1/*
2 * Copyright (C) 2007 Apple 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
31#if ENABLE(SQL_DATABASE)
32
33#include "JSSQLTransaction.h"
34
35#include "DOMWindow.h"
36#include "ExceptionCode.h"
37#include "JSSQLStatementCallback.h"
38#include "JSSQLStatementErrorCallback.h"
39#include "JSDOMWindowCustom.h"
40#include "SQLTransaction.h"
41
42using namespace JSC;
43
44namespace WebCore {
45
46JSValue JSSQLTransaction::executeSql(ExecState* exec)
47{
48    if (!exec->argumentCount()) {
49        setDOMException(exec, SYNTAX_ERR);
50        return jsUndefined();
51    }
52
53    String sqlStatement = exec->argument(0).toString(exec)->value(exec);
54    if (exec->hadException())
55        return jsUndefined();
56
57    // Now assemble the list of SQL arguments
58    Vector<SQLValue> sqlValues;
59    if (!exec->argument(1).isUndefinedOrNull()) {
60        JSObject* object = exec->argument(1).getObject();
61        if (!object) {
62            setDOMException(exec, TYPE_MISMATCH_ERR);
63            return jsUndefined();
64        }
65
66        JSValue lengthValue = object->get(exec, exec->propertyNames().length);
67        if (exec->hadException())
68            return jsUndefined();
69        unsigned length = lengthValue.toUInt32(exec);
70        if (exec->hadException())
71            return jsUndefined();
72
73        for (unsigned i = 0 ; i < length; ++i) {
74            JSValue value = object->get(exec, i);
75            if (exec->hadException())
76                return jsUndefined();
77
78            if (value.isUndefinedOrNull())
79                sqlValues.append(SQLValue());
80            else if (value.isNumber())
81                sqlValues.append(value.asNumber());
82            else {
83                // Convert the argument to a string and append it
84                sqlValues.append(value.toString(exec)->value(exec));
85                if (exec->hadException())
86                    return jsUndefined();
87            }
88        }
89    }
90
91    RefPtr<SQLStatementCallback> callback;
92    if (!exec->argument(2).isUndefinedOrNull()) {
93        JSObject* object = exec->argument(2).getObject();
94        if (!object) {
95            setDOMException(exec, TYPE_MISMATCH_ERR);
96            return jsUndefined();
97        }
98
99        callback = JSSQLStatementCallback::create(object, jsCast<JSDOMGlobalObject*>(globalObject()));
100    }
101
102    RefPtr<SQLStatementErrorCallback> errorCallback;
103    if (!exec->argument(3).isUndefinedOrNull()) {
104        JSObject* object = exec->argument(3).getObject();
105        if (!object) {
106            setDOMException(exec, TYPE_MISMATCH_ERR);
107            return jsUndefined();
108        }
109
110        errorCallback = JSSQLStatementErrorCallback::create(object, jsCast<JSDOMGlobalObject*>(globalObject()));
111    }
112
113    ExceptionCode ec = 0;
114    m_impl->executeSQL(sqlStatement, sqlValues, callback.release(), errorCallback.release(), ec);
115    setDOMException(exec, ec);
116
117    return jsUndefined();
118}
119
120} // namespace WebCore
121
122#endif // ENABLE(SQL_DATABASE)
123