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1 <?php 2 /** 3 * BuddyPress Groups 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 GroupsActivity 10 * @since 1.5.0 11 */ 12 13 // Exit if accessed directly. 14 defined( 'ABSPATH' ) || exit; 15 16 /** 17 * Register activity actions for the Groups component. 18 * 19 * @since 1.1.0 20 * 21 * @return false|null False on failure. 22 */ 23 function groups_register_activity_actions() { 24 $bp = buddypress(); 25 26 if ( ! bp_is_active( 'activity' ) ) { 27 return false; 28 } 29 30 bp_activity_set_action( 31 $bp->groups->id, 32 'created_group', 33 __( 'Created a group', 'buddypress' ), 34 'bp_groups_format_activity_action_created_group', 35 __( 'New Groups', 'buddypress' ), 36 array( 'activity', 'member', 'member_groups' ) 37 ); 38 39 bp_activity_set_action( 40 $bp->groups->id, 41 'joined_group', 42 __( 'Joined a group', 'buddypress' ), 43 'bp_groups_format_activity_action_joined_group', 44 __( 'Group Memberships', 'buddypress' ), 45 array( 'activity', 'group', 'member', 'member_groups' ) 46 ); 47 48 bp_activity_set_action( 49 $bp->groups->id, 50 'group_details_updated', 51 __( 'Group details edited', 'buddypress' ), 52 'bp_groups_format_activity_action_group_details_updated', 53 __( 'Group Updates', 'buddypress' ), 54 array( 'activity', 'group', 'member', 'member_groups' ) 55 ); 56 57 bp_activity_set_action( 58 $bp->groups->id, 59 'activity_update', 60 __( 'Posted a status update in a Group', 'buddypress' ), 61 'bp_groups_format_activity_action_group_activity_update', 62 __( 'Group Activity Updates', 'buddypress' ), 63 array( 'activity', 'group', 'member', 'member_groups' ) 64 ); 65 66 /** 67 * Fires at end of registration of the default activity actions for the Groups component. 68 * 69 * @since 1.1.0 70 */ 71 do_action( 'groups_register_activity_actions' ); 72 } 73 add_action( 'bp_register_activity_actions', 'groups_register_activity_actions' ); 74 75 /** 76 * Get the group object the activity belongs to. 77 * 78 * @since 5.0.0 79 * 80 * @param integer $group_id The group ID the activity is linked to. 81 * @return BP_Groups_Group The group object the activity belongs to. 82 */ 83 function bp_groups_get_activity_group( $group_id = 0 ) { 84 // If displaying a specific group, check the activity belongs to it. 85 if ( bp_is_group() && bp_get_current_group_id() === (int) $group_id ) { 86 $group = groups_get_current_group(); 87 88 // Otherwise get the group the activity belongs to. 89 } else { 90 $group = groups_get_group( $group_id ); 91 } 92 93 return $group; 94 } 95 96 /** 97 * Format 'created_group' activity actions. 98 * 99 * @since 2.0.0 100 * 101 * @param string $action Static activity action. 102 * @param object $activity Activity data object. 103 * @return string 104 */ 105 function bp_groups_format_activity_action_created_group( $action, $activity ) { 106 $user_link = bp_core_get_userlink( $activity->user_id ); 107 108 $group = bp_groups_get_activity_group( $activity->item_id ); 109 $group_link = '<a href="' . esc_url( bp_get_group_permalink( $group ) ) . '">' . esc_html( $group->name ) . '</a>'; 110 111 $action = sprintf( esc_html__( '%1$s created the group %2$s', 'buddypress'), $user_link, $group_link ); 112 113 /** 114 * Filters the 'created_group' activity actions. 115 * 116 * @since 1.2.0 117 * 118 * @param string $action The 'created_group' activity action. 119 * @param object $activity Activity data object. 120 */ 121 return apply_filters( 'groups_activity_created_group_action', $action, $activity ); 122 } 123 124 /** 125 * Format 'joined_group' activity actions. 126 * 127 * @since 2.0.0 128 * 129 * @param string $action Static activity action. 130 * @param object $activity Activity data object. 131 * @return string 132 */ 133 function bp_groups_format_activity_action_joined_group( $action, $activity ) { 134 $user_link = bp_core_get_userlink( $activity->user_id ); 135 136 $group = bp_groups_get_activity_group( $activity->item_id ); 137 $group_link = '<a href="' . esc_url( bp_get_group_permalink( $group ) ) . '">' . esc_html( $group->name ) . '</a>'; 138 139 $action = sprintf( esc_html__( '%1$s joined the group %2$s', 'buddypress' ), $user_link, $group_link ); 140 141 // Legacy filters (do not follow parameter patterns of other activity 142 // action filters, and requires apply_filters_ref_array()). 143 if ( has_filter( 'groups_activity_membership_accepted_action' ) ) { 144 $action = apply_filters_ref_array( 'groups_activity_membership_accepted_action', array( $action, $user_link, &$group ) ); 145 } 146 147 // Another legacy filter. 148 if ( has_filter( 'groups_activity_accepted_invite_action' ) ) { 149 $action = apply_filters_ref_array( 'groups_activity_accepted_invite_action', array( $action, $activity->user_id, &$group ) ); 150 } 151 152 /** 153 * Filters the 'joined_group' activity actions. 154 * 155 * @since 2.0.0 156 * 157 * @param string $action The 'joined_group' activity actions. 158 * @param object $activity Activity data object. 159 */ 160 return apply_filters( 'bp_groups_format_activity_action_joined_group', $action, $activity ); 161 } 162 163 /** 164 * Format 'group_details_updated' activity actions. 165 * 166 * @since 2.2.0 167 * 168 * @param string $action Static activity action. 169 * @param object $activity Activity data object. 170 * @return string 171 */ 172 function bp_groups_format_activity_action_group_details_updated( $action, $activity ) { 173 $user_link = bp_core_get_userlink( $activity->user_id ); 174 175 $group = bp_groups_get_activity_group( $activity->item_id ); 176 $group_link = '<a href="' . esc_url( bp_get_group_permalink( $group ) ) . '">' . esc_html( $group->name ) . '</a>'; 177 178 /* 179 * Changed group details are stored in groupmeta, keyed by the activity 180 * timestamp. See {@link bp_groups_group_details_updated_add_activity()}. 181 */ 182 $changed = groups_get_groupmeta( $activity->item_id, 'updated_details_' . $activity->date_recorded ); 183 184 // No changed details were found, so use a generic message. 185 if ( empty( $changed ) ) { 186 $action = sprintf( esc_html__( '%1$s updated details for the group %2$s', 'buddypress' ), $user_link, $group_link ); 187 188 // Name and description changed - to keep things short, don't describe changes in detail. 189 } elseif ( isset( $changed['name'] ) && isset( $changed['description'] ) ) { 190 $action = sprintf( esc_html__( '%1$s changed the name and description of the group %2$s', 'buddypress' ), $user_link, $group_link ); 191 192 // Name only. 193 } elseif ( ! empty( $changed['name']['old'] ) && ! empty( $changed['name']['new'] ) ) { 194 $action = sprintf( esc_html__( '%1$s changed the name of the group %2$s from "%3$s" to "%4$s"', 'buddypress' ), $user_link, $group_link, esc_html( $changed['name']['old'] ), esc_html( $changed['name']['new'] ) ); 195 196 // Description only. 197 } elseif ( ! empty( $changed['description']['old'] ) && ! empty( $changed['description']['new'] ) ) { 198 $action = sprintf( esc_html__( '%1$s changed the description of the group %2$s from "%3$s" to "%4$s"', 'buddypress' ), $user_link, $group_link, esc_html( $changed['description']['old'] ), esc_html( $changed['description']['new'] ) ); 199 200 } elseif ( ! empty( $changed['slug']['old'] ) && ! empty( $changed['slug']['new'] ) ) { 201 $action = sprintf( esc_html__( '%1$s changed the permalink of the group %2$s.', 'buddypress' ), $user_link, $group_link ); 202 203 } 204 205 /** 206 * Filters the 'group_details_updated' activity actions. 207 * 208 * @since 2.0.0 209 * 210 * @param string $action The 'group_details_updated' activity actions. 211 * @param object $activity Activity data object. 212 */ 213 return apply_filters( 'bp_groups_format_activity_action_joined_group', $action, $activity ); 214 } 215 216 /** 217 * Format the action for activity updates posted in a Group. 218 * 219 * @since 5.0.0 220 * 221 * @param string $action Static activity action. 222 * @param object $activity Activity data object. 223 * @return string The formatted action for activity updates posted in a Group. 224 */ 225 function bp_groups_format_activity_action_group_activity_update( $action, $activity ) { 226 $user_link = bp_core_get_userlink( $activity->user_id ); 227 $group = bp_groups_get_activity_group( $activity->item_id ); 228 229 $group_link = '<a href="' . esc_url( bp_get_group_permalink( $group ) ) . '">' . esc_html( $group->name ) . '</a>'; 230 231 // Set the Activity update posted in a Group action. 232 $action = sprintf( esc_html__( '%1$s posted an update in the group %2$s', 'buddypress' ), $user_link, $group_link ); 233 234 /** This filter is documented in wp-includes/deprecated.php */ 235 $action = apply_filters_deprecated( 'groups_activity_new_update_action', array( $action ), '5.0.0', 'bp_groups_format_activity_action_group_activity_update' ); 236 237 /** 238 * Filters the Group's activity update action. 239 * 240 * @since 5.0.0 241 * 242 * @param string $action The Group's activity update action. 243 * @param object $activity Activity data object. 244 */ 245 return apply_filters( 'bp_groups_format_activity_action_group_activity_update', $action, $activity ); 246 } 247 248 /** 249 * Fetch data related to groups at the beginning of an activity loop. 250 * 251 * This reduces database overhead during the activity loop. 252 * 253 * @since 2.0.0 254 * 255 * @param array $activities Array of activity items. 256 * @return array 257 */ 258 function bp_groups_prefetch_activity_object_data( $activities ) { 259 $group_ids = array(); 260 261 if ( empty( $activities ) ) { 262 return $activities; 263 } 264 265 foreach ( $activities as $activity ) { 266 if ( buddypress()->groups->id !== $activity->component ) { 267 continue; 268 } 269 270 $group_ids[] = $activity->item_id; 271 } 272 273 if ( ! empty( $group_ids ) ) { 274 275 // TEMPORARY - Once the 'populate_extras' issue is solved 276 // in the groups component, we can do this with groups_get_groups() 277 // rather than manually. 278 $uncached_ids = array(); 279 foreach ( $group_ids as $group_id ) { 280 if ( false === wp_cache_get( $group_id, 'bp_groups' ) ) { 281 $uncached_ids[] = $group_id; 282 } 283 } 284 285 if ( ! empty( $uncached_ids ) ) { 286 global $wpdb; 287 $bp = buddypress(); 288 $uncached_ids_sql = implode( ',', wp_parse_id_list( $uncached_ids ) ); 289 $groups = $wpdb->get_results( "SELECT * FROM {$bp->groups->table_name} WHERE id IN ({$uncached_ids_sql})" ); 290 foreach ( $groups as $group ) { 291 wp_cache_set( $group->id, $group, 'bp_groups' ); 292 } 293 } 294 } 295 296 return $activities; 297 } 298 add_filter( 'bp_activity_prefetch_object_data', 'bp_groups_prefetch_activity_object_data' ); 299 300 /** 301 * Set up activity arguments for use with the 'groups' scope. 302 * 303 * @since 2.2.0 304 * 305 * @param array $retval Empty array by default. 306 * @param array $filter Current activity arguments. 307 * @return array 308 */ 309 function bp_groups_filter_activity_scope( $retval = array(), $filter = array() ) { 310 311 // Determine the user_id. 312 if ( ! empty( $filter['user_id'] ) ) { 313 $user_id = $filter['user_id']; 314 } else { 315 $user_id = bp_displayed_user_id() 316 ? bp_displayed_user_id() 317 : bp_loggedin_user_id(); 318 } 319 320 // Determine groups of user. 321 $groups = groups_get_user_groups( $user_id ); 322 if ( empty( $groups['groups'] ) ) { 323 $groups = array( 'groups' => 0 ); 324 } 325 326 // Should we show all items regardless of sitewide visibility? 327 $show_hidden = array(); 328 if ( ! empty( $user_id ) && ( $user_id !== bp_loggedin_user_id() ) ) { 329 $show_hidden = array( 330 'column' => 'hide_sitewide', 331 'value' => 0 332 ); 333 } 334 335 $retval = array( 336 'relation' => 'AND', 337 array( 338 'relation' => 'AND', 339 array( 340 'column' => 'component', 341 'value' => buddypress()->groups->id 342 ), 343 array( 344 'column' => 'item_id', 345 'compare' => 'IN', 346 'value' => (array) $groups['groups'] 347 ), 348 ), 349 $show_hidden, 350 351 // Overrides. 352 'override' => array( 353 'filter' => array( 'user_id' => 0 ), 354 'show_hidden' => true 355 ), 356 ); 357 358 return $retval; 359 } 360 add_filter( 'bp_activity_set_groups_scope_args', 'bp_groups_filter_activity_scope', 10, 2 ); 361 362 /** 363 * Enforces group membership restrictions on activity favorite queries. 364 * 365 * @since 4.3.0 366 367 * @param array $retval Query arguments. 368 * @param array $filter 369 * @return array 370 */ 371 function bp_groups_filter_activity_favorites_scope( $retval, $filter ) { 372 // Only process for viewers looking at their own favorites feed. 373 if ( ! empty( $filter['user_id'] ) ) { 374 $user_id = (int) $filter['user_id']; 375 } else { 376 $user_id = bp_displayed_user_id() ? bp_displayed_user_id() : bp_loggedin_user_id(); 377 } 378 379 if ( ! $user_id || ! is_user_logged_in() || $user_id !== bp_loggedin_user_id() ) { 380 return $retval; 381 } 382 383 $favs = bp_activity_get_user_favorites( $user_id ); 384 if ( empty( $favs ) ) { 385 return $retval; 386 } 387 388 $user_groups = bp_get_user_groups( 389 $user_id, 390 array( 391 'is_admin' => null, 392 'is_mod' => null, 393 ) 394 ); 395 396 $retval = array( 397 'relation' => 'OR', 398 399 // Allow hidden items for items unconnected to groups. 400 'non_groups' => array( 401 'relation' => 'AND', 402 array( 403 'column' => 'component', 404 'compare' => '!=', 405 'value' => buddypress()->groups->id, 406 ), 407 array( 408 'column' => 'hide_sitewide', 409 'compare' => 'IN', 410 'value' => array( 1, 0 ), 411 ), 412 array( 413 'column' => 'id', 414 'compare' => 'IN', 415 'value' => $favs, 416 ), 417 ), 418 419 // Trust the favorites list for group items that are not hidden sitewide. 420 'non_hidden_groups' => array( 421 'relation' => 'AND', 422 array( 423 'column' => 'component', 424 'compare' => '=', 425 'value' => buddypress()->groups->id, 426 ), 427 array( 428 'column' => 'hide_sitewide', 429 'compare' => '=', 430 'value' => 0, 431 ), 432 array( 433 'column' => 'id', 434 'compare' => 'IN', 435 'value' => $favs, 436 ), 437 ), 438 439 // For hidden group items, limit to those in the user's groups. 440 'hidden_groups' => array( 441 'relation' => 'AND', 442 array( 443 'column' => 'component', 444 'compare' => '=', 445 'value' => buddypress()->groups->id, 446 ), 447 array( 448 'column' => 'hide_sitewide', 449 'compare' => '=', 450 'value' => 1, 451 ), 452 array( 453 'column' => 'id', 454 'compare' => 'IN', 455 'value' => $favs, 456 ), 457 array( 458 'column' => 'item_id', 459 'compare' => 'IN', 460 'value' => wp_list_pluck( $user_groups, 'group_id' ), 461 ), 462 ), 463 464 'override' => array( 465 'display_comments' => true, 466 'filter' => array( 'user_id' => 0 ), 467 'show_hidden' => true, 468 ), 469 ); 470 471 return $retval; 472 } 473 add_filter( 'bp_activity_set_favorites_scope_args', 'bp_groups_filter_activity_favorites_scope', 20, 2 ); 474 475 /** 476 * Record an activity item related to the Groups component. 477 * 478 * A wrapper for {@link bp_activity_add()} that provides some Groups-specific 479 * defaults. 480 * 481 * @since 1.0.0 482 * 483 * @see bp_activity_add() for more detailed description of parameters and 484 * return values. 485 * 486 * @param array|string $args { 487 * An array of arguments for the new activity item. Accepts all parameters 488 * of {@link bp_activity_add()}. However, this wrapper provides some 489 * additional defaults, as described below: 490 * @type string $component Default: the id of your Groups component 491 * (usually 'groups'). 492 * @type bool $hide_sitewide Default: True if the current group is not 493 * public, otherwise false. 494 * } 495 * @return WP_Error|bool|int See {@link bp_activity_add()}. 496 */ 497 function groups_record_activity( $args = '' ) { 498 499 if ( ! bp_is_active( 'activity' ) ) { 500 return false; 501 } 502 503 // Set the default for hide_sitewide by checking the status of the group. 504 $hide_sitewide = false; 505 if ( ! empty( $args['item_id'] ) ) { 506 $group = bp_groups_get_activity_group( $args['item_id'] ); 507 508 if ( isset( $group->status ) && 'public' != $group->status ) { 509 $hide_sitewide = true; 510 } 511 } 512 513 $r = bp_parse_args( $args, array( 514 'id' => false, 515 'user_id' => bp_loggedin_user_id(), 516 'action' => '', 517 'content' => '', 518 'primary_link' => '', 519 'component' => buddypress()->groups->id, 520 'type' => false, 521 'item_id' => false, 522 'secondary_item_id' => false, 523 'recorded_time' => bp_core_current_time(), 524 'hide_sitewide' => $hide_sitewide, 525 'error_type' => 'bool' 526 ), 'groups_record_activity' ); 527 528 return bp_activity_add( $r ); 529 } 530 531 /** 532 * Post an Activity status update affiliated with a group. 533 * 534 * @since 1.2.0 535 * @since 2.6.0 Added 'error_type' parameter to $args. 536 * 537 * @param array|string $args { 538 * Array of arguments. 539 * @type string $content The content of the update. 540 * @type int $user_id Optional. ID of the user posting the update. Default: 541 * ID of the logged-in user. 542 * @type int $group_id Optional. ID of the group to be affiliated with the 543 * update. Default: ID of the current group. 544 * } 545 * @return WP_Error|bool|int Returns the ID of the new activity item on success, or false on failure. 546 */ 547 function groups_post_update( $args = '' ) { 548 $bp = buddypress(); 549 550 $r = bp_parse_args( $args, array( 551 'content' => false, 552 'user_id' => bp_loggedin_user_id(), 553 'group_id' => 0, 554 'error_type' => 'bool' 555 ), 'groups_post_update' ); 556 557 $group_id = (int) $r['group_id']; 558 if ( ! $group_id && ! empty( $bp->groups->current_group->id ) ) { 559 $group_id = (int) $bp->groups->current_group->id; 560 } 561 562 $content = $r['content']; 563 $user_id = (int) $r['user_id']; 564 if ( ! $content || ! strlen( trim( $content ) ) || ! $user_id || ! $group_id ) { 565 return false; 566 } 567 568 $bp->groups->current_group = groups_get_group( $group_id ); 569 570 // Be sure the user is a member of the group before posting. 571 if ( ! bp_current_user_can( 'bp_moderate' ) && ! groups_is_user_member( $user_id, $group_id ) ) { 572 return false; 573 } 574 575 /** 576 * Filters the content for the new group activity update. 577 * 578 * @since 1.2.0 579 * 580 * @param string $content The content of the update. 581 */ 582 $content_filtered = apply_filters( 'groups_activity_new_update_content', $content ); 583 584 $activity_id = groups_record_activity( array( 585 'user_id' => $user_id, 586 'content' => $content_filtered, 587 'type' => 'activity_update', 588 'item_id' => $group_id, 589 'error_type' => $r['error_type'], 590 ) ); 591 592 groups_update_groupmeta( $group_id, 'last_activity', bp_core_current_time() ); 593 594 /** 595 * Fires after posting of an Activity status update affiliated with a group. 596 * 597 * @since 1.2.0 598 * 599 * @param string $content The content of the update. 600 * @param int $user_id ID of the user posting the update. 601 * @param int $group_id ID of the group being posted to. 602 * @param bool $activity_id Whether or not the activity recording succeeded. 603 */ 604 do_action( 'bp_groups_posted_update', $content, $user_id, $group_id, $activity_id ); 605 606 return $activity_id; 607 } 608 609 /** 610 * Function used to determine if a user can comment on a group activity item. 611 * 612 * Used as a filter callback to 'bp_activity_can_comment'. 613 * 614 * @since 3.0.0 615 * 616 * @param bool $retval True if item can receive comments. 617 * @param null|BP_Activity_Activity $activity Null by default. Pass an activity object to check against that instead. 618 * @return bool 619 */ 620 function bp_groups_filter_activity_can_comment( $retval, $activity = null ) { 621 // Bail if item cannot receive comments or if no current user. 622 if ( empty( $retval ) || ! is_user_logged_in() ) { 623 return $retval; 624 } 625 626 // Use passed activity object, if available. 627 if ( is_a( $activity, 'BP_Activity_Activity' ) ) { 628 $component = $activity->component; 629 $group_id = $activity->item_id; 630 631 // Use activity info from current activity item in the loop. 632 } else { 633 $component = bp_get_activity_object_name(); 634 $group_id = bp_get_activity_item_id(); 635 } 636 637 // If not a group activity item, bail. 638 if ( 'groups' !== $component ) { 639 return $retval; 640 } 641 642 // If current user is not a group member or is banned, user cannot comment. 643 if ( ! bp_current_user_can( 'bp_moderate' ) && 644 ( ! groups_is_user_member( bp_loggedin_user_id(), $group_id ) || groups_is_user_banned( bp_loggedin_user_id(), $group_id ) ) 645 ) { 646 $retval = false; 647 } 648 649 return $retval; 650 } 651 add_filter( 'bp_activity_can_comment', 'bp_groups_filter_activity_can_comment', 99, 1 ); 652 653 /** 654 * Function used to determine if a user can reply on a group activity comment. 655 * 656 * Used as a filter callback to 'bp_activity_can_comment_reply'. 657 * 658 * @since 3.0.0 659 * 660 * @param bool $retval True if activity comment can be replied to. 661 * @param object|bool $comment Current activity comment object. If empty, parameter is boolean false. 662 * @return bool 663 */ 664 function bp_groups_filter_activity_can_comment_reply( $retval, $comment ) { 665 // Bail if no current user, if comment is empty or if retval is already empty. 666 if ( ! is_user_logged_in() || empty( $comment ) || empty( $retval ) ) { 667 return $retval; 668 } 669 670 // Grab parent activity item. 671 $parent = new BP_Activity_Activity( $comment->item_id ); 672 673 // Check to see if user can reply to parent group activity item. 674 return bp_groups_filter_activity_can_comment( $retval, $parent ); 675 } 676 add_filter( 'bp_activity_can_comment_reply', 'bp_groups_filter_activity_can_comment_reply', 99, 2 ); 677 678 /** 679 * Add an activity stream item when a member joins a group. 680 * 681 * @since 1.9.0 682 * 683 * @param int $user_id ID of the user joining the group. 684 * @param int $group_id ID of the group. 685 * @return false|null False on failure. 686 */ 687 function bp_groups_membership_accepted_add_activity( $user_id, $group_id ) { 688 689 // Bail if Activity is not active. 690 if ( ! bp_is_active( 'activity' ) ) { 691 return false; 692 } 693 694 // Get the group so we can get it's name. 695 $group = groups_get_group( $group_id ); 696 697 /** 698 * Filters the 'membership_accepted' activity actions. 699 * 700 * @since 1.2.0 701 * 702 * @param string $value The 'membership_accepted' activity action. 703 * @param int $user_id ID of the user joining the group. 704 * @param int $group_id ID of the group. Passed by reference. 705 */ 706 $action = apply_filters_ref_array( 'groups_activity_membership_accepted_action', array( sprintf( __( '%1$s joined the group %2$s', 'buddypress' ), bp_core_get_userlink( $user_id ), '<a href="' . bp_get_group_permalink( $group ) . '">' . esc_attr( $group->name ) . '</a>' ), $user_id, &$group ) ); 707 708 // Record in activity streams. 709 groups_record_activity( array( 710 'action' => $action, 711 'type' => 'joined_group', 712 'item_id' => $group_id, 713 'user_id' => $user_id 714 ) ); 715 } 716 add_action( 'groups_membership_accepted', 'bp_groups_membership_accepted_add_activity', 10, 2 ); 717 718 /** 719 * Add an activity item when a group's details are updated. 720 * 721 * @since 2.2.0 722 * 723 * @param int $group_id ID of the group. 724 * @param BP_Groups_Group $old_group Group object before the details had been changed. 725 * @param bool $notify_members True if the admin has opted to notify group members, otherwise false. 726 * @return null|WP_Error|bool|int The ID of the activity on success. False on error. 727 */ 728 function bp_groups_group_details_updated_add_activity( $group_id, $old_group, $notify_members ) { 729 730 // Bail if Activity is not active. 731 if ( ! bp_is_active( 'activity' ) ) { 732 return false; 733 } 734 735 if ( ! isset( $old_group->name ) || ! isset( $old_group->slug ) || ! isset( $old_group->description ) ) { 736 return false; 737 } 738 739 // If the admin has opted not to notify members, don't post an activity item either. 740 if ( empty( $notify_members ) ) { 741 return; 742 } 743 744 $group = groups_get_group( array( 745 'group_id' => $group_id, 746 ) ); 747 748 /* 749 * Store the changed data, which will be used to generate the activity 750 * action. Since we haven't yet created the activity item, we store the 751 * old group data in groupmeta, keyed by the timestamp that we'll put 752 * on the activity item. 753 */ 754 $changed = array(); 755 756 if ( $group->name !== $old_group->name ) { 757 $changed['name'] = array( 758 'old' => $old_group->name, 759 'new' => $group->name, 760 ); 761 } 762 763 if ( $group->slug !== $old_group->slug ) { 764 $changed['slug'] = array( 765 'old' => $old_group->slug, 766 'new' => $group->slug, 767 ); 768 } 769 770 if ( $group->description !== $old_group->description ) { 771 $changed['description'] = array( 772 'old' => $old_group->description, 773 'new' => $group->description, 774 ); 775 } 776 777 // If there are no changes, don't post an activity item. 778 if ( empty( $changed ) ) { 779 return; 780 } 781 782 $time = bp_core_current_time(); 783 groups_update_groupmeta( $group_id, 'updated_details_' . $time, $changed ); 784 785 // Record in activity streams. 786 return groups_record_activity( array( 787 'type' => 'group_details_updated', 788 'item_id' => $group_id, 789 'user_id' => bp_loggedin_user_id(), 790 'recorded_time' => $time, 791 792 ) ); 793 794 } 795 add_action( 'groups_details_updated', 'bp_groups_group_details_updated_add_activity', 10, 3 ); 796 797 /** 798 * Delete all activity items related to a specific group. 799 * 800 * @since 1.9.0 801 * 802 * @param int $group_id ID of the group. 803 */ 804 function bp_groups_delete_group_delete_all_activity( $group_id ) { 805 if ( bp_is_active( 'activity' ) ) { 806 bp_activity_delete_by_item_id( array( 807 'item_id' => $group_id, 808 'component' => buddypress()->groups->id 809 ) ); 810 } 811 } 812 add_action( 'groups_delete_group', 'bp_groups_delete_group_delete_all_activity', 10 ); 813 814 /** 815 * Delete group member activity if they leave or are removed within 5 minutes of membership modification. 816 * 817 * If the user joined this group less than five minutes ago, remove the 818 * joined_group activity so users cannot flood the activity stream by 819 * joining/leaving the group in quick succession. 820 * 821 * @since 1.9.0 822 * 823 * @param int $group_id ID of the group. 824 * @param int $user_id ID of the user leaving the group. 825 */ 826 function bp_groups_leave_group_delete_recent_activity( $group_id, $user_id ) { 827 828 // Bail if Activity component is not active. 829 if ( ! bp_is_active( 'activity' ) ) { 830 return; 831 } 832 833 // Get the member's group membership information. 834 $membership = new BP_Groups_Member( $user_id, $group_id ); 835 836 // Check the time period, and maybe delete their recent group activity. 837 if ( time() <= strtotime( '+5 minutes', (int) strtotime( $membership->date_modified ) ) ) { 838 bp_activity_delete( array( 839 'component' => buddypress()->groups->id, 840 'type' => 'joined_group', 841 'user_id' => $user_id, 842 'item_id' => $group_id 843 ) ); 844 } 845 } 846 add_action( 'groups_leave_group', 'bp_groups_leave_group_delete_recent_activity', 10, 2 ); 847 add_action( 'groups_remove_member', 'bp_groups_leave_group_delete_recent_activity', 10, 2 ); 848 add_action( 'groups_ban_member', 'bp_groups_leave_group_delete_recent_activity', 10, 2 );
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