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< ? php
/**
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* A File upgrader class for WordPress .
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*
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* This set of classes are designed to be used to upgrade / install a local set of files on the filesystem via the Filesystem Abstraction classes .
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*
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* @ link http :// trac . wordpress . org / ticket / 7875 consolidate plugin / theme / core upgrade / install functions
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
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*/
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/**
* WordPress Upgrader class for Upgrading / Installing a local set of files via the Filesystem Abstraction classes from a Zip file .
*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class WP_Upgrader {
var $strings = array ();
var $skin = null ;
var $result = array ();
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function __construct ( $skin = null ) {
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if ( null == $skin )
$this -> skin = new WP_Upgrader_Skin ();
else
$this -> skin = $skin ;
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}
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function init () {
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$this -> skin -> set_upgrader ( $this );
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$this -> generic_strings ();
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}
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function generic_strings () {
$this -> strings [ 'bad_request' ] = __ ( 'Invalid Data provided.' );
$this -> strings [ 'fs_unavailable' ] = __ ( 'Could not access filesystem.' );
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$this -> strings [ 'fs_error' ] = __ ( 'Filesystem error.' );
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$this -> strings [ 'fs_no_root_dir' ] = __ ( 'Unable to locate WordPress Root directory.' );
$this -> strings [ 'fs_no_content_dir' ] = __ ( 'Unable to locate WordPress Content directory (wp-content).' );
$this -> strings [ 'fs_no_plugins_dir' ] = __ ( 'Unable to locate WordPress Plugin directory.' );
$this -> strings [ 'fs_no_themes_dir' ] = __ ( 'Unable to locate WordPress Theme directory.' );
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/* translators: %s: directory name */
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$this -> strings [ 'fs_no_folder' ] = __ ( 'Unable to locate needed folder (%s).' );
$this -> strings [ 'download_failed' ] = __ ( 'Download failed.' );
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$this -> strings [ 'installing_package' ] = __ ( 'Installing the latest version…' );
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$this -> strings [ 'folder_exists' ] = __ ( 'Destination folder already exists.' );
$this -> strings [ 'mkdir_failed' ] = __ ( 'Could not create directory.' );
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$this -> strings [ 'incompatible_archive' ] = __ ( 'The package is corrupt or not in the correct format.' );
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$this -> strings [ 'maintenance_start' ] = __ ( 'Enabling Maintenance mode…' );
$this -> strings [ 'maintenance_end' ] = __ ( 'Disabling Maintenance mode…' );
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}
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function fs_connect ( $directories = array () ) {
global $wp_filesystem ;
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if ( false === ( $credentials = $this -> skin -> request_filesystem_credentials ()) )
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return false ;
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if ( ! WP_Filesystem ( $credentials ) ) {
$error = true ;
if ( is_object ( $wp_filesystem ) && $wp_filesystem -> errors -> get_error_code () )
$error = $wp_filesystem -> errors ;
$this -> skin -> request_filesystem_credentials ( $error ); //Failed to connect, Error and request again
return false ;
}
if ( ! is_object ( $wp_filesystem ) )
return new WP_Error ( 'fs_unavailable' , $this -> strings [ 'fs_unavailable' ] );
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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 ) {
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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 WP_CONTENT_DIR . '/themes' :
if ( ! $wp_filesystem -> find_folder ( WP_CONTENT_DIR . '/themes' ) )
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' ], $dir ));
break ;
}
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}
return true ;
} //end fs_connect();
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..
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if ( empty ( $package ) )
return new WP_Error ( 'no_package' , $this -> strings [ 'no_package' ]);
$this -> skin -> feedback ( 'downloading_package' , $package );
$download_file = download_url ( $package );
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if ( is_wp_error ( $download_file ) )
return new WP_Error ( 'download_failed' , $this -> strings [ 'download_failed' ], $download_file -> get_error_message ());
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return $download_file ;
}
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function unpack_package ( $package , $delete_package = true ) {
global $wp_filesystem ;
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$this -> skin -> feedback ( 'unpack_package' );
$upgrade_folder = $wp_filesystem -> wp_content_dir () . 'upgrade/' ;
//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
$working_dir = $upgrade_folder . basename ( $package , '.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 ); //TODO optimizations, Copy when Move/Rename would suffice?
// Once extracted, delete the package if required.
if ( $delete_package )
unlink ( $package );
if ( is_wp_error ( $result ) ) {
$wp_filesystem -> delete ( $working_dir , true );
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if ( 'incompatible_archive' == $result -> get_error_code () ) {
return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ], $result -> get_error_data () );
}
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return $result ;
}
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return $working_dir ;
}
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function install_package ( $args = array ()) {
global $wp_filesystem ;
$defaults = array ( 'source' => '' , 'destination' => '' , //Please always pass these
'clear_destination' => false , 'clear_working' => false ,
'hook_extra' => array ());
$args = wp_parse_args ( $args , $defaults );
extract ( $args );
@ set_time_limit ( 300 );
if ( empty ( $source ) || empty ( $destination ) )
return new WP_Error ( 'bad_request' , $this -> strings [ 'bad_request' ]);
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$this -> skin -> feedback ( 'installing_package' );
$res = apply_filters ( 'upgrader_pre_install' , true , $hook_extra );
if ( is_wp_error ( $res ) )
return $res ;
//Retain the Original source and destinations
$remote_source = $source ;
$local_destination = $destination ;
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$source_files = array_keys ( $wp_filesystem -> dirlist ( $remote_source ) );
$remote_destination = $wp_filesystem -> find_folder ( $local_destination );
//Locate which directory to copy to the new folder, This is based on the actual folder holding the files.
if ( 1 == count ( $source_files ) && $wp_filesystem -> is_dir ( trailingslashit ( $source ) . $source_files [ 0 ] . '/' ) ) //Only one folder? Then we want its contents.
$source = trailingslashit ( $source ) . trailingslashit ( $source_files [ 0 ]);
elseif ( count ( $source_files ) == 0 )
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return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ]); //There are no files?
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//else //Its only a single file, The upgrader will use the foldername of this file as the destination folder. foldername is based on zip filename.
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//Hook ability to change the source file location..
$source = apply_filters ( 'upgrader_source_selection' , $source , $remote_source , $this );
if ( is_wp_error ( $source ) )
return $source ;
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//Has the source location changed? If so, we need a new source_files list.
if ( $source !== $remote_source )
$source_files = array_keys ( $wp_filesystem -> dirlist ( $source ) );
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//Protection against deleting files in any important base directories.
if ( in_array ( $destination , array ( ABSPATH , WP_CONTENT_DIR , WP_PLUGIN_DIR , WP_CONTENT_DIR . '/themes' ) ) ) {
$remote_destination = trailingslashit ( $remote_destination ) . trailingslashit ( basename ( $source ));
$destination = trailingslashit ( $destination ) . trailingslashit ( basename ( $source ));
}
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if ( $clear_destination ) {
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//We're going to clear the destination if there's something there
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$this -> skin -> feedback ( 'remove_old' );
$removed = true ;
if ( $wp_filesystem -> exists ( $remote_destination ) )
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$removed = $wp_filesystem -> delete ( $remote_destination , true );
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$removed = apply_filters ( 'upgrader_clear_destination' , $removed , $local_destination , $remote_destination , $hook_extra );
if ( is_wp_error ( $removed ) )
return $removed ;
else if ( ! $removed )
return new WP_Error ( 'remove_old_failed' , $this -> strings [ 'remove_old_failed' ]);
} elseif ( $wp_filesystem -> exists ( $remote_destination ) ) {
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//If we're not clearing the destination folder and something exists there already, Bail.
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//But first check to see if there are actually any files in the folder.
$_files = $wp_filesystem -> dirlist ( $remote_destination );
if ( ! empty ( $_files ) ) {
$wp_filesystem -> delete ( $remote_source , true ); //Clear out the source files.
return new WP_Error ( 'folder_exists' , $this -> strings [ 'folder_exists' ], $remote_destination );
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}
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}
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//Create destination if needed
if ( ! $wp_filesystem -> exists ( $remote_destination ) )
if ( ! $wp_filesystem -> mkdir ( $remote_destination , FS_CHMOD_DIR ) )
return new WP_Error ( 'mkdir_failed' , $this -> strings [ 'mkdir_failed' ], $remote_destination );
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// Copy new version of item into place.
$result = copy_dir ( $source , $remote_destination );
if ( is_wp_error ( $result ) ) {
if ( $clear_working )
$wp_filesystem -> delete ( $remote_source , true );
return $result ;
}
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//Clear the Working folder?
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if ( $clear_working )
$wp_filesystem -> delete ( $remote_source , true );
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$destination_name = basename ( str_replace ( $local_destination , '' , $destination ) );
if ( '.' == $destination_name )
$destination_name = '' ;
$this -> result = compact ( 'local_source' , 'source' , 'source_name' , 'source_files' , 'destination' , 'destination_name' , 'local_destination' , 'remote_destination' , 'clear_destination' , 'delete_source_dir' );
$res = apply_filters ( 'upgrader_post_install' , true , $hook_extra , $this -> result );
if ( is_wp_error ( $res ) ) {
$this -> result = $res ;
return $res ;
}
//Bombard the calling function will all the info which we've just used.
return $this -> result ;
}
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function run ( $options ) {
$defaults = array ( 'package' => '' , //Please always pass this.
'destination' => '' , //And this
'clear_destination' => false ,
'clear_working' => true ,
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'is_multi' => false ,
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'hook_extra' => array () //Pass any extra $hook_extra args here, this will be passed to any hooked filters.
);
$options = wp_parse_args ( $options , $defaults );
extract ( $options );
//Connect to the Filesystem first.
$res = $this -> fs_connect ( array ( WP_CONTENT_DIR , $destination ) );
if ( ! $res ) //Mainly for non-connected filesystem.
return false ;
if ( is_wp_error ( $res ) ) {
$this -> skin -> error ( $res );
return $res ;
}
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if ( ! $is_multi ) // call $this->header separately if running multiple times
$this -> skin -> header ();
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$this -> skin -> before ();
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//Download the package (Note, This just returns the filename of the file if the package is a local file)
$download = $this -> download_package ( $package );
if ( is_wp_error ( $download ) ) {
$this -> skin -> error ( $download );
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$this -> skin -> after ();
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return $download ;
}
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$delete_package = ( $download != $package ); // Do not delete a "local" file
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//Unzips the file into a temporary directory
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$working_dir = $this -> unpack_package ( $download , $delete_package );
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if ( is_wp_error ( $working_dir ) ) {
$this -> skin -> error ( $working_dir );
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$this -> skin -> after ();
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return $working_dir ;
}
//With the given options, this installs it to the destination directory.
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$result = $this -> install_package ( array (
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'source' => $working_dir ,
'destination' => $destination ,
'clear_destination' => $clear_destination ,
'clear_working' => $clear_working ,
'hook_extra' => $hook_extra
) );
$this -> skin -> set_result ( $result );
if ( is_wp_error ( $result ) ) {
$this -> skin -> error ( $result );
$this -> skin -> feedback ( 'process_failed' );
} else {
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//Install Succeeded
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$this -> skin -> feedback ( 'process_success' );
}
$this -> skin -> after ();
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if ( ! $is_multi )
$this -> skin -> footer ();
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return $result ;
}
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function maintenance_mode ( $enable = false ) {
global $wp_filesystem ;
$file = $wp_filesystem -> abspath () . '.maintenance' ;
if ( $enable ) {
$this -> skin -> feedback ( 'maintenance_start' );
// Create maintenance file to signal that we are upgrading
$maintenance_string = '<?php $upgrading = ' . time () . '; ?>' ;
$wp_filesystem -> delete ( $file );
$wp_filesystem -> put_contents ( $file , $maintenance_string , FS_CHMOD_FILE );
} else if ( ! $enable && $wp_filesystem -> exists ( $file ) ) {
$this -> skin -> feedback ( 'maintenance_end' );
$wp_filesystem -> delete ( $file );
}
}
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}
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/**
* Plugin Upgrader class for WordPress Plugins , It is designed to upgrade / install plugins from a local zip , remote zip URL , or uploaded zip file .
*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Plugin_Upgrader extends WP_Upgrader {
var $result ;
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var $bulk = false ;
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var $show_before = '' ;
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function upgrade_strings () {
$this -> strings [ 'up_to_date' ] = __ ( 'The plugin is at the latest version.' );
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$this -> strings [ 'no_package' ] = __ ( 'Update package not available.' );
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$this -> strings [ 'downloading_package' ] = __ ( 'Downloading update from <span class="code">%s</span>…' );
$this -> strings [ 'unpack_package' ] = __ ( 'Unpacking the update…' );
$this -> strings [ 'deactivate_plugin' ] = __ ( 'Deactivating the plugin…' );
$this -> strings [ 'remove_old' ] = __ ( 'Removing the old version of the plugin…' );
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$this -> strings [ 'remove_old_failed' ] = __ ( 'Could not remove the old plugin.' );
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$this -> strings [ 'process_failed' ] = __ ( 'Plugin update failed.' );
$this -> strings [ 'process_success' ] = __ ( 'Plugin updated successfully.' );
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}
function install_strings () {
$this -> strings [ 'no_package' ] = __ ( 'Install package not available.' );
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$this -> strings [ 'downloading_package' ] = __ ( 'Downloading install package from <span class="code">%s</span>…' );
$this -> strings [ 'unpack_package' ] = __ ( 'Unpacking the package…' );
$this -> strings [ 'installing_package' ] = __ ( 'Installing the plugin…' );
$this -> strings [ 'process_failed' ] = __ ( 'Plugin install failed.' );
$this -> strings [ 'process_success' ] = __ ( 'Plugin installed successfully.' );
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}
function install ( $package ) {
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$this -> init ();
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$this -> install_strings ();
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add_filter ( 'upgrader_source_selection' , array ( & $this , 'check_package' ) );
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$this -> run ( array (
'package' => $package ,
'destination' => WP_PLUGIN_DIR ,
'clear_destination' => false , //Do not overwrite files.
'clear_working' => true ,
'hook_extra' => array ()
));
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remove_filter ( 'upgrader_source_selection' , array ( & $this , 'check_package' ) );
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if ( ! $this -> result || is_wp_error ( $this -> result ) )
return $this -> result ;
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// Force refresh of plugin update information
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delete_site_transient ( 'update_plugins' );
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return true ;
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}
function upgrade ( $plugin ) {
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$this -> init ();
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$this -> upgrade_strings ();
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$current = get_site_transient ( 'update_plugins' );
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if ( ! isset ( $current -> response [ $plugin ] ) ) {
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$this -> skin -> before ();
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$this -> skin -> set_result ( false );
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$this -> skin -> error ( 'up_to_date' );
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$this -> skin -> after ();
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return false ;
}
// Get the URL to the zip file
$r = $current -> response [ $plugin ];
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add_filter ( 'upgrader_pre_install' , array ( & $this , 'deactivate_plugin_before_upgrade' ), 10 , 2 );
add_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_plugin' ), 10 , 4 );
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//'source_selection' => array(&$this, 'source_selection'), //there's a trac ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins.
