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<?php

/**

*

* @package phpBB3

* @version $Id$

* @copyright (c) 2005 phpBB Group

* @license http://opensource.org/licenses/gpl-license.php GNU Public License

*

*/

/**

*/

define('IN_PHPBB', true);

$phpbb_root_path = './';

$phpEx = substr(strrchr(__FILE__, '.'), 1);

include($phpbb_root_path . 'common.'.$phpEx);

include($phpbb_root_path . 'includes/functions_admin.'.$phpEx);

include($phpbb_root_path . 'includes/functions_posting.'.$phpEx);

include($phpbb_root_path . 'includes/functions_display.' . $phpEx);

include($phpbb_root_path . 'includes/message_parser.'.$phpEx);

// Start session management

$user->session_begin();

$auth->acl($user->data);

// Grab only parameters needed here

$post_id        = request_var('p', 0);

$topic_id        = request_var('t', 0);

$forum_id        = request_var('f', 0);

$draft_id        = request_var('d', 0);

$lastclick        = request_var('lastclick', 0);

$submit                = (isset($_POST['post']));

$preview        = (isset($_POST['preview']));

$save                = (isset($_POST['save']));

$load                = (isset($_POST['load']));

$cancel                = (isset($_POST['cancel']));

$confirm        = (isset($_POST['confirm']));

$delete                = (isset($_POST['delete']));

$refresh        = isset($_POST['add_file']) || isset($_POST['delete_file']) || isset($_POST['edit_comment']) || isset($_POST['cancel_unglobalise']) || $save || $load;

$mode                = ($delete && !$preview && !$refresh && $submit) ? 'delete' : request_var('mode', '');

$error = array();

$current_time = time();

// Was cancel pressed? If so then redirect to the appropriate page

if ($cancel || ($current_time - $lastclick < 2 && $submit))

{

        $redirect = ($post_id) ? "viewtopic.$phpEx$SID&p=$post_id#$post_id" : (($topic_id) ? "viewtopic.$phpEx$SID&t=$topic_id" : (($forum_id) ? "viewforum.$phpEx$SID&f=$forum_id" : "index.$phpEx$SID"));

        redirect($redirect);

}

if (in_array($mode, array('post', 'reply', 'quote', 'edit', 'delete', 'popup')) && !$forum_id)

{

        trigger_error('NO_FORUM');

}

// What is all this following SQL for? Well, we need to know

// some basic information in all cases before we do anything.

switch ($mode)

{

        case 'post':

                $sql = 'SELECT *

                        FROM ' . FORUMS_TABLE . "

                        WHERE forum_id = $forum_id";

                break;

        case 'bump':

        case 'reply':

                if (!$topic_id)

                {

                        trigger_error('NO_TOPIC');

                }

                $sql = 'SELECT f.*, t.*

                        FROM ' . TOPICS_TABLE . ' t, ' . FORUMS_TABLE . " f

                        WHERE t.topic_id = $topic_id

                                AND (f.forum_id = t.forum_id

                                        OR f.forum_id = $forum_id)";

                break;

        case 'quote':

        case 'edit':

        case 'delete':

                if (!$post_id)

                {

                        trigger_error('NO_POST');

                }

                $sql = 'SELECT f.*, t.*, p.*, u.username, u.user_sig, u.user_sig_bbcode_uid, u.user_sig_bbcode_bitfield

                        FROM ' . POSTS_TABLE . ' p, ' . TOPICS_TABLE . ' t, ' . FORUMS_TABLE . ' f, ' . USERS_TABLE . " u

                        WHERE p.post_id = $post_id

                                AND t.topic_id = p.topic_id

                                AND u.user_id = p.poster_id

                                AND (f.forum_id = t.forum_id

                                        OR f.forum_id = $forum_id)";

                break;

        case 'smilies':

                $sql = '';

                generate_smilies('window', $forum_id);

                break;

        case 'popup':

                $sql = 'SELECT forum_style

                        FROM ' . FORUMS_TABLE . '

                        WHERE forum_id = ' . $forum_id;

                break;

        default:

                $sql = '';

                trigger_error('NO_POST_MODE');

}

if ($sql)

{

        $result = $db->sql_query($sql);

        extract($db->sql_fetchrow($result));

        $db->sql_freeresult($result);

        if ($mode == 'popup')

