WB 2.08.x

<?php

/**

 *

 * @package         framework

 * @author          Ryan Djurovich (2004-2009), WebsiteBaker Project

 * @license         http://www.gnu.org/licenses/gpl.html

 * @platform        WebsiteBaker 2.8.x

 * @requirements    PHP 5.2.2 and higher

 * @version         $Id$

 * @filesource		$HeadURL$

 * @lastmodified    $Date$

 *

// Must include code to stop this file being accessed directly

	require_once(dirname(__FILE__).'/globalExceptionHandler.php');

	throw new IllegalFileException();

}

class frontend extends wb {

	// defaults

	public $default_link,$default_page_id;

	public $default_block_content=true;

	// page details

	// page database row

	public $page;

	public $page_no_active_sections;

	public $website_title,$website_description,$website_keywords,$website_header,$website_footer;

	// ugly database stuff

	public $extra_where_sql, $sql_where_language;

    public $FrontendLanguage;

	public function __construct($value=true) {

        $this->FrontendLanguage=$value;

    }

/*

		// set by user statusflag and maintance enabled select in options

		// if maintance flag is set registered user can see normal pages

		// otherwise show show maintance message

		if($maintance == true)

		{

			$this->print_under_construction();

			return false;

		}

*/

/**

 * Store installed languages in SESSION

 */

        if( $this->get_session('session_started') ) {

            $_SESSION['USED_LANGUAGES'] = $this->GetLanguagesInUsed();

        }

		$maintance = ( defined('SYSTEM_LOCKED') && (SYSTEM_LOCKED==true) ? true : false );

		if( ($maintance==true) || $this->get_session('USER_ID')!= 1 )

		{

       	//  check for show maintenance screen and terminate if needed

    		$this->ShowMaintainScreen('locked');

        }

		{

			// Get intro page content

			if(file_exists(WB_PATH.$sIntroFilename)) {

                // send intro.php as header to allow parsing of php statements

				header("Location: ".WB_URL.$sIntroFilename."");

				exit();

		}

		if(PAGE_LANGUAGES) {

		// Get default page

		// Check for a page id

		$table_p = TABLE_PREFIX.'pages';

		$table_s = TABLE_PREFIX.'sections';

		$now = time();

		$sql .= 'FROM `'.$table_p.'` AS `p` INNER JOIN `'.$table_s.'` USING(`page_id`) ';

		$sql .= 'WHERE `parent`=0 AND `visibility`=\'public\' ';

		$sql .=     'AND (('.$now.'>=`publ_start` OR `publ_start`=0) ';

		$sql .=     'AND ('.$now.'<=`publ_end` OR `publ_end`=0)) ';

		if(trim($this->sql_where_language) != '') {

			$sql .= trim($this->sql_where_language).' ';

		}

		$sql .= 'ORDER BY `p`.`position` ASC';

    		$default_num_rows = $get_default->numRows();

    		if(!isset($page_id) OR !is_numeric($page_id)){

    			// Go to or show default page

    			if($default_num_rows > 0) {

    				$fetch_default = $get_default->fetchRow(MYSQL_ASSOC);

    				$this->default_link = $fetch_default['link'];

    				$this->default_page_id = $fetch_default['page_id'];

    				// Check if we should redirect or include page inline

    				if(HOMEPAGE_REDIRECTION) {

    					// Redirect to page

    //					header("Location: ".$this->page_link($this->default_link));

    //					exit();

    					$this->send_header($this->page_link($this->default_link));

    				} else {

    					// Include page inline

    					$this->page_id = $this->default_page_id;

    				}

    			} else {

    		   		// No pages have been added, so print under construction page

    //				if(trim($this->sql_where_language) == '') {

    //					$this->ShowMaintainScreen('new');

    //    				exit();

    //				}

    				$this->ShowMaintainScreen('new');

    //				$this->print_under_construction();

    				exit();

    			}

    		} else {

    			$this->page_id=$page_id;

    		}

    		// Get default page link

    		if(!isset($fetch_default)) {

    		  	$fetch_default = $get_default->fetchRow(MYSQL_ASSOC);

    	 		$this->default_link = $fetch_default['link'];

    			$this->default_page_id = $fetch_default['page_id'];

    		}

    		return true;

			exit();

    	}

	public function get_page_details() {

		global $database;

	    if($this->page_id != 0) {

			// Query page details

			$get_page = $database->query($sql);

			if($get_page->numRows() == 0) {

				// Print page not found message

				exit("Page not found");

			}

			// Fetch page details

		//  Check if the page language is also the selected language. If not, send headers again.

			if (($this->page['language'] != LANGUAGE) && $this->FrontendLanguage )

