From beba961edf5dbb4fceecc11c6542394d4b8168ec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B5=AA=E5=AD=90?= <jkjoy@live.cn>
Date: Wed, 5 Jun 2024 11:41:03 +0800
Subject: [PATCH] =?UTF-8?q?=E8=87=AA=E5=AE=9A=E8=8E=B7=E5=8F=96cover?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 postlist.php | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/postlist.php b/postlist.php
index 8392b66..4e949be 100644
--- a/postlist.php
+++ b/postlist.php
@@ -56,13 +56,19 @@
 				 <a href="<?php $this->permalink() ?>#comments"><?php $this->commentsNum('评论', '1 评论', '%d 评论'); ?></a>
 	    </div>
     </div>    
-    <?php $firstImage = show_first_image($this->content); ?>
-    <?php if($firstImage): ?>
-    <img src="<?php echo $firstImage; ?>" alt="文章图片" class="cover"/>
-    <?php endif; ?>    
+    <?php
+// 从文章内容中提取第一张图片
+$firstImage = show_first_image($this->content);
+// 检查自定义字段cover是否已设置
+$cover = $this->fields->cover;
+// 如果自定义字段cover已设置，则优先使用
+// 如果没有设置，则显示文章的第一张图片
+$imageToDisplay = !empty($cover) ? $cover : $firstImage;
+if($imageToDisplay): ?>
+    <img src="<?php echo $imageToDisplay; ?>" alt="文章图片" class="cover"/>
+<?php endif; ?>  
 </article>
 	<?php endwhile; ?>
- 
     <?php
             $this->pagenav(
                 '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M10.8284 12.0007L15.7782 16.9504L14.364 18.3646L8 12.0007L14.364 5.63672L15.7782 7.05093L10.8284 12.0007Z" fill="var(--main)"></path></svg>',