1 files changed, 104 insertions, 0 deletions
diff --git a/Source/WebCore/loader/ResourceTiming.cpp b/Source/WebCore/loader/ResourceTiming.cpp
new file mode 100644
index 000000000..ccdef73f2
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+++ b/Source/WebCore/loader/ResourceTiming.cpp
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2017 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "ResourceTiming.h"
+
+#include "CachedResource.h"
+#include "SecurityOrigin.h"
+
+namespace WebCore {
+
+static bool passesTimingAllowCheck(const ResourceResponse& response, const SecurityOrigin& initiatorSecurityOrigin)
+{
+    Ref<SecurityOrigin> resourceOrigin = SecurityOrigin::create(response.url());
+    if (resourceOrigin->isSameSchemeHostPort(initiatorSecurityOrigin))
+        return true;
+
+    const String& timingAllowOriginString = response.httpHeaderField(HTTPHeaderName::TimingAllowOrigin);
+    if (timingAllowOriginString.isEmpty() || equalLettersIgnoringASCIICase(timingAllowOriginString, "null"))
+        return false;
+
+    if (timingAllowOriginString == "*")
+        return true;
+
+    const String& securityOrigin = initiatorSecurityOrigin.toString();
+    Vector<String> timingAllowOrigins;
+    timingAllowOriginString.split(',', timingAllowOrigins);
+    for (auto& origin : timingAllowOrigins) {
+        if (origin.stripWhiteSpace() == securityOrigin)
+            return true;
+    }
+
+    return false;
+}
+
+ResourceTiming ResourceTiming::fromCache(const URL& url, const String& initiator, const LoadTiming& loadTiming)
+{
+    return ResourceTiming(url, initiator, loadTiming);
+}
+
+ResourceTiming ResourceTiming::fromLoad(CachedResource& resource, const String& initiator, const LoadTiming& loadTiming, const SecurityOrigin& securityOrigin)
+{
+    return ResourceTiming(resource, initiator, loadTiming, securityOrigin);
+}
+
+ResourceTiming ResourceTiming::fromSynchronousLoad(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadTiming& networkLoadTiming, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
+{
+    return ResourceTiming(url, initiator, loadTiming, networkLoadTiming, response, securityOrigin);
+}
+
+ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming)
+    : m_url(url)
+    , m_initiator(initiator)
+    , m_loadTiming(loadTiming)
+    , m_allowTimingDetails(true)
+{
+}
+
+ResourceTiming::ResourceTiming(CachedResource& resource, const String& initiator, const LoadTiming& loadTiming, const SecurityOrigin& securityOrigin)
+    : m_url(resource.resourceRequest().url())
+    , m_initiator(initiator)
+    , m_loadTiming(loadTiming)
+    , m_networkLoadTiming(resource.response().networkLoadTiming())
+    , m_allowTimingDetails(passesTimingAllowCheck(resource.response(), securityOrigin))
+{
+}
+
+ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadTiming& networkLoadTiming, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
+    : m_url(url)
+    , m_initiator(initiator)
+    , m_loadTiming(loadTiming)
+    , m_networkLoadTiming(networkLoadTiming)
+    , m_allowTimingDetails(passesTimingAllowCheck(response, securityOrigin))
+{
+}
+
+ResourceTiming ResourceTiming::isolatedCopy() const
+{
+    return ResourceTiming(m_url.isolatedCopy(), m_initiator.isolatedCopy(), m_loadTiming.isolatedCopy(), m_networkLoadTiming.isolatedCopy(), m_allowTimingDetails);
+}
+
+} // namespace WebCore