src/third_party/WebKit/Source/bindings/v8/custom/V8SQLTransactionSyncCustom.cpp

   1 /*
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   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  29  */
  30
  31 #include "config.h"
  32 #include "V8SQLTransactionSync.h"
  33
  34 #include "V8SQLResultSet.h"
  35 #include "bindings/v8/ExceptionState.h"
  36 #include "bindings/v8/V8Binding.h"
  37 #include "core/dom/ExceptionCode.h"
  38 #include "modules/webdatabase/sqlite/SQLValue.h"
  39 #include "modules/webdatabase/DatabaseSync.h"
  40 #include "modules/webdatabase/SQLResultSet.h"
  41 #include "wtf/Vector.h"
  42
  43 using namespace WTF;
  44
  45 namespace WebCore {
  46
  47 void V8SQLTransactionSync::executeSqlMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
  48 {
  49     ExceptionState exceptionState(ExceptionState::ExecutionContext, "executeSql", "SQLTransactionSync", info.Holder(), info.GetIsolate());
  50     if (!info.Length()) {
  51         exceptionState.throwDOMException(SyntaxError, ExceptionMessages::notEnoughArguments(1, 0));
  52         exceptionState.throwIfNeeded();
  53         return;
  54     }
  55
  56     TOSTRING_VOID(V8StringResource<>, statement, info[0]);
  57
  58     Vector<SQLValue> sqlValues;
  59
  60     if (info.Length() > 1 && !isUndefinedOrNull(info[1])) {
  61         if (!info[1]->IsObject()) {
  62             exceptionState.throwDOMException(TypeMismatchError, ExceptionMessages::argumentNullOrIncorrectType(1, "DOMString"));
  63             exceptionState.throwIfNeeded();
  64             return;
  65         }
  66
  67         uint32_t sqlArgsLength = 0;
  68         v8::Local<v8::Object> sqlArgsObject = info[1]->ToObject();
  69         TONATIVE_VOID(v8::Local<v8::Value>, length, sqlArgsObject->Get(v8AtomicString(info.GetIsolate(), "length")));
  70
  71         if (isUndefinedOrNull(length))
  72             sqlArgsLength = sqlArgsObject->GetPropertyNames()->Length();
  73         else
  74             sqlArgsLength = length->Uint32Value();
  75
  76         for (unsigned i = 0; i < sqlArgsLength; ++i) {
  77             v8::Handle<v8::Integer> key = v8::Integer::New(info.GetIsolate(), i);
  78             TONATIVE_VOID(v8::Local<v8::Value>, value, sqlArgsObject->Get(key));
  79
  80             if (value.IsEmpty() || value->IsNull())
  81                 sqlValues.append(SQLValue());
  82             else if (value->IsNumber()) {
  83                 TONATIVE_VOID(double, sqlValue, value->NumberValue());
  84                 sqlValues.append(SQLValue(sqlValue));
  85             } else {
  86                 TOSTRING_VOID(V8StringResource<>, sqlValue, value);
  87                 sqlValues.append(SQLValue(sqlValue));
  88             }
  89         }
  90     }
  91
  92     SQLTransactionSync* transaction = V8SQLTransactionSync::toNative(info.Holder());
  93
  94     v8::Handle<v8::Value> result = toV8(transaction->executeSQL(statement, sqlValues, exceptionState), info.Holder(), info.GetIsolate());
  95     if (exceptionState.throwIfNeeded())
  96         return;
  97
  98     v8SetReturnValue(info, result);
  99 }
 100
 101 } // namespace WebCore