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   1  <?php
   2  /**
   3   * Press This Display and Handler.
   4   *
   5   * @package WordPress
   6   * @subpackage Press_This
   7   */
   8  
   9  define( 'IFRAME_REQUEST', true );
  10  
  11  /** WordPress Administration Bootstrap */
  12  require_once  __DIR__ . '/admin.php';
  13  
  14  function wp_load_press_this() {
  15      $plugin_slug = 'press-this';
  16      $plugin_file = 'press-this/press-this-plugin.php';
  17  
  18      if ( ! current_user_can( 'edit_posts' ) || ! current_user_can( get_post_type_object( 'post' )->cap->create_posts ) ) {
  19          wp_die(
  20              __( 'Sorry, you are not allowed to create posts as this user.' ),
  21              __( 'You need a higher level of permission.' ),
  22              403
  23          );
  24      } elseif ( is_plugin_active( $plugin_file ) ) {
  25          include WP_PLUGIN_DIR . '/press-this/class-wp-press-this-plugin.php';
  26          $wp_press_this = new WP_Press_This_Plugin();
  27          $wp_press_this->html();
  28      } elseif ( current_user_can( 'activate_plugins' ) ) {
  29          if ( file_exists( WP_PLUGIN_DIR . '/' . $plugin_file ) ) {
  30              $url    = wp_nonce_url(
  31                  add_query_arg(
  32                      array(
  33                          'action' => 'activate',
  34                          'plugin' => $plugin_file,
  35                          'from'   => 'press-this',
  36                      ),
  37                      admin_url( 'plugins.php' )
  38                  ),
  39                  'activate-plugin_' . $plugin_file
  40              );
  41              $action = sprintf(
  42                  '<a href="%1$s" aria-label="%2$s">%2$s</a>',
  43                  esc_url( $url ),
  44                  __( 'Activate Press This' )
  45              );
  46          } else {
  47              if ( is_main_site() ) {
  48                  $url    = wp_nonce_url(
  49                      add_query_arg(
  50                          array(
  51                              'action' => 'install-plugin',
  52                              'plugin' => $plugin_slug,
  53                              'from'   => 'press-this',
  54                          ),
  55                          self_admin_url( 'update.php' )
  56                      ),
  57                      'install-plugin_' . $plugin_slug
  58                  );
  59                  $action = sprintf(
  60                      '<a href="%1$s" class="install-now" data-slug="%2$s" data-name="%2$s" aria-label="%3$s">%3$s</a>',
  61                      esc_url( $url ),
  62                      esc_attr( $plugin_slug ),
  63                      _x( 'Install Now', 'plugin' )
  64                  );
  65              } else {
  66                  $action = sprintf(
  67                      /* translators: %s: URL to Press This bookmarklet on the main site. */
  68                      __( 'Press This is not installed. Please install Press This from <a href="%s">the main site</a>.' ),
  69                      get_admin_url( get_current_network_id(), 'press-this.php' )
  70                  );
  71              }
  72          }
  73          wp_die(
  74              __( 'The Press This plugin is required.' ) . '<br />' . $action,
  75              __( 'Installation Required' ),
  76              200
  77          );
  78      } else {
  79          wp_die(
  80              __( 'Press This is not available. Please contact your site administrator.' ),
  81              __( 'Installation Required' ),
  82              200
  83          );
  84      }
  85  }
  86  
  87  wp_load_press_this();