ice framework documentation ice doc v1.10.1
    
namespace Ice\Validation\Validator;

use Ice\Validation;
use Ice\Validation\Validator;

/**
 * Length validator.
 *
 * @package     Ice/Validation
 * @category    Security
 * @author      Ice Team
 * @copyright   (c) 2014-2023 Ice Team
 * @license     http://iceframework.org/license
 *
 * 

 *  $validation = new Ice\Validation();
 *
 *  $validation->rules([
 *      'title' => 'length:10,100',
 *      'content' => [
 *          'length' => [
 *              'max' => 1000,
 *              'messageMin' => 'Too long!',
 *              'label' => 'Desctiption'
 *          ]
 *      ]
 *  ]);
 *
 *  $valid = $validation->validate($_POST);
 *
 *  if (!$valid) {
 *      $messages = $validation->getMessages();
 *  }
 * 
*/ class Length extends Validator { /** * Validate the validator * Options: min (0), max (1), label, messageMin, messageMax * * @param Validation validation * @param string field * @return boolean */ public function validate( validation, string! field) -> boolean { var value, label, message, i18n, replace, min, max, length; let value = validation->getValue(field); if value === "" || value === null { return true; } if this->has(0) { let min = this->get(0); } else { let min = this->get("min"); } if this->has(1) { let max = this->get(1); } else { let max = this->get("max"); } if function_exists("mb_strlen") { let length = mb_strlen(value); } else { let length = strlen(value); } if this->has("label") { let label = this->get("label"); } else { let label = validation->getLabel(field); } if min && length < min { if this->has("messageMin") { let message = this->get("messageMin"); } else { let message = validation->getDefaultMessage("lengthMin"); } // Translate strings if validation->getTranslate() === true && validation->getDi()->has("i18n") { let i18n = validation->getDi()->get("i18n"), label = i18n->translate(label), message = i18n->translate(message); } let replace = [":field": label, ":min": min]; validation->addMessage(field, strtr(message, replace)); return false; } if max && length > max { if this->has("messageMax") { let message = this->get("messageMax"); } else { let message = validation->getDefaultMessage("lengthMax"); } // Translate strings if validation->getTranslate() === true && validation->getDi()->has("i18n") { let i18n = validation->getDi()->get("i18n"), label = i18n->translate(label), message = i18n->translate(message); } let replace = [":field": label, ":max": max]; validation->addMessage(field, strtr(message, replace)); return false; } return true; } }