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./othercms/phpBB3/posting.php
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

/**
* @ignore
*/
define('IN_PHPBB', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include(
$phpbb_root_path . 'common.' . $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
$draft_id    = $request->variable('d', 0);

$preview    = (isset($_POST['preview'])) ? true : false;
$save        = (isset($_POST['save'])) ? true : false;
$load        = (isset($_POST['load'])) ? true : false;
$confirm    = $request->is_set_post('confirm');
$cancel        = (isset($_POST['cancel']) && !isset($_POST['save'])) ? true : false;

$refresh    = (isset($_POST['add_file']) || isset($_POST['delete_file']) || $save || $load || $preview);
$submit = $request->is_set_post('post') && !$refresh && !$preview;
$mode        = $request->variable('mode', '');

// Only assign required URL parameters
$forum_id = 0;
$topic_id = 0;
$post_id = 0;

switch (
$mode)
{
    case
'popup':
    case
'smilies':
       
$forum_id = $request->variable('f', 0);
    break;

    case
'post':
       
$forum_id = $request->variable('f', 0);
        if (!
$forum_id)
        {
           
trigger_error('NO_FORUM');
        }
    break;

    case
'bump':
    case
'reply':
       
$topic_id = $request->variable('t', 0);
        if (
$topic_id)
        {
           
$sql = 'SELECT forum_id
                FROM '
. TOPICS_TABLE . "
                WHERE topic_id =
$topic_id";
           
$result = $db->sql_query($sql);
           
$forum_id = (int) $db->sql_fetchfield('forum_id');
           
$db->sql_freeresult($result);
        }

        if (!
$topic_id || !$forum_id)
        {
           
trigger_error('NO_TOPIC');
        }
    break;

    case
'edit':
    case
'delete':
    case
'quote':
    case
'soft_delete':
       
$post_id = $request->variable('p', 0);
        if (
$post_id)
        {
           
$topic_forum = [];

           
$sql = 'SELECT t.topic_id, t.forum_id
                FROM '
. TOPICS_TABLE . ' t, ' . POSTS_TABLE . ' p
                WHERE p.post_id = '
. $post_id . '
                AND t.topic_id = p.topic_id'
;
           
$result = $db->sql_query($sql);
           
$topic_forum = $db->sql_fetchrow($result);
           
$db->sql_freeresult($result);
        }

        if (!
$post_id || !$topic_forum)
        {
           
$user->setup('posting');
           
trigger_error('NO_POST');
        }

       
$topic_id = (int) $topic_forum['topic_id'];
       
$forum_id = (int) $topic_forum['forum_id'];
    break;
}

// If the user is not allowed to delete the post, we try to soft delete it, so we overwrite the mode here.
if ($mode == 'delete' && (($confirm && !$request->is_set_post('delete_permanent')) || !$auth->acl_gets('f_delete', 'm_delete', $forum_id)))
{
   
$mode = 'soft_delete';
}

$error = $post_data = array();
$current_time = time();

/**
* This event allows you to alter the above parameters, such as submit and mode
*
* Note: $refresh must be true to retain previously submitted form data.
*
* Note: The template class will not work properly until $user->setup() is
* called, and it has not been called yet. Extensions requiring template
* assignments should use an event that comes later in this file.
*
* @event core.modify_posting_parameters
* @var    int        post_id        ID of the post
* @var    int        topic_id    ID of the topic
* @var    int        forum_id    ID of the forum
* @var    int        draft_id    ID of the draft
* @var    bool    submit        Whether or not the form has been submitted
* @var    bool    preview        Whether or not the post is being previewed
* @var    bool    save        Whether or not a draft is being saved
* @var    bool    load        Whether or not a draft is being loaded
* @var    bool    cancel        Whether or not to cancel the form (returns to
*                            viewtopic or viewforum depending on if the user
*                            is posting a new topic or editing a post)
* @var    bool    refresh        Whether or not to retain previously submitted data
* @var    string    mode        What action to take if the form has been submitted
*                            post|reply|quote|edit|delete|bump|smilies|popup
* @var    array    error        Any error strings; a non-empty array aborts
*                            form submission.
*                            NOTE: Should be actual language strings, NOT
*                            language keys.
* @since 3.1.0-a1
* @changed 3.1.2-RC1            Removed 'delete' var as it does not exist
* @changed 3.2.4-RC1        Remove unused 'lastclick' var
*/
$vars = array(
   
'post_id',
   
'topic_id',
   
'forum_id',
   
'draft_id',
   
'submit',
   
'preview',
   
'save',
   
'load',
   
'cancel',
   
'refresh',
   
'mode',
   
'error',
);
extract($phpbb_dispatcher->trigger_event('core.modify_posting_parameters', compact($vars)));

// Was cancel pressed? If so then redirect to the appropriate page
if ($cancel)
{
   
$redirect = ($post_id) ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $post_id) . '#p' . $post_id : (($topic_id) ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", 't=' . $topic_id) : (($forum_id) ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id) : append_sid("{$phpbb_root_path}index.$phpEx")));
   
redirect($redirect);
}

/* @var $phpbb_content_visibility \phpbb\content_visibility */
$phpbb_content_visibility = $phpbb_container->get('content.visibility');

// 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':
       
$sql = 'SELECT f.*, t.*
            FROM '
. TOPICS_TABLE . ' t, ' . FORUMS_TABLE . " f
            WHERE t.topic_id =
$topic_id
                AND f.forum_id = t.forum_id
                AND "
. $phpbb_content_visibility->get_visibility_sql('topic', $forum_id, 't.');
    break;

    case
'quote':
    case
'edit':
    case
'delete':
    case
'soft_delete':
       
$sql = 'SELECT f.*, t.*, p.*, u.username, u.username_clean, 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
                AND "
. $phpbb_content_visibility->get_visibility_sql('post', $forum_id, 'p.');
    break;

    case
'smilies':
       
$sql = '';
       
generate_smilies('window', $forum_id);
    break;

    case
'popup':
        if (
$forum_id)
        {
           
$sql = 'SELECT forum_style
                FROM '
. FORUMS_TABLE . '
                WHERE forum_id = '
. $forum_id;
        }
        else
        {
           
phpbb_upload_popup();
            return;
        }
    break;

    default:
       
$sql = '';
    break;
}

if (!
$sql)
{
   
$user->setup('posting');
   
trigger_error('NO_POST_MODE');
}

$result = $db->sql_query($sql);
$post_data = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

if (!
$post_data)
{
    if (!(
$mode == 'post' || $mode == 'bump' || $mode == 'reply'))
    {
       
$user->setup('posting');
    }
   
trigger_error(($mode == 'post' || $mode == 'bump' || $mode == 'reply') ? 'NO_TOPIC' : 'NO_POST');
}

/**
* This event allows you to bypass reply/quote test of an unapproved post.
*
* @event core.posting_modify_row_data
* @var    array    post_data    All post data from database
* @var    string    mode        What action to take if the form has been submitted
*                            post|reply|quote|edit|delete|bump|smilies|popup
* @var    int        topic_id    ID of the topic
* @var    int        forum_id    ID of the forum
* @since 3.2.8-RC1
*/
$vars = array(
   
'post_data',
   
'mode',
   
'topic_id',
   
'forum_id',
);
extract($phpbb_dispatcher->trigger_event('core.posting_modify_row_data', compact($vars)));

// Not able to reply to unapproved posts/topics
// TODO: add more descriptive language key
if ($auth->acl_get('m_approve', $forum_id) && ((($mode == 'reply' || $mode == 'bump') && $post_data['topic_visibility'] != ITEM_APPROVED) || ($mode == 'quote' && $post_data['post_visibility'] != ITEM_APPROVED)))
{
   
trigger_error(($mode == 'reply' || $mode == 'bump') ? 'TOPIC_UNAPPROVED' : 'POST_UNAPPROVED');
}

if (
$mode == 'popup')
{
   
phpbb_upload_popup($post_data['forum_style']);
    return;
}

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

// Need to login to passworded forum first?
if ($post_data['forum_password'])
{
   
login_forum_box(array(
       
'forum_id'            => $forum_id,
       
'forum_name'        => $post_data['forum_name'],
       
'forum_password'    => $post_data['forum_password'])
    );
}

// Check permissions
if ($user->data['is_bot'])
{
   
redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
}

// Is the user able to read within this forum?
if (!$auth->acl_get('f_read', $forum_id))
{
    if (
$user->data['user_id'] != ANONYMOUS)
    {
       
trigger_error('USER_CANNOT_READ');
    }
   
$message = $user->lang['LOGIN_EXPLAIN_POST'];

    if (
$request->is_ajax())
    {
       
$json = new phpbb\json_response();
       
$json->send(array(
           
'title'        => $user->lang['INFORMATION'],
           
'message'    => $message,
        ));
    }

   
login_box('', $message);
}

// Permission to do the action asked?
$is_authed = false;

switch (
$mode)
{
    case
'post':
        if (
$auth->acl_get('f_post', $forum_id))
        {
           
$is_authed = true;
        }
    break;

    case
'bump':
        if (
$auth->acl_get('f_bump', $forum_id))
        {
           
$is_authed = true;
        }
    break;

    case
'quote':

       
$post_data['post_edit_locked'] = 0;

   
// no break;

   
case 'reply':
        if (
$auth->acl_get('f_reply', $forum_id))
        {
           
$is_authed = true;
        }
    break;

    case
'edit':
        if (
$user->data['is_registered'] && $auth->acl_gets('f_edit', 'm_edit', $forum_id))
        {
           
$is_authed = true;
        }
    break;

    case
'delete':
        if (
$user->data['is_registered'] && ($auth->acl_get('m_delete', $forum_id) || ($post_data['poster_id'] == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id))))
        {
           
$is_authed = true;
        }

   
// no break;

   
case 'soft_delete':
        if (!
$is_authed && $user->data['is_registered'] && $phpbb_content_visibility->can_soft_delete($forum_id, $post_data['poster_id'], $post_data['post_edit_locked']))
        {
           
// Fall back to soft_delete if we have no permissions to delete posts but to soft delete them
           
$is_authed = true;
           
$mode = 'soft_delete';
        }
    break;
}
/**
* This event allows you to do extra auth checks and verify if the user
* has the required permissions
*
* Extensions should only change the error and is_authed variables.
*
* @event core.modify_posting_auth
* @var    int        post_id        ID of the post
* @var    int        topic_id    ID of the topic
* @var    int        forum_id    ID of the forum
* @var    int        draft_id    ID of the draft
* @var    bool    submit        Whether or not the form has been submitted
* @var    bool    preview        Whether or not the post is being previewed
* @var    bool    save        Whether or not a draft is being saved
* @var    bool    load        Whether or not a draft is being loaded
* @var    bool    refresh        Whether or not to retain previously submitted data
* @var    string    mode        What action to take if the form has been submitted
*                            post|reply|quote|edit|delete|bump|smilies|popup
* @var    array    error        Any error strings; a non-empty array aborts
*                            form submission.
*                            NOTE: Should be actual language strings, NOT
*                            language keys.
* @var    bool    is_authed    Does the user have the required permissions?
* @var    array    post_data    All post data from database
* @since 3.1.3-RC1
* @changed 3.1.10-RC1 Added post_data
* @changed 3.2.4-RC1         Remove unused 'lastclick' var
*/
$vars = array(
   
