Title: [108497] trunk
Revision
108497
Author
[email protected]
Date
2012-02-22 07:07:58 -0800 (Wed, 22 Feb 2012)

Log Message

Web Inspector: retrieving content for some XHR requests crashes inspected page renderer
https://bugs.webkit.org/show_bug.cgi?id=79026

Reviewed by Pavel Feldman.

Source/WebCore:

Fixed loading empty xhr content and xhr content decoding that was
broken in r107672.

Tests: http/tests/inspector/network/network-cyrillic-xhr.html
       http/tests/inspector/network/network-empty-xhr.html

* inspector/InspectorPageAgent.cpp:
(WebCore):
(WebCore::InspectorPageAgent::createDecoder):
(WebCore::InspectorPageAgent::cachedResourceContent):
* inspector/InspectorPageAgent.h:
(WebCore):
* inspector/NetworkResourcesData.cpp:
(WebCore::NetworkResourcesData::ResourceData::decodeDataToContent):
(WebCore::NetworkResourcesData::responseReceived):
* inspector/NetworkResourcesData.h:
(WebCore::NetworkResourcesData::ResourceData::decoder):
(WebCore::NetworkResourcesData::ResourceData::setDecoder):

LayoutTests:

* http/tests/inspector/network/network-cyrillic-xhr-expected.txt: Added.
* http/tests/inspector/network/network-cyrillic-xhr.html: Added.
* http/tests/inspector/network/network-empty-xhr-expected.txt: Added.
* http/tests/inspector/network/network-empty-xhr.html: Added.
* http/tests/inspector/network/resources/cyrillic.html: Added.
* http/tests/inspector/network/resources/empty.html: Added.

Modified Paths

Added Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (108496 => 108497)


--- trunk/LayoutTests/ChangeLog	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/LayoutTests/ChangeLog	2012-02-22 15:07:58 UTC (rev 108497)
@@ -1,3 +1,17 @@
+2012-02-22  Vsevolod Vlasov  <[email protected]>
+
+        Web Inspector: retrieving content for some XHR requests crashes inspected page renderer
+        https://bugs.webkit.org/show_bug.cgi?id=79026
+
+        Reviewed by Pavel Feldman.
+
+        * http/tests/inspector/network/network-cyrillic-xhr-expected.txt: Added.
+        * http/tests/inspector/network/network-cyrillic-xhr.html: Added.
+        * http/tests/inspector/network/network-empty-xhr-expected.txt: Added.
+        * http/tests/inspector/network/network-empty-xhr.html: Added.
+        * http/tests/inspector/network/resources/cyrillic.html: Added.
+        * http/tests/inspector/network/resources/empty.html: Added.
+
 2012-02-21  Vsevolod Vlasov  <[email protected]>
 
         Web Inspector: [InspectorIndexedDB] Show IndexedDB views on selection IndexedDB elements in resources panel.

Added: trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr-expected.txt (0 => 108497)


--- trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr-expected.txt	2012-02-22 15:07:58 UTC (rev 108497)
@@ -0,0 +1,13 @@
+CONSOLE MESSAGE: line 18: Done.
+Tests cyrillic xhr content is correctly loaded in inspector.
+
+Bug 79026
+http://127.0.0.1:8000/inspector/network/resources/cyrillic.html
+resource.content: The following line contains a word "success" written with cyrillic letters.
+SUССЕSS
+
+http://127.0.0.1:8000/inspector/network/resources/cyrillic.html
+resource.content: The following line contains a word "success" written with cyrillic letters.
+SUССЕSS
+
+
Property changes on: trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr-expected.txt
___________________________________________________________________

Added: svn:eol-style

Added: trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr.html (0 => 108497)


--- trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr.html	                        (rev 0)
+++ trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr.html	2012-02-22 15:07:58 UTC (rev 108497)
@@ -0,0 +1,72 @@
+<html>
+<head>
+<script src=""
+<script src=""
+<script>
+function loadData()
+{
+    doXHR("GET", "resources/cyrillic.html", false, xhrLoaded1);
+}
+
+function xhrLoaded1()
+{
+    doXHR("GET", "resources/cyrillic.html", true, allXHRsLoaded);
+}
+
+function allXHRsLoaded()
+{
+    console.log("Done.");
+}
+
+function test()
+{
+    // Since this test could be run together with other inspector backend cache
+    // tests, we need to reset size limits to default ones.
+    InspectorTest.resetInspectorResourcesData(step1);
+
+    function dumpResource(resource, callback)
+    {
+        if (!resource)
+            return callback();
+        InspectorTest.addResult(resource.url);
+
+        function contentLoaded()
+        {
+            InspectorTest.addResult("resource.content: " + resource.content);
+            callback();
+        }
+
+        resource.requestContent(contentLoaded);
+    }
+
+    function step1()
+    {
+        InspectorTest.addConsoleSniffer(step2);
+        InspectorTest.evaluateInPage("loadData()");
+    }
+
+    function step2()
+    {
+        var resource = WebInspector.panels.network.resources[WebInspector.panels.network.resources.length - 2];
+        dumpResource(resource, step3);
+    }
+
+    function step3()
+    {
+        var resource = WebInspector.panels.network.resources[WebInspector.panels.network.resources.length - 1];
+        dumpResource(resource, step4);
+    }
+
+    function step4()
+    {
+        InspectorTest.completeTest();
+    }
+}
+</script>
+</head>
+<body _onload_="runTest()">
+<p> Tests cyrillic xhr content is correctly loaded in inspector.</p>
+<a href="" 79026</a>
+</body>
+</html>
+
Property changes on: trunk/LayoutTests/http/tests/inspector/network/network-cyrillic-xhr.html
___________________________________________________________________

