diff --git a/app/Http/Controllers/Api/FileController.php b/app/Http/Controllers/Api/FileController.php
index a3fe123c..55321908 100755
--- a/app/Http/Controllers/Api/FileController.php
+++ b/app/Http/Controllers/Api/FileController.php
@@ -33,13 +33,18 @@ class FileController extends AbstractController
         $data = Request::all();
         $pid = intval($data['pid']);
         //
+        $permission = 1000;
         if ($pid > 0) {
-            File::allowFind($pid);
+            File::permissionFind($pid, 0, $permission);
             $builder = File::wherePid($pid);
         } else {
             $builder = File::whereUserid($user->userid);
         }
+        //
         $array = $builder->take(500)->get()->toArray();
+        foreach ($array as &$item) {
+            $item['permission'] = $permission;
+        }
         //
         if ($pid > 0) {
             // 遍历获取父级
@@ -50,7 +55,7 @@ class FileController extends AbstractController
                 }
                 $pid = $file->pid;
                 $temp = $file->toArray();
-                $temp['allow'] = $file->chackAllow($user->userid);
+                $temp['permission'] = $file->getPermission($user->userid);
                 $array[] = $temp;
             }
         } else {
@@ -81,23 +86,27 @@ class FileController extends AbstractController
     /**
      * 获取单条数据
      *
-     * @apiParam {String} [code]         链接码（用于预览）
-     * @apiParam {Number} [id]           文件ID（需要权限，用于管理）
+     * @apiParam {Number|String} id
+     * - Number 文件ID（需要登录）
+     * - String 链接码（不需要登录，用于预览）
      *
      * @return array
      */
     public function one()
     {
-        if (Request::exists("code")) {
-            $fileLink = FileLink::whereCode(Request::input('code'))->first();
+        $id = Request::input('id');
+        //
+        if (Base::isNumber($id)) {
+            User::auth();
+            $file = File::permissionFind(intval($id));
+        } elseif ($id) {
+            $fileLink = FileLink::whereCode($id)->first();
             $file = $fileLink?->file;
             if (empty($file)) {
                 return Base::retError('链接不存在');
             }
         } else {
-            User::auth();
-            $id = intval(Request::input('id'));
-            $file = File::allowFind($id);
+            return Base::retError('参数错误');
         }
         return Base::retSuccess('success', $file);
     }
@@ -146,7 +155,7 @@ class FileController extends AbstractController
         //
         if ($id > 0) {
             // 修改
-            $file = File::allowFind($id, 1);
+            $file = File::permissionFind($id, 1);
             //
             $file->name = $name;
             $file->save();
@@ -180,7 +189,7 @@ class FileController extends AbstractController
                 if (File::wherePid($pid)->count() >= 300) {
                     return Base::retError('每个文件夹里最多只能创建300个文件或文件夹');
                 }
-                $row = File::allowFind($pid, 1, '主文件不存在');
+                $row = File::permissionFind($pid, 1);
                 $userid = $row->userid;
             } else {
                 if (File::whereUserid($user->userid)->wherePid(0)->count() >= 300) {
@@ -215,7 +224,7 @@ class FileController extends AbstractController
         //
         $id = intval(Request::input('id'));
         //
-        $row = File::allowFind($id);
+        $row = File::permissionFind($id);
         //
         $userid = $user->userid;
         if ($row->pid > 0) {
@@ -257,7 +266,7 @@ class FileController extends AbstractController
         $id = intval(Request::input('id'));
         $pid = intval(Request::input('pid'));
         //
-        $file = File::allowFind($id, 1000);
+        $file = File::permissionFind($id, 1000);
         //
         if ($pid > 0) {
             if (!File::whereUserid($user->userid)->whereId($pid)->exists()) {
@@ -291,7 +300,7 @@ class FileController extends AbstractController
         //
         $id = intval(Request::input('id'));
         //
-        $file = File::allowFind($id, 1000);
+        $file = File::permissionFind($id, 1000);
         //
         $file->deleteFile();
         return Base::retSuccess('删除成功', $file);
@@ -300,20 +309,25 @@ class FileController extends AbstractController
     /**
      * 获取文件内容
      *
-     * @apiParam {String} [code]         链接码（用于预览）
-     * @apiParam {Number} [id]           文件ID（需要权限，用于管理）
+     * @apiParam {Number|String} id
+     * - Number 文件ID（需要登录）
+     * - String 链接码（不需要登录，用于预览）
      */
     public function content()
     {
-        if (Request::exists("code")) {
-            $fileLink = FileLink::whereCode(Request::input('code'))->first();
+        $id = Request::input('id');
+        //
+        if (Base::isNumber($id)) {
+            User::auth();
+            $file = File::permissionFind(intval($id));
+        } elseif ($id) {
+            $fileLink = FileLink::whereCode($id)->first();
             $file = $fileLink?->file;
             if (empty($file)) {
