_RINIT_FUNCTION(xmlrpc)
{
return SUCCESS;
}
/* Remove if there's nothing to do at request end */
PHP_RSHUTDOWN_FUNCTION(xmlrpc)
{
return SUCCESS;
}
/* display info in phpinfo() */
PHP_MINFO_FUNCTION(xmlrpc)
{
php_info_print_table_start();
php_info_print_table_row(2, "core library version", XMLRPC_GetVersionString());
php_info_print_table_row(2, "php extension version", PHP_EXT_VERSION);
php_info_print_table_row(2, "author", "Dan Libby");
php_info_print_table_row(2, "homepage", "http://xmlrpc-epi.sourceforge.net");
php_info_print_table_row(2, "open sourced by", "Epinions.com");
php_info_print_table_end();
}
/*******************
* random utilities *
*******************/
/* Utility functions for adding data types to arrays, with or without key (assoc, non-assoc).
* Could easily be further generalized to work with objects.
*/
#if 0
static int add_long(zval* list, char* id, int num) {
if(id) return add_assoc_long(list, id, num);
else return add_next_index_long(list, num);
}
static int add_double(zval* list, char* id, double num) {
if(id) return add_assoc_double(list, id, num);
else return add_next_index_double(list, num);
}
static int add_string(zval* list, char* id, char* string, int duplicate) {
if(id) return add_assoc_string(list, id, string, duplicate);
else return add_next_index_string(list, string, duplicate);
}
static int add_stringl(zval* list, char* id, char* string, uint length, int duplicate) {
if(id) return add_assoc_stringl(list, id, string, length, duplicate);
else return add_next_index_stringl(list, string, length, duplicate);
}
#endif
static int add_zval(zval* list, const char* id, zval** val)
{
if (list && val) {
if (id) {
return zend_hash_update(Z_ARRVAL_P(list), (char*) id, strlen(id) + 1, (void *) val, sizeof(zval **), NULL);
} else {
return zend_hash_next_index_insert(Z_ARRVAL_P(list), (void *) val, sizeof(zval **), NULL);
}
}
/* what is the correct return on error? */
return 0;
}
#define my_zend_hash_get_current_key(ht, my_key, num_index) zend_hash_get_current_key(ht, my_key, num_index, 0)
/*************************
* input / output options *
*************************/
/* parse an array (user input) into output options suitable for use by xmlrpc engine
* and determine whether to return data as xml or php vars */
static void set_output_options(php_output_options* options, zval* output_opts)
{
if (options) {
/* defaults */
options->b_php_out = 0;
options->b_auto_version = 1;
options->xmlrpc_out.version = xmlrpc_version_1_0;
options->xmlrpc_out.xml_elem_opts.encoding = ENCODING_DEFAULT;
options->xmlrpc_out.xml_elem_opts.verbosity = xml_elem_pretty;
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_markup_escaping | xml_elem_non_ascii_escaping | xml_elem_non_print_escaping;
if (output_opts && Z_TYPE_P(output_opts) == IS_ARRAY) {
zval** val;
/* type of output (xml/php) */
if (zend_hash_find(Z_ARRVAL_P(output_opts), OUTPUT_TYPE_KEY, OUTPUT_TYPE_KEY_LEN + 1, (void**) &val) == SUCCESS) {
if (Z_TYPE_PP(val) == IS_STRING) {
if (!strcmp(Z_STRVAL_PP(val), OUTPUT_TYPE_VALUE_PHP)) {
options->b_php_out = 1;
} else if (!strcmp(Z_STRVAL_PP(val), OUTPUT_TYPE_VALUE_XML)) {
options->b_php_out = 0;
}
}
}
/* verbosity of generated xml */
if (zend_hash_find(Z_ARRVAL_P(output_opts), VERBOSITY_KEY, VERBOSITY_KEY_LEN + 1, (void**) &val) == SUCCESS) {
