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     ApplicationDataSingleton::Instance().setEncodedBundle(b);
 138
 139     if (true == m_initializing) {
 140         LogDebug("can not handle reset event");
 141         return;
 142     }
 143     if (true == m_launched) {
 144         if (m_widgetState == WidgetState_Stopped) {
 145             LogError("Widget is not running to be reset");
 146             return;
 147         }
 148         m_widget->Reset();
 149         m_windowData->emitSignalForUserLayout(EDJE_SHOW_BACKWARD_SIGNAL, "");
 150         m_widgetState = WidgetState_Running;
 151     } else {
 152         if (true == checkArgument()) {
 153             setStep();
 154         } else {
 155             showHelpAndQuit();
 156         }
 157     }
 158
 159     // low memory callback set
 160     appcore_set_event_callback(
 161             APPCORE_EVENT_LOW_MEMORY,
 162             WrtClient::appcoreLowMemoryCallback,
 163             this);
 164 }
 165
 166 void WrtClient::OnTerminate()
 167 {
 168     LogDebug("Wrt Shutdown now");
 169     shutdownStep();
 170 }
 171
 172 void WrtClient::showHelpAndQuit()
 173 {
 174     printf("Usage: wrt-client [OPTION]... [WIDGET: ID]...\n"
 175            "launch widgets.\n"
 176            "Mandatory arguments to long options are mandatory for short "
 177            "options too.\n"
 178            "  -h,    --help                                 show this help\n"
 179            "  -l,    --launch                               "
 180            "launch widget with given tizen ID\n"
 181            "  -t,    --tizen                                "
 182            "launch widget with given tizen ID\n"
 183            "\n");
 184
 185     Quit();
 186 }
 187
 188 bool WrtClient::checkArgument()
 189 {
 190     std::string tizenId = getTizenIdFromArgument(m_argc, m_argv);
 191
 192     if (tizenId.empty()) {
 193         // Just show help
 194         return false;
 195     } else {
 196         std::size_t pos =
 197             tizenId.find(WrtDB::AppControlPrefix::PROCESS_PREFIX);
 198         if (pos != std::string::npos) {
 199             std::string id = tizenId.substr(pos);
 200             id.erase(strlen(WrtDB::AppControlPrefix::PROCESS_PREFIX));
 201             std::stringstream s(id);
 202             unsigned int appControlIndex;
 203             s >> appControlIndex;
 204             m_appControlIndex = appControlIndex;
 205             tizenId.erase(pos);
 206             LogDebug("app-control execute-index : " << appControlIndex);
 207         }
 208         m_tizenId = tizenId;
 209         LogDebug("Tizen id: " << m_tizenId);
 210         return true;
 211     }
 212 }
 213
 214 std::string WrtClient::getTizenIdFromArgument(int argc, char **argv)
 215 {
 216     LogInfo("checkArgument");
 217     std::string arg = argv[0];
 218
 219     if (arg.empty()) {
 220         return "";
 221     }
 222
 223     if (arg.find("wrt-client") != std::string::npos) {
 224         if (argc <= 1) {
 225             return "";
 226         }
 227
 228         arg = argv[1];
 229
 230         if (arg == "-h" || arg == "--help") {
 231             return "";
 232         } else if (arg == "-l" || arg == "--launch" ||
 233                    arg == "-t" || arg == "--tizen")
 234         {
 235             if (argc != 3) {
 236                 return "";
 237             }
 238             return argv[2];
 239         } else {
 240             return "";
 241         }
 242     } else {
 243         // Launch widget based on application basename
 244         size_t pos = arg.find_last_of('/');
 245
 246         if (pos != std::string::npos) {
 247             arg = arg.erase(0, pos + 1);
 248         }
 249
 250         return arg;
 251     }
 252 }
 253
 254 void WrtClient::setStep()
 255 {
 256     LogInfo("setStep");
 257
 258     AddStep(&WrtClient::initStep);
 259
 260     setSdkLauncherDebugData();
 261
 262     AddStep(&WrtClient::launchStep);
 263     AddStep(&WrtClient::shutdownStep);
 264
 265     m_initializing = true;
 266
