From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:45:32 -0700
Subject: can_create_window.patch
This adds a hook to the window creation flow so that Electron can intercede and
potentially prevent a window from being created.
TODO(loc): this patch is currently broken.
diff --git a/content/browser/renderer_host/render_frame_host_impl.cc b/content/browser/renderer_host/render_frame_host_impl.cc
index dc75ab59ff7af972c950a9be682ebd9cddce2627..a969bbaaecb4b589808413d40299b68f3bc1fd3e 100644
--- a/content/browser/renderer_host/render_frame_host_impl.cc
+++ b/content/browser/renderer_host/render_frame_host_impl.cc
@@ -6880,6 +6880,7 @@ void RenderFrameHostImpl::CreateNewWindow(
last_committed_origin_, params->window_container_type,
params->target_url, params->referrer.To<Referrer>(),
params->frame_name, params->disposition, *params->features,
+ params->raw_features, params->body,
effective_transient_activation_state, params->opener_suppressed,
&no_javascript_access);
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 2afbf96abef912bf483d08f6c011aa4a2e515e25..92dcf2308842ce8922426b0cafdd5a3e83f4bd52 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -3931,6 +3931,14 @@ FrameTree* WebContentsImpl::CreateNewWindow(
}
auto* new_contents_impl = new_contents.get();
+ // Call this earlier than Chrome to associate the web preferences with the
+ // WebContents before the view gets created.
+ if (delegate_) {
+ delegate_->WebContentsCreatedWithFullParams(this, render_process_id,
+ opener->GetRoutingID(),
+ params, new_contents_impl);
+ }
+
new_contents_impl->GetController().SetSessionStorageNamespace(
partition_config, session_storage_namespace);
@@ -3975,12 +3983,6 @@ FrameTree* WebContentsImpl::CreateNewWindow(
AddWebContentsDestructionObserver(new_contents_impl);
}
- if (delegate_) {
- delegate_->WebContentsCreated(this, render_process_id,
- opener->GetRoutingID(), params.frame_name,
- params.target_url, new_contents_impl);
- }
-
observers_.NotifyObservers(&WebContentsObserver::DidOpenRequestedURL,
new_contents_impl, opener, params.target_url,
params.referrer.To<Referrer>(), params.disposition,
diff --git a/content/common/frame.mojom b/content/common/frame.mojom
index afc0dc34e4a1f6c06e96d7fa09922e8aaf4bab28..f3d13fc719324e064f70077deb5d95cb9e467820 100644
--- a/content/common/frame.mojom
+++ b/content/common/frame.mojom
@@ -550,6 +550,10 @@ struct CreateNewWindowParams {
// Governs how downloads are handled if `target_url` results in a download.
blink.mojom.NavigationDownloadPolicy download_policy;
+
+ // Extra fields added by Electron.
+ string raw_features;
+ network.mojom.URLRequestBody? body;
};
// Operation result when the renderer asks the browser to create a new window.
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index d832c0c37554dafad0c44c78f6dc9233015b152f..654abc174a237a90225ad7be7f1180e929b9829b 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -576,6 +576,8 @@ bool ContentBrowserClient::CanCreateWindow(
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
+ const std::string& raw_features,
+ const scoped_refptr<network::ResourceRequestBody>& body,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access) {
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index e142bc65c2a0fe06a1cf59621c424170dc2d641c..8573ea54135e363f83bd786db3483d1c539e4bb1 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -169,6 +169,7 @@ class NetworkService;
class TrustedURLLoaderHeaderClient;
} // namespace mojom
struct ResourceRequest;
+class ResourceRequestBody;
} // namespace network
namespace sandbox {
@@ -958,6 +959,8 @@ class CONTENT_EXPORT ContentBrowserClient {
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
+ const std::string& raw_features,
+ const scoped_refptr<network::ResourceRequestBody>& body,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access);
diff --git a/content/public/browser/web_contents_delegate.cc b/content/public/browser/web_contents_delegate.cc
index f132199113778f6b50972419b61a187e6272300c..7bb1680553c405a9016cfd67eca5fa3c6439b692 100644
--- a/content/public/browser/web_contents_delegate.cc
+++ b/content/public/browser/web_contents_delegate.cc
@@ -26,6 +26,17 @@ namespace content {
WebContentsDelegate::WebContentsDelegate() = default;
+void WebContentsDelegate::WebContentsCreatedWithFullParams(
+ WebContents* source_contents,
+ int opener_render_process_id,
+ int opener_render_frame_id,
+ const mojom::CreateNewWindowParams& params,
+ WebContents* new_contents) {
+ WebContentsCreated(source_contents, opener_render_process_id,
+ opener_render_frame_id, params.frame_name,
+ params.target_url, new_contents);
+}
+
WebContents* WebContentsDelegate::OpenURLFromTab(WebContents* source,
const OpenURLParams& params) {
return nullptr;
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index 9c70cc90402dd1541b2b58b3be2fa7ff215f8f57..a998c64237a7ffd6583a33cd54fe3229196300a6 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -16,6 +16,7 @@
#include "base/memory/scoped_refptr.h"
#include "build/build_config.h"
#include "content/common/content_export.h"
+#include "content/common/frame.mojom.h"
#include "content/public/browser/eye_dropper.h"
#include "content/public/browser/invalidate_type.h"
#include "content/public/browser/media_stream_request.h"
@@ -339,6 +340,13 @@ class CONTENT_EXPORT WebContentsDelegate {
const StoragePartitionConfig& partition_config,
SessionStorageNamespace* session_storage_namespace);
+ virtual void WebContentsCreatedWithFullParams(
+ WebContents* source_contents,
+ int opener_render_process_id,
+ int opener_render_frame_id,
+ const mojom::CreateNewWindowParams& params,
+ WebContents* new_contents);
+
// Notifies the delegate about the creation of a new WebContents. This
// typically happens when popups are created.
