Load main content for pages migrated to page layouts

Widgets in page layouts are already lazily loaded, so loading the page
itself twice provides little benefit. This commit prevents the INIT block
from running twice, which should enhance performance.

Author: sunnavy

share/html/Asset/Create.html

@@ -45,7 +45,7 @@
 %# those contributions and any derivatives thereof.
 %#
 %# END BPS TAGGED BLOCK }}}
-<& /Elements/Header, Title => loc("Create a new asset in catalog [_1]", $catalog->Name), &>
+<& /Elements/Header, Title => loc("Create a new asset in catalog [_1]", $catalog->Name), LoadMainContent => 1, &>
 <& /Elements/Tabs &>
 
 <& /Elements/ListActions, actions => \@results &>

share/html/Asset/Display.html

@@ -49,6 +49,7 @@
     Title => loc("Asset #[_1]: [_2]", $asset->id, $asset->Name),
     TitleTrigger => 'assetNameChanged from:body',
     TitleSource => RT->Config->Get('WebPath') . '/Views/Asset/Title?id=' . $asset->Id,
+    LoadMainContent => 1,
 &>
 <& /Elements/Tabs &>
 

share/html/Elements/Header

@@ -106,7 +106,7 @@
     <div id="main-navigation" tabindex="-1"><& /Elements/Menu, menu => Menu(), id => 'app-nav' &></div>
 % }
 
-% if ( $ShowMenu
+% if ( !$LoadMainContent && $ShowMenu
 %    && RT::Interface::Web->ModernClient()
 %    && ( $DECODED_ARGS->{ModernClient} // 1 )
 %    && !RT::Interface::Web::RequestENV('HTTP_HX_REQUEST')
@@ -247,4 +247,5 @@ $BodyClass => undef
 $MainContainerClass => undef
 $TitleTrigger => ''
 $TitleSource => ''
+$LoadMainContent => undef
 </%ARGS>

share/html/Ticket/Create.html

@@ -47,6 +47,7 @@
 %# END BPS TAGGED BLOCK }}}
 <& /Elements/Header,
     Title => $title,
+    LoadMainContent => 1,
 &>
 <& /Elements/Tabs &>
 

share/html/Ticket/Display.html

@@ -49,6 +49,7 @@
     Title => $title,
     TitleTrigger => 'ticketSubjectChanged from:body',
     TitleSource => RT->Config->Get('WebPath') . '/Views/Ticket/Title?id=' . $TicketObj->Id,
+    LoadMainContent => 1,
     LinkRel => \%link_rel &>
 <& /Elements/Tabs &>
 

share/html/Ticket/Update.html

@@ -45,7 +45,7 @@
 %# those contributions and any derivatives thereof.
 %#
 %# END BPS TAGGED BLOCK }}}
-<& /Elements/Header, Title  => $title &>
+<& /Elements/Header, Title  => $title, LoadMainContent => 1, &>
 <& /Elements/Tabs &>
 
 % $m->callback(CallbackName => 'BeforeActionList', ARGSRef => \%ARGS, Ticket => $TicketObj, results => \@results);