完善栏目删除时的操作，自动整理左右值

module/Admin/src/Admin/Controller/CategoryController.php

@@ -45,6 +45,7 @@ class CategoryController extends AbstractActionController
 		$category = new \Sookon\Article\Category;
 		$this->ViewModel->setVariable('ptype',$category->ptype);
 		$this->ViewModel->setVariable('categories',$category->GetFullCategory());
+		$this->ViewModel->setVariable('deepField',$category->DeepTitle);
 		
 		if(empty($submit) || !$this->getRequest()->isXmlHttpRequest())
 			return $this->ViewModel;
@@ -124,4 +125,27 @@ class CategoryController extends AbstractActionController
 		}
 		
 	}
+	
+	public function delAction()
+	{
+		$id = (int)$this->params()->fromRoute('id');
+		
+		if(empty($id) || $id<=0)
+		{
+			return view::Post($this,"参数错误",-1);
+		}
+		
+		$category = new \Sookon\Article\Category;
+		
+		$status = $category->del($id);
+		
+		if($status === TRUE)
+		{
+			return view::Post($this,"删除成功！",-1);
+		}else{
+			if(is_string($status))
+				return view::Post($this,$status,-1);
+			return view::Post($this,"删除失败!",-1);
+		}
+	}
 }

module/Admin/view/admin/category/list.phtml

@@ -39,7 +39,9 @@
                         <td><?= $v['ptype'] ?></td>
                         <td><?= date("Y-m-d H:i",strtotime($v['ts_created'])) ?></td>
                         <td>
-                        	<a href="" onclick="return confirm('是否确定删除?')"><span class="glyphicon glyphicon-trash"></span></a>
+                        	<a href="<?= $this->url('admin',array('controller'=>'category','action'=>'del','ac'=>'content','id'=>$v['id'])) ?>" onclick="return confirm('是否确定删除?')">
+                            	<span class="glyphicon glyphicon-trash"></span>
+                            </a>
                             <a href="<?= $this->url('admin',array('controller'=>'category','action'=>'edit','ac'=>'content','id'=>$v['id'])) ?>"><span class="glyphicon glyphicon-pencil"></span></a>
                             <a href="<?= $this->url('admin',array('controller'=>'category','action'=>'edit','ac'=>'moveup','id'=>$v['id'])) ?>">
                             	<span class="glyphicon glyphicon-arrow-up"></span>

vendor/Sookon/Article/Category.php

@@ -665,4 +665,36 @@ class Category
 		return $row;
 	}
 	
+	//删除某个栏目
+	public function del($id)
+	{
+		if(empty($id) || !is_numeric($id))
+		{
+			return "参数错误";
+		}
+		
+		$cate = $this->fetch($id);
+		
+		if($cate[$this->fld_right] - $cate[$this->fld_left] > 1)
+		{
+			return "此栏目包含子栏目，不能直接删除，需要先删除子栏目";
+		}
+		
+		$sql = "DELETE FROM ".$this->CategoryTable." WHERE id=$id";
+		if($this->db->exec($sql))
+		{
+			$sql = "UPDATE ".$this->CategoryTable.
+				   " SET ".$this->fld_right."=".$this->fld_right."-2".
+				   " WHERE ".$this->fld_right.">".$cate[$this->fld_right];
+			  
+			$sql2 = "UPDATE ".$this->CategoryTable.
+				   " SET ".$this->fld_left."=".$this->fld_left."-2".
+				   " WHERE ".$this->fld_left.">".$cate[$this->fld_left];
+				   
+			if($this->db->exec($sql) || $this->db->exec($sql2))
+				return true;
+			else
+				return false;
+		}
+	}
 }