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         private $has_items;
  16
  17         /**
  18          * Constructor.
  19          *
  20          * @since 3.1.0
  21          * @access public
  22          *
  23          * @see WP_List_Table::__construct() for more information on default arguments.
  24          *
  25          * @param array $args An associative array of arguments.
  26          */
  27         public function __construct( $args = array() ) {
  28                 global $status, $page;
  29
  30                 parent::__construct( array(
  31                         'plural' => 'themes',
  32                         'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
  33                 ) );
  34
  35                 $status = isset( $_REQUEST['theme_status'] ) ? $_REQUEST['theme_status'] : 'all';
  36                 if ( !in_array( $status, array( 'all', 'enabled', 'disabled', 'upgrade', 'search', 'broken' ) ) )
  37                         $status = 'all';
  38
  39                 $page = $this->get_pagenum();
  40
  41                 $this->is_site_themes = ( 'site-themes-network' == $this->screen->id ) ? true : false;
  42
  43                 if ( $this->is_site_themes )
  44                         $this->site_id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : 0;
  45         }
  46
  47         protected function get_table_classes() {
  48                 // todo: remove and add CSS for .themes
  49                 return array( 'widefat', 'plugins' );
  50         }
  51
  52         public function ajax_user_can() {
  53                 if ( $this->is_site_themes )
  54                         return current_user_can( 'manage_sites' );
  55                 else
  56                         return current_user_can( 'manage_network_themes' );
  57         }
  58
  59         public function prepare_items() {
  60                 global $status, $totals, $page, $orderby, $order, $s;
  61
  62                 wp_reset_vars( array( 'orderby', 'order', 's' ) );
  63
  64                 $themes = array(
  65                         /**
  66                          * Filter the full array of WP_Theme objects to list in the Multisite
  67                          * themes list table.
  68                          *
  69                          * @since 3.1.0
  70                          *
  71                          * @param array $all An array of WP_Theme objects to display in the list table.
  72                          */
  73                         'all' => apply_filters( 'all_themes', wp_get_themes() ),
  74                         'search' => array(),
  75                         'enabled' => array(),
  76                         'disabled' => array(),
  77                         'upgrade' => array(),
  78                         'broken' => $this->is_site_themes ? array() : wp_get_themes( array( 'errors' => true ) ),
  79                 );
  80
  81                 if ( $this->is_site_themes ) {
  82                         $themes_per_page = $this->get_items_per_page( 'site_themes_network_per_page' );
  83                         $allowed_where = 'site';
  84                 } else {
  85                         $themes_per_page = $this->get_items_per_page( 'themes_network_per_page' );
  86                         $allowed_where = 'network';
  87                 }
  88
  89                 $maybe_update = current_user_can( 'update_themes' ) && ! $this->is_site_themes && $current = get_site_transient( 'update_themes' );
  90
  91                 foreach ( (array) $themes['all'] as $key => $theme ) {
  92                         if ( $this->is_site_themes && $theme->is_allowed( 'network' ) ) {
  93                                 unset( $themes['all'][ $key ] );
  94                                 continue;
  95                         }
  96
  97                         if ( $maybe_update && isset( $current->response[ $key ] ) ) {
  98                                 $themes['all'][ $key ]->update = true;
  99                                 $themes['upgrade'][ $key ] = $themes['all'][ $key ];
 100                         }
 101
 102                         $filter = $theme->is_allowed( $allowed_where, $this->site_id ) ? 'enabled' : 'disabled';
 103                         $themes[ $filter ][ $key ] = $themes['all'][ $key ];
 104                 }
 105
 106                 if ( $s ) {
 107                         $status = 'search';
 108                         $themes['search'] = array_filter( array_merge( $themes['all'], $themes['broken'] ), array( $this, '_search_callback' ) );
 109                 }
 110
 111                 $totals = array();
 112                 foreach ( $themes as $type => $list )
 113                         $totals[ $type ] = count( $list );
 114
 115                 if ( empty( $themes[ $status ] ) && !in_array( $status, array( 'all', 'search' ) ) )
 116                         $status = 'all';
 117
 118                 $this->items = $themes[ $status ];
 119                 WP_Theme::sort_by_name( $this->items );
 120
 121                 $this->has_items = ! empty( $themes['all'] );
 122                 $total_this_page = $totals[ $status ];
 123
 124                 if ( $orderby ) {
 125                         $orderby = ucfirst( $orderby );
 126                         $order = strtoupper( $order );
 127
 128                         if ( $orderby == 'Name' ) {
 129                                 if ( 'ASC' == $order )
 130                                         $this->items = array_reverse( $this->items );
 131                         } else {
 132                                 uasort( $this->items, array( $this, '_order_callback' ) );
 133                         }
 134                 }
 135
 136                 $start = ( $page - 1 ) * $themes_per_page;
 137
 138                 if ( $total_this_page > $themes_per_page )
 139                         $this->items = array_slice( $this->items, $start, $themes_per_page, true );
 140
 141                 $this->set_pagination_args( array(
 142                         'total_items' => $total_this_page,
 143                         'per_page' => $themes_per_page,
 144                 ) );
 145         }
 146
 147         /**
 148          * @staticvar string $term
 149          * @param WP_Theme $theme
 150          * @return bool
 151          */
 152         public function _search_callback( $theme ) {
 153                 static $term;
 154                 if ( is_null( $term ) )
 155                         $term = wp_unslash( $_REQUEST['s'] );
 156
 157                 foreach ( array( 'Name', 'Description', 'Author', 'Author', 'AuthorURI' ) as $field ) {
 158                         // Don't mark up; Do translate.
