<?php
// $Id: gallery_assist.module,v 1.1.2.23 2010/03/18 05:25:10 jcmc Exp $  

/**
 * @file
 * Drupal content type with gallery functionality.
 * 
 * 4 DB tables belonging to this module.
 *  - gallery_assist - Contain the gallery-information and configuration data in case the gallery-node will be configured separately (node level).
 *  - gallery_assist_items - Here will be stored the items data (currently are only images).
 *  - gallery_assist_translated - Contains the title and the description of each item and the translation.
 *  - cache_gallery_assist_data - Contains the needed content and settings data from Gallery Assist assigments.
 */

/**
 * Implementation of hook_init(). ///////////////////////
 */
function gallery_assist_init() {
  global $user, $language;

  gallery_assist_add_css('gallery_assist');

  // Create the user gallery_assist directory if the user has the right permission.
  $gallery_assist_paths[] = variable_get('gallery_assist_directory', file_directory_path() .'/gallery_assist');
  $gallery_assist_paths[] = $user->uid;
  
  if (file_check_directory($gallery_assist_paths[0], 1)) {
    $gallery_assist_user_upload_path = implode('/', $gallery_assist_paths);

    if (!is_dir($gallery_assist_user_upload_path)) {
      $types = node_get_types();
      foreach ($types as $v) {
        if (user_access('create gallery_assist content') || user_access('create gallery_assist_'. $v->type .' content')) {
          file_check_directory($gallery_assist_user_upload_path, 1);
        }
      }
    }
  }
}

/**
 * Implementation of hook_help().
 */
function gallery_assist_help($path, $arg) {
  gallery_assist_add_css('gallery_assist');
  switch ($path) {
    case 'admin/help#gallery_assist':
      $output = gallery_assist_help_text();

      return $output;
    break;
  }
}

/**
 * Help for users with create gallery_assist permition.
 * 
 * @return
 */
function gallery_assist_users_help() {
  global $base_url;

  drupal_set_title(t('Gallery Assist Help.'));

  $output = gallery_assist_help_text();

  return $output;
}

/**
 * Print the help text for users and administrators.
 */
function gallery_assist_help_text() {
  global $base_url;

  $output  = '<p>'. t('The "Gallery Assist" module create a node type with gallery functionality. The gallery functionalities can be assigned to other content types.') .'</p>';
  $output .= '<p><strong>'. t('It offers the following features:') .'</strong></p>';
  $output .= '<ul><li>'. t('Configurable presets independently of the CCK, Imagecache and Image modules.') .'</li>';
  $output .= '<li>'. t('Configurable display options.') .'</li>';
  $output .= '<li>'. t('Configurable gallery and picture pager.') .'</li>';
  $output .= '<li>'. t('Support for multilingualism - i18n module compatible.') .'</li>';
  $output .= '<li>'. t('The gallery functionality can be assigned to others node types and can be configured separately for each one.') .'</li></ul>';
  $output .= '<p>'. t('By this gallery module solution are images not nodes, images are items that belong to the nodes of content types with gallery assigment.') .'</p>';
  $output .= '<p>'. t('%mname <a href="@gallery_assist_examples">examples</a>.', array('@gallery_assist_examples' => 'http://simple.puntolatinoclub.de', '%mname' => t('Gallery Assist'))) .'</p>';
  $output .= '<p><strong>'. t('Why save the node before add items to the gallery?') .'</strong></p>';
  $output .= '<p>'. t('The node id is needed in order to generate the gallery folder name. Thereby we avoid unnecessary transfer in case the editor breaks the creation process without saving.') .'</p>';

  return $output;
}

/**
 * Can be called and used from each submodule, from each place of Galley Assist in relation to Advanced Help.
 * 
 * @param $in An array with the needed data to build and display a advanced help link.
 * - contains
 *   - $in['nid']
 *   - $in['help_link']
 *   - $in['text']
 * 
 * @return the rendered Advanced Help link.
 */
function gallery_assist_advanced_help_builder($in = array()) {
  
  if (empty($in)) { 
    return '';
  }
  
  $help_link = theme('advanced_help_topic', $in['module'], $in['help_link']);
  $output  = $help_link ? '&nbsp;'. $help_link : '';
  $output .=  $in['text'];

  return $output;
}

/**
 * Implementation of hook_node_info().
 */
function gallery_assist_node_info() {
  return array(
    'gallery_assist' => array(
      'name' => t('Gallery'),
      'module' => 'gallery_assist',
      'description' => t('Drupal content type with gallery functionality. It allows the assignment of this gallery functionality to other node types.'),
      'has_title' => TRUE,
      'title_label' => t('Gallery title'),
      'has_body' => TRUE,
      'body_label' => t('Gallery Description'),
    )
  );
}

/**
 * Implementation of hook_perm().
 */
function gallery_assist_perm() {
  // Access data for the gallery_assist conten type.
  $access = array(
    'administer gallery_assist',
    'view gallery_assist content',
    'create gallery_assist content',
    'delete own gallery_assist content',
    'delete any gallery_assist content',
    'edit own gallery_assist content',
    'edit any gallery_assist content',
    'administer gallery_assist blocks',
  );

  // Access data for content types with gallery assist assigment.
  $assigment_access = array();
  $access_holder = array();

  $types = node_get_types();
  foreach ($types as $v) {
    if (variable_get('gallery_assist_'. $v->type, 0) == 1 && $v->type != 'gallery_assist') {
      $access_holder[] = array(
        'administer gallery_assist_'. $v->type,
        'view gallery_assist_'. $v->type .' content',
        'create gallery_assist_'. $v->type .' content',
        'delete own gallery_assist_'. $v->type .' content',
        'delete any gallery_assist_'. $v->type .' content',
        'edit own gallery_assist_'. $v->type .' content',
        'edit any gallery_assist_'. $v->type .' content',
      );
    }
  }

  for ($i=0; $i<count($access_holder); ++$i) {
    $access = array_merge($access, $access_holder[$i]);
  }

  return $access;
}

/**
 * Implementation of hook_access().
 */
function gallery_assist_access($op, $node, $account) {
  global $user;

  // Manage permissions for the gallery assist content type.
  if ($op == 'view' && $node->uid == $user->uid) {
    return user_access('view gallery_assist content', $account);
  }
  if ($op == 'create') {
    return user_access('create gallery_assist content', $account);
  }
  if ($op == 'update') {
    if (user_access('edit any gallery_assist content', $account) || (user_access('edit own gallery_assist content', $account) && ($account->uid == $node->uid))) {
      return TRUE;
    }
  }
  if ($op == 'delete') {
    if (user_access('delete any gallery_assist content', $account) || (user_access('delete own gallery_assist content', $account) && ($account->uid == $node->uid))) {
      return TRUE;
    }
  }

  // Manage permissions for conten types with gallery assist assigment.
  $types = node_get_types();
  foreach ($types as $v) {
    if ($op == 'view' && $node->uid == $user->uid) {
      return user_access('view gallery_assist_'. $v->type .' content', $account);
    }
    if ($op == 'create') {
      return user_access('create gallery_assist_'. $v->type .' content', $account);
    }
    if ($op == 'update') {
      if (user_access('edit any gallery_assist_'. $v->type .' content', $account) || (user_access('edit own gallery_assist_'. $v->type .' content', $account) && ($account->uid == $node->uid))) {
        return TRUE;
      }
    }
    if ($op == 'delete') {
      if (user_access('delete any gallery_assist_'. $v->type .' content', $account) || (user_access('delete own gallery_assist_'. $v->type .' content', $account) && ($account->uid == $node->uid))) {
        return TRUE;
      }
    }
  }
}

/**
 * Implementation of hook_menu().
 */
function gallery_assist_menu() {
  $items = array();

  // Config assist gallery.
  $items['admin/settings/gallery_assist'] = array(
    'title' => 'Gallery Assist',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('gallery_assist_settings'),
    'access arguments' => array('administer gallery_assist'),
    'file' => 'gallery_assist.admin.inc',
    'description' => 'Manage the gallery_assist asigments and customize the html output.',
    'weight' => 0,
  );

  // Config assist gallery. Primary tab.
  $items['admin/settings/gallery_assist/gallery_assist'] = array(
    'title' => 'Gallery Assist',
    'type' => MENU_DEFAULT_LOCAL_TASK,
    'weight' => 0,
  );//block/15

  // Upload ahah callback.
  $items['gallery_assist_upload/js'] = array(
    'page callback' => 'gallery_assist_upload_js',
    'access arguments' => array('create gallery_assist content'),
    'page arguments' => array(0),
    'type' => MENU_CALLBACK,
  );

  // Menu callbacks for content types with gallery assist assigment.
  $types = node_get_types('types');
  $i = 1;
  foreach ($types as $type) {
    if (variable_get('gallery_assist_'. $type->type, 0) == 1 && $type->type != 'gallery_assist') {
      // Config gallery_assist on others content types.
      $items['admin/settings/gallery_assist/'. $type->type] = array(
        'title' => t($type->name),
        'page callback' => 'drupal_get_form',
        'page arguments' => array('gallery_assist_settings', 3, $type->name),
        'access arguments' => array('administer gallery_assist'),
        'file' => 'gallery_assist.admin.inc',
        'type' => MENU_LOCAL_TASK,
        'weight' => $i,
      );

      // Gallery_assist assigments: Upload ahah callback.
      $items['gallery_assist_'. $type->type .'_upload/js'] = array(
        'page callback' => 'gallery_assist_upload_js',
        'access arguments' => array('create gallery_assist_'. $type->type .' content'),
        'type' => MENU_CALLBACK,
      );

      // Gallery_assist assigments: Show the gallery assist short help on any content type.
      $items['gallery_assist_'. $type->type .'/help'] = array(
        'page callback' => 'gallery_assist_users_help',
        'access arguments' => array('create gallery_assist_'. $type->type .' content'),
        'type' => MENU_CALLBACK,
      );

      // Gallery_assist assigments: Edit one item. This feature is more confortable and faster in case of many gallery_assist items.
      $items['node/ga_edit_one_'. $type->type .'/%node/%'] = array(
        'title' => t('Gallery Assist'),
        'page callback' => 'drupal_get_form',
        'page arguments' => array('gallery_assist_edit_one', 2, 3),
        'access arguments' => array('create gallery_assist_'. $type->type .' content'),
        'type' => MENU_CALLBACK,
        'weight' => 1000,
      );

      // Gallery_assist assigments: Save one item ahah callback.
      $items['gallery_assist_save_one_'. $type->type .'_js/js/%'] = array(
        'page callback' => 'gallery_assist_save_one_js',
        'access arguments' => array('create gallery_assist_'. $type->type .' content'),
        'page arguments' => array(2),
        'type' => MENU_CALLBACK,
      );
    }
  }

  // Extra tab for micelaneous.
  // Here are ordered the gallery assigment control, import settings for mass import etc.
  $items['admin/settings/gallery_assist/extras'] = array(
    'title' => t('Extras'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('gallery_assist_settings_extras'),
    'access arguments' => array('administer gallery_assist'),
    'file' => 'gallery_assist.admin.inc',
    'type' => MENU_LOCAL_TASK,
    'weight' => 1000,
  );

  $items['admin/settings/gallery_assist/extras/extras'] = array(
    'title' => t('Extras'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('gallery_assist_settings_extras'),
    'access arguments' => array('administer gallery_assist'),
    'file' => 'gallery_assist.admin.inc',
    'type' => MENU_DEFAULT_LOCAL_TASK,
    'weight' => 0,
  );

  // Display a item.
  $items['node/%node/%'] = array(
    'page callback' => 'gallery_assist_display_item',
    'page arguments' => array(1, 2),
    'access arguments' => array('view gallery_assist content'),
    'type' => MENU_CALLBACK,
  );

  // Import ahah callback.
  $items['gallery_assist_import/js'] = array(
    'page callback' => 'gallery_assist_import_js',
    'access arguments' => array('create gallery_assist content'),
    'type' => MENU_CALLBACK,
  );

  // Save one item ahah callback.
  $items['gallery_assist_save_one_js/js/%'] = array(
    'page callback' => 'gallery_assist_save_one_js',
    'access arguments' => array('create gallery_assist content'),
    'page arguments' => array(2),
    'type' => MENU_CALLBACK,
  );

  // Separated help page for users with permissions to create and manage gallery_assist galleries.
  $items['gallery_assist/help'] = array(
    'page callback' => 'gallery_assist_users_help',
    'access arguments' => array('create gallery_assist content'),
    'type' => MENU_CALLBACK,
  );

  // Edit one item. This feature is more confortable and faster in case of many gallery_assist items.
  $items['node/ga_edit_one/%node/%'] = array(
    'title' => t('Gallery Assist'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('gallery_assist_edit_one', 2, 3),
    'access arguments' => array('create gallery_assist content'),
    'type' => MENU_CALLBACK,
    'weight' => 1000,
  );

  // will come later...
  $items['gallery_assist/panic'] = array(
    'title' => 'Gallery Assist WARNING!',
    'page callback' => 'gallery_assist_panic',
    'access arguments' => array('administer gallery_assist'),
    'type' => MENU_CALLBACK,
  );

  // will come later...
  $items['user/%user/user_galleries'] = array(
    'title' => 'Galleries',
    'page callback' => 'gallery_assist_list_galleries',
    'page arguments' => array(1),
    'access arguments' => array('access user profiles'),
    'type' => MENU_LOCAL_TASK,
    'weight' => 3,
  );

  // Node form pager settings.
  $items['gallery_assist_form_pager/%'] = array(
    'page callback' => 'gallery_assist_form_pager_settings',
    'access arguments' => array('administer gallery_assist'),
    'page arguments' => array(1),
    'type' => MENU_CALLBACK,
    'file' => 'gallery_assist.admin.inc',
  );

  return $items;
}

/**
 * name: unbekannt
 * 
 * @param $u
 *  A string containing the user object of the node owner.
 * @return
 *  An array with the counter of items and the information data.
 */
function gallery_assist_list_galleries($u) {
  global $user;
  // Check to switch between users. Galleries of user 1 (admin) are the default galleries in the site. 
  if ($user->uid == 1 || $u->uid == $user->uid) {
    $profile = '';
  }
  else {
    $profile = 'AND g.in_profile = 1';
  }

  $head = array(
    array('data' => t('Items'), 'field' => 'items'),
    array('data' => t('Image')),
    array('data' => t('Last update'), 'field' => 'timestamp', 'sort' => 'desc', 'class' => 'ga_created'),
    array('data' => t('Title'), 'field' => 'title', 'class' => 'ga_titles'),
  );

  $q = "SELECT count( * ) as items, p.tpath, p.nid, g.in_profile, f.timestamp
        FROM {gallery_assist_item} p 
        JOIN {gallery_assist} g ON g.gref = p.gref 
        JOIN {files} f ON f.fid = p.fid 
        WHERE p.uid = %d ". $profile ." GROUP BY p.gref ". tablesort_sql($head);

  $result = db_query($q, $u->uid);

  $df = t('Y/m/d');
  while ($r = db_fetch_object($result)) {
      // Request sepparately the node data to avoid the DISTINCT error caused in case access modules are in use.
      $node_extras = db_result(db_query(db_rewrite_sql("SELECT n.title FROM {node} n WHERE n.nid = %d"), $r->nid));
      $c[$r->nid] = $r;
      $c[$r->nid]->title = $node_extras;
  }

  if (count($c)) {
    foreach ($c as $id => $r) {
      $ipath = preg_replace('/thm\//', 'img/', $r->tpath);
      $rows[] = array(
        array('data' => $r->items),
        array('data' => $r->items > 0 ? theme('image', $ipath, '', '') : 0),
        array('data' => format_date($r->timestamp, 'custom', $df)),
        array('data' => l($r->title, 'node/'. $r->nid)),
      );
    }
  }

  $output = theme('table', $head, $rows);
  $output .= theme('pager', NULL, 5, $u->uid, NULL, 5);

  return $output ? $output : '0 galleries';
}

/**
 * Implementation of hook_theme().
 */
function gallery_assist_theme() {
  return array(
    'gallery_assist_form_new' => array(
      'arguments' => array('form' => NULL),
    ),
    'gallery_assist_form_current' => array(
      'arguments' => array('form' => NULL),
    ),
    'gallery_assist_gallery' => array(
      'arguments' => array(
        'body' => NULL,
        'teaser' => FALSE,
        'opt' => FALSE,
        'owner' => FALSE,
        'extras' => FALSE),
    ),
    'gallery_assist_display' => array(
      'arguments' => array('pager' => NULL, 'boxes' => NULL, 'conf' => NULL, $type => NULL),
    ),
    'gallery_assist_display_list' => array(
      'arguments' => array('pager' => NULL, 'boxes' => NULL, 'conf' => NULL, $type => NULL),
    ),
    'gallery_assist_block_display' => array(
      'arguments' => array('boxes' => NULL, 'conf' => NULL, $type => NULL, $more => NULL),
    ),
    'gallery_assist_item_submitted' => array(
      'arguments' => array('node' => NULL),
    ),
    'gallery_assist_item' => array(
      'arguments' => array('item' => NULL),
    ),
    'gallery_assist_pager' => array(
      'arguments' => array('links' => NULL, 'extras' => NULL),
    ),
    'gallery_assist_item_box' => array(
      'arguments' => array('ga_item_box' => NULL, 'ga_item_title' => NULL, 'ga_edit_link' => NULL, 'ga_item_attr' => NULL),
    ),
    'gallery_assist_list_item_box' => array(
      'arguments' => array('ga_item_box' => NULL, 'ga_item_title' => NULL, 'ga_edit_link' => NULL, 'ga_item_attr' => NULL),
    ),
    'gallery_assist_original_download_link' => array(
      'arguments' => array('item' => NULL),
    ),
    'gallery_assist_item_box_list' => array(
      'arguments' => array('ga_item_list_attr' => NULL, 'ga_item_box' => NULL, 'ga_item_title' => NULL, 'ga_item_copyright' => NULL, 'ga_item_desc' => NULL, 'ga_edit_link' => NULL, 'ga_item_attr' => NULL),
    ),
  );
}

/**
 * Implementation of hook_form().
 */
function gallery_assist_form(&$node, $form_state) {
  $type = node_get_types('type', $node);
  $form = array();

  if (user_access('create gallery_assist content')) {
    // The title of gallery assist node type.
    if ($type->has_title) {
      $form['title'] = array(
        '#type' => 'textfield',
        '#title' => check_plain($type->title_label),
        '#required' => TRUE,
        '#default_value' => $node->title,
        '#weight' => -24,
      );
    }

    // The body of gallery assist node type.
    if ($type->has_body) {
      $form['body_field'] = node_body_field($node, $type->body_label, $type->min_word_count);
      $form['body_field']['#weight'] = -20;
      $form['body_field']['body']['#rows'] = 5;
    }
  }

  return $form;
}

/**
 * Implementation of hook_form_alter().
 */
function gallery_assist_form_alter(&$form, $form_state, $form_id) {
  global $user;

  // Gallery Assist extra user information.
  if (arg(0) === 'user' && arg(2) === 'edit' && $form_id == 'user_profile_form') {
    if (user_access('edit own gallery_assist content', $user) ||
        user_access('edit any gallery_assist content', $user) ||
        user_access('edit own gallery_assist_'. $node->type .' content', $user) ||
        user_access('edit any gallery_assist_'. $node->type .' content', $user)) {

      $form['gallery_assist_user_extras'] = array(
        '#type' => 'fieldset',
        '#title' => t('Gallery Assist user settings'),
        '#collapsible' => TRUE,
        '#collapsed' => TRUE,
        '#access' => module_exists('gallery_assist_flickr') || module_exists('gallery_assist_picasa') ? TRUE : FALSE,
      );
    }
  }

  $node = $form['#node'];
  $data = variable_get('gallery_assist_'. $node->type .'_data', FALSE);