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$this -> run ( array (
'package' => $r -> package ,
'destination' => WP_PLUGIN_DIR ,
'clear_destination' => true ,
'clear_working' => true ,
'hook_extra' => array (
'plugin' => $plugin
)
));
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// Cleanup our hooks, in case something else does a upgrade on this connection.
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remove_filter ( 'upgrader_pre_install' , array ( & $this , 'deactivate_plugin_before_upgrade' ));
remove_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_plugin' ));
if ( ! $this -> result || is_wp_error ( $this -> result ) )
return $this -> result ;
// Force refresh of plugin update information
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delete_site_transient ( 'update_plugins' );
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}
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function bulk_upgrade ( $plugins ) {
$this -> init ();
$this -> bulk = true ;
$this -> upgrade_strings ();
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$current = get_site_transient ( 'update_plugins' );
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add_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_plugin' ), 10 , 4 );
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$this -> skin -> header ();
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// Connect to the Filesystem first.
$res = $this -> fs_connect ( array ( WP_CONTENT_DIR , WP_PLUGIN_DIR ) );
if ( ! $res ) {
$this -> skin -> footer ();
return false ;
}
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$this -> skin -> bulk_header ();
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// Only start maintenance mode if running in Multisite OR the plugin is in use
$maintenance = is_multisite (); // @TODO: This should only kick in for individual sites if at all possible.
foreach ( $plugins as $plugin )
$maintenance = $maintenance || ( is_plugin_active ( $plugin ) && isset ( $current -> response [ $plugin ]) ); // Only activate Maintenance mode if a plugin is active AND has an update available
if ( $maintenance )
$this -> maintenance_mode ( true );
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$results = array ();
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$this -> update_count = count ( $plugins );
$this -> update_current = 0 ;
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foreach ( $plugins as $plugin ) {
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$this -> update_current ++ ;
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$this -> skin -> plugin_info = get_plugin_data ( WP_PLUGIN_DIR . '/' . $plugin , false , true );
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if ( ! isset ( $current -> response [ $plugin ] ) ) {
$this -> skin -> set_result ( false );
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$this -> skin -> before ();
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$this -> skin -> error ( 'up_to_date' );
$this -> skin -> after ();
$results [ $plugin ] = false ;
continue ;
}
// Get the URL to the zip file
$r = $current -> response [ $plugin ];
$this -> skin -> plugin_active = is_plugin_active ( $plugin );
$result = $this -> run ( array (
'package' => $r -> package ,
'destination' => WP_PLUGIN_DIR ,
'clear_destination' => true ,
'clear_working' => true ,
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'is_multi' => true ,
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'hook_extra' => array (
'plugin' => $plugin
)
));
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$results [ $plugin ] = $this -> result ;
// Prevent credentials auth screen from displaying multiple times
if ( false === $result )
break ;
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} //end foreach $plugins
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$this -> maintenance_mode ( false );
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$this -> skin -> bulk_footer ();
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$this -> skin -> footer ();
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// Cleanup our hooks, in case something else does a upgrade on this connection.
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remove_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_plugin' ));
// Force refresh of plugin update information
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delete_site_transient ( 'update_plugins' );
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return $results ;
}
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function check_package ( $source ) {
global $wp_filesystem ;
if ( is_wp_error ( $source ) )
return $source ;
$working_directory = str_replace ( $wp_filesystem -> wp_content_dir (), trailingslashit ( WP_CONTENT_DIR ), $source );
if ( ! is_dir ( $working_directory ) ) // Sanity check, if the above fails, lets not prevent installation.
return $source ;
// Check the folder contains at least 1 valid plugin.
$plugins_found = false ;
foreach ( glob ( $working_directory . '*.php' ) as $file ) {
$info = get_plugin_data ( $file , false , false );
if ( ! empty ( $info [ 'Name' ] ) ) {
$plugins_found = true ;
break ;
}
}
if ( ! $plugins_found )
return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ] );
return $source ;
}
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//return plugin info.
function plugin_info () {
if ( ! is_array ( $this -> result ) )
return false ;
if ( empty ( $this -> result [ 'destination_name' ]) )
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return false ;
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$plugin = get_plugins ( '/' . $this -> result [ 'destination_name' ]); //Ensure to pass with leading slash
if ( empty ( $plugin ) )
return false ;
$pluginfiles = array_keys ( $plugin ); //Assume the requested plugin is the first in the list
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return $this -> result [ 'destination_name' ] . '/' . $pluginfiles [ 0 ];
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}
//Hooked to pre_install
function deactivate_plugin_before_upgrade ( $return , $plugin ) {
if ( is_wp_error ( $return ) ) //Bypass.
return $return ;
$plugin = isset ( $plugin [ 'plugin' ]) ? $plugin [ 'plugin' ] : '' ;
if ( empty ( $plugin ) )
return new WP_Error ( 'bad_request' , $this -> strings [ 'bad_request' ]);
if ( is_plugin_active ( $plugin ) ) {
$this -> skin -> feedback ( 'deactivate_plugin' );
//Deactivate the plugin silently, Prevent deactivation hooks from running.
deactivate_plugins ( $plugin , true );
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}
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}
//Hooked to upgrade_clear_destination
function delete_old_plugin ( $removed , $local_destination , $remote_destination , $plugin ) {
global $wp_filesystem ;
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if ( is_wp_error ( $removed ) )
return $removed ; //Pass errors through.
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$plugin = isset ( $plugin [ 'plugin' ]) ? $plugin [ 'plugin' ] : '' ;
if ( empty ( $plugin ) )
return new WP_Error ( 'bad_request' , $this -> strings [ 'bad_request' ]);
$plugins_dir = $wp_filesystem -> wp_plugins_dir ();
$this_plugin_dir = trailingslashit ( dirname ( $plugins_dir . $plugin ) );
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if ( ! $wp_filesystem -> exists ( $this_plugin_dir ) ) //If its already vanished.
return $removed ;
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// If plugin is in its own directory, recursively delete the directory.
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if ( strpos ( $plugin , '/' ) && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory separator AND that its not the root plugin folder
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$deleted = $wp_filesystem -> delete ( $this_plugin_dir , true );
else
$deleted = $wp_filesystem -> delete ( $plugins_dir . $plugin );
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if ( ! $deleted )
return new WP_Error ( 'remove_old_failed' , $this -> strings [ 'remove_old_failed' ]);
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return true ;
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}
}
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/**
* Theme Upgrader class for WordPress Themes , It is designed to upgrade / install themes from a local zip , remote zip URL , or uploaded zip file .
