<?php


/**


 * The Joomap Config


 * @author Daniel Grothe


 * @version $Id: JoomapConfig.php 12 2008-08-17 20:51:27Z koders.de $


 */





defined( '_JEXEC' ) or die( 'Direct Access to this location is not allowed.' ); 




/**


 * Wraps all configuration functions for Joomap


 */

class JoomapConfig {

	var $version 			= '2.0';

	var $classname 			= 'sitemap';

	var $expand_category 	= 1;

	var $expand_section 	= 1;

	var $show_menutitle 	= 1;

	var $columns 			= 1;

	var $exlinks 			= 1;

	var $ext_image 			= 'img_grey.gif';

	var $menus 				= "mainmenu,0,1\nothermenu,1,1";

	var $exclmenus			= '';

	var $includelink		= 0;



	/** Return $menus as an associative array */

	function &getMenus() {

		$lines = explode("\n", $this->menus);



		$menus = array();

		foreach( $lines as $line ) {

			list( $menutype, $ordering, $show ) = explode(',', $line);

			$menu = new stdclass;

			$menu->ordering 	= $ordering;

			$menu->show  		= $show;

			$menus[$menutype] 	= $menu;

		}

		return $menus;

	}



	/** Set $menus from an associoative array of menu objects */

	function setMenus( &$menus ) {

		$lines = array();

		foreach( $menus as $menutype => $menu ) {

			$show = $menu->show ? '1' : '0';

			$lines[] = $menutype.','.$menu->ordering.','.$show;

		}

		$this->menus = implode("\n", $lines);

	}



	/** Create the settings table for Joomap and add initial default values */

	function create() {

		$database	=& JFactory::getDBO();



		$fields = array();



		$vars = get_class_vars('JoomapConfig');

		foreach($vars as $name => $value) {

			switch( gettype( $value ) ) {

			case 'integer':

				$fields[] = "`$name` INTEGER NULL";

				break;

			case 'string':

				if( $name == 'menus')

					$fields[] = "`$name` TEXT NULL";

				else

					$fields[] = "`$name` VARCHAR(255) NULL";

				break;

			}

		}



		$query = "CREATE TABLE IF NOT EXISTS #__joomap (". implode(', ', $fields) .")";

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo _JOOMAP_ERR_NO_CREATE . "<br />\n";

			echo $database->getErrorMsg();

			return false;

		}

		echo _JOOMAP_MSG_SET_DB_CREATED . "<br />\n";



		// Insert default Settings



		$fields = array();

		foreach($vars as $name => $value) {

			$fields[] = "`$name`='$value'";

		}



		$query = "INSERT INTO #__joomap SET ". implode(', ', $fields);

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo _JOOMAP_ERR_NO_DEFAULT_SET . "<br />\n";

			echo $database->getErrorMsg();

			return false;

		}

		echo _JOOMAP_MSG_SET_DEF_INSERT . "<br />\n";

		return true;

	}



	/** Create a backup of the settings */

	function backup() {

		$database	=& JFactory::getDBO();

		$query = "DROP TABLE IF EXISTS #__joomap_backup";						// remove old backup

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo _JOOMAP_ERR_NO_PREV_BU . "<br />\n";

			echo $database->getErrorMsg();

		}



		$query = "CREATE TABLE #__joomap_backup SELECT * FROM #__joomap";		// backup current settings

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo _JOOMAP_ERR_NO_BACKUP . "<br />\n";

			echo $database->getErrorMsg();

			return false;

		}

		return true;

	}



	/** Restore backup settings */

	function restore() {

		$database	=& JFactory::getDBO();

		

		$query = "SELECT * FROM #__joomap_backup";								// restore backup settings

		$database->setQuery($query);


		$backup = $database->loadObject(); 

		if (!$backup) {

			return false;

		}



		if (isset($this) && is_object($this) ) {

			$config = &$this;

		} else {

			$config = new JoomapConfig;

		}

		

		$vars = get_class_vars('JoomapConfig');									// assign current settings

		foreach( $vars as $var => $value ) {

			if( isset($backup->$var) )

				$config->$var = $backup->$var;

		}



		return $config->save();													// save current settings

	}



	/** Remove the settings table */

	function remove() {

		$database	=& JFactory::getDBO();

		$query = "DROP TABLE IF EXISTS #__joomap";

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo _JOOMAP_ERR_NO_DROP_DB . "<br />\n";

			echo $database->getErrorMsg();

			return false;

		}

		echo _JOOMAP_MSG_SET_DB_DROPPED . "<br />\n";

	}



	/** Load settings from the database into this instance */

	function load() {

		$database	=& JFactory::getDBO();



		$query = "SELECT * FROM #__joomap";

		$database->setQuery( $query );


		$cfg = $database->loadAssoc();

		if (is_array($cfg)) {

			foreach ($cfg as $key => $val) {


				$this->$key = $val;


			}

		}		

		return is_array($cfg);

	}



	/** Save current settings to the database */

	function save() {

		$database	=& JFactory::getDBO();



		$fields = array();



		$vars = get_object_vars( $this );

		foreach($vars as $name => $value) {

			$fields[] = "`{$name}`='{$value}'";

		}



		$query = "UPDATE #__joomap SET ". implode(', ', $fields);

		$database->setQuery( $query );

		if( $database->query() === FALSE ) {

			echo $database->getErrorMsg();

			return false;

		}

		return true;

	}

	

	/** Debug output of current settings */

	function dump() {

		$vars = get_object_vars( $this );

		echo '<pre style="text-align:left">';

		foreach( $vars as $name => $value ) {

			echo $name.': '.$value."\n";

		}

		echo '</pre>';

	}

	

};



?>