Resolves tdf#137607 and tdf#137500 - Improvements to TotD

Shows tooltip for UNO commands
Check if the UNO command is available in the current module
Don't show the menu entry on the start center

Change-Id: I5c67ec3f8543b5442a6e2c2a478bfeb4ec0e1f3d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/104558
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Reviewed-by: Heiko Tietze <heiko.tietze@documentfoundation.org>

cui/inc/tipoftheday.hrc

@@ -32,6 +32,7 @@
  * uri:
    * if uri is empty, do not show any link
    * if uri starts with "http", show the link directly in the browser
+   * if uri starts with ".uno:", run the command if available in the current module
    * all other strings are converted to a link for the offline help
    * to find the right uri, look in instdir/help/hid2file.js after building --with-help=html
    * structure of hid2file.js  'uri' : 'rest of URL' (that starts: https://help.libreoffice.org/latest/en-US/)

cui/source/dialogs/tipofthedaydlg.cxx

@@ -21,11 +21,19 @@
 #include <tipofthedaydlg.hxx>
 #include <tipoftheday.hrc>
 
+#include <sfx2/viewfrm.hxx>
+#include <vcl/commandinfoprovider.hxx>
 #include <vcl/graphicfilter.hxx>
 #include <vcl/help.hxx>
 #include <vcl/virdev.hxx>
 #include <vcl/svapp.hxx>
 
+#include <com/sun/star/frame/XDesktop2.hpp>
+#include <com/sun/star/frame/XDispatch.hpp>
+#include <com/sun/star/frame/XDispatchProvider.hpp>
+#include <com/sun/star/util/URL.hpp>
+#include <com/sun/star/util/URLTransformer.hpp>
+
 #include <comphelper/dispatchcommand.hxx>
 #include <comphelper/propertysequence.hxx>
 #include <dialmgr.hxx>
@@ -105,10 +113,42 @@ void TipOfTheDayDialog::UpdateTip()
     }
     else if (sLink.startsWith(".uno:"))
     {
-        m_pLink->set_uri(sLink);
-        m_pLink->set_label(CuiResId(STR_UNO_LINK));
-        m_pLink->set_visible(true);
-        m_pLink->connect_activate_link(LINK(this, TipOfTheDayDialog, OnLinkClick));
+        m_pLink->set_visible(false);
+        //show the link only if the UNO command is available in the current module
+        SfxViewFrame* pViewFrame = SfxViewFrame::Current();
+        if (pViewFrame)
+        {
+            const auto xFrame = pViewFrame->GetFrame().GetFrameInterface();
+            const css::uno::Reference<css::frame::XDispatchProvider> xDispatchProvider(
+                xFrame, css::uno::UNO_QUERY);
+            if (xDispatchProvider.is())
+            {
+                css::util::URL aCommandURL;
+                aCommandURL.Complete = sLink;
+                const css::uno::Reference<css::uno::XComponentContext> xContext
+                    = comphelper::getProcessComponentContext();
+                const css::uno::Reference<css::util::XURLTransformer> xParser
+                    = css::util::URLTransformer::create(xContext);
+                xParser->parseStrict(aCommandURL);
+                const css::uno::Reference<css::frame::XDispatch> xDisp
+                    = xDispatchProvider->queryDispatch(aCommandURL, OUString(), 0);
+                if (xDisp.is())
+                {
+                    m_pLink->set_label(CuiResId(STR_UNO_LINK));
+                    m_pLink->set_uri(sLink);
+
+                    const OUString aModuleName(
+                        vcl::CommandInfoProvider::GetModuleIdentifier(xFrame));
+                    const auto aProperties
+                        = vcl::CommandInfoProvider::GetCommandProperties(sLink, aModuleName);
+                    m_pLink->set_tooltip_text(
+                        vcl::CommandInfoProvider::GetTooltipForCommand(sLink, aProperties, xFrame));
+
+                    m_pLink->set_visible(true);
+                    m_pLink->connect_activate_link(LINK(this, TipOfTheDayDialog, OnLinkClick));
+                }
+            }
+        }
     }
     else if (sLink.startsWith("http"))
     {

framework/uiconfig/startmodule/menubar/menubar.xml

@@ -61,7 +61,6 @@
             <menu:menuitem menu:id=".uno:HelpIndex"/>
             <menu:menuitem menu:id=".uno:ExtendedHelp"/>
             <menu:menuitem menu:id=".uno:Documentation"/>
-            <menu:menuitem menu:id=".uno:TipOfTheDay"/>
             <menu:menuseparator/>
             <menu:menuitem menu:id=".uno:QuestionAnswers"/>
             <menu:menuitem menu:id=".uno:SendFeedback"/>

officecfg/registry/data/org/openoffice/Office/UI/GenericCommands.xcu

@@ -6233,6 +6233,9 @@
         <prop oor:name="Label" oor:type="xs:string">
           <value xml:lang="en-US">User ~Interface...</value>
         </prop>
+        <prop oor:name="TooltipLabel" oor:type="xs:string">
+          <value xml:lang="en-US">Shows a dialog to select the user interface</value>
+        </prop>
         <prop oor:name="Properties" oor:type="xs:int">
           <value>1</value>
         </prop>