1 /*

     2  * Copyright (C) 2010 Google Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer.

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution.

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission.

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #include "config.h"

    30 #include "JSDatabaseSync.h"

    31 

    32 #if ENABLE(DATABASE)

    33 

    34 #include "DatabaseSync.h"

    35 #include "ExceptionCode.h"

    36 #include "JSSQLTransactionSyncCallback.h"

    37 #include "PlatformString.h"

    38 #include "SQLValue.h"

    39 #include <runtime/JSArray.h>

    40 

    41 namespace WebCore {

    42 

    43 using namespace JSC;

    44 

    45 JSValue JSDatabaseSync::changeVersion(ExecState* exec)

    46 {

    47     String oldVersion = ustringToString(exec->argument(0).toString(exec));

    48     if (exec->hadException())

    49         return jsUndefined();

    50 

    51     String newVersion = ustringToString(exec->argument(1).toString(exec));

    52     if (exec->hadException())

    53         return jsUndefined();

    54 

    55     JSObject* object = exec->argument(2).getObject();

    56     if (!object) {

    57         setDOMException(exec, TYPE_MISMATCH_ERR);

    58         return jsUndefined();

    59     }

    60 

    61     RefPtr<SQLTransactionSyncCallback> callback(JSSQLTransactionSyncCallback::create(object, static_cast<JSDOMGlobalObject*>(globalObject())));

    62 

    63     ExceptionCode ec = 0;

    64     m_impl->changeVersion(oldVersion, newVersion, callback.release(), ec);

    65     setDOMException(exec, ec);

    66 

    67     return jsUndefined();

    68 }

    69 

    70 static JSValue createTransaction(ExecState* exec, DatabaseSync* database, JSDOMGlobalObject* globalObject, bool readOnly)

    71 {

    72     JSObject* object = exec->argument(0).getObject();

    73     if (!object) {

    74         setDOMException(exec, TYPE_MISMATCH_ERR);

    75         return jsUndefined();

    76     }

    77 

    78     RefPtr<SQLTransactionSyncCallback> callback(JSSQLTransactionSyncCallback::create(object, globalObject));

    79 

    80     ExceptionCode ec = 0;

    81     database->transaction(callback.release(), readOnly, ec);

    82     setDOMException(exec, ec);

    83 

    84     return jsUndefined();

    85 }

    86 

    87 JSValue JSDatabaseSync::transaction(ExecState* exec)

    88 {

    89     return createTransaction(exec, m_impl.get(), static_cast<JSDOMGlobalObject*>(globalObject()), false);

    90 }

    91 

    92 JSValue JSDatabaseSync::readTransaction(ExecState* exec)

    93 {

    94     return createTransaction(exec, m_impl.get(), static_cast<JSDOMGlobalObject*>(globalObject()), true);

    95 }

    96 

    97 }

    98 

    99 #endif // ENABLE(DATABASE)