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class-wp-theme-install-list-table.php

<?php
/**
* List Table API: WP_Theme_Install_List_Table class
*
* @package WordPress
* @subpackage Administration
* @since 3.1.0
*/
/**
* Core class used to implement displaying themes to install in a list table.
*
* @since 3.1.0
*
* @see WP_Themes_List_Table
*/
class WP_Theme_Install_List_Table extends WP_Themes_List_Table {
public $features = array();
/**
* @return bool
*/
public function ajax_user_can() {
return current_user_can( 'install_themes' );
}
/**
* @global array  $tabs
* @global string $tab
* @global int    $paged
* @global string $type
* @global array  $theme_field_defaults
*/
public function prepare_items() {
require ABSPATH . 'wp-admin/includes/theme-install.php';
global $tabs, $tab, $paged, $type, $theme_field_defaults;
$tab = ! empty( $_REQUEST['tab'] ) ? sanitize_text_field( $_REQUEST['tab'] ) : '';
$search_terms  = array();
$search_string = '';
if ( ! empty( $_REQUEST['s'] ) ) {
$search_string = strtolower( wp_unslash( $_REQUEST['s'] ) );
$search_terms  = array_unique( array_filter( array_map( 'trim', explode( ',', $search_string ) ) ) );
}
if ( ! empty( $_REQUEST['features'] ) ) {
$this->features = $_REQUEST['features'];
}
$paged = $this->get_pagenum();
$per_page = 36;
// These are the tabs which are shown on the page,
$tabs              = array();
$tabs['dashboard'] = __( 'Search' );
if ( 'search' === $tab ) {
$tabs['search'] = __( 'Search Results' );
}
$tabs['upload']   = __( 'Upload' );
$tabs['featured'] = _x( 'Featured', 'themes' );
//$tabs['popular']  = _x( 'Popular', 'themes' );
$tabs['new']     = _x( 'Latest', 'themes' );
$tabs['updated'] = _x( 'Recently Updated', 'themes' );
$nonmenu_tabs = array( 'theme-information' ); // Valid actions to perform which do not have a Menu item.
/** This filter is documented in wp-admin/theme-install.php */
$tabs = apply_filters( 'install_themes_tabs', $tabs );
/**
* Filters tabs not associated with a menu item on the Install Themes screen.
*
* @since 2.8.0
*
* @param string[] $nonmenu_tabs The tabs that don't have a menu item on
*                               the Install Themes screen.
*/
$nonmenu_tabs = apply_filters( 'install_themes_nonmenu_tabs', $nonmenu_tabs );
// If a non-valid menu tab has been selected, And it's not a non-menu action.
if ( empty( $tab ) || ( ! isset( $tabs[ $tab ] ) && ! in_array( $tab, (array) $nonmenu_tabs, true ) ) ) {
$tab = key( $tabs );
}
$args = array(
'page'     => $paged,
'per_page' => $per_page,
'fields'   => $theme_field_defaults,
);
switch ( $tab ) {
case 'search':
$type = isset( $_REQUEST['type'] ) ? wp_unslash( $_REQUEST['type'] ) : 'term';
switch ( $type ) {
case 'tag':
$args['tag'] = array_map( 'sanitize_key', $search_terms );
break;
case 'term':
$args['search'] = $search_string;
break;
case 'author':
$args['author'] = $search_string;
break;
}
if ( ! empty( $this->features ) ) {
$args['tag']      = $this->features;
$_REQUEST['s']    = implode( ',', $this->features );
$_REQUEST['type'] = 'tag';
}
add_action( 'install_themes_table_header', 'install_theme_search_form', 10, 0 );
break;
case 'featured':
// case 'popular':
case 'new':
case 'updated':
$args['browse'] = $tab;
break;
default:
$args = false;
break;
}
/**
* Filters API request arguments for each Install Themes screen tab.
*
* The dynamic portion of the hook name, `$tab`, refers to the theme install
* tab.
