src/wrt-client/wrt-client.cpp

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  *    Licensed under the Apache License, Version 2.0 (the "License");
   5  *    you may not use this file except in compliance with the License.
   6  *    You may obtain a copy of the License at
   7  *
   8  *        http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *    Unless required by applicable law or agreed to in writing, software
  11  *    distributed under the License is distributed on an "AS IS" BASIS,
  12  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *    See the License for the specific language governing permissions and
  14  *    limitations under the License.
  15  */
  16 #include "wrt-client.h"
  17 #include <aul.h>
  18 #include <sys/time.h>
  19 #include <sys/resource.h>
  20 #include <appcore-efl.h>
  21 #include <appcore-common.h>
  22 #include <cstdlib>
  23 #include <cstdio>
  24 #include <string>
  25 #include <dpl/log/log.h>
  26 #include <dpl/optional_typedefs.h>
  27 #include <dpl/exception.h>
  28 #include <common/application_data.h>
  29 #include <core_module.h>
  30 #include <localization_setting.h>
  31 #include <widget_deserialize_model.h>
  32 #include <EWebKit2.h>
  33 #include <dpl/localization/w3c_file_localization.h>
  34 #include <dpl/localization/LanguageTagsProvider.h>
  35 #include "webkit/injected-bundle/plugin_module_support.h"
  36 #include <popup-runner/PopupInvoker.h>
  37 #include <prepare_external_storage.h>
  38 #include <vconf.h>
  39
  40 #include "process_pool.h"
  41 #include "menu_db_util.h"
  42 #include "launchpad_util.h"
  43
  44 //W3C PACKAGING enviroment variable name
  45 #define W3C_DEBUG_ENV_VARIABLE "DEBUG_LOAD_FINISH"
  46
  47 // window signal callback
  48 const char *EDJE_SHOW_BACKWARD_SIGNAL = "show,backward,signal";
  49 const std::string VIEWMODE_TYPE_FULLSCREEN = "fullscreen";
  50 const std::string VIEWMODE_TYPE_MAXIMIZED = "maximized";
  51 char const* const ELM_SWALLOW_CONTENT = "elm.swallow.content";
  52 const char* const BUNDLE_PATH = "/usr/lib/libwrt-injected-bundle.so";
  53 const char* const caCertPath = "/opt/usr/share/certs/ca-certificate.crt";
  54
  55 // process pool
  56 const char* const DUMMY_PROCESS_PATH = "/usr/bin/wrt_launchpad_daemon_candidate";
  57 static Ewk_Context* s_preparedEwkContext = NULL;
  58 static WindowData*  s_preparedWindowData = NULL;
  59 static int    app_argc = 0;
  60 static char** app_argv = NULL;
  61
  62 // orientation
  63 const int WIN_ORIENTATION_PORTRAIT_PRIMARY_ANGLE = 0;
  64 const int WIN_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE = 270;
  65 const int W3C_ORIENTATION_PORTRAIT_PRIMARY_ANGLE = 0;
  66 const int W3C_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE = 90;
  67
  68 // env
  69 const char* const HOME = "HOME";
  70 const char* const APP_HOME_PATH = "/opt/home/app";
  71
  72 WrtClient::WrtClient(int argc, char **argv) :
  73     Application(argc, argv, "wrt-client", false),
  74     DPL::TaskDecl<WrtClient>(this),
  75     m_appControlIndex(DPL::OptionalUInt()),
  76     m_launched(false),
  77     m_initializing(false),
  78     m_initialized(false),
  79     m_sdkLauncherPid(0),
  80     m_debugMode(false),
  81     m_debuggerPort(0),
  82     m_returnStatus(ReturnStatus::Succeeded),
  83     m_widgetState(WidgetState::WidgetState_Stopped)
  84 {
  85     Touch();
  86     LogDebug("App Created");
  87 }
  88
  89 WrtClient::~WrtClient()
  90 {
  91     LogDebug("App Finished");
  92 }
  93
  94 WrtClient::ReturnStatus::Type WrtClient::getReturnStatus() const
  95 {
  96     return m_returnStatus;
  97 }
  98
  99 void WrtClient::OnStop()
 100 {
 101     LogInfo("Stopping Dummy Client");
 102 }
 103
