PageRenderTime 61ms CodeModel.GetById 29ms RepoModel.GetById 0ms app.codeStats 1ms

/php/wp-admin/includes/update-core.php

https://bitbucket.org/cubeee/wp-fin
PHP | 1053 lines | 818 code | 60 blank | 175 comment | 93 complexity | ba4b520a3a840f3303e3c32a17b4c941 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1
  1. <?php
  2. /**
  3. * WordPress core upgrade functionality.
  4. *
  5. * @package WordPress
  6. * @subpackage Administration
  7. * @since 2.7.0
  8. */
  9. /**
  10. * Stores files to be deleted.
  11. *
  12. * @since 2.7.0
  13. * @global array $_old_files
  14. * @var array
  15. * @name $_old_files
  16. */
  17. global $_old_files;
  18. $_old_files = array(
  19. // 2.0
  20. 'wp-admin/import-b2.php',
  21. 'wp-admin/import-blogger.php',
  22. 'wp-admin/import-greymatter.php',
  23. 'wp-admin/import-livejournal.php',
  24. 'wp-admin/import-mt.php',
  25. 'wp-admin/import-rss.php',
  26. 'wp-admin/import-textpattern.php',
  27. 'wp-admin/quicktags.js',
  28. 'wp-images/fade-butt.png',
  29. 'wp-images/get-firefox.png',
  30. 'wp-images/header-shadow.png',
  31. 'wp-images/smilies',
  32. 'wp-images/wp-small.png',
  33. 'wp-images/wpminilogo.png',
  34. 'wp.php',
  35. // 2.0.8
  36. 'wp-includes/js/tinymce/plugins/inlinepopups/readme.txt',
  37. // 2.1
  38. 'wp-admin/edit-form-ajax-cat.php',
  39. 'wp-admin/execute-pings.php',
  40. 'wp-admin/inline-uploading.php',
  41. 'wp-admin/link-categories.php',
  42. 'wp-admin/list-manipulation.js',
  43. 'wp-admin/list-manipulation.php',
  44. 'wp-includes/comment-functions.php',
  45. 'wp-includes/feed-functions.php',
  46. 'wp-includes/functions-compat.php',
  47. 'wp-includes/functions-formatting.php',
  48. 'wp-includes/functions-post.php',
  49. 'wp-includes/js/dbx-key.js',
  50. 'wp-includes/js/tinymce/plugins/autosave/langs/cs.js',
  51. 'wp-includes/js/tinymce/plugins/autosave/langs/sv.js',
  52. 'wp-includes/links.php',
  53. 'wp-includes/pluggable-functions.php',
  54. 'wp-includes/template-functions-author.php',
  55. 'wp-includes/template-functions-category.php',
  56. 'wp-includes/template-functions-general.php',
  57. 'wp-includes/template-functions-links.php',
  58. 'wp-includes/template-functions-post.php',
  59. 'wp-includes/wp-l10n.php',
  60. // 2.2
  61. 'wp-admin/cat-js.php',
  62. 'wp-admin/import/b2.php',
  63. 'wp-includes/js/autosave-js.php',
  64. 'wp-includes/js/list-manipulation-js.php',
  65. 'wp-includes/js/wp-ajax-js.php',
  66. // 2.3
  67. 'wp-admin/admin-db.php',
  68. 'wp-admin/cat.js',
  69. 'wp-admin/categories.js',
  70. 'wp-admin/custom-fields.js',
  71. 'wp-admin/dbx-admin-key.js',
  72. 'wp-admin/edit-comments.js',
  73. 'wp-admin/install-rtl.css',
  74. 'wp-admin/install.css',
  75. 'wp-admin/upgrade-schema.php',
  76. 'wp-admin/upload-functions.php',
  77. 'wp-admin/upload-rtl.css',
  78. 'wp-admin/upload.css',
  79. 'wp-admin/upload.js',
  80. 'wp-admin/users.js',
  81. 'wp-admin/widgets-rtl.css',
  82. 'wp-admin/widgets.css',
  83. 'wp-admin/xfn.js',
  84. 'wp-includes/js/tinymce/license.html',
  85. // 2.5
  86. 'wp-admin/css/upload.css',
  87. 'wp-admin/images/box-bg-left.gif',
  88. 'wp-admin/images/box-bg-right.gif',
  89. 'wp-admin/images/box-bg.gif',
  90. 'wp-admin/images/box-butt-left.gif',
  91. 'wp-admin/images/box-butt-right.gif',
  92. 'wp-admin/images/box-butt.gif',
  93. 'wp-admin/images/box-head-left.gif',
  94. 'wp-admin/images/box-head-right.gif',
  95. 'wp-admin/images/box-head.gif',
  96. 'wp-admin/images/heading-bg.gif',
  97. 'wp-admin/images/login-bkg-bottom.gif',
  98. 'wp-admin/images/login-bkg-tile.gif',
  99. 'wp-admin/images/notice.gif',
  100. 'wp-admin/images/toggle.gif',
  101. 'wp-admin/includes/upload.php',
  102. 'wp-admin/js/dbx-admin-key.js',
  103. 'wp-admin/js/link-cat.js',
  104. 'wp-admin/profile-update.php',
  105. 'wp-admin/templates.php',
  106. 'wp-includes/images/wlw/WpComments.png',
  107. 'wp-includes/images/wlw/WpIcon.png',
  108. 'wp-includes/images/wlw/WpWatermark.png',
  109. 'wp-includes/js/dbx.js',
  110. 'wp-includes/js/fat.js',
  111. 'wp-includes/js/list-manipulation.js',
  112. 'wp-includes/js/tinymce/langs/en.js',
  113. 'wp-includes/js/tinymce/plugins/autosave/editor_plugin_src.js',
  114. 'wp-includes/js/tinymce/plugins/autosave/langs',
  115. 'wp-includes/js/tinymce/plugins/directionality/images',
  116. 'wp-includes/js/tinymce/plugins/directionality/langs',
  117. 'wp-includes/js/tinymce/plugins/inlinepopups/css',
  118. 'wp-includes/js/tinymce/plugins/inlinepopups/images',
  119. 'wp-includes/js/tinymce/plugins/inlinepopups/jscripts',
  120. 'wp-includes/js/tinymce/plugins/paste/images',
  121. 'wp-includes/js/tinymce/plugins/paste/jscripts',
  122. 'wp-includes/js/tinymce/plugins/paste/langs',
  123. 'wp-includes/js/tinymce/plugins/spellchecker/classes/HttpClient.class.php',
  124. 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php',
  125. 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspell.class.php',
  126. 'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php',
  127. 'wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css',
  128. 'wp-includes/js/tinymce/plugins/spellchecker/images',
  129. 'wp-includes/js/tinymce/plugins/spellchecker/langs',
  130. 'wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php',
