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class CumulativeField in Views Cumulative Field 8

Field handler to flag the node type.

Plugin annotation

@ViewsField("field_cumulative_field");

Hierarchy

Expanded class hierarchy of CumulativeField

File

src/Plugin/views/field/CumulativeField.php, line 23
Defines Drupal\views_cumulative_field\Plugin\views\field\CumulativeField.

Namespace

Drupal\views_cumulative_field\Plugin\views\field
View source 
class CumulativeField extends NumericField {
  protected $entityTypeManager;

  /**
   * Views Cumulative Field constructor.
   *
   * @param array $configuration
   * @param $plugin_id
   * @param $plugin_definition
   * @param \Drupal\Core\Entity\EntityTypeManager $entityTypeManager
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManager $entityTypeManager) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->entityTypeManager = $entityTypeManager;
  }
  private $counter = 0;

  /**
   * Sets the initial Cumulative Field data at zero.
   */
  public function query() {
    $this->additional_fields['cumulative_field_data'] = 0;
  }

  /**
   * {@inheritdoc}
   */
  protected function defineOptions() {
    $options = parent::defineOptions();
    $options['data_field'] = [
      'default' => NULL,
    ];
    return $options;
  }

  /**
   * {@inheritdoc}
   */
  public function buildOptionsForm(&$form, FormStateInterface $form_state) {
    parent::buildOptionsForm($form, $form_state);
    $field_options = $this->displayHandler
      ->getFieldLabels();
    unset($field_options['field_cumulative_field']);
    $form['data_field'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Data Field'),
      '#options' => $field_options,
      '#default_value' => $this->options['data_field'],
      '#description' => $this
        ->t('Select the field for which to calculate the cumulative value.'),
      '#weight' => -10,
    ];
    return $form;
  }

  /**
   * Determine the field type we are dealing with.
   *
   * @param $field
   *
   * @return string
   */
  protected function getFieldType($field) {
    $field_handler = $this->displayHandler
      ->getHandler('field', $field)->options;
    if (!empty($field_handler['type'])) {
      $field_type = $field_handler['type'];
    }
    else {
      $field_type = 'undefined';
    }
    return $field_type;
  }

  /**
   * Determine if the field comes from a relationship.
   *
   * @param $field
   *
   * @return mixed
   */
  protected function getFieldRelationship($field) {
    $field_handler = $this->displayHandler
      ->getHandler('field', $field)->options;
    if (!empty($field_handler['relationship']) && $field_handler['relationship'] !== 'none') {
      $relationship = $field_handler['relationship'];
    }
    else {
      $relationship = NULL;
    }
    return $relationship;
  }

  /**
   * Determine if the field is rewritten/altered.
   *
   * @param $field
   *
   * @return mixed
   */
  protected function getRewriteStatus($field) {
    $field_handler = $this->displayHandler
      ->getHandler('field', $field)->options;
    if ($field_handler['alter']['alter_text'] && !empty($field_handler['alter']['text'])) {
      $alter = $field_handler['alter']['text'];
    }
    else {
      $alter = NULL;
    }
    return $alter;
  }

  /**
   * @param $values
   * @param $field
   * @param $relationship
   *
   * @return \Drupal\Core\Entity\EntityInterface|null
   * @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
   * @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
   */
  protected function getRelationshipEntity($values, $field, $relationship) {
    $relationship_entity = NULL;

    // Get the entity type of the relationship.
    $relationship_entity_type = $this->displayHandler
      ->getHandler('field', $field)
      ->getEntityType();
    $relationship_entities = $values->_relationship_entities;

    // First check the referenced entity.
    if (isset($relationship_entities[$relationship])) {

      // Get the id of the relationship entity.
      $entity_id = $relationship_entities[$relationship]
        ->id();

      // Get the data of the relationship entity.
      $relationship_entity = $this->entityTypeManager
        ->getStorage($relationship_entity_type)
        ->load($entity_id);
    }
    return $relationship_entity;
  }

