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Diffstat (limited to 'vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityLookup.php')
-rw-r--r--vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityLookup.php48
1 files changed, 48 insertions, 0 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityLookup.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityLookup.php
new file mode 100644
index 0000000..f12ff13
--- /dev/null
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityLookup.php
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * Object that provides entity lookup table from entity name to character
+ */
+class HTMLPurifier_EntityLookup
+{
+ /**
+ * Assoc array of entity name to character represented.
+ * @type array
+ */
+ public $table;
+
+ /**
+ * Sets up the entity lookup table from the serialized file contents.
+ * @param bool $file
+ * @note The serialized contents are versioned, but were generated
+ * using the maintenance script generate_entity_file.php
+ * @warning This is not in constructor to help enforce the Singleton
+ */
+ public function setup($file = false)
+ {
+ if (!$file) {
+ $file = HTMLPURIFIER_PREFIX . '/HTMLPurifier/EntityLookup/entities.ser';
+ }
+ $this->table = unserialize(file_get_contents($file));
+ }
+
+ /**
+ * Retrieves sole instance of the object.
+ * @param bool|HTMLPurifier_EntityLookup $prototype Optional prototype of custom lookup table to overload with.
+ * @return HTMLPurifier_EntityLookup
+ */
+ public static function instance($prototype = false)
+ {
+ // no references, since PHP doesn't copy unless modified
+ static $instance = null;
+ if ($prototype) {
+ $instance = $prototype;
+ } elseif (!$instance) {
+ $instance = new HTMLPurifier_EntityLookup();
+ $instance->setup();
+ }
+ return $instance;
+ }
+}
+
+// vim: et sw=4 sts=4