统一邮件模板系统：添加 blacklist_spam_notify 和 username_change_notify 配置，重构相关文件使用统一接口

email-templates/blacklist-spam-notify.php

@@ -43,58 +43,16 @@ function argon_send_blacklist_spam_notify_email($comment) {
 		'token' => $feedback_token
 	], home_url());
 	
-	// 邮件设置
-	$settings = argon_get_email_settings();
-	$site_name = get_bloginfo('name');
-	$site_url = home_url();
-	
-	// 邮件主题
-	$subject = sprintf('[%s] 您的评论被系统拦截', $site_name);
-	
-	// 邮件内容
-	$message = argon_get_email_template('base', [
-		'site_name' => $site_name,
-		'site_url' => $site_url,
-		'header_color' => $settings['header_color'],
-		'content' => sprintf('
-			<h2 style="color: #333; font-size: 20px; margin-bottom: 20px;">评论拦截通知</h2>
-			<p style="color: #666; line-height: 1.8; margin-bottom: 15px;">
-				您好，%s！
-			</p>
-			<p style="color: #666; line-height: 1.8; margin-bottom: 15px;">
-				您在文章《<a href="%s" style="color: #5e72e4; text-decoration: none;">%s</a>》中的评论因触发关键字过滤规则而被系统自动拦截。
-			</p>
-			<div style="background: #f8f9fa; border-left: 4px solid #ffc107; padding: 15px; margin: 20px 0; border-radius: 4px;">
-				<p style="color: #666; margin: 0 0 10px 0;"><strong>您的评论内容：</strong></p>
-				<p style="color: #666; margin: 0; font-style: italic;">%s</p>
-			</div>
-			<div style="background: #fff3cd; border: 1px solid #ffc107; padding: 15px; margin: 20px 0; border-radius: 4px;">
-				<p style="color: #856404; margin: 0 0 10px 0;"><strong>触发的关键字：</strong>%s</p>
-			</div>
-			<p style="color: #666; line-height: 1.8; margin-bottom: 15px;">
-				如果您认为这是一次误判，可以点击下方按钮申请 AI 复审。我们的 AI 系统会重新评估您的评论，如果确认无误，将自动恢复您的评论并优化关键字规则。
-			</p>
-			<div style="text-align: center; margin: 30px 0;">
-				<a href="%s" style="display: inline-block; padding: 12px 30px; background: #5e72e4; color: #fff; text-decoration: none; border-radius: 4px; font-weight: bold;">申请 AI 复审</a>
-			</div>
-			<p style="color: #999; font-size: 12px; line-height: 1.6; margin-top: 30px; padding-top: 20px; border-top: 1px solid #eee;">
-				此邮件由系统自动发送，请勿直接回复。如有疑问，请联系网站管理员。
-			</p>
-		',
-			esc_html($comment->comment_author),
-			esc_url(get_permalink($post->ID)),
-			esc_html($post->post_title),
-			esc_html($comment->comment_content),
-			esc_html($keywords_text),
-			esc_url($feedback_url)
-		)
-	]);
+	// 准备模板变量
+	$vars = array(
+		'post_title' => $post->post_title,
+		'post_url' => get_permalink($post->ID),
+		'commenter_name' => $comment->comment_author,
+		'comment_content' => $comment->comment_content,
+		'blacklist_keywords' => $keywords_text,
+		'feedback_url' => $feedback_url,
+	);
 	
 	// 发送邮件
-	$headers = ['Content-Type: text/html; charset=UTF-8'];
-	if (!empty($settings['from_email'])) {
-		$headers[] = 'From: ' . $settings['from_name'] . ' <' . $settings['from_email'] . '>';
-	}
-	
-	return wp_mail($comment->comment_author_email, $subject, $message, $headers);
+	return argon_send_email($comment->comment_author_email, 'blacklist_spam_notify', $vars);
 }