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authorKlaus Weidenbach <Klaus.Weidenbach@gmx.net>2017-03-18 17:50:05 +0100
committerKlaus Weidenbach <Klaus.Weidenbach@gmx.net>2017-03-26 00:41:27 +0100
commitf718e2b0db0fe3477212a8dd6c3ec067f4432862 (patch)
tree8dfbd3b3d4bdcd967b50f1ee4655440bcdef5bb8 /library/HTMLPurifier/ChildDef/Required.php
parent2115eb26a7fd2ca937286bd4e98ab74c7d6e9525 (diff)
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: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.
Diffstat (limited to 'library/HTMLPurifier/ChildDef/Required.php')
-rw-r--r--library/HTMLPurifier/ChildDef/Required.php118
1 files changed, 0 insertions, 118 deletions
diff --git a/library/HTMLPurifier/ChildDef/Required.php b/library/HTMLPurifier/ChildDef/Required.php
deleted file mode 100644
index 0d1c8f5f3..000000000
--- a/library/HTMLPurifier/ChildDef/Required.php
+++ /dev/null
@@ -1,118 +0,0 @@
-<?php
-
-/**
- * Definition that allows a set of elements, but disallows empty children.
- */
-class HTMLPurifier_ChildDef_Required extends HTMLPurifier_ChildDef
-{
- /**
- * Lookup table of allowed elements.
- * @type array
- */
- public $elements = array();
-
- /**
- * Whether or not the last passed node was all whitespace.
- * @type bool
- */
- protected $whitespace = false;
-
- /**
- * @param array|string $elements List of allowed element names (lowercase).
- */
- public function __construct($elements)
- {
- if (is_string($elements)) {
- $elements = str_replace(' ', '', $elements);
- $elements = explode('|', $elements);
- }
- $keys = array_keys($elements);
- if ($keys == array_keys($keys)) {
- $elements = array_flip($elements);
- foreach ($elements as $i => $x) {
- $elements[$i] = true;
- if (empty($i)) {
- unset($elements[$i]);
- } // remove blank
- }
- }
- $this->elements = $elements;
- }
-
- /**
- * @type bool
- */
- public $allow_empty = false;
-
- /**
- * @type string
- */
- public $type = 'required';
-
- /**
- * @param array $children
- * @param HTMLPurifier_Config $config
- * @param HTMLPurifier_Context $context
- * @return array
- */
- public function validateChildren($children, $config, $context)
- {
- // Flag for subclasses
- $this->whitespace = false;
-
- // if there are no tokens, delete parent node
- if (empty($children)) {
- return false;
- }
-
- // the new set of children
- $result = array();
-
- // whether or not parsed character data is allowed
- // this controls whether or not we silently drop a tag
- // or generate escaped HTML from it
- $pcdata_allowed = isset($this->elements['#PCDATA']);
-
- // a little sanity check to make sure it's not ALL whitespace
- $all_whitespace = true;
-
- $stack = array_reverse($children);
- while (!empty($stack)) {
- $node = array_pop($stack);
- if (!empty($node->is_whitespace)) {
- $result[] = $node;
- continue;
- }
- $all_whitespace = false; // phew, we're not talking about whitespace
-
- if (!isset($this->elements[$node->name])) {
- // special case text
- // XXX One of these ought to be redundant or something
- if ($pcdata_allowed && $node instanceof HTMLPurifier_Node_Text) {
- $result[] = $node;
- continue;
- }
- // spill the child contents in
- // ToDo: Make configurable
- if ($node instanceof HTMLPurifier_Node_Element) {
- for ($i = count($node->children) - 1; $i >= 0; $i--) {
- $stack[] = $node->children[$i];
- }
- continue;
- }
- continue;
- }
- $result[] = $node;
- }
- if (empty($result)) {
- return false;
- }
- if ($all_whitespace) {
- $this->whitespace = true;
- return false;
- }
- return $result;
- }
-}
-
-// vim: et sw=4 sts=4