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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 <?php 2 /** 3 * WordPress core upgrade functionality. 4 * 5 * @package WordPress 6 * @subpackage Administration 7 * @since 2.7.0 8 */ 9 10 /** 11 * Stores files to be deleted. 12 * 13 * @since 2.7.0 14 * @global array $_old_files 15 * @var array 16 * @name $_old_files 17 */ 18 global $_old_files; 19 20 $_old_files = array( 21 // 2.0 22 'wp-admin/import-b2.php', 23 'wp-admin/import-blogger.php', 24 'wp-admin/import-greymatter.php', 25 'wp-admin/import-livejournal.php', 26 'wp-admin/import-mt.php', 27 'wp-admin/import-rss.php', 28 'wp-admin/import-textpattern.php', 29 'wp-admin/quicktags.js', 30 'wp-images/fade-butt.png', 31 'wp-images/get-firefox.png', 32 'wp-images/header-shadow.png', 33 'wp-images/smilies', 34 'wp-images/wp-small.png', 35 'wp-images/wpminilogo.png', 36 'wp.php', 37 // 2.0.8 38 'wp-includes/js/tinymce/plugins/inlinepopups/readme.txt', 39 // 2.1 40 'wp-admin/edit-form-ajax-cat.php', 41 'wp-admin/execute-pings.php', 42 'wp-admin/inline-uploading.php', 43 'wp-admin/link-categories.php', 44 'wp-admin/list-manipulation.js', 45 'wp-admin/list-manipulation.php', 46 'wp-includes/comment-functions.php', 47 'wp-includes/feed-functions.php', 48 'wp-includes/functions-compat.php', 49 'wp-includes/functions-formatting.php', 50 'wp-includes/functions-post.php', 51 'wp-includes/js/dbx-key.js', 52 'wp-includes/js/tinymce/plugins/autosave/langs/cs.js', 53 'wp-includes/js/tinymce/plugins/autosave/langs/sv.js', 54 'wp-includes/links.php', 55 'wp-includes/pluggable-functions.php', 56 'wp-includes/template-functions-author.php', 57 'wp-includes/template-functions-category.php', 58 'wp-includes/template-functions-general.php', 59 'wp-includes/template-functions-links.php', 60 'wp-includes/template-functions-post.php', 61 'wp-includes/wp-l10n.php', 62 // 2.2 63 'wp-admin/cat-js.php', 64 'wp-admin/import/b2.php', 65 'wp-includes/js/autosave-js.php', 66 'wp-includes/js/list-manipulation-js.php', 67 'wp-includes/js/wp-ajax-js.php', 68 // 2.3 69 'wp-admin/admin-db.php', 70 'wp-admin/cat.js', 71 'wp-admin/categories.js', 72 'wp-admin/custom-fields.js', 73 'wp-admin/dbx-admin-key.js', 74 'wp-admin/edit-comments.js', 75 'wp-admin/install-rtl.css', 76 'wp-admin/install.css', 77 'wp-admin/upgrade-schema.php', 78 'wp-admin/upload-functions.php', 79 'wp-admin/upload-rtl.css', 80 'wp-admin/upload.css', 81 'wp-admin/upload.js', 82 'wp-admin/users.js', 83 'wp-admin/widgets-rtl.css', 84 'wp-admin/widgets.css', 85 'wp-admin/xfn.js', 86 'wp-includes/js/tinymce/license.html', 87 // 2.5 88 'wp-admin/css/upload.css', 89 'wp-admin/images/box-bg-left.gif', 90 'wp-admin/images/box-bg-right.gif', 91 'wp-admin/images/box-bg.gif', 92 'wp-admin/images/box-butt-left.gif', 93 'wp-admin/images/box-butt-right.gif', 94 'wp-admin/images/box-butt.gif', 95 'wp-admin/images/box-head-left.gif', 96 'wp-admin/images/box-head-right.gif', 97 'wp-admin/images/box-head.gif', 98 'wp-admin/images/heading-bg.gif', 99 'wp-admin/images/login-bkg-bottom.gif', 100 'wp-admin/images/login-bkg-tile.gif', 101 'wp-admin/images/notice.gif', 102 'wp-admin/images/toggle.gif', 103 'wp-admin/includes/upload.php', 104 'wp-admin/js/dbx-admin-key.js', 105 'wp-admin/js/link-cat.js', 106 'wp-admin/profile-update.php', 107 'wp-admin/templates.php', 108 'wp-includes/images/wlw/WpComments.png', 109 'wp-includes/images/wlw/WpIcon.png', 110 'wp-includes/images/wlw/WpWatermark.png', 111 'wp-includes/js/dbx.js', 112 'wp-includes/js/fat.js', 113 'wp-includes/js/list-manipulation.js', 114 'wp-includes/js/tinymce/langs/en.js', 115 'wp-includes/js/tinymce/plugins/autosave/editor_plugin_src.js', 116 'wp-includes/js/tinymce/plugins/autosave/langs', 117 'wp-includes/js/tinymce/plugins/directionality/images', 118 'wp-includes/js/tinymce/plugins/directionality/langs', 119 'wp-includes/js/tinymce/plugins/inlinepopups/css', 120 'wp-includes/js/tinymce/plugins/inlinepopups/images', 121 'wp-includes/js/tinymce/plugins/inlinepopups/jscripts', 122 'wp-includes/js/tinymce/plugins/paste/images', 123 'wp-includes/js/tinymce/plugins/paste/jscripts', 124 'wp-includes/js/tinymce/plugins/paste/langs', 125 'wp-includes/js/tinymce/plugins/spellchecker/classes/HttpClient.class.php', 126 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php', 127 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspell.class.php', 128 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php', 129 'wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css', 130 'wp-includes/js/tinymce/plugins/spellchecker/images', 131 'wp-includes/js/tinymce/plugins/spellchecker/langs', 132 'wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php', 133 'wp-includes/js/tinymce/plugins/wordpress/images', 134 'wp-includes/js/tinymce/plugins/wordpress/langs', 135 'wp-includes/js/tinymce/plugins/wordpress/wordpress.css', 136 'wp-includes/js/tinymce/plugins/wphelp', 137 'wp-includes/js/tinymce/themes/advanced/css', 138 'wp-includes/js/tinymce/themes/advanced/images', 139 'wp-includes/js/tinymce/themes/advanced/jscripts', 140 'wp-includes/js/tinymce/themes/advanced/langs', 141 // 2.5.1 142 'wp-includes/js/tinymce/tiny_mce_gzip.php', 143 // 2.6 144 'wp-admin/bookmarklet.php', 145 'wp-includes/js/jquery/jquery.dimensions.min.js', 146 'wp-includes/js/tinymce/plugins/wordpress/popups.css', 147 'wp-includes/js/wp-ajax.js', 148 // 2.7 149 'wp-admin/css/press-this-ie-rtl.css', 150 'wp-admin/css/press-this-ie.css', 151 'wp-admin/css/upload-rtl.css', 152 'wp-admin/edit-form.php', 153 'wp-admin/images/comment-pill.gif', 154 'wp-admin/images/comment-stalk-classic.gif', 155 'wp-admin/images/comment-stalk-fresh.gif', 156 'wp-admin/images/comment-stalk-rtl.gif', 157 'wp-admin/images/del.png', 158 'wp-admin/images/gear.png', 159 'wp-admin/images/media-button-gallery.gif', 160 'wp-admin/images/media-buttons.gif', 161 'wp-admin/images/postbox-bg.gif', 162 'wp-admin/images/tab.png', 163 'wp-admin/images/tail.gif', 164 'wp-admin/js/forms.js', 165 'wp-admin/js/upload.js', 166 'wp-admin/link-import.php', 167 'wp-includes/images/audio.png', 168 'wp-includes/images/css.png', 169 'wp-includes/images/default.png', 170 'wp-includes/images/doc.png', 171 'wp-includes/images/exe.png', 172 'wp-includes/images/html.png', 173 'wp-includes/images/js.png', 174 'wp-includes/images/pdf.png', 175 'wp-includes/images/swf.png', 176 'wp-includes/images/tar.png', 177 'wp-includes/images/text.png', 178 'wp-includes/images/video.png', 179 'wp-includes/images/zip.png', 180 'wp-includes/js/tinymce/tiny_mce_config.php', 181 'wp-includes/js/tinymce/tiny_mce_ext.js', 182 // 2.8 183 'wp-admin/js/users.js', 184 'wp-includes/js/swfupload/plugins/swfupload.documentready.js', 185 'wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js', 186 'wp-includes/js/swfupload/swfupload_f9.swf', 187 'wp-includes/js/tinymce/plugins/autosave', 188 'wp-includes/js/tinymce/plugins/paste/css', 189 'wp-includes/js/tinymce/utils/mclayer.js', 190 'wp-includes/js/tinymce/wordpress.css', 191 // 2.8.5 192 'wp-admin/import/btt.php', 193 'wp-admin/import/jkw.php', 194 // 2.9 195 'wp-admin/js/page.dev.js', 196 'wp-admin/js/page.js', 197 'wp-admin/js/set-post-thumbnail-handler.dev.js', 198 'wp-admin/js/set-post-thumbnail-handler.js', 199 'wp-admin/js/slug.dev.js', 200 'wp-admin/js/slug.js', 201 'wp-includes/gettext.php', 202 'wp-includes/js/tinymce/plugins/wordpress/js', 203 'wp-includes/streams.php', 204 // MU 205 'README.txt', 206 'htaccess.dist', 207 'index-install.php', 208 'wp-admin/css/mu-rtl.css', 209 'wp-admin/css/mu.css', 210 