'post_id',
   
'topic_id',
   
'forum_id',
   
'draft_id',
   
'submit',
   
'preview',
   
'save',
   
'load',
   
'refresh',
   
'mode',
   
'error',
   
'is_authed',
   
'post_data',
);
extract($phpbb_dispatcher->trigger_event('core.modify_posting_auth', compact($vars)));

if (!
$is_authed || !empty($error))
{
   
$check_auth = ($mode == 'quote') ? 'reply' : (($mode == 'soft_delete') ? 'delete' : $mode);

    if (
$user->data['is_registered'])
    {
       
trigger_error(empty($error) ? 'USER_CANNOT_' . strtoupper($check_auth) : implode('<br/>', $error));
    }
   
$message = $user->lang['LOGIN_EXPLAIN_' . strtoupper($mode)];

    if (
$request->is_ajax())
    {
       
$json = new phpbb\json_response();
       
$json->send(array(
           
'title'        => $user->lang['INFORMATION'],
           
'message'    => $message,
        ));
    }

   
login_box('', $message);
}

if (
$config['enable_post_confirm'] && !$user->data['is_registered'])
{
   
$captcha = $phpbb_container->get('captcha.factory')->get_instance($config['captcha_plugin']);
   
$captcha->init(CONFIRM_POST);
}

// Is the user able to post within this forum?
if ($post_data['forum_type'] != FORUM_POST && in_array($mode, array('post', 'bump', 'quote', 'reply')))
{
   
trigger_error('USER_CANNOT_FORUM_POST');
}

// Forum/Topic locked?
if (($post_data['forum_status'] == ITEM_LOCKED || (isset($post_data['topic_status']) && $post_data['topic_status'] == ITEM_LOCKED)) && !$auth->acl_get($mode == 'reply' ? 'm_lock' : 'm_edit', $forum_id))
{
   
trigger_error(($post_data['forum_status'] == ITEM_LOCKED) ? 'FORUM_LOCKED' : 'TOPIC_LOCKED');
}

// 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
if ($mode == 'edit' && !$auth->acl_get('m_edit', $forum_id))
{
   
$force_edit_allowed = false;

   
$s_cannot_edit = $user->data['user_id'] != $post_data['poster_id'];
   
$s_cannot_edit_time = $config['edit_time'] && $post_data['post_time'] <= time() - ($config['edit_time'] * 60);
   
$s_cannot_edit_locked = $post_data['post_edit_locked'];

   
/**
    * This event allows you to modify the conditions for the "cannot edit post" checks
    *
    * @event core.posting_modify_cannot_edit_conditions
    * @var    array    post_data    Array with post data
    * @var    bool    force_edit_allowed        Allow the user to edit the post (all permissions and conditions are ignored)
    * @var    bool    s_cannot_edit            User can not edit the post because it's not his
    * @var    bool    s_cannot_edit_locked    User can not edit the post because it's locked
    * @var    bool    s_cannot_edit_time        User can not edit the post because edit_time has passed
    * @since 3.1.0-b4
    */
   
$vars = array(
       
'post_data',
       
'force_edit_allowed',
       
's_cannot_edit',
       
's_cannot_edit_locked',
       
's_cannot_edit_time',
    );
   
extract($phpbb_dispatcher->trigger_event('core.posting_modify_cannot_edit_conditions', compact($vars)));

    if (!
$force_edit_allowed)
    {
        if (
$s_cannot_edit)
        {
           
trigger_error('USER_CANNOT_EDIT');
        }
        else if (
$s_cannot_edit_time)
        {
           
trigger_error('CANNOT_EDIT_TIME');
        }
        else if (
$s_cannot_edit_locked)
        {
           
trigger_error('CANNOT_EDIT_POST_LOCKED');
        }
    }
}

// Handle delete mode...
if ($mode == 'delete' || $mode == 'soft_delete')
{
    if (
$mode == 'soft_delete' && $post_data['post_visibility'] == ITEM_DELETED)
    {
       
$user->setup('posting');
       
trigger_error('NO_POST');
    }

   
$delete_reason = $request->variable('delete_reason', '', true);
   
phpbb_handle_post_delete($forum_id, $topic_id, $post_id, $post_data, ($mode == 'soft_delete' && !$request->is_set_post('delete_permanent')), $delete_reason);
    return;
}

// Handle bump mode...
if ($mode == 'bump')
{
    if (
$bump_time = bump_topic_allowed($forum_id, $post_data['topic_bumped'], $post_data['topic_last_post_time'], $post_data['topic_poster'], $post_data['topic_last_poster_id'])
        &&
check_link_hash($request->variable('hash', ''), "topic_{$post_data['topic_id']}"))
    {
       
$meta_url = phpbb_bump_topic($forum_id, $topic_id, $post_data, $current_time);
       
meta_refresh(3, $meta_url);
       
$message = $user->lang['TOPIC_BUMPED'];

        if (!
$request->is_ajax())
        {
           
$message .= '<br /><br />' . $user->lang('VIEW_MESSAGE', '<a href="' . $meta_url . '">', '</a>');
           
$message .= '<br /><br />' . $user->lang('RETURN_FORUM', '<a href="' . append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id) . '">', '</a>');
        }

       
trigger_error($message);
    }

   
trigger_error('BUMP_ERROR');
}

// Subject length limiting to 60 characters if first post...
if ($mode == 'post' || ($mode == 'edit' && $post_data['topic_first_post_id'] == $post_data['post_id']))
{
   
$template->assign_var('S_NEW_MESSAGE', true);
}

// Determine some vars
if (isset($post_data['poster_id']) && $post_data['poster_id'] == ANONYMOUS)
{
   
$post_data['quote_username'] = (!empty($post_data['post_username'])) ? $post_data['post_username'] : $user->lang['GUEST'];
}
else
{
   
$post_data['quote_username'] = isset($post_data['username']) ? $post_data['username'] : '';
}

$post_data['post_edit_locked']    = (isset($post_data['post_edit_locked'])) ? (int) $post_data['post_edit_locked'] : 0;
$post_data['post_subject_md5']    = (isset($post_data['post_subject']) && $mode == 'edit') ? md5($post_data['post_subject']) : '';
$post_data['post_subject']        = (in_array($mode, array('quote', 'edit'))) ? $post_data['post_subject'] : ((isset($post_data['topic_title'])) ? $post_data['topic_title'] : '');
$post_data['topic_time_limit']    = (isset($post_data['topic_time_limit'])) ? (($post_data['topic_time_limit']) ? (int) $post_data['topic_time_limit'] / 86400 : (int) $post_data['topic_time_limit']) : 0;
$post_data['poll_length']        = (!empty($post_data['poll_length'])) ? (int) $post_data['poll_length'] / 86400 : 0;
$post_data['poll_start']        = (!empty($post_data['poll_start'])) ? (int) $post_data['poll_start'] : 0;
$post_data['icon_id']            = (!isset($post_data['icon_id']) || in_array($mode, array('quote', 'reply'))) ? 0 : (int) $post_data['icon_id'];
$post_data['poll_options']        = array();

// Get Poll Data
if ($post_data['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))
    {
       
$post_data['poll_options'][] = trim($row['poll_option_text']);
    }
   
$db->sql_freeresult($result);
}

/**
* This event allows you to modify the post data before parsing
*
* @event core.posting_modify_post_data
* @var    int        forum_id    ID of the forum
* @var    string    mode        What action to take if the form has been submitted
*                            post|reply|quote|edit|delete|bump|smilies|popup
* @var    array    post_data    Array with post data
* @var    int        post_id        ID of the post
* @var    int        topic_id    ID of the topic
* @since 3.2.2-RC1
*/
$vars = array(
   
'forum_id',
   
'mode',
   
'post_data',
   
'post_id',
   
'topic_id',
);
extract($phpbb_dispatcher->trigger_event('core.posting_modify_post_data', compact($vars)));

if (
$mode == 'edit')
{
   
$original_poll_data = array(
       
'poll_title'        => $post_data['poll_title'],
       
'poll_length'        => $post_data['poll_length'],
       
'poll_max_options'    => $post_data['poll_max_options'],
       
'poll_option_text'    => implode("\n", $post_data['poll_options']),
       
'poll_start'        => $post_data['poll_start'],
       
'poll_last_vote'    => $post_data['poll_last_vote'],
       
'poll_vote_change'    => $post_data['poll_vote_change'],
    );
}

$orig_poll_options_size = count($post_data['poll_options']);

$message_parser = new parse_message();
/* @var $plupload \phpbb\plupload\plupload */
$plupload = $phpbb_container->get('plupload');

/* @var $mimetype_guesser \phpbb\mimetype\guesser */
$mimetype_guesser = $phpbb_container->get('mimetype.guesser');
$message_parser->set_plupload($plupload);

if (isset(
$post_data['post_text']))
{
   
$message_parser->message = &$post_data['post_text'];
    unset(
$post_data['post_text']);
}

// Set some default variables
$uninit = array('post_attachment' => 0, 'poster_id' => $user->data['user_id'], 'enable_magic_url' => 0, 'topic_status' => 0, 'topic_type' => POST_NORMAL, 'post_subject' => '', 'topic_title' => '', 'post_time' => 0, 'post_edit_reason' => '', 'notify_set' => 0);

/**
* This event allows you to modify the default variables for post_data, and unset them in post_data if needed
*
* @event core.posting_modify_default_variables
* @var    array    post_data    Array with post data
* @var    array    uninit        Array with default vars to put into post_data, if they aren't there
* @since 3.2.5-RC1
*/
$vars = array(
   
'post_data',
   
'uninit',
);
extract($phpbb_dispatcher->trigger_event('core.posting_modify_default_variables', compact($vars)));

foreach (
$uninit as $var_name => $default_value)
{
    if (!isset(
$post_data[$var_name]))
    {
       
$post_data[$var_name] = $default_value;
    }
}
unset(
$uninit);

// Always check if the submitted attachment data is valid and belongs to the user.
// Further down (especially in submit_post()) we do not check this again.
$message_parser->get_submitted_attachment_data($post_data['poster_id']);

if (
$post_data['post_attachment'] && !$submit && !$refresh && !$preview && $mode == 'edit')
{
   
// Do not change to SELECT *
   
$sql = 'SELECT attach_id, is_orphan, attach_comment, real_filename, filesize
        FROM '
. ATTACHMENTS_TABLE . "
        WHERE post_msg_id =
$post_id
            AND in_message = 0
            AND is_orphan = 0
        ORDER BY attach_id DESC"
;
   