if (Z_TYPE_PP(val) == IS_STRING) {
if (!strcmp(Z_STRVAL_PP(val), VERBOSITY_VALUE_NO_WHITE_SPACE)) {
options->xmlrpc_out.xml_elem_opts.verbosity = xml_elem_no_white_space;
} else if (!strcmp(Z_STRVAL_PP(val), VERBOSITY_VALUE_NEWLINES_ONLY)) {
options->xmlrpc_out.xml_elem_opts.verbosity = xml_elem_newlines_only;
} else if (!strcmp(Z_STRVAL_PP(val), VERBOSITY_VALUE_PRETTY)) {
options->xmlrpc_out.xml_elem_opts.verbosity = xml_elem_pretty;
}
}
}
/* version of xml to output */
if (zend_hash_find(Z_ARRVAL_P(output_opts), VERSION_KEY, VERSION_KEY_LEN + 1, (void**) &val) == SUCCESS) {
if (Z_TYPE_PP(val) == IS_STRING) {
options->b_auto_version = 0;
if (!strcmp(Z_STRVAL_PP(val), VERSION_VALUE_XMLRPC)) {
options->xmlrpc_out.version = xmlrpc_version_1_0;
} else if (!strcmp(Z_STRVAL_PP(val), VERSION_VALUE_SIMPLE)) {
options->xmlrpc_out.version = xmlrpc_version_simple;
} else if (!strcmp((*val)->value.str.val, VERSION_VALUE_SOAP11)) {
options->xmlrpc_out.version = xmlrpc_version_soap_1_1;
} else { /* if(!strcmp((*val)->value.str.val, VERSION_VALUE_AUTO)) { */
options->b_auto_version = 1;
}
}
}
/* encoding code set */
if(zend_hash_find(Z_ARRVAL_P(output_opts),
ENCODING_KEY, ENCODING_KEY_LEN + 1,
(void**)&val) == SUCCESS) {
if(Z_TYPE_PP(val) == IS_STRING) {
options->xmlrpc_out.xml_elem_opts.encoding = estrdup(Z_STRVAL_PP(val));
}
}
/* escaping options */
if(zend_hash_find(Z_ARRVAL_P(output_opts),
ESCAPING_KEY, ESCAPING_KEY_LEN + 1,
(void**)&val) == SUCCESS) {
/* multiple values allowed. check if array */
if(Z_TYPE_PP(val) == IS_ARRAY) {
zval** iter_val;
zend_hash_internal_pointer_reset(Z_ARRVAL_PP(val));
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_no_escaping;
while(1) {
if(zend_hash_get_current_data(Z_ARRVAL_PP(val), (void**)&iter_val) == SUCCESS) {
if(Z_TYPE_PP(iter_val) == IS_STRING && Z_STRVAL_PP(iter_val)) {
if(!strcmp(Z_STRVAL_PP(iter_val), ESCAPING_VALUE_CDATA)) {
options->xmlrpc_out.xml_elem_opts.escaping |= xml_elem_cdata_escaping;
}
else if(!strcmp(Z_STRVAL_PP(iter_val), ESCAPING_VALUE_NON_ASCII)) {
options->xmlrpc_out.xml_elem_opts.escaping |= xml_elem_non_ascii_escaping;
}
else if(!strcmp(Z_STRVAL_PP(iter_val), ESCAPING_VALUE_NON_PRINT)) {
options->xmlrpc_out.xml_elem_opts.escaping |= xml_elem_non_print_escaping;
}
else if(!strcmp(Z_STRVAL_PP(iter_val), ESCAPING_VALUE_MARKUP)) {
options->xmlrpc_out.xml_elem_opts.escaping |= xml_elem_markup_escaping;
}
}
}
else {
break;
}
zend_hash_move_forward(Z_ARRVAL_PP(val));
}
}
/* else, check for single value */
else if(Z_TYPE_PP(val) == IS_STRING) {
if(!strcmp(Z_STRVAL_PP(val), ESCAPING_VALUE_CDATA)) {
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_cdata_escaping;
}
else if(!strcmp(Z_STRVAL_PP(val), ESCAPING_VALUE_NON_ASCII)) {
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_non_ascii_escaping;
}
else if(!strcmp(Z_STRVAL_PP(val), ESCAPING_VALUE_NON_PRINT)) {
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_non_print_escaping;
}
else if(!strcmp(Z_STRVAL_PP(val), ESCAPING_VALUE_MARKUP)) {
options->xmlrpc_out.xml_elem_opts.escaping = xml_elem_markup_escaping;
}
}
}
}
}
}
/******************
* encode / decode *
******************/
/* php arrays have no distinction between array and struct types.