  131. 'wp-includes/js/tinymce/plugins/wordpress/images',
  132. 'wp-includes/js/tinymce/plugins/wordpress/langs',
  133. 'wp-includes/js/tinymce/plugins/wordpress/wordpress.css',
  134. 'wp-includes/js/tinymce/plugins/wphelp',
  135. 'wp-includes/js/tinymce/themes/advanced/css',
  136. 'wp-includes/js/tinymce/themes/advanced/images',
  137. 'wp-includes/js/tinymce/themes/advanced/jscripts',
  138. 'wp-includes/js/tinymce/themes/advanced/langs',
  139. // 2.5.1
  140. 'wp-includes/js/tinymce/tiny_mce_gzip.php',
  141. // 2.6
  142. 'wp-admin/bookmarklet.php',
  143. 'wp-includes/js/jquery/jquery.dimensions.min.js',
  144. 'wp-includes/js/tinymce/plugins/wordpress/popups.css',
  145. 'wp-includes/js/wp-ajax.js',
  146. // 2.7
  147. 'wp-admin/css/press-this-ie-rtl.css',
  148. 'wp-admin/css/press-this-ie.css',
  149. 'wp-admin/css/upload-rtl.css',
  150. 'wp-admin/edit-form.php',
  151. 'wp-admin/images/comment-pill.gif',
  152. 'wp-admin/images/comment-stalk-classic.gif',
  153. 'wp-admin/images/comment-stalk-fresh.gif',
  154. 'wp-admin/images/comment-stalk-rtl.gif',
  155. 'wp-admin/images/del.png',
  156. 'wp-admin/images/gear.png',
  157. 'wp-admin/images/media-button-gallery.gif',
  158. 'wp-admin/images/media-buttons.gif',
  159. 'wp-admin/images/postbox-bg.gif',
  160. 'wp-admin/images/tab.png',
  161. 'wp-admin/images/tail.gif',
  162. 'wp-admin/js/forms.js',
  163. 'wp-admin/js/upload.js',
  164. 'wp-admin/link-import.php',
  165. 'wp-includes/images/audio.png',
  166. 'wp-includes/images/css.png',
  167. 'wp-includes/images/default.png',
  168. 'wp-includes/images/doc.png',
  169. 'wp-includes/images/exe.png',
  170. 'wp-includes/images/html.png',
  171. 'wp-includes/images/js.png',
  172. 'wp-includes/images/pdf.png',
  173. 'wp-includes/images/swf.png',
  174. 'wp-includes/images/tar.png',
  175. 'wp-includes/images/text.png',
  176. 'wp-includes/images/video.png',
  177. 'wp-includes/images/zip.png',
  178. 'wp-includes/js/tinymce/tiny_mce_config.php',
  179. 'wp-includes/js/tinymce/tiny_mce_ext.js',
  180. // 2.8
  181. 'wp-admin/js/users.js',
  182. 'wp-includes/js/swfupload/plugins/swfupload.documentready.js',
  183. 'wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js',
  184. 'wp-includes/js/swfupload/swfupload_f9.swf',
  185. 'wp-includes/js/tinymce/plugins/autosave',
  186. 'wp-includes/js/tinymce/plugins/paste/css',
  187. 'wp-includes/js/tinymce/utils/mclayer.js',
  188. 'wp-includes/js/tinymce/wordpress.css',
  189. // 2.8.5
  190. 'wp-admin/import/btt.php',
  191. 'wp-admin/import/jkw.php',
  192. // 2.9
  193. 'wp-admin/js/page.dev.js',
  194. 'wp-admin/js/page.js',
  195. 'wp-admin/js/set-post-thumbnail-handler.dev.js',
  196. 'wp-admin/js/set-post-thumbnail-handler.js',
  197. 'wp-admin/js/slug.dev.js',
  198. 'wp-admin/js/slug.js',
  199. 'wp-includes/gettext.php',
  200. 'wp-includes/js/tinymce/plugins/wordpress/js',
  201. 'wp-includes/streams.php',
  202. // MU
  203. 'README.txt',
  204. 'htaccess.dist',
  205. 'index-install.php',
  206. 'wp-admin/css/mu-rtl.css',
  207. 'wp-admin/css/mu.css',
  208. 'wp-admin/images/site-admin.png',
  209. 'wp-admin/includes/mu.php',
  210. 'wp-admin/wpmu-admin.php',
  211. 'wp-admin/wpmu-blogs.php',
  212. 'wp-admin/wpmu-edit.php',
  213. 'wp-admin/wpmu-options.php',
  214. 'wp-admin/wpmu-themes.php',
  215. 'wp-admin/wpmu-upgrade-site.php',
  216. 'wp-admin/wpmu-users.php',
  217. 'wp-includes/images/wordpress-mu.png',
  218. 'wp-includes/wpmu-default-filters.php',
  219. 'wp-includes/wpmu-functions.php',
  220. 'wpmu-settings.php',
  221. // 3.0
  222. 'wp-admin/categories.php',
  223. 'wp-admin/edit-category-form.php',
  224. 'wp-admin/edit-page-form.php',
  225. 'wp-admin/edit-pages.php',
  226. 'wp-admin/images/admin-header-footer.png',
  227. 'wp-admin/images/browse-happy.gif',
  228. 'wp-admin/images/ico-add.png',
  229. 'wp-admin/images/ico-close.png',
  230. 'wp-admin/images/ico-edit.png',
  231. 'wp-admin/images/ico-viewpage.png',
  232. 'wp-admin/images/fav-top.png',
  233. 'wp-admin/images/screen-options-left.gif',
  234. 'wp-admin/images/wp-logo-vs.gif',
  235. 'wp-admin/images/wp-logo.gif',
  236. 'wp-admin/import',
  237. 'wp-admin/js/wp-gears.dev.js',
  238. 'wp-admin/js/wp-gears.js',
  239. 'wp-admin/options-misc.php',
  240. 'wp-admin/page-new.php',
  241. 'wp-admin/page.php',
  242. 'wp-admin/rtl.css',
  243. 'wp-admin/rtl.dev.css',
  244. 'wp-admin/update-links.php',
  245. 'wp-admin/wp-admin.css',
  246. 'wp-admin/wp-admin.dev.css',
  247. 'wp-includes/js/codepress',
  248. 'wp-includes/js/codepress/engines/khtml.js',
  249. 'wp-includes/js/codepress/engines/older.js',
  250. 'wp-includes/js/jquery/autocomplete.dev.js',
  251. 'wp-includes/js/jquery/autocomplete.js',
  252. 'wp-includes/js/jquery/interface.js',
  253. 'wp-includes/js/scriptaculous/prototype.js',
  254. 'wp-includes/js/tinymce/wp-tinymce.js',
  255. // 3.1
  256. 'wp-admin/edit-attachment-rows.php',
  257. 'wp-admin/edit-link-categories.php',
  258. 'wp-admin/edit-link-category-form.php',
  259. 'wp-admin/edit-post-rows.php',
  260. 'wp-admin/images/button-grad-active-vs.png',
  261. 'wp-admin/images/button-grad-vs.png',
  262. 'wp-admin/images/fav-arrow-vs-rtl.gif',
  263. 'wp-admin/images/fav-arrow-vs.gif',
  264. 'wp-admin/images/fav-top-vs.gif',
