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update-core.php
<?php /** * WordPress core upgrade functionality. * * @package WordPress * @subpackage Administration * @since 2.7.0 */ /** * Stores files to be deleted. * * @since 2.7.0 * @global array $_old_files * @var array * @name $_old_files */ global $_old_files; $_old_files = array( // 2.0 'wp-admin/import-b2.php', 'wp-admin/import-blogger.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/quicktags.js', 'wp-images/fade-butt.png', 'wp-images/get-firefox.png', 'wp-images/header-shadow.png', 'wp-images/smilies', 'wp-images/wp-small.png', 'wp-images/wpminilogo.png', 'wp.php', // 2.0.8 'wp-includes/js/tinymce/plugins/inlinepopups/readme.txt', // 2.1 'wp-admin/edit-form-ajax-cat.php', 'wp-admin/execute-pings.php', 'wp-admin/inline-uploading.php', 'wp-admin/link-categories.php', 'wp-admin/list-manipulation.js', 'wp-admin/list-manipulation.php', 'wp-includes/comment-functions.php', 'wp-includes/feed-functions.php', 'wp-includes/functions-compat.php', 'wp-includes/functions-formatting.php', 'wp-includes/functions-post.php', 'wp-includes/js/dbx-key.js', 'wp-includes/js/tinymce/plugins/autosave/langs/cs.js', 'wp-includes/js/tinymce/plugins/autosave/langs/sv.js', 'wp-includes/links.php', 'wp-includes/pluggable-functions.php', 'wp-includes/template-functions-author.php', 'wp-includes/template-functions-category.php', 'wp-includes/template-functions-general.php', 'wp-includes/template-functions-links.php', 'wp-includes/template-functions-post.php', 'wp-includes/wp-l10n.php', // 2.2 'wp-admin/cat-js.php', 'wp-admin/import/b2.php', 'wp-includes/js/autosave-js.php', 'wp-includes/js/list-manipulation-js.php', 'wp-includes/js/wp-ajax-js.php', // 2.3 'wp-admin/admin-db.php', 'wp-admin/cat.js', 'wp-admin/categories.js', 'wp-admin/custom-fields.js', 'wp-admin/dbx-admin-key.js', 'wp-admin/edit-comments.js', 'wp-admin/install-rtl.css', 'wp-admin/install.css', 'wp-admin/upgrade-schema.php', 'wp-admin/upload-functions.php', 'wp-admin/upload-rtl.css', 'wp-admin/upload.css', 'wp-admin/upload.js', 'wp-admin/users.js', 'wp-admin/widgets-rtl.css', 'wp-admin/widgets.css', 'wp-admin/xfn.js', 'wp-includes/js/tinymce/license.html', // 2.5 'wp-admin/css/upload.css', 'wp-admin/images/box-bg-left.gif', 'wp-admin/images/box-bg-right.gif', 'wp-admin/images/box-bg.gif', 'wp-admin/images/box-butt-left.gif', 'wp-admin/images/box-butt-right.gif', 'wp-admin/images/box-butt.gif', 'wp-admin/images/box-head-left.gif', 'wp-admin/images/box-head-right.gif', 'wp-admin/images/box-head.gif', 'wp-admin/images/heading-bg.gif', 'wp-admin/images/login-bkg-bottom.gif', 'wp-admin/images/login-bkg-tile.gif', 'wp-admin/images/notice.gif', 'wp-admin/images/toggle.gif', 'wp-admin/includes/upload.php', 'wp-admin/js/dbx-admin-key.js', 'wp-admin/js/link-cat.js', 'wp-admin/profile-update.php', 'wp-admin/templates.php', 'wp-includes/images/wlw/WpComments.png', 'wp-includes/images/wlw/WpIcon.png', 'wp-includes/images/wlw/WpWatermark.png', 'wp-includes/js/dbx.js', 'wp-includes/js/fat.js', 'wp-includes/js/list-manipulation.js', 'wp-includes/js/tinymce/langs/en.js', 'wp-includes/js/tinymce/plugins/autosave/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/autosave/langs', 'wp-includes/js/tinymce/plugins/directionality/images', 'wp-includes/js/tinymce/plugins/directionality/langs', 'wp-includes/js/tinymce/plugins/inlinepopups/css', 'wp-includes/js/tinymce/plugins/inlinepopups/images', 'wp-includes/js/tinymce/plugins/inlinepopups/jscripts', 'wp-includes/js/tinymce/plugins/paste/images', 'wp-includes/js/tinymce/plugins/paste/jscripts', 'wp-includes/js/tinymce/plugins/paste/langs', 'wp-includes/js/tinymce/plugins/spellchecker/classes/HttpClient.class.php', 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php', 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspell.class.php', 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php', 'wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css', 'wp-includes/js/tinymce/plugins/spellchecker/images', 'wp-includes/js/tinymce/plugins/spellchecker/langs', 'wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php', 'wp-includes/js/tinymce/plugins/wordpress/images', 'wp-includes/js/tinymce/plugins/wordpress/langs', 'wp-includes/js/tinymce/plugins/wordpress/wordpress.css', 'wp-includes/js/tinymce/plugins/wphelp', 'wp-includes/js/tinymce/themes/advanced/css', 'wp-includes/js/tinymce/themes/advanced/images', 'wp-includes/js/tinymce/themes/advanced/jscripts', 'wp-includes/js/tinymce/themes/advanced/langs', // 2.5.1 'wp-includes/js/tinymce/tiny_mce_gzip.php', // 2.6 'wp-admin/bookmarklet.php', 'wp-includes/js/jquery/jquery.dimensions.min.js', 'wp-includes/js/tinymce/plugins/wordpress/popups.css', 'wp-includes/js/wp-ajax.js', // 2.7 'wp-admin/css/press-this-ie-rtl.css', 'wp-admin/css/press-this-ie.css', 'wp-admin/css/upload-rtl.css', 'wp-admin/edit-form.php', 'wp-admin/images/comment-pill.gif', 'wp-admin/images/comment-stalk-classic.gif', 'wp-admin/images/comment-stalk-fresh.gif', 'wp-admin/images/comment-stalk-rtl.gif', 'wp-admin/images/del.png', 'wp-admin/images/gear.png', 'wp-admin/images/media-button-gallery.gif', 'wp-admin/images/media-buttons.gif', 'wp-admin/images/postbox-bg.gif', 'wp-admin/images/tab.png', 'wp-admin/images/tail.gif', 'wp-admin/js/forms.js', 'wp-admin/js/upload.js', 'wp-admin/link-import.php', 'wp-includes/images/audio.png', 'wp-includes/images/css.png', 'wp-includes/images/default.png', 'wp-includes/images/doc.png', 'wp-includes/images/exe.png', 'wp-includes/images/html.png', 'wp-includes/images/js.png', 'wp-includes/images/pdf.png', 'wp-includes/images/swf.png', 'wp-includes/images/tar.png', 'wp-includes/images/text.png', 'wp-includes/images/video.png', 'wp-includes/images/zip.png', 'wp-includes/js/tinymce/tiny_mce_config.php', 'wp-includes/js/tinymce/tiny_mce_ext.js', // 2.8 'wp-admin/js/users.js', 'wp-includes/js/swfupload/plugins/swfupload.documentready.js', 'wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js', 'wp-includes/js/swfupload/swfupload_f9.swf', 'wp-includes/js/tinymce/plugins/autosave', 'wp-includes/js/tinymce/plugins/paste/css', 'wp-includes/js/tinymce/utils/mclayer.js', 'wp-includes/js/tinymce/wordpress.css', // 2.8.5 'wp-admin/import/btt.php', 'wp-admin/import/jkw.php', // 2.9 'wp-admin/js/page.dev.js', 'wp-admin/js/page.js', 'wp-admin/js/set-post-thumbnail-handler.dev.js', 'wp-admin/js/set-post-thumbnail-handler.js', 'wp-admin/js/slug.dev.js', 'wp-admin/js/slug.js', 'wp-includes/gettext.php', 'wp-includes/js/tinymce/plugins/wordpress/js', 'wp-includes/streams.php', // MU 'README.txt', 'htaccess.dist', 'index-install.php', 'wp-admin/css/mu-rtl.css', 'wp-admin/css/mu.css', 'wp-admin/images/site-admin.png', 'wp-admin/includes/mu.php', 'wp-admin/wpmu-admin.php', 'wp-admin/wpmu-blogs.php', 'wp-admin/wpmu-edit.php', 'wp-admin/wpmu-options.php', 'wp-admin/wpmu-themes.php', 'wp-admin/wpmu-upgrade-site.php', 