]> scripts.mit.edu Git - autoinstalls/wordpress.git/blobdiff - wp-admin/includes/update-core.php
Wordpress 3.2
[autoinstalls/wordpress.git] / wp-admin / includes / update-core.php
index 2e4781b2fe9a0efdbdd49685ed8bbdb374089083..6fa2ef04e204762af8c8f73720992597b2d48966 100644 (file)
@@ -55,6 +55,12 @@ $_old_files = array(
 'wp-admin/js/link-cat.js',
 'wp-admin/js/forms.js',
 'wp-admin/js/upload.js',
+'wp-admin/js/set-post-thumbnail-handler.js',
+'wp-admin/js/set-post-thumbnail-handler.dev.js',
+'wp-admin/js/page.js',
+'wp-admin/js/page.dev.js',
+'wp-admin/js/slug.js',
+'wp-admin/js/slug.dev.js',
 'wp-admin/profile-update.php',
 'wp-admin/templates.php',
 'wp-includes/images/audio.png',
@@ -126,6 +132,8 @@ $_old_files = array(
 'wp-admin/edit-form-ajax-cat.php',
 'wp-admin/execute-pings.php',
 'wp-admin/import/b2.php',
+'wp-admin/import/btt.php',
+'wp-admin/import/jkw.php',
 'wp-admin/inline-uploading.php',
 'wp-admin/link-categories.php',
 'wp-admin/list-manipulation.js',
@@ -162,10 +170,115 @@ $_old_files = array(
 'wp-images/wp-small.png',
 'wp-images/wpminilogo.png',
 'wp.php',
-'wp-content/themes/default/attachment.php',
-'wp-content/themes/default/images/kubrickbg.jpg',
-'wp-content/plugins/markdown.php',
-'wp-content/plugins/textile1.php',
+'wp-includes/gettext.php',
+'wp-includes/streams.php',
+// MU
+'wp-admin/wpmu-admin.php',
+'wp-admin/wpmu-blogs.php',
+'wp-admin/wpmu-edit.php',
+'wp-admin/wpmu-options.php',
+'wp-admin/wpmu-themes.php',
+'wp-admin/wpmu-upgrade-site.php',
+'wp-admin/wpmu-users.php',
+'wp-includes/wpmu-default-filters.php',
+'wp-includes/wpmu-functions.php',
+'wpmu-settings.php',
+'index-install.php',
+'README.txt',
+'htaccess.dist',
+'wp-admin/css/mu-rtl.css',
+'wp-admin/css/mu.css',
+'wp-admin/images/site-admin.png',
+'wp-admin/includes/mu.php',
+'wp-includes/images/wordpress-mu.png',
+// 3.0
+'wp-admin/categories.php',
+'wp-admin/edit-category-form.php',
+'wp-admin/edit-page-form.php',
+'wp-admin/edit-pages.php',
+'wp-admin/images/wp-logo.gif',
+'wp-admin/js/wp-gears.dev.js',
+'wp-admin/js/wp-gears.js',
+'wp-admin/options-misc.php',
+'wp-admin/page-new.php',
+'wp-admin/page.php',
+'wp-admin/rtl.css',
+'wp-admin/rtl.dev.css',
+'wp-admin/update-links.php',
+'wp-admin/wp-admin.css',
+'wp-admin/wp-admin.dev.css',
+'wp-includes/js/codepress',
+'wp-includes/js/jquery/autocomplete.dev.js',
+'wp-includes/js/jquery/interface.js',
+'wp-includes/js/jquery/autocomplete.js',
+'wp-includes/js/scriptaculous/prototype.js',
+'wp-includes/js/tinymce/wp-tinymce.js',
+'wp-admin/import',
+'wp-admin/images/ico-edit.png',
+'wp-admin/images/fav-top.png',
+'wp-admin/images/ico-close.png',
+'wp-admin/images/admin-header-footer.png',
+'wp-admin/images/screen-options-left.gif',
+'wp-admin/images/ico-add.png',
+'wp-admin/images/browse-happy.gif',
+'wp-admin/images/ico-viewpage.png',
+// 3.1
+'wp-includes/js/tinymce/blank.htm',
+'wp-includes/js/tinymce/plugins/safari',
+'wp-admin/edit-link-categories.php',
+'wp-admin/edit-post-rows.php',
+'wp-admin/edit-attachment-rows.php',
+'wp-admin/link-category.php',
+'wp-admin/edit-link-category-form.php',
+'wp-admin/sidebar.php',
+'wp-admin/images/list-vs.png',
+'wp-admin/images/button-grad-vs.png',
+'wp-admin/images/button-grad-active-vs.png',
+'wp-admin/images/fav-arrow-vs.gif',
+'wp-admin/images/fav-arrow-vs-rtl.gif',
+'wp-admin/images/fav-top-vs.gif',
+'wp-admin/images/screen-options-right.gif',
+'wp-admin/images/screen-options-right-up.gif',
+'wp-admin/images/visit-site-button-grad-vs.gif',
+'wp-admin/images/visit-site-button-grad.gif',
+'wp-includes/classes.php',
+// 3.2
+'wp-includes/default-embeds.php',
+'wp-includes/class-json.php',
+'wp-includes/js/tinymce/plugins/wordpress/img/more.gif',
+'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif',
+'wp-includes/js/tinymce/plugins/wordpress/img/help.gif',
+'wp-includes/js/tinymce/themes/advanced/img/fm.gif',
+'wp-includes/js/tinymce/themes/advanced/img/sflogo.png',
+'wp-admin/js/list-table.js',
+'wp-admin/js/list-table.dev.js',
+'wp-admin/images/logo-login.gif',
+'wp-admin/images/star.gif'
+);
+
+/**
+ * Stores new files in wp-content to copy
+ *
+ * The contents of this array indicate any new bundled plugins/themes which
+ * should be installed with the WordPress Upgrade. These items will not be
+ * re-installed in future upgrades, this behaviour is controlled by the
+ * introduced version present here being older than the current installed version.
+ *
+ * The content of this array should follow the following format:
+ *  Filename (relative to wp-content) => Introduced version
+ * Directories should be noted by suffixing it with a trailing slash (/)
+ *
+ * @since 3.2.0
+ * @global array $_new_bundled_files
+ * @var array
+ * @name $_new_bundled_files
+ */
+global $_new_bundled_files;
+
+$_new_bundled_files = array(
+'plugins/akismet/' => '2.0',
+'themes/twentyten/' => '3.0',
+'themes/twentyeleven/' => '3.2'
 );
 
