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<?php
/*
* struct.php - Abstraction for complex type.
*
* Copyright (C) 2006 - Marcus Lunzenauer <mlunzena@uos.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*/
/**
* Abstraction for complex type
*
* @package studip
* @subpackage ws
*
* @abstract
*
* @author mlunzena
* @copyright (c) Authors
* @version $Id: struct.php 3888 2006-09-06 13:27:19Z mlunzena $
*/
class Studip_Ws_Struct {
/**
* Class-level constructor. Initialize your struct within using
* ClassName::add_element('name', 'type', $options)
*
* @abstract
*
* @return void
*/
function init() {
}
/**
* <MethodDescription>
*
* @access protected
*
* @param string <description>
* @param mixed <description>
* @param array <description>
*
* @return type <description>
*/
function add_element($name = NULL, $type = NULL, $options = array()) {
# static var setup
static $elements;
if (is_null($elements))
$elements = array();
# setter functionality
if (!is_null($name)) {
# no doublets
if (isset($elements[$name])) {
trigger_error(sprintf('Element %s already defined.', $name),
E_USER_ERROR);
return;
}
# store it
$elements[$name] = new Studip_Ws_StructElement($name, $type, $options);
return;
}
# getter functionality
return $elements;
}
/**
* <MethodDescription>
*
* @param string <description>
*
* @return array <description>
*/
function &get_struct_elements($class = NULL) {
static $once;
# call 'init' once
if (is_null($once)) {
# guess class name if not given (does not work in PHP5 anymore?!)
if (is_null($class)) {
$backtrace = debug_backtrace();
$class = $backtrace[0]['class'];
}
# call "class" constructor
call_user_func(array($class, 'init'));
$once = call_user_func(array($class, 'add_element'));
}
return $once;
}
function __toString() {
return get_class($this);
}
}
/**
* Abstraction for complex type elements.
*
* @package studip
* @subpackage ws
*
* @author mlunzena
* @copyright (c) Authors
* @version $Id: struct.php 3888 2006-09-06 13:27:19Z mlunzena $
*/
class Studip_Ws_StructElement {
/**
* The name of the element.
*
* @access private
* @var string
*/
var $name;
/**
* The type of the element.
*
* @access private
* @var mixed
*/
var $type;
/**
* Options for the element.
*
* @access private
* @var array
*/
var $options;
/**
* Constructor.
*
* @param string the name of the element.
* @param mixed the type of the element.
* @param array options for the element.
*
* @return void
*/
function __construct($name, $type, $options = array()) {
$this->name = (string) $name;
$this->type = Studip_Ws_Type::translate($type);
$this->options = $options;
}
function __toString() {
return get_class($this);
}
}
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