'wp-admin/images/site-admin.png', 211 'wp-admin/includes/mu.php', 212 'wp-admin/wpmu-admin.php', 213 'wp-admin/wpmu-blogs.php', 214 'wp-admin/wpmu-edit.php', 215 'wp-admin/wpmu-options.php', 216 'wp-admin/wpmu-themes.php', 217 'wp-admin/wpmu-upgrade-site.php', 218 'wp-admin/wpmu-users.php', 219 'wp-includes/images/wordpress-mu.png', 220 'wp-includes/wpmu-default-filters.php', 221 'wp-includes/wpmu-functions.php', 222 'wpmu-settings.php', 223 // 3.0 224 'wp-admin/categories.php', 225 'wp-admin/edit-category-form.php', 226 'wp-admin/edit-page-form.php', 227 'wp-admin/edit-pages.php', 228 'wp-admin/images/admin-header-footer.png', 229 'wp-admin/images/browse-happy.gif', 230 'wp-admin/images/ico-add.png', 231 'wp-admin/images/ico-close.png', 232 'wp-admin/images/ico-edit.png', 233 'wp-admin/images/ico-viewpage.png', 234 'wp-admin/images/fav-top.png', 235 'wp-admin/images/screen-options-left.gif', 236 'wp-admin/images/wp-logo-vs.gif', 237 'wp-admin/images/wp-logo.gif', 238 'wp-admin/import', 239 'wp-admin/js/wp-gears.dev.js', 240 'wp-admin/js/wp-gears.js', 241 'wp-admin/options-misc.php', 242 'wp-admin/page-new.php', 243 'wp-admin/page.php', 244 'wp-admin/rtl.css', 245 'wp-admin/rtl.dev.css', 246 'wp-admin/update-links.php', 247 'wp-admin/wp-admin.css', 248 'wp-admin/wp-admin.dev.css', 249 'wp-includes/js/codepress', 250 'wp-includes/js/codepress/engines/khtml.js', 251 'wp-includes/js/codepress/engines/older.js', 252 'wp-includes/js/jquery/autocomplete.dev.js', 253 'wp-includes/js/jquery/autocomplete.js', 254 'wp-includes/js/jquery/interface.js', 255 'wp-includes/js/scriptaculous/prototype.js', 256 // Following file added back in 5.1 see #45645 257 //'wp-includes/js/tinymce/wp-tinymce.js', 258 // 3.1 259 'wp-admin/edit-attachment-rows.php', 260 'wp-admin/edit-link-categories.php', 261 'wp-admin/edit-link-category-form.php', 262 'wp-admin/edit-post-rows.php', 263 'wp-admin/images/button-grad-active-vs.png', 264 'wp-admin/images/button-grad-vs.png', 265 'wp-admin/images/fav-arrow-vs-rtl.gif', 266 'wp-admin/images/fav-arrow-vs.gif', 267 'wp-admin/images/fav-top-vs.gif', 268 'wp-admin/images/list-vs.png', 269 'wp-admin/images/screen-options-right-up.gif', 270 'wp-admin/images/screen-options-right.gif', 271 'wp-admin/images/visit-site-button-grad-vs.gif', 272 'wp-admin/images/visit-site-button-grad.gif', 273 'wp-admin/link-category.php', 274 'wp-admin/sidebar.php', 275 'wp-includes/classes.php', 276 'wp-includes/js/tinymce/blank.htm', 277 'wp-includes/js/tinymce/plugins/media/css/content.css', 278 'wp-includes/js/tinymce/plugins/media/img', 279 'wp-includes/js/tinymce/plugins/safari', 280 // 3.2 281 'wp-admin/images/logo-login.gif', 282 'wp-admin/images/star.gif', 283 'wp-admin/js/list-table.dev.js', 284 'wp-admin/js/list-table.js', 285 'wp-includes/default-embeds.php', 286 'wp-includes/js/tinymce/plugins/wordpress/img/help.gif', 287 'wp-includes/js/tinymce/plugins/wordpress/img/more.gif', 288 'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif', 289 'wp-includes/js/tinymce/themes/advanced/img/fm.gif', 290 'wp-includes/js/tinymce/themes/advanced/img/sflogo.png', 291 // 3.3 292 'wp-admin/css/colors-classic-rtl.css', 293 'wp-admin/css/colors-classic-rtl.dev.css', 294 'wp-admin/css/colors-fresh-rtl.css', 295 'wp-admin/css/colors-fresh-rtl.dev.css', 296 'wp-admin/css/dashboard-rtl.dev.css', 297 'wp-admin/css/dashboard.dev.css', 298 'wp-admin/css/global-rtl.css', 299 'wp-admin/css/global-rtl.dev.css', 300 'wp-admin/css/global.css', 301 'wp-admin/css/global.dev.css', 302 'wp-admin/css/install-rtl.dev.css', 303 'wp-admin/css/login-rtl.dev.css', 304 'wp-admin/css/login.dev.css', 305 'wp-admin/css/ms.css', 306 'wp-admin/css/ms.dev.css', 307 'wp-admin/css/nav-menu-rtl.css', 308 'wp-admin/css/nav-menu-rtl.dev.css', 309 'wp-admin/css/nav-menu.css', 310 'wp-admin/css/nav-menu.dev.css', 311 'wp-admin/css/plugin-install-rtl.css', 312 'wp-admin/css/plugin-install-rtl.dev.css', 313 'wp-admin/css/plugin-install.css', 314 'wp-admin/css/plugin-install.dev.css', 315 'wp-admin/css/press-this-rtl.dev.css', 316 'wp-admin/css/press-this.dev.css', 317 'wp-admin/css/theme-editor-rtl.css', 318 'wp-admin/css/theme-editor-rtl.dev.css', 319 'wp-admin/css/theme-editor.css', 320 'wp-admin/css/theme-editor.dev.css', 321 'wp-admin/css/theme-install-rtl.css', 322 'wp-admin/css/theme-install-rtl.dev.css', 323 'wp-admin/css/theme-install.css', 324 'wp-admin/css/theme-install.dev.css', 325 'wp-admin/css/widgets-rtl.dev.css', 326 'wp-admin/css/widgets.dev.css', 327 'wp-admin/includes/internal-linking.php', 328 'wp-includes/images/admin-bar-sprite-rtl.png', 329 'wp-includes/js/jquery/ui.button.js', 330 'wp-includes/js/jquery/ui.core.js', 331 'wp-includes/js/jquery/ui.dialog.js', 332 'wp-includes/js/jquery/ui.draggable.js', 333 'wp-includes/js/jquery/ui.droppable.js', 334 'wp-includes/js/jquery/ui.mouse.js', 335 'wp-includes/js/jquery/ui.position.js', 336 'wp-includes/js/jquery/ui.resizable.js', 337 'wp-includes/js/jquery/ui.selectable.js', 338 'wp-includes/js/jquery/ui.sortable.js', 339 'wp-includes/js/jquery/ui.tabs.js', 340 'wp-includes/js/jquery/ui.widget.js', 341 'wp-includes/js/l10n.dev.js', 342 'wp-includes/js/l10n.js', 343 'wp-includes/js/tinymce/plugins/wplink/css', 344 'wp-includes/js/tinymce/plugins/wplink/img', 345 'wp-includes/js/tinymce/plugins/wplink/js', 346 'wp-includes/js/tinymce/themes/advanced/img/wpicons.png', 347 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/butt2.png', 348 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/button_bg.png', 349 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/down_arrow.gif', 350 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/fade-butt.png', 351 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/separator.gif', 352 // Don't delete, yet: 'wp-rss.php', 353 // Don't delete, yet: 'wp-rdf.php', 354 // Don't delete, yet: 'wp-rss2.php', 355 // Don't delete, yet: 'wp-commentsrss2.php', 356 // Don't delete, yet: 'wp-atom.php', 357 // Don't delete, yet: 'wp-feed.php', 358 // 3.4 359 'wp-admin/images/gray-star.png', 360 'wp-admin/images/logo-login.png', 361 'wp-admin/images/star.png', 362 'wp-admin/index-extra.php', 363 'wp-admin/network/index-extra.php', 364 'wp-admin/user/index-extra.php', 365 'wp-admin/images/screenshots/admin-flyouts.png', 366 'wp-admin/images/screenshots/coediting.png', 367 'wp-admin/images/screenshots/drag-and-drop.png', 368 'wp-admin/images/screenshots/help-screen.png', 369 'wp-admin/images/screenshots/media-icon.png', 370 'wp-admin/images/screenshots/new-feature-pointer.png', 371 'wp-admin/images/screenshots/welcome-screen.png', 372 'wp-includes/css/editor-buttons.css', 373 'wp-includes/css/editor-buttons.dev.css', 374 'wp-includes/js/tinymce/plugins/paste/blank.htm', 375 'wp-includes/js/tinymce/plugins/wordpress/css', 376 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js', 377 'wp-includes/js/tinymce/plugins/wordpress/img/embedded.png', 378 'wp-includes/js/tinymce/plugins/wordpress/img/more_bug.gif', 379 'wp-includes/js/tinymce/plugins/wordpress/img/page_bug.gif', 380 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js', 381 'wp-includes/js/tinymce/plugins/wpeditimage/css/editimage-rtl.css', 382 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js', 383 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.dev.js', 384 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js', 385 'wp-includes/js/tinymce/plugins/wpgallery/img/gallery.png', 386 'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js', 387 // Don't delete, yet: 'wp-pass.php', 388 // Don't delete, yet: 'wp-register.php', 