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-rw-r--r--storage/mozStorageAsyncStatementParams.cpp131
1 files changed, 131 insertions, 0 deletions
diff --git a/storage/mozStorageAsyncStatementParams.cpp b/storage/mozStorageAsyncStatementParams.cpp
new file mode 100644
index 000000000..5e2d8c604
--- /dev/null
+++ b/storage/mozStorageAsyncStatementParams.cpp
@@ -0,0 +1,131 @@
+/* -*- 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