* they even allow mixed. Thus, we determine the type by iterating
* through the entire array and figuring out each element.
* room for some optimation here if we stop after a specific # of elements.
*/
static XMLRPC_VECTOR_TYPE determine_vector_type (HashTable *ht)
{
int bArray = 0, bStruct = 0, bMixed = 0;
unsigned long num_index;
char* my_key;
zend_hash_internal_pointer_reset(ht);
while(1) {
int res = my_zend_hash_get_current_key(ht, &my_key, &num_index);
if(res == HASH_KEY_IS_LONG) {
if(bStruct) {
bMixed = 1;
break;
}
bArray = 1;
}
else if(res == HASH_KEY_NON_EXISTANT) {
break;
}
else if(res == HASH_KEY_IS_STRING) {
if(bArray) {
bMixed = 1;
break;
}
bStruct = 1;
}
zend_hash_move_forward(ht);
}
return bMixed ? xmlrpc_vector_mixed : (bStruct ? xmlrpc_vector_struct : xmlrpc_vector_array);
}
/* recursively convert php values into xmlrpc values */
static XMLRPC_VALUE PHP_to_XMLRPC_worker (const char* key, zval* in_val, int depth TSRMLS_DC)
{
XMLRPC_VALUE xReturn = NULL;
if(in_val) {
zval* val = NULL;
XMLRPC_VALUE_TYPE type = get_zval_xmlrpc_type(in_val, &val);
if(val) {
switch(type) {
case xmlrpc_base64:
if(Z_TYPE_P(val) == IS_NULL) {
xReturn = XMLRPC_CreateValueEmpty();
XMLRPC_SetValueID(xReturn, key, 0);
}
else {
xReturn = XMLRPC_CreateValueBase64(key, Z_STRVAL_P(val), Z_STRLEN_P(val));
}
break;
case xmlrpc_datetime:
convert_to_string(val);
xReturn = XMLRPC_CreateValueDateTime_ISO8601(key, Z_STRVAL_P(val));
break;
case xmlrpc_boolean:
convert_to_boolean(val);
xReturn = XMLRPC_CreateValueBoolean(key, Z_LVAL_P(val));
break;
case xmlrpc_int:
convert_to_long(val);
xReturn = XMLRPC_CreateValueInt(key, Z_LVAL_P(val));
break;
case xmlrpc_double:
convert_to_double(val);
xReturn = XMLRPC_CreateValueDouble(key, Z_DVAL_P(val));
break;
case xmlrpc_string:
convert_to_string(val);
xReturn = XMLRPC_CreateValueString(key, Z_STRVAL_P(val), Z_STRLEN_P(val));
break;
case xmlrpc_vector:
{
unsigned long num_index;
zval** pIter;
char* my_key;
HashTable *ht = NULL;
ht = HASH_OF(val);
if (ht && ht->nApplyCount > 1) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "XML-RPC doesn't support circular references");
return NULL;
}
convert_to_array(val);
xReturn = XMLRPC_CreateVector(key, determine_vector_type(Z_ARRVAL_P(val)));
zend_hash_internal_pointer_reset(Z_ARRVAL_P(val));
while(zend_hash_get_current_data(Z_ARRVAL_P(val), (void**)&pIter) == SUCCESS) {
int res = my_zend_hash_get_current_key(Z_ARRVAL_P(val), &my_key, &num_index);
switch (res) {
case HASH_KEY_NON_EXISTANT:
break;
case HASH_KEY_IS_STRING:
case HASH_KEY_IS_LONG:
