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class views_menu_reference_handler_argument_current_path in Views Menu Reference 7

Argument handler to compare a views_menu_reference field against a given path.

Hierarchy

Expanded class hierarchy of views_menu_reference_handler_argument_current_path

1 string reference to 'views_menu_reference_handler_argument_current_path'
views_menu_reference_views_data_alter in ./views_menu_reference.views.inc
Implements hook_views_data_alter().

File

includes/views/views_menu_reference_handler_argument_current_path.inc, line 10
Views Argument Handler class implementation.

View source 
class views_menu_reference_handler_argument_current_path extends views_handler_argument_string {

  /**
   * This filter cannot be exposed.
   */
  function can_expose() {
    return FALSE;
  }

  /**
   * Add the filtering to the query.
   *
   * Potentially redundant if the parent class could be replaced with an IN
   * handler.
   */
  public function query($group_by = FALSE) {
    $this
      ->ensure_my_table();

    // The given path.
    $value = $this->argument;

    // !!!!!!! IMPORTANT !!!!!! FROM HERE ON THIS IS COMPLETELY IDENTICALLY
    // TO THE ARGUMENT IMPLEMENTATION IN "views_menu_reference_handler_argument_current_path.inc".
    // IF YOU CHANGE SOMETHING HERE, ALSO CHANGE IT THERE! ;)
    // Get the parents hierarchy of the given path, which is a simple array,
    // keyed by the depth and a + Separator for elements including children.
    // These keys are the depth value the field has to match together with the MLID:
    // The values are the MLIDs the field has to match together with the depth.
    $path_parents_hierarchy = views_menu_reference_get_link_path_parents_hierarchy($value);
    $field_mlid = $this
      ->get_field();
    $field_depth = str_replace('mlid', 'depth', $this
      ->get_field());
    if (!empty($path_parents_hierarchy)) {

      // Each level is compared by an OR, because if just one level matches,
      // the related entity is linked to the menu item.
      $level_conditions = db_or();

      // Add the Only-Level-Condition (No below menu items included)
      foreach ($path_parents_hierarchy as $level => $mlids) {

        // DEPTH AND MLID have to match in one field. If both match, the related
        // entity is linked to the menu item.
        $condition = db_and()
          ->condition($field_mlid, $mlids, 'IN')
          ->condition($field_depth, $level);
        $level_conditions
          ->condition($condition);
      }

      // Add the conditions to the query.
      $this->query
        ->add_where(0, $level_conditions);
    }
    else {

