function FacetapiAdapter::addActiveFilters in Facet API 6.3

Same name and namespace in other branches

1. 7.2 plugins/facetapi/adapter.inc \FacetapiAdapter::addActiveFilters()
2. 7 plugins/facetapi/adapter.inc \FacetapiAdapter::addActiveFilters()

Adds facet query type plugins to the queue and invokes the execute() hook to allow for the backend to add filters to its native query object.

Parameters

mixed $query: The backend's native object.

File

plugins/facetapi/adapter.inc, line 465

Adapter plugin and adapter related calsses.

Class

FacetapiAdapter

Abstract class extended by search backends that retrieves facet information from the database.

Code

function addActiveFilters($query) {
  module_load_include('inc', 'facetapi', 'facetapi.callbacks');
  facetapi_add_active_searcher($this->info['name']);

  // Runs initActiveFilters hook, finds active facets.
  $this
    ->initActiveFilters($query);
  foreach ($this
    ->getEnabledFacets() as $facet) {
    $settings = $this
      ->getFacet($facet)
      ->getSettings();

    // Invoke the dependency plugins.
    $display = TRUE;
    foreach ($facet['dependency plugins'] as $id) {
      $class = ctools_plugin_load_class('facetapi', 'dependencies', $id, 'handler');
      $plugin = new $class($id, $this, $facet, $settings, $this->activeItems['facet']);
      if (NULL !== ($return = $plugin
        ->execute())) {
        $display = $return;
      }
    }

    // Stores whether this facet passed its dependencies.
    $this->dependenciesPassed[$facet['name']] = $display;

    // Add query type plugin if dependencies were met, otherwise remove the
    // facet's active items so they don't display in the current search block
    // or appear as active in the breadcrumb trail.
    if ($display && $this->queryTypes[$facet['name']]) {
      $this->queryTypes[$facet['name']]
        ->execute($query);
    }
    else {
      foreach ($this->activeItems['facet'][$facet['name']] as $item) {
        $this->urlProcessor
          ->removeParam($item['pos']);
        $filter = $item['field alias'] . ':' . $item['value'];
        unset($this->activeItems['filter'][$filter]);
      }
      $this->activeItems['facet'][$facet['name']] = array();
    }
  }
}