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htmlpurifier
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HTMLPurifier
<?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
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ConfigSchema
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[-] Generator.php
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[-] ElementDef.php
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ChildDef
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AttrDef
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Printer
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Lexer
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TagTransform
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[-] Language.php
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[-] Filter.php
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[-] Printer.php
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[-] HTMLDefinition.php
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[-] Context.php
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Strategy
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Token
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Filter
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VarParser
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URIFilter
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HTMLModule
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URIScheme
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AttrTransform
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EntityLookup
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Language
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DefinitionCache
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Injector
[-] URIDefinition.php
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[-] URIFilter.php
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