Title: [167343] trunk/Source/WebKit2
Revision
167343
Author
m...@apple.com
Date
2014-04-15 22:16:36 -0700 (Tue, 15 Apr 2014)

Log Message

[Cocoa] Add a form delegate method corresponding to willSubmitForm
https://bugs.webkit.org/show_bug.cgi?id=131718

Reviewed by Tim Horton.

* UIProcess/API/Cocoa/WKWebView.mm:
(-[WKWebView _setFormDelegate:]): Changed to define and create a FormClient (which derives
from API::FormClient and messages a delegate), and set it as the form client.

* UIProcess/API/Cocoa/_WKFormDelegate.h: Declared new delegate method.

* WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInFormDelegatePrivate.h: Added a
variant of willSubmitForm that returs a user object to pass to the delegate in the UI
process, giving it a temporary name with “new”.

* WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm:
(-[WKWebProcessPlugInBrowserContextController _setFormDelegate:]): Changed willSubmitForm()
to check for the new bundle delegate method first and encode the user object as user data.
Moved the encoding of an NSObject <NSSecureCoding> as user data into a helper function.

Modified Paths

Diff

Modified: trunk/Source/WebKit2/ChangeLog (167342 => 167343)


--- trunk/Source/WebKit2/ChangeLog	2014-04-16 03:45:28 UTC (rev 167342)
+++ trunk/Source/WebKit2/ChangeLog	2014-04-16 05:16:36 UTC (rev 167343)
@@ -1,3 +1,25 @@
+2014-04-15  Dan Bernstein  <m...@apple.com>
+
+        [Cocoa] Add a form delegate method corresponding to willSubmitForm
+        https://bugs.webkit.org/show_bug.cgi?id=131718
+
+        Reviewed by Tim Horton.
+
+        * UIProcess/API/Cocoa/WKWebView.mm:
+        (-[WKWebView _setFormDelegate:]): Changed to define and create a FormClient (which derives
+        from API::FormClient and messages a delegate), and set it as the form client.
+
+        * UIProcess/API/Cocoa/_WKFormDelegate.h: Declared new delegate method.
+
+        * WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInFormDelegatePrivate.h: Added a
+        variant of willSubmitForm that returs a user object to pass to the delegate in the UI
+        process, giving it a temporary name with “new”.
+
+        * WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm:
+        (-[WKWebProcessPlugInBrowserContextController _setFormDelegate:]): Changed willSubmitForm()
+        to check for the new bundle delegate method first and encode the user object as user data.
+        Moved the encoding of an NSObject <NSSecureCoding> as user data into a helper function.
+
 2014-04-15  Hyowon Kim  <hw1008....@samsung.com>
 
         Make page overlay functionality working on coordinated graphics.

Modified: trunk/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm (167342 => 167343)


--- trunk/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm	2014-04-16 03:45:28 UTC (rev 167342)
+++ trunk/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm	2014-04-16 05:16:36 UTC (rev 167343)
@@ -28,6 +28,7 @@
 
