logged_in.module in Util 6.2

Adds a "Logged In As" block.

File

contribs/logged_in/logged_in.module

<?php

/**
 * @file
 * Adds a "Logged In As" block.
 */

/**
 * Implementation of hook_block().
 */
function logged_in_block($op = 'list', $delta = 0, $edit = array()) {
  switch ($op) {
    case 'list':
      return _logged_in_block_list();
    case 'view':
      return _logged_in_block_view($delta);
    case 'configure':
      return _logged_in_block_configure($delta);
    case 'save':
      _logged_in_block_save($delta, $edit);
      break;
  }
}

/**
 * Get the list of the blocks.
 *
 * @param
 *   none.
 *
 * @return
 *   array containing the title ("info") of the block.
 */
function _logged_in_block_list() {
  $block = array();
  $block[0]['info'] = t('Util: Logged in as');
  return $block;
}

/**
 * Get the output to be displayed by the block.
 *
 * @param
 *   $delta - integer for the block number.
 *
 * @return
 *   array containing the title ("subject") and content of the block.
 */
function _logged_in_block_view($delta) {
  $block = array();
  switch ($delta) {
    case 0:
      $block = array(
        'content' => _logged_in_data(),
      );
      break;
  }
  return $block;
}

/**
 * Get the extra form elements for the block.
 *
 * @param
 *   $delta - integer for the block number.
 *
 * @return
 *   array containing the extra form elements for the block.
 */
function _logged_in_block_configure($delta) {
  drupal_add_css(drupal_get_path('module', 'logged_in') . '/logged_in.css');
  $form = array();
  $yesno = array(
    1 => t('Yes'),
    0 => t('No'),
  );
  switch ($delta) {
    case 0:
      $form['logged_in'] = array(
        '#type' => 'fieldset',
        '#collapsible' => TRUE,
        '#collapsed' => FALSE,
        '#title' => t('Logged In Display'),
        '#description' => t('Select the options for the display.'),
        '#prefix' => '<div id="logged-in-settings">',
        '#suffix' => '</div>',
      );
      $form['logged_in']['show_roles'] = array(
        '#type' => 'radios',
        '#options' => $yesno,
        '#title' => t('Show user roles'),
        '#default_value' => (int) variable_get('logged_in_show_roles', 0),
        '#suffix' => '<div class="clear-block"></div>',
      );
      $form['logged_in']['show_perms'] = array(
        '#type' => 'radios',
        '#options' => $yesno,
        '#title' => t('Show permissions'),
        '#description' => t('This can be a very lengthy list.'),
        '#default_value' => (int) variable_get('logged_in_show_perms', 0),
      );
      break;
  }
  return $form;
}

/**
 * Process the extra form values for the block.
 *
 * @param
 *   $delta - integer for the block number.
 * @param
 *   $edit - entered form values.
 */
function _logged_in_block_save($delta, $edit) {
  switch ($delta) {
    case 0:
      variable_set('logged_in_show_roles', $edit['show_roles']);
      variable_set('logged_in_show_perms', $edit['show_perms']);
      break;
  }
}
function _logged_in_data() {
  global $user;
  $output = NULL;
  $show_roles = variable_get('logged_in_show_roles', 0);
  $show_perms = variable_get('logged_in_show_perms', 0);
  if ($user->uid) {
    $output .= t('You are logged in as !username (@userid).', array(
      '!username' => theme('username', $user),
      '@userid' => $user->uid,
    ));
  }
  else {
    $output .= t('You are not logged in.');
  }
  if ($show_roles) {
    if ($user->uid == 1) {
      $roles = t('super-user');
    }
    else {
      $roles = implode(', ', $user->roles);
    }
    $output .= '<br />' . t('Your roles: ') . $roles;
  }
  if (!$show_perms) {
    return $output;
  }
  if ($uid == 1) {
    $perms = array(
      'all',
    );
  }
  else {
    $result = db_query("SELECT p.perm FROM {role} r INNER JOIN {permission} p ON p.rid = r.rid WHERE r.rid IN (" . db_placeholders($user->roles) . ")", array_keys($user->roles));
    $perms = array();
    while ($row = db_fetch_object($result)) {
      $perms += explode(', ', $row->perm);
    }
  }
  $perms = array_unique($perms);
  asort($perms);
  $class = count($perms) > 25 ? 'logged-in-xsmall' : 'logged-in-small';
  $output .= '<br />' . t('Your permissions: ') . "<div class=\"{$class}\">" . implode(', ', $perms) . '</div>';
  return $output;
}

Functions

Name	Description
logged_in_block	Implementation of hook_block().
_logged_in_block_configure	Get the extra form elements for the block.
_logged_in_block_list	Get the list of the blocks.
_logged_in_block_save	Process the extra form values for the block.
_logged_in_block_view	Get the output to be displayed by the block.
_logged_in_data