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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "core/timing/PerformanceNavigationTiming.h" |
| 6 |
| 7 #include "bindings/core/v8/V8ObjectBuilder.h" |
| 8 #include "core/timing/PerformanceBase.h" |
| 9 |
| 10 namespace blink { |
| 11 |
| 12 // TODO(sunjian): Move this logic into PerformanceBase |
| 13 static double monotonicTimeToDOMHighResTimeStamp(double timeOrigin, |
| 14 double seconds) { |
| 15 DCHECK(seconds >= 0.0); |
| 16 if (!seconds || !timeOrigin) |
| 17 return 0.0; |
| 18 if (seconds < timeOrigin) |
| 19 return 0.0; |
| 20 return PerformanceBase::clampTimeResolution(seconds - timeOrigin) * 1000.0; |
| 21 } |
| 22 |
| 23 PerformanceNavigationTiming::PerformanceNavigationTiming( |
| 24 double timeOrigin, |
| 25 double unloadEventStart, |
| 26 double unloadEventEnd, |
| 27 double loadEventStart, |
| 28 double loadEventEnd, |
| 29 unsigned short redirectCount, |
| 30 double domInteractive, |
| 31 double domContentLoadedEventStart, |
| 32 double domContentLoadedEventEnd, |
| 33 double domComplete, |
| 34 NavigationType type, |
| 35 double redirectStart, |
| 36 double redirectEnd, |
| 37 double fetchStart, |
| 38 double responseEnd, |
| 39 bool hasCrossOriginRedirect, |
| 40 bool hasSameOriginAsPreviousDocument, |
| 41 ResourceLoadTiming* timing, |
| 42 double lastRedirectEndTime, |
| 43 double finishTime, |
| 44 unsigned long long transferSize, |
| 45 unsigned long long encodedBodyLength, |
| 46 unsigned long long decodedBodyLength, |
| 47 bool didReuseConnection) |
| 48 : PerformanceResourceTiming("", |
| 49 timeOrigin, |
| 50 timing, |
| 51 lastRedirectEndTime, |
| 52 finishTime, |
| 53 transferSize, |
| 54 encodedBodyLength, |
| 55 decodedBodyLength, |
| 56 didReuseConnection, |
| 57 true /*allowTimingDetails*/, // TODO(sunjian): |
| 58 // Create an enum |
| 59 // for this. |
| 60 !hasCrossOriginRedirect, |
| 61 "document", |
| 62 "navigation", |
| 63 timeOrigin), |
| 64 m_timeOrigin(timeOrigin), |
| 65 m_unloadEventStart(unloadEventStart), |
| 66 m_unloadEventEnd(unloadEventEnd), |
| 67 m_loadEventStart(loadEventStart), |
| 68 m_loadEventEnd(loadEventEnd), |
| 69 m_redirectCount(redirectCount), |
| 70 m_domInteractive(domInteractive), |
| 71 m_domContentLoadedEventStart(domContentLoadedEventStart), |
| 72 m_domContentLoadedEventEnd(domContentLoadedEventEnd), |
| 73 m_domComplete(domComplete), |
| 74 m_type(type), |
| 75 m_redirectStart(redirectStart), |
| 76 m_redirectEnd(redirectEnd), |
| 77 m_fetchStart(fetchStart), |
| 78 m_responseEnd(responseEnd), |
| 79 m_hasCrossOriginRedirect(hasCrossOriginRedirect), |
| 80 m_hasSameOriginAsPreviousDocument(hasSameOriginAsPreviousDocument) {} |
| 81 |
| 82 PerformanceNavigationTiming::~PerformanceNavigationTiming() {} |
| 83 |
| 84 double PerformanceNavigationTiming::unloadEventStart() const { |
| 85 if (m_hasCrossOriginRedirect || !m_hasSameOriginAsPreviousDocument) |
| 86 return 0; |
| 87 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_unloadEventStart); |
| 88 } |
| 89 |
| 90 double PerformanceNavigationTiming::unloadEventEnd() const { |
| 91 if (m_hasCrossOriginRedirect || !m_hasSameOriginAsPreviousDocument) |
| 92 return 0; |
| 93 |
| 94 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_unloadEventEnd); |
| 95 } |
| 96 |
| 97 double PerformanceNavigationTiming::domInteractive() const { |
| 98 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_domInteractive); |
| 99 } |
| 100 |
| 101 double PerformanceNavigationTiming::domContentLoadedEventStart() const { |
| 102 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, |
| 103 m_domContentLoadedEventStart); |
| 104 } |
| 105 |
| 106 double PerformanceNavigationTiming::domContentLoadedEventEnd() const { |
| 107 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, |
| 108 m_domContentLoadedEventEnd); |
| 109 } |
| 110 |
| 111 double PerformanceNavigationTiming::domComplete() const { |
| 112 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_domComplete); |
| 113 } |
| 114 |
| 115 double PerformanceNavigationTiming::loadEventStart() const { |
| 116 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_loadEventStart); |
| 117 } |
| 118 |
| 119 double PerformanceNavigationTiming::loadEventEnd() const { |
| 120 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_loadEventEnd); |
| 121 } |
| 122 |
| 123 AtomicString PerformanceNavigationTiming::type() const { |
| 124 // TODO(sunjian) Right now NavigationType doesn't seem to have a Prerender |
| 125 // type yet, need to look into this crbug/663217 |
| 126 switch (m_type) { |
| 127 case NavigationTypeReload: |
| 128 return "reload"; |
| 129 case NavigationTypeBackForward: |
| 130 return "back_forward"; |
| 131 default: |
| 132 return "navigate"; |
| 133 } |
| 134 } |
| 135 |
| 136 unsigned short PerformanceNavigationTiming::redirectCount() const { |
| 137 // TODO(sunjian): Also check response headers to allow opt-in crbugs/665160 |
| 138 if (m_hasCrossOriginRedirect) |
| 139 return 0; |
| 140 return m_redirectCount; |
| 141 } |
| 142 |
| 143 double PerformanceNavigationTiming::fetchStart() const { |
| 144 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_fetchStart); |
| 145 } |
| 146 |
| 147 double PerformanceNavigationTiming::redirectStart() const { |
| 148 if (m_hasCrossOriginRedirect) |
| 149 return 0; |
| 150 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_redirectStart); |
| 151 } |
| 152 |
| 153 double PerformanceNavigationTiming::redirectEnd() const { |
| 154 if (m_hasCrossOriginRedirect) |
| 155 return 0; |
| 156 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_redirectEnd); |
| 157 } |
| 158 |
| 159 double PerformanceNavigationTiming::responseEnd() const { |
| 160 return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_responseEnd); |
| 161 } |
| 162 |
| 163 void PerformanceNavigationTiming::buildJSONValue( |
| 164 V8ObjectBuilder& builder) const { |
| 165 PerformanceResourceTiming::buildJSONValue(builder); |
| 166 builder.addNumber("unloadEventStart", unloadEventStart()); |
| 167 builder.addNumber("unloadEventEnd", unloadEventEnd()); |
| 168 builder.addNumber("domInteractive", domInteractive()); |
| 169 builder.addNumber("domContentLoadedEventStart", domContentLoadedEventStart()); |
| 170 builder.addNumber("domContentLoadedEventEnd", domContentLoadedEventEnd()); |
| 171 builder.addNumber("domComplete", domComplete()); |
| 172 builder.addNumber("loadEventStart", loadEventStart()); |
| 173 builder.addNumber("loadEventEnd", loadEventEnd()); |
| 174 builder.addString("type", type()); |
| 175 builder.addNumber("redirectCount", redirectCount()); |
| 176 } |
| 177 } |
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