        {

                upload_popup($forum_style);

                exit;

        }

        $quote_username = (isset($username)) ? $username : ((isset($post_username)) ? $post_username : '');

        $forum_id        = (int) $forum_id;

        $topic_id        = (int) $topic_id;

        $post_id        = (int) $post_id;

        // Global Topic? - Adjust forum id

        if (!$forum_id && $topic_type == POST_GLOBAL)

        {

                $forum_id = request_var('f', 0);

        }

        $post_edit_locked = (isset($post_edit_locked)) ? (int) $post_edit_locked : 0;

        $user->setup(array('posting', 'mcp', 'viewtopic'), $forum_style);

        if ($forum_password)

        {

                $forum_info = array(

                        'forum_id'                => $forum_id,

                        'forum_password'=> $forum_password

                );

                login_forum_box($forum_info);

                unset($forum_info);

        }

        $post_subject = (in_array($mode, array('quote', 'edit', 'delete'))) ? $post_subject : ((isset($topic_title)) ? $topic_title : '');

        $topic_time_limit = (isset($topic_time_limit)) ? (($topic_time_limit) ? (int) $topic_time_limit / 86400 : (int) $topic_time_limit) : 0;

        $poll_length = (isset($poll_length)) ? (($poll_length) ? (int) $poll_length / 86400 : (int) $poll_length) : 0;

        $poll_start = (isset($poll_start)) ? (int) $poll_start : 0;

        $poll_options = array();

        if (!isset($icon_id) || in_array($mode, array('quote', 'reply')))

        {

                $icon_id = 0;

        }

        // Get Poll Data

        if ($poll_start)

        {

                $sql = 'SELECT poll_option_text

                        FROM ' . POLL_OPTIONS_TABLE . "

                        WHERE topic_id = $topic_id

                        ORDER BY poll_option_id";

                $result = $db->sql_query($sql);

                while ($row = $db->sql_fetchrow($result))

                {

                        $poll_options[] = trim($row['poll_option_text']);

                }

                $db->sql_freeresult($result);

        }

        $orig_poll_options_size = sizeof($poll_options);

        $message_parser = new parse_message();

        if (isset($post_text))

        {

                $message_parser->message = $post_text;

                unset($post_text);

        }

        $message_parser->get_submitted_attachment_data();

        // Set uninitialized variables

        $uninit = array('post_attachment' => 0, 'poster_id' => 0, 'enable_magic_url' => 0, 'topic_status' => 0, 'topic_type' => POST_NORMAL, 'subject' => '', 'topic_title' => '', 'post_time' => 0, 'post_edit_reason' => '');

        foreach ($uninit as $var_name => $default_value)

        {

                if (!isset($$var_name))

                {

                        $$var_name = $default_value;

                }

        }

        unset($uninit, $var_name, $default_value);

        if ($post_attachment && !$submit && !$refresh && !$preview && $mode == 'edit')

        {

                $sql = 'SELECT attach_id, physical_filename, comment, real_filename, extension, mimetype, filesize, filetime, thumbnail

                        FROM ' . ATTACHMENTS_TABLE . "

                        WHERE post_msg_id = $post_id

                                AND in_message = 0

                        ORDER BY filetime " . ((!$config['display_order']) ? 'DESC' : 'ASC');

                $result = $db->sql_query($sql);

                $message_parser->attachment_data = array_merge($message_parser->attachment_data, $db->sql_fetchrowset($result));

                $db->sql_freeresult($result);

        }

        if ($poster_id == ANONYMOUS || !$poster_id)

        {

                $username = (in_array($mode, array('quote', 'edit', 'delete'))) ? trim($post_username) : '';

        }

        else

        {

                $username = (in_array($mode, array('quote', 'edit', 'delete'))) ? trim($username) : '';

        }

        $enable_urls = $enable_magic_url;

        $enable_html = (isset($enable_html)) ? $enable_html : $config['allow_html'];

        if (!in_array($mode, array('quote', 'edit', 'delete')))

        {

                $enable_sig                = ($config['allow_sig'] && $user->optionget('attachsig'));

                $enable_smilies        = ($config['allow_smilies'] && $user->optionget('smilies'));

                $enable_bbcode        = ($config['allow_bbcode'] && $user->optionget('bbcode'));

                $enable_urls        = true;

        }

        $enable_magic_url = $drafts = false;

        // User own some drafts?

        if ($user->data['is_registered'] && $auth->acl_get('u_savedrafts') && $mode != 'delete')

        {

                $sql = 'SELECT draft_id

                        FROM ' . DRAFTS_TABLE . '

                        WHERE (forum_id = ' . $forum_id . (($topic_id) ? " OR topic_id = $topic_id" : '') . ')

                                AND user_id = ' . $user->data['user_id'] .

