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/wp-admin/includes/ -> update-core.php (source)

   1  <?php
   2  /**
   3   * WordPress core upgrade functionality.
   4   *
   5   * Note: Newly introduced functions and methods cannot be used here.
   6   * All functions must be present in the previous version being upgraded from
   7   * as this file is used there too.
   8   *
   9   * @package WordPress
  10   * @subpackage Administration
  11   * @since 2.7.0
  12   */
  13  
  14  /**
  15   * Stores files to be deleted.
  16   *
  17   * Bundled theme files should not be included in this list.
  18   *
  19   * @since 2.7.0
  20   *
  21   * @global string[] $_old_files
  22   * @var string[]
  23   * @name $_old_files
  24   */
  25  global $_old_files;
  26  
  27  $_old_files = array(
  28      // 2.0
  29      'wp-admin/import-b2.php',
  30      'wp-admin/import-blogger.php',
  31      'wp-admin/import-greymatter.php',
  32      'wp-admin/import-livejournal.php',
  33      'wp-admin/import-mt.php',
  34      'wp-admin/import-rss.php',
  35      'wp-admin/import-textpattern.php',
  36      'wp-admin/quicktags.js',
  37      'wp-images/fade-butt.png',
  38      'wp-images/get-firefox.png',
  39      'wp-images/header-shadow.png',
  40      'wp-images/smilies',
  41      'wp-images/wp-small.png',
  42      'wp-images/wpminilogo.png',
  43      'wp.php',
  44      // 2.1
  45      'wp-admin/edit-form-ajax-cat.php',
  46      'wp-admin/execute-pings.php',
  47      'wp-admin/inline-uploading.php',
  48      'wp-admin/link-categories.php',
  49      'wp-admin/list-manipulation.js',
  50      'wp-admin/list-manipulation.php',
  51      'wp-includes/comment-functions.php',
  52      'wp-includes/feed-functions.php',
  53      'wp-includes/functions-compat.php',
  54      'wp-includes/functions-formatting.php',
  55      'wp-includes/functions-post.php',
  56      'wp-includes/js/dbx-key.js',
  57      'wp-includes/links.php',
  58      'wp-includes/pluggable-functions.php',
  59      'wp-includes/template-functions-author.php',
  60      'wp-includes/template-functions-category.php',
  61      'wp-includes/template-functions-general.php',
  62      'wp-includes/template-functions-links.php',
  63      'wp-includes/template-functions-post.php',
  64      'wp-includes/wp-l10n.php',
  65      // 2.2
  66      'wp-admin/cat-js.php',
  67      'wp-includes/js/autosave-js.php',
  68      'wp-includes/js/list-manipulation-js.php',
  69      'wp-includes/js/wp-ajax-js.php',
  70      // 2.3
  71      'wp-admin/admin-db.php',
  72      'wp-admin/cat.js',
  73      'wp-admin/categories.js',
  74      'wp-admin/custom-fields.js',
  75      'wp-admin/dbx-admin-key.js',
  76      'wp-admin/edit-comments.js',
  77      'wp-admin/install-rtl.css',
  78      'wp-admin/install.css',
  79      'wp-admin/upgrade-schema.php',
  80      'wp-admin/upload-functions.php',
  81      'wp-admin/upload-rtl.css',
  82      'wp-admin/upload.css',
  83      'wp-admin/upload.js',
  84      'wp-admin/users.js',
  85      'wp-admin/widgets-rtl.css',
  86      'wp-admin/widgets.css',
  87      'wp-admin/xfn.js',
  88      'wp-includes/js/tinymce/license.html',
  89      // 2.5
  90      'wp-admin/css/upload.css',
  91      'wp-admin/images/box-bg-left.gif',
  92      'wp-admin/images/box-bg-right.gif',
  93      'wp-admin/images/box-bg.gif',
  94      'wp-admin/images/box-butt-left.gif',
  95      'wp-admin/images/box-butt-right.gif',
  96      'wp-admin/images/box-butt.gif',
  97      'wp-admin/images/box-head-left.gif',
  98      'wp-admin/images/box-head-right.gif',
  99      'wp-admin/images/box-head.gif',
 100      'wp-admin/images/heading-bg.gif',
 101      'wp-admin/images/login-bkg-bottom.gif',
 102      'wp-admin/images/login-bkg-tile.gif',
 103      'wp-admin/images/notice.gif',
 104      'wp-admin/images/toggle.gif',
 105      'wp-admin/includes/upload.php',
 106      'wp-admin/js/dbx-admin-key.js',
 107      'wp-admin/js/link-cat.js',
 108      'wp-admin/profile-update.php',
 109      'wp-admin/templates.php',
 110      'wp-includes/js/dbx.js',
 111      'wp-includes/js/fat.js',
 112      'wp-includes/js/list-manipulation.js',
 113      'wp-includes/js/tinymce/langs/en.js',
 114      'wp-includes/js/tinymce/plugins/directionality/images',
 115      'wp-includes/js/tinymce/plugins/directionality/langs',
 116      'wp-includes/js/tinymce/plugins/paste/images',
 117      'wp-includes/js/tinymce/plugins/paste/jscripts',
 118      'wp-includes/js/tinymce/plugins/paste/langs',
 119      'wp-includes/js/tinymce/plugins/wordpress/images',
 120      'wp-includes/js/tinymce/plugins/wordpress/langs',
 121      'wp-includes/js/tinymce/plugins/wordpress/wordpress.css',
 122      'wp-includes/js/tinymce/plugins/wphelp',
 123      // 2.5.1
 124      'wp-includes/js/tinymce/tiny_mce_gzip.php',
 125      // 2.6
 126      'wp-admin/bookmarklet.php',
 127      'wp-includes/js/jquery/jquery.dimensions.min.js',
 128      'wp-includes/js/tinymce/plugins/wordpress/popups.css',
 129      'wp-includes/js/wp-ajax.js',
 130      // 2.7
 131      'wp-admin/css/press-this-ie-rtl.css',
 132      'wp-admin/css/press-this-ie.css',
 133      'wp-admin/css/upload-rtl.css',
 134      'wp-admin/edit-form.php',
 135      'wp-admin/images/comment-pill.gif',
 136      'wp-admin/images/comment-stalk-classic.gif',
 137      'wp-admin/images/comment-stalk-fresh.gif',
 138      'wp-admin/images/comment-stalk-rtl.gif',
 139      'wp-admin/images/del.png',
 140      'wp-admin/images/gear.png',
 141      'wp-admin/images/media-button-gallery.gif',
 142      'wp-admin/images/media-buttons.gif',
 143      'wp-admin/images/postbox-bg.gif',
 144      'wp-admin/images/tab.png',
 145      'wp-admin/images/tail.gif',
 146      'wp-admin/js/forms.js',
 147      'wp-admin/js/upload.js',
 148      'wp-admin/link-import.php',
 149      'wp-includes/images/audio.png',
 150      'wp-includes/images/css.png',
 151      'wp-includes/images/default.png',
 152      'wp-includes/images/doc.png',
 153      'wp-includes/images/exe.png',
 154      'wp-includes/images/html.png',
 155      'wp-includes/images/js.png',
 156      'wp-includes/images/pdf.png',
 157      'wp-includes/images/swf.png',
 158      'wp-includes/images/tar.png',
 159      'wp-includes/images/text.png',
 160      'wp-includes/images/video.png',
 161      'wp-includes/images/zip.png',
 162      'wp-includes/js/tinymce/tiny_mce_config.php',
 163      'wp-includes/js/tinymce/tiny_mce_ext.js',
 164      // 2.8
 165      'wp-admin/js/users.js',
 166      'wp-includes/js/swfupload/swfupload_f9.swf',
 167      'wp-includes/js/tinymce/plugins/autosave',
 168      'wp-includes/js/tinymce/plugins/paste/css',
 169      'wp-includes/js/tinymce/utils/mclayer.js',
 170      'wp-includes/js/tinymce/wordpress.css',
 171      // 2.9
 172      'wp-admin/js/page.dev.js',
 173      'wp-admin/js/page.js',
 174      'wp-admin/js/set-post-thumbnail-handler.dev.js',
 175      'wp-admin/js/set-post-thumbnail-handler.js',
 176      'wp-admin/js/slug.dev.js',
 177      'wp-admin/js/slug.js',
 178      'wp-includes/gettext.php',
 179      'wp-includes/js/tinymce/plugins/wordpress/js',
 180      'wp-includes/streams.php',
 181      // MU
 182      'README.txt',
 183      'htaccess.dist',
 184      'index-install.php',
 185      'wp-admin/css/mu-rtl.css',
 186      'wp-admin/css/mu.css',
 187      'wp-admin/images/site-admin.png',
 188      'wp-admin/includes/mu.php',
 189      'wp-admin/wpmu-admin.php',
 190      'wp-admin/wpmu-blogs.php',
 191      'wp-admin/wpmu-edit.php',
 192      'wp-admin/wpmu-options.php',
 193      'wp-admin/wpmu-themes.php',
 194      'wp-admin/wpmu-upgrade-site.php',
 195      'wp-admin/wpmu-users.php',
 196      'wp-includes/images/wordpress-mu.png',
 197      'wp-includes/wpmu-default-filters.php',
 198      'wp-includes/wpmu-functions.php',
 199      'wpmu-settings.php',
 200      // 3.0
 201      'wp-admin/categories.php',
 202      'wp-admin/edit-category-form.php',
 203      'wp-admin/edit-page-form.php',
 204      'wp-admin/edit-pages.php',
 205      'wp-admin/images/admin-header-footer.png',
 206      'wp-admin/images/browse-happy.gif',
 207      'wp-admin/images/ico-add.png',
 208      'wp-admin/images/ico-close.png',
 209      'wp-admin/images/ico-edit.png',
 210      'wp-admin/images/ico-viewpage.png',
 211      'wp-admin/images/fav-top.png',
 212      'wp-admin/images/screen-options-left.gif',
 213      'wp-admin/images/wp-logo-vs.gif',
 214      'wp-admin/images/wp-logo.gif',
 215      'wp-admin/import',
 216      'wp-admin/js/wp-gears.dev.js',
 217      'wp-admin/js/wp-gears.js',
 218      'wp-admin/options-misc.php',
 219      'wp-admin/page-new.php',
 220      'wp-admin/page.php',
 221      'wp-admin/rtl.css',
 222      'wp-admin/rtl.dev.css',
 223      'wp-admin/update-links.php',
 224      'wp-admin/wp-admin.css',
 225      'wp-admin/wp-admin.dev.css',
 226      'wp-includes/js/codepress',
 227      'wp-includes/js/jquery/autocomplete.dev.js',
 228      'wp-includes/js/jquery/autocomplete.js',
 229      'wp-includes/js/jquery/interface.js',
 230      // Following file added back in 5.1, see #45645.
