From 005951ee4dcb790ceba10473fa38190c5381d0df Mon Sep 17 00:00:00 2001
From: joyqi <joyqi@segmentfault.com>
Date: Fri, 29 Dec 2023 14:31:39 +0800
Subject: [PATCH] add open graph and twitter card support add canonical link

---
 var/Widget/Archive.php | 46 +++++++++++++++++++++++++++---------------
 var/Widget/Options.php |  9 +++++++++
 2 files changed, 39 insertions(+), 16 deletions(-)

diff --git a/var/Widget/Archive.php b/var/Widget/Archive.php
index 1b83eb21..95aff2ef 100644
--- a/var/Widget/Archive.php
+++ b/var/Widget/Archive.php
@@ -951,6 +951,7 @@ class Archive extends Contents
             'rss1'         => $this->archiveFeedRssUrl,
             'commentReply' => 1,
             'antiSpam'     => 1,
+            'social'       => 1,
             'atom'         => $this->archiveFeedAtomUrl
         ];
 
@@ -965,22 +966,7 @@ class Archive extends Contents
         $allows = self::pluginHandle()->call('headerOptions', $allows, $this);
         $title = (empty($this->archiveTitle) ? '' : $this->archiveTitle . ' &raquo; ') . $this->options->title;
 
-        $header = '';
-        if (!empty($allows['description'])) {
-            $header .= '<meta name="description" content="' . $allows['description'] . '" />' . "\n";
-        }
-
-        if (!empty($allows['keywords'])) {
-            $header .= '<meta name="keywords" content="' . $allows['keywords'] . '" />' . "\n";
-        }
-
-        if (!empty($allows['generator'])) {
-            $header .= '<meta name="generator" content="' . $allows['generator'] . '" />' . "\n";
-        }
-
-        if (!empty($allows['template'])) {
-            $header .= '<meta name="template" content="' . $allows['template'] . '" />' . "\n";
-        }
+        $header = '<link rel="canonical" href="' . $this->archiveUrl . '" />' . "\n";
 
         if (!empty($allows['pingback']) && 2 == $this->options->allowXmlRpc) {
             $header .= '<link rel="pingback" href="' . $allows['pingback'] . '" />' . "\n";
@@ -1011,6 +997,34 @@ class Archive extends Contents
                 . $title . ' &raquo; ATOM 1.0" href="' . $allows['atom'] . '" />' . "\n";
         }
 
+        if (!empty($allows['description'])) {
+            $header .= '<meta name="description" content="' . $allows['description'] . '" />' . "\n";
+        }
+
+        if (!empty($allows['keywords'])) {
+            $header .= '<meta name="keywords" content="' . $allows['keywords'] . '" />' . "\n";
+        }
+
+        if (!empty($allows['generator'])) {
+            $header .= '<meta name="generator" content="' . $allows['generator'] . '" />' . "\n";
+        }
+
+        if (!empty($allows['template'])) {
+            $header .= '<meta name="template" content="' . $allows['template'] . '" />' . "\n";
+        }
+
+        if (!empty($allows['social'])) {
+            $header .= '<meta property="og:type" content="' . ($this->is('single') ? 'article' : 'website') . '" />' . "\n";
+            $header .= '<meta property="og:url" content="' . $this->archiveUrl . '" />' . "\n";
+            $header .= '<meta name="twitter:title" property="og:title" itemprop="name" content="'
+                . htmlspecialchars($this->archiveTitle ?? $this->options->title) . '" />' . "\n";
+            $header .= '<meta name="twitter:description" property="og:description" itemprop="description" content="'
+                . htmlspecialchars($this->archiveDescription ?? $this->options->description) . '" />' . "\n";
+            $header .= '<meta property="og:site_name" content="' . htmlspecialchars($this->options->title) . '" />' . "\n";
+            $header .= '<meta name="twitter:card" content="summary" />' . "\n";
+            $header .= '<meta name="twitter:domain" content="' . $this->options->siteDomain . '" />' . "\n";
+        }
+
         if ($this->options->commentsThreaded && $this->is('single')) {
             if ('' != $allows['commentReply']) {
                 if (1 == $allows['commentReply']) {
diff --git a/var/Widget/Options.php b/var/Widget/Options.php
index 70f9c3f5..18da0cb9 100644
--- a/var/Widget/Options.php
+++ b/var/Widget/Options.php
@@ -29,6 +29,7 @@ if (!defined('__TYPECHO_ROOT_DIR__')) {
  * @property string $xmlRpcUrl
  * @property string $index
  * @property string $siteUrl
+ * @property string $siteDomain
  * @property array $routingTable
  * @property string $rootUrl
  * @property string $pluginUrl
@@ -453,6 +454,14 @@ class Options extends Base
         return $siteUrl;
     }
 
+    /**
+     * @return string
+     */
+    protected function ___siteDomain(): string
+    {
+        return parse_url($this->siteUrl, PHP_URL_HOST);
+    }
+
     /**
      * RSS2.0
      *