  $iu = $node->uid > 0 && $user->uid > 0 ? 1 : '';
  if ($iu > 0 && $node->uid == 1 || 
      user_access('administer gallery_assist') || 
      user_access('administer gallery_assist_'. $node->type)) {
    if ($node->type == 'gallery_assist' ) {
      $myPath = 'gallery_assist';
    }
    elseif (variable_get('gallery_assist_'. $node->type, 0) == 1) {
      $myPath = 'gallery_assist/'. $node->type;
    }
  }

  if ($node->type .'_node_form' == $form_id && variable_get('gallery_assist_'. $node->type, 0) == 1 && 
    user_access('edit own gallery_assist content', $user) ||
    user_access('edit any gallery_assist content', $user) ||
    user_access('edit own gallery_assist_'. $node->type .' content', $user) ||
    user_access('edit any gallery_assist_'. $node->type .' content', $user)) {

    if ($node->type == 'book' && arg(2) == 'outline') {
      return;
    }

    if ($node->type .'_node_form' == $form_id && variable_get('gallery_assist_'. $node->type, 0) == 1) {
      $form['assigment_settings_link'] = array(
        '#type' => 'markup', 
        '#value' => t('<div id="ga-devel-by">Edit the settings from Gallery Assist for this content type -> <a href="/admin/settings/@myPath">%contenType</a></div>', array(
          '@myPath' => $myPath,
          '%contenType' => $node->type,
        )),
        '#weight' => -100,
      );
    }

    // Note on the order of the process of "create gallery assist node"
    $help_path_tail = $node->type == 'gallery_assist' ? '' : '_'. $node->type;
    if (arg(1) == 'add' && variable_get('gallery_assist_'. $form['#node']->type, 0) == 1) {
      global $base_url;
      $this['help']['layout'] = array(
        'module' => 'gallery_assist',
        'help_link' => 'why-save-before-upload',
        'text' => t('This node must be saved before you can add items to the gallery. Read more about in the <a href="@help_link">@help</a>.', array('@help' => t('help'), '@help_link' => url($base_url .'/gallery_assist'. $help_path_tail .'/help#ga_why'))),
      );
      $help_string = gallery_assist_advanced_help_builder($this['help']['layout']);
      drupal_set_message($help_string);
    }

    if (isset($node->nid) && variable_get('gallery_assist_'. $node->type, 0) == 1) {
      $this['help']['layout'] = array(
        'module' => 'gallery_assist',
        'help_link' => 'settings-to-this-gallery',
        'text' => t('Read the short help in case you are not secure by this settings.'),
      );
      $form['gallery_assist_settings'] = array(
        '#type' => 'fieldset',
        '#access' => $node->type == 'gallery_assist' ? user_access('create gallery_assist content') : user_access('create gallery_assist_'. $node->type .' content'),
        '#title' => t('Settings to this Gallery'),
        '#collapsible' => TRUE,
        '#collapsed' => TRUE,
        '#weight' => -2.5,
      );

      module_load_include('inc', 'gallery_assist', 'gallery_assist_node_settings');
      $form['gallery_assist_settings']['wrapper'] = gallery_assist_settings_tothis_node($node, $data);

      // Upload process form section.
      $form['gallery_assist_item'] = array(
        '#type' => 'fieldset',
        '#access' => $node->type == 'gallery_assist' ? user_access('create gallery_assist content') : user_access('create gallery_assist_'. $node->type .' content'),
        '#title' => t('Gallery: Add and edit gallery items') .' ('. $node->gallconf[$node->type]['ga_counter'] .')',
        '#collapsible' => TRUE,
        '#collapsed' => FALSE,
        '#prefix' => '<div class="gallery_assist_list">',
        '#suffix' => '</div>',
        '#weight' => -2.4,
        '#description' => t('Click Update to upload a new file or to save your changes in this section.'),
      );

      $form['ref'] = array(
        '#type' => 'hidden',
        '#value' => $node->ref ? $node->ref : $node->nid,
      );

      // Wrapper for fieldset contents (used by ahah.js).
      $form['gallery_assist_item']['wrapper'] = array(
        '#prefix' => '<div id="gallery-assist-list-wrapper">',
        '#suffix' => '</div>',
      );
  
      // It sends the current user as a reference, if administrators make
      // changes in the author information of the node.
      $form['gallery_assist_item']['current_owner'] = array(
        '#type' => 'value',
        '#value' => $node->uid,
      );
  
      $form['gallery_assist_item']['wrapper'] += _gallery_assist_form($node);
      $form['#attributes']['enctype'] = 'multipart/form-data';
      $form['#submit'][] = 'gallery_assist_form_submit';
    }
  }

  unset($this);
}

/**
 * Build the form section for upload- and items-administration.
 * 
 * @ingroup forms
 */
function _gallery_assist_form(&$node) {
  global $user;

  $form = array(
    '#theme' => 'gallery_assist_form_new',
    '#cache' => TRUE,
    '#weight' => 0,
  );

  if (!empty($node->gallitems) && is_array($node->gallitems)) {
    drupal_add_js(drupal_get_path('module', 'gallery_assist') .'/js/gallery_assist.js', 'module', 'footer');
    $form['gallery_items']['#theme'] = 'gallery_assist_form_current';
    $form['gallery_items']['#tree'] = TRUE;

    // Select all the nodes from user (type Gallery Assist and assigments).
    // Build the array options for select. This would allow to change items betwen Gallery Assist galleries.
    // coming later
    // I have to take a desition: or here or as extra function.
    /*
    $q = "SELECT n.nid, n.vid, n.uid, n.language, n.title FROM {node} n";
    $query = db_rewrite_sql($q, 'n', 'nid');
    $result = db_query($query, $node->uid);

    while ($r = db_fetch_object($result)) {
      if ($r->title == $node->title && $r->nid = $node->nid && $r->vid = $node->vid) {
        $options[$r->vid] = '*'. check_plain($r->title);
      }
      else {
        $options[$r->vid] = check_plain($r->title);
      }
    }*/

    foreach ($node->gallitems as $key => $item) {
      $item = (object) $item;
      // Visualize the item image in the form
      $img = image_get_info($item->thmb_path);
      $top = $img['height'] < 80 ? ((80 - $img['height']) / 2) : 0;
      $mtop = $img['width'] > $img['height'] ? 'margin-top:'. $top .'px;' : '';
      $item_attr = array(
        'style' => 'margin:0;padding:0;border:0;'. $mtop,
      );

      if (module_exists('imagecache') && $node->gallconf[$node->type]['use_imagecache'] == 1) {
        $ic = gallery_assist_get_preset_more_info($node->gallconf[$node->type]['thm_presetid']);
        if ('CACAO' == $CACAO) {
          //$direction = $img['width'] >= $img['height'] ? 'width' : 'height';
        } else {
          
        }
        // $item_attr[$ic['direction']] = '100%';
        $item->image = theme('imagecache', $node->gallconf[$node->type]['thm_presetname'], $item->opath, $item->palt, $item->ptitle, $item_attr, FALSE);
      }
      else {
        $direction = $img['width'] >= $img['height'] ? 'width' : 'height';
        $item->image = theme('image', $item->thmb_path, $item->palt, $item->ptitle, $item_attr, FALSE);
      }

      $item->image_link = '<div class="thmb_form_image" style="width:80px;max-width:80px;height:80px;max-height:80px;margin-left:10px;overflow:hidden;">'. l($item->image, 'node/'. $node->nid .'/'. $item->pid, array('html' => TRUE)) .'</div>';
      // Item form.
      $form['gallery_items'][$key]['remove']  = array('#type' => 'checkbox', '#default_value' => !empty($item->remove));
      $form['gallery_items'][$key]['item']    = array('#value' => $item->image_link);
      $form['gallery_items'][$key]['ptitle']  = array('#type' => 'textfield', '#title' => t('Title'), '#value' => $item->ptitle, '#prefix' => '<a name="'. $item->pid .'"></a>', '#suffix' => '<div id="my-edit-gallery-items-'. $item->pid .'-ptitle" style="display:none;" class="warning"><span class="warning">*</span> Changes made in this table will be saved by click Update.</div>'); //
      $form['gallery_items'][$key]['copyright']  = array('#type' => 'textfield', '#title' => t('Copyright'), '#size' => '50%', '#value' => $item->copyright, '#suffix' => '<div id="my-edit-gallery-items-'. $item->pid .'-copyright" style="display:none;" class="warning"><span class="warning">*</span> Changes made in this table will be saved by click Update.</div>'); //
      $form['gallery_items'][$key]['pdescription']  = array('#type' => 'textarea', '#rows' => 2, '#title' => t('Caption'), '#value' => $item->pdescription, '#suffix' => '<div id="my-edit-gallery-items-'. $item->pid .'-pdescription" style="display:none;" class="warning"><span class="warning">*</span> Changes made in this table will be saved by click Update.</div><div id="jump-to-update-link" class="jump-to-update-link">'. l('Jump to update-bottom to save the changes', 'node/'. $item->nid .'/edit', array('fragment' => 'update-buttom')) .'</div>'); //

      if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
        $form['gallery_items'][$key]['weight']  = array('#type' => 'weight', '#delta' => count($node->gallitems), '#default_value' => $item->weight);
      }
      else {
        $form['gallery_items'][$key]['weight']  = array('#type' => 'textfield', '#default_value' => $item->weight);
      }
      
      $form['gallery_items'][$key]['pid']     = array('#type' => 'value',  '#value' => $item->pid);
      $form['gallery_items'][$key]['gid']     = array('#type' => 'hidden',  '#value' => $item->gid);
      $form['gallery_items'][$key]['new']     = array('#type' => 'value', '#value' => FALSE);
      $form['gallery_items'][$key]['did']     = array('#type' => 'value', '#value' => $item->did);
      $form['gallery_items'][$key]['lang']    = array('#type' => 'hidden', '#value' => $node->lang ? $node->lang : $node->language);
    }
  }

  //$form['new']['#weight'] = variable_get('gallery_assist_forms_possition', -2) + 2;

  $desc = module_exists('gallery_assist_upport') ? t('Permitted formats: jpg-, jpeg-, png-, gif-images and zip packages.') : t('Permitted formats: jpg-, jpeg-, png-, gif-images.');

  $pager_limit = variable_get('gallery_assist_editform_pager_limit', 25);
  $form['new']['pager_bottom'] = array(
    '#type' => 'markup',
    '#value' => theme('pager', NULL, $pager_limit, $node->nid, NULL, 5),
    '#weight' => 19,
  );

  $count = $node->gallconf[$node->type]['ga_counter'];
  $limit = $node->gallconf[$node->type]['max_form_items'];
  if (empty($node->gallconf[$node->type]['max_items'])) {
    $display_field = TRUE;
  }
  elseif ($node->gallconf[$node->type]['max_items'] > $count) {
    $diff = $node->gallconf[$node->type]['max_items'] - $count;
    $display_field = TRUE;
    if ($diff >= $limit) {
      $limit = $limit;
    }
    else {
      $limit = $diff;
    }
  }
  else {
    $display_field = FALSE;
  }

  if ($display_field) {
    for ($i = 0; $i < $limit; ++$i) {
      $form['new']['pictures'. $i] = array(
        '#type' => 'file',
        '#title' => t('Add new item'),
        '#size' => 40,
        '#description' => $desc,
        '#weight' => 20,
      );
    }
    $help = array(
      'module' => 'gallery_assist',
      'help_link' => 'add-and-edit-gallery-items',
      'text' => t('Enter here the copyright in case all pictures you will just upload and all should having the same copyright.'),
    );
    $form['new']['temp_copyright']  = array(
      '#type' => 'textfield', 
      '#title' => t('Temp copyright'), 
      '#size' => 19,
      '#default_value' => $node->temp_copyright, 
      '#description' => gallery_assist_advanced_help_builder($help),
      '#weight' => 22,
    ); 
  }
  else {
    $form['new']['pictures'. $i] = array(
      '#type' => 'markup',
      '#value' => '<div id="ga-amount-achaived" class="message warning">'. t('The maximum allowed number of uploads (@max-amount) was achieved.', array('@max-amount' => $node->gallconf[$node->type]['max_items'])) .'</div>',
      '#weight' => 22,
    );
  }

  $form['new']['get_pager_value'] = array(
    '#type' => 'hidden',
    '#value' => $_GET['page'],
  );

  $form['new']['picsubmit'] = array(
    '#type' => 'submit',
    '#value' => t('Update'),
    '#name' => 'picsubmit',
    '#ahah' => array(
      'path' => $node->type == 'gallery_assist' ? 'gallery_assist_upload/js' : 'gallery_assist_'. $node->type .'_upload/js',
      'wrapper' => 'gallery-assist-list-wrapper',
      'progress' => array('type' => 'bar', 'message' => t('Please wait...')),
    ),
    '#submit' => array('node_form_submit_build_node'),
    '#prefix' => '<a name="update-buttom"></a>',
    '#weight' => 24,
  );
  
  return $form;
}

/**
 * Theme the "Add and edit items" form.
 * Note: required to output prefix/suffix.
 *
 * @ingroup themeable
 */
function theme_gallery_assist_form_new($form) {
  // Define the output as draggable table
  if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
    drupal_add_tabledrag('gallery-assist-list', 'order', 'sibling', 'gallery-assist-weight');
  }
  $output = drupal_render($form);

  return $output;
}

/**
 * Theme the item list from the "Add and edit items" form
 *
 * @ingroup themeable
 */
function theme_gallery_assist_form_current($form) {
  $header = array();
    //
    if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
      $header[] = '';
    }
    $header[] = array('data' => t('X'), 'class' => 'ga-form-delete');
    $header[] = array('data' => t('Image'), 'class' => 'ga-form-item');
    $header[] = array('data' => t('Image info'), 'class' => 'ga-form-caption');

  if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
    $header[] = array('data' => t('Weight'), 'field' => 'weight');
  }
  else {
    $header[] = array('data' => t('Weight'));
  }

  // Define the output as draggable table
  //drupal_add_tabledrag('gallery-assist-list', 'order', 'sibling', 'gallery-assist-weight');

  foreach (element_children($form) as $key) {
    if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
      $row = array('');
      // Add class to group weight fields for drag and drop.
      $form[$key]['weight']['#attributes']['class'] = 'gallery-assist-weight';
    }
    else {
      $row = array();
      $form[$key]['weight']['#size'] = 5;
    }

    // Fill the table cells
    $row[] = drupal_render($form[$key]['remove']);
    $row[] = drupal_render($form[$key]['item']);
    $row[] = drupal_render($form[$key]['ptitle']) . drupal_render($form[$key]['copyright']) . drupal_render($form[$key]['pdescription']);
    $row[] = drupal_render($form[$key]['weight']);
    
    if (!is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
      $row[] = drupal_render($form[$key]['size']);
      // Build the row with dragable class
      $rows[] = array('data' => $row, 'class' => 'draggable');
    }
    else {
      // Build the row without dragable class
      $rows[] = array('data' => $row);
    }
    
  }

  $output  = theme('table', $header, $rows, array('id' => 'gallery-assist-list'));
  $output .= drupal_render($form);

  return $output;
}

/**
 * Set default variables for the new assigment and
 * rebuild menus by gallery assist assigment to others content types.
 * 
 * @see gallery_assist_settings_extras()
 * @ingroup forms
 */
function gallery_assist_nodetypes_submit(&$form, $form_state) {
  //gallery_assist_invalidate_cache();
  $cq = "TRUNCATE TABLE {cache_gallery_assist_data}";
  db_query($cq, $node->nid);
  $defaults = variable_get('gallery_assist_default_data', array());

  $node_types = node_get_types();
  unset($node_types['gallery_assist']);

  if (variable_get('gallery_assist_upload_method', 'FILE_EXISTS_REPLACE') != $form_state['values']['gallery_assist_upload_method']) {
    variable_set('gallery_assist_upload_method', $form_state['values']['gallery_assist_upload_method']);
  }

  variable_set('gallery_assist_editform_pager_limit', $form_state['values']['gallery_assist_editform_pager_limit']);

  variable_set('gallery_assist_forms_possition', $form_state['values']['gallery_assist_forms_possition']);

  foreach ($node_types as $type) {
    if (variable_get('gallery_assist_'. $type->type, 0) != $form_state['values']['gallery_assist_'. $type->type]) {
      if ($form_state['values']['gallery_assist_'. $type->type] == 1) {
        variable_set('gallery_assist_'. $type->type, 1);
        variable_set('gallery_assist_'. $type->type .'_data', $defaults);
      }
      else {
        variable_set('gallery_assist_'. $type->type, 0);
        variable_set('gallery_assist_'. $type->type .'_data', array());
      }
    }
  }

  menu_rebuild();
}

function gallery_assist_nodetypes_submit_validate($form, $form_state) {

}

/**
 * Update the settings of gallery_assist or of assigments.
 * 
 * @see gallery_assist_settings()
 * 
 * @ingroup forms
*/
function gallery_assist_settings_submit(&$form, $form_state) {
  gallery_assist_invalidate_cache();
  $cq = "TRUNCATE TABLE {cache_gallery_assist_data}";
  db_query($cq, $node->nid);
  $type = $form_state['values']['node_type'];
  $gallery_assist_data = variable_get('gallery_assist_'. $type .'_data', array());

  if ($form_state['values']['gallery_assist_'. $type .'_change'] == TRUE) {

    $gallery_assist_update_data = array(
      'upload_thm' => $form_state['values']['gallery_assist_'. $type .'_upload_thm'],
      'upload_prev' => $form_state['values']['gallery_assist_'. $type .'_upload_prev'],
      'items_per_row' => $form_state['values']['gallery_assist_'. $type .'_items_per_row'],
      't_items_per_row' => $form_state['values']['gallery_assist_'. $type .'_t_items_per_row'],
      'rows_per_page' => $form_state['values']['gallery_assist_'. $type .'_rows_per_page'],
      'thumbnail_size' => $form_state['values']['gallery_assist_'. $type .'_thumbnail_size'],
      'thumbnail_size_plus' => $form_state['values']['gallery_assist_'. $type .'_thumbnail_size_plus'],
      'preview_size' => $form_state['values']['gallery_assist_'. $type .'_preview_size'],
      'item_margin' => $form_state['values']['gallery_assist_'. $type .'_item_margin'],
      'item_padding' => $form_state['values']['gallery_assist_'. $type .'_item_padding'],
      'item_border' => $form_state['values']['gallery_assist_'. $type .'_item_border'],
      'item_border_color' => $form_state['values']['gallery_assist_'. $type .'_item_border_color'],
      'show_backlink' => $form_state['values']['gallery_assist_'. $type .'_show_backlink'],
      'show_toggle' => $form_state['values']['gallery_assist_'. $type .'_show_toggle'],
      'show_title' => $form_state['values']['gallery_assist_'. $type .'_show_title'],
      'layout' => array(
        'ga_align' => $form_state['values']['gallery_assist_'. $type .'_ga_align'],
        'gap_align' => $form_state['values']['gallery_assist_'. $type .'_gap_align'],
        't_ga_float' => $form_state['values']['gallery_assist_'. $type .'_t_ga_float'],
        'p_ga_float' => $form_state['values']['gallery_assist_'. $type .'_p_ga_float'],
      ),
      'show_in_homepage_block' => $form_state['values']['gallery_assist_'. $type .'_show_in_homepage_block'],
      'position_toggle' => $form_state['values']['gallery_assist_'. $type .'_position_toggle'],
      'title_substr' => $form_state['values']['gallery_assist_'. $type .'_title_substr'],
      'pager_symbol' => $form_state['values']['gallery_assist_'. $type .'_pager_symbol'],
      'pager_layout' => $form_state['values']['gallery_assist_'. $type .'_pager_layout'],
      'pager_position' => $form_state['values']['gallery_assist_'. $type .'_pager_position'],
      'pager_visibles' => $form_state['values']['gallery_assist_'. $type .'_pager_visibles'],
      'force_image_height' => $form_state['values']['gallery_assist_'. $type .'_force_image_height'],
      'show_download_link' => $form_state['values']['gallery_assist_'. $type .'_show_download_link'],
      'comments' => $form_state['values']['gallery_assist_'. $type .'_comments'],
      'use_mbImgNav' => $form_state['values']['gallery_assist_'. $type .'_use_mbImgNav'],
      'use_galleria' => $form_state['values']['gallery_assist_'. $type .'_use_galleria'],
      'hide_in_teaser' => $form_state['values']['gallery_assist_'. $type .'_hide_in_teaser'],
      'item_effect' => $form_state['values']['gallery_assist_'. $type .'_item_effect'],
      'max_items' => $form_state['values']['gallery_assist_'. $type .'_max_items'],
      'max_form_items' => $form_state['values']['gallery_assist_'. $type .'_max_form_items'],
      'validate_upload' => array(
        'file_size' => $form_state['values']['gallery_assist_'. $type .'_file_size'] * 1024 * 1024,
        'user_size' => $form_state['values']['gallery_assist_'. $type .'_user_size'] * 1024 * 1024,
        'resolution' => $form_state['values']['gallery_assist_'. $type .'_resolution'],
        'extensions' => $form_state['values']['gallery_assist_'. $type .'_extensions'],
      ),
      'public_status' => $form_state['values']['gallery_assist_'. $type .'_public_status'],
      'admin_public_status' => $form_state['values']['gallery_assist_'. $type .'_admin_public_status'],
      'pager_t_height' => $form_state['values']['gallery_assist_'. $type .'_pager_t_height'],
      'pager_t_active_height' => $form_state['values']['gallery_assist_'. $type .'_pager_t_active_height'],
      'pager_presetid' => $form_state['values']['gallery_assist_'. $type .'_pager_presetid'],
      'extra_layout_settings_allowed' => $form_state['values']['gallery_assist_'. $type .'_extra_layout_settings_allowed'],
      'common_settings_allowed' => $form_state['values']['gallery_assist_'. $type .'_common_settings_allowed'],
      'hide_teaser_container_allowed' => $form_state['values']['gallery_assist_'. $type .'_hide_teaser_container_allowed'],
      'display_download_link_allowed' => $form_state['values']['gallery_assist_'. $type .'_display_download_link_allowed'],
      'container_format_allowed' => $form_state['values']['gallery_assist_'. $type .'_container_format_allowed'],
      'gallery_container_weight_allowed' => $form_state['values']['gallery_assist_'. $type .'_gallery_container_weight_allowed'],
      'show_in_homepage_block_allowed' => $form_state['values']['gallery_assist_'. $type .'_show_in_homepage_block_allowed'],
      'gallery_public_status_allowed' => $form_state['values']['gallery_assist_'. $type .'_gallery_public_status_allowed'],
      'show_titles_allowed' => $form_state['values']['gallery_assist_'. $type .'_show_titles_allowed'],
      'show_in_userprofile_allowed' => $form_state['values']['gallery_assist_'. $type .'_show_in_userprofile_allowed'],
      'gallery_items_shadow_allowed' => $form_state['values']['gallery_assist_'. $type .'_gallery_items_shadow_allowed'],
    );

    if (module_exists('imagecache') && is_numeric($form_state['values']['gallery_assist_'. $type .'_pager_presetid'])) {
      $preset = imagecache_preset($gallery_assist_update_data['pager_presetid']);
      $gallery_assist_update_data['pager_presetname'] = $preset['presetname'];
    }

    variable_set('gallery_assist_'. $type .'_data', $gallery_assist_update_data);
  }
}

/**
 * Upload callback over ahah.
 * Prepare the data for save and rebuild the form.
 */
function gallery_assist_upload_js() {

  $cached_form_state = array();
  $items = array();

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

  // Build the path to satisfy the gallery form pager.
  $_GET['q'] = 'node/'. $cached_form['#node']->nid .'/edit';
  $_GET['page'] = $_POST['get_pager_value'];

  // Build form_state from the POST data.
  $form_state = array('values' => $_POST);
  $form_state['gallery_assist_upload_js'] = 1;
  $form_state += $_FILES;

  // Send the data to be processed by upload or update items.
  gallery_assist_form_submit($cached_form, $form_state);

  // Prepare the updated form.
  if (!empty($form_state['values']['gallery_items'])) {
    foreach ($form_state['values']['gallery_items'] as $item) {
      if (empty($item['remove'])) {
        $items[$pid] = $form_state['values']['gallery_items'][$pid];
      }
    }
  }

  $node = $cached_form['#node'];
  $node = node_load($node->nid);
  $node->gall_items = $items;

  $form = _gallery_assist_form($node);

  unset($cached_form['gallery_assist_item']['wrapper']['new']);
  $cached_form['gallery_assist_item']['wrapper'] = array_merge($cached_form['gallery_assist_item']['wrapper'], $form);
  $cached_form['gallery_assist_item']['#collapsed'] = FALSE;

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

  foreach ($items as $pid => $item) {
    if (is_numeric($pid)) {
      $form['gallery_items'][$pid]['ptitle']['#default_value'] = $form_state['values']['gallery_items'][$pid]['ptitle'];
      $form['gallery_items'][$pid]['pdescription']['#default_value'] = $form_state['values']['gallery_items'][$pid]['pdescription'];

      $form['gallery_items'][$pid]['remove']['#default_value'] = !empty($form_state['values']['gallery_items'][$pid]['remove']);
      $form['gallery_items'][$pid]['weight']['#default_value'] = $form_state['values']['gallery_items'][$pid]['weight'];
    }
  }

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

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

  // The same as by module upload etc.
  // We send the updated file form.
  // Don't call drupal_json(). ahah.js uses an iframe and
  // the header output by drupal_json() causes problems in some browsers.
  print drupal_to_js(array('status' => TRUE, 'data' => $output));
  exit;
}

/**
 * Prepare some input keys for save.
 * 
 * @see gallery_assist_upload_js()
 */
function gallery_assist_form_submit(&$form, &$form_state) {
  global $user;

  $node = $form['#node'];
  $node->newfile = $form_state['files'];
  $node->temp_copyright = $form_state['values']['temp_copyright'];

  if (isset($form_state['gallery_assist_upload_js'])) {
    $node->gallery_items = $form_state['values']['gallery_items'];
  }
  else {
    $node->gallery_items = $form_state['clicked_button']['#post']['gallery_items'];
  }

  if (empty($node->gid)) {
    $node->is_new = TRUE;
    gallery_assist_insert($node);
    drupal_set_message(t('The gallery places had to be recreated. Possible causes: The gallery feature was assigned to this content type after the creation of this article or the gallery-assist module has been reinstalled. In order to be able to upload pictures you have to save this node.'));
  }
  else {
    gallery_assist_save($node, $user);
  }
}

/**
 * Allow to edit each Gallery Assist Item separately.
 */
function gallery_assist_edit_one() {
  global $user;
  
  $node = node_load(arg(2));
  $data = variable_get('gallery_assist_'. $node->type .'_data', FALSE);

  if ($user->uid == $node->uid && user_access('edit own gallery_assist content', $user) || 
      user_access('edit own gallery_assist_'. $node->type .' content', $user) ||
      user_access('edit any gallery_assist content', $user) || 
      user_access('edit any gallery_assist_'. $node->type .' content', $user)) {
    
    $conf = $node->gallconf[$node->type];
    $pid = arg(3);
  
    $form = array();
    $breadcrumb = drupal_get_breadcrumb();
    $breadcrumb[1] = l($node->title, 'node/'. $node->nid);
    $breadcrumb[2] = l($node->gallitems[$pid]->ptitle, 'node/'. $node->nid .'/'. $pid);
    drupal_set_breadcrumb($breadcrumb);
  
    drupal_set_title(check_plain($node->title));
  
    if ($conf['show_backlink'] == 1) {
      $backlink = l('« '. t('Back to @ptitle', array('@ptitle' => $node->gallitems[$pid]->ptitle)), 'node/'. $node->nid .'/'. $pid);
    }
  
    $types = node_get_types();
    foreach ($types as $type) {
      //if (!empty($pid) && array_key_exists($pid, $node->gallitems) && $user->uid == 1 || $user->uid == $node->uid) {
      if (!empty($pid) && array_key_exists($pid, $node->gallitems) &&
          user_access('edit own gallery_assist content') ||
          user_access('edit own gallery_assist_'. $type->type .' content') ||
          user_access('edit any gallery_assist content_') ||
          user_access('edit any gallery_assist_'. $type->type .' content')) {
  
        $node->pid = $pid;
        $links = gallery_assist_item_pager($node, 'edit-one');
        $extras['pager_position'] = $conf['pager_position'];
        $pager = count($node->gallitems) > 1 ? theme('gallery_assist_pager', $links, $extras) : '';
  
        $form['gallery_assist_edit_one'] = array(
          '#type' => 'fieldset',
          '#title' => 'Edit one item',
          '#prefix' => '<div id="edit-and-save-one-wrapper"></div>',
        );
  
        $form['gallery_assist_edit_one']['backlink'] = array(
          '#type' => 'markup',
          '#value' => $backlink,
        );
  
        $form['gallery_assist_edit_one']['pager'] = array(
          '#type' => 'markup',
          '#value' => $pager,
        );
  
        $form['gallery_assist_edit_one']['ptitle'] = array(
          '#type' => 'textfield',
          '#title' => 'Title',
          '#default_value' => $node->gallitems[$pid]->ptitle,
        );
  
        $form['gallery_assist_edit_one']['copyright'] = array(
          '#type' => 'textfield',
          '#title' => 'Copyright',
          '#default_value' => $node->gallitems[$pid]->copyright,
        );
  
        if (module_exists('imagecache') && $node->gallconf[$node->type]['use_imagecache'] == 1) {
          $item->image = theme('imagecache', $node->gallconf[$node->type]['thm_presetname'], $node->gallitems[$pid]->opath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle);
        }
        else {
          $item->image = theme('image', $node->gallitems[$pid]->tpath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle);
        }
  
        $item->image_link = l($item->image, 'node/'. $node->nid .'/'. $pid, array('html' => TRUE));
        $form['gallery_assist_edit_one']['pictitle'] = array(
          '#type' => 'item',
        '#value' => $item->image_link,
        );
  
        $form['gallery_assist_edit_one']['pdescription'] = array(
          '#type' => 'textarea',
          '#title' => 'Caption',
          '#default_value' => $node->gallitems[$pid]->pdescription,
          '#rows' => 5,
        );

        if (!isset($node->gallitems[$pid]->format)) {
          $pdescription['format'] = FILTER_FORMAT_DEFAULT;
        }
        else {
          $pdescription['format'] = $node->gallitems[$pid]->format;
        }
  
        $form['gallery_assist_edit_one']['format'] = filter_form($pdescription['format']);
  
        $form['gallery_assist_edit_one']['weight'] = array(
          '#type' => 'textfield',
          '#title' => 'Weight',
          '#default_value' => $node->gallitems[$pid]->weight,
          '#size' => 5,
        );

        $form['gallery_assist_edit_one']['sid'] = array(
          '#type' => 'checkbox',
          '#title' => 'Allow Download',
          '#default_value' => $node->gallitems[$pid]->sid,
          '#disabled' =>  empty($data['show_download_link']) ? TRUE : FALSE,
          '#size' => 5,
        );

        $form['gallery_assist_edit_one']['cover'] = array(
          '#type' => 'checkbox',
          '#title' => 'Gallery-Cover',
          '#default_value' => $node->gallitems[$pid]->cover,
          '#title' => t('Set this image to the gallery cover.'),
        );

        $form['gallery_assist_edit_one']['language'] = array(
        '#type' => 'hidden',
        '#value' => $node->language,
        );
  
        $form['gallery_assist_edit_one']['nid'] = array(
          '#type' => 'hidden',
          '#value' => $node->nid,
        );
  
        $form['gallery_assist_edit_one']['pid'] = array(
          '#type' => 'hidden',
          '#value' => $pid,
        );
  
        $form['gallery_assist_edit_one']['editone'] = array(
          '#type' => 'submit',
          '#value' => t('Save and edit'),
          '#name' => 'editone',
          '#ahah' => array(
            'path' => $node->type == 'gallery_assist' ? 'gallery_assist_save_one_js/js/'. $pid : 'gallery_assist_save_one_'. $node->type .'_js/js/'. $pid,
            'wrapper' => 'edit-and-save-one-wrapper',
            'progress' => array('type' => 'bar', 'message' => t('Please wait...')),
          ),
        );

        $form['gallery_assist_edit_one']['editone2'] = array(
          '#type' => 'submit',
          '#value' => t('Save'),
          '#name' => 'editone2',
          '#submit' => array('gallery_assist_save_one_submit'),
        );

        // Build the query string to complete the link and so make exact the redirect.
        $myPath = array();
        $myPath[] = 'node/'. $node->nid;
        if ($_GET['page']) {
          $myPath[] = 'page='. $_GET['page'];
        }
        if ($_GET['titles']) {
          $myPath[] = 'titles='. $_GET['titles'];
        }
        $form['#redirect'] = $myPath;
      }
    }

    return $form;
  }
  else {
    drupal_access_denied();
  }
}

function gallery_assist_save_one_submit(&$form, $form_state) {
  $pid = $form_state['values']['pid'];
  $nid = db_result(db_query("SELECT nid FROM {gallery_assist_item} WHERE pid = %d", $pid));
  if (empty($pid)) {
    return;
  }
  else {
    if (!$reset) {
      //gallery_assist_invalidate_cache($nid);
      $cq = "DELETE FROM {cache_gallery_assist_data} WHERE cid = '%d'";
      db_query($cq, $nid);
    }
    $download = $form_state['values']['sid'] ? 1 : 0;
    db_query("UPDATE {gallery_assist_item} SET copyright = '%s', weight = %d, sid = %d WHERE pid = %d", $form_state['values']['copyright'], $form_state['values']['weight'], $download, $pid);
    db_query("UPDATE {gallery_assist_translated} SET ptitle = '%s', pdescription = '%s', format = %d WHERE lang = '%s' AND pid = %d",
    $form_state['values']['ptitle'], $form_state['values']['pdescription'], $form_state['values']['format'], $form_state['values']['language'], $pid);
    if ($form_state['values']['cover']) {
      db_query("UPDATE {gallery_assist_item} SET cover = '%s' WHERE nid = %d", 0, $nid); 
      db_query("UPDATE {gallery_assist_item} SET cover = '%s' WHERE pid = %d", $form_state['values']['cover'], $pid); 
    }
  }

  $form_state['redirect'] = $form_state['clicked_button']['#redirect'];
}

/**
 * Save the changes to one item.
 * 
 * @see gallery_assist_edit_one()
 */
function gallery_assist_save_one_js($pid = NULL) {
  $cached_form_state = array();
  $items = array();
  $reset = FALSE;
  $nid = db_result(db_query("SELECT nid FROM {gallery_assist_item} WHERE pid = %d", $pid));

  $form_state['values'] = $_POST;

  if (empty($pid)) {
    return;
  }
  else {
    if (!$reset) {
      //gallery_assist_invalidate_cache($nid);
      $cq = "DELETE FROM {cache_gallery_assist_data} WHERE cid = '%d'";
      db_query($cq, $nid);
    }
    $download = $form_state['values']['sid'] ? 1 : 0;
    db_query("UPDATE {gallery_assist_item} SET copyright = '%s', weight = %d, sid = %d WHERE pid = %d", $form_state['values']['copyright'], $form_state['values']['weight'], $download, $pid);
    db_query("UPDATE {gallery_assist_translated} SET ptitle = '%s', pdescription = '%s', format = %d WHERE lang = '%s' AND pid = %d",
    $form_state['values']['ptitle'], $form_state['values']['pdescription'], $form_state['values']['format'], $form_state['values']['language'], $pid);
    if ($form_state['values']['cover']) {
      db_query("UPDATE {gallery_assist_item} SET cover = '%s' WHERE nid = %d", 0, $nid); 
      db_query("UPDATE {gallery_assist_item} SET cover = '%s' WHERE pid = %d", $form_state['values']['cover'], $pid); 
    }
  }

  print drupal_to_js(array('status' => TRUE, 'data' => t('<span class="messages status">Changes sucessfull saved.</span>')));
  exit();
}

/**
 * Implementation of hook_load().1264039075
 */
function gallery_assist_load(&$node) {
  global $user;
  $pager_limit = variable_get('gallery_assist_editform_pager_limit', 25);
  $ga_c = array();
  $nt_conf = array();
  $nt_ic_conf = array();
  if (arg(0) == 'node' && arg(2) == 'edit') {
    $reset = TRUE;
  }
  else {
    $reset = FALSE;
  }

  if (!$reset) {
    $cache = cache_get($node->nid, 'cache_gallery_assist_data');
  }
  if (!$reset && !empty($cache->data)) {
    $additions = $cache->data; 
  }
  else {
    // additions for the node object
    $additions = db_fetch_object(db_query("SELECT gid, ref, gref, lang, ganame, description, in_profile, comments, show_title, show_in_homepage_block, gallery_assist_weight, data FROM {gallery_assist} WHERE nid = %d", $node->nid));
    // Do nothing when not match's
    if (count($additions) == 0) {
      return FALSE;
    }

    $udata = array();
    $udata = unserialize($additions->data);
    unset($additions->data);
    if (empty($udata['ga_db_order_field'])) {
      $udata['ga_db_order_field'] = 'a.weight';
    }
    if (empty($udata['ga_db_order'])) {
      $udata['ga_db_order'] = 'DESC';
    }

    // Get gallery items data.
    $query_args = array($additions->gref, $node->language);
    
    $query = "SELECT a.pid, a.nid, a.ref, a.gid, a.gref, a.sid, a.uid, a.fid, a.filename, a.opath, 
    a.ppath, a.tpath, a.copyright, a.weight, a.cover, f.timestamp, tp.lang, tp.ptitle, tp.palt, tp.pdescription, tp.format, 
    tp.did FROM {gallery_assist_item} a JOIN {gallery_assist_translated} tp ON a.pid = tp.pid 
    JOIN {files} f ON f.fid = a.fid 
    WHERE a.gref=%d AND tp.lang = '%s'";
    $query .= " ORDER BY ". $udata['ga_db_order_field'];
    $query .= " ". $udata['ga_db_order'];

    if (arg(0) == 'node' && arg(2) == 'edit' && is_numeric(variable_get('gallery_assist_editform_pager_limit', 'none'))) {
      $query_count = "SELECT count( * ) FROM {gallery_assist_item} a WHERE a.gref=%d";
      $result = pager_query($query, $pager_limit, $node->nid, $query_count, $query_args);
    }
    else {
      $result = db_query($query, $query_args);
    }

    // Active languages.
    $languages = language_list();
    $languages[] = '';
    $additions->languages = $languages;
  