 104 void WrtClient::OnCreate()
 105 {
 106     LogInfo("On Create");
 107     ADD_PROFILING_POINT("OnCreate callback", "point");
 108     ewk_init();
 109 }
 110
 111 void WrtClient::OnResume()
 112 {
 113     if (m_widgetState != WidgetState_Suspended) {
 114         LogWarning("Widget is not suspended, resuming was skipped");
 115         return;
 116     }
 117     m_widget->Resume();
 118     m_widgetState = WidgetState_Running;
 119 }
 120
 121 void WrtClient::OnPause()
 122 {
 123     if (m_widgetState != WidgetState_Running) {
 124         LogWarning("Widget is not running to be suspended");
 125         return;
 126     }
 127     m_widget->Suspend();
 128     m_widgetState = WidgetState_Suspended;
 129 }
 130
 131 void WrtClient::OnReset(bundle *b)
 132 {
 133     LogDebug("OnReset");
 134     // bundle argument is freed after OnReset() is returned
 135     // So bundle duplication is needed
 136     ApplicationDataSingleton::Instance().setBundle(bundle_dup(b));
 137
 138     if (true == m_initializing) {
 139         LogDebug("can not handle reset event");
 140         return;
 141     }
 142     if (true == m_launched) {
 143         if (m_widgetState == WidgetState_Stopped) {
 144             LogError("Widget is not running to be reset");
 145             return;
 146         }
 147         m_widget->Reset();
 148         m_windowData->emitSignalForUserLayout(EDJE_SHOW_BACKWARD_SIGNAL, "");
 149         m_widgetState = WidgetState_Running;
 150     } else {
 151         if (true == checkArgument()) {
 152             setStep();
 153         } else {
 154             showHelpAndQuit();
 155         }
 156     }
 157
 158     // low memory callback set
 159     appcore_set_event_callback(
 160             APPCORE_EVENT_LOW_MEMORY,
 161             WrtClient::appcoreLowMemoryCallback,
 162             this);
 163 }
 164
 165 void WrtClient::OnTerminate()
 166 {
 167     LogDebug("Wrt Shutdown now");
 168     shutdownStep();
 169 }
 170
 171 void WrtClient::showHelpAndQuit()
 172 {
 173     printf("Usage: wrt-client [OPTION]... [WIDGET: ID]...\n"
 174            "launch widgets.\n"
 175            "Mandatory arguments to long options are mandatory for short "
 176            "options too.\n"
 177            "  -h,    --help                                 show this help\n"
 178            "  -l,    --launch                               "
 179            "launch widget with given tizen ID\n"
 180            "  -t,    --tizen                                "
 181            "launch widget with given tizen ID\n"
 182            "\n");
 183
 184     Quit();
 185 }
 186
 187 bool WrtClient::checkArgument()
 188 {
 189     std::string tizenId = getTizenIdFromArgument(m_argc, m_argv);
 190
 191     if (tizenId.empty()) {
 192         // Just show help
 193         return false;
 194     } else {
 195         std::size_t pos =
 196             tizenId.find(WrtDB::AppControlPrefix::PROCESS_PREFIX);
 197         if (pos != std::string::npos) {
 198             std::string id = tizenId.substr(pos);
 199             id.erase(strlen(WrtDB::AppControlPrefix::PROCESS_PREFIX));
 200             std::stringstream s(id);
 201             unsigned int appControlIndex;
 202             s >> appControlIndex;
 203             m_appControlIndex = appControlIndex;
 204             tizenId.erase(pos);
 205             LogDebug("app-control execute-index : " << appControlIndex);
 206         }
 207         m_tizenId = tizenId;
 208         LogDebug("Tizen id: " << m_tizenId);
 209         return true;
 210     }
 211 }
 212
 213 std::string WrtClient::getTizenIdFromArgument(int argc, char **argv)
 214 {
 215     LogInfo("checkArgument");
 216     std::string arg = argv[0];
 217
