class activity_views_handler_filter_access in Activity 7

Filters the Activity records to those that are visible to the context user.

Hierarchy

• class \views_object
  • class \views_handler
    • class \views_handler_filter
      • class \activity_views_handler_filter_access

2 string references to 'activity_views_handler_filter_access'

activity_views_data in views/activity.views.inc

Implementation of hook_views_data().

activity_views_handlers in views/activity.views.inc

Implementation of hook_views_handlers().

File

views/views_handler_filters.inc, line 14

Provides the Views Filter Handlers.

class activity_views_handler_filter_access extends views_handler_filter {

  /**
   * Tell Views UI this filter can't be exposed, yet.
   */
  function can_expose() {
    return FALSE;
  }
  function option_definition() {
    $options = parent::option_definition();
    $options['realms'] = array(
      'default' => array(),
    );
    return $options;
  }
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    foreach (activity_cache_get('realms') as $realm => $information) {
      $options[$realm] = t($information['name']);
    }
    $form['realms'] = array(
      '#title' => t('Realms'),
      '#type' => 'checkboxes',
      '#description' => t('Choose the realms to filter the Activity rows'),
      '#options' => $options,
      '#default_value' => $this->options['realms'],
      '#required' => TRUE,
    );
  }
  function options_validate($form, &$form_state) {
    $form_state['values']['realms'] = array_filter($form_state['values']['realms']);
  }
  function query() {
    $table = $this
      ->ensure_my_table();
    $allowed_realms = activity_cache_get('realms');
    $realm_values = array();
    foreach ($this->options['realms'] as $realm) {
      if (isset($allowed_realms[$realm])) {
        $realm_values += module_invoke($allowed_realms[$realm]['module'], 'activity_access_grants', user_load($GLOBALS['user']->uid));
      }
    }
    if (empty($realm_values)) {
      $realm_values = array(
        'activity_none' => array(
          1,
        ),
      );
    }
    if (count($realm_values) > 1) {
      $grants = db_or();
      foreach ($realm_values as $realm => $ids) {
        $grants
          ->condition(db_and()
          ->condition($table . '.realm', $realm)
          ->condition($table . '.value', $ids, 'IN'));
      }
      $this->query
        ->add_where('AND', $grants);
    }
    else {
      $keys = array_keys($realm_values);
      $realm = $keys[0];
      $grants = db_and()
        ->condition($table . '.realm', $realm)
        ->condition($table . '.value', $realm_values[$realm]);
      $this->query
        ->add_where(0, $grants);
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
activity_views_handler_filter_access::can_expose		function	Tell Views UI this filter can't be exposed, yet. Overrides views_handler_filter::can_expose
activity_views_handler_filter_access::options_form		function	Provide the basic form which calls through to subforms. Overrides views_handler_filter::options_form
activity_views_handler_filter_access::options_validate		function	Simple validate handler. Overrides views_handler_filter::options_validate
activity_views_handler_filter_access::option_definition		function	Information about options for all kinds of purposes will be held here. Overrides views_handler_filter::option_definition
activity_views_handler_filter_access::query		function	Add this filter to the query. Overrides views_handler_filter::query
views_handler::$handler_type	public	property	The type of the handler, for example filter/footer/field.
views_handler::$query	public	property	Where the $query object will reside:.	1
views_handler::$real_field	public	property	The actual field in the database table, maybe different on other kind of query plugins/special handlers.
views_handler::$relationship	public	property	The relationship used for this field.
views_handler::$table_alias	public	property	The alias of the table of this handler which is used in the query.
views_handler::$view	public	property	The top object of a view. Overrides views_object::$view
views_handler::access	public	function	Check whether current user has access to this handler.	10
views_handler::broken	public	function	Determine if the handler is considered 'broken'.	6
views_handler::case_transform	public	function	Transform a string by a certain method.
views_handler::ensure_my_table	public	function	Ensure the main table for this handler is in the query. This is used a lot.	8
views_handler::exposed_submit	public	function	Submit the exposed handler form.
views_handler::exposed_validate	public	function	Validate the exposed handler form.	4
views_handler::expose_submit	public	function	Perform any necessary changes to the form exposes prior to storage. There is no need for this function to actually store the data.
views_handler::extra_options	public	function	Provide defaults for the handler.
views_handler::extra_options_form	public	function	Provide a form for setting options.	1
views_handler::extra_options_submit	public	function	Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data.
views_handler::extra_options_validate	public	function	Validate the options form.
views_handler::get_field	public	function	Shortcut to get a handler's raw field value.
views_handler::get_join	public	function	Get the join object that should be used for this handler.
views_handler::groupby_form	public	function	Provide a form for aggregation settings.	1
views_handler::groupby_form_submit	public	function	Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data.	1
views_handler::has_extra_options	public	function	If a handler has 'extra options' it will get a little settings widget and another form called extra_options.	1
views_handler::is_exposed	public	function	Determine if this item is 'exposed', meaning it provides form elements to let users modify the view.
views_handler::needs_style_plugin	public	function	Determine if the argument needs a style plugin.	1
views_handler::placeholder	public	function	Provides a unique placeholders for handlers.
views_handler::post_execute	public	function	Run after the view is executed, before the result is cached.	1
views_handler::pre_query	public	function	Run before the view is built.	1
views_handler::sanitize_value	public	function	Sanitize the value for output.
views_handler::set_relationship	public	function	Called just prior to query(), this lets a handler set up any relationship it needs.
views_handler::show_expose_form	public	function	Shortcut to display the exposed options form.