 267     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(NextStepEvent());
 268 }
 269
 270 void WrtClient::setSdkLauncherDebugData()
 271 {
 272     LogDebug("setSdkLauncherDebugData");
 273
 274     /* check bundle from sdk launcher */
 275     bundle *bundleFromSdkLauncher;
 276     bundleFromSdkLauncher = bundle_import_from_argv(m_argc, m_argv);
 277     const char *bundle_debug = bundle_get_val(bundleFromSdkLauncher, "debug");
 278     const char *bundle_pid = bundle_get_val(bundleFromSdkLauncher, "pid");
 279     if (bundle_debug != NULL && bundle_pid != NULL) {
 280         if (strcmp(bundle_debug, "true") == 0) {
 281             m_debugMode = true;
 282             m_sdkLauncherPid = atoi(bundle_pid);
 283         } else {
 284             m_debugMode = false;
 285         }
 286     }
 287     bundle_free(bundleFromSdkLauncher);
 288 }
 289
 290 bool WrtClient::checkDebugMode(SDKDebugData* debugData)
 291 {
 292     LogError("Checking for debug mode");
 293     Assert(m_dao);
 294
 295     bool debugMode = debugData->debugMode;
 296
 297     LogInfo("[DEBUG_MODE] Widget is launched in " <<
 298             (debugMode ? "DEBUG" : "RETAIL") <<
 299             " mode.");
 300
 301     return debugMode;
 302 }
 303
 304 void WrtClient::OnEventReceived(const NextStepEvent& /*event*/)
 305 {
 306     LogDebug("Executing next step");
 307     NextStep();
 308 }
 309
 310 void WrtClient::initStep()
 311 {
 312     LogDebug("");
 313     if (WRT::CoreModuleSingleton::Instance().Init()) {
 314         m_initialized = true;
 315     } else {
 316         m_returnStatus = ReturnStatus::Failed;
 317         SwitchToStep(&WrtClient::shutdownStep);
 318     }
 319
 320     // ecore_event_jobs are processed sequentially without concession to
 321     // other type events. To give a chance of execute to other events,
 322     // ecore_timer_add was used.
 323     DPL::Event::ControllerEventHandler<NextStepEvent>::PostTimedEvent(
 324         NextStepEvent(), 0.001);
 325 }
 326
 327 void WrtClient::loadFinishCallback(Evas_Object* webview)
 328 {
 329     ADD_PROFILING_POINT("loadFinishCallback", "start");
 330     SDKDebugData* debug = new SDKDebugData;
 331     debug->debugMode = m_debugMode;
 332     debug->pid = new unsigned long(getpid());
 333
 334     LogInfo("Post result of launch");
 335
 336     // Start inspector server, if current mode is debugger mode.
 337     // In the WK2 case, ewk_view_inspector_server_start should
 338     // be called after WebProcess is created.
 339     if (checkDebugMode(debug)) {
 340         debug->portnum =
 341             ewk_view_inspector_server_start(m_widget->GetCurrentWebview(), 0);
 342         if (debug->portnum == 0) {
 343             LogWarning("Failed to get portnum");
 344         } else {
 345             LogInfo("Assigned port number for inspector : "
 346                     << debug->portnum);
 347         }
 348     } else {
 349         LogDebug("Debug mode is disabled");
 350     }
 351
 352     //w3c packaging test debug (message on 4>)
 353     const char * makeScreen = getenv(W3C_DEBUG_ENV_VARIABLE);
 354     if (makeScreen != NULL && strcmp(makeScreen, "1") == 0) {
 355         FILE* doutput = fdopen(4, "w");
 356         fprintf(doutput, "didFinishLoadForFrameCallback: ready\n");
 357         fclose(doutput);
 358     }
 359
 360     if (webview) {
 361         LogDebug("Launch succesfull");
 362
 363         m_launched = true;
 364         m_initializing = false;
 365         setlinebuf(stdout);
 366         ADD_PROFILING_POINT("loadFinishCallback", "stop");
 367         printf("launched\n");
 368         fflush(stdout);
 369     } else {
 370         printf("failed\n");
 371
 372         m_returnStatus = ReturnStatus::Failed;
 373         //shutdownStep
 374         DPL::Event::ControllerEventHandler<NextStepEvent>::
 375             PostEvent(NextStepEvent());
 376     }
 377
 378     if (debug->debugMode) {
 379         LogDebug("Send RT signal to wrt-launcher(pid: " << m_sdkLauncherPid);
 380         union sigval sv;
 381         /* send real time signal with result to wrt-launcher */
