<?php
// $Id: content.token.inc,v 1.5 2008-04-25 01:24:40 karens Exp $

// Two helper functions that generate appropriate tokens for CCK-added fields.
function content_token_values($type, $object = NULL) {
  $tokens = array();
  if ($type == 'node') {
    $node = $object;
    $node->build_mode = 'token_values';
    $node->content = array();
    content_view($node);
    // The formatted values will only be known after the content has been rendered.
    drupal_render($node->content);
    content_alter($node);

    $field_types = _content_field_types();
    $type = content_types($node->type);
    foreach ($type['fields'] as $field) {
      $items = $node->{$field['field_name']};
      $function = $field_types[$field['type']]['module'] . '_token_values';
      if (!empty($items) && function_exists($function)) {
        $token_values = $function('field', $items);
        foreach($token_values as $token => $value) {
          $tokens[$field['field_name'] .'-'. $token] = $value;
        }

      }
    }
  }
  return $tokens;
}

function content_token_list($type = 'all') {
  if ($type == 'node' || $type == 'all') {
    $list = array();
    $field_types = _content_field_types();

    foreach (content_fields() as $field) {
      $sub_list = array();
      $function = $field_types[$field['type']]['module'] . '_token_list';
      if (function_exists($function)) {
        $sub_list = $function('field');
        foreach ($sub_list as $category => $token_list) {
          foreach ($token_list as $token => $description) {
            $list['CCK '. $category][$field['field_name'] .'-'. $token] = $description;
          }
        }
      }
    }

    return $list;
  }
}

if (module_exists('nodereference')) {
  function nodereference_token_list($type = 'all') {
    if ($type == 'field' || $type == 'all') {
      $tokens = array();

      $tokens['node reference']['nid']   = t('Referenced node ID');
      $tokens['node reference']['title'] = t('Referenced node title');
      $tokens['node reference']['link']  = t('Formatted HTML link to the node');

      return $tokens;
    }
  }

  function nodereference_token_values($type, $object = NULL) {
    if ($type == 'field') {
      $item = $object[0];

      $tokens['nid']   = $item['nid'];
      $tokens['title'] = strip_tags($item['view']);
      $tokens['link']  = $item['view'];

      return $tokens;
    }
  }
}

if (module_exists('number')) {
  function number_token_list($type = 'all') {
    if ($type == 'field' || $type == 'all') {
      $tokens = array();

      $tokens['number']['raw']       = t('Raw number value');
      $tokens['number']['formatted'] = t('Formatted number value');

      return $tokens;
    }
  }

  function number_token_values($type, $object = NULL) {
    if ($type == 'field') {
      $item = $object[0];

      $tokens['raw']       = $item['value'];
      $tokens['formatted'] = $item['view'];

      return $tokens;
    }
  }
}

if (module_exists('text')) {
  function text_token_list($type = 'all') {
    if ($type == 'field' || $type == 'all') {
      $tokens = array();

      $tokens['text']['raw']       = t('Raw, unfiltered text');
      $tokens['text']['formatted'] = t('Formatted and filtered text');

      return $tokens;
    }
  }

  function text_token_values($type, $object = NULL) {
    if ($type == 'field') {
      $item = $object[0];

      $tokens['raw']  = $item['value'];
      $tokens['formatted'] = $item['view'];
      return $tokens;
    }
  }
}

if (module_exists('userreference')) {
  function userreference_token_list($type = 'all') {
    if ($type == 'field' || $type == 'all') {
      $tokens = array();

      $tokens['user reference']['uid']   = t('Referenced user ID');
      $tokens['user reference']['name']  = t('Referenced user name');
      $tokens['user reference']['link']  = t('Formatted HTML link to referenced user');

      return $tokens;
    }
  }

  function userreference_token_values($type, $object = NULL) {
    if ($type == 'field') {
      $item = $object[0];

      $tokens['uid']   = $item['uid'];
      $tokens['name']  = strip_tags($item['view']);
      $tokens['link']  = $item['view'];

      return $tokens;
    }
  }
}