Mr.X


<?php
/**
Copyright 2011-2014 Nick Korbel

This file is part of Booked Scheduler.

Booked Scheduler is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Booked Scheduler is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Booked Scheduler.  If not, see <http://www.gnu.org/licenses/>.
*/


class PasswordComplexityValidator extends ValidatorBase implements IValidator
{
    private $password;

    public function __construct($passwordPlainText)
    {
        $this->password = $passwordPlainText;
    }

    public function Validate()
    {
        $caseRequirements = Configuration::Instance()->GetSectionKey(ConfigSection::PASSWORD, ConfigKeys::PASSWORD_UPPER_AND_LOWER, new BooleanConverter());
        $letters = Configuration::Instance()->GetSectionKey(ConfigSection::PASSWORD, ConfigKeys::PASSWORD_LETTERS, new IntConverter());
        $numbers = Configuration::Instance()->GetSectionKey(ConfigSection::PASSWORD, ConfigKeys::PASSWORD_NUMBERS, new IntConverter());

        $passwordNumbers = preg_match_all( "/[^a-zA-Z]/", $this->password, $m1);
        $passwordUpper = preg_match_all( "/[A-Z]/", $this->password, $m2);
        $passwordLower = preg_match_all( "/[a-z]/", $this->password, $m3);
        $passwordLetters = strlen($this->password);

        if (empty($letters))
        {
            $letters = 6;
        }

        $this->isValid = $passwordNumbers >= $numbers && $passwordLetters >= $letters;

        if ($caseRequirements)
        {
            $this->isValid = $this->isValid && $passwordUpper > 0 && $passwordLower > 0;
        }

        if (!$this->IsValid())
        {
            if (!$caseRequirements)
            {
                $this->AddMessage(Resources::GetInstance()->GetString('PasswordError', array($letters, $numbers)));
            }
            else
            {
                $this->AddMessage(Resources::GetInstance()->GetString('PasswordErrorRequirements', array($letters, $numbers)));
            }
        }
    }

}