    // Build gallconf.
    if (variable_get('gallery_assist_'. $node->type, 0) == 1) {
      $nt_conf = variable_get('gallery_assist_'. $node->type .'_data', array());
      $nt_conf_data = unserialize($nt_conf['data']);

      if (module_exists('imagecache') && variable_get('gallery_assist_use_imagecache', 0) == 1) {
        $nt_ic_conf = variable_get('gallery_assist_'. $node->type .'_ic_data', array());
        $thm_preset = imagecache_preset($nt_ic_conf['thm_presetid']);
        $thm_w = $thm_preset['actions'][count($thm_preset['actions']) - 1]['data']['width'];
        $thm_h = $thm_preset['actions'][count($thm_preset['actions']) - 1]['data']['height'];
        $prev_preset = imagecache_preset($nt_ic_conf['prev_presetid']);
        $prev_w = $prev_preset['actions'][count($prev_preset['actions']) - 1]['data']['width'];
        $prev_h = $prev_preset['actions'][count($prev_preset['actions']) - 1]['data']['height'];
        $nt_conf['thumbnail_size'] = $thm_w >= $thm_h ? $thm_w : $thm_h;
        $nt_conf['thumbnail_width_size'] = $thm_w;
        $nt_conf['thumbnail_height_size'] = $thm_h;
        $nt_conf['preview_size'] = $prev_w >= $prev_w ? $prev_w : $prev_h;
      }
      else {
        $nt_ic_conf = array();
      }
    }
    $ga_c[$node->type] = array_merge($nt_conf, $nt_ic_conf);
    $ga_c[$node->type]['ga_counter'] = db_result(db_query("SELECT count( * ) FROM {gallery_assist_item} a WHERE a.gref=%d", $additions->gref));

    while ($item = db_fetch_object($result)) {
      $additions->gallitems[$item->pid] = $item;
      $additions->gallitems[$item->pid]->thmb_path = preg_replace('/thm\//', 'img/', $item->tpath);
      $additions->gallitems[$item->pid]->download_path = $item->opath;
      
      if (!empty($item->exif)) {
        $additions->gallitems[$item->pid]->exif_data = unserialize($additions->gallitems[$item->pid]->exif);
      }
  
     // Gallery Assist with imagecache.
      if (module_exists('imagecache') && variable_get('gallery_assist_use_imagecache', 0) == 1) {
        // Change the thumbnail path to obtain later by display the picture dimentions (margin top).
        $additions->gallitems[$item->pid]->tpath = preg_replace('/thm\//', '', $additions->gallitems[$item->pid]->tpath);
        $additions->gallitems[$item->pid]->ppath = preg_replace('/prev\//', '', $additions->gallitems[$item->pid]->ppath);
        $additions->gallitems[$item->pid]->tpath = preg_replace('/files\/gallery_assist/', 'files/imagecache/'. $ga_c[$node->type]['thm_presetname'] .'/gallery_assist', $additions->gallitems[$item->pid]->tpath);
        $additions->gallitems[$item->pid]->ppath = preg_replace('/files\/gallery_assist/', 'files/imagecache/'. $ga_c[$node->type]['prev_presetname'] .'/gallery_assist', $additions->gallitems[$item->pid]->ppath);

        if (!is_file($additions->gallitems[$item->pid]->tpath)) {
          $only_load = theme('imagecache', $ga_c[$node->type]['thm_presetname'], $additions->gallitems[$item->pid]->opath);
        }
      }
      
      if (variable_get('gallery_assist_imagecache_uninstalled', 0) == 1 && 
          !file_exists($additions->gallitems[$item->pid]->tpath) && 
          file_exists($additions->gallitems[$item->pid]->opath)) {
        
        // drupal_set_message($additions->gallitems[$item->pid]->ptitle .' wurde nicht gefunden', 'warning');
        $imageinfo = image_get_info($additions->gallitems[$item->pid]->opath);
        $my_dim_ref = $imageinfo['width'] > $imageinfo['height'] ? $imageinfo['width'] : $imageinfo['height'];

        $thmb_size = $ga_c[$node->type]['upload_thm'];

        if ($thmb_size < $my_dim_ref) {
          image_scale($additions->gallitems[$item->pid]->opath, $additions->gallitems[$item->pid]->tpath, $thmb_size, $thmb_size);
        }
        else {
          copy($additions->gallitems[$item->pid]->opath, $additions->gallitems[$item->pid]->tpath);
        }
        @chmod($additions->gallitems[$item->pid]->tpath, 0664);
      }
    }

    // Get gallery data.
    if (!$additions->ganame) {
      $additions->ganame = 'gallery_assist'. isset($additions->ref) ? $additions->ref : $node->nid;
    }

    $additions->shadow = $udata['shadow'];
    $ga_c[$node->type]['show_layout'] = $udata['show_layout'] ? $udata['show_layout'] : $nt_conf['show_layout'];
    $ga_c[$node->type]['hide_in_teaser'] = $udata['hide_in_teaser'] ? $udata['hide_in_teaser'] : $nt_conf['hide_in_teaser'];
    $ga_c[$node->type]['show_download_link'] = $udata['show_download_link'] ? $udata['show_download_link'] : $nt_conf['show_download_link'];
    $ga_c[$node->type]['ga_db_order_field'] = $udata['ga_db_order_field'] ? $udata['ga_db_order_field'] : 'weight';
    $ga_c[$node->type]['ga_db_order'] = $udata['ga_db_order'] ? $udata['ga_db_order'] : 'DESC';
    $ga_c[$node->type]['comments'] = $additions->comments;
    $ga_c[$node->type]['layout'] = array(
      'ga_align' => $udata['ga_align'] ? $udata['ga_align'] : $nt_conf['layout']['ga_align'],
      'gap_align' => $udata['gap_align'] ? $udata['gap_align'] : $nt_conf['layout']['gap_align'],
      't_ga_float' => $udata['t_ga_float'] ? $udata['t_ga_float'] : $nt_conf['layout']['t_ga_float'],
      'p_ga_float' => $udata['p_ga_float'] ? $udata['p_ga_float'] : $nt_conf['layout']['p_ga_float'],
    );
    $ga_c[$node->type]['item_effect'] = $udata['item_effect'] ? $udata['item_effect'] : '';
  
    // Calculate needed display format values.
    $ga_c[$node->type]['spaces'] = ($ga_c[$node->type]['item_padding'] + $ga_c[$node->type]['item_margin'] + $ga_c[$node->type]['item_border']) * 2;
    $ga_c[$node->type]['show_title'] = $additions->show_title;
  
    if (count($additions->gallitems) < $ga_c[$node->type]['items_per_row']) {
      $ga_c[$node->type]['items_per_row'] = count($additions->gallitems);
    }
  
    $iprws = is_numeric($ga_c[$node->type]['items_per_row']) ? $ga_c[$node->type]['items_per_row'] : 3;
    $t_iprws = is_numeric($ga_c[$node->type]['t_items_per_row']) ? $ga_c[$node->type]['t_items_per_row'] : $iprws;
    if ($ga_c[$node->type]['thumbnail_size_plus'] > 0) {
      $wplus = $ga_c[$node->type]['thumbnail_size_plus'] * $iprws;
      $t_wplus = $ga_c[$node->type]['thumbnail_size_plus'] * $t_iprws;
    }
    else {
      $wplus = 0;
    }
    $ga_c[$node->type]['container_width'] = (($ga_c[$node->type]['thumbnail_size'] + $ga_c[$node->type]['spaces']) * $iprws) + 10 + $wplus;
    $ga_c[$node->type]['t_container_width'] = (($ga_c[$node->type]['thumbnail_size'] + $ga_c[$node->type]['spaces']) * $t_iprws) + 10 + $t_wplus;
    
    $additions->gallconf = $ga_c;
    if (!$reset) { 
      cache_set($node->nid, $additions, 'cache_gallery_assist_data'); 
    }
  }

  return $additions;
}

/**
 * Implementation of hook_insert().
 */
function gallery_assist_insert(&$node) {
  if (!empty($node->gid)) {
    return;
  }
  else {
    $my = array();
  
    // Compare and set settings from default.
    $data = variable_get('gallery_assist_'. $node->type .'_data',  FALSE);
    $node->show_title = $data['show_title'];
    $settings = array(
      'ga_align' => $data['layout']['ga_align'],
      'gap_align' => $data['layout']['gap_align'],
      't_ga_float' => $data['layout']['t_ga_float'],
      'p_ga_float' => $data['layout']['p_ga_float'],
      'show_layout' => $data['show_layout'],
      'shadow' => $data['shadow'],
      'show_download_link' => $data['show_download_link'],
      'ga_db_order_field' => 'weight',
      'ga_db_order' => 'DESC',
    );
    $new_data = serialize($settings);
  
    if (!empty($node->translation_source->nid) || !empty($node->tnid)) {
      // Get ref by tranlation and check and upgrate the translation table
      // a exist item will be duplicated with the new language entrie
      if (!empty($node->translation_source->nid) || empty($node->tnid)) {
        $orig = $node->translation_source;
      }
      elseif (!empty($node->tnid) || empty($node->translation_source->nid)) {
        $orig = node_load($node->tnid);
      }
  
      $my['lang'] = $_GET['language'] ? $_GET['language'] : $node->language;
  
      if (empty($my['lang']) || $my['lang'] == '') {
        $my['lang'] = '';
      }
  
      if (count($orig->gallitems) > 0) {
        foreach ($orig->gallitems as $pid => $item) {
          $insert_translated_data = array(
            'nid' => $node->nid,
            'gid' => $item->gid,
            'gref' => $item->gref,
            'pid' => $pid,
            'lang' => $my['lang'],
            'ptitle' => $item->ptitle,
            'palt' => $item->ptitle,
            'pdescription' => $item->pdescription,
          );
          drupal_write_record('gallery_assist_translated', $insert_translated_data);
        }
      }
  
      $my['gref']       = $orig->gref ? $orig->gref : $orig->gid;
      $node->in_profile = $orig->in_profile;
      $node->comments   = $orig->comments;
      $node->show_title = $orig->show_title;
    }
  
    // Create a new gallery assist as new node or as referenced tranlated node.
    // are normaly nodes
    $my['ref'] = $orig->ref ? $orig->ref : $node->nid;
  
    if ($node->sepparated == 1) {
      $my['lang']       = $_GET['language'] ? $_GET['language'] : $node->language;
      $my['ganame']     = 'gallery_assist'. $node->nid;
      $my['ref']        = $node->nid;
      $node->in_profile = '';
      $node->comments   = '';
      $node->show_title = '';
    }
    else {
      $my['lang']       = $_GET['language'] ? $_GET['language'] : $node->language;
      $my['ganame']     = $node->ganame ? $node->ganame : 'gallery_assist'. $my['ref'];
    }
  
    $insert_gallery_data = array(
      'ref' => $my['ref'],
      'gref' => isset($my['gref']) ? $my['gref'] : (int)0,
      'lang' => $my['lang'],
      'nid' => $node->nid,
      'uid' => $node->uid,
      'ganame' => $my['ganame'],
      'in_profile' => isset($node->in_profile) ? $node->in_profile : (int)0,
      'comments' => $data['comments'],
      'show_title' => isset($node->show_title) ? $node->show_title : (int)0,
      'show_in_homepage_block' => isset($node->show_in_homepage_block) ? $node->show_in_homepage_block : (int)0,
      'data' => $new_data,
    );
    drupal_write_record('gallery_assist', $insert_gallery_data);
  
    if ($my['ref'] == $node->nid) {
      // If realy new gallery reference self. Important in case the site will be multilingual, will be translated.
      $my['last_gid'] = db_last_insert_id('gallery_assist', 'gid');
  
      $update_gallery_data = array(
      'gref' => $my['last_gid'],
      'nid' => $node->nid,
      );
      drupal_write_record('gallery_assist', $update_gallery_data, 'nid');
    }
  
    unset($my);
  }
}

/**
 * Implementation of hook_update().
 */
function gallery_assist_update($node) {
  if (arg(2) == 'revisions' && (arg(4) == 'revert' || arg(4) == 'delete')) {
    return;
  }

  //if(!gallery_assist_invalidate_cache($node->nid, 'cache_gallery_assist_data', TRUE)) {
  //  drupal_set_message('konnte cache nicht leeren für dieses Artikels', 'error');
  //}
  $cq = "DELETE FROM {cache_gallery_assist_data} WHERE cid = '%d'";
  db_query($cq, $node->nid);
  //$tq = "SELECT cid, created FROM {cache_gallery_assist_data} where cid = '%d'";
  //$tres = db_result(db_query($tq, $node->nid));

  // Get data from principal gallery (the origen node from the translation)
  // in_profile-, comments- and show_title-changes affecting the gallery and its dependencies
  $q = db_query("SELECT gid, gref, lang FROM {gallery_assist} WHERE ref = %d", $node->ref);

  // Save the settings to origen and translated galleries
  if (!empty($node->in_profile)) {
    $my_in_profile = 1;
  }
  else {
    $my_in_profile = 0;
  }
  if (!empty($node->show_title)) {
    $my_show_title = 1;
  }
  else {
    $my_show_title = 0;
  }
  if (!empty($node->shadow)) {
    $shadow = 1;
  }
  else {
    $shadow = 0;
  }
  if (!empty($node->shadow)) {
    $shadow = 1;
  }
  else {
    $shadow = 0;
  }

  // Update data.
  $d_settings = variable_get('gallery_assist_'. $node->type .'_data', FALSE);
  $settings = array(
    'ga_align' => $node->ga_align ? $node->ga_align : $d_settings['layout']['ga_align'],
    'gap_align' => $node->gap_align ? $node->gap_align : $d_settings['layout']['gap_align'],
    't_ga_float' => $node->t_ga_float ? $node->t_ga_float : $d_settings['layout']['t_ga_float'],
    'p_ga_float' => $node->p_ga_float ? $node->p_ga_float : $d_settings['layout']['p_ga_float'],
    'show_layout' => $node->show_layout ? $node->show_layout : $d_settings['show_layout'],
    'shadow' => $node->shadow ? $node->shadow : $d_settings['shadow'],
    'hide_in_teaser' => !empty($node->hide_in_teaser) ? $node->hide_in_teaser : 0,
    'show_download_link' => $node->show_download_link,
    'item_effect' => !empty($node->item_effect) ? $node->item_effect : 'default',
    'ga_db_order_field' => !empty($node->ga_db_order_field) ? $node->ga_db_order_field : 'weight',
    'ga_db_order' => !empty($node->ga_db_order) ? $node->ga_db_order : 'DESC',
  );
  $new_data = serialize($settings);

  // If the owner is changed.
  // Realize all nedded operations to assiggn all files and all galleries informations to the new owner.
  // Last fix to "Deleted folders after change of author" thanks suffering_drupal.
  if (!empty($node->current_owner) && is_numeric($node->current_owner) && $node->uid != $node->current_owner) {
    $the_new_user = user_load($node->uid);

    $new_user_gallery_directory = variable_get('gallery_assist_directory', file_directory_path() .'/gallery_assist') .'/'. $node->uid;
    $old_user_gallery_directory = variable_get('gallery_assist_directory', file_directory_path() .'/gallery_assist') .'/'. $node->current_owner;
    if (!is_dir($new_user_gallery_directory)) {
      if (!file_check_directory($new_user_gallery_directory, 1)) {
        drupal_set_message('Konte new_user_gallery_directory nicht erstellen.');
      }
    }
    if (is_dir($new_user_gallery_directory)) {
      gallery_assist_makedirs($node);
      
      if (count($node->gallery_items) > 0) {
        $old_path = "gallery_assist/$node->current_owner/";
        $new_path = "gallery_assist/$node->uid/";

        // Get the reference gid and change all paths in the item table.
        $gref = db_result(db_query("SELECT gref FROM {gallery_assist} WHERE ref = %d", $node->ref));
        $q_change = "UPDATE {gallery_assist_item} SET opath = replace( opath , '%s', '%s' ), 
                                         ppath = replace( ppath , '%s', '%s' ),
                                         tpath = replace( tpath , '%s', '%s' ),
                                         uid = %d WHERE gref = %d";

        if (!db_query($q_change, db_escape_string($old_path), db_escape_string($new_path), 
             db_escape_string($old_path), db_escape_string($new_path), 
             db_escape_string($old_path), db_escape_string($new_path), $node->uid, $gref)) {
          drupal_set_message(t('A error is ocurred by Gallery Assist owner change'), 'error');
        }

        // Scan for moving proccess.
        $get_old_path = $old_user_gallery_directory .'/gallery_assist'. $node->nid;
        $move_to_path = $new_user_gallery_directory .'/gallery_assist'. $node->nid;
        $scann = file_scan_directory($get_old_path, '.', array(), 0, TRUE);

        // Move the files to the new destination.
        foreach ($scann as $v) {
          $new_place = preg_replace("/\/$v->basename/", '', $v->filename);
          $new_place = preg_replace("/\/$node->current_owner\//", "/$node->uid/", $new_place);
          file_move($v->filename, $new_place, $replace = FILE_EXISTS_REPLACE);
        }

        // Update the paths in the files table.
        foreach ($node->gallery_items as $item) {
          $q_f_change = "UPDATE {files} SET filepath = replace( filepath , '%s', '%s' ), uid = %d WHERE uid = %d AND fid = %d";
          db_query($q_f_change, db_escape_string($old_path), db_escape_string($new_path), $node->uid, $node->current_owner, $item['fid']);
        }
      }

      // Delete the old gallery folder.
      if (gallery_assist_delete_directory(file_directory_path() .'/gallery_assist/'. $node->current_owner .'/gallery_assist'. $node->nid)) {
        drupal_set_message(t('<b>The new owner of this gallery is user: @uname</b>', array('@uname' => $node->name)));
      }
    }
    
    if ($node->uid > 1) { 
      if (!user_access('create gallery_assist_'. $node->type .' content', $the_new_user)) {
        $bla = user_access('create gallery_assist' .' content', $the_new_user);
        $ble = user_access('create gallery_assist content', $the_new_user);
        $s = $bla + $ble;
        if ($s == 0) drupal_set_message(t("<strong>A T T E N T I O N !</strong><br /> The user @uname haven't the needed permissions to create or edit this node type.", array('@uname' => $node->name)), 'warning');
      }
    }

  } // The owner is changed END.

  while ($res = db_fetch_object($q)) {
    $update_data = array(
      'gid' => $res->gid,
      'uid' => $node->uid,
      'in_profile' => $my_in_profile,
      'comments' => $node->comments,
      'show_title' => $my_show_title,
      'gallery_assist_weight' => $node->gallery_assist_weight,
      'show_in_homepage_block' => $node->show_in_homepage_block,
      'data' => $new_data,
    );
    drupal_write_record('gallery_assist', $update_data, 'gid');
  }

  if ($node->show_download_link != $node->show_download_link_old) {
    $update_p_data = array(
      'ref' => $node->ref,
      'sid' => $node->show_download_link,
    );
    drupal_write_record('gallery_assist_item', $update_p_data, 'ref');
  }

  // If just translated, update all.
  if ($node->language != db_result(db_query("SELECT lang FROM {gallery_assist} WHERE nid = %d", $node->nid))) {
    $update_t_data = array(
      'nid' => $node->nid,
      'uid' => $node->uid,
      'lang' => $node->language,
    );
    drupal_write_record('gallery_assist', $update_t_data, 'nid');

    $update_translated_data = array(
      'nid' => $node->nid,
      'uid' => $node->uid,
      'lang' => $node->language,
    );
    drupal_write_record('gallery_assist_translated', $update_translated_data, 'nid');
  }
}

/**
 * Implementation of hook_save().
 */
function gallery_assist_save(&$node, $u = '') {
  //gallery_assist_invalidate_cache($node->nid);
  $cq = "DELETE FROM {cache_gallery_assist_data} WHERE cid = '%d'";
  db_query($cq, $node->nid);

  if (empty($u)) {
    global $user;
  }
  else {
    $user = user_load($u);
  }

  $cover = 0;
  $conf = $node->gallconf[$node->type];
  $cover_res = db_result(db_query("SELECT count(pid) FROM {gallery_assist_item} WHERE cover = %d AND gref = %d", 1, $node->gref));
  if ($cover_res == 0) {
    $cover = 1;
  }

  // Update or delete items data.
  if (count($node->gallery_items) > 0) {
    foreach ($node->gallery_items as $pid => $item) {
      $item = (object) $item;

      // Remove Item.
      if (!empty($item->remove)) {
        // Get paths and fid from gallery_assist_item.
        $res = db_fetch_object(db_query("SELECT fid, uid, ref, filename, tpath, ppath, opath FROM {gallery_assist_item} WHERE pid=%d", $pid));

