sfx2: add RecheckSignature to run signature verification again

This was extracted from AfterSigning method and is needed when
we add the certificate chain to the database after the document
was loaded already.

Change-Id: I3087386d0131ce962eb3b588c409542617eb7bfe
Reviewed-on: https://gerrit.libreoffice.org/62275
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

include/sfx2/objsh.hxx

@@ -357,6 +357,7 @@ public:
     /** Returns to if preparing was successful, else false. */
     bool PrepareForSigning(weld::Window* pDialogParent);
     bool CheckIsReadonly(bool bSignScriptingContent);
+    void RecheckSignature(bool bAlsoRecheckScriptingSignature);
     void AfterSigning(bool bSignSuccess, bool bSignScriptingContent);
     bool HasValidSignatures();
     SignatureState              GetDocumentSignatureState();

sfx2/source/doc/objserv.cxx

@@ -1498,6 +1498,18 @@ bool SfxObjectShell::PrepareForSigning(weld::Window* pDialogParent)
     return false;
 }
 
+void SfxObjectShell::RecheckSignature(bool bAlsoRecheckScriptingSignature)
+{
+    if (bAlsoRecheckScriptingSignature)
+        pImpl->nScriptingSignatureState = SignatureState::UNKNOWN; // Re-Check
+
+    pImpl->nDocumentSignatureState = SignatureState::UNKNOWN; // Re-Check
+
+    Invalidate(SID_SIGNATURE);
+    Invalidate(SID_MACRO_SIGNATURE);
+    Broadcast(SfxHint(SfxHintId::TitleChanged));
+}
+
 void SfxObjectShell::AfterSigning(bool bSignSuccess, bool bSignScriptingContent)
 {
     pImpl->m_bSavingForSigning = true;
@@ -1505,16 +1517,7 @@ void SfxObjectShell::AfterSigning(bool bSignSuccess, bool bSignScriptingContent)
     pImpl->m_bSavingForSigning = false;
 
     if ( bSignSuccess )
-    {
-        if ( bSignScriptingContent )
-            pImpl->nScriptingSignatureState = SignatureState::UNKNOWN; // Re-Check
-
-        pImpl->nDocumentSignatureState = SignatureState::UNKNOWN; // Re-Check
-
-        Invalidate( SID_SIGNATURE );
-        Invalidate( SID_MACRO_SIGNATURE );
-        Broadcast( SfxHint(SfxHintId::TitleChanged) );
-    }
+        RecheckSignature(bSignScriptingContent);
 
     if ( pImpl->m_bAllowModifiedBackAfterSigning )
         EnableSetModified();