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class Boolean in Views (for Drupal 7) 8.3

A handler to provide proper displays for booleans.

Allows for display of true/false, yes/no, on/off, enabled/disabled.

Definition terms:

  • output formats: An array where the first entry is displayed on boolean true and the second is displayed on boolean false. An example for sticky is: 

     'output formats' => array(
       'sticky' => array(t('Sticky'), ''),
     ),

Plugin annotation


@Plugin(
  id = "boolean"
)

Hierarchy

Expanded class hierarchy of Boolean

Related topics

Views field handlers
Handlers to tell Views how to build and display fields.

File

lib/Drupal/views/Plugin/views/field/Boolean.php, line 33
Definition of Drupal\views\Plugin\views\field\Boolean.

Namespace

Drupal\views\Plugin\views\field
View source 
class Boolean extends FieldPluginBase {
  protected function defineOptions() {
    $options = parent::defineOptions();
    $options['type'] = array(
      'default' => 'yes-no',
    );
    $options['not'] = array(
      'definition bool' => 'reverse',
    );
    return $options;
  }
  public function init(ViewExecutable $view, &$options) {
    parent::init($view, $options);
    $default_formats = array(
      'yes-no' => array(
        t('Yes'),
        t('No'),
      ),
      'true-false' => array(
        t('True'),
        t('False'),
      ),
      'on-off' => array(
        t('On'),
        t('Off'),
      ),
      'enabled-disabled' => array(
        t('Enabled'),
        t('Disabled'),
      ),
      'boolean' => array(
        1,
        0,
      ),
      'unicode-yes-no' => array(
        '✔',
        '✖',
      ),
    );
    $output_formats = isset($this->definition['output formats']) ? $this->definition['output formats'] : array();
    $this->formats = array_merge($default_formats, $output_formats);
  }
  public function buildOptionsForm(&$form, &$form_state) {
    foreach ($this->formats as $key => $item) {
      $options[$key] = implode('/', $item);
    }
    $form['type'] = array(
      '#type' => 'select',
      '#title' => t('Output format'),
      '#options' => $options,
      '#default_value' => $this->options['type'],
    );
    $form['not'] = array(
      '#type' => 'checkbox',
      '#title' => t('Reverse'),
      '#description' => t('If checked, true will be displayed as false.'),
      '#default_value' => $this->options['not'],
    );
    parent::buildOptionsForm($form, $form_state);
  }
  function render($values) {
    $value = $this
      ->get_value($values);
    if (!empty($this->options['not'])) {
      $value = !$value;
    }
    if (isset($this->formats[$this->options['type']])) {
      return $value ? $this->formats[$this->options['type']][0] : $this->formats[$this->options['type']][1];
    }
    else {
      return $value ? $this->formats['yes-no'][0] : $this->formats['yes-no'][1];
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
Boolean::buildOptionsForm public function Default options form that provides the label widget that all fields should have. Overrides FieldPluginBase::buildOptionsForm
Boolean::defineOptions protected function Information about options for all kinds of purposes will be held here. @code 'option_name' => array( Overrides FieldPluginBase::defineOptions
Boolean::init public function Overrides Drupal\views\Plugin\views\HandlerBase::init(). Overrides FieldPluginBase::init
Boolean::render function Render the field. Overrides FieldPluginBase::render
FieldPluginBase::$additional_fields property Stores additional fields which get's added to the query. The generated aliases are stored in $aliases.
FieldPluginBase::$aliases property
FieldPluginBase::$field_alias property
FieldPluginBase::$original_value public property The field value prior to any rewriting.
FieldPluginBase::add_additional_fields function Add 'additional' fields to the query.
FieldPluginBase::add_self_tokens function Add any special tokens this field might use for itself. 4
FieldPluginBase::adminLabel public function Return a string representing this handler's name in the UI. Overrides HandlerBase::adminLabel 1
FieldPluginBase::adminSummary public function Provide extra data to the administration form Overrides HandlerBase::adminSummary
FieldPluginBase::advanced_render function Render a field using advanced settings.
FieldPluginBase::allow_advanced_render function Determine if this field can allow advanced rendering. 1
FieldPluginBase::click_sort function Called to determine what to tell the clicksorter. 1
FieldPluginBase::click_sortable function Determine if this field is click sortable. 1
FieldPluginBase::document_self_tokens function Document any special tokens this field might use for itself. 3
FieldPluginBase::element_classes function Return the class of the field.
FieldPluginBase::element_label_classes function Return the class of the field's label.
FieldPluginBase::element_label_type function Return an HTML element for the label based upon the field's element type.
FieldPluginBase::element_type function Return an HTML element based upon the field's element type. 2
FieldPluginBase::element_wrapper_classes function Return the class of the field's wrapper.
FieldPluginBase::element_wrapper_type function Return an HTML element for the wrapper based upon the field's element type.
FieldPluginBase::get_elements function Provide a list of elements valid for field HTML.
FieldPluginBase::get_entity function Get the entity matching the current row and relationship.
FieldPluginBase::get_render_tokens function Get the 'render' tokens to use for advanced rendering.
FieldPluginBase::get_token_values_recursive function Recursive function to add replacements for nested query string parameters.
FieldPluginBase::get_value function Get the value that's supposed to be rendered. 1
FieldPluginBase::is_value_empty function Checks if a field value is empty.
FieldPluginBase::label public function Get this field's label.
FieldPluginBase::pre_render function Run before any fields are rendered. 6
FieldPluginBase::query public function Called to add the field to a query. Overrides PluginBase::query 22
FieldPluginBase::render_altered function Render this field as altered text, from a fieldset set by the user.
FieldPluginBase::render_as_link function Render this field as a link, with the info from a fieldset set by the user.
FieldPluginBase::render_text function Perform an advanced text render for the item.
FieldPluginBase::render_trim_text function Trim the field down to the specified length.
FieldPluginBase::submitOptionsForm public function Performs some cleanup tasks on the options array before saving it. Overrides HandlerBase::submitOptionsForm
FieldPluginBase::theme function Call out to the theme() function, which probably just calls render() but allows sites to override output fairly easily.