            {

            //  check if there is an query-string

				if(isset($_SERVER['QUERY_STRING']) && $_SERVER['QUERY_STRING'] != '') {

				} else {

					header('Location: '.$this->page_link($this->page['link']).'?lang='.$this->page['language']);

				}

				exit();

			}

			// Page ID

			if(!defined('PAGE_ID')) {define('PAGE_ID', $this->page['page_id']);}

			// Page Title

			if(!defined('PAGE_TITLE')) {define('PAGE_TITLE', $this->page['page_title']);}

			$this->page_title=PAGE_TITLE;

			// Menu Title

			$menu_title = $this->page['menu_title'];

			if($menu_title != '') {

				if(!defined('MENU_TITLE')) {define('MENU_TITLE', $menu_title);}

			} else {

				if(!defined('MENU_TITLE')) {define('MENU_TITLE', PAGE_TITLE);}

			}

			$this->menu_title = MENU_TITLE;

			$this->menu_icon_0 = $this->page['menu_icon_0'];

			$this->menu_icon_1 = $this->page['menu_icon_1'];

			$this->tooltip = $this->page['tooltip'];

			if(!defined('PARENT')) {define('PARENT', $this->page['parent']);}

			$this->parent=$this->page['parent'];

			// Page root parent

			if(!defined('ROOT_PARENT')) {define('ROOT_PARENT', $this->page['root_parent']);}

			$this->root_parent=$this->page['root_parent'];

			// Page level

			if(!defined('LEVEL')) {define('LEVEL', $this->page['level']);}

			$this->level=$this->page['level'];

			$this->level=$this->page['position'];

			if(!defined('VISIBILITY')) {define('VISIBILITY', $this->page['visibility']);}

			$this->visibility=$this->page['visibility'];

			// Page trail

			foreach(explode(',', $this->page['page_trail']) AS $pid) {

				$this->page_trail[$pid]=$pid;

			}

			// Page description

			$this->page_description=$this->page['description'];

			if($this->page_description != '') {

				define('PAGE_DESCRIPTION', $this->page_description);

			} else {

				define('PAGE_DESCRIPTION', WEBSITE_DESCRIPTION);

			}

			// Page keywords

			$this->page_keywords=$this->page['keywords'];

			// Page link

            $bCanRedirect = ($this->visibility == 'registered' || $this->visibility == 'privat');

		// End code to set details as either variables of constants

		}

		// Figure out what template to use

		if(!defined('TEMPLATE')) {

			if(isset($this->page['template']) AND $this->page['template'] != '') {

				if(file_exists(WB_PATH.'/templates/'.$this->page['template'].'/index.php')) {

					define('TEMPLATE', $this->page['template']);

				} else {

					define('TEMPLATE', DEFAULT_TEMPLATE);

				}

			} else {

				define('TEMPLATE', DEFAULT_TEMPLATE);

			}

		}

		// Set the template dir

		define('TEMPLATE_DIR', WB_URL.'/templates/'.TEMPLATE);

		// Check if user is allowed to view this page

		if($this->page && $this->page_is_visible($this->page) == false) {

			if(VISIBILITY == 'deleted' OR VISIBILITY == 'none') {

				// User isnt allowed on this page so tell them

				$this->page_access_denied=true;

			} elseif(VISIBILITY == 'private' OR VISIBILITY == 'registered') {

				// Check if the user is authenticated

				if($this->is_authenticated() == false) {

					// User needs to login first

					header("Location: ".WB_URL."/account/login.php?redirect=".$this->link);

					exit(0);

				} else {

					// User isnt allowed on this page so tell them

					$this->page_access_denied=true;

				}

			}

		}

		// check if there is at least one active section

		if($this->page && $this->page_is_active($this->page) == false) {

			$this->page_no_active_sections=true;

		}

	}

	public function get_website_settings()

    {

		global $database;

		// set visibility SQL code

		// never show no-vis, hidden or deleted pages

		if($this->is_authenticated()==false) {

			// if user is not authenticated, don't show private pages either

			if (FRONTEND_LOGIN==false) {

		}

		$this->extra_where_sql .= $this->sql_where_language;

		// Work-out if any possible in-line search boxes should be shown

		if(SEARCH == 'public') {

			define('SHOW_SEARCH', true);

		} elseif(SEARCH == 'private' AND VISIBILITY == 'private') {

			define('SHOW_SEARCH', true);

		} elseif(SEARCH == 'private' AND $this->is_authenticated() == true) {

			define('SHOW_SEARCH', true);

		} elseif(SEARCH == 'registered' AND $this->is_authenticated() == true) {

			define('SHOW_SEARCH', false);

		}

		// Work-out if menu should be shown

		if(!defined('SHOW_MENU')) {

			define('SHOW_MENU', true);

