创建版本

app/Gdoo/Index/Models/Attachment.php

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+<?php namespace Gdoo\Index\Models;
+
+use DB;
+use Auth;
+
+class Attachment extends BaseModel
+{
+    protected $table = 'attachment';
+}

app/Gdoo/Index/Models/BaseModel.php

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+<?php namespace Gdoo\Index\Models;
+
+use DB;
+
+use Illuminate\Database\Eloquent\Model as Eloquent;
+use App\Illuminate\Database\Query\Builder as QueryBuilder;
+
+class BaseModel extends Eloquent
+{
+    public $timestamps = false;
+
+    /**
+     * 设置不允许批量赋值的字段
+     */
+    protected $guarded = ['id'];
+
+    /**
+     * 获取连接的新查询生成器实例
+     *
+     * @return \App\Database\Query\Builder
+     */
+    protected function newBaseQueryBuilder()
+    {
+        $connection = $this->getConnection();
+        return new QueryBuilder(
+            $connection,
+            $connection->getQueryGrammar(),
+            $connection->getPostProcessor()
+        );
+    }
+
+    /**
+     * 重写日期格式
+     */
+    public function getDateFormat()
+    {
+        return 'U';
+    }
+
+    public function getDates()
+    {
+        return [];
+    }
+
+    public function scopeWithAt($query, $relation, array $columns)
+    {
+        return $query->with([$relation => function ($query) use ($columns) {
+            $query->select(array_merge(['id'], $columns));
+        }]);
+    }
+
+    /**
+     * 查询 Dialog 字段显示的值，其他模型可复写此方法
+     */
+    public function scopeDialog($query, $value)
+    {
+        return $query->whereIn('id', $value)->get();
+    }
+
+    /**
+     * 取得所有层级
+     *
+     * @var string $columns 选择字段
+     */
+    public function scopeTree($query, $select = ['node.*'])
+    {
+        $rows = $this->from(DB::raw($this->from.' as node, '.$this->from.' as parent'))
+        ->select($select)
+        ->selectRaw('(COUNT(parent.id)-1) level')
+        ->whereRaw('node.lft BETWEEN parent.lft AND parent.rgt')
+        ->groupBy('node.id')
+        ->orderBy('node.lft', 'asc');
+
+        $result = array();
+
+        if (is_array($rows)) {
+            foreach ($rows as $row) {
+                $row['layer'] = str_repeat('|&ndash;', $row['level']);
+                $result[$row['id']] = $row;
+            }
+        }
+        return $result;
+    }
+    
+    /**
+     * 取得指定层级集
+     *
+     * @var int $id 条件编号
+     * $type int 0.包含自己的所有子类, 1.包含自己所有父类
+     */
+    public function scopeTreeById($query, $id, $type = 0)
+    {
+        $table = $this->table;
+        $rows = $this->from(DB::raw($table.' as node, '.$table.' as parent'))
+        ->whereRaw($type == 0 ? 'node.lft BETWEEN parent.lft AND parent.rgt' : 'parent.rgt BETWEEN node.lft AND node.rgt')
+        ->where('parent.id', $id)
+        ->groupBy('node.id')
+        ->orderBy('node.lft', 'asc')
+        ->select(['node.*'])
+        ->get();
+
+        return $rows;
+    }
+
+    public function scopeToTree($query, $text = 'name', $selected = 0, $state = 'closed')
+    {
+        if ($selected > 0) {
+            $selected = $query->treeSinglePath($selected);
+        }
+        $nodes = $query->get()->toArray();
+
+        // 格式化的树
+        $tree = [];
+
+        //临时扁平数据
+        $map = [];
+
+        foreach ($nodes as $node) {
+            $node['text'] = $node[$text];
+            $node['state'] = ($state == 'closed' && empty($selected[$node['id']])) ? 'closed' : 'open';
+            $map[$node['id']] = $node;
+        }
+        unset($selected);
+
+        foreach ($nodes as $node) {
+            if (isset($map[$node['parent_id']])) {
+                $map[$node['parent_id']]['children'][] = &$map[$node['id']];
+            } else {
+                $tree[] = &$map[$node['id']];
+            }
+        }
+        unset($map, $nodes);
+        return $tree;
+    }
+
+    /**
+     * 将所有子节点的ID压入根节点
+     */
+    public function scopeToChild($query, array $select = array('*'))
+    {
+        $items = $query->get($select)->keyBy('id')->toArray();
+        $id = 0;
+        foreach ($items as &$item) {
+            $path = explode(',', $item['path']);
+            $item['parent'] = $path;
+        }
+        return $items;
+    }
+
+    /**
+     * 返回当前节点的完整路径
+     */
+    public function scopeTreeSinglePath($query, $id)
+    {
+        $table = $this->table;
+        $rows = $this->from(DB::raw($table.' as node, '.$table.' as parent'))
+        ->whereRaw('node.lft BETWEEN parent.lft AND parent.rgt')
+        ->where('node.id', $id)
+        ->orderBy('node.lft', 'asc')
+        ->select(['parent.*'])
+        ->get()->keyBy('id');
+        return $rows;
+    }
+
+    /**
+     * 重建树形结构的左右值
+     *
+     * @var $parent_id 构建的开始id
+     */
+    public function scopeTreeRebuild($query, $parent_id = 0, $left = 0, $layer = 0)
+    {
+        // 左值 +1 是右值
+        $right = $left + 1;
+
+        // 获得这个节点的所有子节点
+        $rows = $this->where('parent_id', $parent_id)
+        ->orderBy('sort', 'asc')
+        ->get(['id', 'parent_id', 'lft', 'rgt']);
+
+        if ($rows->count()) {
+            foreach ($rows as $row) {
+                // 这个节点的子$right是当前的右值，这是由treeRebuild函数递增
+                $right = $this->TreeRebuild($row->id, $right, $layer + 1);
+            }
+        }
+
+        // 更新左右值
+        $this->where('id', $parent_id)->orderBy('sort', 'asc')
+        ->update(['lft'=>$left, 'rgt'=>$right, 'layer' => $layer]);
+
+        // 返回此节点的右值+1
+        return $right + 1;
+    }
+}

app/Gdoo/Index/Models/Region.php

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+<?php namespace Gdoo\Index\Models;
+
+class Region extends BaseModel
+{
+    protected $table = 'region';
+}

app/Gdoo/Index/Models/Share.php

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+<?php namespace Gdoo\Index\Models;
+
+use Gdoo\Index\Models\BaseModel;
+
+class Share extends BaseModel
+{
+    public $table = 'share';
+}