 382         if (webview) {
 383             LogDebug("userData->portnum : " << debug->portnum);
 384             sv.sival_int = debug->portnum;
 385         } else {
 386             sv.sival_int = -1;
 387         }
 388         sigqueue(m_sdkLauncherPid, SIGRTMIN, sv);
 389     }
 390
 391     ApplicationDataSingleton::Instance().freeBundle();
 392
 393     LogDebug("Cleaning wrtClient launch resources...");
 394     delete debug->pid;
 395     delete debug;
 396 }
 397
 398 void WrtClient::progressFinishCallback()
 399 {
 400     m_splashScreen->stopSplashScreen();
 401 }
 402
 403 void WrtClient::webkitExitCallback()
 404 {
 405     LogDebug("window close called, terminating app");
 406     SwitchToStep(&WrtClient::shutdownStep);
 407     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 408         NextStepEvent());
 409 }
 410
 411 void WrtClient::webCrashCallback()
 412 {
 413     LogError("webProcess crashed");
 414     SwitchToStep(&WrtClient::shutdownStep);
 415     DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 416         NextStepEvent());
 417 }
 418
 419 void WrtClient::launchStep()
 420 {
 421     ADD_PROFILING_POINT("launchStep", "start");
 422     LogDebug("Launching widget ...");
 423
 424     ADD_PROFILING_POINT("getRunnableWidgetObject", "start");
 425     m_widget = WRT::CoreModuleSingleton::Instance()
 426             .getRunnableWidgetObject(m_tizenId, m_appControlIndex);
 427     ADD_PROFILING_POINT("getRunnableWidgetObject", "stop");
 428
 429     if (!m_widget) {
 430         LogError("RunnableWidgetObject is NULL, stop launchStep");
 431         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 432             NextStepEvent());
 433         return;
 434     }
 435
 436     if (m_widgetState == WidgetState_Running) {
 437         LogWarning("Widget already running, stop launchStep");
 438         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 439             NextStepEvent());
 440         return;
 441     }
 442
 443     if (m_widgetState == WidgetState_Authorizing) {
 444         LogWarning("Widget already authorizing, stop launchStep");
 445         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 446             NextStepEvent());
 447         return;
 448     }
 449
 450     m_dao.reset(new WrtDB::WidgetDAOReadOnly(DPL::FromASCIIString(m_tizenId)));
 451     DPL::Optional<DPL::String> defloc = m_dao->getDefaultlocale();
 452     if (!defloc.IsNull()) {
 453         LanguageTagsProviderSingleton::Instance().addWidgetDefaultLocales(
 454             *defloc);
 455     }
 456
 457     PrepareExternalStorageSingleton::Instance().Initialize(m_dao->getTizenPkgId());
 458
 459     /* remove language change callback */
 460     /*
 461     LocalizationSetting::SetLanguageChangedCallback(
 462             languageChangedCallback, this);
 463     */
 464
 465     ADD_PROFILING_POINT("CreateWindow", "start");
 466     if (s_preparedWindowData == NULL) {
 467         m_windowData.reset(new WindowData(static_cast<unsigned long>(getpid()), true));
 468     } else {
 469         m_windowData.reset(s_preparedWindowData);
 470         s_preparedWindowData = NULL;
 471     }
 472     ADD_PROFILING_POINT("CreateWindow", "stop");
 473     evas_object_show(m_windowData->m_win);
 474     // rotate window to initial value
 475     setOrientationWindow();
 476
 477     WRT::UserDelegatesPtr cbs(new WRT::UserDelegates);
 478     ADD_PROFILING_POINT("Create splash screen", "start");
 479     m_splashScreen.reset(
 480         new SplashScreenSupport(m_windowData->m_win));
 481     if (m_splashScreen->createSplashScreen(m_dao->getSplashImgSrc())) {
 482         m_splashScreen->startSplashScreen();
 483         cbs->progressFinish = DPL::MakeDelegate(
 484                 this,
 485                 &WrtClient::
 486                     progressFinishCallback);
 487     }
 488     ADD_PROFILING_POINT("Create splash screen", "stop");
 489     DPL::OptionalString startUrl = W3CFileLocalization::getStartFile(m_dao);
 490     if (!m_widget->PrepareView(DPL::ToUTF8String(*startUrl),
