add own logic
This commit is contained in:
rnsrk
commit
5cabe99d1e
64 changed files with 6031 additions and 0 deletions
487
src/Form/AdvancedSearchForm.php
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487
src/Form/AdvancedSearchForm.php
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@ -0,0 +1,487 @@
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<?php
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namespace Drupal\advanced_search\Form;
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use Drupal\Component\Utility\Html;
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use Drupal\Core\Form\FormBase;
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use Drupal\Core\Form\FormStateInterface;
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use Drupal\Core\Routing\RouteMatchInterface;
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use Drupal\Core\StringTranslation\TranslatableMarkup;
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use Drupal\advanced_search\AdvancedSearchQuery;
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use Drupal\advanced_search\AdvancedSearchQueryTerm;
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use Drupal\advanced_search\GetConfigTrait;
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use Drupal\views\DisplayPluginCollection;
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use Drupal\views\Entity\View;
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use Drupal\views\Plugin\views\display\PathPluginBase;
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use Drupal\views\Views;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\HttpFoundation\Request;
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/**
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* Form for building and Advanced Search Query.
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*/
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class AdvancedSearchForm extends FormBase {
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use GetConfigTrait;
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// Users can customize the operator to use font-awesome or some other icons.
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// Its a limitation in the use of `input type=submit` rather than buttons in
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// Drupal that we couldn't just rely on CSS.
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// This is exposed in the module settings.
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// @see https://www.drupal.org/project/drupal/issues/1671190
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const DEFAULT_ADD_OP = '+';
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const DEFAULT_REMOVE_OP = '-';
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const AND_OP = 'AND';
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const IS_OP = 'IS';
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const NOT_OP = 'NOT';
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const OR_OP = 'OR';
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// These are also hard-coded in advanced_search.form.js.
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const CONJUNCTION_FORM_FIELD = 'conjunction';
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const SEARCH_FORM_FIELD = 'search';
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const INCLUDE_FORM_FIELD = 'include';
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const VALUE_FORM_FIELD = 'value';
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const AJAX_WRAPPER = 'advanced-search-ajax';
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/**
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* The current request.
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*
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* @var \Symfony\Component\HttpFoundation\Request
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*/
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protected $request;
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/**
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* The current route match.
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*
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* @var \Drupal\Core\Routing\RouteMatchInterface
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*/
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protected $currentRouteMatch;
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/**
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* Class constructor.
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*/
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final public function __construct(Request $request, RouteMatchInterface $current_route_match) {
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$this->request = $request;
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$this->currentRouteMatch = $current_route_match;
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}
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/**
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* {@inheritdoc}
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*/
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public static function create(ContainerInterface $container) {
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return new static(
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$container->get('request_stack')->getMainRequest(),
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$container->get('current_route_match')
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function getFormId() {
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return 'advanced_search_form';
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}
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/**
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* Get the character to use for adding a facet to the query.
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*
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* @return string
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* The character to use for adding an facet to the query.
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*/
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public static function getAddOperator() {
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return self::getConfig(SettingsForm::SEARCH_ADD_OPERATOR, self::DEFAULT_ADD_OP);
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}
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/**
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* Get the character to use for removing a facet from the query.
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*
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* @return string
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* The character to use for removing an facet to the query.
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*/
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public static function getRemoveOperator() {
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return self::getConfig(SettingsForm::SEARCH_REMOVE_OPERATOR, self::DEFAULT_REMOVE_OP);
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}
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/**
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* Get if Search All Fields checkbox is enabled or disable.
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*
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* @return bool
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* the enable or disable for Search All Fields checkbox
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*/
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public static function getSearchAllFields() {
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return self::getConfig(SettingsForm::SEARCH_ALL_FIELDS_FLAG, 0);
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}
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/**
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* Get if Edismax Search checkbox is enabled or disable.
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*
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* @return bool
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* the enable or disable for Edismax Search checkbox
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*/
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public static function getEdismaxSearch() {
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return self::getConfig(SettingsForm::EDISMAX_SEARCH_FLAG, 0);
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}
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/**
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* Get the character to use for removing a facet from the query.
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*
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* @return string
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* The character to use for removing an facet to the query.
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*/
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public static function getEdismaxSearchLabel() {
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return self::getConfig(SettingsForm::EDISMAX_SEARCH_LABEL, "All");
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}
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/**
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* Convert the list of fields to select options.
