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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsMemory.h"
#include "nsString.h"
#include "nsCOMPtr.h"
#include "nsJSUtils.h"
#include "jsapi.h"
#include "mozStoragePrivateHelpers.h"
#include "mozStorageAsyncStatement.h"
#include "mozStorageAsyncStatementParams.h"
#include "mozIStorageStatement.h"
#include "xpc_make_class.h"
namespace mozilla {
namespace storage {
////////////////////////////////////////////////////////////////////////////////
//// AsyncStatementParams
AsyncStatementParams::AsyncStatementParams(AsyncStatement *aStatement)
: mStatement(aStatement)
{
NS_ASSERTION(mStatement != nullptr, "mStatement is null");
}
NS_IMPL_ISUPPORTS(
AsyncStatementParams
, mozIStorageStatementParams
, nsIXPCScriptable
)
////////////////////////////////////////////////////////////////////////////////
//// nsIXPCScriptable
#define XPC_MAP_CLASSNAME AsyncStatementParams
#define XPC_MAP_QUOTED_CLASSNAME "AsyncStatementParams"
#define XPC_MAP_WANT_SETPROPERTY
#define XPC_MAP_WANT_RESOLVE
#define XPC_MAP_FLAGS nsIXPCScriptable::ALLOW_PROP_MODS_DURING_RESOLVE
#include "xpc_map_end.h"
NS_IMETHODIMP
AsyncStatementParams::SetProperty(
nsIXPConnectWrappedNative *aWrapper,
JSContext *aCtx,
JSObject *aScopeObj,
jsid aId,
JS::Value *_vp,
bool *_retval
)
{
NS_ENSURE_TRUE(mStatement, NS_ERROR_NOT_INITIALIZED);
if (JSID_IS_INT(aId)) {
int idx = JSID_TO_INT(aId);
nsCOMPtr<nsIVariant> variant(convertJSValToVariant(aCtx, *_vp));
NS_ENSURE_TRUE(variant, NS_ERROR_UNEXPECTED);
nsresult rv = mStatement->BindByIndex(idx, variant);
NS_ENSURE_SUCCESS(rv, rv);
}
else if (JSID_IS_STRING(aId)) {
JSString *str = JSID_TO_STRING(aId);
nsAutoJSString autoStr;
if (!autoStr.init(aCtx, str)) {
return NS_ERROR_FAILURE;
}
NS_ConvertUTF16toUTF8 name(autoStr);
nsCOMPtr<nsIVariant> variant(convertJSValToVariant(aCtx, *_vp));
NS_ENSURE_TRUE(variant, NS_ERROR_UNEXPECTED);
nsresult rv = mStatement->BindByName(name, variant);
NS_ENSURE_SUCCESS(rv, rv);
}
else {
return NS_ERROR_INVALID_ARG;
}
*_retval = true;
return NS_OK;
}
NS_IMETHODIMP
AsyncStatementParams::Resolve(nsIXPConnectWrappedNative *aWrapper,
JSContext *aCtx,
JSObject *aScopeObj,
jsid aId,
bool *aResolvedp,
bool *_retval)
{
JS::Rooted<JSObject*> scopeObj(aCtx, aScopeObj);
NS_ENSURE_TRUE(mStatement, NS_ERROR_NOT_INITIALIZED);
// We do not throw at any point after this because we want to allow the
// prototype chain to be checked for the property.
bool resolved = false;
bool ok = true;
if (JSID_IS_INT(aId)) {
uint32_t idx = JSID_TO_INT(aId);
// All indexes are good because we don't know how many parameters there
// really are.
ok = ::JS_DefineElement(aCtx, scopeObj, idx, JS::UndefinedHandleValue,
JSPROP_RESOLVING);
resolved = true;
}
else if (JSID_IS_STRING(aId)) {
// We are unable to tell if there's a parameter with this name and so
// we must assume that there is. This screws the rest of the prototype
// chain, but people really shouldn't be depending on this anyways.
JS::Rooted<jsid> id(aCtx, aId);
ok = ::JS_DefinePropertyById(aCtx, scopeObj, id, JS::UndefinedHandleValue,
JSPROP_RESOLVING);
resolved = true;
}
*_retval = ok;
*aResolvedp = resolved && ok;
return NS_OK;
}
} // namespace storage
} // namespace mozilla
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