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📄 Arborize.php(2.49 KB)
📄 AttrCollections.php(4.75 KB)
📁 AttrDef
📄 AttrDef.php(5.07 KB)
📁 AttrTransform
📄 AttrTransform.php(1.94 KB)
📄 AttrTypes.php(3.67 KB)
📄 AttrValidator.php(6.42 KB)
📄 Bootstrap.php(4.5 KB)
📄 CSSDefinition.php(19.13 KB)
📁 ChildDef
📄 ChildDef.php(1.52 KB)
📄 Config.php(30.96 KB)
📁 ConfigSchema
📄 ConfigSchema.php(5.76 KB)
📄 ContentSets.php(5.51 KB)
📄 Context.php(2.57 KB)
📄 Definition.php(1.33 KB)
📁 DefinitionCache
📄 DefinitionCache.php(3.82 KB)
📄 DefinitionCacheFactory.php(3.13 KB)
📄 Doctype.php(1.54 KB)
📄 DoctypeRegistry.php(4.13 KB)
📄 ElementDef.php(7.35 KB)
📄 Encoder.php(25.19 KB)
📁 EntityLookup
📄 EntityLookup.php(1.39 KB)
📄 EntityParser.php(9.75 KB)
📄 ErrorCollector.php(7.45 KB)
📄 ErrorStruct.php(1.85 KB)
📄 Exception.php(177 B)
📁 Filter
📄 Filter.php(1.59 KB)
📄 Generator.php(10.01 KB)
📄 HTMLDefinition.php(17.33 KB)
📁 HTMLModule
📄 HTMLModule.php(9.96 KB)
📄 HTMLModuleManager.php(15.57 KB)
📄 IDAccumulator.php(1.61 KB)
📁 Injector
📄 Injector.php(8.79 KB)
📁 Language
📄 Language.php(5.92 KB)
📄 LanguageFactory.php(6.46 KB)
📄 Length.php(3.8 KB)
📁 Lexer
📄 Lexer.php(13.22 KB)
📁 Node
📄 Node.php(1.25 KB)
📄 PercentEncoder.php(3.48 KB)
📁 Printer
📄 Printer.php(5.76 KB)
📄 PropertyList.php(2.72 KB)
📄 PropertyListIterator.php(894 B)
📄 Queue.php(1.51 KB)
📁 Strategy
📄 Strategy.php(762 B)
📄 StringHash.php(1.07 KB)
📄 StringHashParser.php(3.56 KB)
📁 TagTransform
📄 TagTransform.php(1.07 KB)
📁 Token
📄 Token.php(2.17 KB)
📄 TokenFactory.php(3.03 KB)
📄 URI.php(10.35 KB)
📄 URIDefinition.php(3.35 KB)
📁 URIFilter
📄 URIFilter.php(2.31 KB)
📄 URIParser.php(2.24 KB)
📁 URIScheme
📄 URIScheme.php(3.4 KB)
📄 URISchemeRegistry.php(2.35 KB)
📄 UnitConverter.php(9.89 KB)
📁 VarParser
📄 VarParser.php(5.85 KB)
📄 VarParserException.php(157 B)
📄 Zipper.php(4.34 KB)

Editing: DefinitionCache.php

<?php

/**
 * Abstract class representing Definition cache managers that implements
 * useful common methods and is a factory.
 * @todo Create a separate maintenance file advanced users can use to
 *       cache their custom HTMLDefinition, which can be loaded
 *       via a configuration directive
 * @todo Implement memcached
 */
abstract class HTMLPurifier_DefinitionCache
{
    /**
     * @type string
     */
    public $type;

/**
     * @param string $type Type of definition objects this instance of the
     *      cache will handle.
     */
    public function __construct($type)
    {
        $this->type = $type;
    }

/**
     * Generates a unique identifier for a particular configuration
     * @param HTMLPurifier_Config $config Instance of HTMLPurifier_Config
     * @return string
     */
    public function generateKey($config)
    {
        return $config->version . ',' . // possibly replace with function calls
               $config->getBatchSerial($this->type) . ',' .
               $config->get($this->type . '.DefinitionRev');
    }

/**
     * Tests whether or not a key is old with respect to the configuration's
     * version and revision number.
     * @param string $key Key to test
     * @param HTMLPurifier_Config $config Instance of HTMLPurifier_Config to test against
     * @return bool
     */
    public function isOld($key, $config)
    {
        if (substr_count($key, ',') < 2) {
            return true;
        }
        list($version, $hash, $revision) = explode(',', $key, 3);
        $compare = version_compare($version, $config->version);
        // version mismatch, is always old
        if ($compare != 0) {
            return true;
        }
        // versions match, ids match, check revision number
        if ($hash == $config->getBatchSerial($this->type) &&
            $revision < $config->get($this->type . '.DefinitionRev')) {
            return true;
        }
        return false;
    }

/**
     * Checks if a definition's type jives with the cache's type
     * @note Throws an error on failure
     * @param HTMLPurifier_Definition $def Definition object to check
     * @return bool true if good, false if not
     */
    public function checkDefType($def)
    {
        if ($def->type !== $this->type) {
            trigger_error("Cannot use definition of type {$def->type} in cache for {$this->type}");
            return false;
        }
        return true;
    }

/**
     * Adds a definition object to the cache
     * @param HTMLPurifier_Definition $def
     * @param HTMLPurifier_Config $config
     */
    abstract public function add($def, $config);

/**
     * Unconditionally saves a definition object to the cache
     * @param HTMLPurifier_Definition $def
     * @param HTMLPurifier_Config $config
     */
    abstract public function set($def, $config);

/**
     * Replace an object in the cache
     * @param HTMLPurifier_Definition $def
     * @param HTMLPurifier_Config $config
     */
    abstract public function replace($def, $config);

/**
     * Retrieves a definition object from the cache
     * @param HTMLPurifier_Config $config
     */
    abstract public function get($config);

/**
     * Removes a definition object to the cache
     * @param HTMLPurifier_Config $config
     */
    abstract public function remove($config);

/**
     * Clears all objects from cache
     * @param HTMLPurifier_Config $config
     */
    abstract public function flush($config);

/**
     * Clears all expired (older version or revision) objects from cache
     * @note Be careful implementing this method as flush. Flush must
     *       not interfere with other Definition types, and cleanup()
     *       should not be repeatedly called by userland code.
     * @param HTMLPurifier_Config $config
     */
    abstract public function cleanup($config);
}

// vim: et sw=4 sts=4

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Editing: DefinitionCache.php

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