src/jobs/widget_uninstall/task_check.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 /**
  17  * @file    task_check.cpp
  18  * @author  Pawel Sikorski(p.sikorski@samsung.com)
  19  * @version 1.0
  20  * @brief   Header file for widget uninstall task check
  21  */
  22 #include <ctime>
  23 #include <dpl/sstream.h>
  24 #include <widget_uninstall/task_check.h>
  25 #include <widget_uninstall/job_widget_uninstall.h>
  26 #include <widget_uninstall/uninstaller_context.h>
  27 #include <widget_uninstall/widget_uninstall_errors.h>
  28 #include <dpl/wrt-dao-ro/global_config.h>
  29 #include <dpl/wrt-dao-ro/widget_dao_read_only.h>
  30 #include <app_manager.h>
  31 #include <app_manager_extension.h>
  32 #include <pkgmgr/pkgmgr_parser.h>
  33 #include <pkgmgr-info.h>
  34 #include <dpl/log/secure_log.h>
  35 #if USE(WEB_PROVIDER)
  36 #include <web_provider_service.h>
  37 #endif
  38
  39 namespace Jobs {
  40 namespace WidgetUninstall {
  41 TaskCheck::TaskCheck(UninstallerContext& context) :
  42     DPL::TaskDecl<TaskCheck>(this),
  43     m_context(context)
  44 {
  45     AddStep(&TaskCheck::StartStep);
  46     AddStep(&TaskCheck::StepUninstallPreCheck);
  47     AddStep(&TaskCheck::EndStep);
  48 }
  49
  50 TaskCheck::~TaskCheck()
  51 {}
  52
  53 void TaskCheck::StartStep()
  54 {
  55     LOGI("--------- <TaskCheck> : START ----------");
  56 }
  57
  58 void TaskCheck::EndStep()
  59 {
  60     m_context.job->UpdateProgress(UninstallerContext::UNINSTALL_PRECHECK,
  61                                   "Uninstall pre-checking Finished");
  62     LOGI("--------- <TaskCheck> : END ----------");
  63 }
  64
  65 void TaskCheck::StepUninstallPreCheck()
  66 {
  67     FOREACH( it , m_context.tzAppIdList){
  68         bool isRunning = false;
  69         std::string tzAppId = DPL::ToUTF8String(*it);
  70         int ret = app_manager_is_running(tzAppId.c_str(), &isRunning);
  71         if (APP_MANAGER_ERROR_NONE != ret) {
  72             _E("Fail to get running state");
  73             ThrowMsg(Exceptions::PlatformAPIFailure,
  74                  "Fail to get widget state");
  75         }
  76
  77         if (true == isRunning) {
  78             // get app_context for running application
  79             // app_context must be released with app_context_destroy
  80             app_context_h appCtx = NULL;
  81             ret = app_manager_get_app_context(tzAppId.c_str(), &appCtx);
  82             if (APP_MANAGER_ERROR_NONE != ret) {
  83                 _E("Fail to get app_context");
  84                 ThrowMsg(Exceptions::AppIsRunning,
  85                      "Widget is not stopped. Cannot uninstall!");
  86             }
  87
  88             // terminate app_context_h
  89             ret = app_manager_terminate_app(appCtx);
  90             if (APP_MANAGER_ERROR_NONE != ret) {
  91                 _E("Fail to terminate running application");
  92                 app_context_destroy(appCtx);
  93                 ThrowMsg(Exceptions::AppIsRunning,
  94                      "Widget is not stopped. Cannot uninstall!");
  95             } else {
  96                 app_context_destroy(appCtx);
  97                 // app_manager_terminate_app isn't sync API
  98                 // wait until application isn't running (50ms * 100)
  99                 bool isStillRunning = true;
 100                 int checkingloop = 100;
 101                 struct timespec duration = { 0, 50 * 1000 * 1000 };
 102                 while (--checkingloop >= 0) {
 103                     nanosleep(&duration, NULL);
 104                     ret = app_manager_is_running(tzAppId.c_str(), &isStillRunning);
 105                     if (APP_MANAGER_ERROR_NONE != ret) {
 106                         _E("Fail to get running state");
 107                         ThrowMsg(Exceptions::PlatformAPIFailure,
 108                              "Fail to get widget state");
 109                     }
 110                     if (!isStillRunning) {
 111                         break;
 112                     }
 113                 }
 114                 if (isStillRunning) {
 115                     _E("Fail to terminate running application");
 116                     ThrowMsg(Exceptions::AppIsRunning,
 117                          "Widget is not stopped. Cannot uninstall!");
 118                 }
 119                 _D("terminate application");
 120             }
 121         }
 122
 123 #if USE(WEB_PROVIDER)
 124         // TODO: if web package provides mutli-app in one package, we have to call below API with pkgId
 125         web_provider_service_wait_boxes_removed(tzAppId.c_str());
 126         _D("web app(%s) and its dynamic boxes can be terminated.", tzAppId.c_str());
 127 #endif
 128     }
 129 }
 130
 131 } //namespace WidgetUninstall
 132 } //namespace Jobs