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<?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',
    
// Added back in 5.3 [45448], see #43895.
    // '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',
    
// 5.3
    
'wp-includes/js/wp-a11y.js',     // Moved to: wp-includes/js/dist/a11y.js
    
'wp-includes/js/wp-a11y.min.js'// Moved to: wp-includes/js/dist/a11y.min.js
    // 5.4
    
'wp-admin/js/wp-fullscreen-stub.js',
    
'wp-admin/js/wp-fullscreen-stub.min.js',
    
// 5.5
    
'wp-admin/css/ie.css',
    
'wp-admin/css/ie.min.css',
    
'wp-admin/css/ie-rtl.css',
    
'wp-admin/css/ie-rtl.min.css',
    
// 5.6
    
'wp-includes/js/jquery/ui/position.min.js',
    
'wp-includes/js/jquery/ui/widget.min.js',
    
// 5.7
    
'wp-includes/blocks/classic/block.json',
    
// 5.8
    
'wp-admin/images/freedoms.png',
    
'wp-admin/images/privacy.png',
    
'wp-admin/images/about-badge.svg',
    
'wp-admin/images/about-color-palette.svg',
    
'wp-admin/images/about-color-palette-vert.svg',
    
'wp-admin/images/about-header-brushes.svg',
    
'wp-includes/block-patterns/large-header.php',
    
'wp-includes/block-patterns/heading-paragraph.php',
    
'wp-includes/block-patterns/quote.php',
    
'wp-includes/block-patterns/text-three-columns-buttons.php',
    
'wp-includes/block-patterns/two-buttons.php',
    
'wp-includes/block-patterns/two-images.php',
    
'wp-includes/block-patterns/three-buttons.php',
    
'wp-includes/block-patterns/text-two-columns-with-images.php',
    
'wp-includes/block-patterns/text-two-columns.php',
    
'wp-includes/block-patterns/large-header-button.php',
    
'wp-includes/blocks/subhead/block.json',
    
'wp-includes/blocks/subhead',
    
'wp-includes/css/dist/editor/editor-styles.css',
    
'wp-includes/css/dist/editor/editor-styles.min.css',
    
'wp-includes/css/dist/editor/editor-styles-rtl.css',
    
'wp-includes/css/dist/editor/editor-styles-rtl.min.css',
    
// 5.9
    
'wp-includes/blocks/heading/editor.css',
    
'wp-includes/blocks/heading/editor.min.css',
    
'wp-includes/blocks/heading/editor-rtl.css',
    
'wp-includes/blocks/heading/editor-rtl.min.css',
    
'wp-includes/blocks/post-content/editor.css',
    
'wp-includes/blocks/post-content/editor.min.css',
    
'wp-includes/blocks/post-content/editor-rtl.css',
    
'wp-includes/blocks/post-content/editor-rtl.min.css',
    
'wp-includes/blocks/query-title/editor.css',
    
'wp-includes/blocks/query-title/editor.min.css',
    
'wp-includes/blocks/query-title/editor-rtl.css',
    
'wp-includes/blocks/query-title/editor-rtl.min.css',
    
'wp-includes/blocks/tag-cloud/editor.css',
    
'wp-includes/blocks/tag-cloud/editor.min.css',
    
'wp-includes/blocks/tag-cloud/editor-rtl.css',
    
'wp-includes/blocks/tag-cloud/editor-rtl.min.css',
    
// 6.0
    
'wp-content/themes/twentytwentytwo/assets/fonts/LICENSE.md',
);

/**
 * 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 true.
 * @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',
    
'themes/twentytwenty/'    => '5.3',
    
'themes/twentytwentyone/' => '5.6',
    
'themes/twentytwentytwo/' => '5.9',
);