 231      //'wp-includes/js/tinymce/wp-tinymce.js',
 232      // 3.1
 233      'wp-admin/edit-attachment-rows.php',
 234      'wp-admin/edit-link-categories.php',
 235      'wp-admin/edit-link-category-form.php',
 236      'wp-admin/edit-post-rows.php',
 237      'wp-admin/images/button-grad-active-vs.png',
 238      'wp-admin/images/button-grad-vs.png',
 239      'wp-admin/images/fav-arrow-vs-rtl.gif',
 240      'wp-admin/images/fav-arrow-vs.gif',
 241      'wp-admin/images/fav-top-vs.gif',
 242      'wp-admin/images/list-vs.png',
 243      'wp-admin/images/screen-options-right-up.gif',
 244      'wp-admin/images/screen-options-right.gif',
 245      'wp-admin/images/visit-site-button-grad-vs.gif',
 246      'wp-admin/images/visit-site-button-grad.gif',
 247      'wp-admin/link-category.php',
 248      'wp-admin/sidebar.php',
 249      'wp-includes/classes.php',
 250      'wp-includes/js/tinymce/blank.htm',
 251      'wp-includes/js/tinymce/plugins/media/img',
 252      'wp-includes/js/tinymce/plugins/safari',
 253      // 3.2
 254      'wp-admin/images/logo-login.gif',
 255      'wp-admin/images/star.gif',
 256      'wp-admin/js/list-table.dev.js',
 257      'wp-admin/js/list-table.js',
 258      'wp-includes/default-embeds.php',
 259      // 3.3
 260      'wp-admin/css/colors-classic-rtl.css',
 261      'wp-admin/css/colors-classic-rtl.dev.css',
 262      'wp-admin/css/colors-fresh-rtl.css',
 263      'wp-admin/css/colors-fresh-rtl.dev.css',
 264      'wp-admin/css/dashboard-rtl.dev.css',
 265      'wp-admin/css/dashboard.dev.css',
 266      'wp-admin/css/global-rtl.css',
 267      'wp-admin/css/global-rtl.dev.css',
 268      'wp-admin/css/global.css',
 269      'wp-admin/css/global.dev.css',
 270      'wp-admin/css/install-rtl.dev.css',
 271      'wp-admin/css/login-rtl.dev.css',
 272      'wp-admin/css/login.dev.css',
 273      'wp-admin/css/ms.css',
 274      'wp-admin/css/ms.dev.css',
 275      'wp-admin/css/nav-menu-rtl.css',
 276      'wp-admin/css/nav-menu-rtl.dev.css',
 277      'wp-admin/css/nav-menu.css',
 278      'wp-admin/css/nav-menu.dev.css',
 279      'wp-admin/css/plugin-install-rtl.css',
 280      'wp-admin/css/plugin-install-rtl.dev.css',
 281      'wp-admin/css/plugin-install.css',
 282      'wp-admin/css/plugin-install.dev.css',
 283      'wp-admin/css/press-this-rtl.dev.css',
 284      'wp-admin/css/press-this.dev.css',
 285      'wp-admin/css/theme-editor-rtl.css',
 286      'wp-admin/css/theme-editor-rtl.dev.css',
 287      'wp-admin/css/theme-editor.css',
 288      'wp-admin/css/theme-editor.dev.css',
 289      'wp-admin/css/theme-install-rtl.css',
 290      'wp-admin/css/theme-install-rtl.dev.css',
 291      'wp-admin/css/theme-install.css',
 292      'wp-admin/css/theme-install.dev.css',
 293      'wp-admin/css/widgets-rtl.dev.css',
 294      'wp-admin/css/widgets.dev.css',
 295      'wp-admin/includes/internal-linking.php',
 296      'wp-includes/images/admin-bar-sprite-rtl.png',
 297      'wp-includes/js/jquery/ui.button.js',
 298      'wp-includes/js/jquery/ui.core.js',
 299      'wp-includes/js/jquery/ui.dialog.js',
 300      'wp-includes/js/jquery/ui.draggable.js',
 301      'wp-includes/js/jquery/ui.droppable.js',
 302      'wp-includes/js/jquery/ui.mouse.js',
 303      'wp-includes/js/jquery/ui.position.js',
 304      'wp-includes/js/jquery/ui.resizable.js',
 305      'wp-includes/js/jquery/ui.selectable.js',
 306      'wp-includes/js/jquery/ui.sortable.js',
 307      'wp-includes/js/jquery/ui.tabs.js',
 308      'wp-includes/js/jquery/ui.widget.js',
 309      'wp-includes/js/l10n.dev.js',
 310      'wp-includes/js/l10n.js',
 311      'wp-includes/js/tinymce/plugins/wplink/css',
 312      'wp-includes/js/tinymce/plugins/wplink/img',
 313      'wp-includes/js/tinymce/plugins/wplink/js',
 314      // Don't delete, yet: 'wp-rss.php',
 315      // Don't delete, yet: 'wp-rdf.php',
 316      // Don't delete, yet: 'wp-rss2.php',
 317      // Don't delete, yet: 'wp-commentsrss2.php',
 318      // Don't delete, yet: 'wp-atom.php',
 319      // Don't delete, yet: 'wp-feed.php',
 320      // 3.4
 321      'wp-admin/images/gray-star.png',
 322      'wp-admin/images/logo-login.png',
 323      'wp-admin/images/star.png',
 324      'wp-admin/index-extra.php',
 325      'wp-admin/network/index-extra.php',
 326      'wp-admin/user/index-extra.php',
 327      'wp-includes/css/editor-buttons.css',
 328      'wp-includes/css/editor-buttons.dev.css',
 329      'wp-includes/js/tinymce/plugins/paste/blank.htm',
 330      'wp-includes/js/tinymce/plugins/wordpress/css',
 331      'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js',
 332      'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js',
 333      'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js',
 334      'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js',
 335      'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js',
 336      // Don't delete, yet: 'wp-pass.php',
 337      // Don't delete, yet: 'wp-register.php',
 338      // 3.5
 339      'wp-admin/gears-manifest.php',
 340      'wp-admin/includes/manifest.php',
 341      'wp-admin/images/archive-link.png',
 342      'wp-admin/images/blue-grad.png',
 343      'wp-admin/images/button-grad-active.png',
 344      'wp-admin/images/button-grad.png',
 345      'wp-admin/images/ed-bg-vs.gif',
 346      'wp-admin/images/ed-bg.gif',
 347      'wp-admin/images/fade-butt.png',
 348      'wp-admin/images/fav-arrow-rtl.gif',
 349      'wp-admin/images/fav-arrow.gif',
 350      'wp-admin/images/fav-vs.png',
 351      'wp-admin/images/fav.png',
 352      'wp-admin/images/gray-grad.png',
 353      'wp-admin/images/loading-publish.gif',
 354      'wp-admin/images/logo-ghost.png',
 355      'wp-admin/images/logo.gif',
 356      'wp-admin/images/menu-arrow-frame-rtl.png',
 357      'wp-admin/images/menu-arrow-frame.png',
 358      'wp-admin/images/menu-arrows.gif',
 359      'wp-admin/images/menu-bits-rtl-vs.gif',
 360      'wp-admin/images/menu-bits-rtl.gif',
 361      'wp-admin/images/menu-bits-vs.gif',
 362      'wp-admin/images/menu-bits.gif',
 363      'wp-admin/images/menu-dark-rtl-vs.gif',
 364      'wp-admin/images/menu-dark-rtl.gif',
 365      'wp-admin/images/menu-dark-vs.gif',
 366      'wp-admin/images/menu-dark.gif',
 367      'wp-admin/images/required.gif',
 368      'wp-admin/images/screen-options-toggle-vs.gif',
 369      'wp-admin/images/screen-options-toggle.gif',
 370      'wp-admin/images/toggle-arrow-rtl.gif',
 371      'wp-admin/images/toggle-arrow.gif',
 372      'wp-admin/images/upload-classic.png',
 373      'wp-admin/images/upload-fresh.png',
 374      'wp-admin/images/white-grad-active.png',
 375      'wp-admin/images/white-grad.png',
 376      'wp-admin/images/widgets-arrow-vs.gif',
 377      'wp-admin/images/widgets-arrow.gif',
 378      'wp-admin/images/wpspin_dark.gif',
 379      'wp-includes/images/upload.png',
 380      'wp-includes/js/prototype.js',
 381      'wp-includes/js/scriptaculous',
 382      'wp-admin/css/wp-admin-rtl.dev.css',
 383      'wp-admin/css/wp-admin.dev.css',
 384      'wp-admin/css/media-rtl.dev.css',
 385      'wp-admin/css/media.dev.css',
 386      'wp-admin/css/colors-classic.dev.css',
 387      'wp-admin/css/customize-controls-rtl.dev.css',
 388      'wp-admin/css/customize-controls.dev.css',
 389      'wp-admin/css/ie-rtl.dev.css',
 390      'wp-admin/css/ie.dev.css',
 391      'wp-admin/css/install.dev.css',
 392      'wp-admin/css/colors-fresh.dev.css',
 393      'wp-includes/js/customize-base.dev.js',
 394      'wp-includes/js/json2.dev.js',
 395      'wp-includes/js/comment-reply.dev.js',
 396      'wp-includes/js/customize-preview.dev.js',
 397      'wp-includes/js/wplink.dev.js',
 398      'wp-includes/js/tw-sack.dev.js',
 399      'wp-includes/js/wp-list-revisions.dev.js',
 400      'wp-includes/js/autosave.dev.js',
 401      'wp-includes/js/admin-bar.dev.js',
 402      'wp-includes/js/quicktags.dev.js',
 403      'wp-includes/js/wp-ajax-response.dev.js',
 404      'wp-includes/js/wp-pointer.dev.js',
 405      'wp-includes/js/hoverIntent.dev.js',
 406      'wp-includes/js/colorpicker.dev.js',
 407      'wp-includes/js/wp-lists.dev.js',
 408      'wp-includes/js/customize-loader.dev.js',
 409      'wp-includes/js/jquery/jquery.table-hotkeys.dev.js',
 410      'wp-includes/js/jquery/jquery.color.dev.js',
 411      'wp-includes/js/jquery/jquery.color.js',
 412      'wp-includes/js/jquery/jquery.hotkeys.dev.js',
 413      'wp-includes/js/jquery/jquery.form.dev.js',
 414      'wp-includes/js/jquery/suggest.dev.js',
 415      'wp-admin/js/xfn.dev.js',
 416      'wp-admin/js/set-post-thumbnail.dev.js',
 417      'wp-admin/js/comment.dev.js',
 418      'wp-admin/js/theme.dev.js',
 419      'wp-admin/js/cat.dev.js',
 420      'wp-admin/js/password-strength-meter.dev.js',
 421      'wp-admin/js/user-profile.dev.js',
 422      'wp-admin/js/theme-preview.dev.js',
 423      'wp-admin/js/post.dev.js',
 424      'wp-admin/js/media-upload.dev.js',
 425      'wp-admin/js/word-count.dev.js',
 426      'wp-admin/js/plugin-install.dev.js',
 427      'wp-admin/js/edit-comments.dev.js',
 428      'wp-admin/js/media-gallery.dev.js',
 429      'wp-admin/js/custom-fields.dev.js',
 430      'wp-admin/js/custom-background.dev.js',
 431      'wp-admin/js/common.dev.js',
 432      'wp-admin/js/inline-edit-tax.dev.js',
 433      'wp-admin/js/gallery.dev.js',
 434      'wp-admin/js/utils.dev.js',
 435      'wp-admin/js/widgets.dev.js',
 436      'wp-admin/js/wp-fullscreen.dev.js',
 437      'wp-admin/js/nav-menu.dev.js',
 438      'wp-admin/js/dashboard.dev.js',
 439      'wp-admin/js/link.dev.js',
 440      'wp-admin/js/user-suggest.dev.js',
 441      'wp-admin/js/postbox.dev.js',
 442      'wp-admin/js/tags.dev.js',
 443      'wp-admin/js/image-edit.dev.js',
 444      'wp-admin/js/media.dev.js',
 445      'wp-admin/js/customize-controls.dev.js',
 446      'wp-admin/js/inline-edit-post.dev.js',
 447      'wp-admin/js/categories.dev.js',
 448      'wp-admin/js/editor.dev.js',
 449      'wp-includes/js/plupload/handlers.dev.js',
 450      'wp-includes/js/plupload/wp-plupload.dev.js',
 451      'wp-includes/js/swfupload/handlers.dev.js',
 452      'wp-includes/js/jcrop/jquery.Jcrop.dev.js',
 453      'wp-includes/js/jcrop/jquery.Jcrop.js',
 454      'wp-includes/js/jcrop/jquery.Jcrop.css',
 455      'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js',
 456      'wp-includes/css/wp-pointer.dev.css',
 457      'wp-includes/css/editor.dev.css',
 458      'wp-includes/css/jquery-ui-dialog.dev.css',
 459      'wp-includes/css/admin-bar-rtl.dev.css',
 460      'wp-includes/css/admin-bar.dev.css',
 461      'wp-includes/js/jquery/ui/jquery.effects.clip.min.js',
 462      'wp-includes/js/jquery/ui/jquery.effects.scale.min.js',
 463      'wp-includes/js/jquery/ui/jquery.effects.blind.min.js',
 464      'wp-includes/js/jquery/ui/jquery.effects.core.min.js',
 465      'wp-includes/js/jquery/ui/jquery.effects.shake.min.js',
 466      'wp-includes/js/jquery/ui/jquery.effects.fade.min.js',
 467      'wp-includes/js/jquery/ui/jquery.effects.explode.min.js',
 468      'wp-includes/js/jquery/ui/jquery.effects.slide.min.js',
 469      'wp-includes/js/jquery/ui/jquery.effects.drop.min.js',
 470      'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js',
 471      'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js',
 472      'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js',
 473      'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js',
 474      'wp-includes/js/jquery/ui/jquery.effects.fold.min.js',
 475      'wp-admin/js/utils.js',
 476      // Added back in 5.3 [45448], see #43895.
 477      // 'wp-admin/options-privacy.php',
 478      'wp-app.php',
 479      'wp-includes/class-wp-atom-server.php',
 480      // 3.5.2
 481      'wp-includes/js/swfupload/swfupload-all.js',
 482      // 3.6
 483      'wp-admin/js/revisions-js.php',
 484      'wp-admin/images/screenshots',
 485      'wp-admin/js/categories.js',
 486      'wp-admin/js/categories.min.js',
 487      'wp-admin/js/custom-fields.js',
 488      'wp-admin/js/custom-fields.min.js',
 489      // 3.7
 490      'wp-admin/js/cat.js',
 491      'wp-admin/js/cat.min.js',
 492      // 3.8
 493      'wp-includes/js/thickbox/tb-close-2x.png',
 494      'wp-includes/js/thickbox/tb-close.png',
 495      'wp-includes/images/wpmini-blue-2x.png',
 496      'wp-includes/images/wpmini-blue.png',
 497      'wp-admin/css/colors-fresh.css',
 498      'wp-admin/css/colors-classic.css',
 499      'wp-admin/css/colors-fresh.min.css',
 500      'wp-admin/css/colors-classic.min.css',
 501      'wp-admin/js/about.min.js',
 502      'wp-admin/js/about.js',
 503      'wp-admin/images/arrows-dark-vs-2x.png',
 504      'wp-admin/images/wp-logo-vs.png',
 505      'wp-admin/images/arrows-dark-vs.png',
 506      'wp-admin/images/wp-logo.png',
 507      'wp-admin/images/arrows-pr.png',
 508      'wp-admin/images/arrows-dark.png',
 509      'wp-admin/images/press-this.png',
 510      'wp-admin/images/press-this-2x.png',
 511      'wp-admin/images/arrows-vs-2x.png',
 512      'wp-admin/images/welcome-icons.png',
 513      'wp-admin/images/wp-logo-2x.png',
 514      'wp-admin/images/stars-rtl-2x.png',
 515      'wp-admin/images/arrows-dark-2x.png',
 516      'wp-admin/images/arrows-pr-2x.png',
 517      'wp-admin/images/menu-shadow-rtl.png',
 518      'wp-admin/images/arrows-vs.png',
 519      'wp-admin/images/about-search-2x.png',
 520      'wp-admin/images/bubble_bg-rtl-2x.gif',
 521      'wp-admin/images/wp-badge-2x.png',
 522      'wp-admin/images/wordpress-logo-2x.png',
 523      'wp-admin/images/bubble_bg-rtl.gif',
 524      'wp-admin/images/wp-badge.png',
 525      'wp-admin/images/menu-shadow.png',
 526      'wp-admin/images/about-globe-2x.png',
 527      'wp-admin/images/welcome-icons-2x.png',
 528      'wp-admin/images/stars-rtl.png',
 529      'wp-admin/images/wp-logo-vs-2x.png',
 530      'wp-admin/images/about-updates-2x.png',
 531      // 3.9
 532      'wp-admin/css/colors.css',
 533      'wp-admin/css/colors.min.css',
 534      'wp-admin/css/colors-rtl.css',
 535      'wp-admin/css/colors-rtl.min.css',
 536      // Following files added back in 4.5, see #36083.