'wp-admin/wpmu-users.php', 'wp-includes/images/wordpress-mu.png', 'wp-includes/wpmu-default-filters.php', 'wp-includes/wpmu-functions.php', 'wpmu-settings.php', // 3.0 'wp-admin/categories.php', 'wp-admin/edit-category-form.php', 'wp-admin/edit-page-form.php', 'wp-admin/edit-pages.php', 'wp-admin/images/admin-header-footer.png', 'wp-admin/images/browse-happy.gif', 'wp-admin/images/ico-add.png', 'wp-admin/images/ico-close.png', 'wp-admin/images/ico-edit.png', 'wp-admin/images/ico-viewpage.png', 'wp-admin/images/fav-top.png', 'wp-admin/images/screen-options-left.gif', 'wp-admin/images/wp-logo-vs.gif', 'wp-admin/images/wp-logo.gif', 'wp-admin/import', 'wp-admin/js/wp-gears.dev.js', 'wp-admin/js/wp-gears.js', 'wp-admin/options-misc.php', 'wp-admin/page-new.php', 'wp-admin/page.php', 'wp-admin/rtl.css', 'wp-admin/rtl.dev.css', 'wp-admin/update-links.php', 'wp-admin/wp-admin.css', 'wp-admin/wp-admin.dev.css', 'wp-includes/js/codepress', 'wp-includes/js/codepress/engines/khtml.js', 'wp-includes/js/codepress/engines/older.js', 'wp-includes/js/jquery/autocomplete.dev.js', 'wp-includes/js/jquery/autocomplete.js', 'wp-includes/js/jquery/interface.js', 'wp-includes/js/scriptaculous/prototype.js', // Following file added back in 5.1 see #45645 //'wp-includes/js/tinymce/wp-tinymce.js', // 3.1 'wp-admin/edit-attachment-rows.php', 'wp-admin/edit-link-categories.php', 'wp-admin/edit-link-category-form.php', 'wp-admin/edit-post-rows.php', 'wp-admin/images/button-grad-active-vs.png', 'wp-admin/images/button-grad-vs.png', 'wp-admin/images/fav-arrow-vs-rtl.gif', 'wp-admin/images/fav-arrow-vs.gif', 'wp-admin/images/fav-top-vs.gif', 'wp-admin/images/list-vs.png', 'wp-admin/images/screen-options-right-up.gif', 'wp-admin/images/screen-options-right.gif', 'wp-admin/images/visit-site-button-grad-vs.gif', 'wp-admin/images/visit-site-button-grad.gif', 'wp-admin/link-category.php', 'wp-admin/sidebar.php', 'wp-includes/classes.php', 'wp-includes/js/tinymce/blank.htm', 'wp-includes/js/tinymce/plugins/media/css/content.css', 'wp-includes/js/tinymce/plugins/media/img', 'wp-includes/js/tinymce/plugins/safari', // 3.2 'wp-admin/images/logo-login.gif', 'wp-admin/images/star.gif', 'wp-admin/js/list-table.dev.js', 'wp-admin/js/list-table.js', 'wp-includes/default-embeds.php', 'wp-includes/js/tinymce/plugins/wordpress/img/help.gif', 'wp-includes/js/tinymce/plugins/wordpress/img/more.gif', 'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif', 'wp-includes/js/tinymce/themes/advanced/img/fm.gif', 'wp-includes/js/tinymce/themes/advanced/img/sflogo.png', // 3.3 'wp-admin/css/colors-classic-rtl.css', 'wp-admin/css/colors-classic-rtl.dev.css', 'wp-admin/css/colors-fresh-rtl.css', 'wp-admin/css/colors-fresh-rtl.dev.css', 'wp-admin/css/dashboard-rtl.dev.css', 'wp-admin/css/dashboard.dev.css', 'wp-admin/css/global-rtl.css', 'wp-admin/css/global-rtl.dev.css', 'wp-admin/css/global.css', 'wp-admin/css/global.dev.css', 'wp-admin/css/install-rtl.dev.css', 'wp-admin/css/login-rtl.dev.css', 'wp-admin/css/login.dev.css', 'wp-admin/css/ms.css', 'wp-admin/css/ms.dev.css', 'wp-admin/css/nav-menu-rtl.css', 'wp-admin/css/nav-menu-rtl.dev.css', 'wp-admin/css/nav-menu.css', 'wp-admin/css/nav-menu.dev.css', 'wp-admin/css/plugin-install-rtl.css', 'wp-admin/css/plugin-install-rtl.dev.css', 'wp-admin/css/plugin-install.css', 'wp-admin/css/plugin-install.dev.css', 'wp-admin/css/press-this-rtl.dev.css', 'wp-admin/css/press-this.dev.css', 'wp-admin/css/theme-editor-rtl.css', 'wp-admin/css/theme-editor-rtl.dev.css', 'wp-admin/css/theme-editor.css', 'wp-admin/css/theme-editor.dev.css', 'wp-admin/css/theme-install-rtl.css', 'wp-admin/css/theme-install-rtl.dev.css', 'wp-admin/css/theme-install.css', 'wp-admin/css/theme-install.dev.css', 'wp-admin/css/widgets-rtl.dev.css', 'wp-admin/css/widgets.dev.css', 'wp-admin/includes/internal-linking.php', 'wp-includes/images/admin-bar-sprite-rtl.png', 'wp-includes/js/jquery/ui.button.js', 'wp-includes/js/jquery/ui.core.js', 'wp-includes/js/jquery/ui.dialog.js', 'wp-includes/js/jquery/ui.draggable.js', 'wp-includes/js/jquery/ui.droppable.js', 'wp-includes/js/jquery/ui.mouse.js', 'wp-includes/js/jquery/ui.position.js', 'wp-includes/js/jquery/ui.resizable.js', 'wp-includes/js/jquery/ui.selectable.js', 'wp-includes/js/jquery/ui.sortable.js', 'wp-includes/js/jquery/ui.tabs.js', 'wp-includes/js/jquery/ui.widget.js', 'wp-includes/js/l10n.dev.js', 'wp-includes/js/l10n.js', 'wp-includes/js/tinymce/plugins/wplink/css', 'wp-includes/js/tinymce/plugins/wplink/img', 'wp-includes/js/tinymce/plugins/wplink/js', 'wp-includes/js/tinymce/themes/advanced/img/wpicons.png', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/butt2.png', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/button_bg.png', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/down_arrow.gif', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/fade-butt.png', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/separator.gif', // Don't delete, yet: 'wp-rss.php', // Don't delete, yet: 'wp-rdf.php', // Don't delete, yet: 'wp-rss2.php', // Don't delete, yet: 'wp-commentsrss2.php', // Don't delete, yet: 'wp-atom.php', // Don't delete, yet: 'wp-feed.php', // 3.4 'wp-admin/images/gray-star.png', 'wp-admin/images/logo-login.png', 'wp-admin/images/star.png', 'wp-admin/index-extra.php', 'wp-admin/network/index-extra.php', 'wp-admin/user/index-extra.php', 'wp-admin/images/screenshots/admin-flyouts.png', 'wp-admin/images/screenshots/coediting.png', 'wp-admin/images/screenshots/drag-and-drop.png', 'wp-admin/images/screenshots/help-screen.png', 'wp-admin/images/screenshots/media-icon.png', 'wp-admin/images/screenshots/new-feature-pointer.png', 'wp-admin/images/screenshots/welcome-screen.png', 'wp-includes/css/editor-buttons.css', 'wp-includes/css/editor-buttons.dev.css', 'wp-includes/js/tinymce/plugins/paste/blank.htm', 'wp-includes/js/tinymce/plugins/wordpress/css', 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js', 'wp-includes/js/tinymce/plugins/wordpress/img/embedded.png', 'wp-includes/js/tinymce/plugins/wordpress/img/more_bug.gif', 'wp-includes/js/tinymce/plugins/wordpress/img/page_bug.gif', 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js', 'wp-includes/js/tinymce/plugins/wpeditimage/css/editimage-rtl.css', 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js', 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.dev.js', 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js', 'wp-includes/js/tinymce/plugins/wpgallery/img/gallery.png', 'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js', // Don't delete, yet: 'wp-pass.php', // Don't delete, yet: 'wp-register.php', // 3.5 'wp-admin/gears-manifest.php', 'wp-admin/includes/manifest.php', 'wp-admin/images/archive-link.png', 'wp-admin/images/blue-grad.png', 'wp-admin/images/button-grad-active.png', 'wp-admin/images/button-grad.png', 'wp-admin/images/ed-bg-vs.gif', 