 #if WK_API_ENABLED
 
+#import "APIFormClient.h"
 #import "FindClient.h"
 #import "NavigationState.h"
 #import "RemoteLayerTreeTransaction.h"
@@ -52,10 +53,12 @@
 #import "WebBackForwardList.h"
 #import "WebCertificateInfo.h"
 #import "WebContext.h"
+#import "WebFormSubmissionListenerProxy.h"
 #import "WebPageGroup.h"
 #import "WebPageProxy.h"
 #import "WebProcessProxy.h"
 #import "_WKFindDelegate.h"
+#import "_WKFormDelegate.h"
 #import "_WKRemoteObjectRegistryInternal.h"
 #import "_WKVisitedLinkProviderInternal.h"
 #import <wtf/RetainPtr.h>
@@ -1185,6 +1188,59 @@
 - (void)_setFormDelegate:(id <_WKFormDelegate>)formDelegate
 {
     _formDelegate = formDelegate;
+
+    class FormClient : public API::FormClient {
+    public:
+        explicit FormClient(WKWebView *webView)
+            : m_webView(webView)
+        {
+        }
+
+        virtual ~FormClient() { }
+
+        virtual bool willSubmitForm(WebKit::WebPageProxy*, WebKit::WebFrameProxy*, WebKit::WebFrameProxy* sourceFrame, const Vector<std::pair<WTF::String, WTF::String>>& textFieldValues, API::Object* userData, WebKit::WebFormSubmissionListenerProxy* listener) override
+        {
+            if (userData && userData->type() != API::Object::Type::Data) {
+                ASSERT(!userData || userData->type() == API::Object::Type::Data);
+                m_webView->_page->process().connection()->markCurrentlyDispatchedMessageAsInvalid();
+                return false;
+            }
+
+            auto formDelegate = m_webView->_formDelegate.get();
+
+            if (![formDelegate respondsToSelector:@selector(_webView:willSubmitFormValues:userObject:submissionHandler:)])
+                return false;
+
+            auto valueMap = adoptNS([[NSMutableDictionary alloc] initWithCapacity:textFieldValues.size()]);
+            for (const auto& pair : textFieldValues)
+                [valueMap setObject:pair.second forKey:pair.first];
+
+            NSObject <NSSecureCoding> *userObject = nil;
+            if (API::Data* data = "" {
+                auto nsData = adoptNS([[NSData alloc] initWithBytesNoCopy:const_cast<void*>(static_cast<const void*>(data->bytes())) length:data->size() freeWhenDone:NO]);
+                auto unarchiver = adoptNS([[NSKeyedUnarchiver alloc] initForReadingWithData:nsData.get()]);
+                [unarchiver setRequiresSecureCoding:YES];
+                @try {
+                    userObject = [unarchiver decodeObjectOfClass:[NSObject class] forKey:@"userObject"];
+                } @catch (NSException *exception) {
+                    LOG_ERROR("Failed to decode user data: %@", exception);
+                }
+            }
+
+            [formDelegate _webView:m_webView willSubmitFormValues:valueMap.get() userObject:userObject submissionHandler:^{
+                listener->continueSubmission();
+            }];
+            return true;
+        }
+
+    private:
+        WKWebView *m_webView;
+    };
+
+    if (formDelegate)
+        _page->setFormClient(std::make_unique<FormClient>(self));
+    else
+        _page->setFormClient(nullptr);
 }
 
 #pragma mark iOS-specific methods

Modified: trunk/Source/WebKit2/UIProcess/API/Cocoa/_WKFormDelegate.h (167342 => 167343)


--- trunk/Source/WebKit2/UIProcess/API/Cocoa/_WKFormDelegate.h	2014-04-16 03:45:28 UTC (rev 167342)
+++ trunk/Source/WebKit2/UIProcess/API/Cocoa/_WKFormDelegate.h	2014-04-16 05:16:36 UTC (rev 167343)
@@ -37,6 +37,7 @@
 @optional
 
 - (void)_webView:(WKWebView *)webView didStartInputSession:(id <_WKFormInputSession>)inputSession;
+- (void)_webView:(WKWebView *)webView willSubmitFormValues:(NSDictionary *)values userObject:(NSObject <NSSecureCoding> *)userObject submissionHandler:(void (^)(void))submissionHandler;
 
 #if TARGET_OS_IPHONE
 - (void)_webView:(WKWebView *)webView accessoryViewCustomButtonTappedInFormInputSession:(id <_WKFormInputSession>)inputSession;

Modified: trunk/Source/WebKit2/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInFormDelegatePrivate.h (167342 => 167343)


--- trunk/Source/WebKit2/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInFormDelegatePrivate.h	2014-04-16 03:45:28 UTC (rev 167342)
+++ trunk/Source/WebKit2/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInFormDelegatePrivate.h	2014-04-16 05:16:36 UTC (rev 167343)
@@ -40,6 +40,10 @@
 - (void)_webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller willSubmitForm:(WKWebProcessPlugInNodeHandle *)form toFrame:(WKWebProcessPlugInFrame *)frame fromFrame:(WKWebProcessPlugInFrame *)sourceFrame withValues:(NSDictionary *)values;
 - (void)_webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller textDidChangeInTextField:(WKWebProcessPlugInNodeHandle *)textField inFrame:(WKWebProcessPlugInFrame *)frame initiatedByUserTyping:(BOOL)initiatedByUserTyping;
 
+// FIXME: Once no one implements the above willSubmitForm:, remove "new" from the name.
+// The return value is exposed in the UI process via the userObject parameter to [id <_WKFormDelegate> _webView:willSubmitFormValues:userObject:submissionHandler:].
+- (NSObject <NSSecureCoding> *)_webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller newWillSubmitForm:(WKWebProcessPlugInNodeHandle *)form toFrame:(WKWebProcessPlugInFrame *)frame fromFrame:(WKWebProcessPlugInFrame *)sourceFrame withValues:(NSDictionary *)values;
+
 // The return value is exposed in the UI process via the userObject property of the _WKFormInputSession object.
 - (NSObject <NSSecureCoding> *)_webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller willBeginInputSessionForElement:(WKWebProcessPlugInNodeHandle *)node inFrame:(WKWebProcessPlugInFrame *)frame;
 