Added: svn:eol-style

Added: trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr-expected.txt (0 => 108497)


--- trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr-expected.txt	2012-02-22 15:07:58 UTC (rev 108497)
@@ -0,0 +1,9 @@
+CONSOLE MESSAGE: line 18: Done.
+Tests empty xhr content is correctly loaded in inspector.
+
+Bug 79026
+http://127.0.0.1:8000/inspector/network/resources/empty.html
+resource.content: 
+http://127.0.0.1:8000/inspector/network/resources/empty.html
+resource.content: 
+
Property changes on: trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr-expected.txt
___________________________________________________________________

Added: svn:eol-style

Added: trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr.html (0 => 108497)


--- trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr.html	                        (rev 0)
+++ trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr.html	2012-02-22 15:07:58 UTC (rev 108497)
@@ -0,0 +1,72 @@
+<html>
+<head>
+<script src=""
+<script src=""
+<script>
+function loadData()
+{
+    doXHR("GET", "resources/empty.html", false, xhrLoaded1);
+}
+
+function xhrLoaded1()
+{
+    doXHR("GET", "resources/empty.html", true, allXHRsLoaded);
+}
+
+function allXHRsLoaded()
+{
+    console.log("Done.");
+}
+
+function test()
+{
+    // Since this test could be run together with other inspector backend cache
+    // tests, we need to reset size limits to default ones.
+    InspectorTest.resetInspectorResourcesData(step1);
+
+    function dumpResource(resource, callback)
+    {
+        if (!resource)
+            return callback();
+        InspectorTest.addResult(resource.url);
+
+        function contentLoaded()
+        {
+            InspectorTest.addResult("resource.content: " + resource.content);
+            callback();
+        }
+
+        resource.requestContent(contentLoaded);
+    }
+
+    function step1()
+    {
+        InspectorTest.addConsoleSniffer(step2);
+        InspectorTest.evaluateInPage("loadData()");
+    }
+
+    function step2()
+    {
+        var resource = WebInspector.panels.network.resources[WebInspector.panels.network.resources.length - 2];
+        dumpResource(resource, step3);
+    }
+
+    function step3()
+    {
+        var resource = WebInspector.panels.network.resources[WebInspector.panels.network.resources.length - 1];
+        dumpResource(resource, step4);
+    }
+
+    function step4()
+    {
+        InspectorTest.completeTest();
+    }
+}
+</script>
+</head>
+<body _onload_="runTest()">
+<p> Tests empty xhr content is correctly loaded in inspector.</p>
+<a href="" 79026</a>
+</body>
+</html>
+
Property changes on: trunk/LayoutTests/http/tests/inspector/network/network-empty-xhr.html
___________________________________________________________________

Added: svn:eol-style

Added: trunk/LayoutTests/http/tests/inspector/network/resources/cyrillic.html (0 => 108497)


--- trunk/LayoutTests/http/tests/inspector/network/resources/cyrillic.html	                        (rev 0)
+++ trunk/LayoutTests/http/tests/inspector/network/resources/cyrillic.html	2012-02-22 15:07:58 UTC (rev 108497)
@@ -0,0 +1,2 @@
+The following line contains a word "success" written with cyrillic letters.
+SUССЕSS
Property changes on: trunk/LayoutTests/http/tests/inspector/network/resources/cyrillic.html
___________________________________________________________________

Added: svn:eol-style

Property changes: trunk/LayoutTests/http/tests/inspector/network/resources/empty.html


Added: svn:eol-style

Modified: trunk/Source/WebCore/ChangeLog (108496 => 108497)


