Merge branch 'feature/ISTWCMS-4729-ebremner-search-form' into '1.0.x'

ISTWCMS 4729 ebremner search form

See merge request !239

src/Form/UwSearchForm.php

+<?php
+
+namespace Drupal\uw_cfg_common\Form;
+
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Drupal\Core\Routing\TrustedRedirectResponse;
+
+/**
+ * Form class for the search form.
+ */
+class UwSearchForm extends FormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'uw_search_form';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+
+    // Set the attributes and role for the form.
+    $form['#attributes'] = [
+      'class' => ['uw-search--form'],
+      'role' => 'search',
+    ];
+
+    // Element used to open the tray for phone view.
+    $form['opentray'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('<span class="uw-search--checkboxlabel--labeltext">Search Checkbox</span>'),
+      '#label_classes' => [
+        'uw-search--checkboxlabel',
+      ],
+      '#attributes' => [
+        'class' => [
+          'uw-input',
+          'uw-input--checkboxform',
+        ],
+        'aria-hidden' => 'true',
+        'tabindex' => '-1',
+      ],
+      '#theme_wrappers' => [],
+    ];
+
+    // This is the label that is used for the "phone" view on
+    // the site search.  We need to use form element label here
+    // by itself, since we use theme_wrappers as an empty array
+    // above in the input, which would normally give us the form
+    // label.
+    $form['label'] = [
+      '#theme' => 'form_element_label',
+      '#title' => $this->t('<span class="uw-search--checkboxlabel__labeltext">Open Search Location </span>'),
+      '#title_display' => 'after',
+      '#required' => FALSE,
+      '#id' => 'edit-opentray',
+      '#attributes' => [
+        'class' => ['uw-search--checkboxlabel'],
+      ],
+    ];
+
+    // The search text.
+    $form['search-input'] = [
+      '#type' => 'textfield',
+      '#attributes' => [
+        'class' => ['uw-input', 'uw-input--search'],
+      ],
+      '#id' => 'uw-search',
+      '#placeholder' => $this->t('Search'),
+      '#title' => $this->t('<span class="uw-search--labeltext">Search for </span>'),
+      '#title_display' => 'invisible',
+      '#label' => [
+        '#theme' => 'form_element_label',
+        '#required' => FALSE,
+        '#id' => 'uw-search',
+        '#attributes' => [
+          'class' => ['uw-search--hidelabel'],
+        ],
+      ],
+    ];
+    // Get the URL for this site to be used in the options.
+    $url = Url::fromRoute('<front>', [], ['absolute' => TRUE])->toString();
+
+    // The type of search, either all sites or this site.
+    $form['search-type'] = [
+      '#type' => 'select',
+      '#id' => 'uw-select-site',
+      '#attributes' => [
+        'class' => ['form-item__select', 'uw-select--search'],
+      ],
+      '#options' => [
+        '' => $this->t('On all sites'),
+        'inurl:' . $url => $this->t('On this site'),
+      ],
+      '#title_display' => 'invisible',
+      '#title' => $this->t('Search Location'),
+      '#label' => [
+        '#theme' => 'form_element_label',
+        '#required' => FALSE,
+        '#id' => 'uw-select-site',
+        '#attributes' => [
+          'class' => ['uw-search--hidelabel'],
+        ],
+      ],
+    ];
+
+    // The submit button.
+    $form['actions']['#type'] = 'actions';
+    $form['actions']['submit'] = [
+      '#type' => 'submit',
+      '#attributes' => [
+        'value' => $this->t('Search'),
+        'class' => [
+          'button',
+          'button--submit',
+          'button--submit__form',
+        ],
+      ],
+      '#prefix' => '<div class="uw-search-button__wrapper">',
+      '#suffix' => '</div>',
+    ];
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+
+    // Variable for the parameters.
+    $parameters = '';
+
+    // Get the values from the form state.
+    $values = $form_state->getValues();
+
+    // If this is a site search, add it to parameters.
+    if ($values['search-type']) {
+      $parameters .= $values['search-type'] . ' ';
+    }
+
+    // If there is search text add it to the parameters.
+    if ($values['search-input']) {
+      $parameters .= $values['search-input'];
+    }
+
+    // The URL to the uwaterloo search.
+    $url = 'https://uwaterloo.ca/search';
+
+    // If there are parameters, encode and add to URL.
+    if ($parameters !== '') {
+      $url .= '/?search-input=' . urlencode($parameters);
+    }
+
+    // Redirect to the uwaterloo search.
+    $form_state->setResponse(new TrustedRedirectResponse($url, 302));
+  }
+
+}

uw_cfg_common.module

@@ -22,6 +22,18 @@ use Drupal\uw_cfg_common\Service\UWService;
 use Drupal\webform\WebformInterface;
 use Drupal\webform\WebformSubmissionStorageInterface;
 
+/**
+ * Implements hook_preprocess_form_element().
+ *
+ * Allows for use of label_class in form elements and will add
+ * any class in label_classes to the label.
+ */
+function uw_cfg_common_preprocess_form_element(&$variables) {
+  if (isset($variables['element']['#label_classes'])) {
+    $variables['label']['#attributes']['class'] = $variables['element']['#label_classes'];
+  }
+}
+
 /**
  * Implements hook_sendgrid_integration_categories_alter().
  *