 /**
@@ -178,12 +291,18 @@ $_old_files = array(
  * The files in the {@link $_old_files} list will be removed and the new files
  * copied from the zip file after the database is upgraded.
  *
+ * The files in the {@link $_new_bundled_files} list will be added to the installation
+ * if the version is greater than or equal to the old version being upgraded.
+ *
  * The steps for the upgrader for after the new release is downloaded and
  * unzipped is:
  *   1. Test unzipped location for select files to ensure that unzipped worked.
  *   2. Create the .maintenance file in current WordPress base.
  *   3. Copy new WordPress directory over old WordPress files.
  *   4. Upgrade WordPress to new version.
+ *     4.1. Copy all files/folders other than wp-content
+ *     4.2. Copy any language files to WP_LANG_DIR (which may differ from WP_CONTENT_DIR
+ *     4.3. Copy any new bundled themes/plugins to their respective locations
  *   5. Delete new WordPress directory path.
  *   6. Delete .maintenance file.
  *   7. Remove old files.
@@ -209,19 +328,44 @@ $_old_files = array(
  * @return WP_Error|null WP_Error on failure, null on success.
  */
 function update_core($from, $to) {
-       global $wp_filesystem, $_old_files;
+       global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb;
 
        @set_time_limit( 300 );
 
+       $php_version    = phpversion();
+       $mysql_version  = $wpdb->db_version();
+       $required_php_version = '5.2.4';
+       $required_mysql_version = '5.0';
+       $wp_version = '3.2';
+       $php_compat     = version_compare( $php_version, $required_php_version, '>=' );
+       $mysql_compat   = version_compare( $mysql_version, $required_mysql_version, '>=' ) || file_exists( WP_CONTENT_DIR . '/db.php' );
+
+       if ( !$mysql_compat || !$php_compat )
+               $wp_filesystem->delete($from, true);
+
+       if ( !$mysql_compat && !$php_compat )
+               return new WP_Error( 'php_mysql_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $wp_version, $required_php_version, $required_mysql_version, $php_version, $mysql_version ) );
+       elseif ( !$php_compat )
+               return new WP_Error( 'php_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.'), $wp_version, $required_php_version, $php_version ) );
+       elseif ( !$mysql_compat )
+               return new WP_Error( 'mysql_not_compatible', sprintf( __('The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.'), $wp_version, $required_mysql_version, $mysql_version ) );
+
        // Sanity check the unzipped distribution
-       apply_filters('update_feedback', __('Verifying the unpacked files'));
-       if ( !$wp_filesystem->exists($from . '/wordpress/wp-settings.php') || !$wp_filesystem->exists($from . '/wordpress/wp-admin/admin.php') ||
-               !$wp_filesystem->exists($from . '/wordpress/wp-includes/functions.php') ) {
+       apply_filters('update_feedback', __('Verifying the unpacked files…'));
+       $distro = '';
+       $roots = array( '/wordpress/', '/wordpress-mu/' );
+       foreach( $roots as $root ) {
+               if ( $wp_filesystem->exists($from . $root . 'readme.html') && $wp_filesystem->exists($from . $root . 'wp-includes/version.php') ) {
+                       $distro = $root;
+                       break;
+               }
+       }
+       if ( !$distro ) {
                $wp_filesystem->delete($from, true);
                return new WP_Error('insane_distro', __('The update could not be unpacked') );
        }
 
-       apply_filters('update_feedback', __('Installing the latest version'));
+       apply_filters('update_feedback', __('Installing the latest version…'));
 
        // Create maintenance file to signal that we are upgrading
        $maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
@@ -230,10 +374,68 @@ function update_core($from, $to) {
        $wp_filesystem->put_contents($maintenance_file, $maintenance_string, FS_CHMOD_FILE);
 
        // Copy new versions of WP files into place.
-       $result = copy_dir($from . '/wordpress', $to);