/**
 * 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                   WordPress database abstraction object.
 * @global string             $wp_version
 * @global string             $required_php_version
 * @global string             $required_mysql_version
 *
 * @param string $from New release unzipped path.
 * @param string $to   Path to old WordPress installation.
 * @return string|WP_Error New WordPress version on success, WP_Error on failure.
 */
function update_core$from$to ) {
    global 
$wp_filesystem$_old_files$_new_bundled_files$wpdb;

    
set_time_limit300 );

    
/**
     * 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&#8230;' ) );

    
// 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 ) {
        
$wp_filesystem->delete$fromtrue );

        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 globalize 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 ) ) {
        
$wp_filesystem->delete$fromtrue );

        return new 
WP_Error(
            
'copy_failed_for_version_file',
            
__'The update cannot be installed because some files could not be copied. This is usually due to inconsistent file permissions.' ),
            
'wp-includes/version.php'
        
);
    }

    
$wp_filesystem->chmod$versions_fileFS_CHMOD_FILE );

    
/*
     * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
     * so don't run it when upgrading from older versions.
     */
    
if ( function_exists'wp_opcache_invalidate' ) ) {
        
wp_opcache_invalidate$versions_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_existsWP_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 ) {
        
$wp_filesystem->delete$fromtrue );
    }

    
$php_update_message '';

    if ( 
function_exists'wp_get_update_php_url' ) ) {
        
$php_update_message '</p><p>' sprintf(
            
/* translators: %s: URL to Update PHP page. */
            
__'<a href="%s">Learn more about updating PHP</a>.' ),
            
esc_urlwp_get_update_php_url() )
        );

        if ( 
function_exists'wp_get_update_php_annotation' ) ) {
            
$annotation wp_get_update_php_annotation();

            if ( 
$annotation ) {
                
$php_update_message .= '</p><p><em>' $annotation '</em>';
            }
        }
    }

    if ( ! 
$mysql_compat && ! $php_compat ) {
        return new 
WP_Error(
            
'php_mysql_not_compatible',
            
sprintf(
                
/* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */
                
__'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
            
) . $php_update_message
        
);
    } elseif ( ! 
$php_compat ) {
        return new 
WP_Error(
            
'php_not_compatible',
            
sprintf(
                
/* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */
                
__'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
            
) . $php_update_message
        
);
    } elseif ( ! 
$mysql_compat ) {
        return new 
WP_Error(
            
'mysql_not_compatible',
            
sprintf(
                
/* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */
                
__'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
            
)
        );
    }

    
// Add a warning when the JSON PHP extension is missing.
    
if ( ! extension_loaded'json' ) ) {
        return new 
WP_Error(
            
'php_not_compatible_json',
            
sprintf(
                
/* translators: 1: WordPress version number, 2: The PHP extension name needed. */
                
__'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ),
                
$wp_version,
                
'JSON'
            
)
        );
    }

    
/** This filter is documented in wp-admin/includes/update-core.php */
    
apply_filters'update_feedback'__'Preparing to install the latest version&#8230;' ) );

    
// 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 => $checksum ) {
                if ( 
'wp-content' === substr$file010 ) ) {
                    continue;
                }

                if ( ! 
file_existsABSPATH $file ) ) {
                    continue;
                }

                if ( ! 
file_exists$working_dir_local $file ) ) {
                    continue;
                }

                if ( 
'.' === dirname$file )
                    && 
in_arraypathinfo$filePATHINFO_EXTENSION ), array( 'html''txt' ), true )
                ) {
                    continue;
                }

                if ( 
md5_fileABSPATH $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_writableFS_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&#8230;' ) );

    
// 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_stringFS_CHMOD_FILE );

    
/** This filter is documented in wp-admin/includes/update-core.php */
    
apply_filters'update_feedback'__'Copying the required files&#8230;' ) );

    
// 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 */ ) ) {
            
$wp_filesystem->delete$fromtrue );
            
$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 );