  /**
   * {@inheritdoc}
   */
  public function getValue(ResultRow $values, $field = NULL) {
    parent::getValue($values, $field);

    // The field selected in the options form.
    $field = $this->options['data_field'];

    // Determine what type of field is being used.
    $field_type = $this
      ->getFieldType($field);

    // If the field is rewritten, get the rewritten text. Else, returns null.
    $rewritten = $this
      ->getRewriteStatus($field);

    // Start $data off at zero.
    $data = 0;

    // Process if not undefined.
    if ($field_type !== 'undefined') {

      // Get the value of a field that comes from a relationship.
      $relationship = $this
        ->getFieldRelationship($field);
      if ($relationship) {

        // Use the relationship's entity to fetch the field value.
        $entity = $this
          ->getRelationshipEntity($values, $field, $relationship);
      }
      else {

        // We know this is an entity-based View, so define the base entity.
        $entity = $values->_entity;
      }

      // The next two statements handle fields with or without a relationship.
      if (isset($entity) && $rewritten) {

        // If already numeric, there is no need for advancedRender().
        if (is_numeric($rewritten) == TRUE) {
          $data = $rewritten;
        }
        else {
          $data = current($this->view->field[$field]
            ->advancedRender($values));
        }
      }
      if (isset($entity) && !$rewritten) {
        $field_base = $this->displayHandler
          ->getHandler('field', $field)->field;
        if ($entity
          ->hasField($field_base)) {
          $data = $entity
            ->get($field_base)
            ->getValue()[0]['value'];
        }

        // For Commerce fields.
        if ($field_type === 'commerce_price_default' || $field_type === 'commerce_product_variation') {
          $commerce_field_id = $this->displayHandler
            ->getHandler('field', $field)->options['id'];
          if ($commerce_field_id === 'list_price__number') {
            $data = $entity
              ->get('list_price')
              ->getValue()[0]['number'];
          }
          if ($commerce_field_id === 'price__number') {
            $data = $entity
              ->get('price')
              ->getValue()[0]['number'];
          }
        }
      }
    }
    else {
      $data = $this->view->field[$field]
        ->getValue($values);
      if ($rewritten) {
        $data = current($this->displayHandler
          ->getHandler('field', $field)
          ->advancedRender($values));
      }
    }

    // Add the value of the current with the previous value.
    $this->additional_fields['cumulative_field_data'] = $data + $this->additional_fields['cumulative_field_data'];

    // The resulting value.
    $value = $this->additional_fields['cumulative_field_data'];

    // A control for modules that modify the row count, such as Charts.
    $this->counter++;
    if ($this->view
      ->getItemsPerPage() > 0) {
      if ($this->counter == $this->view
        ->getItemsPerPage()) {
        $this->additional_fields['cumulative_field_data'] = 0;
      }
    }
    else {
      if ($this->counter == $this->view->total_rows) {
        $this->additional_fields['cumulative_field_data'] = 0;
      }
    }
    return $value;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('entity_type.manager'));
  }

