<?php

// $Id$
/**
 * @file
 * Caching In Drupal 6.
 */

/**
 * Implementation of hook_menu().
 */
function cacher_menu()
{
	$items['cacher'] = array(
		'title' => 'Caching Drupal 6',
		'page callback' => 'drupal_get_form',
		'page arguments' => array('cacher_settings_page'),
		'access arguments' => array('access content'),
		'description' => 'My Form',
		'type' => MENU_NORMAL_ITEM
	);
	$items['cacher/already_set'] = array(
		'title' => 'Cache Set',
		'page callback' => 'cache_user_page',
		'type' => MENU_CALLBACK,
		'access arguments' => array('access_content')
	);
	return $items;
}
function cacher_settings_page(&$form_state = NULL)
{
	$form = array();
	$form['#validate'][] = 'cacher_settings_page_validate';
	$form['info'] = array(
		'#type' => 'fieldset',
		'#title' => 'Basic Information',
	);
	$form['info']['username'] = array(
		'#type' => 'textfield',
		'#size' => '30',
		'#title' => 'Username',
		'#description' => 'Enter Your Username'
	);
	$form['info']['password'] = array(
		'#type' => 'password',
		'#size' => '30',
		'#title' => 'Password',
		'#description' => 'Please Enter your password'
	);
	$form['cache_info'] = array(
		'#type' => 'fieldset',
		'#title' => 'Caching Information',
	);
	$form['cache_info']['time'] = array(
		'#type' => 'textfield',
		'#size' => '30',
		'#title' => 'Time',
		'#description' => 'How Long would you like to be logged in for (Seconds)'
	);
	$form['submit'] = array(
		'#type' => 'submit',
		'#value' => 'Login'
	);

	return $form;
}
function cacher_settings_page_validate(&$form, &$form_state)
{
	dsm($form_state);
	$ttl = $form_state['values']['time'];
	$username = $form_state['values']['username'];
	$password = $form_state['values']['password'];
	if(!empty($username) && !empty($password))
	{
		$my_data = array(
			'username' => $username,
			'password' => $password
		);
	}
	else
		form_set_error($form_state['values']['username'], t('Please enter both your username and password'));
	if(!empty($ttl) && is_numeric($ttl))
	{
		cache_set('cacher_data', $my_data, 'cache', time() + $ttl);
		$form_state['data_set'] = TRUE;
	}
	else
		form_set_error($form_state['values']['time'], t('Please set time you would like to be loged in for(numeric value)'));

}
function cache_user_page()
{
	$output;
	$my_data = cache_get('cacher_data');
	dsm($my_data);
	$expire = time() - $my_data->expire;
	$data = $my_data->data;
	dsm($data);
	if($expire < 0)
	{
		$output .= "<p>Successfully Logged In</p>";
		$t = $expire*(-1);
		$output .= "<p>You will be logged out in {$t} Seconds.</p>";
		$output .= "<p>Your username is: {$data['username']} and your password is: {$data['password']}</p>";
	}
	else
	{
		$output .= "<p>Your Cache has expired $expire Seconds ago</p>";
		$output .= "<p>You have been logged out</p>";
	}

	$output .= "<br /><br /><p>Refresh this page to see your caching disappear</p>";
	return $output;
}
function cacher_settings_page_submit($form, &$form_state)
{
	$form_state['redirect'] = 'cacher/already_set';
}