<?php
// $Id: gallery_assist_lightboxes.module,v 1.1.2.10 2010/03/18 05:31:34 jcmc Exp $exp $

/**
 * @file
 * A module that allow gallery assist to work with the differents lightbox variants.
 */

/**
 * Implementation of hook_init.
 */
function gallery_assist_lightboxes_init() {

}

/**
 * Implementation of hook_perm().
 */
function gallery_assist_lightboxes_perm() {
  // Access data for the gallery_assist conten type.
  $access = array(
    'administer gallery_assist_lightboxes',
  );

  return $access;
}

/**
 * Implementation of hook_menu().
 */
function gallery_assist_lightboxes_menu() {
  $item = array();

  // gallery_assist_lightboxes ahah callback test.
  $items['gallery_assist_lightboxes/make/testform/js'] = array(
    'page callback' => 'gallery_assist_lightbox_build_settingsform_js',
    'access arguments' => array('administer gallery_assist_lightboxes'),
    'type' => MENU_CALLBACK,
  ); 

  $items['admin/settings/gallery_assist/lightboxes_info'] = array(
    'title' => t('Gallery Assist Lightboxes Info'),
    'page callback' => 'gallery_assist_lightboxes_info',
    'access arguments' => array('administer gallery_assist'),
    'type' => MENU_CALLBACK,
  );

  return $items;
}

/**
 * Save the selected lightbox variant settings.
 */
function gallery_assist_lightboxes_settings_submit(&$form, $form_state) {

  if ($form_state['values']['lightboxes_select_one'] == 'none') {
    variable_set('gallery_assist_lightbox_data', FALSE);
  }
  else {
    global $base_path;
    foreach ($form_state['values'] as $key => $value) {
      if (preg_match('/lightbox_conf/', $key)) {
        $k = preg_replace('/lightbox_conf_/', '', $key);
        
        $data[$k] = $value;
      }
    }

    if ($form_state['values']['lightboxes_select_one'] == 'highslide') {
      $data['the_path'] = $base_path . drupal_get_path('module', 'gallery_assist_lightboxes') .'/lightboxes/highslide';
    }
    else {
      if (!empty($data['the_path'])) {
        unset($data['the_path']);
      }
    }

    if (count($data) > 0) {
      variable_set('gallery_assist_lightbox_data', $data);
    }
    
    $help_with_case = variable_get('gallery_assist_lightbox', FALSE);
    $hilfo = array(
      'lightbox' => $help_with_case,
      'data' => array(
        'css' => $form_state['values']['css_files'],
        'js' => $form_state['values']['js_files'],
        'selector' => $form_state['values']['selectors_files'],
      ),
    );
    variable_set('gallery_assist_lightboxes_files', $hilfo);
  }
}

/**
 * Implementation of hook_nodeapi().
 */
function gallery_assist_lightboxes_nodeapi(&$node, $op, $teaser, $page) {

  if ($op == 'view' && variable_get('gallery_assist_lightbox', 'none') != 'none'  
      && variable_get('gallery_assist_'. $node->type, 0) == 1 && count($node->gallitems) > 0) {

    // Set the jQuery.extend Drupal.settings only once in teaser lists.
    $lightbox_conf = drupal_get_js();
    if (!preg_match("/lightbox_conf/", $lightbox_conf)) {
      $data = variable_get('gallery_assist_lightbox_data', FALSE);
      //$data['the_path'] = 'node/'. $node->nid .'/'.  $data['the_path'];
      $js_settings = array(
        'lightbox_conf' => array(
          variable_get('gallery_assist_lightbox', 'none') => $data,
        ),
      );

      drupal_add_js($js_settings, 'setting');
    }
  }

}

/**
 * Implementation of hook_form_alter().
 */
function gallery_assist_lightboxes_form_alter(&$form, $form_state, $form_id) {

  if ($form_id == 'gallery_assist_settings_extras') {
    drupal_add_css(drupal_get_path('module', 'gallery_assist') .'/css/galery_assist.css', 'module', 'all', FALSE);
    $form['#submit'][] = 'gallery_assist_lightboxes_settings_submit';
    $form['gallery_assist_extras'] += _gallery_assist_lightboxes_settings_form();
  }

}

/**
 * Form to select a lightbox variante and to read the simple help and credits.
 */
function _gallery_assist_lightboxes_settings_form() {
  $form = array();

  $form['00001'] = array(
    '#type' => 'fieldset',
    '#title' => t('Lightboxes for Gallery Assist'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#description' => t('Get Gallery Assist Lightboxes <a href="@link">Info-Table</a>.', array('@link' => url('admin/settings/gallery_assist/lightboxes_info'))),
  );

  $lightboxes_dir = drupal_get_path('module', 'gallery_assist_lightboxes') .'/lightboxes';
  $scan = file_scan_directory($lightboxes_dir, '.', $nomask = array('.', '..', 'README.txt'), 0, FALSE);
  $options = array(
    'none' => t('none'),
  );
  foreach ($scan as $k => $v) {
    $options[$v->basename] = $v->basename;
    if ($v->basename == 'lytebox') {
      $options['lyteshow'] = 'lyteshow';
    }
    if (module_exists('lightbox2')) {
      // Remove the original lightbox2 if the module with the same name exists and is active.
      if (array_key_exists('lightbox', $options)) {
        unset($options['lightbox']);
      }
      $options['lightbox'] = 'lightbox';
    }
  }

  $form['00001']['lightboxes_select_one'] = array(
    '#type' => 'select',
    '#title' => 'Lightboxes',
    '#default_value' => variable_get('gallery_assist_lightbox', 'none'),
    '#options' => $options,
    '#ahah' => array(
      'path' => 'gallery_assist_lightboxes/make/testform/js',
      'wrapper' => 'mytest-fieldset-wrapper',
      'progress' => array('type' => 'throbber'),
    ),
  );

  $variante_name = variable_get('gallery_assist_lightbox', 'none') == 'none' ? 'Info' : t('@lightbox_variant settings', array('@lightbox_variant' => variable_get('gallery_assist_lightbox', 'none')));
  $form['00001']['lightbox_conf'] = array(
    '#type' => 'fieldset',
    '#title' =>  $variante_name,
    '#prefix' => '<div class="clear-block"></div><div class="clear-block" id="mytest-fieldset-wrapper">',
    '#suffix' => '</div>',
  );

  $form['00001']['lb_list'] = array(
    '#type' => 'hidden',
    '#value' => count($options) - 1,
  );

