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| 1 /** | 1 /** |
| 2 * \file close_application.cpp | 2 * \file close_application.cpp |
| 3 */ | 3 */ |
| 4 | 4 |
| 5 #include <algorithm> | 5 #include <algorithm> |
| 6 | 6 |
| 7 #include "session.h" | 7 #include "session.h" |
| 8 #include "property.h" | 8 #include "property.h" |
| 9 #include "database.h" | 9 #include "database.h" |
| 10 #include "process.h" | 10 #include "process.h" |
| (...skipping 11 matching lines...) Expand all Loading... | |
| 22 | 22 |
| 23 ProcessCloser browserCloser ; | 23 ProcessCloser browserCloser ; |
| 24 | 24 |
| 25 ProcessCloser engineCloser ; | 25 ProcessCloser engineCloser ; |
| 26 | 26 |
| 27 public: | 27 public: |
| 28 InternetExplorerCloser() | 28 InternetExplorerCloser() |
| 29 : snapshot(), browserCloser( snapshot, browserNames ), engineCloser( snapsho t, engineNames ) | 29 : snapshot(), browserCloser( snapshot, browserNames ), engineCloser( snapsho t, engineNames ) |
| 30 {} | 30 {} |
| 31 | 31 |
| 32 void refresh() | 32 void Refresh() |
| 33 { | 33 { |
| 34 snapshot.refresh() ; | 34 snapshot.Refresh() ; |
| 35 browserCloser.refresh() ; | 35 browserCloser.Refresh() ; |
| 36 engineCloser.refresh() ; | 36 engineCloser.Refresh() ; |
| 37 } | 37 } |
| 38 | 38 |
| 39 bool isRunning() | 39 bool IsRunning() |
|
Felix Dahlke
2014/10/15 02:46:57
Functions should start with an upper case letter.
Eric
2014/10/15 15:30:44
Missed that one, apparently.
| |
| 40 { | 40 { |
| 41 return browserCloser.isRunning() || engineCloser.isRunning() ; | 41 return browserCloser.IsRunning() || engineCloser.IsRunning() ; |
| 42 } | 42 } |
| 43 | 43 |
| 44 bool shutDown() | 44 bool ShutDown() |
| 45 { | 45 { |
| 46 if ( browserCloser.isRunning() && ! browserCloser.shutDown() ) | 46 if ( browserCloser.IsRunning() && ! browserCloser.ShutDown() ) |
| 47 { | 47 { |
| 48 // Assert IE is still running | 48 // Assert IE is still running |
| 49 // This is after we've tried to shut it down, so we fail | 49 // This is after we've tried to shut it down, so we fail |
| 50 return false ; | 50 return false ; |
| 51 } | 51 } |
| 52 if ( engineCloser.isRunning() && ! engineCloser.shutDown() ) | 52 if ( engineCloser.IsRunning() && ! engineCloser.ShutDown() ) |
| 53 { | 53 { |
| 54 // Assert the engine is still running | 54 // Assert the engine is still running |
| 55 // This is after IE has shut down itself and after we've tried to shut dow n the engine. Whatever. | 55 // This is after IE has shut down itself and after we've tried to shut dow n the engine. Whatever. |
| 56 return false ; | 56 return false ; |
| 57 } | 57 } |
| 58 return true ; | 58 return true ; |
| 59 } | 59 } |
| 60 } ; | 60 } ; |
| 61 | 61 |
| 62 | 62 |
| (...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 124 // MSI property BROWSERRUNNING is one of the return values of this function. | 124 // MSI property BROWSERRUNNING is one of the return values of this function. |
| 125 Property browserRunning( session, L"BROWSERRUNNING" ) ; | 125 Property browserRunning( session, L"BROWSERRUNNING" ) ; |
| 126 Property browserClosed( session, L"BROWSERCLOSED" ) ; | 126 Property browserClosed( session, L"BROWSERCLOSED" ) ; |
| 127 | 127 |
| 128 // Instantiation of ProcessCloser takes a snapshot. | 128 // Instantiation of ProcessCloser takes a snapshot. |
| 129 InternetExplorerCloser iec ; | 129 InternetExplorerCloser iec ; |
| 130 | 130 |
