wp-admin/includes/class-wp-ms-themes-list-table.php

   1 <?php
   2 /**
   3  * MS Themes List Table class.
   4  *
   5  * @package WordPress
   6  * @subpackage List_Table
   7  * @since 3.1.0
   8  * @access private
   9  */
  10 class WP_MS_Themes_List_Table extends WP_List_Table {
  11
  12         public $site_id;
  13         public $is_site_themes;
  14
  15         /**
  16          * Constructor.
  17          *
  18          * @since 3.1.0
  19          * @access public
  20          *
  21          * @see WP_List_Table::__construct() for more information on default arguments.
  22          *
  23          * @param array $args An associative array of arguments.
  24          */
  25         public function __construct( $args = array() ) {
  26                 global $status, $page;
  27
  28                 parent::__construct( array(
  29                         'plural' => 'themes',
  30                         'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
  31                 ) );
  32
  33                 $status = isset( $_REQUEST['theme_status'] ) ? $_REQUEST['theme_status'] : 'all';
  34                 if ( !in_array( $status, array( 'all', 'enabled', 'disabled', 'upgrade', 'search', 'broken' ) ) )
  35                         $status = 'all';
  36
  37                 $page = $this->get_pagenum();
  38
  39                 $this->is_site_themes = ( 'site-themes-network' == $this->screen->id ) ? true : false;
  40
  41                 if ( $this->is_site_themes )
  42                         $this->site_id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : 0;
  43         }
  44
  45         protected function get_table_classes() {
  46                 // todo: remove and add CSS for .themes
  47                 return array( 'widefat', 'plugins' );
  48         }
  49
  50         public function ajax_user_can() {
  51                 if ( $this->is_site_themes )
  52                         return current_user_can( 'manage_sites' );
  53                 else
  54                         return current_user_can( 'manage_network_themes' );
  55         }
  56
  57         public function prepare_items() {
  58                 global $status, $totals, $page, $orderby, $order, $s;
  59
  60                 wp_reset_vars( array( 'orderby', 'order', 's' ) );
  61
  62                 $themes = array(
  63                         /**
  64                          * Filter the full array of WP_Theme objects to list in the Multisite
  65                          * themes list table.
  66                          *
  67                          * @since 3.1.0
  68                          *
  69                          * @param array $all An array of WP_Theme objects to display in the list table.
  70                          */
  71                         'all' => apply_filters( 'all_themes', wp_get_themes() ),
  72                         'search' => array(),
  73                         'enabled' => array(),
  74                         'disabled' => array(),
  75                         'upgrade' => array(),
  76                         'broken' => $this->is_site_themes ? array() : wp_get_themes( array( 'errors' => true ) ),
  77                 );
  78
  79                 if ( $this->is_site_themes ) {
  80                         $themes_per_page = $this->get_items_per_page( 'site_themes_network_per_page' );
  81                         $allowed_where = 'site';
  82                 } else {
  83                         $themes_per_page = $this->get_items_per_page( 'themes_network_per_page' );
  84                         $allowed_where = 'network';
  85                 }
  86
  87                 $maybe_update = current_user_can( 'update_themes' ) && ! $this->is_site_themes && $current = get_site_transient( 'update_themes' );
  88
  89                 foreach ( (array) $themes['all'] as $key => $theme ) {
  90                         if ( $this->is_site_themes && $theme->is_allowed( 'network' ) ) {
  91                                 unset( $themes['all'][ $key ] );
  92                                 continue;
  93                         }
  94
  95                         if ( $maybe_update && isset( $current->response[ $key ] ) ) {
  96                                 $themes['all'][ $key ]->update = true;
  97                                 $themes['upgrade'][ $key ] = $themes['all'][ $key ];
  98                         }
  99
 100                         $filter = $theme->is_allowed( $allowed_where, $this->site_id ) ? 'enabled' : 'disabled';
