develop core Hooks, remain hooks is defined but not develop

sisvietnamvn_main/src/main/java/com/sisvietnamvn/web/controller/PageController.java

@@ -7,6 +7,7 @@ import com.sisvietnamvn.web.domain.Page;
 import com.sisvietnamvn.web.security.AuthoritiesConstants;
 import com.sisvietnamvn.web.security.SecurityUtils;
 import com.sisvietnamvn.web.service.PageService;
+import com.sisvietnamvn.web.hook.HookManager;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.http.HttpStatus;
@@ -31,19 +32,25 @@ public class PageController {
 
     private final PageService pageService;
     private final ObjectMapper objectMapper;
+    private final HookManager hookManager;
 
-    public PageController(PageService pageService, ObjectMapper objectMapper) {
+    public PageController(PageService pageService, ObjectMapper objectMapper, HookManager hookManager) {
         this.pageService = pageService;
         this.objectMapper = objectMapper;
+        this.hookManager = hookManager;
     }
 
-    /**
-     * GET /page/{slug} : Render a page dynamically by slug.
-     */
     @GetMapping("/page/{slug}")
     public String getPage(@PathVariable("slug") String slug, Model model) {
         LOG.debug("REST request to get public Page : {}", slug);
-        return renderPage(pageService.findBySlug(slug), model);
+        Page page = pageService.findBySlug(slug)
+            .orElseThrow(() -> new ResponseStatusException(HttpStatus.NOT_FOUND));
+        
+        // Apply WordPress-style Content Filters
+        page.setTitle(hookManager.applyFilters("the_title", page.getTitle()));
+        page.setContent(hookManager.applyFilters("the_content", page.getContent()));
+        
+        return renderPage(Optional.of(page), model);
     }
 
     @GetMapping("/")

sisvietnamvn_main/src/main/java/com/sisvietnamvn/web/controller/PostController.java

@@ -3,6 +3,7 @@ package com.sisvietnamvn.web.controller;
 import com.sisvietnamvn.web.domain.PageStatus;
 import com.sisvietnamvn.web.domain.Post;
 import com.sisvietnamvn.web.repository.PostRepository;
+import com.sisvietnamvn.web.hook.HookManager;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
@@ -16,9 +17,11 @@ import org.springframework.web.server.ResponseStatusException;
 public class PostController {
 
     private final PostRepository postRepository;
+    private final HookManager hookManager;
 
-    public PostController(PostRepository postRepository) {
+    public PostController(PostRepository postRepository, HookManager hookManager) {
         this.postRepository = postRepository;
+        this.hookManager = hookManager;
     }
 
     @GetMapping("/{slug}")
@@ -31,6 +34,13 @@ public class PostController {
             throw new ResponseStatusException(HttpStatus.NOT_FOUND);
         }
 
+        // Apply WordPress-style Content Filters
+        post.setTitle(hookManager.applyFilters("the_title", post.getTitle()));
+        post.setContent(hookManager.applyFilters("the_content", post.getContent()));
+        if (post.getExcerpt() != null) {
+            post.setExcerpt(hookManager.applyFilters("the_excerpt", post.getExcerpt()));
+        }
+
         model.addAttribute("post", post);
         
         // Safely format the Instant to avoid Thymeleaf parsing errors

sisvietnamvn_main/src/main/java/com/sisvietnamvn/web/hook/HookManager.java

@@ -47,6 +47,16 @@ public class HookManager {
         }
     }
 
+    /**
+     * Executes an action and returns an empty string.
+     * This is useful for invoking actions directly within Thymeleaf templates
+     * (e.g., <th:block th:text="${@hookManager.doActionAndReturn('wp_head')}"></th:block>).
+     */
+    public String doActionAndReturn(String hookName, Object... args) {
+        doAction(hookName, args);
+        return "";
+    }
+
     // --- Filters ---
 
     public <T> void addFilter(String hookName, FilterCallback<T> callback, int priority) {

sisvietnamvn_main/src/main/java/com/sisvietnamvn/web/service/UserService.java

@@ -41,16 +41,20 @@ public class UserService {
 
     private final CacheManager cacheManager;
 
+    private final com.sisvietnamvn.web.hook.HookManager hookManager;
+
     public UserService(
         UserRepository userRepository,
         PasswordEncoder passwordEncoder,
         AuthorityRepository authorityRepository,
-        CacheManager cacheManager
+        CacheManager cacheManager,
+        com.sisvietnamvn.web.hook.HookManager hookManager
     ) {
         this.userRepository = userRepository;
         this.passwordEncoder = passwordEncoder;
         this.authorityRepository = authorityRepository;
         this.cacheManager = cacheManager;
+        this.hookManager = hookManager;
     }
 
     public Optional<User> activateRegistration(String key) {
@@ -126,6 +130,10 @@ public class UserService {
         userRepository.save(newUser);
         this.clearUserCaches(newUser);
         LOG.debug("Created Information for User: {}", newUser);
+
+        // Trigger WordPress-style hook
+        hookManager.doAction("user_register", newUser.getId());
+
         return newUser;
     }
 
@@ -207,6 +215,10 @@ public class UserService {
                 userRepository.save(user);
                 this.clearUserCaches(user);
                 LOG.debug("Changed Information for User: {}", user);
+                
+                // Trigger WordPress-style hook
+                hookManager.doAction("profile_update", user.getId());
+                
                 return user;
             })
             .map(AdminUserDTO::new);