facebook.blocks.inc

<?php
// $Id$

/**
 * @file facebook.blocks.inc
 *   Block handling functions.
 */

/**
 * Get the content for the Facebook Events block.
 *
 * @return
 *   The block content, or FALSE if an error occurred.
 */
function facebook_block_events_view() {
  $stream = variable_get('facebook_block_events_stream', '');
  // Fallback to Facebook Page setting.
  if (empty($stream)) {
    $stream = variable_get('facebook_page', '');
    $stream = preg_replace('#^(http|https)://www.facebook.com/((pages/.+/)?([a-z0-9\.]+))$#', '$4', $stream);
  }

  if (empty($stream)) {
    return FALSE;
  }

  $settings = array(
      'stream' => $stream,
      'limit' => variable_get('facebook_block_events_limit', 5),
      'offset' => variable_get('facebook_block_events_offset', 0) * 60 * 60 * 1000,
  );

  drupal_add_js(array('facebookEventsBlock' => $settings), 'setting');
  drupal_add_js(drupal_get_path('module', 'facebook') . '/js/facebook-events.js');

  return array(
      'subject' => t('Upcoming events'),
      'content' => '<div id="facebook-events-placeholder"></div>',
  );
}

/**
 * Configure the Facebook Events block settings.
 *
 * @return
 *   The configuration form.
 */
function facebook_block_events_form() {
  return array(
      'facebook_block_events_stream' => array(
          '#type' => 'textfield',
          '#title' => t('Event stream'),
          '#default_value' => variable_get('facebook_block_events_stream', ''),
          '#description' => t('The id of a Facebook object that has an events feed. Leave blank to use the default Facebook page configured under <a href="@facebook-settings">Facebook Settings</a>.', array('@facebook-settings', url('admin/settings/facebook'))),
      ),
      'facebook_block_events_limit' => array(
          '#type' => 'textfield',
          '#title' => t('Number of items'),
          '#default_value' => variable_get('facebook_block_events_limit', 5),
          '#required' => TRUE,
          '#size' => 5,
      ),
      'facebook_block_events_offset' => array(
          '#type' => 'textfield',
          '#title' => t('Timezone offset'),
          '#default_value' => variable_get('facebook_block_events_offset', 0),
          '#required' => TRUE,
          '#size' => 5,
          '#description' => t('The offset in hours from Pacific Standard Time.'),
      ),
  );
}

/**
 * Save the configuration settings for the Facebook Events block.
 *
 * @param $data The data submitted in the form.
 */
function facebook_block_events_form_submit($data) {
  foreach ($data as $key => $value) {
    variable_set($key, $value);
  }
}

function facebook_block_like_view() {
  $attributes = array();
  $type = variable_get('facebook_block_like_type', 'button');
  // Check whether to overrule the URL to like.
  $use_facebook_page = variable_get('facebook_block_like_use_page', TRUE);
  $facebook_page = variable_get('facebook_page', '');
  if ($use_facebook_page && !empty($facebook_page)) {
    $attributes['href'] = $facebook_page;
  }
  // Show faces
  $attributes['show_faces'] = variable_get('facebook_block_like_show_faces', TRUE);
  // Color scheme
  $attributes['colorscheme'] = variable_get('facebook_block_like_colorscheme', '');
  // Font
  $attributes['font'] = variable_get('facebook_block_like_font', '');
  // Width
  $attributes['width'] = variable_get('facebook_block_like_width', '');

  // Type specific settings
  switch ($type) {
    case 'button':
      $tag = 'fb:like';
      // Like button layout
      $attributes['layout'] = variable_get('facebook_block_like_button_layout', 'standard');
      // Label for Like button
      $attributes['action'] = variable_get('facebook_block_like_button_verb', 'like');
      // Show Share button
      $attributes['share'] = variable_get('facebook_block_like_button_share', FALSE);
      break;
    case 'box':
      $tag = 'fb:like-box';
      // Show post stream from page
      $attributes['stream'] = variable_get('facebook_block_like_box_stream', FALSE);
      // Show header on box
      $attributes['header'] = variable_get('facebook_block_like_box_header', FALSE);
      // Box border color
      $attributes['border_color'] = variable_get('facebook_block_like_box_color', '');
      break;
  }

  // Return block content
  return array(
      'subject' => t('Like this website'),
      'content' => theme('like_button', $type, $attributes),
  );
}