 218     if (arg.empty()) {
 219         return "";
 220     }
 221
 222     if (arg.find("wrt-client") != std::string::npos) {
 223         if (argc <= 1) {
 224             return "";
 225         }
 226
 227         arg = argv[1];
 228
 229         if (arg == "-h" || arg == "--help") {
 230             return "";
 231         } else if (arg == "-l" || arg == "--launch" ||
 232                    arg == "-t" || arg == "--tizen")
 233         {
 234             if (argc != 3) {
 235                 return "";
 236             }
 237             return argv[2];
 238         } else {
 239             return "";
 240         }
 241     } else {
 242         // Launch widget based on application basename
 243         size_t pos = arg.find_last_of('/');
 244
 245         if (pos != std::string::npos) {
 246             arg = arg.erase(0, pos + 1);
 247         }
 248
 249         return arg;
 250     }
 251 }
 252
 253 void WrtClient::setStep()
 254 {
 255     LogInfo("setStep");
 256
 257     AddStep(&WrtClient::initStep);
 258
 259     setSdkLauncherDebugData();
 260
 261     AddStep(&WrtClient::launchStep);
 262     AddStep(&WrtClient::shutdownStep);
 263
 264     m_initializing = true;
 265
 266     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(NextStepEvent());
 267 }
 268
 269 void WrtClient::setSdkLauncherDebugData()
 270 {
 271     LogDebug("setSdkLauncherDebugData");
 272
 273     /* check bundle from sdk launcher */
 274     bundle *bundleFromSdkLauncher;
 275     bundleFromSdkLauncher = bundle_import_from_argv(m_argc, m_argv);
 276     const char *bundle_debug = bundle_get_val(bundleFromSdkLauncher, "debug");
 277     const char *bundle_pid = bundle_get_val(bundleFromSdkLauncher, "pid");
 278     if (bundle_debug != NULL && bundle_pid != NULL) {
 279         if (strcmp(bundle_debug, "true") == 0) {
 280             m_debugMode = true;
 281             m_sdkLauncherPid = atoi(bundle_pid);
 282         } else {
 283             m_debugMode = false;
 284         }
 285     }
 286     bundle_free(bundleFromSdkLauncher);
 287 }
 288
 289 bool WrtClient::checkDebugMode(SDKDebugData* debugData)
 290 {
 291     LogError("Checking for debug mode");
 292     Assert(m_dao);
 293
 294     bool debugMode = debugData->debugMode;
 295
 296     LogInfo("[DEBUG_MODE] Widget is launched in " <<
 297             (debugMode ? "DEBUG" : "RETAIL") <<
 298             " mode.");
 299
 300     return debugMode;
 301 }
 302
 303 void WrtClient::OnEventReceived(const NextStepEvent& /*event*/)
 304 {
 305     LogDebug("Executing next step");
 306     NextStep();
 307 }
 308
 309 void WrtClient::initStep()
 310 {
 311     LogDebug("");
 312     if (WRT::CoreModuleSingleton::Instance().Init()) {
 313         m_initialized = true;
 314     } else {
 315         m_returnStatus = ReturnStatus::Failed;
 316         SwitchToStep(&WrtClient::shutdownStep);
 317     }
 318
 319     // ecore_event_jobs are processed sequentially without concession to
 320     // other type events. To give a chance of execute to other events,
 321     // ecore_timer_add was used.
 322     DPL::Event::ControllerEventHandler<NextStepEvent>::PostTimedEvent(
 323         NextStepEvent(), 0.001);
 324 }
 325
 326 void WrtClient::loadFinishCallback(Evas_Object* webview)
 327 {
 328     ADD_PROFILING_POINT("loadFinishCallback", "start");
 329     SDKDebugData* debug = new SDKDebugData;
 330     debug->debugMode = m_debugMode;
 331     debug->pid = new unsigned long(getpid());
 332
 333     LogInfo("Post result of launch");
 334
 335     // Start inspector server, if current mode is debugger mode.
 336     // In the WK2 case, ewk_view_inspector_server_start should
 337     // be called after WebProcess is created.