ht = HASH_OF(*pIter);
if (ht) {
ht->nApplyCount++;
}
if (res == HASH_KEY_IS_LONG) {
XMLRPC_AddValueToVector(xReturn, PHP_to_XMLRPC_worker(0, *pIter, depth++ TSRMLS_CC));
}
else {
XMLRPC_AddValueToVector(xReturn, PHP_to_XMLRPC_worker(my_key, *pIter, depth++ TSRMLS_CC));
}
if (ht) {
ht->nApplyCount--;
}
break;
}
zend_hash_move_forward(Z_ARRVAL_P(val));
}
}
break;
default:
break;
}
}
}
return xReturn;
}
static XMLRPC_VALUE PHP_to_XMLRPC(zval* root_val TSRMLS_DC)
{
return PHP_to_XMLRPC_worker(NULL, root_val, 0 TSRMLS_CC);
}
/* recursively convert xmlrpc values into php values */
static zval* XMLRPC_to_PHP(XMLRPC_VALUE el)
{
zval* elem = NULL;
const char* pStr;
if(el) {
XMLRPC_VALUE_TYPE type = XMLRPC_GetValueType(el);
MAKE_STD_ZVAL(elem); /* init. very important. spent a frustrating day finding this out. */
switch(type) {
case xmlrpc_empty:
Z_TYPE_P(elem) = IS_NULL;
break;
case xmlrpc_string:
pStr = XMLRPC_GetValueString(el);
if(pStr) {
Z_STRLEN_P(elem) = XMLRPC_GetValueStringLen(el);
Z_STRVAL_P(elem) = estrndup(pStr, Z_STRLEN_P(elem));
Z_TYPE_P(elem) = IS_STRING;
}
break;
case xmlrpc_int:
Z_LVAL_P(elem) = XMLRPC_GetValueInt(el);
Z_TYPE_P(elem) = IS_LONG;
break;
case xmlrpc_boolean:
Z_LVAL_P(elem) = XMLRPC_GetValueBoolean(el);
Z_TYPE_P(elem) = IS_BOOL;
break;
case xmlrpc_double:
Z_DVAL_P(elem) = XMLRPC_GetValueDouble(el);
Z_TYPE_P(elem) = IS_DOUBLE;
break;
case xmlrpc_datetime:
Z_STRLEN_P(elem) = XMLRPC_GetValueStringLen(el);
Z_STRVAL_P(elem) = estrndup(XMLRPC_GetValueDateTime_ISO8601(el), Z_STRLEN_P(elem));
Z_TYPE_P(elem) = IS_STRING;
break;
case xmlrpc_base64:
pStr = XMLRPC_GetValueBase64(el);
if(pStr) {
Z_STRLEN_P(elem) = XMLRPC_GetValueStringLen(el);
Z_STRVAL_P(elem) = estrndup(pStr, Z_STRLEN_P(elem));
Z_TYPE_P(elem) = IS_STRING;
}
break;
case xmlrpc_vector:
array_init(elem);
{
XMLRPC_VALUE xIter = XMLRPC_VectorRewind(el);
while( xIter ) {
zval *val = XMLRPC_to_PHP(xIter);
if (val) {
add_zval(elem, XMLRPC_GetValueID(xIter), &val);
}
xIter = XMLRPC_VectorNext(el);
}
}
break;
default:
break;
}
set_zval_xmlrpc_type(elem, type);
}
return elem;
}
/* {{{ proto string xmlrpc_encode_request(string method, mixed params)
Generates XML for a method request */
PHP_FUNCTION(xmlrpc_encode_request)
{
XMLRPC_REQUEST xRequest = NULL;
zval **method, **vals, **out_opts;
char* outBuf;
php_output_options out;
if (ZEND_NUM_ARGS() < 2 || ZEND_NUM_ARGS() > 3 || (zend_get_parameters_ex(ZEND_NUM_ARGS(), &method, &vals, &out_opts) == FAILURE)) {
WRONG_PARAM_COUNT; /* prints/logs a warning and returns */
}