        // Delete fisicaly the files.
        $res->thmb_path = variable_get('gallery_assist_directory', file_directory_path() .'/gallery_assist') .'/'. $res->uid .'/gallery_assist'. $res->ref .'/img/'. $res->filename;
        gallery_assist_delete_items($res);

        // Delete tables etries, order: files, gallery_assist_translated and gallery_assist_item.
        db_query('DELETE FROM {files} WHERE fid = %d', $res->fid);
        db_query('DELETE FROM {gallery_assist_translated} WHERE pid = %d', $pid);
        db_query('DELETE FROM {gallery_assist_item} WHERE pid = %d', $pid);
        drupal_set_message(t('@title has been successful deleted.', array('@title' => $item->ptitle)), 'status');
      }

      // Update items data.
      $update_item_data = array(
        'pid' => $pid,
        'copyright' => $item->copyright,
        'weight' => $item->weight,
      );
      drupal_write_record('gallery_assist_item', $update_item_data, 'pid');

      // Update translated data.
      $update_translated_data = array(
        'pid' => $pid,
        'lang' => $node->language,
        'ptitle' => $item->ptitle,
        'pdescription' => empty($item->pdescription) ? '' : $item->pdescription,
      );
      drupal_write_record('gallery_assist_translated', $update_translated_data, array('pid', 'lang'));
    }
  }

  if (count($node->newfile['name']) > 0) {

    for ($i = 0; $i < count($node->newfile['name']); ++$i) {

      if (!empty($node->newfile['name']['pictures'. $i])) {
        $upload_dir = variable_get('gallery_assist_directory',  file_directory_path() .'/gallery_assist') .'/'. $node->uid .'/'. $node->ganame;

        // Found supported packages will be sended to upport.
        $imp_ext = substr(strrchr($node->newfile['name']['pictures'. $i], '.'), 1);
        $imp_ext = strtolower($imp_ext);

        ++$zip_counter;
        if ($imp_ext == 'zip' || $imp_ext == 'rar' || $imp_ext == 'tar' || $imp_ext == 'tar.gz') {

          if ($imp_ext == 'tar' || $imp_ext == 'tar.gz' || $imp_ext == 'rar') {
            drupal_set_message('Currently are the formate tar, tar.gz and rar not supported.', 'warning');
            next;
          }

          ++$zip_counter;

          $arch = $node->newfile['name']['pictures'. $i];

          $import_dir = variable_get('gallery_assist_directory',  file_directory_path() .'/gallery_assist') .'/'. $node->uid .'/import';
          
          $import_tmp = variable_get('gallery_assist_directory',  file_directory_path() .'/gallery_assist') .'/'. $node->uid .'/import/tmp';

          file_check_directory($import_dir, 1);
          @chmod($import_dir, 0777);
          file_check_directory($import_tmp, 1);
          @chmod($import_tmp, 0777);

          $arch_validators = array(
            'file_validate_extensions' => array('zip'),
            //'file_validate_size' => array($limits['file_size'], 1000000),
          );

          if ($arch_file = file_save_upload('pictures'. $i, $arch_validators, $import_dir, $replace = FILE_EXISTS_REPLACE)) {

            if (module_exists('gallery_assist_upport')) {

              $node->gall_imports['arch']['zip'][] = $arch_file->filepath;

              $import_message = gallery_assist_upport_archiv_save($node);

              drupal_set_message($import_message);

              db_query("DELETE FROM {files} WHERE fid = %d", $arch_file->fid);

            }
          } 
          else {
            drupal_set_message(t('Archive @zip_name but the module <a href="@upport_url">Gallery Assist Upport</a> is not installed. The archiv would uploaded to the specific folder and is ready to import to a gallery by upport installing.', array('@zip_name' => $node->newfile['name']['pictures'. $i], '@upport_url' => url('drupal.org/project/gallery_assist_upport'))));
          }

          unset($node->newfile['name']['pictures'. $i]);

          next;
        } // End of upport preprocess.

        if (user_access('create gallery_assist content') || user_access('create gallery_assist_'. $node->type .' content') && !is_dir($upload_dir) || !is_dir($upload_dir .'/img') || !is_dir($upload_dir .'/thm') || !is_dir($upload_dir .'/prev')) {
          gallery_assist_makedirs($node);
        }

        // separe file name and file extension.
        $f_ext_string  = substr(strrchr($node->newfile['name']['pictures'. $i], '.'), 0);
        $f_name_string = preg_replace( '/\.[a-z0-9]+$/i' , '' , $node->newfile['name']['pictures'. $i]);
        $my_ptitle = $f_name_string;

        if (file_create_path($upload_dir, 1)) {

          $validators = array(
            'file_validate_is_image' => array(),
          );
          /*
          if (preg_match('png', $node->gallconf[$node->type]['validate_upload']['extensions']) || 
              preg_match('gif', $node->gallconf[$node->type]['validate_upload']['extensions']) || 
              preg_match('jpeg', $node->gallconf[$node->type]['validate_upload']['extensions']) || 
              preg_match('jpg', $node->gallconf[$node->type]['validate_upload']['extensions'])) {
          */
          if (!empty($node->gallconf[$node->type]['validate_upload']['extensions'])) {
            $validators['file_validate_extensions'] = array($node->gallconf[$node->type]['validate_upload']['extensions']);
          }
          if (!empty($node->gallconf[$node->type]['validate_upload']['resolution'])) {
            $validators['file_validate_image_resolution'] = array($node->gallconf[$node->type]['validate_upload']['resolution']);
          }
          if (!empty($node->gallconf[$node->type]['validate_upload']['file_size']) || $node->gallconf[$node->type]['validate_upload']['file_size'] > 0) {
            $validators['file_validate_size'] = array($node->gallconf[$node->type]['validate_upload']['file_size'], $node->gallconf[$node->type]['validate_upload']['user_size']);
          }

          if (is_dir($upload_dir) && $node->newfile['name']['pictures'. $i]) {

            $replace = variable_get('gallery_assist_upload_method', 1) == 1 ? TRUE : FALSE;

            // In case the file exists remove al derivatives.
            // So can the module write the new files.
            if ($replace == 1 && file_exists($upload_dir .'/'. $node->newfile['name']['pictures'. $i])) {
              drupal_set_message('Files are be replaced. In case you see the old files, you see only from the cache of your browser. By reload you can see the just uploaded.');
              if (file_exists($upload_dir .'/'. $node->newfile['name']['pictures'. $i])) {
                file_delete($upload_dir .'/'. $node->newfile['name']['pictures'. $i]);
                $p_i_d  = db_fetch_object(db_query("SELECT fid, pid FROM {gallery_assist_item} WHERE opath = '%s'", $upload_dir .'/'. $node->newfile['name']['pictures'. $i]));
                if (!empty($p_i_d)) {
                  db_query('DELETE FROM {files} WHERE fid = %d', $p_i_d->fid);
                  db_query('DELETE FROM {gallery_assist_translated} WHERE pid = %d', $p_i_d->pid);
                  db_query('DELETE FROM {gallery_assist_item} WHERE pid = %d', $p_i_d->pid);
                }
              }
              if (file_exists($upload_dir .'/img/'. $node->newfile['name']['pictures'. $i])) {
                file_delete($upload_dir .'/img/'. $node->newfile['name']['pictures'. $i]);
              }
              if (file_exists($upload_dir .'/thm/'. $node->newfile['name']['pictures'. $i])) {
                file_delete($upload_dir .'/thm/'. $node->newfile['name']['pictures'. $i]);
              }
              if (file_exists($upload_dir .'/prev/'. $node->newfile['name']['pictures'. $i])) {
                file_delete($upload_dir .'/prev/'. $node->newfile['name']['pictures'. $i]);
              }
            }

            if ($upl_file = file_save_upload('pictures'. $i, $validators, $upload_dir, $replace)) {

              $a = explode('/', $upl_file->filepath);
              $new_filename = end($a);
              $gallery_assist_thumbnail = $upload_dir .'/img/'. $new_filename;
              $upload_thm = $upload_dir .'/thm/'. $new_filename;
              $upload_prev = $upload_dir .'/prev/'. $new_filename;

              @chmod($upl_file->filepath, 0664);
               //
              $imageinfo = image_get_info($upl_file->filepath);
              $my_dim_ref = $imageinfo['width'] > $imageinfo['height'] ? $imageinfo['width'] : $imageinfo['height'];
              $img_direction = $imageinfo['width'] > $imageinfo['height'] ? 'h' : 'v';

              if (80 < $my_dim_ref) {
                image_scale($upl_file->filepath, $gallery_assist_thumbnail, 80, 80);
              }
              else {
                copy($upl_file->filepath, $gallery_assist_thumbnail);
              }
              @chmod($gallery_assist_thumbnail, 0664);

              if ($conf['use_imagecache'] == 0) {
                $thmb_size = $conf['upload_thm'];
                $prev_size = $conf['upload_prev'] ? $conf['upload_prev'] : 550;

                if ($thmb_size < $my_dim_ref) {
                  image_scale($upl_file->filepath, $upload_thm, $thmb_size, $thmb_size);
                }
                else {
                  copy($upl_file->filepath, $upload_thm);
                }
                @chmod($upload_thm, 0664);

                if ($prev_size < $my_dim_ref) {
                  image_scale($upl_file->filepath, $upload_prev, $prev_size, $prev_size);
                }
                else {
                  copy($upl_file->filepath, $upload_prev);
                }
                @chmod($upload_prev, 0664);
                // Clear the cached filesize and refresh the image information.
                clearstatcache();
              }

              // Set permanent status to the files table entries. 
              file_set_status($upl_file, 1);

              $result = db_fetch_object(db_query("SELECT gid, gref FROM {gallery_assist} WHERE nid = %d", $node->nid));

              $item_count = db_result(db_query("SELECT count(pid) FROM {gallery_assist_item} WHERE nid = %d", $node->nid));

              $my_gref = $result->gref ? $result->gref : $result->gid;

              $insert_item_data = array(
                'nid' => $node->nid,
                'ref' => $node->ref,
                'gid' => $result->gid,
                'gref' => $my_gref,
                'sid' => $node->sid ? $node->sid : $node->gallconf[$node->type]['show_download_link'],
                'uid' => $node->uid,
                'fid' => $upl_file->fid,
                'filename' => $new_filename,
                'tpath' => $upload_thm,
                'ppath' => $upload_prev,
                'opath' => $upl_file->filepath,
                'copyright' => $node->temp_copyright,
                'cover' => $cover == 1 ? TRUE : FALSE,
              );
              $insert_item_data['weight'] = $item_count + 2;
              drupal_write_record('gallery_assist_item', $insert_item_data);
              $cover = 0;

              // Get the pid from recent updated file.
              $my_last_incerted = db_last_insert_id('gallery_assist_item', 'pid');

              // See how many language entries, and make the picture-entry for each language.
              $just_translated = db_query("SELECT nid, lang FROM {gallery_assist} WHERE ref=%d", $node->ref);

              while ($r = db_fetch_object($just_translated)) { 
                $my_ptitle = preg_replace('/\_/', ' ', $my_ptitle);
                $inset_translated_data = array(
                  'nid' => $r->nid,
                  'gid' => $result->gid,
                  'gref' => $my_gref,
                  'pid' => $my_last_incerted,
                  'lang' => $r->lang,
                  'ptitle' => $my_ptitle, 
                  'palt' => $my_ptitle, 
                  'pdescription' => '',
                );
                drupal_write_record('gallery_assist_translated', $inset_translated_data);
              }
              if (module_exists('image_upload_gallery_assist') && $node->ga_multiupload == TRUE) {
                drupal_set_message('The image '. $my_ptitle .' was uploaded sucessfull.');
                return $upl_file;
              }
            }
          }
        }
      }
    }
  }
}

/**
 * Implementation of hook_delete().
 */
function gallery_assist_delete(&$node) {
  global $user;
  if ($_POST['form_id'] == 'node_delete_confirm' && $_POST['confirm'] == 1) {
    $delete = TRUE;
  }
  elseif ($_POST['form_id'] == 'node_admin_content' && $_POST['operation'] == 'delete' && $_POST['confirm'] == 1) {
    $delete = TRUE;
  }
  else {
    $delete = FALSE;
  }

  if ($delete && !empty($node->ref)) {

    if (user_access('delete own gallery_assist content', $user) ||
        user_access('delete any gallery_assist content', $user) ||
        user_access('delete own gallery_assist_'. $node->type .' content', $user) ||
        user_access('delete any gallery_assist_'. $node->type .' content', $user)) {
      $galleries = db_result(db_query("SELECT count(*) FROM {gallery_assist} WHERE ref = %d", $node->ref));
      if ($galleries == 1 and count($node->gallitems) > 0) {
        foreach ($node->gallitems as $pid => $item) {
          db_query("DELETE FROM {files} WHERE fid = %d", $item->fid);
          db_query("DELETE FROM {gallery_assist_item} WHERE pid = %d", $pid);
          db_query("DELETE FROM {gallery_assist_translated} WHERE pid = %d", $pid);
          gallery_assist_delete_items($item);
        }
    
        gallery_assist_delete_directory(variable_get('gallery_assist_directory',  file_directory_path() .'/gallery_assist') .'/'. $node->uid .'/'. $node->ganame);
      }
      else {
          db_query("DELETE FROM {gallery_assist_translated} WHERE gref = %d and lang = '%s'", $node->gref, $node->language);
      }

      db_query("DELETE FROM {gallery_assist} WHERE nid = %d", $node->nid);
    }
  }
}

/**
 * Delete all gallery_assist items if the node will be deleted.
 * 
 * @param $file
 *   A object containing the paths to the files should be deleted.
 * @param $op
 *   A reserved variable for future options or conditions.
 * 
 * @return TRUE if finish.
 */
function gallery_assist_delete_items($file, $op = FALSE) {
  // Delete gallery_assist form thumbnails.
  file_delete($file->thmb_path);

  // Delete thumbnail item.
  file_delete($file->tpath);

  // Delete preview items.
  file_delete($file->ppath);

  // Delete original items.
  file_delete($file->opath);

  return TRUE;
}

/**
 * Delete the prev and thumbnail dicectories if the node will be deleted.
 * 
 * @param $dir
 *   A string containing the path to the directory should be deleted.
 * 
 *  @return TRUE if finish.
 */
function gallery_assist_delete_directory($dir) {
  if (!file_exists($dir)) {
    return TRUE;
  }

  if (!is_dir($dir) || is_link($dir)) {
    return unlink($dir);
  }

  foreach (scandir($dir) as $item) {
    if ($item == '.' || $item == '..') continue;
    if (!gallery_assist_delete_directory($dir ."/". $item)) {
      chmod($dir ."/". $item, 0777);
      if (!gallery_assist_delete_directory($dir ."/". $item)) {
        return FALSE;
      }
    }
  }

  return rmdir($dir);
}

/**
 * Make the gallery folder and the subfolders for each user with permissions.
 * It is called from hook_load to create the user enviroment (user folder)
 * It is called from the hook_save() by the first uploads (gallery and components: thumbnails, preview, etc).
 * 
 * @see gallery_assist_save().
 */
function gallery_assist_makedirs(&$node) {
  // Build the paths.
  $my_files_folder = variable_get('gallery_assist_directory', file_directory_path() .'/gallery_assist');
  $my_user_upload_folder = $my_files_folder ."/". $node->uid;
  $my_upload_folder = !empty($node->ref) ? $node->ref : $node->nid;
  $my_gallery_upload_folder = $my_user_upload_folder ."/gallery_assist". $my_upload_folder;
  $gallery_assist_thumbnail = $my_gallery_upload_folder ."/img";
  $my_gallery_thumbnails_folder = $my_gallery_upload_folder ."/thm";
  $my_gallery_previews_folder = $my_gallery_upload_folder ."/prev";

  // Create the directories if needed.
  // User gallery_assist folder.
  if (is_dir($my_user_upload_folder) && !is_dir($my_gallery_upload_folder)) {
    if (file_check_directory($my_gallery_upload_folder, 1));
  }

  // Gallery Assist form img folder.
  if (is_dir($my_user_upload_folder) && !is_dir($gallery_assist_thumbnail)) {
    if (file_check_directory($gallery_assist_thumbnail, 1));
  }

  // Gallery thumbnail folder.
  if (is_dir($my_gallery_upload_folder) && !is_dir($my_gallery_thumbnails_folder)) {
    if (file_check_directory($my_gallery_thumbnails_folder, 1));
  }

  // Gallery preview folder.
  if (is_dir($my_gallery_upload_folder) && !is_dir($my_gallery_previews_folder)) {
    if (file_check_directory($my_gallery_previews_folder, 1));
  }
}

/**
 * Implementation of hook_nodeapi().
 */
function gallery_assist_myhooktest() {
  $data = array(
    'gallery_assist' => array(
      'uno' => 'primero',
      'dos' => 'segundo',
    ),
  );

  return $data;
}

/**
 * Implementation of hook_nodeapi().
 */
function gallery_assist_nodeapi(&$node, $op, $teaser, $page) {
  global $user, $base_url;

  switch ($op) {
    case 'load':
      if ($node->type != 'gallery_assist' && variable_get('gallery_assist_'. $node->type, 0) == 1) {
        $output = '';
        $output = gallery_assist_load($node);
        if (empty($output->ganame)) {
          gallery_assist_insert($node);
        }
        foreach ($output as $key => $addition) {
          $node->$key = $addition;
        }
      }
      break;

    case 'update':
      if ($node->type != 'gallery_assist' && variable_get('gallery_assist_'. $node->type, 0) == 1) {
        gallery_assist_update($node);
      }
      break;

    case 'view': 
      if (variable_get('gallery_assist_'. $node->type, 0) == 1) {
        $display_extra = variable_get('gallery_assist_lightbox', 'none') == 'none' ? 'none' : 'lightbox';
  
        if (user_access('view gallery_assist content') || user_access('view gallery_assist_'. $node->type .' content')) {
  
          gallery_assist_add_css('gallery_assist');
  
          if ($teaser) {
            if ($node->gallconf[$node->type]['hide_in_teaser'] != 1) {
              $node->content['my_gallery_field'] = array(
                '#value' => gallery_assist_include_display($node, 'teaser', $user, $display_extra),
                '#weight' => $node->gallery_assist_weight,
              );
            }
          }
 
          if ($page) {

            if (empty($_GET['titles'])) {
              $_GET['titles'] = $node->show_title == 1 ? 'on' : 'off';
            }

