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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "android_webview/native/aw_contents_client_bridge.h"
#include "android_webview/common/devtools_instrumentation.h"
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "base/callback.h"
#include "content/public/browser/browser_thread.h"
#include "jni/AwContentsClientBridge_jni.h"
#include "net/cert/x509_certificate.h"
#include "url/gurl.h"
using base::android::AttachCurrentThread;
using base::android::ConvertJavaStringToUTF16;
using base::android::ConvertUTF8ToJavaString;
using base::android::ConvertUTF16ToJavaString;
using base::android::JavaRef;
using base::android::ScopedJavaLocalRef;
using content::BrowserThread;
namespace android_webview {
AwContentsClientBridge::AwContentsClientBridge(JNIEnv* env, jobject obj)
: java_ref_(env, obj) {
DCHECK(obj);
Java_AwContentsClientBridge_setNativeContentsClientBridge(
env, obj, reinterpret_cast<intptr_t>(this));
}
AwContentsClientBridge::~AwContentsClientBridge() {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return;
// Clear the weak reference from the java peer to the native object since
// it is possible that java object lifetime can exceed the AwContens.
Java_AwContentsClientBridge_setNativeContentsClientBridge(env, obj.obj(), 0);
}
void AwContentsClientBridge::AllowCertificateError(
int cert_error,
net::X509Certificate* cert,
const GURL& request_url,
const base::Callback<void(bool)>& callback,
bool* cancel_request) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return;
std::string der_string;
net::X509Certificate::GetDEREncoded(cert->os_cert_handle(), &der_string);
ScopedJavaLocalRef<jbyteArray> jcert = base::android::ToJavaByteArray(
env,
reinterpret_cast<const uint8*>(der_string.data()),
der_string.length());
ScopedJavaLocalRef<jstring> jurl(ConvertUTF8ToJavaString(
env, request_url.spec()));
// We need to add the callback before making the call to java side,
// as it may do a synchronous callback prior to returning.
int request_id = pending_cert_error_callbacks_.Add(
new CertErrorCallback(callback));
*cancel_request = !Java_AwContentsClientBridge_allowCertificateError(
env, obj.obj(), cert_error, jcert.obj(), jurl.obj(), request_id);
// if the request is cancelled, then cancel the stored callback
if (*cancel_request) {
pending_cert_error_callbacks_.Remove(request_id);
}
}
void AwContentsClientBridge::ProceedSslError(JNIEnv* env, jobject obj,
jboolean proceed, jint id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
CertErrorCallback* callback = pending_cert_error_callbacks_.Lookup(id);
if (!callback || callback->is_null()) {
LOG(WARNING) << "Ignoring unexpected ssl error proceed callback";
return;
}
callback->Run(proceed);
pending_cert_error_callbacks_.Remove(id);
}
void AwContentsClientBridge::RunJavaScriptDialog(
content::JavaScriptMessageType message_type,
const GURL& origin_url,
const base::string16& message_text,
const base::string16& default_prompt_text,
const content::JavaScriptDialogManager::DialogClosedCallback& callback) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return;
int callback_id = pending_js_dialog_callbacks_.Add(
new content::JavaScriptDialogManager::DialogClosedCallback(callback));
ScopedJavaLocalRef<jstring> jurl(
ConvertUTF8ToJavaString(env, origin_url.spec()));
ScopedJavaLocalRef<jstring> jmessage(
ConvertUTF16ToJavaString(env, message_text));
switch (message_type) {
case content::JAVASCRIPT_MESSAGE_TYPE_ALERT: {
devtools_instrumentation::ScopedEmbedderCallbackTask("onJsAlert");
Java_AwContentsClientBridge_handleJsAlert(
env, obj.obj(), jurl.obj(), jmessage.obj(), callback_id);
break;
}
case content::JAVASCRIPT_MESSAGE_TYPE_CONFIRM: {
devtools_instrumentation::ScopedEmbedderCallbackTask("onJsConfirm");
Java_AwContentsClientBridge_handleJsConfirm(
env, obj.obj(), jurl.obj(), jmessage.obj(), callback_id);
break;
}
case content::JAVASCRIPT_MESSAGE_TYPE_PROMPT: {
ScopedJavaLocalRef<jstring> jdefault_value(
ConvertUTF16ToJavaString(env, default_prompt_text));
devtools_instrumentation::ScopedEmbedderCallbackTask("onJsPrompt");
Java_AwContentsClientBridge_handleJsPrompt(env,
obj.obj(),
jurl.obj(),
jmessage.obj(),
jdefault_value.obj(),
callback_id);
break;
}
default:
NOTREACHED();
}
}
void AwContentsClientBridge::RunBeforeUnloadDialog(
const GURL& origin_url,
const base::string16& message_text,
const content::JavaScriptDialogManager::DialogClosedCallback& callback) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return;
int callback_id = pending_js_dialog_callbacks_.Add(
new content::JavaScriptDialogManager::DialogClosedCallback(callback));
ScopedJavaLocalRef<jstring> jurl(
ConvertUTF8ToJavaString(env, origin_url.spec()));
ScopedJavaLocalRef<jstring> jmessage(
ConvertUTF16ToJavaString(env, message_text));
devtools_instrumentation::ScopedEmbedderCallbackTask("onJsBeforeUnload");
Java_AwContentsClientBridge_handleJsBeforeUnload(
env, obj.obj(), jurl.obj(), jmessage.obj(), callback_id);
}
bool AwContentsClientBridge::ShouldOverrideUrlLoading(
const base::string16& url) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return false;
ScopedJavaLocalRef<jstring> jurl = ConvertUTF16ToJavaString(env, url);
devtools_instrumentation::ScopedEmbedderCallbackTask(
"shouldOverrideUrlLoading");
return Java_AwContentsClientBridge_shouldOverrideUrlLoading(
env, obj.obj(),
jurl.obj());
}
void AwContentsClientBridge::ConfirmJsResult(JNIEnv* env,
jobject,
int id,
jstring prompt) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
content::JavaScriptDialogManager::DialogClosedCallback* callback =
pending_js_dialog_callbacks_.Lookup(id);
if (!callback) {
LOG(WARNING) << "Unexpected JS dialog confirm. " << id;
return;
}
base::string16 prompt_text;
if (prompt) {
prompt_text = ConvertJavaStringToUTF16(env, prompt);
}
callback->Run(true, prompt_text);
pending_js_dialog_callbacks_.Remove(id);
}
void AwContentsClientBridge::CancelJsResult(JNIEnv*, jobject, int id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
content::JavaScriptDialogManager::DialogClosedCallback* callback =
pending_js_dialog_callbacks_.Lookup(id);
if (!callback) {
LOG(WARNING) << "Unexpected JS dialog cancel. " << id;
return;
}
callback->Run(false, base::string16());
pending_js_dialog_callbacks_.Remove(id);
}
bool RegisterAwContentsClientBridge(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace android_webview
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