set_output_options(&out, (ZEND_NUM_ARGS() == 3) ? *out_opts : 0);
if(return_value_used) {
xRequest = XMLRPC_RequestNew();
if(xRequest) {
XMLRPC_RequestSetOutputOptions(xRequest, &out.xmlrpc_out);
if (Z_TYPE_PP(method) == IS_NULL) {
XMLRPC_RequestSetRequestType(xRequest, xmlrpc_request_response);
} else {
XMLRPC_RequestSetMethodName(xRequest, Z_STRVAL_PP(method));
XMLRPC_RequestSetRequestType(xRequest, xmlrpc_request_call);
}
if (Z_TYPE_PP(vals) != IS_NULL) {
XMLRPC_RequestSetData(xRequest, PHP_to_XMLRPC(*vals TSRMLS_CC));
}
outBuf = XMLRPC_REQUEST_ToXML(xRequest, 0);
if(outBuf) {
RETVAL_STRING(outBuf, 1);
free(outBuf);
}
XMLRPC_RequestFree(xRequest, 1);
}
}
if (out.xmlrpc_out.xml_elem_opts.encoding != ENCODING_DEFAULT) {
efree(out.xmlrpc_out.xml_elem_opts.encoding);
}
}
/* }}} */
/* {{{ proto string xmlrpc_encode(mixed value)
Generates XML for a PHP value */
PHP_FUNCTION(xmlrpc_encode)
{
XMLRPC_VALUE xOut = NULL;
zval **arg1;
char *outBuf;
if (ZEND_NUM_ARGS() != 1 || (zend_get_parameters_ex(1, &arg1) == FAILURE)) {
WRONG_PARAM_COUNT;
}
if( return_value_used ) {
/* convert native php type to xmlrpc type */
xOut = PHP_to_XMLRPC(*arg1 TSRMLS_CC);
/* generate raw xml from xmlrpc data */
outBuf = XMLRPC_VALUE_ToXML(xOut, 0);
if(xOut) {
if(outBuf) {
RETVAL_STRING(outBuf, 1);
free(outBuf);
}
/* cleanup */
XMLRPC_CleanupValue(xOut);
}
}
}
/* }}} */
zval* decode_request_worker (zval* xml_in, zval* encoding_in, zval* method_name_out)
{
zval* retval = NULL;
XMLRPC_REQUEST response;
STRUCT_XMLRPC_REQUEST_INPUT_OPTIONS opts = {{0}};
opts.xml_elem_opts.encoding = encoding_in ? utf8_get_encoding_id_from_string(Z_STRVAL_P(encoding_in)) : ENCODING_DEFAULT;
/* generate XMLRPC_REQUEST from raw xml */
response = XMLRPC_REQUEST_FromXML(Z_STRVAL_P(xml_in), Z_STRLEN_P(xml_in), &opts);
if(response) {
/* convert xmlrpc data to native php types */
retval = XMLRPC_to_PHP(XMLRPC_RequestGetData(response));
if(XMLRPC_RequestGetRequestType(response) == xmlrpc_request_call) {
if(method_name_out) {
convert_to_string(method_name_out);
Z_TYPE_P(method_name_out) = IS_STRING;
Z_STRVAL_P(method_name_out) = estrdup(XMLRPC_RequestGetMethodName(response));
Z_STRLEN_P(method_name_out) = strlen(Z_STRVAL_P(method_name_out));
}
}
/* dust, sweep, and mop */
XMLRPC_RequestFree(response, 1);
}
return retval;
}
/* {{{ proto array xmlrpc_decode_request(string xml, string& method [, string encoding])
Decodes XML into native PHP types */
PHP_FUNCTION(xmlrpc_decode_request)
{
zval **xml, **method, **encoding = NULL;
int argc = ZEND_NUM_ARGS();
