<?php
// $Id: casetracker_basic.module,v 1.22 2009-02-09 23:22:58 jmiccolis Exp $

/**
 * @file
 * Enables a basic project node type for use with Case Tracker.
 */

/**
 * Implementation of hook_perm().
 */
function casetracker_basic_perm() {
  return array('create projects', 'create cases', 'edit own projects', 'edit own cases');
}

/**
 * Implementation of hook_node_info().
 */
function casetracker_basic_node_info() {
  return array(
    'casetracker_basic_project' => array(
      'name'        => t('Project'),
      'module'      => 'casetracker_basic_project',
      'description' => t('Create a basic project for use with Case Tracker.'),
      'help'        => t('Create a basic project for use with Case Tracker.'),
      'body_label'  => t('Description'),
    ),
    'casetracker_basic_case' => array(
      'name'        => t('Case'),
      'module'      => 'casetracker_basic_case',
      'description' => t('Open a new case assigned to a particular project.'),
      'help'        => t('Open a new case assigned to a particular project.'),
      'body_label'  => t('Description'),
    ),
  );
}

/**
 * Implementation of hook_form().
 */
function casetracker_basic_project_form(&$node) {
  $form = array();
  if (casetracker_is_project($node->type)) {
    $type = node_get_types('type', $node);
    $form['title'] = array('#type' => 'textfield', '#title' => check_plain($type->title_label), '#required' => TRUE, '#default_value' => !empty($node->title) ? $node->title : NULL, '#weight' => -5);
    $form['body_field'] = node_body_field($node, $type->body_label, $type->min_word_count);
  }
  return $form;
}

/**
 * Implementation of hook_form().
 */
function casetracker_basic_case_form(&$node) {
  $form = array();
  if (casetracker_is_case($node->type)) {
    $type = node_get_types('type', $node);
    $form['title'] = array('#type' => 'textfield', '#title' => check_plain($type->title_label), '#required' => TRUE, '#default_value' => !empty($node->title) ? $node->title : NULL, '#weight' => -5);
    $form['body_field'] = node_body_field($node, $type->body_label, $type->min_word_count);
  }
  return $form;
}

/**
 *  Implementation of hook_access().
 */
function casetracker_basic_project_access($op, $node, $account) {
  switch ($op) {
    case 'create':
      return user_access('create projects', $account);
      break;
    case 'update':
    case 'delete':
      if (user_access('edit own projects', $account) && ($account->uid == $node->uid)) {
        return TRUE;
      }
      break;
  }
}

/**
 * Implementation of hook_access().
 */
function casetracker_basic_case_access($op, $node) {
  global $user;

  switch ($op) {
    case 'view':
      // we have to check if the OG module is installed, otherwise this will
      // overule the OG nodeaccess
      if (!module_exists('og')) {
        return user_access('access case tracker');
      }
      // we check if the case isn't created by the current user or is
      // assigned to the current user, if so that user gets access
      elseif (
        user_access('access case tracker')
        && 0 < (int)$user->uid
        && ((int)$node->casetracker->assign_to === (int)$user->uid
           || (int)$node->uid === (int)$user->uid)
      ) {
        return TRUE;
      }
      break;
    case 'create':
      return user_access('create cases');
    case 'update':
    case 'delete':
      if (user_access('edit own cases') && ($user->uid == $node->uid)) {
        return TRUE;
      }
      break;
  }
}