src/jobs/widget_uninstall/job_widget_uninstall.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 #include <regex.h>
  18 #include <sys/stat.h>
  19 #include <widget_uninstall/job_widget_uninstall.h>
  20 #include <widget_uninstall/widget_uninstall_errors.h>
  21 #include <widget_uninstall/task_check.h>
  22 #include <widget_uninstall/task_db_update.h>
  23 #include <widget_uninstall/task_remove_files.h>
  24 #include <widget_uninstall/task_remove_custom_handlers.h>
  25 #include <widget_uninstall/task_smack.h>
  26 #include <widget_uninstall/task_uninstall_ospsvc.h>
  27 #include <widget_uninstall/task_delete_pkginfo.h>
  28 #include <dpl/wrt-dao-ro/global_config.h>
  29 #include <pkg-manager/pkgmgr_signal.h>
  30 #include <app2ext_interface.h>
  31 #include <dpl/utils/path.h>
  32 #include <installer_log.h>
  33
  34 using namespace WrtDB;
  35
  36 namespace { //anonymous
  37 const char* REG_TIZEN_PKGID_PATTERN = "^[a-zA-Z0-9]{10}$";
  38 const int PKGID_LENTH = 10;
  39 const DPL::Utils::Path PRELOAD_INSTALLED_PATH("/usr/apps");
  40
  41 bool checkDirectoryExist(const std::string& pkgId)
  42 {
  43     DPL::Utils::Path installPath(GlobalConfig::GetUserInstalledWidgetPath());
  44     installPath /= pkgId;
  45     return installPath.Exists();
  46 }
  47 }
  48
  49 namespace Jobs {
  50 namespace WidgetUninstall {
  51
  52 class UninstallerTaskFail :
  53     public DPL::TaskDecl<UninstallerTaskFail>
  54 {
  55   private:
  56     WidgetStatus m_status;
  57
  58     void StepFail()
  59     {
  60         if (WidgetStatus::NOT_INSTALLED == m_status) {
  61             ThrowMsg(Jobs::WidgetUninstall::Exceptions::WidgetNotExist,
  62                      "Widget does not exist");
  63         } else if (WidgetStatus::PREALOAD == m_status) {
  64             ThrowMsg(Jobs::WidgetUninstall::Exceptions::Unremovable,
  65                      "Widget cann't uninstall");
  66         } else {
  67             Throw(Jobs::WidgetUninstall::Exceptions::Base);
  68         }
  69     }
  70
  71   public:
  72     UninstallerTaskFail(WidgetStatus status) :
  73         DPL::TaskDecl<UninstallerTaskFail>(this),
  74         m_status(status)
  75
  76     {
  77         AddStep(&UninstallerTaskFail::StepFail);
  78     }
  79 };
  80
  81 JobWidgetUninstall::JobWidgetUninstall(
  82     const std::string & tizenAppId,
  83     const WidgetUninstallationStruct &
  84     uninstallerStruct) :
  85     Job(Uninstallation),
  86     JobContextBase<WidgetUninstallationStruct>(uninstallerStruct)
  87 {
  88     using namespace PackageManager;
  89     m_context.removeStarted = false;
  90     m_context.removeFinished = false;
  91     m_context.removeAbnormal = false;
  92     m_context.uninstallStep = UninstallerContext::UNINSTALL_START;
  93     m_context.job = this;
  94
  95     Try
  96     {
  97         WidgetStatus status = getWidgetStatus(tizenAppId);
  98
  99         if (WidgetStatus::Ok == status) {
 100             WrtDB::WidgetDAOReadOnly dao(DPL::FromUTF8String(m_context.tzAppid));
 101             m_context.tzPkgid = DPL::ToUTF8String(dao.getTizenPkgId());
 102             m_context.locations = WidgetLocation(m_context.tzPkgid);
 103             m_context.locations->registerAppid(m_context.tzAppid);
 104             m_context.installedPath =
 105                 DPL::Utils::Path(*dao.getWidgetInstalledPath());
 106
 107             _D("Widget model exists. App id : %s", m_context.tzAppid.c_str());
 108
 109             // send start signal of pkgmgr
 110             if (GetInstallerStruct().pkgmgrInterface->setPkgname(m_context.tzPkgid))
 111             {
 112                 GetInstallerStruct().pkgmgrInterface->sendSignal(
 113                         PKGMGR_START_KEY,
 114                         PKGMGR_START_UNINSTALL);
 115             }
 116
 117             AddTask(new TaskCheck(m_context));
 118             if (dao.getPackagingType() == PKG_TYPE_HYBRID_WEB_APP) {
 119                 AddTask(new TaskUninstallOspsvc(m_context));
 120             }
 121             AddTask(new TaskDeletePkgInfo(m_context));
 122             AddTask(new TaskDbUpdate(m_context));
 123             AddTask(new TaskSmack(m_context));
 124
 125             AddTask(new TaskRemoveCustomHandlers(m_context));
 126             AddTask(new TaskRemoveFiles(m_context));
 127         } else if (WidgetStatus::NOT_INSTALLED == status ||
 128                 WidgetStatus::PREALOAD == status) {
 129             AddTask(new UninstallerTaskFail(status));
 130         } else if (WidgetStatus::ABNORMAL == status) {
 131             m_context.locations = WidgetLocation(m_context.tzPkgid);
 132             m_context.removeAbnormal = true;
 133             AddTask(new TaskRemoveFiles(m_context));
