subscriptions_cck.module

<?php

/**
 * @file
 *
 * Provide support of CCK fields by adding corresponding mailvars.
 */

/**
 * Implementation of hook_form_alter().
 * Add the !cck_... variable explanation to the Mail Editor forms.
 *
 * @ingroup hooks
 */
function subscriptions_cck_form_alter($form_id, &$form) {
  if ($form_id == 'mail_edit_form' && substr($form['mailkey']['#value'], 0, 13) == 'subscriptions') {
    if (!isset($form['addon_help'])) {
      $form['addon_help'] = array(
        '#variables' => array(),
        '#theme' => 'mail_edit_variables',
        '#weight' => 35.5,
      );
    }
    $tr = 't';
    $variables = array('%fieldname' => '<fieldname>', '!content_type', $tr('content type'));
    $form['addon_help']['#variables'] += array(
      '!ccklabel_&lt;fieldname&gt;' => t('The label for the CCK field %fieldname, as defined for your !content_type.', $variables),
      '!cckvalue1_&lt;fieldname&gt;' => t('The value(s) of the CCK field %fieldname, as defined for your !content_type, comma-separated.', $variables),
      '!cckvalue2_&lt;fieldname&gt;' => t('The value(s) of the CCK field %fieldname, as defined for your !content_type, newline-separated.', $variables),
    );
  }
}

/**
 * Implementation of hook_subscriptions_add_mailvars().
 * Add the !cck... variables.
 *
 * @ingroup hooks
 */
function subscriptions_cck_subscriptions_get_mailvars($node) {
  $mailvars = array();
  if (isset($node->type) && ($fields = content_fields(NULL, $node->type))) {
    foreach ($fields as $field_name => $field_info) {
      if (isset($node->$field_name)) {
        $values = $node->$field_name;
        $formatteds = array();
        foreach ($values as $value) {
          if (!($formatted = html_entity_decode( content_format($field_info, $value, 'plain'), ENT_QUOTES, 'UTF-8'))) {
            $formatted = content_format($field_info, $value, 'default');
          }
          $formatteds[] = $formatted;
        }
        $mailvars['!ccklabel_'. $field_name] = $field_info['widget']['label'];
        $mailvars['!cckvalue1_'. $field_name] = implode(', ', $formatteds);
        $mailvars['!cckvalue2_'. $field_name] = implode("\n", $formatteds);
      }
    }
  }
  return $mailvars;
}