  $form['00001']['lightbox_conf']['data'] = _gallery_assist_lightbox_settings_form(variable_get('gallery_assist_lightbox', 'none'), count($options) - 1);

  return $form;
}

/**
 * Ahah callback.
 * Prepare the settings form for the selected lightbox variante.
 */
function gallery_assist_lightbox_build_settingsform_js() {
  $cached_form_state = array();
  $items = array();
  $form = array();

  // Load the form from the Form API cache.
  if (!($cached_form = form_get_cache($_POST['form_build_id'], $cached_form_state)) || !isset($cached_form['gallery_assist_extras'])) {
    form_set_error('form_token', t('Validation error, please try again. If this error persists, please contact the site administrator.'));
    $output = theme('status_messages');
    print drupal_to_js(array('status' => TRUE, 'data' => $output));
    exit();
  }

  $form_state = array('values' => $_POST);
  $form_state += $_FILES;

  if ($form_state['values']['lightboxes_select_one'] == 'prettyphoto') {
    $form_state['values']['lightboxes_select_one'] = 'prettyPhoto';
  }

  variable_set('gallery_assist_lightbox', $form_state['values']['lightboxes_select_one']);
  variable_del('gallery_assist_lightbox_data');

  $form['lightbox_conf'] = array(
    '#type' => 'fieldset',
    '#title' => t('@lightboxes settings', array('@lightboxes' => $form_state['values']['lightboxes_select_one'])),
    '#description' => '<div class="warning">* '. t('You have changed the lightbox for Gallery Assist. The configuration data are stored only by pressing the button save.') .'</div>',
  );

  $form['lightbox_conf']['data'] = _gallery_assist_lightbox_settings_form($form_state['values']['lightboxes_select_one'], $form_state['values']['lb_list']);

  unset($cached_form['gallery_assist_extras']['00001']['lightbox_conf']);

  $cached_form['gallery_assist_extras']['00001']['lightboxes_select_one']['#default_value'] = $form_state['values']['lightboxes_select_one'];
  $cached_form['gallery_assist_extras']['00001']['lb_list']['#default_value'] = $form_state['values']['lb_list'];

  $cached_form['gallery_assist_extras']['00001'] += $form;

  form_set_cache($_POST['form_build_id'], $cached_form, $cached_form_state);

  $form += array(
    '#post' => $_POST,
    '#programmed' => FALSE,
    '#tree' => FALSE,
    '#parents' => array(),
  );

  // Render the form for output.
  drupal_alter('form', $form, array(), 'gallery_assist_lightbox_build_settingsform_js');
  $form_state = array('submitted' => FALSE);
  $form = form_builder('gallery_assist_lightbox_build_settingsform_js', $form, $form_state);
  $output = theme('status_messages') . drupal_render($form);

  print drupal_to_js(array('status' => TRUE, 'data' => $output));
  exit();
}

/**
 * Build the settings forms for each supported lightbox variante.
 */
function _gallery_assist_lightbox_settings_form($lb = 'none', $lb_list) {
  $form = array();
  $data = variable_get('gallery_assist_lightbox_data', FALSE);

  switch ($lb) {
    case 'none':
      if ($lb_list === 0) {
        $markup_value = gallery_assist_lightboxes_info();

        $form['none'] = array(
          '#type' => 'markup',
          '#value' => $markup_value,
        );
      }
      else {
        $markup_value  = t('@lb_count lightbox modifications are available to use on this Drupal installation.', array('@lb_count' => $lb_list));
        $form['none'] = array(
          '#type' => 'markup',
          '#value' => $markup_value,
        );
      }
      break;

    case 'prettyphoto':
    case 'prettyPhoto':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(3, $data);
      $form['lightbox_conf_theme'] = array(
        '#type' => 'select',
        '#title' => 'Appearance',
        '#default_value' => $data['theme'] == '' ? 'dark_rounded' : $data['theme'],
        '#options' => array(
          'facebook'  => t('Facebook'),
          'dark_rounded'  => t('Dark rounded'),
          'dark_square'   => t('Dark square'),
          'light_rounded' => t('Light rounded'),
          'light_square'  => t('Light square'),
        ),
        '#prefix' => '<div class="gallery-assist-settings-left">',
      );

      $form['lightbox_conf_animationSpeed'] = array(
        '#type' => 'select',
        '#title' => t('Animation speed'),
        '#default_value' => $data['animationSpeed'],
        '#options' => array(
          'normal' => 'Normal',
          'fast'  => 'Fast',
          'slow'   => 'Slow',
        ),
        '#suffix' => '</div>'
      );

      $form['lightbox_conf_opacity'] = array(
        '#type' => 'select',
        '#title' => t('Opacity'),
        '#default_value' => $data['opacity'] == '' ? '0.9' : $data['opacity'],
        '#options' => array(
          '0.1'  => '0.1',
          '0.2'  => '0.2',
          '0.3'  => '0.3',
          '0.4'  => '0.4',
          '0.5'  => '0.5',
          '0.6'  => '0.6',
          '0.7'  => '0.7',
          '0.8'  => '0.8',
          '0.9'  => '0.9',
          '1.0'  => '1.0',
        ),
        '#prefix' => '<div class="gallery-assist-settings-left">',
      );

      $form['lightbox_conf_counter_separator_label'] = array(
        '#type' => 'select',
        '#title' => t('Counter separator label'),
        '#default_value' => $data['counter_separator_label'],
        '#options' => array(
          '/'  => '/',
          '|'   => '|',
          '-'  => '-',
        ),
        '#suffix' => '</div>'
      );

      /* Muss investigate or not more implemented.
      $form['lightbox_conf_padding'] = array(
        '#type' => 'textfield',
        '#title' => t('Padding'),
        '#default_value' => $data['padding'] == '' ? 40 : $data['padding'],
        '#size' => 4,
      );*/

      $form['lightbox_conf_showTitle'] = array(
        '#type' => 'checkbox',
        '#title' => t('Show title'),
        '#default_value' => $data['showTitle'] == '' ? FALSE : $data['showTitle'],
        '#prefix' => '<div class="gallery-assist-settings-left">',
      );

      $form['lightbox_conf_allowresize'] = array(
        '#type' => 'checkbox',
        '#title' => t('Allow resize'),
        '#default_value' => $data['allowresize'] == '' ? FALSE : $data['allowresize'],
      );

