src/content/browser/frame_host/navigation_controller_android.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/frame_host/navigation_controller_android.h"
   6
   7 #include "base/android/jni_android.h"
   8 #include "base/android/jni_array.h"
   9 #include "base/android/jni_string.h"
  10 #include "content/browser/frame_host/navigation_entry_impl.h"
  11 #include "content/public/browser/browser_context.h"
  12 #include "content/public/browser/navigation_controller.h"
  13 #include "content/public/browser/ssl_host_state_delegate.h"
  14 #include "jni/NavigationControllerImpl_jni.h"
  15 #include "ui/gfx/android/java_bitmap.h"
  16
  17 using base::android::AttachCurrentThread;
  18 using base::android::ConvertJavaStringToUTF16;
  19 using base::android::ConvertJavaStringToUTF8;
  20 using base::android::ConvertUTF16ToJavaString;
  21 using base::android::ConvertUTF8ToJavaString;
  22 namespace {
  23
  24 // static
  25 static base::android::ScopedJavaLocalRef<jobject> CreateJavaNavigationEntry(
  26     JNIEnv* env,
  27     content::NavigationEntry* entry,
  28     int index) {
  29   DCHECK(entry);
  30
  31   // Get the details of the current entry
  32   ScopedJavaLocalRef<jstring> j_url(
  33       ConvertUTF8ToJavaString(env, entry->GetURL().spec()));
  34   ScopedJavaLocalRef<jstring> j_virtual_url(
  35       ConvertUTF8ToJavaString(env, entry->GetVirtualURL().spec()));
  36   ScopedJavaLocalRef<jstring> j_original_url(
  37       ConvertUTF8ToJavaString(env, entry->GetOriginalRequestURL().spec()));
  38   ScopedJavaLocalRef<jstring> j_title(
  39       ConvertUTF16ToJavaString(env, entry->GetTitle()));
  40   ScopedJavaLocalRef<jobject> j_bitmap;
  41   const content::FaviconStatus& status = entry->GetFavicon();
  42   if (status.valid && status.image.ToSkBitmap()->getSize() > 0)
  43     j_bitmap = gfx::ConvertToJavaBitmap(status.image.ToSkBitmap());
  44
  45   return content::Java_NavigationControllerImpl_createNavigationEntry(
  46       env,
  47       index,
  48       j_url.obj(),
  49       j_virtual_url.obj(),
  50       j_original_url.obj(),
  51       j_title.obj(),
  52       j_bitmap.obj());
  53 }
  54
  55 static void AddNavigationEntryToHistory(JNIEnv* env,
  56                                         jobject history,
  57                                         content::NavigationEntry* entry,
  58                                         int index) {
  59   content::Java_NavigationControllerImpl_addToNavigationHistory(
  60       env,
  61       history,
  62       CreateJavaNavigationEntry(env, entry, index).obj());
  63 }
  64
  65 }  // namespace
  66
  67 namespace content {
  68
  69 // static
  70 bool NavigationControllerAndroid::Register(JNIEnv* env) {
  71   return RegisterNativesImpl(env);
  72 }
  73
  74 NavigationControllerAndroid::NavigationControllerAndroid(
  75     NavigationController* navigation_controller)
  76     : navigation_controller_(navigation_controller) {
  77   JNIEnv* env = AttachCurrentThread();
  78   obj_.Reset(env,
  79              Java_NavigationControllerImpl_create(
  80                  env, reinterpret_cast<intptr_t>(this)).obj());
  81 }
  82
  83 NavigationControllerAndroid::~NavigationControllerAndroid() {
  84   Java_NavigationControllerImpl_destroy(AttachCurrentThread(), obj_.obj());
  85 }
  86
  87 base::android::ScopedJavaLocalRef<jobject>
  88 NavigationControllerAndroid::GetJavaObject() {
  89   return base::android::ScopedJavaLocalRef<jobject>(obj_);
  90 }
  91
  92 jboolean NavigationControllerAndroid::CanGoBack(JNIEnv* env, jobject obj) {
  93   return navigation_controller_->CanGoBack();
  94 }
  95
  96 jboolean NavigationControllerAndroid::CanGoForward(JNIEnv* env,
  97                                                    jobject obj) {
  98   return navigation_controller_->CanGoForward();
  99 }
 100
 101 jboolean NavigationControllerAndroid::CanGoToOffset(JNIEnv* env,
 102                                                     jobject obj,
 103                                                     jint offset) {
 104   return navigation_controller_->CanGoToOffset(offset);
 105 }
 106
 107 void NavigationControllerAndroid::GoBack(JNIEnv* env, jobject obj) {
 108   navigation_controller_->GoBack();
 109 }
 110
 111 void NavigationControllerAndroid::GoForward(JNIEnv* env, jobject obj) {
 112   navigation_controller_->GoForward();
 113 }
 114
 115 void NavigationControllerAndroid::GoToOffset(JNIEnv* env,