 101                         $themes[ $filter ][ $key ] = $themes['all'][ $key ];
 102                 }
 103
 104                 if ( $s ) {
 105                         $status = 'search';
 106                         $themes['search'] = array_filter( array_merge( $themes['all'], $themes['broken'] ), array( $this, '_search_callback' ) );
 107                 }
 108
 109                 $totals = array();
 110                 foreach ( $themes as $type => $list )
 111                         $totals[ $type ] = count( $list );
 112
 113                 if ( empty( $themes[ $status ] ) && !in_array( $status, array( 'all', 'search' ) ) )
 114                         $status = 'all';
 115
 116                 $this->items = $themes[ $status ];
 117                 WP_Theme::sort_by_name( $this->items );
 118
 119                 $this->has_items = ! empty( $themes['all'] );
 120                 $total_this_page = $totals[ $status ];
 121
 122                 if ( $orderby ) {
 123                         $orderby = ucfirst( $orderby );
 124                         $order = strtoupper( $order );
 125
 126                         if ( $orderby == 'Name' ) {
 127                                 if ( 'ASC' == $order )
 128                                         $this->items = array_reverse( $this->items );
 129                         } else {
 130                                 uasort( $this->items, array( $this, '_order_callback' ) );
 131                         }
 132                 }
 133
 134                 $start = ( $page - 1 ) * $themes_per_page;
 135
 136                 if ( $total_this_page > $themes_per_page )
 137                         $this->items = array_slice( $this->items, $start, $themes_per_page, true );
 138
 139                 $this->set_pagination_args( array(
 140                         'total_items' => $total_this_page,
 141                         'per_page' => $themes_per_page,
 142                 ) );
 143         }
 144
 145         /**
 146          * @staticvar string $term
 147          * @param WP_Theme $theme
 148          * @return bool
 149          */
 150         public function _search_callback( $theme ) {
 151                 static $term;
 152                 if ( is_null( $term ) )
 153                         $term = wp_unslash( $_REQUEST['s'] );
 154
 155                 foreach ( array( 'Name', 'Description', 'Author', 'Author', 'AuthorURI' ) as $field ) {
 156                         // Don't mark up; Do translate.
 157                         if ( false !== stripos( $theme->display( $field, false, true ), $term ) )
 158                                 return true;
 159                 }
 160
 161                 if ( false !== stripos( $theme->get_stylesheet(), $term ) )
 162                         return true;
 163
 164                 if ( false !== stripos( $theme->get_template(), $term ) )
 165                         return true;
 166
 167                 return false;
 168         }
 169
 170         // Not used by any core columns.
 171         /**
 172          * @global string $orderby
 173          * @global string $order
 174          * @param array $theme_a
 175          * @param array $theme_b
 176          * @return int
 177          */
 178         public function _order_callback( $theme_a, $theme_b ) {
 179                 global $orderby, $order;
 180
 181                 $a = $theme_a[ $orderby ];
 182                 $b = $theme_b[ $orderby ];
 183
 184                 if ( $a == $b )
 185                         return 0;
 186
 187                 if ( 'DESC' == $order )
 188                         return ( $a < $b ) ? 1 : -1;
 189                 else
 190                         return ( $a < $b ) ? -1 : 1;
 191         }
 192
 193         public function no_items() {
 194                 if ( ! $this->has_items )
 195                         _e( 'No themes found.' );
 196                 else
 197                         _e( 'You do not appear to have any themes available at this time.' );
 198         }
 199
 200         public function get_columns() {
 201                 global $status;
 202
 203                 return array(
 204                         'cb'          => '<input type="checkbox" />',
 205                         'name'        => __( 'Theme' ),
 206                         'description' => __( 'Description' ),
 207                 );
 208         }
 209
 210         protected function get_sortable_columns() {
