summaryrefslogtreecommitdiffstats
path: root/framework/source/services/autorecovery.cxx
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--framework/source/services/autorecovery.cxx4254
1 files changed, 4254 insertions, 0 deletions
diff --git a/framework/source/services/autorecovery.cxx b/framework/source/services/autorecovery.cxx
new file mode 100644
index 000000000..fabc5fb5d
--- /dev/null
+++ b/framework/source/services/autorecovery.cxx
@@ -0,0 +1,4254 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <config_features.h>
+
+#include <loadenv/loadenv.hxx>
+
+#include <strings.hrc>
+#include <classes/fwkresid.hxx>
+#include <properties.h>
+#include <targets.h>
+
+#include <helper/mischelper.hxx>
+
+#include <com/sun/star/ucb/NameClash.hpp>
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/configuration/theDefaultProvider.hpp>
+#include <com/sun/star/frame/Desktop.hpp>
+#include <com/sun/star/frame/theGlobalEventBroadcaster.hpp>
+#include <com/sun/star/frame/XLoadable.hpp>
+#include <com/sun/star/frame/XModel2.hpp>
+#include <com/sun/star/frame/ModuleManager.hpp>
+#include <com/sun/star/frame/XTitle.hpp>
+#include <com/sun/star/frame/XFrame.hpp>
+#include <com/sun/star/frame/XController.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/frame/XStorable.hpp>
+#include <com/sun/star/util/XModifiable.hpp>
+#include <com/sun/star/util/URLTransformer.hpp>
+#include <com/sun/star/util/XURLTransformer.hpp>
+#include <com/sun/star/frame/XDesktop.hpp>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/util/XChangesNotifier.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/beans/PropertyAttribute.hpp>
+#include <com/sun/star/document/XDocumentPropertiesSupplier.hpp>
+#include <com/sun/star/document/XDocumentRecovery.hpp>
+#include <com/sun/star/document/XExtendedFilterDetection.hpp>
+#include <com/sun/star/util/XCloseable.hpp>
+#include <com/sun/star/awt/XWindow2.hpp>
+#include <com/sun/star/task/XStatusIndicatorFactory.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <com/sun/star/lang/XTypeProvider.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/lang/XSingleServiceFactory.hpp>
+#include <com/sun/star/frame/XDispatch.hpp>
+#include <com/sun/star/document/XDocumentEventListener.hpp>
+#include <com/sun/star/document/XDocumentEventBroadcaster.hpp>
+#include <com/sun/star/util/XChangesListener.hpp>
+#include <com/sun/star/task/XStatusIndicator.hpp>
+#include <com/sun/star/util/XModifyListener.hpp>
+
+#include <comphelper/configuration.hxx>
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/propshlp.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <o3tl/safeint.hxx>
+#include <o3tl/typed_flags_set.hxx>
+#include <unotools/mediadescriptor.hxx>
+#include <comphelper/namedvaluecollection.hxx>
+#include <comphelper/sequence.hxx>
+#include <vcl/evntpost.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/timer.hxx>
+#include <unotools/pathoptions.hxx>
+#include <tools/diagnose_ex.h>
+#include <unotools/tempfile.hxx>
+#include <ucbhelper/content.hxx>
+
+#include <vcl/weld.hxx>
+#include <osl/file.hxx>
+#include <sal/log.hxx>
+#include <unotools/bootstrap.hxx>
+#include <unotools/configmgr.hxx>
+#include <svl/documentlockfile.hxx>
+#include <tools/urlobj.hxx>
+#include <officecfg/Office/Recovery.hxx>
+#include <officecfg/Setup.hxx>
+
+#include <stdtypes.h>
+
+using namespace css::uno;
+using namespace css::document;
+using namespace css::frame;
+using namespace css::lang;
+using namespace framework;
+
+namespace {
+
+/** @short hold all needed information for an asynchronous dispatch alive.
+
+ @descr Because some operations are forced to be executed asynchronously
+ (e.g. requested by our CreashSave/Recovery dialog) ... we must make sure
+ that this information won't be set as "normal" members of our AutoRecovery
+ instance. Otherwise they can disturb our normal AutoSave-timer handling.
+ e.g. it can be unclear then, which progress has to be used for storing documents...
+ */
+struct DispatchParams
+{
+public:
+ DispatchParams();
+ DispatchParams(const ::comphelper::SequenceAsHashMap& lArgs ,
+ const css::uno::Reference< css::uno::XInterface >& xOwner);
+
+ void forget();
+
+public:
+
+ /** @short can be set from outside and is provided to
+ our internal started operations.
+
+ @descr Normally we use the normal status indicator
+ of the document windows to show a progress.
+ But in case we are used by any special UI,
+ it can provide its own status indicator object
+ to us - so we use it instead of the normal one.
+ */
+ css::uno::Reference< css::task::XStatusIndicator > m_xProgress;
+
+ /** TODO document me */
+ OUString m_sSavePath;
+
+ /** @short define the current cache entry, which should be used for current
+ backup or cleanUp operation ... which is may be done asynchronous */
+ sal_Int32 m_nWorkingEntryID;
+
+ /** @short used for async operations, to prevent us from dying.
+
+ @descr If our dispatch() method was forced to start the
+ internal operation asynchronous... we send an event
+ to start and return immediately. But we must be sure that
+ our instance live if the event callback reach us.
+ So we hold a uno reference to ourself.
+ */
+ css::uno::Reference< css::uno::XInterface > m_xHoldRefForAsyncOpAlive;
+};
+
+/** These values are used as flags and represent the current state of a document.
+ Every state of the life time of a document has to be recognized here.
+
+ @attention Do not change (means reorganize) already used numbers.
+ There exists some code inside SVX, which uses the same numbers,
+ to analyze such document states.
+ Not the best design ... but may be it will be changed later .-)
+*/
+enum class DocState: sal_Int32
+{
+ /* TEMP STATES */
+
+ /// default state, if a document was new created or loaded
+ Unknown = 0,
+ /// modified against the original file
+ Modified = 1,
+ /// an active document can be postponed to be saved later.
+ Postponed = 2,
+ /// was already handled during one AutoSave/Recovery session.
+ Handled = 4,
+ /** an action was started (saving/loading) ... Can be interesting later if the process may be was interrupted by an exception. */
+ TrySave = 8,
+ TryLoadBackup = 16,
+ TryLoadOriginal = 32,
+
+ /* FINAL STATES */
+
+ /// the Auto/Emergency saved document is not usable any longer
+ Damaged = 64,
+ /// the Auto/Emergency saved document is not really up-to-date (some changes can be missing)
+ Incomplete = 128,
+ /// the Auto/Emergency saved document was processed successfully
+ Succeeded = 512
+};
+
+}
+
+template<> struct o3tl::typed_flags<DocState>: o3tl::is_typed_flags<DocState, 0x2FF> {};
+
+namespace {
+
+// TODO document me ... flag field
+// Emergency_Save and Recovery overwrites Auto_Save!
+enum class Job
+{
+ NoJob = 0,
+ AutoSave = 1,
+ EmergencySave = 2,
+ Recovery = 4,
+ EntryBackup = 8,
+ EntryCleanup = 16,
+ PrepareEmergencySave = 32,
+ SessionSave = 64,
+ SessionRestore = 128,
+ DisableAutorecovery = 256,
+ SetAutosaveState = 512,
+ SessionQuietQuit = 1024,
+ UserAutoSave = 2048
+};
+
+}
+
+template<> struct o3tl::typed_flags<Job>: o3tl::is_typed_flags<Job, 0xFFF> {};
+
+namespace {
+
+/**
+ implements the functionality of AutoSave and AutoRecovery
+ of documents - including features of an EmergencySave in
+ case a GPF occurs.
+ */
+typedef ::cppu::WeakComponentImplHelper<
+ css::lang::XServiceInfo,
+ css::frame::XDispatch,
+ css::document::XDocumentEventListener, // => css.lang.XEventListener
+ css::util::XChangesListener, // => css.lang.XEventListener
+ css::util::XModifyListener > // => css.lang.XEventListener
+ AutoRecovery_BASE;
+
+class AutoRecovery : private cppu::BaseMutex
+ , public AutoRecovery_BASE
+ , public ::cppu::OPropertySetHelper // => XPropertySet, XFastPropertySet, XMultiPropertySet
+{
+public:
+ /** @short indicates the results of a FAILURE_SAFE operation
+
+ @descr We must know, which reason was the real one in case
+ we couldn't copy a "failure document" to a user specified path.
+ We must know, if we can forget our cache entry or not.
+ */
+ enum EFailureSafeResult
+ {
+ E_COPIED,
+ E_ORIGINAL_FILE_MISSING,
+ E_WRONG_TARGET_PATH
+ };
+
+ // TODO document me
+ enum ETimerType
+ {
+ /** the timer should not be used next time */
+ E_DONT_START_TIMER,
+ /** timer (was/must be) started with normal AutoSaveTimeIntervall */
+ E_NORMAL_AUTOSAVE_INTERVALL,
+ /** timer must be started with special short time interval,
+ to poll for an user idle period */
+ E_POLL_FOR_USER_IDLE,
+ /** timer must be started with a very(!) short time interval,
+ to poll for the end of an user action, which does not allow saving documents in general */
+ E_POLL_TILL_AUTOSAVE_IS_ALLOWED,
+ /** don't start the timer - but calls the same action then before immediately again! */
+ E_CALL_ME_BACK
+ };
+
+ /** @short combine different information about one office document. */
+ struct TDocumentInfo
+ {
+ public:
+
+ TDocumentInfo()
+ : DocumentState (DocState::Unknown)
+ , UsedForSaving (false)
+ , ListenForModify (false)
+ , IgnoreClosing (false)
+ , ID (-1 )
+ {}
+
+ /** @short points to the document. */
+ css::uno::Reference< css::frame::XModel > Document;
+
+ /** @short knows, if the document is really modified since the last autosave,
+ or was postponed, because it was an active one etcpp...
+
+ @descr Because we have no CHANGE TRACKING mechanism, based on office document,
+ we implements it by ourself. We listen for MODIFIED events
+ of each document and update this state flag here.
+
+ Further we postpone saving of active documents, e.g. if the user
+ works currently on it. We wait for an idle period then...
+ */
+ DocState DocumentState;
+
+ /** Because our applications not ready for concurrent save requests at the same time,
+ we have suppress our own AutoSave for the moment, a document will be already saved
+ by others.
+ */
+ bool UsedForSaving;
+
+ /** For every user action, which modifies a document (e.g. key input) we get
+ a notification as XModifyListener. That seems to be a "performance issue" .-)
+ So we decided to listen for such modify events only for the time in which the document
+ was stored as temp. file and was not modified again by the user.
+ */
+ bool ListenForModify;
+
+ /** For SessionSave we must close all open documents by ourself.
+ But because we are listen for documents events, we get some ...
+ and deregister these documents from our configuration.
+ That's why we mark these documents as "Closed by ourself" so we can
+ ignore these "OnUnload" or disposing() events .-)
+ */
+ bool IgnoreClosing;
+
+ /** TODO: document me */
+ OUString OrgURL;
+ OUString FactoryURL;
+ OUString TemplateURL;
+
+ OUString OldTempURL;
+ OUString NewTempURL;
+
+ OUString AppModule; // e.g. com.sun.star.text.TextDocument - used to identify app module
+ OUString FactoryService; // the service to create a document of the module
+ OUString RealFilter; // real filter, which was used at loading time
+ OUString DefaultFilter; // supports saving of the default format without losing data
+ OUString Extension; // file extension of the default filter
+ OUString Title; // can be used as "DisplayName" on every recovery UI!
+ css::uno::Sequence< OUString >
+ ViewNames; // names of the view which were active at emergency-save time
+
+ sal_Int32 ID;
+ };
+
+ /** @short used to know every currently open document. */
+ typedef ::std::vector< TDocumentInfo > TDocumentList;
+
+// member
+
+private:
+
+ /** @short the global uno service manager.
+ @descr Must be used to create own needed services.
+ */
+ css::uno::Reference< css::uno::XComponentContext > m_xContext;
+
+ /** @short points to the underlying recovery configuration.
+ @descr This instance does not cache - it calls directly the
+ configuration API!
+ */
+ css::uno::Reference< css::container::XNameAccess > m_xRecoveryCFG;
+
+ /** @short proxy weak binding to forward Events to ourself without
+ an ownership cycle
+ */
+ css::uno::Reference< css::util::XChangesListener > m_xRecoveryCFGListener;
+
+ /** @short points to the used configuration package or.openoffice.Setup
+ @descr This instance does not cache - it calls directly the
+ configuration API!
+ */
+ css::uno::Reference< css::container::XNameAccess > m_xModuleCFG;
+
+ /** @short holds the global event broadcaster alive,
+ where we listen for new created documents.
+ */
+ css::uno::Reference< css::frame::XGlobalEventBroadcaster > m_xNewDocBroadcaster;
+
+ /** @short proxy weak binding to forward Events to ourself without
+ an ownership cycle
+ */
+ css::uno::Reference< css::document::XDocumentEventListener > m_xNewDocBroadcasterListener;
+
+ /** @short because we stop/restart listening sometimes, it's a good idea to know
+ if we already registered as listener .-)
+ */
+ bool m_bListenForDocEvents;
+ bool m_bListenForConfigChanges;
+
+ /** @short specify the time interval between two save actions.
+ @descr tools::Time is measured in [min].
+ */
+ sal_Int32 m_nAutoSaveTimeIntervall;
+
+ /** @short for an asynchronous operation we must know, if there is
+ at least one running job (may be asynchronous!).
+ */
+ Job m_eJob;
+
+ /** @short the timer, which is used to be informed about the next
+ saving time ...
+ @remark must lock SolarMutex to use
+ */
+ Timer m_aTimer;
+
+ /** @short make our dispatch asynchronous ... if required to do so! */
+ std::unique_ptr<vcl::EventPoster> m_xAsyncDispatcher;
+
+ /** @see DispatchParams
+ */
+ DispatchParams m_aDispatchParams;
+
+ /** @short indicates, which time period is currently used by the
+ internal timer.
+ */
+ ETimerType m_eTimerType;
+
+ /** @short this cache is used to hold all information about
+ recovery/emergency save documents alive.
+ */
+ TDocumentList m_lDocCache;
+
+ // TODO document me
+ sal_Int32 m_nIdPool;
+
+ /** @short contains all status listener registered at this instance.
+ */
+ ListenerHash m_lListener;
+
+ /** @descr This member is used to prevent us against re-entrance problems.
+ A mutex can't help to prevent us from concurrent using of members
+ inside the same thread. But e.g. our internally used stl structures
+ are not threadsafe ... and furthermore they can't be used at the same time
+ for iteration and add/remove requests!
+ So we have to detect such states and ... show a warning.
+ May be there will be a better solution next time ... (copying the cache temp.
+ bevor using).
+
+ And further it's not possible to use a simple boolean value here.
+ Because if more than one operation iterates over the same stl container ...
+ (only to modify it's elements but don't add new or removing existing ones!)
+ it should be possible doing so. But we must guarantee that the last operation reset
+ this lock ... not the first one ! So we use a "ref count" mechanism for that."
+ */
+ sal_Int32 m_nDocCacheLock;
+
+ /** @descr These members are used to check the minimum disc space, which must exists
+ to start the corresponding operation.
+ */
+ sal_Int32 m_nMinSpaceDocSave;
+ sal_Int32 m_nMinSpaceConfigSave;
+
+// interface
+
+public:
+
+ explicit AutoRecovery(const css::uno::Reference< css::uno::XComponentContext >& xContext);
+ virtual ~AutoRecovery( ) override;
+
+ virtual OUString SAL_CALL getImplementationName() override
+ {
+ return "com.sun.star.comp.framework.AutoRecovery";
+ }
+
+ virtual sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override
+ {
+ return cppu::supportsService(this, ServiceName);
+ }
+
+ virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override
+ {
+ return {"com.sun.star.frame.AutoRecovery"};
+ }
+
+ // XInterface
+ virtual void SAL_CALL acquire() throw () override
+ { OWeakObject::acquire(); }
+ virtual void SAL_CALL release() throw () override
+ { OWeakObject::release(); }
+ virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& type) override;
+
+ /// Initialization function after having acquire()'d.
+ void initListeners();
+
+ // XTypeProvider
+ virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes( ) override;
+
+ // css.frame.XDispatch
+ virtual void SAL_CALL dispatch(const css::util::URL& aURL ,
+ const css::uno::Sequence< css::beans::PropertyValue >& lArguments) override;
+
+ virtual void SAL_CALL addStatusListener(const css::uno::Reference< css::frame::XStatusListener >& xListener,
+ const css::util::URL& aURL ) override;
+
+ virtual void SAL_CALL removeStatusListener(const css::uno::Reference< css::frame::XStatusListener >& xListener,
+ const css::util::URL& aURL ) override;
+
+ // css.document.XDocumentEventListener
+ /** @short informs about created/opened documents.
+
+ @descr Every new opened/created document will be saved internally
+ so it can be checked if it's modified. This modified state
+ is used later to decide, if it must be saved or not.
+
+ @param aEvent
+ points to the new created/opened document.
+ */
+ virtual void SAL_CALL documentEventOccured(const css::document::DocumentEvent& aEvent) override;
+
+ // css.util.XChangesListener
+ virtual void SAL_CALL changesOccurred(const css::util::ChangesEvent& aEvent) override;
+
+ // css.util.XModifyListener
+ virtual void SAL_CALL modified(const css::lang::EventObject& aEvent) override;
+
+ // css.lang.XEventListener
+ virtual void SAL_CALL disposing(const css::lang::EventObject& aEvent) override;
+
+protected:
+
+ // OPropertySetHelper
+
+ virtual sal_Bool SAL_CALL convertFastPropertyValue( css::uno::Any& aConvertedValue,
+ css::uno::Any& aOldValue ,
+ sal_Int32 nHandle ,
+ const css::uno::Any& aValue ) override;
+
+ virtual void SAL_CALL setFastPropertyValue_NoBroadcast( sal_Int32 nHandle,
+ const css::uno::Any& aValue ) override;
+ using cppu::OPropertySetHelper::getFastPropertyValue;
+ virtual void SAL_CALL getFastPropertyValue(css::uno::Any& aValue ,
+ sal_Int32 nHandle) const override;
+
+ virtual ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() override;
+
+ virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo() override;
+
+private:
+ virtual void SAL_CALL disposing() final override;
+
+ /** @short open the underlying configuration.
+
+ @descr This method must be called every time
+ a configuration call is needed. Because
+ method works together with the member
+ m_xCFG, open it on demand and cache it
+ afterwards.
+
+ @throw [com.sun.star.uno.RuntimeException]
+ if config could not be opened successfully!
+
+ @threadsafe
+ */
+ void implts_openConfig();
+
+ /** @short read the underlying configuration.
+
+ @descr After that we know the initial state - means:
+ - if AutoSave was enabled by the user
+ - which time interval has to be used
+ - which recovery entries may already exists
+
+ @throw [com.sun.star.uno.RuntimeException]
+ if config could not be opened or read successfully!
+
+ @threadsafe
+ */
+ void implts_readConfig();
+
+ /** @short read the underlying configuration...
+
+ @descr ... but only keys related to the AutoSave mechanism.
+ Means: State and Timer interval.
+ E.g. the recovery list is not addressed here.
+
+ @throw [com.sun.star.uno.RuntimeException]
+ if config could not be opened or read successfully!
+
+ @threadsafe
+ */
+ void implts_readAutoSaveConfig();
+
+ // TODO document me
+ void implts_flushConfigItem(const AutoRecovery::TDocumentInfo& rInfo ,
+ bool bRemoveIt = false);
+
+ // TODO document me
+ void implts_startListening();
+ void implts_startModifyListeningOnDoc(AutoRecovery::TDocumentInfo& rInfo);
+
+ // TODO document me
+ void implts_stopListening();
+ void implts_stopModifyListeningOnDoc(AutoRecovery::TDocumentInfo& rInfo);
+
+ /** @short stops and may be(!) restarts the timer.
+
+ @descr A running timer is stopped every time here.
+ But starting depends from the different internal
+ timer variables (e.g. AutoSaveEnabled, AutoSaveTimeIntervall,
+ TimerType etcpp.)
+
+ @throw [com.sun.star.uno.RuntimeException]
+ if timer could not be stopped or started!
+
+ @threadsafe
+ */
+ void implts_updateTimer();
+
+ /** @short stop the timer.