'wp-admin/images/ed-bg.gif', 'wp-admin/images/fade-butt.png', 'wp-admin/images/fav-arrow-rtl.gif', 'wp-admin/images/fav-arrow.gif', 'wp-admin/images/fav-vs.png', 'wp-admin/images/fav.png', 'wp-admin/images/gray-grad.png', 'wp-admin/images/loading-publish.gif', 'wp-admin/images/logo-ghost.png', 'wp-admin/images/logo.gif', 'wp-admin/images/menu-arrow-frame-rtl.png', 'wp-admin/images/menu-arrow-frame.png', 'wp-admin/images/menu-arrows.gif', 'wp-admin/images/menu-bits-rtl-vs.gif', 'wp-admin/images/menu-bits-rtl.gif', 'wp-admin/images/menu-bits-vs.gif', 'wp-admin/images/menu-bits.gif', 'wp-admin/images/menu-dark-rtl-vs.gif', 'wp-admin/images/menu-dark-rtl.gif', 'wp-admin/images/menu-dark-vs.gif', 'wp-admin/images/menu-dark.gif', 'wp-admin/images/required.gif', 'wp-admin/images/screen-options-toggle-vs.gif', 'wp-admin/images/screen-options-toggle.gif', 'wp-admin/images/toggle-arrow-rtl.gif', 'wp-admin/images/toggle-arrow.gif', 'wp-admin/images/upload-classic.png', 'wp-admin/images/upload-fresh.png', 'wp-admin/images/white-grad-active.png', 'wp-admin/images/white-grad.png', 'wp-admin/images/widgets-arrow-vs.gif', 'wp-admin/images/widgets-arrow.gif', 'wp-admin/images/wpspin_dark.gif', 'wp-includes/images/upload.png', 'wp-includes/js/prototype.js', 'wp-includes/js/scriptaculous', 'wp-admin/css/wp-admin-rtl.dev.css', 'wp-admin/css/wp-admin.dev.css', 'wp-admin/css/media-rtl.dev.css', 'wp-admin/css/media.dev.css', 'wp-admin/css/colors-classic.dev.css', 'wp-admin/css/customize-controls-rtl.dev.css', 'wp-admin/css/customize-controls.dev.css', 'wp-admin/css/ie-rtl.dev.css', 'wp-admin/css/ie.dev.css', 'wp-admin/css/install.dev.css', 'wp-admin/css/colors-fresh.dev.css', 'wp-includes/js/customize-base.dev.js', 'wp-includes/js/json2.dev.js', 'wp-includes/js/comment-reply.dev.js', 'wp-includes/js/customize-preview.dev.js', 'wp-includes/js/wplink.dev.js', 'wp-includes/js/tw-sack.dev.js', 'wp-includes/js/wp-list-revisions.dev.js', 'wp-includes/js/autosave.dev.js', 'wp-includes/js/admin-bar.dev.js', 'wp-includes/js/quicktags.dev.js', 'wp-includes/js/wp-ajax-response.dev.js', 'wp-includes/js/wp-pointer.dev.js', 'wp-includes/js/hoverIntent.dev.js', 'wp-includes/js/colorpicker.dev.js', 'wp-includes/js/wp-lists.dev.js', 'wp-includes/js/customize-loader.dev.js', 'wp-includes/js/jquery/jquery.table-hotkeys.dev.js', 'wp-includes/js/jquery/jquery.color.dev.js', 'wp-includes/js/jquery/jquery.color.js', 'wp-includes/js/jquery/jquery.hotkeys.dev.js', 'wp-includes/js/jquery/jquery.form.dev.js', 'wp-includes/js/jquery/suggest.dev.js', 'wp-admin/js/xfn.dev.js', 'wp-admin/js/set-post-thumbnail.dev.js', 'wp-admin/js/comment.dev.js', 'wp-admin/js/theme.dev.js', 'wp-admin/js/cat.dev.js', 'wp-admin/js/password-strength-meter.dev.js', 'wp-admin/js/user-profile.dev.js', 'wp-admin/js/theme-preview.dev.js', 'wp-admin/js/post.dev.js', 'wp-admin/js/media-upload.dev.js', 'wp-admin/js/word-count.dev.js', 'wp-admin/js/plugin-install.dev.js', 'wp-admin/js/edit-comments.dev.js', 'wp-admin/js/media-gallery.dev.js', 'wp-admin/js/custom-fields.dev.js', 'wp-admin/js/custom-background.dev.js', 'wp-admin/js/common.dev.js', 'wp-admin/js/inline-edit-tax.dev.js', 'wp-admin/js/gallery.dev.js', 'wp-admin/js/utils.dev.js', 'wp-admin/js/widgets.dev.js', 'wp-admin/js/wp-fullscreen.dev.js', 'wp-admin/js/nav-menu.dev.js', 'wp-admin/js/dashboard.dev.js', 'wp-admin/js/link.dev.js', 'wp-admin/js/user-suggest.dev.js', 'wp-admin/js/postbox.dev.js', 'wp-admin/js/tags.dev.js', 'wp-admin/js/image-edit.dev.js', 'wp-admin/js/media.dev.js', 'wp-admin/js/customize-controls.dev.js', 'wp-admin/js/inline-edit-post.dev.js', 'wp-admin/js/categories.dev.js', 'wp-admin/js/editor.dev.js', 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.dev.js', 'wp-includes/js/tinymce/plugins/wpdialogs/js/popup.dev.js', 'wp-includes/js/tinymce/plugins/wpdialogs/js/wpdialog.dev.js', 'wp-includes/js/plupload/handlers.dev.js', 'wp-includes/js/plupload/wp-plupload.dev.js', 'wp-includes/js/swfupload/handlers.dev.js', 'wp-includes/js/jcrop/jquery.Jcrop.dev.js', 'wp-includes/js/jcrop/jquery.Jcrop.js', 'wp-includes/js/jcrop/jquery.Jcrop.css', 'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js', 'wp-includes/css/wp-pointer.dev.css', 'wp-includes/css/editor.dev.css', 'wp-includes/css/jquery-ui-dialog.dev.css', 'wp-includes/css/admin-bar-rtl.dev.css', 'wp-includes/css/admin-bar.dev.css', 'wp-includes/js/jquery/ui/jquery.effects.clip.min.js', 'wp-includes/js/jquery/ui/jquery.effects.scale.min.js', 'wp-includes/js/jquery/ui/jquery.effects.blind.min.js', 'wp-includes/js/jquery/ui/jquery.effects.core.min.js', 'wp-includes/js/jquery/ui/jquery.effects.shake.min.js', 'wp-includes/js/jquery/ui/jquery.effects.fade.min.js', 'wp-includes/js/jquery/ui/jquery.effects.explode.min.js', 'wp-includes/js/jquery/ui/jquery.effects.slide.min.js', 'wp-includes/js/jquery/ui/jquery.effects.drop.min.js', 'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js', 'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js', 'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js', 'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js', 'wp-includes/js/jquery/ui/jquery.effects.fold.min.js', 'wp-admin/images/screenshots/captions-1.png', 'wp-admin/images/screenshots/captions-2.png', 'wp-admin/images/screenshots/flex-header-1.png', 'wp-admin/images/screenshots/flex-header-2.png', 'wp-admin/images/screenshots/flex-header-3.png', 'wp-admin/images/screenshots/flex-header-media-library.png', 'wp-admin/images/screenshots/theme-customizer.png', 'wp-admin/images/screenshots/twitter-embed-1.png', 'wp-admin/images/screenshots/twitter-embed-2.png', 'wp-admin/js/utils.js', 'wp-admin/options-privacy.php', 'wp-app.php', 'wp-includes/class-wp-atom-server.php', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/ui.css', // 3.5.2 'wp-includes/js/swfupload/swfupload-all.js', // 3.6 'wp-admin/js/revisions-js.php', 'wp-admin/images/screenshots', 'wp-admin/js/categories.js', 'wp-admin/js/categories.min.js', 'wp-admin/js/custom-fields.js', 'wp-admin/js/custom-fields.min.js', // 3.7 'wp-admin/js/cat.js', 'wp-admin/js/cat.min.js', 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.min.js', // 3.8 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/page_bug.gif', 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/more_bug.gif', 'wp-includes/js/thickbox/tb-close-2x.png', 'wp-includes/js/thickbox/tb-close.png', 'wp-includes/images/wpmini-blue-2x.png', 'wp-includes/images/wpmini-blue.png', 'wp-admin/css/colors-fresh.css', 'wp-admin/css/colors-classic.css', 'wp-admin/css/colors-fresh.min.css', 'wp-admin/css/colors-classic.min.css', 'wp-admin/js/about.min.js', 'wp-admin/js/about.js', 'wp-admin/images/arrows-dark-vs-2x.png', 'wp-admin/images/wp-logo-vs.png', 'wp-admin/images/arrows-dark-vs.png', 'wp-admin/images/wp-logo.png', 'wp-admin/images/arrows-pr.png', 'wp-admin/images/arrows-dark.png', 'wp-admin/images/press-this.png', 