            $node->show_title = $_GET['titles'] == 'on' || empty($_GET['titles']) ? 1 : 0;
            if ($node->show_title == 1) {
              $toggle = t('Hide titles');
              $toggle_value = 'off';
            }
  
            if ($node->show_title == 0) {
              $toggle = t('Show titles');
              $toggle_value = 'on';
            }
  
            if (count($node->gallitems) > 0 && $node->gallconf[$node->type]['show_toggle'] == 1 && $node->gallconf[$node->type]['show_layout'] == 'grid') {
              $titles_toggle_link = l($toggle, 'node/'. $node->nid, array('query' => array('titles' => $toggle_value, 'page' => $_GET['page'])));
              if ($node->gallconf[$node->type]['position_toggle'] == 0) {
                $position = $node->gallery_assist_weight -1 ;
              }
              else {
                $position = $node->gallery_assist_weight +5 ;
              }
              $node->content['my_title_toggle'] = array(
                '#value' => '<span>'. $titles_toggle_link .'<span>',
                '#weight' => $position,
              );
            }
            $node->content['my_gallery_field'] = array(
              '#value' => gallery_assist_include_display($node, 'page', $user, $display_extra),
              '#weight' => $node->gallery_assist_weight,
            );
          }
        }
      }
      break;

    case 'delete':
      gallery_assist_delete($node);
      break;
  }
}

/**
 * Invoke a hook_myhooktest() operation in all modules.
 *
 * @param &$node
 *   A node object.
 * @param $op
 *   A string containing the name of the nodeapi operation.
 * @param $a3, $a4
 *   Arguments to pass on to the hook, after the $node and $op arguments.
 * @return
 *   The returned value of the invoked hooks.
 */
function gallery_assist_invoke_myhooktest(&$node, $op, $a3 = NULL, $a4 = NULL) {
  $return = array();
$imps = module_implements('myhooktest');

  foreach (module_implements('myhooktest') as $name) {
    $function = $name .'_myhooktest';
    $result = $function($node, $op, $a3, $a4);
    if (isset($result) && is_array($result)) {
      $return = array_merge($return, $result);
    }
    elseif (isset($result)) {
      $return[] = $result;
    }
  }

  return $return;
}

/**
 * Display gallery assist container.
 * 
 * @param $node
 *   A object containing the node data.
 * @param $op
 *   A string containing the display option (teaser|page).
 * @param $owner
 *   A integer containing the UID.
 * @param $display_extra
 *   A string containing the display option to include the right display inc files. none for default, lightbox if a lightbox is needed.
 */
function gallery_assist_include_display(&$node, $op='', $owner='', $display_extra = 'none') {

  if (empty($node->gallconf[$node->type]['show_layout'])) {
    $node->gallconf[$node->type]['show_layout'] = 'grid';
  }

  switch ($display_extra) {
    case 'none':

      switch ($node->gallconf[$node->type]['show_layout']) {
        case 'grid':
          module_load_include('inc', 'gallery_assist', 'gallery_assist_display');
          return gallery_assist_display($node, $op, $owner);
          break;
        case 'list':
          module_load_include('inc', 'gallery_assist', 'gallery_assist_list_display');
          return gallery_assist_display_list($node, $op, $owner);
          break;
      }
      break;

    case 'lightbox':

      switch ($node->gallconf[$node->type]['show_layout']) {
        case 'grid':
          module_load_include('inc', 'gallery_assist_lightboxes', 'gallery_assist_lightboxes_display');
          return gallery_assist_display($node, $op, $owner);
          break;
        case 'list':
          module_load_include('inc', 'gallery_assist_lightboxes', 'gallery_assist_lightboxes_list_display');
          return gallery_assist_display_list($node, $op, $owner);
          break;
      }
      break;
  }
}

/**
 * Allow to use jquery effects on the image view such as flash, slideshow, zoom viewer, galleria.
 * 
 * @param $node
 *   A object containing the node data.
 * @param $pid
 *   A integer contains the PID (picture ID) should be displayed.
 */
function gallery_assist_display_item($node, $pid) {
  global $user;
  $data = variable_get('gallery_assist_'. $node->type .'_data', FALSE);
  //$data['item_display_option'] = 'mbImgNav';
  $item_effect = $node->gallconf[$node->type]['item_effect'] ? $node->gallconf[$node->type]['item_effect'] : 'default';
  switch ($item_effect) {
    case 'default' : 
      $output = gallery_assist_display_item_default($node, $pid, $data);
      break;
    case 'cicle' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_cicle($node, $pid, $data);
      }
      break;
    case 'innerfade' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_innerfade($node, $pid, $data);
      }
      break;
    case 'dewslider' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_dewslider($node, $pid, $data);
      }
      break;
    case 'jcarousellite' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_jcarousellite($node, $pid, $data);
      }
      break;
    case 'galleria' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_galleria($node, $pid, $data);
      }
      break;
    case 'mbgallery' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_mbgallery($node, $pid, $data);
      }
      break;
    case 'mbImgNav' : 
      if (module_exists('gallery_assist_item')) {
        module_load_include('inc', 'gallery_assist_item', 'gallery_assist_display_item_cicle');
        $output = gallery_assist_display_item_mbImgNav($node, $pid, $data);
      }
      break;
  }

  return $output;
}

/**
 * Build the output to display each gallery image.
 * Call the own pager and the theme.
 */
function gallery_assist_display_item_default($node, $pid, $global_node_type_settings = array()) {
  global $user;

  if (user_access('view gallery_assist content') || user_access('view gallery_assist_'. $node->type .' content')) {
    $node->galltemp['active_item'] = $pid;
    $node->galltemp['class_active'] = '';
    $node->galltemp['path'] = '';

    $breadcrumb = drupal_get_breadcrumb();
    $breadcrumb[] = l($node->title, 'node/'. $node->nid);
    drupal_set_breadcrumb($breadcrumb);

    $node->file_created = db_result(db_query("SELECT timestamp FROM {files} WHERE fid=%d", $node->gallitems[$pid]->fid));
    $node->dateformate  = t('D, m/d/Y - h:i');
    $item->nid          = $node->nid;
    $item->nodetype     = $node->type;
    $item->title        = $node->title;
    $item->submitted    = theme('gallery_assist_item_submitted', $node);
    $conf               = $node->gallconf[$node->type];

    $item->preview_size = $node->gallconf[$node->type]['preview_size'];

    if (variable_get('gallery_assist_imagecache_uninstalled', FALSE) == 1 && 
        !file_exists($node->gallitems[$pid]->ppath) && 
        file_exists($node->gallitems[$pid]->opath)) {

      // drupal_set_message($additions->gallitems[$item->pid]->ptitle .' wurde nicht gefunden', 'warning');
      $h_imageinfo = image_get_info($node->gallitems[$pid]->opath);
      $my_dim_ref = $h_imageinfo['width'] > $h_imageinfo['height'] ? $h_imageinfo['width'] : $h_imageinfo['height'];

      $h_prev_size = $node->gallconf[$node->type]['upload_prev'];

      if ($h_prev_size < $my_dim_ref) {
        image_scale($node->gallitems[$pid]->opath, $node->gallitems[$pid]->ppath, $h_prev_size, $h_prev_size);
      }
      else {
        copy($node->gallitems[$pid]->opath, $node->gallitems[$pid]->ppath);
      }
      @chmod($node->gallitems[$pid]->tpath, 0664);
      // drupal_set_message('The preview image from '. $node->gallitems[$pid]->ptitle .' was recreated sucessfull.');
    }

    // We use the if to avoid division by zero if the image path is wrong
    if ($img = image_get_info($node->gallitems[$pid]->ppath)) {
      $ratio = $img['width'] / $img['height'];

      //CASE LIMIT ON WIDTH
      $scaled_width = round($ratio * $item->preview_size);
      $preview = $scaled_width < $img['width'] ? $scaled_width : $img['width'];
      $direction = 'width: 100%; max-width: ' . $preview . 'px;';

      /*
      //CASE LIMIT ON HEIGHT
      $scaled_height = round(1/$ratio * $item->preview_size);
      $preview = $scaled_height < $img['height'] ? $scaled_height : $img['height'];
      $direction = 'height: 100%; max-height: ' . $preview . 'px;';
      */
    }
    else {
      $direction = '';
    }

    if (module_exists('imagecache') && variable_get('gallery_assist_use_imagecache', 0) == 1) {
      //me.
      //$item->img = theme('imagecache', $node->gallconf[$node->type]['prev_presetname'], $node->gallitems[$pid]->opath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle);
      // Anselmo.
      $item->img = theme('imagecache', $node->gallconf[$node->type]['prev_presetname'], $node->gallitems[$pid]->opath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle, array('style' => $direction), FALSE);
    }
    else {
      $item->img = theme('image', $node->gallitems[$pid]->ppath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle);
      // me.
      //$item->img = theme('image', $node->gallitems[$pid]->ppath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle);
      // Anselmo.
      $item->img = theme('image', $node->gallitems[$pid]->ppath, $node->gallitems[$pid]->palt, $node->gallitems[$pid]->ptitle, array('style' => $direction), FALSE);
      $prev = image_get_info($node->gallitems[$pid]->ppath);
    }

    $item->ppath            = $node->gallitems[$pid]->ppath;
    
    $item->ptitle           = drupal_set_title(check_plain($node->gallitems[$pid]->ptitle));
    $item->pdescription     = check_markup($node->gallitems[$pid]->pdescription, $node->gallitems[$pid]->format);
    $build_copyright_string = _filter_html(_filter_url($node->gallitems[$pid]->copyright, 1), 1);
    $item->copyright        = $build_copyright_string;

    if ($conf['pager_position'] == 'top') {
      $item->top        = 1;
    }
    elseif ($conf['pager_position'] == 'bottom') {
      $item->top        = 0;
    }
    else {
      $item->top        = 3;
    }

    $node->pid = $pid;
    $links = gallery_assist_item_pager($node);
    $extras['pager_position'] = $conf['pager_position'];
    $item->pager = count($node->gallitems) > 1 ? theme('gallery_assist_pager', $links, $extras) : '';
    $link_helper = $node->type == 'gallery_assist' ? '' : '_'. $node->type;
    $link = l('edit', 'node/ga_edit_one'. $link_helper .'/'. $item->nid .'/'. $pid);
    $adm_link = '<div id="image-box-links"> [ '. $link .' ] </div>'."\n";
    $item->adm_link = $user->uid == $node->gallitems[$pid]->uid ? $adm_link : '';

    if ($global_node_type_settings['show_download_link'] == 0) {
      $item->allow_download = 0;
    }
    else {
      if ($node->gallitems[$pid]->sid != $node->gallconf[$node->type]['show_download_link']) {
        $item->allow_download = $node->gallitems[$pid]->sid;
      }
      else {
        $item->allow_download = $node->gallconf[$node->type]['show_download_link'];
      }
    }

    $item->download_path = base_path() . $node->gallitems[$pid]->opath;

    if ($conf['show_backlink'] == 1) {
      $item->link[] = l('« '. t('Back to the gallery'), 'node/'. $node->nid);
    }

    if ($node->uid == $user->uid && 
        user_access('edit own gallery_assist content', $user) || 
        user_access('edit own gallery_assist_'. $node->type .' content', $user)) { 
      $item->link[] = l(t('Edit this item'), 'node/ga_edit_one'. $link_helper .'/'. $node->nid .'/'. $pid);
    }
    elseif (user_access('edit any gallery_assist content', $user) ||
           user_access('edit any gallery_assist_'. $node->type .' content', $user)) { 
      $item->link[] = l(t('Edit this item'), 'node/ga_edit_one'. $link_helper .'/'. $node->nid .'/'. $pid);
    }

    $item->links = !empty($item->link) ? implode('&nbsp;&nbsp;-&nbsp;&nbsp;', $item->link) : '';
    
    if ($node->gallconf[$node->type]['layout']['gap_align'] !== 'node') {
      $item->extra_styles = array();
      
      switch ($conf['layout']['gap_align']) {
        case 'left' :
          $item->extra_styles = 'margin-right:auto;';
          $item->img_extra_styles = 'text-align:left;';
          break;
  
        case 'center' :
          $item->extra_styles = 'margin-left:auto;margin-right:auto;';
          $item->img_extra_styles = 'text-align:center;';
          break;
  
        case 'right' :
          $item->extra_styles = 'margin-left:auto;';
          $item->img_extra_styles = 'text-align:right;';
          break;
      }
    }

    gallery_assist_add_css('gallery_assist');
    $output  = theme('gallery_assist_item', $item);
    //$output .= '<div>'. l('back link to the lightbox', $item->ppath) .'</div>';

    // PROTOTYPE - COMMENTS.
    if (module_exists('gallery_assist_comments') && $node->comments == 1) {
      $cmm_count = db_result(db_query("SELECT count(*) FROM {gallery_assist_comments} WHERE pid = %d", $pid));

      $comm_attr = array(
        'id' => 'gallery-assist-comments-container',
        'style' => 'max-width:'. $node->gallconf[$node->type]['preview_size'] .'px;',
      );

      $comm_attr['style'] .= $item->extra_styles;
      $output .= '<div '. drupal_attributes($comm_attr) .'>';
      $output .= drupal_get_form('gallery_assist_comments_myform', $node);
      $output .= '</div>';

    } // END OF PROTOTYPE.

    return $output;
  }
}

/**
 * Theme the output from the submited line. Multilingual.
 *
 * @ingroup themeable
 */
function theme_gallery_assist_item_submitted($node) {
  return t('Submitted by !username on @datetime',
    array(
      '!username' => theme('username', $node),
      '@datetime' => format_date($node->file_created, 'custom', t('D, m/d/Y - h:i')),
  ));
}

/**
 * Theme the output of a singel item.
 *
 * @ingroup themeable
 */
function theme_gallery_assist_item($item = array()) {
  $output .= ' <div class="clear-block">';
  $output .= '   <div id="node-'. $item->nid .'" class="node">';
  $output .= '     <span class="submitted">'. $item->submitted .'</span>';
  $output .= '<div class="clear-block">'. $item->links .'</div>';
  $output .= '     <div class="content clear-block">';
  if ($item->top == 1 || $item->top == 3) $output .= '       <div id="ga-pager" class="'. $item->nodetype .' ga-pager clear-block">'. $item->pager .'</div>';
  // me.
  //$output .= '       <div id="ga-image-display" class="'. $item->nodetype .' ga-image-display" style="width:'. $item->preview_size .'px;">';
  // Anselmo.
  $output .= '       <div id="ga-image-display" class="'. $item->nodetype .' ga-image-display" style="max-width:'. $item->preview_size .'px; max-height:'. $item->preview_size .'px;'. $item->extra_styles . $item->img_extra_styles .'">';
  $output .= $_GET['links'] == 'on' ? $item->adm_link : '';
  $output .= $item->img;
  $output .= '</div>';
  if ($item->top == 0 || $item->top == 3) $output .= '       <div id="ga-pager" class="'. $item->nodetype .' ga-pager clear-block">'. $item->pager .'</div>';
  $output .= empty($item->copyright) ? '' : '       <div id="gallery-item-copyright" class="'. $item->nodetype .' gallery-item-copyright" style="max-width:'. $item->preview_size .'px;'. $item->extra_styles .'">&copy; '. $item->copyright .'</div>';
  // me.
  //$output .= '       <div id="gallery-item-caption-title" class="'. $item->nodetype .' gallery-item-caption-title" style="width:'. $item->preview_size .'px;">'. $item->ptitle .'</div>';
  // Anselmo.
  $output .= '       <div id="gallery-item-caption-title" class="'. $item->nodetype .' gallery-item-caption-title" style="max-width:'. $item->preview_size .'px;'. $item->extra_styles .'">'. $item->ptitle .'</div>';
  $output .= '       <div id="gallery-item-caption-text" class="'. $item->nodetype .' gallery-item-caption-text" style="max-width:'. $item->preview_size .'px;'. $item->extra_styles .'">'. $item->pdescription .'</div>';
  if ($item->allow_download == 1) {
    $output .= '       <div id="gallery-item-download-link" class="'. $item->nodetype .' gallery-item-download-link" style="max-width:'. $item->preview_size .'px;'. $item->extra_styles .'"><a href="'. $item->download_path .'">Download</a></div>';
  }
  $output .= '     </div>';
  $output .= '   </div>';
  $output .= ' </div>';

  return $output;
}

/**
 * Build the pager for this module.
 * 
 * @param $node
 *   A object containing the node data.
 * @param $extras
 *   A array reserved to send to this module options or conditions.
 */
function gallery_assist_item_pager($node, $extras = NULL) {
  $conf = $node->gallconf[$node->type];
  $my_total = count($node->gallitems);

  if (count($node->gallitems) <= 1) {
    return;
  }

  $data = array();
  $i = 0;
  foreach ($node->gallitems as $k => $v) {
    ++$i;
    $data[$i] = $node->gallitems[$k];
    $node->gallitems[$k]->counter = $i;
  }

  $my_page = isset($node->gallitems[$node->pid]->counter) ? $node->gallitems[$node->pid]->counter : 1;
  $my_quantity = $my_total > $my_quantity ? $conf['pager_visibles'] : $my_total;
  $my_short = $my_total > ($my_quantity + 2) ? 1 : 0;
  $my_odd = $my_quantity & 1;
  $my_n = $my_odd == 1 ? 0 : 1;
  $my_middle = ceil($my_quantity / 2);
  $my_attributes = array(
    'class' => $node->type .' pager',
  );

  if ($conf['layout']['gap_align'] !== 'node') {
    switch ($conf['layout']['gap_align']) {
      case 'left' :
        $my_attributes['style'] = 'text-align:left;';
        break;

      case 'center' :
        $my_attributes['style'] = 'text-align:center;';
        break;

      case 'right' :
        $my_attributes['style'] = 'text-align:right;';
        break;
    }
  }

  $my_active_opts = array('attributes' => array('class' => $node->type .' active'), 'html' => TRUE);

  $theme = variable_get('theme_default', FALSE);
  $my_pager_layout = $conf['pager_layout'];

  $my_grafic_first_path = file_exists(drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/first.png') ? drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/first.png' : drupal_get_path('module', 'gallery_assist') .'/ga_pager/default/first.png';
  $my_grafic_first = theme('image', $my_grafic_first_path, '', t('go to the first'));

  $my_grafic_previous_path = file_exists(drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/previous.png') ? drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/previous.png' : drupal_get_path('module', 'gallery_assist') .'/ga_pager/default/previous.png';
  $my_grafic_previous = theme('image', $my_grafic_previous_path, '', t('go to the previous'));

  $my_grafic_hellip_path = file_exists(drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/hellip.png') ? drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/hellip.png' : drupal_get_path('module', 'gallery_assist') .'/ga_pager/default/hellip.png';
  $my_grafic_hellip = theme('image', $my_grafic_hellip_path);

  $my_grafic_next_path = file_exists(drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/next.png') ? drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/next.png' : drupal_get_path('module', 'gallery_assist') .'/ga_pager/default/next.png';
  $my_grafic_next = theme('image', $my_grafic_next_path, '', t('go to the next'));

  $my_grafic_last_path = file_exists(drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/last.png') ? drupal_get_path('theme', $theme) .'/ga_pager/'. $my_pager_layout .'/last.png' : drupal_get_path('module', 'gallery_assist') .'/ga_pager/default/last.png';
  $my_grafic_last = theme('image', $my_grafic_last_path, '', t('go to the last'));

  $my_first = $conf['pager_symbol'] == 0 ? t('« first') : $my_grafic_first;
  $my_previous = $conf['pager_symbol'] == 0 || $my_quantity == 0 ? t('‹ previous') : $my_grafic_previous;
  $my_hellip = $conf['pager_symbol'] == 0 ? '&hellip;' : $my_grafic_hellip;
  $my_next = $conf['pager_symbol'] == 0 || $my_quantity == 0 ? t('next ›') : $my_grafic_next;
  $my_last = $conf['pager_symbol'] == 0 ? t('last »') : $my_grafic_last;

  $link_helper = $node->type == 'gallery_assist' ? '' : '_'. $node->type;
  $my_pager_paths = $extras == 'edit-one' ? 'node/ga_edit_one'. $link_helper .'/'. $node->nid .'/' : 'node/'. $node->nid .'/';

  $get_values = array();
  $get_values = $_GET;
  unset($get_values['q']);
  $my_active_opts['query'] = $get_values;
  // $link = l('[edit]', 'node/ga_edit_one/'. $item->nid .'/'. $item->pid, array('query' => $get_values));
  if ($my_quantity > 0) $before[]  = array(
    'class' => $node->type .' pager-first',
    'data' => $my_page > 1 ? l($my_first, $my_pager_paths . ($data[1]->pid), $my_active_opts) : $my_first,
  );

  $before[]  = array('class' => $node->type .' pager-previous', 'data' => $my_page == 1 ? l($my_previous, $my_pager_paths . $data[$my_total]->pid, $my_active_opts) : l($my_previous, $my_pager_paths . $data[$my_page - 1]->pid, $my_active_opts));

  if ($my_quantity > 0) {
    $before[]  = array('class' => $node->type .' pager-ellipsis', 'data' => ($my_short == 1 && $my_page > $my_middle) ? $my_hellip : '&nbsp;&nbsp;&nbsp;');
  }