  265. 'wp-admin/images/list-vs.png',
  266. 'wp-admin/images/screen-options-right-up.gif',
  267. 'wp-admin/images/screen-options-right.gif',
  268. 'wp-admin/images/visit-site-button-grad-vs.gif',
  269. 'wp-admin/images/visit-site-button-grad.gif',
  270. 'wp-admin/link-category.php',
  271. 'wp-admin/sidebar.php',
  272. 'wp-includes/classes.php',
  273. 'wp-includes/js/tinymce/blank.htm',
  274. 'wp-includes/js/tinymce/plugins/media/css/content.css',
  275. 'wp-includes/js/tinymce/plugins/media/img',
  276. 'wp-includes/js/tinymce/plugins/safari',
  277. // 3.2
  278. 'wp-admin/images/logo-login.gif',
  279. 'wp-admin/images/star.gif',
  280. 'wp-admin/js/list-table.dev.js',
  281. 'wp-admin/js/list-table.js',
  282. 'wp-includes/default-embeds.php',
  283. 'wp-includes/js/tinymce/plugins/wordpress/img/help.gif',
  284. 'wp-includes/js/tinymce/plugins/wordpress/img/more.gif',
  285. 'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif',
  286. 'wp-includes/js/tinymce/themes/advanced/img/fm.gif',
  287. 'wp-includes/js/tinymce/themes/advanced/img/sflogo.png',
  288. // 3.3
  289. 'wp-admin/css/colors-classic-rtl.css',
  290. 'wp-admin/css/colors-classic-rtl.dev.css',
  291. 'wp-admin/css/colors-fresh-rtl.css',
  292. 'wp-admin/css/colors-fresh-rtl.dev.css',
  293. 'wp-admin/css/dashboard-rtl.css',
  294. 'wp-admin/css/dashboard-rtl.dev.css',
  295. 'wp-admin/css/dashboard.css',
  296. 'wp-admin/css/dashboard.dev.css',
  297. 'wp-admin/css/farbtastic-rtl.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.css',
  303. 'wp-admin/css/install-rtl.dev.css',
  304. 'wp-admin/css/login-rtl.css',
  305. 'wp-admin/css/login-rtl.dev.css',
  306. 'wp-admin/css/login.css',
  307. 'wp-admin/css/login.dev.css',
  308. 'wp-admin/css/ms.css',
  309. 'wp-admin/css/ms.dev.css',
  310. 'wp-admin/css/nav-menu-rtl.css',
  311. 'wp-admin/css/nav-menu-rtl.dev.css',
  312. 'wp-admin/css/nav-menu.css',
  313. 'wp-admin/css/nav-menu.dev.css',
  314. 'wp-admin/css/plugin-install-rtl.css',
  315. 'wp-admin/css/plugin-install-rtl.dev.css',
  316. 'wp-admin/css/plugin-install.css',
  317. 'wp-admin/css/plugin-install.dev.css',
  318. 'wp-admin/css/press-this-rtl.css',
  319. 'wp-admin/css/press-this-rtl.dev.css',
  320. 'wp-admin/css/press-this.css',
  321. 'wp-admin/css/press-this.dev.css',
  322. 'wp-admin/css/theme-editor-rtl.css',
  323. 'wp-admin/css/theme-editor-rtl.dev.css',
  324. 'wp-admin/css/theme-editor.css',
  325. 'wp-admin/css/theme-editor.dev.css',
  326. 'wp-admin/css/theme-install-rtl.css',
  327. 'wp-admin/css/theme-install-rtl.dev.css',
  328. 'wp-admin/css/theme-install.css',
  329. 'wp-admin/css/theme-install.dev.css',
  330. 'wp-admin/css/widgets-rtl.css',
  331. 'wp-admin/css/widgets-rtl.dev.css',
  332. 'wp-admin/css/widgets.css',
  333. 'wp-admin/css/widgets.dev.css',
  334. 'wp-admin/includes/internal-linking.php',
  335. 'wp-includes/images/admin-bar-sprite-rtl.png',
  336. 'wp-includes/js/jquery/ui.button.js',
  337. 'wp-includes/js/jquery/ui.core.js',
  338. 'wp-includes/js/jquery/ui.dialog.js',
  339. 'wp-includes/js/jquery/ui.draggable.js',
  340. 'wp-includes/js/jquery/ui.droppable.js',
  341. 'wp-includes/js/jquery/ui.mouse.js',
  342. 'wp-includes/js/jquery/ui.position.js',
  343. 'wp-includes/js/jquery/ui.resizable.js',
  344. 'wp-includes/js/jquery/ui.selectable.js',
  345. 'wp-includes/js/jquery/ui.sortable.js',
  346. 'wp-includes/js/jquery/ui.tabs.js',
  347. 'wp-includes/js/jquery/ui.widget.js',
  348. 'wp-includes/js/l10n.dev.js',
  349. 'wp-includes/js/l10n.js',
  350. 'wp-includes/js/tinymce/plugins/wplink/css',
  351. 'wp-includes/js/tinymce/plugins/wplink/img',
  352. 'wp-includes/js/tinymce/plugins/wplink/js',
  353. 'wp-includes/js/tinymce/themes/advanced/img/wpicons.png',
  354. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/butt2.png',
  355. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/button_bg.png',
  356. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/down_arrow.gif',
  357. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/fade-butt.png',
  358. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/separator.gif',
  359. // Don't delete, yet: 'wp-rss.php',
  360. // Don't delete, yet: 'wp-rdf.php',
  361. // Don't delete, yet: 'wp-rss2.php',
  362. // Don't delete, yet: 'wp-commentsrss2.php',
  363. // Don't delete, yet: 'wp-atom.php',
  364. // Don't delete, yet: 'wp-feed.php',
  365. // 3.4
  366. 'wp-admin/images/gray-star.png',
  367. 'wp-admin/images/logo-login.png',
  368. 'wp-admin/images/star.png',
  369. 'wp-admin/index-extra.php',
  370. 'wp-admin/network/index-extra.php',
  371. 'wp-admin/user/index-extra.php',
  372. 'wp-admin/images/screenshots/admin-flyouts.png',
  373. 'wp-admin/images/screenshots/coediting.png',
  374. 'wp-admin/images/screenshots/drag-and-drop.png',
  375. 'wp-admin/images/screenshots/help-screen.png',
  376. 'wp-admin/images/screenshots/media-icon.png',
  377. 'wp-admin/images/screenshots/new-feature-pointer.png',
  378. 'wp-admin/images/screenshots/welcome-screen.png',
  379. 'wp-includes/css/editor-buttons.css',
  380. 'wp-includes/css/editor-buttons.dev.css',
  381. 'wp-includes/js/tinymce/plugins/paste/blank.htm',
  382. 'wp-includes/js/tinymce/plugins/wordpress/css',