$result = $db->sql_query($sql);
   
$message_parser->attachment_data = array_merge($message_parser->attachment_data, $db->sql_fetchrowset($result));
   
$db->sql_freeresult($result);
}

if (
$post_data['poster_id'] == ANONYMOUS)
{
   
$post_data['username'] = ($mode == 'quote' || $mode == 'edit') ? trim($post_data['post_username']) : '';
}
else
{
   
$post_data['username'] = ($mode == 'quote' || $mode == 'edit') ? trim($post_data['username']) : '';
}

$post_data['enable_urls'] = $post_data['enable_magic_url'];

if (
$mode != 'edit')
{
   
$post_data['enable_sig']        = ($config['allow_sig'] && $user->optionget('attachsig')) ? true: false;
   
$post_data['enable_smilies']    = ($config['allow_smilies'] && $user->optionget('smilies')) ? true : false;
   
$post_data['enable_bbcode']        = ($config['allow_bbcode'] && $user->optionget('bbcode')) ? true : false;
   
$post_data['enable_urls']        = true;
}

if (
$mode == 'post')
{
   
$post_data['topic_status']        = ($request->is_set_post('lock_topic') && $auth->acl_gets('m_lock', 'f_user_lock', $forum_id)) ? ITEM_LOCKED : ITEM_UNLOCKED;
}

$post_data['enable_magic_url'] = $post_data['drafts'] = false;

// User own some drafts?
if ($user->data['is_registered'] && $auth->acl_get('u_savedrafts') && ($mode == 'reply' || $mode == 'post' || $mode == 'quote'))
{
   
$sql = 'SELECT draft_id
        FROM '
. DRAFTS_TABLE . '
        WHERE user_id = '
. $user->data['user_id'] .
            ((
$forum_id) ? ' AND forum_id = ' . (int) $forum_id : '') .
            ((
$topic_id) ? ' AND topic_id = ' . (int) $topic_id : '') .
            ((
$draft_id) ? " AND draft_id <> $draft_id" : '');
   
$result = $db->sql_query_limit($sql, 1);

    if (
$db->sql_fetchrow($result))
    {
       
$post_data['drafts'] = true;
    }
   
$db->sql_freeresult($result);
}

$check_value = (($post_data['enable_bbcode']+1) << 8) + (($post_data['enable_smilies']+1) << 4) + (($post_data['enable_urls']+1) << 2) + (($post_data['enable_sig']+1) << 1);

// Check if user is watching this topic
if ($mode != 'post' && $config['allow_topic_notify'] && $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 = $db->sql_query($sql);
   
$post_data['notify_set'] = (int) $db->sql_fetchfield('topic_id');
   
$db->sql_freeresult($result);
}

// Do we want to edit our post ?
if ($mode == 'edit' && $post_data['bbcode_uid'])
{
   
$message_parser->bbcode_uid = $post_data['bbcode_uid'];
}

// HTML, BBCode, Smilies, Images and Flash status
$bbcode_status    = ($config['allow_bbcode'] && $auth->acl_get('f_bbcode', $forum_id)) ? true : false;
$smilies_status    = ($config['allow_smilies'] && $auth->acl_get('f_smilies', $forum_id)) ? true : false;
$img_status        = ($bbcode_status && $auth->acl_get('f_img', $forum_id)) ? true : false;
$url_status        = ($config['allow_post_links']) ? true : false;
$flash_status    = ($bbcode_status && $auth->acl_get('f_flash', $forum_id) && $config['allow_post_flash']) ? true : false;
$quote_status    = true;

/**
 * Event to override message BBCode status indications
 *
 * @event core.posting_modify_bbcode_status
 *
 * @var bool    bbcode_status    BBCode status
 * @var bool    smilies_status    Smilies status
 * @var bool    img_status        Image BBCode status
 * @var bool    url_status        URL BBCode status
 * @var bool    flash_status    Flash BBCode status
 * @var bool    quote_status    Quote BBCode status
 * @since 3.3.3-RC1
 */
$vars = [
   
'bbcode_status',
   
'smilies_status',
   
'img_status',
   
'url_status',
   
'flash_status',
   
'quote_status',
];
extract($phpbb_dispatcher->trigger_event('core.posting_modify_bbcode_status', compact($vars)));

// Save Draft
if ($save && $user->data['is_registered'] && $auth->acl_get('u_savedrafts') && ($mode == 'reply' || $mode == 'post' || $mode == 'quote'))
{
   
$subject = $request->variable('subject', '', true);
   
$subject = (!$subject && $mode != 'post') ? $post_data['topic_title'] : $subject;
   
$message = $request->variable('message', '', true);

   
/**
     * Replace Emojis and other 4bit UTF-8 chars not allowed by MySQL to UCR/NCR.
     * Using their Numeric Character Reference's Hexadecimal notation.
     */
   
$subject = utf8_encode_ucr($subject);

    if (
$subject && $message)
    {
        if (
confirm_box(true))
        {
           
$message_parser->message = $message;
           
$message_parser->parse($post_data['enable_bbcode'], ($config['allow_post_links']) ? $post_data['enable_urls'] : false, $post_data['enable_smilies'], $img_status, $flash_status, $quote_status, $config['allow_post_links']);

           
$sql = 'INSERT INTO ' . DRAFTS_TABLE . ' ' . $db->sql_build_array('INSERT', array(
               
'user_id'        => (int) $user->data['user_id'],
               
'topic_id'        => (int) $topic_id,
               
'forum_id'        => (int) $forum_id,
               
'save_time'        => (int) $current_time,
               
'draft_subject'    => (string) $subject,
               
'draft_message'    => (string) $message_parser->message)
            );
           
$db->sql_query($sql);

           
/** @var \phpbb\attachment\manager $attachment_manager */
           
$attachment_manager = $phpbb_container->get('attachment.manager');
           
$attachment_manager->delete('attach', array_column($message_parser->attachment_data, 'attach_id'));

           
$meta_info = ($mode == 'post') ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id) : append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$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="' . append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id) . '">', '</a>');

           
trigger_error($message);
        }
        else
        {
           
$s_hidden_fields = build_hidden_fields(array(
               
'mode'        => $mode,
               
'save'        => true,
               
'f'            => $forum_id,
               
't'            => $topic_id,
               
'subject'    => $subject,
               
'message'    => $message,
               
'attachment_data' => $message_parser->attachment_data,
                )
            );

           
$hidden_fields = array(
               
'icon_id'            => 0,

               
'disable_bbcode'    => false,
               
'disable_smilies'    => false,
               
'disable_magic_url'    => false,
               
'attach_sig'        => true,
               
'lock_topic'        => false,

               
'topic_type'        => POST_NORMAL,
               
'topic_time_limit'    => 0,

               
'poll_title'        => '',
               
'poll_option_text'    => '',
               
'poll_max_options'    => 1,
               
'poll_length'        => 0,
               
'poll_vote_change'    => false,
            );

            foreach (
$hidden_fields as $name => $default)
            {
                if (!isset(
$_POST[$name]))
                {
                   
// Don't include it, if its not available
                   
unset($hidden_fields[$name]);
                    continue;
                }

                if (
is_bool($default))
                {
                   
// Use the string representation
                   
$hidden_fields[$name] = $request->variable($name, '');
                }
                else
                {
                   
$hidden_fields[$name] = $request->variable($name, $default);
                }
            }

           
$s_hidden_fields .= build_hidden_fields($hidden_fields);

           
confirm_box(false, 'SAVE_DRAFT', $s_hidden_fields);
        }
    }
    else
    {
        if (
utf8_clean_string($subject) === '')
        {
           
$error[] = $user->lang['EMPTY_SUBJECT'];
        }

        if (
utf8_clean_string($message) === '')
        {
           
$error[] = $user->lang['TOO_FEW_CHARS'];
        }
    }
    unset(
$subject, $message);
}

// Load requested Draft
if ($draft_id && ($mode == 'reply' || $mode == 'quote' || $mode == 'post') && $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);
   
$row = $db->sql_fetchrow($result);
   
$db->sql_freeresult($result);

    if (
$row)
    {
       
$post_data['post_subject'] = $row['draft_subject'];
       
$message_parser->message = $row['draft_message'];

       
$template->assign_var('S_DRAFT_LOADED', true);
    }
    else
    {
       
$draft_id = 0;
    }
}

// Load draft overview
if ($load && ($mode == 'reply' || $mode == 'quote' || $mode == 'post') && $post_data['drafts'])
{
   
load_drafts($topic_id, $forum_id);
}

/** @var \phpbb\textformatter\utils_interface $bbcode_utils */
$bbcode_utils = $phpbb_container->get('text_formatter.utils');

if (
$submit || $preview || $refresh)
{
   
$post_data['topic_cur_post_id']    = $request->variable('topic_cur_post_id', 0);
   
$post_data['post_subject']        = $request->variable('subject', '', true);
   
$message_parser->message        = $request->variable('message', '', true);

   
$post_data['username']            = $request->variable('username', $post_data['username'], true);
   
$post_data['post_edit_reason']    = ($request->variable('edit_reason', false, false, \phpbb\request\request_interface::POST) && $mode == 'edit' && $auth->acl_get('m_edit', $forum_id)) ? $request->variable('edit_reason', '', true) : '';

   
$post_data['orig_topic_type']    = $post_data['topic_type'];
   
$post_data['topic_type']        = $request->variable('topic_type', (($mode != 'post') ? (int) $post_data['topic_type'] : POST_NORMAL));
   
$post_data['topic_time_limit']    = $request->variable('topic_time_limit', (($mode != 'post') ? (int) $post_data['topic_time_limit'] : 0));

    if (
$post_data['enable_icons'] && $auth->acl_get('f_icons', $forum_id))
    {
       
$post_data['icon_id'] = $request->variable('icon', (int) $post_data['icon_id']);
    }

   
$post_data['enable_bbcode']        = (!$bbcode_status || isset($_POST['disable_bbcode'])) ? false : true;
   
$post_data['enable_smilies']    = (!$smilies_status || isset($_POST['disable_smilies'])) ? false : true;
   
$post_data['enable_urls']        = (isset($_POST['disable_magic_url'])) ? 0 : 1;
   
$post_data['enable_sig']        = (!$config['allow_sig'] || !$auth->acl_get('f_sigs', $forum_id) || !$auth->acl_get('u_sig')) ? false : ((isset($_POST['attach_sig']) && $user->data['is_registered']) ? true : false);

    if (
$config['allow_topic_notify'] && $user->data['is_registered'])
    {
       
$notify = (isset($_POST['notify'])) ? true : false;
    }
    else
    {
       
$notify = false;
    }

   
$topic_lock            = (isset($_POST['lock_topic'])) ? true : false;
   