 491             m_windowData->m_win, s_preparedEwkContext))
 492     {
 493         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 494             NextStepEvent());
 495         return;
 496     }
 497     // send rotate information to ewk
 498     setOrientationEwk();
 499
 500     //you can't show window with splash screen before PrepareView
 501     //ewk_view_add_with_context() in viewLogic breaks window
 502
 503     m_windowData->init();
 504
 505     WrtDB::WidgetLocalizedInfo localizedInfo =
 506         W3CFileLocalization::getLocalizedInfo(m_dao);
 507     std::string name = "";
 508     if (!(localizedInfo.name.IsNull())) {
 509         name = DPL::ToUTF8String(*(localizedInfo.name));
 510     }
 511     elm_win_title_set(m_windowData->m_win, name.c_str());
 512
 513     initializeWindowModes();
 514     connectElmCallback();
 515
 516     m_widgetState = WidgetState_Authorizing;
 517     if (!m_widget->CheckBeforeLaunch()) {
 518         LogError("CheckBeforeLaunch failed, stop launchStep");
 519         DPL::Event::ControllerEventHandler<NextStepEvent>::PostEvent(
 520             NextStepEvent());
 521         return;
 522     }
 523     LogInfo("Widget launch accepted. Entering running state");
 524     m_widgetState = WidgetState_Running;
 525
 526     cbs->loadFinish = DPL::MakeDelegate(this, &WrtClient::loadFinishCallback);
 527     cbs->bufferSet = DPL::MakeDelegate(this, &WrtClient::setLayout);
 528     cbs->bufferUnset = DPL::MakeDelegate(this, &WrtClient::unsetLayout);
 529     cbs->webkitExit = DPL::MakeDelegate(this, &WrtClient::webkitExitCallback);
 530     cbs->webCrash = DPL::MakeDelegate(this, &WrtClient::webCrashCallback);
 531     cbs->toggleFullscreen = DPL::MakeDelegate(
 532             m_windowData.get(), &WindowData::toggleFullscreen);
 533
 534     m_widget->SetUserDelegates(cbs);
 535     m_widget->Show();
 536
 537     m_windowData->emitSignalForUserLayout(EDJE_SHOW_BACKWARD_SIGNAL, "");
 538
 539     ADD_PROFILING_POINT("launchStep", "stop");
 540 }
 541
 542 void WrtClient::initializeWindowModes()
 543 {
 544     Assert(m_windowData);
 545     Assert(m_dao);
 546     auto windowModes = m_dao->getWindowModes();
 547     bool fullscreen = false;
 548     bool backbutton = false;
 549     if (m_dao->getWidgetType().appType == WrtDB::APP_TYPE_TIZENWEBAPP) {
 550         WrtDB::WidgetSettings widgetSettings;
 551         m_dao->getWidgetSettings(widgetSettings);
 552         WidgetSettingList settings(widgetSettings);
 553         backbutton =
 554             (settings.getBackButtonPresence() == BackButton_Enable);
 555     }
 556
 557     FOREACH(it, windowModes)
 558     {
 559         std::string viewMode = DPL::ToUTF8String(*it);
 560         if (viewMode == VIEWMODE_TYPE_FULLSCREEN) {
 561             fullscreen = true;
 562             break;
 563         } else if (viewMode == VIEWMODE_TYPE_MAXIMIZED) {
 564             break;
 565         }
 566     }
 567
 568     m_windowData->setViewMode(fullscreen,
 569                               backbutton);
 570 }
 571
 572 void WrtClient::backButtonCallback(void* data,
 573                                    Evas_Object * /*obj*/,
 574                                    void * /*event_info*/)
 575 {
 576     LogInfo("BackButtonCallback");
 577     Assert(data);
 578
 579     WrtClient* This = static_cast<WrtClient*>(data);
 580
 581     This->m_widget->Backward();
 582 }
 583
 584 int WrtClient::appcoreLowMemoryCallback(void* /*data*/)
 585 {
 586     LogInfo("appcoreLowMemoryCallback");
 587     //WrtClient* This = static_cast<WrtClient*>(data);
 588
 589     // TODO call RunnableWidgetObject API regarding low memory
 590     // The API should be implemented
 591
 592     return 0;
 593 }
 594
 595 void WrtClient::setOrientationWindow(void)
 596 {
 597     Assert(m_windowData);
 598     Assert(m_dao);
 599
 600     WrtDB::WidgetSettings widgetSettings;
 601     m_dao->getWidgetSettings(widgetSettings);
 602     WidgetSettingList settings(widgetSettings);
 603     WidgetSettingScreenLock rotationValue = settings.getRotationValue();