389 // 3.5 390 'wp-admin/gears-manifest.php', 391 'wp-admin/includes/manifest.php', 392 'wp-admin/images/archive-link.png', 393 'wp-admin/images/blue-grad.png', 394 'wp-admin/images/button-grad-active.png', 395 'wp-admin/images/button-grad.png', 396 'wp-admin/images/ed-bg-vs.gif', 397 'wp-admin/images/ed-bg.gif', 398 'wp-admin/images/fade-butt.png', 399 'wp-admin/images/fav-arrow-rtl.gif', 400 'wp-admin/images/fav-arrow.gif', 401 'wp-admin/images/fav-vs.png', 402 'wp-admin/images/fav.png', 403 'wp-admin/images/gray-grad.png', 404 'wp-admin/images/loading-publish.gif', 405 'wp-admin/images/logo-ghost.png', 406 'wp-admin/images/logo.gif', 407 'wp-admin/images/menu-arrow-frame-rtl.png', 408 'wp-admin/images/menu-arrow-frame.png', 409 'wp-admin/images/menu-arrows.gif', 410 'wp-admin/images/menu-bits-rtl-vs.gif', 411 'wp-admin/images/menu-bits-rtl.gif', 412 'wp-admin/images/menu-bits-vs.gif', 413 'wp-admin/images/menu-bits.gif', 414 'wp-admin/images/menu-dark-rtl-vs.gif', 415 'wp-admin/images/menu-dark-rtl.gif', 416 'wp-admin/images/menu-dark-vs.gif', 417 'wp-admin/images/menu-dark.gif', 418 'wp-admin/images/required.gif', 419 'wp-admin/images/screen-options-toggle-vs.gif', 420 'wp-admin/images/screen-options-toggle.gif', 421 'wp-admin/images/toggle-arrow-rtl.gif', 422 'wp-admin/images/toggle-arrow.gif', 423 'wp-admin/images/upload-classic.png', 424 'wp-admin/images/upload-fresh.png', 425 'wp-admin/images/white-grad-active.png', 426 'wp-admin/images/white-grad.png', 427 'wp-admin/images/widgets-arrow-vs.gif', 428 'wp-admin/images/widgets-arrow.gif', 429 'wp-admin/images/wpspin_dark.gif', 430 'wp-includes/images/upload.png', 431 'wp-includes/js/prototype.js', 432 'wp-includes/js/scriptaculous', 433 'wp-admin/css/wp-admin-rtl.dev.css', 434 'wp-admin/css/wp-admin.dev.css', 435 'wp-admin/css/media-rtl.dev.css', 436 'wp-admin/css/media.dev.css', 437 'wp-admin/css/colors-classic.dev.css', 438 'wp-admin/css/customize-controls-rtl.dev.css', 439 'wp-admin/css/customize-controls.dev.css', 440 'wp-admin/css/ie-rtl.dev.css', 441 'wp-admin/css/ie.dev.css', 442 'wp-admin/css/install.dev.css', 443 'wp-admin/css/colors-fresh.dev.css', 444 'wp-includes/js/customize-base.dev.js', 445 'wp-includes/js/json2.dev.js', 446 'wp-includes/js/comment-reply.dev.js', 447 'wp-includes/js/customize-preview.dev.js', 448 'wp-includes/js/wplink.dev.js', 449 'wp-includes/js/tw-sack.dev.js', 450 'wp-includes/js/wp-list-revisions.dev.js', 451 'wp-includes/js/autosave.dev.js', 452 'wp-includes/js/admin-bar.dev.js', 453 'wp-includes/js/quicktags.dev.js', 454 'wp-includes/js/wp-ajax-response.dev.js', 455 'wp-includes/js/wp-pointer.dev.js', 456 'wp-includes/js/hoverIntent.dev.js', 457 'wp-includes/js/colorpicker.dev.js', 458 'wp-includes/js/wp-lists.dev.js', 459 'wp-includes/js/customize-loader.dev.js', 460 'wp-includes/js/jquery/jquery.table-hotkeys.dev.js', 461 'wp-includes/js/jquery/jquery.color.dev.js', 462 'wp-includes/js/jquery/jquery.color.js', 463 'wp-includes/js/jquery/jquery.hotkeys.dev.js', 464 'wp-includes/js/jquery/jquery.form.dev.js', 465 'wp-includes/js/jquery/suggest.dev.js', 466 'wp-admin/js/xfn.dev.js', 467 'wp-admin/js/set-post-thumbnail.dev.js', 468 'wp-admin/js/comment.dev.js', 469 'wp-admin/js/theme.dev.js', 470 'wp-admin/js/cat.dev.js', 471 'wp-admin/js/password-strength-meter.dev.js', 472 'wp-admin/js/user-profile.dev.js', 473 'wp-admin/js/theme-preview.dev.js', 474 'wp-admin/js/post.dev.js', 475 'wp-admin/js/media-upload.dev.js', 476 'wp-admin/js/word-count.dev.js', 477 'wp-admin/js/plugin-install.dev.js', 478 'wp-admin/js/edit-comments.dev.js', 479 'wp-admin/js/media-gallery.dev.js', 480 'wp-admin/js/custom-fields.dev.js', 481 'wp-admin/js/custom-background.dev.js', 482 'wp-admin/js/common.dev.js', 483 'wp-admin/js/inline-edit-tax.dev.js', 484 'wp-admin/js/gallery.dev.js', 485 'wp-admin/js/utils.dev.js', 486 'wp-admin/js/widgets.dev.js', 487 'wp-admin/js/wp-fullscreen.dev.js', 488 'wp-admin/js/nav-menu.dev.js', 489 'wp-admin/js/dashboard.dev.js', 490 'wp-admin/js/link.dev.js', 491 'wp-admin/js/user-suggest.dev.js', 492 'wp-admin/js/postbox.dev.js', 493 'wp-admin/js/tags.dev.js', 494 'wp-admin/js/image-edit.dev.js', 495 'wp-admin/js/media.dev.js', 496 'wp-admin/js/customize-controls.dev.js', 497 'wp-admin/js/inline-edit-post.dev.js', 498 'wp-admin/js/categories.dev.js', 499 'wp-admin/js/editor.dev.js', 500 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.dev.js', 501 'wp-includes/js/tinymce/plugins/wpdialogs/js/popup.dev.js', 502 'wp-includes/js/tinymce/plugins/wpdialogs/js/wpdialog.dev.js', 503 'wp-includes/js/plupload/handlers.dev.js', 504 'wp-includes/js/plupload/wp-plupload.dev.js', 505 'wp-includes/js/swfupload/handlers.dev.js', 506 'wp-includes/js/jcrop/jquery.Jcrop.dev.js', 507 'wp-includes/js/jcrop/jquery.Jcrop.js', 508 'wp-includes/js/jcrop/jquery.Jcrop.css', 509 'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js', 510 'wp-includes/css/wp-pointer.dev.css', 511 'wp-includes/css/editor.dev.css', 512 'wp-includes/css/jquery-ui-dialog.dev.css', 513 'wp-includes/css/admin-bar-rtl.dev.css', 514 'wp-includes/css/admin-bar.dev.css', 515 'wp-includes/js/jquery/ui/jquery.effects.clip.min.js', 516 'wp-includes/js/jquery/ui/jquery.effects.scale.min.js', 517 'wp-includes/js/jquery/ui/jquery.effects.blind.min.js', 518 'wp-includes/js/jquery/ui/jquery.effects.core.min.js', 519 'wp-includes/js/jquery/ui/jquery.effects.shake.min.js', 520 'wp-includes/js/jquery/ui/jquery.effects.fade.min.js', 521 'wp-includes/js/jquery/ui/jquery.effects.explode.min.js', 522 'wp-includes/js/jquery/ui/jquery.effects.slide.min.js', 523 'wp-includes/js/jquery/ui/jquery.effects.drop.min.js', 524 'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js', 525 'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js', 526 'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js', 527 'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js', 528 'wp-includes/js/jquery/ui/jquery.effects.fold.min.js', 529 'wp-admin/images/screenshots/captions-1.png', 530 'wp-admin/images/screenshots/captions-2.png', 531 'wp-admin/images/screenshots/flex-header-1.png', 532 'wp-admin/images/screenshots/flex-header-2.png', 533 'wp-admin/images/screenshots/flex-header-3.png', 534 'wp-admin/images/screenshots/flex-header-media-library.png', 535 'wp-admin/images/screenshots/theme-customizer.png', 536 'wp-admin/images/screenshots/twitter-embed-1.png', 537 'wp-admin/images/screenshots/twitter-embed-2.png', 538 'wp-admin/js/utils.js', 539 // Added back in 5.3 [45448], see #43895 540 // 'wp-admin/options-privacy.php', 541 'wp-app.php', 542 'wp-includes/class-wp-atom-server.php', 543 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/ui.css', 544 // 3.5.2 545 'wp-includes/js/swfupload/swfupload-all.js', 546 // 3.6 547 'wp-admin/js/revisions-js.php', 548 'wp-admin/images/screenshots', 549 'wp-admin/js/categories.js', 550 'wp-admin/js/categories.min.js', 551 'wp-admin/js/custom-fields.js', 552 'wp-admin/js/custom-fields.min.js', 553 // 3.7 554 'wp-admin/js/cat.js', 555 'wp-admin/js/cat.min.js', 556 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.min.js', 557 // 3.8 558 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/page_bug.gif', 559 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/more_bug.gif', 560 'wp-includes/js/thickbox/tb-close-2x.png', 561 'wp-includes/js/thickbox/tb-close.png', 562 'wp-includes/images/wpmini-blue-2x.png', 563 'wp-includes/images/wpmini-blue.png', 564 'wp-admin/css/colors-fresh.css', 565 'wp-admin/css/colors-classic.css', 566 'wp-admin/css/colors-fresh.min.css', 