 537      // 'wp-admin/css/media-rtl.min.css',
 538      // 'wp-admin/css/media.min.css',
 539      // 'wp-admin/css/farbtastic-rtl.min.css',
 540      'wp-admin/images/lock-2x.png',
 541      'wp-admin/images/lock.png',
 542      'wp-admin/js/theme-preview.js',
 543      'wp-admin/js/theme-install.min.js',
 544      'wp-admin/js/theme-install.js',
 545      'wp-admin/js/theme-preview.min.js',
 546      'wp-includes/js/plupload/plupload.html4.js',
 547      'wp-includes/js/plupload/plupload.html5.js',
 548      'wp-includes/js/plupload/changelog.txt',
 549      'wp-includes/js/plupload/plupload.silverlight.js',
 550      'wp-includes/js/plupload/plupload.flash.js',
 551      // Added back in 4.9 [41328], see #41755.
 552      // 'wp-includes/js/plupload/plupload.js',
 553      'wp-includes/js/tinymce/plugins/spellchecker',
 554      'wp-includes/js/tinymce/plugins/inlinepopups',
 555      'wp-includes/js/tinymce/plugins/media/js',
 556      'wp-includes/js/tinymce/plugins/media/css',
 557      'wp-includes/js/tinymce/plugins/wordpress/img',
 558      'wp-includes/js/tinymce/plugins/wpdialogs/js',
 559      'wp-includes/js/tinymce/plugins/wpeditimage/img',
 560      'wp-includes/js/tinymce/plugins/wpeditimage/js',
 561      'wp-includes/js/tinymce/plugins/wpeditimage/css',
 562      'wp-includes/js/tinymce/plugins/wpgallery/img',
 563      'wp-includes/js/tinymce/plugins/paste/js',
 564      'wp-includes/js/tinymce/themes/advanced',
 565      'wp-includes/js/tinymce/tiny_mce.js',
 566      'wp-includes/js/tinymce/mark_loaded_src.js',
 567      'wp-includes/js/tinymce/wp-tinymce-schema.js',
 568      'wp-includes/js/tinymce/plugins/media/editor_plugin.js',
 569      'wp-includes/js/tinymce/plugins/media/editor_plugin_src.js',
 570      'wp-includes/js/tinymce/plugins/media/media.htm',
 571      'wp-includes/js/tinymce/plugins/wpview/editor_plugin_src.js',
 572      'wp-includes/js/tinymce/plugins/wpview/editor_plugin.js',
 573      'wp-includes/js/tinymce/plugins/directionality/editor_plugin.js',
 574      'wp-includes/js/tinymce/plugins/directionality/editor_plugin_src.js',
 575      'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js',
 576      'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js',
 577      'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin_src.js',
 578      'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.js',
 579      'wp-includes/js/tinymce/plugins/wpeditimage/editimage.html',
 580      'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.js',
 581      'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin_src.js',
 582      'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin_src.js',
 583      'wp-includes/js/tinymce/plugins/fullscreen/fullscreen.htm',
 584      'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin.js',
 585      'wp-includes/js/tinymce/plugins/wplink/editor_plugin_src.js',
 586      'wp-includes/js/tinymce/plugins/wplink/editor_plugin.js',
 587      'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin_src.js',
 588      'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.js',
 589      'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin.js',
 590      'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin_src.js',
 591      'wp-includes/js/tinymce/plugins/paste/editor_plugin.js',
 592      'wp-includes/js/tinymce/plugins/paste/pasteword.htm',
 593      'wp-includes/js/tinymce/plugins/paste/editor_plugin_src.js',
 594      'wp-includes/js/tinymce/plugins/paste/pastetext.htm',
 595      'wp-includes/js/tinymce/langs/wp-langs.php',
 596      // 4.1
 597      'wp-includes/js/jquery/ui/jquery.ui.accordion.min.js',
 598      'wp-includes/js/jquery/ui/jquery.ui.autocomplete.min.js',
 599      'wp-includes/js/jquery/ui/jquery.ui.button.min.js',
 600      'wp-includes/js/jquery/ui/jquery.ui.core.min.js',
 601      'wp-includes/js/jquery/ui/jquery.ui.datepicker.min.js',
 602      'wp-includes/js/jquery/ui/jquery.ui.dialog.min.js',
 603      'wp-includes/js/jquery/ui/jquery.ui.draggable.min.js',
 604      'wp-includes/js/jquery/ui/jquery.ui.droppable.min.js',
 605      'wp-includes/js/jquery/ui/jquery.ui.effect-blind.min.js',
 606      'wp-includes/js/jquery/ui/jquery.ui.effect-bounce.min.js',
 607      'wp-includes/js/jquery/ui/jquery.ui.effect-clip.min.js',
 608      'wp-includes/js/jquery/ui/jquery.ui.effect-drop.min.js',
 609      'wp-includes/js/jquery/ui/jquery.ui.effect-explode.min.js',
 610      'wp-includes/js/jquery/ui/jquery.ui.effect-fade.min.js',
 611      'wp-includes/js/jquery/ui/jquery.ui.effect-fold.min.js',
 612      'wp-includes/js/jquery/ui/jquery.ui.effect-highlight.min.js',
 613      'wp-includes/js/jquery/ui/jquery.ui.effect-pulsate.min.js',
 614      'wp-includes/js/jquery/ui/jquery.ui.effect-scale.min.js',
 615      'wp-includes/js/jquery/ui/jquery.ui.effect-shake.min.js',
 616      'wp-includes/js/jquery/ui/jquery.ui.effect-slide.min.js',
 617      'wp-includes/js/jquery/ui/jquery.ui.effect-transfer.min.js',
 618      'wp-includes/js/jquery/ui/jquery.ui.effect.min.js',
 619      'wp-includes/js/jquery/ui/jquery.ui.menu.min.js',
 620      'wp-includes/js/jquery/ui/jquery.ui.mouse.min.js',
 621      'wp-includes/js/jquery/ui/jquery.ui.position.min.js',
 622      'wp-includes/js/jquery/ui/jquery.ui.progressbar.min.js',
 623      'wp-includes/js/jquery/ui/jquery.ui.resizable.min.js',
 624      'wp-includes/js/jquery/ui/jquery.ui.selectable.min.js',
 625      'wp-includes/js/jquery/ui/jquery.ui.slider.min.js',
 626      'wp-includes/js/jquery/ui/jquery.ui.sortable.min.js',
 627      'wp-includes/js/jquery/ui/jquery.ui.spinner.min.js',
 628      'wp-includes/js/jquery/ui/jquery.ui.tabs.min.js',
 629      'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js',
 630      'wp-includes/js/jquery/ui/jquery.ui.widget.min.js',
 631      'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png',
 632      // 4.3
 633      'wp-admin/js/wp-fullscreen.js',
 634      'wp-admin/js/wp-fullscreen.min.js',
 635      'wp-includes/js/tinymce/wp-mce-help.php',
 636      'wp-includes/js/tinymce/plugins/wpfullscreen',
 637      // 4.5
 638      'wp-includes/theme-compat/comments-popup.php',
 639      // 4.6
 640      'wp-admin/includes/class-wp-automatic-upgrader.php', // Wrong file name, see #37628.
 641      // 4.8
 642      'wp-includes/js/tinymce/plugins/wpembed',
 643      'wp-includes/js/tinymce/plugins/media/moxieplayer.swf',
 644      'wp-includes/js/tinymce/skins/lightgray/fonts/readme.md',
 645      'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce-small.json',
 646      'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce.json',
 647      'wp-includes/js/tinymce/skins/lightgray/skin.ie7.min.css',
 648      // 4.9
 649      'wp-admin/css/press-this-editor-rtl.css',
 650      'wp-admin/css/press-this-editor-rtl.min.css',
 651      'wp-admin/css/press-this-editor.css',
 652      'wp-admin/css/press-this-editor.min.css',
 653      'wp-admin/css/press-this-rtl.css',
 654      'wp-admin/css/press-this-rtl.min.css',
 655      'wp-admin/css/press-this.css',
 656      'wp-admin/css/press-this.min.css',
 657      'wp-admin/includes/class-wp-press-this.php',
 658      'wp-admin/js/bookmarklet.js',
 659      'wp-admin/js/bookmarklet.min.js',
 660      'wp-admin/js/press-this.js',
 661      'wp-admin/js/press-this.min.js',
 662      'wp-includes/js/mediaelement/background.png',
 663      'wp-includes/js/mediaelement/bigplay.png',
 664      'wp-includes/js/mediaelement/bigplay.svg',
 665      'wp-includes/js/mediaelement/controls.png',
 666      'wp-includes/js/mediaelement/controls.svg',
 667      'wp-includes/js/mediaelement/flashmediaelement.swf',
 668      'wp-includes/js/mediaelement/froogaloop.min.js',
 669      'wp-includes/js/mediaelement/jumpforward.png',
 670      'wp-includes/js/mediaelement/loading.gif',
 671      'wp-includes/js/mediaelement/silverlightmediaelement.xap',
 672      'wp-includes/js/mediaelement/skipback.png',
 673      'wp-includes/js/plupload/plupload.flash.swf',
 674      'wp-includes/js/plupload/plupload.full.min.js',
 675      'wp-includes/js/plupload/plupload.silverlight.xap',
 676      'wp-includes/js/swfupload/plugins',
 677      'wp-includes/js/swfupload/swfupload.swf',
 678      // 4.9.2
 679      'wp-includes/js/mediaelement/lang',
 680      'wp-includes/js/mediaelement/mediaelement-flash-audio-ogg.swf',
 681      'wp-includes/js/mediaelement/mediaelement-flash-audio.swf',
 682      'wp-includes/js/mediaelement/mediaelement-flash-video-hls.swf',
 683      'wp-includes/js/mediaelement/mediaelement-flash-video-mdash.swf',
 684      'wp-includes/js/mediaelement/mediaelement-flash-video.swf',
 685      'wp-includes/js/mediaelement/renderers/dailymotion.js',
 686      'wp-includes/js/mediaelement/renderers/dailymotion.min.js',
 687      'wp-includes/js/mediaelement/renderers/facebook.js',
 688      'wp-includes/js/mediaelement/renderers/facebook.min.js',
 689      'wp-includes/js/mediaelement/renderers/soundcloud.js',
 690      'wp-includes/js/mediaelement/renderers/soundcloud.min.js',
 691      'wp-includes/js/mediaelement/renderers/twitch.js',
 692      'wp-includes/js/mediaelement/renderers/twitch.min.js',
 693      // 5.0
 694      'wp-includes/js/codemirror/jshint.js',
 695      // 5.1
 696      'wp-includes/js/tinymce/wp-tinymce.js.gz',
 697      // 5.3
 698      'wp-includes/js/wp-a11y.js',     // Moved to: wp-includes/js/dist/a11y.js
 699      'wp-includes/js/wp-a11y.min.js', // Moved to: wp-includes/js/dist/a11y.min.js
 700      // 5.4
 701      'wp-admin/js/wp-fullscreen-stub.js',
 702      'wp-admin/js/wp-fullscreen-stub.min.js',
 703      // 5.5
 704      'wp-admin/css/ie.css',
 705      'wp-admin/css/ie.min.css',
 706      'wp-admin/css/ie-rtl.css',
 707      'wp-admin/css/ie-rtl.min.css',
 708      // 5.6
 709      'wp-includes/js/jquery/ui/position.min.js',
 710      'wp-includes/js/jquery/ui/widget.min.js',
 711      // 5.7
 712      'wp-includes/blocks/classic/block.json',
 713      // 5.8
 714      'wp-admin/images/freedoms.png',
 715      'wp-admin/images/privacy.png',
 716      'wp-admin/images/about-badge.svg',
 717      'wp-admin/images/about-color-palette.svg',
 718      'wp-admin/images/about-color-palette-vert.svg',
 719      'wp-admin/images/about-header-brushes.svg',
 720      'wp-includes/block-patterns/large-header.php',
 721      'wp-includes/block-patterns/heading-paragraph.php',
 722      'wp-includes/block-patterns/quote.php',
 723      'wp-includes/block-patterns/text-three-columns-buttons.php',
 724      'wp-includes/block-patterns/two-buttons.php',
 725      'wp-includes/block-patterns/two-images.php',
 726      'wp-includes/block-patterns/three-buttons.php',
 727      'wp-includes/block-patterns/text-two-columns-with-images.php',
 728      'wp-includes/block-patterns/text-two-columns.php',
 729      'wp-includes/block-patterns/large-header-button.php',
 730      'wp-includes/blocks/subhead',
 731      'wp-includes/css/dist/editor/editor-styles.css',
 732      'wp-includes/css/dist/editor/editor-styles.min.css',
 733      'wp-includes/css/dist/editor/editor-styles-rtl.css',
 734      'wp-includes/css/dist/editor/editor-styles-rtl.min.css',
 735      // 5.9
 736      'wp-includes/blocks/heading/editor.css',
 737      'wp-includes/blocks/heading/editor.min.css',
 738      'wp-includes/blocks/heading/editor-rtl.css',
 739      'wp-includes/blocks/heading/editor-rtl.min.css',
 740      'wp-includes/blocks/query-title/editor.css',
 741      'wp-includes/blocks/query-title/editor.min.css',
 742      'wp-includes/blocks/query-title/editor-rtl.css',
 743      'wp-includes/blocks/query-title/editor-rtl.min.css',
 744      /*
 745       * Restored in WordPress 6.7
 746       *
 747       * 'wp-includes/blocks/tag-cloud/editor.css',
 748       * 'wp-includes/blocks/tag-cloud/editor.min.css',
 749       * 'wp-includes/blocks/tag-cloud/editor-rtl.css',
 750       * 'wp-includes/blocks/tag-cloud/editor-rtl.min.css',
 751       */
 752      // 6.1
 753      'wp-includes/blocks/post-comments.php',
 754      'wp-includes/blocks/post-comments',
 755      'wp-includes/blocks/comments-query-loop',
 756      // 6.3
 757      'wp-includes/images/wlw',
 758      'wp-includes/wlwmanifest.xml',
 759      'wp-includes/random_compat',
 760      // 6.4
 761      'wp-includes/navigation-fallback.php',
 762      'wp-includes/blocks/navigation/view-modal.min.js',
 763      'wp-includes/blocks/navigation/view-modal.js',
 764      // 6.5
 765      'wp-includes/ID3/license.commercial.txt',
 766      'wp-includes/blocks/query/style-rtl.min.css',
 767      'wp-includes/blocks/query/style.min.css',
 768      'wp-includes/blocks/query/style-rtl.css',
 769      'wp-includes/blocks/query/style.css',
 770      'wp-admin/images/about-header-about.svg',
 771      'wp-admin/images/about-header-contribute.svg',
 772      'wp-admin/images/about-header-background.svg',
 773      /*
 774       * Restored in WordPress 7.1
 775       *
 776       * 'wp-admin/images/about-header-privacy.svg',
 777       * 'wp-admin/images/about-header-credits.svg',
 778       * 'wp-admin/images/about-header-freedoms.svg',
 779       */
 780  
 781      // 6.6
 782      'wp-includes/blocks/block/editor.css',
 783      'wp-includes/blocks/block/editor.min.css',
 784      'wp-includes/blocks/block/editor-rtl.css',
 785      'wp-includes/blocks/block/editor-rtl.min.css',
 786      /*
 787       * 6.7
 788       *
 789       * WordPress 6.7 included a SimplePie upgrade that included a major
 790       * refactoring of the file structure and library. The old files are
 791       * split in to two sections to account for this: files and directories.
 792       *
 793       * See https://core.trac.wordpress.org/changeset/59141
 794       */
 795      // 6.7 - files
 796      'wp-includes/js/dist/interactivity-router.asset.php',
 797      'wp-includes/js/dist/interactivity-router.js',
 798      'wp-includes/js/dist/interactivity-router.min.js',
 799      'wp-includes/js/dist/interactivity-router.min.asset.php',
 800      'wp-includes/js/dist/interactivity.js',
 801      'wp-includes/js/dist/interactivity.min.js',
 802      'wp-includes/js/dist/vendor/react-dom.min.js.LICENSE.txt',
 803      'wp-includes/js/dist/vendor/react.min.js.LICENSE.txt',
 804      'wp-includes/js/dist/vendor/wp-polyfill-importmap.js',
 805      'wp-includes/js/dist/vendor/wp-polyfill-importmap.min.js',
 806      'wp-includes/sodium_compat/src/Core/Base64/Common.php',
 807      'wp-includes/SimplePie/Author.php',
 808      'wp-includes/SimplePie/Cache.php',
 809      'wp-includes/SimplePie/Caption.php',
 810      'wp-includes/SimplePie/Category.php',
 811      'wp-includes/SimplePie/Copyright.php',
 812      'wp-includes/SimplePie/Core.php',
 813      'wp-includes/SimplePie/Credit.php',
 814      'wp-includes/SimplePie/Enclosure.php',
 815      'wp-includes/SimplePie/Exception.php',
 816      'wp-includes/SimplePie/File.php',
 817      'wp-includes/SimplePie/gzdecode.php',
 818      'wp-includes/SimplePie/IRI.php',
 819      'wp-includes/SimplePie/Item.php',
 820      'wp-includes/SimplePie/Locator.php',
 821      'wp-includes/SimplePie/Misc.php',
 822      'wp-includes/SimplePie/Parser.php',
 823      'wp-includes/SimplePie/Rating.php',
 824      'wp-includes/SimplePie/Registry.php',
 825      'wp-includes/SimplePie/Restriction.php',
 826      'wp-includes/SimplePie/Sanitize.php',
 827      'wp-includes/SimplePie/Source.php',
 828      // 6.7 - directories
 829      'wp-includes/SimplePie/Cache/',
 830      'wp-includes/SimplePie/Content/',
 831      'wp-includes/SimplePie/Decode/',
 832      'wp-includes/SimplePie/HTTP/',
 833      'wp-includes/SimplePie/Net/',
 834      'wp-includes/SimplePie/Parse/',
 835      'wp-includes/SimplePie/XML/',
 836      // 6.8
 837      'wp-includes/blocks/post-content/editor.css',
 838      'wp-includes/blocks/post-content/editor.min.css',
 839      'wp-includes/blocks/post-content/editor-rtl.css',
 840      'wp-includes/blocks/post-content/editor-rtl.min.css',
 841      'wp-includes/blocks/post-template/editor.css',
 842      'wp-includes/blocks/post-template/editor.min.css',
 843      'wp-includes/blocks/post-template/editor-rtl.css',
 844      'wp-includes/blocks/post-template/editor-rtl.min.css',
 845      'wp-includes/js/dist/fields.min.js',
 846      'wp-includes/js/dist/fields.js',
 847      // 6.9
 848      'wp-includes/SimplePie/src/Decode',
 849      'wp-includes/SimplePie/src/Core.php',
 850      // 7.0
 851      'wp-includes/assets/script-loader-packages.min.php',
 852      'wp-includes/assets/script-loader-react-refresh-entry.php',
 853      'wp-includes/assets/script-loader-react-refresh-entry.min.php',
 854      'wp-includes/assets/script-loader-react-refresh-runtime.php',
 855      'wp-includes/assets/script-loader-react-refresh-runtime.min.php',
 856      'wp-includes/assets/script-modules-packages.min.php',
 857      'wp-includes/blocks/archives/editor.css',
 858      'wp-includes/blocks/archives/editor.min.css',
 859      'wp-includes/blocks/archives/editor-rtl.css',
 860      'wp-includes/blocks/archives/editor-rtl.min.css',
 861      'wp-includes/blocks/file/view.asset.php',
 862      'wp-includes/blocks/file/view.min.asset.php',
 863      'wp-includes/blocks/file/view.js',
 864      'wp-includes/blocks/file/view.min.js',
 865      'wp-includes/blocks/image/view.asset.php',
 866      'wp-includes/blocks/image/view.min.asset.php',
 867      'wp-includes/blocks/image/view.js',
 868      'wp-includes/blocks/image/view.min.js',
 869      'wp-includes/blocks/navigation/view.asset.php',
 870      'wp-includes/blocks/navigation/view.min.asset.php',
 871      'wp-includes/blocks/navigation/view.js',
 872      'wp-includes/blocks/navigation/view.min.js',
 873      'wp-includes/blocks/navigation/view-modal.asset.php',
 874      'wp-includes/blocks/navigation/view-modal.min.asset.php',
 875      'wp-includes/blocks/query/view.asset.php',
 876      'wp-includes/blocks/query/view.min.asset.php',
 877      'wp-includes/blocks/query/view.js',
 878      'wp-includes/blocks/query/view.min.js',
 879      'wp-includes/blocks/search/view.asset.php',
 880      'wp-includes/blocks/search/view.min.asset.php',
 881      'wp-includes/blocks/search/view.js',
 882      'wp-includes/blocks/search/view.min.js',
 883      'wp-includes/blocks/tag-cloud/editor.css',
 884      'wp-includes/blocks/tag-cloud/editor.min.css',
 885      'wp-includes/blocks/tag-cloud/editor-rtl.css',
 886      'wp-includes/blocks/tag-cloud/editor-rtl.min.css',
 887      'wp-includes/css/dist/admin-ui/style.css',
 888      'wp-includes/css/dist/admin-ui/style.min.css',
 889      'wp-includes/css/dist/admin-ui/style-rtl.css',
 890      'wp-includes/css/dist/admin-ui/style-rtl.min.css',
 891      'wp-includes/css/dist/admin-ui/',
 892      'wp-includes/css/dist/edit-site/posts.css',
 893      'wp-includes/css/dist/edit-site/posts.min.css',
 894      'wp-includes/css/dist/edit-site/posts-rtl.css',
 895      'wp-includes/css/dist/edit-site/posts-rtl.min.css',
 896      'wp-includes/js/dist/admin-ui.js',
 897      'wp-includes/js/dist/admin-ui.min.js',
 898      'wp-includes/js/dist/latex-to-mathml.js',
 899      'wp-includes/js/dist/latex-to-mathml.min.js',
 900      'wp-includes/js/dist/views.js',
 901      'wp-includes/js/dist/views.min.js',
 902      'wp-includes/js/dist/script-modules/interactivity/debug.js',
 903      'wp-includes/js/dist/script-modules/interactivity/debug.min.js',
 904      'wp-includes/js/dist/vendor/react-jsx-runtime.min.js.LICENSE.txt',
 905      // 7.0.2
 906      'wp-includes/collaboration',
 907      'wp-includes/collaboration.php',
 908      /*
 909       * Restored in WordPress 7.1.
