Send email to admin when have a new comment.

src/main/java/run/halo/app/event/comment/CommentEventListener.java

@@ -1,14 +1,21 @@
 package run.halo.app.event.comment;
 
+import cn.hutool.core.text.StrBuilder;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.event.EventListener;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Component;
+import run.halo.app.exception.ServiceException;
 import run.halo.app.model.entity.Comment;
+import run.halo.app.model.entity.Post;
+import run.halo.app.model.entity.User;
+import run.halo.app.model.properties.BlogProperties;
 import run.halo.app.model.properties.CommentProperties;
-import run.halo.app.service.CommentService;
-import run.halo.app.service.MailService;
-import run.halo.app.service.OptionService;
+import run.halo.app.service.*;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
 
 /**
  * Comment event listener.
@@ -26,12 +33,20 @@ public class CommentEventListener {
 
     private final CommentService commentService;
 
+    private final PostService postService;
+
+    private final UserService userService;
+
     public CommentEventListener(MailService mailService,
                                 OptionService optionService,
-                                CommentService commentService) {
+                                CommentService commentService,
+                                PostService postService,
+                                UserService userService) {
         this.mailService = mailService;
         this.optionService = optionService;
         this.commentService = commentService;
+        this.postService = postService;
+        this.userService = userService;
     }
 
     @Async
@@ -44,10 +59,23 @@ public class CommentEventListener {
             return;
         }
 
+        User user = userService.getCurrentUser().orElseThrow(() -> new ServiceException("Can not find blog owner"));
+
         // Get comment id
         Comment comment = commentService.getById(newEvent.getCommentId());
 
-        // TODO Complete mail sending
+        Post post = postService.getById(comment.getPostId());
+
+        Map<String, Object> data = new HashMap<>();
+
+        StrBuilder url = new StrBuilder(optionService.getByPropertyOfNullable(BlogProperties.BLOG_URL))
+                .append("/archives/")
+                .append(post.getUrl());
+        data.put("url", url.toString());
+        data.put("page", post.getTitle());
+        data.put("author", comment.getAuthor());
+        data.put("content",comment.getContent());
+        mailService.sendTemplateMail(user.getEmail(), "您的博客有新的评论", data, "common/mail_template/mail_notice.ftl");
     }
 
     @Async

src/main/java/run/halo/app/web/controller/admin/MainController.java

@@ -0,0 +1,20 @@
+package run.halo.app.web.controller.admin;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+
+/**
+ * Admin page.
+ *
+ * @author : RYAN0UP
+ * @date : 2019-04-23
+ */
+@Controller
+public class MainController {
+
+
+    @GetMapping("/admin")
+    public String admin() {
+        return "redirect:/admin/index.html";
+    }
+}

src/main/java/run/halo/app/web/controller/content/ContentArchiveController.java

@@ -33,7 +33,7 @@ import static org.springframework.data.domain.Sort.Direction.DESC;
  */
 @Slf4j
 @Controller
-@RequestMapping(value = "archives")
+@RequestMapping(value = "/archives")
 public class ContentArchiveController {
 
     private final PostService postService;

src/main/java/run/halo/app/web/controller/content/ContentIndexController.java

@@ -83,9 +83,4 @@ public class ContentIndexController {
         model.addAttribute("rainbow", rainbow);
         return themeService.render("index");
     }
-
-    @GetMapping("/admin")
-    public String admin() {
-        return "redirect:/admin/index.html";
-    }
 }

src/main/resources/templates/common/mail_template/mail_notice.ftl

@@ -5,14 +5,14 @@
                 您的博客有新的评论！
             </h1>
             <div class="emailtext" style="background:#fff;padding:20px 32px 40px;">
-                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">${author}, 您好!</p>
-                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">有访客在《${pageName}》留言:</p>
+                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">${user.nickName!}, 您好!</p>
+                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">有访客在《${page!}》留言:</p>
                     <br />
-                <p style="color: #6e6e6e;font-size:13px;line-height:24px;padding:10px 20px;background:#f8f8f8;margin:0px">
-                ${visitor}：${commentContent}
+                <p style="color: #6e6e6e;font-size:13px;line-height:24px;padding:10px 20px;background:#f8f8f8;margin:0">
+                ${content!}：${commentContent!}
                 </p>
                 <br />
-                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">你可以点击<a href="${pageUrl}">查看完整内容</a></p>
+                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">你可以点击<a href="${url!}">查看完整内容</a></p>
             </div>
         </div>
     </div>