まだ外部プラグインのWP APIを使ったTIPS 2015/1の古い記事です json_prepare_post json_prepare_postというフィルターフックを利用します。 lib/class-wp-json-posts.phpのprepare_post()にapply_filters()が在ります。 ざっくり $_post…出力されるJSON側。なので独自の項目を追加するのはこっち $post…それぞれの記事。カスタムフィールドを取得したい場合、get_post_meta( $post['ID'], 'hogehoge', , true);となる $context… $context The context for the prepared post. (view|view-revision|edit|embed|single-parent) とのことです・・・(よくわかって
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