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   1  <?php
   2  /**
   3   * Signups Management class.
   4   *
   5   * @package BuddyPress
   6   * @subpackage coreClasses
   7   * @since 2.0.0
   8   */
   9  
  10  /**
  11   * Class used to handle Signups.
  12   *
  13   * @since 2.0.0
  14   */
  15  class BP_Signup {
  16  
  17      /**
  18       * ID of the signup which the object relates to.
  19       *
  20       * @since 2.0.0
  21       * @var integer
  22       */
  23      public $id;
  24  
  25      /**
  26       * The URL to the full size of the avatar for the user.
  27       *
  28       * @since 2.0.0
  29       * @var string
  30       */
  31      public $avatar;
  32  
  33      /**
  34       * The username for the user.
  35       *
  36       * @since 2.0.0
  37       * @var string
  38       */
  39      public $user_login;
  40  
  41      /**
  42       * The email for the user.
  43       *
  44       * @since 2.0.0
  45       * @var string
  46       */
  47      public $user_email;
  48  
  49      /**
  50       * The full name of the user.
  51       *
  52       * @since 2.0.0
  53       * @var string
  54       */
  55      public $user_name;
  56  
  57      /**
  58       * Metadata associated with the signup.
  59       *
  60       * @since 2.0.0
  61       * @var array
  62       */
  63      public $meta;
  64  
  65      /**
  66       * The registered date for the user.
  67       *
  68       * @since 2.0.0
  69       * @var string
  70       */
  71      public $registered;
  72  
  73      /**
  74       * The activation key for the user.
  75       *
  76       * @since 2.0.0
  77       * @var string
  78       */
  79      public $activation_key;
  80  
  81  
  82      /** Public Methods *******************************************************/
  83  
  84      /**
  85       * Class constructor.
  86       *
  87       * @since 2.0.0
  88       *
  89       * @param integer $signup_id The ID for the signup being queried.
  90       */
  91  	public function __construct( $signup_id = 0 ) {
  92          if ( !empty( $signup_id ) ) {
  93              $this->id = $signup_id;
  94              $this->populate();
  95          }
  96      }
  97  
  98      /**
  99       * Populate the instantiated class with data based on the signup_id provided.
 100       *
 101       * @since 2.0.0
 102       */
 103  	public function populate() {
 104          global $wpdb;
 105  
 106          $signups_table = buddypress()->members->table_name_signups;
 107          $signup        = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$signups_table} WHERE signup_id = %d AND active = 0", $this->id ) );
 108  
 109          $this->avatar         = get_avatar( $signup->user_email, 32 );
 110          $this->user_login     = $signup->user_login;
 111          $this->user_email     = $signup->user_email;
 112          $this->meta           = maybe_unserialize( $signup->meta );
 113          $this->user_name      = ! empty( $this->meta['field_1'] ) ? wp_unslash( $this->meta['field_1'] ) : '';
 114          $this->registered     = $signup->registered;
 115          $this->activation_key = $signup->activation_key;
 116      }
 117  
 118      /** Static Methods *******************************************************/
 119  
 120      /**
 121       * Fetch signups based on parameters.
 122       *
 123       * @since 2.0.0
 124       * @since 6.0.0 Added a list of allowed orderby parameters.
 125       *
 126       * @param array $args {
 127       *     The argument to retrieve desired signups.
 128       *     @type int         $offset         Offset amount. Default 0.
 129       *     @type int         $number         How many to fetch. Default 1.
 130       *     @type bool|string $usersearch     Whether or not to search for a username. Default false.
 131       *     @type string      $orderby        Order By parameter. Possible values are `signup_id`, `login`, `email`,
 132       *                                       `registered`, `activated`. Default `signup_id`.
 133       *     @type string      $order          Order direction. Default 'DESC'.
 134       *     @type bool        $include        Whether or not to include more specific query params.
 135       *     @type string      $activation_key Activation key to search for.
 136       *     @type string      $user_login     Specific user login to return.
 137       *     @type string      $fields         Which fields to return. Specify 'ids' to fetch a list of signups IDs.
 138       *                                       Default: 'all' (return BP_Signup objects).