*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Theme_Upgrader extends WP_Upgrader {
var $result ;
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var $bulk = false ;
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function upgrade_strings () {
$this -> strings [ 'up_to_date' ] = __ ( 'The theme is at the latest version.' );
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$this -> strings [ 'no_package' ] = __ ( 'Update package not available.' );
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$this -> strings [ 'downloading_package' ] = __ ( 'Downloading update from <span class="code">%s</span>…' );
$this -> strings [ 'unpack_package' ] = __ ( 'Unpacking the update…' );
$this -> strings [ 'remove_old' ] = __ ( 'Removing the old version of the theme…' );
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$this -> strings [ 'remove_old_failed' ] = __ ( 'Could not remove the old theme.' );
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$this -> strings [ 'process_failed' ] = __ ( 'Theme update failed.' );
$this -> strings [ 'process_success' ] = __ ( 'Theme updated successfully.' );
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}
function install_strings () {
$this -> strings [ 'no_package' ] = __ ( 'Install package not available.' );
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$this -> strings [ 'downloading_package' ] = __ ( 'Downloading install package from <span class="code">%s</span>…' );
$this -> strings [ 'unpack_package' ] = __ ( 'Unpacking the package…' );
$this -> strings [ 'installing_package' ] = __ ( 'Installing the theme…' );
$this -> strings [ 'process_failed' ] = __ ( 'Theme install failed.' );
$this -> strings [ 'process_success' ] = __ ( 'Theme installed successfully.' );
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}
function install ( $package ) {
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$this -> init ();
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$this -> install_strings ();
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add_filter ( 'upgrader_source_selection' , array ( & $this , 'check_package' ) );
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$options = array (
'package' => $package ,
'destination' => WP_CONTENT_DIR . '/themes' ,
'clear_destination' => false , //Do not overwrite files.
'clear_working' => true
);
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$this -> run ( $options );
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remove_filter ( 'upgrader_source_selection' , array ( & $this , 'check_package' ) );
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if ( ! $this -> result || is_wp_error ( $this -> result ) )
return $this -> result ;
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// Force refresh of theme update information
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delete_site_transient ( 'update_themes' );
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return true ;
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}
function upgrade ( $theme ) {
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$this -> init ();
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$this -> upgrade_strings ();
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// Is an update available?
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$current = get_site_transient ( 'update_themes' );
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if ( ! isset ( $current -> response [ $theme ] ) ) {
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$this -> skin -> before ();
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$this -> skin -> set_result ( false );
$this -> skin -> error ( 'up_to_date' );
$this -> skin -> after ();
return false ;
}
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$r = $current -> response [ $theme ];
add_filter ( 'upgrader_pre_install' , array ( & $this , 'current_before' ), 10 , 2 );
add_filter ( 'upgrader_post_install' , array ( & $this , 'current_after' ), 10 , 2 );
add_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_theme' ), 10 , 4 );
$options = array (
'package' => $r [ 'package' ],
'destination' => WP_CONTENT_DIR . '/themes' ,
'clear_destination' => true ,
'clear_working' => true ,
'hook_extra' => array (
'theme' => $theme
)
);
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$this -> run ( $options );
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remove_filter ( 'upgrader_pre_install' , array ( & $this , 'current_before' ), 10 , 2 );
remove_filter ( 'upgrader_post_install' , array ( & $this , 'current_after' ), 10 , 2 );
remove_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_theme' ), 10 , 4 );
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if ( ! $this -> result || is_wp_error ( $this -> result ) )
return $this -> result ;
// Force refresh of theme update information
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delete_site_transient ( 'update_themes' );
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return true ;
}
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function bulk_upgrade ( $themes ) {
$this -> init ();
$this -> bulk = true ;
$this -> upgrade_strings ();
$current = get_site_transient ( 'update_themes' );
add_filter ( 'upgrader_pre_install' , array ( & $this , 'current_before' ), 10 , 2 );
add_filter ( 'upgrader_post_install' , array ( & $this , 'current_after' ), 10 , 2 );
add_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_theme' ), 10 , 4 );
$this -> skin -> header ();
// Connect to the Filesystem first.
$res = $this -> fs_connect ( array ( WP_CONTENT_DIR ) );
if ( ! $res ) {
$this -> skin -> footer ();
return false ;
}
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$this -> skin -> bulk_header ();
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// Only start maintenance mode if running in Multisite OR the theme is in use
$maintenance = is_multisite (); // @TODO: This should only kick in for individual sites if at all possible.
foreach ( $themes as $theme )
$maintenance = $maintenance || $theme == get_stylesheet () || $theme == get_template ();
if ( $maintenance )
$this -> maintenance_mode ( true );
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$results = array ();
$this -> update_count = count ( $themes );
$this -> update_current = 0 ;
foreach ( $themes as $theme ) {
$this -> update_current ++ ;
if ( ! isset ( $current -> response [ $theme ] ) ) {
$this -> skin -> set_result ( false );
$this -> skin -> before ();
$this -> skin -> error ( 'up_to_date' );
$this -> skin -> after ();
$results [ $theme ] = false ;
continue ;
}
$this -> skin -> theme_info = $this -> theme_info ( $theme );
// Get the URL to the zip file
$r = $current -> response [ $theme ];
$options = array (
'package' => $r [ 'package' ],
'destination' => WP_CONTENT_DIR . '/themes' ,
'clear_destination' => true ,
'clear_working' => true ,
'hook_extra' => array (
'theme' => $theme
)
);
$result = $this -> run ( $options );
$results [ $theme ] = $this -> result ;
// Prevent credentials auth screen from displaying multiple times
if ( false === $result )
break ;
} //end foreach $plugins
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$this -> maintenance_mode ( false );
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$this -> skin -> bulk_footer ();
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$this -> skin -> footer ();
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// Cleanup our hooks, in case something else does a upgrade on this connection.
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remove_filter ( 'upgrader_pre_install' , array ( & $this , 'current_before' ), 10 , 2 );
remove_filter ( 'upgrader_post_install' , array ( & $this , 'current_after' ), 10 , 2 );
remove_filter ( 'upgrader_clear_destination' , array ( & $this , 'delete_old_theme' ), 10 , 4 );
// Force refresh of theme update information
delete_site_transient ( 'update_themes' );
return $results ;
}
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function check_package ( $source ) {
global $wp_filesystem ;
if ( is_wp_error ( $source ) )
return $source ;
// Check the folder contains a valid theme
$working_directory = str_replace ( $wp_filesystem -> wp_content_dir (), trailingslashit ( WP_CONTENT_DIR ), $source );
if ( ! is_dir ( $working_directory ) ) // Sanity check, if the above fails, lets not prevent installation.
return $source ;
if ( ! file_exists ( $working_directory . 'style.css' ) ) // A proper archive should have a style.css file in the single subdirectory
return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ] );
$info = get_theme_data ( $working_directory . 'style.css' );
if ( empty ( $info [ 'Name' ]) )
return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ] );
if ( empty ( $info [ 'Template' ]) && ! file_exists ( $working_directory . 'index.php' ) ) // If no template is set, it must have at least an index.php to be legit.
return new WP_Error ( 'incompatible_archive' , $this -> strings [ 'incompatible_archive' ] );
return $source ;
}
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function current_before ( $return , $theme ) {
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if ( is_wp_error ( $return ) )
return $return ;
$theme = isset ( $theme [ 'theme' ]) ? $theme [ 'theme' ] : '' ;
if ( $theme != get_stylesheet () ) //If not current
return $return ;
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//Change to maintenance mode now.
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if ( ! $this -> bulk )
$this -> maintenance_mode ( true );
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return $return ;
}
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function current_after ( $return , $theme ) {
if ( is_wp_error ( $return ) )
return $return ;
$theme = isset ( $theme [ 'theme' ]) ? $theme [ 'theme' ] : '' ;
if ( $theme != get_stylesheet () ) //If not current
return $return ;
//Ensure stylesheet name hasnt changed after the upgrade:
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// @TODO: Note, This doesn't handle the Template changing, or the Template name changing.
