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<?php
include_once 'includes/db_inc.php';
include_once 'header.php';
include_once 'includes/functions_display.php';
if (!isset($_GET['id']) || !filter_var($_GET['id'], FILTER_VALIDATE_INT)) {
echo '<section>Unknown category.</section>';
} else {
echo '<section>';
$sql = "SELECT cat_name, cat_description FROM categories WHERE cat_id = " . mysqli_real_escape_string($dbc, $_GET['id']);
$result = mysqli_query($dbc, $sql);
if (!$result) {
die('Error trying to display category: ' . mysqli_error($dbc));
}
// Display category name and description
if (mysqli_num_rows($result) == 0) {
echo 'This category does not exist';
} else {
while ($row = mysqli_fetch_assoc($result)) {
echo '<h1>' . $row['cat_name'] . '</h1>';
echo $row['cat_description'];
}
}
mysqli_free_result($result);
echo '</section>';
$sql = "SELECT thread_id, thread_subject, thread_date, user_id, user_name FROM threads JOIN users ON thread_author = user_id WHERE thread_cat = " . mysqli_real_escape_string($dbc, $_GET['id']) . " ORDER BY thread_id DESC";
$result = mysqli_query($dbc, $sql);
if (!$result) {
die('Error trying to display threads: ' . mysqli_error($dbc));
}
echo '<table><tr><th class="left">Thread</th><th class="right">Latest Post</th></tr>';
display_threads($dbc, $result);
mysqli_free_result($result);
echo '</table>';
}
include 'footer.php';
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