From a28626a0824fd81433b55181361948fb40977aec Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alex@spline.inf.fu-berlin.de>
Date: Thu, 9 Apr 2015 17:33:22 +0200
Subject: Initial commit

---
 src/Hashing/SplineHasher.php | 60 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 src/Hashing/SplineHasher.php

(limited to 'src/Hashing/SplineHasher.php')

diff --git a/src/Hashing/SplineHasher.php b/src/Hashing/SplineHasher.php
new file mode 100644
index 0000000..bf5d0d6
--- /dev/null
+++ b/src/Hashing/SplineHasher.php
@@ -0,0 +1,60 @@
+<?php namespace Spline\Cachet\Hashing;
+
+use Illuminate\Hashing\BcryptHasher;
+
+class SplineHasher extends BcryptHasher {
+
+	/**
+	 * Check the given plain value against a hash.
+	 *
+	 * @param  string  $value
+	 * @param  string  $hashedValue
+	 * @param  array   $options
+	 * @return bool
+	 */
+	public function check($value, $hashedValue, array $options = array())
+	{
+		if (starts_with($hashedValue, '{')) {
+			if (starts_with($hashedValue, '{SSHA}')) {
+				$hash = base64_decode(substr($hashedValue, 6));
+				$salt = substr($hash, 20);
+				if ((pack("H*", sha1($value.$salt)).$salt) == $hash) {
+					return true;
+				}
+			}
+			elseif (starts_with($hashedValue, '{SMD5}')) {
+				$hash = base64_decode(substr($hashedValue, 6));
+				$salt = substr($hash, 16);
+				if ((md5($value.$salt, true).$salt) == $hash) {
+					return true;
+				}
+			}
+			elseif (starts_with(strtolower($hashedValue), '{crypt}')) {
+				$hash = substr($hashedValue, 7);
+				if (password_verify($value, $hash)) {
+					return true;
+				}
+			}
+
+			return false;
+		}
+
+		return parent::check($value, $hashedValue, $options);
+	}
+
+	/**
+	 * Check if the given hash has been hashed using the given options.
+	 *
+	 * @param  string  $hashedValue
+	 * @param  array   $options
+	 * @return bool
+	 */
+	public function needsRehash($hashedValue, array $options = array())
+	{
+		if (starts_with($hashedValue, '{')) {
+			return false;
+		}
+
+		return parent::needsRehash($hashedValue, $options);
+	}
+}
-- 
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