 910       *
 911       * 'wp-includes/js/dist/sync.js',
 912       * 'wp-includes/js/dist/sync.min.js',
 913       */
 914      // 7.1
 915      'wp-includes/images/icon-library/accordion-heading.svg',
 916      'wp-includes/images/icon-library/accordion-item.svg',
 917      'wp-includes/images/icon-library/accordion.svg',
 918      'wp-includes/images/icon-library/add-card.svg',
 919      'wp-includes/images/icon-library/add-submenu.svg',
 920      'wp-includes/images/icon-library/add-template.svg',
 921      'wp-includes/images/icon-library/align-center.svg',
 922      'wp-includes/images/icon-library/align-justify.svg',
 923      'wp-includes/images/icon-library/align-left.svg',
 924      'wp-includes/images/icon-library/align-none.svg',
 925      'wp-includes/images/icon-library/align-right.svg',
 926      'wp-includes/images/icon-library/archive.svg',
 927      'wp-includes/images/icon-library/aspect-ratio.svg',
 928      'wp-includes/images/icon-library/background.svg',
 929      'wp-includes/images/icon-library/backup.svg',
 930      'wp-includes/images/icon-library/bell-unread.svg',
 931      'wp-includes/images/icon-library/border.svg',
 932      'wp-includes/images/icon-library/box.svg',
 933      'wp-includes/images/icon-library/breadcrumbs.svg',
 934      'wp-includes/images/icon-library/brush.svg',
 935      'wp-includes/images/icon-library/bug.svg',
 936      'wp-includes/images/icon-library/button.svg',
 937      'wp-includes/images/icon-library/buttons.svg',
 938      'wp-includes/images/icon-library/cancel-circle-filled.svg',
 939      'wp-includes/images/icon-library/caption.svg',
 940      'wp-includes/images/icon-library/caution-filled.svg',
 941      'wp-includes/images/icon-library/classic.svg',
 942      'wp-includes/images/icon-library/close-small.svg',
 943      'wp-includes/images/icon-library/close.svg',
 944      'wp-includes/images/icon-library/cloud-download.svg',
 945      'wp-includes/images/icon-library/cloud-upload.svg',
 946      'wp-includes/images/icon-library/cloud.svg',
 947      'wp-includes/images/icon-library/code.svg',
 948      'wp-includes/images/icon-library/cog.svg',
 949      'wp-includes/images/icon-library/color.svg',
 950      'wp-includes/images/icon-library/column.svg',
 951      'wp-includes/images/icon-library/columns.svg',
 952      'wp-includes/images/icon-library/comment-author-avatar.svg',
 953      'wp-includes/images/icon-library/comment-author-name.svg',
 954      'wp-includes/images/icon-library/comment-content.svg',
 955      'wp-includes/images/icon-library/comment-edit-link.svg',
 956      'wp-includes/images/icon-library/comment-reply-link.svg',
 957      'wp-includes/images/icon-library/connection.svg',
 958      'wp-includes/images/icon-library/contents.svg',
 959      'wp-includes/images/icon-library/copy-small.svg',
 960      'wp-includes/images/icon-library/copy.svg',
 961      'wp-includes/images/icon-library/corner-all.svg',
 962      'wp-includes/images/icon-library/corner-bottom-left.svg',
 963      'wp-includes/images/icon-library/corner-bottom-right.svg',
 964      'wp-includes/images/icon-library/corner-top-left.svg',
 965      'wp-includes/images/icon-library/corner-top-right.svg',
 966      'wp-includes/images/icon-library/crop.svg',
 967      'wp-includes/images/icon-library/currency-dollar.svg',
 968      'wp-includes/images/icon-library/currency-euro.svg',
 969      'wp-includes/images/icon-library/currency-pound.svg',
 970      'wp-includes/images/icon-library/custom-link.svg',
 971      'wp-includes/images/icon-library/custom-post-type.svg',
 972      'wp-includes/images/icon-library/dashboard.svg',
 973      'wp-includes/images/icon-library/details.svg',
 974      'wp-includes/images/icon-library/drafts.svg',
 975      'wp-includes/images/icon-library/drag-handle.svg',
 976      'wp-includes/images/icon-library/filter.svg',
 977      'wp-includes/images/icon-library/flip-horizontal.svg',
 978      'wp-includes/images/icon-library/flip-vertical.svg',
 979      'wp-includes/images/icon-library/footer.svg',
 980      'wp-includes/images/icon-library/format-bold.svg',
 981      'wp-includes/images/icon-library/format-capitalize.svg',
 982      'wp-includes/images/icon-library/format-indent-rtl.svg',
 983      'wp-includes/images/icon-library/format-indent.svg',
 984      'wp-includes/images/icon-library/format-italic.svg',
 985      'wp-includes/images/icon-library/format-list-bullets-rtl.svg',
 986      'wp-includes/images/icon-library/format-list-bullets.svg',
 987      'wp-includes/images/icon-library/format-list-numbered-rtl.svg',
 988      'wp-includes/images/icon-library/format-list-numbered.svg',
 989      'wp-includes/images/icon-library/format-lowercase.svg',
 990      'wp-includes/images/icon-library/format-ltr.svg',
 991      'wp-includes/images/icon-library/format-outdent-rtl.svg',
 992      'wp-includes/images/icon-library/format-outdent.svg',
 993      'wp-includes/images/icon-library/format-rtl.svg',
 994      'wp-includes/images/icon-library/format-strikethrough.svg',
 995      'wp-includes/images/icon-library/format-underline.svg',
 996      'wp-includes/images/icon-library/format-uppercase.svg',
 997      'wp-includes/images/icon-library/full-height.svg',
 998      'wp-includes/images/icon-library/fullscreen.svg',
 999      'wp-includes/images/icon-library/funnel.svg',
1000      'wp-includes/images/icon-library/gift.svg',
1001      'wp-includes/images/icon-library/globe.svg',
1002      'wp-includes/images/icon-library/grid.svg',
1003      'wp-includes/images/icon-library/handle.svg',
1004      'wp-includes/images/icon-library/header.svg',
1005      'wp-includes/images/icon-library/heading-level-1.svg',
1006      'wp-includes/images/icon-library/heading-level-2.svg',
1007      'wp-includes/images/icon-library/heading-level-3.svg',
1008      'wp-includes/images/icon-library/heading-level-4.svg',
1009      'wp-includes/images/icon-library/heading-level-5.svg',
1010      'wp-includes/images/icon-library/heading-level-6.svg',
1011      'wp-includes/images/icon-library/help-filled.svg',
1012      'wp-includes/images/icon-library/home-button.svg',
1013      'wp-includes/images/icon-library/html.svg',
1014      'wp-includes/images/icon-library/inbox.svg',
1015      'wp-includes/images/icon-library/insert-after.svg',
1016      'wp-includes/images/icon-library/insert-before.svg',
1017      'wp-includes/images/icon-library/institution.svg',
1018      'wp-includes/images/icon-library/justify-bottom.svg',
1019      'wp-includes/images/icon-library/justify-center-vertical.svg',
1020      'wp-includes/images/icon-library/justify-center.svg',
1021      'wp-includes/images/icon-library/justify-left.svg',
1022      'wp-includes/images/icon-library/justify-right.svg',
1023      'wp-includes/images/icon-library/justify-space-between-vertical.svg',
1024      'wp-includes/images/icon-library/justify-space-between.svg',
1025      'wp-includes/images/icon-library/justify-stretch-vertical.svg',
1026      'wp-includes/images/icon-library/justify-stretch.svg',
1027      'wp-includes/images/icon-library/justify-top.svg',
1028      'wp-includes/images/icon-library/keyboard-close.svg',
1029      'wp-includes/images/icon-library/keyboard-return.svg',
1030      'wp-includes/images/icon-library/keyboard.svg',
1031      'wp-includes/images/icon-library/layout.svg',
1032      'wp-includes/images/icon-library/level-up.svg',
1033      'wp-includes/images/icon-library/lifesaver.svg',
1034      'wp-includes/images/icon-library/line-dashed.svg',
1035      'wp-includes/images/icon-library/line-dotted.svg',
1036      'wp-includes/images/icon-library/line-solid.svg',
1037      'wp-includes/images/icon-library/link-off.svg',
1038      'wp-includes/images/icon-library/link.svg',
1039      'wp-includes/images/icon-library/list-item.svg',
1040      'wp-includes/images/icon-library/list-view.svg',
1041      'wp-includes/images/icon-library/list.svg',
1042      'wp-includes/images/icon-library/lock-outline.svg',
1043      'wp-includes/images/icon-library/lock-small.svg',
1044      'wp-includes/images/icon-library/lock.svg',
1045      'wp-includes/images/icon-library/login.svg',
1046      'wp-includes/images/icon-library/loop.svg',
1047      'wp-includes/images/icon-library/math.svg',
1048      'wp-includes/images/icon-library/media-and-text.svg',
1049      'wp-includes/images/icon-library/media.svg',
1050      'wp-includes/images/icon-library/megaphone.svg',
1051      'wp-includes/images/icon-library/more.svg',
1052      'wp-includes/images/icon-library/move-to.svg',
1053      'wp-includes/images/icon-library/navigation-overlay.svg',
1054      'wp-includes/images/icon-library/navigation.svg',
1055      'wp-includes/images/icon-library/not-allowed.svg',
1056      'wp-includes/images/icon-library/not-found.svg',
1057      'wp-includes/images/icon-library/offline.svg',
1058      'wp-includes/images/icon-library/overlay-text.svg',
1059      'wp-includes/images/icon-library/page-break.svg',
1060      'wp-includes/images/icon-library/page.svg',
1061      'wp-includes/images/icon-library/pages.svg',
1062      'wp-includes/images/icon-library/pending.svg',
1063      'wp-includes/images/icon-library/percent.svg',
1064      'wp-includes/images/icon-library/pin-small.svg',
1065      'wp-includes/images/icon-library/pin.svg',
1066      'wp-includes/images/icon-library/plugins.svg',
1067      'wp-includes/images/icon-library/plus-circle-filled.svg',
1068      'wp-includes/images/icon-library/position-center.svg',
1069      'wp-includes/images/icon-library/position-left.svg',
1070      'wp-includes/images/icon-library/position-right.svg',
1071      'wp-includes/images/icon-library/post-author.svg',
1072      'wp-includes/images/icon-library/post-categories.svg',
1073      'wp-includes/images/icon-library/post-comments-count.svg',
1074      'wp-includes/images/icon-library/post-comments-form.svg',
1075      'wp-includes/images/icon-library/post-comments.svg',
1076      'wp-includes/images/icon-library/post-content.svg',
1077      'wp-includes/images/icon-library/post-date.svg',
1078      'wp-includes/images/icon-library/post-excerpt.svg',
1079      'wp-includes/images/icon-library/post-featured-image.svg',
1080      'wp-includes/images/icon-library/post-list.svg',
1081      'wp-includes/images/icon-library/post-terms.svg',
1082      'wp-includes/images/icon-library/post.svg',
1083      'wp-includes/images/icon-library/preformatted.svg',
1084      'wp-includes/images/icon-library/pull-left.svg',
1085      'wp-includes/images/icon-library/pull-right.svg',
1086      'wp-includes/images/icon-library/pullquote.svg',
1087      'wp-includes/images/icon-library/query-pagination-next.svg',
1088      'wp-includes/images/icon-library/query-pagination-numbers.svg',
1089      'wp-includes/images/icon-library/query-pagination-previous.svg',
1090      'wp-includes/images/icon-library/query-pagination.svg',
1091      'wp-includes/images/icon-library/redo.svg',
1092      'wp-includes/images/icon-library/remove-bug.svg',
1093      'wp-includes/images/icon-library/remove-submenu.svg',
1094      'wp-includes/images/icon-library/replace.svg',
1095      'wp-includes/images/icon-library/reset.svg',
1096      'wp-includes/images/icon-library/resize-corner-ne.svg',
1097      'wp-includes/images/icon-library/reusable-block.svg',
1098      'wp-includes/images/icon-library/rotate-left.svg',
1099      'wp-includes/images/icon-library/rotate-right.svg',
1100      'wp-includes/images/icon-library/row.svg',
1101      'wp-includes/images/icon-library/seen.svg',
1102      'wp-includes/images/icon-library/send.svg',
1103      'wp-includes/images/icon-library/separator.svg',
1104      'wp-includes/images/icon-library/shipping.svg',
1105      'wp-includes/images/icon-library/shortcode.svg',
1106      'wp-includes/images/icon-library/sidebar.svg',
1107      'wp-includes/images/icon-library/sides-all.svg',
1108      'wp-includes/images/icon-library/sides-axial.svg',
1109      'wp-includes/images/icon-library/sides-bottom.svg',
1110      'wp-includes/images/icon-library/sides-horizontal.svg',
1111      'wp-includes/images/icon-library/sides-left.svg',
1112      'wp-includes/images/icon-library/sides-right.svg',
1113      'wp-includes/images/icon-library/sides-top.svg',
1114      'wp-includes/images/icon-library/sides-vertical.svg',
1115      'wp-includes/images/icon-library/site-logo.svg',
1116      'wp-includes/images/icon-library/square.svg',
1117      'wp-includes/images/icon-library/stack.svg',
1118      'wp-includes/images/icon-library/stretch-full-width.svg',
1119      'wp-includes/images/icon-library/stretch-wide.svg',
1120      'wp-includes/images/icon-library/subscript.svg',
1121      'wp-includes/images/icon-library/superscript.svg',
1122      'wp-includes/images/icon-library/swatch.svg',
1123      'wp-includes/images/icon-library/tab.svg',
1124      'wp-includes/images/icon-library/table-column-after.svg',
1125      'wp-includes/images/icon-library/table-column-before.svg',
1126      'wp-includes/images/icon-library/table-column-delete.svg',
1127      'wp-includes/images/icon-library/table-of-contents.svg',
1128      'wp-includes/images/icon-library/table-row-after.svg',
1129      'wp-includes/images/icon-library/table-row-before.svg',
1130      'wp-includes/images/icon-library/table-row-delete.svg',
1131      'wp-includes/images/icon-library/tabs-menu-item.svg',
1132      'wp-includes/images/icon-library/tabs-menu.svg',
1133      'wp-includes/images/icon-library/tabs.svg',
1134      'wp-includes/images/icon-library/term-count.svg',
1135      'wp-includes/images/icon-library/term-description.svg',
1136      'wp-includes/images/icon-library/term-name.svg',
1137      'wp-includes/images/icon-library/text-color.svg',
1138      'wp-includes/images/icon-library/text-horizontal.svg',
1139      'wp-includes/images/icon-library/text-vertical.svg',
1140      'wp-includes/images/icon-library/thumbs-down.svg',
1141      'wp-includes/images/icon-library/thumbs-up.svg',
1142      'wp-includes/images/icon-library/time-to-read.svg',
1143      'wp-includes/images/icon-library/title.svg',
1144      'wp-includes/images/icon-library/tool.svg',
1145      'wp-includes/images/icon-library/trash.svg',
1146      'wp-includes/images/icon-library/trending-down.svg',
1147      'wp-includes/images/icon-library/trending-up.svg',
1148      'wp-includes/images/icon-library/typography.svg',
1149      'wp-includes/images/icon-library/undo.svg',
1150      'wp-includes/images/icon-library/ungroup.svg',
1151      'wp-includes/images/icon-library/unlock.svg',
1152      'wp-includes/images/icon-library/unseen.svg',
1153      'wp-includes/images/icon-library/update.svg',
1154      'wp-includes/images/icon-library/video.svg',
1155      'wp-includes/images/icon-library/widget.svg',
1156      'wp-includes/images/icon-library/word-count.svg',
1157      'wp-includes/images/icon-library/wordpress.svg',
1158      'wp-admin/images/about-header-credits.webp',
1159      'wp-admin/images/about-header-credits-rtl.webp',
1160      'wp-admin/images/about-header-default.webp',
1161      'wp-admin/images/about-header-default-rtl.webp',
1162      'wp-admin/images/about-header-freedoms.webp',
1163      'wp-admin/images/about-header-freedoms-rtl.webp',
1164      'wp-admin/images/about-header-get-involved.webp',
1165      'wp-admin/images/about-header-get-involved-rtl.webp',
1166      'wp-admin/images/about-header-privacy.webp',
1167      'wp-admin/images/about-header-privacy-rtl.webp',
1168      'wp-admin/images/about-release-logo.svg',
1169  );
1170  
1171  /**
1172   * Stores Requests files to be preloaded and deleted.
