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File: tests/runnable/HTMLPurifier/HTMLPurifier/Context.php

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  Classes of jstar88  >  OPBE  >  tests/runnable/HTMLPurifier/HTMLPurifier/Context.php  >  Download  
File: tests/runnable/HTMLPurifier/HTMLPurifier/Context.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: OPBE
Ogame probabilistic battle engine
Author: By
Last change:
Date: 2014-02-01 16:43
Size: 2,398 bytes
 

Contents

Class file image Download
<?php

/**
 * Registry object that contains information about the current context.
 * @warning Is a bit buggy when variables are set to null: it thinks
 *          they don't exist! So use false instead, please.
 * @note Since the variables Context deals with may not be objects,
 *       references are very important here! Do not remove!
 */
class HTMLPurifier_Context
{

    
/**
     * Private array that stores the references.
     */
    
private $_storage = array();

    
/**
     * Registers a variable into the context.
     * @param $name String name
     * @param $ref Reference to variable to be registered
     */
    
public function register($name, &$ref) {
        if (isset(
$this->_storage[$name])) {
            
trigger_error("Name $name produces collision, cannot re-register",
                          
E_USER_ERROR);
            return;
        }
        
$this->_storage[$name] =& $ref;
    }

    
/**
     * Retrieves a variable reference from the context.
     * @param $name String name
     * @param $ignore_error Boolean whether or not to ignore error
     */
    
public function &get($name$ignore_error false) {
        if (!isset(
$this->_storage[$name])) {
            if (!
$ignore_error) {
                
trigger_error("Attempted to retrieve non-existent variable $name",
                              
E_USER_ERROR);
            }
            
$var null// so we can return by reference
            
return $var;
        }
        return 
$this->_storage[$name];
    }

    
/**
     * Destorys a variable in the context.
     * @param $name String name
     */
    
public function destroy($name) {
        if (!isset(
$this->_storage[$name])) {
            
trigger_error("Attempted to destroy non-existent variable $name",
                          
E_USER_ERROR);
            return;
        }
        unset(
$this->_storage[$name]);
    }

    
/**
     * Checks whether or not the variable exists.
     * @param $name String name
     */
    
public function exists($name) {
        return isset(
$this->_storage[$name]);
    }

    
/**
     * Loads a series of variables from an associative array
     * @param $context_array Assoc array of variables to load
     */
    
public function loadArray($context_array) {
        foreach (
$context_array as $key => $discard) {
            
$this->register($key$context_array[$key]);
        }
    }

}

// vim: et sw=4 sts=4