Program: CWE-79
Project: CVE-2020-13797
Buggy source:
<?php
class website
{
	public $id; 
	public $name;
	public $protocol; // default http://
	public $subdomain; // usually "www"
	public $domain; // naviwebs.net
	public $folder; // usually empty, used when the website is IN a folder, ex. http://www.naviwebs.com/demo/homepage
    public $redirect_to; // if the website is private or closed, redirect anonymous visitors to a real path
    public $wrong_path_action;
    public $wrong_path_redirect;
	public $empty_path_action;
	public $languages; // array('en' => array( 'language' => 'en', 'variant' => 'US', 'code' => 'en_US' => 'system_locale' => 'ENU_USA'), 'es_ES' => array(...), ...)
	public $languages_published; // array ('en', 'es_ES')
	public $date_format;
    public $tinymce_css;
    public $resize_uploaded_images;	// what to do with the uploaded images, 0 => keep original files, "yy" px => autoresize to yy pixels
    public $comments_enabled_for;
    public $comments_default_moderator;
    public $share_files_media_browser;
    public $page_cache;
	public $tracking_scripts;
	public $additional_scripts;
	public $additional_styles;
	public $permission;	//  0 => public | 1 => private | 2 => only navigate users
	public $block_types;    // deprecated, will be removed in NV 3.0!!!
	public $homepage;
	public $default_timezone;
    public $aliases;
	//public $server_time_offset;
    public $word_separator;
    public $metatag_title_order;
	public $metatag_description;  // multilanguage
	public $metatag_keywords;  // multilanguage
    public $metatags; // multilanguage
    public $mail_mailer; // smtp or sendmail
	public $mail_server;
	public $mail_port;
	public $mail_user;
	public $mail_address;
	public $mail_password;
    public $mail_security;
    public $mail_ignore_ssl_security;
	public $contact_emails;
	public $favicon;
	public $decimal_separator;
	public $thousands_separator;
	public $currency;
	public $size_unit;
	public $weight_unit;
	
    public $shop_logo;
    public $shop_address;       // multilanguage
    public $shop_legal_info;    // multilanguage
    public $shop_purchase_conditions_path;

	public $theme;
	public $theme_options;
	
	public $languages_list;

	public function load($id="")
	{
		global $DB;
		global $events;

		if(empty($id)) // we suppose we only have one website or we just want the first
		{
			if($DB->query('SELECT * FROM nv_websites LIMIT 1'))
			{
				$data = $DB->result();
				$this->load_from_resultset($data); // we'll catch the first website there
			}			
		}
		else
		{
			if($DB->query('SELECT * FROM nv_websites WHERE id = '.intval($id)))
			{
				$data = $DB->result();
				$this->load_from_resultset($data);
			}
		}
	}
	
	public function load_from_resultset($rs)
	{
		$main = $rs[0];

		$this->id				= $main->id; 
		$this->name				= $main->name;

		// the fields below give an absoulte path to the website: protocol://subdomain.domain/folder
		$this->protocol			= $main->protocol;
		$this->subdomain		= $main->subdomain;
		$this->domain			= $main->domain;				
		$this->folder			= $main->folder;
        $this->word_separator	= value_or_default($main->word_separator, '_');

		$this->redirect_to		    = $main->redirect_to;
        $this->wrong_path_action    = $main->wrong_path_action;
        $this->wrong_path_redirect  = $main->wrong_path_redirect;
        $this->empty_path_action    = $main->empty_path_action;

		$this->languages		    = mb_unserialize($main->languages);
		$this->languages_published  = array_filter(mb_unserialize($main->languages_published));
		$this->date_format		    = $main->date_format;
		$this->tinymce_css		    = $main->tinymce_css;
		$this->resize_uploaded_images       = $main->resize_uploaded_images;
        $this->comments_enabled_for         = $main->comments_enabled_for;
        $this->comments_default_moderator   = $main->comments_default_moderator;
		$this->share_files_media_browser    = $main->share_files_media_browser;
		$this->page_cache           = $main->page_cache;

		$this->tracking_scripts             = $main->tracking_scripts;
		$this->additional_scripts           = $main->additional_scripts;
		$this->additional_styles            = $main->additional_styles;
		$this->permission		= $main->permission;
		$this->block_types		= mb_unserialize($main->block_types);
		$this->homepage			= $main->homepage;	
		$this->default_timezone = $main->default_timezone;	
		$this->metatag_title_order	= $main->metatag_title_order;
		$this->metatag_description	= json_decode($main->metatag_description, true);
		$this->metatag_keywords 	= json_decode($main->metatag_keywords, true);
		$this->metatags			    = json_decode($main->metatags, true);
		$this->favicon			    = $main->favicon;

		$this->decimal_separator    = $main->decimal_separator;
		$this->thousands_separator	= $main->thousands_separator;
		$this->currency             = $main->currency;
		$this->size_unit            = $main->size_unit;
		$this->weight_unit          = $main->weight_unit;

        $this->shop_logo                        = $main->shop_logo;
        $this->shop_address                     = json_decode($main->shop_address, true);
        $this->shop_legal_info                  = json_decode($main->shop_legal_info, true);
        $this->shop_purchase_conditions_path    = $main->shop_purchase_conditions_path;

		$this->mail_mailer		            = $main->mail_mailer;
		$this->mail_server		            = $main->mail_server;
		$this->mail_port		            = $main->mail_port;
        $this->mail_security	            = $main->mail_security;
        $this->mail_ignore_ssl_security	    = $main->mail_ignore_ssl_security;
		$this->mail_user		            = $main->mail_user;
		$this->mail_address		            = $main->mail_address;
        $this->mail_password	            = $main->mail_password;
		
		$this->theme			= $main->theme;
		$this->theme_options	= json_decode($main->theme_options);

        $this->aliases          = json_decode($main->aliases, true);
		
		$this->contact_emails	= mb_unserialize($main->contact_emails);
		if(!is_array($this->contact_emails))
        {
            $this->contact_emails = array();
        }
				
		if(!is_array($this->languages))
        {
            $this->languages = array();
        }
		$this->languages_list	= array_keys($this->languages);
		
		date_default_timezone_set($this->default_timezone);
	}
	
	public function load_from_post()
	{
        global $theme;

		$ws_theme = $theme;
		if($this->theme != $theme->name)
		{
			$ws_theme = new theme();
			$ws_theme->load($this->theme);
		}

		$this->name				= $_REQUEST['title'];
		
		$this->protocol			= $_REQUEST['protocol'];
		$this->subdomain		= $_REQUEST['subdomain'];
		$this->domain			= $_REQUEST['domain'];				
		$this->folder			= $_REQUEST['folder'];
        $this->word_separator	= $_REQUEST['word_separator'];

        $this->redirect_to		    = $_REQUEST['redirect_to'];
        $this->wrong_path_action    = $_REQUEST['wrong_path_action'];
        $this->wrong_path_redirect  = $_REQUEST['wrong_path_redirect'];
        $this->empty_path_action    = $_REQUEST['empty_path_action'];

        $this->date_format		= $_REQUEST['date_format'];
		$this->tinymce_css		= $_REQUEST['tinymce_css'];
		$this->resize_uploaded_images = intval($_REQUEST['resize_uploaded_images']);

        $this->comments_enabled_for         =   intval($_REQUEST['comments_enabled_for']);
        $this->comments_default_moderator   =   $_REQUEST['comments_default_moderator'];
		$this->share_files_media_browser    =   intval($_REQUEST['share_files_media_browser']);
		$this->page_cache                   =   ($_REQUEST['page_cache']=='1'? 1 : 0);

		$this->tracking_scripts             = $_REQUEST['tracking_scripts'];
		$this->additional_scripts           = $_REQUEST['additional_scripts'];
		$this->additional_styles            = $_REQUEST['additional_styles'];

		if(empty($_REQUEST['homepage_from_structure']))
        {
            $this->homepage			= $_REQUEST['homepage'];
        }

		$this->permission		= intval($_REQUEST['permission']);
		$this->default_timezone	= $_REQUEST['default_timezone'];
		
		$this->mail_mailer		= $_REQUEST['mail_mailer'][0];
		$this->mail_server		= $_REQUEST['mail_server'];
		$this->mail_port		= intval($_REQUEST['mail_port']);
        $this->mail_security	= intval($_REQUEST['mail_security']);
        $this->mail_ignore_ssl_security = ($_REQUEST['mail_ignore_ssl_security']=='1'? 1 : 0);
		$this->mail_user		= $_REQUEST['mail_user'];
		$this->mail_address		= $_REQUEST['mail_address'];

		if(!empty($_REQUEST['mail_password']))
        {
            $this->mail_password	= $_REQUEST['mail_password'];
        }

		$ce	= explode("\n", $_REQUEST['contact_emails']);
			
		$this->contact_emails = array();
		foreach($ce as $cemail)
		{
			$cemail = trim($cemail);
			if(empty($cemail))
            {
                continue;
            }
			$this->contact_emails[] = $cemail;
		}
		
		$this->favicon	= intval($_REQUEST['website-favicon']);

        $this->decimal_separator = $_REQUEST['website-decimal_separator'];
        $this->thousands_separator = $_REQUEST['website-thousands_separator'];
        $this->currency = $_REQUEST['website-default_currency'];
        $this->size_unit = $_REQUEST['website-default_size_unit'];
        $this->weight_unit = $_REQUEST['website-default_weight_unit'];

        // languages and locales
        $this->languages = array();
        $this->languages_published = array();

        $language_ids = array_values($_REQUEST['language-id']);
        $language_variants = array_values($_REQUEST['language-variant-code']);
        $language_locales = array_values($_REQUEST['language-locale']);
        $language_published = array_values($_REQUEST['language-published']);

        for($li=0; $li < count($language_ids); $li++)
        {
            $variant = trim($language_variants[$li]);
            $code = $language_ids[$li];
            if(!empty($variant))
            {
                $code .= '_'.$variant;
            }

            $this->languages[$code] = array(
                'language' => $language_ids[$li],
                'variant' => $variant,
                'code' => $code,
                'system_locale' => $language_locales[$li]
            );

            $this->languages_published[] = ($language_published[$li]=='1'? $code : '');
        }

        // website metatags
        $this->metatag_title_order = $_REQUEST['metatag_title_order'];
        $this->metatag_description = array();
        $this->metatag_keywords = array();
        $this->metatags = array();

        foreach($this->languages as $language)
        {
            $lcode = $language['code'];
            $this->metatag_description[$lcode]	= $_REQUEST['metatag_description-'.$lcode];
            $this->metatag_keywords[$lcode]	= $_REQUEST['metatag_keywords-'.$lcode];
            $this->metatags[$lcode]	= $_REQUEST['metatags-'.$lcode];
        }

        // website aliases
        $this->aliases = array();
        if(empty($_POST['website-aliases-alias']))
        {
            $_POST['website-aliases-alias'] = array();
        }

        foreach($_POST['website-aliases-alias'] as $key => $value)
        {
            $value = trim($value);
            if(!empty($value))
            {
                $value_real = trim($_POST['website-aliases-real'][$key]);
                if(!empty($value_real))
                {
                    $this->aliases[$value] = $value_real;
                }
            }
        }

        $this->theme_options = array();

        // theme style (common property)
        $this->theme_options['style'] = $_REQUEST['property-style'];

        if(!empty($ws_theme->options))
        {
            foreach($ws_theme->options as $theme_option)
            {
                // get property info
                $property = new property();
                $property->load_from_theme($theme_option, NULL, NULL, NULL, $this->id);

                $value = '';

                switch($property->type)
                {
                    case 'text':
                    case 'textarea':
                    case 'rich_textarea':
                        // multilang
                        $value = array();
                        if(!is_array($this->languages_list))
                        {
                            $this->languages_list = array();
                        }

                        foreach($this->languages_list as $lang)
                        {
                            $value[$lang] = $_REQUEST['property-'.$theme_option->id.'-'.$lang];
                        }
                        break;

                    case 'link':
                        // multilang and title+link
                        $value = array();
                        foreach($this->languages_list as $lang)
                        {
                            $value[$lang] = $_REQUEST['property-'.$theme_option->id.'-'.$lang.'-link'].'##'.$_REQUEST['property-'.$theme_option->id.'-'.$lang.'-title'];
                        }
                        break;

                    case 'date':
                    case 'datetime':
                        $value = core_date2ts($_REQUEST['property-'.$theme_option->id]);
                        break;

                    case 'moption':
                        $value = implode(',', $_REQUEST['property-'.$theme_option->id]);
                        break;

                    case 'coordinates':
                        $value = $_REQUEST['property-'.$theme_option->id.'-latitude'].'#'.$_REQUEST['property-'.$theme_option->id.'-longitude'];
                        break;

                    case 'decimal':
                        $value = $_REQUEST['property-'.$theme_option->id];
                        $value = core_string2decimal($value);
                        break;

                    default:
                        // direct value
                       $value = $_REQUEST['property-'.$theme_option->id];
                }

                $this->theme_options[$theme_option->id] = $value;
            }
        }

        // shop information
        $this->shop_logo            = $_REQUEST['website-shop_logo'];
        $this->shop_purchase_conditions_path = $_REQUEST['website-shop_purchase_conditions_path'];

        $this->shop_address = array();
        $this->shop_legal_info = array();

        foreach($this->languages as $language)
        {
            $lcode = $language['code'];

            $this->shop_address[$lcode]     = $_REQUEST['website-shop_address-'.$lcode];
            $this->shop_legal_info[$lcode]  = $_REQUEST['website-shop_legal_info-'.$lcode];
        }
	}
		
	public function save()
	{
		if(!empty($this->id))
        {
            return $this->update();
        }
		else
        {
            return $this->insert();
        }
	}
	
	public function delete($delete_related_content=true)
	{
		global $DB;
		global $events;

        $affected_rows = 0;

        set_time_limit(0);

		if(!empty($this->id))
        {
            if ($delete_related_content)
            {
                // delete all content related to the website
                // EXCEPTION: webusers, as they may be shared between websites
                $tables = array(
                    'nv_comments',              // comments
                    'nv_extensions',            // extensions settings
                    'nv_notes',                 // notes
                    'nv_paths',                 // paths
                    'nv_properties',            // custom properties definitions
                    'nv_properties_items',      // custom properties values
                    'nv_templates',             //  templates
                    'nv_webuser_votes',         //  webusers votes
                    'nv_webuser_favorites',     //  webusers favorites
                    'nv_blocks',                //  blocks
                    'nv_items',                 //  elements
                    'nv_feeds',                 //  feeds
                    'nv_structure',             //  structure
                    'nv_webdictionary',         //  web dictionary
                    'nv_webdictionary_history', // web dictionary history
                    'nv_backups',               // backups
                    'nv_files',                 // files & folders
                );

                foreach ($tables as $table)
                {
                    $DB->execute('
                        DELETE FROM ' . $table . '
                         WHERE website = ' . intval($this->id) . '
                    ');
                }

                // remove ALL files associated to the website
                // including: images, documents, thumbnails, backups, cache, custom templates...
                core_remove_folder(NAVIGATE_PRIVATE . '/' . $this->id);
            }

            // remove all associated website notes
            grid_notes::remove_all('website', $this->id);

