XForms/GlobalRegistrationForm.php5

<?php
abstract class GlobalRegistrationForm extends Form {
    //XFormsRenderModule object
    protected $xform;
    
    //AuthUser object, null if $alreadyRegistered is false
    protected $globalUser;
    
    //Whether we are creating a new authentication datbase user or not
    protected $alreadyRegistered = false;
    
    //Whether form is completed
    private $complete = false;
    
    public function __construct($globalUser = null) {
        if($globalUser !== null) {
            $this->globalUser = $globalUser;
            $this->alreadyRegistered = true;
        }
        
        SConfig::setOption("xforms.pictcha", false);
        $this->xform = new XFormsRenderModule();
    }
    
    private function makeAuthForm() {
        //Make sure we are using https since the form will have a password
        if(SConfig::getOption('spath.protocol') != 'https://') {
            SWATFunctions::redirectHTTPS();
        }
        SConfig::setOption("xforms.pictcha", true);
        
        $this->addInput('input', 'Username', 'username', 'username', true);
        $this->addInput('password', 'Password', 'password', 'password', true);
        $this->addInput('password', 'Confirm Password', 'confirmPassword', 'password', true);
        $this->addInput('input', 'First Name', 'firstName', 'name', true);
        $this->addInput('input', 'Last Name', 'lastName', 'name', true);
        $this->addInput('input', 'Email Address', 'email', 'email', true);
    }
    
    private function processAuth() {
        //Get validation object
        $val = $this->xform->getValidator();
        
        //Get passwords from xform
        $pass1 = $this->xform->getSubmittedValue('password');
        $pass2 = $this->xform->getSubmittedValue('confirmPassword');
        
        //Add an error message if passwords are not equal
        if ($pass1!= $pass2) {
            $this->xform->setErrorCode('confirmPassword', '2002');
        }
        
        //Add an error message if uer already exists
        if(AuthUser::exists(array('username' => $this->xform->getSubmittedValue('username')))) {
            $this->xform->setErrorCode('username', '2003');
        }
        
        $val->setCustomCode('2002', "Your passwords do not match.");
        $val->setCustomCode('2003', "Username is already taken.");
    }
    
    private function completeAuth() {
        $this->globalUser = new AuthUser;
        $this->globalUser->username             = $this->xform->getSubmittedValue('username');
        authDB::setPassword($this->globalUser,    $this->xform->getSubmittedValue('password'));
        $this->globalUser->firstName            = $this->xform->getSubmittedValue('firstName');
        $this->globalUser->lastName             = $this->xform->getSubmittedValue('lastName');
        $this->globalUser->email                = $this->xform->getSubmittedValue('email');
        $this->globalUser->commit();
        $this->globalUser = AuthUser::retrieve(array('username' => $this->globalUser->username));
    }
    
    private function makeForm() {
        if(!$this->alreadyRegistered)
            $this->makeAuthForm();
        $this->makeLocalForm();
        $outputXML = $this->buildForm('Register');
        $this->xform->loadXml($outputXML);
    }
    
    private function complete() {
        if(!$this->alreadyRegistered)
            $this->completeAuth();
        $this->completeLocal();
        $this->complete = true;
    }
    
    private function validate() {
        if(!$this->alreadyRegistered)
            $this->processAuth();
        $this->processLocal();
    }
    
    public function process() {
        $this->makeForm();
        
        $this->xform->processInput();
        if($this->xform->isSubmitted()) {
            $this->validate();
            if($this->xform->isComplete())
                $this->complete();
        }
    }
    
    public function getXForm() {
        return $this->xform;
    }
    
    public function render() {
        if($this->complete) {
            return 'Registration complete.';
        } else {
            return $this->xform->toHtml();
        }
    }
    
    //Process and validate input
    abstract protected function processLocal();
    
    //Form is completed, create user
    abstract protected function completeLocal();
    
    //Generate form fields
    abstract protected function makeLocalForm();
}
?>

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