materio-base-d7/sites/all/modules/gui/materiobasemod/materio_admin.module

<?php


/**
 * Implements hook_permission().
 */
function materio_admin_permission() {
  return array(
    'access default users list' =>  array(
      'title' => t('Access default users list'),
      'description' => t('Access default users list.'),
    ),
    'access default UC roles expiration list' => array(
      'title' => t('access default UC roles expiration list'),
      'description' => t('access default UC roles expiration list.'),
    ),
    'access duplicate mails list' => array(
      'title' => t('access duplicate mails list'),
      'description' => t('access duplicate mails list.'),
    ),
  );
}

/**
 * Implements hook_menu().
 */
function materio_admin_menu() {

  $items['admin/users/duplicatemails'] = array(
    'title' => "Duplicate mails",
    'page callback' => 'materio_duplicatemails',
    'access callback' => 'user_access',
    'access arguments' => array('access duplicate mails list'),
    'type' => MENU_LOCAL_TASK
  );



  if(module_exists('simplenews')){
    $cats = simplenews_category_list();
    // dsm($cats, 'cats');
    foreach ($cats as $tid => $name) {
      // $items['node/%node/simplenews'] = array(
      //   'title' => 'Newsletter',
      //   'type' => MENU_LOCAL_TASK,
      //   'access callback' => 'simplenews_node_tab_access',
      //   'access arguments' => array(1),
      //   'page callback' => 'simplenews_node_tab_page',
      //   'page arguments' => array(1),
      //   'context' => MENU_LOCAL_TASK,
      //   'file' => 'includes/simplenews.admin.inc',
      //   'weight' => 2,
      // );
      $items['node/add/simplenews/'.$tid] = array(
        'title' => $name,
        'title callback' => 'check_plain',
        'page callback' => 'node_add',
        'page arguments' => array('simplenews'),
        'access callback' => 'node_access',
        'access arguments' => array('create', 'simplenews'),
        'file path' => drupal_get_path('module', 'node'),
        'file' => 'node.pages.inc',
      );
    }
  }
  return $items;
}

function materio_duplicatemails(){
  $mails = db_query('SELECT mail FROM {users} GROUP BY mail HAVING count(mail) > 1')->fetchCol();

  // Bail out early if there are no duplicates.
  if (!$mails) {
    return t('All accounts have unique email addresses.');
  }

  // Grab all the user data for accounts with addresses identified as
  // duplicates. This is a little convoluted, but it lets us grab all the user
  // data in one shot.
  $uids = db_select('users', 'u')
    ->fields('u', array('uid'))
    ->condition('mail', $mails, 'IN')
    ->orderBy('access', 'DESC')
    ->execute()
    ->fetchCol();
  $duplicate_users = user_load_multiple($uids);
  $duplicate_mails = array();
  foreach ($duplicate_users as $duplicate_user) {
    $duplicate_mails[$duplicate_user->mail][] = $duplicate_user;
  }

  // Turn the data we've got into markup.
  $output = t('Accounts with duplicate email address:') . '<br />';
  $output = "<ul>";
  foreach ($duplicate_mails as $mail => $users) {
    $output .= "<li> <strong>$mail</strong> : <br />";
    $accounts = array();
    foreach ($users as $duplicate_user) {
       $accounts[] =  l($duplicate_user->name, "user/{$duplicate_user->uid}") . ' ('. date('Y-m-d', $duplicate_user->access) .')';
    }
    $output .= implode(', ', $accounts);

      $output .= '</li>';
  }
  $output .= "</ul>";
  return $output;
}

/**
 * Implements hook_menu_alter().
 */
function materio_admin_menu_alter(&$items){
  // dsm($items, 'menu alter items');

  if(isset($items['admin/people'])){
    $items['admin/people']['access arguments'] = array('access default users list');
    // dsm($items['admin/people']);
  }

  if(isset($items['admin/people/expiration'])){
    $items['admin/people/expiration']['access arguments'] = array('access default UC roles expiration list');
    // dsm($items['admin/people/expiration']);
  }

  # deactivate default home page
  $items['node']['access callback'] = FALSE;

  // if(isset($items['admin/content/add/simplenews'])){
    // delete($items['admin/content/add/simplenews']);
  //   $cats = simplenews_category_list();
  //   dsm($cats, 'cats');
  //   foreach ($cats as $tid => $name) {
  //     $items['admin/content/add/simplenews/'.$tid]
  //   }
  // }
}

/**
 * Implements hook_menu_local_tasks_alter().
 */
function materio_admin_menu_local_tasks_alter(&$data, $router_item, $root_path) {

  if ($root_path == 'admin/people/simplenews') {
    $item = menu_get_item('admin/content/simplenews');
    if ($item['access']) {
      $item['title'] = 'Go to '.$item['title'];
      $data['actions']['output'][] = array(
        '#theme' => 'menu_local_task',
        '#link' => $item,
      );
    }
  }

  if ($root_path == 'admin/content/simplenews') {

    $cats = simplenews_category_list();
    foreach ($cats as $tid => $name) {
      $item = menu_get_item('node/add/simplenews/'.$tid);
      $item['title'] = 'Add new '.$name;
      if ($item['access']) {
        $data['actions']['output'][] = array(
          '#theme' => 'menu_local_task',
          '#link' => $item,
        );
      }
    }

    $item = menu_get_item('admin/people/simplenews');
    if ($item['access']) {
      $item['title'] = 'Go to '.$item['title'];
      $data['actions']['output'][] = array(
        '#theme' => 'menu_local_task',
        '#link' => $item,
      );
    }
  }
}

/**
  * Implements hook_form_alter().
  */
function materio_admin_form_simplenews_node_form_alter(&$form, &$form_state, $form_id) {
  // dsm($form_id, '$form_id');
  // dsm($form_state, '$form_state');
  // dsm($form, '$form');
  // dsm($_GET, 'GET');

  if(!$form['nid']['#value']){
    $cats = simplenews_category_list();
    $cats_tids = array_keys($cats);
    $q = parse_url($_GET['q']);
    $cat = array_pop(explode('/', $q['path']));
    // dsm($cat, 'cat');
    if(in_array($cat, $cats_tids)){
      // prepopulate type of news
      $form['field_simplenews_term']['und']['#default_value'] = $cat;
      $form['field_simplenews_term']['und']['#disabled'] = true;

      // change default template regarding type of news
      $form['body']['und'][0]['#default_value'] = materio_admin_getSimplenewsNodeBodyTemplate($cat);
    }
  }else{
    $form['field_simplenews_term']['und']['#disabled'] = true;
  }

  $form['body']['und'][0]['#rows'] = 50;

}

function materio_admin_getSimplenewsNodeBodyTemplate($cat){
  return file_get_contents(drupal_get_path('module', 'materio_admin').'/templates/simplenews_'.$cat.'_node.html');
}