nodeaccess.module

<?php
/*
 * Notes:
 * 
 * - skip priority, it's been deprecated
 */
 
function nodeaccess_menu() {

  /* main prefs */
  $items['admin/config/content/nodeaccess'] = array(
    'title' => 'Nodeaccess settings',
    'description' =>  'Global congiruation for nodeaccess',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('nodeaccess_admin_settings'),
    'file' => 'nodeaccess.admin.inc',
    'access arguments' => array('administer nodeaccess'),
  );
  
  /* per content type prefs */
  $items['admin/structure/types/manage/%node_type/nodeaccess'] = array(
    'title' => t('Permissions'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('nodeaccess_admin_form', 4),
    'access callback' => 'user_access',
    'access arguments' => array('administer content types'),
    'type' => MENU_LOCAL_TASK,
    'file' => 'nodeaccess.admin.inc'
  );

  $items['nodeaccess/usersearch'] = array(
    'page callback' => 'nodeaccess_usersearch',
    'type' => MENU_CALLBACK,
    'access callback' => 'user_access',
    'access arguments'  => array('grant node permissions'),
  );
  
  return $items;
}

function nodeaccess_usersearch() {
  $header = array(
    'username' => array('data' => t('Username'), 'field' => 'u.name'),
    'mail' => array('data' => t('Email'), 'field' => 'u.mail')
  );

  $query = db_select('users', 'u');
  $query->condition('u.uid', 0, '<>');
  user_build_filter_query($query);

  $count_query = clone $query;
  $count_query->addExpression('COUNT(u.uid)');

  $query = $query->extend('PagerDefault')->extend('TableSort');
  $query
    ->fields('u', array('uid', 'name', 'mail'))
    ->limit(1)
    ->orderByHeader($header)
    ->setCountQuery($count_query);
  $result = $query->execute();

  $accounts = array();
  foreach ($result as $account) {
    $options[$account->uid] = array(
      'username' => theme('username', array('account' => $account)),
      'mail' => $account->mail,
    );
  }
  
  $form['accounts'] = array(
    '#type' => 'tableselect',
    '#header' => $header,
    '#options' => $options,
    '#empty' => t('No people available.'),
  );
  $form['pager'] = array('#markup' => theme('pager'));
  
  echo drupal_render($form);
}

function nodeaccess_permission() {
  return array(
    'administer nodeaccess' => array(
      'title' => t('Administer nodeaccess'),
      'description' => t('Administer global options for nodeaccess')
    ),
    'grant node permissions' => array(
      'title' => t('Grant node permissions'),
      'description' => t('May grant any permissions on a node')
    ),
    'grant editable node permissions' => array(
      'title' => t('Grant edit permissions on nodes')
    ),
    'grant deletable node permissions'  => array(
      'title' => t('Grant delete permissions on nodes')
    ),
    'grant own node permissions'  => array(
      'title' => t('Grant own permissions on nodes')
    )
  );
}

function nodeaccess_theme() {
  return array(
    'nodeaccess_grants' => array(
      'arguments' => array('form' => NULL)
    ),
    'nodeaccess_admin_roles' => array(
      'render element' => 'form',
      'template' => 'templates/admin_roles'
    ),
    'nodeaccess_admin_users' => array(
      'render element'  => 'form',
      'template'  => 'templates/admin_users'
    )
  );
}

function nodeaccess_node_form($form) {
  return 'foo';
}
/* hook_form_alter
 * 
 * Implement vertical tab for permissions
 */
function nodeaccess_form_node_form_alter(&$form, $form_state) {
  
  $form['nodeaccess'] = array(
    '#type'         => 'fieldset',
    '#access'       => user_access('grant node permissions'), // TODO: add in other perms
    '#title'        => 'Node Access',
    '#collapsible'  => TRUE,
    '#collapsed'    => TRUE,
    '#group'        => 'additional_settings',
    '#attached'     => array(
      'js'            => array(
                        'vertical-tabs' => drupal_get_path('module', 'nodeaccess') . 'nodeaccess-node-form.js'
                      )
    ),
    '#tree'         => TRUE,
    '#weight'       => 35,
    '#theme'        => 'nodeaccess_grants'
  );
  
  // summary
  $summary = "rwx by foobar";
   
  // get all roles
  $roles = user_roles();
     
  // which roles are configured to show up here?
  $allowed_roles = variable_get('nodeaccess-roles', $roles);
  