if (argc < 2 || argc > 3 || (zend_get_parameters_ex(argc, &xml, &method, &encoding) == FAILURE)) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(xml);
convert_to_string_ex(method);
if(argc == 3) {
convert_to_string_ex(encoding);
}
if(return_value_used) {
zval* retval = decode_request_worker(*xml, encoding ? *encoding : NULL, *method);
if(retval) {
*return_value = *retval;
FREE_ZVAL(retval);
}
}
}
/* }}} */
/* {{{ proto array xmlrpc_decode(string xml [, string encoding])
Decodes XML into native PHP types */
PHP_FUNCTION(xmlrpc_decode)
{
zval **arg1, **arg2 = NULL;
int argc = ZEND_NUM_ARGS();
if (argc < 1 || argc > 2 || (zend_get_parameters_ex(argc, &arg1, &arg2) == FAILURE)) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(arg1);
if(argc == 2) {
convert_to_string_ex(arg2);
}
if(return_value_used) {
zval* retval = decode_request_worker(*arg1, arg2 ? *arg2 : NULL, NULL);
if(retval) {
*return_value = *retval;
FREE_ZVAL(retval);
}
}
}
/* }}} */
/*************************
* server related methods *
*************************/
/* {{{ proto resource xmlrpc_server_create(void)
Creates an xmlrpc server */
PHP_FUNCTION(xmlrpc_server_create)
{
if(ZEND_NUM_ARGS() != 0) {
WRONG_PARAM_COUNT;
}
if(return_value_used) {
zval *method_map, *introspection_map;
xmlrpc_server_data *server = emalloc(sizeof(xmlrpc_server_data));
MAKE_STD_ZVAL(method_map);
MAKE_STD_ZVAL(introspection_map);
array_init(method_map);
array_init(introspection_map);
/* allocate server data. free'd in destroy_server_data() */
server->method_map = method_map;
server->introspection_map = introspection_map;
server->server_ptr = XMLRPC_ServerCreate();
XMLRPC_ServerRegisterIntrospectionCallback(server->server_ptr, php_xmlrpc_introspection_callback);
/* store for later use */
ZEND_REGISTER_RESOURCE(return_value,server, le_xmlrpc_server);
}
}
/* }}} */
/* {{{ proto int xmlrpc_server_destroy(resource server)
Destroys server resources */
PHP_FUNCTION(xmlrpc_server_destroy)
{
zval **arg1;
int bSuccess = FAILURE;
if (ZEND_NUM_ARGS() != 1 || (zend_get_parameters_ex(1, &arg1) == FAILURE)) {
WRONG_PARAM_COUNT;
}
if(Z_TYPE_PP(arg1) == IS_RESOURCE) {
int type;
xmlrpc_server_data *server = zend_list_find(Z_LVAL_PP(arg1), &type);
if(server && type == le_xmlrpc_server) {
bSuccess = zend_list_delete(Z_LVAL_PP(arg1));
/* called by hashtable destructor
* destroy_server_data(server);
*/
}
}
RETVAL_LONG(bSuccess == SUCCESS);
}
/* }}} */
/* called by xmlrpc C engine as method handler for all registered methods.
* it then calls the corresponding PHP function to handle the method.