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if ( $theme == get_stylesheet () && $theme != $this -> result [ 'destination_name' ] ) {
$theme_info = $this -> theme_info ();
$stylesheet = $this -> result [ 'destination_name' ];
$template = ! empty ( $theme_info [ 'Template' ]) ? $theme_info [ 'Template' ] : $stylesheet ;
switch_theme ( $template , $stylesheet , true );
}
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//Time to remove maintenance mode
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if ( ! $this -> bulk )
$this -> maintenance_mode ( false );
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return $return ;
}
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function delete_old_theme ( $removed , $local_destination , $remote_destination , $theme ) {
global $wp_filesystem ;
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$theme = isset ( $theme [ 'theme' ]) ? $theme [ 'theme' ] : '' ;
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if ( is_wp_error ( $removed ) || empty ( $theme ) )
return $removed ; //Pass errors through.
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$themes_dir = $wp_filesystem -> wp_themes_dir ();
if ( $wp_filesystem -> exists ( trailingslashit ( $themes_dir ) . $theme ) )
if ( ! $wp_filesystem -> delete ( trailingslashit ( $themes_dir ) . $theme , true ) )
return false ;
return true ;
}
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function theme_info ( $theme = null ) {
if ( empty ( $theme ) ) {
if ( ! empty ( $this -> result [ 'destination_name' ]) )
$theme = $this -> result [ 'destination_name' ];
else
return false ;
}
return get_theme_data ( WP_CONTENT_DIR . '/themes/' . $theme . '/style.css' );
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}
}
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/**
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* Core Upgrader class for WordPress . It allows for WordPress to upgrade itself in combination with the wp - admin / includes / update - core . php file
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*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Core_Upgrader extends WP_Upgrader {
function upgrade_strings () {
$this -> strings [ 'up_to_date' ] = __ ( 'WordPress is at the latest version.' );
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$this -> strings [ 'no_package' ] = __ ( 'Update package not available.' );
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$this -> strings [ 'downloading_package' ] = __ ( 'Downloading update from <span class="code">%s</span>…' );
$this -> strings [ 'unpack_package' ] = __ ( 'Unpacking the update…' );
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$this -> strings [ 'copy_failed' ] = __ ( 'Could not copy files.' );
}
function upgrade ( $current ) {
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global $wp_filesystem , $wp_version ;
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$this -> init ();
$this -> upgrade_strings ();
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if ( ! empty ( $feedback ) )
add_filter ( 'update_feedback' , $feedback );
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// Is an update available?
if ( ! isset ( $current -> response ) || $current -> response == 'latest' )
return new WP_Error ( 'up_to_date' , $this -> strings [ 'up_to_date' ]);
$res = $this -> fs_connect ( array ( ABSPATH , WP_CONTENT_DIR ) );
if ( is_wp_error ( $res ) )
return $res ;
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$wp_dir = trailingslashit ( $wp_filesystem -> abspath ());
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// If partial update is returned from the API, use that, unless we're doing a reinstall.
// If we cross the new_bundled version number, then use the new_bundled zip.
// Don't though if the constant is set to skip bundled items.
// If the API returns a no_content zip, go with it. Finally, default to the full zip.
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if ( $current -> packages -> partial && 'reinstall' != $current -> response && $wp_version == $current -> partial_version )
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$to_download = 'partial' ;
elseif ( $current -> packages -> new_bundled && version_compare ( $wp_version , $current -> new_bundled , '<' )
&& ( ! defined ( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) )
$to_download = 'new_bundled' ;
elseif ( $current -> packages -> no_content )
$to_download = 'no_content' ;
else
$to_download = 'full' ;
$download = $this -> download_package ( $current -> packages -> $to_download );
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if ( is_wp_error ( $download ) )
return $download ;
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$working_dir = $this -> unpack_package ( $download );
if ( is_wp_error ( $working_dir ) )
return $working_dir ;
// Copy update-core.php from the new version into place.
if ( ! $wp_filesystem -> copy ( $working_dir . '/wordpress/wp-admin/includes/update-core.php' , $wp_dir . 'wp-admin/includes/update-core.php' , true ) ) {
$wp_filesystem -> delete ( $working_dir , true );
return new WP_Error ( 'copy_failed' , $this -> strings [ 'copy_failed' ]);
}
$wp_filesystem -> chmod ( $wp_dir . 'wp-admin/includes/update-core.php' , FS_CHMOD_FILE );
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require ( ABSPATH . 'wp-admin/includes/update-core.php' );
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return update_core ( $working_dir , $wp_dir );
}
}
/**
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* Generic Skin for the WordPress Upgrader classes . This skin is designed to be extended for specific purposes .
*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
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*/
class WP_Upgrader_Skin {
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var $upgrader ;
var $done_header = false ;
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var $result = false ;
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function __construct ( $args = array ()) {
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$defaults = array ( 'url' => '' , 'nonce' => '' , 'title' => '' , 'context' => false );
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$this -> options = wp_parse_args ( $args , $defaults );
}
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function set_upgrader ( & $upgrader ) {
if ( is_object ( $upgrader ) )
$this -> upgrader =& $upgrader ;
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$this -> add_strings ();
}
function add_strings () {
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}
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function set_result ( $result ) {
$this -> result = $result ;
}
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function request_filesystem_credentials ( $error = false ) {
$url = $this -> options [ 'url' ];
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$context = $this -> options [ 'context' ];
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if ( ! empty ( $this -> options [ 'nonce' ]) )
$url = wp_nonce_url ( $url , $this -> options [ 'nonce' ]);
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return request_filesystem_credentials ( $url , '' , $error , $context ); //Possible to bring inline, Leaving as is for now.
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}
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function header () {
if ( $this -> done_header )
return ;
$this -> done_header = true ;
echo '<div class="wrap">' ;
echo screen_icon ();
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echo '<h2>' . $this -> options [ 'title' ] . '</h2>' ;
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}
function footer () {
echo '</div>' ;
}
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function error ( $errors ) {
if ( ! $this -> done_header )
$this -> header ();
if ( is_string ( $errors ) ) {
$this -> feedback ( $errors );
} elseif ( is_wp_error ( $errors ) && $errors -> get_error_code () ) {
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foreach ( $errors -> get_error_messages () as $message ) {
if ( $errors -> get_error_data () )
$this -> feedback ( $message . ' ' . $errors -> get_error_data () );
else
$this -> feedback ( $message );
}
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}
}
function feedback ( $string ) {
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if ( isset ( $this -> upgrader -> strings [ $string ] ) )
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$string = $this -> upgrader -> strings [ $string ];
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if ( strpos ( $string , '%' ) !== false ) {
$args = func_get_args ();
$args = array_splice ( $args , 1 );
if ( ! empty ( $args ) )
$string = vsprintf ( $string , $args );
}
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if ( empty ( $string ) )
return ;
show_message ( $string );
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}
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function before () {}
function after () {}
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}
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/**
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* Plugin Upgrader Skin for WordPress Plugin Upgrades .
