Title: [141923] trunk/Source/WebKit2
Revision
141923
Author
[email protected]
Date
2013-02-05 13:26:51 -0800 (Tue, 05 Feb 2013)

Log Message

WebKit clients should be able to override loading of blocked plug-ins
https://bugs.webkit.org/show_bug.cgi?id=108968
<rdar://problem/13154516>

Reviewed by Sam Weinig.

Replace the shouldInstantiatePlugin callback with a new pluginLoadPolicy which is called regardless
of whether the plug-in is blocked or not. This lets clients override the plug-in load policy and
force loading of blacklisted plug-ins (and vice versa).

* UIProcess/API/C/WKPage.h:
* UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::getPluginPath):
* UIProcess/WebUIClient.cpp:
(WebKit::toWKPluginLoadPolicy):
(WebKit):
(WebKit::toPluginModuleLoadPolicy):
(WebKit::WebUIClient::pluginLoadPolicy):
* UIProcess/WebUIClient.h:
(WebUIClient):

Modified Paths

Diff

Modified: trunk/Source/WebKit2/ChangeLog (141922 => 141923)


--- trunk/Source/WebKit2/ChangeLog	2013-02-05 21:16:43 UTC (rev 141922)
+++ trunk/Source/WebKit2/ChangeLog	2013-02-05 21:26:51 UTC (rev 141923)
@@ -1,3 +1,26 @@
+2013-02-05  Anders Carlsson  <[email protected]>
+
+        WebKit clients should be able to override loading of blocked plug-ins
+        https://bugs.webkit.org/show_bug.cgi?id=108968
+        <rdar://problem/13154516>
+
+        Reviewed by Sam Weinig.
+
+        Replace the shouldInstantiatePlugin callback with a new pluginLoadPolicy which is called regardless
+        of whether the plug-in is blocked or not. This lets clients override the plug-in load policy and
+        force loading of blacklisted plug-ins (and vice versa).
+
+        * UIProcess/API/C/WKPage.h:
+        * UIProcess/WebPageProxy.cpp:
+        (WebKit::WebPageProxy::getPluginPath):
+        * UIProcess/WebUIClient.cpp:
+        (WebKit::toWKPluginLoadPolicy):
+        (WebKit):
+        (WebKit::toPluginModuleLoadPolicy):
+        (WebKit::WebUIClient::pluginLoadPolicy):
+        * UIProcess/WebUIClient.h:
+        (WebUIClient):
+
 2013-02-05  Simon Hausmann  <[email protected]>
 
         [Qt][WK2] Replace more uses of WebPageProxy with WKPage in QQuickWebView

Modified: trunk/Source/WebKit2/UIProcess/API/C/WKPage.h (141922 => 141923)


--- trunk/Source/WebKit2/UIProcess/API/C/WKPage.h	2013-02-05 21:16:43 UTC (rev 141922)
+++ trunk/Source/WebKit2/UIProcess/API/C/WKPage.h	2013-02-05 21:26:51 UTC (rev 141923)
@@ -171,6 +171,13 @@
 };
 typedef uint32_t WKPluginUnavailabilityReason;
 
+enum {
+    kWKPluginLoadPolicyLoadNormally = 0,
+    kWKPluginLoadPolicyBlocked,
+    kWKPluginLoadPolicyInactive,
+};
+typedef uint32_t WKPluginLoadPolicy;
+
 // UI Client
 typedef WKPageRef (*WKPageCreateNewPageCallback)(WKPageRef page, WKURLRequestRef urlRequest, WKDictionaryRef features, WKEventModifiers modifiers, WKEventMouseButton mouseButton, const void *clientInfo);
 typedef void (*WKPageRunJavaScriptAlertCallback)(WKPageRef page, WKStringRef alertText, WKFrameRef frame, const void *clientInfo);
@@ -208,7 +215,7 @@
 typedef void (*WKPageUnavailablePluginButtonClickedCallback)(WKPageRef page, WKPluginUnavailabilityReason pluginUnavailabilityReason, WKStringRef mimeType, WKStringRef url, WKStringRef pluginsPageURL, const void* clientInfo);
 typedef void (*WKPageShowColorPickerCallback)(WKPageRef page, WKStringRef initialColor, WKColorPickerResultListenerRef listener, const void* clientInfo);
 typedef void (*WKPageHideColorPickerCallback)(WKPageRef page, const void* clientInfo);
-typedef bool (*WKPageShouldInstantiatePluginCallback)(WKPageRef page, WKStringRef identifier, WKStringRef displayName, const void* clientInfo);
+typedef WKPluginLoadPolicy (*WKPagePluginLoadPolicyCallback)(WKPageRef page, WKStringRef identifier, WKStringRef displayName, WKPluginLoadPolicy currentPluginLoadPolicy, const void* clientInfo);
 
 // Deprecated    
 typedef WKPageRef (*WKPageCreateNewPageCallback_deprecatedForUseWithV0)(WKPageRef page, WKDictionaryRef features, WKEventModifiers modifiers, WKEventMouseButton mouseButton, const void *clientInfo);
@@ -269,7 +276,7 @@
     // Version 2
     WKPageShowColorPickerCallback                                       showColorPicker;
     WKPageHideColorPickerCallback                                       hideColorPicker;
-    WKPageShouldInstantiatePluginCallback                               shouldInstantiatePlugin;
+    WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 };
 typedef struct WKPageUIClient WKPageUIClient;
 