1173   *
1174   * For classes/interfaces, use the class/interface name
1175   * as the array key.
1176   *
1177   * All other files/directories should not have a key.
1178   *
1179   * @since 6.2.0
1180   *
1181   * @global string[] $_old_requests_files
1182   * @var string[]
1183   * @name $_old_requests_files
1184   */
1185  global $_old_requests_files;
1186  
1187  $_old_requests_files = array(
1188      // Interfaces.
1189      'Requests_Auth'                              => 'wp-includes/Requests/Auth.php',
1190      'Requests_Hooker'                            => 'wp-includes/Requests/Hooker.php',
1191      'Requests_Proxy'                             => 'wp-includes/Requests/Proxy.php',
1192      'Requests_Transport'                         => 'wp-includes/Requests/Transport.php',
1193  
1194      // Classes.
1195      'Requests_Auth_Basic'                        => 'wp-includes/Requests/Auth/Basic.php',
1196      'Requests_Cookie_Jar'                        => 'wp-includes/Requests/Cookie/Jar.php',
1197      'Requests_Exception_HTTP'                    => 'wp-includes/Requests/Exception/HTTP.php',
1198      'Requests_Exception_Transport'               => 'wp-includes/Requests/Exception/Transport.php',
1199      'Requests_Exception_HTTP_304'                => 'wp-includes/Requests/Exception/HTTP/304.php',
1200      'Requests_Exception_HTTP_305'                => 'wp-includes/Requests/Exception/HTTP/305.php',
1201      'Requests_Exception_HTTP_306'                => 'wp-includes/Requests/Exception/HTTP/306.php',
1202      'Requests_Exception_HTTP_400'                => 'wp-includes/Requests/Exception/HTTP/400.php',
1203      'Requests_Exception_HTTP_401'                => 'wp-includes/Requests/Exception/HTTP/401.php',
1204      'Requests_Exception_HTTP_402'                => 'wp-includes/Requests/Exception/HTTP/402.php',
1205      'Requests_Exception_HTTP_403'                => 'wp-includes/Requests/Exception/HTTP/403.php',
1206      'Requests_Exception_HTTP_404'                => 'wp-includes/Requests/Exception/HTTP/404.php',
1207      'Requests_Exception_HTTP_405'                => 'wp-includes/Requests/Exception/HTTP/405.php',
1208      'Requests_Exception_HTTP_406'                => 'wp-includes/Requests/Exception/HTTP/406.php',
1209      'Requests_Exception_HTTP_407'                => 'wp-includes/Requests/Exception/HTTP/407.php',
1210      'Requests_Exception_HTTP_408'                => 'wp-includes/Requests/Exception/HTTP/408.php',
1211      'Requests_Exception_HTTP_409'                => 'wp-includes/Requests/Exception/HTTP/409.php',
1212      'Requests_Exception_HTTP_410'                => 'wp-includes/Requests/Exception/HTTP/410.php',
1213      'Requests_Exception_HTTP_411'                => 'wp-includes/Requests/Exception/HTTP/411.php',
1214      'Requests_Exception_HTTP_412'                => 'wp-includes/Requests/Exception/HTTP/412.php',
1215      'Requests_Exception_HTTP_413'                => 'wp-includes/Requests/Exception/HTTP/413.php',
1216      'Requests_Exception_HTTP_414'                => 'wp-includes/Requests/Exception/HTTP/414.php',
1217      'Requests_Exception_HTTP_415'                => 'wp-includes/Requests/Exception/HTTP/415.php',
1218      'Requests_Exception_HTTP_416'                => 'wp-includes/Requests/Exception/HTTP/416.php',
1219      'Requests_Exception_HTTP_417'                => 'wp-includes/Requests/Exception/HTTP/417.php',
1220      'Requests_Exception_HTTP_418'                => 'wp-includes/Requests/Exception/HTTP/418.php',
1221      'Requests_Exception_HTTP_428'                => 'wp-includes/Requests/Exception/HTTP/428.php',
1222      'Requests_Exception_HTTP_429'                => 'wp-includes/Requests/Exception/HTTP/429.php',
1223      'Requests_Exception_HTTP_431'                => 'wp-includes/Requests/Exception/HTTP/431.php',
1224      'Requests_Exception_HTTP_500'                => 'wp-includes/Requests/Exception/HTTP/500.php',
1225      'Requests_Exception_HTTP_501'                => 'wp-includes/Requests/Exception/HTTP/501.php',
1226      'Requests_Exception_HTTP_502'                => 'wp-includes/Requests/Exception/HTTP/502.php',
1227      'Requests_Exception_HTTP_503'                => 'wp-includes/Requests/Exception/HTTP/503.php',
1228      'Requests_Exception_HTTP_504'                => 'wp-includes/Requests/Exception/HTTP/504.php',
1229      'Requests_Exception_HTTP_505'                => 'wp-includes/Requests/Exception/HTTP/505.php',
1230      'Requests_Exception_HTTP_511'                => 'wp-includes/Requests/Exception/HTTP/511.php',
1231      'Requests_Exception_HTTP_Unknown'            => 'wp-includes/Requests/Exception/HTTP/Unknown.php',
1232      'Requests_Exception_Transport_cURL'          => 'wp-includes/Requests/Exception/Transport/cURL.php',
1233      'Requests_Proxy_HTTP'                        => 'wp-includes/Requests/Proxy/HTTP.php',
1234      'Requests_Response_Headers'                  => 'wp-includes/Requests/Response/Headers.php',
1235      'Requests_Transport_cURL'                    => 'wp-includes/Requests/Transport/cURL.php',
1236      'Requests_Transport_fsockopen'               => 'wp-includes/Requests/Transport/fsockopen.php',
1237      'Requests_Utility_CaseInsensitiveDictionary' => 'wp-includes/Requests/Utility/CaseInsensitiveDictionary.php',
1238      'Requests_Utility_FilteredIterator'          => 'wp-includes/Requests/Utility/FilteredIterator.php',
1239      'Requests_Cookie'                            => 'wp-includes/Requests/Cookie.php',
1240      'Requests_Exception'                         => 'wp-includes/Requests/Exception.php',
1241      'Requests_Hooks'                             => 'wp-includes/Requests/Hooks.php',
1242      'Requests_IDNAEncoder'                       => 'wp-includes/Requests/IDNAEncoder.php',
1243      'Requests_IPv6'                              => 'wp-includes/Requests/IPv6.php',
1244      'Requests_IRI'                               => 'wp-includes/Requests/IRI.php',
1245      'Requests_Response'                          => 'wp-includes/Requests/Response.php',
1246      'Requests_SSL'                               => 'wp-includes/Requests/SSL.php',
1247      'Requests_Session'                           => 'wp-includes/Requests/Session.php',
1248  
1249      // Directories.
1250      'wp-includes/Requests/Auth/',
1251      'wp-includes/Requests/Cookie/',
1252      'wp-includes/Requests/Exception/HTTP/',
1253      'wp-includes/Requests/Exception/Transport/',
1254      'wp-includes/Requests/Exception/',
1255      'wp-includes/Requests/Proxy/',
1256      'wp-includes/Requests/Response/',
1257      'wp-includes/Requests/Transport/',
1258      'wp-includes/Requests/Utility/',
1259  );
1260  
1261  /**
1262   * Stores new files in wp-content to copy
1263   *
1264   * The contents of this array indicate any new bundled plugins/themes which
1265   * should be installed with the WordPress Upgrade. These items will not be
1266   * re-installed in future upgrades, this behavior is controlled by the
1267   * introduced version present here being older than the current installed version.
1268   *
1269   * The content of this array should follow the following format:
1270   * Filename (relative to wp-content) => Introduced version
1271   * Directories should be noted by suffixing it with a trailing slash (/)
1272   *
1273   * @since 3.2.0
1274   * @since 4.7.0 New themes were not automatically installed for 4.4-4.6 on
1275   *              upgrade. New themes are now installed again. To disable new
1276   *              themes from being installed on upgrade, explicitly define
1277   *              CORE_UPGRADE_SKIP_NEW_BUNDLED as true.
1278   * @global string[] $_new_bundled_files
1279   * @var string[]
1280   * @name $_new_bundled_files
1281   */
1282  global $_new_bundled_files;
1283  
1284  $_new_bundled_files = array(
1285      'plugins/akismet/'          => '2.0',
1286      'themes/twentyten/'         => '3.0',
1287      'themes/twentyeleven/'      => '3.2',
1288      'themes/twentytwelve/'      => '3.5',
1289      'themes/twentythirteen/'    => '3.6',
1290      'themes/twentyfourteen/'    => '3.8',
1291      'themes/twentyfifteen/'     => '4.1',
1292      'themes/twentysixteen/'     => '4.4',
1293      'themes/twentyseventeen/'   => '4.7',
1294      'themes/twentynineteen/'    => '5.0',
1295      'themes/twentytwenty/'      => '5.3',
1296      'themes/twentytwentyone/'   => '5.6',
1297      'themes/twentytwentytwo/'   => '5.9',
1298      'themes/twentytwentythree/' => '6.1',
1299      'themes/twentytwentyfour/'  => '6.4',
1300      'themes/twentytwentyfive/'  => '6.7',
1301  );
1302  
1303  /**
1304   * Upgrades the core of WordPress.
1305   *
1306   * This will create a .maintenance file at the base of the WordPress directory
1307   * to ensure that people can not access the website, when the files are being
1308   * copied to their locations.
1309   *
1310   * The files in the `$_old_files` list will be removed and the new files
1311   * copied from the zip file after the database is upgraded.
1312   *
1313   * The files in the `$_new_bundled_files` list will be added to the installation
1314   * if the version is greater than or equal to the old version being upgraded.
1315   *
1316   * The steps for the upgrader for after the new release is downloaded and
1317   * unzipped is:
1318   *
1319   *   1. Test unzipped location for select files to ensure that unzipped worked.
1320   *   2. Create the .maintenance file in current WordPress base.
1321   *   3. Copy new WordPress directory over old WordPress files.
1322   *   4. Upgrade WordPress to new version.
1323   *      1. Copy all files/folders other than wp-content
1324   *      2. Copy any language files to `WP_LANG_DIR` (which may differ from `WP_CONTENT_DIR`
1325   *      3. Copy any new bundled themes/plugins to their respective locations
1326   *   5. Delete new WordPress directory path.
1327   *   6. Delete .maintenance file.
1328   *   7. Remove old files.
1329   *   8. Delete 'update_core' option.
1330   *
1331   * There are several areas of failure. For instance if PHP times out before step
1332   * 6, then you will not be able to access any portion of your site. Also, since
1333   * the upgrade will not continue where it left off, you will not be able to
1334   * automatically remove old files and remove the 'update_core' option. This
1335   * isn't that bad.
1336   *
1337   * If the copy of the new WordPress over the old fails, then the worse is that
1338   * the new WordPress directory will remain.
1339   *
1340   * If it is assumed that every file will be copied over, including plugins and
1341   * themes, then if you edit the default theme, you should rename it, so that
1342   * your changes remain.
1343   *
1344   * @since 2.7.0
1345   *
1346   * @global WP_Filesystem_Base $wp_filesystem          WordPress filesystem subclass.
1347   * @global string[]           $_old_files
1348   * @global string[]           $_old_requests_files
1349   * @global string[]           $_new_bundled_files
1350   * @global wpdb               $wpdb                   WordPress database abstraction object.
1351   * @global string             $wp_version             The WordPress version string.
1352   *
1353   * @param string $from New release unzipped path.
1354   * @param string $to   Path to old WordPress installation.
1355   * @return string|WP_Error New WordPress version on success, WP_Error on failure.
1356   */
1357  function update_core( $from, $to ) {
1358      global $wp_filesystem, $_old_files, $_old_requests_files, $_new_bundled_files, $wpdb;
1359  
1360      /*
1361       * Give core update script an additional 300 seconds (5 minutes)
1362       * to finish updating large files when running on slower servers.
1363       */
1364      if ( function_exists( 'set_time_limit' ) ) {
1365          set_time_limit( 300 );
1366      }
1367  
1368      /*
1369       * Merge the old Requests files and directories into the `$_old_files`.
1370       * Then preload these Requests files first, before the files are deleted
1371       * and replaced to ensure the code is in memory if needed.
1372       */
1373      $_old_files = array_merge( $_old_files, array_values( $_old_requests_files ) );
1374      _preload_old_requests_classes_and_interfaces( $to );
1375  
1376      /**
1377       * Filters feedback messages displayed during the core update process.
1378       *
1379       * The filter is first evaluated after the zip file for the latest version
1380       * has been downloaded and unzipped. It is evaluated five more times during
1381       * the process:
1382       *
1383       * 1. Before WordPress begins the core upgrade process.
1384       * 2. Before Maintenance Mode is enabled.
1385       * 3. Before WordPress begins copying over the necessary files.
1386       * 4. Before Maintenance Mode is disabled.
1387       * 5. Before the database is upgraded.
1388       *
1389       * @since 2.5.0
1390       *
1391       * @param string $feedback The core update feedback messages.
