laravel中使用WangEditor及多图上传

先下载前端库文件wangEditor，解压到目录public/vendor/wangEditor-3.0.9。

然后新建组件类app/Admin/Extensions/WangEditor.php。
关于WangEditor设置部分请阅读官方文档

<?php

namespace App\Admin\Extensions;

use Encore\Admin\Form\Field;

class WangEditor extends Field
{
    protected $view = 'admin.wang-editor';

    protected static $css = [
        '/vendor/wangEditor-3.0.9/release/wangEditor.min.css',
    ];

    protected static $js = [
        '/vendor/wangEditor-3.0.9/release/wangEditor.min.js',
    ];

    public function render()
    {
        $name = $this->formatName($this->column);

        $this->script = <<<EOT

var E = window.wangEditor
var editor = new E('#{$this->id}');
editor.customConfig.uploadFileName = 'mypic[]';
editor.customConfig.uploadImgHeaders = {
    'X-CSRF-TOKEN': $('input[name="_token"]').val()
}
editor.customConfig.zIndex = 0;
// 上传路径
editor.customConfig.uploadImgServer = '/uploadFile';
editor.customConfig.onchange = function (html) {
    $('input[name=$name]').val(html);
}
editor.customConfig.uploadImgHooks = {
    customInsert: function (insertImg, result, editor) {
        if (typeof(result.length) != "undefined") {
            for (var i = 0; i <= result.length - 1; i++) {
                var j = i;
                var url = result[i].newFileName;
                insertImg(url);
            }
            toastr.success(result[j]['info']);
        }

        switch (result['ResultData']) {
            case 6:
                toastr.error("最多可以上传4张图片");
                break;
            case 5:
                toastr.error("请选择一个文件");
                break;
            case 4:
                toastr.error("上传失败");
                break;
            case 3:
                toastr.error(result['info']);
                break;
            case 2:
                toastr.error("文件类型不合法");
                break;
            case 1:
                toastr.error(result['info']);
                break;
        }
    }
}
editor.create();

// var editor = new wangEditor('{$this->id}');
//     editor.create();

EOT;
        return parent::render();

    }
}

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

class UploadsController extends Controller
{
    public function uploadImg(Request $request)
    {
        $file = $request->file("mypic");
        // dd($file);
        if (!empty($file)) {
            foreach ($file as $key => $value) {
                $len = $key;
            }
            if ($len > 25) {
                return response()->json(['ResultData' => 6, 'info' => '最多可以上传25张图片']);
            }
            $m = 0;
            $k = 0;
            for ($i = 0; $i <= $len; $i++) {
                // $n 表示第几张图片
                $n = $i + 1;
                if ($file[$i]->isValid()) {
                    if (in_array(strtolower($file[$i]->extension()), ['jpeg', 'jpg', 'gif', 'gpeg', 'png'])) {
                        $picname = $file[$i]->getClientOriginalName();//获取上传原文件名
                        $ext = $file[$i]->getClientOriginalExtension();//获取上传文件的后缀名
                        // 重命名
                        $filename = time() . str_random(6) . "." . $ext;
                        if ($file[$i]->move("uploads/images", $filename)) {
                            $newFileName = '/' . "uploads/images" . '/' . $filename;
                            $m = $m + 1;
                            // return response()->json(['ResultData' => 0, 'info' => '上传成功', 'newFileName' => $newFileName ]);

                        } else {
                            $k = $k + 1;
                            // return response()->json(['ResultData' => 4, 'info' => '上传失败']);
                        }
                        $msg = $m . "张图片上传成功 " . $k . "张图片上传失败<br>";
                        $return[] = ['ResultData' => 0, 'info' => $msg, 'newFileName' => $newFileName];
                    } else {
                        return response()->json(['ResultData' => 3, 'info' => '第' . $n . '张图片后缀名不合法!<br/>' . '只支持jpeg/jpg/png/gif格式']);
                    }
                } else {
                    return response()->json(['ResultData' => 1, 'info' => '第' . $n . '张图片超过最大限制!<br/>' . '图片最大支持2M']);
                }
            }

        } else {
            return response()->json(['ResultData' => 5, 'info' => '请选择文件']);
        }
        return $return;
    }
}

作者：北极熊猫2017
链接：https://www.jianshu.com/p/0c20e8a6db37
來源：简书

pxwei edit at Nov 24, 2018 at 10:54 am