test return value from db_query before assuming it is valid

make the sql query form consistent in usage by cleaning up instances
where db_query's result was not inspected before attempting to fetch row
data from the handle

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
This commit is contained in:
elij 2011-05-11 16:17:12 -07:00 committed by Lukas Fleischer
parent d38f3460e5
commit 0898f1447a
7 changed files with 135 additions and 68 deletions

View file

@ -40,7 +40,13 @@
<td class='<?php print $c ?>'>
<?php
$q = "SELECT * FROM TU_Votes WHERE VoteID = " . $row['ID'] . " AND UserID = " . uid_from_sid($_COOKIE["AURSID"]);
$hasvoted = mysql_num_rows(db_query($q, $dbh));
$result_tulist = db_query($q, $dbh);
if ($result_tulist) {
$hasvoted = mysql_num_rows($result_tulist);
}
else {
$hasvoted = 0;
}
?>
<span class='f5'><span class='blue'>
<?php if ($hasvoted == 0) { ?>