os2web_meetings.module

<?php

/**
 * @file
 * Code for the OS2Web Meeting Views feature.
 */

include_once 'os2web_meetings.features.inc';

/**
 * Implements hook_init().
 */
function os2web_meetings_init(){
  drupal_add_css(drupal_get_path('module', 'os2web_meetings') . '/css/os2web_meetings.css', array('group' => CSS_THEME, 'every_page' => FALSE));
  drupal_add_js(drupal_get_path('module', 'os2web_meetings') . '/js/os2web_meetings.js');
  drupal_add_library('system', 'ui.datepicker');
}

/**
 * Implements hook_FORM_alter().
 */
function os2web_meetings_form_views_exposed_form_alter(&$form, &$form_state) {
  if ($form['#id'] === 'views-exposed-form-os2web-meetings-view-search-page') {
    // Set up a validate function to forward user.
    $form['#validate'] = array('os2web_meetings_views_exposed_form_os2web_meetings_view_search_page_validate');

    $form['from_date']['value']['#date_format'] = 'd-m-Y';
    $form['to_date']['value']['#date_format'] = 'd-m-Y';

    // Add a little js to make the calendar icons clickable.
    $cal_icon = url(drupal_get_path('theme', variable_get('theme_default', NULL)) . "/images/cal.png");
    $datepicker = '


      (function ($) {
        Drupal.behaviors.os2web_meetings = {
          attach: function(context, settings) {
                      $("#edit-from-date-value-date").datepicker({
                                    showOn: "both",
                                    //buttonImage: "' . $cal_icon . '",
                                    buttonImageOnly: true,
                                    dateFormat: "dd-mm-yy"
                      });
                      $("#edit-to-date-value-date").datepicker({
                                    showOn: "both",
                                    //buttonImage: "' . $cal_icon . '",
                                    buttonImageOnly: true,
                                    dateFormat: "dd-mm-yy"
                      });
            }
          }
        }(jQuery));';

    drupal_add_js($datepicker, array(
      'type' => 'inline',
      'scope' => 'footer',
      'weight' => 5)
    );
  }
}

/**
 * Custom validate callback funtion.
 */
function os2web_meetings_views_exposed_form_os2web_meetings_view_search_page_validate(&$form, &$form_state) {
  $searchtext = rawurlencode($form_state['values']['search_params']);
  if (is_numeric($form_state['values']['os2web_meetings_tax_committee']) || $form_state['values']['os2web_meetings_tax_committee'] === 'All') {

  }
  else {
    $options = array(
      'external' => TRUE,
      'absolute' => TRUE,
    );
    drupal_goto($form_state['values']['os2web_meetings_tax_committee'] . $searchtext, $options);
  }
  views_exposed_form_validate($form, $form_state);
}

/**
 * Implements hook_block_info().
 */
function os2web_meetings_block_info() {
  $blocks['meeting-search-block'] = array(
    'info' => 'Dagsordens søgning',
  );
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function os2web_meetings_block_view($delta = '') {
  $block = array();
  switch ($delta) {
    case 'meeting-search-block':
      $block['subject'] = t('Search Agendas');
      $block['content'] = _os2web_meetings_get_exposed_filter();
      break;
  }
  return $block;
}

/**
 * Code that extracts the exposed filter for use in block.
 *
 * Adopted from: http://www.butlerraines.com/node/4
 */
function _os2web_meetings_get_exposed_filter() {
  // Create a view object first, e. g. $view = views_get_view('myViewName');
  // Then set the demanded display_id, e. g. $display_id = 'page_1';
  $view = views_get_view('os2web_meetings_view_search');
  $display_id = 'page';
  $view->set_display($display_id);

  // Initialize display handlers.
  $view->init_handlers();
  $form_state = array(
    'view' => $view,
    'display' => $view->display_handler->display,
    // Exposed form plugins are used in Views 3.
    'exposed_form_plugin' => $view->display_handler->get_plugin('exposed_form'),
    'method' => 'get',
    'rerender' => TRUE,
    'no_redirect' => TRUE,
  );
  // Create the filter form.
  $form = drupal_build_form('views_exposed_form', $form_state);
  // You now have a form array which can be themed or further altered.
  $rendered_form = drupal_render($form);
  return $rendered_form;
}