+
+ @descr Double calls will be ignored - means we do
+ nothing here, if the timer is already disabled.
+
+ @throw [com.sun.star.uno.RuntimeException]
+ if timer could not be stopped!
+
+ @threadsafe
+ */
+ void implts_stopTimer();
+
+ /** @short callback of our internal timer.
+ */
+ DECL_LINK(implts_timerExpired, Timer*, void);
+
+ /** @short makes our dispatch() method asynchronous!
+ */
+ DECL_LINK(implts_asyncDispatch, LinkParamNone*, void);
+
+ /** @short implements the dispatch real. */
+ void implts_dispatch(const DispatchParams& aParams);
+
+ /** @short validate new detected document and add it into the internal
+ document list.
+
+ @descr This method should be called only if it's clear that a new
+ document was opened/created during office runtime.
+ This method checks if it's a top level document (means not an embedded one).
+ Only such top level documents can be recognized by this auto save mechanism.
+
+ @param xDocument
+ the new document, which should be checked and registered.
+
+ @threadsafe
+ */
+ void implts_registerDocument(const css::uno::Reference< css::frame::XModel >& xDocument);
+
+ /** @short remove the specified document from our internal document list.
+
+ @param xDocument
+ the new document, which should be deregistered.
+
+ @param bStopListening
+ sal_False: must be used in case this method is called within disposing() of the document,
+ where it makes no sense to deregister our listener. The container dies...
+ sal_True : must be used in case this method is used on "deregistration" of this document, where
+ we must deregister our listener .-)
+
+ @threadsafe
+ */
+ void implts_deregisterDocument(const css::uno::Reference< css::frame::XModel >& xDocument ,
+ bool bStopListening = true);
+
+ // TODO document me
+ void implts_markDocumentModifiedAgainstLastBackup(const css::uno::Reference< css::frame::XModel >& xDocument);
+
+ // TODO document me
+ void implts_updateModifiedState(const css::uno::Reference< css::frame::XModel >& xDocument);
+
+ // TODO document me
+ void implts_updateDocumentUsedForSavingState(const css::uno::Reference< css::frame::XModel >& xDocument ,
+ bool bSaveInProgress);
+
+ // TODO document me
+ void implts_markDocumentAsSaved(const css::uno::Reference< css::frame::XModel >& xDocument);
+
+ /** @short search a document inside given list.
+
+ @param rList
+ reference to a vector, which can contain such
+ document.
+
+ @param xDocument
+ the document, which should be located inside the
+ given list.
+
+ @return [TDocumentList::iterator]
+ which points to the located document.
+ If document does not exists - its set to
+ rList.end()!
+ */
+ static TDocumentList::iterator impl_searchDocument( AutoRecovery::TDocumentList& rList ,
+ const css::uno::Reference< css::frame::XModel >& xDocument);
+
+ /** TODO document me */
+ void implts_changeAllDocVisibility(bool bVisible);
+ void implts_prepareSessionShutdown();
+
+ /** @short save all current opened documents to a specific
+ backup directory.
+
+ @descr Only really changed documents will be saved here.
+
+ Further this method returns a suggestion, if and how it should
+ be called again. May be some documents was not saved yet
+ and must wait for an user idle period ...
+
+ @param bAllowUserIdleLoop
+ Because this method is used for different uses cases, it must
+ know, which actions are allowed or not.
+ Job::AutoSave =>
+ If a document is the most active one, saving it
+ will be postponed if there exists other unsaved
+ documents. This feature was implemented, because
+ we don't wish to disturb the user on it's work.
+ ... bAllowUserIdleLoop should be set to sal_True
+ Job::EmergencySave / Job::SessionSave =>
+ Here we must finish our work ASAP! It's not allowed
+ to postpone any document.
+ ... bAllowUserIdleLoop must(!) be set to sal_False
+
+ @param pParams
+ sometimes this method is required inside an external dispatch request.
+ The it contains some special environment variables, which overwrites
+ our normal environment.
+ AutoSave => pParams == 0
+ SessionSave/CrashSave => pParams != 0
+
+ @return A suggestion, how the timer (if it's not already disabled!)
+ should be restarted to fulfill the requirements.
+
+ @threadsafe
+ */
+ AutoRecovery::ETimerType implts_saveDocs( bool bAllowUserIdleLoop,
+ bool bRemoveLockFiles,
+ const DispatchParams* pParams = nullptr);
+
+ /** @short save one of the current documents to a specific
+ backup directory.
+
+ @descr It:
+ - defines a new(!) unique temp file name
+ - save the new temp file
+ - remove the old temp file
+ - patch the given info struct
+ - and return errors.
+
+ It does not:
+ - patch the configuration.
+
+ Note further: it patches the info struct
+ more than ones. E.g. the new temp URL is set
+ before the file is saved. And the old URL is removed
+ only if removing of the old file was successful.
+ If this method returns without an exception - everything
+ was OK. Otherwise the info struct can be analyzed to
+ get more information, e.g. when the problem occurs.
+
+ @param sBackupPath
+ the base path for saving such temp files.
+
+ @param rInfo
+ points to an information structure, where
+ e.g. the document, its modified state, the count
+ of autosave-retries etcpp. exists.
+ It's used also to return the new temp file name
+ and some other state values!
+
+ @threadsafe
+ */
+ void implts_saveOneDoc(const OUString& sBackupPath ,
+ AutoRecovery::TDocumentInfo& rInfo ,
+ const css::uno::Reference< css::task::XStatusIndicator >& xExternalProgress);
+
+ /** @short recovery all documents, which was saved during
+ a crash before.
+
+ @return A suggestion, how this method must be called back!
+
+ @threadsafe
+ */
+ AutoRecovery::ETimerType implts_openDocs(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_openOneDoc(const OUString& sURL ,
+ utl::MediaDescriptor& lDescriptor,
+ AutoRecovery::TDocumentInfo& rInfo );
+
+ // TODO document me
+ void implts_generateNewTempURL(const OUString& sBackupPath ,
+ utl::MediaDescriptor& rMediaDescriptor,
+ AutoRecovery::TDocumentInfo& rInfo );
+
+ /** @short notifies all interested listener about the current state
+ of the currently running operation.
+
+ @descr We support different set's of functions. Job::AutoSave, Job::EmergencySave,
+ Job::Recovery ... etcpp.
+ Listener can register itself for any type of supported
+ functionality ... but not for document URL's in special.
+
+ @param eJob
+ is used to know, which set of listener we must notify.
+
+ @param aEvent
+ describe the event more in detail.
+
+ @threadsafe
+ */
+ void implts_informListener( Job eJob ,
+ const css::frame::FeatureStateEvent& aEvent);
+
+ /** short create a feature event struct, which can be send
+ to any interested listener.
+
+ @param eJob
+ describe the current running operation
+ Job::AutoSave, Job::EmergencySave, Job::Recovery
+
+ @param sEventType
+ describe the type of this event
+ START, STOP, UPDATE
+
+ @param pInfo
+ if sOperation is an update, this parameter must be different from NULL
+ and is used to send information regarding the current handled document.
+
+ @return [css::frame::FeatureStateEvent]
+ the event structure for sending.
+ */
+ static css::frame::FeatureStateEvent implst_createFeatureStateEvent( Job eJob ,
+ const OUString& sEventType,
+ AutoRecovery::TDocumentInfo const * pInfo );
+
+ class ListenerInformer
+ {
+ private:
+ AutoRecovery &m_rRecovery;
+ Job m_eJob;
+ bool m_bStopped;
+ public:
+ ListenerInformer(AutoRecovery &rRecovery, Job eJob)
+ : m_rRecovery(rRecovery), m_eJob(eJob), m_bStopped(false)
+ {
+ }
+ void start();
+ void stop();
+ ~ListenerInformer()
+ {
+ stop();
+ }
+ };
+
+ // TODO document me
+ void implts_resetHandleStates();
+
+ // TODO document me
+ void implts_specifyDefaultFilterAndExtension(AutoRecovery::TDocumentInfo& rInfo);
+
+ // TODO document me
+ void implts_specifyAppModuleAndFactory(AutoRecovery::TDocumentInfo& rInfo);
+
+ /** retrieves the names of all active views of the given document
+ @param rInfo
+ the document info, whose <code>Document</code> member must not be <NULL/>.
+ */
+ void implts_collectActiveViewNames( AutoRecovery::TDocumentInfo& rInfo );
+
+ /** updates the configuration so that for all documents, their current view/names are stored
+ */
+ void implts_persistAllActiveViewNames();
+
+ // TODO document me
+ void implts_prepareEmergencySave();
+
+ // TODO document me
+ void implts_doEmergencySave(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_doRecovery(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_doSessionSave(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_doSessionQuietQuit();
+
+ // TODO document me
+ void implts_doSessionRestore(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_backupWorkingEntry(const DispatchParams& aParams);
+
+ // TODO document me
+ void implts_cleanUpWorkingEntry(const DispatchParams& aParams);
+
+ /** try to make sure that all changed config items (not our used
+ config access only) will be flushed back to disc.
+
+ E.g. our svtools::ConfigItems() has to be flushed explicitly .-(
+
+ Note: This method can't fail. Flushing of config entries is an
+ optional feature. Errors can be ignored.
+ */
+ void impl_flushALLConfigChanges();
+
+ // TODO document me
+ AutoRecovery::EFailureSafeResult implts_copyFile(const OUString& sSource ,
+ const OUString& sTargetPath,
+ const OUString& sTargetName);
+
+ /** @short converts m_eJob into a job description, which
+ can be used to inform an outside listener
+ about the current running operation
+
+ @param eJob
+ describe the current running operation
+ Job::AutoSave, Job::EmergencySave, Job::Recovery
+
+ @return [string]
+ a suitable job description of form:
+ vnd.sun.star.autorecovery:/do...
+ */
+ static OUString implst_getJobDescription(Job eJob);
+
+ /** @short map the given URL to an internal int representation.
+
+ @param aURL
+ the url, which describe the next starting or may be already running
+ operation.
+
+ @return [long]
+ the internal int representation
+ see enum class Job
+ */
+ static Job implst_classifyJob(const css::util::URL& aURL);
+
+ /// TODO
+ void implts_verifyCacheAgainstDesktopDocumentList();
+
+ /// TODO document me
+ bool impl_enoughDiscSpace(sal_Int32 nRequiredSpace);
+
+ /// TODO document me
+ static void impl_showFullDiscError();
+
+ /** @short try to create/use a progress and set it inside the
+ environment.
+
+ @descr The problem behind: There exists different use case of this method.
+ a) An external progress is provided by our CrashSave or Recovery dialog.
+ b) We must create our own progress e.g. for an AutoSave
+ c) Sometimes our application filters don't use the progress
+ provided by the MediaDescriptor. They use the Frame every time to create
+ its own progress. So we implemented a HACK for these and now we set
+ an InterceptedProgress there for the time WE use this frame for loading/storing documents .-)
+
+ @param xNewFrame
+ must be set only in case WE create a new frame (e.g. for loading documents
+ on session restore or recovery). Then search for a frame using rInfo.Document must
+ be suppressed and xFrame must be preferred instead .-)
+
+ @param rInfo
+ used e.g. to find the frame corresponding to a document.
+ This frame must be used to create a new progress e.g. for an AutoSave.
+
+ @param rArgs
+ is used to set the new created progress as parameter on these set.
+ */
+ void impl_establishProgress(const AutoRecovery::TDocumentInfo& rInfo ,
+ utl::MediaDescriptor& rArgs ,
+ const css::uno::Reference< css::frame::XFrame >& xNewFrame);
+
+ void impl_forgetProgress(const AutoRecovery::TDocumentInfo& rInfo ,
+ utl::MediaDescriptor& rArgs ,
+ const css::uno::Reference< css::frame::XFrame >& xNewFrame);
+
+ /** try to remove the specified file from disc.
+
+ Every URL supported by our UCB component can be used here.
+ Further it doesn't matter if the file really exists or not.
+ Because removing a non existent file will have the same
+ result at the end... a non existing file .-)
+
+ On the other side removing of files from disc is an optional
+ feature. If we are not able doing so... it's not a real problem.
+ Ok - users disc place will be smaller then... but we should produce
+ a crash during crash save because we can't delete a temporary file only!
+
+ @param sURL
+ the url of the file, which should be removed.
+ */
+ void st_impl_removeFile(const OUString& sURL);
+
+ /** try to remove ".lock" file from disc if office will be terminated
+ not using the official way .-)
+
+ This method has to be handled "optional". So every error inside
+ has to be ignored ! This method CAN NOT FAIL ... it can forget something only .-)
+ */
+ void st_impl_removeLockFile();
+};
+
+// recovery.xcu
+static const char CFG_PACKAGE_RECOVERY[] = "org.openoffice.Office.Recovery/";
+
+static const char CFG_ENTRY_AUTOSAVE_ENABLED[] = "AutoSave/Enabled";
+static const char CFG_ENTRY_AUTOSAVE_TIMEINTERVALL[] = "AutoSave/TimeIntervall"; //sic!
+
+static const char CFG_ENTRY_REALDEFAULTFILTER[] = "ooSetupFactoryActualFilter";
+
+static const char CFG_ENTRY_PROP_TEMPURL[] = "TempURL";
+static const char CFG_ENTRY_PROP_ORIGINALURL[] = "OriginalURL";
+static const char CFG_ENTRY_PROP_TEMPLATEURL[] = "TemplateURL";
+static const char CFG_ENTRY_PROP_FACTORYURL[] = "FactoryURL";
+static const char CFG_ENTRY_PROP_MODULE[] = "Module";
+static const char CFG_ENTRY_PROP_DOCUMENTSTATE[] = "DocumentState";
+static const char CFG_ENTRY_PROP_FILTER[] = "Filter";
+static const char CFG_ENTRY_PROP_TITLE[] = "Title";
+static const char CFG_ENTRY_PROP_ID[] = "ID";
+static const char CFG_ENTRY_PROP_VIEWNAMES[] = "ViewNames";
+
+static const char FILTER_PROP_TYPE[] = "Type";
+static const char TYPE_PROP_EXTENSIONS[] = "Extensions";
+
+// setup.xcu
+static const char CFG_ENTRY_PROP_EMPTYDOCUMENTURL[] = "ooSetupFactoryEmptyDocumentURL";
+static const char CFG_ENTRY_PROP_FACTORYSERVICE[] = "ooSetupFactoryDocumentService";
+
+static const char EVENT_ON_NEW[] = "OnNew";
+static const char EVENT_ON_LOAD[] = "OnLoad";
+static const char EVENT_ON_UNLOAD[] = "OnUnload";
+static const char EVENT_ON_MODIFYCHANGED[] = "OnModifyChanged";
+static const char EVENT_ON_SAVE[] = "OnSave";
+static const char EVENT_ON_SAVEAS[] = "OnSaveAs";
+static const char EVENT_ON_SAVETO[] = "OnCopyTo";
+static const char EVENT_ON_SAVEDONE[] = "OnSaveDone";
+static const char EVENT_ON_SAVEASDONE[] = "OnSaveAsDone";
+static const char EVENT_ON_SAVETODONE[] = "OnCopyToDone";
+static const char EVENT_ON_SAVEFAILED[] = "OnSaveFailed";
+static const char EVENT_ON_SAVEASFAILED[] = "OnSaveAsFailed";
+static const char EVENT_ON_SAVETOFAILED[] = "OnCopyToFailed";
+
+static const char RECOVERY_ITEM_BASE_IDENTIFIER[] = "recovery_item_";
+
+static const char CMD_PROTOCOL[] = "vnd.sun.star.autorecovery:";
+
+static const char CMD_DO_AUTO_SAVE[] = "/doAutoSave"; // force AutoSave ignoring the AutoSave timer
+static const char CMD_DO_PREPARE_EMERGENCY_SAVE[] = "/doPrepareEmergencySave"; // prepare the office for the following EmergencySave step (hide windows etcpp.)
+static const char CMD_DO_EMERGENCY_SAVE[] = "/doEmergencySave"; // do EmergencySave on crash
+static const char CMD_DO_RECOVERY[] = "/doAutoRecovery"; // recover all crashed documents
+static const char CMD_DO_ENTRY_BACKUP[] = "/doEntryBackup"; // try to store a temp or original file to a user defined location
+static const char CMD_DO_ENTRY_CLEANUP[] = "/doEntryCleanUp"; // remove the specified entry from the recovery cache
+static const char CMD_DO_SESSION_SAVE[] = "/doSessionSave"; // save all open documents if e.g. a window manager closes an user session
+static const char CMD_DO_SESSION_QUIET_QUIT[] = "/doSessionQuietQuit"; // let the current session be quietly closed ( the saving should be done using doSessionSave previously ) if e.g. a window manager closes an user session
+static const char CMD_DO_SESSION_RESTORE[] = "/doSessionRestore"; // restore a saved user session from disc
+static const char CMD_DO_DISABLE_RECOVERY[] = "/disableRecovery"; // disable recovery and auto save (!) temp. for this office session
+static const char CMD_DO_SET_AUTOSAVE_STATE[] = "/setAutoSaveState"; // disable/enable auto save (not crash save) for this office session
+
+static const char REFERRER_USER[] = "private:user";
+
+static const char PROP_DISPATCH_ASYNCHRON[] = "DispatchAsynchron";
+static const char PROP_PROGRESS[] = "StatusIndicator";
+static const char PROP_SAVEPATH[] = "SavePath";
+static const char PROP_ENTRY_ID[] = "EntryID";
+static const char PROP_AUTOSAVE_STATE[] = "AutoSaveState";
+
+static const char OPERATION_START[] = "start";
+static const char OPERATION_STOP[] = "stop";
+static const char OPERATION_UPDATE[] = "update";
+
+static const sal_Int32 MIN_DISCSPACE_DOCSAVE = 5; // [MB]
+static const sal_Int32 MIN_DISCSPACE_CONFIGSAVE = 1; // [MB]
+static const sal_Int32 RETRY_STORE_ON_FULL_DISC_FOREVER = 300; // not forever ... but often enough .-)
+static const sal_Int32 RETRY_STORE_ON_MIGHT_FULL_DISC_USEFULL = 3; // in case FULL DISC does not seem the real problem
+static const sal_Int32 GIVE_UP_RETRY = 1; // in case FULL DISC does not seem the real problem
+
+#define SAVE_IN_PROGRESS true
+#define SAVE_FINISHED false
+
+#define LOCK_FOR_CACHE_ADD_REMOVE true
+#define LOCK_FOR_CACHE_USE false
+
+#define MIN_TIME_FOR_USER_IDLE 10000 // 10s user idle
+
+// enable the following defines in case you wish to simulate a full disc for debug purposes .-)
+
+// this define throws every time a document is stored or a configuration change
+// should be flushed an exception ... so the special error handler for this scenario is triggered
+// #define TRIGGER_FULL_DISC_CHECK
+
+// force "return sal_False" for the method impl_enoughDiscSpace().
+// #define SIMULATE_FULL_DISC
+
+class CacheLockGuard
+{
+ private:
+
+ // holds the outside caller alive, so it's shared resources
+ // are valid every time
+ css::uno::Reference< css::uno::XInterface > m_xOwner;
+
+ // mutex shared with outside caller!
+ osl::Mutex& m_rSharedMutex;
+
+ // this variable knows the state of the "cache lock"
+ sal_Int32& m_rCacheLock;
+
+ // to prevent increasing/decreasing of m_rCacheLock more than once
+ // we must know if THIS guard has an actual lock set there!
+ bool m_bLockedByThisGuard;
+
+ public:
+
+ CacheLockGuard(AutoRecovery* pOwner ,
+ osl::Mutex& rMutex ,
+ sal_Int32& rCacheLock ,
+ bool bLockForAddRemoveVectorItems);
+ ~CacheLockGuard();
+
+ void lock(bool bLockForAddRemoveVectorItems);
+ void unlock();
+};
+
+CacheLockGuard::CacheLockGuard(AutoRecovery* pOwner ,
+ osl::Mutex& rMutex ,
+ sal_Int32& rCacheLock ,
+ bool bLockForAddRemoveVectorItems)
+ : m_xOwner (static_cast< css::frame::XDispatch* >(pOwner))
+ , m_rSharedMutex (rMutex )
+ , m_rCacheLock (rCacheLock )
+ , m_bLockedByThisGuard(false )
+{
+ lock(bLockForAddRemoveVectorItems);
+}
+
+CacheLockGuard::~CacheLockGuard()
+{
+ unlock();
+ m_xOwner.clear();
+}
+
+void CacheLockGuard::lock(bool bLockForAddRemoveVectorItems)
+{
+ /* SAFE */
+ osl::MutexGuard g(m_rSharedMutex);
+
+ if (m_bLockedByThisGuard)
+ return;
+
+ // This cache lock is needed only to prevent us from removing/adding
+ // items from/into the recovery cache ... during it's used at another code place
+ // for iterating .-)
+
+ // Modifying of item properties is allowed and sometimes needed!
