Home-WEB/application/admin/controller/Pic.php

<?php

namespace app\admin\controller;
class Pic extends AdminControl
{
    public function upload()
    {
        if (!empty($_FILES['file']['name'])) {

            $pic_type_id = intval(input('param.pic_type_id'));
            $pic_type = input('param.pic_type');
            switch ($pic_type){
                case 'product':
                    $pic_type_url = ATTACH_PRODUCT;
                    break;
                case 'cases':
                    $pic_type_url = ATTACH_CASES;
                    break;
                case 'news':
                    $pic_type_url = ATTACH_NEWS;
                    break;
                default:
                    break;
            }
            $upload_file = BASE_UPLOAD_PATH . DS . $pic_type_url;
            $upload = request()->file('file');
            $info = $upload->validate(['ext' => 'jpg,png,gif,jpeg'])->move($upload_file);
            if ($info) {
                $file_name = $info->getFilename();
                $save_name = $info->getSaveName();
                list($width, $height, $type, $attr) = getimagesize($upload_file . DS . $save_name);
                $insert = array(
                    'pic_type' => $pic_type,
                    'pic_type_id' => $pic_type_id,
                    'pic_name' => $file_name,
                    'pic_cover' => $save_name,
                    'pic_size' => intval($_FILES['file']['size']),
                    'pic_time' => TIMESTAMP,
                );
                $result = model('pic')->addpic($insert);
                $file_url = "get_".$pic_type."_Img";
                if ($result) {
                    $data = array(
                        'file_id' => $result,
                        'file_name' => $file_name,
                        'file_url' => $file_url($save_name)
                    );
                    $output = json_encode($data);
                    echo $output;
                }
            }
        }
    }

    /**
     * 删除图片
     */
    function del()
    {
        $pic_id = intval(input('param.file_id'));
        $pic_type = intval(input('param.pic_type'));
        if ($pic_id > 0) {
            $result = model('pic')->delPic(array('pic_id' => $pic_id),$pic_type);
            if ($result > 0) {
                echo 'true';
                exit;
            }
        }
        echo 'false';
    }
}