<?php

/**
 * Implementation of hook_help().
 */
function konamicode_help($path, $arg) {
  switch ($path) {
    case 'admin/help#konamicode':
      return '<p>'. t('The <a href="@konamicode">Konami Code</a> is a cheat code that appeared in many Konami video games. The Konami Code module makes it so that when users enter the code on your website, it redirects them to a given page. This mimics the effects that exist on many other <a href="@konamicodesites">Konami Code sites</a>.', array('@konamicode' => 'http://en.wikipedia.org/wiki/Konami_code', '@konamicodesites' => 'http://konamicodesites.com')) .'</p>';
    case 'admin/settings/konamicode':
      return '<p>'. t('Setup certain actions to be taken when specific codes are entered. One example is to attack the user with images when the <a href="@konamicode">Konami Code</a> is entered. Select which actions you would like to have occur, what key codes they require, as well as the configuration options for each action.', array('@konamicode' => 'http://en.wikipedia.org/wiki/Konami_code')) .'</p>';
  }
}

/**
 * Implementation of hook_init().
 */
function konamicode_init() {
  // Invoke all the enabled Konami Code actions.
  $actions = array_filter(variable_get('konamicode_actions', array('imageattack' => 'imageattack')));
  $settings = array();
  foreach ($actions as $action) {
    // Add the jQuery Konami Code Plugin and the behavior.
    static $added = FALSE;
    if ($added == FALSE) {
      drupal_add_js(drupal_get_path('module', 'konamicode') .'/konamicode.js');
      $added = TRUE;
    }

    // Add the Konami Code Trigger setting if it's active.
    $code = variable_get('konamicode_code_' . $action, '38,38,40,40,37,39,37,39,66,65');
    if (!empty($code) && $code != '38,38,40,40,37,39,37,39,66,65') {
      // Pass the sequence through as an integer array.
      $sequence = array();
      foreach (explode(',', $code) as $key) {
        $val = intval($key);
        $sequence[] = $val == 0 ? ord(strtoupper($key)) : $val;
      }
      $settings['konamicode'][$action] = $sequence;
    }
    else {
      // TRUE equates to the default Konami Code sequence. Image Attack is the
      // default and doesn't need the boolean if it's all alone. This helps
      // clean up Drupal.settings.
      if (count($actions) == 1) {
        if ($action != 'imageattack') {
          $settings['konamicode'][$action] = TRUE;
        }
      }
      else {
        $settings['konamicode'][$action] = TRUE;
      }
    }

    // Invoke the chosen Konami Code action.
    module_invoke_all('konamicode_' . $action);
  }

  // Tell the JavaScript which actions are to be taken.
  if (!empty($settings)) {
    drupal_add_js($settings, 'setting');
  }
}

/**
 * Implementation of hook_perm().
 */
function konamicode_perm() {
  return array('administer konamicode');
}

/**
 * Implementation of hook_menu().
 */
function konamicode_menu() {
  $items['admin/settings/konamicode'] = array(
    'title' => 'Konami Code',
    'description' => 'Customize the effect that entering the Konami Code has on your site.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('konamicode_admin_settings'),
    'access arguments' => array('administer konamicode'),
    'file' => 'konamicode.admin.inc',
  );
  return $items;
}

/**
 * Implementation of hook_konamicode().
 */
function konamicode_konamicode() {
  return array(
    'imageattack' => t('Image Attack'),
    'redirect' => t('Redirect'),
    'alert' => t('Alert'),

    // http://paulirish.com/2009/flip-text-upside-down-jquery-plugin/
    'fliptext' => t('Flip Text'),

    // http://www.cornify.com
    'cornify' => t('Cornify'),

    // http://wonder-tonic.com/geocitiesizer/
    'geocitiesizer' => t('Geocities-izer'),

    // http://erkie.github.com
    'asteroids' => t('Asteroids'),

    // https://github.com/lsemel/jquery-placekitten
    'placekitten' => t('Placekitten'),