 338     if (checkDebugMode(debug)) {
 339         debug->portnum =
 340             ewk_view_inspector_server_start(m_widget->GetCurrentWebview(), 0);
 341         if (debug->portnum == 0) {
 342             LogWarning("Failed to get portnum");
 343         } else {
 344             LogInfo("Assigned port number for inspector : "
 345                     << debug->portnum);
 346         }
 347     } else {
 348         LogDebug("Debug mode is disabled");
 349     }
 350
 351     //w3c packaging test debug (message on 4>)
 352     const char * makeScreen = getenv(W3C_DEBUG_ENV_VARIABLE);
 353     if (makeScreen != NULL && strcmp(makeScreen, "1") == 0) {
 354         FILE* doutput = fdopen(4, "w");
 355         fprintf(doutput, "didFinishLoadForFrameCallback: ready\n");
 356         fclose(doutput);
 357     }
 358
 359     if (webview) {
 360         LogDebug("Launch succesfull");
 361
 362         m_launched = true;
 363         m_initializing = false;
 364         setlinebuf(stdout);
 365         ADD_PROFILING_POINT("loadFinishCallback", "stop");
 366         printf("launched\n");
 367         fflush(stdout);
 368     } else {
 369         printf("failed\n");
 370
 371         m_returnStatus = ReturnStatus::Failed;
 372         //shutdownStep
 373         DPL::Event::ControllerEventHandler<NextStepEvent>::
 374             PostEvent(NextStepEvent());
 375     }
 376
 377     if (debug->debugMode) {
 378         LogDebug("Send RT signal to wrt-launcher(pid: " << m_sdkLauncherPid);
 379         union sigval sv;
 380         /* send real time signal with result to wrt-launcher */
 381         if (webview) {
 382             LogDebug("userData->portnum : " << debug->portnum);
 383             sv.sival_int = debug->portnum;
 384         } else {
 385             sv.sival_int = -1;
 386         }
 387         sigqueue(m_sdkLauncherPid, SIGRTMIN, sv);
 388     }
 389
 390     ApplicationDataSingleton::Instance().freeBundle();
 391
 392     LogDebug("Cleaning wrtClient launch resources...");
 393     delete debug->pid;
 394     delete debug;
 395 }
 396
 397 void WrtClient::progressFinishCallback()
 398 {
 399     m_splashScreen->stopSplashScreen();
 400 }
 401
 402 void WrtClient::webkitExitCallback()
 403 {
 404     LogDebug("window close called, terminating app");
 405     SwitchToStep(&WrtClient::shutdownStep);
 406     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 407         NextStepEvent());
 408 }
 409
 410 void WrtClient::webCrashCallback()
 411 {
 412     LogError("webProcess crashed");
 413     SwitchToStep(&WrtClient::shutdownStep);
 414     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 415         NextStepEvent());
 416 }
 417
 418 void WrtClient::launchStep()
 419 {
 420     ADD_PROFILING_POINT("launchStep", "start");
 421     LogDebug("Launching widget ...");
 422
 423     ADD_PROFILING_POINT("getRunnableWidgetObject", "start");
 424     m_widget = WRT::CoreModuleSingleton::Instance()
 425             .getRunnableWidgetObject(m_tizenId, m_appControlIndex);
 426     ADD_PROFILING_POINT("getRunnableWidgetObject", "stop");
 427
 428     if (!m_widget) {
 429         LogError("RunnableWidgetObject is NULL, stop launchStep");
 430         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 431             NextStepEvent());
 432         return;
 433     }
 434
 435     if (m_widgetState == WidgetState_Running) {
 436         LogWarning("Widget already running, stop launchStep");
 437         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 438             NextStepEvent());
 439         return;
 440     }
 441
 442     if (m_widgetState == WidgetState_Authorizing) {
 443         LogWarning("Widget already authorizing, stop launchStep");
 444         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 445             NextStepEvent());
 446         return;
 447     }
 448
 449     m_dao.reset(new WrtDB::WidgetDAOReadOnly(DPL::FromASCIIString(m_tizenId)));
 450     DPL::Optional<DPL::String> defloc = m_dao->getDefaultlocale();
 451     if (!defloc.IsNull()) {
 452         LanguageTagsProviderSingleton::Instance().addWidgetDefaultLocales(
 453             *defloc);
 454     }
 455
 456     PrepareExternalStorageSingleton::Instance().Initialize(m_dao->getTizenPkgId());
 457
 458     /* remove language change callback */
 459     /*
 460     LocalizationSetting::SetLanguageChangedCallback(
 461             languageChangedCallback, this);