 159                         if ( false !== stripos( $theme->display( $field, false, true ), $term ) )
 160                                 return true;
 161                 }
 162
 163                 if ( false !== stripos( $theme->get_stylesheet(), $term ) )
 164                         return true;
 165
 166                 if ( false !== stripos( $theme->get_template(), $term ) )
 167                         return true;
 168
 169                 return false;
 170         }
 171
 172         // Not used by any core columns.
 173         /**
 174          * @global string $orderby
 175          * @global string $order
 176          * @param array $theme_a
 177          * @param array $theme_b
 178          * @return int
 179          */
 180         public function _order_callback( $theme_a, $theme_b ) {
 181                 global $orderby, $order;
 182
 183                 $a = $theme_a[ $orderby ];
 184                 $b = $theme_b[ $orderby ];
 185
 186                 if ( $a == $b )
 187                         return 0;
 188
 189                 if ( 'DESC' == $order )
 190                         return ( $a < $b ) ? 1 : -1;
 191                 else
 192                         return ( $a < $b ) ? -1 : 1;
 193         }
 194
 195         public function no_items() {
 196                 if ( ! $this->has_items )
 197                         _e( 'No themes found.' );
 198                 else
 199                         _e( 'You do not appear to have any themes available at this time.' );
 200         }
 201
 202         public function get_columns() {
 203                 global $status;
 204
 205                 return array(
 206                         'cb'          => '<input type="checkbox" />',
 207                         'name'        => __( 'Theme' ),
 208                         'description' => __( 'Description' ),
 209                 );
 210         }
 211
 212         protected function get_sortable_columns() {
 213                 return array(
 214                         'name'         => 'name',
 215                 );
 216         }
 217
 218         protected function get_views() {
 219                 global $totals, $status;
 220
 221                 $status_links = array();
 222                 foreach ( $totals as $type => $count ) {
 223                         if ( !$count )
 224                                 continue;
 225
 226                         switch ( $type ) {
 227                                 case 'all':
 228                                         $text = _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $count, 'themes' );
 229                                         break;
 230                                 case 'enabled':
 231                                         $text = _n( 'Enabled <span class="count">(%s)</span>', 'Enabled <span class="count">(%s)</span>', $count );
 232                                         break;
 233                                 case 'disabled':
 234                                         $text = _n( 'Disabled <span class="count">(%s)</span>', 'Disabled <span class="count">(%s)</span>', $count );
 235                                         break;
 236                                 case 'upgrade':
 237                                         $text = _n( 'Update Available <span class="count">(%s)</span>', 'Update Available <span class="count">(%s)</span>', $count );
 238                                         break;
 239                                 case 'broken' :
 240                                         $text = _n( 'Broken <span class="count">(%s)</span>', 'Broken <span class="count">(%s)</span>', $count );
 241                                         break;
 242                         }
 243
 244                         if ( $this->is_site_themes )
 245                                 $url = 'site-themes.php?id=' . $this->site_id;
 246                         else
 247                                 $url = 'themes.php';
 248
 249                         if ( 'search' != $type ) {
 250                                 $status_links[$type] = sprintf( "<a href='%s' %s>%s</a>",
 251                                         esc_url( add_query_arg('theme_status', $type, $url) ),
 252                                         ( $type == $status ) ? ' class="current"' : '',
 253                                         sprintf( $text, number_format_i18n( $count ) )
 254                                 );
 255                         }
 256                 }
 257
 258                 return $status_links;
 259         }
 260
 261         protected function get_bulk_actions() {
 262                 global $status;
 263
 264                 $actions = array();
 265                 if ( 'enabled' != $status )
 266                         $actions['enable-selected'] = $this->is_site_themes ? __( 'Enable' ) : __( 'Network Enable' );
 267                 if ( 'disabled' != $status )