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*
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* @param \Drupal\search_api\Item\FieldInterface[] $fields
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* The fields to convert to select options.
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*
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* @return array
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* Array of fields which can be searched where the key is the search field
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* identifier and the value is its human readable label.
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*/
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protected function fieldOptions(array $fields) {
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$options = [];
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foreach ($fields as $field) {
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$id = $field->getFieldIdentifier();
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$options[$id] = $field->getLabel();
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}
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return $options;
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}
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/**
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* Gets possible include options for the given conjunction.
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*/
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protected function includeOptions(string $conjunction) {
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switch ($conjunction) {
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case self::AND_OP:
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return;
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case self::OR_OP:
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return [
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self::IS_OP => $this->t('is'),
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];
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}
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}
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/**
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* Default values to for a term.
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*/
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protected function defaultTermValues(array $options) {
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return [
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self::CONJUNCTION_FORM_FIELD => self::AND_OP,
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// First item in list is default.
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self::SEARCH_FORM_FIELD => key($options),
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self::INCLUDE_FORM_FIELD => self::IS_OP,
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self::VALUE_FORM_FIELD => NULL,
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];
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}
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/**
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* Process input to the from either URL parameters or from the form input.
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*/
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protected function processInput(FormStateInterface $form_state, array $term_default_values) {
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$input = $form_state->getUserInput();
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$recursive = $input['recursive'] ?? NULL;
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$term_values = isset($input['terms']) && is_array($input['terms']) ? $input['terms'] : [];
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// Form was not submitted see if we can rebuild from query parameters.
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$advanced_search_query = new AdvancedSearchQuery();
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if (empty($term_values)) {
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$terms = $advanced_search_query->getTerms($this->request);
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foreach ($terms as $term) {
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$term_values[] = $term->toUserInput();
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}
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}
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if (!isset($input['recursive'])) {
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$recursive = $advanced_search_query->shouldRecurse($this->request);
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}
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// Form was submitted via +/- operators.
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$trigger = $form_state->getTriggeringElement();
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if ($trigger != NULL) {
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$term_index = $trigger['#term_index'] ?? 0;
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$value = $trigger['#value'] instanceof TranslatableMarkup ?
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$trigger['#value']->getUntranslatedString() :
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$trigger['#value'];
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switch ($value) {
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case $this->getAddOperator():
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// Insert after the term listed.
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array_splice($term_values, $term_index + 1, 0, [$term_default_values]);
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break;
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case $this->getRemoveOperator():
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array_splice($term_values, $term_index, 1);
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break;
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case "Reset":
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$recursive = FALSE;
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$term_values = [];
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break;
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// Ignore unknown value for trigger.
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}
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// Place user input with updated values.
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$input['terms'] = $term_values;
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$input['recursive'] = $recursive;
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$form_state->setUserInput($input);
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}
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return [$recursive, $term_values];
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}
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/**
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* Gets the route name for the view display used to derive this forms block.
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*
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* @return string|null
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* The route name for the view display that was used to create this
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* forms block.
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*/
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protected function getRouteName(FormStateInterface $form_state) {
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$view = $form_state->get('view');
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$display = $form_state->get('display');
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$display_handlers = new DisplayPluginCollection($view->getExecutable(), Views::pluginManager('display'));
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$display_handler = $display_handlers->get($display['id']);
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if ($display_handler instanceof PathPluginBase) {
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return $display_handler->getRouteName();
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}
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return NULL;
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}
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/**
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* {@inheritdoc}
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*/
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public function buildForm(array $form, FormStateInterface $form_state, View $view = NULL, array $display = [], array $fields = [], string $context_filter = NULL) {
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// Keep reference to view and display as the submit handler may use them
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// to redirect the user to the search page.