 134         } else {
 135             AddTask(new UninstallerTaskFail(WidgetStatus::UNRECOGNIZED));
 136         }
 137     } Catch(WidgetDAOReadOnly::Exception::Base) {
 138         AddTask(new UninstallerTaskFail(WidgetStatus::UNRECOGNIZED));
 139     }
 140 }
 141
 142 WidgetStatus JobWidgetUninstall::getWidgetStatus(const std::string &id)
 143 {
 144     regex_t regx;
 145     if(regcomp(&regx, REG_TIZEN_PKGID_PATTERN, REG_NOSUB | REG_EXTENDED)!=0){
 146         _D("Regcomp failed");
 147     }
 148     std::string pkgId;
 149     DPL::Utils::Path installPath;
 150
 151     Try {
 152         if ((regexec(&regx, id.c_str(),
 153                         static_cast<size_t>(0), NULL, 0) == REG_NOERROR)) {
 154             pkgId = id;
 155
 156             TizenAppId appid =
 157                 WrtDB::WidgetDAOReadOnly::getTzAppId(
 158                         DPL::FromUTF8String(id));
 159             _D("Get appid from pkgid : %ls", appid.c_str());
 160             m_context.tzAppid = DPL::ToUTF8String(appid);
 161             WrtDB::WidgetDAOReadOnly dao(appid);
 162             installPath = DPL::Utils::Path(*dao.getWidgetInstalledPath());
 163         } else {
 164             pkgId = id.substr(0, PKGID_LENTH);
 165             WrtDB::WidgetDAOReadOnly dao(DPL::FromUTF8String(id));
 166             m_context.tzAppid = id;
 167             installPath = DPL::Utils::Path(*dao.getWidgetInstalledPath());
 168         }
 169         if(installPath.isSubPath(PRELOAD_INSTALLED_PATH)){
 170             _D("This widget is preloaded.");
 171         }
 172     } Catch(WidgetDAOReadOnly::Exception::WidgetNotExist) {
 173         _D("package id : %s", pkgId.c_str());
 174         m_context.tzPkgid = pkgId;
 175         if (!pkgId.empty()) {
 176             if(checkDirectoryExist(pkgId)) {
 177                 _E("installed widget status is abnormal");
 178                 return WidgetStatus::ABNORMAL;
 179             }
 180         }
 181         return WidgetStatus::NOT_INSTALLED;
 182     }
 183     return WidgetStatus::Ok;
 184 }
 185
 186 std::string JobWidgetUninstall::getRemovedTizenId() const
 187 {
 188     return m_context.tzAppid;
 189 }
 190
 191 bool JobWidgetUninstall::getRemoveStartedFlag() const
 192 {
 193     return m_context.removeStarted;
 194 }
 195
 196 bool JobWidgetUninstall::getRemoveFinishedFlag() const
 197 {
 198     return m_context.removeFinished;
 199 }
 200
 201 void JobWidgetUninstall::SendProgress()
 202 {
 203     using namespace PackageManager;
 204     if (!getRemoveStartedFlag() ||
 205         (getRemoveStartedFlag() && getRemoveFinishedFlag()))
 206     {
 207         if (NULL != GetInstallerStruct().progressCallback) {
 208             // send progress signal of pkgmgr
 209             std::ostringstream percent;
 210             percent << static_cast<int>(GetProgressPercent());
 211
 212             _D("Call widget uninstall progressCallback");
 213             GetInstallerStruct().progressCallback(
 214                 GetInstallerStruct().userParam,
 215                 GetProgressPercent(), GetProgressDescription());
 216         }
 217     }
 218 }
 219
 220 void JobWidgetUninstall::SendFinishedSuccess()
 221 {
 222     using namespace PackageManager;
 223     // send signal of pkgmgr
 224     GetInstallerStruct().pkgmgrInterface->sendSignal(
 225         PKGMGR_END_KEY,
 226         PKGMGR_END_SUCCESS);
 227
 228     _D("Call widget uninstall success finishedCallback");
 229     GetInstallerStruct().finishedCallback(GetInstallerStruct().userParam,
 230                                           getRemovedTizenId(),
 231                                           Jobs::Exceptions::Success);
 232 }
 233
 234 void JobWidgetUninstall::SendFinishedFailure()
 235 {
 236     using namespace PackageManager;
 237     _E("Error in uninstallation step: %d", m_exceptionCaught);
 238     _E("Message: %s", m_exceptionMessage.c_str());
 239
 240     // send signal of pkgmgr
 241     GetInstallerStruct().pkgmgrInterface->sendSignal(
 242         PKGMGR_END_KEY,
 243         PKGMGR_END_FAILURE);
 244
 245     _D("Call widget uninstall failure finishedCallback");
 246     GetInstallerStruct().finishedCallback(GetInstallerStruct().userParam,
 247                                           getRemovedTizenId(),
 248                                           m_exceptionCaught);
 249     _D("[JobWidgetUninstall] Asynchronous failure callback status sent");
 250 }
 251
 252 void JobWidgetUninstall::SaveExceptionData(const Jobs::JobExceptionBase &e)
 253 {
 254     m_exceptionCaught = static_cast<Jobs::Exceptions::Type>(e.getParam());
 255     m_exceptionMessage = e.GetMessage();
 256 }
 257 } //namespace WidgetUninstall
 258 } //namespace Jobs