'wp-admin/images/press-this-2x.png', 'wp-admin/images/arrows-vs-2x.png', 'wp-admin/images/welcome-icons.png', 'wp-admin/images/wp-logo-2x.png', 'wp-admin/images/stars-rtl-2x.png', 'wp-admin/images/arrows-dark-2x.png', 'wp-admin/images/arrows-pr-2x.png', 'wp-admin/images/menu-shadow-rtl.png', 'wp-admin/images/arrows-vs.png', 'wp-admin/images/about-search-2x.png', 'wp-admin/images/bubble_bg-rtl-2x.gif', 'wp-admin/images/wp-badge-2x.png', 'wp-admin/images/wordpress-logo-2x.png', 'wp-admin/images/bubble_bg-rtl.gif', 'wp-admin/images/wp-badge.png', 'wp-admin/images/menu-shadow.png', 'wp-admin/images/about-globe-2x.png', 'wp-admin/images/welcome-icons-2x.png', 'wp-admin/images/stars-rtl.png', 'wp-admin/images/wp-logo-vs-2x.png', 'wp-admin/images/about-updates-2x.png', // 3.9 'wp-admin/css/colors.css', 'wp-admin/css/colors.min.css', 'wp-admin/css/colors-rtl.css', 'wp-admin/css/colors-rtl.min.css', // Following files added back in 4.5 see #36083 // 'wp-admin/css/media-rtl.min.css', // 'wp-admin/css/media.min.css', // 'wp-admin/css/farbtastic-rtl.min.css', 'wp-admin/images/lock-2x.png', 'wp-admin/images/lock.png', 'wp-admin/js/theme-preview.js', 'wp-admin/js/theme-install.min.js', 'wp-admin/js/theme-install.js', 'wp-admin/js/theme-preview.min.js', 'wp-includes/js/plupload/plupload.html4.js', 'wp-includes/js/plupload/plupload.html5.js', 'wp-includes/js/plupload/changelog.txt', 'wp-includes/js/plupload/plupload.silverlight.js', 'wp-includes/js/plupload/plupload.flash.js', // Added back in 4.9 [41328], see #41755 // 'wp-includes/js/plupload/plupload.js', 'wp-includes/js/tinymce/plugins/spellchecker', 'wp-includes/js/tinymce/plugins/inlinepopups', 'wp-includes/js/tinymce/plugins/media/js', 'wp-includes/js/tinymce/plugins/media/css', 'wp-includes/js/tinymce/plugins/wordpress/img', 'wp-includes/js/tinymce/plugins/wpdialogs/js', 'wp-includes/js/tinymce/plugins/wpeditimage/img', 'wp-includes/js/tinymce/plugins/wpeditimage/js', 'wp-includes/js/tinymce/plugins/wpeditimage/css', 'wp-includes/js/tinymce/plugins/wpgallery/img', 'wp-includes/js/tinymce/plugins/wpfullscreen/css', 'wp-includes/js/tinymce/plugins/paste/js', 'wp-includes/js/tinymce/themes/advanced', 'wp-includes/js/tinymce/tiny_mce.js', 'wp-includes/js/tinymce/mark_loaded_src.js', 'wp-includes/js/tinymce/wp-tinymce-schema.js', 'wp-includes/js/tinymce/plugins/media/editor_plugin.js', 'wp-includes/js/tinymce/plugins/media/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/media/media.htm', 'wp-includes/js/tinymce/plugins/wpview/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wpview/editor_plugin.js', 'wp-includes/js/tinymce/plugins/directionality/editor_plugin.js', 'wp-includes/js/tinymce/plugins/directionality/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wpeditimage/editimage.html', 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/fullscreen/fullscreen.htm', 'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wplink/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wplink/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.js', 'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin.js', 'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.js', 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/paste/editor_plugin.js', 'wp-includes/js/tinymce/plugins/paste/pasteword.htm', 'wp-includes/js/tinymce/plugins/paste/editor_plugin_src.js', 'wp-includes/js/tinymce/plugins/paste/pastetext.htm', 'wp-includes/js/tinymce/langs/wp-langs.php', // 4.1 'wp-includes/js/jquery/ui/jquery.ui.accordion.min.js', 'wp-includes/js/jquery/ui/jquery.ui.autocomplete.min.js', 'wp-includes/js/jquery/ui/jquery.ui.button.min.js', 'wp-includes/js/jquery/ui/jquery.ui.core.min.js', 'wp-includes/js/jquery/ui/jquery.ui.datepicker.min.js', 'wp-includes/js/jquery/ui/jquery.ui.dialog.min.js', 'wp-includes/js/jquery/ui/jquery.ui.draggable.min.js', 'wp-includes/js/jquery/ui/jquery.ui.droppable.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-blind.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-bounce.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-clip.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-drop.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-explode.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-fade.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-fold.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-highlight.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-pulsate.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-scale.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-shake.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-slide.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect-transfer.min.js', 'wp-includes/js/jquery/ui/jquery.ui.effect.min.js', 'wp-includes/js/jquery/ui/jquery.ui.menu.min.js', 'wp-includes/js/jquery/ui/jquery.ui.mouse.min.js', 'wp-includes/js/jquery/ui/jquery.ui.position.min.js', 'wp-includes/js/jquery/ui/jquery.ui.progressbar.min.js', 'wp-includes/js/jquery/ui/jquery.ui.resizable.min.js', 'wp-includes/js/jquery/ui/jquery.ui.selectable.min.js', 'wp-includes/js/jquery/ui/jquery.ui.slider.min.js', 'wp-includes/js/jquery/ui/jquery.ui.sortable.min.js', 'wp-includes/js/jquery/ui/jquery.ui.spinner.min.js', 'wp-includes/js/jquery/ui/jquery.ui.tabs.min.js', 'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js', 'wp-includes/js/jquery/ui/jquery.ui.widget.min.js', 'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png', // 4.3 'wp-admin/js/wp-fullscreen.js', 'wp-admin/js/wp-fullscreen.min.js', 'wp-includes/js/tinymce/wp-mce-help.php', 'wp-includes/js/tinymce/plugins/wpfullscreen', // 4.5 'wp-includes/theme-compat/comments-popup.php', // 4.6 'wp-admin/includes/class-wp-automatic-upgrader.php', // Wrong file name, see #37628. // 4.8 'wp-includes/js/tinymce/plugins/wpembed', 'wp-includes/js/tinymce/plugins/media/moxieplayer.swf', 'wp-includes/js/tinymce/skins/lightgray/fonts/readme.md', 'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce-small.json', 'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce.json', 'wp-includes/js/tinymce/skins/lightgray/skin.ie7.min.css', // 4.9 'wp-admin/css/press-this-editor-rtl.css', 'wp-admin/css/press-this-editor-rtl.min.css', 'wp-admin/css/press-this-editor.css', 'wp-admin/css/press-this-editor.min.css', 'wp-admin/css/press-this-rtl.css', 'wp-admin/css/press-this-rtl.min.css', 'wp-admin/css/press-this.css', 'wp-admin/css/press-this.min.css', 'wp-admin/includes/class-wp-press-this.php', 'wp-admin/js/bookmarklet.js', 'wp-admin/js/bookmarklet.min.js', 'wp-admin/js/press-this.js', 'wp-admin/js/press-this.min.js', 'wp-includes/js/mediaelement/background.png', 'wp-includes/js/mediaelement/bigplay.png', 'wp-includes/js/mediaelement/bigplay.svg', 'wp-includes/js/mediaelement/controls.png', 'wp-includes/js/mediaelement/controls.svg', 'wp-includes/js/mediaelement/flashmediaelement.swf', 