*
* Possible hook names include:
*
*  - `install_themes_table_api_args_dashboard`
*  - `install_themes_table_api_args_featured`
*  - `install_themes_table_api_args_new`
*  - `install_themes_table_api_args_search`
*  - `install_themes_table_api_args_updated`
*  - `install_themes_table_api_args_upload`
*
* @since 3.7.0
*
* @param array|false $args Theme install API arguments.
*/
$args = apply_filters( "install_themes_table_api_args_{$tab}", $args );
if ( ! $args ) {
return;
}
$api = themes_api( 'query_themes', $args );
if ( is_wp_error( $api ) ) {
wp_die( '<p>' . $api->get_error_message() . '</p> <p><a href="#" onclick="document.location.reload(); return false;">' . __( 'Try Again' ) . '</a></p>' );
}
$this->items = $api->themes;
$this->set_pagination_args(
array(
'total_items'     => $api->info['results'],
'per_page'        => $args['per_page'],
'infinite_scroll' => true,
)
);
}
/**
*/
public function no_items() {
_e( 'No themes match your request.' );
}
/**
* @global array $tabs
* @global string $tab
* @return array
*/
protected function get_views() {
global $tabs, $tab;
$display_tabs = array();
foreach ( (array) $tabs as $action => $text ) {
$display_tabs[ 'theme-install-' . $action ] = array(
'url'     => self_admin_url( 'theme-install.php?tab=' . $action ),
'label'   => $text,
'current' => $action === $tab,
);
}
return $this->get_views_links( $display_tabs );
}
/**
* Displays the theme install table.
*
* Overrides the parent display() method to provide a different container.
*
* @since 3.1.0
*/
public function display() {
wp_nonce_field( 'fetch-list-' . get_class( $this ), '_ajax_fetch_list_nonce' );
?>
<div class="tablenav top themes">
<div class="alignleft actions">
<?php
/**
* Fires in the Install Themes list table header.
*
* @since 2.8.0
*/
do_action( 'install_themes_table_header' );
?>
</div>
<?php $this->pagination( 'top' ); ?>
<br class="clear" />
</div>
<div id="availablethemes">
<?php $this->display_rows_or_placeholder(); ?>
</div>
<?php
$this->tablenav( 'bottom' );
}
/**
*/
public function display_rows() {
$themes = $this->items;
foreach ( $themes as $theme ) {
?>
<div class="available-theme installable-theme">
<?php
$this->single_row( $theme );
?>
</div>
<?php
} // End foreach $theme_names.
$this->theme_installer();
}
/**
* Prints a theme from the WordPress.org API.
*
* @since 3.1.0
*
* @global array $themes_allowedtags
*
* @param stdClass $theme {
*     An object that contains theme data returned by the WordPress.org API.
*
*     @type string $name           Theme name, e.g. 'Twenty Twenty-One'.
*     @type string $slug           Theme slug, e.g. 'twentytwentyone'.
*     @type string $version        Theme version, e.g. '1.1'.
*     @type string $author         Theme author username, e.g. 'melchoyce'.
*     @type string $preview_url    Preview URL, e.g. 'https://2021.wordpress.net/'.
*     @type string $screenshot_url Screenshot URL, e.g. 'https://wordpress.org/themes/twentytwentyone/'.
*     @type float  $rating         Rating score.
*     @type int    $num_ratings    The number of ratings.
*     @type string $homepage       Theme homepage, e.g. 'https://wordpress.org/themes/twentytwentyone/'.
*     @type string $description    Theme description.
*     @type string $download_link  Theme ZIP download URL.
