remove single profile group tab from edit profile page

this corresponds to (mostly) accepted pull request at
cuny-academic-commons/cbox-theme#206
so it can be removed in a little while

functions.php

@@ -71,3 +71,16 @@ function mla_remove_forum_subscribe_link($link){
 function mla_remove_forum_title($title) { 
 } 
 add_filter( 'bbp_get_forum_title', 'mla_remove_forum_title' ); 
+
+/* 
+ * Remove profile group tab from edit profile page when there's only one profile
+ * group. I just says "Profile" and is kind of confusing. 
+ */ 
+function mla_remove_profile_group_tab($tabs, $groups) { 
+	if ( count( $groups ) > 1 ) { 
+		return $tabs; 
+	} else { 
+		return; 
+	} 
+} 
+add_filter( 'xprofile_filter_profile_group_tabs', 'mla_remove_profile_group_tab' ); 

members/single/profile/edit.php

@@ -9,11 +9,13 @@
 
 		<h4><?php printf( __( "Editing '%s' Profile Group", "buddypress" ), bp_get_the_profile_group_name() ); ?></h4>
 
-		<ul class="button-nav">
+		<?php if ( bp_profile_group_tabs() ): ?> 
+			<ul class="button-nav">
 
-			<?php bp_profile_group_tabs(); ?>
+				<?php bp_profile_group_tabs(); ?>
 
-		</ul>
+			</ul>
+		<?php endif; ?> 
 
 		<div class="clear"></div>