567 'wp-admin/css/colors-classic.min.css', 568 'wp-admin/js/about.min.js', 569 'wp-admin/js/about.js', 570 'wp-admin/images/arrows-dark-vs-2x.png', 571 'wp-admin/images/wp-logo-vs.png', 572 'wp-admin/images/arrows-dark-vs.png', 573 'wp-admin/images/wp-logo.png', 574 'wp-admin/images/arrows-pr.png', 575 'wp-admin/images/arrows-dark.png', 576 'wp-admin/images/press-this.png', 577 'wp-admin/images/press-this-2x.png', 578 'wp-admin/images/arrows-vs-2x.png', 579 'wp-admin/images/welcome-icons.png', 580 'wp-admin/images/wp-logo-2x.png', 581 'wp-admin/images/stars-rtl-2x.png', 582 'wp-admin/images/arrows-dark-2x.png', 583 'wp-admin/images/arrows-pr-2x.png', 584 'wp-admin/images/menu-shadow-rtl.png', 585 'wp-admin/images/arrows-vs.png', 586 'wp-admin/images/about-search-2x.png', 587 'wp-admin/images/bubble_bg-rtl-2x.gif', 588 'wp-admin/images/wp-badge-2x.png', 589 'wp-admin/images/wordpress-logo-2x.png', 590 'wp-admin/images/bubble_bg-rtl.gif', 591 'wp-admin/images/wp-badge.png', 592 'wp-admin/images/menu-shadow.png', 593 'wp-admin/images/about-globe-2x.png', 594 'wp-admin/images/welcome-icons-2x.png', 595 'wp-admin/images/stars-rtl.png', 596 'wp-admin/images/wp-logo-vs-2x.png', 597 'wp-admin/images/about-updates-2x.png', 598 // 3.9 599 'wp-admin/css/colors.css', 600 'wp-admin/css/colors.min.css', 601 'wp-admin/css/colors-rtl.css', 602 'wp-admin/css/colors-rtl.min.css', 603 // Following files added back in 4.5 see #36083 604 // 'wp-admin/css/media-rtl.min.css', 605 // 'wp-admin/css/media.min.css', 606 // 'wp-admin/css/farbtastic-rtl.min.css', 607 'wp-admin/images/lock-2x.png', 608 'wp-admin/images/lock.png', 609 'wp-admin/js/theme-preview.js', 610 'wp-admin/js/theme-install.min.js', 611 'wp-admin/js/theme-install.js', 612 'wp-admin/js/theme-preview.min.js', 613 'wp-includes/js/plupload/plupload.html4.js', 614 'wp-includes/js/plupload/plupload.html5.js', 615 'wp-includes/js/plupload/changelog.txt', 616 'wp-includes/js/plupload/plupload.silverlight.js', 617 'wp-includes/js/plupload/plupload.flash.js', 618 // Added back in 4.9 [41328], see #41755 619 // 'wp-includes/js/plupload/plupload.js', 620 'wp-includes/js/tinymce/plugins/spellchecker', 621 'wp-includes/js/tinymce/plugins/inlinepopups', 622 'wp-includes/js/tinymce/plugins/media/js', 623 'wp-includes/js/tinymce/plugins/media/css', 624 'wp-includes/js/tinymce/plugins/wordpress/img', 625 'wp-includes/js/tinymce/plugins/wpdialogs/js', 626 'wp-includes/js/tinymce/plugins/wpeditimage/img', 627 'wp-includes/js/tinymce/plugins/wpeditimage/js', 628 'wp-includes/js/tinymce/plugins/wpeditimage/css', 629 'wp-includes/js/tinymce/plugins/wpgallery/img', 630 'wp-includes/js/tinymce/plugins/wpfullscreen/css', 631 'wp-includes/js/tinymce/plugins/paste/js', 632 'wp-includes/js/tinymce/themes/advanced', 633 'wp-includes/js/tinymce/tiny_mce.js', 634 'wp-includes/js/tinymce/mark_loaded_src.js', 635 'wp-includes/js/tinymce/wp-tinymce-schema.js', 636 'wp-includes/js/tinymce/plugins/media/editor_plugin.js', 637 'wp-includes/js/tinymce/plugins/media/editor_plugin_src.js', 638 'wp-includes/js/tinymce/plugins/media/media.htm', 639 'wp-includes/js/tinymce/plugins/wpview/editor_plugin_src.js', 640 'wp-includes/js/tinymce/plugins/wpview/editor_plugin.js', 641 'wp-includes/js/tinymce/plugins/directionality/editor_plugin.js', 642 'wp-includes/js/tinymce/plugins/directionality/editor_plugin_src.js', 643 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js', 644 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js', 645 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin_src.js', 646 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.js', 647 'wp-includes/js/tinymce/plugins/wpeditimage/editimage.html', 648 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.js', 649 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin_src.js', 650 'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin_src.js', 651 'wp-includes/js/tinymce/plugins/fullscreen/fullscreen.htm', 652 'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin.js', 653 'wp-includes/js/tinymce/plugins/wplink/editor_plugin_src.js', 654 'wp-includes/js/tinymce/plugins/wplink/editor_plugin.js', 655 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin_src.js', 656 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.js', 657 'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin.js', 658 'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin_src.js', 659 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.js', 660 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin_src.js', 661 'wp-includes/js/tinymce/plugins/paste/editor_plugin.js', 662 'wp-includes/js/tinymce/plugins/paste/pasteword.htm', 663 'wp-includes/js/tinymce/plugins/paste/editor_plugin_src.js', 664 'wp-includes/js/tinymce/plugins/paste/pastetext.htm', 665 'wp-includes/js/tinymce/langs/wp-langs.php', 666 // 4.1 667 'wp-includes/js/jquery/ui/jquery.ui.accordion.min.js', 668 'wp-includes/js/jquery/ui/jquery.ui.autocomplete.min.js', 669 'wp-includes/js/jquery/ui/jquery.ui.button.min.js', 670 'wp-includes/js/jquery/ui/jquery.ui.core.min.js', 671 'wp-includes/js/jquery/ui/jquery.ui.datepicker.min.js', 672 'wp-includes/js/jquery/ui/jquery.ui.dialog.min.js', 673 'wp-includes/js/jquery/ui/jquery.ui.draggable.min.js', 674 'wp-includes/js/jquery/ui/jquery.ui.droppable.min.js', 675 'wp-includes/js/jquery/ui/jquery.ui.effect-blind.min.js', 676 'wp-includes/js/jquery/ui/jquery.ui.effect-bounce.min.js', 677 'wp-includes/js/jquery/ui/jquery.ui.effect-clip.min.js', 678 'wp-includes/js/jquery/ui/jquery.ui.effect-drop.min.js', 679 'wp-includes/js/jquery/ui/jquery.ui.effect-explode.min.js', 680 'wp-includes/js/jquery/ui/jquery.ui.effect-fade.min.js', 681 'wp-includes/js/jquery/ui/jquery.ui.effect-fold.min.js', 682 'wp-includes/js/jquery/ui/jquery.ui.effect-highlight.min.js', 683 'wp-includes/js/jquery/ui/jquery.ui.effect-pulsate.min.js', 684 'wp-includes/js/jquery/ui/jquery.ui.effect-scale.min.js', 685 'wp-includes/js/jquery/ui/jquery.ui.effect-shake.min.js', 686 'wp-includes/js/jquery/ui/jquery.ui.effect-slide.min.js', 687 'wp-includes/js/jquery/ui/jquery.ui.effect-transfer.min.js', 688 'wp-includes/js/jquery/ui/jquery.ui.effect.min.js', 689 'wp-includes/js/jquery/ui/jquery.ui.menu.min.js', 690 'wp-includes/js/jquery/ui/jquery.ui.mouse.min.js', 691 'wp-includes/js/jquery/ui/jquery.ui.position.min.js', 692 'wp-includes/js/jquery/ui/jquery.ui.progressbar.min.js', 693 'wp-includes/js/jquery/ui/jquery.ui.resizable.min.js', 694 'wp-includes/js/jquery/ui/jquery.ui.selectable.min.js', 695 'wp-includes/js/jquery/ui/jquery.ui.slider.min.js', 696 'wp-includes/js/jquery/ui/jquery.ui.sortable.min.js', 697 'wp-includes/js/jquery/ui/jquery.ui.spinner.min.js', 698 'wp-includes/js/jquery/ui/jquery.ui.tabs.min.js', 699 'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js', 700 'wp-includes/js/jquery/ui/jquery.ui.widget.min.js', 701 'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png', 702 // 4.3 703 'wp-admin/js/wp-fullscreen.js', 704 'wp-admin/js/wp-fullscreen.min.js', 705 'wp-includes/js/tinymce/wp-mce-help.php', 706 'wp-includes/js/tinymce/plugins/wpfullscreen', 707 // 4.5 708 'wp-includes/theme-compat/comments-popup.php', 709 // 4.6 710 'wp-admin/includes/class-wp-automatic-upgrader.php', // Wrong file name, see #37628. 