Viewing file:  class-wp-themes-list-table.php (9.27 KB) -rw-rw-rw-
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<?php
/**
* Themes List Table class.
*
* @package WordPress
* @subpackage List_Table
* @since 3.1.0
* @access private
*/
class WP_Themes_List_Table extends WP_List_Table {
protected $search_terms = array();
public $features = array();
/**
* Constructor.
*
* @since 3.1.0
* @access public
*
* @see WP_List_Table::__construct() for more information on default arguments.
*
* @param array $args An associative array of arguments.
*/
public function __construct( $args = array() ) {
parent::__construct( array(
'ajax' => true,
'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
) );
}
public function ajax_user_can() {
// Do not check edit_theme_options here. AJAX calls for available themes require switch_themes.
return current_user_can( 'switch_themes' );
}
public function prepare_items() {
$themes = wp_get_themes( array( 'allowed' => true ) );
if ( ! empty( $_REQUEST['s'] ) )
$this->search_terms = array_unique( array_filter( array_map( 'trim', explode( ',', strtolower( wp_unslash( $_REQUEST['s'] ) ) ) ) ) );
if ( ! empty( $_REQUEST['features'] ) )
$this->features = $_REQUEST['features'];
if ( $this->search_terms || $this->features ) {
foreach ( $themes as $key => $theme ) {
if ( ! $this->search_theme( $theme ) )
unset( $themes[ $key ] );
}
}
unset( $themes[ get_option( 'stylesheet' ) ] );
WP_Theme::sort_by_name( $themes );
$per_page = 36;
$page = $this->get_pagenum();
$start = ( $page - 1 ) * $per_page;
$this->items = array_slice( $themes, $start, $per_page, true );
$this->set_pagination_args( array(
'total_items' => count( $themes ),
'per_page' => $per_page,
'infinite_scroll' => true,
) );
}
public function no_items() {
if ( $this->search_terms || $this->features ) {
_e( 'No items found.' );
return;
}
if ( is_multisite() ) {
if ( current_user_can( 'install_themes' ) && current_user_can( 'manage_network_themes' ) ) {
printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to <a href="%1$s">enable</a> or <a href="%2$s">install</a> more themes.' ), network_admin_url( 'site-themes.php?id=' . $GLOBALS['blog_id'] ), network_admin_url( 'theme-install.php' ) );
return;
} elseif ( current_user_can( 'manage_network_themes' ) ) {
printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to <a href="%1$s">enable</a> more themes.' ), network_admin_url( 'site-themes.php?id=' . $GLOBALS['blog_id'] ) );
return;
}
// Else, fallthrough. install_themes doesn't help if you can't enable it.
} else {
if ( current_user_can( 'install_themes' ) ) {
printf( __( 'You only have one theme installed right now. Live a little! You can choose from over 1,000 free themes in the WordPress.org Theme Directory at any time: just click on the <a href="%s">Install Themes</a> tab above.' ), admin_url( 'theme-install.php' ) );
return;
}
}
// Fallthrough.
printf( __( 'Only the current theme is available to you. Contact the %s administrator for information about accessing additional themes.' ), get_site_option( 'site_name' ) );
}
/**
* @param string $which
* @return null
*/
public function tablenav( $which = 'top' ) {
if ( $this->get_pagination_arg( 'total_pages' ) <= 1 )
return;
?>
<div class="tablenav themes <?php echo $which; ?>">
<?php $this->pagination( $which ); ?>
<span class="spinner"></span>
<br class="clear" />
</div>
<?php
}
public function display() {
wp_nonce_field( "fetch-list-" . get_class( $this ), '_ajax_fetch_list_nonce' );
?>
<?php $this->tablenav( 'top' ); ?>
<div id="availablethemes">
<?php $this->display_rows_or_placeholder(); ?>
</div>
<?php $this->tablenav( 'bottom' ); ?>
<?php
}
public function get_columns() {
return array();
}
public function display_rows_or_placeholder() {
if ( $this->has_items() ) {
$this->display_rows();
} else {
echo '<div class="no-items">';
$this->no_items();
echo '</div>';
}
}
public function display_rows() {
$themes = $this->items;
foreach ( $themes as $theme ):
?><div class="available-theme"><?php
$template = $theme->get_template();
$stylesheet = $theme->get_stylesheet();
$title = $theme->display('Name');
$version = $theme->display('Version');
$author = $theme->display('Author');
$activate_link = wp_nonce_url( "themes.php?action=activate&template=" . urlencode( $template ) . "&stylesheet=" . urlencode( $stylesheet ), 'switch-theme_' . $stylesheet );
