class location_handler_filter_location_country in Location 7.4

Filter on country.

Hierarchy

• class \views_object
  • class \views_handler
    • class \views_handler_filter
      • class \views_handler_filter_in_operator
        • class \location_handler_filter_location_country

1 string reference to 'location_handler_filter_location_country'

location_views_data in ./location.views.inc

Implementation of hook_views_data().

File

handlers/location_handler_filter_location_country.inc, line 6

class location_handler_filter_location_country extends views_handler_filter_in_operator {
  function option_definition() {
    $options = parent::option_definition();
    $options['operator'] = array(
      'default' => 'IS',
    );
    return $options;
  }
  function admin_summary() {
    return '';

    //    $options = $this->operator_options('short');
    //    return (!empty($this->options['exposed']) ? t('exposed') : $options[$this->operator]);
  }
  function get_value_options() {
    if (isset($this->value_options)) {
      return;
    }
    $this->value_options = location_get_iso3166_list();
  }

  /**
   * Provide widgets for filtering by country.
   */
  function value_form(&$form, &$form_state) {
    $this
      ->get_value_options();
    $options = $this->value_options;
    $default_value = (array) $this->value;
    if (!empty($form_state['exposed'])) {
      $identifier = $this->options['expose']['identifier'];
      if (empty($this->options['expose']['use_operator']) || empty($this->options['expose']['operator'])) {

        // exposed and locked.
        $which = in_array($this->operator, $this
          ->operator_values(1)) ? 'value' : 'none';
      }
      else {
        $source = 'edit-' . form_clean_id($this->options['expose']['operator']);
      }
      if (!empty($this->options['expose']['reduce'])) {
        $options = $this
          ->reduce_value_options();
        if (empty($this->options['expose']['single']) && !empty($this->options['expose']['optional'])) {
          $default_value = array();
        }
      }
      if (!empty($this->options['expose']['single'])) {
        if (!empty($this->options['expose']['optional']) && (empty($default_value) || !empty($this->options['expose']['reduce']))) {
          $default_value = 'All';
        }
        else {
          if (empty($default_value)) {
            $keys = array_keys($options);
            $default_value = array_shift($keys);
          }
          else {
            $copy = $default_value;
            $default_value = array_shift($copy);
          }
        }
      }
    }
    $form['value'] = array(
      '#type' => 'select',
      '#title' => t('Country'),
      '#default_value' => $default_value,
      '#options' => $options,
      // Used by province autocompletion js.
      '#attributes' => array(
        'class' => array(
          'location_auto_country',
        ),
      ),
      '#multiple' => TRUE,
    );

    // Let location_autocomplete.js find the correct fields to attach.
    $form['value']['#attributes']['class'][] = 'location_auto_join_' . $this->options['expose']['identifier'];
  }
  function operator_options($which = 'title') {
    if ($this->options['expose']['single']) {
      return array(
        'is' => t('Is'),
        'is not' => t('Is not'),
      );
    }
    else {
      return array(
        'is' => t('Is one of'),
        'is not' => t('Is not one of'),
      );
    }
  }
  function query() {
    if (empty($this->value)) {
      return;
    }
    $this
      ->ensure_my_table();
    $field = "{$this->table_alias}.{$this->real_field}";

    // Normalize values.
    $value = $this->value;
    if (is_array($value)) {
      if (count($value) == 1) {

        // If multiple is allowed but only one was chosen, use a string instead.
        $value = reset($value);
      }
    }
    if (is_array($value)) {

      // Multiple values
      $operator = $this->operator == 'is' ? 'IN' : 'NOT IN';
      $this->query
        ->add_where($this->options['group'], $field, $value, $operator);
    }
    else {

      // Single value
      $operator = $this->operator == 'is' ? '=' : '!=';
      $this->query
        ->add_where($this->options['group'], $field, $value, $operator);
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
location_handler_filter_location_country::admin_summary		function	Display the filter on the administrative summary. Overrides views_handler_filter_in_operator::admin_summary
location_handler_filter_location_country::get_value_options		function	Child classes should be used to override this function and set the 'value options', unless 'options callback' is defined as a valid function or static public method to generate these values. Overrides views_handler_filter_in_operator::get_value_options
location_handler_filter_location_country::operator_options		function	Build strings from the operators() for 'select' options. Overrides views_handler_filter_in_operator::operator_options
location_handler_filter_location_country::option_definition		function	Information about options for all kinds of purposes will be held here. Overrides views_handler_filter_in_operator::option_definition
location_handler_filter_location_country::query		function	Add this filter to the query. Overrides views_handler_filter_in_operator::query
location_handler_filter_location_country::value_form		function	Provide widgets for filtering by country. Overrides views_handler_filter_in_operator::value_form
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_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::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_expose	public	function	Determine if a filter can be exposed. Overrides views_handler::can_expose	5
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_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_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_form	public	function	Provide the basic form which calls through to subforms. Overrides views_handler::options_form	4
views_handler_filter::options_submit	public	function	Simple submit handler. Overrides views_handler::options_submit
views_handler_filter::options_validate	public	function	Simple validate handler. Overrides views_handler::options_validate	1
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_validate	public	function	Validate the options form.	3
views_handler_filter_in_operator::$value_form_type	public	property		1
views_handler_filter_in_operator::$value_options	public	property	Stores all operations which are available on the form.
views_handler_filter_in_operator::accept_exposed_input	public	function	Check to see if input from the exposed filters should change the behavior. Overrides views_handler_filter::accept_exposed_input	2
views_handler_filter_in_operator::construct	public	function	Views handlers use a special construct function. Overrides views_object::construct
views_handler_filter_in_operator::expose_form	public	function	Options form subform for exposed filter options. Overrides views_handler_filter::expose_form	1
views_handler_filter_in_operator::expose_options	public	function	Provide default options for exposed filters. Overrides views_handler_filter::expose_options
views_handler_filter_in_operator::operators	public	function	This kind of construct makes it relatively easy for a child class to add or remove functionality by overriding this function and adding/removing items from this array.	1
views_handler_filter_in_operator::operator_values	public	function
views_handler_filter_in_operator::op_empty	public	function
views_handler_filter_in_operator::op_simple	public	function
views_handler_filter_in_operator::reduce_value_options	public	function	When using exposed filters, we may be required to reduce the set.
views_handler_filter_in_operator::validate	public	function	Validates the handler against the complete View. Overrides views_handler::validate
views_handler_filter_in_operator::value_submit	public	function	Perform any necessary changes to the form values prior to storage. Overrides views_handler_filter::value_submit	2
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