<?php
defined('BASEPATH') OR exit('No direct script access allowed');
require_once APPPATH . 'controllers/api/BaseController.php';

/**
 * Notes:上传图片
 * Created on: 2022/9/21 17:15
 * Created by: dengbw
 */
class Upload extends BaseController
{

    public function __construct()
    {
        parent::__construct();
    }

    public function index_post()
    {
        $file = $_FILES['file'];
        if (!$file) {
            $this->return_json('请选择图片');
        }
        if (!$file['tmp_name']) {//太大的图片上传，这个参数会变成空的
            $this->return_json('参数错误');
        }
        if (!file_exists(TEMP_PATH)) {
            $oldumask = umask(0);
            mkdir(TEMP_PATH, 0777, true);
            umask($oldumask);
        }
        $tmp = TEMP_PATH . md5($file['name'] . uniqid()) . substr($file['name'], strpos($file['name'], '.', strlen($file['name']) - 1));
        move_uploaded_file($file['tmp_name'], $tmp);
        if (!filesize($tmp)) {
            $this->return_json('图片有点问题，换个小的试试');
        }
        //上传图片到FTP
        $res = $this->upload_img_qiniu($tmp, "market/");
        if (!$res) {
            $this->return_json('上传失败');
        }
        $data['full_url'] = build_qiniu_image_url($res['photo']);
        $data['url'] = $res['photo'];
        $this->return_response($data);
    }

    /**
     * @param string $file 上传的文件
     * @param string $path 要保存的目录
     * @param string $filename 原始文件名称
     * @return array
     * @throws Exception
     */
    private function upload_img_qiniu($file, $path = '', $filename = '')
    {
        $phoId = md5(uniqid() . mt_rand(0, 10000) . time());
        $filename = $filename ? $filename : $file;
        $ext_arr = explode(".", $filename);
        $ext = count($ext_arr) > 1 ? $ext_arr[count($ext_arr) - 1] : 'jpg';
        if (is_uploaded_file($file)) {
            //上传图片
            $oriPath = TEMP_PATH . '/p_' . $phoId . '_ori.' . $ext;
            move_uploaded_file($file, $oriPath);
        } else {
            $oriPath = $file;
        }
        $oriKey = 'p_' . $phoId . '.' . $ext;
        // 上传到七牛后保存的文件名
        $photo = $path . date('Ym') . "/" . $oriKey;
        //上传图片到FTP
        $this->load->library('qiniu');
        $res = $this->qiniu->save($photo, file_get_contents($oriPath));
        $img_size = getimagesize($oriPath);
        $file_size = filesize($oriPath);
        $size = "{$img_size[0]},{$img_size[1]},{$file_size}";
        unlink($oriPath);
        if ($res) {
            $size = getimagesize($res['url']);
            return array('photo' => $res['file'], 'size' => $size);
        } else {
            return array();
        }
    }

}