}

Members

Namesort descending Modifiers Type Description Overrides
CumulativeField::$counter private property
CumulativeField::$entityTypeManager protected property
CumulativeField::buildOptionsForm public function Default options form that provides the label widget that all fields should have. Overrides NumericField::buildOptionsForm
CumulativeField::create public static function Creates an instance of the plugin. Overrides PluginBase::create
CumulativeField::defineOptions protected function Information about options for all kinds of purposes will be held here. Overrides NumericField::defineOptions
CumulativeField::getFieldRelationship protected function Determine if the field comes from a relationship.
CumulativeField::getFieldType protected function Determine the field type we are dealing with.
CumulativeField::getRelationshipEntity protected function
CumulativeField::getRewriteStatus protected function Determine if the field is rewritten/altered.
CumulativeField::getValue public function Gets the value that's supposed to be rendered. Overrides FieldPluginBase::getValue
CumulativeField::query public function Sets the initial Cumulative Field data at zero. Overrides FieldPluginBase::query
CumulativeField::__construct public function Views Cumulative Field constructor. Overrides HandlerBase::__construct
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
FieldPluginBase::$additional_fields public property Stores additional fields which get added to the query.
FieldPluginBase::$aliases public property
FieldPluginBase::$field_alias public property
FieldPluginBase::$lastRenderIndex protected property Keeps track of the last render index.
FieldPluginBase::$linkGenerator protected property The link generator.
FieldPluginBase::$original_value public property The field value prior to any rewriting.
FieldPluginBase::$renderer protected property Stores the render API renderer. Overrides PluginBase::$renderer 1
FieldPluginBase::addAdditionalFields protected function Add 'additional' fields to the query.
FieldPluginBase::addSelfTokens protected 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
FieldPluginBase::adminSummary public function Provide extra data to the administration form Overrides HandlerBase::adminSummary
FieldPluginBase::advancedRender public function Renders a field using advanced settings. Overrides FieldHandlerInterface::advancedRender
FieldPluginBase::allowAdvancedRender protected function Determine if this field can allow advanced rendering.
FieldPluginBase::clickSort public function Adds an ORDER BY clause to the query for click sort columns. Overrides FieldHandlerInterface::clickSort 1
FieldPluginBase::clickSortable public function Determines if this field is click sortable. Overrides FieldHandlerInterface::clickSortable 5
FieldPluginBase::documentSelfTokens protected function Document any special tokens this field might use for itself. 3
FieldPluginBase::elementClasses public function Returns the class of the field. Overrides FieldHandlerInterface::elementClasses
FieldPluginBase::elementLabelClasses public function Returns the class of the field's label. Overrides FieldHandlerInterface::elementLabelClasses
FieldPluginBase::elementLabelType public function Returns an HTML element for the label based upon the field's element type. Overrides FieldHandlerInterface::elementLabelType
FieldPluginBase::elementType public function Returns an HTML element based upon the field's element type. Overrides FieldHandlerInterface::elementType 1
FieldPluginBase::elementWrapperClasses public function Returns the class of the field's wrapper. Overrides FieldHandlerInterface::elementWrapperClasses
FieldPluginBase::elementWrapperType public function Returns an HTML element for the wrapper based upon the field's element type. Overrides FieldHandlerInterface::elementWrapperType
FieldPluginBase::getElements public function Provides a list of elements valid for field HTML. Overrides FieldHandlerInterface::getElements
FieldPluginBase::getEntity public function Gets the entity matching the current row and relationship. Overrides FieldHandlerInterface::getEntity
FieldPluginBase::getFieldTokenPlaceholder protected function Returns a token placeholder for the current field.
FieldPluginBase::getPreviousFieldLabels protected function Returns all field labels of fields before this field.
FieldPluginBase::getRenderer protected function Returns the render API renderer. Overrides PluginBase::getRenderer
FieldPluginBase::getRenderTokens public function Gets the 'render' tokens to use for advanced rendering. Overrides FieldHandlerInterface::getRenderTokens
FieldPluginBase::getTokenValuesRecursive protected function Recursive function to add replacements for nested query string parameters.
FieldPluginBase::init public function Initialize the plugin. Overrides HandlerBase::init 14
FieldPluginBase::isValueEmpty public function Checks if a field value is empty. Overrides FieldHandlerInterface::isValueEmpty