 462     */
 463
 464     ADD_PROFILING_POINT("CreateWindow", "start");
 465     if (s_preparedWindowData == NULL) {
 466         m_windowData.reset(new WindowData(static_cast<unsigned long>(getpid()), true));
 467     } else {
 468         m_windowData.reset(s_preparedWindowData);
 469         s_preparedWindowData = NULL;
 470     }
 471     ADD_PROFILING_POINT("CreateWindow", "stop");
 472     evas_object_show(m_windowData->m_win);
 473     // rotate window to initial value
 474     setOrientationWindow();
 475
 476     WRT::UserDelegatesPtr cbs(new WRT::UserDelegates);
 477     ADD_PROFILING_POINT("Create splash screen", "start");
 478     m_splashScreen.reset(
 479         new SplashScreenSupport(m_windowData->m_win));
 480     if (m_splashScreen->createSplashScreen(m_dao->getSplashImgSrc())) {
 481         m_splashScreen->startSplashScreen();
 482         cbs->progressFinish = DPL::MakeDelegate(
 483                 this,
 484                 &WrtClient::
 485                     progressFinishCallback);
 486     }
 487     ADD_PROFILING_POINT("Create splash screen", "stop");
 488     DPL::OptionalString startUrl = W3CFileLocalization::getStartFile(m_dao);
 489     if (!m_widget->PrepareView(DPL::ToUTF8String(*startUrl),
 490             m_windowData->m_win, s_preparedEwkContext))
 491     {
 492         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 493             NextStepEvent());
 494         return;
 495     }
 496     // send rotate information to ewk
 497     setOrientationEwk();
 498
 499     //you can't show window with splash screen before PrepareView
 500     //ewk_view_add_with_context() in viewLogic breaks window
 501
 502     m_windowData->init();
 503
 504     WrtDB::WidgetLocalizedInfo localizedInfo =
 505         W3CFileLocalization::getLocalizedInfo(m_dao);
 506     std::string name = "";
 507     if (!(localizedInfo.name.IsNull())) {
 508         name = DPL::ToUTF8String(*(localizedInfo.name));
 509     }
 510     elm_win_title_set(m_windowData->m_win, name.c_str());
 511
 512     initializeWindowModes();
 513     connectElmCallback();
 514
 515     m_widgetState = WidgetState_Authorizing;
 516     if (!m_widget->CheckBeforeLaunch()) {
 517         LogError("CheckBeforeLaunch failed, stop launchStep");
 518         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 519             NextStepEvent());
 520         return;
 521     }
 522     LogInfo("Widget launch accepted. Entering running state");
 523     m_widgetState = WidgetState_Running;
 524
 525     cbs->loadFinish = DPL::MakeDelegate(this, &WrtClient::loadFinishCallback);
 526     cbs->bufferSet = DPL::MakeDelegate(this, &WrtClient::setLayout);
 527     cbs->bufferUnset = DPL::MakeDelegate(this, &WrtClient::unsetLayout);
 528     cbs->webkitExit = DPL::MakeDelegate(this, &WrtClient::webkitExitCallback);
 529     cbs->webCrash = DPL::MakeDelegate(this, &WrtClient::webCrashCallback);
 530     cbs->toggleFullscreen = DPL::MakeDelegate(
 531             m_windowData.get(), &WindowData::toggleFullscreen);
 532
 533     m_widget->SetUserDelegates(cbs);
 534     m_widget->Show();
 535
 536     m_windowData->emitSignalForUserLayout(EDJE_SHOW_BACKWARD_SIGNAL, "");
 537
 538     ADD_PROFILING_POINT("launchStep", "stop");
 539 }
 540
 541 void WrtClient::initializeWindowModes()
 542 {
 543     Assert(m_windowData);
 544     Assert(m_dao);
 545     auto windowModes = m_dao->getWindowModes();
 546     bool fullscreen = false;
 547     bool backbutton = false;
 548     if (m_dao->getWidgetType().appType == WrtDB::APP_TYPE_TIZENWEBAPP) {
 549         WrtDB::WidgetSettings widgetSettings;
 550         m_dao->getWidgetSettings(widgetSettings);
 551         WidgetSettingList settings(widgetSettings);
 552         backbutton =
 553             (settings.getBackButtonPresence() == BackButton_Enable);
 554     }
 555
 556     FOREACH(it, windowModes)
 557     {
 558         std::string viewMode = DPL::ToUTF8String(*it);
 559         if (viewMode == VIEWMODE_TYPE_FULLSCREEN) {
 560             fullscreen = true;
 561             break;
 562         } else if (viewMode == VIEWMODE_TYPE_MAXIMIZED) {
 563             break;
 564         }
 565     }
 566
 567     m_windowData->setViewMode(fullscreen,
 568                               backbutton);
 569 }
 570
 571 void WrtClient::backButtonCallback(void* data,
 572                                    Evas_Object * /*obj*/,
