Version 2.2

2007年5月15日（火）、WordPress バージョン 2.2 が一般にリリースされました。新バージョンの変更点・改良点の情報は 変更履歴 2.2 を参照。

バージョン 2.2 のデータベース・バージョン（wp_option の db_version）は 5183 です。

WordPress 2.2 のダウンロードは http://wordpress.org/download/release-archive/ からどうぞ。

インストールとアップグレードの作業手順の説明：

• WordPress のアップグレード
  • 2.2 で動作するプラグイン(en)
  • 2.2 で動作するテーマ(en)

WordPress がはじめてであれば、次のページから始めるのがお勧めです：

• WordPress のはじめ方 - スタートガイド
• WordPress はじめの一歩 /en
• WordPress レッスン

（訳注：以下、私には危険すぎる和訳なので原文併記）

• コメント編集の改良
  Improved comment editing
• ウィジェット（プラグインではなく、Presentation（表示）タブ下で使用）
  Widgets (no longer a plugin but available under Presentation tab)
  • ウィジェット機能をデフォルトテーマとクラシックテーマに追加
    Widget capability added to Default and Classic themes
  • プルダウンボックスにアーカイブとカテゴリ・ウィジェットの表示オプションを追加
    Archives and categories widgets have option to display in pulldown box
• プラグイン無効化の自動化
  Deactivate Plugins automatically
• 新たに Blogger インポート機能
  New Blogger Import
• アップグレード時のクリック数削減と使用感の改善
  Fewer clicks and better user experience for upgrades
• ログインのユーザ補助機能の改良
  Improved login accessibility
• 草稿削除時のユーザインタフェースの改良
  Improved UI when deleting Drafts
• コメント通知メールでの "Spam it:" と "Delete it:" を明確化
  Improved clarity regarding "Spam it:" and "Delete it:" in comment notification e-mails

• Atom 1.0 フィードに対応
  Atom 1.0 support for feeds.
• Atom を含む、コメントフィード複数フォーマット化
  Multiple format comment feeds, including Atom.
• コア JavaScript を、より軽く・速い jQuery へ切り替え
  Switched to jQuery for core JS, which is lighter and faster.
• Atom API 対応
  Atom API support.
• ページ等に XML-RPC APIs を追加
  Additional XML-RPC APIs for pages and such.
• パフォーマンスと保全性のために phpmailer 組み込み
  phpmailer was integrated for performance and maintainability.
• プラグイン sandbox
• TinyMCE が Safari Webkit 420 以上に対応
  TinyMCE is now enabled for Safari Webkit 420 and above.
• プライベート投稿を一元管理する SQL 準拠の新関数 -- get_private_posts_cap_sql()
  New function to unify private posts SQL based on capabilities -- get_private_posts_cap_sql()
• プラグインの add・apply フィルタの最適化
  Plugin add and apply filter optimizations
• 新様式の quicktags.js 国際化
  New style internationalization of quicktags.js
• xmrpc.php エラーメッセージの i18n 化
  i18n of xmrpc.php error messages
• wp_list_bookmarks にクラスを追加
  Add a class to wp_list_bookmarks
• （バリデータを通るように？）続きを読むリンクをアンカーから span に変更
  Change MORE text link from anchor to span for proper validation
• plugin.php 用 PHPdoc
  PHPdoc for plugin.php
• wp-config.php 経由でデータベースの文字コードセットと照合順序を設定できる機能
  Ability to set database character set and collation via wp-config.php

New values to support character set and collation in wp-config-sample.php:
define('DB_CHARSET', 'utf8');
define('DB_COLLATE', '');

• wp-config.php 経由で WordPress address (URL) と Blog address (URL) を設定できる機能
  Ability to set WordPress address (URL) and Blog address (URL) via wp-config.php