$post_lock            = (isset($_POST['lock_post'])) ? true : false;
   
$poll_delete        = (isset($_POST['poll_delete'])) ? true : false;

    if (
$submit)
    {
       
$status_switch = (($post_data['enable_bbcode']+1) << 8) + (($post_data['enable_smilies']+1) << 4) + (($post_data['enable_urls']+1) << 2) + (($post_data['enable_sig']+1) << 1);
       
$status_switch = ($status_switch != $check_value);
    }
    else
    {
       
$status_switch = 1;
    }

   
// Delete Poll
   
if ($poll_delete && $mode == 'edit' && count($post_data['poll_options']) &&
        ((!
$post_data['poll_last_vote'] && $post_data['poster_id'] == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id)) || $auth->acl_get('m_delete', $forum_id)))
    {
        if (
$submit && check_form_key('posting'))
        {
           
$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);
        }

       
$post_data['poll_title'] = $post_data['poll_option_text'] = '';
       
$post_data['poll_vote_change'] = $post_data['poll_max_options'] = $post_data['poll_length'] = 0;
    }
    else
    {
       
$post_data['poll_title']        = $request->variable('poll_title', '', true);
       
$post_data['poll_length']        = $request->variable('poll_length', 0);
       
$post_data['poll_option_text']    = $request->variable('poll_option_text', '', true);
       
$post_data['poll_max_options']    = $request->variable('poll_max_options', 1);
       
$post_data['poll_vote_change']    = ($auth->acl_get('f_votechg', $forum_id) && $auth->acl_get('f_vote', $forum_id) && isset($_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') && $post_data['topic_cur_post_id'] && $post_data['topic_cur_post_id'] != $post_data['topic_last_post_id'])
    {
       
// Only do so if it is allowed forum-wide
       
if ($post_data['forum_flags'] & FORUM_FLAG_POST_REVIEW)
        {
            if (
topic_review($topic_id, $forum_id, 'post_review', $post_data['topic_cur_post_id']))
            {
               
$template->assign_var('S_POST_REVIEW', true);
            }

           
$submit = false;
           
$refresh = true;
        }
    }

   
// Parse Attachments - before checksum is calculated
   
if ($message_parser->check_attachment_form_token($language, $request, 'posting'))
    {
       
$message_parser->parse_attachments('fileupload', $mode, $forum_id, $submit, $preview, $refresh);
    }

   
/**
    * This event allows you to modify message text before parsing
    *
    * @event core.posting_modify_message_text
    * @var    array    post_data    Array with post data
    * @var    string    mode        What action to take if the form is submitted
    *                post|reply|quote|edit|delete|bump|smilies|popup
    * @var    int    post_id        ID of the post
    * @var    int    topic_id    ID of the topic
    * @var    int    forum_id    ID of the forum
    * @var    bool    submit        Whether or not the form has been submitted
    * @var    bool    preview        Whether or not the post is being previewed
    * @var    bool    save        Whether or not a draft is being saved
    * @var    bool    load        Whether or not a draft is being loaded
    * @var    bool    cancel        Whether or not to cancel the form (returns to
    *                viewtopic or viewforum depending on if the user
    *                is posting a new topic or editing a post)
    * @var    bool    refresh        Whether or not to retain previously submitted data
    * @var    object    message_parser    The message parser object
    * @var    array    error        Array of errors
    * @since 3.1.2-RC1
    * @changed 3.1.11-RC1 Added error
    */
   
$vars = array(
       
'post_data',
       
'mode',
       
'post_id',
       
'topic_id',
       
'forum_id',
       
'submit',
       
'preview',
       
'save',
       
'load',
       
'cancel',
       
'refresh',
       
'message_parser',
       
'error',
    );
   
extract($phpbb_dispatcher->trigger_event('core.posting_modify_message_text', compact($vars)));

   
// Grab md5 'checksum' of new message
   
$message_md5 = md5($message_parser->message);

   
// If editing and checksum has changed we know the post was edited while we're editing
    // Notify and show user the changed post
   
if ($mode == 'edit' && $post_data['forum_flags'] & FORUM_FLAG_POST_REVIEW)
    {
       
$edit_post_message_checksum = $request->variable('edit_post_message_checksum', '');
       
$edit_post_subject_checksum = $request->variable('edit_post_subject_checksum', '');

       
// $post_data['post_checksum'] is the checksum of the post submitted in the meantime
        // $message_md5 is the checksum of the post we're about to submit
        // $edit_post_message_checksum is the checksum of the post we're editing
        // ...

        // We make sure nobody else made exactly the same change
        // we're about to submit by also checking $message_md5 != $post_data['post_checksum']
       
if ($edit_post_message_checksum !== '' &&
           
$edit_post_message_checksum != $post_data['post_checksum'] &&
           
$message_md5 != $post_data['post_checksum']
            ||
           
$edit_post_subject_checksum !== '' &&
           
$edit_post_subject_checksum != $post_data['post_subject_md5'] &&
           
md5($post_data['post_subject']) != $post_data['post_subject_md5'])
        {
            if (
topic_review($topic_id, $forum_id, 'post_review_edit', $post_id))
            {
               
$template->assign_vars(array(
                   
'S_POST_REVIEW'            => true,

                   
'L_POST_REVIEW'            => $user->lang['POST_REVIEW_EDIT'],
                   
'L_POST_REVIEW_EXPLAIN'    => $user->lang['POST_REVIEW_EDIT_EXPLAIN'],
                ));
            }

           
$submit = false;
           
$refresh = true;
        }
    }

   
// Check checksum ... don't re-parse message if the same
   
$update_message = ($mode != 'edit' || $message_md5 != $post_data['post_checksum'] || $status_switch || strlen($post_data['bbcode_uid']) < BBCODE_UID_LEN) ? true : false;

   
// Also check if subject got updated...
   
$update_subject = $mode != 'edit' || ($post_data['post_subject_md5'] && $post_data['post_subject_md5'] != md5($post_data['post_subject']));

   
// Parse message
   
if ($update_message)
    {
        if (
count($message_parser->warn_msg))
        {
           
$error[] = implode('<br />', $message_parser->warn_msg);
           
$message_parser->warn_msg = array();
        }

        if (!
$preview || !empty($message_parser->message))
        {
           
$message_parser->parse($post_data['enable_bbcode'], ($config['allow_post_links']) ? $post_data['enable_urls'] : false, $post_data['enable_smilies'], $img_status, $flash_status, $quote_status, $config['allow_post_links']);
        }

       
// On a refresh we do not care about message parsing errors
       
if (count($message_parser->warn_msg) && $refresh && !$preview)
        {
           
$message_parser->warn_msg = array();
        }
    }
    else
    {
       
$message_parser->bbcode_bitfield = $post_data['bbcode_bitfield'];
    }

   
$ignore_flood = $auth->acl_get('u_ignoreflood') ? true : $auth->acl_get('f_ignoreflood', $forum_id);
    if (
$mode != 'edit' && !$preview && !$refresh && $config['flood_interval'] && !$ignore_flood)
    {
       
// 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 (
$last_post_time && ($current_time - $last_post_time) < intval($config['flood_interval']))
        {
           
$error[] = $user->lang['FLOOD_ERROR'];
        }
    }

   
// Validate username
   
if (($post_data['username'] && !$user->data['is_registered']) || ($mode == 'edit' && $post_data['poster_id'] == ANONYMOUS && $post_data['username'] && $post_data['post_username'] && $post_data['post_username'] != $post_data['username']))
    {
        if (!
function_exists('validate_username'))
        {
            include(
$phpbb_root_path . 'includes/functions_user.' . $phpEx);
        }

       
$user->add_lang('ucp');

        if ((
$result = validate_username($post_data['username'], (!empty($post_data['post_username'])) ? $post_data['post_username'] : '')) !== false)
        {
           
$error[] = $user->lang[$result . '_USERNAME'];
        }

        if ((
$result = validate_string($post_data['username'], false, $config['min_name_chars'], $config['max_name_chars'])) !== false)
        {
           
$min_max_amount = ($result == 'TOO_SHORT') ? $config['min_name_chars'] : $config['max_name_chars'];
           
$error[] = $user->lang('FIELD_' . $result, $min_max_amount, $user->lang['USERNAME']);
        }
    }

    if (
$config['enable_post_confirm'] && !$user->data['is_registered'] && in_array($mode, array('quote', 'post', 'reply')))
    {
       
$captcha_data = array(
           
'message'    => $request->variable('message', '', true),
           
'subject'    => $request->variable('subject', '', true),
           
'username'    => $request->variable('username', '', true),
        );
       
$vc_response = $captcha->validate($captcha_data);
        if (
$vc_response)
        {
           
$error[] = $vc_response;
        }
    }

   
// check form
   
if (($submit || $preview) && !check_form_key('posting'))
    {
       
$error[] = $user->lang['FORM_INVALID'];
    }

    if (
$submit && $mode == 'edit' && $post_data['post_visibility'] == ITEM_DELETED && !$request->is_set_post('delete') && $auth->acl_get('m_approve', $forum_id))
    {
       
$is_first_post = ($post_id <= $post_data['topic_first_post_id'] || !$post_data['topic_posts_approved']);
       
$is_last_post = ($post_id >= $post_data['topic_last_post_id'] || !$post_data['topic_posts_approved']);
       
$updated_post_data = $phpbb_content_visibility->set_post_visibility(ITEM_APPROVED, $post_id, $post_data['topic_id'], $post_data['forum_id'], $user->data['user_id'], time(), '', $is_first_post, $is_last_post);

        if (!empty(
$updated_post_data))
        {
           
// Update the post_data, so we don't need to refetch it.
           