+ // So we should detect only the dangerous state of concurrent add/remove
+ // requests and throw an exception then ... which can of course break the whole
+ // operation. On the other side a crash reasoned by an invalid stl iterator
+ // will have the same effect .-)
+
+ if ( (m_rCacheLock > 0) && bLockForAddRemoveVectorItems )
+ {
+ OSL_FAIL("Re-entrance problem detected. Using of an stl structure in combination with iteration, adding, removing of elements etcpp.");
+ throw css::uno::RuntimeException(
+ "Re-entrance problem detected. Using of an stl structure in combination with iteration, adding, removing of elements etcpp.",
+ m_xOwner);
+ }
+
+ ++m_rCacheLock;
+ m_bLockedByThisGuard = true;
+ /* SAFE */
+}
+
+void CacheLockGuard::unlock()
+{
+ /* SAFE */
+ osl::MutexGuard g(m_rSharedMutex);
+
+ if ( ! m_bLockedByThisGuard)
+ return;
+
+ --m_rCacheLock;
+ m_bLockedByThisGuard = false;
+
+ if (m_rCacheLock < 0)
+ {
+ OSL_FAIL("Wrong using of member m_nDocCacheLock detected. A ref counted value shouldn't reach values <0 .-)");
+ throw css::uno::RuntimeException(
+ "Wrong using of member m_nDocCacheLock detected. A ref counted value shouldn't reach values <0 .-)",
+ m_xOwner);
+ }
+ /* SAFE */
+}
+
+DispatchParams::DispatchParams()
+ : m_nWorkingEntryID(-1)
+{
+};
+
+DispatchParams::DispatchParams(const ::comphelper::SequenceAsHashMap& lArgs ,
+ const css::uno::Reference< css::uno::XInterface >& xOwner)
+{
+ m_nWorkingEntryID = lArgs.getUnpackedValueOrDefault(PROP_ENTRY_ID, sal_Int32(-1) );
+ m_xProgress = lArgs.getUnpackedValueOrDefault(PROP_PROGRESS, css::uno::Reference< css::task::XStatusIndicator >());
+ m_sSavePath = lArgs.getUnpackedValueOrDefault(PROP_SAVEPATH, OUString() );
+ m_xHoldRefForAsyncOpAlive = xOwner;
+};
+
+void DispatchParams::forget()
+{
+ m_sSavePath.clear();
+ m_nWorkingEntryID = -1;
+ m_xProgress.clear();
+ m_xHoldRefForAsyncOpAlive.clear();
+};
+
+AutoRecovery::AutoRecovery(const css::uno::Reference< css::uno::XComponentContext >& xContext)
+ : AutoRecovery_BASE (m_aMutex)
+ , ::cppu::OPropertySetHelper(cppu::WeakComponentImplHelperBase::rBHelper)
+ , m_xContext (xContext )
+ , m_bListenForDocEvents (false )
+ , m_bListenForConfigChanges (false )
+ , m_nAutoSaveTimeIntervall (0 )
+ , m_eJob (Job::NoJob)
+ , m_aTimer ( "Auto save timer" )
+ , m_xAsyncDispatcher (new vcl::EventPoster( LINK( this, AutoRecovery, implts_asyncDispatch ) ))
+ , m_eTimerType (E_DONT_START_TIMER )
+ , m_nIdPool (0 )
+ , m_lListener (cppu::WeakComponentImplHelperBase::rBHelper.rMutex)
+ , m_nDocCacheLock (0 )
+ , m_nMinSpaceDocSave (MIN_DISCSPACE_DOCSAVE )
+ , m_nMinSpaceConfigSave (MIN_DISCSPACE_CONFIGSAVE )
+{
+ m_aTimer.SetDebugName( "framework::AutoRecovery m_aTimer" );
+}
+
+void AutoRecovery::initListeners()
+{
+ // read configuration to know if autosave/recovery is on/off etcpp...
+ implts_readConfig();
+
+ implts_startListening();
+
+ // establish callback for our internal used timer.
+ // Note: Its only active, if the timer will be started ...
+ SolarMutexGuard g;
+ m_aTimer.SetInvokeHandler(LINK(this, AutoRecovery, implts_timerExpired));
+}
+
+AutoRecovery::~AutoRecovery()
+{
+ assert(!m_aTimer.IsActive());
+}
+
+void AutoRecovery::disposing()
+{
+ implts_stopTimer();
+ SolarMutexGuard g;
+ m_xAsyncDispatcher.reset();
+}
+
+Any SAL_CALL AutoRecovery::queryInterface( const css::uno::Type& _rType )
+{
+ Any aRet = AutoRecovery_BASE::queryInterface( _rType );
+ if ( !aRet.hasValue() )
+ aRet = OPropertySetHelper::queryInterface( _rType );
+ return aRet;
+}
+
+Sequence< css::uno::Type > SAL_CALL AutoRecovery::getTypes( )
+{
+ return comphelper::concatSequences(
+ AutoRecovery_BASE::getTypes(),
+ ::cppu::OPropertySetHelper::getTypes()
+ );
+}
+
+void SAL_CALL AutoRecovery::dispatch(const css::util::URL& aURL ,
+ const css::uno::Sequence< css::beans::PropertyValue >& lArguments)
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::dispatch() starts ..." << aURL.Complete);
+
+ // valid request ?
+ Job eNewJob = AutoRecovery::implst_classifyJob(aURL);
+ if (eNewJob == Job::NoJob)
+ return;
+
+ bool bAsync;
+ DispatchParams aParams;
+ /* SAFE */ {
+ osl::ClearableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // still running operation ... ignoring Job::AutoSave.
+ // All other requests has higher prio!
+ if (
+ ( m_eJob != Job::NoJob ) &&
+ ((m_eJob & Job::AutoSave ) != Job::AutoSave)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::dispatch(): There is already an asynchronous dispatch() running. New request will be ignored!");
+ return;
+ }
+
+ ::comphelper::SequenceAsHashMap lArgs(lArguments);
+
+ // check if somewhere wish to disable recovery temp. for this office session
+ // This can be done immediately... must not been done asynchronous.
+ if ((eNewJob & Job::DisableAutorecovery) == Job::DisableAutorecovery)
+ {
+ // it's important to set a flag internally, so AutoRecovery will be suppressed - even if it's requested.
+ m_eJob |= eNewJob;
+ implts_stopTimer();
+ implts_stopListening();
+ return;
+ }
+
+ // disable/enable AutoSave for this office session only
+ // independent from the configuration entry.
+ if ((eNewJob & Job::SetAutosaveState) == Job::SetAutosaveState)
+ {
+ bool bOn = lArgs.getUnpackedValueOrDefault(PROP_AUTOSAVE_STATE, true);
+ if (bOn)
+ {
+ // don't enable AutoSave hardly !
+ // reload configuration to know the current state.
+ implts_readAutoSaveConfig();
+ g.clear();
+ implts_updateTimer();
+ // can it happen that might be the listener was stopped? .-)
+ // make sure it runs always... even if AutoSave itself was disabled temporarily.
+ implts_startListening();
+ }
+ else
+ {
+ implts_stopTimer();
+ m_eJob &= ~Job::AutoSave;
+ m_eTimerType = AutoRecovery::E_DONT_START_TIMER;
+ }
+ return;
+ }
+
+ m_eJob |= eNewJob;
+
+ bAsync = lArgs.getUnpackedValueOrDefault(PROP_DISPATCH_ASYNCHRON, false);
+ aParams = DispatchParams(lArgs, static_cast< css::frame::XDispatch* >(this));
+
+ // Hold this instance alive till the asynchronous operation will be finished.
+ if (bAsync)
+ m_aDispatchParams = aParams;
+
+ } /* SAFE */
+
+ if (bAsync)
+ m_xAsyncDispatcher->Post();
+ else
+ implts_dispatch(aParams);
+}
+
+void AutoRecovery::ListenerInformer::start()
+{
+ m_rRecovery.implts_informListener(m_eJob,
+ AutoRecovery::implst_createFeatureStateEvent(m_eJob, OPERATION_START, nullptr));
+}
+
+void AutoRecovery::ListenerInformer::stop()
+{
+ if (m_bStopped)
+ return;
+ m_rRecovery.implts_informListener(m_eJob,
+ AutoRecovery::implst_createFeatureStateEvent(m_eJob, OPERATION_STOP, nullptr));
+ m_bStopped = true;
+}
+
+void AutoRecovery::implts_dispatch(const DispatchParams& aParams)
+{
+ Job eJob;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ eJob = m_eJob;
+ } /* SAFE */
+
+ // in case a new dispatch overwrites a may ba active AutoSave session
+ // we must restore this session later. see below ...
+ bool bWasAutoSaveActive = ((eJob & Job::AutoSave) == Job::AutoSave);
+ bool bWasUserAutoSaveActive =
+ ((eJob & Job::UserAutoSave) == Job::UserAutoSave);
+
+ // On the other side it makes no sense to reactivate the AutoSave operation
+ // if the new dispatch indicates a final decision...
+ // E.g. an EmergencySave/SessionSave indicates the end of life of the current office session.
+ // It makes no sense to reactivate an AutoSave then.
+ // But a Recovery or SessionRestore should reactivate a may be already active AutoSave.
+ bool bAllowAutoSaveReactivation = true;
+
+ implts_stopTimer();
+ implts_stopListening();
+
+ ListenerInformer aListenerInformer(*this, eJob);
+ aListenerInformer.start();
+
+ try
+ {
+ // Auto save is called from our internal timer ... not via dispatch() API !
+ // else
+ if (
+ ((eJob & Job::PrepareEmergencySave) == Job::PrepareEmergencySave) &&
+ ((eJob & Job::DisableAutorecovery ) != Job::DisableAutorecovery )
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... prepare emergency save ...");
+ bAllowAutoSaveReactivation = false;
+ implts_prepareEmergencySave();
+ }
+ else
+ if (
+ ((eJob & Job::EmergencySave ) == Job::EmergencySave ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... do emergency save ...");
+ bAllowAutoSaveReactivation = false;
+ implts_doEmergencySave(aParams);
+ }
+ else
+ if (
+ ((eJob & Job::Recovery ) == Job::Recovery ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... do recovery ...");
+ implts_doRecovery(aParams);
+ }
+ else
+ if (
+ ((eJob & Job::SessionSave ) == Job::SessionSave ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... do session save ...");
+ bAllowAutoSaveReactivation = false;
+ implts_doSessionSave(aParams);
+ }
+ else
+ if (
+ ((eJob & Job::SessionQuietQuit ) == Job::SessionQuietQuit ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... do session quiet quit ...");
+ bAllowAutoSaveReactivation = false;
+ implts_doSessionQuietQuit();
+ }
+ else
+ if (
+ ((eJob & Job::SessionRestore ) == Job::SessionRestore ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ {
+ SAL_INFO("fwk.autorecovery", "... do session restore ...");
+ implts_doSessionRestore(aParams);
+ }
+ else
+ if (
+ ((eJob & Job::EntryBackup ) == Job::EntryBackup ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ implts_backupWorkingEntry(aParams);
+ else
+ if (
+ ((eJob & Job::EntryCleanup ) == Job::EntryCleanup ) &&
+ ((eJob & Job::DisableAutorecovery) != Job::DisableAutorecovery)
+ )
+ implts_cleanUpWorkingEntry(aParams);
+ }
+ catch(const css::uno::RuntimeException&)
+ {
+ throw;
+ }
+ catch(const css::uno::Exception&)
+ {
+ // TODO better error handling
+ }
+
+ aListenerInformer.stop();
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_eJob = Job::NoJob;
+ if ( bAllowAutoSaveReactivation && bWasAutoSaveActive )
+ {
+ m_eJob |= Job::AutoSave;
+
+ if (bWasUserAutoSaveActive)
+ {
+ m_eJob |= Job::UserAutoSave;
+ }
+ }
+
+ } /* SAFE */
+
+ // depends on bAllowAutoSaveReactivation implicitly by looking on m_eJob=Job::AutoSave! see before ...
+ implts_updateTimer();
+
+ if (bAllowAutoSaveReactivation)
+ implts_startListening();
+}
+
+void SAL_CALL AutoRecovery::addStatusListener(const css::uno::Reference< css::frame::XStatusListener >& xListener,
+ const css::util::URL& aURL )
+{
+ if (!xListener.is())
+ throw css::uno::RuntimeException("Invalid listener reference.", static_cast< css::frame::XDispatch* >(this));
+ // container is threadsafe by using a shared mutex!
+ m_lListener.addInterface(aURL.Complete, xListener);
+
+ // REENTRANT !? -> --------------------------------
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::ResettableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ for (auto const& elem : m_lDocCache)
+ {
+ css::frame::FeatureStateEvent aEvent = AutoRecovery::implst_createFeatureStateEvent(m_eJob, OPERATION_UPDATE, &elem);
+
+ // } /* SAFE */
+ g.clear();
+ xListener->statusChanged(aEvent);
+ g.reset();
+ // /* SAFE */ {
+ }
+
+ } /* SAFE */
+}
+
+void SAL_CALL AutoRecovery::removeStatusListener(const css::uno::Reference< css::frame::XStatusListener >& xListener,
+ const css::util::URL& aURL )
+{
+ if (!xListener.is())
+ throw css::uno::RuntimeException("Invalid listener reference.", static_cast< css::frame::XDispatch* >(this));
+ // container is threadsafe by using a shared mutex!
+ m_lListener.removeInterface(aURL.Complete, xListener);
+}
+
+void SAL_CALL AutoRecovery::documentEventOccured(const css::document::DocumentEvent& aEvent)
+{
+ css::uno::Reference< css::frame::XModel > xDocument(aEvent.Source, css::uno::UNO_QUERY);
+
+ // new document => put it into the internal list
+ if (
+ (aEvent.EventName == EVENT_ON_NEW) ||
+ (aEvent.EventName == EVENT_ON_LOAD)
+ )
+ {
+ implts_registerDocument(xDocument);
+ }
+ // document modified => set its modify state new (means modified against the original file!)
+ else if ( aEvent.EventName == EVENT_ON_MODIFYCHANGED )
+ {
+ implts_updateModifiedState(xDocument);
+ }
+ /* at least one document starts saving process =>
+ Our application code is not ready for multiple save requests
+ at the same time. So we have to suppress our AutoSave feature
+ for the moment, till this other save requests will be finished.
+ */
+ else if (
+ (aEvent.EventName == EVENT_ON_SAVE) ||
+ (aEvent.EventName == EVENT_ON_SAVEAS) ||
+ (aEvent.EventName == EVENT_ON_SAVETO)
+ )
+ {
+ implts_updateDocumentUsedForSavingState(xDocument, SAVE_IN_PROGRESS);
+ }
+ // document saved => remove tmp. files - but hold config entries alive!
+ else if (
+ (aEvent.EventName == EVENT_ON_SAVEDONE) ||
+ (aEvent.EventName == EVENT_ON_SAVEASDONE)
+ )
+ {
+ SolarMutexGuard g;
+ implts_markDocumentAsSaved(xDocument);
+ implts_updateDocumentUsedForSavingState(xDocument, SAVE_FINISHED);
+ }
+ /* document saved as copy => mark it as "non used by concurrent save operation".
+ so we can try to create a backup copy if next time AutoSave is started too.
+ Don't remove temp. files or change the modified state of the document!
+ It was not really saved to the original file...
+ */
+ else if ( aEvent.EventName == EVENT_ON_SAVETODONE )
+ {
+ implts_updateDocumentUsedForSavingState(xDocument, SAVE_FINISHED);
+ }
+ // If saving of a document failed by an error ... we have to save this document
+ // by ourself next time AutoSave or EmergencySave is triggered.
+ // But we can reset the state "used for other save requests". Otherwise
+ // these documents will never be saved!
+ else if (
+ (aEvent.EventName == EVENT_ON_SAVEFAILED) ||
+ (aEvent.EventName == EVENT_ON_SAVEASFAILED) ||
+ (aEvent.EventName == EVENT_ON_SAVETOFAILED)
+ )
+ {
+ implts_updateDocumentUsedForSavingState(xDocument, SAVE_FINISHED);
+ }
+ // document closed => remove temp. files and configuration entries
+ else if ( aEvent.EventName == EVENT_ON_UNLOAD )
+ {
+ implts_deregisterDocument(xDocument); // sal_True => stop listening for disposing() !
+ }
+}
+
+void SAL_CALL AutoRecovery::changesOccurred(const css::util::ChangesEvent& aEvent)
+{
+ const css::uno::Sequence< css::util::ElementChange > lChanges (aEvent.Changes);
+ const css::util::ElementChange* pChanges = lChanges.getConstArray();
+
+ sal_Int32 c = lChanges.getLength();
+ sal_Int32 i = 0;
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // Changes of the configuration must be ignored if AutoSave/Recovery was disabled for this
+ // office session. That can happen if e.g. the command line arguments "--norestore" or "--headless"
+ // was set.
+ if ((m_eJob & Job::DisableAutorecovery) == Job::DisableAutorecovery)
+ return;
+
+ for (i=0; i<c; ++i)
+ {
+ OUString sPath;
+ pChanges[i].Accessor >>= sPath;
+
+ if ( sPath == CFG_ENTRY_AUTOSAVE_ENABLED )
+ {
+ bool bEnabled = false;
+ if (pChanges[i].Element >>= bEnabled)
+ {
+ if (bEnabled)
+ {
+ m_eJob |= Job::AutoSave;
+ m_eTimerType = AutoRecovery::E_NORMAL_AUTOSAVE_INTERVALL;
+ }
+ else
+ {
+ m_eJob &= ~Job::AutoSave;
+ m_eTimerType = AutoRecovery::E_DONT_START_TIMER;
+ }
+ }
+ }
+ else
+ if ( sPath == CFG_ENTRY_AUTOSAVE_TIMEINTERVALL )
+ pChanges[i].Element >>= m_nAutoSaveTimeIntervall;
+ }
+
+ } /* SAFE */
+
+ // Note: This call stops the timer and starts it again.
+ // But it checks the different timer states internally and
+ // may be suppress the restart!
+ implts_updateTimer();
+}
+
+void SAL_CALL AutoRecovery::modified(const css::lang::EventObject& aEvent)
+{
+ css::uno::Reference< css::frame::XModel > xDocument(aEvent.Source, css::uno::UNO_QUERY);
+ if (! xDocument.is())
+ return;
+
+ implts_markDocumentModifiedAgainstLastBackup(xDocument);
+}
+
+void SAL_CALL AutoRecovery::disposing(const css::lang::EventObject& aEvent)
+{
+ /* SAFE */
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ if (aEvent.Source == m_xNewDocBroadcaster)
+ {
+ m_xNewDocBroadcaster.clear();
+ return;
+ }
+
+ if (aEvent.Source == m_xRecoveryCFG)
+ {
+ m_xRecoveryCFG.clear();
+ return;
+ }
+
+ // dispose from one of our cached documents ?
+ // Normally they should send a OnUnload message ...
+ // But some stacktraces shows another possible use case .-)
+ css::uno::Reference< css::frame::XModel > xDocument(aEvent.Source, css::uno::UNO_QUERY);
+ if (xDocument.is())
+ {
+ implts_deregisterDocument(xDocument, false); // sal_False => don't call removeEventListener() .. because it's not needed here
+ return;
+ }
+
+ /* SAFE */
+}
+
+void AutoRecovery::implts_openConfig()
+{
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ if (m_xRecoveryCFG.is())
+ return;
+ } /* SAFE */
+
+ css::uno::Reference<css::lang::XMultiServiceFactory> xConfigProvider(
+ css::configuration::theDefaultProvider::get(m_xContext));
+
+ std::vector<css::uno::Any> lParams;
+ css::beans::PropertyValue aParam;
+
+ // set root path
+ aParam.Name = "nodepath";
+ aParam.Value <<= OUString(CFG_PACKAGE_RECOVERY);
+ lParams.push_back(css::uno::Any(aParam));
+
+ // throws a RuntimeException if an error occurs!