virtual void WebContentsCreated(WebContents* source_contents,
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 9bdeb8745b3dd6d329f0403ca8c4a6f5de1d59c6..11815bca2741002dd8595af026ef402bc2af999e 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -32,6 +32,7 @@
#include "third_party/blink/public/platform/impression_conversions.h"
#include "third_party/blink/public/platform/modules/video_capture/web_video_capture_impl_manager.h"
#include "third_party/blink/public/platform/url_conversion.h"
+#include "third_party/blink/public/platform/web_url_request_util.h"
#include "third_party/blink/public/web/modules/mediastream/web_media_stream_device_observer.h"
#include "third_party/blink/public/web/web_frame_widget.h"
#include "third_party/blink/public/web/web_local_frame.h"
@@ -291,6 +292,10 @@ WebView* RenderViewImpl::CreateView(
params->impression = blink::ConvertWebImpressionToImpression(*impression);
}
+ params->raw_features = features.raw_features.Utf8(
+ WTF::UTF8ConversionMode::kStrictUTF8ConversionReplacingUnpairedSurrogatesWithFFFD);
+ params->body = GetRequestBodyForWebURLRequest(request);
+
params->download_policy.ApplyDownloadFramePolicy(
/*is_opener_navigation=*/false, request.HasUserGesture(),
// `openee_can_access_opener_origin` only matters for opener navigations,
diff --git a/content/web_test/browser/web_test_content_browser_client.cc b/content/web_test/browser/web_test_content_browser_client.cc
index 4379497806bf7c85ade2f4e4554d6a60c4ec966c..fa860bbcf0c12df33dae69d25b01587676a1b79e 100644
--- a/content/web_test/browser/web_test_content_browser_client.cc
+++ b/content/web_test/browser/web_test_content_browser_client.cc
@@ -438,6 +438,8 @@ bool WebTestContentBrowserClient::CanCreateWindow(
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
+ const std::string& raw_features,
+ const scoped_refptr<network::ResourceRequestBody>& body,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access) {
diff --git a/content/web_test/browser/web_test_content_browser_client.h b/content/web_test/browser/web_test_content_browser_client.h
index d4eb4d482b2641585d501131c64b90cc9dbcfd18..132a5d86279b9a2cb4364b9c6d3e89e12d55052e 100644
--- a/content/web_test/browser/web_test_content_browser_client.h
+++ b/content/web_test/browser/web_test_content_browser_client.h
@@ -80,6 +80,8 @@ class WebTestContentBrowserClient : public ShellContentBrowserClient {
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
+ const std::string& raw_features,
+ const scoped_refptr<network::ResourceRequestBody>& body,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access) override;
diff --git a/third_party/blink/public/web/web_window_features.h b/third_party/blink/public/web/web_window_features.h
index 84d32491a56528a84b4395fba1d54cdbb38d522b..09998a83c449ef8cd9f360fbcdcf7edc0bbfa4a9 100644
--- a/third_party/blink/public/web/web_window_features.h
+++ b/third_party/blink/public/web/web_window_features.h
@@ -34,6 +34,7 @@
#include "third_party/abseil-cpp/absl/types/optional.h"
#include "third_party/blink/public/platform/web_impression.h"
+#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
@@ -68,6 +69,8 @@ struct WebWindowFeatures {
// Represents the attribution source declared by Attribution Reporting related
// window features, if any.
absl::optional<WebImpression> impression;
+
+ String raw_features;
};
} // namespace blink
diff --git a/third_party/blink/renderer/core/frame/local_dom_window.cc b/third_party/blink/renderer/core/frame/local_dom_window.cc
index c18012a217bfc492ac2cdef5776bb23099df57ae..b96bd45cfee98c8177b3ac5979273d1f9ba47388 100644
--- a/third_party/blink/renderer/core/frame/local_dom_window.cc
+++ b/third_party/blink/renderer/core/frame/local_dom_window.cc
@@ -2069,6 +2069,7 @@ DOMWindow* LocalDOMWindow::open(v8::Isolate* isolate,
WebWindowFeatures window_features =
GetWindowFeaturesFromString(features, incumbent_window);
+ window_features.raw_features = features;
FrameLoadRequest frame_request(incumbent_window,
ResourceRequest(completed_url));