            // finally delete the website entry
            $DB->execute('
			    DELETE FROM nv_websites
				 WHERE id = ' . intval($this->id) . '
				 LIMIT 1
            ');

            $affected_rows = $DB->get_affected_rows();

            // if allowed, send statistics to navigatecms.com
            if (NAVIGATECMS_STATS)
            {
                global $user;
                @core_curl_post(
                    'http://statistics.navigatecms.com/website/remove',
                    array(
                        'name'            => $this->name,
                        'ip'              => $_SERVER['SERVER_ADDR'],
                        'website_id'      => $this->id,
                        'url'             => $this->absolute_path(),
                        'folder'          => $this->folder,
                        'word_separator'  => $this->word_separator,
                        'homepage'        => $this->homepage,
                        'theme'           => $this->theme,
                        'emails'          => serialize($this->contact_emails),
                        'languages'       => serialize($this->languages_published),
                        'permission'      => $this->permission,
                        'author_name'     => $user->username,
                        'author_email'    => $user->email,
                        'author_language' => $user->language
                    ),
                    NULL,
                    10,
                    'post'
                );
            }

            if(method_exists($events, 'trigger'))
            {
                $events->trigger(
                    'website',
                    'delete',
                    array(
                        'website' => $this
                    )
                );
            }
        }
		
		return $affected_rows;
	}
	
	public function insert()
	{
		global $DB;
        global $events;

		$ok = $DB->execute('
		    INSERT INTO nv_websites
            (	id, name, protocol, subdomain, domain, folder, redirect_to, 
            	wrong_path_action, wrong_path_redirect, empty_path_action,
                languages, languages_published, aliases,
                word_separator, date_format, tinymce_css, resize_uploaded_images,
                comments_enabled_for, comments_default_moderator, share_files_media_browser, page_cache,
                tracking_scripts, additional_scripts, additional_styles, permission,
                mail_mailer, mail_server, mail_port, mail_security, mail_ignore_ssl_security, mail_user, mail_address, mail_password, 
                contact_emails, homepage, default_timezone, 
                metatag_title_order, metatag_description, metatag_keywords, metatags,
                favicon, decimal_separator, thousands_separator, currency, size_unit, weight_unit,
                shop_logo, shop_address, shop_legal_info, shop_purchase_conditions_path,
                theme, theme_options, block_types
            )
            VALUES
            ( 0,
              :name,
              :protocol,
              :subdomain,
              :domain,
              :folder,
              :redirect_to,
              :wrong_path_action,
              :wrong_path_redirect,
              :empty_path_action,
              :languages,
              :languages_published,
              :aliases,
              :word_separator,
              :date_format,
              :tinymce_css,
              :resize_uploaded_images,
              :comments_enabled_for,
              :comments_default_moderator,
              :share_files_media_browser,
              :page_cache,
              :tracking_scripts,
              :additional_scripts,
              :additional_styles,
              :permission,
              :mail_mailer,
              :mail_server,
              :mail_port,
              :mail_security,
              :mail_ignore_ssl_security,
              :mail_user,
              :mail_address,
              :mail_password,
              :contact_emails,
              :homepage,
              :default_timezone,
              :metatag_title_order,
              :metatag_description,
              :metatag_keywords,
              :metatags,
              :favicon,
              :decimal_separator, 
              :thousands_separator, 
              :currency, 
              :size_unit, 
              :weight_unit,              
              :shop_logo,
              :shop_address,
              :shop_legal_info,
              :shop_purchase_conditions_path,
              :theme,
              :theme_options,
              :block_types
            )',
			array(
				":name" => value_or_default($this->name, ""),
				":protocol" => value_or_default($this->protocol, "http://"),
				":subdomain" => value_or_default($this->subdomain, ""),
				":domain" => value_or_default($this->domain, ""),
				":folder" => value_or_default($this->folder, ""),
				":redirect_to" => value_or_default($this->redirect_to, ""),
				":wrong_path_action" => value_or_default($this->wrong_path_action, 'blank'),
				":wrong_path_redirect" => value_or_default($this->wrong_path_redirect, ''),
				":empty_path_action" => value_or_default($this->empty_path_action, 'homepage_redirect'),
				":languages" => (is_array($this->languages)? serialize($this->languages) : $this->languages),
				":languages_published" => (is_array($this->languages_published)? serialize($this->languages_published) : $this->languages_published),
                ":aliases" => json_encode($this->aliases),
                ":word_separator" => value_or_default($this->word_separator, "-"),
                ":date_format" => $this->date_format,
				":tinymce_css" => value_or_default($this->tinymce_css, ''),
				":resize_uploaded_images" => value_or_default($this->resize_uploaded_images, 0),
				":comments_enabled_for" => value_or_default($this->comments_enabled_for, 0),
				":comments_default_moderator" => value_or_default($this->comments_default_moderator, ''),
				":share_files_media_browser" => value_or_default($this->share_files_media_browser, 0),
				":page_cache" => value_or_default($this->page_cache, 0),
				":tracking_scripts" => value_or_default($this->tracking_scripts, ''),
				":additional_scripts" => value_or_default($this->additional_scripts, ''),
				":additional_styles" => value_or_default($this->additional_styles, ''),
				":permission" => $this->permission,
				":mail_mailer" => value_or_default($this->mail_mailer, ''),
				":mail_server" => value_or_default($this->mail_server, ''),
				":mail_port" => value_or_default($this->mail_port, 25),
				":mail_security" => value_or_default($this->mail_security, 0),
				":mail_ignore_ssl_security" => value_or_default($this->mail_ignore_ssl_security, 0),
				":mail_user" => value_or_default($this->mail_user, ''),
				":mail_address" => value_or_default($this->mail_address, ''),
				":mail_password" => value_or_default($this->mail_password, ''),
				":contact_emails" => serialize($this->contact_emails),
				":homepage" => value_or_default($this->homepage, ''),
				":default_timezone" => value_or_default($this->default_timezone, ''),
				":metatag_title_order" => value_or_default($this->metatag_title_order, 'website | category | section'),
				":metatag_description" => json_encode($this->metatag_description),
				":metatag_keywords" => json_encode($this->metatag_keywords),
				":metatags" => json_encode($this->metatags),
				":favicon" => value_or_default($this->favicon, 0),
                ":decimal_separator" => value_or_default($this->decimal_separator, '.'),
                ":thousands_separator" => value_or_default($this->thousands_separator, ""),
                ":currency" => value_or_default($this->currency, "dollar"),
                ":size_unit" => value_or_default($this->size_unit, 'cm'),
                ":weight_unit" => value_or_default($this->weight_unit, "g"),
				":shop_logo" => value_or_default($this->shop_logo, 0),
				":shop_address" => json_encode(value_or_default($this->shop_address, "")),
				":shop_legal_info" => json_encode(value_or_default($this->shop_legal_info, "")),
				":shop_purchase_conditions_path" => value_or_default($this->shop_purchase_conditions_path, ""),
				":theme" => value_or_default($this->theme, ''),
				":theme_options" => json_encode($this->theme_options),
                ":block_types" => ""
			)
        );
		
		if(!$ok)
        {
            throw new Exception($DB->get_last_error());
        }
		
		// finally we create the private folder
		$this->id = $DB->get_last_id();
		
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id, 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/files', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/templates', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/thumbnails', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/webgets', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/backups', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/cache', 0744, true);

        if(method_exists($events, 'trigger'))
        {
            $events->trigger(
                'website',
                'insert',
                array(
                    'website' => $this
                )
            );
        }

		// if allowed, send statistics to navigatecms.com
		if(NAVIGATECMS_STATS)
		{
			global $user;
			@core_curl_post(
                'http://statistics.navigatecms.com/website/new',
                array(
                    'name' => $this->name,
                    'ip' => $_SERVER['SERVER_ADDR'],
                    'website_id' => $this->id,
                    'url' => $this->absolute_path(),
                    'folder' => $this->folder,
                    'word_separator' => $this->word_separator,
                    'homepage' => $this->homepage,
                    'theme' => $this->theme,
                    'emails' => serialize($this->contact_emails),
                    'languages' => serialize($this->languages_published),
                    'permission' => $this->permission,
                    'author_name' => $user->username,
                    'author_email' => $user->email,
                    'author_language' => $user->language
                ),
				NULL,
				10,
				'post'
            );
		}
		
		return true;
	}	
	
	public function update()
	{
		global $DB;
		global $events;

        $ok = $DB->execute('
            UPDATE nv_websites
                SET
                    name	=   ?,
                    protocol =  ?,
                    subdomain = ?,
                    domain	=   ?,
                    folder	=   ?,
                    redirect_to = ?,
                    wrong_path_action = ?,
                    wrong_path_redirect = ?,
                    empty_path_action = ?,
                    languages = ?,
                    languages_published = ?,
                    aliases = ?,
                    word_separator = ?,
                    date_format = ?,
                    tinymce_css = ?,
                    resize_uploaded_images = ?,
                    comments_enabled_for = ?,
					comments_default_moderator = ?,
					share_files_media_browser = ?,
					page_cache = ?,
                    tracking_scripts = ?,
                    additional_scripts = ?,
                    additional_styles = ?,
                    permission = ?,
                    mail_mailer = ?,
                    mail_server = ?,
                    mail_port = ?,
                    mail_security = ?,
                    mail_ignore_ssl_security = ?,
                    mail_user = ?,
                    mail_address = ?,
                    mail_password = ?,
                    contact_emails = ?,
                    homepage = ?,
                    default_timezone = ?,
                    metatag_title_order = ?,
                    metatag_description = ?,
                    metatag_keywords = ?,
                    metatags = ?,
                    favicon = ?,
                    decimal_separator = ?,
                    thousands_separator = ?,
                    currency = ?,
                    size_unit = ?,
                    weight_unit = ?,
                    shop_logo = ?,
                    shop_address = ?,
                    shop_legal_info = ?,
                    shop_purchase_conditions_path = ?,
                    theme = ?,
                    theme_options = ?
                WHERE id = '.$this->id,
            array(
                value_or_default($this->name, ""),
                value_or_default($this->protocol, "http://"),
                value_or_default($this->subdomain, ""),
                value_or_default($this->domain, ""),
                value_or_default($this->folder, ""),
                value_or_default($this->redirect_to, ""),
                value_or_default($this->wrong_path_action, "blank"),
                value_or_default($this->wrong_path_redirect, ""),
                value_or_default($this->empty_path_action, "homepage_redirect"),
                (is_array($this->languages)? serialize($this->languages) : $this->languages),
				(is_array($this->languages_published)? serialize($this->languages_published) : $this->languages_published),
                json_encode($this->aliases),
                value_or_default($this->word_separator, "-"),
                $this->date_format,
                value_or_default($this->tinymce_css, ""),
                $this->resize_uploaded_images,
                $this->comments_enabled_for,
                $this->comments_default_moderator,
                $this->share_files_media_browser,
                value_or_default($this->page_cache, 0),
                $this->tracking_scripts,
                $this->additional_scripts,
                $this->additional_styles,
                $this->permission,
                value_or_default($this->mail_mailer, ""),
                value_or_default($this->mail_server, ""),
                value_or_default($this->mail_port, 25),
                value_or_default($this->mail_security, 0),
                value_or_default($this->mail_ignore_ssl_security, 0),
                value_or_default($this->mail_user, ""),
                value_or_default($this->mail_address, ""),
                value_or_default($this->mail_password, ""),
                serialize($this->contact_emails),
                $this->homepage,
                $this->default_timezone,
                value_or_default($this->metatag_title_order, 'website | category | section'),
                json_encode($this->metatag_description),
                json_encode($this->metatag_keywords),
                json_encode($this->metatags),
                value_or_default($this->favicon, 0),
                value_or_default($this->decimal_separator, '.'),
                value_or_default($this->thousands_separator, ""),
                value_or_default($this->currency, "dollar"),
                value_or_default($this->size_unit, 'cm'),
                value_or_default($this->weight_unit, "g"),
                value_or_default($this->shop_logo, 0),
                json_encode(value_or_default($this->shop_address, "")),
                json_encode(value_or_default($this->shop_legal_info, "")),
                value_or_default($this->shop_purchase_conditions_path, ""),
                value_or_default($this->theme, ""),
                json_encode($this->theme_options)
            )
        );

		if(!$ok)
        {
            throw new Exception($DB->get_last_error());
        }

		// try to create any missing folder
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id, 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/files', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/templates', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/thumbnails', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/webgets', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/backups', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/cache', 0744, true);

        if(method_exists($events, 'trigger'))
        {
            $events->trigger(
                'website',
                'save',
                array(
                    'website' => $this
                )
            );
        }

		// if allowed, send statistics to navigatecms.com
		if(NAVIGATECMS_STATS)
		{
			global $user;
			@core_curl_post(
                'http://statistics.navigatecms.com/website/update',
                array(
                    'ip' => $_SERVER['SERVER_ADDR'],
                    'website_id' => $this->id,
                    'name' => $this->name,
                    'url' => $this->absolute_path(),
                    'folder' => $this->folder,
                    'word_separator' => $this->word_separator,
                    'homepage' => $this->homepage,
                    'theme' => $this->theme,
                    'emails' => serialize($this->contact_emails),
                    'languages' => serialize($this->languages_published),
                    'permission' => $this->permission,
                    'author_name' => $user->username,
                    'author_email' => $user->email,
                    'author_language' => $user->language
                ),
				NULL,
				10,
				'post'
            );
		}

		return true;
	}

    function create_default()
    {
        global $DB;
        global $user;

        // check if there are really NO websites
        $test = $DB->query_single('id', 'nv_websites');
        if(!empty($test))
        {
            //header('location: '.NAVIGATE_MAIN.'?logout');
            //core_terminate();
            $this->load();
            return $this;
        }

        $url = NAVIGATE_URL;
        $url = parse_url($url);

        // do we have a subdomain in the url?
        if(preg_match("/^([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])){3}$/", $url['host']))
        {
            $domain = $url['host'];
            $subdomain = '';
        }
        else
        {
            $host = explode('.', $url['host']);

            $domain = array_pop($host);
            if(!empty($host))
            {
                $domain = array_pop($host) . '.' . $domain;
            }

            $subdomain = implode('.', $host);
        }

        // navigate url --> default folder
        // http://localhost/navigate            -->     (empty)
        // http://www.domain.com/test/navigate  -->     /test
        // http://192.168.0.1/foo/foo2/navigate -->     /foo/foo2

        $folder = dirname($url['path']);
        if($folder=='/' || $folder=='\\')
        {
            $folder = '';
        }

        $this->name				= APP_OWNER;

        $this->protocol			= "http://";
        $this->subdomain		= $subdomain;
        $this->domain			= $domain;
        $this->folder			= $folder;
        $this->redirect_to      = '';
        $this->word_separator   = '-';
        $this->date_format		= 'Y/m/d';
        $this->homepage			= '/en/home';
        $this->permission		= 0;
        $this->default_timezone	= 'UTC';
        $this->contact_emails   = $user->email;

        // languages and locales
        $this->languages = array();
        $this->languages_published = array();

        $this->languages = array(
	        'en' => array(
	            'language' => 'en',
	            'variant' => '',
	            'code' => 'en',
	            'system_locale' => 'en_US.utf8'
	        )
        );

	    $this->languages_published = array('en');