      $form['lightbox_conf_modal'] = array(
        '#type' => 'checkbox',
        '#title' => t('Close mode'),
        '#default_value' => $data['modal'] == '' ? FALSE : $data['modal'],
        '#suffix' => '</div>'
      );
      break;

    case 'lytebox':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['lytebox'] = array(
        '#type' => 'markup',
      );
      break;

    case 'lyteshow':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['lytebox'] = array(
        '#type' => 'markup',
      );
      break;

    case 'lightbox':
      if (module_exists('lightbox2')) { 
        $form['tcs'] = _gallery_assist_lightboxes_tcs(3, $data);
        $form['files'] = array();
        $form['lightbox_conf_lightbox2_method'] = array(
          '#type' => 'select',
          '#title' => t('Lightbox2 method'),
          '#default_value' => $data['lightbox2_method'] == '' ? '0.9' : $data['lightbox2_method'],
          '#options' => array(
            'lightbox'  => 'Lightbox',
            'lightshow'  => 'Lightshow',
          ),
        );
      }
      else {
        $form['tcs'] = _gallery_assist_lightboxes_tcs(3, $data);
        $form['files'] = array();
      }
      break;

    case 'thickbox':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['thickbox'] = array(
        '#type' => 'markup',
        '#value' => gallery_assist_lightboxes($lb),
      );
      break;

    case 'fancybox':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['files'] = gallery_assist_lightboxes_get_files_form();
      $form['fb_form'] = _gallery_assist_lightboxes_fb_sform();
      break;

    case 'slimbox':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(3, $data);
      $form['files'] = gallery_assist_lightboxes_get_files_form();
      $form['slimbox_form'] = _gallery_assist_lightboxes_slim_sform();
      break;

    case 'colorbox':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['files'] = gallery_assist_lightboxes_get_files_form(); 
      $form['colorbox_form'] = _gallery_assist_lightboxes_cb_sform();
      break;

    case 'shadowbox':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['tcs']['lightbox_conf_show_title'] = array(
        '#type' => 'checkbox',
        '#title' => 'Show title',
        '#default_value' => $data['show_title'],
      );
      $form['files'] = gallery_assist_lightboxes_get_files_form();
      break;

    case 'milkbox':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['files'] = gallery_assist_lightboxes_get_files_form();
      break;

    case 'MultiBox':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      $form['files'] = array();
      break;

    case 'highslide':
      $form['tcs'] = _gallery_assist_lightboxes_tcs(3, $data);
      $form['files'] = array();
      $form['files'] = gallery_assist_lightboxes_get_files_form();
      $form['lightbox_conf_dimmingOpacity'] = array(
        '#type' => 'select',
        '#title' => t('Opacity'),
        '#default_value' => $data['dimmingOpacity'] == '' ? '0.9' : $data['dimmingOpacity'],
        '#options' => array(
          '0.1'  => '0.1',
          '0.2'  => '0.2',
          '0.3'  => '0.3',
          '0.4'  => '0.4',
          '0.5'  => '0.5',
          '0.6'  => '0.6',
          '0.7'  => '0.7',
          '0.8'  => '0.8',
          '0.9'  => '0.9',
          '1.0'  => '1.0',
        ),
      );

      $form['lightbox_conf_width'] = array(
        '#type' => 'textfield',
        '#title' => t('Box width'),
        '#default_value' => $data['width'] == '' ? 600 : $data['width'],
        '#size' => 4,
      );

      $form['lightbox_conf_height'] = array(
        '#type' => 'textfield',
        '#title' => t('Box height'),
        '#default_value' => $data['height'] == '' ? 400 : $data['height'],
        '#size' => 4,
      );

      $form['lightbox_conf_credits'] = array(
        '#type' => 'checkbox',
        '#title' => t('Show credits'),
        '#default_value' => $data['credits'],
        '#description' => t('By enabled display the Highslide credits with hyperlink to the Highslide homepage.'),
      );

      break;

    case 'interface':
      $form['files'] = array();
      $form['tcs'] = _gallery_assist_lightboxes_tcs(1, $data);
      break;

  }

  return $form;
}

/**
 * Scan the lightboxes directories for css and js files.
 */
function gallery_assist_lightboxes_get_files_form($fcss = 'checkboxes', $fjs = 'checkboxes') {
  $form = array();
  $hilfo = variable_get('gallery_assist_lightboxes_files', FALSE);
  
  $form['lists'] = array(
    '#type' => 'fieldset',
    '#title' => 'Files to include',
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#description' => ('Please, visit the webpage from the lightbox you are choosed and read wich files are to be included in the respective version and their order.<br />Read the readme.txt file of the Lightbox for more informations.'),
  );
  
  $css = file_scan_directory(drupal_get_path('module', 'gallery_assist_lightboxes'). '/lightboxes/'. variable_get('gallery_assist_lightbox', FALSE), '.css', array(), 0, TRUE);

  foreach ($css as $css_v) {
    $css_options[$css_v->filename] = $css_v->basename;
  }
  $form['lists']['css_files'] = array(
    '#type' => $fcss,
    '#title' => 'CSS files',
    '#default_value' => !empty($hilfo['data']['css']) ? $hilfo['data']['css'] : array(),
    '#options' => $css_options,
  );
  
  $js = file_scan_directory(drupal_get_path('module', 'gallery_assist_lightboxes'). '/lightboxes/'. variable_get('gallery_assist_lightbox', FALSE), '.js', array(), 0, TRUE);

  foreach ($js as $js_v) {
    $js_options[$js_v->filename] = $js_v->basename;
    
  }

  $form['lists']['js_files'] = array(
    '#type' => $fjs,
    '#title' => 'JS files',
    '#default_value' => !empty($hilfo['data']['js']) ? $hilfo['data']['js'] : array(),
    '#options' => $js_options,
  );

  if (variable_get('gallery_assist_lightbox', 'none') == 'highslide') {
  $selectors = file_scan_directory(drupal_get_path('module', 'gallery_assist_lightboxes'). '/js', '.js', array(), 0, TRUE);

    foreach ($selectors as $selectors_v) {
      $myl = variable_get('gallery_assist_lightbox', 'none');
      if (preg_match("/gallery_assist\.$myl/", $selectors_v->filename)) {
        $selectors_options[$selectors_v->filename] = $selectors_v->basename;
      }
    }

    $form['lists']['selectors_files'] = array(
      '#type' => 'checkboxes',
      '#title' => 'Selectors files',
      '#default_value' => !empty($hilfo['data']['selector']) ? $hilfo['data']['selector'] : array(),
      '#options' => $selectors_options,
    );
  }
  
  $form['lists']['lightbox'] = array(
    '#type' => 'value',
    '#value' => variable_get('gallery_assist_lightbox', FALSE),
  );