 604     if (rotationValue == Screen_Portrait) {
 605         elm_win_wm_rotation_preferred_rotation_set(
 606             m_windowData->m_win,
 607             WIN_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 608     } else if (rotationValue == Screen_Landscape) {
 609         elm_win_wm_rotation_preferred_rotation_set(
 610             m_windowData->m_win,
 611             WIN_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE);
 612     } else {
 613         elm_win_wm_rotation_preferred_rotation_set(
 614             m_windowData->m_win,
 615             WIN_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 616     }
 617 }
 618
 619 void WrtClient::setOrientationEwk(void)
 620 {
 621     Assert(m_widget);
 622     Assert(m_dao);
 623
 624     WrtDB::WidgetSettings widgetSettings;
 625     m_dao->getWidgetSettings(widgetSettings);
 626     WidgetSettingList settings(widgetSettings);
 627     WidgetSettingScreenLock rotationValue = settings.getRotationValue();
 628     if (rotationValue == Screen_Portrait) {
 629         ewk_view_orientation_send(
 630             m_widget->GetCurrentWebview(),
 631              W3C_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 632     } else if (rotationValue == Screen_Landscape) {
 633         ewk_view_orientation_send(
 634             m_widget->GetCurrentWebview(),
 635             W3C_ORIENTATION_LANDSCAPE_PRIMARY_ANGLE);
 636     } else {
 637         ewk_view_orientation_send(
 638             m_widget->GetCurrentWebview(),
 639             W3C_ORIENTATION_PORTRAIT_PRIMARY_ANGLE);
 640     }
 641 }
 642
 643 void WrtClient::connectElmCallback()
 644 {
 645     Assert(m_windowData);
 646     Assert(m_dao);
 647     WrtDB::WidgetSettings widgetSettings;
 648     m_dao->getWidgetSettings(widgetSettings);
 649     WidgetSettingList settings(widgetSettings);
 650     if (settings.getBackButtonPresence() == BackButton_Enable) {
 651         m_windowData->addFloatBackButtonCallback(
 652             "clicked",
 653             &WrtClient::backButtonCallback,
 654             this);
 655     }
 656 }
 657
 658 void WrtClient::setLayout(Evas_Object* newBuffer)
 659 {
 660     LogDebug("add new webkit buffer to window");
 661     Assert(newBuffer);
 662
 663     elm_object_part_content_set(m_windowData->m_user_layout,
 664                                 ELM_SWALLOW_CONTENT,
 665                                 newBuffer);
 666
 667     evas_object_show(newBuffer);
 668 }
 669
 670 void WrtClient::unsetLayout(Evas_Object* currentBuffer)
 671 {
 672     LogDebug("remove current webkit buffer from window");
 673     Assert(currentBuffer);
 674     evas_object_hide(currentBuffer);
 675
 676     elm_object_part_content_unset(m_windowData->m_user_layout,
 677                                   ELM_SWALLOW_CONTENT);
 678 }
 679
 680 void WrtClient::shutdownStep()
 681 {
 682     LogDebug("Closing Wrt connection ...");
 683
 684     if (m_widget && m_widgetState) {
 685         m_widgetState = WidgetState_Stopped;
 686         m_widget->Hide();
 687         m_widget.reset();
 688         ewk_context_delete(s_preparedEwkContext);
 689         PrepareExternalStorageSingleton::Instance().Deinitialize();
 690         WRT::CoreModuleSingleton::Instance().Terminate();
 691     }
 692     if (m_initialized) {
 693         m_initialized = false;
 694     }
 695     m_windowData.reset();
 696     Quit();
 697 }
 698
 699 int WrtClient::languageChangedCallback(void *data)
 700 {
 701     LogDebug("Language Changed");
 702     if (!data) {
 703         return 0;
 704     }
 705     WrtClient* wrtClient = static_cast<WrtClient*>(data);
 706     if (!(wrtClient->m_dao)) {
 707         return 0;
 708     }
 709
 710     // reset function fetches system locales and recreates language tags
 711     LanguageTagsProviderSingleton::Instance().resetLanguageTags();
 712     // widget default locales are added to language tags below
 713     DPL::OptionalString defloc = wrtClient->m_dao->getDefaultlocale();
 714     if (!defloc.IsNull()) {
 715         LanguageTagsProviderSingleton::Instance().addWidgetDefaultLocales(