Modified: trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp (141922 => 141923)


--- trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp	2013-02-05 21:16:43 UTC (rev 141922)
+++ trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp	2013-02-05 21:26:51 UTC (rev 141923)
@@ -1233,14 +1233,14 @@
         return;
 
     pluginLoadPolicy = PluginInfoStore::policyForPlugin(plugin);
-    if (pluginLoadPolicy != PluginModuleLoadNormally)
-        return;
 
 #if PLATFORM(MAC)
-    pluginLoadPolicy = m_uiClient.shouldInstantiatePlugin(this, plugin.bundleIdentifier, plugin.info.name) ? PluginModuleLoadNormally : PluginModuleBlocked;
+    PluginModuleLoadPolicy currentPluginLoadPolicy = static_cast<PluginModuleLoadPolicy>(pluginLoadPolicy);
+    pluginLoadPolicy = m_uiClient.pluginLoadPolicy(this, plugin.bundleIdentifier, plugin.info.name, currentPluginLoadPolicy);
+#endif
+
     if (pluginLoadPolicy != PluginModuleLoadNormally)
         return;
-#endif
 
     pluginPath = plugin.path;
 }

Modified: trunk/Source/WebKit2/UIProcess/WebUIClient.cpp (141922 => 141923)


--- trunk/Source/WebKit2/UIProcess/WebUIClient.cpp	2013-02-05 21:16:43 UTC (rev 141922)
+++ trunk/Source/WebKit2/UIProcess/WebUIClient.cpp	2013-02-05 21:26:51 UTC (rev 141923)
@@ -438,12 +438,42 @@
 }
 #endif
 
-bool WebUIClient::shouldInstantiatePlugin(WebPageProxy* page, const String& identifier, const String& displayName)
+static inline WKPluginLoadPolicy toWKPluginLoadPolicy(PluginModuleLoadPolicy pluginModuleLoadPolicy)
 {
-    if (!m_client.shouldInstantiatePlugin)
-        return true;
+    switch (pluginModuleLoadPolicy) {
+    case PluginModuleLoadNormally:
+        return kWKPluginLoadPolicyLoadNormally;
+    case PluginModuleBlocked:
+        return kWKPluginLoadPolicyBlocked;
+    case PluginModuleInactive:
+        return kWKPluginLoadPolicyInactive;
+    }
 
-    return m_client.shouldInstantiatePlugin(toAPI(page), toAPI(identifier.impl()), toAPI(displayName.impl()), m_client.clientInfo);
+    ASSERT_NOT_REACHED();
+    return kWKPluginLoadPolicyBlocked;
 }
 
+static inline PluginModuleLoadPolicy toPluginModuleLoadPolicy(WKPluginLoadPolicy pluginLoadPolicy)
+{
+    switch (pluginLoadPolicy) {
+    case kWKPluginLoadPolicyLoadNormally:
+        return PluginModuleLoadNormally;
+    case kWKPluginLoadPolicyBlocked:
+        return PluginModuleBlocked;
+    case kWKPluginLoadPolicyInactive:
+        return PluginModuleInactive;
+    }
+
+    ASSERT_NOT_REACHED();
+    return PluginModuleBlocked;
+}
+
+PluginModuleLoadPolicy WebUIClient::pluginLoadPolicy(WebPageProxy* page, const String& identifier, const String& displayName, PluginModuleLoadPolicy currentPluginLoadPolicy)
+{
+    if (!m_client.pluginLoadPolicy)
+        return currentPluginLoadPolicy;
+
+    return toPluginModuleLoadPolicy(m_client.pluginLoadPolicy(toAPI(page), toAPI(identifier.impl()), toAPI(displayName.impl()), toWKPluginLoadPolicy(currentPluginLoadPolicy), m_client.clientInfo));
+}
+
 } // namespace WebKit

Modified: trunk/Source/WebKit2/UIProcess/WebUIClient.h (141922 => 141923)


--- trunk/Source/WebKit2/UIProcess/WebUIClient.h	2013-02-05 21:16:43 UTC (rev 141922)
+++ trunk/Source/WebKit2/UIProcess/WebUIClient.h	2013-02-05 21:26:51 UTC (rev 141923)
@@ -27,6 +27,7 @@
 #define WebUIClient_h
 
 #include "APIClient.h"
+#include "PluginModuleInfo.h"
 #include "WKPage.h"
 #include "WebEvent.h"
 #include "WebHitTestResult.h"
@@ -122,7 +123,7 @@
     bool hideColorPicker(WebPageProxy*);
 #endif
 
-    bool shouldInstantiatePlugin(WebPageProxy*, const String& identifier, const String& displayName);
+    PluginModuleLoadPolicy pluginLoadPolicy(WebPageProxy*, const String& identifier, const String& displayName, PluginModuleLoadPolicy currentPluginLoadPolicy);
 };
 
 } // namespace WebKit
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