  // which grants are configured to show up here?
  $allowed_grants = variable_get('nodeaccess-grants', array('view' => 1, 'edit' => 1, 'delete' => 1));
  
  // If $preserve is true, the fields the user is not allowed to view or
  // edit are included in the form as hidden fields to preserve them.
  $preserve = variable_get('nodeaccess-preserve', 1);
    
  // print out roles table
  if ( is_array($roles) ) {
    $form['nodeaccess']['rid'] = array('#tree' => TRUE, '#title' => 'Roles', '#theme' => 'foobar');
    
    foreach( $roles as $id => $name ) {
      // do we include this role? 
      if ( isset( $allowed_roles[$id] ) ) {
        if ( $allowed_grants['view'] ) {
          $form['nodeaccess']['rid'][$id]['grant_view'] = array('#type' => 'checkbox', '#theme' => 'foobar');
        } else if ( $preserve ) {
          $form['nodeaccess']['rid'][$id]['grant_view'] = array('#type' => 'hidden');
        }
      
        if ( $allowed_grants['edit'] ) {
          $form['nodeaccess']['rid'][$id]['grant_edit'] = array('#type' => 'checkbox');
        } else if ( $preserve ) {
          $form['nodeaccess']['rid'][$id]['grant_edit'] = array('#type' => 'hidden');
        }
              
        if ( $allowed_grants['delete'] ) {
          $form['nodeaccess']['rid'][$id]['grant_delete'] = array('#type' => 'checkbox');
        } else if ( $preserve ) {
          $form['nodeaccess']['rid'][$id]['grant_delete'] = array('#type' => 'hidden');
        }
      } else if ($preserve) {
        //$form['rid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);
        //$form['rid'][$key]['grant_view'] = array('#type' => 'hidden', '#value' => $field['grant_view']);
        //$form['rid'][$key]['grant_update'] = array('#type' => 'hidden', '#value' => $field['grant_update']);
        //$form['rid'][$key]['grant_delete'] = array('#type' => 'hidden', '#value' => $field['grant_delete']);
      }   
    }   
  }

  // print out user table
  
}

function theme_nodeaccess_grants($form) {
  return 'asdf';
}
/**
 * Theme function for nodeaccess_grants_form.
 */
function theme_nodeaccess_grants_form($form) {
  $allowed_roles = variable_get('nodeaccess-roles', array());
  $allowed_grants = variable_get('nodeaccess-grants', array());

  // Roles table.
  $roles = element_children($form['rid']);
  if (count($roles) && count($allowed_roles)) {
    $header = array();
    $header[] = t('Role');
    if ($allowed_grants['view']) {
      $header[] = t('View');
    }
    if ($allowed_grants['edit']) {
      $header[] = t('Edit');
    }
    if ($allowed_grants['delete']) {
      $header[] = t('Delete');
    }
    foreach ($roles as $key) {
      if ($allowed_roles[$key]) {
        $row = array();
        $row[] = $form['rid'][$key]['name']['#value'] . drupal_render($form['rid'][$key]['name']);
        if ($allowed_grants['view']) {
          $row[] = drupal_render($form['rid'][$key]['grant_view']);
        }
        if ($allowed_grants['edit']) {
          $row[] = drupal_render($form['rid'][$key]['grant_update']);
        }
        if ($allowed_grants['delete']) {
          $row[] = drupal_render($form['rid'][$key]['grant_delete']);
        }
        $rows[] = $row;
      }
    }
    $output .= theme('table', $header, $rows);
  }

  // Search form.
  $output .= '<p><div class="search-form">';
  $output .= '<strong>' . t('Enter names to search for users:') . '</strong>';
  $output .= '<div class="container-inline">';
  $output .= drupal_render($form['keys']);
  $output .= drupal_render($form['search']);
  $output .= '</div></div></p>';

  // Users table.
  unset($rows);
  $users = element_children($form['uid']);
  if (count($users) > 0) {
    $header = array();
    $header[] = t('User');
    $header[] = t('Keep?');
    if ($allowed_grants['view']) {
      $header[] = t('View');
    }
    if ($allowed_grants['edit']) {
      $header[] = t('Edit');
    }
    if ($allowed_grants['delete']) {
      $header[] = t('Delete');
    }
    foreach ($users as $key) {
      $row = array();
      $row[] = $form['uid'][$key]['name']['#value'];
      $row[] = drupal_render($form['uid'][$key]['keep']);
      if ($allowed_grants['view']) {
        $row[] = drupal_render($form['uid'][$key]['grant_view']);
      }
      if ($allowed_grants['edit']) {
        $row[] = drupal_render($form['uid'][$key]['grant_update']);
      }
      if ($allowed_grants['delete']) {
        $row[] = drupal_render($form['uid'][$key]['grant_delete']);
      }
      $rows[] = $row;
    }
    $output .= theme('table', $header, $rows);
  }

