<?php

/**
 * @file
 * Navigate Widget Framework
 */
 
/**
 * Deletes a widget
 */
function navigate_widget_delete($data) {
  global $_navigate, $user;
  $access = navigate_user_access(array('navigate' => 'widget remove'));
  if ($access) {
    $uid = $user->uid;
    if (isset($data['uid'])) {
      $uid = $data['uid'];
    }
    navigate_user_load($uid, TRUE);
    $wid = $data['wid'];
    $widgets = &$_navigate['users'][$uid]['widgets'];
    if (isset($widgets[$wid])) {
      unset($widgets[$wid]);
    }
    $json = navigate_send_message(navigate_user_save($uid),
      t('Widget successfully deleted.'),
      t('Was unable to successfully delete widget.')
    );
  }
  else {
    $json = navigate_send_message(TRUE, t('You do not have permissions to delete this widget.'));
  }
  navigate_json($json);
}

/**
 * Save the new sort order for the widgets
 */
function navigate_widget_sort($data) {
  global $_navigate, $user;
  $access = navigate_user_access(array('navigate' => 'widget sort'));
  if ($access) {
    // Load user
    $uid = $user->uid;
    if (isset($data['uid'])) {
      $uid = $data['uid'];
    }
    navigate_user_load($uid, TRUE);
    // Set widget weights
    $widgets = &$_navigate['users'][$uid]['widgets'];
    foreach ($data['sort'] as $weight => $wid) {
      if (isset($widgets[$wid])) {
        $widgets[$wid]['weight'] = $weight;
      }
    }
    // Save user data with new widget weights
    $json = navigate_send_message(navigate_user_save($uid),
      t('Widgets sorted successfully.'),
      t('Was unable to successfully sort widgets.')
    );
  }
  else {
    $json = navigate_send_message(TRUE, t('You do not have permissions to sort widgets.'));
  }
  navigate_json($json);
}