/**
 * Helper function for the os2web_meetings_view_search view.
 *
 * @param stdObject $entity
 *   The entity
 *
 * @access protected
 */
function _os2web_meetings_generate_search_data($entity) {
  $title = $entity->title;
  $entity_type = 'node';

  /* $abbr = '';
    if (is_array(field_get_items($entity_type, $entity, 'field_os2web_meetings_abbr')))
      $abbr = ' '.array_pop(array_pop(field_get_items($entity_type, $entity, 'field_os2web_meetings_abbr'))); */

  $location = field_get_items($entity_type, $entity, 'field_os2web_meetings_location');
  if (is_array($location)) {
    $location_term = taxonomy_term_load(array_pop(array_pop($location)));
    $location = ' ' . $location_term->name;
  }

  $committee = field_get_items($entity_type, $entity, 'field_os2web_meetings_committee');
  if (is_array($committee)) {
    $committee_term = taxonomy_term_load(array_pop(array_pop($committee)));
    $committee = ' ' . $committee_term->name;
  }

  $bps = '';
  $bpoints = field_get_items($entity_type, $entity, 'field_os2web_meetings_bullets');
  if (is_array($bpoints)) {
    foreach ($bpoints as $bpoint) {
      $node = node_load($bpoint['target_id']);
      $text = strip_tags(check_markup($node->title, 'plain_text'));
      $bps .= ' ' . $text;

      $bpas = field_get_items($entity_type, $node, 'field_os2web_meetings_attach');
      if (is_array($bpas)) {
        foreach ($bpas as $bpa) {
          $node2 = node_load($bpa['target_id']);
          $body = field_get_items($entity_type, $node2, 'field_os2web_meetings_bpa_body');
          $text = html_entity_decode(strip_tags(check_markup(array_pop(array_pop($body)), 'filtered_html')), 0, 'UTF-8');
          $text = trim(preg_replace('/[\",;:.\'\(\)]/', ' ', $text));
          $text = trim(preg_replace('/\s\s+/', ' ', $text));
          $bps .= ' ' . $text;
        }
      }

    }
  }

  // Extract keywords so only relevant words are stored.
  $t = mb_split('\s+', $bps);
  $t = array_keys(array_flip($t));
  $t = array_filter($t, '_os2web_meetings_strip_words');
  $bps = implode(' ', $t);

  $result = $title . $location . $committee . ' ' . $bps;
  return $result;
}

/**
 * Helper function which removes common and small (<2 chars) words.
 */
function _os2web_meetings_strip_words($text) {
  $text = preg_replace('/^[^\w|\d|æ|ø|å]+/', '', $text);
  $text = preg_replace('/[^\w|\d|æ|ø|å]+$/', '', $text);
  if (strlen($text) > 3) {
    return TRUE;
  }
  else {
    return FALSE;
  }
}

/**
 * Implements hook_node_insert().
 *
 * Add any newly created published meetings to the queue with category as the
 * meeting committee.
 * See module os2web_subscription.
 */
function os2web_meetings_node_insert($node) {
  _os2web_meetings_os2web_subscription_add($node);
}

/**
 * Implements hook_node_update().
 *
 * When meetings are upgraded to an "Referat", add the node to the Subscription
 * Queue again. This way any subscribers will get notified on the update.
 * See module os2web_subscription.
 */
function os2web_meetings_node_update($node) {
  if ($node->status == 1 &&
      $node->type === 'os2web_meetings_meeting' &&
      function_exists('os2web_subscription_add_to_queue')) {

    $field_meetings_type = field_get_items('node', $node, 'field_os2web_meetings_type');
    if ($field_meetings_type[0]['value'] === 'Referat') {
      _os2web_meetings_os2web_subscription_add($node);
    }
  }
}

/**
 * Helper function to add a meeting to the subscription queue.
 */
function _os2web_meetings_os2web_subscription_add($node) {
  if ($node->status == 1 &&
      $node->type === 'os2web_meetings_meeting' &&
      function_exists('os2web_subscription_add_to_queue')) {