                                (($draft_id) ? " AND draft_id <> $draft_id" : '');

                $result = $db->sql_query_limit($sql, 1);

                if ($db->sql_fetchrow($result))

                {

                        $drafts = true;

                }

                $db->sql_freeresult($result);

        }

        $check_value = (($enable_html+1) << 16) + (($enable_bbcode+1) << 8) + (($enable_smilies+1) << 4) + (($enable_urls+1) << 2) + (($enable_sig+1) << 1);

}

// Notify user checkbox

if ($mode != 'post' && $user->data['is_registered'])

{

        $sql = 'SELECT topic_id

                FROM ' . TOPICS_WATCH_TABLE . '

                WHERE topic_id = ' . $topic_id . '

                        AND user_id = ' . $user->data['user_id'];

        $result = $db->sql_query_limit($sql, 1);

        $notify_set = ($db->sql_fetchrow($result)) ? 1 : 0;

        $db->sql_freeresult($result);

}

else

{

        $notify_set = 0;

}

if (!$auth->acl_get('f_' . $mode, $forum_id) && $forum_type == FORUM_POST)

{

        if ($user->data['is_registered'])

        {

                trigger_error('USER_CANNOT_' . strtoupper($mode));

        }

        login_box('', $user->lang['LOGIN_EXPLAIN_' . strtoupper($mode)]);

}

// Forum/Topic locked?

if (($forum_status == ITEM_LOCKED || $topic_status == ITEM_LOCKED) && !$auth->acl_get('m_edit', $forum_id))

{

        $message = ($forum_status == ITEM_LOCKED) ? 'FORUM_LOCKED' : 'TOPIC_LOCKED';

        trigger_error($message);

}

// Can we edit this post ... if we're a moderator with rights then always yes

// else it depends on editing times, lock status and if we're the correct user

// !$preview && !$refresh && !$submit &&

if ($mode == 'edit' && !$preview && !$refresh && !$submit && !$auth->acl_get('m_edit', $forum_id))

{

        if ($user->data['user_id'] != $poster_id)

        {

                trigger_error('USER_CANNOT_EDIT');

        }

        if (!($post_time > time() - $config['edit_time'] || !$config['edit_time']))

        {

                trigger_error('CANNOT_EDIT_TIME');

        }

        if ($post_edit_locked)

        {

                trigger_error('CANNOT_EDIT_POST_LOCKED');

        }

}

// Do we want to edit our post ?

if ($mode == 'edit')

{

        $message_parser->bbcode_uid = $bbcode_uid;

}

// Delete triggered ?

if ($mode == 'delete' && (($poster_id == $user->data['user_id'] && $user->data['is_registered'] && $auth->acl_get('f_delete', $forum_id) && $post_id == $topic_last_post_id) || $auth->acl_get('m_delete', $forum_id)))

{

        $s_hidden_fields = build_hidden_fields(array(

                'p'                => $post_id,

                'f'                => $forum_id,

                'mode'        => 'delete')

        );

        if (confirm_box(true))

        {

                $data = array(

                        'topic_first_post_id'        => $topic_first_post_id,

                        'topic_last_post_id'        => $topic_last_post_id,

                        'topic_approved'                => $topic_approved,

                        'topic_type'                        => $topic_type,

                        'post_approved'                        => $post_approved,

                        'post_time'                                => $post_time,

                        'poster_id'                                => $poster_id

                );

                $next_post_id = delete_post($mode, $post_id, $topic_id, $forum_id, $data);

                if ($topic_first_post_id == $topic_last_post_id)

                {

                        add_log('mod', $forum_id, $topic_id, 'LOG_DELETE_TOPIC', $topic_title);

                        $meta_info = "{$phpbb_root_path}viewforum.$phpEx$SID&f=$forum_id";

                        $message = $user->lang['POST_DELETED'];

                }

                else

                {

                        add_log('mod', $forum_id, $topic_id, 'LOG_DELETE_POST', $post_subject);