711 // 4.8 712 'wp-includes/js/tinymce/plugins/wpembed', 713 'wp-includes/js/tinymce/plugins/media/moxieplayer.swf', 714 'wp-includes/js/tinymce/skins/lightgray/fonts/readme.md', 715 'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce-small.json', 716 'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce.json', 717 'wp-includes/js/tinymce/skins/lightgray/skin.ie7.min.css', 718 // 4.9 719 'wp-admin/css/press-this-editor-rtl.css', 720 'wp-admin/css/press-this-editor-rtl.min.css', 721 'wp-admin/css/press-this-editor.css', 722 'wp-admin/css/press-this-editor.min.css', 723 'wp-admin/css/press-this-rtl.css', 724 'wp-admin/css/press-this-rtl.min.css', 725 'wp-admin/css/press-this.css', 726 'wp-admin/css/press-this.min.css', 727 'wp-admin/includes/class-wp-press-this.php', 728 'wp-admin/js/bookmarklet.js', 729 'wp-admin/js/bookmarklet.min.js', 730 'wp-admin/js/press-this.js', 731 'wp-admin/js/press-this.min.js', 732 'wp-includes/js/mediaelement/background.png', 733 'wp-includes/js/mediaelement/bigplay.png', 734 'wp-includes/js/mediaelement/bigplay.svg', 735 'wp-includes/js/mediaelement/controls.png', 736 'wp-includes/js/mediaelement/controls.svg', 737 'wp-includes/js/mediaelement/flashmediaelement.swf', 738 'wp-includes/js/mediaelement/froogaloop.min.js', 739 'wp-includes/js/mediaelement/jumpforward.png', 740 'wp-includes/js/mediaelement/loading.gif', 741 'wp-includes/js/mediaelement/silverlightmediaelement.xap', 742 'wp-includes/js/mediaelement/skipback.png', 743 'wp-includes/js/plupload/plupload.flash.swf', 744 'wp-includes/js/plupload/plupload.full.min.js', 745 'wp-includes/js/plupload/plupload.silverlight.xap', 746 'wp-includes/js/swfupload/plugins', 747 'wp-includes/js/swfupload/swfupload.swf', 748 // 4.9.2 749 'wp-includes/js/mediaelement/lang', 750 'wp-includes/js/mediaelement/lang/ca.js', 751 'wp-includes/js/mediaelement/lang/cs.js', 752 'wp-includes/js/mediaelement/lang/de.js', 753 'wp-includes/js/mediaelement/lang/es.js', 754 'wp-includes/js/mediaelement/lang/fa.js', 755 'wp-includes/js/mediaelement/lang/fr.js', 756 'wp-includes/js/mediaelement/lang/hr.js', 757 'wp-includes/js/mediaelement/lang/hu.js', 758 'wp-includes/js/mediaelement/lang/it.js', 759 'wp-includes/js/mediaelement/lang/ja.js', 760 'wp-includes/js/mediaelement/lang/ko.js', 761 'wp-includes/js/mediaelement/lang/nl.js', 762 'wp-includes/js/mediaelement/lang/pl.js', 763 'wp-includes/js/mediaelement/lang/pt.js', 764 'wp-includes/js/mediaelement/lang/ro.js', 765 'wp-includes/js/mediaelement/lang/ru.js', 766 'wp-includes/js/mediaelement/lang/sk.js', 767 'wp-includes/js/mediaelement/lang/sv.js', 768 'wp-includes/js/mediaelement/lang/uk.js', 769 'wp-includes/js/mediaelement/lang/zh-cn.js', 770 'wp-includes/js/mediaelement/lang/zh.js', 771 'wp-includes/js/mediaelement/mediaelement-flash-audio-ogg.swf', 772 'wp-includes/js/mediaelement/mediaelement-flash-audio.swf', 773 'wp-includes/js/mediaelement/mediaelement-flash-video-hls.swf', 774 'wp-includes/js/mediaelement/mediaelement-flash-video-mdash.swf', 775 'wp-includes/js/mediaelement/mediaelement-flash-video.swf', 776 'wp-includes/js/mediaelement/renderers/dailymotion.js', 777 'wp-includes/js/mediaelement/renderers/dailymotion.min.js', 778 'wp-includes/js/mediaelement/renderers/facebook.js', 779 'wp-includes/js/mediaelement/renderers/facebook.min.js', 780 'wp-includes/js/mediaelement/renderers/soundcloud.js', 781 'wp-includes/js/mediaelement/renderers/soundcloud.min.js', 782 'wp-includes/js/mediaelement/renderers/twitch.js', 783 'wp-includes/js/mediaelement/renderers/twitch.min.js', 784 // 5.0 785 'wp-includes/js/codemirror/jshint.js', 786 // 5.1 787 'wp-includes/random_compat/random_bytes_openssl.php', 788 'wp-includes/js/tinymce/wp-tinymce.js.gz', 789 // 5.3 790 'wp-includes/js/wp-a11y.js', // Moved to: wp-includes/js/dist/a11y.js 791 'wp-includes/js/wp-a11y.min.js', // Moved to: wp-includes/js/dist/a11y.min.js 792 ); 793 794 /** 795 * Stores new files in wp-content to copy 796 * 797 * The contents of this array indicate any new bundled plugins/themes which 798 * should be installed with the WordPress Upgrade. These items will not be 799 * re-installed in future upgrades, this behaviour is controlled by the 800 * introduced version present here being older than the current installed version. 801 * 802 * The content of this array should follow the following format: 803 * Filename (relative to wp-content) => Introduced version 804 * Directories should be noted by suffixing it with a trailing slash (/) 805 * 806 * @since 3.2.0 807 * @since 4.7.0 New themes were not automatically installed for 4.4-4.6 on 808 * upgrade. New themes are now installed again. To disable new 809 * themes from being installed on upgrade, explicitly define 810 * CORE_UPGRADE_SKIP_NEW_BUNDLED as false. 811 * @global array $_new_bundled_files 812 * @var array 813 * @name $_new_bundled_files 814 */ 815 global $_new_bundled_files; 816 817 $_new_bundled_files = array( 818 'plugins/akismet/' => '2.0', 819 'themes/twentyten/' => '3.0', 820 'themes/twentyeleven/' => '3.2', 821 'themes/twentytwelve/' => '3.5', 822 'themes/twentythirteen/' => '3.6', 823 'themes/twentyfourteen/' => '3.8', 824 'themes/twentyfifteen/' => '4.1', 825 'themes/twentysixteen/' => '4.4', 826 'themes/twentyseventeen/' => '4.7', 827 'themes/twentynineteen/' => '5.0', 828 'themes/twentytwenty/' => '5.3', 829 ); 830 831 /** 832 * Upgrades the core of WordPress. 833 * 834 * This will create a .maintenance file at the base of the WordPress directory 835 * to ensure that people can not access the web site, when the files are being 836 * copied to their locations. 837 * 838 * The files in the `$_old_files` list will be removed and the new files 839 * copied from the zip file after the database is upgraded. 840 * 841 * The files in the `$_new_bundled_files` list will be added to the installation 842 * if the version is greater than or equal to the old version being upgraded. 843 * 844 * The steps for the upgrader for after the new release is downloaded and 845 * unzipped is: 846 * 1. Test unzipped location for select files to ensure that unzipped worked. 847 * 2. Create the .maintenance file in current WordPress base. 848 * 3. Copy new WordPress directory over old WordPress files. 849 * 4. Upgrade WordPress to new version. 850 * 4.1. Copy all files/folders other than wp-content 851 * 4.2. Copy any language files to WP_LANG_DIR (which may differ from WP_CONTENT_DIR 852 * 4.3. Copy any new bundled themes/plugins to their respective locations 853 * 5. Delete new WordPress directory path. 854 * 6. Delete .maintenance file. 855 * 7. Remove old files. 856 * 8. Delete 'update_core' option. 857 * 858 * There are several areas of failure. For instance if PHP times out before step 859 * 6, then you will not be able to access any portion of your site. Also, since 860 * the upgrade will not continue where it left off, you will not be able to 861 * automatically remove old files and remove the 'update_core' option. This 862 * isn't that bad. 863 * 864 * If the copy of the new WordPress over the old fails, then the worse is that 865 * the new WordPress directory will remain. 866 * 867 * If it is assumed that every file will be copied over, including plugins and 868 * themes, then if you edit the default theme, you should rename it, so that 869 * your changes remain. 870 * 871 * @since 2.7.0 872 * 873 * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. 874 * @global array $_old_files 875 * @global array $_new_bundled_files 876 * @global wpdb $wpdb WordPress database abstraction object. 877 * @global string $wp_version 878 * @global string $required_php_version 879 * @global string $required_mysql_version 880 * 881 * @param string $from New release unzipped path. 882 * @param string $to Path to old WordPress installation. 883 * @return WP_Error|null WP_Error on failure, null on success. 