From 158028a0ac00e388347ac366c88ad07c0fe4bfb9 Mon Sep 17 00:00:00 2001
From: Friendika <info@friendika.com>
Date: Tue, 1 Nov 2011 20:29:55 -0700
Subject: [PATCH] first cut friend suggestions

---
 include/socgraph.php | 20 +++++++++++++++++++-
 mod/suggest.php      | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 mod/suggest.php

diff --git a/include/socgraph.php b/include/socgraph.php
index c81c7b6952..04e9a9a64b 100644
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -159,4 +159,22 @@ function common_friends($uid,$cid) {
 
 	return $r;
 
-}
\ No newline at end of file
+}
+
+
+
+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 $r;
+
+}
diff --git a/mod/suggest.php b/mod/suggest.php
new file mode 100644
index 0000000000..f8b8981263
--- /dev/null
+++ b/mod/suggest.php
@@ -0,0 +1,38 @@
+<?php
+
+require_once('include/socgraph.php');
+
+function suggest_content(&$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;
+}