From fc3d9b6890e29ebb3577b2e701b33bb75df39eca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B5=AA=E5=AD=90?= <jkjoy@live.cn>
Date: Sat, 18 May 2024 18:51:07 +0800
Subject: [PATCH] =?UTF-8?q?=E8=8E=B7=E5=8F=96=E6=96=87=E7=AB=A0=E7=AC=AC?=
 =?UTF-8?q?=E4=B8=80=E5=BC=A0=E5=9B=BE=E4=BD=9C=E4=B8=BAcover?=
MIME-Version: 1.0
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---
 functions.php | 10 +++++++++-
 postlist.php  |  6 +++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/functions.php b/functions.php
index 1347a5e..3542d1b 100644
--- a/functions.php
+++ b/functions.php
@@ -155,4 +155,12 @@ function allwords() {
     echo '全站共 '.$chars.' 字，写完一本我国著名的四大名著了！';}
     elseif ($chars>1000000){
     echo '全站共 '.$chars.' 字，已写一本列夫·托尔斯泰的《战争与和平》了！';}
-} 
\ No newline at end of file
+} 
+function show_first_image($content) {
+    preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $content, $matches);
+    // 检查是否找到了图片
+    if(isset($matches[1][0])){
+        return $matches[1][0];
+    }
+    return false; // 没有找到图片，返回 false
+}
\ No newline at end of file
diff --git a/postlist.php b/postlist.php
index b8567ff..fde3c59 100644
--- a/postlist.php
+++ b/postlist.php
@@ -55,7 +55,11 @@
             </svg>
 				 <a href="<?php $this->permalink() ?>#comments"><?php $this->commentsNum('评论', '1 评论', '%d 评论'); ?></a>
 	    </div>
-    </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; ?>    
 </article>
 	<?php endwhile; ?>