                 return Base::retError('链接不存在');
             }
         } else {
-            $id = intval(Request::input('id'));
-            $file = File::allowFind($id);
+            return Base::retError('参数错误');
         }
         //
         $content = FileContent::whereFid($file->id)->orderByDesc('id')->first();
@@ -334,7 +348,7 @@ class FileController extends AbstractController
         $id = Base::getPostInt('id');
         $content = Base::getPostValue('content');
         //
-        $file = File::allowFind($id, 1);
+        $file = File::permissionFind($id, 1);
         //
         $text = '';
         if ($file->type == 'document') {
@@ -387,7 +401,7 @@ class FileController extends AbstractController
         $key = Request::input('key');
         $url = Request::input('url');
         //
-        $file = File::allowFind($id, 1);
+        $file = File::permissionFind($id, 1);
         //
         if ($status === 2) {
             $parse = parse_url($url);
@@ -434,7 +448,7 @@ class FileController extends AbstractController
             if (File::wherePid($pid)->count() >= 300) {
                 return Base::retError('每个文件夹里最多只能创建300个文件或文件夹');
             }
-            $row = File::allowFind($pid, 1, '主文件不存在');
+            $row = File::permissionFind($pid, 1);
             $userid = $row->userid;
         } else {
             if (File::whereUserid($user->userid)->wherePid(0)->count() >= 300) {
@@ -618,7 +632,7 @@ class FileController extends AbstractController
         //
         $id = intval(Request::input('id'));
         //
-        $file = File::allowFind($id);
+        $file = File::permissionFind($id);
         //
         if ($file->userid == $user->userid) {
             return Base::retError('不能退出自己共享的文件');
@@ -653,7 +667,7 @@ class FileController extends AbstractController
         $id = intval(Request::input('id'));
         $refresh = Request::input('refresh', 'no');
         //
-        $file = File::allowFind($id, 1000);
+        $file = File::permissionFind($id, 1000);
         if ($file->type == 'folder') {
             return Base::retError('文件夹暂不支持此功能');
         }
diff --git a/app/Models/File.php b/app/Models/File.php
index 4cd8b777..24984d56 100644
--- a/app/Models/File.php
+++ b/app/Models/File.php
@@ -53,30 +53,9 @@ class File extends AbstractModel
     /**
      * 是否有访问权限
      * @param $userid
-     * @param int $permission 要求权限: 0-访问权限、1-读写权限、1000-所有者
-     */
-    public function exceAllow($userid, $permission = 0)
-    {
-        if ($this->chackAllow($userid) < $permission) {
-            if ($permission == 1000) {
-                $msg = '仅限所有者操作';
-            } elseif ($permission == 1) {
-                $msg = '没有读写权限';
-            } else {
-                $msg = '没有访问权限';
-            }
-            throw new ApiException($msg);
-        }
-    }
-
-    /**
-     * 是否有访问权限
-     *  ① 自己的文件夹
-     *  ② 在指定共享成员内
-     * @param $userid
      * @return int -1:没有权限，0:访问权限，1:读写权限，1000:所有者
      */
-    public function chackAllow($userid)
+    public function getPermission($userid)
     {
         if ($userid == $this->userid) {
             // ① 自己的文件夹
@@ -238,17 +217,26 @@ class File extends AbstractModel
     /**
      * 获取文件并检测权限
      * @param $id
-     * @param int $permission 要求权限: 0-访问权限、1-读写权限、1000-所有者
-     * @param null $noExistTis  文件不存在的描述
+     * @param int $limit 要求权限: 0-访问权限、1-读写权限、1000-所有者
+     * @param $permission
      * @return File
      */
-    public static function allowFind($id, $permission = 0, $noExistTis = null)
+    public static function permissionFind($id, $limit = 0, &$permission = -1)
     {
         $file = File::find($id);
         if (empty($file)) {
-            throw new ApiException($noExistTis ?: '文件不存在或已被删除');
+            throw new ApiException('文件不存在或已被删除');
+        }
+        //
+        $permission = $file->getPermission(User::userid());
+        if ($permission < $limit) {
+            $msg = match ($limit) {
+                1000 => '仅限所有者操作',
+                1 => '没有读写权限',
+                default => '没有访问权限',
+            };
+            throw new ApiException($msg);
         }
-        $file->exceAllow(User::userid(), $permission);
         return $file;
     }
 }
diff --git a/resources/assets/js/components/OnlyOffice.vue b/resources/assets/js/components/OnlyOffice.vue
index 17ff8c9a..a14134a5 100644
--- a/resources/assets/js/components/OnlyOffice.vue
+++ b/resources/assets/js/components/OnlyOffice.vue
@@ -46,15 +46,19 @@ export default {
                 return "office_" + Math.round(Math.random() * 10000);
             }
         },
+        code: {
+            type: String,
+            default: ''
+        },
         value: {
             type: [Object, Array],
             default: function () {
                 return {}
             }
         },
-        code: {
-            type: String,
-            default: ''
+        readOnly: {
+            type: Boolean,
+            default: false
         },
     },
 