FieldPluginBase::themeFunctions public function Provide a full list of possible theme templates used by this style. Overrides PluginBase::themeFunctions
FieldPluginBase::tokenize_value function Replace a value with tokens from the last field.
FieldPluginBase::use_string_group_by function Determines if this field will be available as an option to group the result by in the style settings.
HandlerBase::$actualField public property When a field has been moved this property is set.
HandlerBase::$actualTable public property When a table has been moved this property is set.
HandlerBase::$field public property With field you can override the realField if the real field is not set.
HandlerBase::$query public property Where the $query object will reside: 1
HandlerBase::$realField public property The actual field in the database table, maybe different on other kind of query plugins/special handlers.
HandlerBase::$relationship public property The relationship used for this field.
HandlerBase::$table public property The table this handler is attached to.
HandlerBase::$tableAlias public property The alias of the table of this handler which is used in the query.
HandlerBase::acceptExposedInput public function Take input from exposed handlers and assign to this handler, if necessary. 1
HandlerBase::access public function Check whether current user has access to this handler. 7
HandlerBase::breakPhrase public static function Breaks x,y,z and x+y+z into an array. Numeric only.
HandlerBase::breakPhraseString public static function Breaks x,y,z and x+y+z into an array. Works for strings.
HandlerBase::broken public function Determine if the handler is considered 'broken', meaning it's a a placeholder used when a handler can't be found. 6
HandlerBase::buildExposedForm public function Render our chunk of the exposed handler form when selecting 1
HandlerBase::buildExposeForm public function Form for exposed handler options. 2
HandlerBase::buildExtraOptionsForm public function Provide a form for setting options. 1
HandlerBase::buildGroupByForm public function Provide a form for aggregation settings. 1
HandlerBase::canExpose public function Determine if a handler can be exposed. 2
HandlerBase::caseTransform protected function Transform a string by a certain method.
HandlerBase::defaultExposeOptions public function Set new exposed option defaults when exposed setting is flipped on. 2
HandlerBase::defineExtraOptions public function Provide defaults for the handler.
HandlerBase::ensureMyTable public function Ensure the main table for this handler is in the query. This is used a lot. 8
HandlerBase::exposedInfo public function Get information about the exposed form for the form renderer. 1
HandlerBase::getField public function Shortcut to get a handler's raw field value.
HandlerBase::getJoin public function Get the join object that should be used for this handler.
HandlerBase::getSQLDateField public function Creates cross-database SQL dates.
HandlerBase::getSQLFormat public function Creates cross-database SQL date formatting.
HandlerBase::getTableJoin public static function Fetches a handler to join one table to a primary table from the data cache.
HandlerBase::getTimezone public static function Figure out what timezone we're in; needed for some date manipulations.
HandlerBase::hasExtraOptions public function If a handler has 'extra options' it will get a little settings widget and another form called extra_options. 1
HandlerBase::isAGroup public function Returns TRUE if the exposed filter works like a grouped filter. 1
HandlerBase::isExposed public function Determine if this item is 'exposed', meaning it provides form elements to let users modify the view.
HandlerBase::multipleExposedInput 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
HandlerBase::placeholder protected function Provides a unique placeholders for handlers.
HandlerBase::postExecute public function Run after the view is executed, before the result is cached.
HandlerBase::preQuery public function Run before the view is built. 1
HandlerBase::sanitizeValue protected function Sanitize the value for output.
HandlerBase::setRelationship public function Called just prior to query(), this lets a handler set up any relationship it needs.
HandlerBase::showExposeButton public function Shortcut to display the expose/hide button. 2
HandlerBase::showExposeForm public function Shortcut to display the exposed options form.
HandlerBase::storeExposedInput public function If set to remember exposed input in the session, store it there. 1
HandlerBase::submitExposed public function Submit the exposed handler form
HandlerBase::submitExposeForm 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.
HandlerBase::submitExtraOptionsForm 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.
HandlerBase::submitGroupByForm 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
HandlerBase::usesGroupBy public function Provides the handler some groupby. 2
HandlerBase::validate public function Validates the handler against the complete View. Overrides PluginBase::validate 1
HandlerBase::validateExposed public function Validate the exposed handler form 4
HandlerBase::validateExposeForm public function Validate the options form. 1
HandlerBase::validateExtraOptionsForm public function Validate the options form.
HandlerBase::validateOptionsForm public function Validate the options form. Overrides PluginBase::validateOptionsForm 4
HandlerBase::__construct public function Constructs a Handler object. Overrides PluginBase::__construct
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$definition public property Plugins's definition
PluginBase::$displayHandler public property The display object this plugin is for.
PluginBase::$options public property Options for this plugin will be held here.
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin_id.
PluginBase::$usesOptions protected property Denotes whether the plugin has an additional options form. 8
PluginBase::$view public property The top object of a view. 1
PluginBase::additionalThemeFunctions public function Provide a list of additional theme functions for the theme information page
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::destroy public function Clears a plugin. 2
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition 3
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
PluginBase::pluginTitle public function Return the human readable name of the display.
PluginBase::setOptionDefaults protected function
PluginBase::summaryTitle public function Returns the summary of the settings in the display. 6
PluginBase::unpackOptions public function Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away.
PluginBase::usesOptions public function Returns the usesOptions property. 8