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roblib_alter_solr
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ajstanley 1 month ago
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  1. 8
      config/schema/roblib_alter_solr.schema.yml
  2. 34
      css/styles.css
  3. 43
      js/help_modal.js
  4. 31
      js/roblib_alter_solr.js
  5. 13
      roblib_alter_solr.libraries.yml
  6. 6
      roblib_alter_solr.links.menu.yml
  7. 7
      roblib_alter_solr.routing.yml
  8. 6
      roblib_alter_solr.services.yml
  9. 79
      src/EventSubscriber/RoblibAlterSolrSubscriber.php
  10. 183
      src/Form/RoblibAlterSolrSettingsForm.php

8
config/schema/roblib_alter_solr.schema.yml
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# Schema for the configuration files of the Roblib Alter Solr module.
roblib_alter_solr.settings:
type: config_object
label: 'Roblib Alter Solr settings'
mapping:
example:
type: string
label: 'Example'

34
css/styles.css
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/* Modal styles */
.modal {
display: none;
position: fixed;
z-index: 1;
left: 0;
top: 0;
width: 100%;
height: 100%;
overflow: auto;
background-color: rgba(0, 0, 0, 0.4);
}
.modal-content {
background-color: #fff;
margin: 15% auto;
padding: 20px;
border: 1px solid #888;
width: 80%;
}
.close-button {
color: #aaa;
font-size: 28px;
font-weight: bold;
float: right;
}
.close-button:hover,
.close-button:focus {
color: black;
text-decoration: none;
cursor: pointer;
}

43
js/help_modal.js
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(function ($, Drupal) {
Drupal.behaviors.robib_solr_alterlBehavior = {
attach: function (context, settings) {
// Attach event to the modal link without using once()
$('#open-modal-link', context).click(function (e) {
e.preventDefault();
// Create the modal content
var modalContent = '<div id="help-modal" class="modal">' +
'<div class="modal-content">' +
'<span class="close-button">&times;</span>' +
'<h2>Roblib Solr Alter</h2>' +
'<p>The form allows you two or more existing Solr fields to a new multivalues field.</p>' +
'<p>Select existing fields from the dropdowns on the left, and pair them with a new field</ br> '+
'in the column on the right. Your new field name comply with your Solr installion\'s schema.</p>' +
'</div>' +
'</div>';
// Append the modal to the body
$('body').append(modalContent);
// Show the modal
$('#help-modal').fadeIn();
// Close the modal when clicking the close button
$('#help-modal .close-button').click(function () {
$('#help-modal').fadeOut(function () {
$('#help-modal').remove(); // Remove modal from DOM after closing
});
});
// Close the modal when clicking outside the modal content
$(window).click(function(event) {
if ($(event.target).is('#help-modal')) {
$('#help-modal').fadeOut(function () {
$('#help-modal').remove(); // Remove modal from DOM
});
}
});
});
}
};
})(jQuery, Drupal);

31
js/roblib_alter_solr.js
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(function ($, Drupal, once) {
Drupal.behaviors.addRowVisibility = {
attach: function (context, settings) {
function toggleButton() {
var sourceField = $('.source-field', context);
var destinationField = $('.destination-field', context);
// Ensure source and destination fields exist before checking values
if (sourceField.length > 0 && destinationField.length > 0) {
var sourceFilled = sourceField.find('option:selected').length > 0;
var destinationFilled = destinationField.val().trim().length > 0;
// Show/hide button based on whether both fields are filled
if (sourceFilled && destinationFilled) {
$('.form-submit[value="Add Row"]', context).show();
} else {
$('.form-submit[value="Add Row"]', context).hide();
}
} else {
console.error('Source or destination field is missing');
}
}
once('toggleButton', '.source-field, .destination-field', context).forEach(function (element) {
$(element).on('change keyup', toggleButton);
});
toggleButton(); // Run initially to set the correct state
}
};
})(jQuery, Drupal, once);

13
roblib_alter_solr.libraries.yml
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roblib_alter_solr:
version: 1.x
js:
js/roblib_alter_solr.js: {}
js/help_modal.js: {}
dependencies:
- core/drupal
- core/jquery
- core/drupal.once
- core/drupalSettings
css:
theme:
css/styles.css: {}