 573                                    void * /*event_info*/)
 574 {
 575     LogInfo("BackButtonCallback");
 576     Assert(data);
 577
 578     WrtClient* This = static_cast<WrtClient*>(data);
 579
 580     This->m_widget->Backward();
 581 }
 582
 583 int WrtClient::appcoreLowMemoryCallback(void* /*data*/)
 584 {
 585     LogInfo("appcoreLowMemoryCallback");
 586     //WrtClient* This = static_cast<WrtClient*>(data);
 587
 588     // TODO call RunnableWidgetObject API regarding low memory
 589     // The API should be implemented
 590
 591     return 0;
 592 }
 593
 594 void WrtClient::setOrientationWindow(void)
 595 {
 596     Assert(m_windowData);
 597     Assert(m_dao);
 598
 599     WrtDB::WidgetSettings widgetSettings;
 600     m_dao->getWidgetSettings(widgetSettings);
 601     WidgetSettingList settings(widgetSettings);
 602     WidgetSettingScreenLock rotationValue = settings.getRotationValue();
 603     if (rotationValue == Screen_Portrait) {
 604         elm_win_wm_rotation_preferred_rotation_set(
 605             m_windowData->m_win,
 606             WIN_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 607     } else if (rotationValue == Screen_Landscape) {
 608         elm_win_wm_rotation_preferred_rotation_set(
 609             m_windowData->m_win,
 610             WIN_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE);
 611     } else {
 612         elm_win_wm_rotation_preferred_rotation_set(
 613             m_windowData->m_win,
 614             WIN_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 615     }
 616 }
 617
 618 void WrtClient::setOrientationEwk(void)
 619 {
 620     Assert(m_widget);
 621     Assert(m_dao);
 622
 623     WrtDB::WidgetSettings widgetSettings;
 624     m_dao->getWidgetSettings(widgetSettings);
 625     WidgetSettingList settings(widgetSettings);
 626     WidgetSettingScreenLock rotationValue = settings.getRotationValue();
 627     if (rotationValue == Screen_Portrait) {
 628         ewk_view_orientation_send(
 629             m_widget->GetCurrentWebview(),
 630              W3C_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 631     } else if (rotationValue == Screen_Landscape) {
 632         ewk_view_orientation_send(
 633             m_widget->GetCurrentWebview(),
 634             W3C_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE);
 635     } else {
 636         ewk_view_orientation_send(
 637             m_widget->GetCurrentWebview(),
 638             W3C_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 639     }
 640 }
 641
 642 void WrtClient::connectElmCallback()
 643 {
 644     Assert(m_windowData);
 645     Assert(m_dao);
 646     WrtDB::WidgetSettings widgetSettings;
 647     m_dao->getWidgetSettings(widgetSettings);
 648     WidgetSettingList settings(widgetSettings);
 649     if (settings.getBackButtonPresence() == BackButton_Enable) {
 650         m_windowData->addFloatBackButtonCallback(
 651             "clicked",
 652             &WrtClient::backButtonCallback,
 653             this);
 654     }
 655 }
 656
 657 void WrtClient::setLayout(Evas_Object* newBuffer)
 658 {
 659     LogDebug("add new webkit buffer to window");
 660     Assert(newBuffer);
 661
 662     elm_object_part_content_set(m_windowData->m_user_layout,
 663                                 ELM_SWALLOW_CONTENT,
 664                                 newBuffer);
 665
 666     evas_object_show(newBuffer);
 667 }
 668
 669 void WrtClient::unsetLayout(Evas_Object* currentBuffer)
 670 {
 671     LogDebug("remove current webkit buffer from window");
 672     Assert(currentBuffer);
 673     evas_object_hide(currentBuffer);
 674
 675     elm_object_part_content_unset(m_windowData->m_user_layout,
 676                                   ELM_SWALLOW_CONTENT);
 677 }
 678
 679 void WrtClient::shutdownStep()
 680 {
 681     LogDebug("Closing Wrt connection ...");
 682
 683     if (m_widget && m_widgetState) {
 684         m_widgetState = WidgetState_Stopped;
 685         m_widget->Hide();
 686         m_widget.reset();
 687         ewk_context_delete(s_preparedEwkContext);
 688         PrepareExternalStorageSingleton::Instance().Deinitialize();
 689         WRT::CoreModuleSingleton::Instance().Terminate();
 690     }
 691     if (m_initialized) {
 692         m_initialized = false;
 693     }
 694     m_windowData.reset();
 695     Quit();
 696 }
 697
 698 int WrtClient::languageChangedCallback(void *data)