'wp-includes/js/mediaelement/froogaloop.min.js', 'wp-includes/js/mediaelement/jumpforward.png', 'wp-includes/js/mediaelement/loading.gif', 'wp-includes/js/mediaelement/silverlightmediaelement.xap', 'wp-includes/js/mediaelement/skipback.png', 'wp-includes/js/plupload/plupload.flash.swf', 'wp-includes/js/plupload/plupload.full.min.js', 'wp-includes/js/plupload/plupload.silverlight.xap', 'wp-includes/js/swfupload/plugins', 'wp-includes/js/swfupload/swfupload.swf', // 4.9.2 'wp-includes/js/mediaelement/lang', 'wp-includes/js/mediaelement/lang/ca.js', 'wp-includes/js/mediaelement/lang/cs.js', 'wp-includes/js/mediaelement/lang/de.js', 'wp-includes/js/mediaelement/lang/es.js', 'wp-includes/js/mediaelement/lang/fa.js', 'wp-includes/js/mediaelement/lang/fr.js', 'wp-includes/js/mediaelement/lang/hr.js', 'wp-includes/js/mediaelement/lang/hu.js', 'wp-includes/js/mediaelement/lang/it.js', 'wp-includes/js/mediaelement/lang/ja.js', 'wp-includes/js/mediaelement/lang/ko.js', 'wp-includes/js/mediaelement/lang/nl.js', 'wp-includes/js/mediaelement/lang/pl.js', 'wp-includes/js/mediaelement/lang/pt.js', 'wp-includes/js/mediaelement/lang/ro.js', 'wp-includes/js/mediaelement/lang/ru.js', 'wp-includes/js/mediaelement/lang/sk.js', 'wp-includes/js/mediaelement/lang/sv.js', 'wp-includes/js/mediaelement/lang/uk.js', 'wp-includes/js/mediaelement/lang/zh-cn.js', 'wp-includes/js/mediaelement/lang/zh.js', 'wp-includes/js/mediaelement/mediaelement-flash-audio-ogg.swf', 'wp-includes/js/mediaelement/mediaelement-flash-audio.swf', 'wp-includes/js/mediaelement/mediaelement-flash-video-hls.swf', 'wp-includes/js/mediaelement/mediaelement-flash-video-mdash.swf', 'wp-includes/js/mediaelement/mediaelement-flash-video.swf', 'wp-includes/js/mediaelement/renderers/dailymotion.js', 'wp-includes/js/mediaelement/renderers/dailymotion.min.js', 'wp-includes/js/mediaelement/renderers/facebook.js', 'wp-includes/js/mediaelement/renderers/facebook.min.js', 'wp-includes/js/mediaelement/renderers/soundcloud.js', 'wp-includes/js/mediaelement/renderers/soundcloud.min.js', 'wp-includes/js/mediaelement/renderers/twitch.js', 'wp-includes/js/mediaelement/renderers/twitch.min.js', // 5.0 'wp-includes/js/codemirror/jshint.js', // 5.1 'wp-includes/random_compat/random_bytes_openssl.php', 'wp-includes/js/tinymce/wp-tinymce.js.gz', ); /** * Stores new files in wp-content to copy * * The contents of this array indicate any new bundled plugins/themes which * should be installed with the WordPress Upgrade. These items will not be * re-installed in future upgrades, this behaviour is controlled by the * introduced version present here being older than the current installed version. * * The content of this array should follow the following format: * Filename (relative to wp-content) => Introduced version * Directories should be noted by suffixing it with a trailing slash (/) * * @since 3.2.0 * @since 4.7.0 New themes were not automatically installed for 4.4-4.6 on * upgrade. New themes are now installed again. To disable new * themes from being installed on upgrade, explicitly define * CORE_UPGRADE_SKIP_NEW_BUNDLED as false. * @global array $_new_bundled_files * @var array * @name $_new_bundled_files */ global $_new_bundled_files; $_new_bundled_files = array( 'plugins/akismet/' => '2.0', 'themes/twentyten/' => '3.0', 'themes/twentyeleven/' => '3.2', 'themes/twentytwelve/' => '3.5', 'themes/twentythirteen/' => '3.6', 'themes/twentyfourteen/' => '3.8', 'themes/twentyfifteen/' => '4.1', 'themes/twentysixteen/' => '4.4', 'themes/twentyseventeen/' => '4.7', 'themes/twentynineteen/' => '5.0', ); /** * Upgrades the core of WordPress. * * This will create a .maintenance file at the base of the WordPress directory * to ensure that people can not access the web site, when the files are being * copied to their locations. * * The files in the `$_old_files` list will be removed and the new files * copied from the zip file after the database is upgraded. * * The files in the `$_new_bundled_files` list will be added to the installation * if the version is greater than or equal to the old version being upgraded. * * The steps for the upgrader for after the new release is downloaded and * unzipped is: * 1. Test unzipped location for select files to ensure that unzipped worked. * 2. Create the .maintenance file in current WordPress base. * 3. Copy new WordPress directory over old WordPress files. * 4. Upgrade WordPress to new version. * 4.1. Copy all files/folders other than wp-content * 4.2. Copy any language files to WP_LANG_DIR (which may differ from WP_CONTENT_DIR * 4.3. Copy any new bundled themes/plugins to their respective locations * 5. Delete new WordPress directory path. * 6. Delete .maintenance file. * 7. Remove old files. * 8. Delete 'update_core' option. * * There are several areas of failure. For instance if PHP times out before step * 6, then you will not be able to access any portion of your site. Also, since * the upgrade will not continue where it left off, you will not be able to * automatically remove old files and remove the 'update_core' option. This * isn't that bad. * * If the copy of the new WordPress over the old fails, then the worse is that * the new WordPress directory will remain. * * If it is assumed that every file will be copied over, including plugins and * themes, then if you edit the default theme, you should rename it, so that * your changes remain. * * @since 2.7.0 * * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. * @global array $_old_files * @global array $_new_bundled_files * @global wpdb $wpdb * @global string $wp_version * @global string $required_php_version * @global string $required_mysql_version * * @param string $from New release unzipped path. * @param string $to Path to old WordPress installation. * @return WP_Error|null WP_Error on failure, null on success. */ function update_core( $from, $to ) { global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb; @set_time_limit( 300 ); /** * Filters feedback messages displayed during the core update process. * * The filter is first evaluated after the zip file for the latest version * has been downloaded and unzipped. It is evaluated five more times during * the process: * * 1. Before WordPress begins the core upgrade process. * 2. Before Maintenance Mode is enabled. * 3. Before WordPress begins copying over the necessary files. * 4. Before Maintenance Mode is disabled. * 5. Before the database is upgraded. * * @since 2.5.0 * * @param string $feedback The core update feedback messages. */ apply_filters( 'update_feedback', __( 'Verifying the unpacked files…' ) ); // Sanity check the unzipped distribution. $distro = ''; $roots = array( '/wordpress/', '/wordpress-mu/' ); foreach ( $roots as $root ) { if ( $wp_filesystem->exists( $from . $root . 