  $form['#submit'][] = 'hilfo_get_files_form_submit';

  return $form;
}

/**
 * Advice wich Lightbox was selected and if necessary extra infos.
 */
function gallery_assist_lightboxes($lb = '') {
  $output  = t('You have just selected the <strong>@lightbox</strong>. It work with default settings.', array('@lightbox' => $lb)) .'<br />';
  $output .= t('Gallery Assist Lightboxes not support currently the administration of this lightbox through a user interface.') .'<br />';
  $output .= t('If you need to change the settings, do it directly in the js file.');
    
  return $output;
}


/**
 * Slimbox settings subform.
 */
function _gallery_assist_lightboxes_slim_sform() {
  $form = array();
  $default = array(
    'loop' => FALSE,
    'overlayOpacity' => '0.8',
    'overlayFadeDuration' => '400',
    'resizeDuration' => '400',
    'resizeEasing' => 'swing',
    'initialWidth' => '250',
    'initialHeight' => '250',
    'imageFadeDuration' => '400',
    'captionAnimationDuration' => '400',
    'counterText' => "Image {x} of {y}",
    'closeKeys' => '[27, 88, 67]',
    'previousKeys' => '[37, 80]',
    'nextKeys' => '[39, 78]',
  );
  
  $data = variable_get('gallery_assist_lightbox_data', FALSE);
  /*if ($data['loop'] == 1) {
    $data['loop'] = TRUE;
  }*/
  $form['lightbox_conf_loop'] = array(
    '#type' => 'checkbox',
    '#title' => t('Loop'),
    '#default_value' => $data['loop'] ? $data['loop'] : $default['loop'],
    '#description' => t('Boolean; if set to true, allows the user to navigate between the first and last images of a Slimbox gallery, when there is more than one image to display. Default is false.'),
  );
  $form['lightbox_conf_overlayOpacity'] = array(
    '#type' => 'select',
    '#title' => t('Overlay opacity'),
    '#default_value' => $data['overlayOpacity'] ? $data['overlayOpacity'] : $default['overlayOpacity'],
    '#options' => drupal_map_assoc(array(0,'0.1','0.2','0.3','0.4','0.5','0.6','0.7','0.8','0.9')),
    '#description' => t('The level of opacity of the background overlay. 1 Is opaque, 0 is completely transparent. You can change the color in the CSS file. Default is 0.8.'),
  );
  
  $form['lightbox_conf_overlayFadeDuration'] = array(
    '#type' => 'textfield',
    '#title' => t('Overlay fade duration'),
    '#default_value' => $data['overlayFadeDuration'] ? (int)$data['overlayFadeDuration'] : $default['overlayFadeDuration'],
    '#size' => 8,
    '#description' => t('The duration of the overlay fade-in and fade-out animations, in milliseconds. Set it to 1 to disable the overlay fade effects. Default is 400. The value should be numeric.'),
  );

  $form['lightbox_conf_resizeDuration'] = array(
    '#type' => 'textfield',
    '#title' => t('Resize duration'),
    '#default_value' => $data['resizeDuration'] ? (int)$data['resizeDuration']:  $default['resizeDuration'],
    '#size' => 8,
    '#description' => t('The duration of the resize animation for width and height, in milliseconds. Set it to 1 to disable resize animations. Default is 400. The value should be numeric.'),
  );
  
  $form['lightbox_conf_resizeEasing'] = array(
    '#type' => 'select',
    '#title' => t('Resize easing'),
    '#default_value' => $data['resizeEasing'] ? $data['resizeEasing'] : $default['resizeEasing'],
    '#options' => array('swing' => 'swing', 'easeOutBack' => 'easeOutBack', 'easeInBack' => 'easeInBack'),
    '#description' => t('The name of the easing effect that you want to use for the resize animation (jQuery Easing Plugin required). Many easings require a longer execution time to look good, so you should adjust the resizeDuration option above as well. Default is jQuery’s built-in default easing, "swing".'),
  );
  
  $form['lightbox_conf_initialWidth'] = array(
    '#type' => 'textfield',
    '#title' => t('Initial width'),
    '#default_value' => $data['initialWidth'] ? (int)$data['initialWidth'] : $default['initialWidth'],
    '#size' => 8,
    '#description' => t('The initial width of the box, in pixels. Default is 250. The value should be numeric.'),
  );
  
  $form['lightbox_conf_initialHeight'] = array(
    '#type' => 'textfield',
    '#title' => t('Initial height'),
    '#default_value' => $data['initialHeight'] ? (int)$data['initialHeight'] : $default['initialHeight'],
    '#size' => 8,
    '#description' => t('The initial height of the box, in pixels. Default is 250 and. The value should be numeric.'),
  );
  
  $form['lightbox_conf_imageFadeDuration'] = array(
    '#type' => 'textfield',
    '#title' => t('Image fade duration'),
    '#default_value' => $data['imageFadeDuration'] ? (int)$data['imageFadeDuration'] : $default['imageFadeDuration'],
    '#size' => 8,
    '#description' => t('The duration of the image fade-in animation, in milliseconds. Set it to 1 to disable this effect and make the image appear instantly. Default is 400. The value should be numeric.'),
  );
  
  $form['lightbox_conf_captionAnimationDuration'] = array(
    '#type' => 'textfield',
    '#title' => t('Caption animation duration'),
    '#default_value' => $data['captionAnimationDuration'] ? (int)$data['captionAnimationDuration'] : $default['captionAnimationDuration'],
    '#size' => 8,
    '#description' => t('The duration of the caption animation, in milliseconds. Set it to 1 to disable it and make the caption appear instantly. Default is 400. The value should be numeric.'),
  );

  return $form;
}


/**
 * Fancybox settings subform.
 */
function _gallery_assist_lightboxes_fb_sform() {
  $form = array();
  $data = variable_get('gallery_assist_lightbox_data', FALSE);

  //padding  	Padding around content
  $form['lightbox_conf_padding'] = array(
    '#type' => 'textfield',
    '#title' => t('Padding around content'),
    '#default_value' => $data['padding'],
    '#size' => 8,
  );
  
  //imageScale 	If true, images are scaled to fit in viewport
  $form['lightbox_conf_imageScale'] = array(
    '#type' => 'checkbox',
    '#title' => t('Image scale'),
    '#default_value' => $data['imageScale'] ? $data['imageScale'] : TRUE,
    '#description' => t('If true, images are scaled to fit in viewport.'),
  );

