<?php
// $Id: gallery_profile.module,v 1.1.2.4 2008-07-19 20:34:10 profix898 Exp $

/**
 * gallery_profile.module
 */

/**
 * Implementation of hook_profile_alter().
 */
function gallery_profile_profile_alter(&$account, &$fields) {
  if (isset($fields['Gallery2'])) {
    // Set custom title
    $title = variable_get('gallery_user_profile_title', 'Gallery2');
    if ($title != 'Gallery2') {
      $fields[$title] = $fields['Gallery2'];
      unset($fields['Gallery2']);
    }
    $profile = &$fields[$title];
    // Remove sync status message
    if (variable_get('gallery_user_profile_hide_sync', 0)) {
      unset($profile['user_sync']);
    }
    // Useralbum link/gallery
    $gallery_mode = variable_get('gallery_user_profile_gallery', array('link'));
    if (in_array('gallery', $gallery_mode) && gallery_user_useralbum($account->uid, FALSE)) {
      $profile['useralbum_gallery'] = array(
        'title' => in_array('link', $gallery_mode) ?
          $profile['useralbum_link']['value'] : t('Album: %username', array('%username' => $account->name)),
        'value' => _gallery_profile_useralbum($account->uid),
        'class' => 'gallery_profile_useralbum',
      );
      unset($profile['useralbum_link']);
    }
    else if (!in_array('link', $gallery_mode)) {
      unset($profile['useralbum_link']);
    }
    // Hide section (if no items are available)
    if (empty($profile)) {
      unset($fields[$title]);
    }
  }
}

/**
 * Implementation of hook_form_alter().
 */
function gallery_profile_form_alter($form_id, &$form) {
  if ($form_id == '_gallery_user_settings') {
    $form['user']['profile']['#collapsed'] = TRUE;
    
    $form['user']['profile']['gallery_user_profile_title'] = array(
      '#type' => 'textfield',
      '#title' => t('Title of Gallery2 profile section'),
      '#default_value' => variable_get('gallery_user_profile_title', 'Gallery2'),
      '#size' => 40,
      '#maxlength' => 255,
      '#description' => t('Title of the Gallery2 section on profile pages.')
    );
    
    $form['user']['profile']['gallery_user_profile_hide_sync'] = array(
      '#type' => 'checkbox',
      '#title' => t('Hide sync status message'),
      '#default_value' => variable_get('gallery_user_profile_hide_sync', 0),
      '#description' => t('Hide \'Gallery2-Drupal Sync Status\' message in the profile.'),
    );
    
    $gallery_mode = variable_get('gallery_user_profile_gallery', array('link'));
    $form['user']['profile']['gallery_user_profile_gallery'] = array(
      '#type' => 'checkboxes',
      '#title' => t('Useralbum mode'),
      '#default_value' => $gallery_mode,
      '#options' => array(
        'link' => t('Show link to useralbum'),
        'gallery' => t('Show useralbum gallery/images')
      ),
      '#description' => t('By default a link to the useralbum is shown. But you may also insert a gallery of
                           random/recent images from the useralbum into the user profile.'),
    );
    $form['array_filter'] = array('#type' => 'value');
    // Useralbum settings
    if (in_array('gallery', $gallery_mode)) {
      $form['user']['profile'][] = _gallery_profile_useralbum_settings();
    }
  }
}

/**
 * Function _gallery_profile_useralbum_settings().
 */
function _gallery_profile_useralbum_settings() {
  require_once(drupal_get_path('module', 'gallery') .'/gallery_block.inc');
  
  $plugin_status =  gallery_plugin_status(array('imageblock', 'imageframe'));
  
  $form['useralbum'] = array(
    '#type' => 'fieldset',
    '#title' => t('Useralbum'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#description' => t('The profile useralbum requires the Gallery2 Image Block plugin (!imageblock_status)
                         and optionally the Gallery2 Image Frame plugin (!imageframe_status).', array(
                          '!imageblock_status' => theme('gallery_plugin_status_message', $plugin_status['imageblock']),
                          '!imageframe_status' => theme('gallery_plugin_status_message', $plugin_status['imageframe'])
                        ))
  );
  if ($plugin_status['imageblock'] != GALLERY_PLUGIN_ENABLED) {
    $form['useralbum']['#description'] .= t(' However the Image Block plugin is unavailable.');
    return $form;
  }
  
  _gallery_block_options($type_map, $param_map);
  $type_map = array(
    'randomImage' => t('Random image'),
    'recentImage' => t('Recent image')
  );
  
  $form['useralbum']['gallery_user_profile_useralbum_num_cols'] = array(
    '#type' => 'select',
    '#title' => t('Number of columns'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_num_cols', 2),
    '#options' => _gallery_range_array(1, 5),
    '#description' => t('Enter the number of columns in the useralbum.'),
  );
  
  $form['useralbum']['gallery_user_profile_useralbum_num_rows'] = array(
    '#type' => 'select',
    '#title' => t('Number of rows'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_num_rows', 2),
    '#options' => _gallery_range_array(1, 5),
    '#description' => t('Enter the number of rows in the useralbum.'),
  );
  
