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211 lines (180 loc) · 8.64 KB
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/*
* php-array.h
*
* Copyright (C) Roger P. Gee
*/
#ifndef PHPGIT2_ARRAY_H
#define PHPGIT2_ARRAY_H
#include "php-git2.h"
namespace php_git2
{
// Provide a type for wrapping common array operations.
class array_wrapper
{
public:
array_wrapper(zval& zv);
array_wrapper(zval* zvp);
~array_wrapper();
bool query(const char* key);
bool query(const char* key,size_t keysz);
bool query(int index);
int type() const
{
return Z_TYPE_P(zvp);
}
bool found() const
{
return zvp != nullptr;
}
const char* get_string() const;
const char* get_string_nullable() const;
size_t get_string_length() const;
zend_long get_long() const;
bool get_bool() const;
zval* get_value() const;
void get_oid(git_oid* out) const;
private:
HashTable* ht;
zval* zvp;
mutable zval tmp;
mutable bool usesTmp;
zval* copy_if_not_type(int type) const;
};
}
// Define convenience macros for working with array_wrapper instances. These
// should be used in a byval_git2() implementation.
#define GIT2_ARRAY_LOOKUP_STRING(wrapper,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
var.name = wrapper.get_string(); \
}
#define GIT2_ARRAY_INDEX_STRING(wrapper,index,name,var) \
if (wrapper.query(index)) { \
var.name = wrapper.get_string(); \
}
#define GIT2_ARRAY_LOOKUP_STRING_NULLABLE(wrapper,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
var.name = wrapper.get_string_nullable(); \
}
#define GIT2_ARRAY_INDEX_STRING_NULLABLE(wrapper,index,name,var) \
if (wrapper.query(index)) { \
var.name = wrapper.get_string_nullable(); \
}
#define GIT2_ARRAY_LOOKUP_STRING_WITH_LENGTH(wrapper,name,len,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
var.name = wrapper.get_string(); \
var.len = wrapper.get_string_length(); \
}
#define GIT2_ARRAY_LOOKUP_LONG(wrapper,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
var.name = (decltype(var.name))wrapper.get_long(); \
}
#define GIT2_ARRAY_INDEX_LONG(wrapper,index,name,var) \
if (wrapper.query(index)) { \
var.name = (decltype(var.name))wrapper.get_long(); \
}
#define GIT2_ARRAY_LOOKUP_BOOL(wrapper,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
var.name = (decltype(var.name))wrapper.get_bool(); \
}
#define GIT2_ARRAY_INDEX_BOOL(wrapper,index,name,var) \
if (wrapper.query(index)) { \
var.name = (decltype(var.name))wrapper.get_bool(); \
}
#define GIT2_ARRAY_LOOKUP_OID(wrapper,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
wrapper.get_oid(&var.name); \
}
#define GIT2_ARRAY_INDEX_OID(wrapper,index,name,var) \
if (wrapper.query(index)) { \
wrapper.get_oid(&var.name); \
}
#define GIT2_ARRAY_LOOKUP_SUBOBJECT(wrapper,obj,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
obj.set_value(wrapper.get_value()); \
var.name = obj.byval_git2(); \
}
#define GIT2_ARRAY_INDEX_SUBOBJECT(wrapper,index,obj,name,var) \
if (wrapper.query(index)) { \
obj.set_value(wrapper.get_value()); \
var.name = obj.byval_git2(); \
}
#define GIT2_ARRAY_LOOKUP_SUBOBJECT_DEREFERENCE(wrapper,obj,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
obj.set_value(wrapper.get_value()); \
var.name = *obj.byval_git2(); \
}
#define GIT2_ARRAY_INDEX_SUBOBJECT_DEREFERENCE(wrapper,index,obj,name,var) \
if (wrapper.query(index)) { \
obj.set_value(wrapper.get_value()); \
var.name = *obj.byval_git2(); \
}
#define GIT2_ARRAY_LOOKUP_RESOURCE(wrapper,type,name,var) \
if (wrapper.query(#name,sizeof(#name)-1)) { \
php_resource<type> rr; \
type r; \
zval* zv = wrapper.get_value(); \
if (Z_TYPE_P(zv) != IS_NULL) { \
rr.parse_with_context(zv,#name); \
r = rr.get_object(); \
var.name = r.get_handle(); \
} \
}
#define GIT2_ARRAY_INDEX_RESOURCE(wrapper,index,type,name,var,ctx) \
if (wrapper.query(index)) { \
php_resource<type> rr; \
type r; \
zval* zv = wrapper.get_value(); \
if (Z_TYPE_P(zv) != IS_NULL) { \
rr.parse_with_context(zv,#index); \
r = rr.get_object(); \
var.name = r.get_handle(); \
} \
}
#define GIT2_ARRAY_LOOKUP_CALLBACK(wrapper,callbackWrapper,callbackObject, \
funcName,payloadName,var) \
\
if (wrapper.query(#funcName,sizeof(#funcName)-1)) { \
zval zdataDefault \
zval* zfunc, *zdata; \
zfunc = wrapper.get_value(); \
if (wrapper.query(#payloadName,sizeof(#payloadName)-1)) { \
zdata = wrapper.get_value(); \
} \
else { \
ZVAL_NULL(&zdataDefault); \
zdata = &zdataDefault; \
} \
callbackObject.set_members(zfunc,zdata); \
var.funcName = callbackWrapper::callback; \
var.payloadName = (void*)&callbackObject; \
}
// NOTE: this variant assumes 'var' is already zeroed out or initialized in some
// way.
#define GIT2_ARRAY_LOOKUP_CALLBACK_NULLABLE(wrapper,callbackWrapper, \
callbackObject,funcName,payloadName,var) \
\
if (wrapper.query(#funcName,sizeof(#funcName)-1)) { \
zval zdataDefault; \
zval* zfunc, *zdata; \
zfunc = wrapper.get_value(); \
if (Z_TYPE_P(zfunc) != IS_NULL) { \
if (wrapper.query(#payloadName,sizeof(#payloadName)-1)) { \
zdata = wrapper.get_value(); \
} \
else { \
ZVAL_NULL(&zdataDefault); \
zdata = &zdataDefault; \
} \
callbackObject.set_members(zfunc,zdata); \
var.funcName = callbackWrapper::callback; \
var.payloadName = (void*)&callbackObject; \
} \
}
#endif
/*
* Local Variables:
* mode:c++
* indent-tabs-mode:nil
* tab-width:4
* End:
*/
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