ajax_widget_select.inc in Ajax facets 7.2
Same filename and directory in other branches
The facetapi_links and facetapi_checkbox_links widget plugin classes.
File
plugins/facetapi/ajax_widget_select.incView source
<?php
/**
* @file
* The facetapi_links and facetapi_checkbox_links widget plugin classes.
*/
/**
* Widget that renders facets as a list of clickable links.
*
* Links make it easy for users to narrow down their search results by clicking
* on them. The render arrays use theme_item_list() to generate the HTML markup.
*/
class FacetapiAjaxWidgetSelect extends FacetapiAjaxWidget {
/**
* Overrides FacetapiWidgetCheckboxLinks::init().
*/
public function init() {
parent::init();
drupal_add_js(array(
'facetapi' => array(
'ajax_select_box' => array(
'default_value' => t('Select'),
),
),
), 'setting');
ajax_facets_add_ajax_js($this->facet);
}
/**
* Overrides FacetapiWidget::getDefaultSettings().
*/
function getDefaultSettings() {
return array(
'selectbox_update_results' => 1,
'selectbox_show_reset_link' => 0,
);
}
/**
* Transforms the render array for use with theme_item_list().
*
* The recursion allows this function to act on the various levels of a
* hierarchical data set.
*
* @param array $build
* The items in the facet's render array being transformed.
*
* @return array
* The "items" parameter for theme_item_list().
*/
function buildListItems($build, $level = 0) {
// Builds rows.
$items = array();
// Add default item only once.
if ($level == 0) {
$items['values'][0] = t('Select');
}
$prefix = str_repeat('-', $level);
$level++;
$active_items = array();
$have_active = FALSE;
foreach ($build as $value => $item) {
// Respect current selection.
if ($item['#active']) {
$items['active_value'] = $value;
$have_active = TRUE;
$active_items[] = $this->key . ':' . $item['#markup'];
}
$items['values'][$item['#indexed_value']] = $prefix . $item['#markup'] . theme('facetapi_count', array(
'count' => $item['#count'],
));
if (!empty($item['#item_children'])) {
$childrens = $this
->buildListItems($item['#item_children'], $level);
if (!empty($childrens['active_value'])) {
$items['active_value'] = $childrens['active_value'];
}
$items['values'] = $items['values'] + $childrens['values'];
}
}
$this->jsSettings['haveActiveSelection'] = $this->settings->settings['have_active_selection'] = $have_active;
sort($active_items);
$this->jsSettings['activeItems'] = $active_items;
// Generate reset path on server side to make possible to use aliases.
if ($have_active) {
$this->jsSettings['resetPath'] = ajax_facets_facet_build_reset_path($this->facet
->getFacet(), $this->facet
->getAdapter());
}
return $items;
}
/**
* Implements FacetapiWidget::execute().
*
* Transforms the render array into something that can be themed by
* theme_item_list().
*
* @see FacetapiWidgetLinks::setThemeHooks()
* @see FacetapiWidgetLinks::buildListItems()
*/
public function execute() {
$element =& $this->build[$this->facet['field alias']];
$items = $this
->buildListItems($element);
// If name is empty - use label.
if (empty($items['name'])) {
$facet = $this->facet
->getFacet();
$items['name'] = $facet['label'];
}
$select = array(
'#type' => 'select',
'#title' => $this->build['#title'],
'#options' => $items['values'],
'#id' => 'ajax-facets-selectbox-' . str_replace(array(
'_',
' ',
':',
), '-', $this->settings->facet),
'#name' => urlencode($this->settings->facet),
'#attributes' => array(
'data-facet' => $this->settings->facet,
),
);
if (!empty($items['active_value'])) {
$select['#value'] = $items['active_value'];
}
$reset_link = '';
if (!empty($this->settings->settings['show_reset_link']) && $this->settings->settings['show_reset_link']) {
$reset_link = '<a class="reset-link" href="#">' . t('Reset filter') . '</a>';
}
$element = array(
'#markup' => '<div class="facet-wrapper-selectbox ' . $this->build['#attributes']['id'] . '">' . $reset_link . render($select) . '</div>',
);
}
}
Classes
Name | Description |
---|---|
FacetapiAjaxWidgetSelect | Widget that renders facets as a list of clickable links. |