: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, 122 deletions

diff --git a/library/HTMLPurifier/PropertyList.php b/library/HTMLPurifier/PropertyList.php
deleted file mode 100644
index 189348fd9..000000000
--- a/library/HTMLPurifier/PropertyList.php
+++ /dev/null
@@ -1,122 +0,0 @@
-<?php
-
-/**
- * Generic property list implementation
- */
-class HTMLPurifier_PropertyList
-{
-    /**
-     * Internal data-structure for properties.
-     * @type array
-     */
-    protected $data = array();
-
-    /**
-     * Parent plist.
-     * @type HTMLPurifier_PropertyList
-     */
-    protected $parent;
-
-    /**
-     * Cache.
-     * @type array
-     */
-    protected $cache;
-
-    /**
-     * @param HTMLPurifier_PropertyList $parent Parent plist
-     */
-    public function __construct($parent = null)
-    {
-        $this->parent = $parent;
-    }
-
-    /**
-     * Recursively retrieves the value for a key
-     * @param string $name
-     * @throws HTMLPurifier_Exception
-     */
-    public function get($name)
-    {
-        if ($this->has($name)) {
-            return $this->data[$name];
-        }
-        // possible performance bottleneck, convert to iterative if necessary
-        if ($this->parent) {
-            return $this->parent->get($name);
-        }
-        throw new HTMLPurifier_Exception("Key '$name' not found");
-    }
-
-    /**
-     * Sets the value of a key, for this plist
-     * @param string $name
-     * @param mixed $value
-     */
-    public function set($name, $value)
-    {
-        $this->data[$name] = $value;
-    }
-
-    /**
-     * Returns true if a given key exists
-     * @param string $name
-     * @return bool
-     */
-    public function has($name)
-    {
-        return array_key_exists($name, $this->data);
-    }
-
-    /**
-     * Resets a value to the value of it's parent, usually the default. If
-     * no value is specified, the entire plist is reset.
-     * @param string $name
-     */
-    public function reset($name = null)
-    {
-        if ($name == null) {
-            $this->data = array();
-        } else {
-            unset($this->data[$name]);
-        }
-    }
-
-    /**
-     * Squashes this property list and all of its property lists into a single
-     * array, and returns the array. This value is cached by default.
-     * @param bool $force If true, ignores the cache and regenerates the array.
-     * @return array
-     */
-    public function squash($force = false)
-    {
-        if ($this->cache !== null && !$force) {
-            return $this->cache;
-        }
-        if ($this->parent) {
-            return $this->cache = array_merge($this->parent->squash($force), $this->data);
-        } else {
-            return $this->cache = $this->data;
-        }
-    }
-
-    /**
-     * Returns the parent plist.
-     * @return HTMLPurifier_PropertyList
-     */
-    public function getParent()
-    {
-        return $this->parent;
-    }
-
-    /**
-     * Sets the parent plist.
-     * @param HTMLPurifier_PropertyList $plist Parent plist
-     */
-    public function setParent($plist)
-    {
-        $this->parent = $plist;
-    }
-}
-
-// vim: et sw=4 sts=4