Version 1

[yaffs-website] / web / core / modules / datetime_range / src / Plugin / Field / FieldType / DateRangeFieldItemList.php

diff --git a/web/core/modules/datetime_range/src/Plugin/Field/FieldType/DateRangeFieldItemList.php b/web/core/modules/datetime_range/src/Plugin/Field/FieldType/DateRangeFieldItemList.php
new file mode 100644 (file)
index 0000000..e145032
--- /dev/null
+++ b/web/core/modules/datetime_range/src/Plugin/Field/FieldType/DateRangeFieldItemList.php
@@ -0,0 +1,131 @@
+<?php
+
+namespace Drupal\datetime_range\Plugin\Field\FieldType;
+
+use Drupal\Core\Datetime\DrupalDateTime;
+use Drupal\Core\Entity\FieldableEntityInterface;
+use Drupal\Core\Field\FieldDefinitionInterface;
+use Drupal\Core\Field\FieldItemList;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\datetime\Plugin\Field\FieldType\DateTimeFieldItemList;
+
+/**
+ * Represents a configurable entity daterange field.
+ */
+class DateRangeFieldItemList extends DateTimeFieldItemList {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultValuesForm(array &$form, FormStateInterface $form_state) {
+    if (empty($this->getFieldDefinition()->getDefaultValueCallback())) {
+      $default_value = $this->getFieldDefinition()->getDefaultValueLiteral();
+
+      $element = parent::defaultValuesForm($form, $form_state);
+
+      $element['default_date_type']['#title'] = $this->t('Default start date');
+      $element['default_date_type']['#description'] = $this->t('Set a default value for the start date.');
+
+      $element['default_end_date_type'] = [
+        '#type' => 'select',
+        '#title' => $this->t('Default end date'),
+        '#description' => $this->t('Set a default value for the end date.'),
+        '#default_value' => isset($default_value[0]['default_end_date_type']) ? $default_value[0]['default_end_date_type'] : '',
+        '#options' => [
+          static::DEFAULT_VALUE_NOW => $this->t('Current date'),
+          static::DEFAULT_VALUE_CUSTOM => $this->t('Relative date'),
+        ],
+        '#empty_value' => '',
+      ];
+
+      $element['default_end_date'] = [
+        '#type' => 'textfield',
+        '#title' => $this->t('Relative default value'),
+        '#description' => $this->t("Describe a time by reference to the current day, like '+90 days' (90 days from the day the field is created) or '+1 Saturday' (the next Saturday). See <a href=\"http://php.net/manual/function.strtotime.php\">strtotime</a> for more details."),
+        '#default_value' => (isset($default_value[0]['default_end_date_type']) && $default_value[0]['default_end_date_type'] == static::DEFAULT_VALUE_CUSTOM) ? $default_value[0]['default_end_date'] : '',
+        '#states' => [
+          'visible' => [
+            ':input[id="edit-default-value-input-default-end-date-type"]' => ['value' => static::DEFAULT_VALUE_CUSTOM],
+          ],
+        ],
+      ];
+
+      return $element;
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultValuesFormValidate(array $element, array &$form, FormStateInterface $form_state) {
+    if ($form_state->getValue(['default_value_input', 'default_date_type']) == static::DEFAULT_VALUE_CUSTOM) {
+      $is_strtotime = @strtotime($form_state->getValue(['default_value_input', 'default_date']));
+      if (!$is_strtotime) {
+        $form_state->setErrorByName('default_value_input][default_date', $this->t('The relative start date value entered is invalid.'));
+      }
+    }
+
+    if ($form_state->getValue(['default_value_input', 'default_end_date_type']) == static::DEFAULT_VALUE_CUSTOM) {
+      $is_strtotime = @strtotime($form_state->getValue(['default_value_input', 'default_end_date']));
+      if (!$is_strtotime) {
+        $form_state->setErrorByName('default_value_input][default_end_date', $this->t('The relative end date value entered is invalid.'));
+      }
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultValuesFormSubmit(array $element, array &$form, FormStateInterface $form_state) {
+    if ($form_state->getValue(['default_value_input', 'default_date_type']) || $form_state->getValue(['default_value_input', 'default_end_date_type'])) {
+      if ($form_state->getValue(['default_value_input', 'default_date_type']) == static::DEFAULT_VALUE_NOW) {
+        $form_state->setValueForElement($element['default_date'], static::DEFAULT_VALUE_NOW);
+      }
+      if ($form_state->getValue(['default_value_input', 'default_end_date_type']) == static::DEFAULT_VALUE_NOW) {
+        $form_state->setValueForElement($element['default_end_date'], static::DEFAULT_VALUE_NOW);
+      }
+      return [$form_state->getValue('default_value_input')];
+    }
+    return [];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function processDefaultValue($default_value, FieldableEntityInterface $entity, FieldDefinitionInterface $definition) {
+    // Explicitly call the base class so that we can get the default value
+    // types.
+    $default_value = FieldItemList::processDefaultValue($default_value, $entity, $definition);
+
+    // Allow either the start or end date to have a default, but not require
+    // defaults for both.
+    if (!empty($default_value[0]['default_date_type']) || !empty($default_value[0]['default_end_date_type'])) {
+      // A default value should be in the format and timezone used for date
+      // storage. All-day ranges are stored the same as date+time ranges.  We
+      // only provide a default value for the first item, as do all fields.
+      // Otherwise, there is no way to clear out unwanted values on multiple
+      // value fields.
+      $storage_format = $definition->getSetting('datetime_type') == DateRangeItem::DATETIME_TYPE_DATE ? DATETIME_DATE_STORAGE_FORMAT : DATETIME_DATETIME_STORAGE_FORMAT;
+      $default_values = [[]];
+
+      if (!empty($default_value[0]['default_date_type'])) {
+        $start_date = new DrupalDateTime($default_value[0]['default_date'], DATETIME_STORAGE_TIMEZONE);
+        $start_value = $start_date->format($storage_format);
+        $default_values[0]['value'] = $start_value;
+        $default_values[0]['start_date'] = $start_date;
+      }
+
+      if (!empty($default_value[0]['default_end_date_type'])) {
+        $end_date = new DrupalDateTime($default_value[0]['default_end_date'], DATETIME_STORAGE_TIMEZONE);
+        $end_value = $end_date->format($storage_format);
+        $default_values[0]['end_value'] = $end_value;
+        $default_values[0]['end_date'] = $end_date;
+      }
+
+      $default_value = $default_values;
+    }
+
+    return $default_value;
+  }
+
+}