      // There is no hierarchy for the path that might match, so there can
      // not be a matching related node. We represnt this knowledge by setting
      // the condition totally false (1=0).
      $this->query
        ->add_where_expression(0, '1=0');
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
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::accept_exposed_input public function Take input from exposed handlers and assign to this handler, if necessary. 1
views_handler::access public function Check whether current user has access to this handler. 10
views_handler::admin_summary public function Provide text for the administrative summary. 4
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_form public function Render our chunk of the exposed handler form when selecting. 1
views_handler::exposed_info public function Get information about the exposed form for the form renderer. 1
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_form public function Form for exposed handler options. 2
views_handler::expose_options public function Set new exposed option defaults when exposed setting is flipped on. 2
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::expose_validate public function Validate the options form. 1
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_a_group public function Returns TRUE if the exposed filter works like a grouped filter. 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::multiple_exposed_input public function Define if the exposed input has to be submitted multiple times. This is TRUE when exposed filters grouped are using checkboxes as widgets. 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_button public function Shortcut to display the expose/hide button. 2
views_handler::show_expose_form public function Shortcut to display the exposed options form.
views_handler::store_exposed_input public function If set to remember exposed input in the session, store it there. 1
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_argument::$argument public property
views_handler_argument::$name_field public property The field to use for the name to use in the summary.
views_handler_argument::$name_table public property The table to use for the name, if not the same table as the argument.
views_handler_argument::$validator public property
views_handler_argument::$value public property 1
views_handler_argument::construct public function Views handlers use a special construct function. Overrides views_object::construct 5
views_handler_argument::default_access_denied public function Default action: access denied.
views_handler_argument::default_action public function Handle the default action, which means our argument wasn't present.
views_handler_argument::default_actions public function List of default behaviors for this argument if the argument is not present. 4
views_handler_argument::default_argument_form public function Provide a form for selecting the default argument. 1
views_handler_argument::default_default public function This just returns true.
views_handler_argument::default_empty public function Default action: empty.
views_handler_argument::default_ignore public function Default action: ignore.
views_handler_argument::default_not_found public function Default action: not found.
views_handler_argument::default_summary public function Default action: summary.
views_handler_argument::default_summary_form public function Form for selecting further summary options.
views_handler_argument::exception_title public function Work out which title to use.
views_handler_argument::export_plugin public function Generic plugin export handler. 1
views_handler_argument::export_summary public function Export handler for summary export.
views_handler_argument::export_validation public function Export handler for validation export.
views_handler_argument::get_default_argument public function Get a default argument, if available. 1
views_handler_argument::get_plugin public function Get the display or row plugin, if it exists.
views_handler_argument::get_title public function Called by the view object to get the title.
views_handler_argument::get_value public function Get the value of this argument.
views_handler_argument::has_default_argument public function Determine if the argument is set to provide a default argument.
views_handler_argument::is_exception public function
views_handler_argument::needs_style_plugin public function Determine if the argument needs a style plugin. Overrides views_handler::needs_style_plugin
views_handler_argument::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. Overrides views_handler::options_submit
views_handler_argument::options_validate public function Validate the options form. Overrides views_handler::options_validate
views_handler_argument::process_summary_arguments public function Process the summary arguments for display.
views_handler_argument::set_argument public function Set the input for this argument.
views_handler_argument::set_breadcrumb public function Give an argument the opportunity to modify the breadcrumb, if it wants. 3
views_handler_argument::summary_basics public function Some basic summary behavior.
views_handler_argument::summary_name_field public function Add the name field, which is the field displayed in summary queries.
views_handler_argument::summary_sort public function Sorts the summary based upon the user's selection.
views_handler_argument::uses_breadcrumb public function Determine if the argument can generate a breadcrumb.
views_handler_argument::validate_arg public function Validate that this argument works. By default, all arguments are valid.
views_handler_argument::validate_argument public function Called by the menu system to validate an argument.
views_handler_argument::validate_argument_basic public function Provide a basic argument validation. 1
views_handler_argument::validate_fail public function How to act if validation fails.
views_handler_argument_string::get_formula public function Get the formula for this argument.
views_handler_argument_string::get_sort_name public function Return a description of how the argument would normally be sorted. Overrides views_handler_argument::get_sort_name
views_handler_argument_string::init public function Init the handler with necessary data. Overrides views_handler_argument::init 1
views_handler_argument_string::options_form public function Build the options form. Overrides views_handler_argument::options_form 1
views_handler_argument_string::option_definition public function Information about options for all kinds of purposes will be held here. Overrides views_handler_argument::option_definition 1
views_handler_argument_string::summary_argument public function Provide the argument to use to link from the summary to the next level. Overrides views_handler_argument::summary_argument
views_handler_argument_string::summary_name public function Provides the name to use for the summary. Overrides views_handler_argument::summary_name 2
views_handler_argument_string::summary_query public function Build the summary query based on a string. Overrides views_handler_argument::summary_query
views_handler_argument_string::title public function Get the title this argument will assign the view, given the argument. Overrides views_handler_argument::title 2
views_handler_argument_string::title_query public function Override for specific title lookups.
views_menu_reference_handler_argument_current_path::can_expose function This filter cannot be exposed. Overrides views_handler::can_expose
views_menu_reference_handler_argument_current_path::query public function Add the filtering to the query. Overrides views_handler_argument_string::query
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::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