+ css::uno::Reference<css::container::XNameAccess> xCFG(
+ xConfigProvider->createInstanceWithArguments(
+ "com.sun.star.configuration.ConfigurationAccess",
+ comphelper::containerToSequence(lParams)),
+ css::uno::UNO_QUERY);
+
+ sal_Int32 nMinSpaceDocSave = MIN_DISCSPACE_DOCSAVE;
+ sal_Int32 nMinSpaceConfigSave = MIN_DISCSPACE_CONFIGSAVE;
+
+ try
+ {
+ nMinSpaceDocSave = officecfg::Office::Recovery::AutoSave::MinSpaceDocSave::get(m_xContext);
+ nMinSpaceConfigSave = officecfg::Office::Recovery::AutoSave::MinSpaceConfigSave::get(m_xContext);
+ }
+ catch(const css::uno::Exception&)
+ {
+ // These config keys are not sooooo important, that
+ // we are interested on errors here really .-)
+ nMinSpaceDocSave = MIN_DISCSPACE_DOCSAVE;
+ nMinSpaceConfigSave = MIN_DISCSPACE_CONFIGSAVE;
+ }
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_xRecoveryCFG = xCFG;
+ m_nMinSpaceDocSave = nMinSpaceDocSave;
+ m_nMinSpaceConfigSave = nMinSpaceConfigSave;
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_readAutoSaveConfig()
+{
+ implts_openConfig();
+
+ // AutoSave [bool]
+ bool bEnabled(officecfg::Office::Recovery::AutoSave::Enabled::get(m_xContext));
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ if (bEnabled)
+ {
+ bool bUserEnabled(officecfg::Office::Recovery::AutoSave::UserAutoSaveEnabled::get(m_xContext));
+
+ m_eJob |= Job::AutoSave;
+ m_eTimerType = AutoRecovery::E_NORMAL_AUTOSAVE_INTERVALL;
+
+ if (bUserEnabled)
+ {
+ m_eJob |= Job::UserAutoSave;
+ }
+ else
+ {
+ m_eJob &= ~Job::UserAutoSave;
+ }
+ }
+ else
+ {
+ m_eJob &= ~Job::AutoSave;
+ m_eTimerType = AutoRecovery::E_DONT_START_TIMER;
+ }
+ } /* SAFE */
+
+ // AutoSaveTimeIntervall [int] in min
+ sal_Int32 nTimeIntervall(officecfg::Office::Recovery::AutoSave::TimeIntervall::get(m_xContext));
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_nAutoSaveTimeIntervall = nTimeIntervall;
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_readConfig()
+{
+ implts_readAutoSaveConfig();
+
+ // REENTRANT -> --------------------------------
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_ADD_REMOVE);
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ // reset current cache load cache
+ m_lDocCache.clear();
+ m_nIdPool = 0;
+ } /* SAFE */
+
+ aCacheLock.unlock();
+ // <- REENTRANT --------------------------------
+
+ css::uno::Reference<css::container::XNameAccess> xRecoveryList(
+ officecfg::Office::Recovery::RecoveryList::get(m_xContext));
+ const OUString sRECOVERY_ITEM_BASE_IDENTIFIER(RECOVERY_ITEM_BASE_IDENTIFIER);
+ const css::uno::Sequence< OUString > lItems = xRecoveryList->getElementNames();
+ const OUString* pItems = lItems.getConstArray();
+ sal_Int32 c = lItems.getLength();
+ sal_Int32 i = 0;
+
+ // REENTRANT -> --------------------------
+ aCacheLock.lock(LOCK_FOR_CACHE_ADD_REMOVE);
+
+ for (i=0; i<c; ++i)
+ {
+ css::uno::Reference< css::beans::XPropertySet > xItem;
+ xRecoveryList->getByName(pItems[i]) >>= xItem;
+ if (!xItem.is())
+ continue;
+
+ AutoRecovery::TDocumentInfo aInfo;
+ aInfo.NewTempURL.clear();
+ aInfo.Document.clear();
+ xItem->getPropertyValue(CFG_ENTRY_PROP_ORIGINALURL) >>= aInfo.OrgURL;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_TEMPURL) >>= aInfo.OldTempURL;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_TEMPLATEURL) >>= aInfo.TemplateURL;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_FILTER) >>= aInfo.RealFilter;
+ sal_Int32 tmp = 0;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_DOCUMENTSTATE) >>= tmp;
+ aInfo.DocumentState = DocState(tmp);
+ xItem->getPropertyValue(CFG_ENTRY_PROP_MODULE) >>= aInfo.AppModule;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_TITLE) >>= aInfo.Title;
+ xItem->getPropertyValue(CFG_ENTRY_PROP_VIEWNAMES) >>= aInfo.ViewNames;
+ implts_specifyAppModuleAndFactory(aInfo);
+ implts_specifyDefaultFilterAndExtension(aInfo);
+
+ if (pItems[i].startsWith(sRECOVERY_ITEM_BASE_IDENTIFIER))
+ {
+ OUString sID = pItems[i].copy(sRECOVERY_ITEM_BASE_IDENTIFIER.getLength());
+ aInfo.ID = sID.toInt32();
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ if (aInfo.ID > m_nIdPool)
+ {
+ m_nIdPool = aInfo.ID+1;
+ SAL_WARN_IF(m_nIdPool<0, "fwk.autorecovery", "AutoRecovery::implts_readConfig(): Overflow of IDPool detected!");
+ }
+ } /* SAFE */
+ }
+ else
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_readConfig(): Who changed numbering of recovery items? Cache will be inconsistent then! I do not know, what will happen next time .-)");
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_lDocCache.push_back(aInfo);
+ } /* SAFE */
+ }
+
+ aCacheLock.unlock();
+ // <- REENTRANT --------------------------
+
+ implts_updateTimer();
+}
+
+void AutoRecovery::implts_specifyDefaultFilterAndExtension(AutoRecovery::TDocumentInfo& rInfo)
+{
+ if (rInfo.AppModule.isEmpty())
+ {
+ throw css::uno::RuntimeException(
+ "Can not find out the default filter and its extension, if no application module is known!",
+ static_cast< css::frame::XDispatch* >(this));
+ }
+
+ css::uno::Reference< css::container::XNameAccess> xCFG;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ xCFG = m_xModuleCFG;
+ } /* SAFE */
+
+ try
+ {
+ if (! xCFG.is())
+ {
+ implts_openConfig();
+ // open module config on demand and cache the update access
+ xCFG.set(officecfg::Setup::Office::Factories::get(m_xContext),
+ css::uno::UNO_SET_THROW);
+
+ /* SAFE */ {
+ osl::MutexGuard g2(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_xModuleCFG = xCFG;
+ } /* SAFE */
+ }
+
+ css::uno::Reference< css::container::XNameAccess > xModuleProps(
+ xCFG->getByName(rInfo.AppModule),
+ css::uno::UNO_QUERY_THROW);
+
+ xModuleProps->getByName(CFG_ENTRY_REALDEFAULTFILTER) >>= rInfo.DefaultFilter;
+
+ css::uno::Reference< css::container::XNameAccess > xFilterCFG(
+ m_xContext->getServiceManager()->createInstanceWithContext(
+ "com.sun.star.document.FilterFactory", m_xContext), css::uno::UNO_QUERY_THROW);
+ css::uno::Reference< css::container::XNameAccess > xTypeCFG(
+ m_xContext->getServiceManager()->createInstanceWithContext(
+ "com.sun.star.document.TypeDetection", m_xContext), css::uno::UNO_QUERY_THROW);
+
+ ::comphelper::SequenceAsHashMap lFilterProps (xFilterCFG->getByName(rInfo.DefaultFilter));
+ OUString sTypeRegistration = lFilterProps.getUnpackedValueOrDefault(FILTER_PROP_TYPE, OUString());
+ ::comphelper::SequenceAsHashMap lTypeProps (xTypeCFG->getByName(sTypeRegistration));
+ css::uno::Sequence< OUString > lExtensions = lTypeProps.getUnpackedValueOrDefault(TYPE_PROP_EXTENSIONS, css::uno::Sequence< OUString >());
+ if (lExtensions.hasElements())
+ {
+ rInfo.Extension = "." + lExtensions[0];
+ }
+ else
+ rInfo.Extension = ".unknown";
+ }
+ catch(const css::uno::Exception&)
+ {
+ rInfo.DefaultFilter.clear();
+ rInfo.Extension.clear();
+ }
+}
+
+void AutoRecovery::implts_specifyAppModuleAndFactory(AutoRecovery::TDocumentInfo& rInfo)
+{
+ ENSURE_OR_THROW2(
+ !rInfo.AppModule.isEmpty() || rInfo.Document.is(),
+ "Can not find out the application module nor its factory URL, if no application module (or a suitable) document is known!",
+ *this );
+
+ css::uno::Reference< css::frame::XModuleManager2 > xManager = ModuleManager::create(m_xContext);
+
+ if (rInfo.AppModule.isEmpty())
+ rInfo.AppModule = xManager->identify(rInfo.Document);
+
+ ::comphelper::SequenceAsHashMap lModuleDescription(xManager->getByName(rInfo.AppModule));
+ lModuleDescription[OUString(CFG_ENTRY_PROP_EMPTYDOCUMENTURL)] >>= rInfo.FactoryURL;
+ lModuleDescription[OUString(CFG_ENTRY_PROP_FACTORYSERVICE)] >>= rInfo.FactoryService;
+}
+
+void AutoRecovery::implts_collectActiveViewNames( AutoRecovery::TDocumentInfo& i_rInfo )
+{
+ ENSURE_OR_THROW2( i_rInfo.Document.is(), "need at document, at the very least", *this );
+
+ i_rInfo.ViewNames.realloc(0);
+
+ // obtain list of controllers of this document
+ ::std::vector< OUString > aViewNames;
+ const Reference< XModel2 > xModel( i_rInfo.Document, UNO_QUERY );
+ if ( xModel.is() )
+ {
+ const Reference< css::container::XEnumeration > xEnumControllers( xModel->getControllers() );
+ while ( xEnumControllers->hasMoreElements() )
+ {
+ const Reference< XController2 > xController( xEnumControllers->nextElement(), UNO_QUERY );
+ OUString sViewName;
+ if ( xController.is() )
+ sViewName = xController->getViewControllerName();
+ OSL_ENSURE( !sViewName.isEmpty(), "AutoRecovery::implts_collectActiveViewNames: (no XController2 ->) no view name -> no recovery of this view!" );
+
+ if ( !sViewName.isEmpty() )
+ aViewNames.push_back( sViewName );
+ }
+ }
+ else
+ {
+ const Reference< XController2 > xController( xModel->getCurrentController(), UNO_QUERY );
+ OUString sViewName;
+ if ( xController.is() )
+ sViewName = xController->getViewControllerName();
+ OSL_ENSURE( !sViewName.isEmpty(), "AutoRecovery::implts_collectActiveViewNames: (no XController2 ->) no view name -> no recovery of this view!" );
+
+ if ( !sViewName.isEmpty() )
+ aViewNames.push_back( sViewName );
+ }
+
+ i_rInfo.ViewNames.realloc( aViewNames.size() );
+ ::std::copy( aViewNames.begin(), aViewNames.end(), i_rInfo.ViewNames.getArray() );
+}
+
+void AutoRecovery::implts_persistAllActiveViewNames()
+{
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // This list will be filled with every document
+ for (auto & elem : m_lDocCache)
+ {
+ implts_collectActiveViewNames(elem);
+ implts_flushConfigItem(elem);
+ }
+}
+
+void AutoRecovery::implts_flushConfigItem(const AutoRecovery::TDocumentInfo& rInfo, bool bRemoveIt)
+{
+ std::shared_ptr<comphelper::ConfigurationChanges> batch(
+ comphelper::ConfigurationChanges::create(m_xContext));
+
+ try
+ {
+ implts_openConfig();
+
+ css::uno::Reference<css::container::XNameAccess> xCheck(
+ officecfg::Office::Recovery::RecoveryList::get(batch));
+
+ css::uno::Reference< css::container::XNameContainer > xModify(xCheck, css::uno::UNO_QUERY_THROW);
+ css::uno::Reference< css::lang::XSingleServiceFactory > xCreate(xCheck, css::uno::UNO_QUERY_THROW);
+
+ OUString sID = RECOVERY_ITEM_BASE_IDENTIFIER + OUString::number(rInfo.ID);
+
+ // remove
+ if (bRemoveIt)
+ {
+ // Catch NoSuchElementException.
+ // It's not a good idea inside multithreaded environments to call hasElement - removeElement.
+ // DO IT!
+ try
+ {
+ xModify->removeByName(sID);
+ }
+ catch(const css::container::NoSuchElementException&)
+ {
+ return;
+ }
+ }
+ else
+ {
+ // new/modify
+ css::uno::Reference< css::beans::XPropertySet > xSet;
+ bool bNew = !xCheck->hasByName(sID);
+ if (bNew)
+ xSet.set(xCreate->createInstance(), css::uno::UNO_QUERY_THROW);
+ else
+ xCheck->getByName(sID) >>= xSet;
+
+ xSet->setPropertyValue(CFG_ENTRY_PROP_ORIGINALURL, css::uno::makeAny(rInfo.OrgURL ));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_TEMPURL, css::uno::makeAny(rInfo.OldTempURL ));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_TEMPLATEURL, css::uno::makeAny(rInfo.TemplateURL ));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_FILTER, css::uno::makeAny(rInfo.RealFilter));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_DOCUMENTSTATE, css::uno::makeAny(sal_Int32(rInfo.DocumentState)));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_MODULE, css::uno::makeAny(rInfo.AppModule));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_TITLE, css::uno::makeAny(rInfo.Title));
+ xSet->setPropertyValue(CFG_ENTRY_PROP_VIEWNAMES, css::uno::makeAny(rInfo.ViewNames));
+
+ if (bNew)
+ xModify->insertByName(sID, css::uno::makeAny(xSet));
+ }
+ }
+ catch(const css::uno::RuntimeException&)
+ {
+ throw;
+ }
+ catch(const css::uno::Exception&)
+ {
+ // ??? can it happen that a full disc let these set of operations fail too ???
+ }
+
+ sal_Int32 nRetry = RETRY_STORE_ON_FULL_DISC_FOREVER;
+ do
+ {
+ try
+ {
+ batch->commit();
+
+#ifdef TRIGGER_FULL_DISC_CHECK
+ throw css::uno::Exception("trigger full disk check");
+#else // TRIGGER_FULL_DISC_CHECK
+ nRetry = 0;
+#endif // TRIGGER_FULL_DISC_CHECK
+ }
+ catch(const css::uno::Exception&)
+ {
+ // a) FULL DISC seems to be the problem behind => show error and retry it forever (e.g. retry=300)
+ // b) unknown problem (may be locking problem) => reset RETRY value to more useful value(!) (e.g. retry=3)
+ // c) unknown problem (may be locking problem) + 1..2 repeating operations => throw the original exception to force generation of a stacktrace !
+
+ sal_Int32 nMinSpaceConfigSave;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ nMinSpaceConfigSave = m_nMinSpaceConfigSave;
+ } /* SAFE */
+
+ if (! impl_enoughDiscSpace(nMinSpaceConfigSave))
+ AutoRecovery::impl_showFullDiscError();
+ else if (nRetry > RETRY_STORE_ON_MIGHT_FULL_DISC_USEFULL)
+ nRetry = RETRY_STORE_ON_MIGHT_FULL_DISC_USEFULL;
+ else if (nRetry <= GIVE_UP_RETRY)
+ throw; // force stacktrace to know if there exist might other reasons, why an AutoSave can fail !!!
+
+ --nRetry;
+ }
+ }
+ while(nRetry>0);
+}
+
+void AutoRecovery::implts_startListening()
+{
+ css::uno::Reference< css::util::XChangesNotifier > xCFG;
+ css::uno::Reference< css::frame::XGlobalEventBroadcaster > xBroadcaster;
+ bool bListenForDocEvents;
+ bool bListenForConfigChanges;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ xCFG.set (m_xRecoveryCFG, css::uno::UNO_QUERY);
+ xBroadcaster = m_xNewDocBroadcaster;
+ bListenForDocEvents = m_bListenForDocEvents;
+ bListenForConfigChanges = m_bListenForConfigChanges;
+ } /* SAFE */
+
+ if (
+ ( xCFG.is() ) &&
+ (! bListenForConfigChanges)
+ )
+ {
+ css::uno::Reference<css::util::XChangesListener> const xListener(
+ new WeakChangesListener(this));
+ xCFG->addChangesListener(xListener);
+ /* SAFE */ {
+ osl::MutexGuard g2(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_xRecoveryCFGListener = xListener;
+ m_bListenForConfigChanges = true;
+ } /* SAFE */
+ }
+
+ if (!xBroadcaster.is())
+ {
+ xBroadcaster = css::frame::theGlobalEventBroadcaster::get(m_xContext);
+ /* SAFE */ {
+ osl::MutexGuard g2(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_xNewDocBroadcaster = xBroadcaster;
+ } /* SAFE */
+ }
+
+ if (
+ ( xBroadcaster.is() ) &&
+ (! bListenForDocEvents)
+ )
+ {
+ css::uno::Reference<css::document::XDocumentEventListener> const
+ xListener(new WeakDocumentEventListener(this));
+ xBroadcaster->addDocumentEventListener(xListener);
+ /* SAFE */ {
+ osl::MutexGuard g2(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_xNewDocBroadcasterListener = xListener;
+ m_bListenForDocEvents = true;
+ } /* SAFE */
+ }
+}
+
+void AutoRecovery::implts_stopListening()
+{
+ css::uno::Reference< css::util::XChangesNotifier > xCFG;
+ css::uno::Reference< css::document::XDocumentEventBroadcaster > xGlobalEventBroadcaster;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ // Attention: Don't reset our internal members here too.
+ // May be we must work with our configuration, but don't wish to be informed
+ // about changes any longer. Needed e.g. during Job::EmergencySave!
+ xCFG.set (m_xRecoveryCFG , css::uno::UNO_QUERY);
+ xGlobalEventBroadcaster = m_xNewDocBroadcaster;
+ } /* SAFE */
+
+ if (xGlobalEventBroadcaster.is() && m_bListenForDocEvents)
+ {
+ xGlobalEventBroadcaster->removeDocumentEventListener(m_xNewDocBroadcasterListener);
+ m_bListenForDocEvents = false;
+ }
+
+ if (xCFG.is() && m_bListenForConfigChanges)
+ {
+ xCFG->removeChangesListener(m_xRecoveryCFGListener);
+ m_bListenForConfigChanges = false;
+ }
+}
+
+void AutoRecovery::implts_startModifyListeningOnDoc(AutoRecovery::TDocumentInfo& rInfo)
+{
+ if (rInfo.ListenForModify)
+ return;
+
+ css::uno::Reference< css::util::XModifyBroadcaster > xBroadcaster(rInfo.Document, css::uno::UNO_QUERY);
+ if (xBroadcaster.is())
+ {
+ css::uno::Reference< css::util::XModifyListener > xThis(static_cast< css::frame::XDispatch* >(this), css::uno::UNO_QUERY);
+ xBroadcaster->addModifyListener(xThis);
+ rInfo.ListenForModify = true;
+ }
+}
+
+void AutoRecovery::implts_stopModifyListeningOnDoc(AutoRecovery::TDocumentInfo& rInfo)
+{
+ if (! rInfo.ListenForModify)
+ return;
+
+ css::uno::Reference< css::util::XModifyBroadcaster > xBroadcaster(rInfo.Document, css::uno::UNO_QUERY);
+ if (xBroadcaster.is())
+ {
+ css::uno::Reference< css::util::XModifyListener > xThis(static_cast< css::frame::XDispatch* >(this), css::uno::UNO_QUERY);
+ xBroadcaster->removeModifyListener(xThis);
+ rInfo.ListenForModify = false;
+ }
+}
+
+void AutoRecovery::implts_updateTimer()
+{
+ implts_stopTimer();
+
+ sal_Int32 nMilliSeconds = 0;
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ if (
+ (m_eJob == Job::NoJob ) || // TODO may be superfluous - E_DONT_START_TIMER should be used only
+ (m_eTimerType == AutoRecovery::E_DONT_START_TIMER)
+ )
+ return;
+
+ if (m_eTimerType == AutoRecovery::E_NORMAL_AUTOSAVE_INTERVALL)
+ {
+ nMilliSeconds = (m_nAutoSaveTimeIntervall*60000); // [min] => 60.000 ms
+ }
+ else if (m_eTimerType == AutoRecovery::E_POLL_FOR_USER_IDLE)
+ {
+ nMilliSeconds = MIN_TIME_FOR_USER_IDLE;
+ }
+ else if (m_eTimerType == AutoRecovery::E_POLL_TILL_AUTOSAVE_IS_ALLOWED)
+ nMilliSeconds = 300; // there is a minimum time frame, where the user can lose some key input data!
