added macro for Caja extension

nextcloud-client.spec

@@ -100,7 +100,8 @@ Requires: %{name}%{?_isa} = %{version}-%{release}
 This package provides overlay icons to visualize the sync state
 in the nemo file manager.
 
-%if 0%{?fedora} >= 24 || 0%{?rhel} > 7
+# Only Fedora has Mate, so there is no need for Caja extension on EPEL
+%if 0%{?fedora}
 %package caja
 Summary:        Caja overlay icons
 Requires:       caja
@@ -162,6 +163,11 @@ rm -f %{buildroot}%{_qt5_plugindir}/nextclouddolphinactionplugin.so
 rm -f %{buildroot}%{_kf5_datadir}/kservices5/nextclouddolphinactionplugin.desktop
 %endif
 
+# Only Fedora has Mate, so there is no need for Caja extension on EPEL
+%if 0%{?rhel}
+rf -rf %{_datadir}/caja-python/
+%endif
+
 %check
 appstream-util validate-relax --nonet %{buildroot}%{_datadir}/appdata/nextcloud.appdata.xml
 
@@ -213,7 +219,8 @@ fi
 %files nemo
 %{_datadir}/nemo-python/extensions/*
 
-%if 0%{?fedora} >= 24 || 0%{?rhel} > 7
+# Only Fedora has Mate, so there is no need for Caja extension on EPEL
+%if 0%{?fedora}
 %files caja
 %{_datadir}/caja-python/extensions/*
 %endif