'readme.html' ) && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' ) ) { $distro = $root; break; } } if ( ! $distro ) { $wp_filesystem->delete( $from, true ); return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) ); } /* * Import $wp_version, $required_php_version, and $required_mysql_version from the new version. * DO NOT globalise any variables imported from `version-current.php` in this function. * * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8 */ $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php'; if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) { $wp_filesystem->delete( $from, true ); return new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' ); } $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE ); require( WP_CONTENT_DIR . '/upgrade/version-current.php' ); $wp_filesystem->delete( $versions_file ); $php_version = phpversion(); $mysql_version = $wpdb->db_version(); $old_wp_version = $GLOBALS['wp_version']; // The version of WordPress we're updating from $development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // a dash in the version indicates a Development release $php_compat = version_compare( $php_version, $required_php_version, '>=' ); if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) { $mysql_compat = true; } else { $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' ); } if ( ! $mysql_compat || ! $php_compat ) { $wp_filesystem->delete( $from, true ); } if ( ! $mysql_compat && ! $php_compat ) { return new WP_Error( 'php_mysql_not_compatible', sprintf( __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.' ), $wp_version, $required_php_version, $required_mysql_version, $php_version, $mysql_version ) ); } elseif ( ! $php_compat ) { return new WP_Error( 'php_not_compatible', sprintf( __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ), $wp_version, $required_php_version, $php_version ) ); } elseif ( ! $mysql_compat ) { return new WP_Error( 'mysql_not_compatible', sprintf( __( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ), $wp_version, $required_mysql_version, $mysql_version ) ); } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Preparing to install the latest version…' ) ); // Don't copy wp-content, we'll deal with that below // We also copy version.php last so failed updates report their old version $skip = array( 'wp-content', 'wp-includes/version.php' ); $check_is_writable = array(); // Check to see which files don't really need updating - only available for 3.7 and higher if ( function_exists( 'get_core_checksums' ) ) { // Find the local version of the working directory $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro; $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' ); if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) { $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2 } if ( is_array( $checksums ) ) { foreach ( $checksums as $file => $checksum ) { if ( 'wp-content' == substr( $file, 0, 10 ) ) { continue; } if ( ! file_exists( ABSPATH . $file ) ) { continue; } if ( ! file_exists( $working_dir_local . $file ) ) { continue; } if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ) ) ) { continue; } if ( md5_file( ABSPATH . $file ) === $checksum ) { $skip[] = $file; } else { $check_is_writable[ $file ] = ABSPATH . $file; } } } } // If we're using the direct method, we can predict write failures that are due to permissions. if ( $check_is_writable && 'direct' === $wp_filesystem->method ) { $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) ); if ( $files_writable !== $check_is_writable ) { $files_not_writable = array_diff_key( $check_is_writable, $files_writable ); foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) { // If the writable check failed, chmod file to 0644 and try again, same as copy_dir(). $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE ); if ( $wp_filesystem->is_writable( $file_not_writable ) ) { unset( $files_not_writable[ $relative_file_not_writable ] ); } } // Store package-relative paths (the key) of non-writable files in the WP_Error object. $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : ''; if ( $files_not_writable ) { return new WP_Error( 'files_not_writable', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), implode( ', ', $error_data ) ); } } } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Enabling Maintenance mode…' ) ); // Create maintenance file to signal that we are upgrading $maintenance_string = '<?php $upgrading = ' . time() . '; ?>'; $maintenance_file = $to . '.maintenance'; $wp_filesystem->delete( $maintenance_file ); $wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE ); /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Copying the required files…' ) ); // Copy new versions of WP files into place. $result = _copy_dir( $from . $distro, $to, $skip ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code(), $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); } // Since we know the core files have copied over, we can now copy the version file if ( ! is_wp_error( $result ) ) { if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) { $wp_filesystem->delete( $from, true ); $result = new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' ); } $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE ); } // Check to make sure everything copied correctly, ignoring the contents of wp-content $skip = array( 'wp-content' ); $failed = array(); if ( isset( $checksums ) && is_array( $checksums ) ) { foreach ( $checksums as $file => $checksum ) { if ( 'wp-content' == substr( $file, 0, 10 ) ) { continue; } if ( ! file_exists( $working_dir_local . $file ) ) { continue; } if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ) ) ) { $skip[] = $file; continue; } if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) == $checksum ) { $skip[] = $file; } else { $failed[] = $file; } } } // Some files didn't copy properly if ( ! empty( $failed ) ) { $total_size = 0; foreach ( $failed as $file ) { if ( file_exists( $working_dir_local . $file ) ) { $total_size += filesize( $working_dir_local . $file ); } } // If we don't have enough free space, it isn't worth trying again. // Unlikely to be hit due to the check in unzip_file(). $available_space = @disk_free_space( ABSPATH ); if ( $available_space && $total_size >= $available_space ) { $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) ); } else { $result = _copy_dir( $from . $distro, $to, $skip ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code() . '_retry', $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); } } } // Custom Content Directory needs updating now. // Copy Languages if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) { if ( WP_LANG_DIR != ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) { $lang_dir = WP_LANG_DIR; } else { $lang_dir = WP_CONTENT_DIR . '/languages'; } if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) { // Check the language directory exists first $wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR ); // If it's within the ABSPATH we can handle it here, otherwise they're out of luck. clearstatcache(); // for FTP, Need to clear the stat cache } if ( @is_dir( $lang_dir ) ) { $wp_lang_dir = $wp_filesystem->find_folder( $lang_dir ); if ( $wp_lang_dir ) { $result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code() . '_languages', $result->get_error_message(), substr( $result->get_error_data(), strlen( $wp_lang_dir ) ) ); } } } } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Disabling Maintenance mode…' ) ); // Remove maintenance file, we're done with potential site-breaking changes $wp_filesystem->delete( $maintenance_file ); // 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users, preventing installation of Twenty Twelve. if ( '3.5' == $old_wp_version ) { if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' ) && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' ) ) { $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' ); } } // Copy New bundled plugins & themes // This gives us the ability to install new plugins & themes bundled with future versions of WordPress whilst avoiding the re-install upon upgrade issue. // $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated if ( ! is_wp_error( $result ) && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) { foreach ( (array) $_new_bundled_files as $file => $introduced_version ) { // If a $development_build or if $introduced version is greater than what the site was previously running if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) { $directory = ( '/' == $file[ strlen( $file ) - 1 ] ); list($type, $filename) = explode( '/', $file, 2 ); // Check to see if the bundled items exist before attempting to copy them if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) { continue; } if ( 'plugins' == $type ) { $dest = $wp_filesystem->wp_plugins_dir(); } elseif ( 'themes' == $type ) { $dest = trailingslashit( $wp_filesystem->wp_themes_dir() ); // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2 } else { continue; } if ( ! $directory ) { if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) { continue; } if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) { $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename ); } } else { if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) { continue; } $wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR ); $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename ); // If a error occurs partway through this final step, keep the error flowing through, but keep process going. if ( is_wp_error( $_result ) ) { if ( ! is_wp_error( $result ) ) { $result = new WP_Error; } $result->add( $_result->get_error_code() . "_$type", $_result->get_error_message(), substr( $_result->get_error_data(), strlen( $dest ) ) ); } } } } //end foreach } // Handle $result error from the above blocks if ( is_wp_error( $result ) ) { $wp_filesystem->delete( $from, true ); return $result; } // Remove old files foreach ( $_old_files as $old_file ) { $old_file = $to . $old_file; if ( ! $wp_filesystem->exists( $old_file ) ) { continue; } // If the file isn't deleted, try writing an empty string to the file instead. if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) { $wp_filesystem->put_contents( $old_file, '' ); } } // Remove any Genericons example.html's from the filesystem _upgrade_422_remove_genericons(); // Remove the REST API plugin if its version is Beta 4 or lower _upgrade_440_force_deactivate_incompatible_plugins(); // Upgrade DB with separate request /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Upgrading database…' ) ); $db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' ); wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) ); // Clear the cache to prevent an update_option() from saving a stale db_version to the cache wp_cache_flush(); // (Not all cache back ends listen to 'flush') wp_cache_delete( 'alloptions', 'options' ); // Remove working directory $wp_filesystem->delete( $from, true ); // Force refresh of update information if ( function_exists( 'delete_site_transient' ) ) { delete_site_transient( 'update_core' ); } else { delete_option( 'update_core' ); } /** * Fires after WordPress core has been successfully updated. * * @since 3.3.0 * * @param string $wp_version The current WordPress version. */ do_action( '_core_updated_successfully', $wp_version ); // Clear the option that blocks auto updates after failures, now that we've been successful. if ( function_exists( 'delete_site_option' ) ) { delete_site_option( 'auto_core_update_failed' ); } return $wp_version; } /** * Copies a directory from one location to another via the WordPress Filesystem Abstraction. * Assumes that WP_Filesystem() has already been called and setup. * * This is a temporary function for the 3.1 -> 3.2 upgrade, as well as for those upgrading to * 3.7+ * * @ignore * @since 3.2.0 * @since 3.7.0 Updated not to use a regular expression for the skip list * @see copy_dir() * * @global WP_Filesystem_Base $wp_filesystem * * @param string $from source directory * @param string $to destination directory * @param array $skip_list a list of files/folders to skip copying * @return mixed WP_Error on failure, True on success. */ function _copy_dir( $from, $to, $skip_list = array() ) { global $wp_filesystem; $dirlist = $wp_filesystem->dirlist( $from ); $from = trailingslashit( $from ); $to = trailingslashit( $to ); foreach ( (array) $dirlist as $filename => $fileinfo ) { if ( in_array( $filename, $skip_list ) ) { continue; } if ( 'f' == $fileinfo['type'] ) { if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) { // If copy failed, chmod file to 0644 and try again. $wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE ); if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) { return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename ); } } } elseif ( 'd' == $fileinfo['type'] ) { if ( ! $wp_filesystem->is_dir( $to . $filename ) ) { if ( ! $wp_filesystem->mkdir( $to . $filename, FS_CHMOD_DIR ) ) { return new WP_Error( 'mkdir_failed__copy_dir', __( 'Could not create directory.' ), $to . $filename ); } } /* * Generate the $sub_skip_list for the subdirectory as a sub-set * of the existing $skip_list. */ $sub_skip_list = array(); foreach ( $skip_list as $skip_item ) { if ( 0 === strpos( $skip_item, $filename . '/' ) ) { $sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item ); } } $result = _copy_dir( $from . $filename, $to . $filename, $sub_skip_list ); if ( is_wp_error( $result ) ) { return $result; } } } return true; } /** * Redirect to the About WordPress page after a successful upgrade. * * This function is only needed when the existing installation is older than 3.4.0. * * @since 3.3.0 * * @global string $wp_version * @global string $pagenow * @global string $action * * @param string $new_version */ function _redirect_to_about_wordpress( $new_version ) { global $wp_version, $pagenow, $action; if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) { return; } // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts. if ( 'update-core.php' != $pagenow ) { return; } if ( 'do-core-upgrade' != $action && 'do-core-reinstall' != $action ) { return; } // Load the updated default text localization domain for new strings. load_default_textdomain(); // See do_core_upgrade() show_message( __( 'WordPress updated successfully' ) ); // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional. show_message( '<span class="hide-if-no-js">' . sprintf( __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ), $new_version, 'about.php?updated' ) . '</span>' ); show_message( '<span class="hide-if-js">' . sprintf( __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ), $new_version, 'about.php?updated' ) . '</span>' ); echo '</div>'; ?