        $this->aliases = array();
        $this->theme_options = array();

        $this->insert();

	    // add the just created website to user allowed websites (if he has a restricted list of sites)
	    if(!empty($user->websites))
	    {
		    $user->websites[] = $this->id;
		    $user->save();
	    }

        return true;
    }

	function language_compare($a, $b)
	{
		if(array_search($a->code, $this->languages_list) < array_search($b->code, $this->languages_list))
        {
            return -1;
        }
		else
        {
            return 1;
        }
	}
	
	function absolute_path($folder=true)
	{	
		$nvweb_absolute = (empty($this->protocol)? 'http://' : $this->protocol);

		if(!empty($this->subdomain))
        {
            $nvweb_absolute .= $this->subdomain.'.';
        }

        $nvweb_absolute .= $this->domain;

		if(!empty($folder))
        {
            $nvweb_absolute .= $this->folder;
        }

		return $nvweb_absolute;
	}
	
	function current_time()
	{
		$utc = core_time();
		
		$utc_timezone = new DateTimeZone('UTC');
		$utc_time = new DateTime('now', $utc_timezone);
		$website_timezone = new DateTimeZone($this->default_timezone);
		//$website_time = new DateTime('now', $website_timezone);

	    $offset = $website_timezone->getOffset($utc_time);
   		$ts = $utc + $offset;

		return $ts;
	}

    public function languages()
    {
        $options = array();
        foreach($this->languages_list as $active_language_code)
        {
            $options[$active_language_code] = language::name_by_code($active_language_code);
        }

        return $options;
    }

    public function content_stylesheets($format='tinymce', $name='content', $merge=false, $ws_theme=null)
    {
        global $theme;

        if(empty($ws_theme))
        {
		    $ws_theme = $theme;

            if($this->theme != $theme->name)
            {
                $ws_theme = new theme();
                $ws_theme->load($this->theme);
            }
        }

        // determine stylesheets for content (website > theme + default navigate cms)
        $content_css = array();

        if(defined('NAVIGATE_URL'))
        {
            $content_css[] = NAVIGATE_URL . '/css/tools/tinymce.defaults.css';
        }
        else
        {
            $content_css[] = '/css/tools/tinymce.defaults.css';
        }

        // deprecated field (will be removed at some point)
        if(!empty($this->tinymce_css))
        {
            $content_css[] = $this->tinymce_css.'?bogus='.time();
        }

        if(!empty($this->theme) && !empty($ws_theme))
        {
            $style = "";
            if(isset($this->theme_options->style))
            {
                $style = @$this->theme_options->style;
            }

			if(empty($style))
			{
				$theme_styles = get_object_vars($ws_theme->styles);
				$theme_styles = array_values($theme_styles);
				$style = $theme_styles[0]->name;
			}

	        if(($name=='content_selectable' && !isset($ws_theme->styles->$style->$name)) || empty($name))
            {
                $name = 'content';
            }

            if(!empty($style) && !empty($ws_theme->styles->$style->$name))
            {
                $style_content_css = explode(',', $ws_theme->styles->$style->$name);
                foreach($style_content_css as $scc)
                {
                    if(strpos($scc, 'http')===false && defined('NAVIGATE_URL'))
                    {
                        $content_css[] = NAVIGATE_URL.'/themes/'.$this->theme.'/'.$scc.'?bogus='.time();
                    }
                    else
                    {
                        $content_css[] = $scc;
                    }
                }
            }
        }

	    $merge = false; // MERGE option is not completely developed
	    if($merge)
	    {
		    /*
		    $css_merged_rules = '';
		    $css_merged_file = 'cache/'.$website->id.'/editor_css.'.md5(json_encode($content_css)).'.css';

		    foreach($content_css as $csa)
            {
	            $css_rules = @file_get_contents($csa);
                $css_merged_rules .= $css_rules;
            }

		    mkdir(NAVIGATE_PATH.'/cache/'.$website->id, 0744, true);

		    file_put_contents(NAVIGATE_PATH.'/'.$css_merged_file, $css_merged_rules);

		    if(!empty($css_merged))
		    {
			    if($format=='link_tag')
				    $content_css = '<link rel="stylesheet" type="text/css" href="'.NAVIGATE_URL.'/'.$css_merged_file.'" />'."\n";
			    else
				    $content_css = NAVIGATE_URL.'/'.$css_merged_file;
		    }
		    else
			    $content_css = '';
		    */
	    }
		else
		{
			if($format=='link_tag')
            {
	            $content_html = '';
	            foreach($content_css as $csa)
	            {
	                if(!empty($csa))
                    {
                        $content_html .= '<link rel="stylesheet" type="text/css" href="'.trim($csa).'" />'."\n";
                    }
	            }

	            $content_css = $content_html;
	        }
	        else if($format=='array')
            {
	            // do nothing, already an array
            }
	        else
            {
                $content_css = implode(',', $content_css);
            }
        }

        return $content_css;
    }

    public function purge_cache()
    {
        // thumbnails
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/thumbnails/*x*');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }

        // feeds
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/cache/*.feed');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }

        $this->purge_pages_cache();
    }

    public function purge_pages_cache()
    {
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/cache/*.page');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }
    }

    public function bind_events()
    {
        global $events;

        $events->bind('website', 'save', 'website', array($this, 'purge_cache'));
        // note: on delete event is not necessary to purge cache, as the whole private folder is removed

        $events->bind('item', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('item', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('block', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('block', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('structure', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('structure', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('feed', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('feed', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('comment', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('comment', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('product', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('product', 'delete', 'website', array($this, 'purge_cache'));
    }

    // check if we need to execute any programmed event
    public function cron()
    {
        global $current;
        global $events;

        $website_cron_path = NAVIGATE_PRIVATE . '/'.$this->id.'/cache/website.cron';

        $last_cron = null;
        if(file_exists($website_cron_path))
        {
            $last_cron = file_get_contents($website_cron_path);
        }

        // we only run the following checks once a minute (on the next visit)
        // when was the last cron execution?
        if(is_null($last_cron))
        {
            file_put_contents($website_cron_path, core_time());
        }
        else if(($last_cron + 60 < core_time()))
        {
            // if cache is enabled and there was a programmed publication (item, structure, block, product) since the last visit or cron execution
            // then purge the cache
            if($current['pagecache_enabled'])
            {
                $next_change = $this->find_next_publication_event_time($last_cron);
                if(!empty($next_change))
                {
                    if($next_change < core_time()) // the change had to happen since the last cron execution?
                    {
                        $this->purge_cache();
                    }
                    // else, the change will happen at a later time, the current cache is still valid
                }
            }

            // remove very old PHP session files (TODO: that should be executed once a day, not every minute)
            core_remove_sessions(365); // 365 days

            $events->trigger('website', 'cron', array());

            file_put_contents($website_cron_path, core_time());
        }
    }

    public function find_next_publication_event_time($from_time=null)
    {
        global $DB;

        $next_change = PHP_INT_MAX; // set the largest integer, a very very far date in the future

        // item: date_published

        if(is_null($from_time))
        {
            $from_time = core_time();
        }

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_items
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        $rsnc = intval($rsnc[0]);

        if(!empty($rsnc))
        {
            $next_change = $rsnc;
        }

        // item: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_items
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }

        // structure: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_structure
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // structure: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_structure
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // block: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_blocks
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // block: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_blocks
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // product: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_products
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // product: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_products
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }

        if(!$next_change || $next_change == PHP_INT_MAX)
        {
            $next_change = 0;
        } // no publication event found!

        return $next_change;
    }

    public function backup($type='json')
    {
        global $DB;
        global $website;

        $out = array();

        $DB->query('SELECT * FROM nv_websites WHERE id = '.intval($website->id), 'object');

        if($type='json')
        {
            $out = json_encode($DB->result());
        }

        return $out;
    }

    public function windows_locales()
    {
        global $session;

        // http://www.microsoft.com/resources/msdn/goglobal/default.mspx?submitted=3409&OS=Windows+Vista
        $win_loc = '{   "af":{"id":"0x0036","lang_name":"Afrikaans","country":"ZAF","locale":"AFK_ZAF"},
                        "af-ZA":{"id":"0x0436","lang_name":"Afrikaans","country":"ZAF","locale":"AFK_ZAF"},
                        "sq":{"id":"0x001C","lang_name":"Albanian","country":"ALB","locale":"SQI_ALB"},
                        "sq-AL":{"id":"0x041C","lang_name":"Albanian","country":"ALB","locale":"SQI_ALB"},
                        "gsw":{"id":"0x0084","lang_name":"Alsatian","country":"FRA","locale":"GSW_FRA"},
                        "gsw-FR":{"id":"0x0484","lang_name":"Alsatian","country":"FRA","locale":"GSW_FRA"},
                        "am":{"id":"0x005E","lang_name":"Amharic","country":"ETH","locale":"AMH_ETH"},
                        "am-ET":{"id":"0x045E","lang_name":"Amharic","country":"ETH","locale":"AMH_ETH"},
                        "ar":{"id":"0x0001","lang_name":"Arabic","country":"SAU","locale":"ARA_SAU"},
                        "ar-DZ":{"id":"0x1401","lang_name":"Arabic","country":"DZA","locale":"ARG_DZA"},
                        "ar-BH":{"id":"0x3C01","lang_name":"Arabic","country":"BHR","locale":"ARH_BHR"},
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                        "smn":{"id":"0x703B","lang_name":"Sami (Inari)","country":"FIN","locale":"SMN_FIN"},
                        "smj":{"id":"0x7C3B","lang_name":"Sami (Lule)","country":"SWE","locale":"SMK_SWE"},
                        "se":{"id":"0x003B","lang_name":"Sami (Northern)","country":"NOR","locale":"SME_NOR"},
                        "sms":{"id":"0x743B","lang_name":"Sami (Skolt)","country":"FIN","locale":"SMS_FIN"},
                        "sma":{"id":"0x783B","lang_name":"Sami (Southern)","country":"SWE","locale":"SMB_SWE"},
                        "smn-FI":{"id":"0x243B","lang_name":"Sami (Inari)","country":"FIN","locale":"SMN_FIN"},
                        "smj-NO":{"id":"0x103B","lang_name":"Sami (Lule)","country":"NOR","locale":"SMJ_NOR"},
                        "smj-SE":{"id":"0x143B","lang_name":"Sami (Lule)","country":"SWE","locale":"SMK_SWE"},
                        "se-FI":{"id":"0x0C3B","lang_name":"Sami (Northern)","country":"FIN","locale":"SMG_FIN"},
                        "se-NO":{"id":"0x043B","lang_name":"Sami (Northern)","country":"NOR","locale":"SME_NOR"},
                        "se-SE":{"id":"0x083B","lang_name":"Sami (Northern)","country":"SWE","locale":"SMF_SWE"},
                        "sms-FI":{"id":"0x203B","lang_name":"Sami (Skolt)","country":"FIN","locale":"SMS_FIN"},
                        "sma-NO":{"id":"0x183B","lang_name":"Sami (Southern)","country":"NOR","locale":"SMA_NOR"},
                        "sma-SE":{"id":"0x1C3B","lang_name":"Sami (Southern)","country":"SWE","locale":"SMB_SWE"},
                        "sa":{"id":"0x004F","lang_name":"Sanskrit","country":"IND","locale":"SAN_IND"},
                        "sa-IN":{"id":"0x044F","lang_name":"Sanskrit","country":"IND","locale":"SAN_IND"},
                        "gd":{"id":"0x0091","lang_name":"Scottish Gaelic","country":"GBR","locale":"GLA_GBR"},
                        "gd-GB":{"id":"0x0491","lang_name":"Scottish Gaelic","country":"GBR","locale":"GLA_GBR"},
                        "sr":{"id":"0x7C1A","lang_name":"Serbian (Latin)","country":"SRB","locale":"SRM_SRB"},
                        "sr-Cyrl":{"id":"0x6C1A","lang_name":"Serbian (Cyrillic)","country":"SRB","locale":"SRO_SRB"},
                        "sr-Cyrl-BA":{"id":"0x1C1A","lang_name":"Serbian (Cyrillic)","country":"BIH","locale":"SRN_BIH"},
                        "sr-Cyrl-ME":{"id":"0x301A","lang_name":"Serbian (Cyrillic)","country":"MNE","locale":"SRQ_MNE"},
                        "sr-Cyrl-CS":{"id":"0x0C1A","lang_name":"Serbian (Cyrillic)","country":"SCG","locale":"SRB_SCG"},
                        "sr-Cyrl-RS":{"id":"0x281A","lang_name":"Serbian (Cyrillic)","country":"SRB","locale":"SRO_SRB"},
                        "sr-Latn":{"id":"0x701A","lang_name":"Serbian (Latin)","country":"SRB","locale":"SRM_SRB"},
                        "sr-Latn-BA":{"id":"0x181A","lang_name":"Serbian (Latin)","country":"BIH","locale":"SRS_BIH"},
                        "sr-Latn-ME":{"id":"0x2C1A","lang_name":"Serbian (Latin)","country":"MNE","locale":"SRP_MNE"},
                        "sr-Latn-CS":{"id":"0x081A","lang_name":"Serbian (Latin)","country":"SCG","locale":"SRL_SCG"},
                        "sr-Latn-RS":{"id":"0x241A","lang_name":"Serbian (Latin)","country":"SRB","locale":"SRM_SRB"},
                        "nso":{"id":"0x006C","lang_name":"Sesotho sa Leboa","country":"ZAF","locale":"NSO_ZAF"},
                        "nso-ZA":{"id":"0x046C","lang_name":"Sesotho sa Leboa","country":"ZAF","locale":"NSO_ZAF"},
                        "tn":{"id":"0x0032","lang_name":"Setswana","country":"ZAF","locale":"TSN_ZAF"},
                        "tn-ZA":{"id":"0x0432","lang_name":"Setswana","country":"ZAF","locale":"TSN_ZAF"},
                        "si":{"id":"0x005B","lang_name":"Sinhala","country":"LKA","locale":"SIN_LKA"},
                        "si-LK":{"id":"0x045B","lang_name":"Sinhala","country":"LKA","locale":"SIN_LKA"},
                        "sk":{"id":"0x001B","lang_name":"Slovak","country":"SVK","locale":"SKY_SVK"},
                        "sk-SK":{"id":"0x041B","lang_name":"Slovak","country":"SVK","locale":"SKY_SVK"},
                        "sl":{"id":"0x0024","lang_name":"Slovenian","country":"SVN","locale":"SLV_SVN"},
                        "sl-SI":{"id":"0x0424","lang_name":"Slovenian","country":"SVN","locale":"SLV_SVN"},
                        "es":{"id":"0x000A","lang_name":"Spanish","country":"ESP","locale":"ESN_ESP"},
                        "es-AR":{"id":"0x2C0A","lang_name":"Spanish","country":"ARG","locale":"ESS_ARG"},
                        "es-BO":{"id":"0x400A","lang_name":"Spanish","country":"BOL","locale":"ESB_BOL"},
                        "es-CL":{"id":"0x340A","lang_name":"Spanish","country":"CHL","locale":"ESL_CHL"},
                        "es-CO":{"id":"0x240A","lang_name":"Spanish","country":"COL","locale":"ESO_COL"},
                        "es-CR":{"id":"0x140A","lang_name":"Spanish","country":"CRI","locale":"ESC_CRI"},
                        "es-DO":{"id":"0x1C0A","lang_name":"Spanish","country":"DOM","locale":"ESD_DOM"},
                        "es-EC":{"id":"0x300A","lang_name":"Spanish","country":"ECU","locale":"ESF_ECU"},
                        "es-SV":{"id":"0x440A","lang_name":"Spanish","country":"SLV","locale":"ESE_SLV"},
                        "es-GT":{"id":"0x100A","lang_name":"Spanish","country":"GTM","locale":"ESG_GTM"},
                        "es-HN":{"id":"0x480A","lang_name":"Spanish","country":"HND","locale":"ESH_HND"},
                        "es-MX":{"id":"0x080A","lang_name":"Spanish","country":"MEX","locale":"ESM_MEX"},
                        "es-NI":{"id":"0x4C0A","lang_name":"Spanish","country":"NIC","locale":"ESI_NIC"},
                        "es-PA":{"id":"0x180A","lang_name":"Spanish","country":"PAN","locale":"ESA_PAN"},
                        "es-PY":{"id":"0x3C0A","lang_name":"Spanish","country":"PRY","locale":"ESZ_PRY"},
                        "es-PE":{"id":"0x280A","lang_name":"Spanish","country":"PER","locale":"ESR_PER"},
                        "es-PR":{"id":"0x500A","lang_name":"Spanish","country":"PRI","locale":"ESU_PRI"},
                        "es-ES":{"id":"0x0C0A","lang_name":"Spanish","country":"ESP","locale":"ESN_ESP"},
                        "es-US":{"id":"0x540A","lang_name":"Spanish","country":"USA","locale":"EST_USA"},
                        "es-UY":{"id":"0x380A","lang_name":"Spanish","country":"URY","locale":"ESY_URY"},
                        "es-VE":{"id":"0x200A","lang_name":"Spanish","country":"VEN","locale":"ESV_VEN"},
                        "sv":{"id":"0x001D","lang_name":"Swedish","country":"SWE","locale":"SVE_SWE"},
                        "sv-FI":{"id":"0x081D","lang_name":"Swedish","country":"FIN","locale":"SVF_FIN"},
                        "sv-SE":{"id":"0x041D","lang_name":"Swedish","country":"SWE","locale":"SVE_SWE"},
                        "syr":{"id":"0x005A","lang_name":"Syriac","country":"SYR","locale":"SYR_SYR"},
                        "syr-SY":{"id":"0x045A","lang_name":"Syriac","country":"SYR","locale":"SYR_SYR"},
                        "tg":{"id":"0x0028","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tg-Cyrl":{"id":"0x7C28","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tg-Cyrl-TJ":{"id":"0x0428","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tzm":{"id":"0x005F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "tzm-Latn":{"id":"0x7C5F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "tzm-Latn-DZ":{"id":"0x085F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "ta":{"id":"0x0049","lang_name":"Tamil","country":"IND","locale":"TAM_IND"},
                        "ta-IN":{"id":"0x0449","lang_name":"Tamil","country":"IND","locale":"TAM_IND"},
                        "tt":{"id":"0x0044","lang_name":"Tatar","country":"RUS","locale":"TTT_RUS"},
                        "tt-RU":{"id":"0x0444","lang_name":"Tatar","country":"RUS","locale":"TTT_RUS"},
                        "te":{"id":"0x004A","lang_name":"Telugu","country":"IND","locale":"TEL_IND"},
                        "te-IN":{"id":"0x044A","lang_name":"Telugu","country":"IND","locale":"TEL_IND"},
                        "th":{"id":"0x001E","lang_name":"Thai","country":"THA","locale":"THA_THA"},
                        "th-TH":{"id":"0x041E","lang_name":"Thai","country":"THA","locale":"THA_THA"},
                        "bo":{"id":"0x0051","lang_name":"Tibetan","country":"CHN","locale":"BOB_CHN"},
                        "bo-CN":{"id":"0x0451","lang_name":"Tibetan","country":"CHN","locale":"BOB_CHN"},
                        "tr":{"id":"0x001F","lang_name":"Turkish","country":"TUR","locale":"TRK_TUR"},
                        "tr-TR":{"id":"0x041F","lang_name":"Turkish","country":"TUR","locale":"TRK_TUR"},
                        "tk":{"id":"0x0042","lang_name":"Turkmen","country":"TKM","locale":"TUK_TKM"},
                        "tk-TM":{"id":"0x0442","lang_name":"Turkmen","country":"TKM","locale":"TUK_TKM"},
                        "uk":{"id":"0x0022","lang_name":"Ukrainian","country":"UKR","locale":"UKR_UKR"},
                        "uk-UA":{"id":"0x0422","lang_name":"Ukrainian","country":"UKR","locale":"UKR_UKR"},
                        "hsb":{"id":"0x002E","lang_name":"Upper Sorbian","country":"GER","locale":"HSB_GER"},
                        "hsb-DE":{"id":"0x042E","lang_name":"Upper Sorbian","country":"GER","locale":"HSB_GER"},
                        "ur":{"id":"0x0020","lang_name":"Urdu","country":"PAK","locale":"URD_PAK"},
                        "ur-PK":{"id":"0x0420","lang_name":"Urdu","country":"PAK","locale":"URD_PAK"},
                        "ug":{"id":"0x0080","lang_name":"Uyghur","country":"CHN","locale":"UIG_CHN"},
                        "ug-CN":{"id":"0x0480","lang_name":"Uyghur","country":"CHN","locale":"UIG_CHN"},
                        "uz-Cyrl":{"id":"0x7843","lang_name":"Uzbek (Cyrillic)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Cyrl-UZ":{"id":"0x0843","lang_name":"Uzbek (Cyrillic)","country":"UZB","locale":"UZB_UZB"},
                        "uz":{"id":"0x0043","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Latn":{"id":"0x7C43","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Latn-UZ":{"id":"0x0443","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "vi":{"id":"0x002A","lang_name":"Vietcountryse","country":"VNM","locale":"VIT_VNM"},
                        "vi-VN":{"id":"0x042A","lang_name":"Vietcountryse","country":"VNM","locale":"VIT_VNM"},
                        "cy":{"id":"0x0052","lang_name":"Welsh","country":"GBR","locale":"CYM_GBR"},
                        "cy-GB":{"id":"0x0452","lang_name":"Welsh","country":"GBR","locale":"CYM_GBR"},
                        "wo":{"id":"0x0088","lang_name":"Wolof","country":"SEN","locale":"WOL_SEN"},
                        "wo-SN":{"id":"0x0488","lang_name":"Wolof","country":"SEN","locale":"WOL_SEN"},
                        "sah":{"id":"0x0085","lang_name":"Yakut","country":"RUS","locale":"SAH_RUS"},
                        "sah-RU":{"id":"0x0485","lang_name":"Yakut","country":"RUS","locale":"SAH_RUS"},
                        "ii":{"id":"0x0078","lang_name":"Yi","country":"CHN","locale":"III_CHN"},
                        "ii-CN":{"id":"0x0478","lang_name":"Yi","country":"CHN","locale":"III_CHN"},
                        "yo":{"id":"0x006A","lang_name":"Yoruba","country":"NGA","locale":"YOR_NGA"},
                        "yo-NG":{"id":"0x046A","lang_name":"Yoruba","country":"NGA","locale":"YOR_NGA"}
                    }';