		}

		// Work-out if login menu constants should be set

		if(FRONTEND_LOGIN) {

			// Set login menu constants

			define('LOGIN_URL', WB_URL.'/account/login.php');

			define('LOGOUT_URL', WB_URL.'/account/logout.php');

			define('FORGOT_URL', WB_URL.'/account/forgot.php');

			define('PREFERENCES_URL', WB_URL.'/account/preferences.php');

			define('SIGNUP_URL', WB_URL.'/account/signup.php');

		}

	}

/*

 * replace all "[wblink{page_id}]" with real links

 * @param string &$content : reference to global $content

 * @return void

 * @history 100216 17:00:00 optimise errorhandling, speed, SQL-strict

 */

     {

    //   do nothing

     }

	public function menu() {

		global $wb;

	   if (!isset($wb->menu_number)) {

	   	$wb->menu_number = 1;

	   }

	   if (!isset($wb->menu_start_level)) {

	   	$wb->menu_start_level = 0;

	   }

	   if (!isset($wb->menu_recurse)) {

	   	$wb->menu_recurse = -1;

	   }

	   if (!isset($wb->menu_collapse)) {

	   	$wb->menu_collapse = true;

	   }

	   if (!isset($wb->menu_item_template)) {

	   	$wb->menu_item_template = '<li><span[class]>[a] [menu_title] [/a]</span>';

	   }

	   if (!isset($wb->menu_item_footer)) {

	   	$wb->menu_item_footer = '</li>';

	   }

	   if (!isset($wb->menu_header)) {

	   	$wb->menu_header = '<ul>';

	   }

	   if (!isset($wb->menu_footer)) {

	   	$wb->menu_footer = '</ul>';

	   }

	   if (!isset($wb->menu_default_class)) {

	   	$wb->menu_default_class = ' class="menu_default"';

	   }

	   if (!isset($wb->menu_current_class)) {

	   	$wb->menu_current_class = ' class="menu_current"';

	   }

	   if (!isset($wb->menu_parent)) {

	   	$wb->menu_parent = 0;

	   }

	   $wb->show_menu();

	}

		global $database;

		if ($this->menu_start_level>0) {

			$key_array=array_keys($this->page_trail);

			if (isset($key_array[$this->menu_start_level-1])) {

				$real_start=$key_array[$this->menu_start_level-1];

				$this->menu_parent=$real_start;

				$this->menu_start_level=0;

			} else {

				return;

			}

		}

		if ($this->menu_recurse==0)

	       return;

		// Check if we should add menu number check to query

		if($this->menu_parent == 0) {

			$menu_number = '1';

		}

		// Query pages

		$sql .=        '`visibility`,viewing_groups,viewing_users ';

		$sql .= 'FROM `'.TABLE_PREFIX.'pages` ';

		$sql .= 'WHERE `parent`='.(int)$this->menu_parent.' AND '.$menu_number.' AND '.$this->extra_where_sql.' ';

		$sql .= 'ORDER BY `position` ASC';

		$query_menu = $database->query($sql);

		if($query_menu->numRows() > 0) {

			// Print menu header

			echo "\n".$this->menu_header;

			// Loop through pages

			while($page = $query_menu->fetchRow()) {

				// check whether to show this menu-link

				if($this->page_is_active($page)==false && $page['link']!=$this->default_link && !INTRO_PAGE) {

					continue; // no active sections

				}

				if($this->page_is_visible($page)==false) {

					if($page['visibility'] != 'registered') // special case: page_to_visible() check wheter to show the page contents, but the menu should be visible allways

						continue;

				}

				// Create vars

				$vars = array('[class]','[a]', '[/a]', '[menu_title]', '[page_title]');

				// Work-out class

				if($page['page_id'] == PAGE_ID) {

					$class = $this->menu_current_class;

				} else {

					$class = $this->menu_default_class;

				}

				// Check if link is same as first page link, and if so change to WB URL

				if($page['link'] == $this->default_link AND !INTRO_PAGE) {

					$link = WB_URL;

				} else {

					$link = $this->page_link($page['link']);

				}

				// Create values

				$values = array($class,'<a href="'.$link.'" target="'.$page['target'].'" '.$class.'>', '</a>', $page['menu_title'], $page['page_title']);

				// Replace vars with value and print

				echo "\n".str_replace($vars, $values, $this->menu_item_template);

				// Generate sub-menu

				if($this->menu_collapse==false OR ($this->menu_collapse==true AND isset($this->page_trail[$page['page_id']]))) {

					$this->menu_recurse--;

					$this->menu_parent=$page['page_id'];

					$this->show_menu();

				}

				echo "\n".$this->menu_item_footer;

			}

			// Print menu footer

			echo "\n".$this->menu_footer;

		}

	}

	// Function to show the "Under Construction" page

	public function print_under_construction() {

		exit();

}