* }
*/
public function single_row( $theme ) {
global $themes_allowedtags;
if ( empty( $theme ) ) {
return;
}
$name   = wp_kses( $theme->name, $themes_allowedtags );
$author = wp_kses( $theme->author, $themes_allowedtags );
/* translators: %s: Theme name. */
$preview_title = sprintf( __( 'Preview &#8220;%s&#8221;' ), $name );
$preview_url   = add_query_arg(
array(
'tab'   => 'theme-information',
'theme' => $theme->slug,
),
self_admin_url( 'theme-install.php' )
);
$actions = array();
$install_url = add_query_arg(
array(
'action' => 'install-theme',
'theme'  => $theme->slug,
),
self_admin_url( 'update.php' )
);
$update_url = add_query_arg(
array(
'action' => 'upgrade-theme',
'theme'  => $theme->slug,
),
self_admin_url( 'update.php' )
);
$status = $this->_get_theme_status( $theme );
switch ( $status ) {
case 'update_available':
$actions[] = sprintf(
'<a class="install-now" href="%s" title="%s">%s</a>',
esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ),
/* translators: %s: Theme version. */
esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ),
__( 'Update' )
);
break;
case 'newer_installed':
case 'latest_installed':
$actions[] = sprintf(
'<span class="install-now" title="%s">%s</span>',
esc_attr__( 'This theme is already installed and is up to date' ),
_x( 'Installed', 'theme' )
);
break;
case 'install':
default:
$actions[] = sprintf(
'<a class="install-now" href="%s" title="%s">%s</a>',
esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ),
/* translators: %s: Theme name. */
esc_attr( sprintf( _x( 'Install %s', 'theme' ), $name ) ),
_x( 'Install Now', 'theme' )
);
break;
}
$actions[] = sprintf(
'<a class="install-theme-preview" href="%s" title="%s">%s</a>',
esc_url( $preview_url ),
/* translators: %s: Theme name. */
esc_attr( sprintf( __( 'Preview %s' ), $name ) ),
__( 'Preview' )
);
/**
* Filters the install action links for a theme in the Install Themes list table.
*
* @since 3.4.0
*
* @param string[] $actions An array of theme action links. Defaults are
*                          links to Install Now, Preview, and Details.
* @param stdClass $theme   An object that contains theme data returned by the
*                          WordPress.org API.
*/
$actions = apply_filters( 'theme_install_actions', $actions, $theme );
?>
<a class="screenshot install-theme-preview" href="<?php echo esc_url( $preview_url ); ?>" title="<?php echo esc_attr( $preview_title ); ?>">
<img src="<?php echo esc_url( $theme->screenshot_url . '?ver=' . $theme->version ); ?>" width="150" alt="" />
</a>
<h3><?php echo $name; ?></h3>
<div class="theme-author">
<?php
/* translators: %s: Theme author. */
printf( __( 'By %s' ), $author );
?>
</div>
<div class="action-links">
<ul>
<?php foreach ( $actions as $action ) : ?>
<li><?php echo $action; ?></li>
<?php endforeach; ?>
<li class="hide-if-no-js"><a href="#" class="theme-detail"><?php _e( 'Details' ); ?></a></li>
</ul>
</div>
<?php
$this->install_theme_info( $theme );
}
/**
* Prints the wrapper for the theme installer.
*/
public function theme_installer() {
?>
<div id="theme-installer" class="wp-full-overlay expanded">
<div class="wp-full-overlay-sidebar">
<div class="wp-full-overlay-header">
<a href="#" class="close-full-overlay button"><?php _e( 'Close' ); ?></a>
<span class="theme-install"></span>
</div>
<div class="wp-full-overlay-sidebar-content">
<div class="install-theme-info"></div>
</div>
<div class="wp-full-overlay-footer">
<button type="button" class="collapse-sidebar button" aria-expanded="true" aria-label="<?php esc_attr_e( 'Collapse Sidebar' ); ?>">
<span class="collapse-sidebar-arrow"></span>
<span class="collapse-sidebar-label"><?php _e( 'Collapse' ); ?></span>
</button>
</div>
</div>
<div class="wp-full-overlay-main"></div>
</div>
<?php
}
/**
* Prints the wrapper for the theme installer with a provided theme's data.
* Used to make the theme installer work for no-js.
*
* @param stdClass $theme A WordPress.org Theme API object.