$post_data = array_merge($post_data, $updated_post_data);
        }
    }

   
// Parse subject
   
if (!$preview && !$refresh && utf8_clean_string($post_data['post_subject']) === '' && ($mode == 'post' || ($mode == 'edit' && $post_data['topic_first_post_id'] == $post_id)))
    {
       
$error[] = $user->lang['EMPTY_SUBJECT'];
    }

   
/**
     * Replace Emojis and other 4bit UTF-8 chars not allowed by MySQL to UCR/NCR.
     * Using their Numeric Character Reference's Hexadecimal notation.
     * Check the permissions for posting Emojis first.
     */
   
if ($auth->acl_get('u_emoji'))
    {
       
$post_data['post_subject'] = utf8_encode_ucr($post_data['post_subject']);
    }
    else
    {
       
/**
         * Check for out-of-bounds characters that are currently
         * not supported by utf8_bin in MySQL
         */
       
if (preg_match_all('/[\x{10000}-\x{10FFFF}]/u', $post_data['post_subject'], $matches))
        {
           
$character_list = implode('<br>', $matches[0]);

           
$error[] = $user->lang('UNSUPPORTED_CHARACTERS_SUBJECT', $character_list);
        }
    }

   
$post_data['poll_last_vote'] = (isset($post_data['poll_last_vote'])) ? $post_data['poll_last_vote'] : 0;

    if (
$post_data['poll_option_text'] &&
        (
$mode == 'post' || ($mode == 'edit' && $post_id == $post_data['topic_first_post_id']/* && (!$post_data['poll_last_vote'] || $auth->acl_get('m_edit', $forum_id))*/))
        &&
$auth->acl_get('f_poll', $forum_id))
    {
       
$poll = array(
           
'poll_title'        => $post_data['poll_title'],
           
'poll_length'        => $post_data['poll_length'],
           
'poll_max_options'    => $post_data['poll_max_options'],
           
'poll_option_text'    => $post_data['poll_option_text'],
           
'poll_start'        => $post_data['poll_start'],
           
'poll_last_vote'    => $post_data['poll_last_vote'],
           
'poll_vote_change'    => $post_data['poll_vote_change'],
           
'enable_bbcode'        => $post_data['enable_bbcode'],
           
'enable_urls'        => $post_data['enable_urls'],
           
'enable_smilies'    => $post_data['enable_smilies'],
           
'img_status'        => $img_status
       
);

       
$message_parser->parse_poll($poll);

       
$post_data['poll_options'] = (isset($poll['poll_options'])) ? $poll['poll_options'] : array();
       
$post_data['poll_title'] = (isset($poll['poll_title'])) ? $poll['poll_title'] : '';

       
/* We reset votes, therefore also allow removing options
        if ($post_data['poll_last_vote'] && ($poll['poll_options_size'] < $orig_poll_options_size))
        {
            $message_parser->warn_msg[] = $user->lang['NO_DELETE_POLL_OPTIONS'];
        }*/
   
}
    else if (
$mode == 'edit' && $post_id == $post_data['topic_first_post_id'] && $auth->acl_get('f_poll', $forum_id))
    {
       
// The user removed all poll options, this is equal to deleting the poll.
       
$poll = array(
           
'poll_title'        => '',
           
'poll_length'        => 0,
           
'poll_max_options'    => 0,
           
'poll_option_text'    => '',
           
'poll_start'        => 0,
           
'poll_last_vote'    => 0,
           
'poll_vote_change'    => 0,
           
'poll_options'        => array(),
        );

       
$post_data['poll_options'] = array();
       
$post_data['poll_title'] = '';
       
$post_data['poll_start'] = $post_data['poll_length'] = $post_data['poll_max_options'] = $post_data['poll_last_vote'] = $post_data['poll_vote_change'] = 0;
    }
    else if (!
$auth->acl_get('f_poll', $forum_id) && ($mode == 'edit') && ($post_id == $post_data['topic_first_post_id']) && !$bbcode_utils->is_empty($original_poll_data['poll_title']))
    {
       
// We have a poll but the editing user is not permitted to create/edit it.
        // So we just keep the original poll-data.
        // Decode the poll title and options text fisrt.
       
$original_poll_data['poll_title'] = $bbcode_utils->unparse($original_poll_data['poll_title']);
       
$original_poll_data['poll_option_text'] = $bbcode_utils->unparse($original_poll_data['poll_option_text']);
       
$original_poll_data['poll_options'] = explode("\n", $original_poll_data['poll_option_text']);

       
$poll = array_merge($original_poll_data, array(
           
'enable_bbcode'        => $post_data['enable_bbcode'],
           
'enable_urls'        => $post_data['enable_urls'],
           
'enable_smilies'    => $post_data['enable_smilies'],
           
'img_status'        => $img_status,
        ));

       
$message_parser->parse_poll($poll);

       
$post_data['poll_options'] = (isset($poll['poll_options'])) ? $poll['poll_options'] : array();
       
$post_data['poll_title'] = (isset($poll['poll_title'])) ? $poll['poll_title'] : '';
    }
    else
    {
       
$poll = array();
    }

   
// Check topic type
   
if ($post_data['topic_type'] != POST_NORMAL && ($mode == 'post' || ($mode == 'edit' && $post_data['topic_first_post_id'] == $post_id)))
    {
        switch (
$post_data['topic_type'])
        {
            case
POST_GLOBAL:
               
$auth_option = 'f_announce_global';
            break;

            case
POST_ANNOUNCE:
               
$auth_option = 'f_announce';
            break;

            case
POST_STICKY:
               
$auth_option = 'f_sticky';
            break;

            default:
               
$auth_option = '';
            break;
        }

        if (
$auth_option != '' && !$auth->acl_get($auth_option, $forum_id))
        {
           
// There is a special case where a user edits his post whereby the topic type got changed by an admin/mod.
            // Another case would be a mod not having sticky permissions for example but edit permissions.
           
if ($mode == 'edit')
            {
               
// To prevent non-authed users messing around with the topic type we reset it to the original one.
               
$post_data['topic_type'] = $post_data['orig_topic_type'];
            }
            else
            {
               
$error[] = $user->lang['CANNOT_POST_' . str_replace('F_', '', strtoupper($auth_option))];
            }
        }
    }

    if (
count($message_parser->warn_msg))
    {
       
$error[] = implode('<br />', $message_parser->warn_msg);
    }

   
// DNSBL check
   
if ($config['check_dnsbl'] && !$refresh)
    {
        if ((
$dnsbl = $user->check_dnsbl('post')) !== false)
        {
           
$error[] = sprintf($user->lang['IP_BLACKLISTED'], $user->ip, $dnsbl[1]);
        }
    }

   
/**
    * This event allows you to define errors before the post action is performed
    *
    * @event core.posting_modify_submission_errors
    * @var    array    post_data    Array with post data
    * @var    array    poll        Array with poll data from post (must be used instead of the post_data equivalent)
    * @var    string    mode        What action to take if the form is submitted
    *                post|reply|quote|edit|delete|bump|smilies|popup
    * @var    int    post_id        ID of the post
    * @var    int    topic_id    ID of the topic
    * @var    int    forum_id    ID of the forum
    * @var    bool    submit        Whether or not the form has been submitted
    * @var    array    error        Any error strings; a non-empty array aborts form submission.
    *                NOTE: Should be actual language strings, NOT language keys.
    * @since 3.1.0-RC5
    * @changed 3.1.5-RC1 Added poll array to the event
    * @changed 3.2.0-a1 Removed undefined page_title
    */
   
$vars = array(
       
'post_data',
       
'poll',
       
'mode',
       
'post_id',
       
'topic_id',
       
'forum_id',
       
'submit',
       
'error',
    );
   
extract($phpbb_dispatcher->trigger_event('core.posting_modify_submission_errors', compact($vars)));

   
// Store message, sync counters
   
if (!count($error) && $submit)
    {
        if (
$submit)
        {
           
// Lock/Unlock Topic
           
$change_topic_status = $post_data['topic_status'];
           
$perm_lock_unlock = ($auth->acl_get('m_lock', $forum_id) || ($auth->acl_get('f_user_lock', $forum_id) && $user->data['is_registered'] && !empty($post_data['topic_poster']) && $user->data['user_id'] == $post_data['topic_poster'] && $post_data['topic_status'] == ITEM_UNLOCKED)) ? true : false;

            if (
$post_data['topic_status'] == ITEM_LOCKED && !$topic_lock && $perm_lock_unlock)
            {
               
$change_topic_status = ITEM_UNLOCKED;
            }
            else if (
$post_data['topic_status'] == ITEM_UNLOCKED && $topic_lock && $perm_lock_unlock)
            {
               
$change_topic_status = ITEM_LOCKED;
            }

            if (
$change_topic_status != $post_data['topic_status'])
            {
               
$sql = 'UPDATE ' . TOPICS_TABLE . "
                    SET topic_status =
$change_topic_status
                    WHERE topic_id =
$topic_id
                        AND topic_moved_id = 0"
;
               
$db->sql_query($sql);

               
$user_lock = ($auth->acl_get('f_user_lock', $forum_id) && $user->data['is_registered'] && $user->data['user_id'] == $post_data['topic_poster']) ? 'USER_' : '';

               
$phpbb_log->add('mod', $user->data['user_id'], $user->ip, 'LOG_' . $user_lock . (($change_topic_status == ITEM_LOCKED) ? 'LOCK' : 'UNLOCK'), false, array(
                   
'forum_id' => $forum_id,
                   
'topic_id' => $topic_id,
                   
$post_data['topic_title']
                ));
            }

           
// Lock/Unlock Post Edit
           
if ($mode == 'edit' && $post_data['post_edit_locked'] == ITEM_LOCKED && !$post_lock && $auth->acl_get('m_edit', $forum_id))
            {
               
$post_data['post_edit_locked'] = ITEM_UNLOCKED;
            }
            else if (
$mode == 'edit' && $post_data['post_edit_locked'] == ITEM_UNLOCKED && $post_lock && $auth->acl_get('m_edit', $forum_id))
            {
               
$post_data['post_edit_locked'] = ITEM_LOCKED;
            }

           
$data = array(
               
'topic_title'            => (empty($post_data['topic_title'])) ? $post_data['post_subject'] : $post_data['topic_title'],
               
'topic_first_post_id'    => (isset($post_data['topic_first_post_id'])) ? (int) $post_data['topic_first_post_id'] : 0,
               
'topic_last_post_id'    => (isset($post_data['topic_last_post_id'])) ? (int) $post_data['topic_last_post_id'] : 0,
               
'topic_time_limit'        => (int) $post_data['topic_time_limit'],
               
'topic_attachment'        => (isset($post_data['topic_attachment'])) ? (int) $post_data['topic_attachment'] : 0,
               
'post_id'                => (int) $post_id,
               
'topic_id'                => (int) $topic_id,
               
'forum_id'                => (int) $forum_id,
               
'icon_id'                => (int) $post_data['icon_id'],
               
'poster_id'                => (int) $post_data['poster_id'],
               
'enable_sig'            => (bool) $post_data['enable_sig'],
               
'enable_bbcode'            => (bool) $post_data['enable_bbcode'],
               
'enable_smilies'        => (bool) $post_data['enable_smilies'],
               
'enable_urls'            => (bool) $post_data['enable_urls'],
               
'enable_indexing'        => (bool) $post_data['enable_indexing'],
               
'message_md5'            => (string) $message_md5,
               
'post_checksum'            => (isset($post_data['post_checksum'])) ? (string) $post_data['post_checksum'] : '',
               
'post_edit_reason'        => $post_data['post_edit_reason'],
               
'post_edit_user'        => ($mode == 'edit') ? $user->data['user_id'] : ((isset($post_data['post_edit_user'])) ? (int) $post_data['post_edit_user'] : 0),
               
'forum_parents'            => $post_data['forum_parents'],
               
'forum_name'            => $post_data['forum_name'],
               
'notify'                => $notify,
               
'notify_set'            => $post_data['notify_set'],
               
'poster_ip'                => (isset($post_data['poster_ip'])) ? $post_data['poster_ip'] : $user->ip,
               
'post_edit_locked'        => (int) $post_data['post_edit_locked'],
               
'bbcode_bitfield'        => $message_parser->bbcode_bitfield,
               
'bbcode_uid'            => $message_parser->bbcode_uid,
               
'message'                => $message_parser->message,
               
'attachment_data'        => $message_parser->attachment_data,
               
'filename_data'            => $message_parser->filename_data,
               
'topic_status'            => $post_data['topic_status'],

               
'topic_visibility'            => (isset($post_data['topic_visibility'])) ? $post_data['topic_visibility'] : false,
               
'post_visibility'            => (isset($post_data['post_visibility'])) ? $post_data['post_visibility'] : false,
            );

            if (
$mode == 'edit')
            {
               
$data['topic_posts_approved'] = $post_data['topic_posts_approved'];
               
$data['topic_posts_unapproved'] = $post_data['topic_posts_unapproved'];
               
$data['topic_posts_softdeleted'] = $post_data['topic_posts_softdeleted'];
            }

           
// Only return the username when it is either a guest posting or we are editing a post and
            // the username was supplied; otherwise post_data might hold the data of the post that is
            // being quoted (which could result in the username being returned being that of the quoted
            // post's poster, not the poster of the current post). See: PHPBB3-11769 for more information.
           
