タイムゾーンに対応（日本人以外使わないでしょ。

Author: takuya

src/lib/Backup/Copy/Traits/CopyComment.php

@@ -31,8 +31,10 @@ public function copyCommentContent ( $src_comment, $dst_issue_id, $stared = fals
 
   public function addUserInfoIntoCommentHead ( $comment ) {
     $creator = $comment->createdUser->name;
-    $created = substr( $comment->created, 0, 10 ).' '.substr( $comment->created, 11, 5 );
-    // 失われる情報を本文に残す
+
+    $TZ = new \DateTimeZone('Asia/Tokyo');
+    $created = (new \DateTime( $comment->created))->setTimezone($TZ)->format('Y-m-d H:i');
+   // 失われる情報を本文に残す
     $header = sprintf( <<<EOS
       %s / %s
       ----

src/lib/Backup/Copy/Traits/CopyIssue.php

@@ -111,10 +111,12 @@ protected function formatIssue ( object $issue_api_result, $add_user_name = true
 
   protected function addUserInfoIntoBody ( object $issue_api_result ) {
     $issue = $issue_api_result;
+
+    $TZ = new \DateTimeZone('Asia/Tokyo');
     $creator = $issue->createdUser->name;
-    $created = substr( $issue->created, 0, 10 ).' '.substr( $issue->created, 11, 5 );
+    $created = (new \DateTime($issue->created))->setTimezone($TZ)->format('Y-m-d H:i');
     $updator = $issue->updatedUser->name;
-    $updated = substr( $issue->updated, 0, 10 ).' '.substr( $issue->created, 11, 5 );
+    $updated = (new \DateTime($issue->updated))->setTimezone($TZ)->format('Y-m-d H:i');
     // 失われる情報を本文に残す
     $footer = sprintf( <<<EOS