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$form_state->set('view', $view);
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$form_state->set('display', $display);
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$route_name = $this->getRouteName($form_state);
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$requires_redirect = $route_name ? $this->currentRouteMatch->getRouteName() !== $route_name : FALSE;
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$form['#attached']['library'][] = 'advanced_search/advanced.search.form';
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$form['#attached']['drupalSettings']['advanced_search_form'] = [
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'id' => Html::getId($this->getFormId()),
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'redirect' => $requires_redirect,
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'query_parameter' => AdvancedSearchQuery::getQueryParameter(),
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'recurse_parameter' => AdvancedSearchQuery::getRecurseParameter(),
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'mapping' => [
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self::CONJUNCTION_FORM_FIELD => AdvancedSearchQueryTerm::CONJUNCTION_QUERY_PARAMETER,
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self::SEARCH_FORM_FIELD => AdvancedSearchQueryTerm::FIELD_QUERY_PARAMETER,
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self::INCLUDE_FORM_FIELD => AdvancedSearchQueryTerm::INCLUDE_QUERY_PARAMETER,
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self::VALUE_FORM_FIELD => AdvancedSearchQueryTerm::VALUE_QUERY_PARAMETER,
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],
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];
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$options = (self::getEdismaxSearch() && self::getSearchAllFields()) ? ["all" => $this->t("@label", ["@label" => self::getEdismaxSearchLabel()])] + $this->fieldOptions($fields) : $this->fieldOptions($fields);
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$term_default_values = $this->defaultTermValues($options);
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[$recursive, $term_values] = $this->processInput($form_state, $term_default_values);
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$i = 0;
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$term_elements = [];
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$total_terms = count($term_values);
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$block_class_prefix = str_replace('_', '-', $this->getFormId());
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do {
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// Either specified by the user in the request or use the default.
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$first = $i == 0;
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$term_value = !empty($term_values) ? array_shift($term_values) : $term_default_values;
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$conjunction = $term_value[self::CONJUNCTION_FORM_FIELD] ?? $term_default_values[self::CONJUNCTION_FORM_FIELD];
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$term_elements[] = [
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// Only show on terms after the first.
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self::CONJUNCTION_FORM_FIELD => $first ? NULL : [
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'#type' => 'select',
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'#attributes' => [
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'aria-label' => $this->t("Select search condition"),
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],
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'#options' => [
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self::AND_OP => $this->t('and'),
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self::OR_OP => $this->t('or'),
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],
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'#default_value' => $conjunction,
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'#theme_wrappers' => [],
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],
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'entity' => [
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'#type' => 'select',
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'#attributes' => [
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'aria-label' => $this->t("Select Entity"),
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'class' => [$block_class_prefix . '-entity'],
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],
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'#options' => [
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'alles' => $this->t('Alles'),
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'b48556e79962e0a3c8d0041317c853b9' => $this->t('Archivalie'),
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'ba419826c9014f40126565bf413f7a59' => $this->t('Auktion'),
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'b1d559f7b6af224a3f6f3b9a12e6b161' => $this->t('Institution'),
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'b65c3a85d16724d84a5eb0d2268629a6' => $this->t('Objekt'),
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'b1afe1fa9a31c7622ab2ae8ef1d29673' => $this->t('Person'),
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],
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//'#default_value' => 'alles',
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],
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self::SEARCH_FORM_FIELD => [
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'#type' => 'select',
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'#attributes' => [
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'aria-label' => $this->t("Select search field"),
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],
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'#options' => $options,
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'#default_value' => $term_value[self::SEARCH_FORM_FIELD],
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'#theme_wrappers' => [],
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],
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self::INCLUDE_FORM_FIELD => [
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'#type' => 'select',
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'#attributes' => [
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'aria-label' => $this->t("Select search operator"),
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],
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'#options' => [
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self::IS_OP => $this->t('is'),
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self::NOT_OP => $this->t('is not'),
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],
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'#default_value' => $term_value[self::INCLUDE_FORM_FIELD],
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// Show only when conjunction is 'AND' as 'OR NOT' is not supported
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// by solr and will be converted to 'AND NOT'.
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'#states' => [
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'visible' => [
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':input[name="terms[' . $i . '][' . self::CONJUNCTION_FORM_FIELD . ']"]' => ['value' => self::AND_OP],
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],
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],
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'#theme_wrappers' => [],
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],
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// Just markup to show when 'include' is not alterable due to the
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// selected 'conjunction'. Hide for the first term.