6
roblib_alter_solr.links.menu.yml
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roblib_alter_solr.roblib_alter_solr_settings:
title: Roblib alter solr settings
description: Configure Solr overrides
parent: system.admin_config_system
route_name: roblib_alter_solr.roblib_alter_solr_settings
weight: 10

7
roblib_alter_solr.routing.yml
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roblib_alter_solr.roblib_alter_solr_settings:
path: '/admin/config/system/roblib-alter-solr-settings'
defaults:
_title: 'Roblib alter solr settings'
_form: 'Drupal\roblib_alter_solr\Form\RoblibAlterSolrSettingsForm'
requirements:
_permission: 'administer site configuration'

6
roblib_alter_solr.services.yml
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services:
roblib_alter_solr.event_subscriber:
class: Drupal\roblib_alter_solr\EventSubscriber\RoblibAlterSolrSubscriber
arguments: ['@logger.factory', '@config.factory']
tags:
- { name: event_subscriber }

79
src/EventSubscriber/RoblibAlterSolrSubscriber.php
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<?php
namespace Drupal\roblib_alter_solr\EventSubscriber;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Drupal\Core\Logger\LoggerChannelFactoryInterface;
use Drupal\search_api_solr\Event\SearchApiSolrEvents;
use Drupal\search_api_solr\Event\PostCreateIndexDocumentEvent;
use Drupal\Core\Config\ConfigFactory;
/**
* Allows users to combine Solr fields dynamically.
*/
final class RoblibAlterSolrSubscriber implements EventSubscriberInterface {
/**
* The logger service.
*
* @var \Drupal\Core\Logger\LoggerChannelFactoryInterface
*/
protected $logger;
/**
* The Config factory.
*
* @var \Drupal\Core\Config\ConfigFactory
*/
protected $config;
/**
* Constructs a new RoblibAlterSolrSubscriber.
*
* @param \Drupal\Core\Logger\LoggerChannelFactoryInterface $logger_factory
* The logger factory service.
* @param \Drupal\Core\Config\ConfigFactory $config
* The config factory service.
*/
public function __construct(LoggerChannelFactoryInterface $logger_factory, ConfigFactory $config) {
$this->logger = $logger_factory->get('roblib_alter_solr');
$this->config = $config->get('roblib_alter_solr.settings');
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents(): array {
return [
SearchApiSolrEvents::POST_CREATE_INDEX_DOCUMENT => 'onAlterSolrDocument',
];
}
/**
* Alters the Solr document before indexing.
*
* @param \Drupal\search_api_solr\Event\PostCreateIndexDocumentEvent $event
* The Solr document alter event.
*/
public function onAlterSolrDocument(PostCreateIndexDocumentEvent $event) {
$solrDocument = $event->getSolariumDocument();
$item = $event->getSearchApiItem();
$pairs = $this->config->get('pairs');
foreach ($pairs as $index => $values) {
$fields = array_values($values['source']);
$consolidated_values = [];
foreach ($fields as $field) {
$field_value = $item->getField($field);
if ($field_value && $field_value->getValues()) {
$all_values = $field_value->getValues();
$consolidated_values[] = $all_values[0];
}
}
if ($consolidated_values) {
$field_name = "sm_{$values['destination']}";
$solrDocument->setField($field_name, $consolidated_values);
}
}
}
}