        $win_loc = json_decode($win_loc, true);

        $countries = property::countries($session['lang'], true);

        $locales = array();
        foreach($win_loc as $short => $locale)
        {
            $locales[$locale['locale']] = $locale['lang_name'].' ('.$countries[$locale['country']].') ['.$short.']';
        }

        return $locales;
    }

    public function unix_locales()
    {
        global $session;

		if(is_callable('shell_exec') && false === stripos(ini_get('disable_functions'), 'shell_exec'))
		{
        	$locales = shell_exec('locale -a');
			$tmp = explode("\n", $locales);
		}
		else
		{
			// default list of unix locales
			$locales = "aa_DJ,aa_ER,aa_ER@saaho,aa_ET,af_ZA,am_ET,an_ES,ar_AE,ar_BH,ar_DZ,ar_EG,ar_IN,ar_IQ,ar_JO,ar_KW,ar_LB,ar_LY,ar_MA,ar_OM,ar_QA,ar_SA,ar_SD,ar_SY,ar_TN,ar_YE,as_IN,ast_ES,az_AZ,be_BY,be_BY@latin,ber_DZ,ber_MA,bg_BG,bn_BD,bn_IN,bo_CN,bo_IN,bokmal,bokm,br_FR,bs_BA,byn_ER,C,ca_AD,ca_ES,ca_FR,ca_IT,catalan,crh_UA,croatian,csb_PL,cs_CZ,cv_RU,cy_GB,czech,da_DK,danish,dansk,de_AT,de_BE,de_CH,de_DE,de_LU,deutsch,dutch,dv_MV,dv_MV.utf8,dz_BT,dz_BT.utf8,eesti,el_CY,el_GR,en_AG,en_AU,en_BW,en_CA,en_DK,en_GB,en_HK,en_IE,en_IN,en_NG,en_NZ,en_PH,en_SG,en_US,en_ZA,en_ZW,es_AR,es_BO,es_CL,es_CO,es_CR,es_DO,es_EC,es_ES,es_GT,es_HN,es_MX,es_NI,es_PA,es_PE,es_PR,es_PY,es_SV,estonian,es_US,es_UY,es_VE,et_EE,eu_ES,fa_IR,fi_FI,fil_PH,finnish,fo_FO,fran栩s,fr_BE,fr_CA,fr_CH,french,fr_FR,fr_LU,fur_IT,fy_DE,fy_NL,ga_IE,galego,galician,gd_GB,german,gez_ER,gez_ET,gl_ES,greek,gu_IN,gv_GB,ha_NG,hebrew,he_IL,hi_IN,hne_IN,hr_HR,hrvatski,hsb_DE,ht_HT,hu_HU,hungarian,hy_AM,icelandic,id_ID,ig_NG,ik_CA,is_IS,italian,it_CH,it_IT,iu_CA,iw_IL,ja_JP,japanese,ka_GE,kk_KZ,kl_GL,km_KH,kn_IN,kok_IN,ko_KR,korean,ks_IN,ku_TR,kw_GB,ky_KG,lg_UG,li_BE,li_NL,lithuanian,lo_LA,lt_LT,lv_LV,mai_IN,mg_MG,mi_NZ,mk_MK,ml_IN,mn_MN,mr_IN,ms_MY,mt_MT,my_MM,nb_NO,nds_DE,nds_NL,ne_NP,nl_AW,nl_BE,nl_NL,nn_NO,no_NO,norwegian,nr_ZA,nso_ZA,nynorsk,oc_FR,om_ET,om_KE,or_IN,pa_IN,pap_AN,pa_PK,pl_PL,polish,portuguese,POSIX,ps_AF,pt_BR,pt_PT,romanian,ro_RO,ru_RU,russian,ru_UA,rw_RW,sa_IN,sc_IT,sd_IN,se_NO,shs_CA,sid_ET,si_LK,sk_SK,slovak,slovene,slovenian,sl_SI,so_DJ,so_ET,so_KE,so_SO,spanish,sq_AL,sq_MK,sr_ME,sr_RS,ss_ZA,st_ZA,sv_FI,sv_SE,swedish,ta_IN,te_IN,tg_TJ,thai,th_TH,ti_ER,ti_ET,tig_ER,tk_TM,tl_PH,tn_ZA,tr_CY,tr_TR,ts_ZA,tt_RU,turkish,ug_CN,uk_UA,ur_PK,uz_UZ,ve_ZA,vi_VN,wa_BE,wo_SN,xh_ZA,yi_US,yo_NG,zh_CN,zh_HK,zh_SG,zh_TW,zu_ZA";
			$tmp = explode(",", $locales);
		}

        $locales = array();
        $languages = language::language_names(false);
        $countries = property::countries($session['lang'], true);
        $tmp = array_filter($tmp);
        foreach($tmp as $loc)
        {
            if(in_array($loc, array('C', 'POSIX')))
            {
                continue;
            }

            if(strpos($loc, '.')===false)
            {
                if(in_array($loc.'.utf8', $tmp))
                {
                    continue;
                }
            }
            else
            {
                // there is a dot in the locale name
                $check = substr($loc, 0, strpos($loc, '.')).'.utf8';
                if(in_array($check, $tmp) && $check!=$loc)
                {
                    continue;
                }
            }

            $language = @$languages[substr($loc, 0, 2)];
            if(empty($language))
            {
                $language = '?';
            }
            $country = @$countries[substr($loc, 3,2)];
            if(!empty($country))
            {
                $country = ' ('.$country.')';
            }

            $locales[$loc] = $language.$country.' ['.$loc.']';
        }

        return $locales;
    }

	public function homepage()
	{
		// return homepage relative path depending on the active language
		global $current;

		$homepage_routes = $this->homepage_from_structure(true);    // want all possible homepage paths (language based)

		if(is_array($homepage_routes))
		{
			if(isset($current) && !empty($current['lang']))
            {
                $homepage = $homepage_routes[$current['lang']];
            }

			if(empty($homepage))
            {
                $homepage = array_shift($homepage_routes);
            }
		}
		else
        {
            $homepage = $homepage_routes;
        }

		return $homepage;
	}

    public function homepage_from_structure($all_languages=false)
    {
        $homepage_relative_url = $this->homepage;
        if(is_numeric($homepage_relative_url))
        {
            $homepage_relative_url = path::loadElementPaths('structure', $homepage_relative_url);
	        if(!$all_languages)
            {
                $homepage_relative_url = array_shift($homepage_relative_url);
            }
        }

        return $homepage_relative_url;
    }

	public static function all()
	{
		global $DB;

		$out = array();

		$DB->query("SELECT id, name FROM nv_websites ORDER BY id ASC");
		$rs = $DB->result();

		for($i=0; $i < count($rs); $i++)
		{
			$out[$rs[$i]->id] = $rs[$i]->name;
		}

		return $out;
	}

    public function quicksearch($text)
    {
        $like = ' LIKE '.protect('%'.$text.'%');

        $cols[] = 'id' . $like;
        $cols[] = 'name' . $like;
        $cols[] = 'domain' . $like;
        $cols[] = 'subdomain' . $like;

