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How to use Validator in non-Laravel projects

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Release: 2021-02-11 09:20:39
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The following column Laravel Tutorial will introduce to you how to use the Validator validator in non-Laravel projects. I hope it will be helpful to friends in need!

How to use Validator in non-Laravel projects

Installation

composer require illuminate/validation
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Introduce prompt message

Create lang/zh_cn/validation.php file in the project root directory

<?php

return [

/*
|--------------------------------------------------------------------------
| Validation Language Lines
|--------------------------------------------------------------------------
|
| The following language lines contain the default error messages used by
| the validator class. Some of these rules have multiple versions such
| as the size rules. Feel free to tweak each of these messages here.
|
*/

&#39;accepted&#39;             => ':attribute必须接受',
'active_url'           => ':attribute必须是一个合法的 URL',
'after'                => ':attribute 必须是 :date 之后的一个日期',
'after_or_equal'       => ':attribute 必须是 :date 之后或相同的一个日期',
'alpha'                => ':attribute只能包含字母',
'alpha_dash'           => ':attribute只能包含字母、数字、中划线或下划线',
'alpha_num'            => ':attribute只能包含字母和数字',
'array'                => ':attribute必须是一个数组',
'before'               => ':attribute 必须是 :date 之前的一个日期',
'before_or_equal'      => ':attribute 必须是 :date 之前或相同的一个日期',
'between'              => [
    'numeric' => ':attribute 必须在 :min 到 :max 之间',
    'file'    => ':attribute 必须在 :min 到 :max KB 之间',
    'string'  => ':attribute 必须在 :min 到 :max 个字符之间',
    'array'   => ':attribute 必须在 :min 到 :max 项之间',
],
'boolean'              =>':attribute字符必须是 true 或false, 1 或 0 ',
'confirmed'            => ':attribute 二次确认不匹配',
'date'                 => ':attribute 必须是一个合法的日期',
'date_format'          => ':attribute 与给定的格式 :format 不符合',
'different'            => ':attribute 必须不同于 :other',
'digits'               => ':attribute必须是 :digits 位.',
'digits_between'       => ':attribute 必须在 :min 和 :max 位之间',
'dimensions'           => ':attribute具有无效的图片尺寸',
'distinct'             => ':attribute字段具有重复值',
'email'                => ':attribute必须是一个合法的电子邮件地址',
'exists'               => '选定的 :attribute 是无效的.',
'file'                 => ':attribute必须是一个文件',
'filled'               => ':attribute的字段是必填的',
'image'                => ':attribute必须是 jpeg, png, bmp 或者 gif 格式的图片',
'in'                   => '选定的 :attribute 是无效的',
'in_array'             => ':attribute 字段不存在于 :other',
'integer'              => ':attribute 必须是个整数',
'ip'                   => ':attribute必须是一个合法的 IP 地址。',
'json'                 => ':attribute必须是一个合法的 JSON 字符串',
'max'                  => [
    'numeric' => ':attribute 的最大长度为 :max 位',
    'file'    => ':attribute 的最大为 :max',
    'string'  => ':attribute 的最大长度为 :max 字符',
    'array'   => ':attribute 的最大个数为 :max 个.',
],
'mimes'                => ':attribute 的文件类型必须是 :values',
'min'                  => [
    'numeric' => ':attribute 的最小长度为 :min 位',
    'file'    => ':attribute 大小至少为 :min KB',
    'string'  => ':attribute 的最小长度为 :min 字符',
    'array'   => ':attribute 至少有 :min 项',
],
'not_in'               => '选定的 :attribute 是无效的',
'numeric'              => ':attribute 必须是数字',
'present'              => ':attribute 字段必须存在',
'regex'                => ':attribute 格式是无效的',
'required'             => ':attribute 字段是必须的',
'required_if'          => ':attribute 字段是必须的当 :other 是 :value',
'required_unless'      => ':attribute 字段是必须的,除非 :other 是在 :values 中',
'required_with'        => ':attribute 字段是必须的当 :values 是存在的',
'required_with_all'    => ':attribute 字段是必须的当 :values 是存在的',
'required_without'     => ':attribute 字段是必须的当 :values 是不存在的',
'required_without_all' => ':attribute 字段是必须的当 没有一个 :values 是存在的',
'same'                 => ':attribute和:other必须匹配',
'size'                 => [
    'numeric' => ':attribute 必须是 :size 位',
    'file'    => ':attribute 必须是 :size KB',
    'string'  => ':attribute 必须是 :size 个字符',
    'array'   => ':attribute 必须包括 :size 项',
],
'string'               => ':attribute 必须是一个字符串',
'timezone'             => ':attribute 必须是个有效的时区.',
'unique'               => ':attribute 已存在',
'url'                  => ':attribute 无效的格式',

/*
|--------------------------------------------------------------------------
| Custom Validation Language Lines
|--------------------------------------------------------------------------
|
| Here you may specify custom validation messages for attributes using the
| convention "attribute.rule" to name the lines. This makes it quick to
| specify a specific custom language line for a given attribute rule.
|
*/

'custom' => [
    'attribute-name' => [
        'rule-name' => 'custom-message',
    ],
],

/*
|--------------------------------------------------------------------------
| Custom Validation Attributes
|--------------------------------------------------------------------------
|
| The following language lines are used to swap attribute place-holders
| with something more reader friendly such as E-Mail Address instead
| of "email". This simply helps us make messages a little cleaner.
|
*/

'attributes' => [
   // 'name'         => '名字',
   // 'age'         => '年龄',
],

];
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From: https://learnku.com/articles/5840/validation-validation-in-laravel- returns-chinese-prompt#reply104522

Encapsulation handler

Encapsulation handler

  • $translation_path Locate the lang directory just created
  • $translation_locale is Multi-language directory name, i.e. zh_cn
namespace App\handlers;


class Validator extends \Illuminate\Validation\Factory
{
    /***
     * 创建实例
     *
     * @return \Illuminate\Validation\Factory
     */

    public static function getInstance()
    {
        static $validator = null;
        if ($validator === null) {
            $translation_path = __DIR__ . '/../lang';
            $translation_locale = 'zh_cn';
            $translation_file_loader = new \Illuminate\Translation\FileLoader(new \Illuminate\Filesystem\Filesystem,
                $translation_path);
            $translator = new \Illuminate\Translation\Translator($translation_file_loader, $translation_locale);
            $validator = new \Illuminate\Validation\Factory($translator);
        }
        return $validator;
    }
}
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Reference: http://www.xiaosongit.com/index/detail/id/897.html

Use

Use directly

// 接参
$data['title']      =  '123';
$data['content']    = '123';

// 验证
$validator = Validator::getInstance()->make($data, [
    'title' => 'required|min:10',
    'content' => 'required|min:10',
]);
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Custom message prompts and defined attribute names

// 接参
$data['title']      =  '123';
$data['content']    = '123';

// 规则
$rules = [
    'title' => 'required|min:10',
    'content' => 'required|min:10',
];
// 自定义消息提示
$messages = [
    'title.required' => ':title字段必须'
];
//属性名称
$attributes = [
    'title' => '标题',
    'content' => '内容',
];
// 验证
$validator = Validator::getInstance()->make($data, $rules, $message, $attributes);
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Print error message

if ($validator->fails()) {
    print_r($validator->errors()->all());
}
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PS: For verification rules, please go to the Laravel Validator document to view

finish!

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