sl7_social_group.module

<?php

/**
 * @file
 * SL7 Social Group module.
 * 
 * @author Semyon Dragunov <sam.dragunov@gmail.com>
 * https://github.com/SemyonDragunov
 */

define('SL7_SOCIAL_PANEL_ADMIN_PATH', SL7_CONTROL_PANEL_ADMIN_PATH . '/social/group');

/**
 * Implement hook_menu().
 */
function sl7_social_group_menu() {

  $items[SL7_SOCIAL_PANEL_ADMIN_PATH] = array(
    'title' => 'Социальные группы',
    'description' => 'Настройка виджета групп в социальных сетях.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('sl7_social_group_settings_form'),
    'access arguments' => array('administer sl7_social_group'),
  );

  $items['ajax/sl7-social-group/%'] = array(
    'title' => 'AJAX load social group.',
    'page callback' => 'sl7_social_group_ajax_callback',
    'page arguments' => array(2),
    'access arguments' => array('access content'),
    'type' => MENU_CALLBACK,
    'delivery callback' => 'ajax_deliver',
  );

  return $items;
}

/**
 * Implement hook_permission().
 */
function sl7_social_group_permission() {
  return array(
    'administer sl7_social_group' => array(
      'title' => 'Доступ к настройкам блока с группами.',
    )
  );
}

/**
 * Implement hook_theme().
 */
function sl7_social_group_theme() {
  $items = array(
    'sl7_social_group__block_groups' => array(),
  );

  foreach ($items as &$item) {
    if (!isset($item['file'])) {
      $item['file'] = 'templates/theme.inc';
    }
  }

  return $items;
}

/**
 * Implements hook_block_info().
 */
function sl7_social_group_block_info() {
  $blocks['block_groups'] = array(
    'info' => 'Социальные группы',
    'status' => 1,
    'region' => 'sidebar_first',
    'weight' => 10,
    'visibility' => BLOCK_VISIBILITY_NOTLISTED,
  );

  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function sl7_social_group_block_view($delta = '') {
  $block = array();

  if ($delta == 'block_groups') {
    $block['content'] = array(
      '#markup' => theme('sl7_social_group__block_groups'),
    );
  }

  return $block;
}

/**
 * Implements hook_contextual_links_view_alter().
 */
function sl7_social_group_contextual_links_view_alter(&$element, &$items) {
  if (isset($element['#element']['#block']) && $element['#element']['#block']->delta == "block_groups") {
    if (user_access('administer sl7_social_group')) {
      $element['#links']['social-networks'] = array(
        'title' => 'Настроить группы',
        'href' => url(SL7_SOCIAL_PANEL_ADMIN_PATH, array('absolute' => TRUE)),
      );
    }
  }
}

function sl7_social_group_ajax_callback($group) {
  $conf = variable_get('sl7_social_group');
  $data = $conf[$group];
  $name = $group;

  $result = array('#type' => 'ajax');
  $result['#commands'][] = array(
    'command' => 'socialGroup',
    'data' => $data,
    'name' => $name,
  );

  return $result;
}

function sl7_social_group_settings_form($form, &$form_state) {
  $conf = variable_get('sl7_social_group');

  $form['def_tab'] = array(
    '#type' => 'radios',
    '#title' => 'Вкладка по умолчанию',
    '#default_value' => isset($conf['def_tab']) ? $conf['def_tab'] : 'vk',
    '#options' => array(
      'vk' => 'Вконтакте',
      'fb' => 'Facebook',
      'tw' => 'Twitter',
      'ok' => 'Одноклассники'
    ),
    '#description' => 'Блок с отмеченной группой будет открыт сразу после загрузки сайта.',
  );

  $form['vk'] = array(
    '#type' => 'textarea',
    '#title' => 'Вконтакте',
    '#default_value' => isset($conf['vk']) ? $conf['vk'] : '',
  );

  $form['fb'] = array(
    '#type' => 'textarea',
    '#title' => 'Facebook',
    '#default_value' => isset($conf['fb']) ? $conf['fb'] : '',
  );

  $form['tw'] = array(
    '#type' => 'textarea',
    '#title' => 'Twitter',
    '#default_value' => isset($conf['tw']) ? $conf['tw'] : '',
  );

  $form['ok'] = array(
    '#type' => 'textarea',
    '#title' => 'Одноклассники',
    '#default_value' => isset($conf['ok']) ? $conf['ok'] : '',
  );

  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => 'Сохранить',
    '#weight' => 999,
  );

  return $form;
}

/**
 * Submit callback
 */
function sl7_social_group_settings_form_submit($form, &$form_state) {
  form_state_values_clean($form_state);
  $conf = array();

  foreach ($form_state['values'] as $key => $value) {
    if (!empty($value)) {
      if (is_array($value) && isset($form_state['values']['array_filter'])) {
        $value = array_keys(array_filter($value));
      }
      $conf[$key] = $value;
    }
  }

  variable_set('sl7_social_group', $conf);
  drupal_set_message(t('The configuration options have been saved.'));
}