884 */ 885 function update_core( $from, $to ) { 886 global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb; 887 888 set_time_limit( 300 ); 889 890 /** 891 * Filters feedback messages displayed during the core update process. 892 * 893 * The filter is first evaluated after the zip file for the latest version 894 * has been downloaded and unzipped. It is evaluated five more times during 895 * the process: 896 * 897 * 1. Before WordPress begins the core upgrade process. 898 * 2. Before Maintenance Mode is enabled. 899 * 3. Before WordPress begins copying over the necessary files. 900 * 4. Before Maintenance Mode is disabled. 901 * 5. Before the database is upgraded. 902 * 903 * @since 2.5.0 904 * 905 * @param string $feedback The core update feedback messages. 906 */ 907 apply_filters( 'update_feedback', __( 'Verifying the unpacked files…' ) ); 908 909 // Sanity check the unzipped distribution. 910 $distro = ''; 911 $roots = array( '/wordpress/', '/wordpress-mu/' ); 912 foreach ( $roots as $root ) { 913 if ( $wp_filesystem->exists( $from . $root . 'readme.html' ) && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' ) ) { 914 $distro = $root; 915 break; 916 } 917 } 918 if ( ! $distro ) { 919 $wp_filesystem->delete( $from, true ); 920 return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) ); 921 } 922 923 /* 924 * Import $wp_version, $required_php_version, and $required_mysql_version from the new version. 925 * DO NOT globalise any variables imported from `version-current.php` in this function. 926 * 927 * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8 928 */ 929 $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php'; 930 if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) { 931 $wp_filesystem->delete( $from, true ); 932 return new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' ); 933 } 934 935 $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE ); 936 require( WP_CONTENT_DIR . '/upgrade/version-current.php' ); 937 $wp_filesystem->delete( $versions_file ); 938 939 $php_version = phpversion(); 940 $mysql_version = $wpdb->db_version(); 941 $old_wp_version = $GLOBALS['wp_version']; // The version of WordPress we're updating from 942 $development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // a dash in the version indicates a Development release 943 $php_compat = version_compare( $php_version, $required_php_version, '>=' ); 944 if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) { 945 $mysql_compat = true; 946 } else { 947 $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' ); 948 } 949 950 if ( ! $mysql_compat || ! $php_compat ) { 951 $wp_filesystem->delete( $from, true ); 952 } 953 954 $php_update_message = ''; 955 if ( function_exists( 'wp_get_update_php_url' ) ) { 956 /* translators: %s: URL to Update PHP page. */ 957 $php_update_message = '</p><p>' . sprintf( __( '<a href="%s">Learn more about updating PHP</a>.' ), esc_url( wp_get_update_php_url() ) ); 958 959 if ( function_exists( 'wp_get_update_php_annotation' ) ) { 960 $annotation = wp_get_update_php_annotation(); 961 if ( $annotation ) { 962 $php_update_message .= '</p><p><em>' . $annotation . '</em>'; 963 } 964 } 965 } 966 967 if ( ! $mysql_compat && ! $php_compat ) { 968 return new WP_Error( 969 'php_mysql_not_compatible', 970 sprintf( 971 /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */ 972 __( 'The update cannot be installed because WordPress %1$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.' ), 973 $wp_version, 974 $required_php_version, 975 $required_mysql_version, 976 $php_version, 977 $mysql_version 978 ) . $php_update_message 979 ); 980 } elseif ( ! $php_compat ) { 981 return new WP_Error( 982 'php_not_compatible', 983 sprintf( 984 /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */ 985 __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ), 986 $wp_version, 987 $required_php_version, 988 $php_version 989 ) . $php_update_message 990 ); 991 } elseif ( ! $mysql_compat ) { 992 return new WP_Error( 993 'mysql_not_compatible', 994 sprintf( 995 /* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */ 996 __( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ), 997 $wp_version, 998 $required_mysql_version, 999 $mysql_version 1000 ) 1001 ); 1002 } 1003 1004 // Add a warning when the JSON PHP extension is missing. 1005 if ( ! extension_loaded( 'json' ) ) { 1006 return new WP_Error( 1007 'php_not_compatible_json', 1008 sprintf( 1009 /* translators: 1: WordPress version number, 2: The PHP extension name needed. */ 1010 __( 'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ), 1011 $wp_version, 1012 'JSON' 1013 ) 1014 ); 1015 } 1016 1017 /** This filter is documented in wp-admin/includes/update-core.php */ 1018 apply_filters( 'update_feedback', __( 'Preparing to install the latest version…' ) ); 1019 1020 // Don't copy wp-content, we'll deal with that below 1021 // We also copy version.php last so failed updates report their old version 1022 $skip = array( 'wp-content', 'wp-includes/version.php' ); 1023 $check_is_writable = array(); 1024 1025 // Check to see which files don't really need updating - only available for 3.7 and higher 1026 if ( function_exists( 'get_core_checksums' ) ) { 1027 // Find the local version of the working directory 1028 $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro; 1029 1030 $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' ); 1031 if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) { 1032 $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2 1033 } 1034 if ( is_array( $checksums ) ) { 1035 foreach ( $checksums as $file => $checksum ) { 1036 if ( 'wp-content' == substr( $file, 0, 10 ) ) { 1037 continue; 1038 } 1039 if ( ! file_exists( ABSPATH . $file ) ) { 1040 continue; 1041 } 1042 if ( ! file_exists( $working_dir_local . $file ) ) { 1043 continue; 1044 } 1045 if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ) ) ) { 1046 continue; 1047 } 1048 if ( md5_file( ABSPATH . $file ) === $checksum ) { 1049 $skip[] = $file; 1050 } else { 1051 $check_is_writable[ $file ] = ABSPATH . $file; 1052 } 1053 } 1054 } 1055 } 1056 1057 // If we're using the direct method, we can predict write failures that are due to permissions. 1058 if ( $check_is_writable && 'direct' === $wp_filesystem->method ) { 1059 $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) ); 1060 if ( $files_writable !== $check_is_writable ) { 1061 $files_not_writable = array_diff_key( $check_is_writable, $files_writable ); 1062 foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) { 1063 // If the writable check failed, chmod file to 0644 and try again, same as copy_dir(). 1064 $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE ); 1065 if ( $wp_filesystem->is_writable( $file_not_writable ) ) { 1066 unset( $files_not_writable[ $relative_file_not_writable ] ); 1067 } 1068 } 1069 1070 // Store package-relative paths (the key) of non-writable files in the WP_Error object. 1071 $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : ''; 1072 1073 if ( $files_not_writable ) { 1074 return new WP_Error( 'files_not_writable', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), implode( ', ', $error_data ) ); 1075 } 1076 } 1077 } 1078 1079 /** This filter is documented in wp-admin/includes/update-core.php */ 1080 apply_filters( 'update_feedback', __( 'Enabling Maintenance mode…' ) ); 1081 // Create maintenance file to signal that we are upgrading 1082 $maintenance_string = '<?php $upgrading = ' . time() . '; ?