                        $meta_info = "{$phpbb_root_path}viewtopic.$phpEx$SID&f=$forum_id&t=$topic_id&p=$next_post_id#$next_post_id";

                        $message = $user->lang['POST_DELETED'] . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], "<a href=\"{$phpbb_root_path}viewtopic.$phpEx$SID&amp;f=$forum_id&amp;t=$topic_id&amp;p=$next_post_id#$next_post_id\">", '</a>');

                }

                meta_refresh(3, $meta_info);

                $message .= '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], "<a href=\"{$phpbb_root_path}viewforum.$phpEx$SID&amp;f=$forum_id\">", '</a>');

                trigger_error($message);

        }

        else

        {

                confirm_box(false, 'DELETE_MESSAGE', $s_hidden_fields);

        }

}

if ($mode == 'delete' && $poster_id != $user->data['user_id'] && !$auth->acl_get('f_delete', $forum_id))

{

        trigger_error('DELETE_OWN_POSTS');

}

if ($mode == 'delete' && $poster_id == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id) && $post_id != $topic_last_post_id)

{

        trigger_error('CANNOT_DELETE_REPLIED');

}

if ($mode == 'delete')

{

        trigger_error('USER_CANNOT_DELETE');

}

// HTML, BBCode, Smilies, Images and Flash status

$html_status        = ($config['allow_html'] && $auth->acl_get('f_html', $forum_id));

$bbcode_status        = ($config['allow_bbcode'] && $auth->acl_get('f_bbcode', $forum_id));

$smilies_status        = ($config['allow_smilies'] && $auth->acl_get('f_smilies', $forum_id));

$img_status                = ($auth->acl_get('f_img', $forum_id));

$flash_status        = ($auth->acl_get('f_flash', $forum_id));

$quote_status        = ($auth->acl_get('f_quote', $forum_id));

// Bump Topic

if ($mode == 'bump' && ($bump_time = bump_topic_allowed($forum_id, $topic_bumped, $topic_last_post_time, $topic_poster, $topic_last_poster_id)))

{

        $db->sql_transaction();

        $db->sql_query('UPDATE ' . POSTS_TABLE . "

                SET post_time = $current_time

                WHERE post_id = $topic_last_post_id

                        AND topic_id = $topic_id");

        $db->sql_query('UPDATE ' . TOPICS_TABLE . "

                SET topic_last_post_time = $current_time,

                        topic_bumped = 1,

                        topic_bumper = " . $user->data['user_id'] . "

                WHERE topic_id = $topic_id");

        $db->sql_query('UPDATE ' . FORUMS_TABLE . '

                SET ' . implode(', ', update_last_post_information('forum', $forum_id)) . "

                WHERE forum_id = $forum_id");

        $db->sql_query('UPDATE ' . USERS_TABLE . "

                SET user_lastpost_time = $current_time

                WHERE user_id = " . $user->data['user_id']);

        $db->sql_transaction('commit');

        markread('post', $forum_id, $topic_id, $current_time);

        add_log('mod', $forum_id, $topic_id, sprintf($user->lang['LOGM_BUMP'], $topic_title));

        meta_refresh(3, "viewtopic.$phpEx$SID&f=$forum_id&t=$topic_id&p=$topic_last_post_id#$topic_last_post_id");

        $message = $user->lang['TOPIC_BUMPED'] . '<br /><br />' . sprintf($user->lang['VIEW_MESSAGE'], '<a href="viewtopic.' . $phpEx . $SID . "&amp;f=$forum_id&amp;t=$topic_id&amp;p=$topic_last_post_id#$topic_last_post_id\">", '</a>') . '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], '<a href="viewforum.' . $phpEx . $SID .'&amp;f=' . $forum_id . '">', '</a>');

        trigger_error($message);

}

else if ($mode == 'bump')

{

        trigger_error('BUMP_ERROR');

}

// Save Draft

if ($save && $user->data['is_registered'] && $auth->acl_get('u_savedrafts'))

{

        $subject = request_var('subject', '', true);

        $subject = (!$subject && $mode != 'post') ? $topic_title : $subject;

        $message = request_var('message', '', true);

        if ($subject && $message)

        {

                $sql = 'INSERT INTO ' . DRAFTS_TABLE . ' ' . $db->sql_build_array('INSERT', array(