+
+
+ } /* SAFE */
+
+ SolarMutexGuard g;
+ m_aTimer.SetTimeout(nMilliSeconds);
+ m_aTimer.Start();
+}
+
+void AutoRecovery::implts_stopTimer()
+{
+ SolarMutexGuard g;
+
+ if (!m_aTimer.IsActive())
+ return;
+ m_aTimer.Stop();
+}
+
+IMPL_LINK_NOARG(AutoRecovery, implts_timerExpired, Timer *, void)
+{
+ try
+ {
+ // This method is called by using a pointer to us.
+ // But we must be aware that we can be destroyed hardly
+ // if our uno reference will be gone!
+ // => Hold this object alive till this method finish its work.
+ css::uno::Reference< css::uno::XInterface > xSelfHold(static_cast< css::lang::XTypeProvider* >(this));
+
+ // Needed! Otherwise every reschedule request allow a new triggered timer event :-(
+ implts_stopTimer();
+
+ // The timer must be ignored if AutoSave/Recovery was disabled for this
+ // office session. That can happen if e.g. the command line arguments "--norestore" or "--headless"
+ // was set. But normally the timer was disabled if recovery was disabled ...
+ // But so we are more "safe" .-)
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ if ((m_eJob & Job::DisableAutorecovery) == Job::DisableAutorecovery)
+ return;
+ } /* SAFE */
+
+ // check some "states", where it's not allowed (better: not a good idea) to
+ // start an AutoSave. (e.g. if the user makes drag & drop ...)
+ // Then we poll till this "disallowed" state is gone.
+ bool bAutoSaveNotAllowed = Application::IsUICaptured();
+ if (bAutoSaveNotAllowed)
+ {
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_eTimerType = AutoRecovery::E_POLL_TILL_AUTOSAVE_IS_ALLOWED;
+ } /* SAFE */
+ implts_updateTimer();
+ return;
+ }
+
+ // analyze timer type.
+ // If we poll for an user idle period, may be we must
+ // do nothing here and start the timer again.
+ /* SAFE */ {
+ osl::ClearableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ if (m_eTimerType == AutoRecovery::E_POLL_FOR_USER_IDLE)
+ {
+ bool bUserIdle = Application::GetLastInputInterval() > MIN_TIME_FOR_USER_IDLE;
+ if (!bUserIdle)
+ {
+ g.clear();
+ implts_updateTimer();
+ return;
+ }
+ }
+
+ } /* SAFE */
+
+ implts_informListener(Job::AutoSave,
+ AutoRecovery::implst_createFeatureStateEvent(Job::AutoSave, OPERATION_START, nullptr));
+
+ // force save of all currently open documents
+ // The called method returns an info, if and how this
+ // timer must be restarted.
+ AutoRecovery::ETimerType eSuggestedTimer = implts_saveDocs(true/*bAllowUserIdleLoop*/, false);
+
+ // If timer is not used for "short callbacks" (means polling
+ // for special states) ... reset the handle state of all
+ // cache items. Such handle state indicates, that a document
+ // was already saved during the THIS(!) AutoSave session.
+ // Of course NEXT AutoSave session must be started without
+ // any "handle" state ...
+ if (
+ (eSuggestedTimer == AutoRecovery::E_DONT_START_TIMER ) ||
+ (eSuggestedTimer == AutoRecovery::E_NORMAL_AUTOSAVE_INTERVALL)
+ )
+ {
+ implts_resetHandleStates();
+ }
+
+ implts_informListener(Job::AutoSave,
+ AutoRecovery::implst_createFeatureStateEvent(Job::AutoSave, OPERATION_STOP, nullptr));
+
+ // restart timer - because it was disabled before ...
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ m_eTimerType = eSuggestedTimer;
+ } /* SAFE */
+
+ implts_updateTimer();
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+}
+
+IMPL_LINK_NOARG(AutoRecovery, implts_asyncDispatch, LinkParamNone*, void)
+{
+ DispatchParams aParams;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ aParams = m_aDispatchParams;
+ css::uno::Reference< css::uno::XInterface > xHoldRefForMethodAlive = aParams.m_xHoldRefForAsyncOpAlive;
+ m_aDispatchParams.forget(); // clears all members ... including the ref-hold object .-)
+ } /* SAFE */
+
+ try
+ {
+ implts_dispatch(aParams);
+ }
+ catch (...)
+ {
+ }
+}
+
+void AutoRecovery::implts_registerDocument(const css::uno::Reference< css::frame::XModel >& xDocument)
+{
+ // ignore corrupted events, where no document is given ... Runtime Error ?!
+ if (!xDocument.is())
+ return;
+
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ // notification for already existing document !
+ // Can happen if events came in asynchronous on recovery time.
+ // Then our cache was filled from the configuration ... but now we get some
+ // asynchronous events from the global event broadcaster. We must be sure that
+ // we don't add the same document more than once.
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt != m_lDocCache.end())
+ {
+ // Normally nothing must be done for this "late" notification.
+ // But may be the modified state was changed inbetween.
+ // Check it...
+ implts_updateModifiedState(xDocument);
+ return;
+ }
+
+ aCacheLock.unlock();
+
+ utl::MediaDescriptor lDescriptor(xDocument->getArgs());
+
+ // check if this document must be ignored for recovery !
+ // Some use cases don't wish support for AutoSave/Recovery ... as e.g. OLE-Server / ActiveX Control etcpp.
+ bool bNoAutoSave = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_NOAUTOSAVE(), false);
+ if (bNoAutoSave)
+ return;
+
+ // Check if doc is well known on the desktop. Otherwise ignore it!
+ // Other frames mostly are used from external programs - e.g. the bean ...
+ css::uno::Reference< css::frame::XController > xController = xDocument->getCurrentController();
+ if (!xController.is())
+ return;
+
+ css::uno::Reference< css::frame::XFrame > xFrame = xController->getFrame();
+ if (!xFrame.is())
+ return;
+ css::uno::Reference< css::frame::XDesktop > xDesktop (xFrame->getCreator(), css::uno::UNO_QUERY);
+ if (!xDesktop.is())
+ return;
+
+ // if the document doesn't support the XDocumentRecovery interface, we're not interested in it.
+ Reference< XDocumentRecovery > xDocRecovery( xDocument, UNO_QUERY );
+ if ( !xDocRecovery.is() )
+ return;
+
+ // get all needed information of this document
+ // We need it to update our cache or to locate already existing elements there!
+ AutoRecovery::TDocumentInfo aNew;
+ aNew.Document = xDocument;
+
+ // TODO replace getLocation() with getURL() ... it's a workaround currently only!
+ css::uno::Reference< css::frame::XStorable > xDoc(aNew.Document, css::uno::UNO_QUERY_THROW);
+ aNew.OrgURL = xDoc->getLocation();
+
+ css::uno::Reference< css::frame::XTitle > xTitle(aNew.Document, css::uno::UNO_QUERY_THROW);
+ aNew.Title = xTitle->getTitle ();
+
+ // classify the used application module, which is used by this document.
+ implts_specifyAppModuleAndFactory(aNew);
+
+ // Hack! Check for "illegal office documents"... as e.g. the Basic IDE
+ // It's not really a full featured office document. It doesn't provide a URL, any filter, a factory URL etcpp.
+ // TODO file bug to Basic IDE developers. They must remove the office document API from its service.
+ if (
+ (aNew.OrgURL.isEmpty()) &&
+ (aNew.FactoryURL.isEmpty())
+ )
+ {
+ OSL_FAIL( "AutoRecovery::implts_registerDocument: this should not happen anymore!" );
+ // nowadays, the Basic IDE should already die on the "supports XDocumentRecovery" check. And no other known
+ // document type fits in here ...
+ return;
+ }
+
+ // By the way - get some information about the default format for saving!
+ // and save an information about the real used filter by this document.
+ // We save this document with DefaultFilter ... and load it with the RealFilter.
+ implts_specifyDefaultFilterAndExtension(aNew);
+ aNew.RealFilter = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_FILTERNAME() , OUString());
+
+ // Further we must know, if this document base on a template.
+ // Then we must load it in a different way.
+ css::uno::Reference< css::document::XDocumentPropertiesSupplier > xSupplier(aNew.Document, css::uno::UNO_QUERY);
+ if (xSupplier.is()) // optional interface!
+ {
+ css::uno::Reference< css::document::XDocumentProperties > xDocProps(xSupplier->getDocumentProperties(), css::uno::UNO_SET_THROW);
+ aNew.TemplateURL = xDocProps->getTemplateURL();
+ }
+
+ css::uno::Reference< css::util::XModifiable > xModifyCheck(xDocument, css::uno::UNO_QUERY_THROW);
+ if (xModifyCheck->isModified())
+ {
+ aNew.DocumentState |= DocState::Modified;
+ }
+
+ aCacheLock.lock(LOCK_FOR_CACHE_ADD_REMOVE);
+
+ AutoRecovery::TDocumentInfo aInfo;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // create a new cache entry ... this document is not known.
+ ++m_nIdPool;
+ aNew.ID = m_nIdPool;
+ SAL_WARN_IF(m_nIdPool<0, "fwk.autorecovery", "AutoRecovery::implts_registerDocument(): Overflow of ID pool detected.");
+ m_lDocCache.push_back(aNew);
+
+ AutoRecovery::TDocumentList::iterator pIt1 = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ aInfo = *pIt1;
+
+ } /* SAFE */
+
+ implts_flushConfigItem(aInfo);
+ implts_startModifyListeningOnDoc(aInfo);
+
+ aCacheLock.unlock();
+}
+
+void AutoRecovery::implts_deregisterDocument(const css::uno::Reference< css::frame::XModel >& xDocument ,
+ bool bStopListening)
+{
+ AutoRecovery::TDocumentInfo aInfo;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // Attention: Don't leave SAFE section, if you work with pIt!
+ // Because it points directly into the m_lDocCache list ...
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt == m_lDocCache.end())
+ return; // unknown document => not a runtime error! Because we register only a few documents. see registration ...
+
+ aInfo = *pIt;
+
+ aCacheLock.unlock();
+
+ // Sometimes we close documents by ourself.
+ // And these documents can't be deregistered.
+ // Otherwise we lose our configuration data... but need it !
+ // see SessionSave !
+ if (aInfo.IgnoreClosing)
+ return;
+
+ CacheLockGuard aCacheLock2(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_ADD_REMOVE);
+ pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt != m_lDocCache.end())
+ m_lDocCache.erase(pIt);
+ pIt = m_lDocCache.end(); // otherwise it's not specified what pIt means!
+ aCacheLock2.unlock();
+
+ } /* SAFE */
+
+ /* This method is called within disposing() of the document too. But there it's not a good idea to
+ deregister us as listener. Further it makes no sense - because the broadcaster dies.
+ So we suppress deregistration in such case...
+ */
+ if (bStopListening)
+ implts_stopModifyListeningOnDoc(aInfo);
+
+ AutoRecovery::st_impl_removeFile(aInfo.OldTempURL);
+ AutoRecovery::st_impl_removeFile(aInfo.NewTempURL);
+ implts_flushConfigItem(aInfo, true); // sal_True => remove it from config
+}
+
+void AutoRecovery::implts_markDocumentModifiedAgainstLastBackup(const css::uno::Reference< css::frame::XModel >& xDocument)
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt != m_lDocCache.end())
+ {
+ /* Now we know, that this document was modified again and must be saved next time.
+ But we don't need this information for every e.g. key input of the user.
+ So we stop listening here.
+ But if the document was saved as temp. file we start listening for this event again.
+ */
+ implts_stopModifyListeningOnDoc(*pIt);
+ }
+
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_updateModifiedState(const css::uno::Reference< css::frame::XModel >& xDocument)
+{
+ // use true as fallback to get every document on EmergencySave/AutoRecovery!
+ bool bModified = true;
+ css::uno::Reference< css::util::XModifiable > xModify(xDocument, css::uno::UNO_QUERY);
+ if (xModify.is())
+ bModified = xModify->isModified();
+
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt != m_lDocCache.end())
+ {
+ AutoRecovery::TDocumentInfo& rInfo = *pIt;
+
+ if (bModified)
+ {
+ rInfo.DocumentState |= DocState::Modified;
+ }
+ else
+ {
+ rInfo.DocumentState &= ~DocState::Modified;
+ }
+ }
+
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_updateDocumentUsedForSavingState(const css::uno::Reference< css::frame::XModel >& xDocument ,
+ bool bSaveInProgress)
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt == m_lDocCache.end())
+ return;
+ AutoRecovery::TDocumentInfo& rInfo = *pIt;
+ rInfo.UsedForSaving = bSaveInProgress;
+
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_markDocumentAsSaved(const css::uno::Reference< css::frame::XModel >& xDocument)
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ AutoRecovery::TDocumentInfo aInfo;
+ OUString sRemoveURL1;
+ OUString sRemoveURL2;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ AutoRecovery::TDocumentList::iterator pIt = AutoRecovery::impl_searchDocument(m_lDocCache, xDocument);
+ if (pIt == m_lDocCache.end())
+ return;
+ aInfo = *pIt;
+
+ /* Since the document has been saved, update its entry in the document
+ * cache. We essentially reset the state of the document from an
+ * autorecovery perspective, updating things like the filename (which
+ * would change in the case of a 'Save as' operation) and the associated
+ * backup file URL. */
+
+ aInfo.DocumentState = DocState::Unknown;
+ // TODO replace getLocation() with getURL() ... it's a workaround currently only!
+ css::uno::Reference< css::frame::XStorable > xDoc(aInfo.Document, css::uno::UNO_QUERY);
+ aInfo.OrgURL = xDoc->getLocation();
+
+ /* Save off the backup file URLs and then clear them. NOTE - it is
+ * important that we clear them - otherwise, we could enter a state
+ * where pIt->OldTempURL == pIt->NewTempURL and our backup algorithm
+ * in implts_saveOneDoc will write to that URL and then delete the file
+ * at that URL (bug #96607) */
+ sRemoveURL1 = aInfo.OldTempURL;
+ sRemoveURL2 = aInfo.NewTempURL;
+ aInfo.OldTempURL.clear();
+ aInfo.NewTempURL.clear();
+
+ utl::MediaDescriptor lDescriptor(aInfo.Document->getArgs());
+ aInfo.RealFilter = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_FILTERNAME(), OUString());
+
+ css::uno::Reference< css::frame::XTitle > xDocTitle(xDocument, css::uno::UNO_QUERY);
+ if (xDocTitle.is ())
+ aInfo.Title = xDocTitle->getTitle ();
+ else
+ {
+ aInfo.Title = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_TITLE() , OUString());
+ if (aInfo.Title.isEmpty())
+ aInfo.Title = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_DOCUMENTTITLE(), OUString());
+ }
+
+ aInfo.UsedForSaving = false;
+
+ *pIt = aInfo;
+
+ } /* SAFE */
+
+ implts_flushConfigItem(aInfo);
+
+ aCacheLock.unlock();
+
+ AutoRecovery::st_impl_removeFile(sRemoveURL1);
+ AutoRecovery::st_impl_removeFile(sRemoveURL2);
+}
+
+AutoRecovery::TDocumentList::iterator AutoRecovery::impl_searchDocument( AutoRecovery::TDocumentList& rList ,
+ const css::uno::Reference< css::frame::XModel >& xDocument)
+{
+ return std::find_if(rList.begin(), rList.end(),
+ [&xDocument](const AutoRecovery::TDocumentInfo& rInfo) { return rInfo.Document == xDocument; });
+}
+
+void lcl_changeVisibility( const css::uno::Reference< css::frame::XFramesSupplier >& i_rFrames, bool i_bVisible )
+{
+ css::uno::Reference< css::container::XIndexAccess > xFramesContainer = i_rFrames->getFrames();
+ const sal_Int32 count = xFramesContainer->getCount();
+
+ Any aElement;
+ for ( sal_Int32 i=0; i < count; ++i )
+ {
+ aElement = xFramesContainer->getByIndex(i);
+ // check for sub frames
+ css::uno::Reference< css::frame::XFramesSupplier > xFramesSupp( aElement, css::uno::UNO_QUERY );
+ if ( xFramesSupp.is() )
+ lcl_changeVisibility( xFramesSupp, i_bVisible );
+
+ css::uno::Reference< css::frame::XFrame > xFrame( aElement, css::uno::UNO_QUERY );
+ if ( !xFrame.is() )
+ continue;
+
+ css::uno::Reference< css::awt::XWindow > xWindow( xFrame->getContainerWindow(), UNO_SET_THROW );
+ xWindow->setVisible( i_bVisible );
+ }
+}
+
+void AutoRecovery::implts_changeAllDocVisibility(bool bVisible)
+{
+ css::uno::Reference< css::frame::XFramesSupplier > xDesktop = css::frame::Desktop::create(m_xContext);
+ lcl_changeVisibility( xDesktop, bVisible );
+}
+
+/* Currently the document is not closed in case of crash,
+ so the lock file must be removed explicitly
+*/
+void lc_removeLockFile(AutoRecovery::TDocumentInfo const & rInfo)
+{
+#if !HAVE_FEATURE_MULTIUSER_ENVIRONMENT || HAVE_FEATURE_MACOSX_SANDBOX
+ (void) rInfo;
+#else
+ if ( !rInfo.Document.is() )
+ return;
+
+ try
+ {
+ css::uno::Reference< css::frame::XStorable > xStore(rInfo.Document, css::uno::UNO_QUERY_THROW);
+ OUString aURL = xStore->getLocation();
+ if ( !aURL.isEmpty() )
+ {
+ ::svt::DocumentLockFile aLockFile( aURL );
+ aLockFile.RemoveFile();
+ }
+ }
+ catch( const css::uno::Exception& )
+ {
+ }
+#endif
+}
+
+void AutoRecovery::implts_prepareSessionShutdown()
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_prepareSessionShutdown() starts ...");
+
+ // a) reset modified documents (of course the must be saved before this method is called!)
+ // b) close it without showing any UI!
+
+ /* SAFE */ {
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ for (auto & info : m_lDocCache)
+ {
+ // WORKAROUND... Since the documents are not closed the lock file must be removed explicitly
+ // it is not done on documents saving since shutdown can be cancelled
+ lc_removeLockFile( info );
+
+ // Prevent us from deregistration of these documents.
+ // Because we close these documents by ourself (see XClosable below) ...
+ // it's fact, that we reach our deregistration method. There we
+ // must not(!) update our configuration ... Otherwise all
+ // session data are lost !!!
+ info.IgnoreClosing = true;
+
+ // reset modified flag of these documents (ignoring the notification about it!)
+ // Otherwise a message box is shown on closing these models.
+ implts_stopModifyListeningOnDoc(info);
+
+ // if the session save is still running the documents should not be thrown away,
+ // actually that would be a bad sign, that means that the SessionManager tries
+ // to kill the session before the saving is ready
+ if ((m_eJob & Job::SessionSave) != Job::SessionSave)
+ {
+ css::uno::Reference< css::util::XModifiable > xModify(info.Document, css::uno::UNO_QUERY);
+ if (xModify.is())
+ xModify->setModified(false);
+
+ // close the model.
+ css::uno::Reference< css::util::XCloseable > xClose(info.Document, css::uno::UNO_QUERY);
+ if (xClose.is())
+ {
+ try
+ {
+ xClose->close(false);
+ }
+ catch(const css::uno::Exception&)
+ {
+ // At least it's only a try to close these documents before anybody else it does.
+ // So it seems to be possible to ignore any error here .-)
+ }
+
+ info.Document.clear();
+ }
+ }
+ }
+
+ aCacheLock.unlock();
+ } /* SAFE */
+}
+
+/* TODO WORKAROUND:
+
+ #i64599#
+
+ Normally the MediaDescriptor argument NoAutoSave indicates,
+ that a document must be ignored for AutoSave and Recovery.
