<?php
function connect() {
    global $db_host,$db_user,$db_pass,$db;
    $db_host = 'localhost';
    $db_user = 'root';
    $db_pass = '';
    $db = 'bytelife';
    mysql_connect($db_host,$db_user,$db_pass);
    mysql_select_db($db) or die ('Could not connect to database.');
}

function getthread($thread) {
    $query = mysql_query("SELECT * FROM posts WHERE id='$thread'");
    if(mysql_num_rows($query) > 0){
        while($data = mysql_fetch_array($query)){
            print '<div class="post"><b>'.$data['username'].'</b> | '.$data['date'].' | '.$data['time'].' <span class="reply">[<a href="#" onClick="toggle(\'reply '.$data['id'].'\');">reply</a>]</span><div class="content"><p>'.$data['content'].'</p></div></div>';
            print '<div id="reply '.$data['id'].'" class="replybox">
            <form name="reply" action="post.php" method="post">
            <textarea name="content" rows="6" cols="70"></textarea><br />
            <input type="submit" value="Submit" />
            <input type="hidden" name="indent" value="1" />
            <input type="hidden" name="parent" value="'.$data['id'].'" />
            </form>
            </div>';
            getreplies($data['id']);
        }
    }
    else{
        echo '<div align="center"><h2>error: specified thread does not exist.</h2></div>';
    }
}

function getreplies($index) {
    $query = mysql_query("SELECT * FROM posts where parent='$index'");
    if(mysql_num_rows($query) > 0){
        while($data = mysql_fetch_array($query)) {
            $indent = $data['indent'] * 50;
            $replyindent = $indent + 50;
            $postindent = $replyindent / 50;
            print '<div style="padding-left: '.$indent.'px;"><div class="post"><b>'.$data['username'].'</b> | '.$data['date'].' | '.$data['time'].' <span class="reply">[<a href="#" onClick="toggle(\'reply '.$data['id'].'\');">reply</a>]</span><div class="content"><p>'.$data['content'].'</p></div></div></div>';
            print '<div id="reply '.$data['id'].'" class="replybox" style="padding-left: '.$replyindent.'px;"><form name="reply" action="post.php" method="post"><textarea name="content" rows="6" cols="70"></textarea><br /><input type="submit" value="Submit" /><input type="hidden" name="indent" value="'.$postindent.'" /><input type="hidden" name="parent" value="'.$data['id'].'" /></form></div>';
            getreplies($data['id']);
        }
    }
}

function newreply(){
    global $username,$parent,$indent,$content;
//  $content = bbcode($content);
//  $body = nl2br($content);
    mysql_query("INSERT INTO posts (username,parent,indent,content,date,time) VALUES ('$username','$parent','$indent','$content','".date('m,j,Y')."',".date('g:i A')."')");
}

function bbcode($body){
    if(substr($body,-1,1) != "\n") {
        $body .= "\n";
    }
    $body = str_replace(">", ">", $body);
    $body = preg_replace('/^(>[^\>](.*))\n/m', '<div class="quote">\\1</div>', $body);
    $body = preg_replace('@\[i\](.+?)\[\/i\]@i', '<i>$1</i>', $body);
    $body = preg_replace('@\[img\](.+?)\[\/img\]@i', '<a href=\"$1\" target=\"_blank\" /><img src=\"$1\" class=\"embed\" /></a>', $body);
    return $body;
}
?>