*/
static XMLRPC_VALUE php_xmlrpc_callback(XMLRPC_SERVER server, XMLRPC_REQUEST xRequest, void* data)
{
xmlrpc_callback_data* pData = (xmlrpc_callback_data*)data;
zval* xmlrpc_params;
zval* callback_params[3];
TSRMLS_FETCH();
/* convert xmlrpc to native php types */
xmlrpc_params = XMLRPC_to_PHP(XMLRPC_RequestGetData(xRequest));
/* setup data hoojum */
callback_params[0] = pData->xmlrpc_method;
callback_params[1] = xmlrpc_params;
callback_params[2] = pData->caller_params;
/* Use same C function for all methods */
/* php func prototype: function user_func($method_name, $xmlrpc_params, $user_params) */
call_user_function(CG(function_table), NULL, pData->php_function, pData->return_data, 3, callback_params TSRMLS_CC);
pData->php_executed = 1;
zval_dtor(xmlrpc_params);
FREE_ZVAL(xmlrpc_params);
return NULL;
}
/* called by the C server when it first receives an introspection request. We pass this on to
* our PHP listeners, if any
*/
static void php_xmlrpc_introspection_callback(XMLRPC_SERVER server, void* data)
{
zval *retval_ptr, **php_function;
zval* callback_params[1];
xmlrpc_callback_data* pData = (xmlrpc_callback_data*)data;
TSRMLS_FETCH();
MAKE_STD_ZVAL(retval_ptr);
Z_TYPE_P(retval_ptr) = IS_NULL;
/* setup data hoojum */
callback_params[0] = pData->caller_params;
/* loop through and call all registered callbacks */
zend_hash_internal_pointer_reset(Z_ARRVAL_P(pData->server->introspection_map));
while(1) {
if(zend_hash_get_current_data(Z_ARRVAL_P(pData->server->introspection_map),
(void**)&php_function) == SUCCESS) {
/* php func prototype: function string user_func($user_params) */
if(call_user_function(CG(function_table), NULL, *php_function,
retval_ptr, 1, callback_params TSRMLS_CC) == SUCCESS) {
XMLRPC_VALUE xData;
STRUCT_XMLRPC_ERROR err = {0};
/* return value should be a string */
convert_to_string(retval_ptr);
xData = XMLRPC_IntrospectionCreateDescription(Z_STRVAL_P(retval_ptr), &err);
if(xData) {
if(!XMLRPC_ServerAddIntrospectionData(server, xData)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to add introspection data returned from %s(), improper element structure", Z_STRVAL_PP(php_function));
}
XMLRPC_CleanupValue(xData);
}
else {
/* could not create description */
if(err.xml_elem_error.parser_code) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "xml parse error: [line %ld, column %ld, message: %s] Unable to add introspection data returned from %s()",
err.xml_elem_error.column, err.xml_elem_error.line, err.xml_elem_error.parser_error, Z_STRVAL_PP(php_function));
}
else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to add introspection data returned from %s()",
Z_STRVAL_PP(php_function));
}
}
}
else {
/* user func failed */
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error calling user introspection callback: %s()", Z_STRVAL_PP(php_function));
}
}
else {
break;
}
zend_hash_move_forward(Z_ARRVAL_P(pData->server->introspection_map));
}
/* so we don't call the same callbacks ever again */
zend_hash_clean(Z_ARRVAL_P(pData->server->introspection_map));
}
/* {{{ proto bool xmlrpc_server_register_method(resource server, string method_name, string function)
Register a PHP function to handle method matching method_name */
PHP_FUNCTION(xmlrpc_server_register_method)
{
zval **method_key, **method_name, **handle, *method_name_save;
int type;
xmlrpc_server_data* server;
if (ZEND_NUM_ARGS() != 3 || (zend_get_parameters_ex(3, &handle, &method_key, &method_name) == FAILURE)) {
WRONG_PARAM_COUNT;
}
server = zend_list_find(Z_LVAL_PP(handle), &type);
if(type == le_xmlrpc_server) {
/* register with C engine. every method just calls our standard callback,
* and it then dispatches to php as necessary
*/
if(XMLRPC_ServerRegisterMethod(server->server_ptr, Z_STRVAL_PP(method_key), php_xmlrpc_callback)) {
/* save for later use */
MAKE_STD_ZVAL(method_name_save);
*method_name_save = **method_name;
zval_copy_ctor(method_name_save);
/* register our php method */
add_zval(server->method_map, Z_STRVAL_PP(method_key), &method_name_save);
RETURN_BOOL(1);
}
}
RETURN_BOOL(0);
}
/* }}} */