| 131 /* | 131 /* |
| 132 * We take the short path through this function if neither IE nor engine is not running at the outset. | 132 * We take the short path through this function if neither IE nor engine is not running at the outset. |
| 133 */ | 133 */ |
| 134 if ( ! iec.isRunning() ) | 134 if ( ! iec.IsRunning() ) |
| 135 { | 135 { |
| 136 browserRunning = L"0" ; // The browser is not running. | 136 browserRunning = L"0" ; // The browser is not running. |
| 137 browserClosed = L"0" ; // We didn't close the browser (and we could n't have). | 137 browserClosed = L"0" ; // We didn't close the browser (and we could n't have). |
| 138 session.log( "IE not running. No issue with reboot policy." ) ; | 138 session.Log( "IE not running. No issue with reboot policy." ) ; |
| 139 return ERROR_SUCCESS ; | 139 return ERROR_SUCCESS ; |
| 140 } | 140 } |
| 141 | 141 |
| 142 /* | 142 /* |
| 143 * As a (potentially) user-driven function, a state machine manages control flow. | 143 * As a (potentially) user-driven function, a state machine manages control flow. |
| 144 * The states are organized around the policy stances. | 144 * The states are organized around the policy stances. |
| 145 */ | 145 */ |
| 146 enum PolicyState { | 146 enum PolicyState { |
| 147 // Non-terminal states | 147 // Non-terminal states |
| 148 notKnown, // We don't know the user's stance at all | 148 notKnown, // We don't know the user's stance at all |
| (...skipping 15 matching lines...) Expand all Loading... | |
| 164 */ | 164 */ |
| 165 std::wstring avoidReboot = Property( session, L"AVOIDREBOOT" ) ; | 165 std::wstring avoidReboot = Property( session, L"AVOIDREBOOT" ) ; |
| 166 std::transform( avoidReboot.begin(), avoidReboot.end(), avoidReboot.begin(), ::towupper ) ; | 166 std::transform( avoidReboot.begin(), avoidReboot.end(), avoidReboot.begin(), ::towupper ) ; |
| 167 if ( avoidReboot == L"" ) | 167 if ( avoidReboot == L"" ) |
| 168 { | 168 { |
| 169 state = notKnown ; | 169 state = notKnown ; |
| 170 } | 170 } |
| 171 else if ( avoidReboot == L"NO" ) | 171 else if ( avoidReboot == L"NO" ) |
| 172 { | 172 { |
| 173 state = allow ; | 173 state = allow ; |
| 174 session.log( "Reboot allowed on command line." ) ; | 174 session.Log( "Reboot allowed on command line." ) ; |
| 175 } | 175 } |
| 176 else if ( avoidReboot == L"PASSIVE" ) | 176 else if ( avoidReboot == L"PASSIVE" ) |
| 177 { | 177 { |
| 178 state = passive ; | 178 state = passive ; |
| 179 session.log( "Reboot avoided on command line." ) ; | 179 session.Log( "Reboot avoided on command line." ) ; |
| 180 } | 180 } |
| 181 else if ( avoidReboot == L"ACTIVE" ) | 181 else if ( avoidReboot == L"ACTIVE" ) |
| 182 { | 182 { |
| 183 state = active ; | 183 state = active ; |
| 184 } | 184 } |
| 185 else if ( avoidReboot == L"AUTOMATIC" ) | 185 else if ( avoidReboot == L"AUTOMATIC" ) |
| 186 { | 186 { |
| 187 state = automatic ; | 187 state = automatic ; |
| 188 } | 188 } |
| 189 else | 189 else |
| (...skipping 26 matching lines...) Expand all Loading... | |
| 216 // Assert installer is running without user interaction. | 216 // Assert installer is running without user interaction. |
| 217 interactive = false ; | 217 interactive = false ; |
| 218 if ( state == notKnown ) | 218 if ( state == notKnown ) |
| 219 { | 219 { |
| 220 // Assert AVOIDREBOOT was not specified | 220 // Assert AVOIDREBOOT was not specified |