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*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Plugin_Upgrader_Skin extends WP_Upgrader_Skin {
var $plugin = '' ;
var $plugin_active = false ;
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var $plugin_network_active = false ;
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function __construct ( $args = array ()) {
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$defaults = array ( 'url' => '' , 'plugin' => '' , 'nonce' => '' , 'title' => __ ( 'Update Plugin' ) );
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$args = wp_parse_args ( $args , $defaults );
$this -> plugin = $args [ 'plugin' ];
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$this -> plugin_active = is_plugin_active ( $this -> plugin );
$this -> plugin_network_active = is_plugin_active_for_network ( $this -> plugin );
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parent :: __construct ( $args );
}
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function after () {
$this -> plugin = $this -> upgrader -> plugin_info ();
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if ( ! empty ( $this -> plugin ) && ! is_wp_error ( $this -> result ) && $this -> plugin_active ){
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show_message ( __ ( 'Reactivating the plugin…' ));
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echo '<iframe style="border:0;overflow:hidden" width="100%" height="170px" src="' . wp_nonce_url ( 'update.php?action=activate-plugin&networkwide=' . $this -> plugin_network_active . '&plugin=' . $this -> plugin , 'activate-plugin_' . $this -> plugin ) . '"></iframe>' ;
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}
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$update_actions = array (
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'activate_plugin' => '<a href="' . wp_nonce_url ( 'plugins.php?action=activate&plugin=' . $this -> plugin , 'activate-plugin_' . $this -> plugin ) . '" title="' . esc_attr__ ( 'Activate this plugin' ) . '" target="_parent">' . __ ( 'Activate Plugin' ) . '</a>' ,
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'plugins_page' => '<a href="' . self_admin_url ( 'plugins.php' ) . '" title="' . esc_attr__ ( 'Go to plugins page' ) . '" target="_parent">' . __ ( 'Return to Plugins page' ) . '</a>'
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);
if ( $this -> plugin_active )
unset ( $update_actions [ 'activate_plugin' ] );
if ( ! $this -> result || is_wp_error ( $this -> result ) )
unset ( $update_actions [ 'activate_plugin' ] );
$update_actions = apply_filters ( 'update_plugin_complete_actions' , $update_actions , $this -> plugin );
if ( ! empty ( $update_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $update_actions ));
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}
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function before () {
if ( $this -> upgrader -> show_before ) {
echo $this -> upgrader -> show_before ;
$this -> upgrader -> show_before = '' ;
}
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}
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}
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/**
* Plugin Upgrader Skin for WordPress Plugin Upgrades .
*
* @ package WordPress
* @ subpackage Upgrader
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* @ since 3.0 . 0
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*/
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class Bulk_Upgrader_Skin extends WP_Upgrader_Skin {
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var $in_loop = false ;
var $error = false ;
function __construct ( $args = array ()) {
$defaults = array ( 'url' => '' , 'nonce' => '' );
$args = wp_parse_args ( $args , $defaults );
parent :: __construct ( $args );
}
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function add_strings () {
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$this -> upgrader -> strings [ 'skin_upgrade_start' ] = __ ( 'The update process is starting. This process may take a while on some hosts, so please be patient.' );
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$this -> upgrader -> strings [ 'skin_update_failed_error' ] = __ ( 'An error occurred while updating %1$s: <strong>%2$s</strong>.' );
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$this -> upgrader -> strings [ 'skin_update_failed' ] = __ ( 'The update of %1$s failed.' );
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$this -> upgrader -> strings [ 'skin_update_successful' ] = __ ( '%1$s updated successfully.' ) . ' <a onclick="%2$s" href="#" class="hide-if-no-js"><span>' . __ ( 'Show Details' ) . '</span><span class="hidden">' . __ ( 'Hide Details' ) . '</span>.</a>' ;
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$this -> upgrader -> strings [ 'skin_upgrade_end' ] = __ ( 'All updates have been completed.' );
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}
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function feedback ( $string ) {
if ( isset ( $this -> upgrader -> strings [ $string ] ) )
$string = $this -> upgrader -> strings [ $string ];
if ( strpos ( $string , '%' ) !== false ) {
$args = func_get_args ();
$args = array_splice ( $args , 1 );
if ( ! empty ( $args ) )
$string = vsprintf ( $string , $args );
}
if ( empty ( $string ) )
return ;
if ( $this -> in_loop )
echo " $string <br /> \n " ;
else
echo " <p> $string </p> \n " ;
}
function header () {
// Nothing, This will be displayed within a iframe.
}
function footer () {
// Nothing, This will be displayed within a iframe.
}
function error ( $error ) {
if ( is_string ( $error ) && isset ( $this -> upgrader -> strings [ $error ] ) )
$this -> error = $this -> upgrader -> strings [ $error ];
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if ( is_wp_error ( $error ) ) {
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foreach ( $error -> get_error_messages () as $emessage ) {
if ( $error -> get_error_data () )
$messages [] = $emessage . ' ' . $error -> get_error_data ();
else
$messages [] = $emessage ;
}
$this -> error = implode ( ', ' , $messages );
}
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echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js ( $this -> upgrader -> update_current ) . '\').hide();</script>' ;
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}
function bulk_header () {
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$this -> feedback ( 'skin_upgrade_start' );
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}
function bulk_footer () {
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$this -> feedback ( 'skin_upgrade_end' );
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}
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function before ( $title = '' ) {
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$this -> in_loop = true ;
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printf ( '<h4>' . $this -> upgrader -> strings [ 'skin_before_update_header' ] . ' <img alt="" src="' . admin_url ( 'images/wpspin_light.gif' ) . '" class="hidden waiting-' . $this -> upgrader -> update_current . '" style="vertical-align:middle;" /></h4>' , $title , $this -> upgrader -> update_current , $this -> upgrader -> update_count );
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echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js ( $this -> upgrader -> update_current ) . '\').show();</script>' ;
echo '<div class="update-messages hide-if-js" id="progress-' . esc_attr ( $this -> upgrader -> update_current ) . '"><p>' ;
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$this -> flush_output ();
}
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function after ( $title = '' ) {
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echo '</p></div>' ;
if ( $this -> error || ! $this -> result ) {
if ( $this -> error )
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echo '<div class="error"><p>' . sprintf ( $this -> upgrader -> strings [ 'skin_update_failed_error' ], $title , $this -> error ) . '</p></div>' ;
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else
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echo '<div class="error"><p>' . sprintf ( $this -> upgrader -> strings [ 'skin_update_failed' ], $title ) . '</p></div>' ;
echo '<script type="text/javascript">jQuery(\'#progress-' . esc_js ( $this -> upgrader -> update_current ) . '\').show();</script>' ;
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}
if ( ! empty ( $this -> result ) && ! is_wp_error ( $this -> result ) ) {
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echo '<div class="updated"><p>' . sprintf ( $this -> upgrader -> strings [ 'skin_update_successful' ], $title , 'jQuery(\'#progress-' . esc_js ( $this -> upgrader -> update_current ) . '\').toggle();jQuery(\'span\', this).toggle(); return false;' ) . '</p></div>' ;
echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js ( $this -> upgrader -> update_current ) . '\').hide();</script>' ;
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}
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$this -> reset ();
$this -> flush_output ();
}
function reset () {
$this -> in_loop = false ;
$this -> error = false ;
}
function flush_output () {
wp_ob_end_flush_all ();
flush ();
}
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}
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class Bulk_Plugin_Upgrader_Skin extends Bulk_Upgrader_Skin {
var $plugin_info = array (); // Plugin_Upgrader::bulk() will fill this in.