  $output .= drupal_render($form);

  return $output;
}

function nodeaccess_get_settings() {
  $settings = variable_get('nodeaccess', array(
    'defaults_type' => 1,
    'allow_view'    => 1,
    'allow_edit'    => 1,
    'allow_delete'  => 1
  ));
  
  return $settings;
}

function nodeaccess_permissions_form( ) {
  // Select roles the permissions of which you want to allow users to
  // view and edit, and the aliases and weights of those roles.
  $form['roles'] = array('#type' => 'fieldset',
                        '#collapsible' => TRUE,
                        '#collapsed' => TRUE,
                        '#title' => t('Allowed Roles'),
                        '#tree' => TRUE,
                        '#theme' => 'nodeaccess_admin_form_roles',
                        '#description' => '<small>' . t('The selected roles will be listed on individual node add/edit forms. If you wish for certain roles to be hidden from users, make sure they are not selected here.') . '</small>');
  
  $roles = user_roles();
  foreach ($roles as $id => $role) {
    $form['roles'][$id]['name'] = array('#type' => 'hidden', '#value' => $role);
    $form['roles'][$id]['allow'] = array('#type' => 'checkbox', '#title' => $role, '#default_value' => $allowed_roles[$id]);
  }

  $form['role_grants'] = array('#type' => 'fieldset',
                                                              '#collapsible' => TRUE,
                                                              '#collapsed' => TRUE,
                                                              '#title' => 'Default Role Permissions',
                                                              '#tree' => TRUE,
                                                              '#theme' => 'nodeaccess_admin_roles');
                                                              
  foreach( $roles as $id => $role ) {
    $form['role_grants'][$id]['name'] = array('#type' => 'hidden', '#value' => $role);
    $form['role_grants'][$id]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
    $form['role_grants'][$id]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
    $form['role_grants'][$id]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
  }
  
  // user based permissions
  $form['user_grants'] = array(
    '#type' => 'fieldset',
    '#collapsible' => TRUE,
    '#collapsed' => FALSE,
    '#title'  => t('Default User Permissions'),
    '#tree'   => TRUE,
    '#theme'  => 'nodeaccess_admin_users',
    '#attached' => array(
      'js'  => array( drupal_get_path('module', 'nodeaccess') . '/nodeaccess-admin.js' ),
      'css' => array( drupal_get_path('module', 'nodeaccess') . '/nodeaccess.css' ),
      'library' => array( array( 'system', 'ui.dialog' ) )
    )
  );
  
  $users = array();
  foreach( $users as $id => $user ) {
    $form['user_grants'][$id]['name'] = array('#type' => 'markup', '#value' => $user);
    $form['user_grants'][$id]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
    $form['user_grants'][$id]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
    $form['user_grants'][$id]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
  }
  
  // user search...
  $header = array(
    'username' => array('data' => t('Username'), 'field' => 'u.name'),
    'mail' => array('data' => t('Email'), 'field' => 'u.mail')
  );

  $query = db_select('users', 'u');
  $query->condition('u.uid', 0, '<>');
  user_build_filter_query($query);

  $count_query = clone $query;
  $count_query->addExpression('COUNT(u.uid)');

  $query = $query->extend('PagerDefault')->extend('TableSort');
  $query
    ->fields('u', array('uid', 'name', 'mail'))
    ->limit(1)
    ->orderByHeader($header)
    ->setCountQuery($count_query);
  $result = $query->execute();

  $accounts = array();
  foreach ($result as $account) {
    $options[$account->uid] = array(
      'username' => theme('username', array('account' => $account)),
      'mail' => $account->mail,
    );
  }

  $form['user_grants']['filter'] = array(
    '#type' => 'textfield',
    '#title'  => t('Filter Users'),
    '#size'   => 20
  );
  
  $form['user_grants']['search']['accounts'] = array(
    '#type' => 'tableselect',
    '#header' => $header,
    '#options' => $options,
    '#empty' => t('No people available.'),
  );
  $form['user_grants']['search']['pager'] = array('#markup' => theme('pager'));
  
  return $form;
}