From 4028d7d160158fcd342deb93c983b39bca984057 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=B5=E8=84=91=E6=98=9F=E4=BA=BA?= <kenorizon@qq.com>
Date: Sat, 13 Jan 2024 22:11:38 +0800
Subject: [PATCH] fix: getHeader for Content-Type & Content-Length (#1703)

* fix: Request::getHeader for Content-Type & Content-Length

* fix: get content-type through native api

---------

Co-authored-by: joyqi <joyqi@users.noreply.github.com>
---
 var/Typecho/Request.php | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/var/Typecho/Request.php b/var/Typecho/Request.php
index 77303583..6c434f39 100644
--- a/var/Typecho/Request.php
+++ b/var/Typecho/Request.php
@@ -367,10 +367,7 @@ class Request
      */
     public function getContentType(): ?string
     {
-        return $this->getServer(
-            'CONTENT_TYPE',
-            $this->getServer('HTTP_CONTENT_TYPE')
-        );
+        return $this->getHeader('Content-Type');
     }
 
     /**
@@ -420,8 +417,14 @@ class Request
      */
     public function getHeader(string $key, ?string $default = null): ?string
     {
-        $key = 'HTTP_' . strtoupper(str_replace('-', '_', $key));
-        return $this->getServer($key, $default);
+        $key = strtoupper(str_replace('-', '_', $key));
+        
+        // Content-Type 和 Content-Length 这两个 header 还需要从不带 HTTP_ 的 key 尝试获取
+        if (in_array($key, ['CONTENT_TYPE', 'CONTENT_LENGTH'])) {
+            $default = $this->getServer($key, $default);
+        }
+
+        return $this->getServer('HTTP_' . $key, $default);
     }
 
     /**