79 lines
2.2 KiB
PHP
79 lines
2.2 KiB
PHP
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<?php
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namespace Szurubooru;
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class Validator
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{
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private $config;
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public function __construct(\Szurubooru\Config $config)
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{
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$this->config = $config;
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}
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public function validateNonEmpty($subject, $subjectName = 'Object')
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{
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if (!$subject)
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throw new \DomainException($subjectName . ' cannot be empty.');
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}
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public function validateLength($subject, $minLength, $maxLength, $subjectName = 'Object')
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{
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$this->validateMinLength($subject, $minLength, $subjectName);
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$this->validateMaxLength($subject, $maxLength, $subjectName);
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}
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public function validateMinLength($subject, $minLength, $subjectName = 'Object')
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{
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if (strlen($subject) < $minLength)
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throw new \DomainException($subjectName . ' must have at least ' . $minLength . ' character(s).');
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}
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public function validateMaxLength($subject, $maxLength, $subjectName = 'Object')
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{
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if (strlen($subject) > $maxLength)
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throw new \DomainException($subjectName . ' must have at most ' . $maxLength . ' character(s).');
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}
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public function validateUserName(&$userName)
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{
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$userName = trim($userName);
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$minUserNameLength = intval($this->config->users->minUserNameLength);
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$maxUserNameLength = intval($this->config->users->maxUserNameLength);
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$this->validateNonEmpty($userName, 'User name');
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$this->validateLength($userName, $minUserNameLength, $maxUserNameLength, 'User name');
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if (preg_match('/[^a-zA-Z_-]/', $userName))
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{
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throw new \DomainException('User name may contain only characters, numbers, underscore (_) and dash (-).');
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}
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}
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public function validateEmail($email)
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{
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if (!$email)
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return;
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if (!preg_match('/^[^@]+@[^@]+\.\w+$/', $email))
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throw new \DomainException('Specified e-mail appears to be invalid.');
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}
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public function validatePassword($password)
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{
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$minPasswordLength = intval($this->config->security->minPasswordLength);
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$this->validateNonEmpty($password, 'Password');
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$this->validateMinLength($password, $minPasswordLength, 'Password');
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if (preg_match('/[^\x20-\x7f]/', $password))
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{
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throw new \DomainException(
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'Password may contain only characters from ASCII range to avoid potential problems with encoding.');
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}
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}
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public function validateToken($token)
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{
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$this->validateNonEmpty($token, 'Token');
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}
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}
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