新增生成pdf

app/common/utils/approval/model/ApprovalFlows.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace app\common\approval\model;
+
+use support\Model;
+
+class ApprovalFlows extends Model
+{
+    /**
+     * The connection name for the model.
+     *
+     * @var string|null
+     */
+    protected $connection = 'mysql';
+    
+    /**
+     * The table associated with the model.
+     *
+     * @var string
+     */
+    protected $table = 'approval_flows';
+
+    /**
+     * The primary key associated with the table.
+     *
+     * @var string
+     */
+    protected $primaryKey = 'id';
+
+    /**
+     * Indicates if the model should be timestamped.
+     *
+     * @var bool
+     */
+    public $timestamps = true;
+    
+    
+    protected $dateFormat = 'U';
+
+    /**
+     * 允许自动填充模型字段
+     */
+    protected $fillable = ['id', 'name', 'type', 'steps', 'is_active', 'timeout_hours', 'timeout_action', 'created_at', 'updated_at'];
+
+    /**
+     * 不允许自动填充模型字段
+     */
+    protected $guarded = [];
+}