$post_author_name = ((!$user->data['is_registered'] || $mode == 'edit') && $post_data['username'] !== '') ? $post_data['username'] : '';

           
/**
            * This event allows you to define errors before the post action is performed
            *
            * @event core.posting_modify_submit_post_before
            * @var    array    post_data    Array with post data
            * @var    array    poll        Array with poll data
            * @var    array    data        Array with post data going to be stored in the database
            * @var    string    mode        What action to take if the form is submitted
            *                post|reply|quote|edit|delete
            * @var    int    post_id        ID of the post
            * @var    int    topic_id    ID of the topic
            * @var    int    forum_id    ID of the forum
            * @var    string    post_author_name    Author name for guest posts
            * @var    bool    update_message        Boolean if the post message was changed
            * @var    bool    update_subject        Boolean if the post subject was changed
            *                NOTE: Should be actual language strings, NOT language keys.
            * @since 3.1.0-RC5
            * @changed 3.1.6-RC1 remove submit and error from event  Submit and Error are checked previously prior to running event
            * @change 3.2.0-a1 Removed undefined page_title
            */
           
$vars = array(
               
'post_data',
               
'poll',
               
'data',
               
'mode',
               
'post_id',
               
'topic_id',
               
'forum_id',
               
'post_author_name',
               
'update_message',
               
'update_subject',
            );
           
extract($phpbb_dispatcher->trigger_event('core.posting_modify_submit_post_before', compact($vars)));

           
// The last parameter tells submit_post if search indexer has to be run
           
$redirect_url = submit_post($mode, $post_data['post_subject'], $post_author_name, $post_data['topic_type'], $poll, $data, $update_message, ($update_message || $update_subject) ? true : false);

           
/**
            * This event allows you to define errors after the post action is performed
            *
            * @event core.posting_modify_submit_post_after
            * @var    array    post_data    Array with post data
            * @var    array    poll        Array with poll data
            * @var    array    data        Array with post data going to be stored in the database
            * @var    string    mode        What action to take if the form is submitted
            *                post|reply|quote|edit|delete
            * @var    int    post_id        ID of the post
            * @var    int    topic_id    ID of the topic
            * @var    int    forum_id    ID of the forum
            * @var    string    post_author_name    Author name for guest posts
            * @var    bool    update_message        Boolean if the post message was changed
            * @var    bool    update_subject        Boolean if the post subject was changed
            * @var    string    redirect_url        URL the user is going to be redirected to
            *                NOTE: Should be actual language strings, NOT language keys.
            * @since 3.1.0-RC5
            * @changed 3.1.6-RC1 remove submit and error from event  Submit and Error are checked previously prior to running event
            * @change 3.2.0-a1 Removed undefined page_title
            */
           
$vars = array(
               
'post_data',
               
'poll',
               
'data',
               
'mode',
               
'post_id',
               
'topic_id',
               
'forum_id',
               
'post_author_name',
               
'update_message',
               
'update_subject',
               
'redirect_url',
            );
           
extract($phpbb_dispatcher->trigger_event('core.posting_modify_submit_post_after', compact($vars)));

            if (
$config['enable_post_confirm'] && !$user->data['is_registered'] && (isset($captcha) && $captcha->is_solved() === true) && ($mode == 'post' || $mode == 'reply' || $mode == 'quote'))
            {
               
$captcha->reset();
            }

           
// Handle delete mode...
           
if ($request->is_set_post('delete_permanent') || ($request->is_set_post('delete') && $post_data['post_visibility'] != ITEM_DELETED))
            {
               
$delete_reason = $request->variable('delete_reason', '', true);
               
phpbb_handle_post_delete($forum_id, $topic_id, $post_id, $post_data, !$request->is_set_post('delete_permanent'), $delete_reason);
                return;
            }

           
// Check the permissions for post approval.
            // Moderators must go through post approval like ordinary users.
           
if ((!$auth->acl_get('f_noapprove', $data['forum_id']) && empty($data['force_approved_state'])) || (isset($data['force_approved_state']) && !$data['force_approved_state']))
            {
               
meta_refresh(10, $redirect_url);
               
$message = ($mode == 'edit') ? $user->lang['POST_EDITED_MOD'] : $user->lang['POST_STORED_MOD'];
               
$message .= (($user->data['user_id'] == ANONYMOUS) ? '' : ' '. $user->lang['POST_APPROVAL_NOTIFY']);
               
$message .= '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], '<a href="' . append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $data['forum_id']) . '">', '</a>');
               
trigger_error($message);
            }

           
redirect($redirect_url);
        }
    }
}

// Preview
if (!count($error) && $preview)
{
   
$post_data['post_time'] = ($mode == 'edit') ? $post_data['post_time'] : $current_time;

   
$preview_message = $message_parser->format_display($post_data['enable_bbcode'], $post_data['enable_urls'], $post_data['enable_smilies'], false);

   
$preview_signature = ($mode == 'edit') ? $post_data['user_sig'] : $user->data['user_sig'];
   
$preview_signature_uid = ($mode == 'edit') ? $post_data['user_sig_bbcode_uid'] : $user->data['user_sig_bbcode_uid'];
   
$preview_signature_bitfield = ($mode == 'edit') ? $post_data['user_sig_bbcode_bitfield'] : $user->data['user_sig_bbcode_bitfield'];

   
// Signature
   
if ($post_data['enable_sig'] && $config['allow_sig'] && $preview_signature && $auth->acl_get('f_sigs', $forum_id))
    {
       
$flags = ($config['allow_sig_bbcode']) ? OPTION_FLAG_BBCODE : 0;
       
$flags |= ($config['allow_sig_links']) ? OPTION_FLAG_LINKS : 0;
       
$flags |= ($config['allow_sig_smilies']) ? OPTION_FLAG_SMILIES : 0;

       
$preview_signature = generate_text_for_display($preview_signature, $preview_signature_uid, $preview_signature_bitfield, $flags, false);
    }
    else
    {
       
$preview_signature = '';
    }

   
$preview_subject = censor_text($post_data['post_subject']);

   
// Poll Preview
   
if (!$poll_delete && ($mode == 'post' || ($mode == 'edit' && $post_id == $post_data['topic_first_post_id']/* && (!$post_data['poll_last_vote'] || $auth->acl_get('m_edit', $forum_id))*/))
    &&
$auth->acl_get('f_poll', $forum_id))
    {
       
$parse_poll = new parse_message($post_data['poll_title']);
       
$parse_poll->bbcode_uid = $message_parser->bbcode_uid;
       
$parse_poll->bbcode_bitfield = $message_parser->bbcode_bitfield;

       
$parse_poll->format_display($post_data['enable_bbcode'], $post_data['enable_urls'], $post_data['enable_smilies']);

        if (
$post_data['poll_length'])
        {
           
$poll_end = ($post_data['poll_length'] * 86400) + (($post_data['poll_start']) ? $post_data['poll_start'] : time());
        }

       
$template->assign_vars(array(
           
'S_HAS_POLL_OPTIONS'    => (count($post_data['poll_options'])),
           
'S_IS_MULTI_CHOICE'        => ($post_data['poll_max_options'] > 1) ? true : false,

           
'POLL_QUESTION'        => $parse_poll->message,

           
'L_POLL_LENGTH'        => ($post_data['poll_length']) ? sprintf($user->lang['POLL_RUN_TILL'], $user->format_date($poll_end)) : '',
           
'L_MAX_VOTES'        => $user->lang('MAX_OPTIONS_SELECT', (int) $post_data['poll_max_options']),
        ));

       
$preview_poll_options = array();
        foreach (
$post_data['poll_options'] as $poll_option)
        {
           
$parse_poll->message = $poll_option;
           
$parse_poll->format_display($post_data['enable_bbcode'], $post_data['enable_urls'], $post_data['enable_smilies']);
           
$preview_poll_options[] = $parse_poll->message;
        }
        unset(
$parse_poll);

        foreach (
$preview_poll_options as $key => $option)
        {
           
$template->assign_block_vars('poll_option', array(
               
'POLL_OPTION_CAPTION'    => $option,
               
'POLL_OPTION_ID'        => $key + 1)
            );
        }
        unset(
$preview_poll_options);
    }

   
// Attachment Preview
   
if (count($message_parser->attachment_data))
    {
       
$template->assign_var('S_HAS_ATTACHMENTS', true);

       
$update_count = array();
       
$attachment_data = $message_parser->attachment_data;

       
parse_attachments($forum_id, $preview_message, $attachment_data, $update_count, true);

        foreach (
$attachment_data as $i => $attachment)
        {
           
$template->assign_block_vars('attachment', array(
               
'DISPLAY_ATTACHMENT'    => $attachment)
            );
        }
        unset(
$attachment_data);
    }

    if (!
count($error))
    {
       
$template->assign_vars(array(
           
'PREVIEW_SUBJECT'        => $preview_subject,
           
'PREVIEW_MESSAGE'        => $preview_message,
           
'PREVIEW_SIGNATURE'        => $preview_signature,

           
'S_DISPLAY_PREVIEW'        => !empty($preview_message),
        ));
    }
}

// Remove quotes that would become nested too deep before decoding the text
$generate_quote = ($mode == 'quote' && !$submit && !$preview && !$refresh);
if (
$generate_quote && $config['max_quote_depth'] > 0)
{
   
$tmp_bbcode_uid = $message_parser->bbcode_uid;
   
$message_parser->bbcode_uid = $post_data['bbcode_uid'];
   
$message_parser->remove_nested_quotes($config['max_quote_depth'] - 1);
   