+ But sometimes XModel->getArgs() does not contained this information
+ if implts_registerDocument() was called.
+ So we have to check a second time, if this property is set...
+ Best place doing so is to check it immediately before saving
+ and suppressing saving the document then.
+ Of course removing the corresponding cache entry is not an option.
+ Because it would disturb iteration over the cache!
+ So we ignore such documents only...
+ Hopefully next time they are not inserted in our cache.
+*/
+bool lc_checkIfSaveForbiddenByArguments(AutoRecovery::TDocumentInfo const & rInfo)
+{
+ if (! rInfo.Document.is())
+ return true;
+
+ utl::MediaDescriptor lDescriptor(rInfo.Document->getArgs());
+ bool bNoAutoSave = lDescriptor.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_NOAUTOSAVE(), false);
+
+ return bNoAutoSave;
+}
+
+AutoRecovery::ETimerType AutoRecovery::implts_saveDocs( bool bAllowUserIdleLoop,
+ bool bRemoveLockFiles,
+ const DispatchParams* pParams )
+{
+ css::uno::Reference< css::task::XStatusIndicator > xExternalProgress;
+ if (pParams)
+ xExternalProgress = pParams->m_xProgress;
+
+ css::uno::Reference< css::frame::XDesktop2 > xDesktop = css::frame::Desktop::create(m_xContext);
+ OUString sBackupPath(SvtPathOptions().GetBackupPath());
+
+ css::uno::Reference< css::frame::XController > xActiveController;
+ css::uno::Reference< css::frame::XModel > xActiveModel;
+ css::uno::Reference< css::frame::XFrame > xActiveFrame = xDesktop->getActiveFrame();
+ if (xActiveFrame.is())
+ xActiveController = xActiveFrame->getController();
+ if (xActiveController.is())
+ xActiveModel = xActiveController->getModel();
+
+ // Set the default timer action for our call.
+ // Default = NORMAL_AUTOSAVE
+ // We return a suggestion for an active timer only.
+ // It will be ignored if the timer was disabled by the user ...
+ // Further this state can be set to USER_IDLE only later in this method.
+ // It's not allowed to reset such state then. Because we must know, if
+ // there exists POSTPONED documents. see below ...
+ AutoRecovery::ETimerType eTimer = AutoRecovery::E_NORMAL_AUTOSAVE_INTERVALL;
+
+ Job eJob = m_eJob;
+
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::ResettableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ // This list will be filled with every document
+ // which should be saved as last one. E.g. if it was used
+ // already for a UI save operation => crashed ... and
+ // now we try to save it again ... which can fail again ( of course .-) ).
+ ::std::vector< AutoRecovery::TDocumentList::iterator > lDangerousDocs;
+
+ AutoRecovery::TDocumentList::iterator pIt;
+ for ( pIt = m_lDocCache.begin();
+ pIt != m_lDocCache.end();
+ ++pIt )
+ {
+ AutoRecovery::TDocumentInfo aInfo = *pIt;
+
+ // WORKAROUND... Since the documents are not closed the lock file must be removed explicitly
+ if ( bRemoveLockFiles )
+ lc_removeLockFile( aInfo );
+
+ // WORKAROUND ... see comment of this method
+ if (lc_checkIfSaveForbiddenByArguments(aInfo))
+ continue;
+
+ // already auto saved during this session :-)
+ // This state must be reset for all documents
+ // if timer is started with normal AutoSaveTimerIntervall!
+ if ((aInfo.DocumentState & DocState::Handled) == DocState::Handled)
+ continue;
+
+ // Not modified documents are not saved.
+ // We safe an information about the URL only!
+ Reference< XDocumentRecovery > xDocRecover( aInfo.Document, UNO_QUERY_THROW );
+ if ( !xDocRecover->wasModifiedSinceLastSave() )
+ {
+ aInfo.DocumentState |= DocState::Handled;
+ continue;
+ }
+
+ // check if this document is still used by a concurrent save operation
+ // e.g. if the user tried to save via UI.
+ // Handle it in the following way:
+ // i) For an AutoSave ... ignore this document! It will be saved and next time we will (hopefully)
+ // get a notification about the state of this operation.
+ // And if a document was saved by the user we can remove our temp. file. But that will be done inside
+ // our callback for SaveDone notification.
+ // ii) For a CrashSave ... add it to the list of dangerous documents and
+ // save it after all other documents was saved successfully. That decrease
+ // the chance for a crash inside a crash.
+ // On the other side it's not necessary for documents, which are not modified.
+ // They can be handled normally - means we patch the corresponding configuration entry only.
+ // iii) For a SessionSave ... ignore it! There is no time to wait for this save operation.
+ // Because the WindowManager will kill the process if it doesn't react immediately.
+ // On the other side we can't risk a concurrent save request ... because we know
+ // that it will produce a crash.
+
+ // Attention: Because eJob is used as a flag field, you have to check for the worst case first.
+ // E.g. a CrashSave can overwrite an AutoSave. So you have to check for a CrashSave before an AutoSave!
+ if (aInfo.UsedForSaving)
+ {
+ if ((eJob & Job::EmergencySave) == Job::EmergencySave)
+ {
+ lDangerousDocs.push_back(pIt);
+ continue;
+ }
+ else
+ if ((eJob & Job::SessionSave) == Job::SessionSave)
+ {
+ continue;
+ }
+ else
+ if ((eJob & Job::AutoSave) == Job::AutoSave)
+ {
+ eTimer = AutoRecovery::E_POLL_TILL_AUTOSAVE_IS_ALLOWED;
+ aInfo.DocumentState |= DocState::Postponed;
+ continue;
+ }
+ }
+
+ // a) Document was not postponed - and is active now. => postpone it (restart timer, restart loop)
+ // b) Document was not postponed - and is not active now. => save it
+ // c) Document was postponed - and is not active now. => save it
+ // d) Document was postponed - and is active now. => save it (because user idle was checked already)
+ bool bActive = (xActiveModel == aInfo.Document);
+ bool bWasPostponed = ((aInfo.DocumentState & DocState::Postponed) == DocState::Postponed);
+
+ if (
+ ! bWasPostponed &&
+ bActive
+ )
+ {
+ aInfo.DocumentState |= DocState::Postponed;
+ *pIt = aInfo;
+ // postponed documents will be saved if this method is called again!
+ // That can be done by an outside started timer => E_POLL_FOR_USER_IDLE (if normal AutoSave is active)
+ // or it must be done directly without starting any timer => E_CALL_ME_BACK (if Emergency- or SessionSave is active and must be finished ASAP!)
+ eTimer = AutoRecovery::E_POLL_FOR_USER_IDLE;
+ if (!bAllowUserIdleLoop)
+ eTimer = AutoRecovery::E_CALL_ME_BACK;
+ continue;
+ }
+
+ // b, c, d)
+ // } /* SAFE */
+ g.clear();
+ // changing of aInfo and flushing it is done inside implts_saveOneDoc!
+ implts_saveOneDoc(sBackupPath, aInfo, xExternalProgress);
+ implts_informListener(eJob, AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &aInfo));
+ g.reset();
+ // /* SAFE */ {
+
+ *pIt = aInfo;
+ }
+
+ // Did we have some "dangerous candidates" ?
+ // Try to save it ... but may be it will fail !
+ for (auto const& dangerousDoc : lDangerousDocs)
+ {
+ pIt = dangerousDoc;
+ AutoRecovery::TDocumentInfo aInfo = *pIt;
+
+ // } /* SAFE */
+ g.clear();
+ // changing of aInfo and flushing it is done inside implts_saveOneDoc!
+ implts_saveOneDoc(sBackupPath, aInfo, xExternalProgress);
+ implts_informListener(eJob, AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &aInfo));
+ g.reset();
+ // /* SAFE */ {
+
+ *pIt = aInfo;
+ }
+
+ } /* SAFE */
+
+ return eTimer;
+}
+
+void AutoRecovery::implts_saveOneDoc(const OUString& sBackupPath ,
+ AutoRecovery::TDocumentInfo& rInfo ,
+ const css::uno::Reference< css::task::XStatusIndicator >& xExternalProgress)
+{
+ // no document? => can occur if we loaded our configuration with files,
+ // which couldn't be recovered successfully. In such case we have all needed information
+ // excepting the real document instance!
+
+ // TODO: search right place, where such "dead files" can be removed from the configuration!
+ if (!rInfo.Document.is())
+ return;
+
+ utl::MediaDescriptor lOldArgs(rInfo.Document->getArgs());
+ implts_generateNewTempURL(sBackupPath, lOldArgs, rInfo);
+
+ // if the document was loaded with a password, it should be
+ // stored with password
+ utl::MediaDescriptor lNewArgs;
+ css::uno::Sequence< css::beans::NamedValue > aEncryptionData =
+ lOldArgs.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_ENCRYPTIONDATA(),
+ css::uno::Sequence< css::beans::NamedValue >());
+ if (aEncryptionData.hasElements())
+ lNewArgs[utl::MediaDescriptor::PROP_ENCRYPTIONDATA()] <<= aEncryptionData;
+
+ // Further it must be saved using the default file format of that application.
+ // Otherwise we will some data lost.
+ if (!rInfo.DefaultFilter.isEmpty())
+ lNewArgs[utl::MediaDescriptor::PROP_FILTERNAME()] <<= rInfo.DefaultFilter;
+
+ // prepare frame/document/mediadescriptor in a way, that it uses OUR progress .-)
+ if (xExternalProgress.is())
+ lNewArgs[utl::MediaDescriptor::PROP_STATUSINDICATOR()] <<= xExternalProgress;
+ impl_establishProgress(rInfo, lNewArgs, css::uno::Reference< css::frame::XFrame >());
+
+ // #i66598# use special handling of property "DocumentBaseURL" (it must be an empty string!)
+ // for make hyperlinks working
+ lNewArgs[utl::MediaDescriptor::PROP_DOCUMENTBASEURL()] <<= OUString();
+
+ // try to save this document as a new temp file every time.
+ // Mark AutoSave state as "INCOMPLETE" if it failed.
+ // Because the last temp file is too old and does not include all changes.
+ Reference< XDocumentRecovery > xDocRecover(rInfo.Document, css::uno::UNO_QUERY_THROW);
+
+ // safe the state about "trying to save"
+ // ... we need it for recovery if e.g. a crash occurs inside next line!
+ rInfo.DocumentState |= DocState::TrySave;
+ implts_flushConfigItem(rInfo);
+
+ // If userautosave is enabled, first try to save the original file.
+ // Note that we must do it *before* calling storeToRecoveryFile, so in case of failure here
+ // we won't remain with the modified flag set to true, even though the autorecovery save succeeded.
+ try
+ {
+ // We must check here for an empty URL to avoid a "This operation is not supported on this operating system."
+ // message during autosave.
+ if ((m_eJob & Job::UserAutoSave) == Job::UserAutoSave && !rInfo.OrgURL.isEmpty())
+ {
+ Reference< XStorable > xDocSave(rInfo.Document, css::uno::UNO_QUERY_THROW);
+ xDocSave->store();
+ }
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+
+ sal_Int32 nRetry = RETRY_STORE_ON_FULL_DISC_FOREVER;
+ bool bError = false;
+ do
+ {
+ try
+ {
+ xDocRecover->storeToRecoveryFile( rInfo.NewTempURL, lNewArgs.getAsConstPropertyValueList() );
+
+#ifdef TRIGGER_FULL_DISC_CHECK
+ throw css::uno::Exception("trigger full disk check");
+#else // TRIGGER_FULL_DISC_CHECK
+
+ bError = false;
+ nRetry = 0;
+#endif // TRIGGER_FULL_DISC_CHECK
+ }
+ catch(const css::uno::Exception&)
+ {
+ bError = true;
+
+ // a) FULL DISC seems to be the problem behind => show error and retry it forever (e.g. retry=300)
+ // b) unknown problem (may be locking problem) => reset RETRY value to more useful value(!) (e.g. retry=3)
+ // c) unknown problem (may be locking problem) + 1..2 repeating operations => throw the original exception to force generation of a stacktrace !
+
+ sal_Int32 nMinSpaceDocSave;
+ /* SAFE */ {
+ osl::MutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+ nMinSpaceDocSave = m_nMinSpaceDocSave;
+ } /* SAFE */
+
+ if (! impl_enoughDiscSpace(nMinSpaceDocSave))
+ AutoRecovery::impl_showFullDiscError();
+ else if (nRetry > RETRY_STORE_ON_MIGHT_FULL_DISC_USEFULL)
+ nRetry = RETRY_STORE_ON_MIGHT_FULL_DISC_USEFULL;
+ else if (nRetry <= GIVE_UP_RETRY)
+ throw; // force stacktrace to know if there exist might other reasons, why an AutoSave can fail !!!
+
+ --nRetry;
+ }
+ }
+ while(nRetry>0);
+
+ if (! bError)
+ {
+ // safe the state about success
+ // ... you know the reason: to know it on recovery time if next line crash .-)
+ rInfo.DocumentState &= ~DocState::TrySave;
+ rInfo.DocumentState |= DocState::Handled;
+ rInfo.DocumentState |= DocState::Succeeded;
+ }
+ else
+ {
+ // safe the state about error ...
+ rInfo.NewTempURL.clear();
+ rInfo.DocumentState &= ~DocState::TrySave;
+ rInfo.DocumentState |= DocState::Handled;
+ rInfo.DocumentState |= DocState::Incomplete;
+ }
+
+ // make sure the progress is not referred any longer
+ impl_forgetProgress(rInfo, lNewArgs, css::uno::Reference< css::frame::XFrame >());
+
+ // try to remove the old temp file.
+ // Ignore any error here. We have a new temp file, which is up to date.
+ // The only thing is: we fill the disk with temp files, if we can't remove old ones :-)
+ OUString sRemoveFile = rInfo.OldTempURL;
+ rInfo.OldTempURL = rInfo.NewTempURL;
+ rInfo.NewTempURL.clear();
+
+ implts_flushConfigItem(rInfo);
+
+ // We must know if the user modifies the document again ...
+ implts_startModifyListeningOnDoc(rInfo);
+
+ AutoRecovery::st_impl_removeFile(sRemoveFile);
+}
+
+AutoRecovery::ETimerType AutoRecovery::implts_openDocs(const DispatchParams& aParams)
+{
+ AutoRecovery::ETimerType eTimer = AutoRecovery::E_DONT_START_TIMER;
+
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::ResettableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ Job eJob = m_eJob;
+ for (auto & info : m_lDocCache)
+ {
+ // Such documents are already loaded by the last loop.
+ // Don't check DocState::Succeeded here! It may be the final state of an AutoSave
+ // operation before!!!
+ if ((info.DocumentState & DocState::Handled) == DocState::Handled)
+ continue;
+
+ // a1,b1,c1,d2,e2,f2)
+ if ((info.DocumentState & DocState::Damaged) == DocState::Damaged)
+ {
+ // don't forget to inform listener! May be this document was
+ // damaged on last saving time ...
+ // Then our listener need this notification.
+ // If it was damaged during last "try to open" ...
+ // it will be notified more than once. SH.. HAPPENS ...
+ // } /* SAFE */
+ g.clear();
+ implts_informListener(eJob,
+ AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &info));
+ g.reset();
+ // /* SAFE */ {
+ continue;
+ }
+
+ utl::MediaDescriptor lDescriptor;
+
+ // it's a UI feature - so the "USER" itself must be set as referrer
+ lDescriptor[utl::MediaDescriptor::PROP_REFERRER()] <<= OUString(REFERRER_USER);
+ lDescriptor[utl::MediaDescriptor::PROP_SALVAGEDFILE()] <<= OUString();
+
+ // recovered documents are loaded hidden, and shown all at once, later
+ lDescriptor[utl::MediaDescriptor::PROP_HIDDEN()] <<= true;
+
+ if (aParams.m_xProgress.is())
+ lDescriptor[utl::MediaDescriptor::PROP_STATUSINDICATOR()] <<= aParams.m_xProgress;
+
+ bool bBackupWasTried = (
+ ((info.DocumentState & DocState::TryLoadBackup ) == DocState::TryLoadBackup) || // temp. state!
+ ((info.DocumentState & DocState::Incomplete ) == DocState::Incomplete ) // transport DocState::TryLoadBackup from last loop to this new one!
+ );
+ bool bOriginalWasTried = ((info.DocumentState & DocState::TryLoadOriginal) == DocState::TryLoadOriginal);
+
+ if (bBackupWasTried)
+ {
+ if (!bOriginalWasTried)
+ {
+ info.DocumentState |= DocState::Incomplete;
+ // try original URL ... ! don't continue with next item here ...
+ }
+ else
+ {
+ info.DocumentState |= DocState::Damaged;
+ continue;
+ }
+ }
+
+ OUString sLoadOriginalURL;
+ OUString sLoadBackupURL;
+
+ if (!bBackupWasTried)
+ sLoadBackupURL = info.OldTempURL;
+
+ if (!info.OrgURL.isEmpty())
+ {
+ sLoadOriginalURL = info.OrgURL;
+ }
+ else if (!info.TemplateURL.isEmpty())
+ {
+ sLoadOriginalURL = info.TemplateURL;
+ lDescriptor[utl::MediaDescriptor::PROP_ASTEMPLATE()] <<= true;
+ lDescriptor[utl::MediaDescriptor::PROP_TEMPLATENAME()] <<= info.TemplateURL;
+ }
+ else if (!info.FactoryURL.isEmpty())
+ {
+ sLoadOriginalURL = info.FactoryURL;
+ lDescriptor[utl::MediaDescriptor::PROP_ASTEMPLATE()] <<= true;
+ }
+
+ // A "Salvaged" item must exists every time. The core can make something special then for recovery.
+ // Of course it should be the real file name of the original file, in case we load the temp. backup here.
+ OUString sURL;
+ if (!sLoadBackupURL.isEmpty())
+ {
+ sURL = sLoadBackupURL;
+ info.DocumentState |= DocState::TryLoadBackup;
+ lDescriptor[utl::MediaDescriptor::PROP_SALVAGEDFILE()] <<= sLoadOriginalURL;
+ }
+ else if (!sLoadOriginalURL.isEmpty())
+ {
+ sURL = sLoadOriginalURL;
+ info.DocumentState |= DocState::TryLoadOriginal;
+ }
+ else
+ continue; // TODO ERROR!
+
+ LoadEnv::initializeUIDefaults( m_xContext, lDescriptor, true, nullptr );
+
+ // } /* SAFE */
+ g.clear();
+
+ implts_flushConfigItem(info);
+ implts_informListener(eJob,
+ AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &info));
+
+ try
+ {
+ implts_openOneDoc(sURL, lDescriptor, info);
+ }
+ catch(const css::uno::Exception&)
+ {
+ info.DocumentState &= ~DocState::TryLoadBackup;
+ info.DocumentState &= ~DocState::TryLoadOriginal;
+ if (!sLoadBackupURL.isEmpty())
+ {
+ info.DocumentState |= DocState::Incomplete;
+ eTimer = AutoRecovery::E_CALL_ME_BACK;
+ }
+ else
+ {
+ info.DocumentState |= DocState::Handled;
+ info.DocumentState |= DocState::Damaged;
+ }
+
+ implts_flushConfigItem(info, true);
+ implts_informListener(eJob,
+ AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &info));
+
+ // /* SAFE */ {
+ // Needed for next loop!
+ g.reset();
+ continue;
+ }
+
+ if (!info.RealFilter.isEmpty())
+ {
+ utl::MediaDescriptor lPatchDescriptor(info.Document->getArgs());
+ lPatchDescriptor[utl::MediaDescriptor::PROP_FILTERNAME()] <<= info.RealFilter;
+ info.Document->attachResource(info.Document->getURL(), lPatchDescriptor.getAsConstPropertyValueList());
+ // do *not* use sURL here. In case this points to the recovery file, it has already been passed
+ // to recoverFromFile. Also, passing it here is logically wrong, as attachResource is intended
+ // to take the logical file URL.
+ }
+
+ css::uno::Reference< css::util::XModifiable > xModify(info.Document, css::uno::UNO_QUERY);
+ if ( xModify.is() )
+ {
+ bool bModified = ((info.DocumentState & DocState::Modified) == DocState::Modified);
+ xModify->setModified(bModified);
+ }
+
+ info.DocumentState &= ~DocState::TryLoadBackup;
+ info.DocumentState &= ~DocState::TryLoadOriginal;
+ info.DocumentState |= DocState::Handled;
+ info.DocumentState |= DocState::Succeeded;
+
+ implts_flushConfigItem(info);
+ implts_informListener(eJob,
+ AutoRecovery::implst_createFeatureStateEvent(eJob, OPERATION_UPDATE, &info));
+
+ /* Normally we listen as XModifyListener on a document to know if a document was changed
+ since our last AutoSave. And we deregister us in case we know this state.
