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<?php |
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# i think this class should go somewhere in a common PEAR-place, |
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# because a lot of classes use options, at least PEAR::DB does |
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# but since it is not very fancy to crowd the PEAR-namespace too much i dont know where to put it yet :-( |
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|
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// |
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// +----------------------------------------------------------------------+ |
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// | PHP Version 4 | |
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// +----------------------------------------------------------------------+ |
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// | Copyright (c) 1997-2003 The PHP Group | |
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// +----------------------------------------------------------------------+ |
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// | This source file is subject to version 2.02 of the PHP license, | |
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// | that is bundled with this package in the file LICENSE, and is | |
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// | available at through the world-wide-web at | |
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// | http://www.php.net/license/2_02.txt. | |
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// | If you did not receive a copy of the PHP license and are unable to | |
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// | obtain it through the world-wide-web, please send a note to | |
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// | license@php.net so we can mail you a copy immediately. | |
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// +----------------------------------------------------------------------+ |
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// | Authors: Wolfram Kriesing <wolfram@kriesing.de> | |
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// +----------------------------------------------------------------------+ |
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// |
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// $Id: Options.php,v 1.4 2003/01/04 11:56:27 mj Exp $ |
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|
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require_once('PEAR.php'); |
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|
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/** |
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* this class only defines commonly used methods, etc. |
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* it is worthless without being extended |
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* |
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* @package Tree |
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* @access public |
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* @author Wolfram Kriesing <wolfram@kriesing.de> |
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* |
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*/ |
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class Tree_Options extends PEAR |
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{ |
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/** |
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* @var array $options you need to overwrite this array and give the keys, that are allowed |
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*/ |
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var $options = array(); |
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|
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var $_forceSetOption = false; |
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|
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/** |
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* this constructor sets the options, since i normally need this and |
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* in case the constructor doesnt need to do anymore i already have it done :-) |
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* |
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* @version 02/01/08 |
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* @access public |
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* @author Wolfram Kriesing <wolfram@kriesing.de> |
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* @param array the key-value pairs of the options that shall be set |
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* @param boolean if set to true options are also set |
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* even if no key(s) was/were found in the options property |
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*/ |
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function Tree_Options( $options=array() , $force=false ) |
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{ |
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$this->_forceSetOption = $force; |
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|
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if( is_array($options) && sizeof($options) ) |
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foreach( $options as $key=>$value ) |
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$this->setOption( $key , $value ); |
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} |
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|
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/** |
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* |
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* @access public |
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* @author Stig S. Baaken |
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* @param |
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* @param |
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* @param boolean if set to true options are also set |
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* even if no key(s) was/were found in the options property |
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*/ |
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function setOption( $option , $value , $force=false ) |
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{ |
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if( is_array($value) ) // if the value is an array extract the keys and apply only each value that is set |
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{ // so we dont override existing options inside an array, if an option is an array |
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foreach( $value as $key=>$aValue ) |
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$this->setOption( array($option , $key) , $aValue ); |
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return true; |
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} |
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|
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if( is_array($option) ) |
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{ |
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$mainOption = $option[0]; |
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$options = "['".implode("']['",$option)."']"; |
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$evalCode = "\$this->options".$options." = \$value;"; |
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} |
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else |
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{ |
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$evalCode = "\$this->options[\$option] = \$value;"; |
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$mainOption = $option; |
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} |
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|
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if( $this->_forceSetOption==true || $force==true || isset($this->options[$mainOption]) ) |
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{ |
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eval($evalCode); |
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return true; |
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} |
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return false; |
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} |
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|
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/** |
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* set a number of options which are simply given in an array |
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* |
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* @access public |
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* @author |
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* @param |
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* @param boolean if set to true options are also set |
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* even if no key(s) was/were found in the options property |
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*/ |
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function setOptions( $options , $force=false ) |
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{ |
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if( is_array($options) && sizeof($options) ) |
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{ |
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foreach( $options as $key=>$value ) |
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{ |
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$this->setOption( $key , $value , $force ); |
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} |
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} |
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} |
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|
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/** |
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* |
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* @access public |
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* @author copied from PEAR: DB/commmon.php |
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* @param boolean true on success |
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*/ |
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function getOption($option) |
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{ |
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if( func_num_args() > 1 && |
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is_array($this->options[$option])) |
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{ |
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$args = func_get_args(); |
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$evalCode = "\$ret = \$this->options['".implode( "']['" , $args )."'];"; |
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eval( $evalCode ); |
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return $ret; |
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} |
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|
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if (isset($this->options[$option])) { |
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return $this->options[$option]; |
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} |
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# return $this->raiseError("unknown option $option"); |
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return false; |
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} |
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|
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/** |
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* returns all the options |
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* |
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* @version 02/05/20 |
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* @access public |
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* @author Wolfram Kriesing <wolfram@kriesing.de> |
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* @return string all options as an array |
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*/ |
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function getOptions() |
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{ |
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return $this->options; |
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} |
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} // end of class |
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?> |
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