 699 {
 700     LogDebug("Language Changed");
 701     if (!data) {
 702         return 0;
 703     }
 704     WrtClient* wrtClient = static_cast<WrtClient*>(data);
 705     if (!(wrtClient->m_dao)) {
 706         return 0;
 707     }
 708
 709     // reset function fetches system locales and recreates language tags
 710     LanguageTagsProviderSingleton::Instance().resetLanguageTags();
 711     // widget default locales are added to language tags below
 712     DPL::OptionalString defloc = wrtClient->m_dao->getDefaultlocale();
 713     if (!defloc.IsNull()) {
 714         LanguageTagsProviderSingleton::Instance().addWidgetDefaultLocales(
 715             *defloc);
 716     }
 717
 718     if (wrtClient->m_launched &&
 719         wrtClient->m_widgetState != WidgetState_Stopped)
 720     {
 721         wrtClient->m_widget->ReloadStartPage();
 722     }
 723     return 0;
 724 }
 725
 726 void WrtClient::Quit()
 727 {
 728     ewk_shutdown();
 729     DPL::Application::Quit();
 730 }
 731
 732 static Eina_Bool proces_pool_fd_handler(void* /*data*/, Ecore_Fd_Handler *handler)
 733 {
 734     int fd = ecore_main_fd_handler_fd_get(handler);
 735
 736     if (ecore_main_fd_handler_active_get(handler, ECORE_FD_ERROR))
 737     {
 738         LogDebug("ECORE_FD_ERROR");
 739
 740         if (fd != -1)
 741         {
 742             close(fd);
 743         }
 744
 745         exit(-1);
 746         return ECORE_CALLBACK_CANCEL;
 747     }
 748
 749     if (ecore_main_fd_handler_active_get(handler, ECORE_FD_READ))
 750     {
 751         LogDebug("ECORE_FD_READ");
 752         {
 753             app_pkt_t* pkt = (app_pkt_t*) malloc(sizeof(char) * AUL_SOCK_MAXBUFF);
 754             memset(pkt, 0, AUL_SOCK_MAXBUFF);
 755
 756             int recv_ret = recv(fd, pkt, AUL_SOCK_MAXBUFF, 0);
 757
 758             if (fd != -1)
 759             {
 760                 close(fd);
 761             }
 762
 763             if (recv_ret == -1)
 764             {
 765                 LogDebug("recv error!");
 766                 exit(-1);
 767             }
 768             LogDebug("recv_ret : " << recv_ret << ", pkt->len : " << pkt->len);
 769
 770             ecore_main_fd_handler_del(handler);
 771
 772             __wrt_launchpad_main_loop(pkt, app_argv[0], &app_argc, &app_argv);
 773
 774             free(pkt);
 775         }
 776
 777         ecore_main_loop_quit();
 778         return ECORE_CALLBACK_CANCEL;
 779     }
 780
 781     return ECORE_CALLBACK_CANCEL;
 782 }
 783
 784 static void vconf_changed_handler(keynode_t* /*key*/, void* /*data*/)
 785 {
 786     LogInfo("VCONFKEY_LANGSET vconf-key was changed!");
 787
 788     // When system language is changed, the candidate process will be created again.
 789     exit(-1);
 790 }
 791
 792 void set_env()
 793 {
 794     // set evas backend type
 795     if (!getenv("ELM_ENGINE"))
 796     {
 797         if (!setenv("ELM_ENGINE", "gl", 1))
 798         {
 799             LogDebug("Enable backend");
 800         }
 801     }
 802     else
 803     {
 804         LogDebug("ELM_ENGINE : " << getenv("ELM_ENGINE"));
 805     }
 806
 807 #ifndef TIZEN_PUBLIC
 808     setenv("COREGL_FASTPATH", "1", 1);
 809 #endif
 810     setenv("CAIRO_GL_COMPOSITOR", "msaa", 1);
 811     setenv("CAIRO_GL_LAZY_FLUSHING", "yes", 1);
 812     setenv("ELM_IMAGE_CACHE", "0", 1);
 813 }
 814
 815 int main(int argc,
 816          char *argv[])
 817 {
 818     // process pool - store arg's value
 819     app_argc = argc;
 820     app_argv = argv;
 821
 822     UNHANDLED_EXCEPTION_HANDLER_BEGIN
 823     {
 824         ADD_PROFILING_POINT("main-entered", "point");
 825
 826         // Set log tagging
 827         DPL::Log::LogSystemSingleton::Instance().SetTag("WRT");
 828
 829         // Set environment variables
 830         set_env();
 831
 832         if (argc > 1 && argv[1] != NULL && !strcmp(argv[1], "-d"))
 833         {
 834             LogInfo("Entered dummy process mode");
 835             sprintf(argv[0], "%s                                              ",
 836                     DUMMY_PROCESS_PATH);
 837
 838             LogInfo("Prepare ewk_context");
 839             appcore_set_i18n("wrt-client", NULL);
 840             ewk_set_arguments(argc, argv);
 841             setenv("WRT_LAUNCHING_PERFORMANCE", "1", 1);
 842             s_preparedEwkContext = ewk_context_new_with_injected_bundle_path(BUNDLE_PATH);
