<?php

/**

 * @file

 * Builds placeholder replacement tokens for node visitor statistics.

 */

/**

 * Implements hook_token_info().

 */

function statistics_token_info() {

  $node['total-count'] = array(

    'name' => t("Number of views"),

    'description' => t("The number of visitors who have read the node."),

  );

  $node['day-count'] = array(

    'name' => t("Views today"),

    'description' => t("The number of visitors who have read the node today."),

  );

  $node['last-view'] = array(

    'name' => t("Last view"),

    'description' => t("The date on which a visitor last read the node."),

    'type' => 'date',

  );

  return array(

    'tokens' => array('node' => $node),

  );

}

/**

 * Implements hook_tokens().

 */

function statistics_tokens($type, $tokens, array $data = array(), array $options = array()) {

  $url_options = array('absolute' => TRUE);

  $replacements = array();

  if ($type == 'node' & !empty($data['node'])) {

    $node = $data['node'];

    foreach ($tokens as $name => $original) {

      if ($name == 'total-count') {

        $statistics = statistics_get($node->nid);

        $replacements[$original] = $statistics['totalcount'];

      }

      elseif ($name == 'day-count') {

        $statistics = statistics_get($node->nid);

        $replacements[$original] = $statistics['daycount'];

      }

      elseif ($name == 'last-view') {

        $statistics = statistics_get($node->nid);

        $replacements[$original] = format_date($statistics['timestamp']);

      }

    }

    if ($created_tokens = token_find_with_prefix($tokens, 'last-view')) {

      $statistics = statistics_get($node->nid);

      $replacements += token_generate('date', $created_tokens, array('date' => $statistics['timestamp']), $options);

    }

  }

  return $replacements;

}