webform_mailchimp.module in Webform Mailchimp 7

File

webform_mailchimp.module

<?php

/**
 * Implementation of hook_webform_component_info().
 */
function webform_mailchimp_webform_component_info() {
  $components = array();
  $components['mailchimp'] = array(
    'label' => t('Mailchimp'),
    'description' => t('Sign up to a newsletter.'),
    'features' => array(
      'csv' => TRUE,
      'email' => TRUE,
      'email_address' => FALSE,
      'email_name' => FALSE,
      'required' => TRUE,
      'conditional' => FALSE,
      'group' => FALSE,
      'attachment' => FALSE,
    ),
    'file' => 'webform_mailchimp.inc',
  );
  return $components;
}

/**
 * Implementation of hook_webform_submission_insert().
 */
function webform_mailchimp_webform_submission_insert($node, $submission) {
  global $user;
  $mailchimp_lists = array();
  $email_address = '';
  if (!empty($node->webform['components'])) {
    foreach ($node->webform['components'] as $key => $field) {
      if ($field['type'] == 'mailchimp') {
        $mailchimp_lists[] = $field['extra']['mailchimp_list'];

        // Need to know if we should look for our own email field or another.
        if ($field['extra']['use_existing_email_field'] != 'mailchimp_field') {

          // If using existing field, check if the checkbox was checked
          if ($submission->data[$key]['value'][0] == 1) {

            // Loop through components again to find our email field
            foreach ($node->webform['components'] as $key2 => $field2) {
              if ($field2['form_key'] == $field['extra']['use_existing_email_field']) {

                // Get the form value
                $email_address = $submission->data[$key2]['value'][0];
              }
            }
          }
          else {
            $email_address = '';
          }
        }
        else {
          $email_address = $submission->data[$key]['value'][0];
        }

        // Retrieve mergefields and create a merge array with key webform key and value Mailchimp merge tag
        if (!empty($field['extra']['mergefields'])) {
          $mergefields_key_array = array();
          $keyvaluepairs = explode("\n", $field['extra']['mergefields']);
          foreach ($keyvaluepairs as $keyvalue) {
            $keyvalue = trim($keyvalue);
            $keyvalue = explode('|', $keyvalue);
            if (is_array($keyvalue) && !empty($keyvalue[0]) && !empty($keyvalue[1])) {
              $mergefields_key_array[$keyvalue[1]] = $keyvalue[0];
            }
          }
        }

        // Retrieve interestfields and create a merge array with key webform key and value Mailchimp group name
        if (!empty($field['extra']['interestfields'])) {
          $groupfields_key_array = array();
          $keyvaluepairs = explode("\n", $field['extra']['interestfields']);
          foreach ($keyvaluepairs as $keyvalue) {
            $keyvalue = trim($keyvalue);
            $keyvalue = explode('|', $keyvalue);
            if (is_array($keyvalue) && !empty($keyvalue[0]) && !empty($keyvalue[1])) {
              $groupfields_key_array[$keyvalue[1]] = $keyvalue[0];
            }
          }
        }
      }
    }
    $mergefields_replacements = array();

    // Create the mergefield array
    if (!empty($mergefields_key_array) && is_array($mergefields_key_array)) {
      foreach ($node->webform['components'] as $key => $field) {
        if (!empty($mergefields_key_array[$field['form_key']])) {

          // This is probably a bit to easy... The delta value is not taken into account
          $mergefields_replacements[$mergefields_key_array[$field['form_key']]] = $submission->data[$key]['value'][0];
        }
      }
    }
    $groupfields_replacements = array();

    // Create the mergefield array
    if (!empty($groupfields_key_array) && is_array($groupfields_key_array)) {
      foreach ($node->webform['components'] as $key => $field) {
        if (!empty($groupfields_key_array[$field['form_key']])) {

          // We are dealing with checkboxes, dropdowns and have received the id instead of the raw value
          // So we need to extract the value and send that instead
          $choices = explode("\n", $field['extra']['items']);
          $sorted_choices = array();
          foreach ($choices as $choice_key => $choice_val) {
            $id_name = explode('|', trim($choice_val));
            $sorted_choices[$id_name[0]] = $id_name[1];
          }
          foreach ($submission->data[$key]['value'] as $filled_out_value) {
            $groupfields_replacements[$groupfields_key_array[$field['form_key']]][] = str_replace(",", "\\,", $sorted_choices[$filled_out_value]);
          }
        }
      }
      foreach ($groupfields_replacements as $groupname => $values_array) {
        $mergefields_replacements['GROUPINGS'][] = array(
          'name' => $groupname,
          'groups' => implode(',', $values_array),
        );
      }
    }

    // If we have an email address and a list is set, try to subscribe the user.
    if ($email_address != '' && !empty($mailchimp_lists)) {
      $q = mailchimp_get_api_object();
      if ($q) {
        foreach ($mailchimp_lists as $mailchimp_list) {
          $success = $q
            ->listSubscribe($mailchimp_list, $email_address, $mergefields_replacements, 'html', FALSE, TRUE);
          if ($success) {
            watchdog('webform_mailchimp', 'E-mail subscribed: %email', array(
              '%email' => $email_address,
            ), WATCHDOG_INFO);
          }
          else {
            watchdog('webform_mailchimp', 'E-mail not subscribed: %email', array(
              '%email' => $email_address,
            ), WATCHDOG_ERROR);
          }
        }
      }
      else {
        watchdog('webform_mailchimp', 'Could not get the Mailchimp API object.', array(), WATCHDOG_ERROR);
      }
    }
  }
}

Functions

Name	Description
webform_mailchimp_webform_component_info	Implementation of hook_webform_component_info().
webform_mailchimp_webform_submission_insert	Implementation of hook_webform_submission_insert().