    // http://www.zurb.com/playground/jquery-raptorize
    'raptorize' => t('Raptorize'),

    // http://kathack.com
    'katamari' => t('Katamari Hack'),

    // https://github.com/loktar00/JQuery-Snowfall
    'snowfall' => t('Snowfall'),
  );
}

/**
 * Implementation of hook_konamicode_IMAGEATTACK().
 */
function konamicode_konamicode_imageattack() {
  // Add the image only if it's not the default.
  $image = variable_get('konamicode_imageattack', 'http://drupal.org/files/druplicon.small_.png');
  if (!empty($image) && $image != 'http://drupal.org/files/druplicon.small_.png') {
    drupal_add_js(array('konamicodeImages' => explode("\n", $image)),'setting');
  }
  // Amount of images to display during an attack.
  $max = variable_get('konamicode_imageattackmax', 500);
  if (!empty($max) && is_numeric($max)) {
    $max = (int)$max;
    if ($max > 0 && $max != 500) {
      drupal_add_js(array('konamicodeImagesMax' => $max),'setting');
    }
  }
}

/**
 * Implementation of hook_konamicode_REDIRECT().
 */
function konamicode_konamicode_redirect() {
  // Add the destination only if it's not the default.
  $destination = variable_get('konamicode_destination', 'http://bacolicio.us/http://' . $_SERVER['SERVER_NAME'] . base_path());
  if (!empty($destination) && $destination != 'http://bacolicio.us/http://' . $_SERVER['SERVER_NAME'] . base_path()) {
    drupal_add_js(array('konamicodeDestination' => $destination),'setting');
  }
}

/**
 * Implementation of hook_konamicode_ALERT().
 */
function konamicode_konamicode_alert() {
  // Add the message only if it's not the default.
  $message = variable_get('konamicode_alert', t('Konami Code is geek!'));
  if (!empty($message) && $message != t('Konami Code is geek!')) {
    drupal_add_js(array('konamicodeAlert' => $message), 'setting');
  }
}

/**
 * Implementation of hook_konamicode_FLIPTEXT().
 */
function konamicode_konamicode_fliptext() {
  drupal_add_js(drupal_get_path('module', 'konamicode') . '/konamicode-fliptext.js');
}

/**
 * Implementation of hook_konamicode_GEOCITIESIZER().
 */
function konamicode_konamicode_geocitiesizer() {
  $theme = variable_get('konamicode_geocitiesizer_theme', 0);
  if ($theme != 0) {
    drupal_add_js(array('konamicodeGeo' => $theme), 'setting');
  }
}

/**
 * Implements hook_konamicode_RAPTORIZE().
 */
function konamicode_konamicode_raptorize() {
  $settings = array(
    'konamicodeR' => base_path() . drupal_get_path('module', 'konamicode'),
  );
  drupal_add_js($settings, 'setting');
}

/**
 * Implements hook_konamicode_SNOWFALL().
 */
function konamicode_konamicode_snowfall() {
  $settings = array(
    'snowfall' => array(
      'path' => base_path() . drupal_get_path('module', 'konamicode'),
      'flakeCount' => (int)variable_get('konamicode_snowfall_flakecount', '200'),
      'flakeColor' => variable_get('konamicode_snowfall_flakecolor', '#ffffff'),
      'minSize' => (int)variable_get('konamicode_snowfall_minsize', '2'),
      'maxSize' => (int)variable_get('konamicode_snowfall_maxsize', '5'),
      'minSpeed' => (int)variable_get('konamicode_snowfall_minspeed', '1'),
      'maxSpeed' => (int)variable_get('konamicode_snowfall_maxspeed', '5'),
      'round' => variable_get('konamicode_snowfall_round', TRUE),
      'shadow' => variable_get('konamicode_snowfall_shadow', TRUE),
    ),
  );
  drupal_add_js($settings, 'setting');
}