 268                         $actions['disable-selected'] = $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' );
 269                 if ( ! $this->is_site_themes ) {
 270                         if ( current_user_can( 'update_themes' ) )
 271                                 $actions['update-selected'] = __( 'Update' );
 272                         if ( current_user_can( 'delete_themes' ) )
 273                                 $actions['delete-selected'] = __( 'Delete' );
 274                 }
 275                 return $actions;
 276         }
 277
 278         public function display_rows() {
 279                 foreach ( $this->items as $theme )
 280                         $this->single_row( $theme );
 281         }
 282
 283         /**
 284          * @global string $status
 285          * @global int $page
 286          * @global string $s
 287          * @global array $totals
 288          * @param WP_Theme $theme
 289          */
 290         public function single_row( $theme ) {
 291                 global $status, $page, $s, $totals;
 292
 293                 $context = $status;
 294
 295                 if ( $this->is_site_themes ) {
 296                         $url = "site-themes.php?id={$this->site_id}&amp;";
 297                         $allowed = $theme->is_allowed( 'site', $this->site_id );
 298                 } else {
 299                         $url = 'themes.php?';
 300                         $allowed = $theme->is_allowed( 'network' );
 301                 }
 302
 303                 // Pre-order.
 304                 $actions = array(
 305                         'enable' => '',
 306                         'disable' => '',
 307                         'edit' => '',
 308                         'delete' => ''
 309                 );
 310
 311                 $stylesheet = $theme->get_stylesheet();
 312                 $theme_key = urlencode( $stylesheet );
 313
 314                 if ( ! $allowed ) {
 315                         if ( ! $theme->errors() )
 316                                 $actions['enable'] = '<a href="' . esc_url( wp_nonce_url($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>';
 317                 } else {
 318                         $actions['disable'] = '<a href="' . esc_url( wp_nonce_url($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>';
 319                 }
 320
 321                 if ( current_user_can('edit_themes') )
 322                         $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>';
 323
 324                 if ( ! $allowed && current_user_can( 'delete_themes' ) && ! $this->is_site_themes && $stylesheet != get_option( 'stylesheet' ) && $stylesheet != get_option( 'template' ) )
 325                         $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>';
 326
 327                 /**
 328                  * Filter the action links displayed for each theme in the Multisite
 329                  * themes list table.
 330                  *
 331                  * The action links displayed are determined by the theme's status, and
 332                  * which Multisite themes list table is being displayed - the Network
 333                  * themes list table (themes.php), which displays all installed themes,
 334                  * or the Site themes list table (site-themes.php), which displays the
 335                  * non-network enabled themes when editing a site in the Network admin.
 336                  *
 337                  * The default action links for the Network themes list table include
 338                  * 'Network Enable', 'Network Disable', 'Edit', and 'Delete'.
 339                  *
 340                  * The default action links for the Site themes list table include
 341                  * 'Enable', 'Disable', and 'Edit'.
 342                  *
 343                  * @since 2.8.0
 344                  *
 345                  * @param array    $actions An array of action links.
 346                  * @param WP_Theme $theme   The current WP_Theme object.
 347                  * @param string   $context Status of the theme.
 348                  */
 349                 $actions = apply_filters( 'theme_action_links', array_filter( $actions ), $theme, $context );
 350
 351                 /**
 352                  * Filter the action links of a specific theme in the Multisite themes
 353                  * list table.
 354                  *
 355                  * The dynamic portion of the hook name, `$stylesheet`, refers to the
 356                  * directory name of the theme, which in most cases is synonymous
 357                  * with the template name.
 358                  *
 359                  * @since 3.1.0
 360                  *
 361                  * @param array    $actions An array of action links.
 362                  * @param WP_Theme $theme   The current WP_Theme object.
 363                  * @param string   $context Status of the theme.