  383. 'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js',
  384. 'wp-includes/js/tinymce/plugins/wordpress/img/embedded.png',
  385. 'wp-includes/js/tinymce/plugins/wordpress/img/more_bug.gif',
  386. 'wp-includes/js/tinymce/plugins/wordpress/img/page_bug.gif',
  387. 'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js',
  388. 'wp-includes/js/tinymce/plugins/wpeditimage/css/editimage-rtl.css',
  389. 'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js',
  390. 'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.dev.js',
  391. 'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js',
  392. 'wp-includes/js/tinymce/plugins/wpgallery/img/gallery.png',
  393. 'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js',
  394. // Don't delete, yet: 'wp-pass.php',
  395. // Don't delete, yet: 'wp-register.php',
  396. // 3.5
  397. 'wp-admin/gears-manifest.php',
  398. 'wp-admin/includes/manifest.php',
  399. 'wp-admin/images/archive-link.png',
  400. 'wp-admin/images/blue-grad.png',
  401. 'wp-admin/images/button-grad-active.png',
  402. 'wp-admin/images/button-grad.png',
  403. 'wp-admin/images/ed-bg-vs.gif',
  404. 'wp-admin/images/ed-bg.gif',
  405. 'wp-admin/images/fade-butt.png',
  406. 'wp-admin/images/fav-arrow-rtl.gif',
  407. 'wp-admin/images/fav-arrow.gif',
  408. 'wp-admin/images/fav-vs.png',
  409. 'wp-admin/images/fav.png',
  410. 'wp-admin/images/gray-grad.png',
  411. 'wp-admin/images/loading-publish.gif',
  412. 'wp-admin/images/logo-ghost.png',
  413. 'wp-admin/images/logo.gif',
  414. 'wp-admin/images/menu-arrow-frame-rtl.png',
  415. 'wp-admin/images/menu-arrow-frame.png',
  416. 'wp-admin/images/menu-arrows.gif',
  417. 'wp-admin/images/menu-bits-rtl-vs.gif',
  418. 'wp-admin/images/menu-bits-rtl.gif',
  419. 'wp-admin/images/menu-bits-vs.gif',
  420. 'wp-admin/images/menu-bits.gif',
  421. 'wp-admin/images/menu-dark-rtl-vs.gif',
  422. 'wp-admin/images/menu-dark-rtl.gif',
  423. 'wp-admin/images/menu-dark-vs.gif',
  424. 'wp-admin/images/menu-dark.gif',
  425. 'wp-admin/images/required.gif',
  426. 'wp-admin/images/screen-options-toggle-vs.gif',
  427. 'wp-admin/images/screen-options-toggle.gif',
  428. 'wp-admin/images/toggle-arrow-rtl.gif',
  429. 'wp-admin/images/toggle-arrow.gif',
  430. 'wp-admin/images/upload-classic.png',
  431. 'wp-admin/images/upload-fresh.png',
  432. 'wp-admin/images/white-grad-active.png',
  433. 'wp-admin/images/white-grad.png',
  434. 'wp-admin/images/widgets-arrow-vs.gif',
  435. 'wp-admin/images/widgets-arrow.gif',
  436. 'wp-admin/images/wpspin_dark.gif',
  437. 'wp-includes/images/upload.png',
  438. 'wp-includes/js/prototype.js',
  439. 'wp-includes/js/scriptaculous',
  440. 'wp-admin/css/wp-admin-rtl.dev.css',
  441. 'wp-admin/css/wp-admin.dev.css',
  442. 'wp-admin/css/media-rtl.dev.css',
  443. 'wp-admin/css/media.dev.css',
  444. 'wp-admin/css/colors-classic.dev.css',
  445. 'wp-admin/css/customize-controls-rtl.dev.css',
  446. 'wp-admin/css/customize-controls.dev.css',
  447. 'wp-admin/css/ie-rtl.dev.css',
  448. 'wp-admin/css/ie.dev.css',
  449. 'wp-admin/css/install.dev.css',
  450. 'wp-admin/css/colors-fresh.dev.css',
  451. 'wp-includes/js/customize-base.dev.js',
  452. 'wp-includes/js/json2.dev.js',
  453. 'wp-includes/js/comment-reply.dev.js',
  454. 'wp-includes/js/customize-preview.dev.js',
  455. 'wp-includes/js/wplink.dev.js',
  456. 'wp-includes/js/tw-sack.dev.js',
  457. 'wp-includes/js/wp-list-revisions.dev.js',
  458. 'wp-includes/js/autosave.dev.js',
  459. 'wp-includes/js/admin-bar.dev.js',
  460. 'wp-includes/js/quicktags.dev.js',
  461. 'wp-includes/js/wp-ajax-response.dev.js',
  462. 'wp-includes/js/wp-pointer.dev.js',
  463. 'wp-includes/js/hoverIntent.dev.js',
  464. 'wp-includes/js/colorpicker.dev.js',
  465. 'wp-includes/js/wp-lists.dev.js',
  466. 'wp-includes/js/customize-loader.dev.js',
  467. 'wp-includes/js/jquery/jquery.table-hotkeys.dev.js',
  468. 'wp-includes/js/jquery/jquery.color.dev.js',
  469. 'wp-includes/js/jquery/jquery.color.js',
  470. 'wp-includes/js/jquery/jquery.hotkeys.dev.js',
  471. 'wp-includes/js/jquery/jquery.form.dev.js',
  472. 'wp-includes/js/jquery/suggest.dev.js',
  473. 'wp-admin/js/xfn.dev.js',
  474. 'wp-admin/js/set-post-thumbnail.dev.js',
  475. 'wp-admin/js/comment.dev.js',
  476. 'wp-admin/js/theme.dev.js',
  477. 'wp-admin/js/cat.dev.js',
  478. 'wp-admin/js/password-strength-meter.dev.js',
  479. 'wp-admin/js/user-profile.dev.js',
  480. 'wp-admin/js/theme-preview.dev.js',
  481. 'wp-admin/js/post.dev.js',
  482. 'wp-admin/js/media-upload.dev.js',
  483. 'wp-admin/js/word-count.dev.js',
  484. 'wp-admin/js/plugin-install.dev.js',
  485. 'wp-admin/js/edit-comments.dev.js',
  486. 'wp-admin/js/media-gallery.dev.js',
  487. 'wp-admin/js/custom-fields.dev.js',
  488. 'wp-admin/js/custom-background.dev.js',
  489. 'wp-admin/js/common.dev.js',
  490. 'wp-admin/js/inline-edit-tax.dev.js',
  491. 'wp-admin/js/gallery.dev.js',
  492. 'wp-admin/js/utils.dev.js',
  493. 'wp-admin/js/widgets.dev.js',
  494. 'wp-admin/js/wp-fullscreen.dev.js',
  495. 'wp-admin/js/nav-menu.dev.js',
  496. 'wp-admin/js/dashboard.dev.js',
  497. 'wp-admin/js/link.dev.js',
  498. 'wp-admin/js/user-suggest.dev.js',
  499. 'wp-admin/js/postbox.dev.js',
  500. 'wp-admin/js/tags.dev.js',
  501. 'wp-admin/js/image-edit.dev.js',