>'; 1083 $maintenance_file = $to . '.maintenance'; 1084 $wp_filesystem->delete( $maintenance_file ); 1085 $wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE ); 1086 1087 /** This filter is documented in wp-admin/includes/update-core.php */ 1088 apply_filters( 'update_feedback', __( 'Copying the required files…' ) ); 1089 // Copy new versions of WP files into place. 1090 $result = _copy_dir( $from . $distro, $to, $skip ); 1091 if ( is_wp_error( $result ) ) { 1092 $result = new WP_Error( $result->get_error_code(), $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); 1093 } 1094 1095 // Since we know the core files have copied over, we can now copy the version file 1096 if ( ! is_wp_error( $result ) ) { 1097 if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) { 1098 $wp_filesystem->delete( $from, true ); 1099 $result = new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' ); 1100 } 1101 $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE ); 1102 } 1103 1104 // Check to make sure everything copied correctly, ignoring the contents of wp-content 1105 $skip = array( 'wp-content' ); 1106 $failed = array(); 1107 if ( isset( $checksums ) && is_array( $checksums ) ) { 1108 foreach ( $checksums as $file => $checksum ) { 1109 if ( 'wp-content' == substr( $file, 0, 10 ) ) { 1110 continue; 1111 } 1112 if ( ! file_exists( $working_dir_local . $file ) ) { 1113 continue; 1114 } 1115 if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ) ) ) { 1116 $skip[] = $file; 1117 continue; 1118 } 1119 if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) == $checksum ) { 1120 $skip[] = $file; 1121 } else { 1122 $failed[] = $file; 1123 } 1124 } 1125 } 1126 1127 // Some files didn't copy properly 1128 if ( ! empty( $failed ) ) { 1129 $total_size = 0; 1130 foreach ( $failed as $file ) { 1131 if ( file_exists( $working_dir_local . $file ) ) { 1132 $total_size += filesize( $working_dir_local . $file ); 1133 } 1134 } 1135 1136 // If we don't have enough free space, it isn't worth trying again. 1137 // Unlikely to be hit due to the check in unzip_file(). 1138 $available_space = @disk_free_space( ABSPATH ); 1139 if ( $available_space && $total_size >= $available_space ) { 1140 $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) ); 1141 } else { 1142 $result = _copy_dir( $from . $distro, $to, $skip ); 1143 if ( is_wp_error( $result ) ) { 1144 $result = new WP_Error( $result->get_error_code() . '_retry', $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); 1145 } 1146 } 1147 } 1148 1149 // Custom Content Directory needs updating now. 1150 // Copy Languages 1151 if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) { 1152 if ( WP_LANG_DIR != ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) { 1153 $lang_dir = WP_LANG_DIR; 1154 } else { 1155 $lang_dir = WP_CONTENT_DIR . '/languages'; 1156 } 1157 1158 if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) { // Check the language directory exists first 1159 $wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR ); // If it's within the ABSPATH we can handle it here, otherwise they're out of luck. 1160 clearstatcache(); // for FTP, Need to clear the stat cache 1161 } 1162 1163 if ( @is_dir( $lang_dir ) ) { 1164 $wp_lang_dir = $wp_filesystem->find_folder( $lang_dir ); 1165 if ( $wp_lang_dir ) { 1166 $result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir ); 1167 if ( is_wp_error( $result ) ) { 1168 $result = new WP_Error( $result->get_error_code() . '_languages', $result->get_error_message(), substr( $result->get_error_data(), strlen( $wp_lang_dir ) ) ); 1169 } 1170 } 1171 } 1172 } 1173 1174 /** This filter is documented in wp-admin/includes/update-core.php */ 1175 apply_filters( 'update_feedback', __( 'Disabling Maintenance mode…' ) ); 1176 // Remove maintenance file, we're done with potential site-breaking changes 1177 $wp_filesystem->delete( $maintenance_file ); 1178 1179 // 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users, preventing installation of Twenty Twelve. 1180 if ( '3.5' == $old_wp_version ) { 1181 if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' ) && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' ) ) { 1182 $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' ); 1183 } 1184 } 1185 1186 // Copy New bundled plugins & themes 1187 // This gives us the ability to install new plugins & themes bundled with future versions of WordPress whilst avoiding the re-install upon upgrade issue. 1188 // $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated 1189 if ( ! is_wp_error( $result ) && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) { 1190 foreach ( (array) $_new_bundled_files as $file => $introduced_version ) { 1191 // If a $development_build or if $introduced version is greater than what the site was previously running 1192 if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) { 1193 $directory = ( '/' == $file[ strlen( $file ) - 1 ] ); 1194 list($type, $filename) = explode( '/', $file, 2 ); 1195 1196 // Check to see if the bundled items exist before attempting to copy them 1197 if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) { 1198 continue; 1199 } 1200 1201 if ( 'plugins' == $type ) { 1202 $dest = $wp_filesystem->wp_plugins_dir(); 1203 } elseif ( 'themes' == $type ) { 1204 $dest = trailingslashit( $wp_filesystem->wp_themes_dir() ); // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2 1205 } else { 1206 continue; 1207 } 1208 1209 if ( ! $directory ) { 1210 if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) { 1211 continue; 1212 } 1213 1214 if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) { 1215 $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename ); 1216 } 1217 } else { 1218 if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) { 1219 continue; 1220 } 1221 1222 $wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR ); 1223 $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename ); 1224 1225 // If a error occurs partway through this final step, keep the error flowing through, but keep process going. 1226 if ( is_wp_error( $_result ) ) { 1227 if ( ! is_wp_error( $result ) ) { 1228 $result = new WP_Error; 1229 } 1230 $result->add( $_result->get_error_code() . "_$type", $_result->get_error_message(), substr( $_result->get_error_data(), strlen( $dest ) ) ); 1231 } 1232 } 1233 } 1234 } //end foreach 1235 } 1236 1237 // Handle $result error from the above blocks 1238 if ( is_wp_error( $result ) ) { 1239 $wp_filesystem->delete( $from, true ); 1240 return $result; 1241 } 1242 1243 // Remove old files 1244 foreach ( $_old_files as $old_file ) { 1245 $old_file = $to . $old_file; 1246 if ( ! $wp_filesystem->exists( $old_file ) ) { 1247 continue; 1248 } 1249 1250 // If the file isn't deleted, try writing an empty string to the file instead. 1251 if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) { 1252 $wp_filesystem->put_contents( $old_file, '' ); 1253 } 1254 } 1255 1256 // Remove any Genericons example.html's from the filesystem 1257 _upgrade_422_remove_genericons(); 1258 1259 // Remove the REST API plugin if its version is Beta 4 or lower 1260 _upgrade_440_force_deactivate_incompatible_plugins(); 1261 1262 // Upgrade DB with separate request 1263 /** This filter is documented in wp-admin/includes/update-core.php */ 1264 apply_filters( 'update_feedback', __( 'Upgrading database…' ) ); 1265 $db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' ); 1266 wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) ); 1267 1268 // Clear the cache to prevent an update_option() from saving a stale db_version to the cache 1269 wp_cache_flush(); 1270 // (Not all cache back ends listen to 'flush') 1271 wp_cache_delete( 'alloptions', 'options' ); 1272 1273 // Remove working directory 1274 $wp_filesystem->delete( $from, true ); 1275 1276 // Force refresh of update information 1277 if ( function_exists( 'delete_site_transient' ) ) { 1278 delete_site_transient( 'update_core' ); 1279 } else { 1280 delete_option( 'update_core' ); 1281 } 1282 1283 /** 1284 * Fires after WordPress core has been successfully updated. 