                        'user_id'        => $user->data['user_id'],

                        'topic_id'        => $topic_id,

                        'forum_id'        => $forum_id,

                        'save_time'        => $current_time,

                        'draft_subject' => $subject,

                        'draft_message' => $message));

                $db->sql_query($sql);

                $meta_info = ($mode == 'post') ? "viewforum.$phpEx$SID&f=$forum_id" : "viewtopic.$phpEx$SID&f=$forum_id&t=$topic_id";

                meta_refresh(3, $meta_info);

                $message = $user->lang['DRAFT_SAVED'] . '<br /><br />';

                $message .= ($mode != 'post') ? sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $meta_info . '">', '</a>') . '<br /><br />' : '';

                $message .= sprintf($user->lang['RETURN_FORUM'], '<a href="viewforum.' . $phpEx . $SID . '&amp;f=' . $forum_id . '">', '</a>');

                trigger_error($message);

        }

        unset($subject);

        unset($message);

}

// Load Draft

if ($draft_id && $user->data['is_registered'] && $auth->acl_get('u_savedrafts'))

{

        $sql = 'SELECT draft_subject, draft_message

                FROM ' . DRAFTS_TABLE . "

                WHERE draft_id = $draft_id

                        AND user_id = " . $user->data['user_id'];

        $result = $db->sql_query_limit($sql, 1);

        if ($row = $db->sql_fetchrow($result))

        {

                $_REQUEST['subject'] = strtr($row['draft_subject'], array_flip(get_html_translation_table(HTML_ENTITIES)));

                $_POST['message'] = strtr($row['draft_message'], array_flip(get_html_translation_table(HTML_ENTITIES)));

                $refresh = true;

                $template->assign_var('S_DRAFT_LOADED', true);

        }

        else

        {

                $draft_id = 0;

        }

}

// Load Drafts

if ($load && $drafts)

{

        load_drafts($topic_id, $forum_id);

}

if ($submit || $preview || $refresh)

{

        $topic_cur_post_id        = request_var('topic_cur_post_id', 0);

        $subject = request_var('subject', '', true);

        if (strcmp($subject, strtoupper($subject)) == 0 && $subject)

        {

                $subject = strtolower($subject);

        }

        $message_parser->message = request_var('message', '', true);

        $username                        = (isset($_POST['username'])) ? request_var('username', '') : $username;

        $post_edit_reason        = (isset($_POST['edit_reason']) && !empty($_POST['edit_reason']) && $mode == 'edit' && $user->data['user_id'] != $poster_id) ? request_var('edit_reason', '') : '';

        $topic_type                        = (isset($_POST['topic_type'])) ? (int) $_POST['topic_type'] : (($mode != 'post') ? $topic_type : POST_NORMAL);

        $topic_time_limit        = (isset($_POST['topic_time_limit'])) ? (int) $_POST['topic_time_limit'] : (($mode != 'post') ? $topic_time_limit : 0);

        $icon_id                        = request_var('icon', 0);

        $enable_html                 = (!$html_status || isset($_POST['disable_html'])) ? false : true;

        $enable_bbcode                 = (!$bbcode_status || isset($_POST['disable_bbcode'])) ? false : true;

        $enable_smilies                = (!$smilies_status || isset($_POST['disable_smilies'])) ? false : true;

        $enable_urls                 = (isset($_POST['disable_magic_url'])) ? 0 : 1;

        $enable_sig                        = (!$config['allow_sig']) ? false : ((isset($_POST['attach_sig']) && $user->data['is_registered']) ? true : false);

        $notify                                = (isset($_POST['notify']));

        $topic_lock                        = (isset($_POST['lock_topic']));

        $post_lock                        = (isset($_POST['lock_post']));

        $poll_delete                = (isset($_POST['poll_delete']));

        if ($submit)

        {

                $status_switch        = (($enable_html+1) << 16) + (($enable_bbcode+1) << 8) + (($enable_smilies+1) << 4) + (($enable_urls+1) << 2) + (($enable_sig+1) << 1);

                $status_switch = ($status_switch != $check_value);

        }

        else

        {

                $status_switch = 1;

        }

        // Delete Poll

        if ($poll_delete && $mode == 'edit' && $poll_options &&

                ((!$poll_last_vote && $poster_id == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id)) || $auth->acl_get('m_delete', $forum_id)))