 211                 return array(
 212                         'name'         => 'name',
 213                 );
 214         }
 215
 216         protected function get_views() {
 217                 global $totals, $status;
 218
 219                 $status_links = array();
 220                 foreach ( $totals as $type => $count ) {
 221                         if ( !$count )
 222                                 continue;
 223
 224                         switch ( $type ) {
 225                                 case 'all':
 226                                         $text = _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $count, 'themes' );
 227                                         break;
 228                                 case 'enabled':
 229                                         $text = _n( 'Enabled <span class="count">(%s)</span>', 'Enabled <span class="count">(%s)</span>', $count );
 230                                         break;
 231                                 case 'disabled':
 232                                         $text = _n( 'Disabled <span class="count">(%s)</span>', 'Disabled <span class="count">(%s)</span>', $count );
 233                                         break;
 234                                 case 'upgrade':
 235                                         $text = _n( 'Update Available <span class="count">(%s)</span>', 'Update Available <span class="count">(%s)</span>', $count );
 236                                         break;
 237                                 case 'broken' :
 238                                         $text = _n( 'Broken <span class="count">(%s)</span>', 'Broken <span class="count">(%s)</span>', $count );
 239                                         break;
 240                         }
 241
 242                         if ( $this->is_site_themes )
 243                                 $url = 'site-themes.php?id=' . $this->site_id;
 244                         else
 245                                 $url = 'themes.php';
 246
 247                         if ( 'search' != $type ) {
 248                                 $status_links[$type] = sprintf( "<a href='%s' %s>%s</a>",
 249                                         esc_url( add_query_arg('theme_status', $type, $url) ),
 250                                         ( $type == $status ) ? ' class="current"' : '',
 251                                         sprintf( $text, number_format_i18n( $count ) )
 252                                 );
 253                         }
 254                 }
 255
 256                 return $status_links;
 257         }
 258
 259         protected function get_bulk_actions() {
 260                 global $status;
 261
 262                 $actions = array();
 263                 if ( 'enabled' != $status )
 264                         $actions['enable-selected'] = $this->is_site_themes ? __( 'Enable' ) : __( 'Network Enable' );
 265                 if ( 'disabled' != $status )
 266                         $actions['disable-selected'] = $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' );
 267                 if ( ! $this->is_site_themes ) {
 268                         if ( current_user_can( 'update_themes' ) )
 269                                 $actions['update-selected'] = __( 'Update' );
 270                         if ( current_user_can( 'delete_themes' ) )
 271                                 $actions['delete-selected'] = __( 'Delete' );
 272                 }
 273                 return $actions;
 274         }
 275
 276         public function display_rows() {
 277                 foreach ( $this->items as $theme )
 278                         $this->single_row( $theme );
 279         }
 280
 281         /**
 282          * @global string $status
 283          * @global int $page
 284          * @global string $s
 285          * @global array $totals
 286          * @param WP_Theme $theme
 287          */
 288         public function single_row( $theme ) {
 289                 global $status, $page, $s, $totals;
 290
 291                 $context = $status;
 292
 293                 if ( $this->is_site_themes ) {
 294                         $url = "site-themes.php?id={$this->site_id}&amp;";
 295                         $allowed = $theme->is_allowed( 'site', $this->site_id );
 296                 } else {
 297                         $url = 'themes.php?';
 298                         $allowed = $theme->is_allowed( 'network' );
 299                 }
 300
 301                 // Pre-order.
