* [bug #55925, 0.4h, done] show alert before create doc without selected lib.

module/doc/js/app.ui.js

@@ -52,7 +52,6 @@ function processDocAppAction(action, docApp)
 
     if(typeof action === 'string')
     {
-
         action = {call: action};
     }
     if(Array.isArray(action))
@@ -607,6 +606,14 @@ function getActions(type, info)
  */
 const commands =
 {
+    /* 创建文档。 Create doc. */
+    startCreateDoc: function()
+    {
+        const docApp = getDocApp();
+        if(!docApp.libList.length) return zui.Modal.alert(getLang('createLibFirst'));
+        if(!docApp.libID)          return zui.Modal.alert(getLang('selectLibFirst'));
+        docApp.startCreateDoc();
+    },
     /** 上传文档。Upload Doc. */
     uploadDoc: function()
     {

module/doc/lang/en.php

@@ -367,6 +367,8 @@ $lang->doc->errorParentChapter   = 'The parent chapter cannot be its own chapter
 $lang->doc->errorOthersCreated   = 'There are documents created by others in this library. You cannot move it.';
 $lang->doc->confirmLeaveOnEdit   = 'Check that you have unsaved document content, do you want to continue?';
 $lang->doc->errorOccurred        = 'An error occurred. Please try again later.';
+$lang->doc->selectLibFirst       = 'Please select a lib first.';
+$lang->doc->createLibFirst       = 'Please create a lib first.';
 
 $lang->doc->noticeAcl['lib']['product']['default']   = "Users who can access the selected {$lang->productCommon} can access it.";
 $lang->doc->noticeAcl['lib']['product']['custom']    = "Users who can access the selected {$lang->productCommon} or users in the whiltelist can access it.";

module/doc/lang/zh-cn.php

@@ -367,6 +367,8 @@ $lang->doc->errorParentChapter   = '父章节不能是自身章节及子章节
 $lang->doc->errorOthersCreated   = '该库下其他人创建的文档暂不支持移动，是否确认移动？';
 $lang->doc->confirmLeaveOnEdit   = '检查到您有未保存的文档内容，是否继续跳转？';
 $lang->doc->errorOccurred        = '操作失败，请稍后再试！';
+$lang->doc->selectLibFirst       = '请先选择文档库。';
+$lang->doc->createLibFirst       = '请先创建文档库。';
 
 $lang->doc->noticeAcl['lib']['product']['default']   = "有所选{$lang->productCommon}访问权限的用户可以访问。";
 $lang->doc->noticeAcl['lib']['product']['custom']    = "有所选{$lang->productCommon}访问权限或白名单里的用户可以访问。";

module/doc/ui/app.html.php

@@ -115,6 +115,8 @@ $langData->sortCatalog           = $lang->doc->sortCatalog;
 $langData->sortDoclib            = $lang->doc->sortDoclib;
 $langData->sortDoc               = $lang->doc->sortDoc;
 $langData->errorOccurred         = $lang->doc->errorOccurred;
+$langData->selectLibFirst        = $lang->doc->selectLibFirst;
+$langData->createLibFirst        = $lang->doc->createLibFirst;
 
 /**
  * 通过语言项定义文档表格列显示名称。