  502. 'wp-admin/js/media.dev.js',
  503. 'wp-admin/js/customize-controls.dev.js',
  504. 'wp-admin/js/inline-edit-post.dev.js',
  505. 'wp-admin/js/categories.dev.js',
  506. 'wp-admin/js/editor.dev.js',
  507. 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.dev.js',
  508. 'wp-includes/js/tinymce/plugins/wpdialogs/js/popup.dev.js',
  509. 'wp-includes/js/tinymce/plugins/wpdialogs/js/wpdialog.dev.js',
  510. 'wp-includes/js/plupload/handlers.dev.js',
  511. 'wp-includes/js/plupload/wp-plupload.dev.js',
  512. 'wp-includes/js/swfupload/handlers.dev.js',
  513. 'wp-includes/js/jcrop/jquery.Jcrop.dev.js',
  514. 'wp-includes/js/jcrop/jquery.Jcrop.js',
  515. 'wp-includes/js/jcrop/jquery.Jcrop.css',
  516. 'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js',
  517. 'wp-includes/css/wp-pointer.dev.css',
  518. 'wp-includes/css/editor.dev.css',
  519. 'wp-includes/css/jquery-ui-dialog.dev.css',
  520. 'wp-includes/css/admin-bar-rtl.dev.css',
  521. 'wp-includes/css/admin-bar.dev.css',
  522. 'wp-includes/js/jquery/ui/jquery.effects.clip.min.js',
  523. 'wp-includes/js/jquery/ui/jquery.effects.scale.min.js',
  524. 'wp-includes/js/jquery/ui/jquery.effects.blind.min.js',
  525. 'wp-includes/js/jquery/ui/jquery.effects.core.min.js',
  526. 'wp-includes/js/jquery/ui/jquery.effects.shake.min.js',
  527. 'wp-includes/js/jquery/ui/jquery.effects.fade.min.js',
  528. 'wp-includes/js/jquery/ui/jquery.effects.explode.min.js',
  529. 'wp-includes/js/jquery/ui/jquery.effects.slide.min.js',
  530. 'wp-includes/js/jquery/ui/jquery.effects.drop.min.js',
  531. 'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js',
  532. 'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js',
  533. 'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js',
  534. 'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js',
  535. 'wp-includes/js/jquery/ui/jquery.effects.fold.min.js',
  536. 'wp-admin/images/screenshots/captions-1.png',
  537. 'wp-admin/images/screenshots/captions-2.png',
  538. 'wp-admin/images/screenshots/flex-header-1.png',
  539. 'wp-admin/images/screenshots/flex-header-2.png',
  540. 'wp-admin/images/screenshots/flex-header-3.png',
  541. 'wp-admin/images/screenshots/flex-header-media-library.png',
  542. 'wp-admin/images/screenshots/theme-customizer.png',
  543. 'wp-admin/images/screenshots/twitter-embed-1.png',
  544. 'wp-admin/images/screenshots/twitter-embed-2.png',
  545. 'wp-admin/js/utils.js',
  546. 'wp-admin/options-privacy.php',
  547. 'wp-app.php',
  548. 'wp-includes/class-wp-atom-server.php',
  549. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/ui.css',
  550. // 3.5.2
  551. 'wp-includes/js/swfupload/swfupload-all.js',
  552. // 3.6
  553. 'wp-admin/js/revisions-js.php',
  554. 'wp-admin/images/screenshots',
  555. 'wp-admin/js/categories.js',
  556. 'wp-admin/js/categories.min.js',
  557. 'wp-admin/js/custom-fields.js',
  558. 'wp-admin/js/custom-fields.min.js',
  559. // 3.7
  560. 'wp-admin/js/cat.js',
  561. 'wp-admin/js/cat.min.js',
  562. 'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.min.js',
  563. // 3.8
  564. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/page_bug.gif',
  565. 'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/more_bug.gif',
  566. 'wp-includes/js/thickbox/tb-close-2x.png',
  567. 'wp-includes/js/thickbox/tb-close.png',
  568. 'wp-includes/images/wpmini-blue-2x.png',
  569. 'wp-includes/images/wpmini-blue.png',
  570. 'wp-admin/css/colors-fresh.css',
  571. 'wp-admin/css/colors-classic.css',
  572. 'wp-admin/css/colors-fresh.min.css',
  573. 'wp-admin/css/colors-classic.min.css',
  574. 'wp-admin/js/about.min.js',
  575. 'wp-admin/js/about.js',
  576. 'wp-admin/images/arrows-dark-vs-2x.png',
  577. 'wp-admin/images/wp-logo-vs.png',
  578. 'wp-admin/images/arrows-dark-vs.png',
  579. 'wp-admin/images/wp-logo.png',
  580. 'wp-admin/images/arrows-pr.png',
  581. 'wp-admin/images/arrows-dark.png',
  582. 'wp-admin/images/press-this.png',
  583. 'wp-admin/images/press-this-2x.png',
  584. 'wp-admin/images/arrows-vs-2x.png',
  585. 'wp-admin/images/welcome-icons.png',
  586. 'wp-admin/images/wp-logo-2x.png',
  587. 'wp-admin/images/stars-rtl-2x.png',
  588. 'wp-admin/images/arrows-dark-2x.png',
  589. 'wp-admin/images/arrows-pr-2x.png',
  590. 'wp-admin/images/menu-shadow-rtl.png',
  591. 'wp-admin/images/arrows-vs.png',
  592. 'wp-admin/images/about-search-2x.png',
  593. 'wp-admin/images/bubble_bg-rtl-2x.gif',
  594. 'wp-admin/images/wp-badge-2x.png',
  595. 'wp-admin/images/wordpress-logo-2x.png',
  596. 'wp-admin/images/bubble_bg-rtl.gif',
  597. 'wp-admin/images/wp-badge.png',
  598. 'wp-admin/images/menu-shadow.png',
  599. 'wp-admin/images/about-globe-2x.png',
  600. 'wp-admin/images/welcome-icons-2x.png',
  601. 'wp-admin/images/stars-rtl.png',
  602. 'wp-admin/images/wp-logo-vs-2x.png',
  603. 'wp-admin/images/about-updates-2x.png',
  604. );
  605. /**
  606. * Stores new files in wp-content to copy
  607. *
  608. * The contents of this array indicate any new bundled plugins/themes which
  609. * should be installed with the WordPress Upgrade. These items will not be
  610. * re-installed in future upgrades, this behaviour is controlled by the
  611. * introduced version present here being older than the current installed version.
