327 lines
14 KiB
PHP
327 lines
14 KiB
PHP
<?php
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/**
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* Class Validator
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* @see Gump for use
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*/
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class Validator extends GUMP
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{
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private $translator;
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public function __construct()
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{
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$this->translator = BootstrapHelper::bootTranslator();
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}
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/**
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* Perform data validation against the provided ruleset
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*
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* Arrays as FIELDS are added here as a custom feature
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*
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* @access public
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* @param mixed $input
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* @param array $ruleset
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* @return mixed
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* @throws \Exception
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*/
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public function validate(array $input, array $ruleset)
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{
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$this->errors = [];
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foreach ($ruleset as $field => $rules) {
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#if(!array_key_exists($field, $input))
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#{
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# continue;
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#}
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$rules = explode('|', $rules);
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if (in_array("required", $rules) || (isset($input[$field]) && (is_array($input[$field]) || trim($input[$field]) != ''))) {
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foreach ($rules as $rule) {
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$method = NULL;
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$param = NULL;
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if (strstr($rule, ',') !== false) // has params
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{
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$rule = explode(',', $rule);
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$method = 'validate_' . $rule[0];
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$param = $rule[1];
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$rule = $rule[0];
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} else {
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$method = 'validate_' . $rule;
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}
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// array required
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if ($rule === "required" && !isset($input[$field])) {
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$result = $this->$method($field, $input, $param);
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$this->errors[] = $result;
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return;
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}
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if (is_callable([$this, $method])) {
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$result = $this->$method($field, $input, $param);
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if (is_array($result)) // Validation Failed
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{
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$this->errors[] = $result;
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return $this->errors;
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}
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} else {
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if (isset(self::$validation_methods[$rule])) {
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if (isset($input[$field])) {
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$result = call_user_func(self::$validation_methods[$rule], $field, $input, $param);
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$result = $this->$method($field, $input, $param);
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if (is_array($result)) // Validation Failed
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{
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$this->errors[] = $result;
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return $this->errors;
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}
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}
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} else {
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throw new \Exception("Validator method '$method' does not exist.");
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}
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}
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}
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}
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}
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return (count($this->errors) > 0) ? $this->errors : true;
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}
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public function filter_upper($value, $param = NULL)
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{
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return strtoupper($value);
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}
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public function filter_lower($value, $param = NULL)
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{
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return strtolower($value);
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}
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/**
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* Converts all error array into a single string
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* @return void
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*/
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public function addErrorsToFlashMessage($flash)
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{
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$errors = $this->get_errors_array(true);
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if (!empty($errors)) {
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foreach ($errors as $error) {
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$flash->addMessage('error', $error);
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}
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}
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}
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/**
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* Returns error array without HTML
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* @param null $convert_to_string
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* @return array|null
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*/
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public function get_errors_array($convert_to_string = NULL)
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{
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if (empty($this->errors)) {
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return ($convert_to_string) ? NULL : [];
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}
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$resp = [];
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foreach ($this->errors as $e) {
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$field = ucwords(str_replace(['_', '-'], chr(32), $e['field']));
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$param = $e['param'];
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// Let's fetch explicit field names if they exist
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if (array_key_exists($e['field'], self::$fields)) {
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$field = self::$fields[$e['field']];
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}
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switch ($e['rule']) {
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case 'mismatch' :
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_required':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_json_string':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_email':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_max_len':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_min_len':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_exact_len':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_alpha':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_alpha_numeric':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_alpha_dash':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_numeric':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_integer':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_boolean':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_float':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_url':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_url_exists':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_ip':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_cc':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_valid_name':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_contains':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => implode(', ', $param)]);
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break;
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case 'validate_street_address':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_date':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_min_numeric':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_max_numeric':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_equals':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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case 'validate_set_min_len':
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $this->translator->trans('form_field_' . strtolower(str_replace([' '], '', $field))), '%param%' => $param]);
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break;
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default:
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$resp[$field] = $this->translator->trans($e['rule'], ['%field%' => $field, '%param%' => $param]);
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}
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}
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return $resp;
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}
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/**
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* @param array $input
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* @param array $fields
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* @param bool $utf8_encode
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* @return array
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*/
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public function sanitize(array $input, array $fields = array(), $utf8_encode = true)
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{
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$magic_quotes = (bool)get_magic_quotes_gpc();
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if (empty($fields)) {
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$fields = array_keys($input);
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}
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$return = array();
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foreach ($fields as $field) {
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if (!isset($input[$field])) {
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continue;
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} else {
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$value = $input[$field];
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if (is_string($value)) {
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if ($magic_quotes === true) {
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$value = stripslashes($value);
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}
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if (strpos($value, "\r") !== false) {
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$value = trim($value);
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}
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if (function_exists('iconv') && function_exists('mb_detect_encoding') && $utf8_encode) {
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$current_encoding = mb_detect_encoding($value);
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if ($current_encoding != 'UTF-8' && $current_encoding != 'UTF-16') {
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$value = iconv($current_encoding, 'UTF-8', $value);
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}
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}
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$value = strip_tags(trim(filter_var($value, FILTER_SANITIZE_STRING, FILTER_FLAG_NO_ENCODE_QUOTES)));
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}
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$return[$field] = $value;
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}
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}
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return $return;
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}
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protected function validate_set_min_len($field, $input, $param = NULL)
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{
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$err = [
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'field' => $field,
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'value' => $input[$field],
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'rule' => __FUNCTION__,
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'param' => $param,
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];
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if (!is_array($input[$field])) {
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return $err;
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}
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// default value
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if (empty($param)) $param = 1;
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if (count($input[$field]) < $param) return $err;
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return true;
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}
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/** Validates if $field content is equal to $param
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* @param $field
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* @param $input
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* @param $param
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* @return bool
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*/
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protected function validate_equals($field, $input, $param)
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{
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$err = [
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'field' => $field,
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'value' => $input[$field],
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'rule' => __FUNCTION__,
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'param' => $param,
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];
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if (!isset($input[$field]) || empty($input[$field]) || empty($param) || !isset($param)) {
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return $err;
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}
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if ($input[$field] != $param || $input[$field] !== $param) {
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return $err;
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}
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return true;
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}
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}
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