  //zoomOpacity 	If true, changes content transparency when animating
  $form['lightbox_conf_zoomOpacity'] = array(
    '#type' => 'checkbox',
    '#title' => t('Zoom opacity'),
    '#default_value' => $data['zoomOpacity'] ? $data['zoomOpacity'] : TRUE,
    '#description' => t('If true, changes content transparency when animating.'),
  );

  //zoomSpeedIn 	Speed in miliseconds of the zooming-in animation
  $form['lightbox_conf_zoomSpeedIn'] = array(
    '#type' => 'textfield',
    '#title' => t('Zoom speed in'),
    '#default_value' => $data['zoomSpeedIn'] ? $data['zoomSpeedIn'] : 0,
    '#size' => 8,
    '#description' => t('Speed in miliseconds of the zooming-in animation (no animation if 0).'),
  );
  
  //zoomSpeedOut 	Speed in miliseconds of the zooming-out animation (no animation if 0)
  $form['lightbox_conf_zoomSpeedOut'] = array(
    '#type' => 'textfield',
    '#title' => t('Zoom speed out'),
    '#default_value' => $data['zoomSpeedOut'] ? $data['zoomSpeedOut'] : 0,
    '#size' => 8,
    '#description' => t('Speed in miliseconds of the zooming-out animation (no animation if 0).'),
  );
  
  //zoomSpeedChange 	Speed in miliseconds of the animation when changing gallery items (no animation if 0)
  $form['lightbox_conf_zoomSpeedChange'] = array(
    '#type' => 'textfield',
    '#title' => t('Zoom speed change'),
    '#default_value' => $data['zoomSpeedChange'] ? $data['zoomSpeedChange'] : 300,
    '#size' => 8,
    '#description' => t('Speed in miliseconds of the animation when changing gallery items (no animation if 0). The value should be numeric.'),
  );
  
  //easingIn, easingOut, easingChange 	Easing used for animations
  $form['lightbox_conf_easingIn'] = array(
    '#type' => 'select',
    '#title' => t('easingIn'),
    '#default_value' => $data['easingIn'] ? $data['easingIn'] : 'swing',
    '#options' => array('swing' => 'swing', 'easeOutBack' => 'easeOutBack', 'easeInBack' => 'easeInBack'),
    '#description' => t('Easing used for animations (recomended: easeOutBack).'),
  );
  
  //easingIn, easingOut, easingChange 	Easing used for animations
  $form['lightbox_conf_easingOut'] = array(
    '#type' => 'select',
    '#title' => t('easingOut'),
    '#default_value' => $data['easingOut'] ? $data['easingOut'] : 'swing',
    '#options' => array('swing' => 'swing', 'easeOutBack' => 'easeOutBack', 'easeInBack' => 'easeInBack'),
    '#description' => t('Easing used for animations (recomended: easeInBack).'),
  );
  
  //easingIn, easingOut, easingChange 	Easing used for animations
  $form['lightbox_conf_easingChange'] = array(
    '#type' => 'select',
    '#title' => t('easingChange'),
    '#default_value' => $data['easingChange'] ? $data['easingChange'] : 'swing',
    '#options' => array('swing' => 'swing', 'easeOutBack' => 'easeOutBack', 'easeInBack' => 'easeInBack'),
    '#description' => t('Easing used for animations.'),
  );  

  //frameWidth 	Default width for iframed and inline content
  $form['lightbox_conf_frameWidth'] = array(
    '#type' => 'textfield',
    '#title' => t('Frame width'),
    '#default_value' => $data['frameWidth'] ? (int)$data['frameWidth'] : 560,
    '#size' => 8,
    '#description' => t('Default width for iframed and inline content. The value should be numeric.'),
  );
  
  //frameHeight 	Default height for iframed and inline content
  $form['lightbox_conf_frameHeight'] = array(
    '#type' => 'textfield',
    '#title' => t('Frame height'),
    '#default_value' => $data['frameHeight'] ? (int)$data['frameHeight'] : 340,
    '#size' => 8,
    '#description' => t('Default height for iframed and inline content. The value should be numeric.'),
  );
  
  //overlayShow 	If true, shows the overlay (false by default)
  $form['lightbox_conf_overlayShow'] = array(
    '#type' => 'checkbox',
    '#title' => t('Overlay show'),
    '#default_value' => $data['overlayShow'] ? $data['overlayShow'] : 0,
    '#description' => t('If true, shows the overlay (false by default).'),
  );
  
  //overlayColor 	Color of overlay (default - #666)
  $form['lightbox_conf_overlayColor'] = array(
    '#type' => 'textfield',
    '#title' => t('Overlay color'),
    '#default_value' => $data['overlayColor'] ? $data['overlayColor'] : '#666',
    '#size' => 8,
    '#description' => t('Color of overlay (default - #666).'),
  );

  //overlayOpacity 	Opacity of overlay (from 0 to 1; default - 0.3)
  $form['lightbox_conf_overlayOpacity'] = array(
    '#type' => 'select',
    '#title' => t('Overlay opacity'),
    '#default_value' => $data['overlayOpacity'] ? $data['overlayOpacity'] : '0.3',
    '#options' => drupal_map_assoc(array(0,'0.1','0.2','0.3','0.4','0.5','0.6','0.7','0.8','0.9',1)),
    '#description' => t('Opacity of overlay (from 0 to 1; default - 0.3).'),
  );
  
  //enableEscapeButton 	Hides FancyBox when clicked on "Esc" button
  $form['lightbox_conf_enableEscapeButton'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable escape button'),
    '#default_value' => $data['enableEscapeButton'] ? $data['enableEscapeButton'] : 0,
    '#description' => t('Hides FancyBox when clicked on "Esc" button.'),
  );
  
  //showCloseButton 	Option to show/hide close button
  $form['lightbox_conf_showCloseButton'] = array(
    '#type' => 'checkbox',
    '#title' => t('show/close Button'),
    '#default_value' => $data['showCloseButton'] ? $data['showCloseButton'] : 0,
    '#description' => t('Option to show/hide close button.'),
  );
  
  //hideOnOverlayClick 	Hides FancyBox when clicked on overlay
  $form['lightbox_conf_hideOnOverlayClick'] = array(
    '#type' => 'checkbox',
    '#title' => t('Hide on overlay click'),
    '#default_value' => $data['hideOnOverlayClick'] ? $data['hideOnOverlayClick'] : 0,
    '#description' => t('Hides FancyBox when clicked on overlay.'),
  );
  
