<?php

class _FormO
{
	public $conf = array();

	public function clearVals()
	{
		foreach($this->conf as $key=>$conf)
		{
			$this->conf[$key]['error']=false;
			$this->conf[$key]['value']=false;

			if(isset($conf['default']))
			$this->conf[$key]['value'] = $conf['default'];
		}
	}

	public function addVar($varName,$options=array())
	{
		$options['error']=false;
		$options['value']=false;
		$this->conf[$varName]=$options;
	}

	public function request($throw_errors=false)
	{
		foreach($this->conf as $key=>$conf)
		{
			if(isset($conf['default']))
			$this->conf[$key]['value'] = $conf['default'];

			if(isset($_REQUEST[$key]))
			$this->conf[$key]['value']=$_REQUEST[$key];

			if($throw_errors)
			{

				if(isset($conf['checkbox']))
				{
					$this->conf[$key]['value']=$_REQUEST[$key]=isset($_REQUEST[$key]);
				}

				if(!isset($_REQUEST[$key]))
				{
					$this->conf[$key]['error']=self::error("Not Posted");
					continue;
				}

				if(isset($conf['null']))
				{
					if($conf['null']&&empty($_REQUEST[$key]))
					continue;
				}

				if(isset($conf['min']))
				{
					if($conf['min']>strlen($_REQUEST[$key]))
					$this->conf[$key]['error']=self::error("Minimum {$conf['min']} Characters");
					continue;
				}

				if(isset($conf['max']))
				{
					if($conf['max']<strlen($_REQUEST[$key]))
					$this->conf[$key]['error']=self::error("Maximum {$conf['max']} Characters");
					continue;
				}

				if(isset($conf['no_zero']))
				{

					if($_REQUEST[$key]=='0')
					$this->conf[$key]['error']=self::error("Must Select One");
					continue;
				}

				if(isset($conf['email']))
				{
					if(!self::validate_email($_REQUEST[$key]))
					$this->conf[$key]['error']=self::error("Invalid Email Address");
					continue;
				}

				if(isset($conf['numOnly']))
				{
					if(!is_numeric($_REQUEST[$key]))
					$this->conf[$key]['error']=self::error("Numbers Only");
					continue;
				}
			}
		}

		if($this->error_count())
		return false;
		return true;
	}

	static function error($error)
	{
		return "<br><b class='error'>$error</b>";
	}

	public function errors()
	{
		$errors = array();
		foreach ($this->conf as $key=>$conf)
		$errors[$key]=$conf['error'];
		return $errors;
	}

	public function error_count()
	{
		$count = 0;
		foreach ($this->conf as $conf)
		if($conf['error']) $count++;
		return $count;
	}

	public function values()
	{
		$vals = array();
		foreach ($this->conf as $key=>$conf)
		$vals[$key]=$conf['value'];
		return $vals;
	}

	function validate_email($email)
	{
		if(eregi("^[a-z0-9\._-]+".
		"@{1}".
		"([a-z0-9]{1}[a-z0-9-]*[a-z0-9]{1}\.{1})+".
		"([a-z]+\.){0,1}".
		"([a-z]+){1}$", $this->conf[$email]['value'])) {
			return true;
		}

		$this->conf[$email]['error'] = self::error("Invalid Email Address");

		return false;
	}

	function validate_passwords($first,$second)
	{
		if($this->conf[$first]['value']!=$this->conf[$second]['value'])
		{
			$this->conf[$second]['error'] = self::error("Passwords Must Match");
			return false;
		}
		return true;
	}



}