*/
public function theme_installer_single( $theme ) {
?>
<div id="theme-installer" class="wp-full-overlay single-theme">
<div class="wp-full-overlay-sidebar">
<?php $this->install_theme_info( $theme ); ?>
</div>
<div class="wp-full-overlay-main">
<iframe src="<?php echo esc_url( $theme->preview_url ); ?>"></iframe>
</div>
</div>
<?php
}
/**
* Prints the info for a theme (to be used in the theme installer modal).
*
* @global array $themes_allowedtags
*
* @param stdClass $theme A WordPress.org Theme API object.
*/
public function install_theme_info( $theme ) {
global $themes_allowedtags;
if ( empty( $theme ) ) {
return;
}
$name   = wp_kses( $theme->name, $themes_allowedtags );
$author = wp_kses( $theme->author, $themes_allowedtags );
$install_url = add_query_arg(
array(
'action' => 'install-theme',
'theme'  => $theme->slug,
),
self_admin_url( 'update.php' )
);
$update_url = add_query_arg(
array(
'action' => 'upgrade-theme',
'theme'  => $theme->slug,
),
self_admin_url( 'update.php' )
);
$status = $this->_get_theme_status( $theme );
?>
<div class="install-theme-info">
<?php
switch ( $status ) {
case 'update_available':
printf(
'<a class="theme-install button button-primary" href="%s" title="%s">%s</a>',
esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ),
/* translators: %s: Theme version. */
esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ),
__( 'Update' )
);
break;
case 'newer_installed':
case 'latest_installed':
printf(
'<span class="theme-install" title="%s">%s</span>',
esc_attr__( 'This theme is already installed and is up to date' ),
_x( 'Installed', 'theme' )
);
break;
case 'install':
default:
printf(
'<a class="theme-install button button-primary" href="%s">%s</a>',
esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ),
__( 'Install' )
);
break;
}
?>
<h3 class="theme-name"><?php echo $name; ?></h3>
<span class="theme-by">
<?php
/* translators: %s: Theme author. */
printf( __( 'By %s' ), $author );
?>
</span>
<?php if ( isset( $theme->screenshot_url ) ) : ?>
<img class="theme-screenshot" src="<?php echo esc_url( $theme->screenshot_url . '?ver=' . $theme->version ); ?>" alt="" />
<?php endif; ?>
<div class="theme-details">
<?php
wp_star_rating(
array(
'rating' => $theme->rating,
'type'   => 'percent',
'number' => $theme->num_ratings,
)
);
?>
<div class="theme-version">
<strong><?php _e( 'Version:' ); ?> </strong>
<?php echo wp_kses( $theme->version, $themes_allowedtags ); ?>
</div>
<div class="theme-description">
<?php echo wp_kses( $theme->description, $themes_allowedtags ); ?>
</div>
</div>
<input class="theme-preview-url" type="hidden" value="<?php echo esc_url( $theme->preview_url ); ?>" />
</div>
<?php
}
/**
* Send required variables to JavaScript land
*
* @since 3.4.0
*
* @global string $tab  Current tab within Themes->Install screen
* @global string $type Type of search.
*
* @param array $extra_args Unused.
*/
public function _js_vars( $extra_args = array() ) {
global $tab, $type;
parent::_js_vars( compact( 'tab', 'type' ) );
}
/**
* Checks to see if the theme is already installed.
*
* @since 3.4.0
*
* @param stdClass $theme A WordPress.org Theme API object.
* @return string Theme status.
*/
private function _get_theme_status( $theme ) {
$status = 'install';
$installed_theme = wp_get_theme( $theme->slug );
if ( $installed_theme->exists() ) {
if ( version_compare( $installed_theme->get( 'Version' ), $theme->version, '=' ) ) {
$status = 'latest_installed';
} elseif ( version_compare( $installed_theme->get( 'Version' ), $theme->version, '>' ) ) {
$status = 'newer_installed';
} else {
$status = 'update_available';
}
}
return $status;
}
}

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