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/src/bp-friends/ -> bp-friends-activity.php (source)

   1  <?php
   2  /**
   3   * BuddyPress Friends Activity Functions.
   4   *
   5   * These functions handle the recording, deleting and formatting of activity
   6   * for the user and for this specific component.
   7   *
   8   * @package BuddyPress
   9   * @subpackage FriendsActivity
  10   * @since 1.5.0
  11   */
  12  
  13  // Exit if accessed directly.
  14  defined( 'ABSPATH' ) || exit;
  15  
  16  /**
  17   * Record an activity item related to the Friends component.
  18   *
  19   * A wrapper for {@link bp_activity_add()} that provides some Friends-specific
  20   * defaults.
  21   *
  22   * @since 1.0.0
  23   *
  24   * @see bp_activity_add() for more detailed description of parameters and
  25   *      return values.
  26   *
  27   * @param array|string $args {
  28   *     An array of arguments for the new activity item. Accepts all parameters
  29   *     of {@link bp_activity_add()}. The one difference is the following
  30   *     argument, which has a different default here:
  31   *     @type string $component Default: the id of your Friends component
  32   *                             (usually 'friends').
  33   * }
  34   * @return WP_Error|bool|int See {@link bp_activity_add()}.
  35   */
  36  function friends_record_activity( $args = '' ) {
  37  
  38      if ( ! bp_is_active( 'activity' ) ) {
  39          return false;
  40      }
  41  
  42      $r = bp_parse_args(
  43          $args,
  44          array(
  45              'user_id'           => bp_loggedin_user_id(),
  46              'action'            => '',
  47              'content'           => '',
  48              'primary_link'      => '',
  49              'component'         => buddypress()->friends->id,
  50              'type'              => false,
  51              'item_id'           => false,
  52              'secondary_item_id' => false,
  53              'recorded_time'     => bp_core_current_time(),
  54              'hide_sitewide'     => false,
  55          )
  56      );
  57  
  58      return bp_activity_add( $r );
  59  }
  60  
  61  /**
  62   * Delete an activity item related to the Friends component.
  63   *
  64   * @since 1.0.0
  65   *
  66   * @param array $args {
  67   *     An array of arguments for the item to delete.
  68   *     @type int    $item_id ID of the 'item' associated with the activity item.
  69   *                           For Friends activity items, this is usually the user ID of one
  70   *                           of the friends.
  71   *     @type string $type    The 'type' of the activity item (eg
  72   *                           'friendship_accepted').
  73   *     @type int    $user_id ID of the user associated with the activity item.
  74   * }
  75   */
  76  function friends_delete_activity( $args ) {
  77      if ( ! bp_is_active( 'activity' ) ) {
  78          return;
  79      }
  80  
  81      bp_activity_delete_by_item_id( array(
  82          'component' => buddypress()->friends->id,
  83          'item_id'   => $args['item_id'],
  84          'type'      => $args['type'],
  85          'user_id'   => $args['user_id'],
  86      ) );
  87  }
  88  
  89  /**
  90   * Register the activity actions for bp-friends.
  91   *
  92   * @since 1.1.0
  93   *
  94   * @return bool False if activity component is not active.
  95   */
  96  function friends_register_activity_actions() {
  97  
  98      if ( ! bp_is_active( 'activity' ) ) {
  99          return false;
 100      }
 101  
 102      $bp = buddypress();
 103  
 104      // These two added in BP 1.6.
 105      bp_activity_set_action(
 106          $bp->friends->id,
 107          'friendship_accepted',
 108          __( 'Friendships accepted', 'buddypress' ),
 109          'bp_friends_format_activity_action_friendship_accepted',
 110          __( 'Friendships', 'buddypress' ),
 111          array( 'activity', 'member' )
 112      );
 113  
 114      bp_activity_set_action(
 115          $bp->friends->id,
 116          'friendship_created',
 117          __( 'New friendships', 'buddypress' ),
 118          'bp_friends_format_activity_action_friendship_created',
 119          __( 'Friendships', 'buddypress' ),
 120          array( 'activity', 'member' )
 121      );
 122  
 123      // < BP 1.6 backpat.
 124      bp_activity_set_action( $bp->friends->id, 'friends_register_activity_action', __( 'New friendship created', 'buddypress' ) );
 125  
 126      /**
 127       * Fires after all default bp-friends activity actions have been registered.
 128       *
 129       * @since 1.1.0
 130       */
 131      do_action( 'friends_register_activity_actions' );
 132  }
 133  add_action( 'bp_register_activity_actions', 'friends_register_activity_actions' );
 134  
 135  /**
 136   * Format 'friendship_accepted' activity actions.
 137   *
 138   * @since 2.0.0
 139   *
 140   * @param string $action   Activity action string.
 141   * @param object $activity Activity data.
 142   * @return string Formatted activity action.
 143   */
 144  function bp_friends_format_activity_action_friendship_accepted( $action, $activity ) {
 145      $initiator_link = bp_core_get_userlink( $activity->user_id );
 146      $friend_link    = bp_core_get_userlink( $activity->secondary_item_id );
 147  
 148      /* translators: 1: the initiator user link. 2: the friend user link. */
 149      $action = sprintf( esc_html__( '%1$s and %2$s are now friends', 'buddypress' ), $initiator_link, $friend_link );
 150  
 151      // Backward compatibility for legacy filter
 152      // The old filter has the $friendship object passed to it. We want to
 153      // avoid having to build this object if it's not necessary.
 154      if ( has_filter( 'friends_activity_friendship_accepted_action' ) ) {
 155          $friendship = new BP_Friends_Friendship( $activity->item_id );
 156          $action     = apply_filters( 'friends_activity_friendsip_accepted_action', $action, $friendship );
 157      }
 158  
 159      /**
 160       * Filters the 'friendship_accepted' activity action format.
 161       *
 162       * @since 2.0.0
 163       *
 164       * @param string $action   String text for the 'friendship_accepted' action.
 165       * @param object $activity Activity data.
 166       */
 167      return apply_filters( 'bp_friends_format_activity_action_friendship_accepted', $action, $activity );
 168  }
 169  
 170  /**
 171   * Format 'friendship_created' activity actions.
 172   *
 173   * @since 2.0.0
 174   *
 175   * @param string $action   Static activity action.
 176   * @param object $activity Activity data.
 177   * @return string Formatted activity action.
 178   */
 179  function bp_friends_format_activity_action_friendship_created( $action, $activity ) {
 180      $initiator_link = bp_core_get_userlink( $activity->user_id );
 181      $friend_link    = bp_core_get_userlink( $activity->secondary_item_id );
 182  
 183      /* translators: 1: the initiator user link. 2: the friend user link. */
 184      $action = sprintf( esc_html__( '%1$s and %2$s are now friends', 'buddypress' ), $initiator_link, $friend_link );
 185  
 186      // Backward compatibility for legacy filter
 187      // The old filter has the $friendship object passed to it. We want to
 188      // avoid having to build this object if it's not necessary.
 189      if ( has_filter( 'friends_activity_friendship_accepted_action' ) ) {
 190          $friendship = new BP_Friends_Friendship( $activity->item_id );
 191          $action     = apply_filters( 'friends_activity_friendsip_accepted_action', $action, $friendship );
 192      }
 193  
 194      /**
 195       * Filters the 'friendship_created' activity action format.
 196       *
 197       * @since 2.0.0
 198       *
 199       * @param string $action   String text for the 'friendship_created' action.
 200       * @param object $activity Activity data.
 201       */
 202      return apply_filters( 'bp_friends_format_activity_action_friendship_created', $action, $activity );
 203  }
 204  
 205  /**
 206   * Fetch data related to friended users at the beginning of an activity loop.
 207   *
 208   * This reduces database overhead during the activity loop.
 209   *
 210   * @since 2.0.0
 211   *
 212   * @param array $activities Array of activity items.
 213   * @return array
 214   */
 215  function bp_friends_prefetch_activity_object_data( $activities ) {
 216      if ( empty( $activities ) ) {
 217          return $activities;
 218      }
 219  
 220      $friend_ids = array();
 221  
 222      foreach ( $activities as $activity ) {
 223          if ( buddypress()->friends->id !== $activity->component ) {
 224              continue;
 225          }
 226  
 227          $friend_ids[] = $activity->secondary_item_id;
 228      }
 229  
 230      if ( ! empty( $friend_ids ) ) {
 231          // Fire a user query to prime user caches.
 232          new BP_User_Query( array(
 233              'user_ids'          => $friend_ids,
 234              'populate_extras'   => false,
 235              'update_meta_cache' => false,
 236          ) );
 237      }
 238  
 239      return $activities;
 240  }
 241  add_filter( 'bp_activity_prefetch_object_data', 'bp_friends_prefetch_activity_object_data' );
 242  
 243  /**
 244   * Set up activity arguments for use with the 'friends' scope.
 245   *
 246   * For details on the syntax, see {@link BP_Activity_Query}.
 247   *
 248   * @since 2.2.0
 249   *
 250   * @param array $retval Empty array by default.
 251   * @param array $filter Current activity arguments.
 252   * @return array
 253   */
 254  function bp_friends_filter_activity_scope( $retval = array(), $filter = array() ) {
 255  
 256      // Determine the user_id.
 257      if ( ! empty( $filter['user_id'] ) ) {
 258          $user_id = $filter['user_id'];
 259      } else {
 260          $user_id = bp_displayed_user_id()
 261              ? bp_displayed_user_id()
 262              : bp_loggedin_user_id();
 263      }
 264  
 265      // Determine friends of user.
 266      $friends = friends_get_friend_user_ids( $user_id );
 267      if ( empty( $friends ) ) {
 268          $friends = array( 0 );
 269      }
 270  
 271      $retval = array(
 272          'relation' => 'AND',
 273          array(
 274              'column'  => 'user_id',
 275              'compare' => 'IN',
 276              'value'   => (array) $friends,
 277          ),
 278  
 279          // We should only be able to view sitewide activity content for friends.
 280          array(
 281              'column' => 'hide_sitewide',
 282              'value'  => 0,
 283          ),
 284  
 285          // Overrides.
 286          'override' => array(
 287              'filter'      => array( 'user_id' => 0 ),
 288              'show_hidden' => true,
 289          ),
 290      );
 291  
 292      return $retval;
 293  }
 294  add_filter( 'bp_activity_set_friends_scope_args', 'bp_friends_filter_activity_scope', 10, 2 );
 295  
 296  /**
 297   * Set up activity arguments for use with the 'just-me' scope.
 298   *
 299   * For details on the syntax, see {@link BP_Activity_Query}.
 300   *
 301   * @since 2.2.0
 302   *
 303   * @param array $retval Empty array by default.
 304   * @param array $filter Current activity arguments.
 305   * @return array
 306   */
 307  function bp_friends_filter_activity_just_me_scope( $retval = array(), $filter = array() ) {
 308  
 309      // Determine the user_id.
 310      if ( ! empty( $filter['user_id'] ) ) {
 311          $user_id = $filter['user_id'];
 312      } else {
 313          $user_id = bp_displayed_user_id()
 314              ? bp_displayed_user_id()
 315              : bp_loggedin_user_id();
 316      }
 317  
 318      // Get the requested action.
 319      $action = isset( $filter['filter']['action'] ) ? $filter['filter']['action'] : array();
 320  
 321      // Make sure actions are listed in an array.
 322      if ( ! is_array( $action ) ) {
 323          $action = explode( ',', $filter['filter']['action'] );
 324      }
 325  
 326      $action = array_flip( array_filter( $action ) );
 327  
 328      /**
 329       * If filtering activities for something other than the friendship_created
 330       * action return without changing anything
 331       */
 332      if ( ! empty( $action ) && ! isset( $action['friendship_created'] ) ) {
 333          return $retval;
 334      }
 335  
 336      // Juggle existing override value.
 337      $override = array();
 338      if ( ! empty( $retval['override'] ) ) {
 339          $override = $retval['override'];
 340          unset( $retval['override'] );
 341      }
 342  
 343      /**
 344       * Else make sure to get the friendship_created action, the user is involved in
 345       * - user initiated the friendship
 346       * - user has been requested a friendship
 347       */
 348      $retval = array(
 349          'relation' => 'OR',
 350          $retval,
 351          array(
 352              'relation' => 'AND',
 353              array(
 354                  'column' => 'component',
 355                  'value'  => 'friends',
 356              ),
 357              array(
 358                  'column' => 'secondary_item_id',
 359                  'value'  => $user_id,
 360              ),
 361          ),
 362      );
 363  
 364      // Juggle back override value.
 365      if ( ! empty( $override ) ) {
 366          $retval['override'] = $override;
 367      }
 368  
 369      return $retval;
 370  }
 371  add_filter( 'bp_activity_set_just-me_scope_args', 'bp_friends_filter_activity_just_me_scope', 20, 2 );
 372  
 373  /**
 374   * Add activity stream items when one members accepts another members request
 375   * for virtual friendship.
 376   *
 377   * @since 1.9.0
 378   *
 379   * @param int $friendship_id     ID of the friendship.
 380   * @param int $initiator_user_id ID of friendship initiator.
 381   * @param int $friend_user_id    ID of user whose friendship is requested.
 382   */
 383  function bp_friends_friendship_accepted_activity( $friendship_id, $initiator_user_id, $friend_user_id ) {
 384      if ( ! bp_is_active( 'activity' ) ) {
 385          return;
 386      }
 387  
 388      // Record in activity streams for the initiator.
 389      friends_record_activity( array(
 390          'user_id'           => $initiator_user_id,
 391          'type'              => 'friendship_created',
 392          'item_id'           => $friendship_id,
 393          'secondary_item_id' => $friend_user_id,
 394      ) );
 395  }
 396  add_action( 'friends_friendship_accepted', 'bp_friends_friendship_accepted_activity', 10, 3 );
 397  
 398  /**
 399   * Deletes friendship activity items when a user is deleted.
 400   *
 401   * @since 2.5.0
 402   *
 403   * @param int $user_id The ID of the user being deleted.
 404   */
 405  function bp_friends_delete_activity_on_user_delete( $user_id = 0 ) {
 406      if ( ! bp_is_active( 'activity' ) ) {
 407          return;
 408      }
 409  
 410      bp_activity_delete(
 411          array(
 412              'component'         => buddypress()->friends->id,
 413              'type'              => 'friendship_created',
 414              'secondary_item_id' => $user_id,
 415          )
 416      );
 417  }
 418  add_action( 'friends_remove_data', 'bp_friends_delete_activity_on_user_delete' );
 419  
 420  /**
 421   * Remove friendship activity item when a friendship is deleted.
 422   *
 423   * @since 3.2.0
 424   *
 425   * @param int $friendship_id ID of the friendship.
 426   */
 427  function bp_friends_delete_activity_on_friendship_delete( $friendship_id ) {
 428      friends_delete_activity(
 429          array(
 430              'item_id' => $friendship_id,
 431              'type'    => 'friendship_created',
 432              'user_id' => 0,
 433          )
 434      );
 435  }
 436  add_action( 'friends_friendship_deleted', 'bp_friends_delete_activity_on_friendship_delete' );


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