  //hideOnContentClick 	Hides FancyBox when clicked on opened item
  $form['lightbox_conf_hideOnContentClick'] = array(
    '#type' => 'checkbox',
    '#title' => t('Hide on content click'),
    '#default_value' => $data['hideOnContentClick'] ? $data['hideOnContentClick'] : 0,
    '#description' => t('Hides FancyBox when clicked on opened item.'),
  );
  
  //centerOnScroll 	If true, content is centered when user scrolls page
  $form['lightbox_conf_centerOnScroll'] = array(
    '#type' => 'checkbox',
    '#title' => t('Center on scroll'),
    '#default_value' => $data['centerOnScroll'] ? $data['centerOnScroll'] : '0',
    '#description' => t('If true, content is centered when user scrolls page.'),
  );
  
  //itemArray 	Optional, can set custom item array
  //callbackOnStart 	Optional, called on start
  //callbackOnShow 	Optional, called on displaying content
  //callbackOnClose 	Optional, called on close
  
  return $form;
}

/**
 * Build the form checkboxes to allow admins to choose wich captions parameters (title, copyright, description) should be displayed.
 * The fields will be displayed depending on which lightbox is selected and what fields it supports.
 */
function _gallery_assist_lightboxes_tcs($i, $data) {
  $form = array();

  $form['lightbox_conf_show_copy'] = array(
    '#type' => 'checkbox',
    '#title' => t('Show copyright'),
    '#default_value' => $data['show_copy'] == '' ? (int)0 : $data['show_copy'],
    '#size' => 4,
  );
  if ($i == 1) {
    return $form;
  }
  $form['lightbox_conf_show_pdesc'] = array(
    '#type' => 'checkbox',
    '#title' => t('Show description'),
    '#default_value' => $data['show_pdesc'] == '' ? (int)0 : $data['show_pdesc'],
    '#size' => 4,
  );
  
  return $form;  
}

/**
 * Colorbox settings subform.
 */
function _gallery_assist_lightboxes_cb_sform() {
  
  $form = array();
  
  $data = variable_get('gallery_assist_lightbox_data', FALSE);

  $default = array(
    'transition' => 'elastic',
    'speed' => '350',
    'href' => '',
    'title' => '',
    'rel' => '',
    'width' => '',
    'height' => '',
    'innerWidth' => '',
    'innerHeight' => '',
    'initialWidth' => '300',
    'initialHeight' => '100',
    'maxWidth' => '',
    'maxHeight' => '',
    'scalePhotos' => TRUE,
    'scrolling' => TRUE,
    'iframe' => 0,
    'inline' => 0,
    'html' => '',
    'photo' => 0,
    'opacity' => '0.85',
    'open' => 0,
    'preloading' => TRUE,
    'slideshow' => FALSE,
    'slideshowSpeed' => '2500',
    'slideshowAuto' => TRUE,
    'slideshowStart' => 'start slideshow',
    'slideshowStop' => 'stop slideshow',
    'current' => '{current} of {total}',
    'previous' => 'previous',
    'next' => 'next',
    'close' => 'close',
    'overlayClose' => TRUE,
  );