    $dates = field_get_items('node', $node, 'field_os2web_meetings_date');
    $date = array_shift($dates);
    $date = new DateTime($date['value']);
    // Only add to subscription queue if meeting date is younger than xx days from now.
    if ($date->diff(new DateTime('now'))->days < variable_get('os2web_meetings_subscription_max_age', 10)) {
            // Add it to the master meeting type queue.
      $enabled_node_types = os2web_subscription_get_node_types();
      if (in_array($node->type, $enabled_node_types)) {
        // If the meetings category is enabled, add it to the queue.
        os2web_subscription_add_to_queue($node->nid, $node->type);
      }

      $meeting_type = field_get_items('node', $node, 'field_os2web_meetings_committee');
      if (!empty($meeting_type[0]['tid'])) {
        os2web_subscription_add_to_queue($node->nid, 'os2web_meetings_meeting-type_' . $meeting_type[0]['tid']);
      }
    }
  }
}

/**
 * Implements hook_os2web_subscription_categories().
 * See module os2web_subscription.
 */
function os2web_meetings_os2web_subscription_categories() {
  $subscription_type_array = &drupal_static(__FUNCTION__);
  if (!isset($subscription_type_array)) {

    // Return alle types of meetings. These types are grapped from the commitee
    // vocabulary.
    $vocabulary = taxonomy_vocabulary_machine_name_load('os2web_meetings_tax_committee');
    $subscription_type_array = array();
    $types = taxonomy_get_tree($vocabulary->vid);
    foreach ($types as $type) {
      $subscription_type_array['os2web_meetings_meeting-type_' . $type->tid] = 'os2web_meetings_meeting-type_' . $type->tid;

      // If there are no title for the meeting type, use the name of the committee.
      if (!variable_get('os2web_subscription_title_os2web_meetings_meeting-type_' . $type->tid, FALSE)) {
        variable_set('os2web_subscription_title_os2web_meetings_meeting-type_' . $type->tid, t('Meeting: !name', array('!name' => $type->name)));
      }
    }
  }

  return $subscription_type_array;
}

/**
 * Implements hook_page_alter().
 *
 * Add a subscription form to the overview page at /dagsorden-og-referat.
 * See module os2web_subscription.
 */
function os2web_meetings_page_alter(&$page) {
  if (module_exists('os2web_subscription') &&
      request_path() === 'dagsorden-og-referat') {

    $subscription_types = array();

    // If the OS2web Subscription module are enabled, add a subscribe form.
    if (os2web_subscription_category_is_enabled('os2web_meetings_meeting')) {
      $subscription_types[] = 'os2web_meetings_meeting';
    }

    $vocabulary = taxonomy_vocabulary_machine_name_load('os2web_meetings_tax_committee');
    $subscription_type_array = array();
    $types = taxonomy_get_tree($vocabulary->vid);
    foreach ($types as $type) {
      $subscription_types[] = 'os2web_meetings_meeting-type_' . $type->tid;
    }

    if (!empty($subscription_types)) {
      $page['content'][] = drupal_get_form('os2web_subscription_add_subscription_form', $subscription_types, t('Subscribe to meetings'));
    }
  }
}

/**
 * Implements hook_FORM_alter();
 */
function os2web_meetings_form_alter(&$form, &$form_state) {
  if ($form['#id'] === 'os2web-subscription-settings-form') {
    $form['os2web_subscription_os2web_meetings_settings'] = array(
      '#type' => 'fieldset',
      '#title' => t('OS2web Meetings integration'),
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
    );
    $form['os2web_subscription_os2web_meetings_settings']['os2web_meetings_subscription_max_age'] = array(
      '#type' => 'textfield',
      '#title' => t('Maximum age in days of a meeting when sending a email on reimport etc. default 10 days.'),
      '#default_value' => variable_get('os2web_meetings_subscription_max_age', 10),
      '#element_validate' => array('element_validate_integer_positive'),
    );
  }
}

/**
 * Implements hook_os2web_help().
 */
function os2web_meetings_os2web_help($sections) {

  // Content types.
  $sections['contenttype'] = t('<p><b>Meetings:</b> Dependent on the system, meetings are often imported by a metting importer, which can communicate with your ESDH.<br />A meeting contains bullets which can contain attachments. These are all imported, and should not be altered directly on site.<br />See the <a href="@url" target="_blank">overview</a> over meetings.</p>', array('@url' => url('dagsorden-og-referat')));
  return $sections;
}