implement JS password scoring, td_stock approve logicc

2026-04-30 15:14:42 +07:00
parent db5c47b6ca
commit ac4fd9a5ad
3147 changed files with 1298 additions and 343 deletions
@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ZxcvbnPhp;
+
+use ZxcvbnPhp\Matchers\MatchInterface;
+
+/**
+ * Feedback - gives some user guidance based on the strength
+ * of a password
+ *
+ * @see zxcvbn/src/feedback.coffee
+ */
+class Feedback
+{
+    /**
+     * @param int $score
+     * @param MatchInterface[] $sequence
+     * @return array
+     */
+    public function getFeedback(int $score, array $sequence): array
+    {
+        // starting feedback
+        if (count($sequence) === 0) {
+            return [
+                'warning'     => '',
+                'suggestions' => [
+                    "Use a few words, avoid common phrases",
+                    "No need for symbols, digits, or uppercase letters",
+                ],
+            ];
+        }
+
+        // no feedback if score is good or great.
+        if ($score > 2) {
+            return [
+                'warning'     => '',
+                'suggestions' => [],
+            ];
+        }
+
+        // tie feedback to the longest match for longer sequences
+        $longestMatch = $sequence[0];
+        foreach (array_slice($sequence, 1) as $match) {
+            if (mb_strlen($match->token) > mb_strlen($longestMatch->token)) {
+                $longestMatch = $match;
+            }
+        }
+
+        $feedback = $longestMatch->getFeedback(count($sequence) === 1);
+        $extraFeedback = 'Add another word or two. Uncommon words are better.';
+
+        array_unshift($feedback['suggestions'], $extraFeedback);
+        return $feedback;
+    }
+}