<?php
defined('PHPWG_ROOT_PATH') or die('Hacking attempt!');

class CryptograPHP_maintain extends PluginMaintain
{
  private $installed = false;

  function install($plugin_version, &$errors=array())
  {
    global $conf;
    
    if (isset($conf['cryptograph_theme']))
    {
      conf_delete_param('cryptograph_theme');
    }
    
    if (empty($conf['cryptographp']))
    {
      $default_config = array(
        'activate_on'     => array(
              'picture'     => true,
              'category'    => true,
              'register'    => true,
              'contactform' => true,
              'guestbook'   => true,
              ),
        'comments_action' => 'reject',
        'theme'           => 'gray',
        'captcha_type'    => 'string',
        'case_sensitive'  => 'false',
        'code_length'     => 6,
        'width'           => 180, 
        'height'          => 70,
        'perturbation'    => 1, 
        'image_bg_color'  => 'ffffff', 
        'text_color'      => '8a8a8a', 
        'num_lines'       => 2, 
        'line_color'      => '8a8a8a', 
        'noise_level'     => 0.1, 
        'noise_color'     => '8a8a8a', 
        'ttf_file'        => 'TopSecret',
        'button_color'    => 'dark',
        );
    
      $conf['cryptographp'] = serialize($default_config);
      conf_update_param('cryptographp', $conf['cryptographp']);
    }
    else
    {
      $old_conf = is_string($conf['cryptographp']) ? unserialize($conf['cryptographp']) : $conf['cryptographp'];
      
      if (!isset($old_conf['activate_on']))
      {
        $old_conf['activate_on'] = array(
          'picture'     => $old_conf['comments_action'] != 'inactive',
          'category'    => $old_conf['comments_action'] != 'inactive',
          'register'    => true,
          'contactform' => true,
          'guestbook'   => true,
          );
      }
      if (!isset($old_conf['button_color']))
      {
        $old_conf['button_color'] = 'dark';
      }
      
      $conf['cryptographp'] = serialize($old_conf);
      conf_update_param('cryptographp', $conf['cryptographp']);
    }

    $this->installed = true;
  }

  function activate($plugin_version, &$errors=array())
  {
    if (!$this->installed)
    {
      $this->install($plugin_version, $errors);
    }
  }

  function deactivate()
  {
  }

  function uninstall()
  {
    conf_delete_param('cryptographp');
  }
}