 139       * }
 140       * @return array {
 141       *     @type array $signups Located signups. (IDs only if `fields` is set to `ids`.)
 142       *     @type int   $total   Total number of signups matching params.
 143       * }
 144       */
 145  	public static function get( $args = array() ) {
 146          global $wpdb;
 147  
 148          $r = bp_parse_args( $args,
 149              array(
 150                  'offset'         => 0,
 151                  'number'         => 1,
 152                  'usersearch'     => false,
 153                  'orderby'        => 'signup_id',
 154                  'order'          => 'DESC',
 155                  'include'        => false,
 156                  'activation_key' => '',
 157                  'user_login'     => '',
 158                  'fields'         => 'all',
 159              ),
 160              'bp_core_signups_get_args'
 161          );
 162  
 163          // Whitelist sanitization.
 164          if ( ! in_array( $r['orderby'], array( 'login', 'email', 'registered', 'activated' ), true ) ) {
 165              $r['orderby'] = 'signup_id';
 166          }
 167  
 168          if ( 'login' === $r['orderby'] || 'email' === $r['orderby'] ) {
 169              $r['orderby'] = 'user_' . $r['orderby'];
 170          }
 171  
 172          $r['orderby'] = sanitize_title( $r['orderby'] );
 173  
 174          $sql = array();
 175          $signups_table  = buddypress()->members->table_name_signups;
 176          $sql['select']  = "SELECT * FROM {$signups_table}";
 177          $sql['where']   = array();
 178          $sql['where'][] = "active = 0";
 179  
 180          if ( empty( $r['include'] ) ) {
 181  
 182              // Search terms.
 183              if ( ! empty( $r['usersearch'] ) ) {
 184                  $search_terms_like = '%' . bp_esc_like( $r['usersearch'] ) . '%';
 185                  $sql['where'][]    = $wpdb->prepare( "( user_login LIKE %s OR user_email LIKE %s OR meta LIKE %s )", $search_terms_like, $search_terms_like, $search_terms_like );
 186              }
 187  
 188              // Activation key.
 189              if ( ! empty( $r['activation_key'] ) ) {
 190                  $sql['where'][] = $wpdb->prepare( "activation_key = %s", $r['activation_key'] );
 191              }
 192  
 193              // User login.
 194              if ( ! empty( $r['user_login'] ) ) {
 195                  $sql['where'][] = $wpdb->prepare( "user_login = %s", $r['user_login'] );
 196              }
 197  
 198              $sql['orderby'] = "ORDER BY {$r['orderby']}";
 199              $sql['order']    = bp_esc_sql_order( $r['order'] );
 200              $sql['limit']    = $wpdb->prepare( "LIMIT %d, %d", $r['offset'], $r['number'] );
 201          } else {
 202              $in = implode( ',', wp_parse_id_list( $r['include'] ) );
 203              $sql['in'] = "AND signup_id IN ({$in})";
 204          }
 205  
 206          // Implode WHERE clauses.
 207          $sql['where'] = 'WHERE ' . implode( ' AND ', $sql['where'] );
 208  
 209          /**
 210           * Filters the Signups paged query.
 211           *
 212           * @since 2.0.0
 213           *
 214           * @param string $value SQL statement.
 215           * @param array  $sql   Array of SQL statement parts.
 216           * @param array  $args  Array of original arguments for get() method.
 217           * @param array  $r     Array of parsed arguments for get() method.
 218           */
 219          $paged_signups = $wpdb->get_results( apply_filters( 'bp_members_signups_paged_query', join( ' ', $sql ), $sql, $args, $r ) );
 220  
 221          if ( empty( $paged_signups ) ) {
 222              return array( 'signups' => false, 'total' => false );
 223          }
 224  
 225          // We only want the IDs.
 226          if ( 'ids' === $r['fields'] ) {
 227              $paged_signups = wp_list_pluck( $paged_signups, 'signup_id' );
 228          } else {
 229  
 230              // Used to calculate a diff between now & last
 231              // time an activation link has been resent.
 232              $now = current_time( 'timestamp', true );
 233  
 234              foreach ( (array) $paged_signups as $key => $signup ) {
 235  
 236                  $signup->id   = intval( $signup->signup_id );
 237  
 238                  $signup->meta = ! empty( $signup->meta ) ? maybe_unserialize( $signup->meta ) : false;
 239  
 240                  $signup->user_name = '';
 241                  if ( ! empty( $signup->meta['field_1'] ) ) {
 242                      $signup->user_name = wp_unslash( $signup->meta['field_1'] );
 243                  }
 244  
 245                  // Sent date defaults to date of registration.
 246                  if ( ! empty( $signup->meta['sent_date'] ) ) {
 247                      $signup->date_sent = $signup->meta['sent_date'];
 248                  } else {
 249                      $signup->date_sent = $signup->registered;
 250                  }
 251  
 252                  $sent_at = mysql2date('U', $signup->date_sent );
 253                  $diff    = $now - $sent_at;
 254  
 255                  /**
 256                   * Add a boolean in case the last time an activation link
 257                   * has been sent happened less than a day ago.
 258                   */
 259                  if ( $diff < 1 * DAY_IN_SECONDS ) {
 260                      $signup->recently_sent = true;
 261                  }
 262  
 263                  if ( ! empty( $signup->meta['count_sent'] ) ) {
 264                      $signup->count_sent = absint( $signup->meta['count_sent'] );
 265                  } else {
 266                      $signup->count_sent = 1;
 267                  }
 268  
 269                  $paged_signups[ $key ] = $signup;
 270              }
 271          }
 272  
 273          unset( $sql['limit'] );
 274          $sql['select'] = preg_replace( "/SELECT.*?FROM/", "SELECT COUNT(*) FROM", $sql['select'] );
 275  
 276          /**
 277           * Filters the Signups count query.
 278           *
 279           * @since 2.0.0
 280           *
 281           * @param string $value SQL statement.
 282           * @param array  $sql   Array of SQL statement parts.
 283           * @param array  $args  Array of original arguments for get() method.
 284           * @param array  $r     Array of parsed arguments for get() method.
 285           */
 286          $total_signups = $wpdb->get_var( apply_filters( 'bp_members_signups_count_query', join( ' ', $sql ), $sql, $args, $r ) );
 287  
 288          return array( 'signups' => $paged_signups, 'total' => $total_signups );
 289      }
 290  
 291      /**
 292       * Add a signup.
 293       *
 294       * @since 2.0.0
 295       *
 296       * @param array $args {
 297       *     Array of arguments for signup addition.
 298       *     @type string     $domain         New user's domain.
 299       *     @type string     $path           New user's path.
 300       *     @type string     $title          New user's title.
 301       *     @type string     $user_login     New user's user_login.
 302       *     @type string     $user_email     New user's email address.
 303       *     @type int|string $registered     Time the user registered.
 304       *     @type string     $activation_key New user's activation key.
 305       *     @type string     $meta           New user's user meta.
 306       * }
 307       * @return int|bool ID of newly created signup on success, false on failure.
 308       */
 309  	public static function add( $args = array() ) {
 310          global $wpdb;
 311  
 312          $r = bp_parse_args( $args,
 313              array(
 314                  'domain'         => '',
 315                  'path'           => '',
 316                  'title'          => '',
 317                  'user_login'     => '',
 318                  'user_email'     => '',
 319                  'registered'     => current_time( 'mysql', true ),
 320                  'activation_key' => '',
 321                  'meta'           => '',
 322              ),
 323              'bp_core_signups_add_args'
 324          );
 325  
 326          $r['meta'] = maybe_serialize( $r['meta'] );
 327  
 328          $inserted = $wpdb->insert(
 329              buddypress()->members->table_name_signups,
 330              $r,
 331              array( '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )
 332          );
 333  
 334          if ( $inserted ) {
 335              $retval = $wpdb->insert_id;
 336          } else {
 337              $retval = false;
 338          }
 339  
 340          /**
 341           * Filters the result of a signup addition.
 342           *
 343           * @since 2.0.0
 344           *
 345           * @param int|bool $retval Newly added user ID on success, false on failure.
 346           */
 347          return apply_filters( 'bp_core_signups_add', $retval );
 348      }
 349  
 350      /**
 351       * Create a WP user at signup.
 352       *
 353       * Since BP 2.0, non-multisite configurations have stored signups in
 354       * the same way as Multisite configs traditionally have: in the
 355       * wp_signups table. However, because some plugins may be looking
 356       * directly in the wp_users table for non-activated signups, we
 357       * mirror signups there by creating "phantom" users, mimicking WP's
 358       * default behavior.
 359       *
 360       * @since 2.0.0
 361       *
 362       * @param string $user_login    User login string.
 363       * @param string $user_password User password.
 364       * @param string $user_email    User email address.
 365       * @param array  $usermeta      Metadata associated with the signup.
 366       * @return int User id.
 367       */
 368  	public static function add_backcompat( $user_login = '', $user_password = '', $user_email = '', $usermeta = array() ) {
 369          global $wpdb;
 370  
 371          $user_id = wp_insert_user( array(
 372              'user_login'   => $user_login,
 373              'user_pass'    => $user_password,
 374              'display_name' => sanitize_title( $user_login ),
 375              'user_email'   => $user_email
 376          ) );
 377  
 378          if ( is_wp_error( $user_id ) || empty( $user_id ) ) {
 379              return $user_id;
 380          }
 381  
 382          // Update the user status to '2', ie "not activated"
 383          // (0 = active, 1 = spam, 2 = not active).
 384          $wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET user_status = 2 WHERE ID = %d", $user_id ) );
 385  
 386          // WordPress creates these options automatically on
 387          // wp_insert_user(), but we delete them so that inactive
 388          // signups don't appear in various user counts.
 389          delete_user_option( $user_id, 'capabilities' );
 390          delete_user_option( $user_id, 'user_level'   );
 391  
 392          // Set any profile data.
 393          if ( bp_is_active( 'xprofile' ) ) {
 394              if ( ! empty( $usermeta['profile_field_ids'] ) ) {
 395                  $profile_field_ids = explode( ',', $usermeta['profile_field_ids'] );
 396  
 397                  foreach ( (array) $profile_field_ids as $field_id ) {
 398                      if ( empty( $usermeta["field_{$field_id}"] ) ) {
 399                          continue;
 400                      }
 401  
 402                      $current_field = $usermeta["field_{$field_id}"];
 403                      xprofile_set_field_data( $field_id, $user_id, $current_field );
 404  
 405                      /*
 406                       * Save the visibility level.
 407                       *
 408                       * Use the field's default visibility if not present, and 'public' if a
 409                       * default visibility is not defined.
 410                       */
 411                      $key = "field_{$field_id}_visibility";
 412                      if ( isset( $usermeta[ $key ] ) ) {
 413                          $visibility_level = $usermeta[ $key ];
 414                      } else {
 415                          $vfield           = xprofile_get_field( $field_id );
 416                          $visibility_level = isset( $vfield->default_visibility ) ? $vfield->default_visibility : 'public';
 417                      }
 418                      xprofile_set_field_visibility_level( $field_id, $user_id, $visibility_level );
 419                  }
 420              }
 421          }
 422  
 423          /**
 424           * Filters the user ID for the backcompat functionality.
 425           *
 426           * @since 2.0.0
 427           *
 428           * @param int $user_id User ID being registered.
 429           */
 430          return apply_filters( 'bp_core_signups_add_backcompat', $user_id );
 431      }
 432  
 433      /**
 434       * Check a user status (from wp_users) on a non-multisite config.
 435       *
 436       * @since 2.0.0
 437       *
 438       * @param int $user_id ID of the user being checked.
 439       * @return int|bool The status if found, otherwise false.
 440       */
 441  	public static function check_user_status( $user_id = 0 ) {
 442          global $wpdb;
 443  
 444          if ( empty( $user_id ) ) {
 445              return false;
 446          }
 447  
 448          $user_status = $wpdb->get_var( $wpdb->prepare( "SELECT user_status FROM {$wpdb->users} WHERE ID = %d", $user_id ) );
 449  
 450          /**
 451           * Filters the user status of a provided user ID.
 452           *
 453           * @since 2.0.0
 454           *
 455           * @param int $value User status of the provided user ID.
 456           */
 457          return apply_filters( 'bp_core_signups_check_user_status', intval( $user_status ) );
 458      }
 459  
 460      /**
 461       * Activate a signup.
 462       *
 463       * @since 2.0.0
 464       *
 465       * @param string $key Activation key.
 466       * @return bool True on success, false on failure.
 467       */
 468  	public static function validate( $key = '' ) {
 469          global $wpdb;
 470  
 471          if ( empty( $key ) ) {
 472              return;
 473          }
 474  
 475          $activated = $wpdb->update(
 476              // Signups table.
 477              buddypress()->members->table_name_signups,
 478              array(
 479                  'active' => 1,
 480                  'activated' => current_time( 'mysql', true ),
 481              ),
 482              array(
 483                  'activation_key' => $key,
 484              ),
 485              // Data sanitization format.
 486              array(
 487                  '%d',
 488                  '%s',
 489              ),
 490              // WHERE sanitization format.
 491              array(
 492                  '%s',
 493              )
 494          );
 495  
 496          /**
 497           * Filters the status of the activated user.
 498           *
 499           * @since 2.0.0
 500           *
 501           * @param bool $activated Whether or not the activation was successful.
 502           */
 503          return apply_filters( 'bp_core_signups_validate', $activated );
 504      }
 505  
 506      /**
 507       * How many inactive signups do we have?
 508       *
 509       * @since 2.0.0
 510       *
 511       * @return int The number of signups.
 512       */
 513  	public static function count_signups() {
 514          global $wpdb;
 515  
 516          $signups_table = buddypress()->members->table_name_signups;
 517          $count_signups = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) AS total FROM {$signups_table} WHERE active = %d", 0 ) );
 518  
 519          /**
 520           * Filters the total inactive signups.
 521           *
 522           * @since 2.0.0
 523           *
 524           * @param int $count_signups How many total signups there are.
 525           */
 526          return apply_filters( 'bp_core_signups_count', (int) $count_signups );
 527      }
 528  
 529      /**
 530       * Update the meta for a signup.
 531       *
 532       * This is the way we use to "trace" the last date an activation
 533       * email was sent and how many times activation was sent.
 534       *
 535       * @since 2.0.0
 536       *
 537       * @param array $args {
 538       *     Array of arguments for the signup update.
 539       *     @type int $signup_id User signup ID.
 540       *     @type array $meta Meta to update.
 541       * }
 542       * @return int The signup id.
 543       */
 544  	public static function update( $args = array() ) {
 545          global $wpdb;
 546  
 547          $r = bp_parse_args( $args,
 548              array(
 549                  'signup_id'  => 0,
 550                  'meta'       => array(),
 551              ),
 552              'bp_core_signups_update_args'
 553          );
 554  
 555          if ( empty( $r['signup_id'] ) || empty( $r['meta'] ) ) {
 556              return false;
 557          }
 558  
 559          $wpdb->update(
 560              // Signups table.
 561              buddypress()->members->table_name_signups,
 562              // Data to update.
 563              array(
 564                  'meta' => serialize( $r['meta'] ),
 565              ),
 566              // WHERE.
 567              array(
 568                  'signup_id' => $r['signup_id'],
 569              ),
 570              // Data sanitization format.
 571              array(
 572                  '%s',
 573              ),
 574              // WHERE sanitization format.
 575              array(
 576                  '%d',
 577              )
 578          );
 579  
 580          /**
 581           * Filters the signup ID which received a meta update.
 582           *
 583           * @since 2.0.0
 584           *
 585           * @param int $value The signup ID.
 586           */
 587          return apply_filters( 'bp_core_signups_update', $r['signup_id'] );
 588      }
 589  
 590      /**
 591       * Resend an activation email.
 592       *
 593       * @since 2.0.0
 594       *
 595       * @param array $signup_ids Single ID or list of IDs to resend.
 596       * @return array
 597       */
 598  	public static function resend( $signup_ids = array() ) {
 599          if ( empty( $signup_ids ) || ! is_array( $signup_ids ) ) {
 600              return false;
 601          }
 602  
 603          $to_resend = self::get( array(
 604              'include' => $signup_ids,
 605          ) );
 606  
 607          if ( ! $signups = $to_resend['signups'] ) {
 608              return false;
 609          }
 610  
 611          $result = array();
 612  
 613          /**
 614           * Fires before activation emails are resent.
 615           *
 616           * @since 2.0.0
 617           *
 618           * @param array $signup_ids Array of IDs to resend activation emails to.
 619           */
 620          do_action( 'bp_core_signup_before_resend', $signup_ids );
 621  
 622          foreach ( $signups as $signup ) {
 623  
 624              $meta               = $signup->meta;
 625              $meta['sent_date']  = current_time( 'mysql', true );
 626              $meta['count_sent'] = $signup->count_sent + 1;
 627  
 628              // Send activation email.
 629              if ( is_multisite() ) {
 630                  wpmu_signup_user_notification( $signup->user_login, $signup->user_email, $signup->activation_key, serialize( $meta ) );
 631              } else {
 632  
 633                  // Check user status before sending email.
 634                  $user_id = email_exists( $signup->user_email );
 635  
 636                  if ( ! empty( $user_id ) && 2 != self::check_user_status( $user_id ) ) {
 637  
 638                      // Status is not 2, so user's account has been activated.
 639                      $result['errors'][ $signup->signup_id ] = array( $signup->user_login, esc_html__( 'the sign-up has already been activated.', 'buddypress' ) );
 640  
 641                      // Repair signups table.
 642                      self::validate( $signup->activation_key );
 643  
 644                      continue;
 645  
 646                  // Send the validation email.
 647                  } else {
 648                      $salutation = $signup->user_login;
 649                      if ( bp_is_active( 'xprofile' ) && isset( $meta[ 'field_' . bp_xprofile_fullname_field_id() ] ) ) {
 650                          $salutation = $meta[ 'field_' . bp_xprofile_fullname_field_id() ];
 651                      }
 652  
 653                      bp_core_signup_send_validation_email( false, $signup->user_email, $signup->activation_key, $salutation );
 654                  }
 655              }
 656  
 657              // Update metas.
 658              $result['resent'][] = self::update( array(
 659                  'signup_id' => $signup->signup_id,
 660                  'meta'      => $meta,
 661              ) );
 662          }
 663  
 664          /**
 665           * Fires after activation emails are resent.
 666           *
 667           * @since 2.0.0
 668           *
 669           * @param array $signup_ids Array of IDs to resend activation emails to.
 670           * @param array $result     Updated metadata related to activation emails.
 671           */
 672          do_action( 'bp_core_signup_after_resend', $signup_ids, $result );
 673  
 674          /**
 675           * Filters the result of the metadata for signup activation email resends.
 676           *
 677           * @since 2.0.0
 678           *
 679           * @param array $result Updated metadata related to activation emails.
 680           */
 681          return apply_filters( 'bp_core_signup_resend', $result );
 682      }
 683  
 684      /**
 685       * Activate a pending account.
 686       *
 687       * @since 2.0.0
 688       *
 689       * @param array $signup_ids Single ID or list of IDs to activate.
 690       * @return array
 691       */
 692  	public static function activate( $signup_ids = array() ) {
 693          if ( empty( $signup_ids ) || ! is_array( $signup_ids ) ) {
 694              return false;
 695          }
 696  
 697          $to_activate = self::get( array(
 698              'include' => $signup_ids,
 699          ) );
 700  
 701          if ( ! $signups = $to_activate['signups'] ) {
 702              return false;
 703          }
 704  
 705          $result = array();
 706  
 707          /**
 708           * Fires before activation of user accounts.
 709           *
 710           * @since 2.0.0
 711           *
 712           * @param array $signup_ids Array of IDs to activate.
 713           */
 714          do_action( 'bp_core_signup_before_activate', $signup_ids );
 715  
 716          foreach ( $signups as $signup ) {
 717  
 718              $user = bp_core_activate_signup( $signup->activation_key );
 719  
 720              if ( ! empty( $user->errors ) ) {
 721  
 722                  $user_id = username_exists( $signup->user_login );
 723  
 724                  if ( 2 !== self::check_user_status( $user_id ) ) {
 725                      $user_id = false;
 726                  }
 727  
 728                  if ( empty( $user_id ) ) {
 729  
 730                      // Status is not 2, so user's account has been activated.
 731                      $result['errors'][ $signup->signup_id ] = array( $signup->user_login, esc_html__( 'the sign-up has already been activated.', 'buddypress' ) );
 732  
 733                      // Repair signups table.
 734                      self::validate( $signup->activation_key );
 735  
 736                  // We have a user id, account is not active, let's delete it.
 737                  } else {
 738                      $result['errors'][ $signup->signup_id ] = array( $signup->user_login, $user->get_error_message() );
 739                  }
 740  
 741              } else {
 742                  $result['activated'][] = $user;
 743              }
 744          }
 745  
 746          /**
 747           * Fires after activation of user accounts.
 748           *
 749           * @since 2.0.0
 750           *
 751           * @param array $signup_ids Array of IDs activated activate.
 752           * @param array $result     Array of data for activated accounts.
 753           */
 754          do_action( 'bp_core_signup_after_activate', $signup_ids, $result );
 755  
 756          /**
 757           * Filters the result of the metadata after user activation.
 758           *
 759           * @since 2.0.0
 760           *
 761           * @param array $result Updated metadata related to user activation.
 762           */
 763          return apply_filters( 'bp_core_signup_activate', $result );
 764      }
 765  
 766      /**
 767       * Delete a pending account.
 768       *
 769       * @since 2.0.0
 770       *
 771       * @param array $signup_ids Single ID or list of IDs to delete.
 772       * @return array
 773       */
 774  	public static function delete( $signup_ids = array() ) {
 775          global $wpdb;
 776  
 777          if ( empty( $signup_ids ) || ! is_array( $signup_ids ) ) {
 778              return false;
 779          }
 780  
 781          $to_delete = self::get( array(
 782              'include' => $signup_ids,
 783          ) );
 784  
 785          if ( ! $signups = $to_delete['signups'] ) {
 786              return false;
 787          }
 788  
 789          $result = array();
 790  
 791          /**
 792           * Fires before deletion of pending accounts.
 793           *
 794           * @since 2.0.0
 795           *
 796           * @param array $signup_ids Array of pending IDs to delete.
 797           */
 798          do_action( 'bp_core_signup_before_delete', $signup_ids );
 799  
 800          foreach ( $signups as $signup ) {
 801              $user_id = username_exists( $signup->user_login );
 802  
 803              if ( ! empty( $user_id ) && $signup->activation_key === bp_get_user_meta( $user_id, 'activation_key', true ) ) {
 804  
 805                  if ( 2 != self::check_user_status( $user_id ) ) {
 806  
 807                      // Status is not 2, so user's account has been activated.
 808                      $result['errors'][ $signup->signup_id ] = array( $signup->user_login, esc_html__( 'the sign-up has already been activated.', 'buddypress' ) );
 809  
 810                      // Repair signups table.
 811                      self::validate( $signup->activation_key );
 812  
 813                  // We have a user id, account is not active, let's delete it.
 814                  } else {
 815                      bp_core_delete_account( $user_id );
 816                  }
 817              }
 818  
 819              if ( empty( $result['errors'][ $signup->signup_id ] ) ) {
 820                  $wpdb->delete(
 821                      // Signups table.
 822                      buddypress()->members->table_name_signups,
 823                      // Where.
 824                      array( 'signup_id' => $signup->signup_id, ),
 825                      // WHERE sanitization format.
 826                      array( '%d', )
 827                  );
 828  
 829                  $result['deleted'][] = $signup->signup_id;
 830              }
 831          }
 832  
 833          /**
 834           * Fires after deletion of pending accounts.
 835           *
 836           * @since 2.0.0
 837           *
 838           * @param array $signup_ids Array of pending IDs to delete.
 839           * @param array $result     Array of data for deleted accounts.
 840           */
 841          do_action( 'bp_core_signup_after_delete', $signup_ids, $result );
 842  
 843          /**
 844           * Filters the result of the metadata for deleted pending accounts.
 845           *
 846           * @since 2.0.0
 847           *
 848           * @param array $result Updated metadata related to deleted pending accounts.
 849           */
 850          return apply_filters( 'bp_core_signup_delete', $result );
 851      }
 852  }