fixing bug 1754: Hide language chooser if only one translation is available

Signed-off-by: Joshua Ferraro <jmf@liblime.com>

C4/Languages.pm

@@ -254,6 +254,8 @@ sub _build_languages_arrayref {
         my @translated_languages = @$translated_languages;
         my @languages_loop; # the final reference to an array of hashrefs
         my @enabled_languages = @$enabled_languages;
+        # how many languages are enabled, if one, take note, some contexts won't need to display it
+        my $one_language_enabled = 1 unless @enabled_languages > 1;
         my %seen_languages; # the language tags we've seen
         my %found_languages;
         my $language_groups;
@@ -298,6 +300,7 @@ sub _build_languages_arrayref {
                             plural => $track_language_groups->{$key} >1 ? 1 : 0,
                             current => $current_language_regex->{language} eq $key ? 1 : 0,
                             group_enabled => $enabled,
+                            one_language_enabled => $one_language_enabled,
                            };
         }
         return \@languages_loop;

changelanguage.pl

@@ -22,5 +22,5 @@ my $query    = new CGI;
 my $language = $query->param('language');
 my $url      = $query->referer();
 
-warn "Language : $query // $language // $url";
+#warn "Language : $query // $language // $url";
 setlanguagecookie( $query, $language, $url );

koha-tmpl/intranet-tmpl/prog/en/includes/intranet-bottom.inc

@@ -21,14 +21,16 @@
             </ul></div></div></li>
 
             <!-- TMPL_ELSE -->
+            <!-- TMPL_UNLESS NAME="one_language_enabled" -->
 	    	<!-- TMPL_IF NAME="group_enabled" -->
                 <!-- TMPL_IF NAME="current" -->
-                    <li><!-- TMPL_VAR NAME="native_description" -->(<!-- TMPL_VAR NAME="rfc4646_subtag" -->)</li>
+                    <li><!-- TMPL_IF NAME="native_description" --><!-- TMPL_VAR NAME="native_description" --><!-- TMPL_ELSE --><!-- TMPL_VAR NAME="rfc4646_subtag" --><!-- /TMPL_IF --></li>
                 <!-- TMPL_ELSE -->
-                    <li><a href="/cgi-bin/koha/changelanguage.pl?language=<!-- TMPL_VAR NAME="rfc4646_subtag" -->"><!-- TMPL_VAR NAME="native_description" --> (<!-- TMPL_VAR NAME="rfc4646_subtag" -->)</a></li>
+                    <li><a href="/cgi-bin/koha/changelanguage.pl?language=<!-- TMPL_VAR NAME="rfc4646_subtag" -->"><!-- TMPL_IF NAME="native_description" --><!-- TMPL_VAR NAME="native_description" --><!-- TMPL_ELSE --><!-- TMPL_VAR NAME="rfc4646_subtag" --><!-- /TMPL_IF --></a></li>
                 <!-- /TMPL_IF -->
 		<!-- /TMPL_IF -->
             <!-- /TMPL_IF -->
+            <!-- /TMPL_UNLESS -->
             <!-- /TMPL_IF -->
         <!-- /TMPL_LOOP -->
         </ul>

koha-tmpl/opac-tmpl/prog/en/includes/opac-bottom.inc

@@ -24,6 +24,7 @@
             </ul></div></div></li>
 
             <!-- TMPL_ELSE -->
+            <!-- TMPL_UNLESS NAME="one_language_enabled" -->
 	    	<!-- TMPL_IF NAME="group_enabled" -->
                 <!-- TMPL_IF NAME="current" -->
                     <li><!-- TMPL_IF NAME="native_description" --><!-- TMPL_VAR NAME="native_description" --><!-- TMPL_ELSE --><!-- TMPL_VAR NAME="rfc4646_subtag" --><!-- /TMPL_IF --></li>
@@ -32,6 +33,7 @@
                 <!-- /TMPL_IF -->
 		<!-- /TMPL_IF -->
             <!-- /TMPL_IF -->
+            <!-- /TMPL_UNLESS -->
             <!-- /TMPL_IF -->
         <!-- /TMPL_LOOP -->
         </ul>