--- trunk/Source/WebCore/ChangeLog	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/Source/WebCore/ChangeLog	2012-02-22 15:07:58 UTC (rev 108497)
@@ -1,3 +1,29 @@
+2012-02-22  Vsevolod Vlasov  <[email protected]>
+
+        Web Inspector: retrieving content for some XHR requests crashes inspected page renderer
+        https://bugs.webkit.org/show_bug.cgi?id=79026
+
+        Reviewed by Pavel Feldman.
+
+        Fixed loading empty xhr content and xhr content decoding that was
+        broken in r107672.
+
+        Tests: http/tests/inspector/network/network-cyrillic-xhr.html
+               http/tests/inspector/network/network-empty-xhr.html
+
+        * inspector/InspectorPageAgent.cpp:
+        (WebCore):
+        (WebCore::InspectorPageAgent::createDecoder):
+        (WebCore::InspectorPageAgent::cachedResourceContent):
+        * inspector/InspectorPageAgent.h:
+        (WebCore):
+        * inspector/NetworkResourcesData.cpp:
+        (WebCore::NetworkResourcesData::ResourceData::decodeDataToContent):
+        (WebCore::NetworkResourcesData::responseReceived):
+        * inspector/NetworkResourcesData.h:
+        (WebCore::NetworkResourcesData::ResourceData::decoder):
+        (WebCore::NetworkResourcesData::ResourceData::setDecoder):
+
 2012-02-22  Peter Rybin  <[email protected]>
 
         Web Inspector: CodeGeneratorInspector.py: remove neural-net-style constructions

Modified: trunk/Source/WebCore/inspector/InspectorPageAgent.cpp (108496 => 108497)


--- trunk/Source/WebCore/inspector/InspectorPageAgent.cpp	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/Source/WebCore/inspector/InspectorPageAgent.cpp	2012-02-22 15:07:58 UTC (rev 108497)
@@ -44,6 +44,7 @@
 #include "ContentSearchUtils.h"
 #include "Cookie.h"
 #include "CookieJar.h"
+#include "DOMImplementation.h"
 #include "DOMNodeHighlighter.h"
 #include "DOMPatchSupport.h"
 #include "Document.h"
@@ -67,6 +68,7 @@
 #include "SecurityOrigin.h"
 #include "SharedBuffer.h"
 #include "TextEncoding.h"
+#include "TextResourceDecoder.h"
 #include "UserGestureIndicator.h"
 
 #include <wtf/CurrentTime.h>
@@ -129,6 +131,23 @@
     return type == InspectorPageAgent::StylesheetResource || type == InspectorPageAgent::ScriptResource || type == InspectorPageAgent::XHRResource;
 }
 
+// static
+PassRefPtr<TextResourceDecoder> InspectorPageAgent::createDecoder(const String& mimeType, const String& textEncodingName)
+{
+    RefPtr<TextResourceDecoder> decoder;
+    if (!textEncodingName.isEmpty())
+        decoder = TextResourceDecoder::create("text/plain", textEncodingName);
+    else if (mimeType == "text/plain")
+        decoder = TextResourceDecoder::create("text/plain", "ISO-8859-1");
+    else if (mimeType == "text/html")
+        decoder = TextResourceDecoder::create("text/html", "UTF-8");
+    else if (DOMImplementation::isXMLMIMEType(mimeType)) {
+        decoder = TextResourceDecoder::create("application/xml");
+        decoder->useLenientXMLDecoding();
+    }
+    return decoder;
+}
+
 bool InspectorPageAgent::cachedResourceContent(CachedResource* cachedResource, String* result, bool* base64Encoded)
 {
     bool hasZeroSize;
@@ -147,8 +166,12 @@
         return true;
     }
 
+    if (hasZeroSize) {
+        *result = "";
+        return true;
+    }
+
     if (cachedResource) {
-        SharedBuffer* buffer = cachedResource->data();
         switch (cachedResource->type()) {
         case CachedResource::CSSStyleSheet:
             *result = static_cast<CachedCSSStyleSheet*>(cachedResource)->sheetText();
@@ -156,14 +179,15 @@
         case CachedResource::Script:
             *result = static_cast<CachedScript*>(cachedResource)->script();
             return true;
-        case CachedResource::RawResource:
-            *result = String(buffer->data(), buffer->size());
+        case CachedResource::RawResource: {
+            SharedBuffer* buffer = cachedResource->data();
+            RefPtr<TextResourceDecoder> decoder = InspectorPageAgent::createDecoder(cachedResource->response().mimeType(), cachedResource->response().textEncodingName());
+            String content = decoder->decode(buffer->data(), buffer->size());
+            content += decoder->flush();
+            *result = content;
             return true;
+        }
         default:
-            if (hasZeroSize) {
-                *result = "";
-                return true;
-            }
             return decodeSharedBuffer(cachedResource->data(), cachedResource->encoding(), result);
         }
     }

Modified: trunk/Source/WebCore/inspector/InspectorPageAgent.h (108496 => 108497)