  612. *
  613. * The content of this array should follow the following format:
  614. * Filename (relative to wp-content) => Introduced version
  615. * Directories should be noted by suffixing it with a trailing slash (/)
  616. *
  617. * @since 3.2.0
  618. * @global array $_new_bundled_files
  619. * @var array
  620. * @name $_new_bundled_files
  621. */
  622. global $_new_bundled_files;
  623. $_new_bundled_files = array(
  624. 'plugins/akismet/' => '2.0',
  625. 'themes/twentyten/' => '3.0',
  626. 'themes/twentyeleven/' => '3.2',
  627. 'themes/twentytwelve/' => '3.5',
  628. 'themes/twentythirteen/' => '3.6',
  629. 'themes/twentyfourteen/' => '3.8',
  630. );
  631. /**
  632. * Upgrade the core of WordPress.
  633. *
  634. * This will create a .maintenance file at the base of the WordPress directory
  635. * to ensure that people can not access the web site, when the files are being
  636. * copied to their locations.
  637. *
  638. * The files in the {@link $_old_files} list will be removed and the new files
  639. * copied from the zip file after the database is upgraded.
  640. *
  641. * The files in the {@link $_new_bundled_files} list will be added to the installation
  642. * if the version is greater than or equal to the old version being upgraded.
  643. *
  644. * The steps for the upgrader for after the new release is downloaded and
  645. * unzipped is:
  646. * 1. Test unzipped location for select files to ensure that unzipped worked.
  647. * 2. Create the .maintenance file in current WordPress base.
  648. * 3. Copy new WordPress directory over old WordPress files.
  649. * 4. Upgrade WordPress to new version.
  650. * 4.1. Copy all files/folders other than wp-content
  651. * 4.2. Copy any language files to WP_LANG_DIR (which may differ from WP_CONTENT_DIR
  652. * 4.3. Copy any new bundled themes/plugins to their respective locations
  653. * 5. Delete new WordPress directory path.
  654. * 6. Delete .maintenance file.
  655. * 7. Remove old files.
  656. * 8. Delete 'update_core' option.
  657. *
  658. * There are several areas of failure. For instance if PHP times out before step
  659. * 6, then you will not be able to access any portion of your site. Also, since
  660. * the upgrade will not continue where it left off, you will not be able to
  661. * automatically remove old files and remove the 'update_core' option. This
  662. * isn't that bad.
  663. *
  664. * If the copy of the new WordPress over the old fails, then the worse is that
  665. * the new WordPress directory will remain.
  666. *
  667. * If it is assumed that every file will be copied over, including plugins and
  668. * themes, then if you edit the default theme, you should rename it, so that
  669. * your changes remain.
  670. *
  671. * @since 2.7.0
  672. *
  673. * @param string $from New release unzipped path.
  674. * @param string $to Path to old WordPress installation.
  675. * @return WP_Error|null WP_Error on failure, null on success.
  676. */
  677. function update_core($from, $to) {
  678. global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb;
  679. @set_time_limit( 300 );
  680. // Sanity check the unzipped distribution
  681. apply_filters( 'update_feedback', __('Verifying the unpacked files&#8230;') );
  682. $distro = '';
  683. $roots = array( '/wordpress/', '/wordpress-mu/' );
  684. foreach ( $roots as $root ) {
  685. if ( $wp_filesystem->exists( $from . $root . 'readme.html' ) && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' ) ) {
  686. $distro = $root;
  687. break;
  688. }
  689. }
  690. if ( ! $distro ) {
  691. $wp_filesystem->delete( $from, true );
  692. return new WP_Error( 'insane_distro', __('The update could not be unpacked') );
  693. }
  694. // Import $wp_version, $required_php_version, and $required_mysql_version from the new version
  695. // $wp_filesystem->wp_content_dir() returned unslashed pre-2.8
  696. $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
  697. if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
  698. $wp_filesystem->delete( $from, true );
  699. 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' );
  700. }
  701. $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
  702. require( WP_CONTENT_DIR . '/upgrade/version-current.php' );
  703. $wp_filesystem->delete( $versions_file );
  704. $php_version = phpversion();
  705. $mysql_version = $wpdb->db_version();
  706. $old_wp_version = $GLOBALS['wp_version']; // The version of WordPress we're updating from
  707. $development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // a dash in the version indicates a Development release
  708. $php_compat = version_compare( $php_version, $required_php_version, '>=' );
  709. if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) )
  710. $mysql_compat = true;
  711. else
  712. $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
  713. if ( !$mysql_compat || !$php_compat )
  714. $wp_filesystem->delete($from, true);
  715. if ( !$mysql_compat && !$php_compat )
  716. return new WP_Error( 'php_mysql_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $wp_version, $required_php_version, $required_mysql_version, $php_version, $mysql_version ) );
  717. elseif ( !$php_compat )
  718. return new WP_Error( 'php_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.'), $wp_version, $required_php_version, $php_version ) );
  719. elseif ( !$mysql_compat )
  720. return new WP_Error( 'mysql_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.'), $wp_version, $required_mysql_version, $mysql_version ) );
  721. apply_filters( 'update_feedback', __( 'Preparing to install the latest version&#8230;' ) );
  722. // Don't copy wp-content, we'll deal with that below
  723. $skip = array( 'wp-content' );
  724. $check_is_writable = array();
  725. // Check to see which files don't really need updating - only available for 3.7 and higher
  726. if ( function_exists( 'get_core_checksums' ) ) {
  727. // Find the local version of the working directory
  728. $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro;
  729. $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' );
  730. if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) )
  731. $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2
  732. if ( is_array( $checksums ) ) {
  733. foreach( $checksums as $file => $checksum ) {
  734. if ( 'wp-content' == substr( $file, 0, 10 ) )
  735. continue;
  736. if ( ! file_exists( ABSPATH . $file ) )
  737. continue;
  738. if ( ! file_exists( $working_dir_local . $file ) )
  739. continue;
  740. if ( md5_file( ABSPATH . $file ) === $checksum )
  741. $skip[] = $file;
  742. else
  743. $check_is_writable[ $file ] = ABSPATH . $file;
  744. }
  745. }
  746. }
  747. // If we're using the direct method, we can predict write failures that are due to permissions.
