Merge 9f86548 into af18d0d

yansongda · Jan 9, 2020 · a944cf4 · a944cf4
2 parents af18d0d + 9f86548
commit a944cf4
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/composer.json b/composer.json
@@ -19,6 +19,7 @@
         "ext-simplexml":"*",
         "ext-libxml": "*",
         "ext-json": "*",
+        "ext-bcmath": "*",
         "yansongda/supports": "^2.0",
         "symfony/http-foundation": "^4.0",
         "symfony/event-dispatcher": "^4.0"

diff --git a/src/Gateways/Alipay/Support.php b/src/Gateways/Alipay/Support.php
@@ -419,7 +419,9 @@ private static function bchexdec($hex)
         $dec = 0;
         $len = strlen($hex);
         for ($i = 1; $i <= $len; $i++) {
-            $dec = bcadd($dec, bcmul(strval(hexdec($hex[$i - 1])), bcpow('16', strval($len - $i))));
+            if (ctype_xdigit($hex[$i - 1])) {
+                $dec = bcadd($dec, bcmul(strval(hexdec($hex[$i - 1])), bcpow('16', strval($len - $i))));
+            }
         }
         return $dec;
     }