| 221 /* | 221 /* |
| 222 * This is where we specify default behavior for non-interactive operati on. | 222 * This is where we specify default behavior for non-interactive operati on. |
| 223 * The choice of "allow" makes it act like other installers, which is to make no effort to avoid a reboot after installation. | 223 * The choice of "allow" makes it act like other installers, which is to make no effort to avoid a reboot after installation. |
| 224 */ | 224 */ |
| 225 state = allow ; | 225 state = allow ; |
| 226 » session.log( "Reboot allowed by default in non-interactive session." ) ; | 226 » session.Log( "Reboot allowed by default in non-interactive session." ) ; |
| 227 } | 227 } |
| 228 else if ( state == active ) | 228 else if ( state == active ) |
| 229 { | 229 { |
| 230 throw std::runtime_error( "AVOIDREBOOT=ACTIVE in non-interative session is not consistent" ) ; | 230 throw std::runtime_error( "AVOIDREBOOT=ACTIVE in non-interative session is not consistent" ) ; |
| 231 } | 231 } |
| 232 // Assert state is one of { allow, passive, automatic } | 232 // Assert state is one of { allow, passive, automatic } |
| 233 } | 233 } |
| 234 else | 234 else |
| 235 { | 235 { |
| 236 throw std::runtime_error( "unrecognized value for UILevel" ) ; | 236 throw std::runtime_error( "unrecognized value for UILevel" ) ; |
| 237 } | 237 } |
| 238 | 238 |
| 239 /* | 239 /* |
| 240 * Now that preliminaries are over, we set up the accessors for UI text. | 240 * Now that preliminaries are over, we set up the accessors for UI text. |
| 241 * We only use the object 'messageText' for interactive sessions, but it's c heap to set up and a hassle to conditionalize. | 241 * We only use the object 'messageText' for interactive sessions, but it's c heap to set up and a hassle to conditionalize. |
| 242 * | 242 * |
| 243 * The key "close_ie" is the component name within the file "close_ie.wxi" t hat defines rows in the localization table. | 243 * The key "close_ie" is the component name within the file "close_ie.wxi" t hat defines rows in the localization table. |
| 244 * The identifiers for the messageText.text() function are defined within th at file. | 244 * The identifiers for the messageText.text() function are defined within th at file. |
| 245 */ | 245 */ |
| 246 InstallationDatabase db( session ) ; | 246 InstallationDatabase db( session ) ; |
| 247 CustomMessageText messageText( db, L"close_ie" ) ; | 247 CustomMessageText messageText( db, L"close_ie" ) ; |
| 248 | 248 |
| 249 /* | 249 /* |
| 250 * State machine: Loop through non-terminal states. | 250 * State machine: Loop through non-terminal states. |
| 251 * | 251 * |
| 252 * Loop invariant: IE was running at last check, that is, iec.isRunning() wo uld return true. | 252 * Loop invariant: IE was running at last check, that is, iec.IsRunning() wo uld return true. |
| 253 */ | 253 */ |
| 254 while ( state <= automatic ) // "automatic" is the non-terminal sta te with the highest value | 254 while ( state <= automatic ) // "automatic" is the non-terminal sta te with the highest value |
| 255 { | 255 { |
| 256 switch ( state ) | 256 switch ( state ) |
| 257 { | 257 { |
| 258 case notKnown: | 258 case notKnown: |
| 259 /* | 259 /* |
| 260 * Precondition: interactive session | 260 * Precondition: interactive session |
| 261 * | 261 * |
| 262 * Ask the user "Would you like to close IE and avoid reboot?" | 262 * Ask the user "Would you like to close IE and avoid reboot?" |