views_handler::ui_name	public	function	Return a string representing this handler's name in the UI.	9
views_handler::use_group_by	public	function	Provides the handler some groupby.	2
views_handler::validate	public	function	Validates the handler against the complete View.	1
views_handler_filter::$always_multiple	public	property	Disable the possibility to force a single value.	6
views_handler_filter::$always_required	public	property	Disable the possibility to allow a exposed input to be optional.
views_handler_filter::$group_info	public	property	Contains the information of the selected item in a gruped filter.
views_handler_filter::$no_operator	public	property	Disable the possibility to use operators.	2
views_handler_filter::$operator	public	property	Contains the operator which is used on the query.
views_handler_filter::$value	public	property	Contains the actual value of the field.
views_handler_filter::accept_exposed_input	public	function	Check to see if input from the exposed filters should change the behavior. Overrides views_handler::accept_exposed_input	2
views_handler_filter::admin_summary	public	function	Display the filter on the administrative summary. Overrides views_handler::admin_summary	10
views_handler_filter::build_group_form	public	function	Build the form to let users create the group of exposed filters.
views_handler_filter::build_group_options	public	function	Provide default options for exposed filters.
views_handler_filter::build_group_submit	public	function	Save new group items, re-enumerates and remove groups marked to delete.
views_handler_filter::build_group_validate	public	function	Validate the build group options form.	1
views_handler_filter::can_build_group	public	function	Determine if a filter can be converted into a group.
views_handler_filter::can_group	public	function	Can this filter be used in OR groups?	1
views_handler_filter::convert_exposed_input	public	function	Transform the input from a grouped filter into a standard filter.
views_handler_filter::exposed_form	public	function	Render our chunk of the exposed filter form when selecting. Overrides views_handler::exposed_form
views_handler_filter::exposed_info	public	function	Tell the renderer about our exposed form. Overrides views_handler::exposed_info
views_handler_filter::exposed_translate	public	function	Make some translations to a form item to make it more suitable to exposing.
views_handler_filter::expose_form	public	function	Options form subform for exposed filter options. Overrides views_handler::expose_form	2
views_handler_filter::expose_options	public	function	Provide default options for exposed filters. Overrides views_handler::expose_options	2
views_handler_filter::expose_validate	public	function	Validate the options form. Overrides views_handler::expose_validate
views_handler_filter::group_form	public	function	Build a form with a group of operator | values to apply as a single filter.
views_handler_filter::group_multiple_exposed_input	public	function	Options available for a grouped filter which uses checkboxes.
views_handler_filter::init	public	function	Provide some extra help to get the operator/value easier to use. Overrides views_handler::init	2
views_handler_filter::is_a_group	public	function	Returns TRUE if the exposed filter works like a grouped filter. Overrides views_handler::is_a_group
views_handler_filter::multiple_exposed_input	public	function	Indicate whether users can select multiple group items. Overrides views_handler::multiple_exposed_input
views_handler_filter::operator_form	public	function	Options form subform for setting the operator.	6
views_handler_filter::operator_options	public	function	Provide a list of options for the default operator form.	4
views_handler_filter::operator_submit	public	function	Perform any necessary changes to the form values prior to storage.
views_handler_filter::operator_validate	public	function	Validate the operator form.
views_handler_filter::options_submit	public	function	Simple submit handler. Overrides views_handler::options_submit
views_handler_filter::prepare_filter_select_options	public	function	Sanitizes the HTML select element's options.
views_handler_filter::show_build_group_button	public	function	Shortcut to display the build_group/hide button.
views_handler_filter::show_build_group_form	public	function	Shortcut to display the exposed options form.
views_handler_filter::show_expose_button	public	function	Shortcut to display the expose/hide button. Overrides views_handler::show_expose_button
views_handler_filter::show_operator_form	public	function	Shortcut to display the operator form.
views_handler_filter::show_value_form	public	function	Shortcut to display the value form.
views_handler_filter::store_exposed_input	public	function	Store the exposed input for processing later. Overrides views_handler::store_exposed_input
views_handler_filter::store_group_input	public	function	If set to remember exposed input in the session, store it there.
views_handler_filter::value_form	public	function	Options form subform for setting options.	7
views_handler_filter::value_submit	public	function	Perform any necessary changes to the form values prior to storage.	1
views_handler_filter::value_validate	public	function	Validate the options form.	3
views_object::$definition	public	property	Handler's definition.
views_object::$options	public	property	Except for displays, options for the object will be held here.	1
views_object::altered_option_definition		function	Collect this handler's option definition and alter them, ready for use.
views_object::construct	public	function	Views handlers use a special construct function.	4
views_object::destroy	public	function	Destructor.	2
views_object::export_option	public	function		1
views_object::export_options	public	function
views_object::export_option_always	public	function	Always exports the option, regardless of the default value.
views_object::options Deprecated	public	function	Set default options on this object.	1
views_object::set_default_options	public	function	Set default options.
views_object::set_definition	public	function	Let the handler know what its full definition is.
views_object::unpack_options	public	function	Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away.
views_object::unpack_translatable	public	function	Unpack a single option definition.
views_object::unpack_translatables	public	function	Unpacks each handler to store translatable texts.
views_object::_set_option_defaults	public	function