$message_parser->bbcode_uid = $tmp_bbcode_uid;
}

// Decode text for message display
$post_data['bbcode_uid'] = ($mode == 'quote' && !$preview && !$refresh && !count($error)) ? $post_data['bbcode_uid'] : $message_parser->bbcode_uid;
$message_parser->decode_message($post_data['bbcode_uid']);

if (
$generate_quote)
{
   
// Remove attachment bbcode tags from the quoted message to avoid mixing with the new post attachments if any
   
$message_parser->message = preg_replace('#\[attachment=([0-9]+)\](.*?)\[\/attachment\]#uis', '\\2', $message_parser->message);

   
$quote_attributes = array(
                       
'author'  => $post_data['quote_username'],
                       
'post_id' => $post_data['post_id'],
                       
'time'    => $post_data['post_time'],
                       
'user_id' => $post_data['poster_id'],
    );

   
/**
    * This event allows you to modify the quote attributes of the post being quoted
    *
    * @event core.posting_modify_quote_attributes
    * @var    array    quote_attributes    Array with quote attributes
    * @var    array    post_data            Array with post data
    * @since 3.2.6-RC1
    */
   
$vars = array(
       
'quote_attributes',
       
'post_data',
    );
   
extract($phpbb_dispatcher->trigger_event('core.posting_modify_quote_attributes', compact($vars)));

   
/** @var \phpbb\language\language $language */
   
$language = $phpbb_container->get('language');
   
phpbb_format_quote($language, $message_parser, $bbcode_utils, $bbcode_status, $quote_attributes);
}

if ((
$mode == 'reply' || $mode == 'quote') && !$submit && !$preview && !$refresh)
{
   
$post_data['post_subject'] = ((strpos($post_data['post_subject'], 'Re: ') !== 0) ? 'Re: ' : '') . censor_text($post_data['post_subject']);

   
$post_subject = $post_data['post_subject'];

   
/**
    * This event allows you to modify the post subject of the post being quoted
    *
    * @event core.posting_modify_post_subject
    * @var    string        post_subject    String with the post subject already censored.
    * @since 3.2.8-RC1
    */
   
$vars = array('post_subject');
   
extract($phpbb_dispatcher->trigger_event('core.posting_modify_post_subject', compact($vars)));

   
$post_data['post_subject'] = $post_subject;
}

$attachment_data = $message_parser->attachment_data;
$filename_data = $message_parser->filename_data;
$post_data['post_text'] = $message_parser->message;

if (
count($post_data['poll_options']) || (isset($post_data['poll_title']) && !$bbcode_utils->is_empty($post_data['poll_title'])))
{
   
$message_parser->message = $post_data['poll_title'];
   
$message_parser->bbcode_uid = $post_data['bbcode_uid'];

   
$message_parser->decode_message();
   
$post_data['poll_title'] = $message_parser->message;

   
$message_parser->message = implode("\n", $post_data['poll_options']);
   
$message_parser->decode_message();
   
$post_data['poll_options'] = explode("\n", $message_parser->message);
}

// MAIN POSTING PAGE BEGINS HERE

// Forum moderators?
$moderators = array();
if (
$config['load_moderators'])
{
   
get_moderators($moderators, $forum_id);
}

// Generate smiley listing
generate_smilies('inline', $forum_id);

// Generate inline attachment select box
posting_gen_inline_attachments($attachment_data);

// Do show topic type selection only in first post.
$topic_type_toggle = false;

if (
$mode == 'post' || ($mode == 'edit' && $post_id == $post_data['topic_first_post_id']))
{
   
$topic_type_toggle = posting_gen_topic_types($forum_id, $post_data['topic_type']);
}

$s_topic_icons = false;
if (
$post_data['enable_icons'] && $auth->acl_get('f_icons', $forum_id))
{
   
$s_topic_icons = posting_gen_topic_icons($mode, $post_data['icon_id']);
}

$bbcode_checked        = (isset($post_data['enable_bbcode'])) ? !$post_data['enable_bbcode'] : (($config['allow_bbcode']) ? !$user->optionget('bbcode') : 1);
$smilies_checked    = (isset($post_data['enable_smilies'])) ? !$post_data['enable_smilies'] : (($config['allow_smilies']) ? !$user->optionget('smilies') : 1);
$urls_checked        = (isset($post_data['enable_urls'])) ? !$post_data['enable_urls'] : 0;
$sig_checked        = $post_data['enable_sig'];
$lock_topic_checked    = (isset($topic_lock) && $topic_lock) ? $topic_lock : (($post_data['topic_status'] == ITEM_LOCKED) ? 1 : 0);
$lock_post_checked    = (isset($post_lock)) ? $post_lock : $post_data['post_edit_locked'];

// If the user is replying or posting and not already watching this topic but set to always being notified we need to overwrite this setting
$notify_set            = ($mode != 'edit' && $config['allow_topic_notify'] && $user->data['is_registered'] && !$post_data['notify_set']) ? $user->data['user_notify'] : $post_data['notify_set'];
$notify_checked        = (isset($notify)) ? $notify : (($mode == 'post') ? $user->data['user_notify'] : $notify_set);

// Page title & action URL
$s_action = append_sid("{$phpbb_root_path}posting.$phpEx", "mode=$mode");

switch (
$mode)
{
    case
'post':
       
$s_action .= $forum_id ? "&amp;f=$forum_id" : '';
       
$page_title = $user->lang['POST_TOPIC'];
    break;

    case
'reply':
       
$s_action .= $topic_id ? "&amp;t=$topic_id" : '';
       
$page_title = $user->lang['POST_REPLY'];
    break;

    case
'quote':
       
$s_action .= $post_id ? "&amp;p=$post_id" : '';
       
$page_title = $user->lang['POST_REPLY'];
    break;

    case
'delete':
    case
'edit':
       
$s_action .= $post_id ? "&amp;p=$post_id" : '';
       
$page_title = $user->lang['EDIT_POST'];
    break;
}

// Build Navigation Links
generate_forum_nav($post_data);

// Build Forum Rules
generate_forum_rules($post_data);

// Posting uses is_solved for legacy reasons. Plugins have to use is_solved to force themselves to be displayed.
if ($config['enable_post_confirm'] && !$user->data['is_registered'] && (isset($captcha) && $captcha->is_solved() === false) && ($mode == 'post' || $mode == 'reply' || $mode == 'quote'))
{

   
$template->assign_vars(array(
       
'S_CONFIRM_CODE'            => true,
       
'CAPTCHA_TEMPLATE'            => $captcha->get_template(),
    ));
}

$s_hidden_fields = ($mode == 'reply' || $mode == 'quote') ? '<input type="hidden" name="topic_cur_post_id" value="' . $post_data['topic_last_post_id'] . '" />' : '';
$s_hidden_fields .= ($draft_id || isset($_REQUEST['draft_loaded'])) ? '<input type="hidden" name="draft_loaded" value="' . $request->variable('draft_loaded', $draft_id) . '" />' : '';

if (
$mode == 'edit')
{
   
$s_hidden_fields .= build_hidden_fields(array(
       
'edit_post_message_checksum'    => $post_data['post_checksum'],
       
'edit_post_subject_checksum'    => $post_data['post_subject_md5'],
    ));
}

// Add the confirm id/code pair to the hidden fields, else an error is displayed on next submit/preview
if (isset($captcha) && $captcha->is_solved() !== false)
{
   
$s_hidden_fields .= build_hidden_fields($captcha->get_hidden_fields());
}

$form_enctype = (@ini_get('file_uploads') == '0' || strtolower(@ini_get('file_uploads')) == 'off' || !$config['allow_attachments'] || !$auth->acl_get('u_attach') || !$auth->acl_get('f_attach', $forum_id)) ? '' : ' enctype="multipart/form-data"';
add_form_key('posting');

/** @var \phpbb\controller\helper $controller_helper */
$controller_helper = $phpbb_container->get('controller.helper');

// Build array of variables for main posting page
$page_data = array(
   
'L_POST_A'                    => $page_title,
   
'L_ICON'                    => ($mode == 'reply' || $mode == 'quote' || ($mode == 'edit' && $post_id != $post_data['topic_first_post_id'])) ? $user->lang['POST_ICON'] : $user->lang['TOPIC_ICON'],
   
'L_MESSAGE_BODY_EXPLAIN'    => $user->lang('MESSAGE_BODY_EXPLAIN', (int) $config['max_post_chars']),
   
'L_DELETE_POST_PERMANENTLY'    => $user->lang('DELETE_POST_PERMANENTLY', 1),

   
'FORUM_NAME'            => $post_data['forum_name'],
   
'FORUM_DESC'            => ($post_data['forum_desc']) ? generate_text_for_display($post_data['forum_desc'], $post_data['forum_desc_uid'], $post_data['forum_desc_bitfield'], $post_data['forum_desc_options']) : '',
   
'TOPIC_TITLE'            => censor_text($post_data['topic_title']),
   
'MODERATORS'            => (count($moderators)) ? implode($user->lang['COMMA_SEPARATOR'], $moderators[$forum_id]) : '',
   
'USERNAME'                => ((!$preview && $mode != 'quote') || $preview) ? $post_data['username'] : '',
   
'SUBJECT'                => $post_data['post_subject'],
   
'MESSAGE'                => $post_data['post_text'],
   
'BBCODE_STATUS'            => $user->lang(($bbcode_status ? 'BBCODE_IS_ON' : 'BBCODE_IS_OFF'), '<a href="' . $controller_helper->route('phpbb_help_bbcode_controller') . '">', '</a>'),
   
'IMG_STATUS'            => ($img_status) ? $user->lang['IMAGES_ARE_ON'] : $user->lang['IMAGES_ARE_OFF'],
   
'FLASH_STATUS'            => ($flash_status) ? $user->lang['FLASH_IS_ON'] : $user->lang['FLASH_IS_OFF'],
   
'SMILIES_STATUS'        => ($smilies_status) ? $user->lang['SMILIES_ARE_ON'] : $user->lang['SMILIES_ARE_OFF'],
   
'URL_STATUS'            => ($bbcode_status && $url_status) ? $user->lang['URL_IS_ON'] : $user->lang['URL_IS_OFF'],
   
'MAX_FONT_SIZE'            => (int) $config['max_post_font_size'],
   
'MINI_POST_IMG'            => $user->img('icon_post_target', $user->lang['POST']),
   
'POST_DATE'                => ($post_data['post_time']) ? $user->format_date($post_data['post_time']) : '',
   
'ERROR'                    => (count($error)) ? implode('<br />', $error) : '',
   
'TOPIC_TIME_LIMIT'        => (int) $post_data['topic_time_limit'],
   
'EDIT_REASON'            => $request->variable('edit_reason', '', true),
   
'SHOW_PANEL'            => $request->variable('show_panel', ''),
   
'U_VIEW_FORUM'            => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id"),
   
