<?php
// $Id: stormattribute.module,v 1.4.2.7 2008-12-03 18:29:30 litwol Exp $

/**
 * @file
 */

function stormattribute_help($path) {
  $output = '';

  switch ($path) {
    case "admin/help#stormattribute":
      $output = '<p>'.  t("Provides attributes support for Storm") .'</p>';
      break;
  }

  return $output;
}

function stormattribute_perm() {
  return array(
                'Storm attribute: access',
                'Storm attribute: add',
                'Storm attribute: edit',
                'Storm attribute: delete',
              );
}

function stormattribute_menu($may_cache) {
  $items = array();

  if (!$may_cache) {
    if (arg(0)=='storm' && arg(1)=='attributes') {
      require_once(drupal_get_path('module', 'stormattribute') .'/stormattribute.admin.inc');
      require_once(drupal_get_path('module', 'stormattribute') .'/stormattribute.theme.inc');
    }
    $items[] = array(
              'path' => 'storm/attributes',
              'title' => t('Attributes'),
              'description' => t('Storm Attributes'),
              'callback' => 'stormattribute_list',
              'access' => user_access('Storm attribute: access'),
              'type' => MENU_NORMAL_ITEM);
    $items[] = array(
              'path' => 'storm/attributes/add',
              'title' => t('Add a new attribute'),
              'description' => t('Storm Attributes'),
              'callback' => 'drupal_get_form',
              'callback arguments' => array('stormattribute_add'),
              'access' => user_access('Storm attribute: add'),
              'type' => MENU_CALLBACK);
    $items[] = array(
              'path' => 'storm/attributes/edit',
              'title' => t('Edit an attribute'),
              'description' => t('Storm Attributes'),
              'callback' => 'drupal_get_form',
              'callback arguments' => array('stormattribute_edit', arg(3)),
              'access' => user_access('Storm attribute: edit'),
              'type' => MENU_CALLBACK);
    $items[] = array(
              'path' => 'storm/attributes/delete',
              'title' => t('Delete an attribute'),
              'description' => t('Storm Attributes'),
              'callback' => 'drupal_get_form',
              'callback arguments' => array('stormattribute_delete', arg(3)),
              'access' => user_access('Storm attribute: delete'),
              'type' => MENU_CALLBACK);
    $items[] = array(
              'path' => 'storm/attributes/domain/autocomplete',
              'title' => t('List of attributes'),
              'description' => t('Storm Attributes'),
              'callback' => '_stormattribute_domain_autocomplete',
              'callback arguments' => array(arg(4)),
              'access' => user_access('Storm attribute: access'),
              'type' => MENU_CALLBACK);
  }
  return $items;
}

function stormattribute_access($op, $item=NULL, $account=NULL) {
  global $user;
  if (!$account) $account = $user;

  if ($op == 'create') {
    return user_access('Storm attribute: add');
  }

  if ($op == 'delete') {
    if (user_access('Storm attribute: delete')) {
      return TRUE;
    }
  }

  if ($op == 'update') {
    if (user_access('Storm attribute: edit')) {
      return TRUE;
    }
  }
  return FALSE;
}

function stormattribute_attributes_bydomain($domain) {
  static $attributes_cache = array();
  $attributes = array();

  if (array_key_exists($domain, $attributes_cache)) return $attributes_cache[$domain];

  $s = "SELECT * FROM {stormattribute} WHERE LOWER(domain) LIKE LOWER('%s') ORDER BY weight, avalue";
  $r = db_query($s, $domain);
  while ($attribute = db_fetch_array($r)) {
    $akey = $attribute['akey'];
    $avalue = $attribute['avalue'];
    $attributes[$akey] = $avalue;
  }

  $attributes_cache[$domain] = $attributes;
  return $attributes;
}

function stormattribute_value($domain, $key) {
  $attributes = stormattribute_attributes_bydomain($domain);
  if (array_key_exists($key, $attributes)) return $attributes[$key];
  return $key;
}