/**
 * Configuration options for the Facebook Like block.
 *
 * @return
 *   The form with the configuration options.
 */
function facebook_block_like_form() {
  return array(
      'facebook_block_like_type' => array(
          '#type' => 'radios',
          '#title' => t('Type'),
          '#options' => array(
              'button' => t('Like Button'),
              'box' => t('Like Box'),
          ),
          '#default_value' => variable_get('facebook_block_like_type', 'button'),
      ),
      'facebook_block_like_use_page' => array(
          '#type' => 'checkbox',
          '#title' => t('Like the Facebook page connected to this site instead of the site URL'),
          '#description' => t('The Facebook page can be configured under <a href="@facebook-settings">Facebook Settings</a>.', array('@facebook-settings', url('admin/settings/facebook'))),
          '#default_value' => variable_get('facebook_block_like_use_page', TRUE),
      ),
      'facebook_block_like_show_faces' => array(
          '#type' => 'checkbox',
          '#title' => t('Show the faces of the people that like this item.'),
          '#default_value' => variable_get('facebook_block_like_show_faces', TRUE),
      ),
      'facebook_block_like_colorscheme' => array(
          '#type' => 'select',
          '#title' => t('Color scheme'),
          '#options' => array(
              'light' => t('Light'),
              'dark' => t('Dark'),
          ),
          '#default_value' => variable_get('facebook_block_like_colorscheme', 'light'),
      ),
      'facebook_block_like_font' => array(
          '#type' => 'select',
          '#title' => t('Font'),
          '#options' => array(
              'arial' => 'Arial',
              'lucida grande' => 'Lucida Grande',
              'segoe ui' => 'Segoe UI',
              'tahoma' => 'Tahoma',
              'trebuchet ms' => 'Trebuchet MS',
              'verdana' => 'Verdana'
          ),
          '#default_value' => variable_get('facebook_block_like_font', 'lucida grande'),
      ),
      'facebook_block_like_width' => array(
          '#type' => 'textfield',
          '#title' => t('Width'),
          '#default_value' => variable_get('facebook_block_like_width', ''),
      ),
      'like_button' => array(
          '#type' => 'fieldset',
          '#title' => t('Like button specific settings'),
          '#collapsible' => TRUE,
          '#collapsed' => TRUE,
          'facebook_block_like_button_layout' => array(
              '#type' => 'select',
              '#title' => t('Layout'),
              '#options' => array(
                  'standard' => t('Standard'),
                  'button_count' => t('Button count'),
                  'box_count' => t('Box count'),
              ),
              '#default_value' => variable_get('facebook_block_like_button_layout', 'standard'),
          ),
          'facebook_block_like_button_verb' => array(
              '#type' => 'select',
              '#title' => t('Action'),
              '#options' => array(
                  'like' => t('Like'),
                  'recommend' => t('Recommend'),
              ),
              '#default_value' => variable_get('facebook_block_like_button_verb', 'like'),
          ),
          'facebook_block_like_button_share' => array(
              '#type' => 'checkbox',
              '#title' => t('Show an additional Share button.'),
              '#default_value' => variable_get('facebook_block_like_button_share', TRUE),
          ),
      ),
      'like_box' => array(
          '#type' => 'fieldset',
          '#title' => t('Like box specific settings'),
          '#collapsible' => TRUE,
          '#collapsed' => TRUE,
          'facebook_block_like_box_stream' => array(
              '#type' => 'checkbox',
              '#title' => t('Show the feed from the linked page.'),
              '#default_value' => variable_get('facebook_block_like_box_stream', FALSE),
          ),
          'facebook_block_like_box_header' => array(
              '#type' => 'checkbox',
              '#title' => t('Show the box header.'),
              '#default_value' => variable_get('facebook_block_like_box_header', FALSE),
          ),
          'facebook_block_like_box_border_color' => array(
              '#type' => 'textfield',
              '#title' => t('Border color'),
              '#default_value' => variable_get('facebook_block_like_box_border_color', ''),
          ),
      ),
  );
}

/**
 * Save the configuration settings for the Facebook Like block.
 *
 * @param $data The data submitted in the form.
 */
function facebook_block_like_form_submit($data) {
  foreach ($data as $key => $value) {
    variable_set($key, $value);
  }
}