| 1 | <?php |
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| 2 | include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; |
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| 3 | |
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| 4 | class Xpress_Upgrader extends WP_Upgrader { |
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| 5 | |
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| 6 | function upgrade_strings() { |
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| 7 | $this->strings['up_to_date'] = __('XPressME Integration Kit is at the latest version.', 'xpressme'); |
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| 8 | $this->strings['no_package'] = __('Upgrade package not available.', 'xpressme'); |
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| 9 | $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…', 'xpressme'); |
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| 10 | $this->strings['unpack_package'] = __('Unpacking the update…', 'xpressme'); |
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| 11 | $this->strings['copy_failed'] = __('Could not copy files.', 'xpressme'); |
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| 12 | $this->strings['make_config'] = __('Delete source wp-config.php.', 'xpressme'); |
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| 13 | $this->strings['delete_failed'] = __('Could not delete files.', 'xpressme'); |
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| 14 | $this->strings['package_wrong'] = __('The structure of the package is wrong. ', 'xpressme'); |
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| 15 | } |
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| 16 | |
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| 17 | function upgrade($current) { |
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| 18 | global $wp_filesystem; |
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| 19 | |
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| 20 | $this->init(); |
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| 21 | $this->upgrade_strings(); |
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| 22 | |
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| 23 | if ( !empty($feedback) ) |
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| 24 | add_filter('update_feedback', $feedback); |
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| 25 | |
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| 26 | // Is an update available? |
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| 27 | if ( !isset( $current->response ) || $current->response == 'latest' ) |
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| 28 | return new WP_Error('up_to_date', $this->strings['up_to_date']); |
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| 29 | |
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| 30 | $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) ); |
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| 31 | if ( is_wp_error($res) ) |
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| 32 | return $res; |
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| 33 | |
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| 34 | $wp_dir = trailingslashit($wp_filesystem->abspath()); |
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| 35 | |
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| 36 | $download = $this->download_package( $current->package ); |
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| 37 | if ( is_wp_error($download) ) |
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| 38 | return $download; |
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| 39 | |
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| 40 | $working_dir = $this->unpack_package( $download ); |
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| 41 | if ( is_wp_error($working_dir) ) |
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| 42 | return $working_dir; |
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| 43 | $kit_dir = $working_dir .'/xpressme_integration_kit/'; |
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| 44 | if (!file_exists($kit_dir)){ // search sub dir. |
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| 45 | $kit_dir = ''; |
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| 46 | $subdirs = $wp_filesystem->dirlist($working_dir,false); |
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| 47 | foreach($subdirs as $subdir){ |
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| 48 | if (file_exists($working_dir .'/' .$subdir['name'] .'/xpressme_integration_kit/')){ |
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| 49 | $kit_dir = $working_dir .'/' .$subdir['name'] .'/xpressme_integration_kit/'; |
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| 50 | continue; |
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| 51 | } |
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| 52 | } |
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| 53 | if (empty($kit_dir)){ |
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| 54 | $wp_filesystem->delete($working_dir, true); |
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| 55 | return new WP_Error('package_wrong', $this->strings['package_wrong']); |
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| 56 | } |
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| 57 | } |
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| 58 | // Copy update-core.php from the new version into place. |
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| 59 | $update_xpress_file = 'wp-content/plugins/xpressme/include/update_xpress.php'; |
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| 60 | if ( !$wp_filesystem->copy($kit_dir . $update_xpress_file, $wp_dir . $update_xpress_file, true) ) { |
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| 61 | $wp_filesystem->delete($working_dir, true); |
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| 62 | return new WP_Error('copy_failed', $this->strings['copy_failed']); |
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| 63 | } |
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| 64 | $wp_filesystem->chmod($wp_dir . $update_xpress_file, FS_CHMOD_FILE); |
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| 65 | |
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| 66 | require(ABSPATH . $update_xpress_file); |
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| 67 | return update_xpress($kit_dir, $wp_dir); |
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| 68 | } |
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| 69 | } |
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| 70 | ?> |
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