 716             *defloc);
 717     }
 718
 719     if (wrtClient->m_launched &&
 720         wrtClient->m_widgetState != WidgetState_Stopped)
 721     {
 722         wrtClient->m_widget->ReloadStartPage();
 723     }
 724     return 0;
 725 }
 726
 727 void WrtClient::Quit()
 728 {
 729     ewk_shutdown();
 730     DPL::Application::Quit();
 731 }
 732
 733 static Eina_Bool proces_pool_fd_handler(void* /*data*/, Ecore_Fd_Handler *handler)
 734 {
 735     int fd = ecore_main_fd_handler_fd_get(handler);
 736
 737     if (ecore_main_fd_handler_active_get(handler, ECORE_FD_ERROR))
 738     {
 739         LogDebug("ECORE_FD_ERROR");
 740
 741         if (fd != -1)
 742         {
 743             close(fd);
 744         }
 745
 746         exit(-1);
 747         return ECORE_CALLBACK_CANCEL;
 748     }
 749
 750     if (ecore_main_fd_handler_active_get(handler, ECORE_FD_READ))
 751     {
 752         LogDebug("ECORE_FD_READ");
 753         {
 754             app_pkt_t* pkt = (app_pkt_t*) malloc(sizeof(char) * AUL_SOCK_MAXBUFF);
 755             memset(pkt, 0, AUL_SOCK_MAXBUFF);
 756
 757             int recv_ret = recv(fd, pkt, AUL_SOCK_MAXBUFF, 0);
 758
 759             if (fd != -1)
 760             {
 761                 close(fd);
 762             }
 763
 764             if (recv_ret == -1)
 765             {
 766                 LogDebug("recv error!");
 767                 exit(-1);
 768             }
 769             LogDebug("recv_ret : " << recv_ret << ", pkt->len : " << pkt->len);
 770
 771             ecore_main_fd_handler_del(handler);
 772
 773             __wrt_launchpad_main_loop(pkt, app_argv[0], &app_argc, &app_argv);
 774
 775             free(pkt);
 776         }
 777
 778         ecore_main_loop_quit();
 779         return ECORE_CALLBACK_CANCEL;
 780     }
 781
 782     return ECORE_CALLBACK_CANCEL;
 783 }
 784
 785 static void vconf_changed_handler(keynode_t* /*key*/, void* /*data*/)
 786 {
 787     LogInfo("VCONFKEY_LANGSET vconf-key was changed!");
 788
 789     // When system language is changed, the candidate process will be created again.
 790     exit(-1);
 791 }
 792
 793 void set_env()
 794 {
 795     // set evas backend type
 796     if (!getenv("ELM_ENGINE"))
 797     {
 798         if (!setenv("ELM_ENGINE", "gl", 1))
 799         {
 800             LogDebug("Enable backend");
 801         }
 802     }
 803     else
 804     {
 805         LogDebug("ELM_ENGINE : " << getenv("ELM_ENGINE"));
 806     }
 807
 808 #ifndef TIZEN_PUBLIC
 809     setenv("COREGL_FASTPATH", "1", 1);
 810 #endif
 811     setenv("CAIRO_GL_COMPOSITOR", "msaa", 1);
 812     setenv("CAIRO_GL_LAZY_FLUSHING", "yes", 1);
 813     setenv("ELM_IMAGE_CACHE", "0", 1);
 814 }
 815
 816 int main(int argc,
 817          char *argv[])
 818 {
 819     // process pool - store arg's value
 820     app_argc = argc;
 821     app_argv = argv;
 822
 823     UNHANDLED_EXCEPTION_HANDLER_BEGIN
 824     {
 825         ADD_PROFILING_POINT("main-entered", "point");
 826
 827         // Set log tagging
 828         DPL::Log::LogSystemSingleton::Instance().SetTag("WRT");
 829
 830         // Set environment variables
 831         set_env();
 832
 833         if (argc > 1 && argv[1] != NULL && !strcmp(argv[1], "-d"))
 834         {
 835             LogInfo("Entered dummy process mode");
 836             sprintf(argv[0], "%s                                              ",
 837                     DUMMY_PROCESS_PATH);
 838
 839             LogInfo("Prepare ewk_context");
 840             appcore_set_i18n("wrt-client", NULL);
 841             ewk_set_arguments(argc, argv);
 842             setenv("WRT_LAUNCHING_PERFORMANCE", "1", 1);
 843             s_preparedEwkContext = ewk_context_new_with_injected_bundle_path(BUNDLE_PATH);
 844
 845             if (s_preparedEwkContext == NULL)
 846             {
 847                 LogInfo("Creating webkit context was failed!");
 848                 exit(-1);
 849             }
 850
 851             int client_fd = __connect_process_pool_server();
 852
 853             if (client_fd == -1)