  $form['useralbum']['gallery_user_profile_useralbum_block_block'] = array(
    '#type' => 'select',
    '#title' => 'Image types',
    '#default_value' => variable_get('gallery_user_profile_useralbum_block_block', 'randomImage'),
    '#options' => $type_map,
    '#description' => 'Pick the type of images you would like to see in the useralbum.',
  );
  
  $form['useralbum']['gallery_user_profile_useralbum_block_show'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Image data'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_block_show', array()),
    '#options' =>  $param_map,
    '#description' => t('Choose the item metadata you would like to display.'),
  );

  $form['useralbum']['gallery_user_profile_useralbum_size_method'] = array(
    '#type' => 'select',
    '#title' => t('Image size method'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_size_method', GALLERY_GRID_SIZE_METHOD_DEFAULT),
    '#options' => array(
      'maxsize' => t('Max Size'),
      'exactsize' => t('Exact Size'),
    ),
    '#description' => t('\'Max Size\' gives faster image downloading, but the image size
                         may be smaller than the size defined below. <br />\'Exact Size\' may be slower
                         (as a larger image is downloaded and then scaled by the browser) but the image
                         will be guaranteed to be the size defined below. Only supported for G2.2+.'),
  );

  $form['useralbum']['gallery_user_profile_useralbum_size'] = array(
    '#type' => 'textfield',
    '#title' => t('Image size'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_size', GALLERY_GRID_SIZE_DEFAULT),
    '#size' => 10,
    '#maxlength' => 10,
    '#description' => t('Sets the size (in pixels) of the longest side of the image according
                        to the method defined above.'),
  );
  
  $imageframe_desc = ($plugin_status['imageframe'] != GALLERY_PLUGIN_ENABLED) ?
      t('Requires the Gallery2 Image Frame plugin (!imageframe_status).',
      array('!imageframe_status' => theme('gallery_plugin_status_message', $plugin_status['imageframe']))) : '';

  $image_frames = gallery_list_image_frames();

  $form['useralbum']['gallery_user_profile_useralbum_album_frame'] = array(
    '#type' => 'select',
    '#title' => t('Album frame'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_album_frame', 'none'),
    '#options' => $image_frames,
    '#description' => $imageframe_desc,
  );

  $form['useralbum']['gallery_user_profile_useralbum_item_frame'] = array(
    '#type' => 'select',
    '#title' => t('Item frame'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_item_frame', 'none'),
    '#options' => $image_frames,
    '#description' => $imageframe_desc,
  );

  $form['useralbum']['gallery_user_profile_useralbum_link_target'] = array(
    '#type' => 'textfield',
    '#title' => t('Link target'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_link_target', ''),
    '#size' => 20,
    '#maxlength' => 20,
    '#description' => t('Enter a link target (e.g. \'_blank\' to open in a new window).'),
  );

  $form['useralbum']['gallery_user_profile_useralbum_link'] = array(
    '#type' => 'textfield',
    '#title' => t('Image Link'),
    '#default_value' => variable_get('gallery_user_profile_useralbum_link', ''),
    '#size' => 60,
    '#maxlength' => 255,
    '#description' => t('By default the image has a link to the item in the Gallery. This
      can be overridden here (or leave empty for the default). Use \'none\' for no link, or a URL
      to link somewhere else instead.'),
  );
  
  return $form;
}

/**
 * Function _gallery_profile_useralbum().
 */
function _gallery_profile_useralbum($uid) {
  $num_cols = variable_get('gallery_user_profile_useralbum_num_cols', 2);
  $num_rows = variable_get('gallery_user_profile_useralbum_num_rows', 2);
  $num_images = $num_cols * $num_rows;

  $param_blocks_array = array_fill(0, $num_images, variable_get('gallery_user_profile_useralbum_block_block', 'randomImage'));
  $params['blocks'] = is_array($param_blocks_array) ? implode('|', $param_blocks_array) : '';
  $params['itemId'] = 'user:'. $uid;
  $param_show_array = variable_get('gallery_user_profile_useralbum_block_show', array());
  $params['show'] = is_array($param_show_array) ? implode('|', $param_show_array) : '';
  if (variable_get('gallery_user_profile_useralbum_size_method', GALLERY_GRID_SIZE_METHOD_DEFAULT) == 'maxsize') {
    $params['maxSize'] = variable_get('gallery_user_profile_useralbum_size', GALLERY_GRID_SIZE_DEFAULT);
  }
  else {
    $params['exactSize'] = variable_get('gallery_user_profile_useralbum_size', GALLERY_GRID_SIZE_DEFAULT);
  }
  $params['albumFrame'] =  variable_get('gallery_user_profile_useralbum_album_frame', 'none');
  $params['itemFrame'] =  variable_get('gallery_user_profile_useralbum_item_frame', 'none');
  $params['linkTarget'] =  variable_get('gallery_user_profile_useralbum_link_target', '');
  $params['link'] = variable_get('gallery_user_profile_useralbum_link', '');

  $block = gallery_get_block($params, 'ImageBlock', array('num_cols' => $num_cols));
  return $block['content'];
}