Backup of db before drupal security update
[yaffs-website] / web / core / modules / taxonomy / src / TermForm.php
1 <?php
2
3 namespace Drupal\taxonomy;
4
5 use Drupal\Core\Entity\ContentEntityForm;
6 use Drupal\Core\Form\FormStateInterface;
7
8 /**
9  * Base for handler for taxonomy term edit forms.
10  */
11 class TermForm extends ContentEntityForm {
12
13   /**
14    * {@inheritdoc}
15    */
16   public function form(array $form, FormStateInterface $form_state) {
17     $term = $this->entity;
18     $vocab_storage = $this->entityManager->getStorage('taxonomy_vocabulary');
19     $taxonomy_storage = $this->entityManager->getStorage('taxonomy_term');
20     $vocabulary = $vocab_storage->load($term->bundle());
21
22     $parent = array_keys($taxonomy_storage->loadParents($term->id()));
23     $form_state->set(['taxonomy', 'parent'], $parent);
24     $form_state->set(['taxonomy', 'vocabulary'], $vocabulary);
25
26     $form['relations'] = [
27       '#type' => 'details',
28       '#title' => $this->t('Relations'),
29       '#open' => $vocabulary->getHierarchy() == VocabularyInterface::HIERARCHY_MULTIPLE,
30       '#weight' => 10,
31     ];
32
33     // \Drupal\taxonomy\TermStorageInterface::loadTree() and
34     // \Drupal\taxonomy\TermStorageInterface::loadParents() may contain large
35     // numbers of items so we check for taxonomy.settings:override_selector
36     // before loading the full vocabulary. Contrib modules can then intercept
37     // before hook_form_alter to provide scalable alternatives.
38     if (!$this->config('taxonomy.settings')->get('override_selector')) {
39       $parent = array_keys($taxonomy_storage->loadParents($term->id()));
40       $children = $taxonomy_storage->loadTree($vocabulary->id(), $term->id());
41
42       // A term can't be the child of itself, nor of its children.
43       foreach ($children as $child) {
44         $exclude[] = $child->tid;
45       }
46       $exclude[] = $term->id();
47
48       $tree = $taxonomy_storage->loadTree($vocabulary->id());
49       $options = ['<' . $this->t('root') . '>'];
50       if (empty($parent)) {
51         $parent = [0];
52       }
53
54       foreach ($tree as $item) {
55         if (!in_array($item->tid, $exclude)) {
56           $options[$item->tid] = str_repeat('-', $item->depth) . $item->name;
57         }
58       }
59
60       $form['relations']['parent'] = [
61         '#type' => 'select',
62         '#title' => $this->t('Parent terms'),
63         '#options' => $options,
64         '#default_value' => $parent,
65         '#multiple' => TRUE,
66       ];
67     }
68
69     $form['relations']['weight'] = [
70       '#type' => 'textfield',
71       '#title' => $this->t('Weight'),
72       '#size' => 6,
73       '#default_value' => $term->getWeight(),
74       '#description' => $this->t('Terms are displayed in ascending order by weight.'),
75       '#required' => TRUE,
76     ];
77
78     $form['vid'] = [
79       '#type' => 'value',
80       '#value' => $vocabulary->id(),
81     ];
82
83     $form['tid'] = [
84       '#type' => 'value',
85       '#value' => $term->id(),
86     ];
87
88     return parent::form($form, $form_state, $term);
89   }
90
91   /**
92    * {@inheritdoc}
93    */
94   public function validateForm(array &$form, FormStateInterface $form_state) {
95     parent::validateForm($form, $form_state);
96
97     // Ensure numeric values.
98     if ($form_state->hasValue('weight') && !is_numeric($form_state->getValue('weight'))) {
99       $form_state->setErrorByName('weight', $this->t('Weight value must be numeric.'));
100     }
101   }
102
103   /**
104    * {@inheritdoc}
105    */
106   public function buildEntity(array $form, FormStateInterface $form_state) {
107     $term = parent::buildEntity($form, $form_state);
108
109     // Prevent leading and trailing spaces in term names.
110     $term->setName(trim($term->getName()));
111
112     // Assign parents with proper delta values starting from 0.
113     $term->parent = array_keys($form_state->getValue('parent'));
114
115     return $term;
116   }
117
118   /**
119    * {@inheritdoc}
120    */
121   public function save(array $form, FormStateInterface $form_state) {
122     $term = $this->entity;
123
124     $result = $term->save();
125
126     $edit_link = $term->link($this->t('Edit'), 'edit-form');
127     $view_link = $term->link($term->getName());
128     switch ($result) {
129       case SAVED_NEW:
130         drupal_set_message($this->t('Created new term %term.', ['%term' => $view_link]));
131         $this->logger('taxonomy')->notice('Created new term %term.', ['%term' => $term->getName(), 'link' => $edit_link]);
132         break;
133       case SAVED_UPDATED:
134         drupal_set_message($this->t('Updated term %term.', ['%term' => $view_link]));
135         $this->logger('taxonomy')->notice('Updated term %term.', ['%term' => $term->getName(), 'link' => $edit_link]);
136         break;
137     }
138
139     $current_parent_count = count($form_state->getValue('parent'));
140     $previous_parent_count = count($form_state->get(['taxonomy', 'parent']));
141     // Root doesn't count if it's the only parent.
142     if ($current_parent_count == 1 && $form_state->hasValue(['parent', 0])) {
143       $current_parent_count = 0;
144       $form_state->setValue('parent', []);
145     }
146
147     // If the number of parents has been reduced to one or none, do a check on the
148     // parents of every term in the vocabulary value.
149     $vocabulary = $form_state->get(['taxonomy', 'vocabulary']);
150     if ($current_parent_count < $previous_parent_count && $current_parent_count < 2) {
151       taxonomy_check_vocabulary_hierarchy($vocabulary, $form_state->getValues());
152     }
153     // If we've increased the number of parents and this is a single or flat
154     // hierarchy, update the vocabulary immediately.
155     elseif ($current_parent_count > $previous_parent_count && $vocabulary->getHierarchy() != VocabularyInterface::HIERARCHY_MULTIPLE) {
156       $vocabulary->setHierarchy($current_parent_count == 1 ? VocabularyInterface::HIERARCHY_SINGLE : VocabularyInterface::HIERARCHY_MULTIPLE);
157       $vocabulary->save();
158     }
159
160     $form_state->setValue('tid', $term->id());
161     $form_state->set('tid', $term->id());
162   }
163
164 }