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246 lines
8.8 KiB
PHP
246 lines
8.8 KiB
PHP
<?php
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namespace App\Providers;
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use App\Models\Department;
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use DB;
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use Illuminate\Support\ServiceProvider;
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use Illuminate\Validation\Rule;
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use Validator;
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/**
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* This service provider handles a few custom validation rules.
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*
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* PHP version 5.5.9
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* @version v3.0
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*/
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class ValidationServiceProvider extends ServiceProvider
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{
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/**
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* Custom email array validation
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.0]
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* @return void
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*/
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public function boot()
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{
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// Email array validator
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Validator::extend('email_array', function ($attribute, $value, $parameters, $validator) {
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$value = str_replace(' ', '', $value);
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$array = explode(',', $value);
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foreach ($array as $email) { //loop over values
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$email_to_validate['alert_email'][] = $email;
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}
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$rules = ['alert_email.*'=>'email'];
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$messages = [
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'alert_email.*'=>trans('validation.email_array'),
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];
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$validator = Validator::make($email_to_validate, $rules, $messages);
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return $validator->passes();
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});
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// Unique only if undeleted
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// This works around the use case where multiple deleted items have the same unique attribute.
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// (I think this is a bug in Laravel's validator?)
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Validator::extend('unique_undeleted', function ($attribute, $value, $parameters, $validator) {
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if (count($parameters)) {
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$count = DB::table($parameters[0])->select('id')->where($attribute, '=', $value)->whereNull('deleted_at')->where('id', '!=', $parameters[1])->count();
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return $count < 1;
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}
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});
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// Unique if undeleted for two columns
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// Same as unique_undeleted but taking the combination of two columns as unique constrain.
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Validator::extend('two_column_unique_undeleted', function ($attribute, $value, $parameters, $validator) {
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if (count($parameters)) {
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$count = DB::table($parameters[0])
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->select('id')->where($attribute, '=', $value)
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->whereNull('deleted_at')
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->where('id', '!=', $parameters[1])
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->where($parameters[2], $parameters[3])->count();
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return $count < 1;
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}
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});
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// Prevent circular references
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//
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// Example usage in Location model where parent_id references another Location:
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//
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// protected $rules = array(
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// 'parent_id' => 'non_circular:locations,id,10'
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// );
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//
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Validator::extend('non_circular', function ($attribute, $value, $parameters, $validator) {
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if (count($parameters) < 2) {
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throw new \Exception('Required validator parameters: <table>,<primary key>[,depth]');
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}
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// Parameters from the rule implementation ($pk will likely be 'id')
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$table = array_get($parameters, 0);
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$pk = array_get($parameters, 1);
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$depth = (int) array_get($parameters, 2, 50);
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// Data from the edited model
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$data = $validator->getData();
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// The primary key value from the edited model
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$data_pk = array_get($data, $pk);
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$value_pk = $value;
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// If we’re editing an existing model and there is a parent value set…
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while ($data_pk && $value_pk) {
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// It’s not valid for any parent id to be equal to the existing model’s id
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if ($data_pk == $value_pk) {
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return false;
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}
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// Avoid accidental infinite loops
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if (--$depth < 0) {
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return false;
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}
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// Get the next parent id
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$value_pk = DB::table($table)->select($attribute)->where($pk, '=', $value_pk)->value($attribute);
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}
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return true;
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});
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// Yo dawg. I heard you like validators.
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// This validates the custom validator regex in custom fields.
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// We're just checking that the regex won't throw an exception, not
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// that it's actually correct for what the user intended.
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Validator::extend('valid_regex', function ($attribute, $value, $parameters, $validator) {
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// Make sure it's not just an ANY format
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if ($value != '') {
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// Check that the string starts with regex:
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if (strpos($value, 'regex:') === false) {
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return false;
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}
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$test_string = 'My hovercraft is full of eels';
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// We have to stip out the regex: part here to check with preg_match
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$test_pattern = str_replace('regex:', '', $value);
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try {
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preg_match($test_pattern, $test_string);
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return true;
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} catch (\Exception $e) {
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return false;
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}
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}
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return true;
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});
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// This ONLY works for create/update user forms, since the Update Profile Password form doesn't
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// include any of these additional validator fields
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Validator::extend('disallow_same_pwd_as_user_fields', function ($attribute, $value, $parameters, $validator) {
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$data = $validator->getData();
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if (array_key_exists('username', $data)) {
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if ($data['username'] == $data['password']) {
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return false;
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}
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}
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if (array_key_exists('email', $data)) {
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if ($data['email'] == $data['password']) {
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return false;
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}
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}
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if (array_key_exists('first_name', $data)) {
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if ($data['first_name'] == $data['password']) {
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return false;
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}
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}
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if (array_key_exists('last_name', $data)) {
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if ($data['last_name'] == $data['password']) {
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return false;
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}
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}
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return true;
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});
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Validator::extend('letters', function ($attribute, $value, $parameters) {
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return preg_match('/\pL/', $value);
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});
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Validator::extend('numbers', function ($attribute, $value, $parameters) {
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return preg_match('/\pN/', $value);
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});
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Validator::extend('case_diff', function ($attribute, $value, $parameters) {
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return preg_match('/(\p{Ll}+.*\p{Lu})|(\p{Lu}+.*\p{Ll})/u', $value);
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});
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Validator::extend('symbols', function ($attribute, $value, $parameters) {
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return preg_match('/\p{Z}|\p{S}|\p{P}/', $value);
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});
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Validator::extend('cant_manage_self', function ($attribute, $value, $parameters, $validator) {
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// $value is the actual *value* of the thing that's being validated
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// $attribute is the name of the field that the validation is running on - probably manager_id in our case
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// $parameters are the optional parameters - an array for everything, split on commas. But we don't take any params here.
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// $validator gives us proper access to the rest of the actual data
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$data = $validator->getData();
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if (array_key_exists('id', $data)) {
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if ($value && $value == $data['id']) {
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// if you definitely have an ID - you're saving an existing user - and your ID matches your manager's ID - fail.
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return false;
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} else {
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return true;
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}
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} else {
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// no 'id' key to compare against (probably because this is a new user)
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// so it automatically passes this validation
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return true;
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}
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});
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Validator::extend('is_unique_department', function ($attribute, $value, $parameters, $validator) {
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$data = $validator->getData();
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if ((array_key_exists('location_id', $data) && $data['location_id'] != null) && (array_key_exists('company_id', $data) && $data['company_id'] != null)) {
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$count = Department::where('name', $data['name'])
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->where('location_id', $data['location_id'])
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->where('company_id', $data['company_id'])
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->whereNotNull('company_id')
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->whereNotNull('location_id')
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->count('name');
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return $count < 1;
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}
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else {
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return true;
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}
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});
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}
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/**
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* Register any application services.
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*
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* @return void
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*/
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public function register()
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{
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}
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}
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