1392       */
1393      apply_filters( 'update_feedback', __( 'Verifying the unpacked files&#8230;' ) );
1394  
1395      // Confidence check the unzipped distribution.
1396      $distro = '';
1397      $roots  = array( '/wordpress/', '/wordpress-mu/' );
1398  
1399      foreach ( $roots as $root ) {
1400          if ( $wp_filesystem->exists( $from . $root . 'readme.html' )
1401              && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' )
1402          ) {
1403              $distro = $root;
1404              break;
1405          }
1406      }
1407  
1408      if ( ! $distro ) {
1409          $wp_filesystem->delete( $from, true );
1410  
1411          return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) );
1412      }
1413  
1414      /*
1415       * Import $wp_version, $required_php_version, $required_php_extensions, and $required_mysql_version from the new version.
1416       * DO NOT globalize any variables imported from `version-current.php` in this function.
1417       *
1418       * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8.
1419       */
1420      $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
1421  
1422      if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
1423          $wp_filesystem->delete( $from, true );
1424  
1425          return new WP_Error(
1426              'copy_failed_for_version_file',
1427              __( 'The update cannot be installed because some files could not be copied. This is usually due to inconsistent file permissions.' ),
1428              'wp-includes/version.php'
1429          );
1430      }
1431  
1432      $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
1433  
1434      /*
1435       * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
1436       * so don't run it when upgrading from older versions.
1437       */
1438      if ( function_exists( 'wp_opcache_invalidate' ) ) {
1439          wp_opcache_invalidate( $versions_file );
1440      }
1441  
1442      require WP_CONTENT_DIR . '/upgrade/version-current.php';
1443      $wp_filesystem->delete( $versions_file );
1444  
1445      $php_version    = PHP_VERSION;
1446      $mysql_version  = $wpdb->db_version();
1447      $old_wp_version = $GLOBALS['wp_version']; // The version of WordPress we're updating from.
1448      /*
1449       * Note: str_contains() is not used here, as this file is included
1450       * when updating from older WordPress versions, in which case
1451       * the polyfills from wp-includes/compat.php may not be available.
1452       */
1453      $development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // A dash in the version indicates a development release.
1454      $php_compat        = version_compare( $php_version, $required_php_version, '>=' );
1455  
1456      if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
1457          $mysql_compat = true;
1458      } else {
1459          $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
1460      }
1461  
1462      if ( ! $mysql_compat || ! $php_compat ) {
1463          $wp_filesystem->delete( $from, true );
1464      }
1465  
1466      $php_update_message = '';
1467  
1468      if ( function_exists( 'wp_get_update_php_url' ) ) {
1469          $php_update_message = '</p><p>' . sprintf(
1470              /* translators: %s: URL to Update PHP page. */
1471              __( '<a href="%s">Learn more about updating PHP</a>.' ),
1472              esc_url( wp_get_update_php_url() )
1473          );
1474  
1475          if ( function_exists( 'wp_get_update_php_annotation' ) ) {
1476              $annotation = wp_get_update_php_annotation();
1477  
1478              if ( $annotation ) {
1479                  $php_update_message .= '</p><p><em>' . $annotation . '</em>';
1480              }
1481          }
1482      }
1483  
1484      if ( ! $mysql_compat && ! $php_compat ) {
1485          return new WP_Error(
1486              'php_mysql_not_compatible',
1487              sprintf(
1488                  /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */
1489                  __( 'The update cannot be installed because WordPress %1$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.' ),
1490                  $wp_version,
1491                  $required_php_version,
1492                  $required_mysql_version,
1493                  $php_version,
1494                  $mysql_version
1495              ) . $php_update_message
1496          );
1497      } elseif ( ! $php_compat ) {
1498          return new WP_Error(
1499              'php_not_compatible',
1500              sprintf(
1501                  /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */
1502                  __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ),
1503                  $wp_version,
1504                  $required_php_version,
1505                  $php_version
1506              ) . $php_update_message
1507          );
1508      } elseif ( ! $mysql_compat ) {
1509          return new WP_Error(
1510              'mysql_not_compatible',
1511              sprintf(
1512                  /* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */
1513                  __( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ),
1514                  $wp_version,
1515                  $required_mysql_version,
1516                  $mysql_version
1517              )
1518          );
1519      }
1520  
1521      if ( isset( $required_php_extensions ) && is_array( $required_php_extensions ) ) {
1522          $missing_extensions = new WP_Error();
1523  
1524          foreach ( $required_php_extensions as $extension ) {
1525              if ( extension_loaded( $extension ) ) {
1526                  continue;
1527              }
1528  
1529              $missing_extensions->add(
1530                  "php_not_compatible_{$extension}",
1531                  sprintf(
1532                      /* translators: 1: WordPress version number, 2: The PHP extension name needed. */
1533                      __( 'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ),
1534                      $wp_version,
1535                      $extension
1536                  )
1537              );
1538          }
1539  
1540          // Add a warning when required PHP extensions are missing.
1541          if ( ! empty( $missing_extensions->errors ) ) {
1542              return $missing_extensions;
1543          }
1544      }
1545  
1546      /** This filter is documented in wp-admin/includes/update-core.php */
1547      apply_filters( 'update_feedback', __( 'Preparing to install the latest version&#8230;' ) );
1548  
1549      /*
1550       * Don't copy wp-content, we'll deal with that below.
1551       * We also copy version.php last so failed updates report their old version.
1552       */
1553      $skip              = array( 'wp-content', 'wp-includes/version.php' );
1554      $check_is_writable = array();
1555  
1556      // Check to see which files don't really need updating - only available for 3.7 and higher.
1557      if ( function_exists( 'get_core_checksums' ) ) {
1558          // Find the local version of the working directory.
1559          $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro;
1560  
1561          $checksums = get_core_checksums( $wp_version, $wp_local_package ?? 'en_US' );
1562  
1563          if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) {
1564              $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2.
1565          }
1566  
1567          if ( is_array( $checksums ) ) {
1568              foreach ( $checksums as $file => $checksum ) {
1569                  /*
1570                   * Note: str_starts_with() is not used here, as this file is included
1571                   * when updating from older WordPress versions, in which case
1572                   * the polyfills from wp-includes/compat.php may not be available.
1573                   */
1574                  if ( 'wp-content' === substr( $file, 0, 10 ) ) {
1575                      continue;
1576                  }
1577  
1578                  if ( ! file_exists( ABSPATH . $file ) ) {
1579                      continue;
1580                  }
1581  
1582                  if ( ! file_exists( $working_dir_local . $file ) ) {
1583                      continue;
1584                  }
1585  
1586                  if ( '.' === dirname( $file )
1587                      && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
1588                  ) {
1589                      continue;
1590                  }
1591  
1592                  if ( md5_file( ABSPATH . $file ) === $checksum ) {
1593                      $skip[] = $file;
1594                  } else {
1595                      $check_is_writable[ $file ] = ABSPATH . $file;
1596                  }
1597              }
1598          }
1599      }
1600  
1601      // If we're using the direct method, we can predict write failures that are due to permissions.
1602      if ( $check_is_writable && 'direct' === $wp_filesystem->method ) {
1603          $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) );
1604  
1605          if ( $files_writable !== $check_is_writable ) {
1606              $files_not_writable = array_diff_key( $check_is_writable, $files_writable );
1607  
1608              foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) {
1609                  // If the writable check failed, chmod file to 0644 and try again, same as copy_dir().
1610                  $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE );
1611  
1612                  if ( $wp_filesystem->is_writable( $file_not_writable ) ) {
1613                      unset( $files_not_writable[ $relative_file_not_writable ] );
1614                  }
1615              }
1616  
1617              // Store package-relative paths (the key) of non-writable files in the WP_Error object.
1618              $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : '';
1619  
1620              if ( $files_not_writable ) {
1621                  return new WP_Error(
1622                      'files_not_writable',
1623                      __( 'The update cannot be installed because your site is unable to copy some files. This is usually due to inconsistent file permissions.' ),
1624                      implode( ', ', $error_data )
1625                  );
1626              }
1627          }
1628      }
1629  
1630      /** This filter is documented in wp-admin/includes/update-core.php */
1631      apply_filters( 'update_feedback', __( 'Enabling Maintenance mode&#8230;' ) );
1632  
1633      // Create maintenance file to signal that we are upgrading.
1634      $maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
1635      $maintenance_file   = $to . '.maintenance';
1636      $wp_filesystem->delete( $maintenance_file );
1637      $wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE );
1638  
1639      /** This filter is documented in wp-admin/includes/update-core.php */
1640      apply_filters( 'update_feedback', __( 'Copying the required files&#8230;' ) );
1641  
1642      // Copy new versions of WP files into place.
1643      $result = copy_dir( $from . $distro, $to, $skip );
1644  
1645      if ( is_wp_error( $result ) ) {
1646          $result = new WP_Error(
1647              $result->get_error_code(),
1648              $result->get_error_message(),
1649              substr( $result->get_error_data(), strlen( $to ) )
1650          );
1651      }
1652  
1653      // Since we know the core files have copied over, we can now copy the version file.
1654      if ( ! is_wp_error( $result ) ) {
1655          if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) {
1656              $wp_filesystem->delete( $from, true );
1657              $result = new WP_Error(
1658                  'copy_failed_for_version_file',
1659                  __( 'The update cannot be installed because your site is unable to copy some files. This is usually due to inconsistent file permissions.' ),
1660                  'wp-includes/version.php'
1661              );
1662          }
1663  
1664          $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE );
1665  
1666          /*
1667           * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
1668           * so don't run it when upgrading from older versions.
1669           */
1670          if ( function_exists( 'wp_opcache_invalidate' ) ) {
1671              wp_opcache_invalidate( $to . 'wp-includes/version.php' );
1672          }
1673      }
1674  
1675      // Check to make sure everything copied correctly, ignoring the contents of wp-content.
1676      $skip   = array( 'wp-content' );
1677      $failed = array();
1678  
1679      if ( isset( $checksums ) && is_array( $checksums ) ) {
1680          foreach ( $checksums as $file => $checksum ) {
1681              /*
1682               * Note: str_starts_with() is not used here, as this file is included
1683               * when updating from older WordPress versions, in which case
1684               * the polyfills from wp-includes/compat.php may not be available.
1685               */
1686              if ( 'wp-content' === substr( $file, 0, 10 ) ) {
1687                  continue;
1688              }
1689  
1690              if ( ! file_exists( $working_dir_local . $file ) ) {
1691                  continue;
1692              }
1693  
1694              if ( '.' === dirname( $file )
1695                  && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
1696              ) {
1697                  $skip[] = $file;
1698                  continue;
1699              }
1700  
1701              if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) === $checksum ) {
1702                  $skip[] = $file;
1703              } else {
1704                  $failed[] = $file;
1705              }
1706          }
1707      }
1708  
1709      // Some files didn't copy properly.
1710      if ( ! empty( $failed ) ) {
1711          $total_size = 0;
1712  
1713          foreach ( $failed as $file ) {
1714              if ( file_exists( $working_dir_local . $file ) ) {
1715                  $total_size += filesize( $working_dir_local . $file );
1716              }
1717          }
1718  
1719          /*
1720           * If we don't have enough free space, it isn't worth trying again.
1721           * Unlikely to be hit due to the check in unzip_file().
1722           */
1723          $available_space = function_exists( 'disk_free_space' ) ? @disk_free_space( ABSPATH ) : false;
1724  
1725          if ( $available_space && $total_size >= $available_space ) {
1726              $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) );
1727          } else {
1728              $result = copy_dir( $from . $distro, $to, $skip );
1729  
1730              if ( is_wp_error( $result ) ) {
1731                  $result = new WP_Error(
1732                      $result->get_error_code() . '_retry',
1733                      $result->get_error_message(),
1734                      substr( $result->get_error_data(), strlen( $to ) )
1735                  );
1736              }
1737          }
1738      }
1739  
1740      /*
1741       * Custom content directory needs updating now.
1742       * Copy languages.
1743       */
1744      if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) {
1745          if ( WP_LANG_DIR !== ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) {
1746              $lang_dir = WP_LANG_DIR;
1747          } else {
1748              $lang_dir = WP_CONTENT_DIR . '/languages';
1749          }
1750          /*
1751           * Note: str_starts_with() is not used here, as this file is included
1752           * when updating from older WordPress versions, in which case
1753           * the polyfills from wp-includes/compat.php may not be available.
1754           */
1755          // Check if the language directory exists first.
1756          if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) {
1757              // If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
1758              $wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR );
1759              clearstatcache(); // For FTP, need to clear the stat cache.
1760          }
1761  
1762          if ( @is_dir( $lang_dir ) ) {
1763              $wp_lang_dir = $wp_filesystem->find_folder( $lang_dir );
1764  
1765              if ( $wp_lang_dir ) {
1766                  $result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir );
1767  
1768                  if ( is_wp_error( $result ) ) {
1769                      $result = new WP_Error(
1770                          $result->get_error_code() . '_languages',
1771                          $result->get_error_message(),
1772                          substr( $result->get_error_data(), strlen( $wp_lang_dir ) )
1773                      );
1774                  }
1775              }
1776          }
1777      }
1778  
1779      /** This filter is documented in wp-admin/includes/update-core.php */
1780      apply_filters( 'update_feedback', __( 'Disabling Maintenance mode&#8230;' ) );
1781  
1782      // Remove maintenance file, we're done with potential site-breaking changes.