1285 * 1286 * @since 3.3.0 1287 * 1288 * @param string $wp_version The current WordPress version. 1289 */ 1290 do_action( '_core_updated_successfully', $wp_version ); 1291 1292 // Clear the option that blocks auto updates after failures, now that we've been successful. 1293 if ( function_exists( 'delete_site_option' ) ) { 1294 delete_site_option( 'auto_core_update_failed' ); 1295 } 1296 1297 return $wp_version; 1298 } 1299 1300 /** 1301 * Copies a directory from one location to another via the WordPress Filesystem Abstraction. 1302 * Assumes that WP_Filesystem() has already been called and setup. 1303 * 1304 * This is a temporary function for the 3.1 -> 3.2 upgrade, as well as for those upgrading to 1305 * 3.7+ 1306 * 1307 * @ignore 1308 * @since 3.2.0 1309 * @since 3.7.0 Updated not to use a regular expression for the skip list 1310 * @see copy_dir() 1311 * 1312 * @global WP_Filesystem_Base $wp_filesystem 1313 * 1314 * @param string $from source directory 1315 * @param string $to destination directory 1316 * @param array $skip_list a list of files/folders to skip copying 1317 * @return mixed WP_Error on failure, True on success. 1318 */ 1319 function _copy_dir( $from, $to, $skip_list = array() ) { 1320 global $wp_filesystem; 1321 1322 $dirlist = $wp_filesystem->dirlist( $from ); 1323 1324 $from = trailingslashit( $from ); 1325 $to = trailingslashit( $to ); 1326 1327 foreach ( (array) $dirlist as $filename => $fileinfo ) { 1328 if ( in_array( $filename, $skip_list, true ) ) { 1329 continue; 1330 } 1331 1332 if ( 'f' == $fileinfo['type'] ) { 1333 if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) { 1334 // If copy failed, chmod file to 0644 and try again. 1335 $wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE ); 1336 if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) { 1337 return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename ); 1338 } 1339 } 1340 } elseif ( 'd' == $fileinfo['type'] ) { 1341 if ( ! $wp_filesystem->is_dir( $to . $filename ) ) { 1342 if ( ! $wp_filesystem->mkdir( $to . $filename, FS_CHMOD_DIR ) ) { 1343 return new WP_Error( 'mkdir_failed__copy_dir', __( 'Could not create directory.' ), $to . $filename ); 1344 } 1345 } 1346 1347 /* 1348 * Generate the $sub_skip_list for the subdirectory as a sub-set 1349 * of the existing $skip_list. 1350 */ 1351 $sub_skip_list = array(); 1352 foreach ( $skip_list as $skip_item ) { 1353 if ( 0 === strpos( $skip_item, $filename . '/' ) ) { 1354 $sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item ); 1355 } 1356 } 1357 1358 $result = _copy_dir( $from . $filename, $to . $filename, $sub_skip_list ); 1359 if ( is_wp_error( $result ) ) { 1360 return $result; 1361 } 1362 } 1363 } 1364 return true; 1365 } 1366 1367 /** 1368 * Redirect to the About WordPress page after a successful upgrade. 1369 * 1370 * This function is only needed when the existing installation is older than 3.4.0. 1371 * 1372 * @since 3.3.0 1373 * 1374 * @global string $wp_version 1375 * @global string $pagenow 1376 * @global string $action 1377 * 1378 * @param string $new_version 1379 */ 1380 function _redirect_to_about_wordpress( $new_version ) { 1381 global $wp_version, $pagenow, $action; 1382 1383 if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) { 1384 return; 1385 } 1386 1387 // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts. 1388 if ( 'update-core.php' != $pagenow ) { 1389 return; 1390 } 1391 1392 if ( 'do-core-upgrade' != $action && 'do-core-reinstall' != $action ) { 1393 return; 1394 } 1395 1396 // Load the updated default text localization domain for new strings. 1397 load_default_textdomain(); 1398 1399 // See do_core_upgrade() 1400 show_message( __( 'WordPress updated successfully' ) ); 1401 1402 // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional. 1403 show_message( 1404 '<span class="hide-if-no-js">' . sprintf( 1405 /* translators: 1: WordPress version, 2: URL to About screen. */ 1406 __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ), 1407 $new_version, 1408 'about.php?updated' 1409 ) . '</span>' 1410 ); 1411 show_message( 1412 '<span class="hide-if-js">' . sprintf( 1413 /* translators: 1: WordPress version, 2: URL to About screen. */ 1414 __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ), 1415 $new_version, 1416 'about.php?updated' 1417 ) . '</span>' 1418 ); 1419 echo '</div>'; 1420 ?> 1421 <script type="text/javascript"> 1422 window.location = 'about.php?updated'; 1423 </script> 1424 <?php 1425 1426 // Include admin-footer.php and exit. 1427 include ( ABSPATH . 'wp-admin/admin-footer.php' ); 1428 exit(); 1429 } 1430 1431 /** 1432 * Cleans up Genericons example files. 1433 * 1434 * @since 4.2.2 1435 * 1436 * @global array $wp_theme_directories 1437 * @global WP_Filesystem_Base $wp_filesystem 1438 */ 1439 function _upgrade_422_remove_genericons() { 1440 global $wp_theme_directories, $wp_filesystem; 1441 1442 // A list of the affected files using the filesystem absolute paths. 1443 $affected_files = array(); 1444 1445 // Themes 1446 foreach ( $wp_theme_directories as $directory ) { 1447 $affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory ); 1448 $affected_files = array_merge( $affected_files, $affected_theme_files ); 1449 } 1450 1451 // Plugins 1452 $affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR ); 1453 $affected_files = array_merge( $affected_files, $affected_plugin_files ); 1454 1455 foreach ( $affected_files as $file ) { 1456 $gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) ); 1457 if ( empty( $gen_dir ) ) { 1458 continue; 1459 } 1460 1461 // The path when the file is accessed via WP_Filesystem may differ in the case of FTP 1462 $remote_file = $gen_dir . basename( $file ); 1463 1464 if ( ! $wp_filesystem->exists( $remote_file ) ) { 1465 continue; 1466 } 1467 1468 if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) { 1469 $wp_filesystem->put_contents( $remote_file, '' ); 1470 } 1471 } 1472 } 1473 1474 /** 1475 * Recursively find Genericons example files in a given folder. 1476 * 1477 * @ignore 1478 * @since 4.2.2 1479 * 1480 * @param string $directory Directory path. Expects trailingslashed. 1481 * @return array 1482 */ 1483 function _upgrade_422_find_genericons_files_in_folder( $directory ) { 1484 $directory = trailingslashit( $directory ); 1485 $files = array(); 1486 1487 if ( file_exists( "{$directory}example.html" ) && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' ) ) { 1488 $files[] = "{$directory}example.html"; 1489 } 1490 1491 $dirs = glob( $directory . '*', GLOB_ONLYDIR ); 1492 if ( $dirs ) { 1493 foreach ( $dirs as $dir ) { 1494 $files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) ); 1495 } 1496 } 1497 1498 return $files; 1499 } 1500 1501 /** 1502 * @ignore 1503 * @since 4.4.0 1504 */ 1505 function _upgrade_440_force_deactivate_incompatible_plugins() { 1506 if ( defined( 'REST_API_VERSION' ) && version_compare( REST_API_VERSION, '2.0-beta4', '<=' ) ) { 1507 deactivate_plugins( array( 'rest-api/plugin.php' ), true ); 1508 } 1509 }
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| Generated: Fri Oct 25 08:20:01 2019 | Cross-referenced by PHPXref 0.7 |