| ';
echo '';
echo $row['cat_description'];
if ($thread) {
echo ' | ' . $thread['thread_subject'] . '
';
echo 'by ' . $thread['user_name'] . ' | ';
} else {
$no_threads_msg = 'There are no threads in this category yet.';
echo ''. $no_threads_msg .' | ';
}
}
mysqli_stmt_close($stmt);
mysqli_free_result($thread_res);
}
function display_threads($dbc, $sql_result, $show_category = false) {
$sql = "SELECT post_id, post_date, user_id, user_name FROM posts JOIN users ON post_author = user_id WHERE post_thread = ? ORDER BY post_id DESC LIMIT 1";
$stmt = mysqli_stmt_init($dbc);
if (!mysqli_stmt_prepare($stmt, $sql)) {
die('Could not create thread due to internal error: ' . mysqli_error($dbc));
}
while ($row = mysqli_fetch_assoc($sql_result)) {
mysqli_stmt_bind_param($stmt, "i", $row['thread_id']);
mysqli_stmt_execute($stmt);
$thread_res = mysqli_stmt_get_result($stmt);
$thread = mysqli_fetch_assoc($thread_res);
echo '| ';
echo '';
echo 'by ' . $row['user_name'] . ' ';
if ($show_category) {
echo 'in ' . $row['cat_name'] . ' ';
}
echo 'on ' . date('M d, Y', strtotime($row['thread_date'])) . '';
echo ' | by ' . $thread['user_name'] . '
';
echo '' . date('m/d/Y g:ia', strtotime($thread['post_date'])) . ' |
';
}
mysqli_stmt_close($stmt);
}
function add_quote($dbc, $thread_id, $matches) {
foreach ($matches as $match) {
$id = (int) filter_var($match, FILTER_SANITIZE_NUMBER_INT) - 1;
$sql = "SELECT post_content, post_author, user_name FROM posts LEFT JOIN users ON post_author = user_id WHERE post_thread = " . $thread_id . " LIMIT 1 OFFSET " . $id;
$result = mysqli_query($dbc, $sql);
if (!$result) {
return '';
}
$reply = mysqli_fetch_assoc($result);
if (empty($reply)) {
return 'Invalid quote!
';
}
$id = $id + 1;
return 'Quote from ' . $reply['user_name'] . '
' . $reply['post_content'] . '
';
}
}
function display_posts($dbc, $thread_id, $sql_result) {
while ($row = mysqli_fetch_assoc($sql_result)) {
echo '#' . $row['post_id'] . ' Posted by ' . $row['user_name'] . ' on ' . date('m/d/Y g:ia', strtotime($row['post_date'])) . '
';
$post_content = $row['post_content'];
$post_content = preg_replace_callback('/>#\d+/', function($matches) use($thread_id, $dbc) {
return add_quote($dbc, $thread_id, $matches);
}, $post_content);
// Replace YouTube URLs with embedded YouTube videos.
$post_content = preg_replace(
"/\s*[a-zA-Z\/\/:\.]*youtu(be.com\/watch\?v=|.be\/)([a-zA-Z0-9\-_]+)([a-zA-Z0-9\/\*\-\_\?\&\;\%\=\.]*)/i",
'
', $post_content);
// Replace Image URLs with embedded images.
$post_content = preg_replace('@\b(http(s)?://)([^\s]*?(?:\.[a-z\d?=/_-]+)+(?:\.jpg|\.png|\.gif))(?![^<]*?(?:|/?>))@i', '
', $post_content);
// Replace other URLs with links.
$post_content = preg_replace('@\b(http(s)?://)([^\s]*?(?:\.[a-z\d?=/_-]+)+)(?![^<]*?(?:|/?>))@i', '$0', $post_content);
echo $post_content;
}
}