 116                                              jobject obj,
 117                                              jint offset) {
 118   navigation_controller_->GoToOffset(offset);
 119 }
 120
 121 void NavigationControllerAndroid::LoadIfNecessary(JNIEnv* env, jobject obj) {
 122   navigation_controller_->LoadIfNecessary();
 123 }
 124
 125 void NavigationControllerAndroid::ContinuePendingReload(JNIEnv* env,
 126                                                         jobject obj) {
 127   navigation_controller_->ContinuePendingReload();
 128 }
 129
 130 void NavigationControllerAndroid::Reload(JNIEnv* env,
 131                                          jobject obj,
 132                                          jboolean check_for_repost) {
 133   navigation_controller_->Reload(check_for_repost);
 134 }
 135
 136 void NavigationControllerAndroid::ReloadIgnoringCache(
 137     JNIEnv* env,
 138     jobject obj,
 139     jboolean check_for_repost) {
 140   navigation_controller_->ReloadIgnoringCache(check_for_repost);
 141 }
 142
 143 void NavigationControllerAndroid::RequestRestoreLoad(JNIEnv* env, jobject obj) {
 144   navigation_controller_->SetNeedsReload();
 145 }
 146
 147 void NavigationControllerAndroid::CancelPendingReload(JNIEnv* env,
 148                                                       jobject obj) {
 149   navigation_controller_->CancelPendingReload();
 150 }
 151
 152 void NavigationControllerAndroid::GoToNavigationIndex(JNIEnv* env,
 153                                                       jobject obj,
 154                                                       jint index) {
 155   navigation_controller_->GoToIndex(index);
 156 }
 157
 158 void NavigationControllerAndroid::LoadUrl(JNIEnv* env,
 159                                           jobject obj,
 160                                           jstring url,
 161                                           jint load_url_type,
 162                                           jint transition_type,
 163                                           jstring j_referrer_url,
 164                                           jint referrer_policy,
 165                                           jint ua_override_option,
 166                                           jstring extra_headers,
 167                                           jbyteArray post_data,
 168                                           jstring base_url_for_data_url,
 169                                           jstring virtual_url_for_data_url,
 170                                           jboolean can_load_local_resources,
 171                                           jboolean is_renderer_initiated) {
 172   DCHECK(url);
 173   NavigationController::LoadURLParams params(
 174       GURL(ConvertJavaStringToUTF8(env, url)));
 175
 176   params.load_type =
 177       static_cast<NavigationController::LoadURLType>(load_url_type);
 178   params.transition_type = ui::PageTransitionFromInt(transition_type);
 179   params.override_user_agent =
 180       static_cast<NavigationController::UserAgentOverrideOption>(
 181           ua_override_option);
 182   params.can_load_local_resources = can_load_local_resources;
 183   params.is_renderer_initiated = is_renderer_initiated;
 184
 185   if (extra_headers)
 186     params.extra_headers = ConvertJavaStringToUTF8(env, extra_headers);
 187
 188   if (post_data) {
 189     std::vector<uint8> http_body_vector;
 190     base::android::JavaByteArrayToByteVector(env, post_data, &http_body_vector);
 191     params.browser_initiated_post_data =
 192         base::RefCountedBytes::TakeVector(&http_body_vector);
 193   }
 194
 195   if (base_url_for_data_url) {
 196     params.base_url_for_data_url =
 197         GURL(ConvertJavaStringToUTF8(env, base_url_for_data_url));
 198   }
 199
 200   if (virtual_url_for_data_url) {
 201     params.virtual_url_for_data_url =
 202         GURL(ConvertJavaStringToUTF8(env, virtual_url_for_data_url));
 203   }
 204
 205   if (j_referrer_url) {
 206     params.referrer = content::Referrer(
 207         GURL(ConvertJavaStringToUTF8(env, j_referrer_url)),
 208         static_cast<blink::WebReferrerPolicy>(referrer_policy));
 209   }
 210
 211   navigation_controller_->LoadURLWithParams(params);
 212 }
 213
 214 void NavigationControllerAndroid::ClearHistory(JNIEnv* env, jobject obj) {
 215   // TODO(creis): Do callers of this need to know if it fails?