 854             {
 855                 LogInfo("Connecting process_pool_server was failed!");
 856                 exit(-1);
 857             }
 858
 859             // register language changed callback
 860             vconf_notify_key_changed(VCONFKEY_LANGSET, vconf_changed_handler, NULL);
 861
 862             LogInfo("Prepare window_data");
 863             // Temporarily change HOME path to app
 864             // This change is needed for getting elementary profile
 865             // /opt/home/app/.elementary/config/mobile/base.cfg
 866             const char* backupEnv = getenv(HOME);
 867             setenv(HOME, APP_HOME_PATH, 1);
 868             LogInfo("elm_init()");
 869             elm_init(argc, argv);
 870             setenv(HOME, backupEnv, 1);
 871
 872             LogInfo("WindowData()");
 873             s_preparedWindowData = new WindowData(static_cast<unsigned long>(getpid()));
 874
 875             Ecore_Fd_Handler* fd_handler = ecore_main_fd_handler_add(client_fd,
 876                                            (Ecore_Fd_Handler_Flags)(ECORE_FD_READ|ECORE_FD_ERROR),
 877                                            proces_pool_fd_handler, NULL, NULL, NULL);
 878
 879             if (fd_handler == NULL)
 880             {
 881                 LogInfo("fd_handler is NULL");
 882                 exit(-1);
 883             }
 884
 885             setpriority(PRIO_PROCESS, 0, 0);
 886
 887             LogDebug("ecore_main_loop_begin()");
 888             ecore_main_loop_begin();
 889             LogDebug("ecore_main_loop_begin()_end");
 890
 891             // deregister language changed callback
 892             vconf_ignore_key_changed(VCONFKEY_LANGSET, vconf_changed_handler);
 893
 894             std::string tizenId = WrtClient::getTizenIdFromArgument(argc, argv);
 895             PluginModuleSupport::init(s_preparedEwkContext, tizenId);
 896         }
 897         else
 898         {
 899             // This code is to fork a web process without exec.
 900             std::string tizenId = WrtClient::getTizenIdFromArgument(argc, argv);
 901             if (!tizenId.empty()) {
 902                 std::size_t pos =
 903                     tizenId.find(WrtDB::AppControlPrefix::PROCESS_PREFIX);
 904                 if (pos != std::string::npos) {
 905                     tizenId.erase(pos);
 906                 }
 907
 908                 LogDebug("Launching by fork mode");
 909                 // Language env setup
 910                 appcore_set_i18n("wrt-client", NULL);
 911                 ewk_set_arguments(argc, argv);
 912                 setenv("WRT_LAUNCHING_PERFORMANCE", "1", 1);
 913                 s_preparedEwkContext = ewk_context_new_with_injected_bundle_path(
 914                         BUNDLE_PATH);
 915
 916                 if (s_preparedEwkContext == NULL)
 917                 {
 918                     LogInfo("Creating webkit context was failed!");
 919                     Wrt::Popup::PopupInvoker().showInfo("Error", "Creating webkit context was failed.", "OK");
 920                     exit(-1);
 921                 }
 922
 923                 // plugin init
 924                 PluginModuleSupport::init(s_preparedEwkContext, tizenId);
 925
 926             }
 927         }
 928
 929         // Output on stdout will be flushed after every newline character,
 930         // even if it is redirected to a pipe. This is useful for running
 931         // from a script and parsing output.
 932         // (Standard behavior of stdlib is to use full buffering when
 933         // redirected to a pipe, which means even after an end of line
 934         // the output may not be flushed).
 935         setlinebuf(stdout);
 936
 937         WrtClient app(app_argc, app_argv);
 938
 939         ADD_PROFILING_POINT("Before appExec", "point");
 940         int ret = app.Exec();
 941         LogDebug("App returned: " << ret);
 942         ret = app.getReturnStatus();
 943         LogDebug("WrtClient returned: " << ret);
 944         return ret;
 945     }
 946     UNHANDLED_EXCEPTION_HANDLER_END
 947 }