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 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 callback = JSCustomSQLStatementCallback::create(object, static_cast<JSDOMGlobalObject*>(exec->dynamicGlobalObject())); 99 } 100 101 RefPtr<SQLStatementErrorCallback> errorCallback; 102 if (!args.at(3).isUndefinedOrNull()) { 103 JSObject* object = args.at(3).getObject(); 104 if (!object) { 105 setDOMException(exec, TYPE_MISMATCH_ERR); 106 return jsUndefined(); 107 } 108 109 errorCallback = JSCustomSQLStatementErrorCallback::create(object, static_cast<JSDOMGlobalObject*>(exec->dynamicGlobalObject())); 110 } 111 112 ExceptionCode ec = 0; 113 m_impl->executeSQL(sqlStatement, sqlValues, callback.release(), errorCallback.release(), ec); 114 setDOMException(exec, ec); 115 116 return jsUndefined(); 117 } 118 119 } 120 121 #endif // ENABLE(DATABASE) 122