 364                  */
 365                 $actions = apply_filters( "theme_action_links_$stylesheet", $actions, $theme, $context );
 366
 367                 $class = ! $allowed ? 'inactive' : 'active';
 368                 $checkbox_id = "checkbox_" . md5( $theme->get('Name') );
 369                 $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>";
 370
 371                 $id = sanitize_html_class( $theme->get_stylesheet() );
 372
 373                 if ( ! empty( $totals['upgrade'] ) && ! empty( $theme->update ) )
 374                         $class .= ' update';
 375
 376                 echo "<tr id='$id' class='$class'>";
 377
 378                 list( $columns, $hidden ) = $this->get_column_info();
 379
 380                 foreach ( $columns as $column_name => $column_display_name ) {
 381                         $style = '';
 382                         if ( in_array( $column_name, $hidden ) )
 383                                 $style = ' style="display:none;"';
 384
 385                         switch ( $column_name ) {
 386                                 case 'cb':
 387                                         echo "<th scope='row' class='check-column'>$checkbox</th>";
 388                                         break;
 389                                 case 'name':
 390                                         echo "<td class='theme-title'$style><strong>" . $theme->display('Name') . "</strong>";
 391                                         echo $this->row_actions( $actions, true );
 392                                         echo "</td>";
 393                                         break;
 394                                 case 'description':
 395                                         echo "<td class='column-description desc'$style>";
 396                                         if ( $theme->errors() ) {
 397                                                 $pre = $status == 'broken' ? __( 'Broken Theme:' ) . ' ' : '';
 398                                                 echo '<p><strong class="attention">' . $pre . $theme->errors()->get_error_message() . '</strong></p>';
 399                                         }
 400                                         echo "<div class='theme-description'><p>" . $theme->display( 'Description' ) . "</p></div>
 401                                                 <div class='$class second theme-version-author-uri'>";
 402
 403                                         $theme_meta = array();
 404
 405                                         if ( $theme->get('Version') )
 406                                                 $theme_meta[] = sprintf( __( 'Version %s' ), $theme->display('Version') );
 407
 408                                         $theme_meta[] = sprintf( __( 'By %s' ), $theme->display('Author') );
 409
 410                                         if ( $theme->get('ThemeURI') )
 411                                                 $theme_meta[] = '<a href="' . $theme->display('ThemeURI') . '" title="' . esc_attr__( 'Visit theme homepage' ) . '">' . __( 'Visit Theme Site' ) . '</a>';
 412
 413                                         /**
 414                                          * Filter the array of row meta for each theme in the Multisite themes
 415                                          * list table.
 416                                          *
 417                                          * @since 3.1.0
 418                                          *
 419                                          * @param array    $theme_meta An array of the theme's metadata,
 420                                          *                             including the version, author, and
 421                                          *                             theme URI.
 422                                          * @param string   $stylesheet Directory name of the theme.
 423                                          * @param WP_Theme $theme      WP_Theme object.
 424                                          * @param string   $status     Status of the theme.
 425                                          */
 426                                         $theme_meta = apply_filters( 'theme_row_meta', $theme_meta, $stylesheet, $theme, $status );
 427                                         echo implode( ' | ', $theme_meta );
 428
 429                                         echo "</div></td>";
 430                                         break;
 431
 432                                 default:
 433                                         echo "<td class='$column_name column-$column_name'$style>";
 434
 435                                         /**
 436                                          * Fires inside each custom column of the Multisite themes list table.
 437                                          *
 438                                          * @since 3.1.0
 439                                          *
 440                                          * @param string   $column_name Name of the column.
 441                                          * @param string   $stylesheet  Directory name of the theme.
 442                                          * @param WP_Theme $theme       Current WP_Theme object.
 443                                          */
 444                                         do_action( 'manage_themes_custom_column', $column_name, $stylesheet, $theme );
 445                                         echo "</td>";
 446                         }
 447                 }
 448
 449                 echo "</tr>";
 450
 451                 if ( $this->is_site_themes )
 452                         remove_action( "after_theme_row_$stylesheet", 'wp_theme_update_row' );
 453
 454                 /**
 455                  * Fires after each row in the Multisite themes list table.
 456                  *
 457                  * @since 3.1.0
 458                  *
 459                  * @param string   $stylesheet Directory name of the theme.
 460                  * @param WP_Theme $theme      Current WP_Theme object.
 461                  * @param string   $status     Status of the theme.
 462                  */
 463                 do_action( 'after_theme_row', $stylesheet, $theme, $status );
 464
 465                 /**
 466                  * Fires after each specific row in the Multisite themes list table.
 467                  *
 468                  * The dynamic portion of the hook name, `$stylesheet`, refers to the
 469                  * directory name of the theme, most often synonymous with the template
 470                  * name of the theme.
 471                  *
 472                  * @since 3.5.0
 473                  *
 474                  * @param string   $stylesheet Directory name of the theme.
 475                  * @param WP_Theme $theme      Current WP_Theme object.
 476                  * @param string   $status     Status of the theme.
 477                  */
 478                 do_action( "after_theme_row_$stylesheet", $stylesheet, $theme, $status );
 479         }
 480 }