FieldPluginBase::label public function Gets this field's label. Overrides FieldHandlerInterface::label
FieldPluginBase::linkGenerator protected function Gets the link generator.
FieldPluginBase::postRender public function Runs after every field has been rendered. Overrides FieldHandlerInterface::postRender
FieldPluginBase::preRender public function Runs before any fields are rendered. Overrides FieldHandlerInterface::preRender 10
FieldPluginBase::renderAltered protected function Render this field as user-defined altered text.
FieldPluginBase::renderAsLink protected function Render this field as a link, with the info from a fieldset set by the user.
FieldPluginBase::renderText public function Performs an advanced text render for the item. Overrides FieldHandlerInterface::renderText
FieldPluginBase::renderTrimText protected function Trims the field down to the specified length.
FieldPluginBase::RENDER_TEXT_PHASE_COMPLETELY constant Indicator of the renderText() method for rendering the whole element. (if no render_item() method is available).
FieldPluginBase::RENDER_TEXT_PHASE_EMPTY constant Indicator of the renderText() method for rendering the empty text.
FieldPluginBase::RENDER_TEXT_PHASE_SINGLE_ITEM constant Indicator of the renderText() method for rendering a single item. (If no render_item() is present).
FieldPluginBase::theme public function Passes values to drupal_render() using $this->themeFunctions() as #theme. Overrides FieldHandlerInterface::theme
FieldPluginBase::themeFunctions public function Provide a full list of possible theme templates used by this style. Overrides PluginBase::themeFunctions
FieldPluginBase::tokenizeValue public function Replaces a value with tokens from the last field. Overrides FieldHandlerInterface::tokenizeValue
FieldPluginBase::trimText public static function Trims the field down to the specified length.
FieldPluginBase::useStringGroupBy public function Determines if this field will be available as an option to group the result by in the style settings. Overrides FieldHandlerInterface::useStringGroupBy
HandlerBase::$field public property With field you can override the realField if the real field is not set.
HandlerBase::$moduleHandler protected property The module handler. 3
HandlerBase::$query public property Where the $query object will reside: 7
HandlerBase::$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::$tableAlias public property The alias of the table of this handler which is used in the query.
HandlerBase::$viewsData protected property The views data service.
HandlerBase::acceptExposedInput public function Take input from exposed handlers and assign to this handler, if necessary. 1
HandlerBase::access public function Check whether given user has access to this handler. Overrides ViewsHandlerInterface::access 4
HandlerBase::breakString public static function Breaks x,y,z and x+y+z into an array. Overrides ViewsHandlerInterface::breakString
HandlerBase::broken public function Determines if the handler is considered 'broken', meaning it's a placeholder used when a handler can't be found. Overrides ViewsHandlerInterface::broken
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::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides PluginBase::calculateDependencies 10
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::displayExposedForm public function Displays the Expose form.
HandlerBase::ensureMyTable public function Ensure the main table for this handler is in the query. This is used a lot. Overrides ViewsHandlerInterface::ensureMyTable 2
HandlerBase::exposedInfo public function Get information about the exposed form for the form renderer. 1
HandlerBase::getDateField public function Creates cross-database SQL dates. 2
HandlerBase::getDateFormat public function Creates cross-database SQL date formatting. 2
HandlerBase::getEntityType public function Determines the entity type used by this handler. Overrides ViewsHandlerInterface::getEntityType
HandlerBase::getField public function Shortcut to get a handler's raw field value. Overrides ViewsHandlerInterface::getField
HandlerBase::getJoin public function Get the join object that should be used for this handler. Overrides ViewsHandlerInterface::getJoin
HandlerBase::getModuleHandler protected function Gets the module handler.
HandlerBase::getTableJoin public static function Fetches a handler to join one table to a primary table from the data cache. Overrides ViewsHandlerInterface::getTableJoin
HandlerBase::getViewsData protected function Gets views data service.
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. Overrides ViewsHandlerInterface::postExecute
HandlerBase::preQuery public function Run before the view is built. Overrides ViewsHandlerInterface::preQuery 2
HandlerBase::sanitizeValue public function Sanitize the value for output. Overrides ViewsHandlerInterface::sanitizeValue
