UploadFileService 文件上传

application/api_broker/service/UploadFileService.php

+<?php
+/**
+ * Created by PhpStorm.
+ * User: hu jun
+ * Date: 2018/6/22
+ * Time: 16:21
+ */
+
+namespace app\api_broker\service;
+
+
+use think\File;
+
+class UploadFileService
+{
+    /**
+     * 文件上传
+     *
+     * @param $_upload_file
+     * @param $type
+     * @param int $size
+     * @param array $ext
+     * @return array
+     */
+    public function upload($_upload_file, $type, $size = 1000000, $ext = [ 'jpg' ])
+    {
+        $check = $this->checkUploadFile($_upload_file, $size, $ext);
+
+        if (isset($check['code']) || isset($check[0]['code'])) {
+            return $check;
+        }
+
+        $data = [];
+
+        $valid_date['size'] = $size;
+
+        $path = ROOT_PATH . 'public/';
+
+        switch ($type) {
+            case 1 :
+                $path .= 'static/user_header/';
+                break;
+            case 2 :
+                $path .= 'static/head_portrait/';
+                break;
+            case 3:
+                $path .= 'resource/lib/Attachments/images/';
+            default :
+                $path .= 'static/';
+        }
+
+        $path     .= date('Ymd');
+        $name_str = date('YmdHis') . mt_rand(1000);
+
+        if (is_array($_upload_file['tmp_name'])) {
+            foreach ($_upload_file['tmp_name'] as $k => $v) {
+                $name_str  .= $k;
+                $_file     = new File($v);
+                $file_info = pathinfo($_upload_file['name'][$k]);
+                $info      = $_file->validate($valid_date)->move($path, $name_str . '.' . $file_info['extension']);
+
+                if ($info) {
+                    $data[$k]['code']     = 200;
+                    $data[$k]['img_path'] = $info->getSaveName();  //生成的图片路径
+                    $data[$k]['img_ext']  = $info->getExtension();
+                } else {
+                    $data[$k]['code']  = 101;
+                    $data[$k]['error'] = $_file->getError();
+                }
+            }
+
+        } else {
+
+            $_file     = new File($_upload_file['tmp_name']);
+            $file_info = pathinfo($_upload_file['name']);
+            $info      = $_file->validate($valid_date)->move($path, $name_str . '.' . $file_info['extension']);
+            if ($info) {
+                $data['code']     = 200;
+                $data['img_path'] = $info->getSaveName();  //生成的图片路径
+                $data['img_ext']  = $info->getExtension();
+            } else {
+                $data['code']  = 101;
+                $data['error'] = $_file->getError();
+            }
+
+        }
+
+        return $data;
+    }
+
+    /**
+     * 检查文件大小事
+     *
+     * @param $_upload_file
+     * @param $size
+     * @param $ext
+     * @return array
+     */
+    public function checkUploadFile($_upload_file, $size, $ext)
+    {
+        $data = [];
+        if (is_array($_upload_file['tmp_name'])) {
+            foreach ($_upload_file['tmp_name'] as $k => $v) {
+
+                $file_info = pathinfo($_upload_file['name'][$k]);
+
+                if (filesize($v) > $size) {
+                    $data[0]['code']  = 101;
+                    $data[0]['error'] = '文件太大无法上传';
+                    break;
+                }
+
+                if (!in_array($file_info['extension'], $ext)) {
+                    $data[0]['code']  = 101;
+                    $data[0]['error'] = '文件类型不符无法上传';
+                    break;
+                }
+
+            }
+        } else {
+
+            if (filesize($_upload_file['tmp_name']) > $size) {
+                $data['code']  = 101;
+                $data['error'] = '文件太大无法上传';
+            }
+
+            $file_info = pathinfo($_upload_file['name']);
+            if (!in_array($file_info['extension'], $ext)) {
+                $data['code']  = 101;
+                $data['error'] = '文件类型不符无法上传';
+            }
+        }
+
+        return $data;
+    }
+}
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