Modified: trunk/Source/WebKit2/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm (167342 => 167343)


--- trunk/Source/WebKit2/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm	2014-04-16 03:45:28 UTC (rev 167342)
+++ trunk/Source/WebKit2/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm	2014-04-16 05:16:36 UTC (rev 167343)
@@ -407,15 +407,41 @@
             }
         }
 
+        static void encodeUserObject(NSObject <NSSecureCoding> *userObject, RefPtr<API::Object>& userData)
+        {
+            if (!userObject)
+                return;
+
+            auto data = "" alloc] init]);
+            auto archiver = adoptNS([[NSKeyedArchiver alloc] initForWritingWithMutableData:data.get()]);
+            [archiver setRequiresSecureCoding:YES];
+            @try {
+                [archiver encodeObject:userObject forKey:@"userObject"];
+            } @catch (NSException *exception) {
+                LOG_ERROR("Failed to encode user object: %@", exception);
+                return;
+            }
+            [archiver finishEncoding];
+
+            userData = API::Data::createWithoutCopying((const unsigned char*)[data bytes], [data length], releaseNSData, data.leakRef()).leakRef();
+        }
+
         virtual void willSubmitForm(WebPage*, HTMLFormElement* formElement, WebFrame* frame, WebFrame* sourceFrame, const Vector<std::pair<WTF::String, WTF::String>>& values, RefPtr<API::Object>& userData) override
         {
             auto formDelegate = m_controller->_formDelegate.get();
 
-            if ([formDelegate respondsToSelector:@selector(_webProcessPlugInBrowserContextController:willSubmitForm:toFrame:fromFrame:withValues:)]) {
+            if ([formDelegate respondsToSelector:@selector(_webProcessPlugInBrowserContextController:newWillSubmitForm:toFrame:fromFrame:withValues:)]) {
                 auto valueMap = adoptNS([[NSMutableDictionary alloc] initWithCapacity:values.size()]);
                 for (const auto& pair : values)
                     [valueMap setObject:pair.second forKey:pair.first];
 
+                NSObject <NSSecureCoding> *userObject = [formDelegate _webProcessPlugInBrowserContextController:m_controller newWillSubmitForm:wrapper(*InjectedBundleNodeHandle::getOrCreate(formElement).get()) toFrame:wrapper(*frame) fromFrame:wrapper(*sourceFrame) withValues:valueMap.get()];
+                encodeUserObject(userObject, userData);
+            } else if ([formDelegate respondsToSelector:@selector(_webProcessPlugInBrowserContextController:willSubmitForm:toFrame:fromFrame:withValues:)]) {
+                auto valueMap = adoptNS([[NSMutableDictionary alloc] initWithCapacity:values.size()]);
+                for (const auto& pair : values)
+                    [valueMap setObject:pair.second forKey:pair.first];
+
                 [formDelegate _webProcessPlugInBrowserContextController:m_controller willSubmitForm:wrapper(*InjectedBundleNodeHandle::getOrCreate(formElement).get()) toFrame:wrapper(*frame) fromFrame:wrapper(*sourceFrame) withValues:valueMap.get()];
             }
         }
@@ -441,21 +467,7 @@
                 return;
 
             NSObject <NSSecureCoding> *userObject = [formDelegate _webProcessPlugInBrowserContextController:m_controller willBeginInputSessionForElement:wrapper(*WebKit::InjectedBundleNodeHandle::getOrCreate(element)) inFrame:wrapper(*frame)];
-            if (!userObject)
-                return;
-
-            auto data = "" alloc] init]);
-            auto archiver = adoptNS([[NSKeyedArchiver alloc] initForWritingWithMutableData:data.get()]);
-            [archiver setRequiresSecureCoding:YES];
-            @try {
-                [archiver encodeObject:userObject forKey:@"userObject"];
-            } @catch (NSException *exception) {
-                LOG_ERROR("Failed to encode user object: %@", exception);
-                return;
-            }
-            [archiver finishEncoding];
-
-            userData = API::Data::createWithoutCopying((const unsigned char*)[data bytes], [data length], releaseNSData, data.leakRef()).leakRef();
+            encodeUserObject(userObject, userData);
         }
 
     private:
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