init

lib/PhpSpreadsheet/Calculation/Internal/WildcardMatch.php

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+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Calculation\Internal;
+
+class WildcardMatch
+{
+    private const SEARCH_SET = [
+        '~~', // convert double tilde to unprintable value
+        '~\\*', // convert tilde backslash asterisk to [*] (matches literal asterisk in regexp)
+        '\\*', // convert backslash asterisk to .* (matches string of any length in regexp)
+        '~\\?', // convert tilde backslash question to [?] (matches literal question mark in regexp)
+        '\\?', // convert backslash question to . (matches one character in regexp)
+        "\x1c", // convert original double tilde to single tilde
+    ];
+
+    private const REPLACEMENT_SET = [
+        "\x1c",
+        '[*]',
+        '.*',
+        '[?]',
+        '.',
+        '~',
+    ];
+
+    public static function wildcard(string $wildcard): string
+    {
+        // Preg Escape the wildcard, but protecting the Excel * and ? search characters
+        return str_replace(self::SEARCH_SET, self::REPLACEMENT_SET, preg_quote($wildcard, '/'));
+    }
+
+    public static function compare(?string $value, string $wildcard): bool
+    {
+        if ($value === '' || $value === null) {
+            return false;
+        }
+
+        return (bool) preg_match("/^{$wildcard}\$/mui", $value);
+    }
+}