// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ANDROID_WEBVIEW_BROWSER_AW_CONTENTS_CLIENT_BRIDGE_H_
#define ANDROID_WEBVIEW_BROWSER_AW_CONTENTS_CLIENT_BRIDGE_H_
#include <memory>
#include "android_webview/browser/network_service/aw_web_resource_request.h"
#include "android_webview/browser/safe_browsing/aw_url_checker_delegate_impl.h"
#include "base/android/jni_weak_ref.h"
#include "base/android/scoped_java_ref.h"
#include "base/containers/id_map.h"
#include "base/functional/callback.h"
#include "components/security_interstitials/core/unsafe_resource.h"
#include "content/public/browser/certificate_request_result_type.h"
#include "content/public/browser/javascript_dialog_manager.h"
#include "content/public/browser/web_contents.h"
#include "net/http/http_response_headers.h"
class GURL;
namespace content {
class ClientCertificateDelegate;
class WebContents;
}
namespace net {
class SSLCertRequestInfo;
class X509Certificate;
}
namespace android_webview {
// A class that handles the Java<->Native communication for the
// AwContentsClient. AwContentsClientBridge is created and owned by
// native AwContents class and it only has a weak reference to the
// its Java peer. Since the Java AwContentsClientBridge can have
// indirect refs from the Application (via callbacks) and so can outlive
// webview, this class notifies it before being destroyed and to nullify
// any references.
// Lifetime: WebView
class AwContentsClientBridge {
public:
// Used to package up information needed by OnReceivedHttpError for transfer
// between IO and UI threads.
struct HttpErrorInfo {
HttpErrorInfo();
~HttpErrorInfo();
int status_code;
std::string status_text;
std::string mime_type;
std::string encoding;
std::vector<std::string> response_header_names;
std::vector<std::string> response_header_values;
};
using CertErrorCallback =
base::OnceCallback<void(content::CertificateRequestResultType)>;
using SafeBrowsingActionCallback =
base::OnceCallback<void(AwUrlCheckerDelegateImpl::SafeBrowsingAction,
bool)>;
// Adds the handler to the UserData registry. Dissociate should be called
// before handler is deleted.
static void Associate(content::WebContents* web_contents,
AwContentsClientBridge* handler);
// Removes any handlers associated to the UserData registry.
static void Dissociate(content::WebContents* web_contents);
static AwContentsClientBridge* FromWebContents(
content::WebContents* web_contents);
AwContentsClientBridge(JNIEnv* env,
const base::android::JavaRef<jobject>& obj);
~AwContentsClientBridge();
// AwContentsClientBridge implementation
void AllowCertificateError(int cert_error,
net::X509Certificate* cert,
const GURL& request_url,
CertErrorCallback callback,
bool* cancel_request);
void SelectClientCertificate(
net::SSLCertRequestInfo* cert_request_info,
std::unique_ptr<content::ClientCertificateDelegate> delegate);
void RunJavaScriptDialog(
content::JavaScriptDialogType dialog_type,
const GURL& origin_url,
const std::u16string& message_text,
const std::u16string& default_prompt_text,
content::JavaScriptDialogManager::DialogClosedCallback callback);
void RunBeforeUnloadDialog(
const GURL& origin_url,
content::JavaScriptDialogManager::DialogClosedCallback callback);
bool ShouldOverrideUrlLoading(const std::u16string& url,
bool has_user_gesture,
bool is_redirect,
bool is_outermost_main_frame,
const net::HttpRequestHeaders& request_headers,
bool* ignore_navigation);
bool SendBrowseIntent(const std::u16string& url);
void NewDownload(const GURL& url,
const std::string& user_agent,
const std::string& content_disposition,
const std::string& mime_type,
int64_t content_length);
// Called when a new login request is detected. See the documentation for
// WebViewClient.onReceivedLoginRequest for arguments. Note that |account|
// may be empty.
void NewLoginRequest(const std::string& realm,
const std::string& account,
const std::string& args);
// Called when a resource loading error has occured (e.g. an I/O error,
// host name lookup failure etc.)
void OnReceivedError(const AwWebResourceRequest& request,
int error_code,
bool safebrowsing_hit,
bool should_omit_notifications_for_safebrowsing_hit);
void OnSafeBrowsingHit(const AwWebResourceRequest& request,
const safe_browsing::SBThreatType& threat_type,
SafeBrowsingActionCallback callback);
// Called when a response from the server is received with status code >= 400.
void OnReceivedHttpError(const AwWebResourceRequest& request,
std::unique_ptr<HttpErrorInfo> error_info);
// This should be called from IO thread.
static std::unique_ptr<HttpErrorInfo> ExtractHttpErrorInfo(
const net::HttpResponseHeaders* response_headers);
// Methods called from Java.
void ProceedSslError(JNIEnv* env,
const base::android::JavaRef<jobject>& obj,
jboolean proceed,
jint id);
void ProvideClientCertificateResponse(
JNIEnv* env,
const base::android::JavaRef<jobject>& object,
jint request_id,
const base::android::JavaRef<jobjectArray>& encoded_chain_ref,
const base::android::JavaRef<jobject>& private_key_ref);
void ConfirmJsResult(JNIEnv*,
const base::android::JavaRef<jobject>&,
int id,
const base::android::JavaRef<jstring>& prompt);
void CancelJsResult(JNIEnv*, const base::android::JavaRef<jobject>&, int id);
void TakeSafeBrowsingAction(JNIEnv*,
const base::android::JavaRef<jobject>&,
int action,
bool reporting,
int request_id);
private:
JavaObjectWeakGlobalRef java_ref_;
base::IDMap<std::unique_ptr<CertErrorCallback>> pending_cert_error_callbacks_;
base::IDMap<std::unique_ptr<SafeBrowsingActionCallback>>
safe_browsing_callbacks_;
base::IDMap<
std::unique_ptr<content::JavaScriptDialogManager::DialogClosedCallback>>
pending_js_dialog_callbacks_;
base::IDMap<std::unique_ptr<content::ClientCertificateDelegate>>
pending_client_cert_request_delegates_;
};
} // namespace android_webview
#endif // ANDROID_WEBVIEW_BROWSER_AW_CONTENTS_CLIENT_BRIDGE_H_
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