@@ -80,18 +84,6 @@ export default {
     computed: {
         ...mapState(['userToken', 'userInfo']),
 
-        isPreview() {
-            return !!this.code
-        },
-
-        fileUrl() {
-            if (this.isPreview) {
-                return 'http://nginx/api/file/content/?code=' + this.code;
-            } else {
-                return 'http://nginx/api/file/content/?id=' + this.value.id + '&token=' + this.userToken;
-            }
-        },
-
         fileType() {
             return this.getType(this.value.type);
         },
@@ -102,9 +94,9 @@ export default {
     },
 
     watch: {
-        fileUrl: {
-            handler(url)  {
-                if (!url) {
+        'value.id': {
+            handler(id)  {
+                if (!id) {
                     return;
                 }
                 this.loadIng++;
@@ -112,9 +104,9 @@ export default {
                     this.loadIng--;
                     if (e !== null) {
                         $A.modalAlert("组件加载失败！");
-                        return;
+                    } else {
+                        this.loadFile()
                     }
-                    this.loadFile()
                 })
             },
             immediate: true,
@@ -135,9 +127,6 @@ export default {
         },
 
         loadFile() {
-            if (!this.fileUrl) {
-                return;
-            }
             if (this.docEditor !== null) {
                 this.docEditor.destroyEditor();
                 this.docEditor = null;
@@ -154,12 +143,13 @@ export default {
                     break;
             }
             //
+            let fileKey = this.code || this.value.id;
             const config = {
                 "document": {
                     "fileType": this.fileType,
-                    "key": this.fileType + '-' + this.value.id,
+                    "key": this.fileType + '-' + fileKey,
                     "title": this.fileName + '.' + this.fileType,
-                    "url": this.fileUrl,
+                    "url": 'http://nginx/api/file/content/?id=' + fileKey + '&token=' + this.userToken,
                 },
                 "editorConfig": {
                     "mode": "edit",
@@ -171,7 +161,7 @@ export default {
                     "customization": {
                         "uiTheme": "theme-classic-light",
                     },
-                    "callbackUrl": 'http://nginx/api/file/content/office?id=' + this.value.id + '&token=' + this.userToken,
+                    "callbackUrl": 'http://nginx/api/file/content/office?id=' + fileKey + '&token=' + this.userToken,
                 }
             };
             if (this.isPreview) {
diff --git a/resources/assets/js/components/TEditor.vue b/resources/assets/js/components/TEditor.vue
index 10245f33..fb218eb7 100755
--- a/resources/assets/js/components/TEditor.vue
+++ b/resources/assets/js/components/TEditor.vue
@@ -111,7 +111,7 @@
                 type: Boolean,
                 default: false
             },
-            readonly: {
+            readOnly: {
                 type: Boolean,
                 default: false
             },
@@ -180,7 +180,7 @@
                     }
                 }
             },
-            readonly(value) {
+            readOnly(value) {
                 if (this.editor !== null) {
                     if (value) {
                         this.editor.setMode('readonly');
@@ -317,7 +317,7 @@
                             editor.on('Init', (e) => {
                                 this.editorT = editor;
                                 this.editorT.setContent(this.content);
-                                if (this.readonly) {
+                                if (this.readOnly) {
                                     this.editorT.setMode('readonly');
                                 } else {
                                     this.editorT.setMode('design');
@@ -345,7 +345,7 @@
                                 this.spinShow = false;
                                 this.editor = editor;
                                 this.editor.setContent(this.content);
-                                if (this.readonly) {
+                                if (this.readOnly) {
                                     this.editor.setMode('readonly');
                                 } else {
                                     this.editor.setMode('design');
diff --git a/resources/assets/js/pages/manage/components/FileContent.vue b/resources/assets/js/pages/manage/components/FileContent.vue
index 2cceadf5..bec699d6 100644
--- a/resources/assets/js/pages/manage/components/FileContent.vue
+++ b/resources/assets/js/pages/manage/components/FileContent.vue
@@ -312,7 +312,8 @@ export default {
             this.unsaveTip = false;
         },
 
