invoiceninja/app/Http/Requests/Company/UpdateCompanyRequest.php

<?php
/**
 * Invoice Ninja (https://invoiceninja.com)
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2020. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://opensource.org/licenses/AAL
 */

namespace App\Http\Requests\Company;

use App\DataMapper\CompanySettings;
use App\Http\Requests\Request;
use App\Http\ValidationRules\ValidSettingsRule;
use App\Utils\Ninja;
use App\Utils\Traits\MakesHash;
use Illuminate\Support\Facades\Log;
use Illuminate\Validation\Rule;

class UpdateCompanyRequest extends Request
{
    use MakesHash;
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */

    public function authorize() : bool
    {
        return auth()->user()->can('edit', $this->company);
    }


    public function rules()
    {
        $rules = [];

        $rules['company_logo'] = 'mimes:jpeg,jpg,png,gif|max:10000'; // max 10000kb
        $rules['settings'] = new ValidSettingsRule();
        $rules['industry_id'] = 'integer|nullable';
        $rules['size_id'] = 'integer|nullable';
        $rules['country_id'] = 'integer|nullable';
        $rules['work_email'] = 'email|nullable';

        if (isset($rules['portal_mode']) && ($rules['portal_mode'] == 'domain' || $rules['portal_mode'] == 'iframe')) {
            $rules['portal_domain'] = 'sometimes|url';
        } else {
            $rules['portal_domain'] = 'nullable|alpha_num';
        }

        if($this->company->account->isPaidHostedClient())
            return $settings;

        return $rules;
    }

    protected function prepareForValidation()
    {

        $input = $this->all();
        
            if(array_key_exists('settings', $input))
                $input['settings'] = $this->filterSaveableSettings($input['settings']);

        $this->replace($input);
    }

    /**
     * For the hosted platform, we restrict the feature settings.
     *
     * This method will trim the company settings object 
     * down to the free plan setting properties which 
     * are saveable
     * 
     * @param  object $settings
     * @return object $settings
     */
    private function filterSaveableSettings($settings)
    {
        $account = $this->company->account;

        if(!$account->isFreeHostedClient())
            return $settings;

        $saveable_casts = CompanySettings::$free_plan_casts;

        foreach($settings as $key => $value){

            if(!array_key_exists($key, $saveable_casts))
                unset($settings->{$key});

        }
        
        return $settings;

    }

}