sms.inc.php

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<?
class SMS
{
    public $toNumber = null;

    public $fromNumber = null;

    public $providers;

    public function __construct()
    { 
        $this->providers = array(
            'alltel' => new EmailSMSProvider('Cingular', '###@message.alltel.com'),
            'cingular' => new EmailSMSProvider('Cingular', '###@cingularME.com'),
            'nextel' => new EmailSMSProvider('Nextel', '###@messaging.nextel.com'),
            'sprint' => new EmailSMSProvider('Sprint', '###@messaging.sprintpcs.com'),
            'tmobile' => new EmailSMSProvider('T-Mobile', '###@@tmomail.net'),
            'uscellular' => new EmailSMSProvider('US Cellular', '###@email.uscc.net'),
            'verizon' => new EmailSMSProvider('Verizon', '###@vtext.com'),
            'virgin' => new EmailSMSProvider('Virgin Mobile', '###@vmobl.com'),
        );

        //services we need to test...
        //alltel
        //nextel
        //sprint
        //tmobile
        //virgin-mobile
    }

    public function setTo($number, $provider)
    {
        $this->toNumber = $this->getProvider($number, $provider);
    }

    public function setFrom($number, $provider)
    {
        $this->fromNumber = $this->getProvider($number, $provider);
    }

    public function send($message, $from = null)
    {
        //did we get a from?
        if ($from === null && $this->FromNumber instanceOf SMSProvider)
            $from = $this->fromNumber->getEmail();

        //if its still blank... set our default!
        if ($from == '')
        {
            if (Config::get('sms_from_email'))
                $from = Config::get('sms_from_email');
            else if (Config::get('mailer_from'))
                $from = Config::get('mailer_from');
            else
                throw new Exception("Undefined from email.");
        }
            
        //send it off!
        $this->toNumber->send($message, $from);
    }

    public function getProvider($number, $provider)
    {
        if ($this->providers[$provider] instanceOf SMSProvider)
        {
            $provider = $this->providers[$provider];
            $provider->prepNumber($number);
            
            return $provider;
        }
        else
            throw new Exception("Provider '$provider' not found.");
    }
}

abstract class SMSProvider
{
    public $name;

    public $number;
    
    public function __construct($name)
    {
        $this->name = $name;
    }

    public static function formatNumber($number)
    {
        return preg_replace("/[^0-9]*/", "", $number);
    }

    public function prepNumber($number)
    {
        //format number..
        $number = self::formatNumber($number);
        
        //save
        $this->number = $number;
    }

    abstract public function send($message, $from);
}

class EmailSMSProvider extends SMSProvider
{
    private $email;
    
    public function __construct($name, $email)
    {
        parent::__construct($name);

        $this->email = $email;
    }

    public function getEmail()
    {
        return str_replace("###", $this->number, $this->email);
    }

    public function send($message, $from)
    {
        //put our number in.
        $email = $this->getEmail();
        
        //where does it go?
        Mail::send($email, '', $message, '', $from);
    }
}

?>

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