  $c = 1;
  $links = array();
  foreach ($data as $k => $v) {
    if ($c == $my_page) {
      $my_clss = 'pager-current';

      if (module_exists('imagecache') && is_numeric($conf['pager_presetid'])) {
        $my_mini = theme('imagecache', $conf['pager_presetname'], $data[$c]->opath, '', $c .' / '. $my_total, array('class' => $node->type .' pager-thumbnail ic-on'), FALSE);
       }
      else {
        $my_mini = theme('image', $data[$c]->thmb_path, '', $c .' / '. $my_total, array('height' => $conf['pager_t_active_height'], 'class' => $node->type .' gallery-assist-thumbnail'), FALSE);
      }
      $my_pager_layout_def = $extras == 'edit-one' ? 1 : $conf['pager_symbol'];
      $my_data  = $my_pager_layout_def == 1 ? $my_mini : $c;
    }
    else {
      $my_clss = 'pager-item';
      if (module_exists('imagecache') && is_numeric($conf['pager_presetid'])) {
        $my_mini = theme('imagecache', $conf['pager_presetname'], $data[$c]->opath, '', $c .' / '. $my_total, array('class' => $node->type .' pager-thumbnail ic-off'), FALSE);
       }
      else {
        $my_mini = theme('image', $data[$c]->thmb_path, '', $c .' / '. $my_total, array('height' => $conf['pager_t_height'], 'id' => 'pager-icon', 'class' => $node->type .' gallery-assist-thumbnail'), FALSE);
      }
      $my_pager_layout_def = $extras == 'edit-one' ? 1 : $conf['pager_symbol'];
      $my_symbol = $my_pager_layout_def == 1 ? $my_mini : $c;
      $my_data  = l($my_symbol, $my_pager_paths . $data[$c]->pid, $my_active_opts);
    }

    $links[] = array('class' => $node->type .' '. $my_clss, 'data' => $my_data);
    $c++;
  }

  $mylinks = $links;
  if ($my_short == 1 && $my_total > $my_quantity) {
    if ($my_page > ($my_total - $my_quantity)) {
      if ($my_page + $my_middle - $my_odd < $my_total) {
        $mysmall = array_slice($links, $my_page - $my_middle, $my_quantity, TRUE);
      }
      else {
        $mysmall = array_slice($links, $my_total - $my_quantity, $my_quantity, TRUE);
      }
    }
    elseif ($my_page <= $my_quantity) {
      if ($my_page >= $my_middle) {
        $mysmall = array_slice($links, $my_page - $my_middle, $my_quantity, TRUE);
      }
      else {
        $mysmall = array_slice($links, 0, $my_quantity, TRUE);
      }
    }
    else {
      $mysmall = array_slice($links, $my_page - $my_middle, ($my_middle + $my_middle) - $my_odd, TRUE);
    }
  }
  else {
    $mysmall = array('');
  }

  $my_after_data = $my_short == 1 && ($my_page + $my_middle + $my_n) <= $my_total ? $my_hellip : '&nbsp;&nbsp;&nbsp;';
  if ($my_quantity > 0) {
    $after[]  = array(
      'class' => $node->type .' pager-ellipsis',
      'data' => $my_after_data,
    );
  }

  $after[]  = array('class' => $node->type .' pager-next', 'data' => $my_page == $my_total ? l($my_next, $my_pager_paths . ($data[1]->pid), $my_active_opts) : l($my_next, $my_pager_paths . ($data[$my_page + 1]->pid), $my_active_opts));
  if ($my_quantity > 0) {
    $after[]  = array(
      'class' => $node->type .' pager-last',
      'data' => $my_page == count($node->gallitems) ? $my_last : l($my_last, $my_pager_paths . ($data[$my_total]->pid), $my_active_opts)
    );
  }

  $mylinks = $my_short ==  1 ? $mysmall : $links;

  $links = array_merge($before, $mylinks, $after);
  $output = theme('item_list', $links, NULL, 'ul', $my_attributes);

  return $output;
}

/**
 * Theme the output from the gallery pager.
 *
 * @ingroup themeable
 */
function theme_gallery_assist_pager($links, $extras = array()) {
  $output  = '<div id="ga-pager-box" class="pager-'. $extras['pager_position'] .' clear-block next-line" style="'. $extras['pager_style'] .'">';
  $output .= $links;
  $output .= '</div>';

  return $output;
}

/**
 * Render the image item acording needed.
 * 
 * @param $item
 *   An associative array  containing the gallery item data.
 * @param $conf
 *   An associative array the gallery settings data.
 */
function gallery_assist_prepare_thms($item = array(), $conf = array()) {
  
  $title  = $item->ptitle;
  $title .= $item->copyright ? ' | (c)' . $item->copyright : '';

  if (module_exists('imagecache') && $conf['use_imagecache'] == 1) {
    $my_img = theme('imagecache', $conf['thm_presetname'], $item->opath, $item->palt, $title, $item->my_img_attr, FALSE);
  }
  else {
    $my_img = theme('image', $item->tpath, $item->palt, $title, $item->my_img_attr, FALSE);
  }

  return $my_img;
}

/**
 * Render the image item acording needed.
 * 
 * @param $item
 *   An associative array  containing the gallery item data.
 * @param $conf
 *   An associative array the gallery settings data.
 */
function gallery_assist_prepare_prev($item = array(), $conf = array()) {

  $title  = $item->ptitle;
  $title .= $item->copyright ? ' | (c)' . $item->copyright : '';
  if (module_exists('imagecache') && $conf['use_imagecache'] == 1) {
    $my_img = theme('imagecache', $conf['prev_presetname'], $item->opath, $item->palt, $title, $item->my_img_attr, FALSE);
  }
  else {
    $my_img = theme('image', $item->ppath, $item->palt, $title, $item->my_img_attr, FALSE);
  }

  return $my_img;
}

/**
 * Implementation of hook_block().
 */
function gallery_assist_block($op = 'list', $delta = 0, $edit = array()) {
  
  switch ($op) {
    
    case 'list' :
      
      $block[0] = array(
        'info'       => gallery_assist_block_helper(0),
        'title'       => gallery_assist_block_helper(0),
        'visibility' => 1,
      );
      $block[1] = array(
        'info'       => gallery_assist_block_helper(1),
        'title'       => gallery_assist_block_helper(1),
        'visibility' => 1,
      );
      $block[2] = array(
        'info'       => gallery_assist_block_helper(2),
        'title'       => gallery_assist_block_helper(2),
        'visibility' => 1,
      );
      
      return $block;
      break;

    case 'configure' :
      
      $form = array();
      if (module_exists('i18n')) {
        $form = _gallery_assist_block_lgsettings_form($delta);
      }
      $form = _gallery_assist_block_settings_form($delta);

      return $form;
      break;

    case 'save' :
      
      $post_data = $_POST;
      _gallery_assist_block_settings_form_submit($delta, $post_data);
      
      break;

    case 'view': default:
      switch ($delta) {
        case 0:
          //$block['subject'] = gallery_assist_block_helper(0);
          $block['subject'] = t('Galleries');
          $block['content'] = _gallery_assist_block_display(0);
          //$block['content'] = 'Block - Galleries';
          break;
        case 1:
          //$block['subject'] = gallery_assist_block_helper(1);
          $block['subject'] = t('My Galleries');
          $block['content'] = _gallery_assist_block_display_1(1);
          //$block['content'] = 'Block - My Galleries';
          break;
        case 2:
          //$block['subject'] = gallery_assist_block_helper(2);
          $block['subject'] = t('Gallery Block');
          $block['content'] = _gallery_assist_block_display_2(2);
          //$block['content'] = 'Block - Gallery Block';
          break;
      }

      return $block;
  }
}

function gallery_assist_block_t_helper($delta, $l) {
  global $user;

  $myTeme = empty($user->theme) ? variable_get('theme_default', FALSE) : $user->theme;
  $array = array('gallery_assist', $delta, $myTeme);

  $q = "SELECT bid FROM {blocks} WHERE module = '%s' && delta = %d && theme = '%s'";
  $bid = db_result(db_query($q, $array));

  $myString = "%gallery_assist:$bid:%";
  $q3 = "SELECT s.lid FROM {locales_source} s WHERE s.location LIKE '%s'";

  $lid = db_result(db_query($q3, $myString));

  return $lid;
}

/**
 * Display the GA-Block Galleries (0).
 */
function _gallery_assist_block_display($delta) {
  global $user, $language;
  // Avoid User-ID 0.
  $u = 1;
  $myLink = array();
  $attr = array();

  // Get settings.
  $data = variable_get('gallery_assist_block_data', FALSE);
  $data[$delta]['thumbnail_size'] = $data[$delta]['item_size'];
  $cover = $data[$delta]['bformat'] == 'pic' ? "&& p.cover = 1" : '';
  $order = $data[$delta]['bformat'] == 'lnk' ? 'ORDER BY n.created DESC' : '';
  $i18_n = variable_get('i18n_selection_mode', FALSE);
  $i18_n = variable_get('i18n_selection_mode', FALSE);

  if (module_exists('i18n') && $i18_n == 'strict') {
    $tlang = "&& t.lang = '%s'";
    $arguments = array($u, $language->language, $data[$delta]['visibles']);
  }
  else {
    $tlang = '';
    $arguments = array($u, $data[$delta]['visibles']);
  }
  //if () {
    $resQ = "select t.gref, t.ptitle, t.nid, p.pid, p.tpath, p.opath, t.lang, g.ref, g.show_in_homepage_block, n.title
             from {gallery_assist_translated} t 
             JOIN {gallery_assist_item} p ON p.pid = t.pid 
             JOIN {gallery_assist} g ON g.nid = t.nid
             JOIN {node} n ON n.nid = t.nid
             where p.uid = %d $tlang $cover
             GROUP BY p.nid 
             $order
             LIMIT %d";
  
    $resT = db_query($resQ, $arguments);
    while ($r = db_fetch_object($resT)) {
      $c[$r->nid] = $r;
    }
  //}

  if (empty($c)) {
    return '';
  }

  foreach ($c as $r) {
    switch ($data[$delta]['bformat']) {
      case 'pic' :
        if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id'])) {
          $path = preg_replace('/\/thm\//', '/', $r->opath);
          $c[$r->nid]->imgPath = preg_replace('/\/files\//', '/files/imagecache/'. $data[$delta]['preset_name'] .'/', $path);
          $c[$r->nid]->imgPath2 = preg_replace('/\/thm\//', '/img/', $r->tpath);
        }
        else {
          $c[$r->nid]->imgPath = preg_replace('/\/thm\//', '/img/', $r->tpath);
        }
        if (file_exists($c[$r->nid]->imgPath)) {
          $imgInfo = image_get_info($c[$r->nid]->imgPath);
          $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta]);
        }
        else {
          $imgInfo = image_get_info($c[$r->nid]->imgPath2);
          $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta]);
        }
    
        if ($imgInfo['top'] > 0 && $imgInfo['width'] > $imgInfo['height']) {
          $attr['width'] = '100%';
          if ($imgInfo['width'] > $imgInfo['height'] && $data[$delta]['force_height'] != 1) {
            $attr['style'] = 'margin-top:'. $imgInfo['top'] .'px;';
          }
          else {
            $attr['style'] = 'margin-top:0;';
          }
        }
        if ($imgInfo['width'] < $imgInfo['height']) {
          $attr['height'] = $data[$delta]['item_size'] .'px;';
        }
        if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id']) && $data[$delta]['preset_name']) {
          $c[$r->nid]->img = theme('imagecache', $data[$delta]['preset_name'], $r->opath, $r->title, $r->title, $attr, $square);
        }
        else {
          $c[$r->nid]->img = theme('image', $c[$r->nid]->imgPath, $r->ptitle, $r->ptitle, $attr, $square);
        }
        $force_height = $data[$delta]['force_height'] == 1 ? $imgInfo['height'] : NULL;
        if ($c[$r->nid]->show_in_homepage_block == 1) {
          $myLink[] = gallery_assist_build_block_item(l($c[$r->nid]->img, 'node/'. $r->nid, array($attr, 'html' => TRUE)), 'lnk', $data[$delta], $force_height);
        }
        unset($attr);
        unset($imgInfo);
        break;

      case 'lnk' :
        $myLink[] = l($c[$r->nid]->title, 'node/'. $r->nid);
        break;
    }
  }

  $output = $data[$delta]['bformat'] == 'pic' ? implode('', $myLink) : theme('item_list', $myLink, NULL, 'ul');

  return $output;
}

/**
 * Display the GA-Block My Galleries (1).
 */
function _gallery_assist_block_display_1($delta) {
  global $user, $language;
  // Avoid User-ID 0.
  if ($user->uid === 0) {
    return '';
  }
  $u = $user->uid === 1 ? 1 : $user->uid;
  $myLink = array();
  $attr = array();

  // Get settings.
  $data = variable_get('gallery_assist_block_data', FALSE);
  $cover = $data[$delta]['bformat'] == 'pic' ? "&& p.cover = 1" : '';
  $order = $data[$delta]['bformat'] == 'lnk' ? 'ORDER BY n.created DESC' : '';
  $i18_n = variable_get('i18n_selection_mode', FALSE);
  if (module_exists('i18n') && $i18_n == 'strict') {
    $tlang = "&& t.lang = '%s'";
    $arguments = array($u, $language->language, $data[$delta]['visibles']);
  }
  else {
    $tlang = '';
    $arguments = array($u, $data[$delta]['visibles']);
  }
  $resQ = "select t.gref, t.ptitle, t.nid, p.pid, p.tpath, p.opath, t.lang, g.ref, n.title, n.changed
           from {gallery_assist_translated} t 
           JOIN {gallery_assist_item} p ON p.pid = t.pid 
           JOIN {gallery_assist} g ON g.nid = t.nid
           JOIN {node} n ON n.nid = t.nid
           where p.uid = %d $tlang $cover 
           GROUP BY p.nid 
           $order
           LIMIT %d";

  $resT = db_query($resQ, $arguments);

  while ($r = db_fetch_object($resT)) {
    $c[$r->nid] = $r;
    $ganame = 'gallery_assist'. $r->ref;
    if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id'])) {
      $path = preg_replace('/\/thm\//', '/', $r->opath);
      $c[$r->nid]->imgPath = preg_replace('/\/files\//', '/files/imagecache/'. $data[$delta]['preset_name'] .'/', $path);
      $c[$r->nid]->imgPath2 = preg_replace('/\/thm\//', '/img/', $r->tpath);
    }
    else {
      $c[$r->nid]->imgPath = preg_replace('/\/thm\//', '/img/', $r->tpath);
    }
    //$c[$r->nid]->imgPath = module_exists('imagecache') ?  preg_replace('/\/files\//', '/files/imagecache/'. $data[$delta]['preset_name'] .'/', $path) : $path;

    if ($data[$delta]['bformat'] == 'pic') {
      $data[$delta]['thumbnail_size'] = $data[$delta]['item_size'];
      $imgInfo = array();
      if (file_exists($c[$r->nid]->imgPath)) {
        $imgInfo = image_get_info($c[$r->nid]->imgPath);
        $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta]);
        $square = $imgInfo['width'] == $imgInfo['height'] ? TRUE : FALSE;
      }
      else {
        $imgInfo = image_get_info($c[$r->nid]->imgPath2);
        $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta]);
        $square = $imgInfo['width'] == $imgInfo['height'] ? TRUE : FALSE;
      }

      if ($imgInfo['top'] > 0 && $imgInfo['width'] > $imgInfo['height']) {
        $attr['width'] = '100%';
        if ($imgInfo['width'] > $imgInfo['height'] && $data[$delta]['force_height'] != 1) {
          $attr['style'] = 'margin-top:'. $imgInfo['top'] .'px;';
        }
        else {
          $attr['style'] = 'margin-top:0;';
        }
      }

      if ($imgInfo['width'] < $imgInfo['height']) {
        $attr['height'] = $data[$delta]['item_size'] .'px;';
      }
      if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id']) && $data[$delta]['preset_name']) {
        $c[$r->nid]->img = theme('imagecache', $data[$delta]['preset_name'], $c[$r->nid]->opath, $r->title, $r->title, $attr, $square);
      }
      else {
        $c[$r->nid]->img = theme('image', $c[$r->nid]->imgPath, $r->title, $r->title, $attr, $square);
      }
      $force_height = $data[$delta]['force_height'] == 1 ? $imgInfo['height'] : NULL;
      $myLink[] = gallery_assist_build_block_item(l($c[$r->nid]->img, 'node/'. $r->nid, array($attr, 'html' => TRUE)), 'lnk', $data[$delta], $force_height);
    }
    else {
      $myLink[] = l($c[$r->nid]->title, 'node/'. $r->nid);
    }
  }

  if (empty($c)) { 
    return '';
  }

  if ($delta == 1 && count($myLink) > $data[$delta]['visibles']) {
    unset($myLink[count($myLink)-1]);
    $more_link_text = t('more...');
    $more_link = l($more_link_text, 'user/'. $u .'/user_galleries');
  }
  $output = $data[$delta]['bformat'] == 'pic' ? implode('', $myLink) : theme('item_list', $myLink, NULL, 'ul');
  $output .= '<div style="text-align:right;" class="clear-block">'. $more_link .'</div>';

  return $output;
}

/**
 * Build the item box for better css formating.
 * It should be a theme.
 *  - I less it for future versions.
 */
function gallery_assist_build_block_item($link, $op = 'pic', $conf, $item_height = 0) {
  $attr = array(
    'class' => 'gab-item-'. $op,
  );
  $b_img_height = $item_height > 0 ? $item_height : $conf['item_size'];

  $style  = 'float:left;';
  $style .= $conf['item_size'] ? 'width:'. $conf['item_size'] .'px;height:'. $b_img_height .'px;' : 'width:50px;height:50px;';
  $style .= is_numeric($conf['item_margin']) ? 'margin:'. $conf['item_margin'] .'px;' : '';
  $style .= is_numeric($conf['item_padding']) ? 'padding:'. $conf['item_padding'] .'px;' : '';
  $style .= is_numeric($conf['item_border']) ? 'border:'. $conf['item_border'] .'px solid '. $conf['item_border_color'] .';' : '';
  
  $attr['style'] = $style;

  $output = '<div '. drupal_attributes($attr) .'>';
  $output .= $link;
  $output .= '</div>';
  
  return $output;

}

/**
 * Display the GA-Block Gallery Block (2).
 */
function _gallery_assist_block_display_2($delta, $conf = NULL) {
  global $user, $language;

  $data = variable_get('gallery_assist_block_data', FALSE);
  $data[$delta]['thumbnail_size'] = $data[$delta]['item_size'];
  $block_data[$delta]['bformat'] = 'pic';
  $output = '';
  $in = strlen($data[$delta]['galleries']) > 0 ? explode(' ', $data[$delta]['galleries']) : '';