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'is' => $first ? NULL : [
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'#type' => 'container',
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'#attributes' => ['style' => 'display:inline;'],
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'#states' => [
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'visible' => [
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':input[name="terms[' . $i . '][' . self::CONJUNCTION_FORM_FIELD . ']"]' => ['value' => self::OR_OP],
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],
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],
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/*'content' => [
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'#markup' => $this->t('is'),
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],*/
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'#theme_wrappers' => [],
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],
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self::VALUE_FORM_FIELD => [
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'#type' => 'textfield',
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'#attributes' => [
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'aria-label' => $this->t("Enter a search term"),
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],
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'#default_value' => $term_value[self::VALUE_FORM_FIELD],
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'#theme_wrappers' => [],
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],
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'actions' => [
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'#type' => 'container',
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'add' => [
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'#type' => 'button',
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'#value' => $this->getAddOperator(),
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'#name' => 'add-term-' . $i,
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'#term_index' => $i,
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'#attributes' => [
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'class' => [$block_class_prefix . '__add', 'fa'],
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],
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'#ajax' => [
|
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'callback' => [$this, 'ajaxCallback'],
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'wrapper' => self::AJAX_WRAPPER,
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'progress' => [
|
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'type' => 'none',
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],
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],
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],
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'remove' => $total_terms <= 1 ? NULL : [
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'#type' => 'button',
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'#value' => $this->getRemoveOperator(),
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'#name' => 'remove-term-' . $i,
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'#term_index' => $i,
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||||
'#attributes' => [
|
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'class' => [$block_class_prefix . '__remove', 'fa'],
|
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'aria-label' => $this->t("Remove"),
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],
|
||||
'#ajax' => [
|
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'callback' => [$this, 'ajaxCallback'],
|
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'wrapper' => self::AJAX_WRAPPER,
|
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'progress' => [
|
||||
'type' => 'none',
|
||||
],
|
||||
],
|
||||
],
|
||||
],
|
||||
];
|
||||
$i++;
|
||||
} while (!empty($term_values));
|
||||
|
||||
$form['ajax'] = [
|
||||
'#type' => 'container',
|
||||
'#attributes' => ['id' => self::AJAX_WRAPPER],
|
||||
'terms' => array_merge([
|
||||
'#tree' => TRUE,
|
||||
'#type' => 'container',
|
||||
], $term_elements),
|
||||
];
|
||||
|
||||
if ($context_filter != NULL) {
|
||||
$form['ajax']['recursive'] = [
|
||||
'#type' => 'checkbox',
|
||||
'#title' => $this->t('Include Sub-Collections'),
|
||||
'#default_value' => $recursive,
|
||||
];
|
||||
}
|
||||
$form['reset'] = [
|
||||
'#type' => 'button',
|
||||
'#value' => $this->t('Reset'),
|
||||
'#attributes' => [
|
||||
'class' => [$block_class_prefix . '__reset'],
|
||||
],
|
||||
'#ajax' => [
|
||||
'callback' => [$this, 'ajaxCallback'],
|
||||
'wrapper' => self::AJAX_WRAPPER,
|
||||
'progress' => [
|
||||
'type' => 'none',
|
||||
],
|
||||
],
|
||||
];
|
||||
$form['submit'] = [
|
||||
'#type' => 'submit',
|
||||
'#value' => $this->t('Search'),
|
||||
'#attributes' => [
|
||||
'class' => [$block_class_prefix . '__search'],
|
||||
],
|
||||
];
|
||||
return $form;
|
||||
}
|
||||
|
||||
/**
|
||||
* Builds an Advanced Search Query Url from the submitted form values.
|
||||
*/
|
||||
protected function buildUrl(FormStateInterface $form_state) {
|
||||
$terms = [];
|
||||
$values = $form_state->getValues();
|
||||
foreach ($values['terms'] as $term) {
|
||||
$terms[] = AdvancedSearchQueryTerm::fromUserInput($term);
|
||||
}
|
||||
$terms = array_filter($terms);
|
||||
$recurse = filter_var($values['recursive'] ?? FALSE, FILTER_VALIDATE_BOOLEAN);
|
||||
$route = $this->getRouteName($form_state);
|
||||
$advanced_search_query = new AdvancedSearchQuery();
|
||||
return $advanced_search_query->toUrl($this->request, $terms, $recurse, $route);
|
||||
}
|
||||
|
||||
/**
|
||||
* Callback for adding / removing terms from the search.
|
||||
*/
|
||||
public function ajaxCallback(array &$form, FormStateInterface $form_state) {
|
||||
return $form['ajax'];
|
||||
}
|
||||
|
||||
/**
|
||||
* {@inheritdoc}
|
||||
*/
|
||||
public function submitForm(array &$form, FormStateInterface $form_state) {
|
||||
$trigger = (string) $form_state->getTriggeringElement()['#value'];
|
||||
switch ($trigger) {
|
||||
case $this->t('Search'):
|
||||
$form_state->setRedirectUrl($this->buildUrl($form_state));
|
||||
break;
|
||||
|
||||
default:
|
||||
$form_state->setRebuild();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue