wp-admin/includes/class-wp-theme-install-list-table.php

   1 <?php
   2 /**
   3  * Theme Installer List Table class.
   4  *
   5  * @package WordPress
   6  * @subpackage List_Table
   7  * @since 3.1.0
   8  * @access private
   9  */
  10 class WP_Theme_Install_List_Table extends WP_Themes_List_Table {
  11
  12         var $features = array();
  13
  14         function ajax_user_can() {
  15                 return current_user_can( 'install_themes' );
  16         }
  17
  18         function prepare_items() {
  19                 include( ABSPATH . 'wp-admin/includes/theme-install.php' );
  20
  21                 global $tabs, $tab, $paged, $type, $theme_field_defaults;
  22                 wp_reset_vars( array( 'tab' ) );
  23
  24                 $search_terms = array();
  25                 $search_string = '';
  26                 if ( ! empty( $_REQUEST['s'] ) ){
  27                         $search_string = strtolower( stripslashes( $_REQUEST['s'] ) );
  28                         $search_terms = array_unique( array_filter( array_map( 'trim', explode( ',', $search_string ) ) ) );
  29                 }
  30
  31                 if ( ! empty( $_REQUEST['features'] ) )
  32                         $this->features = $_REQUEST['features'];
  33
  34                 $paged = $this->get_pagenum();
  35
  36                 $per_page = 36;
  37
  38                 // These are the tabs which are shown on the page,
  39                 $tabs = array();
  40                 $tabs['dashboard'] = __( 'Search' );
  41                 if ( 'search' == $tab )
  42                         $tabs['search'] = __( 'Search Results' );
  43                 $tabs['upload'] = __( 'Upload' );
  44                 $tabs['featured'] = _x( 'Featured','Theme Installer' );
  45                 //$tabs['popular']  = _x( 'Popular','Theme Installer' );
  46                 $tabs['new']      = _x( 'Newest','Theme Installer' );
  47                 $tabs['updated']  = _x( 'Recently Updated','Theme Installer' );
  48
  49                 $nonmenu_tabs = array( 'theme-information' ); // Valid actions to perform which do not have a Menu item.
  50
  51                 $tabs = apply_filters( 'install_themes_tabs', $tabs );
  52                 $nonmenu_tabs = apply_filters( 'install_themes_nonmenu_tabs', $nonmenu_tabs );
  53
  54                 // If a non-valid menu tab has been selected, And its not a non-menu action.
  55                 if ( empty( $tab ) || ( ! isset( $tabs[ $tab ] ) && ! in_array( $tab, (array) $nonmenu_tabs ) ) )
  56                         $tab = key( $tabs );
  57
  58                 $args = array( 'page' => $paged, 'per_page' => $per_page, 'fields' => $theme_field_defaults );
  59
  60                 switch ( $tab ) {
  61                         case 'search':
  62                                 $type = isset( $_REQUEST['type'] ) ? stripslashes( $_REQUEST['type'] ) : 'term';
  63                                 switch ( $type ) {
  64                                         case 'tag':
  65                                                 $args['tag'] = array_map( 'sanitize_key', $search_terms );
  66                                                 break;
  67                                         case 'term':
  68                                                 $args['search'] = $search_string;
  69                                                 break;
  70                                         case 'author':
  71                                                 $args['author'] = $search_string;
  72                                                 break;
  73                                 }
  74
  75                                 if ( ! empty( $this->features ) ) {
  76                                         $args['tag'] = $this->features;
  77                                         $_REQUEST['s'] = implode( ',', $this->features );
  78                                         $_REQUEST['type'] = 'tag';
  79                                 }
  80
  81                                 add_action( 'install_themes_table_header', 'install_theme_search_form', 10, 0 );
  82                                 break;
  83
  84                         case 'featured':
  85                         //case 'popular':
  86                         case 'new':
  87                         case 'updated':
  88                                 $args['browse'] = $tab;
  89                                 break;
  90
  91                         default:
  92                                 $args = false;
  93                 }
  94
  95                 if ( ! $args )
  96                         return;
  97
  98                 $api = themes_api( 'query_themes', $args );
  99
 100                 if ( is_wp_error( $api ) )
 101                         wp_die( $api->get_error_message() . '</p> <p><a href="#" onclick="document.location.reload(); return false;">' . __( 'Try again' ) . '</a>' );
 102
 103                 $this->items = $api->themes;
 104
 105                 $this->set_pagination_args( array(
 106                         'total_items' => $api->info['results'],
 107                         'per_page' => $per_page,
 108                         'infinite_scroll' => true,
 109                 ) );
 110         }
 111
 112         function no_items() {
 113                 _e( 'No themes match your request.' );
 114         }
 115
 116         function get_views() {
 117                 global $tabs, $tab;
 118
 119                 $display_tabs = array();
 120                 foreach ( (array) $tabs as $action => $text ) {
 121                         $class = ( $action == $tab ) ? ' class="current"' : '';
 122                         $href = self_admin_url('theme-install.php?tab=' . $action);
 123                         $display_tabs['theme-install-'.$action] = "<a href='$href'$class>$text</a>";
 124                 }
 125
 126                 return $display_tabs;
 127         }
 128
 129         function display() {
 130                 wp_nonce_field( "fetch-list-" . get_class( $this ), '_ajax_fetch_list_nonce' );
 131 ?>
 132                 <div class="tablenav top themes">
 133                         <div class="alignleft actions">
 134                                 <?php do_action( 'install_themes_table_header' ); ?>
 135                         </div>
 136                         <?php $this->pagination( 'top' ); ?>
 137                         <img src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" class="ajax-loading list-ajax-loading" alt="" />
 138                         <br class="clear" />
 139                 </div>
 140
 141                 <div id="availablethemes">
 142                         <?php $this->display_rows_or_placeholder(); ?>
 143                 </div>
 144
 145                 <?php
 146                 parent::tablenav( 'bottom' );
 147         }
 148
 149         function display_rows() {
 150                 $themes = $this->items;
 151                 foreach ( $themes as $theme ) {
 152                                 ?>
 153                                 <div class="available-theme installable-theme"><?php
 154                                         $this->single_row( $theme );
 155                                 ?></div>
 156                 <?php } // end foreach $theme_names
 157
 158                 $this->theme_installer();
 159         }
 160
 161         /*
 162          * Prints a theme from the WordPress.org API.
 163          *
 164          * @param object $theme An object that contains theme data returned by the WordPress.org API.
 165          *
 166          * Example theme data:
 167          *   object(stdClass)[59]
 168          *     public 'name' => string 'Magazine Basic' (length=14)
 169          *     public 'slug' => string 'magazine-basic' (length=14)
 170          *     public 'version' => string '1.1' (length=3)
 171          *     public 'author' => string 'tinkerpriest' (length=12)
 172          *     public 'preview_url' => string 'http://wp-themes.com/?magazine-basic' (length=36)
 173          *     public 'screenshot_url' => string 'http://wp-themes.com/wp-content/themes/magazine-basic/screenshot.png' (length=68)
 174          *     public 'rating' => float 80
 175          *     public 'num_ratings' => int 1
 176          *     public 'homepage' => string 'http://wordpress.org/extend/themes/magazine-basic' (length=49)
 177          *     public 'description' => string 'A basic magazine style layout with a fully customizable layout through a backend interface. Designed by <a href="http://bavotasan.com">c.bavota</a> of <a href="http://tinkerpriestmedia.com">Tinker Priest Media</a>.' (length=214)
 178          *     public 'download_link' => string 'http://wordpress.org/extend/themes/download/magazine-basic.1.1.zip' (length=66)
 179          */
 180         function single_row( $theme ) {
 181                 global $themes_allowedtags;
 182
 183                 if ( empty( $theme ) )
 184                         return;
 185
 186                 $name   = wp_kses( $theme->name,   $themes_allowedtags );
 187                 $author = wp_kses( $theme->author, $themes_allowedtags );
 188
 189                 $preview_title = sprintf( __('Preview &#8220;%s&#8221;'), $name );
 190                 $preview_url   = add_query_arg( array(
 191                         'tab'   => 'theme-information',
 192                         'theme' => $theme->slug,
 193                 ) );
 194
 195                 $actions = array();
 196
 197                 $install_url = add_query_arg( array(
 198                         'action' => 'install-theme',
 199                         'theme'  => $theme->slug,
 200                 ), self_admin_url( 'update.php' ) );
 201
 202                 $update_url = add_query_arg( array(
 203                         'action' => 'upgrade-theme',
 204                         'theme'  => $theme->slug,
 205                 ), self_admin_url( 'update.php' ) );
 206
 207                 $status = $this->_get_theme_status( $theme );
 208
 209                 switch ( $status ) {
 210                         default:
 211                         case 'install':
 212                                 $actions[] = '<a class="install-now" href="' . esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Install %s' ), $name ) ) . '">' . __( 'Install Now' ) . '</a>';
 213                                 break;
 214                         case 'update_available':
 215                                 $actions[] = '<a class="install-now" href="' . esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ) . '">' . __( 'Update' ) . '</a>';
 216                                 break;
 217                         case 'newer_installed':
 218                         case 'latest_installed':
 219                                 $actions[] = '<span class="install-now" title="' . esc_attr__( 'This theme is already installed and is up to date' ) . '">' . _x( 'Installed', 'theme' ) . '</span>';
 220                                 break;
 221                 }
 222
 223                 $actions[] = '<a class="install-theme-preview" href="' . esc_url( $preview_url ) . '" title="' . esc_attr( sprintf( __( 'Preview %s' ), $name ) ) . '">' . __( 'Preview' ) . '</a>';
 224
 225                 $actions = apply_filters( 'theme_install_actions', $actions, $theme );
 226
 227                 ?>
 228                 <a class="screenshot install-theme-preview" href="<?php echo esc_url( $preview_url ); ?>" title="<?php echo esc_attr( $preview_title ); ?>">
 229                         <img src='<?php echo esc_url( $theme->screenshot_url ); ?>' width='150' />
 230                 </a>
 231
 232                 <h3><?php echo $name; ?></h3>
 233                 <div class="theme-author"><?php printf( __( 'By %s' ), $author ); ?></div>
 234
 235                 <div class="action-links">
 236                         <ul>
 237                                 <?php foreach ( $actions as $action ): ?>
 238                                         <li><?php echo $action; ?></li>
 239                                 <?php endforeach; ?>
 240                                 <li class="hide-if-no-js"><a href="#" class="theme-detail" tabindex='4'><?php _e('Details') ?></a></li>
 241                         </ul>
 242                 </div>
 243
 244                 <?php
 245                 $this->install_theme_info( $theme );
 246         }
 247
 248         /*
 249          * Prints the wrapper for the theme installer.
 250          */
 251         function theme_installer() {
 252                 ?>
 253                 <div id="theme-installer" class="wp-full-overlay expanded">
 254                         <div class="wp-full-overlay-sidebar">
 255                                 <div class="wp-full-overlay-header">
 256                                         <a href="#" class="close-full-overlay"><?php _e( '&larr; Close' ); ?></a>
 257                                 </div>
 258                                 <div class="wp-full-overlay-sidebar-content">
 259                                         <div class="install-theme-info"></div>
 260                                 </div>
 261                                 <div class="wp-full-overlay-footer">
 262                                         <a href="#" class="collapse-sidebar button-secondary" title="<?php esc_attr_e('Collapse Sidebar'); ?>">
 263                                                 <span class="collapse-sidebar-label"><?php _e('Collapse'); ?></span>
 264                                                 <span class="collapse-sidebar-arrow"></span>
 265                                         </a>
 266                                 </div>
 267                         </div>
 268                         <div class="wp-full-overlay-main"></div>
 269                 </div>
 270                 <?php
 271         }
 272
 273         /*
 274          * Prints the wrapper for the theme installer with a provided theme's data.
 275          * Used to make the theme installer work for no-js.
 276          *
 277          * @param object $theme - A WordPress.org Theme API object.
 278          */
 279         function theme_installer_single( $theme ) {
 280                 ?>
 281                 <div id="theme-installer" class="wp-full-overlay single-theme">
 282                         <div class="wp-full-overlay-sidebar">
 283                                 <?php $this->install_theme_info( $theme ); ?>
 284                         </div>
 285                         <div class="wp-full-overlay-main">
 286                                 <iframe src="<?php echo esc_url( $theme->preview_url ); ?>"></iframe>
 287                         </div>
 288                 </div>
 289                 <?php
 290         }
 291
 292         /*
 293          * Prints the info for a theme (to be used in the theme installer modal).
 294          *
 295          * @param object $theme - A WordPress.org Theme API object.
 296          */
 297         function install_theme_info( $theme ) {
 298                 global $themes_allowedtags;
 299
 300                 if ( empty( $theme ) )
 301                         return;
 302
 303                 $name   = wp_kses( $theme->name,   $themes_allowedtags );
 304                 $author = wp_kses( $theme->author, $themes_allowedtags );
 305
 306                 $num_ratings = sprintf( _n( '(based on %s rating)', '(based on %s ratings)', $theme->num_ratings ), number_format_i18n( $theme->num_ratings ) );
 307
 308                 $install_url = add_query_arg( array(
 309                         'action' => 'install-theme',
 310                         'theme'  => $theme->slug,
 311                 ), self_admin_url( 'update.php' ) );
 312
 313                 $update_url = add_query_arg( array(
 314                         'action' => 'upgrade-theme',
 315                         'theme'  => $theme->slug,
 316                 ), self_admin_url( 'update.php' ) );
 317
 318                 $status = $this->_get_theme_status( $theme );
 319
 320                 ?>
 321                 <div class="install-theme-info"><?php
 322                         switch ( $status ) {
 323                                 default:
 324                                 case 'install':
 325                                         echo '<a class="theme-install button-primary" href="' . esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ) . '">' . __( 'Install' ) . '</a>';
 326                                         break;
 327                                 case 'update_available':
 328                                         echo '<a class="theme-install button-primary" href="' . esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ) . '">' . __( 'Update' ) . '</a>';
 329                                         break;
 330                                 case 'newer_installed':
 331                                 case 'latest_installed':
 332                                         echo '<span class="theme-install" title="' . esc_attr__( 'This theme is already installed and is up to date' ) . '">' . _x( 'Installed', 'theme' ) . '</span>';
 333                                         break;
 334                         } ?>
 335                         <h3 class="theme-name"><?php echo $name; ?></h3>
 336                         <span class="theme-by"><?php printf( __( 'By %s' ), $author ); ?></span>
 337                         <?php if ( isset( $theme->screenshot_url ) ): ?>
 338                                 <img class="theme-screenshot" src="<?php echo esc_url( $theme->screenshot_url ); ?>" />
 339                         <?php endif; ?>
 340                         <div class="theme-details">
 341                                 <div class="star-holder" title="<?php echo esc_attr( $num_ratings ); ?>">
 342                                         <div class="star-rating" style="width:<?php echo esc_attr( intval( $theme->rating ) . 'px' ); ?>;"></div>
 343                                 </div>
 344                                 <div class="theme-version">
 345                                         <strong><?php _e('Version:') ?> </strong>
 346                                         <?php echo wp_kses( $theme->version, $themes_allowedtags ); ?>
 347                                 </div>
 348                                 <div class="theme-description">
 349                                         <?php echo wp_kses( $theme->description, $themes_allowedtags ); ?>
 350                                 </div>
 351                         </div>
 352                         <input class="theme-preview-url" type="hidden" value="<?php echo esc_url( $theme->preview_url ); ?>" />
 353                 </div>
 354                 <?php
 355         }
 356
 357         /**
 358          * Send required variables to JavaScript land
 359          *
 360          * @since 3.4
 361          * @access private
 362          *
 363          * @uses $tab Global; current tab within Themes->Install screen
 364          * @uses $type Global; type of search.
 365          */
 366         function _js_vars() {
 367                 global $tab, $type;
 368                 parent::_js_vars( compact( 'tab', 'type' ) );
 369         }
 370
 371         /**
 372          * Check to see if the theme is already installed.
 373          *
 374          * @since 3.4
 375          * @access private
 376          *
 377          * @param object $theme - A WordPress.org Theme API object.
 378          * @return string Theme status.
 379          */
 380         private function _get_theme_status( $theme ) {
 381                 $status = 'install';
 382
 383                 $installed_theme = wp_get_theme( $theme->slug );
 384                 if ( $installed_theme->exists() ) {
 385                         if ( version_compare( $installed_theme->get('Version'), $theme->version, '=' ) )
 386                                 $status = 'latest_installed';
 387                         elseif ( version_compare( $installed_theme->get('Version'), $theme->version, '>' ) )
 388                                 $status = 'newer_installed';
 389                         else
 390                                 $status = 'update_available';
 391                 }
 392
 393                 return $status;
 394         }
 395 }