72 lines
No EOL
1.9 KiB
PHP
72 lines
No EOL
1.9 KiB
PHP
<?php
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class Validator {
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private static function getValue($array, $keys) {
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$key = $keys[0];
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return $array[$key];
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}
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private static function getValues($array, $keys) {
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$list = [];
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foreach ($keys as $key) {
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$list[] = $array[$key];
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}
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return $list;
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}
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public function required($name, $array, $keys) {
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$value = Validator::getValue($array, $keys);
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if ($value == "" || $value == null || trim($value) == "") {
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return "{$name} field is required";
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}
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return null;
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}
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public function mail($name, $array, $keys) {
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$value = Validator::getValue($array, $keys);
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if (!is_email($value)) {
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return "{$name} field must be valid";
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}
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return null;
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}
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public function equals($name, $array, $keys) {
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$values = Validator::getValues($array, $keys);
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$match = true;
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$firstValue = $values[0];
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foreach ($values as $value) {
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if ($value !== $firstValue) {
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$match = false;
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}
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}
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if (!$match) {
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return "{$name} fields must match";
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}
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return null;
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}
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public function alphanumeric($name, $array, $keys) {
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$value = Validator::getValue($array, $keys);
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if (preg_match("/[^A-z0-9_\-]/", $value)==1) { // Thanks to "Carlos Pires" from php.net!
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return "{$name} fields must be alphanumeric";
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}
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return null;
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}
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public function unique($name, $array, $keys, $database) {
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global $db;
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$value = Validator::getValue($array, $keys);
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$table = $database["table"];
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$dbField = $database["field"];
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if ($db->checkUnique($table, $dbField, $value)) {
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return "{$value} already taken, it must be unique";
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}
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return null;
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}
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} |