/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ : * 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