| 263 * Yes -> Close IE somehow. Goto partKnown. | 263 * Yes -> Close IE somehow. Goto partKnown. |
| 264 * No -> Install with reboot. Goto allow. | 264 * No -> Install with reboot. Goto allow. |
| 265 * Cancel -> terminate installation. Goto abort. | 265 * Cancel -> terminate installation. Goto abort. |
| 266 */ | 266 */ |
| 267 » { | 267 { |
| 268 » int x = session.WriteMessage( IMB( messageText.text( L"dialog_unknown" ), IMB::warningBox, IMB::yesNoCancel, IMB::defaultButtonThree ) ) ; | 268 int x = session.WriteMessage(IMB( |
| 269 messageText.Text(L"dialog_unknown"), | |
| 270 IMB::Box::warning, IMB::ButtonSet::yesNoCancel, IMB::DefaultButton:: three | |
| 271 )) ; | |
| 269 switch ( x ) | 272 switch ( x ) |
| 270 { | 273 { |
| 271 case IDYES: | 274 case IDYES: |
| 272 state = partKnown ; | 275 state = partKnown ; |
| 273 break ; | 276 break ; |
| 274 case IDNO: | 277 case IDNO: |
| 275 state = allow ; | 278 state = allow ; |
| 276 » session.log( "User chose to allow reboot" ) ; | 279 » session.Log( "User chose to allow reboot" ) ; |
| 277 break ; | 280 break ; |
| 278 case IDCANCEL: | 281 case IDCANCEL: |
| 279 state = abort ; | 282 state = abort ; |
| 280 » session.log( "User cancelled installation" ) ; | 283 » session.Log( "User cancelled installation" ) ; |
| 281 break ; | 284 break ; |
| 282 default: | 285 default: |
| 283 throw UnexpectedReturnValueFromMessageBox() ; | 286 throw UnexpectedReturnValueFromMessageBox() ; |
| 284 } | 287 } |
| 285 } | 288 } |
| 286 break ; | 289 break ; |
| 287 | 290 |
| 288 case partKnown: | 291 case partKnown: |
| 289 /* | 292 /* |
| 290 * Precondition: interactive session | 293 * Precondition: interactive session |
| 291 * | 294 * |
| 292 * Ask the user "Would you like the installer to close IE for you?" | 295 * Ask the user "Would you like the installer to close IE for you?" |
| 293 * Yes -> Goto automatic | 296 * Yes -> Goto automatic |
| 294 * No -> Goto active | 297 * No -> Goto active |
| 295 * Cancel -> Goto notKnown | 298 * Cancel -> Goto notKnown |
| 296 */ | 299 */ |
| 297 { | 300 { |
| 298 » int x = session.WriteMessage( IMB( messageText.text( L"dialog_part_kno wn" ), IMB::warningBox, IMB::yesNoCancel, IMB::defaultButtonThree ) ) ; | 301 » int x = session.WriteMessage(IMB( |
| 302 messageText.Text(L"dialog_part_known"), | |
| 303 IMB::Box::warning, IMB::ButtonSet::yesNoCancel, IMB::DefaultButton:: three | |
| 304 )) ; | |
| 299 switch ( x ) | 305 switch ( x ) |
| 300 { | 306 { |
| 301 case IDYES: | 307 case IDYES: |
| 302 state = automatic ; | 308 state = automatic ; |
| 303 break ; | 309 break ; |
| 304 case IDNO: | 310 case IDNO: |
| 305 state = active ; | 311 state = active ; |
| 306 break ; | 312 break ; |
| 307 case IDCANCEL: | 313 case IDCANCEL: |
| 308 state = notKnown ; | 314 state = notKnown ; |
| 309 break ; | 315 break ; |
| 310 default: | 316 default: |
| 311 throw UnexpectedReturnValueFromMessageBox() ; | 317 throw UnexpectedReturnValueFromMessageBox() ; |
| 312 } | 318 } |
| 313 } | 319 } |
| 314 break ; | 320 break ; |
| 315 | 321 |
| 316 case active: | 322 case active: |
| 317 /* | 323 /* |
| 318 * Precondition: interactive session | 324 * Precondition: interactive session |
| 319 * | 325 * |
| 320 * IE is no longer running -> Goto success | 326 * IE is no longer running -> Goto success |
| 321 * IE is still running -> | 327 * IE is still running -> |