  748. if ( $check_is_writable && 'direct' === $wp_filesystem->method ) {
  749. $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) );
  750. if ( $files_writable !== $check_is_writable ) {
  751. $files_not_writable = array_diff_key( $check_is_writable, $files_writable );
  752. foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) {
  753. // If the writable check failed, chmod file to 0644 and try again, same as copy_dir().
  754. $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE );
  755. if ( $wp_filesystem->is_writable( $file_not_writable ) )
  756. unset( $files_not_writable[ $relative_file_not_writable ] );
  757. }
  758. // Store package-relative paths (the key) of non-writable files in the WP_Error object.
  759. $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : '';
  760. if ( $files_not_writable )
  761. 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 ) );
  762. }
  763. }
  764. apply_filters( 'update_feedback', __( 'Enabling Maintenance mode&#8230;' ) );
  765. // Create maintenance file to signal that we are upgrading
  766. $maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
  767. $maintenance_file = $to . '.maintenance';
  768. $wp_filesystem->delete($maintenance_file);
  769. $wp_filesystem->put_contents($maintenance_file, $maintenance_string, FS_CHMOD_FILE);
  770. apply_filters( 'update_feedback', __( 'Copying the required files&#8230;' ) );
  771. // Copy new versions of WP files into place.
  772. $result = _copy_dir( $from . $distro, $to, $skip );
  773. if ( is_wp_error( $result ) )
  774. $result = new WP_Error( $result->get_error_code(), $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) );
  775. // Check to make sure everything copied correctly, ignoring the contents of wp-content
  776. $skip = array( 'wp-content' );
  777. $failed = array();
  778. if ( isset( $checksums ) && is_array( $checksums ) ) {
  779. foreach ( $checksums as $file => $checksum ) {
  780. if ( 'wp-content' == substr( $file, 0, 10 ) )
  781. continue;
  782. if ( ! file_exists( $working_dir_local . $file ) )
  783. continue;
  784. if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) == $checksum )
  785. $skip[] = $file;
  786. else
  787. $failed[] = $file;
  788. }
  789. }
  790. // Some files didn't copy properly
  791. if ( ! empty( $failed ) ) {
  792. $total_size = 0;
  793. foreach ( $failed as $file ) {
  794. if ( file_exists( $working_dir_local . $file ) )
  795. $total_size += filesize( $working_dir_local . $file );
  796. }
  797. // If we don't have enough free space, it isn't worth trying again.
  798. // Unlikely to be hit due to the check in unzip_file().
  799. $available_space = @disk_free_space( ABSPATH );
  800. if ( $available_space && $total_size >= $available_space ) {
  801. $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) );
  802. } else {
  803. $result = _copy_dir( $from . $distro, $to, $skip );
  804. if ( is_wp_error( $result ) )
  805. $result = new WP_Error( $result->get_error_code() . '_retry', $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) );
  806. }
  807. }
  808. // Custom Content Directory needs updating now.
  809. // Copy Languages
  810. if ( !is_wp_error($result) && $wp_filesystem->is_dir($from . $distro . 'wp-content/languages') ) {
  811. if ( WP_LANG_DIR != ABSPATH . WPINC . '/languages' || @is_dir(WP_LANG_DIR) )
  812. $lang_dir = WP_LANG_DIR;
  813. else
  814. $lang_dir = WP_CONTENT_DIR . '/languages';
  815. if ( !@is_dir($lang_dir) && 0 === strpos($lang_dir, ABSPATH) ) { // Check the language directory exists first
  816. $wp_filesystem->mkdir($to . str_replace(ABSPATH, '', $lang_dir), FS_CHMOD_DIR); // If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
  817. clearstatcache(); // for FTP, Need to clear the stat cache
  818. }
  819. if ( @is_dir($lang_dir) ) {
  820. $wp_lang_dir = $wp_filesystem->find_folder($lang_dir);
  821. if ( $wp_lang_dir ) {
  822. $result = copy_dir($from . $distro . 'wp-content/languages/', $wp_lang_dir);
  823. if ( is_wp_error( $result ) )
  824. $result = new WP_Error( $result->get_error_code() . '_languages', $result->get_error_message(), substr( $result->get_error_data(), strlen( $wp_lang_dir ) ) );
  825. }
  826. }
  827. }
  828. apply_filters( 'update_feedback', __( 'Disabling Maintenance mode&#8230;' ) );
  829. // Remove maintenance file, we're done with potential site-breaking changes
  830. $wp_filesystem->delete( $maintenance_file );
  831. // 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users, preventing installation of Twenty Twelve.
  832. if ( '3.5' == $old_wp_version ) {
  833. if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' ) && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' ) ) {
  834. $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' );
  835. }
  836. }
  837. // Copy New bundled plugins & themes
  838. // This gives us the ability to install new plugins & themes bundled with future versions of WordPress whilst avoiding the re-install upon upgrade issue.