        $where = ' AND ( ';
        $where.= implode( ' OR ', $cols);
        $where .= ')';

        return $where;
    }
}

?>

Fixed version (ground truth):
<?php
class website
{
	public $id; 
	public $name;
	public $protocol; // default http://
	public $subdomain; // usually "www"
	public $domain; // naviwebs.net
	public $folder; // usually empty, used when the website is IN a folder, ex. http://www.naviwebs.com/demo/homepage
    public $redirect_to; // if the website is private or closed, redirect anonymous visitors to a real path
    public $wrong_path_action;
    public $wrong_path_redirect;
	public $empty_path_action;
	public $languages; // array('en' => array( 'language' => 'en', 'variant' => 'US', 'code' => 'en_US' => 'system_locale' => 'ENU_USA'), 'es_ES' => array(...), ...)
	public $languages_published; // array ('en', 'es_ES')
	public $date_format;
    public $tinymce_css;
    public $resize_uploaded_images;	// what to do with the uploaded images, 0 => keep original files, "yy" px => autoresize to yy pixels
    public $comments_enabled_for;
    public $comments_default_moderator;
    public $share_files_media_browser;
    public $page_cache;
	public $tracking_scripts;
	public $additional_scripts;
	public $additional_styles;
	public $permission;	//  0 => public | 1 => private | 2 => only navigate users
	public $block_types;    // deprecated, will be removed in NV 3.0!!!
	public $homepage;
	public $default_timezone;
    public $aliases;
	//public $server_time_offset;
    public $word_separator;
    public $metatag_title_order;
	public $metatag_description;  // multilanguage
	public $metatag_keywords;  // multilanguage
    public $metatags; // multilanguage
    public $mail_mailer; // smtp or sendmail
	public $mail_server;
	public $mail_port;
	public $mail_user;
	public $mail_address;
	public $mail_password;
    public $mail_security;
    public $mail_ignore_ssl_security;
	public $contact_emails;
	public $favicon;
	public $decimal_separator;
	public $thousands_separator;
	public $currency;
	public $size_unit;
	public $weight_unit;
	
    public $shop_logo;
    public $shop_address;       // multilanguage
    public $shop_legal_info;    // multilanguage
    public $shop_purchase_conditions_path;

	public $theme;
	public $theme_options;
	
	public $languages_list;

	public function load($id="")
	{
		global $DB;
		global $events;

		if(empty($id)) // we suppose we only have one website or we just want the first
		{
			if($DB->query('SELECT * FROM nv_websites LIMIT 1'))
			{
				$data = $DB->result();
				$this->load_from_resultset($data); // we'll catch the first website there
			}			
		}
		else
		{
			if($DB->query('SELECT * FROM nv_websites WHERE id = '.intval($id)))
			{
				$data = $DB->result();
				$this->load_from_resultset($data);
			}
		}
	}
	
	public function load_from_resultset($rs)
	{
		$main = $rs[0];

		$this->id				= $main->id; 
		$this->name				= $main->name;

		// the fields below give an absoulte path to the website: protocol://subdomain.domain/folder
		$this->protocol			= $main->protocol;
		$this->subdomain		= $main->subdomain;
		$this->domain			= $main->domain;				
		$this->folder			= $main->folder;
        $this->word_separator	= value_or_default($main->word_separator, '_');

		$this->redirect_to		    = $main->redirect_to;
        $this->wrong_path_action    = $main->wrong_path_action;
        $this->wrong_path_redirect  = $main->wrong_path_redirect;
        $this->empty_path_action    = $main->empty_path_action;

		$this->languages		    = mb_unserialize($main->languages);
		$this->languages_published  = array_filter(mb_unserialize($main->languages_published));
		$this->date_format		    = $main->date_format;
		$this->tinymce_css		    = $main->tinymce_css;
		$this->resize_uploaded_images       = $main->resize_uploaded_images;
        $this->comments_enabled_for         = $main->comments_enabled_for;
        $this->comments_default_moderator   = $main->comments_default_moderator;
		$this->share_files_media_browser    = $main->share_files_media_browser;
		$this->page_cache           = $main->page_cache;

		$this->tracking_scripts             = $main->tracking_scripts;
		$this->additional_scripts           = $main->additional_scripts;
		$this->additional_styles            = $main->additional_styles;
		$this->permission		= $main->permission;
		$this->block_types		= mb_unserialize($main->block_types);
		$this->homepage			= $main->homepage;	
		$this->default_timezone = $main->default_timezone;	
		$this->metatag_title_order	= $main->metatag_title_order;
		$this->metatag_description	= json_decode($main->metatag_description, true);
		$this->metatag_keywords 	= json_decode($main->metatag_keywords, true);
		$this->metatags			    = json_decode($main->metatags, true);
		$this->favicon			    = $main->favicon;

		$this->decimal_separator    = $main->decimal_separator;
		$this->thousands_separator	= $main->thousands_separator;
		$this->currency             = $main->currency;
		$this->size_unit            = $main->size_unit;
		$this->weight_unit          = $main->weight_unit;

        $this->shop_logo                        = $main->shop_logo;
        $this->shop_address                     = json_decode($main->shop_address, true);
        $this->shop_legal_info                  = json_decode($main->shop_legal_info, true);
        $this->shop_purchase_conditions_path    = $main->shop_purchase_conditions_path;

		$this->mail_mailer		            = $main->mail_mailer;
		$this->mail_server		            = $main->mail_server;
		$this->mail_port		            = $main->mail_port;
        $this->mail_security	            = $main->mail_security;
        $this->mail_ignore_ssl_security	    = $main->mail_ignore_ssl_security;
		$this->mail_user		            = $main->mail_user;
		$this->mail_address		            = $main->mail_address;
        $this->mail_password	            = $main->mail_password;
		
		$this->theme			= $main->theme;
		$this->theme_options	= json_decode($main->theme_options);

        $this->aliases          = json_decode($main->aliases, true);
		
		$this->contact_emails	= mb_unserialize($main->contact_emails);
		if(!is_array($this->contact_emails))
        {
            $this->contact_emails = array();
        }
				
		if(!is_array($this->languages))
        {
            $this->languages = array();
        }
		$this->languages_list	= array_keys($this->languages);
		
		date_default_timezone_set($this->default_timezone);
	}
	
	public function load_from_post()
	{
        global $theme;
        global $purifier;

		$ws_theme = $theme;
		if($this->theme != $theme->name)
		{
			$ws_theme = new theme();
			$ws_theme->load($this->theme);
		}

		$this->name				= $purifier->purify($_REQUEST['title']);
		
		$this->protocol			= $_REQUEST['protocol'];
		$this->subdomain		= $_REQUEST['subdomain'];
		$this->domain			= $_REQUEST['domain'];				
		$this->folder			= $_REQUEST['folder'];
        $this->word_separator	= $_REQUEST['word_separator'];

        $this->redirect_to		    = $_REQUEST['redirect_to'];
        $this->wrong_path_action    = $_REQUEST['wrong_path_action'];
        $this->wrong_path_redirect  = $_REQUEST['wrong_path_redirect'];
        $this->empty_path_action    = $_REQUEST['empty_path_action'];

        $this->date_format		= $_REQUEST['date_format'];
		$this->tinymce_css		= $_REQUEST['tinymce_css'];
		$this->resize_uploaded_images = intval($_REQUEST['resize_uploaded_images']);

        $this->comments_enabled_for         =   intval($_REQUEST['comments_enabled_for']);
        $this->comments_default_moderator   =   $_REQUEST['comments_default_moderator'];
		$this->share_files_media_browser    =   intval($_REQUEST['share_files_media_browser']);
		$this->page_cache                   =   ($_REQUEST['page_cache']=='1'? 1 : 0);

		$this->tracking_scripts             = $_REQUEST['tracking_scripts'];
		$this->additional_scripts           = $_REQUEST['additional_scripts'];
		$this->additional_styles            = $_REQUEST['additional_styles'];

		if(empty($_REQUEST['homepage_from_structure']))
        {
            $this->homepage			= $_REQUEST['homepage'];
        }

		$this->permission		= intval($_REQUEST['permission']);
		$this->default_timezone	= $_REQUEST['default_timezone'];
		
		$this->mail_mailer		= $_REQUEST['mail_mailer'][0];
		$this->mail_server		= $_REQUEST['mail_server'];
		$this->mail_port		= intval($_REQUEST['mail_port']);
        $this->mail_security	= intval($_REQUEST['mail_security']);
        $this->mail_ignore_ssl_security = ($_REQUEST['mail_ignore_ssl_security']=='1'? 1 : 0);
		$this->mail_user		= $_REQUEST['mail_user'];
		$this->mail_address		= $_REQUEST['mail_address'];

		if(!empty($_REQUEST['mail_password']))
        {
            $this->mail_password	= $_REQUEST['mail_password'];
        }

		$ce	= explode("\n", $_REQUEST['contact_emails']);
			
		$this->contact_emails = array();
		foreach($ce as $cemail)
		{
			$cemail = trim($cemail);
			if(empty($cemail))
            {
                continue;
            }
			$this->contact_emails[] = $cemail;
		}
		
		$this->favicon	= intval($_REQUEST['website-favicon']);

        $this->decimal_separator = $_REQUEST['website-decimal_separator'];
        $this->thousands_separator = $_REQUEST['website-thousands_separator'];
        $this->currency = $_REQUEST['website-default_currency'];
        $this->size_unit = $_REQUEST['website-default_size_unit'];
        $this->weight_unit = $_REQUEST['website-default_weight_unit'];

        // languages and locales
        $this->languages = array();
        $this->languages_published = array();

        $language_ids = array_values($_REQUEST['language-id']);
        $language_variants = array_values($_REQUEST['language-variant-code']);
        $language_locales = array_values($_REQUEST['language-locale']);
        $language_published = array_values($_REQUEST['language-published']);

        for($li=0; $li < count($language_ids); $li++)
        {
            $variant = trim($language_variants[$li]);
            $code = $language_ids[$li];
            if(!empty($variant))
            {
                $code .= '_'.$variant;
            }

            $this->languages[$code] = array(
                'language' => $language_ids[$li],
                'variant' => $variant,
                'code' => $code,
                'system_locale' => $language_locales[$li]
            );

            $this->languages_published[] = ($language_published[$li]=='1'? $code : '');
        }

        // website metatags
        $this->metatag_title_order = $_REQUEST['metatag_title_order'];
        $this->metatag_description = array();
        $this->metatag_keywords = array();
        $this->metatags = array();

        foreach($this->languages as $language)
        {
            $lcode = $language['code'];
            $this->metatag_description[$lcode]	= $_REQUEST['metatag_description-'.$lcode];
            $this->metatag_keywords[$lcode]	= $_REQUEST['metatag_keywords-'.$lcode];
            $this->metatags[$lcode]	= $_REQUEST['metatags-'.$lcode];
        }

        // website aliases
        $this->aliases = array();
        if(empty($_POST['website-aliases-alias']))
        {
            $_POST['website-aliases-alias'] = array();
        }

        foreach($_POST['website-aliases-alias'] as $key => $value)
        {
            $value = trim($value);
            if(!empty($value))
            {
                $value_real = trim($_POST['website-aliases-real'][$key]);
                if(!empty($value_real))
                {
                    $this->aliases[$value] = $value_real;
                }
            }
        }

        $this->theme_options = array();

        // theme style (common property)
        $this->theme_options['style'] = $_REQUEST['property-style'];

        if(!empty($ws_theme->options))
        {
            foreach($ws_theme->options as $theme_option)
            {
                // get property info
                $property = new property();
                $property->load_from_theme($theme_option, NULL, NULL, NULL, $this->id);

                $value = '';

                switch($property->type)
                {
                    case 'text':
                    case 'textarea':
                    case 'rich_textarea':
                        // multilang
                        $value = array();
                        if(!is_array($this->languages_list))
                        {
                            $this->languages_list = array();
                        }

                        foreach($this->languages_list as $lang)
                        {
                            $value[$lang] = $_REQUEST['property-'.$theme_option->id.'-'.$lang];
                        }
                        break;

                    case 'link':
                        // multilang and title+link
                        $value = array();
                        foreach($this->languages_list as $lang)
                        {
                            $value[$lang] = $_REQUEST['property-'.$theme_option->id.'-'.$lang.'-link'].'##'.$_REQUEST['property-'.$theme_option->id.'-'.$lang.'-title'];
                        }
                        break;

                    case 'date':
                    case 'datetime':
                        $value = core_date2ts($_REQUEST['property-'.$theme_option->id]);
                        break;

                    case 'moption':
                        $value = implode(',', $_REQUEST['property-'.$theme_option->id]);
                        break;

                    case 'coordinates':
                        $value = $_REQUEST['property-'.$theme_option->id.'-latitude'].'#'.$_REQUEST['property-'.$theme_option->id.'-longitude'];
                        break;

                    case 'decimal':
                        $value = $_REQUEST['property-'.$theme_option->id];
                        $value = core_string2decimal($value);
                        break;

                    default:
                        // direct value
                       $value = $_REQUEST['property-'.$theme_option->id];
                }

                $this->theme_options[$theme_option->id] = $value;
            }
        }

        // shop information
        $this->shop_logo            = $_REQUEST['website-shop_logo'];
        $this->shop_purchase_conditions_path = $_REQUEST['website-shop_purchase_conditions_path'];

        $this->shop_address = array();
        $this->shop_legal_info = array();

        foreach($this->languages as $language)
        {
            $lcode = $language['code'];

            $this->shop_address[$lcode]     = $_REQUEST['website-shop_address-'.$lcode];
            $this->shop_legal_info[$lcode]  = $_REQUEST['website-shop_legal_info-'.$lcode];
        }
	}
		
	public function save()
	{
		if(!empty($this->id))
        {
            return $this->update();
        }
		else
        {
            return $this->insert();
        }
	}
	
	public function delete($delete_related_content=true)
	{
		global $DB;
		global $events;

        $affected_rows = 0;

        set_time_limit(0);

		if(!empty($this->id))
        {
            if ($delete_related_content)
            {
                // delete all content related to the website
                // EXCEPTION: webusers, as they may be shared between websites
                $tables = array(
                    'nv_comments',              // comments
                    'nv_extensions',            // extensions settings
                    'nv_notes',                 // notes
                    'nv_paths',                 // paths
                    'nv_properties',            // custom properties definitions
                    'nv_properties_items',      // custom properties values
                    'nv_templates',             //  templates
                    'nv_webuser_votes',         //  webusers votes
                    'nv_webuser_favorites',     //  webusers favorites
                    'nv_blocks',                //  blocks
                    'nv_items',                 //  elements
                    'nv_feeds',                 //  feeds
                    'nv_structure',             //  structure
                    'nv_webdictionary',         //  web dictionary
                    'nv_webdictionary_history', // web dictionary history
                    'nv_backups',               // backups
                    'nv_files',                 // files & folders
                );

                foreach ($tables as $table)
                {
                    $DB->execute('
                        DELETE FROM ' . $table . '
                         WHERE website = ' . intval($this->id) . '
                    ');
                }

                // remove ALL files associated to the website
                // including: images, documents, thumbnails, backups, cache, custom templates...
                core_remove_folder(NAVIGATE_PRIVATE . '/' . $this->id);
            }

            // remove all associated website notes
            grid_notes::remove_all('website', $this->id);

            // finally delete the website entry
            $DB->execute('
			    DELETE FROM nv_websites
				 WHERE id = ' . intval($this->id) . '
				 LIMIT 1
            ');

            $affected_rows = $DB->get_affected_rows();

