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<?
$res = mysql_query("SELECT username, friendname FROM friends WHERE username = '$session->logged_in' OR friendname = '$req_user' OR username='$session->logged_in' OR friendname='$req_user'");
//немога да се сетя за др. начин
$pr = array();
while($row = mysql_fetch_array($res)) {
$pr[] = $row;
}
$obshti = 0;
$obshti_id = array();
foreach($pr as $fr) {
if($fr['username'] == $userid || $fr['friendname'] == $userid)
foreach($pr as $fr2) {
if($fr2['username'] == $user2id || $fr2['friendname'] == $user2id) {
if($fr['username'] == $fr2['username'] || $fr['username'] == $fr2['id_2']
|| $fr['friendname'] == $fr2['username'] || $fr['friendname'] == $fr2['friendname']) {
if($fr['username']==$userid && $fr['friendname']==$user2id) continue;
if($fr['username']==$use2rid && $fr['friendname']==$userid) continue;
$obshti ++;
$obshti_id = ($fr['username']!=$userid && $fr['username']!=$user2id? $fr['username'] :$fr['friendname']);
}
}
}
}
echo $obshti;
print_r($obshti_id);?>
Karcho каза:$db->query("SELECT *, IF(`to` = '".$id."' OR `from` = '".$session->get("userinfo", "user_id")."', `to`, `from`) friend
FROM friends
WHERE ( `from` = '".$id."' OR `from` ='".$session->get("userinfo", "user_id")."') OR (`to` = '".$id."' OR `to` = '".$session->get("userinfo", "user_id")."')
GROUP BY`to` HAVING COUNT(*) > 1
");
Само сменете моито полета с вашите.
$session... => моето id от сесията
$id => id-то което разглеждам
----
`to` и `from` са все едно твоите friend_id и user_id.