        {

                switch (SQL_LAYER)

                {

                        case 'mysql4':

                        case 'mysqli':

                                $sql = 'DELETE FROM ' . POLL_OPTIONS_TABLE . ', ' . POLL_VOTES_TABLE . "

                                        WHERE topic_id = $topic_id";

                                $db->sql_query($sql);

                                break;

                        default:

                                $sql = 'DELETE FROM ' . POLL_OPTIONS_TABLE . "

                                        WHERE topic_id = $topic_id";

                                $db->sql_query($sql);

                                $sql = 'DELETE FROM ' . POLL_VOTES_TABLE . "

                                        WHERE topic_id = $topic_id";

                                $db->sql_query($sql);

                }

                $topic_sql = array(

                        'poll_title'                => '',

                        'poll_start'                 => 0,

                        'poll_length'                => 0,

                        'poll_last_vote'        => 0,

                        'poll_max_options'        => 0,

                        'poll_vote_change'        => 0

                );

                $sql = 'UPDATE ' . TOPICS_TABLE . '

                        SET ' . $db->sql_build_array('UPDATE', $topic_sql) . "

                        WHERE topic_id = $topic_id";

                $db->sql_query($sql);

                $poll_title = $poll_option_text = '';

                $poll_vote_change = $poll_max_options = $poll_length = 0;

        }

        else

        {

                $poll_title                        = request_var('poll_title', '');

                $poll_length                = request_var('poll_length', 0);

                $poll_option_text        = request_var('poll_option_text', '');

                $poll_max_options        = request_var('poll_max_options', 1);

                $poll_vote_change        = ($auth->acl_get('f_votechg', $forum_id) && isset($_POST['poll_vote_change'])) ? 1 : 0;

        }

        // If replying/quoting and last post id has changed

        // give user option to continue submit or return to post

        // notify and show user the post made between his request and the final submit

        if (($mode == 'reply' || $mode == 'quote') && $topic_cur_post_id && $topic_cur_post_id != $topic_last_post_id)

        {

                if (topic_review($topic_id, $forum_id, 'post_review', $topic_cur_post_id))

                {

                        $template->assign_var('S_POST_REVIEW', true);

                }

                $submit = false;

                $refresh = true;

        }

        // Parse Attachments - before checksum is calculated

        $message_parser->parse_attachments('fileupload', $mode, $forum_id, $submit, $preview, $refresh);

        // Grab md5 'checksum' of new message

        $message_md5 = md5($message_parser->message);

        // Check checksum ... don't re-parse message if the same

        $update_message = ($mode != 'edit' || $message_md5 != $post_checksum || $status_switch) ? true : false;

        // Parse message

        if ($update_message)

        {

                $message_parser->parse($enable_html, $enable_bbcode, $enable_urls, $enable_smilies, $img_status, $flash_status, $quote_status);

        }

        else

        {

                $message_parser->bbcode_bitfield = $bbcode_bitfield;

        }

        if ($mode != 'edit' && !$preview && !$refresh && $config['flood_interval'] && !$auth->acl_get('f_ignoreflood', $forum_id))

        {

                // Flood check

                $last_post_time = 0;

                if ($user->data['is_registered'])

                {

                        $last_post_time = $user->data['user_lastpost_time'];

                }

                else

                {

                        $sql = 'SELECT post_time AS last_post_time

                                FROM ' . POSTS_TABLE . "

                                WHERE poster_ip = '" . $user->ip . "'

                                        AND post_time > " . ($current_time - $config['flood_interval']);

                        $result = $db->sql_query_limit($sql, 1);

                        if ($row = $db->sql_fetchrow($result))

                        {

                                $last_post_time = $row['last_post_time'];

                        }

                        $db->sql_freeresult($result);

                }

                if ($last_post_time)

                {

                        if ($last_post_time && ($current_time - $last_post_time) < intval($config['flood_interval']))

                        {

                                $error[] = $user->lang['FLOOD_ERROR'];

                        }

                }

        }

        // Validate username

        if (($username && !$user->data['is_registered']) || ($mode == 'edit' && $post_username))

        {

                include($phpbb_root_path . 'includes/functions_user.' . $phpEx);

                if (($result = validate_username(($mode == 'edit' && $post_username) ? $post_username : $username)) != false)

                {

                        $error[] = $result;