:arrow_up: Update HTML Purifier library.

Updated HTML Purifier from 4.6.0 to 4.9.2 with better PHP7 compatibility.
Used composer to manage this library.

1 files changed, 0 insertions, 129 deletions

diff --git a/library/HTMLPurifier/DefinitionCache.php b/library/HTMLPurifier/DefinitionCache.php
deleted file mode 100644
index 67bb5b1e6..000000000
--- a/library/HTMLPurifier/DefinitionCache.php
+++ /dev/null
@@ -1,129 +0,0 @@
-<?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 carefuly 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