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function __construct ( $args = array ()) {
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parent :: __construct ( $args );
}
function add_strings () {
parent :: add_strings ();
$this -> upgrader -> strings [ 'skin_before_update_header' ] = __ ( 'Updating Plugin %1$s (%2$d/%3$d)' );
}
function before () {
parent :: before ( $this -> plugin_info [ 'Title' ]);
}
function after () {
parent :: after ( $this -> plugin_info [ 'Title' ]);
}
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function bulk_footer () {
parent :: bulk_footer ();
$update_actions = array (
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'plugins_page' => '<a href="' . self_admin_url ( 'plugins.php' ) . '" title="' . esc_attr__ ( 'Go to plugins page' ) . '" target="_parent">' . __ ( 'Return to Plugins page' ) . '</a>' ,
'updates_page' => '<a href="' . self_admin_url ( 'update-core.php' ) . '" title="' . esc_attr__ ( 'Go to WordPress Updates page' ) . '" target="_parent">' . __ ( 'Return to WordPress Updates' ) . '</a>'
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);
$update_actions = apply_filters ( 'update_bulk_plugins_complete_actions' , $update_actions , $this -> plugin_info );
if ( ! empty ( $update_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $update_actions ));
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}
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}
class Bulk_Theme_Upgrader_Skin extends Bulk_Upgrader_Skin {
var $theme_info = array (); // Theme_Upgrader::bulk() will fill this in.
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function __construct ( $args = array ()) {
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parent :: __construct ( $args );
}
function add_strings () {
parent :: add_strings ();
$this -> upgrader -> strings [ 'skin_before_update_header' ] = __ ( 'Updating Theme %1$s (%2$d/%3$d)' );
}
function before () {
parent :: before ( $this -> theme_info [ 'Name' ]);
}
function after () {
parent :: after ( $this -> theme_info [ 'Name' ]);
}
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function bulk_footer () {
parent :: bulk_footer ();
$update_actions = array (
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'themes_page' => '<a href="' . self_admin_url ( 'themes.php' ) . '" title="' . esc_attr__ ( 'Go to themes page' ) . '" target="_parent">' . __ ( 'Return to Themes page' ) . '</a>' ,
'updates_page' => '<a href="' . self_admin_url ( 'update-core.php' ) . '" title="' . esc_attr__ ( 'Go to WordPress Updates page' ) . '" target="_parent">' . __ ( 'Return to WordPress Updates' ) . '</a>'
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);
$update_actions = apply_filters ( 'update_bulk_theme_complete_actions' , $update_actions , $this -> theme_info );
if ( ! empty ( $update_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $update_actions ));
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}
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}
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/**
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* Plugin Installer Skin for WordPress Plugin Installer .
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*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Plugin_Installer_Skin extends WP_Upgrader_Skin {
var $api ;
var $type ;
function __construct ( $args = array ()) {
$defaults = array ( 'type' => 'web' , 'url' => '' , 'plugin' => '' , 'nonce' => '' , 'title' => '' );
$args = wp_parse_args ( $args , $defaults );
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$this -> type = $args [ 'type' ];
$this -> api = isset ( $args [ 'api' ]) ? $args [ 'api' ] : array ();
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parent :: __construct ( $args );
}
function before () {
if ( ! empty ( $this -> api ) )
$this -> upgrader -> strings [ 'process_success' ] = sprintf ( __ ( 'Successfully installed the plugin <strong>%s %s</strong>.' ), $this -> api -> name , $this -> api -> version );
}
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function after () {
$plugin_file = $this -> upgrader -> plugin_info ();
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$install_actions = array ();
$from = isset ( $_GET [ 'from' ]) ? stripslashes ( $_GET [ 'from' ]) : 'plugins' ;
if ( 'import' == $from )
$install_actions [ 'activate_plugin' ] = '<a href="' . wp_nonce_url ( 'plugins.php?action=activate&from=import&plugin=' . $plugin_file , 'activate-plugin_' . $plugin_file ) . '" title="' . esc_attr__ ( 'Activate this plugin' ) . '" target="_parent">' . __ ( 'Activate Plugin & Run Importer' ) . '</a>' ;
else
$install_actions [ 'activate_plugin' ] = '<a href="' . wp_nonce_url ( 'plugins.php?action=activate&plugin=' . $plugin_file , 'activate-plugin_' . $plugin_file ) . '" title="' . esc_attr__ ( 'Activate this plugin' ) . '" target="_parent">' . __ ( 'Activate Plugin' ) . '</a>' ;
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if ( is_multisite () && current_user_can ( 'manage_network_plugins' ) ) {
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$install_actions [ 'network_activate' ] = '<a href="' . wp_nonce_url ( 'plugins.php?action=activate&networkwide=1&plugin=' . $plugin_file , 'activate-plugin_' . $plugin_file ) . '" title="' . esc_attr__ ( 'Activate this plugin for all sites in this network' ) . '" target="_parent">' . __ ( 'Network Activate' ) . '</a>' ;
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unset ( $install_actions [ 'activate_plugin' ] );
}
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if ( 'import' == $from )
$install_actions [ 'importers_page' ] = '<a href="' . admin_url ( 'import.php' ) . '" title="' . esc_attr__ ( 'Return to Importers' ) . '" target="_parent">' . __ ( 'Return to Importers' ) . '</a>' ;
else if ( $this -> type == 'web' )
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$install_actions [ 'plugins_page' ] = '<a href="' . self_admin_url ( 'plugin-install.php' ) . '" title="' . esc_attr__ ( 'Return to Plugin Installer' ) . '" target="_parent">' . __ ( 'Return to Plugin Installer' ) . '</a>' ;
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else
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$install_actions [ 'plugins_page' ] = '<a href="' . self_admin_url ( 'plugins.php' ) . '" title="' . esc_attr__ ( 'Return to Plugins page' ) . '" target="_parent">' . __ ( 'Return to Plugins page' ) . '</a>' ;
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if ( ! $this -> result || is_wp_error ( $this -> result ) ) {
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unset ( $install_actions [ 'activate_plugin' ] );
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unset ( $install_actions [ 'network_activate' ] );
}
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$install_actions = apply_filters ( 'install_plugin_complete_actions' , $install_actions , $this -> api , $plugin_file );
if ( ! empty ( $install_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $install_actions ));
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}
}
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/**
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* Theme Installer Skin for the WordPress Theme Installer .