-        formatName({name, ext}) {
+        formatName(file) {
+            let {name, ext} = file;
             if (ext != '') {
                 name += "." + ext;
             }
diff --git a/resources/assets/js/pages/manage/components/FilePreview.vue b/resources/assets/js/pages/manage/components/FilePreview.vue
index 87e9eba2..a2bca489 100644
--- a/resources/assets/js/pages/manage/components/FilePreview.vue
+++ b/resources/assets/js/pages/manage/components/FilePreview.vue
@@ -5,6 +5,7 @@
             <div v-show="!['word', 'excel', 'ppt'].includes(file.type)" class="edit-header">
                 <div class="header-title">
                     {{formatName(file)}}
+                    <Tag color="default">{{$L('只读')}}</Tag>
                 </div>
                 <Dropdown v-if="file.type=='mind' || file.type=='flow' || file.type=='sheet'"
                           trigger="click"
@@ -26,12 +27,12 @@
             <div v-if="contentDetail" class="content-body">
                 <template v-if="file.type=='document'">
                     <MDPreview v-if="contentDetail.type=='md'" :initialValue="contentDetail.content"/>
-                    <TEditor v-else v-model="contentDetail.content" height="100%" readonly/>
+                    <TEditor v-else v-model="contentDetail.content" height="100%" readOnly/>
                 </template>
                 <Flow v-else-if="file.type=='flow'" ref="myFlow" v-model="contentDetail" readOnly/>
                 <Minder v-else-if="file.type=='mind'" ref="myMind" v-model="contentDetail" readOnly/>
                 <LuckySheet v-else-if="file.type=='sheet'" ref="mySheet" v-model="contentDetail" readOnly/>
-                <OnlyOffice v-else-if="['word', 'excel', 'ppt'].includes(file.type)" v-model="contentDetail" :code="code"/>
+                <OnlyOffice v-else-if="['word', 'excel', 'ppt'].includes(file.type)" v-model="contentDetail" :code="code" readOnly/>
             </div>
         </template>
         <div v-if="loadContent > 0 || previewLoad" class="content-load"><Loading/></div>
@@ -82,9 +83,9 @@ export default {
     },
 
     watch: {
-        code: {
-            handler(code) {
-                if (code) {
+        'file.id': {
+            handler(id) {
+                if (id) {
                     this.contentDetail = null;
                     this.getContent();
                 }
@@ -132,7 +133,7 @@ export default {
             this.$store.dispatch("call", {
                 url: 'file/content',
                 data: {
-                    code: this.code,
+                    id: this.code || this.file.id,
                 },
             }).then(({data}) => {
                 this.loadIng--;
@@ -161,7 +162,8 @@ export default {
             }
         },
 
-        formatName({name, ext}) {
+        formatName(file) {
+            let {name, ext} = file;
             if (ext != '') {
                 name += "." + ext;
             }
diff --git a/resources/assets/js/pages/manage/file.vue b/resources/assets/js/pages/manage/file.vue
index 375b73d7..515c2d7b 100644
--- a/resources/assets/js/pages/manage/file.vue
+++ b/resources/assets/js/pages/manage/file.vue
@@ -28,6 +28,7 @@
                     <li v-else v-for="item in navigator" @click="pid=item.id">
                         <i v-if="item.share" class="taskfont">&#xe63f;</i>
                         <span :title="item.name">{{item.name}}</span>
+                        <span v-if="item.share && item.permission == 0" class="readonly">{{$L('只读')}}</span>
                     </li>
                 </ul>
                 <Button v-if="shearFile" :disabled="shearFile.pid == pid" size="small" type="primary" @click="shearTo">
@@ -282,7 +283,8 @@
             v-model="editShow"
             class="page-file-drawer"
             :mask-closable="false">
-            <FileContent v-model="editShow" :file="editInfo"/>
+            <FileContent v-if="editInfo.permission > 0" v-model="editShow" :file="editInfo"/>
+            <FilePreview v-else-if="editInfo.permission > -1" :file="editInfo"/>
         </DrawerOverlay>
 