  $form['primary'] = array(
    '#type' => 'fieldset',
    '#title' => t('Primary settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['slide'] = array(
    '#type' => 'fieldset',
    '#title' => t('Slideshow settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['sizes'] = array(
    '#type' => 'fieldset',
    '#title' => t('Sizes settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['advanced'] = array(
    '#type' => 'fieldset',
    '#title' => t('Advanced settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['not'] = array(
    '#type' => 'fieldset',
    '#title' => t('Not supported'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['primary']['lightbox_conf_transition'] = array(
    '#type' => 'select',
    '#title' => t('transition'),
    '#description' => t('Specifies the transition type. Can be set to "elastic", "fade", or "none".'),
    '#default_value' => $data['transition'] ? $data['transition'] : $default['transition'],
    '#options' => array(
      'none' => 'none',
      'elastic' => 'elastic',
      'fade' => 'fade',
    ),
    '#weight' => 0,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['primary']['lightbox_conf_speed'] = array(
    '#type' => 'textfield',
    '#title' => t('speed'),
    '#description' => t('Sets the speed of the fade and elastic transitions, in milliseconds.'),
    '#default_value' => $data['speed'] ? $data['speed'] : $default['speed'],
    '#size' => '8',
    '#weight' => 3,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['not']['lightbox_conf_href'] = array(
    '#type' => 'textfield',
    '#title' => t('href'),
    '#description' => t('This can be used as an alternative anchor URL or to associate a URL for non-anchor elements such as images or form buttons. Example: $("h1").colorbox({href:"welcome.html"})'),
    '#default_value' => $data['href'] ? $data['href'] : $default['href'],
    '#size' => '20%',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['primary']['lightbox_conf_title'] = array(
    '#type' => 'textfield',
    '#title' => t('title'),
    '#description' => t('This can be used as an anchor title alternative for ColorBox.'),
    '#default_value' => $data['title'] ? $data['title'] : $default['title'],
    '#size' => '45%',
    '#weight' => 6,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_rel'] = array(
    '#type' => 'textfield',
    '#title' => t('rel'),
    '#description' => t('This can be used as an anchor rel alternative for ColorBox. This allows the user to group any combination of elements together for a gallery, or to override an existing rel so elements are not grouped together. Example: $("#example a").colorbox({rel:"group1"})'),
    '#default_value' => $data['rel'] ? $data['rel'] : $default['rel'],
    '#size' => '20%',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_width'] = array(
    '#type' => 'textfield',
    '#title' => t('width'),
    '#description' => t('Set a fixed total width. This includes borders and buttons. Example: "100%", "500px", or 500'),
    '#default_value' => $data['width'] ? $data['width'] : $default['width'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_height'] = array(
    '#type' => 'textfield',
    '#title' => t('height'),
    '#description' => t('Set a fixed total height. This includes borders and buttons. Example: "100%", "500px", or 500'),
    '#default_value' => $data['height'] ? $data['height'] : $default['height'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_innerWidth'] = array(
    '#type' => 'textfield',
    '#title' => t('innerWidth'),
    '#description' => t('This is an alternative to "width" used to set a fixed inner width. This excludes borders and buttons. Example: "50%", "500px", or 500'),
    '#default_value' => $data['innerWidth'] ? $data['innerWidth'] : $default['innerWidth'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_innerHeight'] = array(
    '#type' => 'textfield',
    '#title' => t('innerHeight'),
    '#description' => t('This is an alternative to "height" used to set a fixed inner height. This excludes borders and buttons. Example: "50%", "500px", or 500'),
    '#default_value' => $data['innerHeight'] ? $data['innerHeight'] : $default['innerHeight'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_initialWidth'] = array(
    '#type' => 'textfield',
    '#title' => t('initialWidth'),
    '#description' => t('Set the initial width, prior to any content being loaded.'),
    '#default_value' => $data['initialWidth'] ? $data['initialWidth'] : $default['initialWidth'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_initialHeight'] = array(
    '#type' => 'textfield',
    '#title' => t('initialHeight'),
    '#description' => t('Set the initial height, prior to any content being loaded.'),
    '#default_value' => $data['initialHeight'] ? $data['initialHeight'] : $default['initialHeight'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_maxWidth'] = array(
    '#type' => 'textfield',
    '#title' => t('maxWidth'),
    '#description' => t('Set a maximum width for loaded content. Example: "100%", 500, "500px"'),
    '#default_value' => $data['maxWidth'] ? $data['maxWidth'] : $default['maxWidth'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['sizes']['lightbox_conf_maxHeight'] = array(
    '#type' => 'textfield',
    '#title' => t('maxHeight'),
    '#description' => t('Set a maximum height for loaded content. Example: "100%", 500, "500px"'),
    '#default_value' => $data['maxHeight'] ? $data['maxHeight'] : $default['maxHeight'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['primary']['lightbox_conf_scalePhotos'] = array(
    '#type' => 'checkbox',
    '#title' => t('scalePhotos'),
    '#description' => t('If "true" and if maxWidth, maxHeight, innerWidth, innerHeight, width, or height have been defined, ColorBox will scale photos to fit within the those values.'),
    '#default_value' => empty($data['scalePhotos']) ? (int)0 : $default['scalePhotos'],
    '#weight' => 4,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['primary']['lightbox_conf_scrolling'] = array(
    '#type' => 'checkbox',
    '#title' => t('scrolling'),
    '#description' => t('If "false" ColorBox will hide scrollbars for overflowing content. This could be used on conjunction with the resize method (see below) for a smoother transition if you are appending content to an already open instance of ColorBox.'),
    '#default_value' => empty($data['scrolling']) ? (int)0 : $default['scrolling'],
    '#weight' => 5,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['not']['lightbox_conf_iframe'] = array(
    '#type' => 'checkbox',
    '#title' => t('iframe'),
    '#description' => t('If "true" specifies that content should be displayed in an iFrame.'),
    '#default_value' => empty($data['iframe']) ? (int)0 : $default['iframe'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['not']['lightbox_conf_inline'] = array(
    '#type' => 'checkbox',
    '#title' => t('inline'),
    '#description' => t('If "true" a jQuery selector can be used to display content from the current page. Example: $("#inline").colorbox({inline:true, href:"#myForm"});'),
    '#default_value' => empty($data['inline']) ? (int)0 : $default['inline'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['not']['lightbox_conf_html'] = array(
    '#type' => 'checkbox',
    '#title' => t('html'),
    '#description' => t('This allows an HTML string to be used directly instead of pulling content from another source (ajax, inline, or iframe). Example: $.fn.colorbox({html:"Hello", open:true});'),
    '#default_value' => $data['html'] ? $data['html'] : $default['html'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_photo'] = array(
    '#type' => 'checkbox',
    '#title' => t('photo'),
    '#description' => t('If true, this setting forces ColorBox to display a link as a photo. Use this when automatic photo detection fails (such as using a url like "photo.php" instead of "photo.jpg", "photo.jpg#1", or "photo.jpg?pic=1")'),
    '#default_value' => empty($data['photo']) ? (int)0 : $default['photo'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['primary']['lightbox_conf_opacity'] = array(
    '#type' => 'select',
    '#title' => t('opacity'),
    '#description' => t('The overlay opacity level. Range: 0 to 1.'),
    '#default_value' => $data['opacity'] ? $data['opacity'] : $default['opacity'],
    '#options' => drupal_map_assoc(array(0,'0.1','0.2','0.3','0.4','0.5','0.6','0.7','0.8','0.9',1)),
    '#weight' => 2,
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_open'] = array(
    '#type' => 'checkbox',
    '#title' => t('open'),
    '#description' => t('If true, the lightbox will automatically open with no input from the visitor.'),
    '#default_value' => $data['open'] ? $data['open'] : $default['open'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_preloading'] = array(
    '#type' => 'checkbox',
    '#title' => t('preloading'),
    '#description' => t('Allows for preloading of "Next" and "Previous" content in a shared relation group (same values for the "rel" attribute), after the current content has finished loading. Set to "false" to disable.'),
    '#default_value' => empty($data['preloading']) ? (int)0 : $default['preloading'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['slide']['lightbox_conf_slideshow'] = array(
    '#type' => 'checkbox',
    '#title' => t('slideshow'),
    '#description' => t('If true, adds an automatic slideshow to a content group / gallery.'),
    '#default_value' => $data['slideshow'] ? $data['slideshow'] : $default['slideshow'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['slide']['lightbox_conf_slideshowSpeed'] = array(
    '#type' => 'textfield',
    '#title' => t('slideshowSpeed'),
    '#description' => t('Sets the speed of the slideshow, in milliseconds.'),
    '#default_value' => $data['slideshowSpeed'] ? $data['slideshowSpeed'] : $default['slideshowSpeed'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['slide']['lightbox_conf_slideshowAuto'] = array(
    '#type' => 'checkbox',
    '#title' => t('slideshowAuto'),
    '#description' => t('If true, the slideshow will automatically start to play.'),
    '#default_value' => empty($data['slideshowAuto']) ? (int)0 : $default['slideshowAuto'],
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['slide']['lightbox_conf_slideshowStart'] = array(
    '#type' => 'textfield',
    '#title' => t('slideshowStart'),
    '#description' => t('Text for the slideshow start button.'),
    '#default_value' => $data['slideshowStart'] ? $data['slideshowStart'] : $default['slideshowStart'],
    '#size' => '15',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['slide']['lightbox_conf_slideshowStop'] = array(
    '#type' => 'textfield',
    '#title' => t('slideshowStop'),
    '#description' => t('Text for the slideshow stop button'),
    '#default_value' => $data['slideshowStop'] ? $data['slideshowStop'] : $default['slideshowStop'],
    '#size' => '15',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_current'] = array(
    '#type' => 'textfield',
    '#title' => t('current'),
    '#description' => t('Text format for the content group / gallery count. {current} and {total} are detected and replaced with actual numbers while ColorBox runs.'),
    '#default_value' => $data['current'] ? $data['current'] : $default['current'],
    '#size' => '15',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_previous'] = array(
    '#type' => 'textfield',
    '#title' => t('previous'),
    '#description' => t('Text for the previous button in a shared relation group (same values for "rel" attribute).'),
    '#default_value' => $data['previous'] ? $data['previous'] : $default['previous'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_next'] = array(
    '#type' => 'textfield',
    '#title' => t('next'),
    '#description' => t('Text for the next button in a shared relation group (same values for "rel" attribute).'),
    '#default_value' => $data['next'] ? $data['next'] : $default['next'],
    '#size' => '8',
    '#prefix' => '',
    '#suffix' => '',
  );