+       $result = _copy_dir($from . $distro, $to, array('wp-content') );
+
+       // Custom Content Directory needs updating now.
+       // Copy Languages
+       if ( !is_wp_error($result) && $wp_filesystem->is_dir($from . $distro . 'wp-content/languages') ) {
+               if ( WP_LANG_DIR != ABSPATH . WPINC . '/languages' || @is_dir(WP_LANG_DIR) )
+                       $lang_dir = WP_LANG_DIR;
+               else
+                       $lang_dir = WP_CONTENT_DIR . '/languages';
+
+               if ( !@is_dir($lang_dir) && 0 === strpos($lang_dir, ABSPATH) ) { // Check the language directory exists first
+                       $wp_filesystem->mkdir($to . str_replace($lang_dir, ABSPATH, ''), FS_CHMOD_DIR); // If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
+                       clearstatcache(); // for FTP, Need to clear the stat cache
+               }
+
+               if ( @is_dir($lang_dir) ) {
+                       $wp_lang_dir = $wp_filesystem->find_folder($lang_dir);
+                       if ( $wp_lang_dir )
+                               $result = copy_dir($from . $distro . 'wp-content/languages/', $wp_lang_dir);
+               }
+       }
+
+       // Copy New bundled plugins & themes
+       // This gives us the ability to install new plugins & themes bundled with future versions of WordPress whilst avoiding the re-install upon upgrade issue.
+       if ( !is_wp_error($result) && ( ! defined('CORE_UPGRADE_SKIP_NEW_BUNDLED') || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) {
+               $old_version = $GLOBALS['wp_version']; // $wp_version in local scope == new version
+               foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
+                       // If $introduced version is greater than what the site was previously running
+                       if ( version_compare($introduced_version, $old_version, '>') ) {
+                               $directory = ('/' == $file[ strlen($file)-1 ]);
+                               list($type, $filename) = explode('/', $file, 2);
+
+                               if ( 'plugins' == $type )
+                                       $dest = $wp_filesystem->wp_plugins_dir();
+                               elseif ( 'themes' == $type )
+                                       $dest = trailingslashit($wp_filesystem->wp_themes_dir()); // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2
+                               else
+                                       continue;
+
+                               if ( ! $directory ) {
+                                       if ( $wp_filesystem->exists($dest . $filename) )
+                                               continue;
+
+                                       if ( ! $wp_filesystem->copy($from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE) )
+                                               $result = new WP_Error('copy_failed', __('Could not copy file.'), $dest . $filename);
+                               } else {
+                                       if ( $wp_filesystem->is_dir($dest . $filename) )
+                                               continue;
+
+                                       $wp_filesystem->mkdir($dest . $filename, FS_CHMOD_DIR);
+                                       $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename);
+                                       if ( is_wp_error($_result) ) //If a error occurs partway through this final step, keep the error flowing through, but keep process going.
+                                               $result = $_result;
+                               }
+                       }
+               } //end foreach
+       }
+
+       // Handle $result error from the above blocks
        if ( is_wp_error($result) ) {
                $wp_filesystem->delete($maintenance_file);
-               //$wp_filesystem->delete($working_dir, true); //TODO: Uncomment? This DOES mean that the new files are available in the upgrade folder if it fails.
+               $wp_filesystem->delete($from, true);
                return $result;
        }
 
@@ -246,7 +448,7 @@ function update_core($from, $to) {
        }
 
        // Upgrade DB with separate request
-       apply_filters('update_feedback', __('Upgrading database'));
+       apply_filters('update_feedback', __('Upgrading database&#8230;'));
        $db_upgrade_url = admin_url('upgrade.php?step=upgrade_db');
        wp_remote_post($db_upgrade_url, array('timeout' => 60));
 
@@ -254,10 +456,68 @@ function update_core($from, $to) {
        $wp_filesystem->delete($from, true);
 
        // Force refresh of update information
-       delete_option('update_core');
+       if ( function_exists('delete_site_transient') )
+               delete_site_transient('update_core');
+       else
+               delete_option('update_core');
 
        // Remove maintenance file, we're done.
        $wp_filesystem->delete($maintenance_file);
 }
 
+/**
+ * Copies a directory from one location to another via the WordPress Filesystem Abstraction.
+ * Assumes that WP_Filesystem() has already been called and setup.
+ *
+ * This is a temporary function for the 3.1 -> 3.2 upgrade only and will be removed in 3.3
+ *
+ * @ignore
+ * @since 3.2.0
+ * @see copy_dir()
+ *
+ * @param string $from source directory
+ * @param string $to destination directory
+ * @param array $skip_list a list of files/folders to skip copying
+ * @return mixed WP_Error on failure, True on success.
+ */
+function _copy_dir($from, $to, $skip_list = array() ) {
+       global $wp_filesystem;
+
+       $dirlist = $wp_filesystem->dirlist($from);
+
+       $from = trailingslashit($from);
+       $to = trailingslashit($to);
+
+       $skip_regex = '';
+       foreach ( (array)$skip_list as $key => $skip_file )
+               $skip_regex .= preg_quote($skip_file, '!') . '|';
+
+       if ( !empty($skip_regex) )
+               $skip_regex = '!(' . rtrim($skip_regex, '|') . ')$!i';
+
+       foreach ( (array) $dirlist as $filename => $fileinfo ) {
+               if ( !empty($skip_regex) )
+                       if ( preg_match($skip_regex, $from . $filename) )
+                               continue;
+
+               if ( 'f' == $fileinfo['type'] ) {
+                       if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) ) {
+                               // If copy failed, chmod file to 0644 and try again.
+                               $wp_filesystem->chmod($to . $filename, 0644);
+                               if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) )
+                                       return new WP_Error('copy_failed', __('Could not copy file.'), $to . $filename);
+                       }
+               } elseif ( 'd' == $fileinfo['type'] ) {
+                       if ( !$wp_filesystem->is_dir($to . $filename) ) {
+                               if ( !$wp_filesystem->mkdir($to . $filename, FS_CHMOD_DIR) )
+                                       return new WP_Error('mkdir_failed', __('Could not create directory.'), $to . $filename);
+                       }
+                       $result = _copy_dir($from . $filename, $to . $filename, $skip_list);
+                       if ( is_wp_error($result) )
+                               return $result;
+               }
+       }
+       return true;
+}
+
 ?>