<?php
/**
 * Copyright 2012(c) OBiBa, All rights reserved.
 *
 * This program and the accompanying materials are made available under the terms of the GNU Public License v3.0.
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/**
 * @file
 * Code for the Mica Networks module.
 */

include_once 'mica_networks.features.inc';
include_once drupal_get_path('module', 'mica_core') . '/mica_core.search.utils.inc';


/**
 * Implements hook_node_view()
 */
function mica_networks_node_view($node, $view_mode, $langcode) {
  if ($node->type === 'network') {
    _mica_networks_network_view($node, $view_mode, $langcode);
  }
}

function _mica_networks_network_view($node, $view_mode, $langcode) {
  // Show moderation state messages if we're on a node page.
  if (node_is_page($node) && $view_mode === 'banner_area' && empty($node->in_preview)) {
    workbench_moderation_messages('view', $node);
  }
}

/**
 * Implements hook_node_insert()
 */
function mica_networks_node_insert($node) {
  switch ($node->type) {
    case 'network':
      mica_core_create_node_menu($node, TRUE, FALSE, 0, 'networks');
      break;
  }
}

/**
 * Implements hook_menu_local_tasks_alter().
 */
function mica_networks_menu_local_tasks_alter(&$data, $router_item, $root_path) {
  $links = array();
  if ($root_path === 'networks') {
    if (node_access('create', 'network')) {
      $node_type = node_type_load('network');
      $links['add-network'] = array(
        '#theme' => 'menu_local_action',
        '#link' => array(
          'title' => t('Add a !name', array('!name' => $node_type->name)),
          'href' => 'node/add/network',
        ),
      );
    }
  }
  $data['actions']['output'] = array_merge($data['actions']['output'], $links);
}

/**
 * Creates default content after Features successfully installed
 * Implements hook_features_rebuild_completed()
 */
function mica_networks_features_rebuild_completed() {
  if (!variable_get('mica_networks_features_rebuild_completed', FALSE)) {

    $menu = mica_core_create_menu(st('Networks'), 'networks', 'networks', FALSE, FALSE, 6);
    mica_core_set_menu_option('network', $menu['mlid']);

    _mica_networks_configure_permissions();
    _mica_networks_add_networks_to_studies_index();
    _mica_networks_configure_message();
    variable_set('mica_networks_features_rebuild_completed', TRUE);
  }
}

function _mica_networks_add_networks_to_studies_index() {

  cache_clear_all();

  $index = search_api_index_load('studies_index', TRUE);
  $options = $index->options;
  $fields = $options['fields'];
  $fields['field_networks'] = array(
    'type' => 'list<integer>',
    'entity_type' => 'node',
  );
  $ret = search_api_index_edit_fields($index->id, $fields);
  if ($ret) {
    $index->reindex();
    watchdog('mica', 'Networks field was successfully added to Studies index', array(), WATCHDOG_INFO);
  }
  else {
    watchdog('mica', 'Failed to add Networks field to Studies index', array(), WATCHDOG_ERROR);
  }

  cache_clear_all();

  $searcher = 'search_api@' . $index->machine_name;
  $facet = facetapi_facet_load('field_networks', $searcher);
  if ($facet) {
    $adapter = facetapi_adapter_load($searcher);
    $realms = facetapi_get_realm_info();
    foreach ($realms as $realm_name => $realm) {
      $delta = facetapi_hash_delta(facetapi_build_delta($searcher, $realm_name, $facet['name']));
      $settings = $adapter->getFacet($facet)->getSettings($realm);
      $settings->settings['widget'] = 'facetapi_checkbox_links';

      ctools_export_crud_save('facetapi', $settings);
      if (facetapi_save_facet_enabled($adapter, $realm, $facet)) {
        mica_core_enable_facet_block($delta, t('Networks'), 'studies-search');
      }
    }
  }
}

function _mica_networks_configure_message() {
  $msg = t('Mica Networks module was successfully enabled. To complete configuration, go to:');
  $msg .= '<ul>';
  $msg .= '<li>';
  $msg .= l(t('Studies index fields'), 'admin/config/search/search_api/index/studies_index/fields', array('attributes' => array('target' => '_index')));
  $msg .= ' ' . t('and click Save to enable Study networks field indexing');
  $msg .= '</li>';
  $msg .= '<li>';
  $msg .= l(t('Studies facets configuration'), 'admin/config/search/search_api/index/studies_index/facets', array('attributes' => array('target' => '_facets')));
  $msg .= ' ' . t('and configure Networks facet');
  $msg .= '</li>';
  $msg .= '<li>';
  $msg .= l(t('Blocks configuration'), 'admin/structure/block', array('attributes' => array('target' => '_block')));
  $msg .= ' ' . t('and configure Study Networks facet block');
  $msg .= '</li>';
  $msg .= '<li>';
  $msg .= l(t('Study fields configuration'), 'admin/structure/types/manage/study/fields', array('attributes' => array('target' => '_fields')));
  $msg .= ' ' . t('and move Networks field to the field group you want');
  $msg .= '</li>';
  $msg .= '</ul>';
  drupal_set_message($msg, 'status', FALSE);

  watchdog('mica', $msg, array(), WATCHDOG_INFO);
}

function _mica_networks_configure_permissions() {

  watchdog('mica', 'Configure Networks custom permissions', array(), WATCHDOG_DEBUG);

  _mica_networks_configure_role_permissions('network reviewer',
    array(
      'access workbench' => TRUE,
      'view moderation history' => TRUE,
      'view moderation messages' => TRUE,
      'use workbench_moderation my drafts tab' => TRUE,
      'use workbench_moderation needs review tab' => TRUE,
      'moderate content from draft to needs_review' => TRUE,
      'moderate content from needs_review to draft' => TRUE,
      'moderate content from needs_review to published' => TRUE,
    )
  );

  _mica_networks_configure_role_permissions('network administrator',
    array(
      'access workbench' => TRUE,
      'view moderation history' => TRUE,
      'view moderation messages' => TRUE,
      'use workbench_moderation my drafts tab' => TRUE,
      'moderate content from draft to needs_review' => TRUE,
      'moderate content from needs_review to draft' => TRUE,
    )
  );
}

function _mica_networks_configure_role_permissions($role_name, $permissions) {
  $role = user_role_load_by_name($role_name);
  if ($role) {
    user_role_change_permissions($role->rid, $permissions);
  }
}

/**
 * When creating networks via noderefcreate, set the complete name form the title because of auto_node_title
 * Implements hook_noderefcreate_alter()
 */
function mica_networks_noderefcreate_alter(&$newnode, $element, $form_state) {
  $wrapper = entity_metadata_wrapper('node', $newnode);
  $wrapper->field_complete_name->set($wrapper->title->value());
}