New values that can be added to wp-config.php
define('WP_SITEURL', 'http://www.sample.com/wordpress');
define('WP_HOME', 'http://www.sample.com');

readme.html		
wp-app.php	(added)	
wp-atom.php		
wp-blog-header.php		
wp-comments-post.php		
wp-commentsrss2.php		
wp-config-sample.php		
wp-cron.php		
wp-links-opml.php		
wp-login.php		
wp-mail.php		
wp-rdf.php		
wp-rss.php 		
wp-rss2.php		
wp-settings.php		
wp-trackback.php		
xmlrpc.php		
wp-admin/admin.php		
wp-admin/admin-ajax.php		
wp-admin/admin-db.php		
wp-admin/admin-functions.php		
wp-admin/admin-header.php		
wp-admin/cat.js	(added)	
wp-admin/categories.js		
wp-admin/categories.php		
wp-admin/cat-js.php	(deleted)	
wp-admin/custom-header.php		
wp-admin/dbx-admin-key.js	(added)	
wp-admin/dbx-admin-key-js.php	(deleted)	
wp-admin/edit.php		
wp-admin/edit-category-form.php		
wp-admin/edit-comments.js		
wp-admin/edit-comments.php		
wp-admin/edit-form-advanced.php		
wp-admin/edit-form-comment.php		
wp-admin/edit-link-form.php		
wp-admin/edit-page-form.php		
wp-admin/export.php		
wp-admin/import.php		
wp-admin/import/b2.php	(deleted)	
wp-admin/import/blogger.php		
wp-admin/import/dotclear.php		
wp-admin/import/greymatter.php		
wp-admin/import/livejournal.php		
wp-admin/import/mt.php		
wp-admin/import/rss.php		
wp-admin/import/textpattern.php		
wp-admin/import/wordpress.php		
wp-admin/index.php		
wp-admin/link-add.php		
wp-admin/link-import.php		
wp-admin/link-manager.php		
wp-admin/menu.php		
wp-admin/moderation.php		
wp-admin/options.php		
wp-admin/options-general.php		
wp-admin/options-head.php		
wp-admin/options-misc.php		
wp-admin/options-writing.php		
wp-admin/page.php		
wp-admin/page-new.php		
wp-admin/plugin-editor.php		
wp-admin/plugins.php		
wp-admin/post.php		
wp-admin/post-new.php		
wp-admin/rtl.css		
wp-admin/setup-config.php		
wp-admin/templates.php		
wp-admin/themes.php		
wp-admin/upgrade.php		
wp-admin/upgrade-functions.php		
wp-admin/upgrade-schema.php		
wp-admin/upload.css		
wp-admin/upload.js	(added)	
wp-admin/upload.php		
wp-admin/upload-functions.php		
wp-admin/upload-js.php	(deleted)	
wp-admin/user-edit.php		
wp-admin/users.php		
wp-admin/widgets.css	(added)	
wp-admin/widgets.php	(added)	
wp-admin/widgets-rtl.css	(added)	
wp-admin/wp-admin.css		
wp-content/index.php		
wp-content/themes/classic/comments-popup.php		
wp-content/themes/classic/functions.php	(added)	
wp-content/themes/classic/sidebar.php		
wp-content/themes/default/archive.php		
wp-content/themes/default/attachment.php		
wp-content/themes/default/comments.php		
wp-content/themes/default/comments-popup.php		
wp-content/themes/default/footer.php		
wp-content/themes/default/functions.php		
wp-content/themes/default/header.php		
wp-content/themes/default/images/kubrickbg.jpg	(deleted)	
wp-content/themes/default/images/kubrickbg-ltr.jpg	(added)	
wp-content/themes/default/images/kubrickbg-rtl.jpg	(added)	
wp-content/themes/default/rtl.css	(added)	
wp-content/themes/default/searchform.php		
wp-content/themes/default/sidebar.php		
wp-includes/author-template.php		
wp-includes/bookmark.php		
wp-includes/bookmark-template.php		
wp-includes/cache.php		
wp-includes/category.php		
wp-includes/category-template.php		
wp-includes/classes.php		
wp-includes/class-phpmailer.php	(added)	
wp-includes/class-pop3.php		
wp-includes/class-smtp.php	(added)	
wp-includes/comment-template.php		
wp-includes/compat.php		
wp-includes/cron.php		
wp-includes/default-filters.php		
wp-includes/deprecated.php		
wp-includes/feed.php		
wp-includes/feed-atom.php	(added)	
wp-includes/feed-atom-comments.php	(added)	
wp-includes/feed-rdf.php	(added)	
