first cut friend suggestions

include/socgraph.php

@@ -159,4 +159,22 @@ function common_friends($uid,$cid) {
 
 	return $r;
 
-}
+}
+
+
+
+function suggestion_query($uid, $start = 0, $limit = 40) {
+
+	$r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact 
+		left join glink on glink.gcid = gcontact.id 
+		where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d)
+		group by glink.gcid order by total desc limit %d, %d ",
+		intval($uid),
+		intval($uid),
+		intval($start),
+		intval($limit)
+	);
+
+	return $r;
+
+}

mod/suggest.php

@@ -0,0 +1,38 @@
+<?php
+
+require_once('include/socgraph.php');
+
+function suggest_content(&$a) {
+
+	$o = '';
+	if(! local_user()) {
+		notice( t('Permission denied.') . EOL);
+		return;
+	}
+
+	$o .= '<h2>' . t('Friend Suggestions') . '</h2>';
+
+
+	$r = suggestion_query(local_user());
+
+	if(! count($r)) {
+		$o .= t('No suggestions. This works best when you have more than one contact/friend.');
+		return $o;
+	}
+
+	$tpl = get_markup_template('common_friends.tpl');
+
+	foreach($r as $rr) {
+			
+		$o .= replace_macros($tpl,array(
+			'$url' => $rr['url'],
+			'$name' => $rr['name'],
+			'$photo' => $rr['photo'],
+			'$tags' => ''
+		));
+	}
+
+	$o .= cleardiv();
+//	$o .= paginate($a);
+	return $o;
+}