src/third_party/WebKit/Source/bindings/modules/v8/custom/V8SQLTransactionCustom.cpp

   1 /*
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   6  * met:
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   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
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  30
  31 #include "config.h"
  32 #include "bindings/modules/v8/V8SQLTransaction.h"
  33
  34 #include "bindings/core/v8/ExceptionMessages.h"
  35 #include "bindings/core/v8/ExceptionState.h"
  36 #include "bindings/core/v8/V8Binding.h"
  37 #include "bindings/modules/v8/V8SQLStatementCallback.h"
  38 #include "bindings/modules/v8/V8SQLStatementErrorCallback.h"
  39 #include "core/dom/ExceptionCode.h"
  40 #include "modules/webdatabase/sqlite/SQLValue.h"
  41 #include "wtf/Vector.h"
  42
  43 using namespace WTF;
  44
  45 namespace blink {
  46
  47 void V8SQLTransaction::executeSqlMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
  48 {
  49     ExceptionState exceptionState(ExceptionState::ExecutionContext, "executeSql", "SQLTransaction", 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, "The 'arguments' (2nd) argument provided is not an object.");
  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::Local<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     SQLTransaction* transaction = V8SQLTransaction::toImpl(info.Holder());
  93     SQLStatementCallback* callback;
  94     if (!isUndefinedOrNull(info[2])) {
  95         if (!info[2]->IsFunction()) {
  96             exceptionState.throwDOMException(TypeMismatchError, "The 'callback' (2nd) argument provided is not a function.");
  97             exceptionState.throwIfNeeded();
  98             return;
  99         }
 100         callback = V8SQLStatementCallback::create(v8::Local<v8::Function>::Cast(info[2]), ScriptState::current(info.GetIsolate()));
 101     } else {
 102         callback = nullptr;
 103     }
 104
 105     SQLStatementErrorCallback* errorCallback;
 106     if (!isUndefinedOrNull(info[3])) {
 107         if (!info[3]->IsFunction()) {
 108             exceptionState.throwDOMException(TypeMismatchError, "The 'errorCallback' (3rd) argument provided is not a function.");
 109             exceptionState.throwIfNeeded();
 110             return;
 111         }
 112         errorCallback = V8SQLStatementErrorCallback::create(v8::Local<v8::Function>::Cast(info[3]), ScriptState::current(info.GetIsolate()));
 113     } else {
 114         errorCallback = nullptr;
 115     }
 116
 117     transaction->executeSQL(statement, sqlValues, callback, errorCallback, exceptionState);
 118     exceptionState.throwIfNeeded();
 119 }
 120
 121 } // namespace blink