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/* -----------------------------------------------------------------------------
* director.swg
*
* This file contains support for director classes so that PHP proxy
* methods can be called from C++.
* ----------------------------------------------------------------------------- */
#ifndef SWIG_DIRECTOR_PHP_HEADER_
#define SWIG_DIRECTOR_PHP_HEADER_
#include <string>
#include <exception>
#include <map>
namespace Swig {
/* memory handler */
struct GCItem {
virtual ~GCItem() {
}
virtual int get_own() const {
return 0;
}
};
struct GCItem_var {
GCItem_var(GCItem *item = 0) : _item(item) {
}
GCItem_var& operator=(GCItem *item) {
GCItem *tmp = _item;
_item = item;
delete tmp;
return *this;
}
~GCItem_var() {
delete _item;
}
GCItem * operator->() const {
return _item;
}
private:
GCItem *_item;
};
struct GCItem_Object : GCItem {
GCItem_Object(int own) : _own(own) {
}
virtual ~GCItem_Object() {
}
int get_own() const {
return _own;
}
private:
int _own;
};
template <typename Type>
struct GCItem_T : GCItem {
GCItem_T(Type *ptr) : _ptr(ptr) {
}
virtual ~GCItem_T() {
delete _ptr;
}
private:
Type *_ptr;
};
class Director {
protected:
zval *swig_self;
typedef std::map<void *, GCItem_var> swig_ownership_map;
mutable swig_ownership_map swig_owner;
#ifdef ZTS
// Store the ZTS context so it's available when C++ calls back to PHP.
void *** swig_zts_ctx;
#endif
public:
Director(zval *self TSRMLS_DC) : swig_self(self) {
TSRMLS_SET_CTX(swig_zts_ctx);
}
static bool swig_is_overridden_method(char *cname, char *lc_fname TSRMLS_DC) {
zend_class_entry **ce;
zend_function *mptr;
if (zend_lookup_class(cname, strlen(cname), &ce TSRMLS_CC) != SUCCESS) {
return false;
}
if (zend_hash_find(&(*ce)->function_table, lc_fname, strlen(lc_fname) + 1, (void **) &mptr) != SUCCESS) {
return false;
}
// common.scope points to the declaring class
return strcmp(mptr->common.scope->name, cname);
}
template <typename Type>
void swig_acquire_ownership(Type *vptr) const {
if (vptr) {
swig_owner[vptr] = new GCItem_T<Type>(vptr);
}
}
};
/* base class for director exceptions */
class DirectorException : public std::exception {
protected:
std::string swig_msg;
public:
DirectorException(int code, const char *hdr, const char *msg TSRMLS_DC) : swig_msg(hdr) {
if (msg[0]) {
swig_msg += " ";
swig_msg += msg;
}
SWIG_ErrorCode() = code;
SWIG_ErrorMsg() = swig_msg.c_str();
}
virtual ~DirectorException() throw() {
}
const char *what() const throw() {
return swig_msg.c_str();
}
static void raise(int code, const char *hdr, const char *msg TSRMLS_DC) {
throw DirectorException(code, hdr, msg TSRMLS_CC);
}
};
/* attempt to call a pure virtual method via a director method */
class DirectorPureVirtualException : public DirectorException {
public:
DirectorPureVirtualException(const char *msg TSRMLS_DC)
: DirectorException(E_ERROR, "SWIG director pure virtual method called", msg TSRMLS_CC) {
}
static void raise(const char *msg TSRMLS_DC) {
throw DirectorPureVirtualException(msg TSRMLS_CC);
}
};
/* any php exception that occurs during a director method call */
class DirectorMethodException : public DirectorException
{
public:
DirectorMethodException(const char *msg TSRMLS_DC)
: DirectorException(E_ERROR, "SWIG director method error", msg TSRMLS_CC) {
}
static void raise(const char *msg TSRMLS_DC) {
throw DirectorMethodException(msg TSRMLS_CC);
}
};
}
// DirectorMethodException() is documented to be callable with no parameters
// so use a macro to insert TSRMLS_CC so any ZTS context gets passed.
#define DirectorMethodException() DirectorMethodException("" TSRMLS_CC)
#endif
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