 302                 $actions = array(
 303                         'enable' => '',
 304                         'disable' => '',
 305                         'edit' => '',
 306                         'delete' => ''
 307                 );
 308
 309                 $stylesheet = $theme->get_stylesheet();
 310                 $theme_key = urlencode( $stylesheet );
 311
 312                 if ( ! $allowed ) {
 313                         if ( ! $theme->errors() )
 314                                 $actions['enable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=enable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'enable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__('Enable this theme') . '" class="edit">' . ( $this->is_site_themes ? __( 'Enable' ) : __( 'Network Enable' ) ) . '</a>';
 315                 } else {
 316                         $actions['disable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=disable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'disable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__('Disable this theme') . '">' . ( $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' ) ) . '</a>';
 317                 }
 318
 319                 if ( current_user_can('edit_themes') )
 320                         $actions['edit'] = '<a href="' . esc_url('theme-editor.php?theme=' . $theme_key ) . '" title="' . esc_attr__('Open this theme in the Theme Editor') . '" class="edit">' . __('Edit') . '</a>';
 321
 322                 if ( ! $allowed && current_user_can( 'delete_themes' ) && ! $this->is_site_themes && $stylesheet != get_option( 'stylesheet' ) && $stylesheet != get_option( 'template' ) )
 323                         $actions['delete'] = '<a href="' . esc_url( wp_nonce_url( 'themes.php?action=delete-selected&amp;checked[]=' . $theme_key . '&amp;theme_status=' . $context . '&amp;paged=' . $page . '&amp;s=' . $s, 'bulk-themes' ) ) . '" title="' . esc_attr__( 'Delete this theme' ) . '" class="delete">' . __( 'Delete' ) . '</a>';
 324
 325                 /**
 326                  * Filter the action links displayed for each theme in the Multisite
 327                  * themes list table.
 328                  *
 329                  * The action links displayed are determined by the theme's status, and
 330                  * which Multisite themes list table is being displayed - the Network
 331                  * themes list table (themes.php), which displays all installed themes,
 332                  * or the Site themes list table (site-themes.php), which displays the
 333                  * non-network enabled themes when editing a site in the Network admin.
 334                  *
 335                  * The default action links for the Network themes list table include
 336                  * 'Network Enable', 'Network Disable', 'Edit', and 'Delete'.
 337                  *
 338                  * The default action links for the Site themes list table include
 339                  * 'Enable', 'Disable', and 'Edit'.
 340                  *
 341                  * @since 2.8.0
 342                  *
 343                  * @param array    $actions An array of action links.
 344                  * @param WP_Theme $theme   The current WP_Theme object.
 345                  * @param string   $context Status of the theme.
 346                  */
 347                 $actions = apply_filters( 'theme_action_links', array_filter( $actions ), $theme, $context );
 348
 349                 /**
 350                  * Filter the action links of a specific theme in the Multisite themes
 351                  * list table.
 352                  *
 353                  * The dynamic portion of the hook name, `$stylesheet`, refers to the
 354                  * directory name of the theme, which in most cases is synonymous
 355                  * with the template name.
 356                  *
 357                  * @since 3.1.0
 358                  *
 359                  * @param array    $actions An array of action links.
 360                  * @param WP_Theme $theme   The current WP_Theme object.
 361                  * @param string   $context Status of the theme.
 362                  */
 363                 $actions = apply_filters( "theme_action_links_$stylesheet", $actions, $theme, $context );
 364
 365                 $class = ! $allowed ? 'inactive' : 'active';
 366                 $checkbox_id = "checkbox_" . md5( $theme->get('Name') );
 367                 $checkbox = "<input type='checkbox' name='checked[]' value='" . esc_attr( $stylesheet ) . "' id='" . $checkbox_id . "' /><label class='screen-reader-text' for='" . $checkbox_id . "' >" . __('Select') . " " . $theme->display('Name') . "</label>";
 368
 369                 $id = sanitize_html_class( $theme->get_stylesheet() );
 370
 371                 if ( ! empty( $totals['upgrade'] ) && ! empty( $theme->update ) )
 372                         $class .= ' update';
 373
 374                 echo "<tr id='$id' class='$class'>";
 375
 376                 list( $columns, $hidden ) = $this->get_column_info();
 377
 378                 foreach ( $columns as $column_name => $column_display_name ) {
 379                         $style = '';
 380                         if ( in_array( $column_name, $hidden ) )
 381                                 $style = ' style="display:none;"';
 382
 383                         switch ( $column_name ) {
 384                                 case 'cb':
 385                                         echo "<th scope='row' class='check-column'>$checkbox</th>";
 386                                         break;
 387                                 case 'name':
