update drupal

web/core/lib/Drupal/Component/Datetime/DateTimePlus.php

@@ -624,11 +624,10 @@ class DateTimePlus {
     $valid_date = FALSE;
     $valid_time = TRUE;
     // Check for a valid date using checkdate(). Only values that
-    // meet that test are valid.
-    if (array_key_exists('year', $array) && array_key_exists('month', $array) && array_key_exists('day', $array)) {
-      if (@checkdate($array['month'], $array['day'], $array['year'])) {
-        $valid_date = TRUE;
-      }
+    // meet that test are valid. An empty value, either a string or a 0, is not
+    // a valid value.
+    if (!empty($array['year']) && !empty($array['month']) && !empty($array['day'])) {
+      $valid_date = checkdate($array['month'], $array['day'], $array['year']);
     }
     // Testing for valid time is reversed. Missing time is OK,
     // but incorrect values are not.

web/core/lib/Drupal/Component/Transliteration/PhpTransliteration.php

@@ -58,6 +58,21 @@ class PhpTransliteration implements TransliterationInterface {
    */
   protected $genericMap = [];
 
+  /**
+   * Special characters for ::removeDiacritics().
+   *
+   * Characters which have accented variants but their base character
+   * transliterates to more than one ASCII character require special
+   * treatment: we want to remove their accent and use the un-
+   * transliterated base character.
+   */
+  protected $fixTransliterateForRemoveDiacritics = [
+    'AE' => 'Æ',
+    'ae' => 'æ',
+    'ZH' => 'Ʒ',
+    'zh' => 'ʒ',
+  ];
+
   /**
    * Constructs a transliteration object.
    *
@@ -93,6 +108,9 @@ class PhpTransliteration implements TransliterationInterface {
         if (strlen($to_add) === 1) {
           $replacement = $to_add;
         }
+        elseif (isset($this->fixTransliterateForRemoveDiacritics[$to_add])) {
+          $replacement = $this->fixTransliterateForRemoveDiacritics[$to_add];
+        }
       }
 
       $result .= $replacement;

web/core/lib/Drupal/Component/Utility/Bytes.php

@@ -35,7 +35,8 @@ class Bytes {
       return round($size * pow(self::KILOBYTE, stripos('bkmgtpezy', $unit[0])));
     }
     else {
-      return round($size);
+      // Ensure size is a proper number type.
+      return round((float) $size);
     }
   }
 

web/core/lib/Drupal/Component/Utility/Image.php

@@ -30,8 +30,6 @@ class Image {
    *
    * @return bool
    *   TRUE if $dimensions was modified, FALSE otherwise.
-   *
-   * @see image_scale()
    */
   public static function scaleDimensions(array &$dimensions, $width = NULL, $height = NULL, $upscale = FALSE) {
     $aspect = $dimensions['height'] / $dimensions['width'];

web/core/lib/Drupal/Component/Utility/Unicode.php

@@ -537,16 +537,16 @@ EOD;
    */
   public static function mimeHeaderDecode($header) {
     $callback = function ($matches) {
-      $data = ($matches[2] == 'B') ? base64_decode($matches[3]) : str_replace('_', ' ', quoted_printable_decode($matches[3]));
+      $data = (strtolower($matches[2]) == 'b') ? base64_decode($matches[3]) : str_replace('_', ' ', quoted_printable_decode($matches[3]));
       if (strtolower($matches[1]) != 'utf-8') {
         $data = static::convertToUtf8($data, $matches[1]);
       }
       return $data;
     };
     // First step: encoded chunks followed by other encoded chunks (need to collapse whitespace)
-    $header = preg_replace_callback('/=\?([^?]+)\?(Q|B)\?([^?]+|\?(?!=))\?=\s+(?==\?)/', $callback, $header);
+    $header = preg_replace_callback('/=\?([^?]+)\?([Qq]|[Bb])\?([^?]+|\?(?!=))\?=\s+(?==\?)/', $callback, $header);
     // Second step: remaining chunks (do not collapse whitespace)
-    return preg_replace_callback('/=\?([^?]+)\?(Q|B)\?([^?]+|\?(?!=))\?=/', $callback, $header);
+    return preg_replace_callback('/=\?([^?]+)\?([Qq]|[Bb])\?([^?]+|\?(?!=))\?=/', $callback, $header);
   }
 
   /**