HandlerBase::setModuleHandler public function Sets the module handler.
HandlerBase::setRelationship public function Called just prior to query(), this lets a handler set up any relationship it needs. Overrides ViewsHandlerInterface::setRelationship
HandlerBase::setViewsData public function
HandlerBase::showExposeButton public function Shortcut to display the expose/hide button. 2
HandlerBase::showExposeForm public function Shortcut to display the exposed options form. Overrides ViewsHandlerInterface::showExposeForm
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::submitFormCalculateOptions public function Calculates options stored on the handler 1
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::submitTemporaryForm public function A submit handler that is used for storing temporary items when using multi-step changes, such as ajax requests.
HandlerBase::usesGroupBy public function Provides the handler some groupby. 13
HandlerBase::validate public function Validate that the plugin is correct and can be saved. Overrides PluginBase::validate 2
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.
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
NumericField::render public function Renders the field. Overrides FieldPluginBase::render 2
NumericField::submitOptionsForm public function Performs some cleanup tasks on the options array before saving it. Overrides FieldPluginBase::submitOptionsForm
PluginBase::$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::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::destroy public function Clears a plugin. Overrides ViewsPluginInterface::destroy 2
PluginBase::doFilterByDefinedOptions protected function Do the work to filter out stored options depending on the defined options.
PluginBase::filterByDefinedOptions public function Filter out stored options depending on the defined options. Overrides ViewsPluginInterface::filterByDefinedOptions
PluginBase::getAvailableGlobalTokens public function Returns an array of available token replacements. Overrides ViewsPluginInterface::getAvailableGlobalTokens
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::getProvider public function Returns the plugin provider. Overrides ViewsPluginInterface::getProvider
PluginBase::globalTokenForm public function Adds elements for available core tokens to a form. Overrides ViewsPluginInterface::globalTokenForm
PluginBase::globalTokenReplace public function Returns a string with any core tokens replaced. Overrides ViewsPluginInterface::globalTokenReplace
PluginBase::INCLUDE_ENTITY constant Include entity row languages when listing languages.
PluginBase::INCLUDE_NEGOTIATED constant Include negotiated languages when listing languages.
PluginBase::isConfigurable public function Determines if the plugin is configurable.
PluginBase::listLanguages protected function Makes an array of languages, optionally including special languages.
PluginBase::pluginTitle public function Return the human readable name of the display. Overrides ViewsPluginInterface::pluginTitle
PluginBase::preRenderAddFieldsetMarkup public static function Moves form elements into fieldsets for presentation purposes. Overrides ViewsPluginInterface::preRenderAddFieldsetMarkup
PluginBase::preRenderFlattenData public static function Flattens the structure of form elements. Overrides ViewsPluginInterface::preRenderFlattenData
PluginBase::queryLanguageSubstitutions public static function Returns substitutions for Views queries for languages.
PluginBase::setOptionDefaults protected function Fills up the options of the plugin with defaults.
PluginBase::summaryTitle public function Returns the summary of the settings in the display. Overrides ViewsPluginInterface::summaryTitle 6
PluginBase::trustedCallbacks public static function Lists the trusted callbacks provided by the implementing class. Overrides TrustedCallbackInterface::trustedCallbacks 6
PluginBase::unpackOptions public function Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away. Overrides ViewsPluginInterface::unpackOptions
PluginBase::usesOptions public function Returns the usesOptions property. Overrides ViewsPluginInterface::usesOptions 8
PluginBase::validateOptionsForm public function Validate the options form. Overrides ViewsPluginInterface::validateOptionsForm 15
PluginBase::viewsTokenReplace protected function Replaces Views' tokens in a given string. The resulting string will be sanitized with Xss::filterAdmin. 1
PluginBase::VIEWS_QUERY_LANGUAGE_SITE_DEFAULT constant Query string to indicate the site default language.
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
TrustedCallbackInterface::THROW_EXCEPTION constant Untrusted callbacks throw exceptions.
TrustedCallbackInterface::TRIGGER_SILENCED_DEPRECATION constant Untrusted callbacks trigger silenced E_USER_DEPRECATION errors.
TrustedCallbackInterface::TRIGGER_WARNING constant Untrusted callbacks trigger E_USER_WARNING errors.