diff --git a/app/src/main/assets/ClipboardGuard.js b/app/src/main/assets/ClipboardGuard.js
new file mode 100644
index 00000000..152f1869
--- /dev/null
+++ b/app/src/main/assets/ClipboardGuard.js
@@ -0,0 +1,5 @@
+/**
+ * @name: ClipboardGuard
+ * @author: huanchengfly
+ **/
+"use strict";function _toConsumableArray(e){if(Array.isArray(e)){for(var n=0,r=Array(e.length);n<e.length;n++)r[n]=e[n];return r}return Array.from(e)}function eventHandler(e){console.log(e.path.length),e.path.length>=threshold||confirm("ClipboardGuardCopyRequest")||(e.preventDefault(),e.stopPropagation())}var threshold=7,key=encodeURIComponent("ClipboardGuardRunning");!function(){if(!window[key])try{window[key]=!0,[document].concat(_toConsumableArray(Array.from(document.getElementsByTagName("iframe")).map(function(e){return e.contentDocument}))).forEach(function(e){e.addEventListener("copy",eventHandler,{passive:!1,capture:!0})})}catch(e){console.log("ClipboardGuard: "+e)}}();
\ No newline at end of file
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/components/dialogs/PermissionDialog.java b/app/src/main/java/com/huanchengfly/tieba/post/components/dialogs/PermissionDialog.java
index 5a5e8105..9a7c7093 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/components/dialogs/PermissionDialog.java
+++ b/app/src/main/java/com/huanchengfly/tieba/post/components/dialogs/PermissionDialog.java
@@ -132,5 +132,6 @@ public class PermissionDialog extends AlertDialog implements View.OnClickListene
     public static class CustomPermission {
         public static final int PERMISSION_LOCATION = 0;
         public static final int PERMISSION_START_APP = 1;
+        public static final int PERMISSION_CLIPBOARD_COPY = 2;
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/fragments/WebViewFragment.java b/app/src/main/java/com/huanchengfly/tieba/post/fragments/WebViewFragment.java
index af5209b3..888c2671 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/fragments/WebViewFragment.java
+++ b/app/src/main/java/com/huanchengfly/tieba/post/fragments/WebViewFragment.java
@@ -70,6 +70,7 @@ public class WebViewFragment extends BaseFragment implements DownloadListener {
     private String tbliteJs;
     private String nightJs;
     private String aNightJs;
+    private String clipboardGuardJs;
     private WebView mWebView;
     private NavigationHelper navigationHelper;
     private ValueCallback<Uri> uploadMessage;
@@ -190,6 +191,7 @@ public class WebViewFragment extends BaseFragment implements DownloadListener {
         tbliteJs = AssetUtil.getStringFromAsset(getAttachContext(), "tblite.js");
         nightJs = AssetUtil.getStringFromAsset(getAttachContext(), "night.js");
         aNightJs = AssetUtil.getStringFromAsset(getAttachContext(), "anight.js");
+        clipboardGuardJs = AssetUtil.getStringFromAsset(getAttachContext(), "ClipboardGuard.js");
     }
 
     @Override
@@ -264,6 +266,7 @@ public class WebViewFragment extends BaseFragment implements DownloadListener {
 
     private void injectJavaScript() {
         if (mWebView == null) return;
+        mWebView.evaluateJavascript(clipboardGuardJs, null);
         String nowTheme = ThemeUtil.getTheme(getAttachContext());
         String url = mWebView.getUrl();
         if (url == null || nowTheme == null) {
@@ -415,12 +418,27 @@ public class WebViewFragment extends BaseFragment implements DownloadListener {
         }
 
         public boolean onJsConfirm(WebView view, String url, String message, final JsResult result) {
-            DialogUtil.build(view.getContext())
-                    .setTitle("Confirm")
-                    .setMessage(message)
-                    .setPositiveButton(android.R.string.ok, (dialog, which) -> result.confirm())
-                    .setNegativeButton(android.R.string.cancel, (dialog, which) -> result.cancel())
-                    .create().show();
+            if ("ClipboardGuardCopyRequest".equalsIgnoreCase(message)) {
+                Uri uri = Uri.parse(mWebView.getUrl());
+                if (uri != null && uri.getHost() != null) {
+                    new PermissionDialog(getAttachContext(),
+                            new PermissionBean(PermissionDialog.CustomPermission.PERMISSION_CLIPBOARD_COPY,
+                                    uri.getHost(),
+                                    getAttachContext().getString(R.string.title_ask_permission_clipboard_copy, uri.getHost()),
+                                    R.drawable.ic_round_file_copy))
+                            .setOnGrantedCallback(isForever -> result.confirm())
+                            .setOnDeniedCallback(isForever -> result.cancel())
+                            .show();
+                }
+            } else {
+                DialogUtil.build(view.getContext())
+                        .setTitle("Confirm")
+                        .setMessage(message)
+                        .setPositiveButton(android.R.string.ok, (dialog, which) -> result.confirm())
+                        .setNegativeButton(android.R.string.cancel, (dialog, which) -> result.cancel())
+                        .create()
+                        .show();
+            }
             return true;
         }
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index ef5c0b9a..10c30b45 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -209,6 +209,7 @@
     <string name="button_denied">禁止</string>
     <string name="title_not_ask">不再询问</string>
     <string name="title_ask_permission">要允许 %1$s 访问您的%2$s吗？</string>
+    <string name="title_ask_permission_clipboard_copy">要允许 %1$s 写入您的剪贴板吗？</string>
     <string name="title_start_app_permission">要允许 %1$s 打开您的%2$s吗？</string>
     <string name="name_multiapp">应用</string>
     <string name="settings_status_bar_darker">状态栏遮罩</string>
@@ -399,4 +400,11 @@
     <string name="title_oksign_fail">签到失败</string>
     <string name="text_login_first">请先登录</string>
     <string name="update_tip_loading">正在检查更新</string>
+    <string name="title_thread_post_recommend">建议您使用其他途径发贴</string>
+    <string name="message_thread_post_recommend">继续使用本软件发贴可能会出现发贴失败、发贴被隐藏甚至封号等异常情况，建议您使用官方客户端或 PC 网页版发贴</string>
+    <string name="button_official_client_post">使用官方客户端发贴</string>
+    <string name="toast_start_failed">启动失败</string>
+    <string name="button_pc_web_post">使用 PC 网页版发贴</string>
+    <string name="button_lite_post">继续使用本软件发贴</string>
+    <string name="permission_name_clipboard_copy">写入剪贴板</string>
 </resources>