<?php
// $Id: token_workflow.inc,v 1 2007/07/05 22:33:52 JacobSingh Exp $

/**
 * Implementation of hook_token_values()
 */
function workflow_token_values($type, $object = NULL) {
  switch ($type) {
    case 'workflow':
      
      // cast to an object just in case fussy drupal gave us an array
      $node = (object)$object;

      if ($wid = workflow_get_workflow_for_type($node->type) ) {
        $states = workflow_get_states($wid);
      }
      $result = db_query_range("SELECT h.* FROM {workflow_node_history} h WHERE nid = %d ORDER BY stamp DESC",$node->nid,0,1);
      
      if ($row = db_fetch_object($result)) {
        $account = user_load( array ('uid' => $row->uid));
        $comment = $row->comment;  
      }
      
      $values['workflow-current-state-name']                      =  $states[$row->sid];
      $values['workflow-old-state-name']                          =  $states[$row->old_sid];
      $values['workflow-current-state-date-iso']                  =  date('Ymdhis',$row->stamp);
      $values['workflow-current-state-date-tstamp']               =  $row->stamp;
      $values['workflow-current-state-date-formatted']            =  date('M d, Y h:i:s', $row->stamp);
      
      $values['workflow-current-state-user']                      = $account->uid ? $account->name : variable_get('anonymous', 'Anonymous');
      $values['workflow-current-state-uid']                       = $account->uid;
      $values['workflow-current-state-user-mail']                 = $account->uid ? $account->mail : '';
      $values['workflow-current-state-log-entry']                 = $row->comment;
      
      break;
  }
  
  return $values;
}

/**
 * Implementation of hook_token_list()
 */
function workflow_token_list($type = 'all') {
  if ($type == 'workflow' || $type == 'all') {
    $tokens['workflow']['workflow-current-state-name']              =  'Current state of content';
      $tokens['workflow']['workflow-old-state-name']                =  'Old state of content';
      $tokens['workflow']['workflow-current-state-date-iso']        =  'Date of last state change (ISO)';
      $tokens['workflow']['workflow-current-state-date-tstamp']     =  'Date of last state change (timestamp)';
      $tokens['workflow']['workflow-current-state-date-formatted']  =  'Date of last state change (formated - M d, Y h:i:s)';;
      
      $tokens['workflow']['workflow-current-state-user']            = 'Username of last state changer';
      $tokens['workflow']['workflow-current-state-uid']             = 'uid of last state changer';
      $tokens['workflow']['workflow-current-state-user-mail']       = 'email of last state changer';
      $tokens['workflow']['workflow-current-state-log-entry']       = 'Last workflow comment log';

    return $tokens;
  }
}