$preview_link = esc_url( add_query_arg(
array( 'preview' => 1, 'template' => urlencode( $template ), 'stylesheet' => urlencode( $stylesheet ), 'preview_iframe' => true, 'TB_iframe' => 'true' ),
home_url( '/' ) ) );
$actions = array();
$actions['activate'] = '<a href="' . $activate_link . '" class="activatelink" title="'
. esc_attr( sprintf( __( 'Activate “%s”' ), $title ) ) . '">' . __( 'Activate' ) . '</a>';
$actions['preview'] = '<a href="' . $preview_link . '" class="hide-if-customize" title="'
. esc_attr( sprintf( __( 'Preview “%s”' ), $title ) ) . '">' . __( 'Preview' ) . '</a>';
if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
$actions['preview'] .= '<a href="' . wp_customize_url( $stylesheet ) . '" class="load-customize hide-if-no-customize">'
. __( 'Live Preview' ) . '</a>';
}
if ( ! is_multisite() && current_user_can( 'delete_themes' ) )
$actions['delete'] = '<a class="submitdelete deletion" href="' . wp_nonce_url( 'themes.php?action=delete&stylesheet=' . urlencode( $stylesheet ), 'delete-theme_' . $stylesheet )
. '" onclick="' . "return confirm( '" . esc_js( sprintf( __( "You are about to delete this theme '%s'\n 'Cancel' to stop, 'OK' to delete." ), $title ) )
. "' );" . '">' . __( 'Delete' ) . '</a>';
/** This filter is documented in wp-admin/includes/class-wp-ms-themes-list-table.php */
$actions = apply_filters( 'theme_action_links', $actions, $theme );
/** This filter is documented in wp-admin/includes/class-wp-ms-themes-list-table.php */
$actions = apply_filters( "theme_action_links_$stylesheet", $actions, $theme );
$delete_action = isset( $actions['delete'] ) ? '<div class="delete-theme">' . $actions['delete'] . '</div>' : '';
unset( $actions['delete'] );
?>
<a href="<?php echo $preview_link; ?>" class="screenshot hide-if-customize">
<?php if ( $screenshot = $theme->get_screenshot() ) : ?>
<img src="<?php echo esc_url( $screenshot ); ?>" alt="" />
<?php endif; ?>
</a>
<a href="<?php echo wp_customize_url( $stylesheet ); ?>" class="screenshot load-customize hide-if-no-customize">
<?php if ( $screenshot = $theme->get_screenshot() ) : ?>
<img src="<?php echo esc_url( $screenshot ); ?>" alt="" />
<?php endif; ?>
</a>
<h3><?php echo $title; ?></h3>
<div class="theme-author"><?php 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>
<?php echo $delete_action; ?>
<?php theme_update_available( $theme ); ?>
</div>
<div class="themedetaildiv hide-if-js">
<p><strong><?php _e('Version:'); ?></strong> <?php echo $version; ?></p>
<p><?php echo $theme->display('Description'); ?></p>
<?php if ( $theme->parent() ) {
printf( ' <p class="howto">' . __( 'This <a href="%1$s">child theme</a> requires its parent theme, %2$s.' ) . '</p>',
__( 'https://codex.wordpress.org/Child_Themes' ),
$theme->parent()->display( 'Name' ) );
} ?>
</div>
</div>
<?php
endforeach;
}
/**
* @param WP_Theme $theme
* @return bool
*/
public function search_theme( $theme ) {
// Search the features
foreach ( $this->features as $word ) {
if ( ! in_array( $word, $theme->get('Tags') ) )
return false;
}
// Match all phrases
foreach ( $this->search_terms as $word ) {
if ( in_array( $word, $theme->get('Tags') ) )
continue;
foreach ( array( 'Name', 'Description', 'Author', 'AuthorURI' ) as $header ) {
// Don't mark up; Do translate.
if ( false !== stripos( strip_tags( $theme->display( $header, false, true ) ), $word ) ) {
continue 2;
}
}
if ( false !== stripos( $theme->get_stylesheet(), $word ) )
continue;
if ( false !== stripos( $theme->get_template(), $word ) )
continue;
return false;
}
return true;
}
/**
* Send required variables to JavaScript land
*
* @since 3.4.0
* @access public
*
* @param array $extra_args
*/
public function _js_vars( $extra_args = array() ) {
$search_string = isset( $_REQUEST['s'] ) ? esc_attr( wp_unslash( $_REQUEST['s'] ) ) : '';
$args = array(
'search' => $search_string,
'features' => $this->features,
'paged' => $this->get_pagenum(),
'total_pages' => ! empty( $this->_pagination_args['total_pages'] ) ? $this->_pagination_args['total_pages'] : 1,
);
if ( is_array( $extra_args ) )
$args = array_merge( $args, $extra_args );
printf( "<script type='text/javascript'>var theme_list_args = %s;</script>\n", wp_json_encode( $args ) );
parent::_js_vars();
}
}
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