+ But directly after one document as recovered ... we must start listening.
+ Otherwise the first "modify" doesn't reach us. Because we ourself called setModified()
+ on the document via API. And currently we don't listen for any events (not at theGlobalEventBroadcaster
+ nor at any document!).
+ */
+ implts_startModifyListeningOnDoc(info);
+
+ // /* SAFE */ {
+ // Needed for next loop. Don't unlock it again!
+ g.reset();
+ }
+
+ } /* SAFE */
+
+ return eTimer;
+}
+
+void AutoRecovery::implts_openOneDoc(const OUString& sURL ,
+ utl::MediaDescriptor& lDescriptor,
+ AutoRecovery::TDocumentInfo& rInfo )
+{
+ css::uno::Reference< css::frame::XDesktop2 > xDesktop = css::frame::Desktop::create(m_xContext);
+
+ ::std::vector< Reference< XComponent > > aCleanup;
+ try
+ {
+ // create a new document of the desired type
+ Reference< XModel2 > xModel(m_xContext->getServiceManager()->createInstanceWithContext(
+ rInfo.FactoryService, m_xContext), UNO_QUERY_THROW);
+ aCleanup.emplace_back(xModel.get() );
+
+ // put the filter name into the descriptor - we're not going to involve any type detection, so
+ // the document might be lost without the FilterName property
+ if ( (rInfo.DocumentState & DocState::TryLoadOriginal) == DocState::TryLoadOriginal)
+ lDescriptor[ utl::MediaDescriptor::PROP_FILTERNAME() ] <<= rInfo.RealFilter;
+ else
+ lDescriptor[ utl::MediaDescriptor::PROP_FILTERNAME() ] <<= rInfo.DefaultFilter;
+
+ if ( sURL == rInfo.FactoryURL )
+ {
+ // if the document was a new, unmodified document, then there's nothing to recover, just to init
+ ENSURE_OR_THROW( ( rInfo.DocumentState & DocState::Modified ) == DocState(0),
+ "unexpected document state" );
+ Reference< XLoadable > xModelLoad( xModel, UNO_QUERY_THROW );
+ xModelLoad->initNew();
+
+ // TODO: remove load-process specific arguments from the descriptor, e.g. the status indicator
+ xModel->attachResource( sURL, lDescriptor.getAsConstPropertyValueList() );
+ }
+ else
+ {
+ OUString sFilterName;
+ lDescriptor[utl::MediaDescriptor::PROP_FILTERNAME()] >>= sFilterName;
+ if (!sFilterName.isEmpty()
+ && ( sFilterName == "Calc MS Excel 2007 XML"
+ || sFilterName == "Impress MS PowerPoint 2007 XML"
+ || sFilterName == "MS Word 2007 XML"))
+ // TODO: Probably need to check other affected formats + templates?
+ {
+ // tdf#129096: in case of recovery of password protected OOXML document it is done not
+ // the same way as ordinal loading. Inside XDocumentRecovery::recoverFromFile
+ // there is a call to XFilter::filter which has constant media descriptor and thus
+ // all encryption data used in document is lost. To avoid this try to walkaround
+ // with explicit call to FormatDetector. It will try to load document, prompt for password
+ // and store this info in media descriptor we will use for recoverFromFile call.
+ Reference< css::document::XExtendedFilterDetection > xDetection(
+ m_xContext->getServiceManager()->createInstanceWithContext(
+ "com.sun.star.comp.oox.FormatDetector", m_xContext),
+ UNO_QUERY_THROW);
+ lDescriptor[utl::MediaDescriptor::PROP_URL()] <<= sURL;
+ Sequence< css::beans::PropertyValue > aDescriptorSeq = lDescriptor.getAsConstPropertyValueList();
+ OUString sType = xDetection->detect(aDescriptorSeq);
+
+ OUString sNewFilterName;
+ lDescriptor[utl::MediaDescriptor::PROP_FILTERNAME()] >>= sNewFilterName;
+ if (!sType.isEmpty() && sNewFilterName == sFilterName)
+ {
+ // Filter detection was okay, update media descriptor with one received from FilterDetect
+ lDescriptor = aDescriptorSeq;
+ }
+ }
+
+ // let it recover itself
+ Reference< XDocumentRecovery > xDocRecover( xModel, UNO_QUERY_THROW );
+ xDocRecover->recoverFromFile(
+ sURL,
+ lDescriptor.getUnpackedValueOrDefault( utl::MediaDescriptor::PROP_SALVAGEDFILE(), OUString() ),
+ lDescriptor.getAsConstPropertyValueList()
+ );
+
+ // No attachResource needed here. By definition (of XDocumentRecovery), the implementation is responsible
+ // for completely initializing the model, which includes attachResource (or equivalent), if required.
+ }
+
+ // re-create all the views
+ ::std::vector< OUString > aViewsToRestore( rInfo.ViewNames.getLength() );
+ if ( rInfo.ViewNames.hasElements() )
+ ::std::copy( rInfo.ViewNames.begin(), rInfo.ViewNames.end(), aViewsToRestore.begin() );
+ // if we don't have views for whatever reason, then create a default-view, at least
+ if ( aViewsToRestore.empty() )
+ aViewsToRestore.emplace_back( );
+
+ for (auto const& viewToRestore : aViewsToRestore)
+ {
+ // create a frame
+ Reference< XFrame > xTargetFrame = xDesktop->findFrame( SPECIALTARGET_BLANK, 0 );
+ aCleanup.emplace_back(xTargetFrame.get() );
+
+ // create a view to the document
+ Reference< XController2 > xController;
+ if ( viewToRestore.getLength() )
+ {
+ xController.set( xModel->createViewController( viewToRestore, Sequence< css::beans::PropertyValue >(), xTargetFrame ), UNO_SET_THROW );
+ }
+ else
+ {
+ xController.set( xModel->createDefaultViewController( xTargetFrame ), UNO_SET_THROW );
+ }
+
+ // introduce model/view/controller to each other
+ xController->attachModel( xModel.get() );
+ xModel->connectController( xController.get() );
+ xTargetFrame->setComponent( xController->getComponentWindow(), xController.get() );
+ xController->attachFrame( xTargetFrame );
+ xModel->setCurrentController( xController.get() );
+ }
+
+ rInfo.Document = xModel.get();
+ }
+ catch(const css::uno::RuntimeException&)
+ {
+ throw;
+ }
+ catch(const css::uno::Exception&)
+ {
+ Any aCaughtException( ::cppu::getCaughtException() );
+
+ // clean up
+ for (auto const& component : aCleanup)
+ {
+ css::uno::Reference< css::util::XCloseable > xClose(component, css::uno::UNO_QUERY);
+ if ( xClose.is() )
+ xClose->close( true );
+ else
+ component->dispose();
+ }
+
+ // re-throw
+ throw css::lang::WrappedTargetException(
+ "Recovery of \"" + sURL + "\" failed.",
+ static_cast< css::frame::XDispatch* >(this),
+ aCaughtException
+ );
+ }
+}
+
+void AutoRecovery::implts_generateNewTempURL(const OUString& sBackupPath ,
+ utl::MediaDescriptor& /*rMediaDescriptor*/,
+ AutoRecovery::TDocumentInfo& rInfo )
+{
+ // specify URL for saving (which points to a temp file inside backup directory)
+ // and define a unique name, so we can locate it later.
+ // This unique name must solve an optimization problem too!
+ // In case we are asked to save unmodified documents too - and one of them
+ // is an empty one (because it was new created using e.g. a URL private:factory/...)
+ // we should not save it really. Then we put the information about such "empty document"
+ // into the configuration and don't create any recovery file on disk.
+ // We use the title of the document to make it unique.
+ OUStringBuffer sUniqueName;
+ if (!rInfo.OrgURL.isEmpty())
+ {
+ css::uno::Reference< css::util::XURLTransformer > xParser(css::util::URLTransformer::create(m_xContext));
+ css::util::URL aURL;
+ aURL.Complete = rInfo.OrgURL;
+ xParser->parseStrict(aURL);
+ sUniqueName.append(aURL.Name);
+ }
+ else if (!rInfo.FactoryURL.isEmpty())
+ sUniqueName.append("untitled");
+ sUniqueName.append("_");
+
+ // TODO: Must we strip some illegal signes - if we use the title?
+
+ OUString sName(sUniqueName.makeStringAndClear());
+ OUString sExtension(rInfo.Extension);
+ OUString sPath(sBackupPath);
+ ::utl::TempFile aTempFile(sName, true, &sExtension, &sPath, true);
+
+ rInfo.NewTempURL = aTempFile.GetURL();
+}
+
+void AutoRecovery::implts_informListener( Job eJob ,
+ const css::frame::FeatureStateEvent& aEvent)
+{
+ // Helper shares mutex with us -> threadsafe!
+ ::cppu::OInterfaceContainerHelper* pListenerForURL = nullptr;
+ OUString sJob = AutoRecovery::implst_getJobDescription(eJob);
+
+ // inform listener, which are registered for any URLs(!)
+ pListenerForURL = m_lListener.getContainer(sJob);
+ if(pListenerForURL == nullptr)
+ return;
+
+ ::cppu::OInterfaceIteratorHelper pIt(*pListenerForURL);
+ while(pIt.hasMoreElements())
+ {
+ try
+ {
+ css::uno::Reference< css::frame::XStatusListener > xListener(static_cast<css::frame::XStatusListener*>(pIt.next()), css::uno::UNO_QUERY);
+ xListener->statusChanged(aEvent);
+ }
+ catch(const css::uno::RuntimeException&)
+ {
+ pIt.remove();
+ }
+ }
+}
+
+OUString AutoRecovery::implst_getJobDescription(Job eJob)
+{
+ // describe the current running operation
+ OUStringBuffer sFeature(256);
+ sFeature.append(CMD_PROTOCOL);
+
+ // Attention: Because "eJob" is used as a flag field the order of checking these
+ // flags is important. We must prefer job with higher priorities!
+ // E.g. EmergencySave has an higher prio then AutoSave ...
+ // On the other side there exist a well defined order between two different jobs.
+ // e.g. PrepareEmergencySave must be done before EmergencySave is started of course.
+
+ if ((eJob & Job::PrepareEmergencySave) == Job::PrepareEmergencySave)
+ sFeature.append(CMD_DO_PREPARE_EMERGENCY_SAVE);
+ else if ((eJob & Job::EmergencySave) == Job::EmergencySave)
+ sFeature.append(CMD_DO_EMERGENCY_SAVE);
+ else if ((eJob & Job::Recovery) == Job::Recovery)
+ sFeature.append(CMD_DO_RECOVERY);
+ else if ((eJob & Job::SessionSave) == Job::SessionSave)
+ sFeature.append(CMD_DO_SESSION_SAVE);
+ else if ((eJob & Job::SessionQuietQuit) == Job::SessionQuietQuit)
+ sFeature.append(CMD_DO_SESSION_QUIET_QUIT);
+ else if ((eJob & Job::SessionRestore) == Job::SessionRestore)
+ sFeature.append(CMD_DO_SESSION_RESTORE);
+ else if ((eJob & Job::EntryBackup) == Job::EntryBackup)
+ sFeature.append(CMD_DO_ENTRY_BACKUP);
+ else if ((eJob & Job::EntryCleanup) == Job::EntryCleanup)
+ sFeature.append(CMD_DO_ENTRY_CLEANUP);
+ else if ((eJob & Job::AutoSave) == Job::AutoSave)
+ sFeature.append(CMD_DO_AUTO_SAVE);
+ else if ( eJob != Job::NoJob )
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implst_getJobDescription(): Invalid job identifier detected.");
+
+ return sFeature.makeStringAndClear();
+}
+
+Job AutoRecovery::implst_classifyJob(const css::util::URL& aURL)
+{
+ if ( aURL.Protocol == CMD_PROTOCOL )
+ {
+ if ( aURL.Path == CMD_DO_PREPARE_EMERGENCY_SAVE )
+ return Job::PrepareEmergencySave;
+ else if ( aURL.Path == CMD_DO_EMERGENCY_SAVE )
+ return Job::EmergencySave;
+ else if ( aURL.Path == CMD_DO_RECOVERY )
+ return Job::Recovery;
+ else if ( aURL.Path == CMD_DO_ENTRY_BACKUP )
+ return Job::EntryBackup;
+ else if ( aURL.Path == CMD_DO_ENTRY_CLEANUP )
+ return Job::EntryCleanup;
+ else if ( aURL.Path == CMD_DO_SESSION_SAVE )
+ return Job::SessionSave;
+ else if ( aURL.Path == CMD_DO_SESSION_QUIET_QUIT )
+ return Job::SessionQuietQuit;
+ else if ( aURL.Path == CMD_DO_SESSION_RESTORE )
+ return Job::SessionRestore;
+ else if ( aURL.Path == CMD_DO_DISABLE_RECOVERY )
+ return Job::DisableAutorecovery;
+ else if ( aURL.Path == CMD_DO_SET_AUTOSAVE_STATE )
+ return Job::SetAutosaveState;
+ }
+
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_classifyJob(): Invalid URL (protocol).");
+ return Job::NoJob;
+}
+
+css::frame::FeatureStateEvent AutoRecovery::implst_createFeatureStateEvent( Job eJob ,
+ const OUString& sEventType,
+ AutoRecovery::TDocumentInfo const * pInfo )
+{
+ css::frame::FeatureStateEvent aEvent;
+ aEvent.FeatureURL.Complete = AutoRecovery::implst_getJobDescription(eJob);
+ aEvent.FeatureDescriptor = sEventType;
+
+ if (pInfo && sEventType == OPERATION_UPDATE)
+ {
+ // pack rInfo for transport via UNO
+ ::comphelper::NamedValueCollection aInfo;
+ aInfo.put( OUString(CFG_ENTRY_PROP_ID), pInfo->ID );
+ aInfo.put( OUString(CFG_ENTRY_PROP_ORIGINALURL), pInfo->OrgURL );
+ aInfo.put( OUString(CFG_ENTRY_PROP_FACTORYURL), pInfo->FactoryURL );
+ aInfo.put( OUString(CFG_ENTRY_PROP_TEMPLATEURL), pInfo->TemplateURL );
+ aInfo.put( OUString(CFG_ENTRY_PROP_TEMPURL), pInfo->OldTempURL.isEmpty() ? pInfo->NewTempURL : pInfo->OldTempURL );
+ aInfo.put( OUString(CFG_ENTRY_PROP_MODULE), pInfo->AppModule);
+ aInfo.put( OUString(CFG_ENTRY_PROP_TITLE), pInfo->Title);
+ aInfo.put( OUString(CFG_ENTRY_PROP_VIEWNAMES), pInfo->ViewNames);
+ aInfo.put( OUString(CFG_ENTRY_PROP_DOCUMENTSTATE), sal_Int32(pInfo->DocumentState));
+
+ aEvent.State <<= aInfo.getPropertyValues();
+ }
+
+ return aEvent;
+}
+
+void AutoRecovery::implts_resetHandleStates()
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ /* SAFE */ {
+ osl::ResettableMutexGuard g(cppu::WeakComponentImplHelperBase::rBHelper.rMutex);
+
+ for (auto & info : m_lDocCache)
+ {
+ info.DocumentState &= ~DocState::Handled;
+ info.DocumentState &= ~DocState::Postponed;
+
+ // } /* SAFE */
+ g.clear();
+ implts_flushConfigItem(info);
+ g.reset();
+ // /* SAFE */ {
+ }
+ } /* SAFE */
+}
+
+void AutoRecovery::implts_prepareEmergencySave()
+{
+ // Be sure to know all open documents really .-)
+ implts_verifyCacheAgainstDesktopDocumentList();
+
+ // hide all docs, so the user can't disturb our emergency save .-)
+ implts_changeAllDocVisibility(false);
+}
+
+void AutoRecovery::implts_doEmergencySave(const DispatchParams& aParams)
+{
+ // Write a hint "we crashed" into the configuration, so
+ // the error report tool is started too in case no recovery
+ // documents exists and was saved.
+
+ std::shared_ptr<comphelper::ConfigurationChanges> batch(
+ comphelper::ConfigurationChanges::create(m_xContext));
+ officecfg::Office::Recovery::RecoveryInfo::Crashed::set(true, batch);
+ batch->commit();
+
+ // for all docs, store their current view/names in the configuration
+ implts_persistAllActiveViewNames();
+
+ // The called method for saving documents runs
+ // during normal AutoSave more than once. Because
+ // it postpone active documents and save it later.
+ // That is normally done by recalling it from a timer.
+ // Here we must do it immediately!
+ // Of course this method returns the right state -
+ // because it knows, that we are running in EMERGENCY SAVE mode .-)
+
+ bool const bAllowUserIdleLoop = false; // not allowed to change that .-)
+ AutoRecovery::ETimerType eSuggestedTimer = AutoRecovery::E_DONT_START_TIMER;
+ do
+ {
+ eSuggestedTimer = implts_saveDocs(bAllowUserIdleLoop, true, &aParams);
+ }
+ while(eSuggestedTimer == AutoRecovery::E_CALL_ME_BACK);
+
+ // reset the handle state of all
+ // cache items. Such handle state indicates, that a document
+ // was already saved during the THIS(!) EmergencySave session.
+ // Of course following recovery session must be started without
+ // any "handle" state ...
+ implts_resetHandleStates();
+
+ // flush config cached back to disc.
+ impl_flushALLConfigChanges();
+
+ // try to make sure next time office will be started user won't be
+ // notified about any other might be running office instance
+ // remove ".lock" file from disc !
+ AutoRecovery::st_impl_removeLockFile();
+}
+
+void AutoRecovery::implts_doRecovery(const DispatchParams& aParams)
+{
+ AutoRecovery::ETimerType eSuggestedTimer = AutoRecovery::E_DONT_START_TIMER;
+ do
+ {
+ eSuggestedTimer = implts_openDocs(aParams);
+ }
+ while(eSuggestedTimer == AutoRecovery::E_CALL_ME_BACK);
+
+ // reset the handle state of all
+ // cache items. Such handle state indicates, that a document
+ // was already saved during the THIS(!) Recovery session.
+ // Of course a may be following EmergencySave session must be started without
+ // any "handle" state...
+ implts_resetHandleStates();
+
+ // Reset the configuration hint "we were crashed"!
+ std::shared_ptr<comphelper::ConfigurationChanges> batch(
+ comphelper::ConfigurationChanges::create(m_xContext));
+ officecfg::Office::Recovery::RecoveryInfo::Crashed::set(false, batch);
+ batch->commit();
+}
+
+void AutoRecovery::implts_doSessionSave(const DispatchParams& aParams)
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_doSessionSave()");
+
+ // Be sure to know all open documents really .-)
+ implts_verifyCacheAgainstDesktopDocumentList();
+
+ // for all docs, store their current view/names in the configuration
+ implts_persistAllActiveViewNames();
+
+ // The called method for saving documents runs
+ // during normal AutoSave more than once. Because
+ // it postpone active documents and save it later.
+ // That is normally done by recalling it from a timer.
+ // Here we must do it immediately!
+ // Of course this method returns the right state -
+ // because it knows, that we are running in SESSION SAVE mode .-)
+
+ bool const bAllowUserIdleLoop = false; // not allowed to change that .-)
+ AutoRecovery::ETimerType eSuggestedTimer = AutoRecovery::E_DONT_START_TIMER;
+ do
+ {
+ // do not remove lock files of the documents, it will be done on session quit
+ eSuggestedTimer = implts_saveDocs(bAllowUserIdleLoop, false, &aParams);
+ }
+ while(eSuggestedTimer == AutoRecovery::E_CALL_ME_BACK);
+
+ // reset the handle state of all
+ // cache items. Such handle state indicates, that a document
+ // was already saved during the THIS(!) save session.
+ // Of course following restore session must be started without
+ // any "handle" state ...
+ implts_resetHandleStates();
+
+ // flush config cached back to disc.
+ impl_flushALLConfigChanges();
+}
+
+void AutoRecovery::implts_doSessionQuietQuit()
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_doSessionQuietQuit()");
+
+ // try to make sure next time office will be started user won't be
+ // notified about any other might be running office instance
+ // remove ".lock" file from disc!
