Updated to Drupal 8.5. Core Media not yet in use.

[yaffs-website] / web / core / modules / views / src / Plugin / views / query / MysqlDateSql.php

diff --git a/web/core/modules/views/src/Plugin/views/query/MysqlDateSql.php b/web/core/modules/views/src/Plugin/views/query/MysqlDateSql.php
new file mode 100644 (file)
index 0000000..00ad873
--- /dev/null
+++ b/web/core/modules/views/src/Plugin/views/query/MysqlDateSql.php
@@ -0,0 +1,93 @@
+<?php
+
+namespace Drupal\views\Plugin\views\query;
+
+use Drupal\Core\Database\Connection;
+
+/**
+ * MySQL-specific date handling.
+ *
+ * @internal
+ *   This class should only be used by the Views SQL query plugin.
+ *
+ * @see \Drupal\views\Plugin\views\query\Sql
+ */
+class MysqlDateSql implements DateSqlInterface {
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $database;
+
+  /**
+   * An array of PHP-to-MySQL replacement patterns.
+   */
+  protected static $replace = [
+    'Y' => '%Y',
+    'y' => '%y',
+    'M' => '%b',
+    'm' => '%m',
+    'n' => '%c',
+    'F' => '%M',
+    'D' => '%a',
+    'd' => '%d',
+    'l' => '%W',
+    'j' => '%e',
+    'W' => '%v',
+    'H' => '%H',
+    'h' => '%h',
+    'i' => '%i',
+    's' => '%s',
+    'A' => '%p',
+  ];
+
+  /**
+   * Constructs the MySQL-specific date sql class.
+   *
+   * @param \Drupal\Core\Database\Connection $database
+   *   The database connection.
+   */
+  public function __construct(Connection $database) {
+    $this->database = $database;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDateField($field, $string_date) {
+    if ($string_date) {
+      return $field;
+    }
+
+    // Base date field storage is timestamp, so the date to be returned here is
+    // epoch + stored value (seconds from epoch).
+    return "DATE_ADD('19700101', INTERVAL $field SECOND)";
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDateFormat($field, $format) {
+    $format = strtr($format, static::$replace);
+    return "DATE_FORMAT($field, '$format')";
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setTimezoneOffset($offset) {
+    $this->database->query("SET @@session.time_zone = '$offset'");
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setFieldTimezoneOffset(&$field, $offset) {
+    if (!empty($offset)) {
+      $field = "($field + INTERVAL $offset SECOND)";
+    }
+  }
+
+}