Commit 80505246 authored by webchick's avatar webchick

Issue #1751244 by pcambra, yched: Convert taxonomy module widgets to Plugin system.

parent ebb1e56c
<?php
/**
* @file
* Definition of Drupal\taxonomy\Plugin\field\widget\TaxonomyAutocompleteWidget.
*/
namespace Drupal\taxonomy\Plugin\field\widget;
use Drupal\Core\Annotation\Plugin;
use Drupal\Core\Annotation\Translation;
use Drupal\field\Plugin\Type\Widget\WidgetBase;
/**
* Plugin implementation of the 'taxonomy_autocomplete' widget.
*
* @Plugin(
* id = "taxonomy_autocomplete",
* module = "taxonomy",
* label = @Translation("Autocomplete term widget (tagging)"),
* field_types = {
* "taxonomy_term_reference"
* },
* settings = {
* "size" = "60",
* "autocomplete_path" = "taxonomy/autocomplete"
* },
* multiple_values = TRUE
* )
*/
class TaxonomyAutocompleteWidget extends WidgetBase {
/**
* Implements Drupal\field\Plugin\Type\Widget\WidgetInterface::formElement().
*/
public function formElement(array $items, $delta, array $element, $langcode, array &$form, array &$form_state) {
$field = $this->field;
$tags = array();
foreach ($items as $item) {
$tags[$item['tid']] = isset($item['taxonomy_term']) ? $item['taxonomy_term'] : taxonomy_term_load($item['tid']);
}
$element += array(
'#type' => 'textfield',
'#default_value' => taxonomy_implode_tags($tags),
'#autocomplete_path' => $this->getSetting('autocomplete_path') . '/' . $field['field_name'],
'#size' => $this->getSetting('size'),
'#maxlength' => 1024,
'#element_validate' => array('taxonomy_autocomplete_validate'),
);
return $element;
}
/**
* Implements Drupal\field\Plugin\Type\Widget\WidgetInterface::massageFormValues()
*/
public function massageFormValues(array $values, array $form, array &$form_state) {
// Autocomplete widgets do not send their tids in the form, so we must detect
// them here and process them independently.
$terms = array();
$field = $this->field;
// Collect candidate vocabularies.
foreach ($field['settings']['allowed_values'] as $tree) {
if ($vocabulary = taxonomy_vocabulary_machine_name_load($tree['vocabulary'])) {
$vocabularies[$vocabulary->vid] = $vocabulary;
}
}
// Translate term names into actual terms.
foreach($values as $value) {
// See if the term exists in the chosen vocabulary and return the tid;
// otherwise, create a new 'autocreate' term for insert/update.
if ($possibilities = entity_load_multiple_by_properties('taxonomy_term', array('name' => trim($value), 'vid' => array_keys($vocabularies)))) {
$term = array_pop($possibilities);
}
else {
$vocabulary = reset($vocabularies);
$term = array(
'tid' => 'autocreate',
'vid' => $vocabulary->vid,
'name' => $value,
'vocabulary_machine_name' => $vocabulary->machine_name,
);
}
$terms[] = (array)$term;
}
return $terms;
}
}
......@@ -1174,25 +1174,6 @@ function taxonomy_field_info() {
);
}
/**
* Implements hook_field_widget_info().
*/
function taxonomy_field_widget_info() {
return array(
'taxonomy_autocomplete' => array(
'label' => t('Autocomplete term widget (tagging)'),
'field types' => array('taxonomy_term_reference'),
'settings' => array(
'size' => 60,
'autocomplete_path' => 'taxonomy/autocomplete',
),
'behaviors' => array(
'multiple values' => FIELD_BEHAVIOR_CUSTOM,
),
),
);
}
/**
* Implements hook_field_widget_info_alter().
*/
......@@ -1449,74 +1430,19 @@ function taxonomy_term_title(Term $term) {
return $term->label();
}
/**
* Implements hook_field_widget_form().
*/
function taxonomy_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
$tags = array();
foreach ($items as $item) {
$tags[$item['tid']] = isset($item['taxonomy_term']) ? $item['taxonomy_term'] : taxonomy_term_load($item['tid']);
}
$element += array(
'#type' => 'textfield',
'#default_value' => taxonomy_implode_tags($tags),
'#autocomplete_path' => $instance['widget']['settings']['autocomplete_path'] . '/' . $field['field_name'],
'#size' => $instance['widget']['settings']['size'],
'#maxlength' => 1024,
'#element_validate' => array('taxonomy_autocomplete_validate'),
);
return $element;
}
/**
* Form element validate handler for taxonomy term autocomplete element.
*/
function taxonomy_autocomplete_validate($element, &$form_state) {
// Autocomplete widgets do not send their tids in the form, so we must detect
// them here and process them independently.
$value = array();
// Split the values into an array.
// @see Drupal\taxonomy\Plugin\field\widget\TaxonomyAutocompleteWidget:massageFormValues()
$typed_terms = array();
if ($tags = $element['#value']) {
// Collect candidate vocabularies.
$field = field_widget_field($element, $form_state);
$vocabularies = array();
foreach ($field['settings']['allowed_values'] as $tree) {
if ($vocabulary = taxonomy_vocabulary_machine_name_load($tree['vocabulary'])) {
$vocabularies[$vocabulary->vid] = $vocabulary;
}
}
// Translate term names into actual terms.
$typed_terms = drupal_explode_tags($tags);
foreach ($typed_terms as $typed_term) {
// See if the term exists in the chosen vocabulary and return the tid;
// otherwise, create a new 'autocreate' term for insert/update.
if ($possibilities = entity_load_multiple_by_properties('taxonomy_term', array('name' => trim($typed_term), 'vid' => array_keys($vocabularies)))) {
$term = array_pop($possibilities);
}
else {
$vocabulary = reset($vocabularies);
$term = array(
'tid' => 'autocreate',
'vid' => $vocabulary->vid,
'name' => $typed_term,
'vocabulary_machine_name' => $vocabulary->machine_name,
);
}
$value[] = (array)$term;
}
}
form_set_value($element, $value, $form_state);
form_set_value($element, $typed_terms, $form_state);
}
/**
* Implements hook_field_widget_error().
*/
function taxonomy_field_widget_error($element, $error, $form, &$form_state) {
form_error($element, $error['message']);
}
/**
* Implements hook_field_settings_form().
*/
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment