function makemeeting_answers_form in Make Meeting Scheduler 7.2

Form callback: enables users to answer a makemeeting poll

1 string reference to 'makemeeting_answers_form'

makemeeting_forms in ./makemeeting.module

Implements hook_forms().

File

./makemeeting.form.inc, line 6

Code

function makemeeting_answers_form($form, &$form_state, $item, $instance, $answer = NULL) {
  global $user;
  $form = [];
  $form['#item'] = $item;
  $form['#theme'] = 'makemeeting_answers';

  // Ensure form validation and submission logic is included
  form_load_include($form_state, 'inc', 'makemeeting', 'makemeeting.form');

  // Force the id of the form as it might get overriden in AJAX-loaded forms
  $form['#id'] = 'makemeeting-answers-form';

  // Pass entity-related values in the form
  foreach ([
    'field_name',
    'entity_type',
    'deleted',
    'entity_id',
    'language',
    'delta',
  ] as $info) {
    $form[$info] = [
      '#type' => 'value',
      '#value' => $instance[$info],
    ];
  }

  // Pass answer being edited
  if ($answer) {
    $form['answer_edited'] = [
      '#type' => 'value',
      '#value' => $answer,
    ];
  }

  // Include current destination for ajax calls
  if (!isset($form_state['ajax_destination'])) {
    $form_state['ajax_destination'] = drupal_get_destination();
  }

  // Include the name of the current user
  $form['name'] = [
    '#type' => 'textfield',
    '#size' => 22,
  ];
  if (!user_is_logged_in()) {

    // This is an HTML5 attribute
    $form['name']['#attributes'] = [
      'placeholder' => t('Your name (required)'),
    ];
    $form['name']['#required'] = TRUE;
  }
  else {
    $form['name']['#default_value'] = format_username($user);
    $form['name']['#disabled'] = TRUE;
  }
  if (!empty($answer)) {
    if ($answer->uid > 0) {
      $account = user_load($answer->uid);
      $form['name']['#default_value'] = format_username($account);
    }
    else {
      $form['name']['#default_value'] = $answer->name;
    }
  }

  // If the form is limited, fetch already submitted answers
  $answers = [];
  if ($item['limit'] > 0) {
    $select = db_select('makemeeting_answers', 'ma')
      ->fields('ma', [
      'value',
    ]);
    foreach ([
      'field_name',
      'entity_type',
      'deleted',
      'entity_id',
      'language',
      'delta',
    ] as $info) {
      $select
        ->condition($info, $instance[$info]);
    }

    // Filter out answer being edited
    if ($answer) {
      $select
        ->condition('answer_id', $answer->answer_id, '!=');
    }
    $results = $select
      ->execute();

    // And add each answer to our results array for futher use
    foreach ($results as $result) {
      $_answer = unserialize($result->value);
      if (is_array($_answer)) {
        foreach ($_answer as $key => $value) {
          if ($value) {
            $answers[$key] = empty($answers[$key]) ? 1 : $answers[$key] + 1;
          }
        }
      }
      elseif (is_string($_answer) && $_answer) {
        $answers[$_answer] = empty($answers[$_answer]) ? 1 : $answers[$_answer] + 1;
      }
    }
  }

  // Possible answers
  $form['answers'] = [];
  foreach ($item['choices'] as $choice) {
    $chdate = _makemeeting_date_timestamp($choice['chdate']);
    $count = 0;
    foreach ($choice['chsuggestions'] as $id => $text) {

      // Add a form element only if there's a suggestion label
      // or it is the first suggestion for this date
      if ($text || !$text && !$count) {
        _makemeeting_answer_element($form, $item, $id, $chdate, $text, $answers, $answer);
      }
      $count++;
    }
  }
  $form['submit'] = [
    '#type' => 'submit',
    '#value' => t('Submit'),
  ];
  if (!empty($answer)) {

    // Modify form submit to include ajax behavior
    $form['submit']['#ajax'] = [
      'callback' => 'makemeeting_answer_js',
      'wrapper' => 'makemeeting-answers-form',
      'effect' => 'fade',
    ];
  }
  return $form;
}