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*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Theme_Installer_Skin extends WP_Upgrader_Skin {
var $api ;
var $type ;
function __construct ( $args = array ()) {
$defaults = array ( 'type' => 'web' , 'url' => '' , 'theme' => '' , 'nonce' => '' , 'title' => '' );
$args = wp_parse_args ( $args , $defaults );
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$this -> type = $args [ 'type' ];
$this -> api = isset ( $args [ 'api' ]) ? $args [ 'api' ] : array ();
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parent :: __construct ( $args );
}
function before () {
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if ( ! empty ( $this -> api ) ) {
/* translators: 1: theme name, 2: version */
$this -> upgrader -> strings [ 'process_success' ] = sprintf ( __ ( 'Successfully installed the theme <strong>%1$s %2$s</strong>.' ), $this -> api -> name , $this -> api -> version );
}
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}
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function after () {
if ( empty ( $this -> upgrader -> result [ 'destination_name' ]) )
return ;
$theme_info = $this -> upgrader -> theme_info ();
if ( empty ( $theme_info ) )
return ;
$name = $theme_info [ 'Name' ];
$stylesheet = $this -> upgrader -> result [ 'destination_name' ];
$template = ! empty ( $theme_info [ 'Template' ]) ? $theme_info [ 'Template' ] : $stylesheet ;
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$preview_link = htmlspecialchars ( add_query_arg ( array ( 'preview' => 1 , 'template' => $template , 'stylesheet' => $stylesheet , 'preview_iframe' => 1 , 'TB_iframe' => 'true' ), trailingslashit ( esc_url ( get_option ( 'home' ))) ) );
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$activate_link = wp_nonce_url ( " themes.php?action=activate&template= " . urlencode ( $template ) . " &stylesheet= " . urlencode ( $stylesheet ), 'switch-theme_' . $template );
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$install_actions = array (
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'preview' => '<a href="' . $preview_link . '" class="thickbox thickbox-preview" title="' . esc_attr ( sprintf ( __ ( 'Preview “%s”' ), $name )) . '">' . __ ( 'Preview' ) . '</a>' ,
'activate' => '<a href="' . $activate_link . '" class="activatelink" title="' . esc_attr ( sprintf ( __ ( 'Activate “%s”' ), $name ) ) . '">' . __ ( 'Activate' ) . '</a>'
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);
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if ( is_network_admin () && current_user_can ( 'manage_network_themes' ) )
$install_actions [ 'network_enable' ] = '<a href="' . esc_url ( wp_nonce_url ( 'themes.php?action=enable&theme=' . $template , 'enable-theme_' . $template ) ) . '" title="' . esc_attr__ ( 'Enable this theme for all sites in this network' ) . '" target="_parent">' . __ ( 'Network Enable' ) . '</a>' ;
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if ( $this -> type == 'web' )
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$install_actions [ 'themes_page' ] = '<a href="' . self_admin_url ( 'theme-install.php' ) . '" title="' . esc_attr__ ( 'Return to Theme Installer' ) . '" target="_parent">' . __ ( 'Return to Theme Installer' ) . '</a>' ;
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else
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$install_actions [ 'themes_page' ] = '<a href="' . self_admin_url ( 'themes.php' ) . '" title="' . esc_attr__ ( 'Themes page' ) . '" target="_parent">' . __ ( 'Return to Themes page' ) . '</a>' ;
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if ( ! $this -> result || is_wp_error ( $this -> result ) || is_network_admin () )
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unset ( $install_actions [ 'activate' ], $install_actions [ 'preview' ] );
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$install_actions = apply_filters ( 'install_theme_complete_actions' , $install_actions , $this -> api , $stylesheet , $theme_info );
if ( ! empty ( $install_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $install_actions ));
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}
}
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/**
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* Theme Upgrader Skin for WordPress Theme Upgrades .
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*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class Theme_Upgrader_Skin extends WP_Upgrader_Skin {
var $theme = '' ;
function __construct ( $args = array ()) {
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$defaults = array ( 'url' => '' , 'theme' => '' , 'nonce' => '' , 'title' => __ ( 'Update Theme' ) );
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$args = wp_parse_args ( $args , $defaults );
$this -> theme = $args [ 'theme' ];
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parent :: __construct ( $args );
}
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function after () {
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$update_actions = array ();
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if ( ! empty ( $this -> upgrader -> result [ 'destination_name' ]) &&
( $theme_info = $this -> upgrader -> theme_info ()) &&
! empty ( $theme_info ) ) {
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$name = $theme_info [ 'Name' ];
$stylesheet = $this -> upgrader -> result [ 'destination_name' ];
$template = ! empty ( $theme_info [ 'Template' ]) ? $theme_info [ 'Template' ] : $stylesheet ;
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$preview_link = htmlspecialchars ( add_query_arg ( array ( 'preview' => 1 , 'template' => $template , 'stylesheet' => $stylesheet , 'TB_iframe' => 'true' ), trailingslashit ( esc_url ( get_option ( 'home' ))) ) );
$activate_link = wp_nonce_url ( " themes.php?action=activate&template= " . urlencode ( $template ) . " &stylesheet= " . urlencode ( $stylesheet ), 'switch-theme_' . $template );
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$update_actions [ 'preview' ] = '<a href="' . $preview_link . '" class="thickbox thickbox-preview" title="' . esc_attr ( sprintf ( __ ( 'Preview “%s”' ), $name )) . '">' . __ ( 'Preview' ) . '</a>' ;
$update_actions [ 'activate' ] = '<a href="' . $activate_link . '" class="activatelink" title="' . esc_attr ( sprintf ( __ ( 'Activate “%s”' ), $name ) ) . '">' . __ ( 'Activate' ) . '</a>' ;
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if ( ( ! $this -> result || is_wp_error ( $this -> result ) ) || $stylesheet == get_stylesheet () )
unset ( $update_actions [ 'preview' ], $update_actions [ 'activate' ]);
}
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$update_actions [ 'themes_page' ] = '<a href="' . self_admin_url ( 'themes.php' ) . '" title="' . esc_attr__ ( 'Return to Themes page' ) . '" target="_parent">' . __ ( 'Return to Themes page' ) . '</a>' ;
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$update_actions = apply_filters ( 'update_theme_complete_actions' , $update_actions , $this -> theme );
if ( ! empty ( $update_actions ) )
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$this -> feedback ( implode ( ' | ' , ( array ) $update_actions ));
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}
}
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/**
* Upgrade Skin helper for File uploads . This class handles the upload process and passes it as if its a local file to the Upgrade / Installer functions .
*
* @ TODO More Detailed docs , for methods as well .
*
* @ package WordPress
* @ subpackage Upgrader
* @ since 2.8 . 0
*/
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class File_Upload_Upgrader {
var $package ;
var $filename ;
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var $id = 0 ;
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function __construct ( $form , $urlholder ) {
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if ( empty ( $_FILES [ $form ][ 'name' ]) && empty ( $_GET [ $urlholder ]) )
wp_die ( __ ( 'Please select a file' ));
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//Handle a newly uploaded file, Else assume its already been uploaded
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if ( ! empty ( $_FILES ) ) {
$overrides = array ( 'test_form' => false , 'test_type' => false );
$file = wp_handle_upload ( $_FILES [ $form ], $overrides );
if ( isset ( $file [ 'error' ] ) )
wp_die ( $file [ 'error' ] );
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$this -> filename = $_FILES [ $form ][ 'name' ];
$this -> package = $file [ 'file' ];
// Construct the object array
$object = array (
'post_title' => $this -> filename ,
'post_content' => $file [ 'url' ],
'post_mime_type' => $file [ 'type' ],
'guid' => $file [ 'url' ],
'context' => 'upgrader' ,
'post_status' => 'private'
);
// Save the data
$this -> id = wp_insert_attachment ( $object , $file [ 'file' ] );
// schedule a cleanup for 2 hours from now in case of failed install
wp_schedule_single_event ( time () + 7200 , 'upgrader_scheduled_cleanup' , array ( $this -> id ) );
} elseif ( is_numeric ( $_GET [ $urlholder ] ) ) {
// Numeric Package = previously uploaded file, see above.
$this -> id = ( int ) $_GET [ $urlholder ];
$attachment = get_post ( $this -> id );
if ( empty ( $attachment ) )
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wp_die ( __ ( 'Please select a file' ));
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$this -> filename = $attachment -> post_title ;
$this -> package = get_attached_file ( $attachment -> ID );
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} else {
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// Else, It's set to something, Back compat for plugins using the old (pre-3.3) File_Uploader handler.
if ( ! ( ( $uploads = wp_upload_dir () ) && false === $uploads [ 'error' ] ) )
wp_die ( $uploads [ 'error' ] );
$this -> filename = $_GET [ $urlholder ];
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$this -> package = $uploads [ 'basedir' ] . '/' . $this -> filename ;
}
}
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function cleanup () {
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if ( $this -> id )
wp_delete_attachment ( $this -> id );
elseif ( file_exists ( $this -> package ) )
return @ unlink ( $this -> package );
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return true ;
}
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}