 843
 844             if (s_preparedEwkContext == NULL)
 845             {
 846                 LogInfo("Creating webkit context was failed!");
 847                 exit(-1);
 848             }
 849
 850             int client_fd = __connect_process_pool_server();
 851
 852             if (client_fd == -1)
 853             {
 854                 LogInfo("Connecting process_pool_server was failed!");
 855                 exit(-1);
 856             }
 857
 858             // register language changed callback
 859             vconf_notify_key_changed(VCONFKEY_LANGSET, vconf_changed_handler, NULL);
 860
 861             LogInfo("Prepare window_data");
 862             // Temporarily change HOME path to app
 863             // This change is needed for getting elementary profile
 864             // /opt/home/app/.elementary/config/mobile/base.cfg
 865             const char* backupEnv = getenv(HOME);
 866             setenv(HOME, APP_HOME_PATH, 1);
 867             LogInfo("elm_init()");
 868             elm_init(argc, argv);
 869             setenv(HOME, backupEnv, 1);
 870
 871             LogInfo("WindowData()");
 872             s_preparedWindowData = new WindowData(static_cast<unsigned long>(getpid()));
 873
 874             Ecore_Fd_Handler* fd_handler = ecore_main_fd_handler_add(client_fd,
 875                                            (Ecore_Fd_Handler_Flags)(ECORE_FD_READ|ECORE_FD_ERROR),
 876                                            proces_pool_fd_handler, NULL, NULL, NULL);
 877
 878             if (fd_handler == NULL)
 879             {
 880                 LogInfo("fd_handler is NULL");
 881                 exit(-1);
 882             }
 883
 884             setpriority(PRIO_PROCESS, 0, 0);
 885
 886             LogDebug("ecore_main_loop_begin()");
 887             ecore_main_loop_begin();
 888             LogDebug("ecore_main_loop_begin()_end");
 889
 890             // deregister language changed callback
 891             vconf_ignore_key_changed(VCONFKEY_LANGSET, vconf_changed_handler);
 892
 893             std::string tizenId = WrtClient::getTizenIdFromArgument(argc, argv);
 894             PluginModuleSupport::init(s_preparedEwkContext, tizenId);
 895         }
 896         else
 897         {
 898             // This code is to fork a web process without exec.
 899             std::string tizenId = WrtClient::getTizenIdFromArgument(argc, argv);
 900             if (!tizenId.empty()) {
 901                 std::size_t pos =
 902                     tizenId.find(WrtDB::AppControlPrefix::PROCESS_PREFIX);
 903                 if (pos != std::string::npos) {
 904                     tizenId.erase(pos);
 905                 }
 906
 907                 LogDebug("Launching by fork mode");
 908                 // Language env setup
 909                 appcore_set_i18n("wrt-client", NULL);
 910                 ewk_set_arguments(argc, argv);
 911                 setenv("WRT_LAUNCHING_PERFORMANCE", "1", 1);
 912                 s_preparedEwkContext = ewk_context_new_with_injected_bundle_path(
 913                         BUNDLE_PATH);
 914
 915                 if (s_preparedEwkContext == NULL)
 916                 {
 917                     LogInfo("Creating webkit context was failed!");
 918                     Wrt::Popup::PopupInvoker().showInfo("Error", "Creating webkit context was failed.", "OK");
 919                     exit(-1);
 920                 }
 921
 922                 // plugin init
 923                 PluginModuleSupport::init(s_preparedEwkContext, tizenId);
 924
 925             }
 926         }
 927
 928         // Output on stdout will be flushed after every newline character,
 929         // even if it is redirected to a pipe. This is useful for running
 930         // from a script and parsing output.
 931         // (Standard behavior of stdlib is to use full buffering when
 932         // redirected to a pipe, which means even after an end of line
 933         // the output may not be flushed).
 934         setlinebuf(stdout);
 935
 936         WrtClient app(app_argc, app_argv);
 937
 938         ADD_PROFILING_POINT("Before appExec", "point");
 939         int ret = app.Exec();
 940         LogDebug("App returned: " << ret);
 941         ret = app.getReturnStatus();
 942         LogDebug("WrtClient returned: " << ret);
 943         return ret;
 944     }
 945     UNHANDLED_EXCEPTION_HANDLER_END
 946 }