            // if allowed, send statistics to navigatecms.com
            if (NAVIGATECMS_STATS)
            {
                global $user;
                @core_curl_post(
                    'http://statistics.navigatecms.com/website/remove',
                    array(
                        'name'            => $this->name,
                        'ip'              => $_SERVER['SERVER_ADDR'],
                        'website_id'      => $this->id,
                        'url'             => $this->absolute_path(),
                        'folder'          => $this->folder,
                        'word_separator'  => $this->word_separator,
                        'homepage'        => $this->homepage,
                        'theme'           => $this->theme,
                        'emails'          => serialize($this->contact_emails),
                        'languages'       => serialize($this->languages_published),
                        'permission'      => $this->permission,
                        'author_name'     => $user->username,
                        'author_email'    => $user->email,
                        'author_language' => $user->language
                    ),
                    NULL,
                    10,
                    'post'
                );
            }

            if(method_exists($events, 'trigger'))
            {
                $events->trigger(
                    'website',
                    'delete',
                    array(
                        'website' => $this
                    )
                );
            }
        }
		
		return $affected_rows;
	}
	
	public function insert()
	{
		global $DB;
        global $events;

		$ok = $DB->execute('
		    INSERT INTO nv_websites
            (	id, name, protocol, subdomain, domain, folder, redirect_to, 
            	wrong_path_action, wrong_path_redirect, empty_path_action,
                languages, languages_published, aliases,
                word_separator, date_format, tinymce_css, resize_uploaded_images,
                comments_enabled_for, comments_default_moderator, share_files_media_browser, page_cache,
                tracking_scripts, additional_scripts, additional_styles, permission,
                mail_mailer, mail_server, mail_port, mail_security, mail_ignore_ssl_security, mail_user, mail_address, mail_password, 
                contact_emails, homepage, default_timezone, 
                metatag_title_order, metatag_description, metatag_keywords, metatags,
                favicon, decimal_separator, thousands_separator, currency, size_unit, weight_unit,
                shop_logo, shop_address, shop_legal_info, shop_purchase_conditions_path,
                theme, theme_options, block_types
            )
            VALUES
            ( 0,
              :name,
              :protocol,
              :subdomain,
              :domain,
              :folder,
              :redirect_to,
              :wrong_path_action,
              :wrong_path_redirect,
              :empty_path_action,
              :languages,
              :languages_published,
              :aliases,
              :word_separator,
              :date_format,
              :tinymce_css,
              :resize_uploaded_images,
              :comments_enabled_for,
              :comments_default_moderator,
              :share_files_media_browser,
              :page_cache,
              :tracking_scripts,
              :additional_scripts,
              :additional_styles,
              :permission,
              :mail_mailer,
              :mail_server,
              :mail_port,
              :mail_security,
              :mail_ignore_ssl_security,
              :mail_user,
              :mail_address,
              :mail_password,
              :contact_emails,
              :homepage,
              :default_timezone,
              :metatag_title_order,
              :metatag_description,
              :metatag_keywords,
              :metatags,
              :favicon,
              :decimal_separator, 
              :thousands_separator, 
              :currency, 
              :size_unit, 
              :weight_unit,              
              :shop_logo,
              :shop_address,
              :shop_legal_info,
              :shop_purchase_conditions_path,
              :theme,
              :theme_options,
              :block_types
            )',
			array(
				":name" => value_or_default($this->name, ""),
				":protocol" => value_or_default($this->protocol, "http://"),
				":subdomain" => value_or_default($this->subdomain, ""),
				":domain" => value_or_default($this->domain, ""),
				":folder" => value_or_default($this->folder, ""),
				":redirect_to" => value_or_default($this->redirect_to, ""),
				":wrong_path_action" => value_or_default($this->wrong_path_action, 'blank'),
				":wrong_path_redirect" => value_or_default($this->wrong_path_redirect, ''),
				":empty_path_action" => value_or_default($this->empty_path_action, 'homepage_redirect'),
				":languages" => (is_array($this->languages)? serialize($this->languages) : $this->languages),
				":languages_published" => (is_array($this->languages_published)? serialize($this->languages_published) : $this->languages_published),
                ":aliases" => json_encode($this->aliases),
                ":word_separator" => value_or_default($this->word_separator, "-"),
                ":date_format" => $this->date_format,
				":tinymce_css" => value_or_default($this->tinymce_css, ''),
				":resize_uploaded_images" => value_or_default($this->resize_uploaded_images, 0),
				":comments_enabled_for" => value_or_default($this->comments_enabled_for, 0),
				":comments_default_moderator" => value_or_default($this->comments_default_moderator, ''),
				":share_files_media_browser" => value_or_default($this->share_files_media_browser, 0),
				":page_cache" => value_or_default($this->page_cache, 0),
				":tracking_scripts" => value_or_default($this->tracking_scripts, ''),
				":additional_scripts" => value_or_default($this->additional_scripts, ''),
				":additional_styles" => value_or_default($this->additional_styles, ''),
				":permission" => $this->permission,
				":mail_mailer" => value_or_default($this->mail_mailer, ''),
				":mail_server" => value_or_default($this->mail_server, ''),
				":mail_port" => value_or_default($this->mail_port, 25),
				":mail_security" => value_or_default($this->mail_security, 0),
				":mail_ignore_ssl_security" => value_or_default($this->mail_ignore_ssl_security, 0),
				":mail_user" => value_or_default($this->mail_user, ''),
				":mail_address" => value_or_default($this->mail_address, ''),
				":mail_password" => value_or_default($this->mail_password, ''),
				":contact_emails" => serialize($this->contact_emails),
				":homepage" => value_or_default($this->homepage, ''),
				":default_timezone" => value_or_default($this->default_timezone, ''),
				":metatag_title_order" => value_or_default($this->metatag_title_order, 'website | category | section'),
				":metatag_description" => json_encode($this->metatag_description),
				":metatag_keywords" => json_encode($this->metatag_keywords),
				":metatags" => json_encode($this->metatags),
				":favicon" => value_or_default($this->favicon, 0),
                ":decimal_separator" => value_or_default($this->decimal_separator, '.'),
                ":thousands_separator" => value_or_default($this->thousands_separator, ""),
                ":currency" => value_or_default($this->currency, "dollar"),
                ":size_unit" => value_or_default($this->size_unit, 'cm'),
                ":weight_unit" => value_or_default($this->weight_unit, "g"),
				":shop_logo" => value_or_default($this->shop_logo, 0),
				":shop_address" => json_encode(value_or_default($this->shop_address, "")),
				":shop_legal_info" => json_encode(value_or_default($this->shop_legal_info, "")),
				":shop_purchase_conditions_path" => value_or_default($this->shop_purchase_conditions_path, ""),
				":theme" => value_or_default($this->theme, ''),
				":theme_options" => json_encode($this->theme_options),
                ":block_types" => ""
			)
        );
		
		if(!$ok)
        {
            throw new Exception($DB->get_last_error());
        }
		
		// finally we create the private folder
		$this->id = $DB->get_last_id();
		
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id, 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/files', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/templates', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/thumbnails', 0744, true);
		@mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/webgets', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/backups', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/cache', 0744, true);

        if(method_exists($events, 'trigger'))
        {
            $events->trigger(
                'website',
                'insert',
                array(
                    'website' => $this
                )
            );
        }

		// if allowed, send statistics to navigatecms.com
		if(NAVIGATECMS_STATS)
		{
			global $user;
			@core_curl_post(
                'http://statistics.navigatecms.com/website/new',
                array(
                    'name' => $this->name,
                    'ip' => $_SERVER['SERVER_ADDR'],
                    'website_id' => $this->id,
                    'url' => $this->absolute_path(),
                    'folder' => $this->folder,
                    'word_separator' => $this->word_separator,
                    'homepage' => $this->homepage,
                    'theme' => $this->theme,
                    'emails' => serialize($this->contact_emails),
                    'languages' => serialize($this->languages_published),
                    'permission' => $this->permission,
                    'author_name' => $user->username,
                    'author_email' => $user->email,
                    'author_language' => $user->language
                ),
				NULL,
				10,
				'post'
            );
		}
		
		return true;
	}	
	
	public function update()
	{
		global $DB;
		global $events;

        $ok = $DB->execute('
            UPDATE nv_websites
                SET
                    name	=   ?,
                    protocol =  ?,
                    subdomain = ?,
                    domain	=   ?,
                    folder	=   ?,
                    redirect_to = ?,
                    wrong_path_action = ?,
                    wrong_path_redirect = ?,
                    empty_path_action = ?,
                    languages = ?,
                    languages_published = ?,
                    aliases = ?,
                    word_separator = ?,
                    date_format = ?,
                    tinymce_css = ?,
                    resize_uploaded_images = ?,
                    comments_enabled_for = ?,
					comments_default_moderator = ?,
					share_files_media_browser = ?,
					page_cache = ?,
                    tracking_scripts = ?,
                    additional_scripts = ?,
                    additional_styles = ?,
                    permission = ?,
                    mail_mailer = ?,
                    mail_server = ?,
                    mail_port = ?,
                    mail_security = ?,
                    mail_ignore_ssl_security = ?,
                    mail_user = ?,
                    mail_address = ?,
                    mail_password = ?,
                    contact_emails = ?,
                    homepage = ?,
                    default_timezone = ?,
                    metatag_title_order = ?,
                    metatag_description = ?,
                    metatag_keywords = ?,
                    metatags = ?,
                    favicon = ?,
                    decimal_separator = ?,
                    thousands_separator = ?,
                    currency = ?,
                    size_unit = ?,
                    weight_unit = ?,
                    shop_logo = ?,
                    shop_address = ?,
                    shop_legal_info = ?,
                    shop_purchase_conditions_path = ?,
                    theme = ?,
                    theme_options = ?
                WHERE id = '.$this->id,
            array(
                value_or_default($this->name, ""),
                value_or_default($this->protocol, "http://"),
                value_or_default($this->subdomain, ""),
                value_or_default($this->domain, ""),
                value_or_default($this->folder, ""),
                value_or_default($this->redirect_to, ""),
                value_or_default($this->wrong_path_action, "blank"),
                value_or_default($this->wrong_path_redirect, ""),
                value_or_default($this->empty_path_action, "homepage_redirect"),
                (is_array($this->languages)? serialize($this->languages) : $this->languages),
				(is_array($this->languages_published)? serialize($this->languages_published) : $this->languages_published),
                json_encode($this->aliases),
                value_or_default($this->word_separator, "-"),
                $this->date_format,
                value_or_default($this->tinymce_css, ""),
                $this->resize_uploaded_images,
                $this->comments_enabled_for,
                $this->comments_default_moderator,
                $this->share_files_media_browser,
                value_or_default($this->page_cache, 0),
                $this->tracking_scripts,
                $this->additional_scripts,
                $this->additional_styles,
                $this->permission,
                value_or_default($this->mail_mailer, ""),
                value_or_default($this->mail_server, ""),
                value_or_default($this->mail_port, 25),
                value_or_default($this->mail_security, 0),
                value_or_default($this->mail_ignore_ssl_security, 0),
                value_or_default($this->mail_user, ""),
                value_or_default($this->mail_address, ""),
                value_or_default($this->mail_password, ""),
                serialize($this->contact_emails),
                $this->homepage,
                $this->default_timezone,
                value_or_default($this->metatag_title_order, 'website | category | section'),
                json_encode($this->metatag_description),
                json_encode($this->metatag_keywords),
                json_encode($this->metatags),
                value_or_default($this->favicon, 0),
                value_or_default($this->decimal_separator, '.'),
                value_or_default($this->thousands_separator, ""),
                value_or_default($this->currency, "dollar"),
                value_or_default($this->size_unit, 'cm'),
                value_or_default($this->weight_unit, "g"),
                value_or_default($this->shop_logo, 0),
                json_encode(value_or_default($this->shop_address, "")),
                json_encode(value_or_default($this->shop_legal_info, "")),
                value_or_default($this->shop_purchase_conditions_path, ""),
                value_or_default($this->theme, ""),
                json_encode($this->theme_options)
            )
        );

		if(!$ok)
        {
            throw new Exception($DB->get_last_error());
        }

		// try to create any missing folder
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id, 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/files', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/templates', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/thumbnails', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/webgets', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/backups', 0744, true);
        @mkdir(NAVIGATE_PRIVATE.'/'.$this->id.'/cache', 0744, true);

        if(method_exists($events, 'trigger'))
        {
            $events->trigger(
                'website',
                'save',
                array(
                    'website' => $this
                )
            );
        }

		// if allowed, send statistics to navigatecms.com
		if(NAVIGATECMS_STATS)
		{
			global $user;
			@core_curl_post(
                'http://statistics.navigatecms.com/website/update',
                array(
                    'ip' => $_SERVER['SERVER_ADDR'],
                    'website_id' => $this->id,
                    'name' => $this->name,
                    'url' => $this->absolute_path(),
                    'folder' => $this->folder,
                    'word_separator' => $this->word_separator,
                    'homepage' => $this->homepage,
                    'theme' => $this->theme,
                    'emails' => serialize($this->contact_emails),
                    'languages' => serialize($this->languages_published),
                    'permission' => $this->permission,
                    'author_name' => $user->username,
                    'author_email' => $user->email,
                    'author_language' => $user->language
                ),
				NULL,
				10,
				'post'
            );
		}

		return true;
	}

    function create_default()
    {
        global $DB;
        global $user;

        // check if there are really NO websites
        $test = $DB->query_single('id', 'nv_websites');
        if(!empty($test))
        {
            //header('location: '.NAVIGATE_MAIN.'?logout');
            //core_terminate();
            $this->load();
            return $this;
        }

        $url = NAVIGATE_URL;
        $url = parse_url($url);

        // do we have a subdomain in the url?
        if(preg_match("/^([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])){3}$/", $url['host']))
        {
            $domain = $url['host'];
            $subdomain = '';
        }
        else
        {
            $host = explode('.', $url['host']);

            $domain = array_pop($host);
            if(!empty($host))
            {
                $domain = array_pop($host) . '.' . $domain;
            }

            $subdomain = implode('.', $host);
        }

        // navigate url --> default folder
        // http://localhost/navigate            -->     (empty)
        // http://www.domain.com/test/navigate  -->     /test
        // http://192.168.0.1/foo/foo2/navigate -->     /foo/foo2

        $folder = dirname($url['path']);
        if($folder=='/' || $folder=='\\')
        {
            $folder = '';
        }

        $this->name				= APP_OWNER;

        $this->protocol			= "http://";
        $this->subdomain		= $subdomain;
        $this->domain			= $domain;
        $this->folder			= $folder;
        $this->redirect_to      = '';
        $this->word_separator   = '-';
        $this->date_format		= 'Y/m/d';
        $this->homepage			= '/en/home';
        $this->permission		= 0;
        $this->default_timezone	= 'UTC';
        $this->contact_emails   = $user->email;

        // languages and locales
        $this->languages = array();
        $this->languages_published = array();

        $this->languages = array(
	        'en' => array(
	            'language' => 'en',
	            'variant' => '',
	            'code' => 'en',
	            'system_locale' => 'en_US.utf8'
	        )
        );

	    $this->languages_published = array('en');

        $this->aliases = array();
        $this->theme_options = array();

        $this->insert();

	    // add the just created website to user allowed websites (if he has a restricted list of sites)
	    if(!empty($user->websites))
	    {
		    $user->websites[] = $this->id;
		    $user->save();
	    }

        return true;
    }

	function language_compare($a, $b)
	{
		if(array_search($a->code, $this->languages_list) < array_search($b->code, $this->languages_list))
        {
            return -1;
        }
		else
        {
            return 1;
        }
	}
	
	function absolute_path($folder=true)
	{	
		$nvweb_absolute = (empty($this->protocol)? 'http://' : $this->protocol);

		if(!empty($this->subdomain))
        {
            $nvweb_absolute .= $this->subdomain.'.';
        }