wp-includes/feed-rss.php	(added)	
wp-includes/feed-rss2.php	(added)	
wp-includes/feed-rss2-comments.php	(added)	
wp-includes/formatting.php		
wp-includes/functions.php		
wp-includes/general-template.php		
wp-includes/gettext.php		
wp-includes/images/rss.png	(added)	
wp-includes/js/autosave.js	(added)	
wp-includes/js/autosave-js.php	(deleted)	
wp-includes/js/crop/cropper.js		
wp-includes/js/jquery	(added)	
wp-includes/js/jquery/interface.js	(added)	
wp-includes/js/jquery/jquery.form.js	(added)	
wp-includes/js/jquery/jquery.js	(added)	
wp-includes/js/list-manipulation.js	(added)	
wp-includes/js/list-manipulation-js.php	(deleted)	
wp-includes/js/prototype.js		
wp-includes/js/quicktags.js		
wp-includes/js/scriptaculous/builder.js		
wp-includes/js/scriptaculous/controls.js		
wp-includes/js/scriptaculous/dragdrop.js		
wp-includes/js/scriptaculous/effects.js		
wp-includes/js/scriptaculous/MIT-LICENSE		
wp-includes/js/scriptaculous/prototype.js		
wp-includes/js/scriptaculous/scriptaculous.js		
wp-includes/js/scriptaculous/slider.js		
wp-includes/js/scriptaculous/unittest.js		
wp-includes/js/scriptaculous/wp-scriptaculous.js		
wp-includes/js/tinymce/plugins/autosave/editor_plugin.js		
wp-includes/js/tinymce/plugins/directionality/editor_plugin.js		
wp-includes/js/tinymce/plugins/inlinepopups/editor_plugin.js		
wp-includes/js/tinymce/plugins/paste/editor_plugin.js		
wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php		
wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php		
wp-includes/js/tinymce/plugins/spellchecker/config.php		
wp-includes/js/tinymce/plugins/spellchecker/css/content.css		
wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css		
wp-includes/js/tinymce/plugins/spellchecker/editor_plugin.js		
wp-includes/js/tinymce/plugins/spellchecker/langs/en.js		
wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php		
wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js		
wp-includes/js/tinymce/plugins/wordpress/langs/en.js		
wp-includes/js/tinymce/plugins/wordpress/wordpress.css		
wp-includes/js/tinymce/themes/advanced/about.htm		
wp-includes/js/tinymce/themes/advanced/css/editor_ui.css		
wp-includes/js/tinymce/themes/advanced/editor_template.js		
wp-includes/js/tinymce/themes/advanced/jscripts/color_picker.js		
wp-includes/js/tinymce/themes/advanced/jscripts/link.js		
wp-includes/js/tinymce/themes/advanced/jscripts/source_editor.js		
wp-includes/js/tinymce/themes/advanced/langs/en.js		
wp-includes/js/tinymce/tiny_mce.js		
wp-includes/js/tinymce/tiny_mce_config.php		
wp-includes/js/tinymce/tiny_mce_gzip.php		
wp-includes/js/tinymce/utils/editable_selects.js	(added)	
wp-includes/js/tinymce/utils/form_utils.js		
wp-includes/js/tinymce/utils/mclayer.js		
wp-includes/js/tinymce/utils/mctabs.js		
wp-includes/js/tinymce/utils/validate.js		
wp-includes/js/tinymce/wp-mce-help.php		
wp-includes/js/wp-ajax.js	(added)	
wp-includes/js/wp-ajax-js.php	(deleted)	
wp-includes/l10n.php		
wp-includes/link-template.php		
wp-includes/locale.php		
wp-includes/pluggable.php		
wp-includes/plugin.php		
wp-includes/post.php		
wp-includes/post-template.php		
wp-includes/query.php		
wp-includes/registration-functions.php		
wp-includes/rewrite.php		
wp-includes/rss-functions.php		
wp-includes/script-loader.php		
wp-includes/template-loader.php		
wp-includes/theme.php		
wp-includes/user.php		
wp-includes/vars.php		
wp-includes/version.php		
wp-includes/widgets.php	(added)	
wp-includes/wp-db.php		

最新英語版： WordPress Codex » Version 2.2

外部資料

• hiromasa.zone :o) » WordPress 2.2 の新機能
• hiromasa.zone :o) » WordPress 2.2 の新機能 (2)
• Standing Tall » WordPress 2.2
• その他の 2.2 関係資料リンク集