 216   if (navigation_controller_->CanPruneAllButLastCommitted())
 217     navigation_controller_->PruneAllButLastCommitted();
 218 }
 219
 220 jint NavigationControllerAndroid::GetNavigationHistory(JNIEnv* env,
 221                                                        jobject obj,
 222                                                        jobject history) {
 223   // Iterate through navigation entries to populate the list
 224   int count = navigation_controller_->GetEntryCount();
 225   for (int i = 0; i < count; ++i) {
 226     AddNavigationEntryToHistory(
 227         env, history, navigation_controller_->GetEntryAtIndex(i), i);
 228   }
 229
 230   return navigation_controller_->GetCurrentEntryIndex();
 231 }
 232
 233 void NavigationControllerAndroid::GetDirectedNavigationHistory(
 234     JNIEnv* env,
 235     jobject obj,
 236     jobject history,
 237     jboolean is_forward,
 238     jint max_entries) {
 239   // Iterate through navigation entries to populate the list
 240   int count = navigation_controller_->GetEntryCount();
 241   int num_added = 0;
 242   int increment_value = is_forward ? 1 : -1;
 243   for (int i = navigation_controller_->GetCurrentEntryIndex() + increment_value;
 244        i >= 0 && i < count;
 245        i += increment_value) {
 246     if (num_added >= max_entries)
 247       break;
 248
 249     AddNavigationEntryToHistory(
 250         env, history, navigation_controller_->GetEntryAtIndex(i), i);
 251     num_added++;
 252   }
 253 }
 254
 255 ScopedJavaLocalRef<jstring>
 256 NavigationControllerAndroid::GetOriginalUrlForVisibleNavigationEntry(
 257     JNIEnv* env,
 258     jobject obj) {
 259   NavigationEntry* entry = navigation_controller_->GetVisibleEntry();
 260   if (entry == NULL)
 261     return ScopedJavaLocalRef<jstring>(env, NULL);
 262   return ConvertUTF8ToJavaString(env, entry->GetOriginalRequestURL().spec());
 263 }
 264
 265 void NavigationControllerAndroid::ClearSslPreferences(JNIEnv* env,
 266                                                       jobject obj) {
 267   content::SSLHostStateDelegate* delegate =
 268       navigation_controller_->GetBrowserContext()->GetSSLHostStateDelegate();
 269   if (delegate)
 270     delegate->Clear();
 271 }
 272
 273 bool NavigationControllerAndroid::GetUseDesktopUserAgent(JNIEnv* env,
 274                                                          jobject obj) {
 275   NavigationEntry* entry = navigation_controller_->GetVisibleEntry();
 276   return entry && entry->GetIsOverridingUserAgent();
 277 }
 278
 279 void NavigationControllerAndroid::SetUseDesktopUserAgent(
 280     JNIEnv* env,
 281     jobject obj,
 282     jboolean enabled,
 283     jboolean reload_on_state_change) {
 284   if (GetUseDesktopUserAgent(env, obj) == enabled)
 285     return;
 286
 287   // Make sure the navigation entry actually exists.
 288   NavigationEntry* entry = navigation_controller_->GetVisibleEntry();
 289   if (!entry)
 290     return;
 291
 292   // Set the flag in the NavigationEntry.
 293   entry->SetIsOverridingUserAgent(enabled);
 294
 295   // Send the override to the renderer.
 296   if (reload_on_state_change) {
 297     // Reloading the page will send the override down as part of the
 298     // navigation IPC message.
 299     navigation_controller_->ReloadOriginalRequestURL(false);
 300   }
 301 }
 302
 303 base::android::ScopedJavaLocalRef<jobject>
 304 NavigationControllerAndroid::GetPendingEntry(JNIEnv* env, jobject obj) {
 305   content::NavigationEntry* entry = navigation_controller_->GetPendingEntry();
 306
 307   if (!entry)
 308     return base::android::ScopedJavaLocalRef<jobject>();
 309
 310   return CreateJavaNavigationEntry(
 311       env, entry, navigation_controller_->GetPendingEntryIndex());
 312 }
 313
 314 jint NavigationControllerAndroid::GetLastCommittedEntryIndex(JNIEnv* env,
 315                                                              jobject obj) {
 316   return navigation_controller_->GetLastCommittedEntryIndex();
 317 }
 318
 319 jboolean NavigationControllerAndroid::RemoveEntryAtIndex(JNIEnv* env,
 320                                                          jobject obj,
 321                                                          jint index) {
 322   return navigation_controller_->RemoveEntryAtIndex(index);
 323 }
 324
 325 }  // namespace content