183
src/Form/RoblibAlterSolrSettingsForm.php
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<?php
declare(strict_types=1);
namespace Drupal\roblib_alter_solr\Form;
use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
/**
* Configure Roblib Alter Solr settings for this site.
*/
final class RoblibAlterSolrSettingsForm extends ConfigFormBase {
/**
* {@inheritdoc}
*/
public function getFormId(): string {
return 'roblib_alter_solr_roblib_alter_solr_settings';
}
/**
* {@inheritdoc}
*/
protected function getEditableConfigNames(): array {
return ['roblib_alter_solr.settings'];
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$config = $this->config('roblib_alter_solr.settings');
$solr_config = $this->config('search_api.index.default_solr_index');
$solr_fields = $solr_config->get('field_settings');
$fields_options = [];
foreach ($solr_fields as $name => $field) {
$fields_options[$name] = $field['label'];
}
// Use getStorage() to persist state across AJAX calls.
$pairs = $form_state->getStorage()['pairs'] ?? $form_state->get('pairs') ?? $config->get('pairs') ?? [];
$form_state->setStorage(['pairs' => $pairs]);
$form['open_modal'] = [
'#type' => 'markup',
'#markup' => '<a href="#" id="open-modal-link">' . $this->t('How to use this form') . '</a>',
'#prefix' => '<div id="open_link-wrapper">',
'#suffix' => '</div>',
];
$form['pairs'] = [
'#type' => 'table',
'#header' => [
$this->t('Source'),
$this->t('Destination'),
$this->t('Operations'),
],
'#prefix' => '<div id="pairs-wrapper">',
'#suffix' => '</div>',
];
$added = FALSE;
foreach ($pairs as $index => $pair) {
$form['pairs'][$index]['source'] = [
'#type' => 'select',
'#multiple' => TRUE,
'#options' => $fields_options,
'#default_value' => $pair['source'] ?? '',
];
$form['pairs'][$index]['destination'] = [
'#type' => 'textfield',
'#default_value' => $pair['destination'] ?? '',
];
if ($pair['source'] && $pair['destination']) {
$form['pairs'][$index]['remove'] = [
'#type' => 'submit',
'#value' => $this->t('Remove'),
'#submit' => ['::removeCallback'],
'#ajax' => [
'callback' => '::ajaxCallback',
'wrapper' => 'pairs-wrapper',
],
'#name' => 'remove_' . $index,
'#limit_validation_errors' => [],
];
}
else {
$form['pairs'][$index]['add'] = [
'#type' => 'submit',
'#value' => $this->t('Add Row'),
'#submit' => ['::addCallback'],
'#ajax' => [
'callback' => '::ajaxCallback',
'wrapper' => 'pairs-wrapper',
],
];
$form['pairs'][$index]['source']['#attributes'] = ['class' => ['source-field']];
$form['pairs'][$index]['destination']['#attributes'] = ['class' => ['destination-field']];
$added = TRUE;
}
}
if (!$added) {
$unique_id = uniqid();
$pairs[$unique_id] = ['source' => '', 'destination' => ''];
$form['pairs'][$unique_id]['source'] = [
'#type' => 'select',
'#multiple' => TRUE,
'#options' => $fields_options,
'#default_value' => '',
'#attributes' => ['class' => ['source-field']],
];
$form['pairs'][$unique_id]['destination'] = [
'#type' => 'textfield',
'#default_value' => '',
'#attributes' => ['class' => ['destination-field']],
];
$form['add'] = [
'#type' => 'submit',
'#value' => $this->t('Add Row'),
'#submit' => ['::addCallback'],
'#ajax' => [
'callback' => '::ajaxCallback',
'wrapper' => 'pairs-wrapper',
],
];
}
$form['#attached']['library'][] = 'roblib_alter_solr/roblib_alter_solr';
return parent::buildForm($form, $form_state);
}
/**
* Callback function to add a new row.
*/
public function addCallback(array &$form, FormStateInterface $form_state) {
$user_input = $form_state->getUserInput();
$unique_id = uniqid();
$pairs = $user_input['pairs'] ?? [];
$pairs[$unique_id] = ['source' => '', 'destination' => ''];
$form_state->set('pairs', $pairs);
$form_state->setRebuild();
}
/**
* Callback function to remove a row.
*/
public function removeCallback(array &$form, FormStateInterface $form_state) {
$trigger = $form_state->getTriggeringElement();
$index = str_replace('remove_', '', $trigger['#name']);
$pairs = $form_state->get('pairs') ?? [];
if (isset($pairs[$index])) {
unset($pairs[$index]);
$form_state->set('pairs', $pairs);
}
$form_state->setRebuild();
}
/**
* AJAX callback to update the form.
*/
public function ajaxCallback(array &$form, FormStateInterface $form_state) {
return $form['pairs'];
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$pairs = $form_state->getValue('pairs');
$config = $this->config('roblib_alter_solr.settings');
$config->set('pairs', $pairs)->save();
$this->messenger()->addStatus($this->t('Configuration saved successfully.'));
}
}
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