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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "chrome/browser/android/customtabs/client_data_header_web_contents_observer.h"
#include "chrome/browser/android/customtabs/detached_resource_request.h"
#include "chrome/browser/android/customtabs/text_fragment_lookup_state_tracker.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/common/referrer.h"
#include "net/url_request/referrer_policy.h"
#include "url/gurl.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/android/chrome_jni_headers/CustomTabsConnection_jni.h"
namespace customtabs {
namespace {
std::vector<std::string> ConvertJavaStringArrayToListValue(
JNIEnv* env,
const base::android::JavaRef<jobjectArray>& array) {
DCHECK(!array.is_null());
base::android::JavaObjectArrayReader<jstring> array_reader(array);
DCHECK_GE(array_reader.size(), 0)
<< "Invalid array length: " << array_reader.size();
std::vector<std::string> vector_string;
for (auto j_str : array_reader) {
vector_string.push_back(base::android::ConvertJavaStringToUTF8(env, j_str));
}
return vector_string;
}
void NotifyClientOfDetachedRequestCompletion(
const base::android::ScopedJavaGlobalRef<jobject>& session,
const GURL& url,
int net_error) {
JNIEnv* env = base::android::AttachCurrentThread();
Java_CustomTabsConnection_notifyClientOfDetachedRequestCompletion(
env, session, url.spec(), net_error);
}
// Notify client of text fragment look up completion.
// `state_key` is opaque id used by client to keep track of the request.
// `lookup_results` is the mapping between the text fragments that were looked
// up and whether they were found on the page or not.
void NotifyClientOfTextFragmentLookupCompletion(
const base::android::ScopedJavaGlobalRef<jobject>& session,
const std::string& state_key,
const std::vector<std::pair<std::string, bool>>& lookup_results) {
std::vector<std::string> found_fragments;
// Extract the fragments that were found on the page.
for (auto it : lookup_results) {
if (it.second) {
found_fragments.push_back(it.first);
}
}
JNIEnv* env = base::android::AttachCurrentThread();
Java_CustomTabsConnection_notifyClientOfTextFragmentLookupCompletion(
env, session, state_key,
base::android::ToJavaArrayOfStrings(env, found_fragments));
}
} // namespace
static void JNI_CustomTabsConnection_CreateAndStartDetachedResourceRequest(
JNIEnv* env,
Profile* native_profile,
const base::android::JavaParamRef<jobject>& session,
std::string& package_name,
std::string& url,
std::string& origin,
jint referrer_policy,
jint motivation) {
DCHECK(native_profile);
GURL native_url(url);
GURL native_origin(origin);
DCHECK(native_url.is_valid());
DCHECK(native_origin.is_valid());
// Java only knows about the blink referrer policy.
net::ReferrerPolicy url_request_referrer_policy =
content::Referrer::ReferrerPolicyForUrlRequest(
content::Referrer::ConvertToPolicy(referrer_policy));
DetachedResourceRequest::Motivation request_motivation =
static_cast<DetachedResourceRequest::Motivation>(motivation);
DetachedResourceRequest::OnResultCallback cb =
session.is_null()
? base::DoNothing()
: base::BindOnce(&NotifyClientOfDetachedRequestCompletion,
base::android::ScopedJavaGlobalRef<jobject>(session),
native_url);
DetachedResourceRequest::CreateAndStart(
native_profile, native_url, native_origin, url_request_referrer_policy,
request_motivation, package_name, std::move(cb));
}
static void JNI_CustomTabsConnection_SetClientDataHeader(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jweb_contents,
std::string& jheader) {
auto* web_contents = content::WebContents::FromJavaWebContents(jweb_contents);
ClientDataHeaderWebContentsObserver::CreateForWebContents(web_contents);
ClientDataHeaderWebContentsObserver::FromWebContents(web_contents)
->SetHeader(jheader);
}
static void JNI_CustomTabsConnection_TextFragmentLookup(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& session,
const base::android::JavaParamRef<jobject>& jweb_contents,
std::string& state_key,
const base::android::JavaParamRef<jobjectArray>& jtext_fragments) {
auto* web_contents = content::WebContents::FromJavaWebContents(jweb_contents);
TextFragmentLookupStateTracker::OnResultCallback cb =
session.is_null()
? base::DoNothing()
: base::BindOnce(
&NotifyClientOfTextFragmentLookupCompletion,
base::android::ScopedJavaGlobalRef<jobject>(session));
TextFragmentLookupStateTracker::CreateForWebContents(web_contents);
TextFragmentLookupStateTracker::FromWebContents(web_contents)
->LookupTextFragment(
state_key, ConvertJavaStringArrayToListValue(env, jtext_fragments),
std::move(cb));
}
static void JNI_CustomTabsConnection_TextFragmentFindScrollAndHighlight(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& session,
const base::android::JavaParamRef<jobject>& jweb_contents,
std::string& text_fragment) {
auto* web_contents = content::WebContents::FromJavaWebContents(jweb_contents);
TextFragmentLookupStateTracker::CreateForWebContents(web_contents);
TextFragmentLookupStateTracker::FromWebContents(web_contents)
->FindScrollAndHighlight(text_fragment);
}
} // namespace customtabs
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