<?php
/**
 *
 * @category        admin
 * @package         pages
 * @author          WebsiteBaker Project
 * @copyright       Ryan Djurovich
 * @copyright       WebsiteBaker Org. e.V.
 * @link            http://websitebaker.org/
 * @license         http://www.gnu.org/licenses/gpl.html
 * @platform        WebsiteBaker 2.8.3
 * @requirements    PHP 5.3.6 and higher
 * @version         $Id: add.php 2 2017-07-02 15:14:29Z Manuela $
 * @filesource      $HeadURL: svn://isteam.dynxs.de/wb/2.10.x/trunk/admin/pages/add.php $
 * @lastmodified    $Date: 2017-07-02 17:14:29 +0200 (Sun, 02 Jul 2017) $
 *
 */

// Create new admin object and print admin header
if ( !defined( 'WB_PATH' ) ){ require( dirname(dirname((__DIR__))).'/config.php' ); }
if ( !class_exists('admin', false) ) { require(WB_PATH.'/framework/class.admin.php'); }
// suppress to print the header, so no new FTAN will be set
$admin = new admin('Pages', 'pages_add', false);
if (!$admin->checkFTAN())
{
    $admin->print_header();
    $admin->print_error($MESSAGE['GENERIC_SECURITY_ACCESS'], ADMIN_URL );
}

// Include the WB functions file
require_once(WB_PATH.'/framework/functions.php');

// Get values
$title = $admin->get_post('title');
$title = htmlspecialchars($title);
$module = preg_replace('/[^a-z0-9_-]/i', "", $admin->get_post('type')); // fix secunia 2010-93-4
$parent = intval($admin->get_post('parent')); // fix secunia 2010-91-2
$visibility = $admin->get_post('visibility');
if (!in_array($visibility, array('public', 'private', 'registered', 'hidden', 'none'))) {$visibility = 'public';} // fix secunia 2010-91-2
$admin_groups = $admin->get_post('admin_groups');
$viewing_groups = $admin->get_post('viewing_groups');

// Work-out if we should check for existing page_code
$field_set = $database->field_exists(TABLE_PREFIX.'pages', 'page_code');

// add Admin to admin and viewing-groups
$admin_groups[] = 1;
$viewing_groups[] = 1;

// After check print the header
$admin->print_header();
// check parent page permissions:
if ($parent!=0) {
    if (!$admin->get_page_permission($parent,'admin'))
    {
        $admin->print_error($MESSAGE['PAGES_INSUFFICIENT_PERMISSIONS']);
    }

} elseif (!$admin->get_permission('pages_add_l0','system'))
{
    $admin->print_error($MESSAGE['PAGES_INSUFFICIENT_PERMISSIONS']);
}    

// check module permissions:
if (!$admin->get_permission($module, 'module'))
{
    $admin->print_error($MESSAGE['PAGES_INSUFFICIENT_PERMISSIONS']);
}    

// Validate data
if($title == '' || substr($title,0,1)=='.')
{
    $admin->print_error($MESSAGE['PAGES_BLANK_PAGE_TITLE']);
}

// Check to see if page created has needed permissions
if(!in_array(1, $admin->get_groups_id()))
{
    $admin_perm_ok = false;
    foreach ($admin_groups as $adm_group)
    {
        if (in_array($adm_group, $admin->get_groups_id()))
        {
            $admin_perm_ok = true;
        } 
    }
    if ($admin_perm_ok == false)
    {
        $admin->print_error($MESSAGE['PAGES_INSUFFICIENT_PERMISSIONS']);
    }
    $admin_perm_ok = false;
    foreach ($viewing_groups as $view_group)
    {
        if (in_array($view_group, $admin->get_groups_id()))
        {
            $admin_perm_ok = true;
        }
    }
    if ($admin_perm_ok == false)
    {
        $admin->print_error($MESSAGE['PAGES_INSUFFICIENT_PERMISSIONS']);
    }
}

$admin_groups = implode(',', $admin_groups);
$viewing_groups = implode(',', $viewing_groups);

// Work-out what the link and page filename should be
if($parent == '0')
{
    $link = '/'.page_filename($title);
    // rename menu titles: index && intro to prevent clashes with intro page feature and WB core file /pages/index.php
    if($link == '/index' || $link == '/intro')
    {
        $link .= '_0';
        $filename = WB_PATH .PAGES_DIRECTORY .'/' .page_filename($title) .'_0' .PAGE_EXTENSION;
    } else {
        $filename = WB_PATH.PAGES_DIRECTORY.'/'.page_filename($title).PAGE_EXTENSION;
    }
} else {
    $parent_section = '';
    $parent_titles = array_reverse(get_parent_titles($parent));
    foreach($parent_titles AS $parent_title)
    {
        $parent_section .= page_filename($parent_title).'/';
    }
    if($parent_section == '/') { $parent_section = ''; }
    $link = '/'.$parent_section.page_filename($title);
    $filename = WB_PATH.PAGES_DIRECTORY.'/'.$parent_section.page_filename($title).PAGE_EXTENSION;
    make_dir(WB_PATH.PAGES_DIRECTORY.'/'.$parent_section);
}