| 322 * Ask the user to close IE manually | 328 * Ask the user to close IE manually |
| 323 * OK -> re-enter this state | 329 * OK -> re-enter this state |
| 324 * Cancel -> Goto notKnown | 330 * Cancel -> Goto notKnown |
| 325 */ | 331 */ |
| 326 { | 332 { |
| 327 » int x = session.WriteMessage( IMB( messageText.text( L"dialog_active_r etry" ), IMB::warningBox, IMB::okCancel, IMB::defaultButtonOne ) ) ; | 333 » int x = session.WriteMessage(IMB( |
| 334 messageText.Text(L"dialog_active_retry"), | |
| 335 IMB::Box::warning, IMB::ButtonSet::okCancel, IMB::DefaultButton::one | |
| 336 )) ; | |
| 328 switch ( x ) | 337 switch ( x ) |
| 329 { | 338 { |
| 330 case IDOK: | 339 case IDOK: |
| 331 /* | 340 /* |
| 332 * Refresh our knowledge of whether IE is running. | 341 * Refresh our knowledge of whether IE is running. |
| 333 * If it is, we display the dialog again. The state doesn't change, so we just iterate again. | 342 * If it is, we display the dialog again. The state doesn't change, so we just iterate again. |
| 334 * If it's not, then the user has closed IE and we're done. | 343 * If it's not, then the user has closed IE and we're done. |
| 335 */ | 344 */ |
| 336 » iec.refresh() ; | 345 » iec.Refresh() ; |
| 337 » if ( ! iec.isRunning() ) | 346 » if ( ! iec.IsRunning() ) |
| 338 { | 347 { |
| 339 state = success ; | 348 state = success ; |
| 340 » session.log( "User shut down IE manually." ) ; | 349 » session.Log( "User shut down IE manually." ) ; |
| 341 } | 350 } |
| 342 break ; | 351 break ; |
| 343 case IDCANCEL: | 352 case IDCANCEL: |
| 344 state = notKnown ; | 353 state = notKnown ; |
| 345 break ; | 354 break ; |
| 346 default: | 355 default: |
| 347 throw UnexpectedReturnValueFromMessageBox() ; | 356 throw UnexpectedReturnValueFromMessageBox() ; |
| 348 } | 357 } |
| 349 } | 358 } |
| 350 break ; | 359 break ; |
| 351 | 360 |
| 352 case automatic: | 361 case automatic: |
| 353 /* | 362 /* |
| 354 * Close all known IE instances. | 363 * Close all known IE instances. |
| 355 * Unlike other cases, this state starts with an action and not a user q uery. | 364 * Unlike other cases, this state starts with an action and not a user q uery. |
| 356 * We first shut down IE, or at least attempt to. | 365 * We first shut down IE, or at least attempt to. |
| 357 * | 366 * |
| 358 * Succeeded -> Goto success | 367 * Succeeded -> Goto success |
| 359 * Failed && interactive -> | 368 * Failed && interactive -> |
| 360 * Ask user if they would like to try again | 369 * Ask user if they would like to try again |
| 361 * Retry -> re-enter this state | 370 * Retry -> re-enter this state |
| 362 * Cancel -> Goto notKnown | 371 * Cancel -> Goto notKnown |
| 363 * Failed && not interactive -> Goto abort | 372 * Failed && not interactive -> Goto abort |
| 364 */ | 373 */ |
| 365 { | 374 { |
| 366 » bool ieWasClosed = iec.shutDown() ; | 375 » bool ieWasClosed = iec.ShutDown() ; |
| 367 » if ( iec.isRunning() ) | 376 » if ( iec.IsRunning() ) |
| 368 { | 377 { |
| 369 » session.log( "Attempt to shut down IE automatically failed." ) ; | 378 » session.Log( "Attempt to shut down IE automatically failed." ) ; |
| 370 if ( interactive ) | 379 if ( interactive ) |
| 371 { | 380 { |
| 372 // Assert Interactive session and IE did not shut down. | 381 // Assert Interactive session and IE did not shut down. |
