Upgrade to 2020-07-29 Hograther

dokuwiki/inc/Utf8/Table.php

@@ -0,0 +1,93 @@
+<?php
+
+namespace dokuwiki\Utf8;
+
+/**
+ * Provides static access to the UTF-8 conversion tables
+ *
+ * Lazy-Loads tables on first access
+ */
+class Table
+{
+
+    /**
+     * Get the upper to lower case conversion table
+     *
+     * @return array
+     */
+    public static function upperCaseToLowerCase()
+    {
+        static $table = null;
+        if ($table === null) $table = include __DIR__ . '/tables/case.php';
+        return $table;
+    }
+
+    /**
+     * Get the lower to upper case conversion table
+     *
+     * @return array
+     */
+    public static function lowerCaseToUpperCase()
+    {
+        static $table = null;
+        if ($table === null) {
+            $uclc = self::upperCaseToLowerCase();
+            $table = array_flip($uclc);
+        }
+        return $table;
+    }
+
+    /**
+     * Get the lower case accent table
+     * @return array
+     */
+    public static function lowerAccents()
+    {
+        static $table = null;
+        if ($table === null) {
+            $table = include __DIR__ . '/tables/loweraccents.php';
+        }
+        return $table;
+    }
+
+    /**
+     * Get the lower case accent table
+     * @return array
+     */
+    public static function upperAccents()
+    {
+        static $table = null;
+        if ($table === null) {
+            $table = include __DIR__ . '/tables/upperaccents.php';
+        }
+        return $table;
+    }
+
+    /**
+     * Get the romanization table
+     * @return array
+     */
+    public static function romanization()
+    {
+        static $table = null;
+        if ($table === null) {
+            $table = include __DIR__ . '/tables/romanization.php';
+        }
+        return $table;
+    }
+
+    /**
+     * Get the special chars as a concatenated string
+     * @return string
+     */
+    public static function specialChars()
+    {
+        static $string = null;
+        if ($string === null) {
+            $table = include __DIR__ . '/tables/specials.php';
+            // FIXME should we cache this to file system?
+            $string = Unicode::toUtf8($table);
+        }
+        return $string;
+    }
+}