  $n = $in[rand(0, count($in) - 1)];
  $gref = db_result(db_query("select gref from {gallery_assist} where nid = %d", $n)); // && t.lang = '%s'
  $q = "SELECT p.pid, t.nid, p.tpath, p.opath, t.ptitle, f.timestamp
        FROM {gallery_assist_item} p
        JOIN {gallery_assist_translated} t ON t.pid = p.pid && t.gref = p.gref
        JOIN {files} f ON f.fid = p.fid
        JOIN {node} n ON n.nid = t.nid
        WHERE p.gref = %d 
        ORDER BY f.timestamp ". $data[$delta]['order'] ."
        LIMIT %d";
  $result = db_query(db_rewrite_sql($q), $gref, $data[$delta]['visibles']); //$language->language, $gref, $data[$delta]['visibles']

  while ($r = db_fetch_object($result)) {
    $c[$r->pid] = $r;
  }

  if (empty($c)) {
    return '';
  }

  foreach ($c as $r) {
    if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id'])) {
      $path = preg_replace('/\/thm\//', '/', $r->opath);
      $c[$r->pid]->imgPath = preg_replace('/\/files\//', '/files/imagecache/'. $data[$delta]['preset_name'] .'/', $path);
      $c[$r->pid]->imgPath2 = preg_replace('/\/thm\//', '/img/', $r->tpath);
    }
    else {
      $c[$r->pid]->imgPath = preg_replace('/\/thm\//', '/img/', $r->tpath);
    }
    if (file_exists($c[$r->pid]->imgPath)) {
      $imgInfo = image_get_info($c[$r->pid]->imgPath);
      $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta], $imgInfo['height']);
    }
    else {
      $imgInfo = image_get_info($c[$r->pid]->imgPath2);
      $imgInfo += gallery_assist_image_more_info('ga-block-'. $delta, $imgInfo, $data[$delta]);
    }

    if ($imgInfo['top'] > 0 && $imgInfo['width'] > $imgInfo['height']) {
      //$attr['width'] = $data[$delta]['item_size'] .'px;';
      $attr['width'] = '100%';
      if ($imgInfo['width'] > $imgInfo['height'] && $data[$delta]['force_height'] != 1) {
        $attr['style'] = 'margin-top:'. $imgInfo['top'] .'px;';
      }
      else {
        $attr['style'] = 'margin-top:0;';
      }
    }
    if ($imgInfo['width'] < $imgInfo['height']) {
      $attr['height'] = $data[$delta]['item_size'] .'px;';
    }
    if (module_exists('imagecache') && is_numeric($data[$delta]['preset_id']) && $data[$delta]['preset_name']) {
      $c[$r->pid]->img = theme('imagecache', $data[$delta]['preset_name'], $r->opath, $r->ptitle, $r->ptitle, $attr, $square);
    }
    else {
      $c[$r->pid]->img = theme('image', $c[$r->pid]->imgPath, $r->ptitle, $r->ptitle, $attr, $square);
    }

    $force_height = $data[$delta]['force_height'] == 1 ? $imgInfo['height'] : NULL;
    
    $myLink[] = gallery_assist_build_block_item(
    
    l($c[$r->pid]->img, "node/$r->nid/$r->pid", array($attr, 'html' => TRUE))
    
    , 'pic', $data[$delta], $force_height);
    unset($attr);
    unset($imgInfo);
  }

  $output = implode('', $myLink);

  return $output; // 'Hola mundo';
}

/**
 * Theme the block output for the "Gallery Block".
 * the Gallery Block shows a in the proportion minimized Gallery Assist Container.
 * By more as one node setup the block shows galleries randomly.
 * 
 * @param $boxes
 *   A string containing the html rendered gallery boxes.
 * @param $conf
 *   An associative array containing the gallery settings data.
 * @param $type
 *   A string containing the node type.
 * @param $more
 *   Currently not used variable. Reserved for future options or conditions.
 *
 * @ingroup themeable
 */
function theme_gallery_assist_block_display($boxes, $conf, $type = 'gallery_assist', $more = '') {

  $output  = '<div id="blok-gallery-container" class="'. $type .' gallery-container '. $conf['op'] .' clear-block"'. $conf['my_attr'] .'>';
  $output .= $boxes;
  $output .= '</div>';

  return  $output;
}

function _gallery_assist_block_lgsettings_form($delta) {
  global $user, $language;
  $form = array();
  $data = variable_get('gallery_assist_block_data', FALSE);

  $lgs = language_list();

  foreach ($lgs as $lg) {
    $form['gallery_assist_block_settings'][$lg->language] = array(
      '#type' => 'textfield',
      '#title' => t('@lg_name translation of your custom Block name.', array('@lg_name', $lg->name)),
      '#default_value' => $data[$delta][$lg->language]['myCustom'],
    );
  }

  return $form;
}

/**
 * Build the GA-Block settings form.
 * 
 * @param $delta
 *   A integer containig the block delta.
 */
function _gallery_assist_block_settings_form($delta) {
  global $user, $language;
  $form = array();
  $data = variable_get('gallery_assist_block_data', FALSE);

  if (module_exists('i18n')) {
    $form['gallery_assist_block_settings']['lg'] = array(
      '#type' => 'fieldset',
      '#title' => t('Custom name translation'),
      '#default_value' => $data[$delta][$lg->language]['myCustom'],
      '#description' => t('Translate your block custom name here'),
    );
    
    $lgs = language_list();
    array_shift($lgs);
    foreach ($lgs as $lg) {
      $form['gallery_assist_block_settings']['lg'][$lg->language] = array(
        '#type' => 'textfield',
        '#title' => $lg->name . t(' translation of your custom block name.'),
        '#default_value' => $data[$delta][$lg->language]['myCustom'],
      );
    }
  }

  if ($delta == 2) {

    $form['gallery_assist_block_settings']['ga_block_galleries'] = array(
      '#type' => 'textfield',
      '#title' => t("Gallery Assist node ID's"),
      '#default_value' => $data[$delta]['galleries'],
      '#description' => "NID's separated with white spaces",
    );

    $form['gallery_assist_block_settings']['ga_block_order'] = array(
      '#type' => 'select',
      '#title' => t("Order"),
      '#default_value' => $data[$delta]['order'],
      '#options' => array('DESC' => 'DESC', 'ASC' => 'ASC'),
      '#description' => "Set the order to be schow the items",
    );
  }

  if ($delta == 0 || $delta == 1) {

    $form['gallery_assist_block_settings']['ga_block_bformat'] = array(
      '#type' => 'radios',
      '#title' => t('Gallery Assist block items format'),
      '#options' => array('lnk' => 'as links', 'pic' => 'as icons'),
      '#default_value' => $data[$delta]['bformat'],
    );
  }

  if ($data[$delta]['bformat'] == 'pic' && $delta == 0 || 
      $data[$delta]['bformat'] == 'pic' && $delta == 1 || 
      $delta == 2 ) {

    $form['gallery_assist_block_settings']['ga_block_item_size'] = array(
      '#type' => 'textfield',
      '#title' => t('Item size'),
      '#default_value' => $data[$delta]['item_size'],
      '#description' => 'Block thumbnail size. Is a ImageCache preset selected, this field will takeover the sizes from the preset action.',
      '#size' => 8,
    );

    if (module_exists('imagecache')) {
      $form['gallery_assist_block_settings']['ga_block_ic_sizes'] = array();
      $form['gallery_assist_block_settings']['ga_block_ic_sizes'] = _gallery_assist_get_ic_blocksettings_form($data[$delta]);
    }

    $form['gallery_assist_block_settings']['ga_block_item_margin'] = array(
      '#type' => 'select',
      '#title' => t('Item margin'),
      '#options' => drupal_map_assoc(array(t('none'), 1, 2, 3, 4, 5, 6, 7, 8, 9)),
      '#default_value' => $data[$delta]['item_margin'],
    );
    $form['gallery_assist_block_settings']['ga_block_item_padding'] = array(
      '#type' => 'select',
      '#title' => t('Item padding'),
      '#options' => drupal_map_assoc(array('none', 1, 2, 3, 4, 5, 6, 7, 8, 9)),
      '#default_value' => $data[$delta]['item_padding'],
    );

    $form['gallery_assist_block_settings']['ga_block_item_border'] = array(
      '#type' => 'select',
      '#title' => t('Item border'),
      '#options' => drupal_map_assoc(array('none', 1, 2, 3, 4, 5, 6, 7, 8, 9)),
      '#default_value' => $data[$delta]['item_border'],
    );

    $form['gallery_assist_block_settings']['ga_block_item_border_color'] = array(
      '#type' => 'textfield',
      '#title' => t('Item border color #027AC6'),
      '#default_value' => $data[$delta]['item_border_color'],
      '#size' => 8,
    );

  }

  if ($user->id == 1) {
    $visibles = $data[$delta]['visibles'];
    $desc = 'Nummber of items visible in the block';
  }
  else {
    $visibles = $data[$delta]['visibles'] <= 12 ? $data[$delta]['visibles'] : 12;
    $desc = 'Nummber of items visible in the block (1 - 12).';
  }
  $form['gallery_assist_block_settings']['ga_block_visibles'] = array(
    '#type' => 'textfield',
    '#title' => t('Gallery Assist visible nodes'),
    '#default_value' => $visibles,
    '#description' => $desc,
    '#size' => 8,
    //'#access' => $delta == 1 || $delta == 2 ? TRUE : FALSE,
  );

  return $form;
}

function gallery_assist_block_helper($delta) {
  global $language;
  $block_names = array(
    0 => !empty($data[$delta][$language->language]['myCustom']) ? $data[$delta][$language->language]['myCustom'] : t('Galleries'),
    1 => !empty($data[$delta][$language->language]['myCustom']) ? $data[$delta][$language->language]['myCustom'] : t('My Galleries'),
    2 => !empty($data[$delta][$language->language]['myCustom']) ? $data[$delta][$language->language]['myCustom'] : t('Gallery Block'),
  );

  return $block_names[$delta];
}

/**
 * Save the GA-Block settings.
 */
function _gallery_assist_block_settings_form_submit($delta, $post_data) {
  global $user, $language;

  //gallery_assist_invalidate_cache();
  $cq = "TRUNCATE TABLE {cache_gallery_assist_data}";
  db_query($cq, $node->nid);

  $prefix = 'ga_block_';
  $data = variable_get('gallery_assist_block_data', FALSE);

  if (module_exists('i18n')) {
    $myTeme = empty($user->theme) ? variable_get('theme_default', FALSE) : $user->theme;
    $array = array('gallery_assist', $delta, $myTeme);

    $lgs = language_list();
    array_shift($lgs);

    foreach ($lgs as $lg) {
      if (empty($post_data[$lg->language])) {
        continue;
      }
      $data[$delta][$lg->language]['myCustom'] = $post_data[$lg->language];
      
      $q = "SELECT bid FROM {blocks} WHERE module = '%s' && delta = %d && theme = '%s'";
      $bid = db_result(db_query($q, $array));
  
      $myString = "%gallery_assist:$bid:%";
      $q3 = "SELECT s.lid FROM {locales_source} s JOIN {locales_target} t WHERE s.location LIKE '%s'";
      $lid = db_result(db_query($q3, $myString));
  
      if (!empty($post_data[$lg->language])) {
        db_query("UPDATE {locales_target} set translation = '%s' WHERE lid = %d AND language = '%s'", $data[$delta][$lg->language]['myCustom'], $lid, $lg->language);
      }
    }
  }

  if ($delta == 2) {

    $data[$delta]['galleries'] = $post_data[$prefix .'galleries'] ? $post_data[$prefix .'galleries'] : $data[$delta]['galleries'];
    $data[$delta]['visibles'] = $post_data[$prefix .'visibles'] ? $post_data[$prefix .'visibles'] : $data[$delta]['visibles'];
    $data[$delta]['order'] = $post_data[$prefix .'order'] ? $post_data[$prefix .'order'] : $data[$delta]['order'];

  }

  if ($delta == 0 || $delta == 1) {

      $data[$delta]['bformat'] = $post_data[$prefix .'bformat'] ? $post_data[$prefix .'bformat'] : $data[$delta]['bformat'];

  }

  if ($delta == 0 || $delta == 1 || $delta == 2) {

    $data[$delta]['item_size'] = $post_data[$prefix .'item_size'] ? $post_data[$prefix .'item_size'] : $data[$delta]['item_size'];
    $data[$delta]['item_margin'] = $post_data[$prefix .'item_margin'] ? $post_data[$prefix .'item_margin'] : $data[$delta]['item_margin'];
    $data[$delta]['item_padding'] = $post_data[$prefix .'item_padding'] ? $post_data[$prefix .'item_padding'] : $data[$delta]['item_padding'];
    $data[$delta]['item_border'] = $post_data[$prefix .'item_border'] ? $post_data[$prefix .'item_border'] : $data[$delta]['item_border'];
    $data[$delta]['item_border_color'] = $post_data[$prefix .'item_border_color'] ? $post_data[$prefix .'item_border_color'] : $data[$delta]['item_border_color'];
    $data[$delta]['visibles'] = $post_data[$prefix .'visibles'] ? $post_data[$prefix .'visibles'] : $data[$delta]['visibles'];
    if (module_exists('imagecache') && is_numeric($post_data[$prefix .'presetid'])) {
      $preset = imagecache_preset($post_data[$prefix .'presetid']);
      $data[$delta]['preset_id'] = $preset['presetid'];
      $data[$delta]['preset_name'] = $preset['presetname'];
      $data[$delta]['preset_width'] = $preset['actions'][count($preset['actions']) - 1]['data']['width'];
      $data[$delta]['preset_height'] = $preset['actions'][count($preset['actions']) - 1]['data']['height'];
      $data[$delta]['item_size'] = $data[$delta]['preset_width'];
      $data[$delta]['force_height'] = $post_data[$prefix .'force_height'];
    }
    else {
      $data[$delta]['preset_id'] = 'none';
      unset($data[$delta]['preset_name']);
      unset($data[$delta]['preset_width']);
      unset($data[$delta]['preset_height']);
      unset($data[$delta]['item_size']);
      $data[$delta]['item_size'] = empty($post_data[$prefix .'item_size']) ? 50 : $post_data[$prefix .'item_size'];
    }

  }

  variable_set('gallery_assist_block_data', $data);
}

/**
 * Build the select field with the presets list.
 * 
 * @param $c
 * @return
 *  An array containing the form select field.
 */
function _gallery_assist_get_ic_blocksettings_form($c) {
  $form = array();

  $presets = imagecache_presets($settings);
  $options = array('none' => 'none');
  foreach ($presets as $presetid => $value) {
    $options[$presetid] = $value['presetname'];
  }

  $form['gallery_assist_block_sizes']['ga_block_presetid'] = array(
    '#type' => 'select',
    '#title' => t('Thumbnail preset'),
    '#default_value' => $c['preset_id'],
    '#options' => $options,
    '#description' => t('Current used setting: @thm_presetname', array('@thm_presetname' => $c['preset_name'])),
  );

  $form['gallery_assist_block_sizes']['ga_block_force_height'] = array(
    '#type' => 'checkbox',
    '#title' => t('Force the Item height'),
    '#default_value' => $c['force_height'],
    '#description' => t('Enabled will be forced the height of the box to the image height.'),
  );

  return $form;
}

/**
 * Calculate necessary parameters to build the gallery item boxes.
 * 
 * @param $type
 *   A string containing the node type.
 * @param $img
 *   An associative array containing the gallery item data.
 * @param $conf
 *   An associative array containing the gallery settings data.
 * @param $my_image_height
 *   A integer containing the image height if force_image_height is setted to TRUE.
 */
function gallery_assist_image_more_info($type, $img, $conf, $my_image_height = '') {

  $symbol = $conf['force_image_height'] == 1 ? $my_image_height : $conf['thumbnail_size'];

  $img['padding'] = $conf['item_padding'];
  $img['margin']  = $conf['item_margin'];
  $img['dsize']   = $conf['thumbnail_size'];

  $img['pos'] = $img['height'] >= $img['width'] ? 'v' : 'h';

  if ($img['pos'] == 'h') {
    $img['new_width'] = $symbol;
    $img['new_height'] = ((($img['new_width'] * 100) / $img['width']) * $img['height']) / 100;
    $minus = $conf['force_image_height'] == 1 ? $conf['thumbnail_height_size'] : $img['new_height'];
    $img['top'] = $img['height'] < $img['width'] ? ($symbol - $minus) / 2 : 0;
  }
  else {
    $img['new_height'] = $symbol;
  }

  return $img;
}

/**
 * 
 * name: gallery_assist_get_preset_sizes().
 * @param
 * @return
 */
function gallery_assist_get_preset_more_info($presetid) {
  if (empty($presetid)) {
    return FALSE;
  }
  $data = array();
  $preset = imagecache_preset($presetid);
  $data['preset_id'] = $preset['presetid'];
  $data['preset_name'] = $preset['presetname'];
  $data['preset_width'] = $preset['actions'][count($preset['actions']) - 1]['data']['width'];
  $data['preset_height'] = $preset['actions'][count($preset['actions']) - 1]['data']['height'];
  $data['direction'] = $data['preset_width'] > $data['preset_height'] ? 'height' : 'width';
  
  return $data; 
}

/**
 * Implementation of hook_flush_caches().
 */
function gallery_assist_flush_caches() {
  return array('cache_gallery_assist_data');
}

/**
 * Invalidate the gallery_assist cache, forcing a rebuild on the next grab of table data.
 */
function gallery_assist_invalidate_cache($cid = "*", $table = 'cache_gallery_assist_data', $wildcard = FALSE) {
  cache_clear_all($cid, $table, $wildcard);
}

/**
 * Load the needed css- and js-files form submodule lightboxes.
 */
function gallery_assist_get_includes($hilfo = array()) {
  if (empty($hilfo)) {
    return;
  }
  
  if (count($hilfo['data']['css'])) {
    foreach ($hilfo['data']['css'] as $k => $v) {
      if ($v) {
        drupal_add_css($k);
      }
    }
  }
  
  if (count($hilfo['data']['js'])) {
    foreach ($hilfo['data']['js'] as $k => $v) {
      if ($v) {
        drupal_add_js($k);
      }
    }
  } 
  
  if (count($hilfo['data']['selector'])) {
    foreach ($hilfo['data']['selector'] as $k => $v) {
      if ($v) {
        drupal_add_js($k);
      }
    }
  }
}

/**
 * Implementation of hook_content_extra_fields().
 *
 * Lets CCK expose the gallery content weight in the node content (only if CCK is installed).
 */
function gallery_assist_content_extra_fields($type_name) {
  if ($type_name == 'gallery_assist') {
    $extra['gallery_assist'] = array(
      'label' => t('Gallery Assist Container'),
      'description' => t('Container with the Gallery Assist items.'),
      'weight' => 0,
    );
    return $extra;
  }
}

/**
 * Implementation of hook_views_api().
 */
function gallery_assist_views_api() {
  return array(
    'api' => 2,
    'path' => drupal_get_path('module', 'gallery_assist') . '/includes',
  );
}

/**
 * Here are planed the export, rebuild or any other operation.
 */
function gallery_assist_recovery(&$form, $form_state, $form_id) {
  // will come later...
  return '';
}

/**
 * Advice administrator in case they delete modules
 * from the drupal installation without using the administration as well.
 */
function gallery_assist_panic() {
  // will come later...
  return 'I am in panic ;-)';
}

/**
 * Include gallery_assist .css files.
 * A beautifull merlinofcaos function
 */
function gallery_assist_add_css($file) {
  drupal_add_css(drupal_get_path('module', 'gallery_assist') . "/css/$file.css");
}

/**
 * Include gallery_assist .js files.
 * A beautifull merlinofcaos function
 */
function gallery_assist_add_js($file) {
  drupal_add_js(drupal_get_path('module', 'gallery_assist') . "/js/$file.js");
}

/**
 * Include gallery_assist .js files if not loaded.
 */
function _gallery_assist_lb_includes() {
    // 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_token_values().
 */
function gallery_assist_token_values($type, $object = NULL, $options = array()) {
  if ($type == 'node') {
    $node = $object;
    $tokens['ga_pid']      = $node->gallitems['pid'];
    $tokens['ga_ptitle']      = $node->gallitems[$node->gallitems['pid']]['ptitle'];
    return $tokens;
  }
}

/**
 * Implementation of hook_token_list().
 */
function gallery_assist_token_list($type = 'all') {
  if ($type == 'node' || $type == 'all') {
    $tokens['node']['ga_pid']      = t("The image ID");
    $tokens['node']['ga_ptitle']      = t("The image name");
    return $tokens;
  }
}

function gallery_assist_clearthecache() {
  $cq = "TRUNCATE TABLE {cache_gallery_assist_data}";
  db_query($cq);
  $form_state['redirect'] = '/admin/settings/gallery_assist/extras';
  drupal_set_message('Gallery Assist Cache cleared');
}