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 "JSSQLTransactionSync.h"
31
32 #if ENABLE(DATABASE)
33
34 #include "ExceptionCode.h"
35 #include "JSSQLResultSet.h"
36 #include "SQLResultSet.h"
37 #include "SQLTransactionSync.h"
38 #include "SQLValue.h"
39
40 using namespace JSC;
41
42 namespace WebCore {
43
executeSql(ExecState * exec)44 JSValue JSSQLTransactionSync::executeSql(ExecState* exec)
45 {
46 if (!exec->argumentCount()) {
47 setDOMException(exec, SYNTAX_ERR);
48 return jsUndefined();
49 }
50
51 String sqlStatement = ustringToString(exec->argument(0).toString(exec));
52 if (exec->hadException())
53 return jsUndefined();
54
55 // Now assemble the list of SQL arguments
56 Vector<SQLValue> sqlValues;
57 if (!exec->argument(1).isUndefinedOrNull()) {
58 JSObject* object = exec->argument(1).getObject();
59 if (!object) {
60 setDOMException(exec, TYPE_MISMATCH_ERR);
61 return jsUndefined();
62 }
63
64 JSValue lengthValue = object->get(exec, exec->propertyNames().length);
65 if (exec->hadException())
66 return jsUndefined();
67 unsigned length = lengthValue.toUInt32(exec);
68 if (exec->hadException())
69 return jsUndefined();
70
71 for (unsigned i = 0 ; i < length; ++i) {
72 JSValue value = object->get(exec, i);
73 if (exec->hadException())
74 return jsUndefined();
75
76 if (value.isUndefinedOrNull())
77 sqlValues.append(SQLValue());
78 else if (value.isNumber())
79 sqlValues.append(value.uncheckedGetNumber());
80 else {
81 // Convert the argument to a string and append it
82 sqlValues.append(ustringToString(value.toString(exec)));
83 if (exec->hadException())
84 return jsUndefined();
85 }
86 }
87 }
88
89 ExceptionCode ec = 0;
90 JSValue result = toJS(exec, globalObject(), WTF::getPtr(m_impl->executeSQL(sqlStatement, sqlValues, ec)));
91 setDOMException(exec, ec);
92
93 return result;
94 }
95
96 }
97
98 #endif // ENABLE(DATABASE)
99