        $nvweb_absolute .= $this->domain;

		if(!empty($folder))
        {
            $nvweb_absolute .= $this->folder;
        }

		return $nvweb_absolute;
	}
	
	function current_time()
	{
		$utc = core_time();
		
		$utc_timezone = new DateTimeZone('UTC');
		$utc_time = new DateTime('now', $utc_timezone);
		$website_timezone = new DateTimeZone($this->default_timezone);
		//$website_time = new DateTime('now', $website_timezone);

	    $offset = $website_timezone->getOffset($utc_time);
   		$ts = $utc + $offset;

		return $ts;
	}

    public function languages()
    {
        $options = array();
        foreach($this->languages_list as $active_language_code)
        {
            $options[$active_language_code] = language::name_by_code($active_language_code);
        }

        return $options;
    }

    public function content_stylesheets($format='tinymce', $name='content', $merge=false, $ws_theme=null)
    {
        global $theme;

        if(empty($ws_theme))
        {
		    $ws_theme = $theme;

            if($this->theme != $theme->name)
            {
                $ws_theme = new theme();
                $ws_theme->load($this->theme);
            }
        }

        // determine stylesheets for content (website > theme + default navigate cms)
        $content_css = array();

        if(defined('NAVIGATE_URL'))
        {
            $content_css[] = NAVIGATE_URL . '/css/tools/tinymce.defaults.css';
        }
        else
        {
            $content_css[] = '/css/tools/tinymce.defaults.css';
        }

        // deprecated field (will be removed at some point)
        if(!empty($this->tinymce_css))
        {
            $content_css[] = $this->tinymce_css.'?bogus='.time();
        }

        if(!empty($this->theme) && !empty($ws_theme))
        {
            $style = "";
            if(isset($this->theme_options->style))
            {
                $style = @$this->theme_options->style;
            }

			if(empty($style))
			{
				$theme_styles = get_object_vars($ws_theme->styles);
				$theme_styles = array_values($theme_styles);
				$style = $theme_styles[0]->name;
			}

	        if(($name=='content_selectable' && !isset($ws_theme->styles->$style->$name)) || empty($name))
            {
                $name = 'content';
            }

            if(!empty($style) && !empty($ws_theme->styles->$style->$name))
            {
                $style_content_css = explode(',', $ws_theme->styles->$style->$name);
                foreach($style_content_css as $scc)
                {
                    if(strpos($scc, 'http')===false && defined('NAVIGATE_URL'))
                    {
                        $content_css[] = NAVIGATE_URL.'/themes/'.$this->theme.'/'.$scc.'?bogus='.time();
                    }
                    else
                    {
                        $content_css[] = $scc;
                    }
                }
            }
        }

	    $merge = false; // MERGE option is not completely developed
	    if($merge)
	    {
		    /*
		    $css_merged_rules = '';
		    $css_merged_file = 'cache/'.$website->id.'/editor_css.'.md5(json_encode($content_css)).'.css';

		    foreach($content_css as $csa)
            {
	            $css_rules = @file_get_contents($csa);
                $css_merged_rules .= $css_rules;
            }

		    mkdir(NAVIGATE_PATH.'/cache/'.$website->id, 0744, true);

		    file_put_contents(NAVIGATE_PATH.'/'.$css_merged_file, $css_merged_rules);

		    if(!empty($css_merged))
		    {
			    if($format=='link_tag')
				    $content_css = '<link rel="stylesheet" type="text/css" href="'.NAVIGATE_URL.'/'.$css_merged_file.'" />'."\n";
			    else
				    $content_css = NAVIGATE_URL.'/'.$css_merged_file;
		    }
		    else
			    $content_css = '';
		    */
	    }
		else
		{
			if($format=='link_tag')
            {
	            $content_html = '';
	            foreach($content_css as $csa)
	            {
	                if(!empty($csa))
                    {
                        $content_html .= '<link rel="stylesheet" type="text/css" href="'.trim($csa).'" />'."\n";
                    }
	            }

	            $content_css = $content_html;
	        }
	        else if($format=='array')
            {
	            // do nothing, already an array
            }
	        else
            {
                $content_css = implode(',', $content_css);
            }
        }

        return $content_css;
    }

    public function purge_cache()
    {
        // thumbnails
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/thumbnails/*x*');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }

        // feeds
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/cache/*.feed');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }

        $this->purge_pages_cache();
    }

    public function purge_pages_cache()
    {
        $files = glob(NAVIGATE_PRIVATE . '/'.$this->id.'/cache/*.page');
        for($t=0; $t < count($files); $t++)
        {
            @unlink($files[$t]);
        }
    }

    public function bind_events()
    {
        global $events;

        $events->bind('website', 'save', 'website', array($this, 'purge_cache'));
        // note: on delete event is not necessary to purge cache, as the whole private folder is removed

        $events->bind('item', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('item', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('block', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('block', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('structure', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('structure', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('feed', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('feed', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('comment', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('comment', 'delete', 'website', array($this, 'purge_cache'));

        $events->bind('product', 'save', 'website', array($this, 'purge_cache'));
        $events->bind('product', 'delete', 'website', array($this, 'purge_cache'));
    }

    // check if we need to execute any programmed event
    public function cron()
    {
        global $current;
        global $events;

        $website_cron_path = NAVIGATE_PRIVATE . '/'.$this->id.'/cache/website.cron';

        $last_cron = null;
        if(file_exists($website_cron_path))
        {
            $last_cron = file_get_contents($website_cron_path);
        }

        // we only run the following checks once a minute (on the next visit)
        // when was the last cron execution?
        if(is_null($last_cron))
        {
            file_put_contents($website_cron_path, core_time());
        }
        else if(($last_cron + 60 < core_time()))
        {
            // if cache is enabled and there was a programmed publication (item, structure, block, product) since the last visit or cron execution
            // then purge the cache
            if($current['pagecache_enabled'])
            {
                $next_change = $this->find_next_publication_event_time($last_cron);
                if(!empty($next_change))
                {
                    if($next_change < core_time()) // the change had to happen since the last cron execution?
                    {
                        $this->purge_cache();
                    }
                    // else, the change will happen at a later time, the current cache is still valid
                }
            }

            // remove very old PHP session files (TODO: that should be executed once a day, not every minute)
            core_remove_sessions(365); // 365 days

            $events->trigger('website', 'cron', array());

            file_put_contents($website_cron_path, core_time());
        }
    }

    public function find_next_publication_event_time($from_time=null)
    {
        global $DB;

        $next_change = PHP_INT_MAX; // set the largest integer, a very very far date in the future

        // item: date_published

        if(is_null($from_time))
        {
            $from_time = core_time();
        }

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_items
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        $rsnc = intval($rsnc[0]);

        if(!empty($rsnc))
        {
            $next_change = $rsnc;
        }

        // item: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_items
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }

        // structure: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_structure
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // structure: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_structure
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // block: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_blocks
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // block: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_blocks
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // product: date_published

        $DB->query('
            SELECT MIN(date_published) AS next_change 
            FROM nv_products
            WHERE website = '.$this->id.' AND (date_published > '.$from_time.')
            ORDER BY date_published ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }


        // product: date_unpublish

        $DB->query('
            SELECT MIN(date_unpublish) AS next_change 
            FROM nv_products
            WHERE website = '.$this->id.' AND (date_unpublish > '.$from_time.')
            ORDER BY date_unpublish ASC
            LIMIT 1
        ');

        $rsnc = $DB->result('next_change');
        if($next_change > intval($rsnc[0]) && !empty($rsnc[0]))
        {
            $next_change = intval($rsnc[0]);
        }

        if(!$next_change || $next_change == PHP_INT_MAX)
        {
            $next_change = 0;
        } // no publication event found!

        return $next_change;
    }

    public function backup($type='json')
    {
        global $DB;
        global $website;

        $out = array();

        $DB->query('SELECT * FROM nv_websites WHERE id = '.intval($website->id), 'object');

        if($type='json')
        {
            $out = json_encode($DB->result());
        }

        return $out;
    }

    public function windows_locales()
    {
        global $session;