--- trunk/Source/WebCore/inspector/InspectorPageAgent.h	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/Source/WebCore/inspector/InspectorPageAgent.h	2012-02-22 15:07:58 UTC (rev 108497)
@@ -58,6 +58,7 @@
 class Page;
 class RegularExpression;
 class SharedBuffer;
+class TextResourceDecoder;
 
 typedef String ErrorString;
 
@@ -77,6 +78,7 @@
 
     static PassOwnPtr<InspectorPageAgent> create(InstrumentingAgents*, Page*, InspectorState*, InjectedScriptManager*, InspectorClient*);
 
+    static PassRefPtr<TextResourceDecoder> createDecoder(const String& mimeType, const String& textEncodingName);
     static bool cachedResourceContent(CachedResource*, String* result, bool* base64Encoded);
     static bool sharedBufferContent(PassRefPtr<SharedBuffer>, const String& textEncodingName, bool withBase64Encode, String* result);
     static void resourceContent(ErrorString*, Frame*, const KURL&, String* result, bool* base64Encoded);

Modified: trunk/Source/WebCore/inspector/NetworkResourcesData.cpp (108496 => 108497)


--- trunk/Source/WebCore/inspector/NetworkResourcesData.cpp	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/Source/WebCore/inspector/NetworkResourcesData.cpp	2012-02-22 15:07:58 UTC (rev 108497)
@@ -29,7 +29,6 @@
 #include "config.h"
 #include "NetworkResourcesData.h"
 
-#include "DOMImplementation.h"
 #include "SharedBuffer.h"
 #include "TextResourceDecoder.h"
 
@@ -80,20 +79,6 @@
     return result;
 }
 
-void NetworkResourcesData::ResourceData::createDecoder(const String& mimeType, const String& textEncodingName)
-{
-    if (!textEncodingName.isEmpty())
-        m_decoder = TextResourceDecoder::create("text/plain", textEncodingName);
-    else if (mimeType == "text/plain")
-        m_decoder = TextResourceDecoder::create("text/plain", "ISO-8859-1");
-    else if (mimeType == "text/html")
-        m_decoder = TextResourceDecoder::create("text/html", "UTF-8");
-    else if (DOMImplementation::isXMLMIMEType(mimeType)) {
-        m_decoder = TextResourceDecoder::create("application/xml");
-        m_decoder->useLenientXMLDecoding();
-    }
-}
-
 int NetworkResourcesData::ResourceData::dataLength() const
 {
     return m_dataBuffer ? m_dataBuffer->size() : 0;
@@ -113,6 +98,7 @@
     ASSERT(!hasContent());
     int dataLength = m_dataBuffer->size();
     m_content = m_decoder->decode(m_dataBuffer->data(), m_dataBuffer->size());
+    m_content += m_decoder->flush();
     m_dataBuffer = nullptr;
     return 2 * m_content.length() - dataLength;
 }
@@ -143,7 +129,7 @@
         return;
     resourceData->setFrameId(frameId);
     resourceData->setUrl(response.url());
-    resourceData->createDecoder(response.mimeType(), response.textEncodingName());
+    resourceData->setDecoder(InspectorPageAgent::createDecoder(response.mimeType(), response.textEncodingName()));
 }
 
 void NetworkResourcesData::setResourceType(const String& requestId, InspectorPageAgent::ResourceType type)

Modified: trunk/Source/WebCore/inspector/NetworkResourcesData.h (108496 => 108497)


--- trunk/Source/WebCore/inspector/NetworkResourcesData.h	2012-02-22 15:05:19 UTC (rev 108496)
+++ trunk/Source/WebCore/inspector/NetworkResourcesData.h	2012-02-22 15:07:58 UTC (rev 108497)
@@ -31,6 +31,7 @@
 
 #include "CachedResourceHandle.h"
 #include "InspectorPageAgent.h"
+#include "TextResourceDecoder.h"
 
 #include <wtf/Deque.h>
 #include <wtf/HashMap.h>
@@ -75,8 +76,8 @@
         String textEncodingName() const { return m_textEncodingName; }
         void setTextEncodingName(const String& textEncodingName) { m_textEncodingName = textEncodingName; }
 
-        TextResourceDecoder* decoder() const { return m_decoder.get(); }
-        void createDecoder(const String& mimeType, const String& textEncodingName);
+        PassRefPtr<TextResourceDecoder> decoder() const { return m_decoder; }
+        void setDecoder(PassRefPtr<TextResourceDecoder> decoder) { m_decoder = decoder; }
 
         PassRefPtr<SharedBuffer> buffer() const { return m_buffer; }
         void setBuffer(PassRefPtr<SharedBuffer> buffer) { m_buffer = buffer; }
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