> <script type="text/javascript"> window.location = 'about.php?updated'; </script> <?php // Include admin-footer.php and exit. include( ABSPATH . 'wp-admin/admin-footer.php' ); exit(); } /** * Cleans up Genericons example files. * * @since 4.2.2 * * @global array $wp_theme_directories * @global WP_Filesystem_Base $wp_filesystem */ function _upgrade_422_remove_genericons() { global $wp_theme_directories, $wp_filesystem; // A list of the affected files using the filesystem absolute paths. $affected_files = array(); // Themes foreach ( $wp_theme_directories as $directory ) { $affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory ); $affected_files = array_merge( $affected_files, $affected_theme_files ); } // Plugins $affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR ); $affected_files = array_merge( $affected_files, $affected_plugin_files ); foreach ( $affected_files as $file ) { $gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) ); if ( empty( $gen_dir ) ) { continue; } // The path when the file is accessed via WP_Filesystem may differ in the case of FTP $remote_file = $gen_dir . basename( $file ); if ( ! $wp_filesystem->exists( $remote_file ) ) { continue; } if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) { $wp_filesystem->put_contents( $remote_file, '' ); } } } /** * Recursively find Genericons example files in a given folder. * * @ignore * @since 4.2.2 * * @param string $directory Directory path. Expects trailingslashed. * @return array */ function _upgrade_422_find_genericons_files_in_folder( $directory ) { $directory = trailingslashit( $directory ); $files = array(); if ( file_exists( "{$directory}example.html" ) && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' ) ) { $files[] = "{$directory}example.html"; } $dirs = glob( $directory . '*', GLOB_ONLYDIR ); if ( $dirs ) { foreach ( $dirs as $dir ) { $files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) ); } } return $files; } /** * @ignore * @since 4.4.0 */ function _upgrade_440_force_deactivate_incompatible_plugins() { if ( defined( 'REST_API_VERSION' ) && version_compare( REST_API_VERSION, '2.0-beta4', '<=' ) ) { deactivate_plugins( array( 'rest-api/plugin.php' ), true ); } }
Edit
Rename
Chmod
Delete
FILE
FOLDER
Name
Size
Permission
Action
admin-filters.php
6629 bytes
0644
admin.php
3002 bytes
0644
ajax-actions.php
132859 bytes
0644
bookmark.php
9247 bytes
0644
class-automatic-upgrader-skin.php
3146 bytes
0644
class-bulk-plugin-upgrader-skin.php
2056 bytes
0644
class-bulk-theme-upgrader-skin.php
2091 bytes
0644
class-bulk-upgrader-skin.php
5306 bytes
0644
class-core-upgrader.php
13723 bytes
0644
class-file-upload-upgrader.php
3371 bytes
0644
class-ftp-pure.php
5399 bytes
0644
class-ftp-sockets.php
8448 bytes
0644
class-ftp.php
27106 bytes
0644
class-language-pack-upgrader-skin.php
2365 bytes
0644
class-language-pack-upgrader.php
14724 bytes
0644
class-pclzip.php
195795 bytes
0644
class-plugin-installer-skin.php
4459 bytes
0644
class-plugin-upgrader-skin.php
2681 bytes
0644
class-plugin-upgrader.php
15183 bytes
0644
class-theme-installer-skin.php
4430 bytes
0644
class-theme-upgrader-skin.php
3845 bytes
0644
class-theme-upgrader.php
20286 bytes
0644
class-walker-category-checklist.php
4255 bytes
0644
class-walker-nav-menu-checklist.php
5015 bytes
0644
class-walker-nav-menu-edit.php
11685 bytes
0644
class-wp-ajax-upgrader-skin.php
3038 bytes
0644
class-wp-automatic-updater.php
35571 bytes
0644
class-wp-comments-list-table.php
27231 bytes
0644
class-wp-community-events.php
15952 bytes
0644
class-wp-filesystem-base.php
22512 bytes
0644
class-wp-filesystem-direct.php
11667 bytes
0644
class-wp-filesystem-ftpext.php
13978 bytes
0644
class-wp-filesystem-ftpsockets.php
10875 bytes
0644
class-wp-filesystem-ssh2.php
15430 bytes
0644
class-wp-importer.php
7522 bytes
0644
class-wp-internal-pointers.php
5508 bytes
0644
class-wp-links-list-table.php
7751 bytes
0644
class-wp-list-table-compat.php
1071 bytes
0644
class-wp-list-table.php
38031 bytes
0644
class-wp-media-list-table.php
22911 bytes
0644
class-wp-ms-sites-list-table.php
15848 bytes
0644
class-wp-ms-themes-list-table.php
20538 bytes
0644
class-wp-ms-users-list-table.php
13093 bytes
0644
class-wp-plugin-install-list-table.php
22476 bytes
0644
class-wp-plugins-list-table.php
33821 bytes
0644
class-wp-post-comments-list-table.php
1472 bytes
0644
class-wp-posts-list-table.php
54589 bytes
0644
class-wp-screen.php
35126 bytes
0644
class-wp-site-icon.php
6123 bytes
0644
class-wp-terms-list-table.php
18373 bytes
0644
class-wp-theme-install-list-table.php
15237 bytes
0644
class-wp-themes-list-table.php
9438 bytes
0644
class-wp-upgrader-skin.php
5162 bytes
0644
class-wp-upgrader-skins.php
1456 bytes
0644
class-wp-upgrader.php
34590 bytes
0644
class-wp-users-list-table.php
17541 bytes
0644
comment.php
6060 bytes
0644
continents-cities.php
20750 bytes
0644
credits.php
2208 bytes
0644
dashboard.php
60256 bytes
0644
deprecated.php
39173 bytes
0644
edit-tag-messages.php
1412 bytes
0644
export.php
23410 bytes
0644
file.php
84918 bytes
0644
image-edit.php
34708 bytes
0644
image.php
22910 bytes
0644
import.php
6694 bytes
0644
list-table.php
2779 bytes
0644
media.php
109472 bytes
0644
menu.php
9114 bytes
0644
meta-boxes.php
61157 bytes
0644
misc.php
71863 bytes
0644
ms-admin-filters.php
1370 bytes
0644
ms-deprecated.php
2860 bytes
0644
ms.php
34458 bytes
0644
nav-menu.php
44314 bytes
0644
network.php
24150 bytes
0644
noop.php
1231 bytes
0644
options.php
3838 bytes
0644
plugin-install.php
33586 bytes
0644
plugin.php
72510 bytes
0644
post.php
74418 bytes
0644
revision.php
15669 bytes
0644
schema.php
41614 bytes
0644
screen.php
6214 bytes
0644
taxonomy.php
7914 bytes
0644
template.php
87923 bytes
0644
theme-install.php
6559 bytes
0644
theme.php
29770 bytes
0644
translation-install.php
8613 bytes
0644
update-core.php
57213 bytes
0644
update.php
26139 bytes
0644
upgrade.php
101705 bytes
0644
user.php
52125 bytes
0644
widgets.php
10628 bytes
0644
N4ST4R_ID | Naxtarrr