// Check if a page with same page filename exists
$sql = 'SELECT `page_id` FROM `'.TABLE_PREFIX.'pages` '
     . 'WHERE `link`=\''.$link.'\'';
$get_same_page = $database->get_one($sql);
if (
    $get_same_page OR
    file_exists(WB_PATH.PAGES_DIRECTORY.$link.PAGE_EXTENSION) OR
    file_exists(WB_PATH.PAGES_DIRECTORY.$link.'/')
) {
    $admin->print_error($MESSAGE['PAGES']['PAGE_EXISTS']);
}

// Include the ordering class
require(WB_PATH.'/framework/class.order.php');
$order = new order(TABLE_PREFIX.'pages', 'position', 'page_id', 'parent');
// First clean order
$order->clean($parent);
// Get new order
$position = $order->get_new($parent);

// Work-out if the page parent (if selected) has a seperate template or language to the default
$sql='SELECT `template`, `language` FROM `'.TABLE_PREFIX.'pages` '
    . 'WHERE `page_id` = '.(int)$parent;
$query_parent = $database->query($sql);
if ($query_parent->numRows() > 0) {
    $fetch_parent = $query_parent->fetchRow( MYSQLI_ASSOC );
    $template = $fetch_parent['template'];
    $language = $fetch_parent['language'];
} else {
    $template = '';
    $language = DEFAULT_LANGUAGE;
}

// Insert page into pages table
$sql = 'INSERT INTO `'.TABLE_PREFIX.'pages` '
     . 'SET `parent`='.(int)$parent.', '
     .     '`link` = \'\', '
     .     '`description`=\'\', '
     .     '`keywords`=\'\', '
     .     '`page_trail`=\'\', '
     .     '`admin_users`=\'\', '
     .     '`viewing_users`=\'\', '
     .     '`target`=\'_top\', '
     .     '`page_title`=\''.$database->escapeString($title).'\', '
     .     '`menu_title`=\''.$database->escapeString($title).'\', '
     .     '`template`=\''.$database->escapeString($template).'\', '
     .     '`visibility`=\''.$database->escapeString($visibility).'\', '
     .     '`position`='.(int)$position.', '
     .     '`menu`=1, '
     .     '`language`=\''.$database->escapeString($language).'\', '
     .     '`searching`=1, '
     .     '`modified_when`='.time().', '
     .     '`modified_by`='.(int)$admin->get_user_id().', '
     .     '`admin_groups`=\''.$database->escapeString($admin_groups).'\', '
     .     '`viewing_groups`=\''.$database->escapeString($viewing_groups).'\'';
if (!$database->query($sql)) {
    $admin->print_error($database->get_error());
}
// Get the new page id
$page_id = $database->getLastInsertId();
// Work out level
$level = level_count($page_id);
// Work out root parent
$root_parent = root_parent($page_id);
// Work out page trail
$page_trail = get_page_trail($page_id);
// Update page with new level and link
$sql  = 'UPDATE `'.TABLE_PREFIX.'pages` SET '
      . '`root_parent` = '.(int)$root_parent.', '
      . '`level` = '.(int)$level.', '
      . '`link` = \''.$database->escapeString($link).'\', '
      . ((defined('PAGE_LANGUAGES') && PAGE_LANGUAGES)
                 && $field_set
                 && ($language == DEFAULT_LANGUAGE)
                 && (file_exists(WB_PATH.'/modules/mod_multilingual/update_keys.php')
         )
         ? '`page_code` = '.(int)$page_id.', ' : '')
.     '`page_trail`=\''.$database->escapeString($page_trail).'\' '
      . 'WHERE `page_id` = '.$page_id;
    if (!$database->query($sql)) {
    $admin->print_error($database->get_error());
}
// Create a new file in the /pages dir
create_access_file($filename, $page_id, $level);

// add position 1 to new page
$position = 1;

// Add new record into the sections table
$sql = 'INSERT INTO `'.TABLE_PREFIX.'sections` '
     . 'SET `page_id`='.(int)$page_id.', '
     .     '`position`='.(int)$position.', '
     .     '`module`=\''.$database->escapeString($module).'\', '
     .     '`block`=1';
if (!$database->query($sql)) {
    $admin->print_error($database->get_error());
}
// Get the section id
if (!($section_id = $database->getLastInsertId())) {
    $admin->print_error($database->get_error());
}
// Include the selected modules add file if it exists
if (
    file_exists(WB_PATH.'/modules/'.$module.'/addon.php') &&
    file_exists(WB_PATH.'/modules/'.$module.'/cmd/cmdModify.inc')
) {
    $sCommand = 'modify';
//    require WB_PATH.'/modules/'.$module.'/addon.php';
    $admin->print_success($MESSAGE['PAGES_ADDED'], ADMIN_URL.'/pages/modify.php?page_id='.$page_id);
} else {
    if (file_exists(WB_PATH.'/modules/'.$module.'/add.php')) {
        require WB_PATH.'/modules/'.$module.'/add.php';
    }
    $admin->print_success($MESSAGE['PAGES_ADDED'], ADMIN_URL.'/pages/modify.php?page_id='.$page_id);
}
/*
// Include the selected modules add file if it exists
if(file_exists(WB_PATH.'/modules/'.$module.'/add.php')) {
    require(WB_PATH.'/modules/'.$module.'/add.php');
}
$admin->print_success($MESSAGE['PAGES']['ADDED'], ADMIN_URL.'/pages/modify.php?page_id='.$page_id);
*/
// Print admin footer
$admin->print_footer();