1783      $wp_filesystem->delete( $maintenance_file );
1784  
1785      /*
1786       * 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users,
1787       * preventing installation of Twenty Twelve.
1788       */
1789      if ( '3.5' === $old_wp_version ) {
1790          if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' )
1791              && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' )
1792          ) {
1793              $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' );
1794          }
1795      }
1796  
1797      /*
1798       * Copy new bundled plugins & themes.
1799       * This gives us the ability to install new plugins & themes bundled with
1800       * future versions of WordPress whilst avoiding the re-install upon upgrade issue.
1801       * $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated.
1802       */
1803      if ( ! is_wp_error( $result )
1804          && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED )
1805      ) {
1806          foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
1807              // If a $development_build or if $introduced version is greater than what the site was previously running.
1808              if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) {
1809                  $directory = ( '/' === $file[ strlen( $file ) - 1 ] );
1810  
1811                  list( $type, $filename ) = explode( '/', $file, 2 );
1812  
1813                  // Check to see if the bundled items exist before attempting to copy them.
1814                  if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) {
1815                      continue;
1816                  }
1817  
1818                  if ( 'plugins' === $type ) {
1819                      $dest = $wp_filesystem->wp_plugins_dir();
1820                  } elseif ( 'themes' === $type ) {
1821                      // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2.
1822                      $dest = trailingslashit( $wp_filesystem->wp_themes_dir() );
1823                  } else {
1824                      continue;
1825                  }
1826  
1827                  if ( ! $directory ) {
1828                      if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) {
1829                          continue;
1830                      }
1831  
1832                      if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) {
1833                          $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename );
1834                      }
1835                  } else {
1836                      if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) {
1837                          continue;
1838                      }
1839  
1840                      $wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR );
1841                      $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename );
1842  
1843                      /*
1844                       * If an error occurs partway through this final step,
1845                       * keep the error flowing through, but keep the process going.
1846                       */
1847                      if ( is_wp_error( $_result ) ) {
1848                          if ( ! is_wp_error( $result ) ) {
1849                              $result = new WP_Error();
1850                          }
1851  
1852                          $result->add(
1853                              $_result->get_error_code() . "_$type",
1854                              $_result->get_error_message(),
1855                              substr( $_result->get_error_data(), strlen( $dest ) )
1856                          );
1857                      }
1858                  }
1859              }
1860          } // End foreach.
1861      }
1862  
1863      // Handle $result error from the above blocks.
1864      if ( is_wp_error( $result ) ) {
1865          $wp_filesystem->delete( $from, true );
1866  
1867          return $result;
1868      }
1869  
1870      // Remove old files.
1871      foreach ( $_old_files as $old_file ) {
1872          $old_file = $to . $old_file;
1873  
1874          if ( ! $wp_filesystem->exists( $old_file ) ) {
1875              continue;
1876          }
1877  
1878          // If the file isn't deleted, try writing an empty string to the file instead.
1879          if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) {
1880              $wp_filesystem->put_contents( $old_file, '' );
1881          }
1882      }
1883  
1884      // Remove any Genericons example.html's from the filesystem.
1885      _upgrade_422_remove_genericons();
1886  
1887      // Deactivate the REST API plugin if its version is 2.0 Beta 4 or lower.
1888      _upgrade_440_force_deactivate_incompatible_plugins();
1889  
1890      // Deactivate incompatible plugins.
1891      _upgrade_core_deactivate_incompatible_plugins();
1892  
1893      // Upgrade DB with separate request.
1894      /** This filter is documented in wp-admin/includes/update-core.php */
1895      apply_filters( 'update_feedback', __( 'Upgrading database&#8230;' ) );
1896  
1897      $db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' );
1898      wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) );
1899  
1900      // Clear the cache to prevent an update_option() from saving a stale db_version to the cache.
1901      wp_cache_flush();
1902      // Not all cache back ends listen to 'flush'.
1903      wp_cache_delete( 'alloptions', 'options' );
1904  
1905      // Remove working directory.
1906      $wp_filesystem->delete( $from, true );
1907  
1908      // Force refresh of update information.
1909      if ( function_exists( 'delete_site_transient' ) ) {
1910          delete_site_transient( 'update_core' );
1911      } else {
1912          delete_option( 'update_core' );
1913      }
1914  
1915      /**
1916       * Fires after WordPress core has been successfully updated.
1917       *
1918       * @since 3.3.0
1919       *
1920       * @param string $wp_version The current WordPress version.
1921       */
1922      do_action( '_core_updated_successfully', $wp_version );
1923  
1924      // Clear the option that blocks auto-updates after failures, now that we've been successful.
1925      if ( function_exists( 'delete_site_option' ) ) {
1926          delete_site_option( 'auto_core_update_failed' );
1927      }
1928  
1929      return $wp_version;
1930  }
1931  
1932  /**
1933   * Preloads old Requests classes and interfaces.
1934   *
1935   * This function preloads the old Requests code into memory before the
1936   * upgrade process deletes the files. Why? Requests code is loaded into
1937   * memory via an autoloader, meaning when a class or interface is needed
1938   * If a request is in process, Requests could attempt to access code. If
1939   * the file is not there, a fatal error could occur. If the file was
1940   * replaced, the new code is not compatible with the old, resulting in
1941   * a fatal error. Preloading ensures the code is in memory before the
1942   * code is updated.
1943   *
1944   * @since 6.2.0
1945   *
1946   * @global string[]           $_old_requests_files Requests files to be preloaded.
1947   * @global WP_Filesystem_Base $wp_filesystem       WordPress filesystem subclass.
1948   * @global string             $wp_version          The WordPress version string.
1949   *
1950   * @param string $to Path to old WordPress installation.
1951   */
1952  function _preload_old_requests_classes_and_interfaces( $to ) {
1953      global $_old_requests_files, $wp_filesystem, $wp_version;
1954  
1955      /*
1956       * Requests was introduced in WordPress 4.6.
1957       *
1958       * Skip preloading if the website was previously using
1959       * an earlier version of WordPress.
1960       */
1961      if ( version_compare( $wp_version, '4.6', '<' ) ) {
1962          return;
1963      }
1964  
1965      if ( ! defined( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS' ) ) {
1966          define( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS', true );
1967      }
1968  
1969      foreach ( $_old_requests_files as $name => $file ) {
1970          // Skip files that aren't interfaces or classes.
1971          if ( is_int( $name ) ) {
1972              continue;
1973          }
1974  
1975          // Skip if it's already loaded.
1976          if ( class_exists( $name ) || interface_exists( $name ) ) {
1977              continue;
1978          }
1979  
1980          // Skip if the file is missing.
1981          if ( ! $wp_filesystem->is_file( $to . $file ) ) {
1982              continue;
1983          }
1984  
1985          require_once $to . $file;
1986      }
1987  }
1988  
1989  /**
1990   * Redirect to the About WordPress page after a successful upgrade.
1991   *
1992   * This function is only needed when the existing installation is older than 3.4.0.
1993   *
1994   * @since 3.3.0
1995   *
1996   * @global string $wp_version The WordPress version string.
1997   * @global string $pagenow    The filename of the current screen.
1998   * @global string $action
1999   *
2000   * @param string $new_version
2001   */
2002  function _redirect_to_about_wordpress( $new_version ) {
2003      global $wp_version, $pagenow, $action;
2004  
2005      if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) {
2006          return;
2007      }
2008  
2009      // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts.
2010      if ( 'update-core.php' !== $pagenow ) {
2011          return;
2012      }
2013  
2014      if ( 'do-core-upgrade' !== $action && 'do-core-reinstall' !== $action ) {
2015          return;
2016      }
2017  
2018      // Load the updated default text localization domain for new strings.
2019      load_default_textdomain();
2020  
2021      // See do_core_upgrade().
2022      show_message( __( 'WordPress updated successfully.' ) );
2023  
2024      // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional.
2025      show_message(
2026          '<span class="hide-if-no-js">' . sprintf(
2027              /* translators: 1: WordPress version, 2: URL to About screen. */
2028              __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ),
2029              $new_version,
2030              'about.php?updated'
2031          ) . '</span>'
2032      );
2033      show_message(
2034          '<span class="hide-if-js">' . sprintf(
2035              /* translators: 1: WordPress version, 2: URL to About screen. */
2036              __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ),
2037              $new_version,
2038              'about.php?updated'
2039          ) . '</span>'
2040      );
2041      echo '</div>';
2042      ?>
2043  <script>
2044  window.location = 'about.php?updated';
2045  </script>
2046      <?php
2047  
2048      // Include admin-footer.php and exit.
2049      require_once  ABSPATH . 'wp-admin/admin-footer.php';
2050      exit;
2051  }
2052  
2053  /**
2054   * Cleans up Genericons example files.
2055   *
2056   * @since 4.2.2
2057   *
2058   * @global string[]           $wp_theme_directories
2059   * @global WP_Filesystem_Base $wp_filesystem
2060   */
2061  function _upgrade_422_remove_genericons() {
2062      global $wp_theme_directories, $wp_filesystem;
2063  
2064      // A list of the affected files using the filesystem absolute paths.
2065      $affected_files = array();
2066  
2067      // Themes.
2068      foreach ( $wp_theme_directories as $directory ) {
2069          $affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory );
2070          $affected_files       = array_merge( $affected_files, $affected_theme_files );
2071      }
2072  
2073      // Plugins.
2074      $affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR );
2075      $affected_files        = array_merge( $affected_files, $affected_plugin_files );
2076  
2077      foreach ( $affected_files as $file ) {
2078          $gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) );
2079  
2080          if ( empty( $gen_dir ) ) {
2081              continue;
2082          }
2083  
2084          // The path when the file is accessed via WP_Filesystem may differ in the case of FTP.
2085          $remote_file = $gen_dir . basename( $file );
2086  
2087          if ( ! $wp_filesystem->exists( $remote_file ) ) {
2088              continue;
2089          }
2090  
2091          if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) {
2092              $wp_filesystem->put_contents( $remote_file, '' );
2093          }
2094      }
2095  }
2096  
2097  /**
2098   * Recursively find Genericons example files in a given folder.
2099   *
2100   * @ignore
2101   * @since 4.2.2
2102   *
2103   * @param string $directory Directory path. Expects trailingslashed.
2104   * @return string[]
2105   */
2106  function _upgrade_422_find_genericons_files_in_folder( $directory ) {
2107      $directory = trailingslashit( $directory );
2108      $files     = array();
2109  
2110      if ( file_exists( "{$directory}example.html" )
2111          /*
2112           * Note: str_contains() is not used here, as this file is included
2113           * when updating from older WordPress versions, in which case
2114           * the polyfills from wp-includes/compat.php may not be available.
2115           */
2116          && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' )
2117      ) {
2118          $files[] = "{$directory}example.html";
2119      }
2120  
2121      $dirs = glob( $directory . '*', GLOB_ONLYDIR );
2122      $dirs = array_filter(
2123          $dirs,
2124          static function ( $dir ) {
2125              /*
2126               * Skip any node_modules directories.
2127               *
2128               * Note: str_contains() is not used here, as this file is included
2129               * when updating from older WordPress versions, in which case
2130               * the polyfills from wp-includes/compat.php may not be available.
2131               */
2132              return false === strpos( $dir, 'node_modules' );
2133          }
2134      );
2135  
2136      if ( $dirs ) {
2137          foreach ( $dirs as $dir ) {
2138              $files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) );
2139          }
2140      }
2141  
2142      return $files;
2143  }
2144  
2145  /**
2146   * @ignore
2147   * @since 4.4.0
2148   */
2149  function _upgrade_440_force_deactivate_incompatible_plugins() {
2150      if ( defined( 'REST_API_VERSION' ) && version_compare( REST_API_VERSION, '2.0-beta4', '<=' ) ) {
2151          deactivate_plugins( array( 'rest-api/plugin.php' ), true );
2152      }
2153  }
2154  
2155  /**
2156   * @access private
2157   * @ignore
2158   * @since 5.8.0
2159   * @since 5.9.0 The minimum compatible version of Gutenberg is 11.9.
2160   * @since 6.1.1 The minimum compatible version of Gutenberg is 14.1.
2161   * @since 6.4.0 The minimum compatible version of Gutenberg is 16.5.
2162   * @since 6.5.0 The minimum compatible version of Gutenberg is 17.6.
2163   */
2164  function _upgrade_core_deactivate_incompatible_plugins() {
2165      if ( defined( 'GUTENBERG_VERSION' ) && version_compare( GUTENBERG_VERSION, '17.6', '<' ) ) {
2166          $deactivated_gutenberg['gutenberg'] = array(
2167              'plugin_name'         => 'Gutenberg',
2168              'version_deactivated' => GUTENBERG_VERSION,
2169              'version_compatible'  => '17.6',
2170          );
2171          if ( is_plugin_active_for_network( 'gutenberg/gutenberg.php' ) ) {
2172              $deactivated_plugins = get_site_option( 'wp_force_deactivated_plugins', array() );
2173              $deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
2174              update_site_option( 'wp_force_deactivated_plugins', $deactivated_plugins );
2175          } else {
2176              $deactivated_plugins = get_option( 'wp_force_deactivated_plugins', array() );
2177              $deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
2178              update_option( 'wp_force_deactivated_plugins', $deactivated_plugins, false );
2179          }
2180          deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
2181      }
2182  }


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