        // http://www.microsoft.com/resources/msdn/goglobal/default.mspx?submitted=3409&OS=Windows+Vista
        $win_loc = '{   "af":{"id":"0x0036","lang_name":"Afrikaans","country":"ZAF","locale":"AFK_ZAF"},
                        "af-ZA":{"id":"0x0436","lang_name":"Afrikaans","country":"ZAF","locale":"AFK_ZAF"},
                        "sq":{"id":"0x001C","lang_name":"Albanian","country":"ALB","locale":"SQI_ALB"},
                        "sq-AL":{"id":"0x041C","lang_name":"Albanian","country":"ALB","locale":"SQI_ALB"},
                        "gsw":{"id":"0x0084","lang_name":"Alsatian","country":"FRA","locale":"GSW_FRA"},
                        "gsw-FR":{"id":"0x0484","lang_name":"Alsatian","country":"FRA","locale":"GSW_FRA"},
                        "am":{"id":"0x005E","lang_name":"Amharic","country":"ETH","locale":"AMH_ETH"},
                        "am-ET":{"id":"0x045E","lang_name":"Amharic","country":"ETH","locale":"AMH_ETH"},
                        "ar":{"id":"0x0001","lang_name":"Arabic","country":"SAU","locale":"ARA_SAU"},
                        "ar-DZ":{"id":"0x1401","lang_name":"Arabic","country":"DZA","locale":"ARG_DZA"},
                        "ar-BH":{"id":"0x3C01","lang_name":"Arabic","country":"BHR","locale":"ARH_BHR"},
                        "ar-EG":{"id":"0x0C01","lang_name":"Arabic","country":"EGY","locale":"ARE_EGY"},
                        "ar-IQ":{"id":"0x0801","lang_name":"Arabic","country":"IRQ","locale":"ARI_IRQ"},
                        "ar-JO":{"id":"0x2C01","lang_name":"Arabic","country":"JOR","locale":"ARJ_JOR"},
                        "ar-KW":{"id":"0x3401","lang_name":"Arabic","country":"KWT","locale":"ARK_KWT"},
                        "ar-LB":{"id":"0x3001","lang_name":"Arabic","country":"LBN","locale":"ARB_LBN"},
                        "ar-LY":{"id":"0x1001","lang_name":"Arabic","country":"LBY","locale":"ARL_LBY"},
                        "ar-MA":{"id":"0x1801","lang_name":"Arabic","country":"MAR","locale":"ARM_MAR"},
                        "ar-OM":{"id":"0x2001","lang_name":"Arabic","country":"OMN","locale":"ARO_OMN"},
                        "ar-QA":{"id":"0x4001","lang_name":"Arabic","country":"QAT","locale":"ARQ_QAT"},
                        "ar-SA":{"id":"0x0401","lang_name":"Arabic","country":"SAU","locale":"ARA_SAU"},
                        "ar-SY":{"id":"0x2801","lang_name":"Arabic","country":"SYR","locale":"ARS_SYR"},
                        "ar-TN":{"id":"0x1C01","lang_name":"Arabic","country":"TUN","locale":"ART_TUN"},
                        "ar-AE":{"id":"0x3801","lang_name":"Arabic","country":"ARE","locale":"ARU_ARE"},
                        "ar-YE":{"id":"0x2401","lang_name":"Arabic","country":"YEM","locale":"ARY_YEM"},
                        "hy":{"id":"0x002B","lang_name":"Armenian","country":"ARM","locale":"HYE_ARM"},
                        "hy-AM":{"id":"0x042B","lang_name":"Armenian","country":"ARM","locale":"HYE_ARM"},
                        "as":{"id":"0x004D","lang_name":"Assamese","country":"IND","locale":"ASM_IND"},
                        "as-IN":{"id":"0x044D","lang_name":"Assamese","country":"IND","locale":"ASM_IND"},
                        "az":{"id":"0x002C","lang_name":"Azeri (Latin)","country":"AZE","locale":"AZE_AZE"},
                        "az-Cyrl":{"id":"0x742C","lang_name":"Azeri (Cyrillic)","country":"AZE","locale":"AZC_AZE"},
                        "az-Cyrl-AZ":{"id":"0x082C","lang_name":"Azeri (Cyrillic)","country":"AZE","locale":"AZC_AZE"},
                        "az-Latn":{"id":"0x782C","lang_name":"Azeri (Latin)","country":"AZE","locale":"AZE_AZE"},
                        "az-Latn-AZ":{"id":"0x042C","lang_name":"Azeri (Latin)","country":"AZE","locale":"AZE_AZE"},
                        "ba":{"id":"0x006D","lang_name":"Bashkir","country":"RUS","locale":"BAS_RUS"},
                        "ba-RU":{"id":"0x046D","lang_name":"Bashkir","country":"RUS","locale":"BAS_RUS"},
                        "eu":{"id":"0x002D","lang_name":"Basque","country":"ESP","locale":"EUQ_ESP"},
                        "eu-ES":{"id":"0x042D","lang_name":"Basque","country":"ESP","locale":"EUQ_ESP"},
                        "be":{"id":"0x0023","lang_name":"Belarusian","country":"BLR","locale":"BEL_BLR"},
                        "be-BY":{"id":"0x0423","lang_name":"Belarusian","country":"BLR","locale":"BEL_BLR"},
                        "bn":{"id":"0x0045","lang_name":"Bengali","country":"IND","locale":"BNG_IND"},
                        "bn-BD":{"id":"0x0845","lang_name":"Bengali","country":"BGD","locale":"BNB_BGD"},
                        "bn-IN":{"id":"0x0445","lang_name":"Bengali","country":"IND","locale":"BNG_IND"},
                        "bs":{"id":"0x781A","lang_name":"Bosnian (Latin)","country":"BIH","locale":"BSB_BIH"},
                        "bs-Cyrl":{"id":"0x641A","lang_name":"Bosnian (Cyrillic)","country":"BIH","locale":"BSC_BIH"},
                        "bs-Cyrl-BA":{"id":"0x201A","lang_name":"Bosnian (Cyrillic)","country":"BIH","locale":"BSC_BIH"},
                        "bs-Latn":{"id":"0x681A","lang_name":"Bosnian (Latin)","country":"BIH","locale":"BSB_BIH"},
                        "bs-Latn-BA":{"id":"0x141A","lang_name":"Bosnian (Latin)","country":"BIH","locale":"BSB_BIH"},
                        "br":{"id":"0x007E","lang_name":"Breton","country":"FRA","locale":"BRE_FRA"},
                        "br-FR":{"id":"0x047E","lang_name":"Breton","country":"FRA","locale":"BRE_FRA"},
                        "bg":{"id":"0x0002","lang_name":"Bulgarian","country":"BGR","locale":"BGR_BGR"},
                        "bg-BG":{"id":"0x0402","lang_name":"Bulgarian","country":"BGR","locale":"BGR_BGR"},
                        "ca":{"id":"0x0003","lang_name":"Catalan","country":"ESP","locale":"CAT_ESP"},
                        "ca-ES":{"id":"0x0403","lang_name":"Catalan","country":"ESP","locale":"CAT_ESP"},
                        "zh":{"id":"0x7804","lang_name":"Chinese (Simplified)","country":"CHN","locale":"CHS_CHN"},
                        "zh-Hans":{"id":"0x0004","lang_name":"Chinese (Simplified)","country":"CHN","locale":"CHS_CHN"},
                        "zh-CN":{"id":"0x0804","lang_name":"Chinese (Simplified)","country":"CHN","locale":"CHS_CHN"},
                        "zh-SG":{"id":"0x1004","lang_name":"Chinese (Simplified)","country":"SGP","locale":"ZHI_SGP"},
                        "zh-Hant":{"id":"0x7C04","lang_name":"Chinese (Traditional)","country":"HKG","locale":"ZHH_HKG"},
                        "zh-HK":{"id":"0x0C04","lang_name":"Chinese (Traditional)","country":"HKG","locale":"ZHH_HKG"},
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                        "es-SV":{"id":"0x440A","lang_name":"Spanish","country":"SLV","locale":"ESE_SLV"},
                        "es-GT":{"id":"0x100A","lang_name":"Spanish","country":"GTM","locale":"ESG_GTM"},
                        "es-HN":{"id":"0x480A","lang_name":"Spanish","country":"HND","locale":"ESH_HND"},
                        "es-MX":{"id":"0x080A","lang_name":"Spanish","country":"MEX","locale":"ESM_MEX"},
                        "es-NI":{"id":"0x4C0A","lang_name":"Spanish","country":"NIC","locale":"ESI_NIC"},
                        "es-PA":{"id":"0x180A","lang_name":"Spanish","country":"PAN","locale":"ESA_PAN"},
                        "es-PY":{"id":"0x3C0A","lang_name":"Spanish","country":"PRY","locale":"ESZ_PRY"},
                        "es-PE":{"id":"0x280A","lang_name":"Spanish","country":"PER","locale":"ESR_PER"},
                        "es-PR":{"id":"0x500A","lang_name":"Spanish","country":"PRI","locale":"ESU_PRI"},
                        "es-ES":{"id":"0x0C0A","lang_name":"Spanish","country":"ESP","locale":"ESN_ESP"},
                        "es-US":{"id":"0x540A","lang_name":"Spanish","country":"USA","locale":"EST_USA"},
                        "es-UY":{"id":"0x380A","lang_name":"Spanish","country":"URY","locale":"ESY_URY"},
                        "es-VE":{"id":"0x200A","lang_name":"Spanish","country":"VEN","locale":"ESV_VEN"},
                        "sv":{"id":"0x001D","lang_name":"Swedish","country":"SWE","locale":"SVE_SWE"},
                        "sv-FI":{"id":"0x081D","lang_name":"Swedish","country":"FIN","locale":"SVF_FIN"},
                        "sv-SE":{"id":"0x041D","lang_name":"Swedish","country":"SWE","locale":"SVE_SWE"},
                        "syr":{"id":"0x005A","lang_name":"Syriac","country":"SYR","locale":"SYR_SYR"},
                        "syr-SY":{"id":"0x045A","lang_name":"Syriac","country":"SYR","locale":"SYR_SYR"},
                        "tg":{"id":"0x0028","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tg-Cyrl":{"id":"0x7C28","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tg-Cyrl-TJ":{"id":"0x0428","lang_name":"Tajik (Cyrillic)","country":"TAJ","locale":"TAJ_TAJ"},
                        "tzm":{"id":"0x005F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "tzm-Latn":{"id":"0x7C5F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "tzm-Latn-DZ":{"id":"0x085F","lang_name":"Tamazight (Latin)","country":"DZA","locale":"TZM_DZA"},
                        "ta":{"id":"0x0049","lang_name":"Tamil","country":"IND","locale":"TAM_IND"},
                        "ta-IN":{"id":"0x0449","lang_name":"Tamil","country":"IND","locale":"TAM_IND"},
                        "tt":{"id":"0x0044","lang_name":"Tatar","country":"RUS","locale":"TTT_RUS"},
                        "tt-RU":{"id":"0x0444","lang_name":"Tatar","country":"RUS","locale":"TTT_RUS"},
                        "te":{"id":"0x004A","lang_name":"Telugu","country":"IND","locale":"TEL_IND"},
                        "te-IN":{"id":"0x044A","lang_name":"Telugu","country":"IND","locale":"TEL_IND"},
                        "th":{"id":"0x001E","lang_name":"Thai","country":"THA","locale":"THA_THA"},
                        "th-TH":{"id":"0x041E","lang_name":"Thai","country":"THA","locale":"THA_THA"},
                        "bo":{"id":"0x0051","lang_name":"Tibetan","country":"CHN","locale":"BOB_CHN"},
                        "bo-CN":{"id":"0x0451","lang_name":"Tibetan","country":"CHN","locale":"BOB_CHN"},
                        "tr":{"id":"0x001F","lang_name":"Turkish","country":"TUR","locale":"TRK_TUR"},
                        "tr-TR":{"id":"0x041F","lang_name":"Turkish","country":"TUR","locale":"TRK_TUR"},
                        "tk":{"id":"0x0042","lang_name":"Turkmen","country":"TKM","locale":"TUK_TKM"},
                        "tk-TM":{"id":"0x0442","lang_name":"Turkmen","country":"TKM","locale":"TUK_TKM"},
                        "uk":{"id":"0x0022","lang_name":"Ukrainian","country":"UKR","locale":"UKR_UKR"},
                        "uk-UA":{"id":"0x0422","lang_name":"Ukrainian","country":"UKR","locale":"UKR_UKR"},
                        "hsb":{"id":"0x002E","lang_name":"Upper Sorbian","country":"GER","locale":"HSB_GER"},
                        "hsb-DE":{"id":"0x042E","lang_name":"Upper Sorbian","country":"GER","locale":"HSB_GER"},
                        "ur":{"id":"0x0020","lang_name":"Urdu","country":"PAK","locale":"URD_PAK"},
                        "ur-PK":{"id":"0x0420","lang_name":"Urdu","country":"PAK","locale":"URD_PAK"},
                        "ug":{"id":"0x0080","lang_name":"Uyghur","country":"CHN","locale":"UIG_CHN"},
                        "ug-CN":{"id":"0x0480","lang_name":"Uyghur","country":"CHN","locale":"UIG_CHN"},
                        "uz-Cyrl":{"id":"0x7843","lang_name":"Uzbek (Cyrillic)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Cyrl-UZ":{"id":"0x0843","lang_name":"Uzbek (Cyrillic)","country":"UZB","locale":"UZB_UZB"},
                        "uz":{"id":"0x0043","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Latn":{"id":"0x7C43","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "uz-Latn-UZ":{"id":"0x0443","lang_name":"Uzbek (Latin)","country":"UZB","locale":"UZB_UZB"},
                        "vi":{"id":"0x002A","lang_name":"Vietcountryse","country":"VNM","locale":"VIT_VNM"},
                        "vi-VN":{"id":"0x042A","lang_name":"Vietcountryse","country":"VNM","locale":"VIT_VNM"},
                        "cy":{"id":"0x0052","lang_name":"Welsh","country":"GBR","locale":"CYM_GBR"},
                        "cy-GB":{"id":"0x0452","lang_name":"Welsh","country":"GBR","locale":"CYM_GBR"},
                        "wo":{"id":"0x0088","lang_name":"Wolof","country":"SEN","locale":"WOL_SEN"},
                        "wo-SN":{"id":"0x0488","lang_name":"Wolof","country":"SEN","locale":"WOL_SEN"},
                        "sah":{"id":"0x0085","lang_name":"Yakut","country":"RUS","locale":"SAH_RUS"},
                        "sah-RU":{"id":"0x0485","lang_name":"Yakut","country":"RUS","locale":"SAH_RUS"},
                        "ii":{"id":"0x0078","lang_name":"Yi","country":"CHN","locale":"III_CHN"},
                        "ii-CN":{"id":"0x0478","lang_name":"Yi","country":"CHN","locale":"III_CHN"},
                        "yo":{"id":"0x006A","lang_name":"Yoruba","country":"NGA","locale":"YOR_NGA"},
                        "yo-NG":{"id":"0x046A","lang_name":"Yoruba","country":"NGA","locale":"YOR_NGA"}
                    }';

        $win_loc = json_decode($win_loc, true);

        $countries = property::countries($session['lang'], true);

        $locales = array();
        foreach($win_loc as $short => $locale)
        {
            $locales[$locale['locale']] = $locale['lang_name'].' ('.$countries[$locale['country']].') ['.$short.']';
        }

        return $locales;
    }

    public function unix_locales()
    {
        global $session;

		if(is_callable('shell_exec') && false === stripos(ini_get('disable_functions'), 'shell_exec'))
		{
        	$locales = shell_exec('locale -a');
			$tmp = explode("\n", $locales);
		}
		else
		{
			// default list of unix locales
			$locales = "aa_DJ,aa_ER,aa_ER@saaho,aa_ET,af_ZA,am_ET,an_ES,ar_AE,ar_BH,ar_DZ,ar_EG,ar_IN,ar_IQ,ar_JO,ar_KW,ar_LB,ar_LY,ar_MA,ar_OM,ar_QA,ar_SA,ar_SD,ar_SY,ar_TN,ar_YE,as_IN,ast_ES,az_AZ,be_BY,be_BY@latin,ber_DZ,ber_MA,bg_BG,bn_BD,bn_IN,bo_CN,bo_IN,bokmal,bokm,br_FR,bs_BA,byn_ER,C,ca_AD,ca_ES,ca_FR,ca_IT,catalan,crh_UA,croatian,csb_PL,cs_CZ,cv_RU,cy_GB,czech,da_DK,danish,dansk,de_AT,de_BE,de_CH,de_DE,de_LU,deutsch,dutch,dv_MV,dv_MV.utf8,dz_BT,dz_BT.utf8,eesti,el_CY,el_GR,en_AG,en_AU,en_BW,en_CA,en_DK,en_GB,en_HK,en_IE,en_IN,en_NG,en_NZ,en_PH,en_SG,en_US,en_ZA,en_ZW,es_AR,es_BO,es_CL,es_CO,es_CR,es_DO,es_EC,es_ES,es_GT,es_HN,es_MX,es_NI,es_PA,es_PE,es_PR,es_PY,es_SV,estonian,es_US,es_UY,es_VE,et_EE,eu_ES,fa_IR,fi_FI,fil_PH,finnish,fo_FO,fran栩s,fr_BE,fr_CA,fr_CH,french,fr_FR,fr_LU,fur_IT,fy_DE,fy_NL,ga_IE,galego,galician,gd_GB,german,gez_ER,gez_ET,gl_ES,greek,gu_IN,gv_GB,ha_NG,hebrew,he_IL,hi_IN,hne_IN,hr_HR,hrvatski,hsb_DE,ht_HT,hu_HU,hungarian,hy_AM,icelandic,id_ID,ig_NG,ik_CA,is_IS,italian,it_CH,it_IT,iu_CA,iw_IL,ja_JP,japanese,ka_GE,kk_KZ,kl_GL,km_KH,kn_IN,kok_IN,ko_KR,korean,ks_IN,ku_TR,kw_GB,ky_KG,lg_UG,li_BE,li_NL,lithuanian,lo_LA,lt_LT,lv_LV,mai_IN,mg_MG,mi_NZ,mk_MK,ml_IN,mn_MN,mr_IN,ms_MY,mt_MT,my_MM,nb_NO,nds_DE,nds_NL,ne_NP,nl_AW,nl_BE,nl_NL,nn_NO,no_NO,norwegian,nr_ZA,nso_ZA,nynorsk,oc_FR,om_ET,om_KE,or_IN,pa_IN,pap_AN,pa_PK,pl_PL,polish,portuguese,POSIX,ps_AF,pt_BR,pt_PT,romanian,ro_RO,ru_RU,russian,ru_UA,rw_RW,sa_IN,sc_IT,sd_IN,se_NO,shs_CA,sid_ET,si_LK,sk_SK,slovak,slovene,slovenian,sl_SI,so_DJ,so_ET,so_KE,so_SO,spanish,sq_AL,sq_MK,sr_ME,sr_RS,ss_ZA,st_ZA,sv_FI,sv_SE,swedish,ta_IN,te_IN,tg_TJ,thai,th_TH,ti_ER,ti_ET,tig_ER,tk_TM,tl_PH,tn_ZA,tr_CY,tr_TR,ts_ZA,tt_RU,turkish,ug_CN,uk_UA,ur_PK,uz_UZ,ve_ZA,vi_VN,wa_BE,wo_SN,xh_ZA,yi_US,yo_NG,zh_CN,zh_HK,zh_SG,zh_TW,zu_ZA";
			$tmp = explode(",", $locales);
		}

        $locales = array();
        $languages = language::language_names(false);
        $countries = property::countries($session['lang'], true);
        $tmp = array_filter($tmp);
        foreach($tmp as $loc)
        {
            if(in_array($loc, array('C', 'POSIX')))
            {
                continue;
            }

            if(strpos($loc, '.')===false)
            {
                if(in_array($loc.'.utf8', $tmp))
                {
                    continue;
                }
            }
            else
            {
                // there is a dot in the locale name
                $check = substr($loc, 0, strpos($loc, '.')).'.utf8';
                if(in_array($check, $tmp) && $check!=$loc)
                {
                    continue;
                }
            }

            $language = @$languages[substr($loc, 0, 2)];
            if(empty($language))
            {
                $language = '?';
            }
            $country = @$countries[substr($loc, 3,2)];
            if(!empty($country))
            {
                $country = ' ('.$country.')';
            }

            $locales[$loc] = $language.$country.' ['.$loc.']';
        }

        return $locales;
    }

	public function homepage()
	{
		// return homepage relative path depending on the active language
		global $current;

		$homepage_routes = $this->homepage_from_structure(true);    // want all possible homepage paths (language based)

		if(is_array($homepage_routes))
		{
			if(isset($current) && !empty($current['lang']))
            {
                $homepage = $homepage_routes[$current['lang']];
            }

			if(empty($homepage))
            {
                $homepage = array_shift($homepage_routes);
            }
		}
		else
        {
            $homepage = $homepage_routes;
        }

		return $homepage;
	}

    public function homepage_from_structure($all_languages=false)
    {
        $homepage_relative_url = $this->homepage;
        if(is_numeric($homepage_relative_url))
        {
            $homepage_relative_url = path::loadElementPaths('structure', $homepage_relative_url);
	        if(!$all_languages)
            {
                $homepage_relative_url = array_shift($homepage_relative_url);
            }
        }

        return $homepage_relative_url;
    }

	public static function all()
	{
		global $DB;

		$out = array();

		$DB->query("SELECT id, name FROM nv_websites ORDER BY id ASC");
		$rs = $DB->result();

		for($i=0; $i < count($rs); $i++)
		{
			$out[$rs[$i]->id] = $rs[$i]->name;
		}

		return $out;
	}

    public function quicksearch($text)
    {
        $like = ' LIKE '.protect('%'.$text.'%');

        $cols[] = 'id' . $like;
        $cols[] = 'name' . $like;
        $cols[] = 'domain' . $like;
        $cols[] = 'subdomain' . $like;

        $where = ' AND ( ';
        $where.= implode( ' OR ', $cols);
        $where .= ')';

        return $where;
    }
}

?>