File constructor understands lastModified.

Source/bindings/v8/custom/V8BlobCustomHelpers.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 20 matching lines @@
 #include "config.h"
 #include "V8BlobCustomHelpers.h"
 
 #include "V8Blob.h"
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/V8Binding.h"
 #include "bindings/v8/V8Utilities.h"
 #include "bindings/v8/custom/V8ArrayBufferCustom.h"
 #include "bindings/v8/custom/V8ArrayBufferViewCustom.h"
 #include "core/fileapi/BlobBuilder.h"
+#include "wtf/DateMath.h"
 
 namespace WebCore {
 
 namespace V8BlobCustomHelpers {
 
-bool processBlobPropertyBag(v8::Local<v8::Value> propertyBag, const char* blobClassName, String& contentType, String& endings, v8::Isolate* isolate)
+ParsedProperties::ParsedProperties(bool hasFileProperties)
+    : endings("transparent")
+    , hasFileProperties(hasFileProperties)
+#ifndef NDEBUG
+    , m_hasLastModified(false)
+#endif // NDEBUG
+{
+}
+
+double ParsedProperties::lastModified()
+{
+    ASSERT(this->hasFileProperties);
+    ASSERT(this->m_hasLastModified);
+    return m_lastModified;
+}
+
+void ParsedProperties::setLastModified(double lastModified)
+{
+    ASSERT(this->hasFileProperties);
+    ASSERT(!this->m_hasLastModified);
+    m_lastModified = lastModified;
+#ifndef NDEBUG
+    m_hasLastModified = true;
+#endif // NDEBUG
+}
+
+void ParsedProperties::setDefaultLastModified()
+{
+    setLastModified(currentTime());
+}
+
+bool ParsedProperties::parseBlobPropertyBag(v8::Local<v8::Value> propertyBag, const char* blobClassName, v8::Isolate* isolate)
 {
     ASSERT(endings == "transparent");
 
     V8TRYCATCH_RETURN(Dictionary, dictionary, Dictionary(propertyBag, isolate), false);
 
     V8TRYCATCH_RETURN(bool, containsEndings, dictionary.get("endings", endings), false);
     if (containsEndings) {
         if (endings != "transparent" && endings != "native") {
             throwTypeError(ExceptionMessages::failedToConstruct(blobClassName, "The \"endings\" property must be either \"transparent\" or \"native\"."), isolate);
             return false;
         }
     }
 
     V8TRYCATCH_RETURN(bool, containsType, dictionary.get("type", contentType), false);
     if (containsType) {
         if (!contentType.containsOnlyASCII()) {
             throwError(v8SyntaxError, ExceptionMessages::failedToConstruct(blobClassName, "The \"type\" property must consist of ASCII characters."), isolate);
             return false;
         }
         contentType = contentType.lower();
     }
+
+    if (!hasFileProperties)
+        return true;
+
+    v8::Local<v8::Value> lastModified;
+    V8TRYCATCH_RETURN(bool, containsLastModified, dictionary.get("lastModified", lastModified), false);
+    if (containsLastModified) {
+        V8TRYCATCH_RETURN(long long, lastModifiedInt, toInt64(lastModified), false);
+        setLastModified(static_cast<double>(lastModifiedInt) / msPerSecond);
+    } else {
+        setDefaultLastModified();
+    }
+
     return true;
 }
 
 bool processBlobParts(v8::Local<v8::Object> blobParts, uint32_t blobPartsLength, const String& endings, BlobBuilder& blobBuilder, v8::Isolate* isolate)
 {
     ASSERT(endings == "transparent" || endings == "native");
 
     for (uint32_t i = 0; i < blobPartsLength; ++i) {
         v8::Local<v8::Value> item = blobParts->Get(v8::Uint32::New(i, isolate));
         if (item.IsEmpty())
@@ skipping 15 matching lines @@
             V8TRYCATCH_FOR_V8STRINGRESOURCE_RETURN(V8StringResource<>, stringValue, item, false);
             blobBuilder.append(stringValue, endings);
         }
     }
     return true;
 }
 
 } // namespace V8BlobCustomHelpers
 
 } // namespace WebCore