| 373 » int x = session.WriteMessage( IMB( messageText.text( L"dialog_auto matic_retry" ), IMB::warningBox, IMB::retryCancel, IMB::defaultButtonOne ) ) ; | 382 » int x = session.WriteMessage(IMB( |
| 383 messageText.Text(L"dialog_automatic_retry"), | |
| 384 IMB::Box::warning, IMB::ButtonSet::retryCancel, IMB::DefaultButt on::one | |
| 385 )) ; | |
| 374 switch ( x ) | 386 switch ( x ) |
| 375 { | 387 { |
| 376 case IDRETRY: | 388 case IDRETRY: |
| 377 // Don't change the state. Iterate again. | 389 // Don't change the state. Iterate again. |
| 378 break ; | 390 break ; |
| 379 case IDCANCEL: | 391 case IDCANCEL: |
| 380 state = notKnown ; | 392 state = notKnown ; |
| 381 break ; | 393 break ; |
| 382 default: | 394 default: |
| 383 throw UnexpectedReturnValueFromMessageBox() ; | 395 throw UnexpectedReturnValueFromMessageBox() ; |
| 384 } | 396 } |
| 385 } | 397 } |
| 386 else | 398 else |
| 387 { | 399 { |
| 388 // Assert Non-interactive session and IE did not shut down. | 400 // Assert Non-interactive session and IE did not shut down. |
| 389 state = abort ; | 401 state = abort ; |
| 390 » session.log( "Failed to shut down IE automatically." ) ; | 402 » session.Log( "Failed to shut down IE automatically." ) ; |
| 391 } | 403 } |
| 392 } | 404 } |
| 393 else | 405 else |
| 394 { | 406 { |
| 395 » // Assert IE is not running, so shutDown() succeeded. | 407 » // Assert IE is not running, so ShutDown() succeeded. |
| 396 state = success ; | 408 state = success ; |
| 397 » session.log( "Automatically shut down IE." ) ; | 409 » session.Log( "Automatically shut down IE." ) ; |
| 398 } | 410 } |
| 399 } | 411 } |
| 400 break; | 412 break; |
| 401 } | 413 } |
| 402 } | 414 } |
| 403 /* | 415 /* |
| 404 * State machine: Actions for terminal states. | 416 * State machine: Actions for terminal states. |
| 405 */ | 417 */ |
| 406 switch ( state ) | 418 switch ( state ) |
| 407 { | 419 { |
| 408 case success: | 420 case success: |
| 409 » if ( iec.isRunning() ) | 421 » if ( iec.IsRunning() ) |
| 410 { | 422 { |
| 411 browserRunning = L"1" ; | 423 browserRunning = L"1" ; |
| 412 browserClosed = L"0" ; | 424 browserClosed = L"0" ; |
| 413 } | 425 } |
| 414 else | 426 else |
| 415 { | 427 { |
| 416 browserRunning = L"0" ; | 428 browserRunning = L"0" ; |
| 417 browserClosed = L"1" ; | 429 browserClosed = L"1" ; |
| 418 } | 430 } |
| 419 return ERROR_SUCCESS ; | 431 return ERROR_SUCCESS ; |
| 420 break; | 432 break; |
| 421 case abort: | 433 case abort: |
| 422 return ERROR_INSTALL_USEREXIT ; | 434 return ERROR_INSTALL_USEREXIT ; |
| 423 break; | 435 break; |
| 424 } | 436 } |
| 425 } | 437 } |
| 426 catch( std::exception & e ) | 438 catch( std::exception & e ) |
| 427 { | 439 { |
| 428 session.LogNoexcept( "terminated by exception: " + std::string( e.what() ) ) ; | 440 session.LogNoexcept( "terminated by exception: " + std::string( e.what() ) ) ; |
| 429 return ERROR_INSTALL_FAILURE ; | 441 return ERROR_INSTALL_FAILURE ; |
| 430 } | 442 } |
| 431 catch( ... ) | 443 catch( ... ) |
| 432 { | 444 { |
| 433 session.LogNoexcept( "terminated by unknown exception" ) ; | 445 session.LogNoexcept( "terminated by unknown exception" ) ; |
| 434 return ERROR_INSTALL_FAILURE ; | 446 return ERROR_INSTALL_FAILURE ; |
| 435 } | 447 } |
| 436 // Should be unreachable. | 448 // Should be unreachable. |
| 437 return ERROR_INSTALL_FAILURE ; | 449 return ERROR_INSTALL_FAILURE ; |
| 438 } | 450 } |
| LEFT | RIGHT |