        
/*
         * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
         * so don't run it when upgrading from older versions.
         */
        
if ( function_exists'wp_opcache_invalidate' ) ) {
            
wp_opcache_invalidate$to 'wp-includes/version.php' );
        }
    }

    
// 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 => $checksum ) {
            if ( 
'wp-content' === substr$file010 ) ) {
                continue;
            }

            if ( ! 
file_exists$working_dir_local $file ) ) {
                continue;
            }

            if ( 
'.' === dirname$file )
                && 
in_arraypathinfo$filePATHINFO_EXTENSION ), array( 'html''txt' ), true )
            ) {
                
$skip[] = $file;
                continue;
            }

            if ( 
file_existsABSPATH $file ) && md5_fileABSPATH $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 function_exists'disk_free_space' ) ? @disk_free_spaceABSPATH ) : false;

        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_dirWP_LANG_DIR ) ) {
            
$lang_dir WP_LANG_DIR;
        } else {
            
$lang_dir WP_CONTENT_DIR '/languages';
        }

        
// Check if the language directory exists first.
        
if ( ! @is_dir$lang_dir ) && === strpos$lang_dirABSPATH ) ) {
            
// If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
            
$wp_filesystem->mkdir$to str_replaceABSPATH''$lang_dir ), FS_CHMOD_DIR );
            
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&#8230;' ) );

    
// 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_dirWP_CONTENT_DIR '/themes/twentytwelve' )
            && ! 
file_existsWP_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 = ( '/' === $filestrlen$file ) - ] );

                list( 
$type$filename ) = explode'/'$file);

                
// 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 ) {
                    
// Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2.
                    
$dest trailingslashit$wp_filesystem->wp_themes_dir() );
                } else {
                    continue;
                }

                if ( ! 
$directory ) {
                    if ( ! 
$development_build && $wp_filesystem->exists$dest $filename ) ) {
                        continue;
                    }

                    if ( ! 
$wp_filesystem->copy$from $distro 'wp-content/' $file$dest $filenameFS_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 $filenameFS_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 ) ) {
        
$wp_filesystem->delete$fromtrue );

        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_filetrue ) && $wp_filesystem->is_file$old_file ) ) {
            
$wp_filesystem->put_contents$old_file'' );
        }
    }

    
// Remove any Genericons example.html's from the filesystem.
    
_upgrade_422_remove_genericons();

    
// Deactivate the REST API plugin if its version is 2.0 Beta 4 or lower.
    
_upgrade_440_force_deactivate_incompatible_plugins();

    
// Deactivate the Gutenberg plugin if its version is 11.8 or lower.
    
_upgrade_590_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&#8230;' ) );

    
$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.
    
$wp_filesystem->delete$fromtrue );

    
// 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 standalone copy of the `copy_dir()` function that is used to
 * upgrade the core files. It is placed here so that the version of this
 * function from the *new* WordPress version will be called.
 *
 * It was initially added for the 3.1 -> 3.2 upgrade.
 *
 * @ignore
 * @since 3.2.0
 * @since 3.7.0 Updated not to use a regular expression for the skip list.
 *
 * @see copy_dir()
 * @link https://core.trac.wordpress.org/ticket/17173
 *
 * @global WP_Filesystem_Base $wp_filesystem
 *
 * @param string   $from      Source directory.
 * @param string   $to        Destination directory.
 * @param string[] $skip_list Array of files/folders to skip copying.
 * @return true|WP_Error True on success, WP_Error on failure.
 */
function _copy_dir$from$to$skip_list = array() ) {
    global 
$wp_filesystem;

    
$dirlist $wp_filesystem->dirlist$from );

    if ( 
false === $dirlist ) {
        return new 
WP_Error'dirlist_failed__copy_dir'__'Directory listing failed.' ), basename$to ) );
    }

    
$from trailingslashit$from );
    
$to   trailingslashit$to );

    foreach ( (array) 
$dirlist as $filename => $fileinfo ) {
        if ( 
in_array$filename$skip_listtrue ) ) {
            continue;
        }

        if ( 
'f' === $fileinfo['type'] ) {
            if ( ! 
$wp_filesystem->copy$from $filename$to $filenametrueFS_CHMOD_FILE ) ) {
                
// If copy failed, chmod file to 0644 and try again.
                
