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 #include "JSSQLTransaction.h"
31
32 #if ENABLE(DATABASE)
33
34 #include "DOMWindow.h"
35 #include "ExceptionCode.h"
36 #include "JSCustomSQLStatementCallback.h"
37 #include "JSCustomSQLStatementErrorCallback.h"
38 #include "JSDOMWindowCustom.h"
39 #include "SQLTransaction.h"
40
41 using namespace JSC;
42
43 namespace WebCore {
44
executeSql(ExecState * exec,const ArgList & args)45 JSValue JSSQLTransaction::executeSql(ExecState* exec, const ArgList& args)
46 {
47 if (args.isEmpty()) {
48 setDOMException(exec, SYNTAX_ERR);
49 return jsUndefined();
50 }
51
52 String sqlStatement = args.at(0).toString(exec);
53 if (exec->hadException())
54 return jsUndefined();
55
56 // Now assemble the list of SQL arguments
57 Vector<SQLValue> sqlValues;
58 if (!args.at(1).isUndefinedOrNull()) {
59 JSObject* object = args.at(1).getObject();
60 if (!object) {
61 setDOMException(exec, TYPE_MISMATCH_ERR);
62 return jsUndefined();
63 }
64
65 JSValue lengthValue = object->get(exec, exec->propertyNames().length);
66 if (exec->hadException())
67 return jsUndefined();
68 unsigned length = lengthValue.toUInt32(exec);
69 if (exec->hadException())
70 return jsUndefined();
71
72 for (unsigned i = 0 ; i < length; ++i) {
73 JSValue value = object->get(exec, i);
74 if (exec->hadException())
75 return jsUndefined();
76
77 if (value.isNull())
78 sqlValues.append(SQLValue());
79 else if (value.isNumber())
80 sqlValues.append(value.uncheckedGetNumber());
81 else {
82 // Convert the argument to a string and append it
83 sqlValues.append(value.toString(exec));
84 if (exec->hadException())
85 return jsUndefined();
86 }
87 }
88 }
89
90 RefPtr<SQLStatementCallback> callback;
91 if (!args.at(2).isUndefinedOrNull()) {
92 JSObject* object = args.at(2).getObject();
93 if (!object) {
94 setDOMException(exec, TYPE_MISMATCH_ERR);
95 return jsUndefined();
96 }
97
98 if (Frame* frame = asJSDOMWindow(exec->dynamicGlobalObject())->impl()->frame())
99 callback = JSCustomSQLStatementCallback::create(object, frame);
100 }
101
102 RefPtr<SQLStatementErrorCallback> errorCallback;
103 if (!args.at(3).isUndefinedOrNull()) {
104 JSObject* object = args.at(3).getObject();
105 if (!object) {
106 setDOMException(exec, TYPE_MISMATCH_ERR);
107 return jsUndefined();
108 }
109
110 if (Frame* frame = asJSDOMWindow(exec->dynamicGlobalObject())->impl()->frame())
111 errorCallback = JSCustomSQLStatementErrorCallback::create(object, frame);
112 }
113
114 ExceptionCode ec = 0;
115 m_impl->executeSQL(sqlStatement, sqlValues, callback.release(), errorCallback.release(), ec);
116 setDOMException(exec, ec);
117
118 return jsUndefined();
119 }
120
121 }
122
123 #endif // ENABLE(DATABASE)
124