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class-wp-theme-install-list-table.php
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<?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'] = _x( 'Upload', 'noun' ); $tabs['featured'] = _x( 'Featured', 'themes' ); //$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' ); } /** * Generates the list table rows. * * @since 3.1.0 */ 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 “%s”' ), $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" aria-label="%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">%s</span>', _x( 'Installed', 'theme' ) ); break; case 'install': default: $actions[] = sprintf( '<a class="install-now" href="%s" aria-label="%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" aria-label="%s">%s</a>', esc_url( $preview_url ), esc_attr( $preview_title ), __( '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 ); ?>" aria-label="<?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" aria-label="%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">%s</span>', _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; } }