%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
class LP_Upgrader{
private $strings;
function __construct( $directories = array() ){
require_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
require_once( ABSPATH . 'wp-admin/includes/plugin-install.php' );
if( ! class_exists( 'WP_Upgrader_Skin' ) ){
require_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader-skins.php' );
}
$this->strings['bad_request'] = __( 'Invalid Data provided.', 'learnpress' );
$this->strings['fs_unavailable'] = __( 'Could not access filesystem.', 'learnpress' );
$this->strings['fs_error'] = __( 'Filesystem error.', 'learnpress' );
$this->strings['fs_no_root_dir'] = __( 'Unable to locate WordPress Root directory.', 'learnpress' );
$this->strings['fs_no_content_dir'] = __( 'Unable to locate WordPress Content directory (wp-content).', 'learnpress' );
$this->strings['fs_no_plugins_dir'] = __( 'Unable to locate WordPress Plugin directory.', 'learnpress' );
$this->strings['fs_no_themes_dir'] = __( 'Unable to locate WordPress Theme directory.', 'learnpress' );
/* translators: %s: directory name */
$this->strings['fs_no_folder'] = __( 'Unable to locate necessary folder (%s).', 'learnpress' );
$this->strings['download_failed'] = __( 'Download failed.', 'learnpress' );
$this->strings['installing_package'] = __( 'Installing the latest version…', 'learnpress' );
$this->strings['no_files'] = __( 'The package contains no files.', 'learnpress' );
$this->strings['folder_exists'] = __( 'Destination folder already exists.', 'learnpress' );
$this->strings['mkdir_failed'] = __( 'Could not create directory.', 'learnpress' );
$this->strings['incompatible_archive'] = __( 'The package could not be installed.', 'learnpress' );
$this->strings['maintenance_start'] = __( 'Enabling Maintenance mode…', 'learnpress' );
$this->strings['maintenance_end'] = __( 'Disabling Maintenance mode…', 'learnpress' );
$directories = wp_parse_args( $directories, array( WP_CONTENT_DIR ) );
$this->fs_connect( $directories );
}
public function download_package( $package ) {
if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote?
return $package; //must be a local file..
if ( empty($package) )
return new WP_Error('no_package', $this->strings['no_package']);
$download_file = download_url($package);
if ( is_wp_error($download_file) )
return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message());
return $download_file;
}
public function unpack_package( $package, $delete_package = true, $name = '' ) {
global $wp_filesystem;
$upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/learnpress/';
//Clean up contents of upgrade directory beforehand.
$upgrade_files = $wp_filesystem->dirlist($upgrade_folder);
if ( !empty($upgrade_files) ) {
foreach ( $upgrade_files as $file )
$wp_filesystem->delete($upgrade_folder . $file['name'], true);
}
// We need a working directory - Strip off any .tmp or .zip suffixes
$working_dir = $upgrade_folder . ( $name ? $name : basename( basename( $package, '.tmp' ), '.zip' ) );
// Clean up working directory
if ( $wp_filesystem->is_dir($working_dir) )
$wp_filesystem->delete($working_dir, true);
// Unzip package to working directory
$result = unzip_file( $package, $working_dir );
// Once extracted, delete the package if required.
if ( $delete_package )
unlink($package);
if ( is_wp_error($result) ) {
$wp_filesystem->delete($working_dir, true);
if ( 'incompatible_archive' == $result->get_error_code() ) {
return new WP_Error( 'incompatible_archive', '', $result->get_error_data() );
}
return $result;
}
return $working_dir;
}
function get_plugin_info( $path, $filename = '' ){
global $wp_filesystem;
$plugin_file = $filename ? basename( $path ) : $filename;
$basename = basename( basename( $plugin_file, '.tmp' ), '.zip' );
$download_path = WP_CONTENT_DIR . '/upgrade';
$download_file = $download_path . '/' . $plugin_file;
$working_dir = $download_path . '/' . $basename;
$readme = $working_dir . '/readme.txt';
if( ! file_exists( $download_file ) && ! file_exists( $readme ) ){
//$res = $this->fs_connect( array( $download_path ) );
$download_file = download_url( $path );
if( ! is_wp_error( $download_file ) ){
// Unzip package to working directory
$result = unzip_file( $download_file, $working_dir );
if( $result ) $readme = $working_dir . '/readme.txt';
unlink( $download_file );
}
}
$info = false;
if( file_exists( $readme ) ){
require_once( dirname( __FILE__ ) . '/includes/class-readme-parse.php' );
$parse = new WordPress_Readme_Parser( $readme );
$info = @$parse->parse_readme_contents( file_get_contents( $readme ) );
if( file_exists( $file = $working_dir . '/' . $basename . '.php' ) ) {
$headers = get_plugin_data( $file );
$info['name'] = $headers['Name'];
}
}
@$wp_filesystem->delete( $working_dir, true );
return $info;
}
public function fs_connect( $directories = array(), $allow_relaxed_file_ownership = false ) {
$skin = new WP_Upgrader_Skin();
global $wp_filesystem;
if ( false === ( $credentials = $skin->request_filesystem_credentials( false, $directories[0], $allow_relaxed_file_ownership ) ) ) {
return false;
}
if ( ! WP_Filesystem( $credentials, $directories[0], $allow_relaxed_file_ownership ) ) {
$error = true;
if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() )
$error = $wp_filesystem->errors;
// Failed to connect, Error and request again
//$this->skin->request_filesystem_credentials( $error, $directories[0], $allow_relaxed_file_ownership );
return false;
}
if ( ! is_object($wp_filesystem) )
return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] );
if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors);
foreach ( (array)$directories as $dir ) {
switch ( $dir ) {
case ABSPATH:
if ( ! $wp_filesystem->abspath() )
return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']);
break;
case WP_CONTENT_DIR:
if ( ! $wp_filesystem->wp_content_dir() )
return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']);
break;
case WP_PLUGIN_DIR:
if ( ! $wp_filesystem->wp_plugins_dir() )
return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']);
break;
case get_theme_root():
if ( ! $wp_filesystem->wp_themes_dir() )
return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']);
break;
default:
if ( ! $wp_filesystem->find_folder($dir) )
return new WP_Error( 'fs_no_folder', sprintf( $this->strings['fs_no_folder'], esc_html( basename( $dir ) ) ) );
break;
}
}
return true;
} //end fs_connect();
}
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