 388                                         echo "<td class='theme-title'$style><strong>" . $theme->display('Name') . "</strong>";
 389                                         echo $this->row_actions( $actions, true );
 390                                         echo "</td>";
 391                                         break;
 392                                 case 'description':
 393                                         echo "<td class='column-description desc'$style>";
 394                                         if ( $theme->errors() ) {
 395                                                 $pre = $status == 'broken' ? __( 'Broken Theme:' ) . ' ' : '';
 396                                                 echo '<p><strong class="attention">' . $pre . $theme->errors()->get_error_message() . '</strong></p>';
 397                                         }
 398                                         echo "<div class='theme-description'><p>" . $theme->display( 'Description' ) . "</p></div>
 399                                                 <div class='$class second theme-version-author-uri'>";
 400
 401                                         $theme_meta = array();
 402
 403                                         if ( $theme->get('Version') )
 404                                                 $theme_meta[] = sprintf( __( 'Version %s' ), $theme->display('Version') );
 405
 406                                         $theme_meta[] = sprintf( __( 'By %s' ), $theme->display('Author') );
 407
 408                                         if ( $theme->get('ThemeURI') )
 409                                                 $theme_meta[] = '<a href="' . $theme->display('ThemeURI') . '" title="' . esc_attr__( 'Visit theme homepage' ) . '">' . __( 'Visit Theme Site' ) . '</a>';
 410
 411                                         /**
 412                                          * Filter the array of row meta for each theme in the Multisite themes
 413                                          * list table.
 414                                          *
 415                                          * @since 3.1.0
 416                                          *
 417                                          * @param array    $theme_meta An array of the theme's metadata,
 418                                          *                             including the version, author, and
 419                                          *                             theme URI.
 420                                          * @param string   $stylesheet Directory name of the theme.
 421                                          * @param WP_Theme $theme      WP_Theme object.
 422                                          * @param string   $status     Status of the theme.
 423                                          */
 424                                         $theme_meta = apply_filters( 'theme_row_meta', $theme_meta, $stylesheet, $theme, $status );
 425                                         echo implode( ' | ', $theme_meta );
 426
 427                                         echo "</div></td>";
 428                                         break;
 429
 430                                 default:
 431                                         echo "<td class='$column_name column-$column_name'$style>";
 432
 433                                         /**
 434                                          * Fires inside each custom column of the Multisite themes list table.
 435                                          *
 436                                          * @since 3.1.0
 437                                          *
 438                                          * @param string   $column_name Name of the column.
 439                                          * @param string   $stylesheet  Directory name of the theme.
 440                                          * @param WP_Theme $theme       Current WP_Theme object.
 441                                          */
 442                                         do_action( 'manage_themes_custom_column', $column_name, $stylesheet, $theme );
 443                                         echo "</td>";
 444                         }
 445                 }
 446
 447                 echo "</tr>";
 448
 449                 if ( $this->is_site_themes )
 450                         remove_action( "after_theme_row_$stylesheet", 'wp_theme_update_row' );
 451
 452                 /**
 453                  * Fires after each row in the Multisite themes list table.
 454                  *
 455                  * @since 3.1.0
 456                  *
 457                  * @param string   $stylesheet Directory name of the theme.
 458                  * @param WP_Theme $theme      Current WP_Theme object.
 459                  * @param string   $status     Status of the theme.
 460                  */
 461                 do_action( 'after_theme_row', $stylesheet, $theme, $status );
 462
 463                 /**
 464                  * Fires after each specific row in the Multisite themes list table.
 465                  *
 466                  * The dynamic portion of the hook name, `$stylesheet`, refers to the
 467                  * directory name of the theme, most often synonymous with the template
 468                  * name of the theme.
 469                  *
 470                  * @since 3.5.0
 471                  *
 472                  * @param string   $stylesheet Directory name of the theme.
 473                  * @param WP_Theme $theme      Current WP_Theme object.
 474                  * @param string   $status     Status of the theme.
 475                  */
 476                 do_action( "after_theme_row_$stylesheet", $stylesheet, $theme, $status );
 477         }
 478 }