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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if ENABLE(DATABASE)
#include "V8SQLTransaction.h"
#include "Database.h"
#include "SQLValue.h"
#include "V8Binding.h"
#include "V8CustomSQLStatementCallback.h"
#include "V8CustomSQLStatementErrorCallback.h"
#include "V8Proxy.h"
#include <wtf/Vector.h>
using namespace WTF;
namespace WebCore {
v8::Handle<v8::Value> V8SQLTransaction::executeSqlCallback(const v8::Arguments& args)
{
INC_STATS("DOM.SQLTransaction.executeSql()");
if (args.Length() == 0)
return throwError("SQL statement is required.", V8Proxy::SyntaxError);
String statement = toWebCoreString(args[0]);
Vector<SQLValue> sqlValues;
if (args.Length() > 1 && !isUndefinedOrNull(args[1])) {
if (args[1]->IsObject()) {
uint32_t sqlArgsLength = 0;
v8::Local<v8::Object> sqlArgsObject = args[1]->ToObject();
v8::Local<v8::Value> lengthGetter;
{
v8::TryCatch block;
lengthGetter = sqlArgsObject->Get(v8::String::New("length"));
if (block.HasCaught())
return throwError(block.Exception());
}
if (isUndefinedOrNull(lengthGetter))
sqlArgsLength = sqlArgsObject->GetPropertyNames()->Length();
else
sqlArgsLength = lengthGetter->Uint32Value();
for (unsigned int i = 0; i < sqlArgsLength; ++i) {
v8::Local<v8::Integer> key = v8::Integer::New(i);
v8::Local<v8::Value> value;
{
v8::TryCatch block;
value = sqlArgsObject->Get(key);
if (block.HasCaught())
return throwError(block.Exception());
}
if (value.IsEmpty() || value->IsNull())
sqlValues.append(SQLValue());
else if (value->IsNumber())
sqlValues.append(SQLValue(value->NumberValue()));
else
sqlValues.append(SQLValue(toWebCoreString(value)));
}
} else
return throwError("sqlArgs should be array or object!", V8Proxy::TypeError);
}
SQLTransaction* transaction = V8SQLTransaction::toNative(args.Holder());
Frame* frame = V8Proxy::retrieveFrameForCurrentContext();
RefPtr<SQLStatementCallback> callback;
if (args.Length() > 2 && !isUndefinedOrNull(args[2])) {
if (!args[2]->IsObject())
return throwError("Statement callback must be of valid type.", V8Proxy::TypeError);
if (frame)
callback = V8CustomSQLStatementCallback::create(args[2], frame);
}
RefPtr<SQLStatementErrorCallback> errorCallback;
if (args.Length() > 3 && !isUndefinedOrNull(args[3])) {
if (!args[3]->IsObject())
return throwError("Statement error callback must be of valid type.", V8Proxy::TypeError);
if (frame)
errorCallback = V8CustomSQLStatementErrorCallback::create(args[3], frame);
}
ExceptionCode ec = 0;
transaction->executeSQL(statement, sqlValues, callback, errorCallback, ec);
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
} // namespace WebCore
#endif
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