     </div>
@@ -298,11 +300,12 @@ import {sortBy} from "lodash";
 import UserInput from "../../components/UserInput";
 import DrawerOverlay from "../../components/DrawerOverlay";
 
+const FilePreview = () => import('./components/FilePreview');
 const FileContent = () => import('./components/FileContent');
 
 
 export default {
-    components: {DrawerOverlay, UserInput, FileContent},
+    components: {FilePreview, DrawerOverlay, UserInput, FileContent},
     data() {
         return {
             loadIng: 0,
@@ -382,7 +385,7 @@ export default {
             linkLoad: 0,
 
             editShow: false,
-            editInfo: {},
+            editInfo: {permission: -1},
 
             uploadDir: false,
             uploadIng: 0,
@@ -475,7 +478,7 @@ export default {
             let {pid, files} = this;
             let array = [];
             while (pid > 0) {
-                let file = files.find(({id, allow}) => id == pid && allow > -1);
+                let file = files.find(({id, permission}) => id == pid && permission > -1);
                 if (file) {
                     array.unshift(file);
                     pid = file.pid;
@@ -674,7 +677,8 @@ export default {
             ]
         },
 
-        formatName({name, ext}) {
+        formatName(file) {
+            let {name, ext} = file;
             if (ext != '') {
                 name += "." + ext;
             }
diff --git a/resources/assets/js/pages/single/file.vue b/resources/assets/js/pages/single/file.vue
index c88b5bae..55c48a1c 100644
--- a/resources/assets/js/pages/single/file.vue
+++ b/resources/assets/js/pages/single/file.vue
@@ -3,7 +3,7 @@
         <PageTitle :title="fileInfo.name"/>
         <Loading v-if="loadIng > 0"/>
         <template v-else>
-            <FilePreview v-if="fileCode" :code="fileCode" :file="fileInfo"/>
+            <FilePreview v-if="code" :code="code" :file="fileInfo"/>
             <FileContent v-else v-model="fileShow" :file="fileInfo"/>
         </template>
     </div>
@@ -28,9 +28,10 @@ export default {
         return {
             loadIng: 0,
 
+            code: null,
+
             fileShow: true,
             fileInfo: {},
-            fileCode: null,
         }
     },
     mounted() {
@@ -47,13 +48,13 @@ export default {
     methods: {
         getInfo() {
             let id = this.$route.params.id;
-            let data = {};
-            if (id > 0) {
-                data.id = id;
-                this.fileCode = null;
-            } else if (id != '') {
-                data.code = id;
-                this.fileCode = id;
+            let data = {id};
+            if (/^\d+$/.test(id)) {
+                this.code = null;
+            } else if (id) {
+                this.code = id;
+            } else {
+                return;
             }
             this.loadIng++;
             this.$store.dispatch("call", {
diff --git a/resources/assets/sass/pages/components/file-content.scss b/resources/assets/sass/pages/components/file-content.scss
index 6a1c2681..99f1a56c 100644
--- a/resources/assets/sass/pages/components/file-content.scss
+++ b/resources/assets/sass/pages/components/file-content.scss
@@ -54,6 +54,9 @@
                     color: #000000;
                 }
             }
+            .ivu-tag {
+                margin-left: 4px;
+            }
         }
         .header-user {
             margin-right: 24px;
diff --git a/resources/assets/sass/pages/page-file.scss b/resources/assets/sass/pages/page-file.scss
index 23baa43a..1c97710d 100644
--- a/resources/assets/sass/pages/page-file.scss
+++ b/resources/assets/sass/pages/page-file.scss
@@ -149,6 +149,17 @@
                         overflow: hidden;
                         white-space: nowrap;
                         text-overflow: ellipsis;
+                        &.readonly {
+                            transform: scale(0.8);
+                            transform-origin: right center;
+                            border-radius: 2px;
+                            line-height: 20px;
+                            font-size: 12px;
+                            padding: 0 5px;
+                            color: #515a6e;
+                            background: #f7f7f7;
+                            border: 1px solid #e8eaec;
+                        }
                     }
                 }
             }