  $form['advanced']['lightbox_conf_overlayClose'] = array(
    '#type' => 'checkbox',
    '#title' => t('overlayClose'),
    '#description' => t('If true, enables closing ColorBox by clicking on the background overlay.'),
    '#default_value' => empty($data['overlayClose']) ? (int)0 : $default['overlayClose'],
    '#prefix' => '',
    '#suffix' => '',
  );
  
  return $form;
}

function gallery_assist_lightboxes_info() {
  global $base_path;
  $breadcrumb = drupal_get_breadcrumb();
  $breadcrumb[] = l('Extras', 'admin/settings/gallery_assist/extras');
  drupal_set_breadcrumb($breadcrumb);
  
  $lb = variable_get('gallery_assist_lightbox', FALSE);
  $lightboxes_dir = drupal_get_path('module', 'gallery_assist_lightboxes') .'/lightboxes';
  $supported = array(
    'Lightbox2' => array(
        'name' => 'Lightbox2', 
        'version' => '1.1.4.37', 
        'jquery' => '1.2.6', 
        'hp' => 'http://www.drupal.org/project/lightbox2',
        'support_status' => 'minimal',
        'needed_files' => 'files included',
        'docu' => 'coming soon...',
    ),
    'lightbox' => array(
        'name' => 'Lightbox', 
        'version' => '2.04', 
        'jquery' => '1.2.6', 
        'hp' => 'http://www.huddletogether.com/projects/lightbox2',
        'support_status' => 'minimal',
        'needed_files' => 'files included',
        'docu' => 'coming soon...',
    ),
    'lytebox' => array(
        'name' => 'Lytebox', 
        'version' => '3.22', 
        'jquery' => '1.2.6', 
        'hp' => 'http://www.dolem.com/lytebox',
        'support_status' => 'minimal',
        'needed_files' => 'files included',
        'docu' => 'coming soon...',
    ),
    'fancybox' => array(
        'name' => 'Fancybox', 
        'version' => '1.3.1', 
        'jquery' => '1.3+',

        'hp' => 'http://fancybox.net',
        'support_status' => 'full',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'highslide' => array(
        'name' => 'Highslide', 
        'version' => '4.1.8', 
        'jquery' => '1.2.6', 
        'hp' => 'http://highslide.com',
        'support_status' => 'minimal',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'colorbox' => array(
        'name' => 'Colorbox', 
        'version' => '1.3.6', 
        'jquery' => '1.3+', 
        'hp' => 'http://colorpowered.com/colorbox',
        'support_status' => 'full',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'shadowbox' => array(
        'name' => 'Shadowbox', 
        'version' => '3.0.3', 
        'jquery' => '1.2.6', 
        'hp' => 'http://www.shadowbox-js.com',
        'support_status' => 'minimal',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'slimbox' => array(
        'name' => 'Slimbox', 
        'version' => '2.03', 
        'jquery' => '1.2.6', 
        'hp' => 'http://www.digitalia.be/software/slimbox2',
        'support_status' => 'full',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'interface' => array(
        'name' => 'Interface', 
        'version' => 'nV', 
        'jquery' => '1.2.6', 
        'hp' => 'http://interface.eyecon.ro',
        'support_status' => 'medium',
        'needed_files' => 'choos manualy',
        'docu' => 'coming soon...',
    ),
    'prettyPhoto' => array(
        'name' => 'PrettyPhoto', 
        'version' => '2.5.6', 
        'jquery' => '1.3+', 
        'hp' => 'http://www.no-margin-for-errors.com/projects/prettyphoto-jquery-lightbox-clone',
        'support_status' => 'full',
        'needed_files' => 'files included',
        'docu' => 'coming soon...',
    ),
  );

  $scan = file_scan_directory($lightboxes_dir, '.', array('.', '..', 'README.txt'), 0, FALSE, 'basename');
  if (module_exists('lightbox2')) {
    $scan['Lightbox2']->lb2 = TRUE;
  }
  $head = array(
    array('data' => ''), 
    array('data' => ''), 
    array('data' => 'Lightboxes'), 
    array('data' => 'Supported LB-Version', 'style' => 'text-align:center;'), 
    array('data' => 'needed JQuery', 'style' => 'text-align:center;'), 
    array('data' => 'Support', 'style' => 'text-align:center;'), 
    array('data' => ''), 
  );

  $i = 0;
  foreach ($supported as $k => $v) {
    $present = array_key_exists($k, $scan) ? '+' : '-';
    $active = $k == $lb ? '>' : '';
    if (module_exists('lightbox2')) {
      if ($k == 'Lightbox2' && $lb == 'lightbox') {
        $active = '>';
      }
      if ($k == 'lightbox') {
        continue;
      }
    }
    $rows[$i] = array(
      array('data' => $active, 'style' => 'text-align:center;'),
      array('data' => $present, 'style' => 'text-align:center;'),
      array('data' => l($k, $supported[$k]['hp'], array(
          'attributes' => array(
            'title' => 'Visit the '. $supported[$k]['name'] .' homepage',
            'target' => '_blank',
          ),
        )),
      ),
      array('data' => $supported[$k]['version'], 'style' => 'text-align:center;'),
      array('data' => $supported[$k]['jquery'], 'style' => 'text-align:center;'),
      array('data' => $supported[$k]['support_status'], 'style' => 'white-space:nowrap;'),
      array('data' => $supported[$k]['needed_files'], 'style' => 'white-space:nowrap;'),
      array('data' => '', 'style' => 'width:100%;'),
    );

    ++$i;
  }

  $output = theme('table', $head, $rows);
  $output .= '<div><sub>[+] - Installed LB variant.</sub></div>';
  $output .= '<div><sub>[>] - Active LB variant.</sub></div>';
  $output .= '<div><sub>In case the module Lightbox2 is activated, the variations Lightbox, Slimbox, Litebox can not be used.</sub></div>';
  
  return $output;
}