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-rw-r--r--library/vendor/HTMLPurifier/ChildDef.php52
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+<?php
+
+/**
+ * Defines allowed child nodes and validates nodes against it.
+ */
+abstract class HTMLPurifier_ChildDef
+{
+ /**
+ * Type of child definition, usually right-most part of class name lowercase.
+ * Used occasionally in terms of context.
+ * @type string
+ */
+ public $type;
+
+ /**
+ * Indicates whether or not an empty array of children is okay.
+ *
+ * This is necessary for redundant checking when changes affecting
+ * a child node may cause a parent node to now be disallowed.
+ * @type bool
+ */
+ public $allow_empty;
+
+ /**
+ * Lookup array of all elements that this definition could possibly allow.
+ * @type array
+ */
+ public $elements = array();
+
+ /**
+ * Get lookup of tag names that should not close this element automatically.
+ * All other elements will do so.
+ * @param HTMLPurifier_Config $config HTMLPurifier_Config object
+ * @return array
+ */
+ public function getAllowedElements($config)
+ {
+ return $this->elements;
+ }
+
+ /**
+ * Validates nodes according to definition and returns modification.
+ *
+ * @param HTMLPurifier_Node[] $children Array of HTMLPurifier_Node
+ * @param HTMLPurifier_Config $config HTMLPurifier_Config object
+ * @param HTMLPurifier_Context $context HTMLPurifier_Context object
+ * @return bool|array true to leave nodes as is, false to remove parent node, array of replacement children
+ */
+ abstract public function validateChildren($children, $config, $context);
+}
+
+// vim: et sw=4 sts=4