  839. // $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated
  840. if ( !is_wp_error($result) && ( ! defined('CORE_UPGRADE_SKIP_NEW_BUNDLED') || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) {
  841. foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
  842. // If a $development_build or if $introduced version is greater than what the site was previously running
  843. if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) {
  844. $directory = ('/' == $file[ strlen($file)-1 ]);
  845. list($type, $filename) = explode('/', $file, 2);
  846. // Check to see if the bundled items exist before attempting to copy them
  847. if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) )
  848. continue;
  849. if ( 'plugins' == $type )
  850. $dest = $wp_filesystem->wp_plugins_dir();
  851. elseif ( 'themes' == $type )
  852. $dest = trailingslashit($wp_filesystem->wp_themes_dir()); // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2
  853. else
  854. continue;
  855. if ( ! $directory ) {
  856. if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) )
  857. continue;
  858. if ( ! $wp_filesystem->copy($from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE) )
  859. $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename );
  860. } else {
  861. if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) )
  862. continue;
  863. $wp_filesystem->mkdir($dest . $filename, FS_CHMOD_DIR);
  864. $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename);
  865. // If a error occurs partway through this final step, keep the error flowing through, but keep process going.
  866. if ( is_wp_error( $_result ) ) {
  867. if ( ! is_wp_error( $result ) )
  868. $result = new WP_Error;
  869. $result->add( $_result->get_error_code() . "_$type", $_result->get_error_message(), substr( $_result->get_error_data(), strlen( $dest ) ) );
  870. }
  871. }
  872. }
  873. } //end foreach
  874. }
  875. // Handle $result error from the above blocks
  876. if ( is_wp_error($result) ) {
  877. $wp_filesystem->delete($from, true);
  878. return $result;
  879. }
  880. // Remove old files
  881. foreach ( $_old_files as $old_file ) {
  882. $old_file = $to . $old_file;
  883. if ( !$wp_filesystem->exists($old_file) )
  884. continue;
  885. $wp_filesystem->delete($old_file, true);
  886. }
  887. // Upgrade DB with separate request
  888. apply_filters('update_feedback', __('Upgrading database&#8230;'));
  889. $db_upgrade_url = admin_url('upgrade.php?step=upgrade_db');
  890. wp_remote_post($db_upgrade_url, array('timeout' => 60));
  891. // Clear the cache to prevent an update_option() from saving a stale db_version to the cache
  892. wp_cache_flush();
  893. // (Not all cache backends listen to 'flush')
  894. wp_cache_delete( 'alloptions', 'options' );
  895. // Remove working directory
  896. $wp_filesystem->delete($from, true);
  897. // Force refresh of update information
  898. if ( function_exists('delete_site_transient') )
  899. delete_site_transient('update_core');
  900. else
  901. delete_option('update_core');
  902. // If we made it this far:
  903. do_action( '_core_updated_successfully', $wp_version );
  904. // Clear the option that blocks auto updates after failures, now that we've been successful.
  905. if ( function_exists( 'delete_site_option' ) )
  906. delete_site_option( 'auto_core_update_failed' );
  907. return $wp_version;
  908. }
  909. /**
  910. * Copies a directory from one location to another via the WordPress Filesystem Abstraction.
  911. * Assumes that WP_Filesystem() has already been called and setup.
  912. *
  913. * This is a temporary function for the 3.1 -> 3.2 upgrade, as well as for those upgrading to
  914. * 3.7+
  915. *
  916. * @ignore
  917. * @since 3.2.0
  918. * @since 3.7.0 Updated not to use a regular expression for the skip list
  919. * @see copy_dir()
  920. *
  921. * @param string $from source directory
  922. * @param string $to destination directory
  923. * @param array $skip_list a list of files/folders to skip copying
  924. * @return mixed WP_Error on failure, True on success.
  925. */
  926. function _copy_dir($from, $to, $skip_list = array() ) {
  927. global $wp_filesystem;
  928. $dirlist = $wp_filesystem->dirlist($from);
  929. $from = trailingslashit($from);
  930. $to = trailingslashit($to);
  931. foreach ( (array) $dirlist as $filename => $fileinfo ) {
  932. if ( in_array( $filename, $skip_list ) )
  933. continue;
  934. if ( 'f' == $fileinfo['type'] ) {
  935. if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) ) {
  936. // If copy failed, chmod file to 0644 and try again.
  937. $wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE );
  938. if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) )
  939. return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename );
  940. }
  941. } elseif ( 'd' == $fileinfo['type'] ) {
  942. if ( !$wp_filesystem->is_dir($to . $filename) ) {
  943. if ( !$wp_filesystem->mkdir($to . $filename, FS_CHMOD_DIR) )
  944. return new WP_Error( 'mkdir_failed__copy_dir', __( 'Could not create directory.' ), $to . $filename );
  945. }
  946. // generate the $sub_skip_list for the subdirectory as a sub-set of the existing $skip_list
  947. $sub_skip_list = array();
  948. foreach ( $skip_list as $skip_item ) {
  949. if ( 0 === strpos( $skip_item, $filename . '/' ) )
  950. $sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item );
  951. }
  952. $result = _copy_dir($from . $filename, $to . $filename, $sub_skip_list);
  953. if ( is_wp_error($result) )
  954. return $result;
  955. }
  956. }
  957. return true;
  958. }
  959. /**
  960. * Redirect to the About WordPress page after a successful upgrade.
  961. *
  962. * This function is only needed when the existing install is older than 3.4.0.
  963. *
  964. * @since 3.3.0
  965. *
  966. */
  967. function _redirect_to_about_wordpress( $new_version ) {
  968. global $wp_version, $pagenow, $action;
  969. if ( version_compare( $wp_version, '3.4-RC1', '>=' ) )
  970. return;
  971. // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts.
  972. if ( 'update-core.php' != $pagenow )
  973. return;
  974. if ( 'do-core-upgrade' != $action && 'do-core-reinstall' != $action )
  975. return;
  976. // Load the updated default text localization domain for new strings
  977. load_default_textdomain();
  978. // See do_core_upgrade()
  979. show_message( __('WordPress updated successfully') );
  980. // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional.
  981. show_message( '<span class="hide-if-no-js">' . sprintf( __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ), $new_version, 'about.php?updated' ) . '</span>' );
  982. show_message( '<span class="hide-if-js">' . sprintf( __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ), $new_version, 'about.php?updated' ) . '</span>' );
  983. echo '</div>';
  984. ?>
  985. <script type="text/javascript">
  986. window.location = 'about.php?updated';
  987. </script>
  988. <?php
  989. // Include admin-footer.php and exit
  990. include(ABSPATH . 'wp-admin/admin-footer.php');
  991. exit();
  992. }
  993. add_action( '_core_updated_successfully', '_redirect_to_about_wordpress' );