<?php
/**
* Upgrader API: Theme_Upgrader_Skin class
*
* @package WordPress
* @subpackage Upgrader
* @since 4.6.0
*/

/**
* Theme Upgrader Skin for WordPress Theme Upgrades.
*
* @since 2.8.0
* @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader-skins.php.
*
* @see WP_Upgrader_Skin
*/
class Theme_Upgrader_Skin extends WP_Upgrader_Skin {

/**
* Holds the theme slug in the Theme Directory.
*
* @since 2.8.0
*
* @var string
*/
public $theme = '';

/**
* Constructor.
*
* Sets up the theme upgrader skin.
*
* @since 2.8.0
*
* @param array $args Optional. The theme upgrader skin arguments to
* override default options. Default empty array.
*/
public function __construct( $args = array() ) {
$defaults = array(
'url' => '',
'theme' => '',
'nonce' => '',
'title' => __( 'Update Theme' ),
);
$args = wp_parse_args( $args, $defaults );

$this->theme = $args['theme'];

parent::__construct( $args );
}

/**
* Performs an action following a single theme update.
*
* @since 2.8.0
*/
public function after() {
$this->decrement_update_count( 'theme' );

$update_actions = array();
$theme_info = $this->upgrader->theme_info();
if ( $theme_info ) {
$name = $theme_info->display( 'Name' );
$stylesheet = $this->upgrader->result['destination_name'];
$template = $theme_info->get_template();

$activate_link = add_query_arg(
array(
'action' => 'activate',
'template' => urlencode( $template ),
'stylesheet' => urlencode( $stylesheet ),
),
admin_url( 'themes.php' )
);
$activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );

$customize_url = add_query_arg(
array(
'theme' => urlencode( $stylesheet ),
'return' => urlencode( admin_url( 'themes.php' ) ),
),
admin_url( 'customize.php' )
);

if ( get_stylesheet() === $stylesheet ) {
if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
$update_actions['preview'] = sprintf(
'<a href="%s" class="hide-if-no-customize load-customize">' .
'<span aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></a>',
esc_url( $customize_url ),
__( 'Customize' ),
/* translators: Hidden accessibility text. %s: Theme name. */
sprintf( __( 'Customize &#8220;%s&#8221;' ), $name )
);
}
} elseif ( current_user_can( 'switch_themes' ) ) {
if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
$update_actions['preview'] = sprintf(
'<a href="%s" class="hide-if-no-customize load-customize">' .
'<span aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></a>',
esc_url( $customize_url ),
__( 'Live Preview' ),
/* translators: Hidden accessibility text. %s: Theme name. */
sprintf( __( 'Live Preview &#8220;%s&#8221;' ), $name )
);
}

$update_actions['activate'] = sprintf(
'<a href="%s" class="activatelink">' .
'<span aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></a>',
esc_url( $activate_link ),
_x( 'Activate', 'theme' ),
/* translators: Hidden accessibility text. %s: Theme name. */
sprintf( _x( 'Activate &#8220;%s&#8221;', 'theme' ), $name )
);
}

if ( ! $this->result || is_wp_error( $this->result ) || is_network_admin() ) {
unset( $update_actions['preview'], $update_actions['activate'] );
}
}

$update_actions['themes_page'] = sprintf(
'<a href="%s" target="_parent">%s</a>',
self_admin_url( 'themes.php' ),
__( 'Go to Themes page' )
);

/**
* Filters the list of action links available following a single theme update.
*
* @since 2.8.0
*
* @param string[] $update_actions Array of theme action links.
* @param string $theme Theme directory name.
*/
$update_actions = apply_filters( 'update_theme_complete_actions', $update_actions, $this->theme );

if ( ! empty( $update_actions ) ) {
$this->feedback( implode( ' | ', (array) $update_actions ) );
}
}
}