$wp_filesystem->chmod$to $filenameFS_CHMOD_FILE );

                if ( ! 
$wp_filesystem->copy$from $filename$to $filenametrueFS_CHMOD_FILE ) ) {
                    return new 
WP_Error'copy_failed__copy_dir'__'Could not copy file.' ), $to $filename );
                }
            }

            
/*
             * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
             * so don't run it when upgrading from older versions.
             */
            
if ( function_exists'wp_opcache_invalidate' ) ) {
                
wp_opcache_invalidate$to $filename );
            }
        } elseif ( 
'd' === $fileinfo['type'] ) {
            if ( ! 
$wp_filesystem->is_dir$to $filename ) ) {
                if ( ! 
$wp_filesystem->mkdir$to $filenameFS_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 $skip_item ) {
                if ( 
=== strpos$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 The WordPress version string.
 * @global string $pagenow    The filename of the current screen.
 * @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(
            
/* translators: 1: WordPress version, 2: URL to About screen. */
            
__'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(
            
/* translators: 1: WordPress version, 2: URL to About screen. */
            
__'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.
    
require_once 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_folderWP_PLUGIN_DIR );
    
$affected_files        array_merge$affected_files$affected_plugin_files );

    foreach ( 
$affected_files as $file ) {
        
$gen_dir $wp_filesystem->find_foldertrailingslashitdirname$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_filefalse'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"{$directory}example.html" )
        && 
false !== strposfile_get_contents"{$directory}example.html" ), '<title>Genericons</title>' )
    ) {
        
$files[] = "{$directory}example.html";
    }

    
$dirs glob$directory '*'GLOB_ONLYDIR );
    
$dirs array_filter(
        
$dirs,
        static function( 
$dir ) {
            
// Skip any node_modules directories.
            
return false === strpos$dir'node_modules' );
        }
    );

    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_compareREST_API_VERSION'2.0-beta4''<=' ) ) {
        
deactivate_plugins( array( 'rest-api/plugin.php' ), true );
    }
}

/**
 * @access private
 * @ignore
 * @since 5.9.0
 */
function _upgrade_590_force_deactivate_incompatible_plugins() {
    if ( 
defined'GUTENBERG_VERSION' ) && version_compareGUTENBERG_VERSION'11.9''<' ) ) {
        
$deactivated_gutenberg['gutenberg'] = array(
            
'plugin_name'         => 'Gutenberg',
            
'version_deactivated' => GUTENBERG_VERSION,
            
'version_compatible'  => '11.9',
        );
        if ( 
is_plugin_active_for_network'gutenberg/gutenberg.php' ) ) {
            
$deactivated_plugins get_site_option'wp_force_deactivated_plugins', array() );
            
$deactivated_plugins array_merge$deactivated_plugins$deactivated_gutenberg );
            
update_site_option'wp_force_deactivated_plugins'$deactivated_plugins );
        } else {
            
$deactivated_plugins get_option'wp_force_deactivated_plugins', array() );
            
$deactivated_plugins array_merge$deactivated_plugins$deactivated_gutenberg );
            
update_option'wp_force_deactivated_plugins'$deactivated_plugins );
        }
        
deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
    }
}

:: Command execute ::

Enter:
 
Select:
 

:: Search ::
  - regexp 

:: Upload ::
 
[ Read-Only ]

:: Make Dir ::
 
[ Read-Only ]
:: Make File ::
 
[ Read-Only ]

:: Go Dir ::
 
:: Go File ::
 

--[ c99shell v. 2.0 [PHP 7 Update] [25.02.2019] maintained by KaizenLouie | C99Shell Github | Generation time: 0.0096 ]--