'U_VIEW_TOPIC'            => ($mode != 'post') ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id") : '',
   
'U_PROGRESS_BAR'        => append_sid("{$phpbb_root_path}posting.$phpEx", "f=$forum_id&amp;mode=popup"),
   
'UA_PROGRESS_BAR'        => addslashes(append_sid("{$phpbb_root_path}posting.$phpEx", "f=$forum_id&amp;mode=popup")),

   
'S_PRIVMSGS'                => false,
   
'S_CLOSE_PROGRESS_WINDOW'    => (isset($_POST['add_file'])) ? true : false,
   
'S_EDIT_POST'                => ($mode == 'edit') ? true : false,
   
'S_EDIT_REASON'                => ($mode == 'edit' && $auth->acl_get('m_edit', $forum_id)) ? true : false,
   
'S_DISPLAY_USERNAME'        => (!$user->data['is_registered'] || ($mode == 'edit' && $post_data['poster_id'] == ANONYMOUS)) ? true : false,
   
'S_SHOW_TOPIC_ICONS'        => $s_topic_icons,
   
'S_DELETE_ALLOWED'            => ($mode == 'edit' && (($post_id == $post_data['topic_last_post_id'] && $post_data['poster_id'] == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id) && !$post_data['post_edit_locked'] && ($post_data['post_time'] > time() - ($config['delete_time'] * 60) || !$config['delete_time'])) || $auth->acl_get('m_delete', $forum_id))) ? true : false,
   
'S_BBCODE_ALLOWED'            => ($bbcode_status) ? 1 : 0,
   
'S_BBCODE_CHECKED'            => ($bbcode_checked) ? ' checked="checked"' : '',
   
'S_SMILIES_ALLOWED'            => $smilies_status,
   
'S_SMILIES_CHECKED'            => ($smilies_checked) ? ' checked="checked"' : '',
   
'S_SIG_ALLOWED'                => ($auth->acl_get('f_sigs', $forum_id) && $config['allow_sig'] && $user->data['is_registered']) ? true : false,
   
'S_SIGNATURE_CHECKED'        => ($sig_checked) ? ' checked="checked"' : '',
   
'S_NOTIFY_ALLOWED'            => (!$user->data['is_registered'] || ($mode == 'edit' && $user->data['user_id'] != $post_data['poster_id']) || !$config['allow_topic_notify'] || !$config['email_enable']) ? false : true,
   
'S_NOTIFY_CHECKED'            => ($notify_checked) ? ' checked="checked"' : '',
   
'S_LOCK_TOPIC_ALLOWED'        => (($mode == 'edit' || $mode == 'reply' || $mode == 'quote' || $mode == 'post') && ($auth->acl_get('m_lock', $forum_id) || ($auth->acl_get('f_user_lock', $forum_id) && $user->data['is_registered'] && !empty($post_data['topic_poster']) && $user->data['user_id'] == $post_data['topic_poster'] && $post_data['topic_status'] == ITEM_UNLOCKED))) ? true : false,
   
'S_LOCK_TOPIC_CHECKED'        => ($lock_topic_checked) ? ' checked="checked"' : '',
   
'S_LOCK_POST_ALLOWED'        => ($mode == 'edit' && $auth->acl_get('m_edit', $forum_id)) ? true : false,
   
'S_LOCK_POST_CHECKED'        => ($lock_post_checked) ? ' checked="checked"' : '',
   
'S_SOFTDELETE_CHECKED'        => ($mode == 'edit' && $post_data['post_visibility'] == ITEM_DELETED) ? ' checked="checked"' : '',
   
'S_SOFTDELETE_ALLOWED'        => ($mode == 'edit' && $phpbb_content_visibility->can_soft_delete($forum_id, $post_data['poster_id'], $lock_post_checked) && $post_id == $post_data['topic_last_post_id'] && ($post_data['post_time'] > time() - ($config['delete_time'] * 60) || !$config['delete_time'])) ? true : false,
   
'S_RESTORE_ALLOWED'            => $auth->acl_get('m_approve', $forum_id),
   
'S_IS_DELETED'                => ($mode == 'edit' && $post_data['post_visibility'] == ITEM_DELETED) ? true : false,
   
'S_LINKS_ALLOWED'            => $url_status,
   
'S_MAGIC_URL_CHECKED'        => ($urls_checked) ? ' checked="checked"' : '',
   
'S_TYPE_TOGGLE'                => $topic_type_toggle,
   
'S_SAVE_ALLOWED'            => ($auth->acl_get('u_savedrafts') && $user->data['is_registered'] && $mode != 'edit') ? true : false,
   
'S_HAS_DRAFTS'                => ($auth->acl_get('u_savedrafts') && $user->data['is_registered'] && $post_data['drafts']) ? true : false,
   
'S_FORM_ENCTYPE'            => $form_enctype,

   
'S_BBCODE_IMG'            => $img_status,
   
'S_BBCODE_URL'            => $url_status,
   
'S_BBCODE_FLASH'        => $flash_status,
   
'S_BBCODE_QUOTE'        => $quote_status,

   
'S_POST_ACTION'            => $s_action,
   
'S_HIDDEN_FIELDS'        => $s_hidden_fields,
   
'S_ATTACH_DATA'            => json_encode($message_parser->attachment_data),
   
'S_IN_POSTING'            => true,
);

// Build custom bbcodes array
display_custom_bbcodes();

// Poll entry
if (($mode == 'post' || ($mode == 'edit' && $post_id == $post_data['topic_first_post_id']/* && (!$post_data['poll_last_vote'] || $auth->acl_get('m_edit', $forum_id))*/))
    &&
$auth->acl_get('f_poll', $forum_id))
{
   
$page_data = array_merge($page_data, array(
       
'S_SHOW_POLL_BOX'        => true,
       
'S_POLL_VOTE_CHANGE'    => ($auth->acl_get('f_votechg', $forum_id) && $auth->acl_get('f_vote', $forum_id)),
       
'S_POLL_DELETE'            => ($mode == 'edit' && count($post_data['poll_options']) && ((!$post_data['poll_last_vote'] && $post_data['poster_id'] == $user->data['user_id'] && $auth->acl_get('f_delete', $forum_id)) || $auth->acl_get('m_delete', $forum_id))),
       
'S_POLL_DELETE_CHECKED'    => (!empty($poll_delete)) ? true : false,

       
'L_POLL_OPTIONS_EXPLAIN'    => $user->lang('POLL_OPTIONS_' . (($mode == 'edit') ? 'EDIT_' : '') . 'EXPLAIN', (int) $config['max_poll_options']),

       
'VOTE_CHANGE_CHECKED'    => (!empty($post_data['poll_vote_change'])) ? ' checked="checked"' : '',
       
'POLL_TITLE'            => (isset($post_data['poll_title'])) ? $post_data['poll_title'] : '',
       
'POLL_OPTIONS'            => (!empty($post_data['poll_options'])) ? implode("\n", $post_data['poll_options']) : '',
       
'POLL_MAX_OPTIONS'        => (isset($post_data['poll_max_options'])) ? (int) $post_data['poll_max_options'] : 1,
       
'POLL_LENGTH'            => $post_data['poll_length'],
        )
    );
}

/**
* This event allows you to modify template variables for the posting screen
*
* @event core.posting_modify_template_vars
* @var    array    post_data    Array with post data
* @var    array    moderators    Array with forum moderators
* @var    string    mode        What action to take if the form is submitted
*                post|reply|quote|edit|delete|bump|smilies|popup
* @var    string    page_title    Title of the mode page
* @var    bool    s_topic_icons    Whether or not to show the topic icons
* @var    string    form_enctype    If attachments are allowed for this form
*                "multipart/form-data" or empty string
* @var    string    s_action    The URL to submit the POST data to
* @var    string    s_hidden_fields    Concatenated hidden input tags of posting form
* @var    int    post_id        ID of the post
* @var    int    topic_id    ID of the topic
* @var    int    forum_id    ID of the forum
* @var    int    draft_id    ID of the draft
* @var    bool    submit        Whether or not the form has been submitted
* @var    bool    preview        Whether or not the post is being previewed
* @var    bool    save        Whether or not a draft is being saved
* @var    bool    load        Whether or not a draft is being loaded
* @var    bool    cancel        Whether or not to cancel the form (returns to
*                viewtopic or viewforum depending on if the user
*                is posting a new topic or editing a post)
* @var    array    error        Any error strings; a non-empty array aborts
*                form submission.
*                NOTE: Should be actual language strings, NOT
*                language keys.
* @var    bool    refresh        Whether or not to retain previously submitted data
* @var    array    page_data    Posting page data that should be passed to the
*                posting page via $template->assign_vars()
* @var    object    message_parser    The message parser object
* @since 3.1.0-a1
* @changed 3.1.0-b3 Added vars post_data, moderators, mode, page_title,
*        s_topic_icons, form_enctype, s_action, s_hidden_fields,
*        post_id, topic_id, forum_id, submit, preview, save, load,
*        delete, cancel, refresh, error, page_data, message_parser
* @changed 3.1.2-RC1 Removed 'delete' var as it does not exist
* @changed 3.1.5-RC1 Added poll variables to the page_data array
* @changed 3.1.6-RC1 Added 'draft_id' var
*/
$vars = array(
   
'post_data',
   
'moderators',
   
'mode',
   
'page_title',
   
's_topic_icons',
   
'form_enctype',
   
's_action',
   
's_hidden_fields',
   
'post_id',
   
'topic_id',
   
'forum_id',
   
'draft_id',
   
'submit',
   
'preview',
   
'save',
   
'load',
   
'cancel',
   
'refresh',
   
'error',
   
'page_data',
   
'message_parser',
);
extract($phpbb_dispatcher->trigger_event('core.posting_modify_template_vars', compact($vars)));

// Start assigning vars for main posting page ...
$template->assign_vars($page_data);

// Show attachment box for adding attachments if true
$allowed = ($auth->acl_get('f_attach', $forum_id) && $auth->acl_get('u_attach') && $config['allow_attachments'] && $form_enctype);

if (
$allowed)
{
   
$max_files = ($auth->acl_get('a_') || $auth->acl_get('m_', $forum_id)) ? 0 : (int) $config['max_attachments'];
   
$plupload->configure($cache, $template, $s_action, $forum_id, $max_files);
}

// Attachment entry
posting_gen_attachment_entry($attachment_data, $filename_data, $allowed, $forum_id);

// Output page ...
page_header($page_title);

$template->set_filenames(array(
   
'body' => 'posting_body.html')
);

make_jumpbox(append_sid("{$phpbb_root_path}viewforum.$phpEx"));

// Topic review
if ($mode == 'reply' || $mode == 'quote')
{
    if (
topic_review($topic_id, $forum_id))
    {
       
$template->assign_var('S_DISPLAY_REVIEW', true);
    }
}

page_footer();