lok: Log save errors and avoid infinite loop

Don't create synchronous dialogs on errors
which were causing infinite loops.
Just send error for logging purposes.

Change-Id: I88e57ae34502a6f82e44051033c91ca41c1a7b8c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/104579
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>
Reviewed-by: Ashod Nakashian <ash@collabora.com>

3 files changed, 38 insertions, 9 deletions

diff --git a/include/vcl/errinf.hxx b/include/vcl/errinf.hxx
index 76ee7aca37aa..b3029e7c5de3 100644
--- a/include/vcl/errinf.hxx
+++ b/include/vcl/errinf.hxx
@@ -39,6 +39,12 @@ class DynamicErrorInfo;
 class ImplDynamicErrorInfo;
 enum class DialogMask;
 
+class VCL_DLLPUBLIC ErrorStringFactory
+{
+public:
+    static bool CreateString(const ErrorInfo*, OUString&);
+};
+
 typedef void (* DisplayFnPtr)();
 
 typedef DialogMask WindowDisplayErrorFunc(
diff --git a/sfx2/source/doc/objserv.cxx b/sfx2/source/doc/objserv.cxx
index 55e36ff69cbb..3ebb1feb5f70 100644
--- a/sfx2/source/doc/objserv.cxx
+++ b/sfx2/source/doc/objserv.cxx
@@ -69,6 +69,8 @@
 #include <comphelper/documentconstants.hxx>
 #include <comphelper/propertyvalue.hxx>
 #include <comphelper/storagehelper.hxx>
+#include <comphelper/lok.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
 #include <tools/link.hxx>
 
 #include <sfx2/asyncfunc.hxx>
@@ -454,6 +456,24 @@ uno::Reference<security::XCertificate> SfxObjectShell::GetSignPDFCertificate() c
     return uno::Reference<security::XCertificate>(it->second, uno::UNO_QUERY);
 }
 
+static void sendErrorToLOK(ErrCode error)
+{
+    boost::property_tree::ptree aTree;
+    aTree.put("code", error);
+    aTree.put("kind", "");
+    aTree.put("cmd", "");
+
+    std::unique_ptr<ErrorInfo> pInfo = ErrorInfo::GetErrorInfo(error);
+    OUString aErr;
+    if (ErrorStringFactory::CreateString(pInfo.get(), aErr))
+        aTree.put("message", aErr.toUtf8());
+
+    std::stringstream aStream;
+    boost::property_tree::write_json(aStream, aTree);
+
+    SfxViewShell::Current()->libreOfficeKitViewCallback(LOK_CALLBACK_ERROR, aStream.str().c_str());
+}
+
 void SfxObjectShell::ExecFile_Impl(SfxRequest &rReq)
 {
     weld::Window* pDialogParent = rReq.GetFrameWeld();
@@ -956,8 +976,13 @@ void SfxObjectShell::ExecFile_Impl(SfxRequest &rReq)
             // may be nErrorCode should be shown in future
             if ( lErr != ERRCODE_IO_ABORT )
             {
-                SfxErrorContext aEc(ERRCTX_SFX_SAVEASDOC,GetTitle());
-                ErrorHandler::HandleError(lErr, pDialogParent);
+                if (comphelper::LibreOfficeKit::isActive())
+                    sendErrorToLOK(lErr);
+                else
+                {
+                    SfxErrorContext aEc(ERRCTX_SFX_SAVEASDOC,GetTitle());
+                    ErrorHandler::HandleError(lErr, pDialogParent);
+                }
             }
 
             if (nId == SID_DIRECTEXPORTDOCASPDF &&
@@ -1123,7 +1148,11 @@ void SfxObjectShell::ExecFile_Impl(SfxRequest &rReq)
 
             SetModified( false );
             ErrCode lErr = GetErrorCode();
-            ErrorHandler::HandleError(lErr, pDialogParent);
+
+            if (comphelper::LibreOfficeKit::isActive())
+                sendErrorToLOK(lErr);
+            else
+                ErrorHandler::HandleError(lErr, pDialogParent);
 
             rReq.SetReturnValue( SfxBoolItem(0, true) );
             rReq.Done();
diff --git a/vcl/source/window/errinf.cxx b/vcl/source/window/errinf.cxx
index 31bec6e085a0..19b01c0e1a4a 100644
--- a/vcl/source/window/errinf.cxx
+++ b/vcl/source/window/errinf.cxx
@@ -30,12 +30,6 @@
 class ErrorHandler;
 class TheErrorRegistry: public rtl::Static<ErrorRegistry, TheErrorRegistry> {};
 
-class ErrorStringFactory
-{
-public:
-    static bool CreateString(const ErrorInfo*, OUString&);
-};
-
 bool ErrorStringFactory::CreateString(const ErrorInfo* pInfo, OUString& rStr)
 {
     for(const ErrorHandler *pHdlr : TheErrorRegistry::get().errorHandlers)