+ // it is done as a first action for session save since Gnome sessions
+ // do not provide enough time for shutdown, and the dialog looks to be
+ // confusing for the user
+ AutoRecovery::st_impl_removeLockFile();
+
+ // reset all modified documents, so the don't show any UI on closing ...
+ // and close all documents, so we can shutdown the OS!
+ implts_prepareSessionShutdown();
+
+ // Write a hint for "stored session data" into the configuration, so
+ // the on next startup we know what's happen last time
+ std::shared_ptr<comphelper::ConfigurationChanges> batch(
+ comphelper::ConfigurationChanges::create(m_xContext));
+ officecfg::Office::Recovery::RecoveryInfo::SessionData::set(true, batch);
+ batch->commit();
+
+ // flush config cached back to disc.
+ impl_flushALLConfigChanges();
+}
+
+void AutoRecovery::implts_doSessionRestore(const DispatchParams& aParams)
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_doSessionRestore() ...");
+
+ AutoRecovery::ETimerType eSuggestedTimer = AutoRecovery::E_DONT_START_TIMER;
+ do
+ {
+ eSuggestedTimer = implts_openDocs(aParams);
+ }
+ while(eSuggestedTimer == AutoRecovery::E_CALL_ME_BACK);
+
+ // reset the handle state of all
+ // cache items. Such handle state indicates, that a document
+ // was already saved during the THIS(!) Restore session.
+ // Of course a may be following save session must be started without
+ // any "handle" state ...
+ implts_resetHandleStates();
+
+ // make all opened documents visible
+ implts_changeAllDocVisibility(true);
+
+ // Reset the configuration hint for "session save"!
+ SAL_INFO("fwk.autorecovery", "... reset config key 'SessionData'");
+ std::shared_ptr<comphelper::ConfigurationChanges> batch(
+ comphelper::ConfigurationChanges::create(m_xContext));
+ officecfg::Office::Recovery::RecoveryInfo::SessionData::set(false, batch);
+ batch->commit();
+
+ SAL_INFO("fwk.autorecovery", "... AutoRecovery::implts_doSessionRestore()");
+}
+
+void AutoRecovery::implts_backupWorkingEntry(const DispatchParams& aParams)
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_USE);
+
+ for (auto const& info : m_lDocCache)
+ {
+ if (info.ID != aParams.m_nWorkingEntryID)
+ continue;
+
+ OUString sSourceURL;
+ // Prefer temp file. It contains the changes against the original document!
+ if (!info.OldTempURL.isEmpty())
+ sSourceURL = info.OldTempURL;
+ else if (!info.NewTempURL.isEmpty())
+ sSourceURL = info.NewTempURL;
+ else if (!info.OrgURL.isEmpty())
+ sSourceURL = info.OrgURL;
+ else
+ continue; // nothing real to save! An unmodified but new created document.
+
+ INetURLObject aParser(sSourceURL);
+ // AutoRecovery::EFailureSafeResult eResult =
+ implts_copyFile(sSourceURL, aParams.m_sSavePath, aParser.getName());
+
+ // TODO: Check eResult and react for errors (InteractionHandler!?)
+ // Currently we ignore it ...
+ // DON'T UPDATE THE CACHE OR REMOVE ANY TEMP. FILES FROM DISK.
+ // That has to be forced from outside explicitly.
+ // See implts_cleanUpWorkingEntry() for further details.
+ }
+}
+
+void AutoRecovery::implts_cleanUpWorkingEntry(const DispatchParams& aParams)
+{
+ CacheLockGuard aCacheLock(this, cppu::WeakComponentImplHelperBase::rBHelper.rMutex, m_nDocCacheLock, LOCK_FOR_CACHE_ADD_REMOVE);
+
+ AutoRecovery::TDocumentList::iterator pIt = std::find_if(m_lDocCache.begin(), m_lDocCache.end(),
+ [&aParams](const AutoRecovery::TDocumentInfo& rInfo) { return rInfo.ID == aParams.m_nWorkingEntryID; });
+ if (pIt != m_lDocCache.end())
+ {
+ AutoRecovery::TDocumentInfo& rInfo = *pIt;
+ AutoRecovery::st_impl_removeFile(rInfo.OldTempURL);
+ AutoRecovery::st_impl_removeFile(rInfo.NewTempURL);
+ implts_flushConfigItem(rInfo, true); // sal_True => remove it from xml config!
+
+ m_lDocCache.erase(pIt);
+ }
+}
+
+AutoRecovery::EFailureSafeResult AutoRecovery::implts_copyFile(const OUString& sSource ,
+ const OUString& sTargetPath,
+ const OUString& sTargetName)
+{
+ // create content for the parent folder and call transfer on that content with the source content
+ // and the destination file name as parameters
+
+ css::uno::Reference< css::ucb::XCommandEnvironment > xEnvironment;
+
+ ::ucbhelper::Content aSourceContent;
+ ::ucbhelper::Content aTargetContent;
+
+ try
+ {
+ aTargetContent = ::ucbhelper::Content(sTargetPath, xEnvironment, m_xContext);
+ }
+ catch(const css::uno::Exception&)
+ {
+ return AutoRecovery::E_WRONG_TARGET_PATH;
+ }
+
+ sal_Int32 nNameClash;
+ nNameClash = css::ucb::NameClash::RENAME;
+
+ try
+ {
+ bool bSuccess = ::ucbhelper::Content::create(sSource, xEnvironment, m_xContext, aSourceContent);
+ if (!bSuccess)
+ return AutoRecovery::E_ORIGINAL_FILE_MISSING;
+ aTargetContent.transferContent(aSourceContent, ::ucbhelper::InsertOperation::Copy, sTargetName, nNameClash);
+ }
+ catch(const css::uno::Exception&)
+ {
+ return AutoRecovery::E_ORIGINAL_FILE_MISSING;
+ }
+
+ return AutoRecovery::E_COPIED;
+}
+
+sal_Bool SAL_CALL AutoRecovery::convertFastPropertyValue( css::uno::Any& /*aConvertedValue*/,
+ css::uno::Any& /*aOldValue*/ ,
+ sal_Int32 /*nHandle*/ ,
+ const css::uno::Any& /*aValue*/ )
+{
+ // not needed currently
+ return false;
+}
+
+void SAL_CALL AutoRecovery::setFastPropertyValue_NoBroadcast( sal_Int32 /*nHandle*/,
+ const css::uno::Any& /*aValue*/ )
+{
+ // not needed currently
+}
+
+void SAL_CALL AutoRecovery::getFastPropertyValue(css::uno::Any& aValue ,
+ sal_Int32 nHandle) const
+{
+ switch(nHandle)
+ {
+ case AUTORECOVERY_PROPHANDLE_EXISTS_RECOVERYDATA :
+ {
+ bool bSessionData = officecfg::Office::Recovery::RecoveryInfo::SessionData::get(m_xContext);
+ bool bRecoveryData = !m_lDocCache.empty();
+
+ // exists session data ... => then we can't say, that these
+ // data are valid for recovery. So we have to return sal_False then!
+ if (bSessionData)
+ bRecoveryData = false;
+
+ aValue <<= bRecoveryData;
+ }
+ break;
+
+ case AUTORECOVERY_PROPHANDLE_CRASHED :
+ aValue <<= officecfg::Office::Recovery::RecoveryInfo::Crashed::get(m_xContext);
+ break;
+
+ case AUTORECOVERY_PROPHANDLE_EXISTS_SESSIONDATA :
+ aValue <<= officecfg::Office::Recovery::RecoveryInfo::SessionData::get(m_xContext);
+ break;
+ }
+}
+
+css::uno::Sequence< css::beans::Property > impl_getStaticPropertyDescriptor()
+{
+ return
+ {
+ css::beans::Property( AUTORECOVERY_PROPNAME_CRASHED , AUTORECOVERY_PROPHANDLE_CRASHED , cppu::UnoType<bool>::get() , css::beans::PropertyAttribute::TRANSIENT | css::beans::PropertyAttribute::READONLY ),
+ css::beans::Property( AUTORECOVERY_PROPNAME_EXISTS_RECOVERYDATA, AUTORECOVERY_PROPHANDLE_EXISTS_RECOVERYDATA, cppu::UnoType<bool>::get() , css::beans::PropertyAttribute::TRANSIENT | css::beans::PropertyAttribute::READONLY ),
+ css::beans::Property( AUTORECOVERY_PROPNAME_EXISTS_SESSIONDATA , AUTORECOVERY_PROPHANDLE_EXISTS_SESSIONDATA , cppu::UnoType<bool>::get() , css::beans::PropertyAttribute::TRANSIENT | css::beans::PropertyAttribute::READONLY ),
+ };
+}
+
+::cppu::IPropertyArrayHelper& SAL_CALL AutoRecovery::getInfoHelper()
+{
+ static ::cppu::OPropertyArrayHelper ourInfoHelper(impl_getStaticPropertyDescriptor(), true);
+
+ return ourInfoHelper;
+}
+
+css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL AutoRecovery::getPropertySetInfo()
+{
+ static css::uno::Reference< css::beans::XPropertySetInfo > xInfo(
+ ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper()));
+
+ return xInfo;
+}
+
+void AutoRecovery::implts_verifyCacheAgainstDesktopDocumentList()
+{
+ SAL_INFO("fwk.autorecovery", "AutoRecovery::implts_verifyCacheAgainstDesktopDocumentList() ...");
+ try
+ {
+ css::uno::Reference< css::frame::XDesktop2 > xDesktop = css::frame::Desktop::create(m_xContext);
+
+ css::uno::Reference< css::container::XIndexAccess > xContainer(
+ xDesktop->getFrames(),
+ css::uno::UNO_QUERY_THROW);
+
+ sal_Int32 i = 0;
+ sal_Int32 c = xContainer->getCount();
+
+ for (i=0; i<c; ++i)
+ {
+ css::uno::Reference< css::frame::XFrame > xFrame;
+ try
+ {
+ xContainer->getByIndex(i) >>= xFrame;
+ if (!xFrame.is())
+ continue;
+ }
+ // can happen in multithreaded environments, that frames was removed from the container during this loop runs!
+ // Ignore it.
+ catch(const css::lang::IndexOutOfBoundsException&)
+ {
+ continue;
+ }
+
+ // We are interested on visible documents only.
+ // Note: It's n optional interface .-(
+ css::uno::Reference< css::awt::XWindow2 > xVisibleCheck(
+ xFrame->getContainerWindow(),
+ css::uno::UNO_QUERY);
+ if (
+ (!xVisibleCheck.is() ) ||
+ (!xVisibleCheck->isVisible())
+ )
+ {
+ continue;
+ }
+
+ // extract the model from the frame.
+ // Ignore "view only" frames, which does not have a model.
+ css::uno::Reference< css::frame::XController > xController;
+ css::uno::Reference< css::frame::XModel > xModel;
+
+ xController = xFrame->getController();
+ if (xController.is())
+ xModel = xController->getModel();
+ if (!xModel.is())
+ continue;
+
+ // insert model into cache ...
+ // If the model is already well known inside cache
+ // it's information set will be updated by asking the
+ // model again for its new states.
+ implts_registerDocument(xModel);
+ }
+ }
+ catch(const css::uno::RuntimeException&)
+ {
+ throw;
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+
+ SAL_INFO("fwk.autorecovery", "... AutoRecovery::implts_verifyCacheAgainstDesktopDocumentList()");
+}
+
+bool AutoRecovery::impl_enoughDiscSpace(sal_Int32 nRequiredSpace)
+{
+#ifdef SIMULATE_FULL_DISC
+ return sal_False;
+#else // SIMULATE_FULL_DISC
+ // In case an error occurs and we are not able to retrieve the needed information
+ // it's better to "disable" the feature ShowErrorOnFullDisc !
+ // Otherwise we start a confusing process of error handling ...
+
+ sal_uInt64 nFreeSpace = SAL_MAX_UINT64;
+
+ OUString sBackupPath(SvtPathOptions().GetBackupPath());
+ ::osl::VolumeInfo aInfo (osl_VolumeInfo_Mask_FreeSpace);
+ ::osl::FileBase::RC aRC = ::osl::Directory::getVolumeInfo(sBackupPath, aInfo);
+
+ if (
+ (aInfo.isValid(osl_VolumeInfo_Mask_FreeSpace)) &&
+ (aRC == ::osl::FileBase::E_None )
+ )
+ {
+ nFreeSpace = aInfo.getFreeSpace();
+ }
+
+ sal_uInt64 nFreeMB = nFreeSpace/1048576;
+ return (nFreeMB >= o3tl::make_unsigned(nRequiredSpace));
+#endif // SIMULATE_FULL_DISC
+}
+
+void AutoRecovery::impl_showFullDiscError()
+{
+ OUString sBtn(FwkResId(STR_FULL_DISC_RETRY_BUTTON));
+ OUString sMsg(FwkResId(STR_FULL_DISC_MSG));
+
+ OUString sBackupURL(SvtPathOptions().GetBackupPath());
+ INetURLObject aConverter(sBackupURL);
+ sal_Unicode aDelimiter;
+ OUString sBackupPath = aConverter.getFSysPath(FSysStyle::Detect, &aDelimiter);
+ if (sBackupPath.getLength() < 1)
+ sBackupPath = sBackupURL;
+
+ std::unique_ptr<weld::MessageDialog> xBox(Application::CreateMessageDialog(nullptr,
+ VclMessageType::Error, VclButtonsType::NONE,
+ sMsg.replaceAll("%PATH", sBackupPath)));
+ xBox->add_button(sBtn, RET_OK);
+ xBox->run();
+}
+
+void AutoRecovery::impl_establishProgress(const AutoRecovery::TDocumentInfo& rInfo ,
+ utl::MediaDescriptor& rArgs ,
+ const css::uno::Reference< css::frame::XFrame >& xNewFrame)
+{
+ // external well known frame must be preferred (because it was created by ourself
+ // for loading documents into this frame)!
+ // But if no frame exists... we can try to locate it using any frame bound to the provided
+ // document. Of course we must live without any frame in case the document does not exists at this
+ // point. But this state should not occur. In such case xNewFrame should be valid ... hopefully .-)
+ css::uno::Reference< css::frame::XFrame > xFrame = xNewFrame;
+ if (
+ (!xFrame.is() ) &&
+ (rInfo.Document.is())
+ )
+ {
+ css::uno::Reference< css::frame::XController > xController = rInfo.Document->getCurrentController();
+ if (xController.is())
+ xFrame = xController->getFrame();
+ }
+
+ // Any outside progress must be used ...
+ // Only if there is no progress, we can create our own one.
+ css::uno::Reference< css::task::XStatusIndicator > xInternalProgress;
+ css::uno::Reference< css::task::XStatusIndicator > xExternalProgress = rArgs.getUnpackedValueOrDefault(
+ utl::MediaDescriptor::PROP_STATUSINDICATOR(),
+ css::uno::Reference< css::task::XStatusIndicator >() );
+
+ // Normally a progress is set from outside (e.g. by the CrashSave/Recovery dialog, which uses our dispatch API).
+ // But for a normal auto save we don't have such "external progress"... because this function is triggered by our own timer then.
+ // In such case we must create our own progress !
+ if (
+ (! xExternalProgress.is()) &&
+ (xFrame.is() )
+ )
+ {
+ css::uno::Reference< css::task::XStatusIndicatorFactory > xProgressFactory(xFrame, css::uno::UNO_QUERY);
+ if (xProgressFactory.is())
+ xInternalProgress = xProgressFactory->createStatusIndicator();
+ }
+
+ // HACK
+ // An external provided progress (most given by the CrashSave/Recovery dialog)
+ // must be preferred. But we know that some application filters query its own progress instance
+ // at the frame method Frame::createStatusIndicator().
+ // So we use a two step mechanism:
+ // 1) we set the progress inside the MediaDescriptor, which will be provided to the filter
+ // 2) and we set a special Frame property, which overwrites the normal behaviour of Frame::createStatusIndicator .-)
+ // But we suppress 2) in case we uses an internal progress. Because then it doesn't matter
+ // if our applications make it wrong. In such case the internal progress resists at the same frame
+ // and there is no need to forward progress activities to e.g. an outside dialog .-)
+ if (
+ (xExternalProgress.is()) &&
+ (xFrame.is() )
+ )
+ {
+ css::uno::Reference< css::beans::XPropertySet > xFrameProps(xFrame, css::uno::UNO_QUERY);
+ if (xFrameProps.is())
+ xFrameProps->setPropertyValue(FRAME_PROPNAME_ASCII_INDICATORINTERCEPTION, css::uno::makeAny(xExternalProgress));
+ }
+
+ // But inside the MediaDescriptor we must set our own create progress ...
+ // in case there is not already another progress set.
+ rArgs.createItemIfMissing(utl::MediaDescriptor::PROP_STATUSINDICATOR(), xInternalProgress);
+}
+
+void AutoRecovery::impl_forgetProgress(const AutoRecovery::TDocumentInfo& rInfo ,
+ utl::MediaDescriptor& rArgs ,
+ const css::uno::Reference< css::frame::XFrame >& xNewFrame)
+{
+ // external well known frame must be preferred (because it was created by ourself
+ // for loading documents into this frame)!
+ // But if no frame exists... we can try to locate it using any frame bound to the provided
+ // document. Of course we must live without any frame in case the document does not exists at this
+ // point. But this state should not occur. In such case xNewFrame should be valid ... hopefully .-)
+ css::uno::Reference< css::frame::XFrame > xFrame = xNewFrame;
+ if (
+ (!xFrame.is() ) &&
+ (rInfo.Document.is())
+ )
+ {
+ css::uno::Reference< css::frame::XController > xController = rInfo.Document->getCurrentController();
+ if (xController.is())
+ xFrame = xController->getFrame();
+ }
+
+ // stop progress interception on corresponding frame.
+ css::uno::Reference< css::beans::XPropertySet > xFrameProps(xFrame, css::uno::UNO_QUERY);
+ if (xFrameProps.is())
+ xFrameProps->setPropertyValue(FRAME_PROPNAME_ASCII_INDICATORINTERCEPTION, css::uno::makeAny(css::uno::Reference< css::task::XStatusIndicator >()));
+
+ // forget progress inside list of arguments.
+ utl::MediaDescriptor::iterator pArg = rArgs.find(utl::MediaDescriptor::PROP_STATUSINDICATOR());
+ if (pArg != rArgs.end())
+ {
+ rArgs.erase(pArg);
+ pArg = rArgs.end();
+ }
+}
+
+void AutoRecovery::impl_flushALLConfigChanges()
+{
+ try
+ {
+ // SOLAR SAFE ->
+ SolarMutexGuard aGuard;
+ ::utl::ConfigManager::storeConfigItems();
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+}
+
+void AutoRecovery::st_impl_removeFile(const OUString& sURL)
+{
+ if ( sURL.isEmpty())
+ return;
+
+ try
+ {
+ ::ucbhelper::Content aContent(sURL, css::uno::Reference< css::ucb::XCommandEnvironment >(), m_xContext);
+ aContent.executeCommand("delete", css::uno::makeAny(true));
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+}
+
+void AutoRecovery::st_impl_removeLockFile()
+{
+ try
+ {
+ OUString sUserURL;
+ ::utl::Bootstrap::locateUserInstallation( sUserURL );
+
+ OUString sLockURL = sUserURL + "/.lock";
+ AutoRecovery::st_impl_removeFile(sLockURL);
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+}
+
+struct Instance {
+ explicit Instance(
+ css::uno::Reference<css::uno::XComponentContext> const & context):
+ instance(
+ static_cast<cppu::OWeakObject *>(new AutoRecovery(context)))
+ {
+ // 2nd phase initialization needed
+ static_cast<AutoRecovery*>(static_cast<cppu::OWeakObject *>
+ (instance.get()))->initListeners();
+ }
+
+ css::uno::Reference<css::uno::XInterface> instance;
+};
+
+struct Singleton:
+ public rtl::StaticWithArg<
+ Instance, css::uno::Reference<css::uno::XComponentContext>, Singleton>
+{};
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_framework_AutoRecovery_get_implementation(
+ css::uno::XComponentContext *context,
+ css::uno::Sequence<css::uno::Any> const &)
+{
+ return cppu::acquire(static_cast<cppu::OWeakObject *>(
+ Singleton::get(context).instance.get()));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */