[ Index ]

PHP Cross Reference of BBPress

title

Body

[close]

/src/includes/topics/ -> functions.php (source)

   1  <?php
   2  
   3  /**
   4   * bbPress Topic Functions
   5   *
   6   * @package bbPress
   7   * @subpackage Functions
   8   */
   9  
  10  // Exit if accessed directly
  11  defined( 'ABSPATH' ) || exit;
  12  
  13  /** Insert ********************************************************************/
  14  
  15  /**
  16   * A wrapper for wp_insert_post() that also includes the necessary meta values
  17   * for the topic to function properly.
  18   *
  19   * @since 2.0.0 bbPress (r3349)
  20   *
  21   * @param array $topic_data Forum post data
  22   * @param arrap $topic_meta Forum meta data
  23   */
  24  function bbp_insert_topic( $topic_data = array(), $topic_meta = array() ) {
  25  
  26      // Parse arguments against default values
  27      $topic_data = bbp_parse_args( $topic_data, array(
  28          'post_parent'    => 0, // forum ID
  29          'post_status'    => bbp_get_public_status_id(),
  30          'post_type'      => bbp_get_topic_post_type(),
  31          'post_author'    => bbp_get_current_user_id(),
  32          'post_password'  => '',
  33          'post_content'   => '',
  34          'post_title'     => '',
  35          'comment_status' => 'closed',
  36          'menu_order'     => 0
  37      ), 'insert_topic' );
  38  
  39      // Insert topic
  40      $topic_id = wp_insert_post( $topic_data, false );
  41  
  42      // Bail if no topic was added
  43      if ( empty( $topic_id ) ) {
  44          return false;
  45      }
  46  
  47      // Parse arguments against default values
  48      $topic_meta = bbp_parse_args( $topic_meta, array(
  49          'author_ip'          => bbp_current_author_ip(),
  50          'forum_id'           => 0,
  51          'topic_id'           => $topic_id,
  52          'voice_count'        => 1,
  53          'reply_count'        => 0,
  54          'reply_count_hidden' => 0,
  55          'last_reply_id'      => 0,
  56          'last_active_id'     => $topic_id,
  57          'last_active_time'   => get_post_field( 'post_date', $topic_id, 'db' )
  58      ), 'insert_topic_meta' );
  59  
  60      // Insert topic meta
  61      foreach ( $topic_meta as $meta_key => $meta_value ) {
  62  
  63          // Prefix if not prefixed
  64          if ( '_bbp_' !== substr( $meta_key, 0, 5 ) ) {
  65              $meta_key = '_bbp_' . $meta_key;
  66          }
  67  
  68          // Update the meta
  69          update_post_meta( $topic_id, $meta_key, $meta_value );
  70      }
  71  
  72      // Update the topic and hierarchy
  73      bbp_update_topic( $topic_id, $topic_meta['forum_id'], array(), $topic_data['post_author'], false );
  74  
  75      /**
  76       * Fires after topic has been inserted via `bbp_insert_topic`.
  77       *
  78       * @since 2.6.0 bbPress (r6036)
  79       *
  80       * @param int $topic_id               The topic id.
  81       * @param int $topic_meta['forum_id'] The topic forum meta.
  82       */
  83      do_action( 'bbp_insert_topic', (int) $topic_id, (int) $topic_meta['forum_id'] );
  84  
  85      // Return topic_id
  86      return $topic_id;
  87  }
  88  
  89  /** Post Form Handlers ********************************************************/
  90  
  91  /**
  92   * Handles the front end topic submission
  93   *
  94   * @param string $action The requested action to compare this function to
  95   */
  96  function bbp_new_topic_handler( $action = '' ) {
  97  
  98      // Bail if action is not bbp-new-topic
  99      if ( 'bbp-new-topic' !== $action ) {
 100          return;
 101      }
 102  
 103      // Nonce check
 104      if ( ! bbp_verify_nonce_request( 'bbp-new-topic' ) ) {
 105          bbp_add_error( 'bbp_new_topic_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
 106          return;
 107      }
 108  
 109      // Define local variable(s)
 110      $view_all = false;
 111      $forum_id = $topic_author = 0;
 112      $topic_title = $topic_content = '';
 113      $anonymous_data = array();
 114      $terms = array( bbp_get_topic_tag_tax_id() => array() );
 115  
 116      /** Topic Author **********************************************************/
 117  
 118      // User is anonymous
 119      if ( bbp_is_anonymous() ) {
 120  
 121          // Filter anonymous data (variable is used later)
 122          $anonymous_data = bbp_filter_anonymous_post_data();
 123  
 124          // Anonymous data checks out, so set cookies, etc...
 125          bbp_set_current_anonymous_user_data( $anonymous_data );
 126  
 127      // User is logged in
 128      } else {
 129  
 130          // User cannot create topics
 131          if ( ! current_user_can( 'publish_topics' ) ) {
 132              bbp_add_error( 'bbp_topic_permission', __( '<strong>ERROR</strong>: You do not have permission to create new topics.', 'bbpress' ) );
 133              return;
 134          }
 135  
 136          // Topic author is current user
 137          $topic_author = bbp_get_current_user_id();
 138      }
 139  
 140      // Remove kses filters from title and content for capable users and if the nonce is verified
 141      if ( current_user_can( 'unfiltered_html' ) && ! empty( $_POST['_bbp_unfiltered_html_topic'] ) && wp_create_nonce( 'bbp-unfiltered-html-topic_new' ) === $_POST['_bbp_unfiltered_html_topic'] ) {
 142          remove_filter( 'bbp_new_topic_pre_title',   'wp_filter_kses'      );
 143          remove_filter( 'bbp_new_topic_pre_content', 'bbp_encode_bad',  10 );
 144          remove_filter( 'bbp_new_topic_pre_content', 'bbp_filter_kses', 30 );
 145      }
 146  
 147      /** Topic Title ***********************************************************/
 148  
 149      if ( ! empty( $_POST['bbp_topic_title'] ) ) {
 150          $topic_title = sanitize_text_field( $_POST['bbp_topic_title'] );
 151      }
 152  
 153      // Filter and sanitize
 154      $topic_title = apply_filters( 'bbp_new_topic_pre_title', $topic_title );
 155  
 156      // No topic title
 157      if ( empty( $topic_title ) ) {
 158          bbp_add_error( 'bbp_topic_title', __( '<strong>ERROR</strong>: Your topic needs a title.', 'bbpress' ) );
 159      }
 160  
 161      // Title too long
 162      if ( bbp_is_title_too_long( $topic_title ) ) {
 163          bbp_add_error( 'bbp_topic_title', __( '<strong>ERROR</strong>: Your title is too long.', 'bbpress' ) );
 164      }
 165  
 166      /** Topic Content *********************************************************/
 167  
 168      if ( ! empty( $_POST['bbp_topic_content'] ) ) {
 169          $topic_content = $_POST['bbp_topic_content'];
 170      }
 171  
 172      // Filter and sanitize
 173      $topic_content = apply_filters( 'bbp_new_topic_pre_content', $topic_content );
 174  
 175      // No topic content
 176      if ( empty( $topic_content ) ) {
 177          bbp_add_error( 'bbp_topic_content', __( '<strong>ERROR</strong>: Your topic cannot be empty.', 'bbpress' ) );
 178      }
 179  
 180      /** Topic Forum ***********************************************************/
 181  
 182      // Error check the POST'ed topic id
 183      if ( isset( $_POST['bbp_forum_id'] ) ) {
 184  
 185          // Empty Forum id was passed
 186          if ( empty( $_POST['bbp_forum_id'] ) ) {
 187              bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
 188  
 189          // Forum id is not a number
 190          } elseif ( ! is_numeric( $_POST['bbp_forum_id'] ) ) {
 191              bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID must be a number.', 'bbpress' ) );
 192  
 193          // Forum id might be valid
 194          } else {
 195  
 196              // Get the forum id
 197              $posted_forum_id = intval( $_POST['bbp_forum_id'] );
 198  
 199              // Forum id is empty
 200              if ( 0 === $posted_forum_id ) {
 201                  bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
 202  
 203              // Forum id is a negative number
 204              } elseif ( 0 > $posted_forum_id ) {
 205                  bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID cannot be a negative number.', 'bbpress' ) );
 206  
 207              // Forum does not exist
 208              } elseif ( ! bbp_get_forum( $posted_forum_id ) ) {
 209                  bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum does not exist.', 'bbpress' ) );
 210  
 211              // Use the POST'ed forum id
 212              } else {
 213                  $forum_id = $posted_forum_id;
 214              }
 215          }
 216      }
 217  
 218      // Forum exists
 219      if ( ! empty( $forum_id ) ) {
 220  
 221          // Forum is a category
 222          if ( bbp_is_forum_category( $forum_id ) ) {
 223              bbp_add_error( 'bbp_new_topic_forum_category', __( '<strong>ERROR</strong>: This forum is a category. No topics can be created in this forum.', 'bbpress' ) );
 224  
 225          // Forum is not a category
 226          } else {
 227  
 228              // Forum is closed and user cannot access
 229              if ( bbp_is_forum_closed( $forum_id ) && ! current_user_can( 'edit_forum', $forum_id ) ) {
 230                  bbp_add_error( 'bbp_new_topic_forum_closed', __( '<strong>ERROR</strong>: This forum has been closed to new topics.', 'bbpress' ) );
 231              }
 232  
 233              // Forum is private and user cannot access
 234              if ( bbp_is_forum_private( $forum_id ) && ! current_user_can( 'read_forum', $forum_id ) ) {
 235                  bbp_add_error( 'bbp_new_topic_forum_private', __( '<strong>ERROR</strong>: This forum is private and you do not have the capability to read or create new topics in it.', 'bbpress' ) );
 236  
 237              // Forum is hidden and user cannot access
 238              } elseif ( bbp_is_forum_hidden( $forum_id ) && ! current_user_can( 'read_forum', $forum_id ) ) {
 239                  bbp_add_error( 'bbp_new_topic_forum_hidden', __( '<strong>ERROR</strong>: This forum is hidden and you do not have the capability to read or create new topics in it.', 'bbpress' ) );
 240              }
 241          }
 242      }
 243  
 244      /** Topic Flooding ********************************************************/
 245  
 246      if ( ! bbp_check_for_flood( $anonymous_data, $topic_author ) ) {
 247          bbp_add_error( 'bbp_topic_flood', __( '<strong>ERROR</strong>: Slow down; you move too fast.', 'bbpress' ) );
 248      }
 249  
 250      /** Topic Duplicate *******************************************************/
 251  
 252      if ( ! bbp_check_for_duplicate( array( 'post_type' => bbp_get_topic_post_type(), 'post_author' => $topic_author, 'post_content' => $topic_content, 'anonymous_data' => $anonymous_data ) ) ) {
 253          bbp_add_error( 'bbp_topic_duplicate', __( '<strong>ERROR</strong>: Duplicate topic detected; it looks as though you&#8217;ve already said that.', 'bbpress' ) );
 254      }
 255  
 256      /** Topic Bad Words *******************************************************/
 257  
 258      if ( ! bbp_check_for_moderation( $anonymous_data, $topic_author, $topic_title, $topic_content, true ) ) {
 259          bbp_add_error( 'bbp_topic_moderation', __( '<strong>ERROR</strong>: Your topic cannot be created at this time.', 'bbpress' ) );
 260      }
 261  
 262      /** Topic Status **********************************************************/
 263  
 264      // Get available topic statuses
 265      $topic_statuses = bbp_get_topic_statuses();
 266  
 267      // Maybe put into moderation
 268      if ( ! bbp_check_for_moderation( $anonymous_data, $topic_author, $topic_title, $topic_content ) ) {
 269          $topic_status = bbp_get_pending_status_id();
 270  
 271      // Check possible topic status ID's
 272      } elseif ( ! empty( $_POST['bbp_topic_status'] ) && in_array( $_POST['bbp_topic_status'], array_keys( $topic_statuses ), true ) ) {
 273          $topic_status = sanitize_key( $_POST['bbp_topic_status'] );
 274  
 275      // Default to published if nothing else
 276      } else {
 277          $topic_status = bbp_get_public_status_id();
 278      }
 279  
 280      /** Topic Tags ************************************************************/
 281  
 282      if ( bbp_allow_topic_tags() && ! empty( $_POST['bbp_topic_tags'] ) ) {
 283  
 284          // Escape tag input
 285          $terms = sanitize_text_field( $_POST['bbp_topic_tags'] );
 286  
 287          // Explode by comma
 288          if ( strstr( $terms, ',' ) ) {
 289              $terms = explode( ',', $terms );
 290          }
 291  
 292          // Add topic tag ID as main key
 293          $terms = array( bbp_get_topic_tag_tax_id() => $terms );
 294      }
 295  
 296      /** Additional Actions (Before Save) **************************************/
 297  
 298      do_action( 'bbp_new_topic_pre_extras', $forum_id );
 299  
 300      // Bail if errors
 301      if ( bbp_has_errors() ) {
 302          return;
 303      }
 304  
 305      /** No Errors *************************************************************/
 306  
 307      // Add the content of the form to $topic_data as an array.
 308      // Just in time manipulation of topic data before being created
 309      $topic_data = apply_filters( 'bbp_new_topic_pre_insert', array(
 310          'post_author'    => $topic_author,
 311          'post_title'     => $topic_title,
 312          'post_content'   => $topic_content,
 313          'post_status'    => $topic_status,
 314          'post_parent'    => $forum_id,
 315          'post_type'      => bbp_get_topic_post_type(),
 316          'tax_input'      => $terms,
 317          'comment_status' => 'closed'
 318      ) );
 319  
 320      // Insert topic
 321      $topic_id = wp_insert_post( $topic_data, true );
 322  
 323      /** No Errors *************************************************************/
 324  
 325      if ( ! empty( $topic_id ) && ! is_wp_error( $topic_id ) ) {
 326  
 327          /** Close Check *******************************************************/
 328  
 329          // If the topic is closed, close it properly
 330          if ( ( get_post_field( 'post_status', $topic_id ) === bbp_get_closed_status_id() ) || ( $topic_data['post_status'] === bbp_get_closed_status_id() ) ) {
 331  
 332              // Close the topic
 333              bbp_close_topic( $topic_id );
 334          }
 335  
 336          /** Trash Check *******************************************************/
 337  
 338          // If the forum is trash, or the topic_status is switched to
 339          // trash, trash the topic properly
 340          if ( ( get_post_field( 'post_status', $forum_id ) === bbp_get_trash_status_id() ) || ( $topic_data['post_status'] === bbp_get_trash_status_id() ) ) {
 341  
 342              // Trash the topic
 343              wp_trash_post( $topic_id );
 344  
 345              // Force view=all
 346              $view_all = true;
 347          }
 348  
 349          /** Spam Check ********************************************************/
 350  
 351          // If the topic is spam, officially spam this topic
 352          if ( $topic_data['post_status'] === bbp_get_spam_status_id() ) {
 353              add_post_meta( $topic_id, '_bbp_spam_meta_status', bbp_get_public_status_id() );
 354  
 355              // Force view=all
 356              $view_all = true;
 357          }
 358  
 359          /** Update counts, etc... *********************************************/
 360  
 361          do_action( 'bbp_new_topic', $topic_id, $forum_id, $anonymous_data, $topic_author );
 362  
 363          /** Additional Actions (After Save) ***********************************/
 364  
 365          do_action( 'bbp_new_topic_post_extras', $topic_id );
 366  
 367          /** Redirect **********************************************************/
 368  
 369          // Redirect to
 370          $redirect_to = bbp_get_redirect_to();
 371  
 372          // Get the topic URL
 373          $redirect_url = bbp_get_topic_permalink( $topic_id, $redirect_to );
 374  
 375          // Add view all?
 376          if ( bbp_get_view_all() || ! empty( $view_all ) ) {
 377  
 378              // User can moderate, so redirect to topic with view all set
 379              if ( current_user_can( 'moderate', $topic_id ) ) {
 380                  $redirect_url = bbp_add_view_all( $redirect_url );
 381  
 382              // User cannot moderate, so redirect to forum
 383              } else {
 384                  $redirect_url = bbp_get_forum_permalink( $forum_id );
 385              }
 386          }
 387  
 388          // Allow to be filtered
 389          $redirect_url = apply_filters( 'bbp_new_topic_redirect_to', $redirect_url, $redirect_to, $topic_id );
 390  
 391          /** Successful Save ***************************************************/
 392  
 393          // Redirect back to new topic
 394          bbp_redirect( $redirect_url );
 395  
 396      /** Errors ****************************************************************/
 397  
 398      // WP_Error
 399      } elseif ( is_wp_error( $topic_id ) ) {
 400          bbp_add_error( 'bbp_topic_error', sprintf( __( '<strong>ERROR</strong>: The following problem(s) occurred: %s', 'bbpress' ), $topic_id->get_error_message() ) );
 401  
 402      // Generic error
 403      } else {
 404          bbp_add_error( 'bbp_topic_error', __( '<strong>ERROR</strong>: The topic was not created.', 'bbpress' ) );
 405      }
 406  }
 407  
 408  /**
 409   * Handles the front end edit topic submission
 410   *
 411   * @param string $action The requested action to compare this function to
 412   */
 413  function bbp_edit_topic_handler( $action = '' ) {
 414  
 415      // Bail if action is not bbp-edit-topic
 416      if ( 'bbp-edit-topic' !== $action ) {
 417          return;
 418      }
 419  
 420      // Define local variable(s)
 421      $revisions_removed = false;
 422      $topic = $topic_id = $topic_author = $forum_id = 0;
 423      $topic_title = $topic_content = $topic_edit_reason = '';
 424      $anonymous_data = array();
 425  
 426      /** Topic *****************************************************************/
 427  
 428      // Topic id was not passed
 429      if ( empty( $_POST['bbp_topic_id'] ) ) {
 430          bbp_add_error( 'bbp_edit_topic_id', __( '<strong>ERROR</strong>: Topic ID not found.', 'bbpress' ) );
 431          return;
 432  
 433      // Topic id was passed
 434      } elseif ( is_numeric( $_POST['bbp_topic_id'] ) ) {
 435          $topic_id = (int) $_POST['bbp_topic_id'];
 436          $topic    = bbp_get_topic( $topic_id );
 437      }
 438  
 439      // Topic does not exist
 440      if ( empty( $topic ) ) {
 441          bbp_add_error( 'bbp_edit_topic_not_found', __( '<strong>ERROR</strong>: The topic you want to edit was not found.', 'bbpress' ) );
 442          return;
 443  
 444      // Topic exists
 445      } else {
 446  
 447          // Check users ability to create new topic
 448          if ( ! bbp_is_topic_anonymous( $topic_id ) ) {
 449  
 450              // User cannot edit this topic
 451              if ( ! current_user_can( 'edit_topic', $topic_id ) ) {
 452                  bbp_add_error( 'bbp_edit_topic_permission', __( '<strong>ERROR</strong>: You do not have permission to edit that topic.', 'bbpress' ) );
 453              }
 454  
 455              // Set topic author
 456              $topic_author = bbp_get_topic_author_id( $topic_id );
 457  
 458          // It is an anonymous post
 459          } else {
 460  
 461              // Filter anonymous data
 462              $anonymous_data = bbp_filter_anonymous_post_data();
 463          }
 464      }
 465  
 466      // Nonce check
 467      if ( ! bbp_verify_nonce_request( 'bbp-edit-topic_' . $topic_id ) ) {
 468          bbp_add_error( 'bbp_edit_topic_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
 469          return;
 470      }
 471  
 472      // Remove kses filters from title and content for capable users and if the nonce is verified
 473      if ( current_user_can( 'unfiltered_html' ) && ! empty( $_POST['_bbp_unfiltered_html_topic'] ) && ( wp_create_nonce( 'bbp-unfiltered-html-topic_' . $topic_id ) === $_POST['_bbp_unfiltered_html_topic'] ) ) {
 474          remove_filter( 'bbp_edit_topic_pre_title',   'wp_filter_kses'      );
 475          remove_filter( 'bbp_edit_topic_pre_content', 'bbp_encode_bad',  10 );
 476          remove_filter( 'bbp_edit_topic_pre_content', 'bbp_filter_kses', 30 );
 477      }
 478  
 479      /** Topic Forum ***********************************************************/
 480  
 481      // Forum id was not passed
 482      if ( empty( $_POST['bbp_forum_id'] ) ) {
 483          bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
 484  
 485      // Forum id was passed
 486      } elseif ( is_numeric( $_POST['bbp_forum_id'] ) ) {
 487          $forum_id = (int) $_POST['bbp_forum_id'];
 488      }
 489  
 490      // Current forum this topic is in
 491      $current_forum_id = bbp_get_topic_forum_id( $topic_id );
 492  
 493      // Forum exists
 494      if ( ! empty( $forum_id ) && ( $forum_id !== $current_forum_id ) ) {
 495  
 496          // Forum is a category
 497          if ( bbp_is_forum_category( $forum_id ) ) {
 498              bbp_add_error( 'bbp_edit_topic_forum_category', __( '<strong>ERROR</strong>: This forum is a category. No topics can be created in it.', 'bbpress' ) );
 499  
 500          // Forum is not a category
 501          } else {
 502  
 503              // Forum is closed and user cannot access
 504              if ( bbp_is_forum_closed( $forum_id ) && ! current_user_can( 'edit_forum', $forum_id ) ) {
 505                  bbp_add_error( 'bbp_edit_topic_forum_closed', __( '<strong>ERROR</strong>: This forum has been closed to new topics.', 'bbpress' ) );
 506              }
 507  
 508              // Forum is private and user cannot access
 509              if ( bbp_is_forum_private( $forum_id ) && ! current_user_can( 'read_forum', $forum_id ) ) {
 510                  bbp_add_error( 'bbp_edit_topic_forum_private', __( '<strong>ERROR</strong>: This forum is private and you do not have the capability to read or create new topics in it.', 'bbpress' ) );
 511  
 512              // Forum is hidden and user cannot access
 513              } elseif ( bbp_is_forum_hidden( $forum_id ) && ! current_user_can( 'read_forum', $forum_id ) ) {
 514                  bbp_add_error( 'bbp_edit_topic_forum_hidden', __( '<strong>ERROR</strong>: This forum is hidden and you do not have the capability to read or create new topics in it.', 'bbpress' ) );
 515              }
 516          }
 517      }
 518  
 519      /** Topic Title ***********************************************************/
 520  
 521      if ( ! empty( $_POST['bbp_topic_title'] ) ) {
 522          $topic_title = sanitize_text_field( $_POST['bbp_topic_title'] );
 523      }
 524  
 525      // Filter and sanitize
 526      $topic_title = apply_filters( 'bbp_edit_topic_pre_title', $topic_title, $topic_id );
 527  
 528      // No topic title
 529      if ( empty( $topic_title ) ) {
 530          bbp_add_error( 'bbp_edit_topic_title', __( '<strong>ERROR</strong>: Your topic needs a title.', 'bbpress' ) );
 531      }
 532  
 533      // Title too long
 534      if ( bbp_is_title_too_long( $topic_title ) ) {
 535          bbp_add_error( 'bbp_topic_title', __( '<strong>ERROR</strong>: Your title is too long.', 'bbpress' ) );
 536      }
 537  
 538      /** Topic Content *********************************************************/
 539  
 540      if ( ! empty( $_POST['bbp_topic_content'] ) ) {
 541          $topic_content = $_POST['bbp_topic_content'];
 542      }
 543  
 544      // Filter and sanitize
 545      $topic_content = apply_filters( 'bbp_edit_topic_pre_content', $topic_content, $topic_id );
 546  
 547      // No topic content
 548      if ( empty( $topic_content ) ) {
 549          bbp_add_error( 'bbp_edit_topic_content', __( '<strong>ERROR</strong>: Your topic cannot be empty.', 'bbpress' ) );
 550      }
 551  
 552      /** Topic Bad Words *******************************************************/
 553  
 554      if ( ! bbp_check_for_moderation( $anonymous_data, $topic_author, $topic_title, $topic_content, true ) ) {
 555          bbp_add_error( 'bbp_topic_moderation', __( '<strong>ERROR</strong>: Your topic cannot be edited at this time.', 'bbpress' ) );
 556      }
 557  
 558      /** Topic Status **********************************************************/
 559  
 560      // Get available topic statuses
 561      $topic_statuses = bbp_get_topic_statuses( $topic_id );
 562  
 563      // Maybe put into moderation
 564      if ( ! bbp_check_for_moderation( $anonymous_data, $topic_author, $topic_title, $topic_content ) ) {
 565  
 566          // Set post status to pending if public or closed
 567          if ( bbp_is_topic_public( $topic->ID ) ) {
 568              $topic_status = bbp_get_pending_status_id();
 569          }
 570  
 571      // Check possible topic status ID's
 572      } elseif ( ! empty( $_POST['bbp_topic_status'] ) && in_array( $_POST['bbp_topic_status'], array_keys( $topic_statuses ), true ) ) {
 573          $topic_status = sanitize_key( $_POST['bbp_topic_status'] );
 574  
 575      // Use existing post_status
 576      } else {
 577          $topic_status = $topic->post_status;
 578      }
 579  
 580      /** Topic Tags ************************************************************/
 581  
 582      // Either replace terms
 583      if ( bbp_allow_topic_tags() && current_user_can( 'assign_topic_tags', $topic_id ) && ! empty( $_POST['bbp_topic_tags'] ) ) {
 584  
 585          // Escape tag input
 586          $terms = sanitize_text_field( $_POST['bbp_topic_tags'] );
 587  
 588          // Explode by comma
 589          if ( strstr( $terms, ',' ) ) {
 590              $terms = explode( ',', $terms );
 591          }
 592  
 593          // Add topic tag ID as main key
 594          $terms = array( bbp_get_topic_tag_tax_id() => $terms );
 595  
 596      // ...or remove them.
 597      } elseif ( isset( $_POST['bbp_topic_tags'] ) ) {
 598          $terms = array( bbp_get_topic_tag_tax_id() => array() );
 599  
 600      // Existing terms
 601      } else {
 602          $terms = array( bbp_get_topic_tag_tax_id() => explode( ',', bbp_get_topic_tag_names( $topic_id, ',' ) ) );
 603      }
 604  
 605      /** Additional Actions (Before Save) **************************************/
 606  
 607      do_action( 'bbp_edit_topic_pre_extras', $topic_id );
 608  
 609      // Bail if errors
 610      if ( bbp_has_errors() ) {
 611          return;
 612      }
 613  
 614      /** No Errors *************************************************************/
 615  
 616      // Add the content of the form to $topic_data as an array
 617      // Just in time manipulation of topic data before being edited
 618      $topic_data = apply_filters( 'bbp_edit_topic_pre_insert', array(
 619          'ID'           => $topic_id,
 620          'post_title'   => $topic_title,
 621          'post_content' => $topic_content,
 622          'post_status'  => $topic_status,
 623          'post_parent'  => $forum_id,
 624          'post_author'  => $topic_author,
 625          'post_type'    => bbp_get_topic_post_type(),
 626          'tax_input'    => $terms,
 627      ) );
 628  
 629      // Toggle revisions to avoid duplicates
 630      if ( post_type_supports( bbp_get_topic_post_type(), 'revisions' ) ) {
 631          $revisions_removed = true;
 632          remove_post_type_support( bbp_get_topic_post_type(), 'revisions' );
 633      }
 634  
 635      // Insert topic
 636      $topic_id = wp_update_post( $topic_data );
 637  
 638      // Toggle revisions back on
 639      if ( true === $revisions_removed ) {
 640          $revisions_removed = false;
 641          add_post_type_support( bbp_get_topic_post_type(), 'revisions' );
 642      }
 643  
 644      /** No Errors *************************************************************/
 645  
 646      if ( ! empty( $topic_id ) && ! is_wp_error( $topic_id ) ) {
 647  
 648          // Update counts, etc...
 649          do_action( 'bbp_edit_topic', $topic_id, $forum_id, $anonymous_data, $topic_author , true /* Is edit */ );
 650  
 651          /** Revisions *********************************************************/
 652  
 653          // Update locks
 654          update_post_meta( $topic_id, '_edit_last', bbp_get_current_user_id() );
 655          delete_post_meta( $topic_id, '_edit_lock' );
 656  
 657          // Revision Reason
 658          if ( ! empty( $_POST['bbp_topic_edit_reason'] ) ) {
 659              $topic_edit_reason = sanitize_text_field( $_POST['bbp_topic_edit_reason'] );
 660          }
 661  
 662          // Update revision log
 663          if ( ! empty( $_POST['bbp_log_topic_edit'] ) && ( "1" === $_POST['bbp_log_topic_edit'] ) )  {
 664              $revision_id = wp_save_post_revision( $topic_id );
 665              if ( ! empty( $revision_id ) ) {
 666                  bbp_update_topic_revision_log( array(
 667                      'topic_id'    => $topic_id,
 668                      'revision_id' => $revision_id,
 669                      'author_id'   => bbp_get_current_user_id(),
 670                      'reason'      => $topic_edit_reason
 671                  ) );
 672              }
 673          }
 674  
 675          /** Move Topic ********************************************************/
 676  
 677          // If the new forum id is not equal to the old forum id, run the
 678          // bbp_move_topic action and pass the topic's forum id as the
 679          // first arg and topic id as the second to update counts.
 680          if ( $forum_id !== $topic->post_parent ) {
 681              bbp_move_topic_handler( $topic_id, $topic->post_parent, $forum_id );
 682          }
 683  
 684          /** Additional Actions (After Save) ***********************************/
 685  
 686          do_action( 'bbp_edit_topic_post_extras', $topic_id );
 687  
 688          /** Redirect **********************************************************/
 689  
 690          // Redirect to
 691          $redirect_to = bbp_get_redirect_to();
 692  
 693          // View all?
 694          $view_all = bbp_get_view_all( 'edit_others_replies' );
 695  
 696          // Get the topic URL
 697          $topic_url = bbp_get_topic_permalink( $topic_id, $redirect_to );
 698  
 699          // Add view all?
 700          if ( ! empty( $view_all ) ) {
 701              $topic_url = bbp_add_view_all( $topic_url );
 702          }
 703  
 704          // Allow to be filtered
 705          $topic_url = apply_filters( 'bbp_edit_topic_redirect_to', $topic_url, $view_all, $redirect_to );
 706  
 707          /** Successful Edit ***************************************************/
 708  
 709          // Redirect back to new topic
 710          bbp_redirect( $topic_url );
 711  
 712      /** Errors ****************************************************************/
 713  
 714      } else {
 715          $append_error = ( is_wp_error( $topic_id ) && $topic_id->get_error_message() ) ? $topic_id->get_error_message() . ' ' : '';
 716          bbp_add_error( 'bbp_topic_error', __( '<strong>ERROR</strong>: The following problem(s) have been found with your topic:' . $append_error . 'Please try again.', 'bbpress' ) );
 717      }
 718  }
 719  
 720  /**
 721   * Handle all the extra meta stuff from posting a new topic
 722   *
 723   * @param int $topic_id Optional. Topic id
 724   * @param int $forum_id Optional. Forum id
 725   * @param array $anonymous_data Optional - if it's an anonymous post. Do not
 726   *                              supply if supplying $author_id. Should be
 727   *                              sanitized (see {@link bbp_filter_anonymous_post_data()}
 728   * @param int $author_id Author id
 729   * @param bool $is_edit Optional. Is the post being edited? Defaults to false.
 730   */
 731  function bbp_update_topic( $topic_id = 0, $forum_id = 0, $anonymous_data = array(), $author_id = 0, $is_edit = false ) {
 732  
 733      // Validate the ID's passed from 'bbp_new_topic' action
 734      $topic_id = bbp_get_topic_id( $topic_id );
 735      $forum_id = bbp_get_forum_id( $forum_id );
 736  
 737      // Bail if there is no topic
 738      if ( empty( $topic_id ) ) {
 739          return;
 740      }
 741  
 742      // Check author_id
 743      if ( empty( $author_id ) ) {
 744          $author_id = bbp_get_current_user_id();
 745      }
 746  
 747      // Forum/Topic meta (early, for use in downstream functions)
 748      bbp_update_topic_forum_id( $topic_id, $forum_id );
 749      bbp_update_topic_topic_id( $topic_id, $topic_id );
 750  
 751      // Get the topic types
 752      $topic_types = bbp_get_topic_types( $topic_id );
 753  
 754      // Sticky check after 'bbp_new_topic' action so forum ID meta is set
 755      if ( ! empty( $_POST['bbp_stick_topic'] ) && in_array( $_POST['bbp_stick_topic'], array_keys( $topic_types ), true ) ) {
 756  
 757          // What's the caps?
 758          if ( current_user_can( 'moderate', $topic_id ) ) {
 759  
 760              // What's the haps?
 761              switch ( $_POST['bbp_stick_topic'] ) {
 762  
 763                  // Sticky in this forum
 764                  case 'stick'   :
 765                      bbp_stick_topic( $topic_id );
 766                      break;
 767  
 768                  // Super sticky in all forums
 769                  case 'super'   :
 770                      bbp_stick_topic( $topic_id, true );
 771                      break;
 772  
 773                  // We can avoid this as it is a new topic
 774                  case 'unstick' :
 775                  default        :
 776                      break;
 777              }
 778          }
 779      }
 780  
 781      // If anonymous post, store name, email, website and ip in post_meta.
 782      if ( ! empty( $anonymous_data ) ) {
 783  
 784          // Update anonymous meta data (not cookies)
 785          bbp_update_anonymous_post_author( $topic_id, $anonymous_data, bbp_get_topic_post_type() );
 786  
 787          // Set transient for throttle check (only on new, not edit)
 788          if ( empty( $is_edit ) ) {
 789              set_transient( '_bbp_' . bbp_current_author_ip() . '_last_posted', time() );
 790          }
 791  
 792      } else {
 793          if ( empty( $is_edit ) && ! current_user_can( 'throttle' ) ) {
 794              bbp_update_user_last_posted( $author_id );
 795          }
 796      }
 797  
 798      // Handle Subscription Checkbox
 799      if ( bbp_is_subscriptions_active() && ! empty( $author_id ) ) {
 800          $subscribed = bbp_is_user_subscribed( $author_id, $topic_id );
 801          $subscheck  = ( ! empty( $_POST['bbp_topic_subscription'] ) && ( 'bbp_subscribe' === $_POST['bbp_topic_subscription'] ) )
 802              ? true
 803              : false;
 804  
 805          // Subscribed and unsubscribing
 806          if ( true === $subscribed && false === $subscheck ) {
 807              bbp_remove_user_subscription( $author_id, $topic_id );
 808  
 809          // Subscribing
 810          } elseif ( false === $subscribed && true === $subscheck ) {
 811              bbp_add_user_subscription( $author_id, $topic_id );
 812          }
 813      }
 814  
 815      // Update associated topic values if this is a new topic
 816      if ( empty( $is_edit ) ) {
 817  
 818          // Update poster IP if not editing
 819          update_post_meta( $topic_id, '_bbp_author_ip', bbp_current_author_ip(), false );
 820  
 821          // Last active time
 822          $last_active = get_post_field( 'post_date', $topic_id );
 823  
 824          // Reply topic meta
 825          bbp_update_topic_last_reply_id      ( $topic_id, 0            );
 826          bbp_update_topic_last_active_id     ( $topic_id, $topic_id    );
 827          bbp_update_topic_last_active_time   ( $topic_id, $last_active );
 828          bbp_update_topic_reply_count        ( $topic_id, 0            );
 829          bbp_update_topic_reply_count_hidden ( $topic_id, 0            );
 830          bbp_update_topic_voice_count        ( $topic_id               );
 831  
 832          // Walk up ancestors and do the dirty work
 833          bbp_update_topic_walker( $topic_id, $last_active, $forum_id, 0, false );
 834      }
 835  
 836      // Bump the custom query cache
 837      wp_cache_set( 'last_changed', microtime(), 'bbpress_posts' );
 838  }
 839  
 840  /**
 841   * Walks up the post_parent tree from the current topic_id, and updates the
 842   * counts of forums above it. This calls a few internal functions that all run
 843   * manual queries against the database to get their results. As such, this
 844   * function can be costly to run but is necessary to keep everything accurate.
 845   *
 846   * @since 2.0.0 bbPress (r2800)
 847   *
 848   * @param int $topic_id Topic id
 849   * @param string $last_active_time Optional. Last active time
 850   * @param int $forum_id Optional. Forum id
 851   * @param int $reply_id Optional. Reply id
 852   * @param bool $refresh Reset all the previous parameters? Defaults to true.
 853   */
 854  function bbp_update_topic_walker( $topic_id, $last_active_time = '', $forum_id = 0, $reply_id = 0, $refresh = true ) {
 855  
 856      // Validate topic_id
 857      $topic_id  = bbp_get_topic_id( $topic_id );
 858  
 859      // Define local variable(s)
 860      $active_id = 0;
 861  
 862      // Topic was passed
 863      if ( ! empty( $topic_id ) ) {
 864  
 865          // Get the forum ID if none was passed
 866          if ( empty( $forum_id )  ) {
 867              $forum_id = bbp_get_topic_forum_id( $topic_id );
 868          }
 869  
 870          // Set the active_id based on topic_id/reply_id
 871          $active_id = empty( $reply_id ) ? $topic_id : $reply_id;
 872      }
 873  
 874      // Get topic ancestors
 875      $ancestors = array_values( array_unique( array_merge( array( $forum_id ), (array) get_post_ancestors( $topic_id ) ) ) );
 876  
 877      // Topic status
 878      $topic_status = get_post_status( $topic_id );
 879  
 880      // If we want a full refresh, unset any of the possibly passed variables
 881      if ( true === $refresh ) {
 882          $forum_id = $topic_id = $reply_id = $active_id = $last_active_time = 0;
 883          $topic_status = bbp_get_public_status_id();
 884      }
 885  
 886      // Loop through ancestors
 887      if ( ! empty( $ancestors ) ) {
 888          foreach ( $ancestors as $ancestor ) {
 889  
 890              // If ancestor is a forum, update counts
 891              if ( bbp_is_forum( $ancestor ) ) {
 892  
 893                  // Get the forum
 894                  $forum = bbp_get_forum( $ancestor );
 895  
 896                  // Update the forum
 897                  bbp_update_forum( array(
 898                      'forum_id'           => $forum->ID,
 899                      'post_parent'        => $forum->post_parent,
 900                      'last_topic_id'      => $topic_id,
 901                      'last_reply_id'      => $reply_id,
 902                      'last_active_id'     => $active_id,
 903                      'last_active_time'   => $last_active_time,
 904                      'last_active_status' => $topic_status
 905                  ) );
 906              }
 907          }
 908      }
 909  }
 910  
 911  /**
 912   * Handle the moving of a topic from one forum to another. This includes walking
 913   * up the old and new branches and updating the counts.
 914   *
 915   * @since 2.0.0 bbPress (r2907)
 916   *
 917   * @param int $topic_id     The topic id.
 918   * @param int $old_forum_id Old forum id.
 919   * @param int $new_forum_id New forum id.
 920   */
 921  function bbp_move_topic_handler( $topic_id, $old_forum_id, $new_forum_id ) {
 922  
 923      // Validate parameters
 924      $topic_id     = bbp_get_topic_id( $topic_id     );
 925      $old_forum_id = bbp_get_forum_id( $old_forum_id );
 926      $new_forum_id = bbp_get_forum_id( $new_forum_id );
 927  
 928      // Clean old and new forum caches before proceeding, to ensure subsequent
 929      // calls to forum objects are using updated data.
 930      clean_post_cache( $old_forum_id );
 931      clean_post_cache( $new_forum_id );
 932  
 933      // Update topic forum's ID
 934      bbp_update_topic_forum_id( $topic_id, $new_forum_id );
 935  
 936      // Update topic post parent with the new forum ID
 937      wp_update_post( array(
 938          'ID'          => $topic_id,
 939          'post_parent' => $new_forum_id,
 940      ) );
 941  
 942      /** Stickies **************************************************************/
 943  
 944      // Get forum stickies
 945      $old_stickies = bbp_get_stickies( $old_forum_id );
 946  
 947      // Only proceed if stickies are found
 948      if ( ! empty( $old_stickies ) ) {
 949  
 950          // Define local variables
 951          $updated_stickies = array();
 952  
 953          // Loop through stickies of forum and add misses to the updated array
 954          foreach ( (array) $old_stickies as $sticky_topic_id ) {
 955              if ( $topic_id !== $sticky_topic_id ) {
 956                  $updated_stickies[] = $sticky_topic_id;
 957              }
 958          }
 959  
 960          // If stickies are different, update or delete them
 961          if ( $updated_stickies !== $old_stickies ) {
 962  
 963              // No more stickies so delete the meta
 964              if ( empty( $updated_stickies ) ) {
 965                  delete_post_meta( $old_forum_id, '_bbp_sticky_topics' );
 966  
 967              // Still stickies so update the meta
 968              } else {
 969                  update_post_meta( $old_forum_id, '_bbp_sticky_topics', $updated_stickies );
 970              }
 971  
 972              // Topic was sticky, so restick in new forum
 973              bbp_stick_topic( $topic_id );
 974          }
 975      }
 976  
 977      /** Topic Replies *********************************************************/
 978  
 979      // Get the topics replies
 980      $replies = bbp_get_all_child_ids( $topic_id, bbp_get_reply_post_type() );
 981  
 982      // Update the forum_id of all replies in the topic
 983      foreach ( $replies as $reply_id ) {
 984          bbp_update_reply_forum_id( $reply_id, $new_forum_id );
 985      }
 986  
 987      /** Old forum_id **********************************************************/
 988  
 989      // Get topic ancestors
 990      $old_forum_ancestors = array_values( array_unique( array_merge( array( $old_forum_id ), (array) get_post_ancestors( $old_forum_id ) ) ) );
 991  
 992      // Get reply count.
 993      $public_reply_count = bbp_get_public_child_count( $topic_id, bbp_get_reply_post_type() );
 994  
 995      // Topic status.
 996      $topic_status = get_post_field( 'post_status', $topic_id );
 997  
 998      // Update old/new forum counts.
 999      if ( $topic_status === bbp_get_public_status_id() ) {
1000  
1001          // Update old forum counts.
1002          bbp_decrease_forum_topic_count( $old_forum_id );
1003          bbp_bump_forum_reply_count( $old_forum_id, -$public_reply_count );
1004  
1005          // Update new forum counts.
1006          bbp_increase_forum_topic_count( $new_forum_id );
1007          bbp_bump_forum_reply_count( $new_forum_id, $public_reply_count );
1008      } else {
1009  
1010          // Update old forum counts.
1011          bbp_decrease_forum_topic_count_hidden( $old_forum_id );
1012  
1013          // Update new forum counts.
1014          bbp_increase_forum_topic_count_hidden( $new_forum_id );
1015      }
1016  
1017      // Loop through ancestors and update them
1018      if ( ! empty( $old_forum_ancestors ) ) {
1019          foreach ( $old_forum_ancestors as $ancestor ) {
1020              if ( bbp_is_forum( $ancestor ) ) {
1021                  bbp_update_forum( array(
1022                      'forum_id' => $ancestor,
1023                  ) );
1024              }
1025          }
1026      }
1027  
1028      /** New forum_id **********************************************************/
1029  
1030      // Make sure we're not walking twice
1031      if ( ! in_array( $new_forum_id, $old_forum_ancestors, true ) ) {
1032  
1033          // Get topic ancestors
1034          $new_forum_ancestors = array_values( array_unique( array_merge( array( $new_forum_id ), (array) get_post_ancestors( $new_forum_id ) ) ) );
1035  
1036          // Make sure we're not walking twice
1037          $new_forum_ancestors = array_diff( $new_forum_ancestors, $old_forum_ancestors );
1038  
1039          // Loop through ancestors and update them
1040          if ( ! empty( $new_forum_ancestors ) ) {
1041              foreach ( $new_forum_ancestors as $ancestor ) {
1042                  if ( bbp_is_forum( $ancestor ) ) {
1043                      bbp_update_forum( array(
1044                          'forum_id' => $ancestor,
1045                      ) );
1046                  }
1047              }
1048          }
1049      }
1050  }
1051  
1052  /**
1053   * Merge topic handler
1054   *
1055   * Handles the front end merge topic submission
1056   *
1057   * @since 2.0.0 bbPress (r2756)
1058   *
1059   * @param string $action The requested action to compare this function to
1060   */
1061  function bbp_merge_topic_handler( $action = '' ) {
1062  
1063      // Bail if action is not bbp-merge-topic
1064      if ( 'bbp-merge-topic' !== $action ) {
1065          return;
1066      }
1067  
1068      // Define local variable(s)
1069      $source_topic_id = $destination_topic_id = 0;
1070      $source_topic = $destination_topic = 0;
1071      $subscribers = $favoriters = $replies = array();
1072  
1073      /** Source Topic **********************************************************/
1074  
1075      // Topic id
1076      if ( empty( $_POST['bbp_topic_id'] ) ) {
1077          bbp_add_error( 'bbp_merge_topic_source_id', __( '<strong>ERROR</strong>: Topic ID not found.', 'bbpress' ) );
1078      } else {
1079          $source_topic_id = (int) $_POST['bbp_topic_id'];
1080      }
1081  
1082      // Nonce check
1083      if ( ! bbp_verify_nonce_request( 'bbp-merge-topic_' . $source_topic_id ) ) {
1084          bbp_add_error( 'bbp_merge_topic_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
1085          return;
1086  
1087      // Source topic not found
1088      } elseif ( ! $source_topic = bbp_get_topic( $source_topic_id ) ) {
1089          bbp_add_error( 'bbp_merge_topic_source_not_found', __( '<strong>ERROR</strong>: The topic you want to merge was not found.', 'bbpress' ) );
1090          return;
1091      }
1092  
1093      // Cannot edit source topic
1094      if ( ! current_user_can( 'edit_topic', $source_topic->ID ) ) {
1095          bbp_add_error( 'bbp_merge_topic_source_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the source topic.', 'bbpress' ) );
1096          return;
1097      }
1098  
1099      /** Destination Topic *****************************************************/
1100  
1101      // Topic id
1102      if ( empty( $_POST['bbp_destination_topic'] ) ) {
1103          bbp_add_error( 'bbp_merge_topic_destination_id', __( '<strong>ERROR</strong>: Destination topic ID not found.', 'bbpress' ) );
1104      } else {
1105          $destination_topic_id = (int) $_POST['bbp_destination_topic'];
1106      }
1107  
1108      // Destination topic not found
1109      if ( ! $destination_topic = bbp_get_topic( $destination_topic_id ) ) {
1110          bbp_add_error( 'bbp_merge_topic_destination_not_found', __( '<strong>ERROR</strong>: The topic you want to merge to was not found.', 'bbpress' ) );
1111      }
1112  
1113      // Cannot edit destination topic
1114      if ( ! current_user_can( 'edit_topic', $destination_topic->ID ) ) {
1115          bbp_add_error( 'bbp_merge_topic_destination_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the destination topic.', 'bbpress' ) );
1116      }
1117  
1118      // Bail if errors
1119      if ( bbp_has_errors() ) {
1120          return;
1121      }
1122  
1123      /** No Errors *************************************************************/
1124  
1125      // Update counts, etc...
1126      do_action( 'bbp_merge_topic', $destination_topic->ID, $source_topic->ID );
1127  
1128      /** Date Check ************************************************************/
1129  
1130      // Check if the destination topic is older than the source topic
1131      if ( strtotime( $source_topic->post_date ) < strtotime( $destination_topic->post_date ) ) {
1132  
1133          // Set destination topic post_date to 1 second before source topic
1134          $destination_post_date = date( 'Y-m-d H:i:s', strtotime( $source_topic->post_date ) - 1 );
1135  
1136          // Update destination topic
1137          wp_update_post( array(
1138              'ID'            => $destination_topic_id,
1139              'post_date'     => $destination_post_date,
1140              'post_date_gmt' => get_gmt_from_date( $destination_post_date )
1141          ) );
1142      }
1143  
1144      /** Engagements ***********************************************************/
1145  
1146      // Get engagements from source topic
1147      $engagements = bbp_get_topic_engagements( $source_topic->ID );
1148  
1149      // Maybe migrate engagements
1150      if ( ! empty( $engagements ) ) {
1151          foreach ( $engagements as $engager ) {
1152              bbp_add_user_engagement( $engager, $destination_topic->ID );
1153          }
1154      }
1155  
1156      /** Subscriptions *********************************************************/
1157  
1158      // Get subscribers from source topic
1159      $subscribers = bbp_get_subscribers( $source_topic->ID );
1160  
1161      // Maybe migrate subscriptions
1162      if ( ! empty( $subscribers ) && ! empty( $_POST['bbp_topic_subscribers'] ) && ( '1' === $_POST['bbp_topic_subscribers'] ) ) {
1163          foreach ( $subscribers as $subscriber ) {
1164              bbp_add_user_subscription( $subscriber, $destination_topic->ID );
1165          }
1166      }
1167  
1168      /** Favorites *************************************************************/
1169  
1170      // Get favoriters from source topic
1171      $favoriters = bbp_get_topic_favoriters( $source_topic->ID );
1172  
1173      // Maybe migrate favorites
1174      if ( ! empty( $favoriters ) && ! empty( $_POST['bbp_topic_favoriters'] ) && ( '1' === $_POST['bbp_topic_favoriters'] ) ) {
1175          foreach ( $favoriters as $favoriter ) {
1176              bbp_add_user_favorite( $favoriter, $destination_topic->ID );
1177          }
1178      }
1179  
1180      /** Tags ******************************************************************/
1181  
1182      // Get the source topic tags
1183      $source_topic_tags = wp_get_post_terms( $source_topic->ID, bbp_get_topic_tag_tax_id(), array( 'fields' => 'names' ) );
1184  
1185      // Tags to possibly merge
1186      if ( ! empty( $source_topic_tags ) && ! is_wp_error( $source_topic_tags ) ) {
1187  
1188          // Shift the tags if told to
1189          if ( ! empty( $_POST['bbp_topic_tags'] ) && ( "1" === $_POST['bbp_topic_tags'] ) ) {
1190              wp_set_post_terms( $destination_topic->ID, $source_topic_tags, bbp_get_topic_tag_tax_id(), true );
1191          }
1192  
1193          // Delete the tags from the source topic
1194          wp_delete_object_term_relationships( $source_topic->ID, bbp_get_topic_tag_tax_id() );
1195      }
1196  
1197      /** Source Topic **********************************************************/
1198  
1199      // Status
1200      bbp_open_topic( $source_topic->ID );
1201  
1202      // Sticky
1203      bbp_unstick_topic( $source_topic->ID );
1204  
1205      // Delete source topic's last & count meta data
1206      delete_post_meta( $source_topic->ID, '_bbp_last_reply_id'      );
1207      delete_post_meta( $source_topic->ID, '_bbp_last_active_id'     );
1208      delete_post_meta( $source_topic->ID, '_bbp_last_active_time'   );
1209      delete_post_meta( $source_topic->ID, '_bbp_voice_count'        );
1210      delete_post_meta( $source_topic->ID, '_bbp_reply_count'        );
1211      delete_post_meta( $source_topic->ID, '_bbp_reply_count_hidden' );
1212  
1213      // Delete source topics user relationships
1214      delete_post_meta( $source_topic->ID, '_bbp_favorite'     );
1215      delete_post_meta( $source_topic->ID, '_bbp_subscription' );
1216      delete_post_meta( $source_topic->ID, '_bbp_engagement'   );
1217  
1218      // Get the replies of the source topic
1219      $replies = (array) get_posts( array(
1220          'post_parent'    => $source_topic->ID,
1221          'post_type'      => bbp_get_reply_post_type(),
1222          'posts_per_page' => -1,
1223          'order'          => 'ASC'
1224      ) );
1225  
1226      // Prepend the source topic to its replies array for processing
1227      array_unshift( $replies, $source_topic );
1228  
1229      if ( ! empty( $replies ) ) {
1230  
1231          /** Merge Replies *****************************************************/
1232  
1233          // Change the post_parent of each reply to the destination topic id
1234          foreach ( $replies as $reply ) {
1235  
1236              // Update the reply
1237              wp_update_post( array(
1238                  'ID'          => $reply->ID,
1239                  'post_title'  => '',
1240                  'post_name'   => false,
1241                  'post_type'   => bbp_get_reply_post_type(),
1242                  'post_parent' => $destination_topic->ID,
1243                  'guid'        => ''
1244              ) );
1245  
1246              // Adjust reply meta values
1247              bbp_update_reply_topic_id( $reply->ID, $destination_topic->ID                           );
1248              bbp_update_reply_forum_id( $reply->ID, bbp_get_topic_forum_id( $destination_topic->ID ) );
1249  
1250              // Update the reply position
1251              bbp_update_reply_position( $reply->ID );
1252  
1253              // Do additional actions per merged reply
1254              do_action( 'bbp_merged_topic_reply', $reply->ID, $destination_topic->ID );
1255          }
1256      }
1257  
1258      /** Successful Merge ******************************************************/
1259  
1260      // Update topic's last meta data
1261      bbp_update_topic_last_reply_id   ( $destination_topic->ID );
1262      bbp_update_topic_last_active_id  ( $destination_topic->ID );
1263      bbp_update_topic_last_active_time( $destination_topic->ID );
1264  
1265      // Send the post parent of the source topic as it has been shifted
1266      // (possibly to a new forum) so we need to update the counts of the
1267      // old forum as well as the new one
1268      do_action( 'bbp_merged_topic', $destination_topic->ID, $source_topic->ID, $source_topic->post_parent );
1269  
1270      // Redirect back to new topic
1271      bbp_redirect( bbp_get_topic_permalink( $destination_topic->ID ) );
1272  }
1273  
1274  /**
1275   * Fix counts on topic merge
1276   *
1277   * When a topic is merged, update the counts of source and destination topic
1278   * and their forums.
1279   *
1280   * @since 2.0.0 bbPress (r2756)
1281   *
1282   * @param int $destination_topic_id Destination topic id
1283   * @param int $source_topic_id Source topic id
1284   * @param int $source_topic_forum_id Source topic's forum id
1285   */
1286  function bbp_merge_topic_count( $destination_topic_id, $source_topic_id, $source_topic_forum_id ) {
1287  
1288      /** Source Topic **********************************************************/
1289  
1290      // Forum Topic Counts
1291      bbp_update_forum_topic_count( $source_topic_forum_id );
1292  
1293      // Forum Reply Counts
1294      bbp_update_forum_reply_count( $source_topic_forum_id );
1295  
1296      /** Destination Topic *****************************************************/
1297  
1298      // Topic Reply Counts
1299      bbp_update_topic_reply_count( $destination_topic_id );
1300  
1301      // Topic Hidden Reply Counts
1302      bbp_update_topic_reply_count_hidden( $destination_topic_id );
1303  
1304      // Topic Voice Counts
1305      bbp_update_topic_voice_count( $destination_topic_id );
1306  
1307      do_action( 'bbp_merge_topic_count', $destination_topic_id, $source_topic_id, $source_topic_forum_id );
1308  }
1309  
1310  /**
1311   * Split topic handler
1312   *
1313   * Handles the front end split topic submission
1314   *
1315   * @since 2.0.0 bbPress (r2756)
1316   *
1317   * @param string $action The requested action to compare this function to
1318   */
1319  function bbp_split_topic_handler( $action = '' ) {
1320  
1321      // Bail if action is not 'bbp-split-topic'
1322      if ( 'bbp-split-topic' !== $action ) {
1323          return;
1324      }
1325  
1326      // Prevent debug notices
1327      $from_reply_id = $destination_topic_id = 0;
1328      $destination_topic_title = '';
1329      $destination_topic = $from_reply = $source_topic = '';
1330      $split_option = false;
1331  
1332      /** Split Reply ***********************************************************/
1333  
1334      if ( empty( $_POST['bbp_reply_id'] ) ) {
1335          bbp_add_error( 'bbp_split_topic_reply_id', __( '<strong>ERROR</strong>: A reply ID is required.', 'bbpress' ) );
1336      } else {
1337          $from_reply_id = (int) $_POST['bbp_reply_id'];
1338      }
1339  
1340      $from_reply = bbp_get_reply( $from_reply_id );
1341  
1342      // Reply exists
1343      if ( empty( $from_reply ) ) {
1344          bbp_add_error( 'bbp_split_topic_r_not_found', __( '<strong>ERROR</strong>: The reply you want to split from was not found.', 'bbpress' ) );
1345      }
1346  
1347      /** Topic to Split ********************************************************/
1348  
1349      // Get the topic being split
1350      $source_topic = bbp_get_topic( $from_reply->post_parent );
1351  
1352      // No topic
1353      if ( empty( $source_topic ) ) {
1354          bbp_add_error( 'bbp_split_topic_source_not_found', __( '<strong>ERROR</strong>: The topic you want to split was not found.', 'bbpress' ) );
1355      }
1356  
1357      // Nonce check failed
1358      if ( ! bbp_verify_nonce_request( 'bbp-split-topic_' . $source_topic->ID ) ) {
1359          bbp_add_error( 'bbp_split_topic_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
1360          return;
1361      }
1362  
1363      // Use cannot edit topic
1364      if ( ! current_user_can( 'edit_topic', $source_topic->ID ) ) {
1365          bbp_add_error( 'bbp_split_topic_source_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the source topic.', 'bbpress' ) );
1366      }
1367  
1368      // How to Split
1369      if ( ! empty( $_POST['bbp_topic_split_option'] ) ) {
1370          $split_option = sanitize_key( $_POST['bbp_topic_split_option'] );
1371      }
1372  
1373      // Invalid split option
1374      if ( empty( $split_option ) || ! in_array( $split_option, array( 'existing', 'reply' ), true ) ) {
1375          bbp_add_error( 'bbp_split_topic_option', __( '<strong>ERROR</strong>: You need to choose a valid split option.', 'bbpress' ) );
1376  
1377      // Valid Split Option
1378      } else {
1379  
1380          // What kind of split
1381          switch ( $split_option ) {
1382  
1383              // Into an existing topic
1384              case 'existing' :
1385  
1386                  // Get destination topic id
1387                  if ( empty( $_POST['bbp_destination_topic'] ) ) {
1388                      bbp_add_error( 'bbp_split_topic_destination_id', __( '<strong>ERROR</strong>: A topic ID is required.', 'bbpress' ) );
1389                  } else {
1390                      $destination_topic_id = (int) $_POST['bbp_destination_topic'];
1391                  }
1392  
1393                  // Get the destination topic
1394                  $destination_topic = bbp_get_topic( $destination_topic_id );
1395  
1396                  // No destination topic
1397                  if ( empty( $destination_topic ) ) {
1398                      bbp_add_error( 'bbp_split_topic_destination_not_found', __( '<strong>ERROR</strong>: The topic you want to split to was not found.', 'bbpress' ) );
1399                  }
1400  
1401                  // User cannot edit the destination topic
1402                  if ( ! current_user_can( 'edit_topic', $destination_topic->ID ) ) {
1403                      bbp_add_error( 'bbp_split_topic_destination_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the destination topic.', 'bbpress' ) );
1404                  }
1405  
1406                  break;
1407  
1408              // Split at reply into a new topic
1409              case 'reply' :
1410              default :
1411  
1412                  // User needs to be able to publish topics
1413                  if ( current_user_can( 'publish_topics' ) ) {
1414  
1415                      // Use the new title that was passed
1416                      if ( ! empty( $_POST['bbp_topic_split_destination_title'] ) ) {
1417                          $destination_topic_title = sanitize_text_field( $_POST['bbp_topic_split_destination_title'] );
1418  
1419                      // Use the source topic title
1420                      } else {
1421                          $destination_topic_title = $source_topic->post_title;
1422                      }
1423  
1424                      // Update the topic
1425                      $destination_topic_id = wp_update_post( array(
1426                          'ID'          => $from_reply->ID,
1427                          'post_title'  => $destination_topic_title,
1428                          'post_name'   => false,
1429                          'post_type'   => bbp_get_topic_post_type(),
1430                          'post_parent' => $source_topic->post_parent,
1431                          'menu_order'  => 0,
1432                          'guid'        => ''
1433                      ) );
1434                      $destination_topic = bbp_get_topic( $destination_topic_id );
1435  
1436                      // Make sure the new topic knows its a topic
1437                      bbp_update_topic_topic_id( $from_reply->ID );
1438  
1439                      // Shouldn't happen
1440                      if ( false === $destination_topic_id || is_wp_error( $destination_topic_id ) || empty( $destination_topic ) ) {
1441                          bbp_add_error( 'bbp_split_topic_destination_reply', __( '<strong>ERROR</strong>: There was a problem converting the reply into the topic. Please try again.', 'bbpress' ) );
1442                      }
1443  
1444                  // User cannot publish posts
1445                  } else {
1446                      bbp_add_error( 'bbp_split_topic_destination_permission', __( '<strong>ERROR</strong>: You do not have permission to create new topics. The reply could not be converted into a topic.', 'bbpress' ) );
1447                  }
1448  
1449                  break;
1450          }
1451      }
1452  
1453      // Bail if there are errors
1454      if ( bbp_has_errors() ) {
1455          return;
1456      }
1457  
1458      /** No Errors - Do the Spit ***********************************************/
1459  
1460      // Update counts, etc...
1461      do_action( 'bbp_pre_split_topic', $from_reply->ID, $source_topic->ID, $destination_topic->ID );
1462  
1463      /** Date Check ************************************************************/
1464  
1465      // Check if the destination topic is older than the from reply
1466      if ( strtotime( $from_reply->post_date ) < strtotime( $destination_topic->post_date ) ) {
1467  
1468          // Set destination topic post_date to 1 second before from reply
1469          $destination_post_date = date( 'Y-m-d H:i:s', strtotime( $from_reply->post_date ) - 1 );
1470  
1471          // Update destination topic
1472          wp_update_post( array(
1473              'ID'            => $destination_topic_id,
1474              'post_date'     => $destination_post_date,
1475              'post_date_gmt' => get_gmt_from_date( $destination_post_date )
1476          ) );
1477      }
1478  
1479      /** Subscriptions *********************************************************/
1480  
1481      // Copy the subscribers
1482      if ( ! empty( $_POST['bbp_topic_subscribers'] ) && "1" === $_POST['bbp_topic_subscribers'] && bbp_is_subscriptions_active() ) {
1483  
1484          // Get the subscribers
1485          $subscribers = bbp_get_subscribers( $source_topic->ID );
1486  
1487          if ( ! empty( $subscribers ) ) {
1488  
1489              // Add subscribers to new topic
1490              foreach ( (array) $subscribers as $subscriber ) {
1491                  bbp_add_user_subscription( $subscriber, $destination_topic->ID );
1492              }
1493          }
1494      }
1495  
1496      /** Favorites *************************************************************/
1497  
1498      // Copy the favoriters if told to
1499      if ( ! empty( $_POST['bbp_topic_favoriters'] ) && ( "1" === $_POST['bbp_topic_favoriters'] ) ) {
1500  
1501          // Get the favoriters
1502          $favoriters = bbp_get_topic_favoriters( $source_topic->ID );
1503  
1504          if ( ! empty( $favoriters ) ) {
1505  
1506              // Add the favoriters to new topic
1507              foreach ( (array) $favoriters as $favoriter ) {
1508                  bbp_add_user_favorite( $favoriter, $destination_topic->ID );
1509              }
1510          }
1511      }
1512  
1513      /** Tags ******************************************************************/
1514  
1515      // Copy the tags if told to
1516      if ( ! empty( $_POST['bbp_topic_tags'] ) && ( "1" === $_POST['bbp_topic_tags'] ) ) {
1517  
1518          // Get the source topic tags
1519          $source_topic_tags = wp_get_post_terms( $source_topic->ID, bbp_get_topic_tag_tax_id(), array( 'fields' => 'names' ) );
1520  
1521          if ( ! empty( $source_topic_tags ) ) {
1522              wp_set_post_terms( $destination_topic->ID, $source_topic_tags, bbp_get_topic_tag_tax_id(), true );
1523          }
1524      }
1525  
1526      /** Split Replies *********************************************************/
1527  
1528      // get_posts() is not used because it doesn't allow us to use '>='
1529      // comparision without a filter.
1530      $bbp_db  = bbp_db();
1531      $query   = $bbp_db->prepare( "SELECT * FROM {$bbp_db->posts} WHERE {$bbp_db->posts}.post_date >= %s AND {$bbp_db->posts}.post_parent = %d AND {$bbp_db->posts}.post_type = %s ORDER BY {$bbp_db->posts}.post_date ASC", $from_reply->post_date, $source_topic->ID, bbp_get_reply_post_type() );
1532      $replies = (array) $bbp_db->get_results( $query );
1533  
1534      // Make sure there are replies to loop through
1535      if ( ! empty( $replies ) && ! is_wp_error( $replies ) ) {
1536  
1537          // Save reply ids
1538          $reply_ids = array();
1539  
1540          // Change the post_parent of each reply to the destination topic id
1541          foreach ( $replies as $reply ) {
1542  
1543              // Update the reply
1544              wp_update_post( array(
1545                  'ID'          => $reply->ID,
1546                  'post_title'  => '',
1547                  'post_name'   => false, // will be automatically generated
1548                  'post_parent' => $destination_topic->ID,
1549                  'guid'        => ''
1550              ) );
1551  
1552              // Gather reply ids
1553              $reply_ids[] = $reply->ID;
1554  
1555              // Adjust reply meta values
1556              bbp_update_reply_topic_id( $reply->ID, $destination_topic->ID                           );
1557              bbp_update_reply_forum_id( $reply->ID, bbp_get_topic_forum_id( $destination_topic->ID ) );
1558  
1559              // Adjust reply position
1560              bbp_update_reply_position( $reply->ID );
1561  
1562              // Adjust reply to values
1563              $reply_to = bbp_get_reply_to( $reply->ID );
1564  
1565              // Not a reply to a reply that moved over
1566              if ( ! in_array( $reply_to, $reply_ids, true ) ) {
1567                  bbp_update_reply_to( $reply->ID, 0 );
1568              }
1569  
1570              // New topic from reply can't be a reply to
1571              if ( ( $from_reply->ID === $destination_topic->ID ) && ( $from_reply->ID === $reply_to ) ) {
1572                  bbp_update_reply_to( $reply->ID, 0 );
1573              }
1574  
1575              // Do additional actions per split reply
1576              do_action( 'bbp_split_topic_reply', $reply->ID, $destination_topic->ID );
1577          }
1578  
1579          // Remove reply to from new topic
1580          if ( $from_reply->ID === $destination_topic->ID ) {
1581              delete_post_meta( $from_reply->ID, '_bbp_reply_to' );
1582          }
1583  
1584          // Set the last reply ID and freshness
1585          $last_reply_id = $reply->ID;
1586          $freshness     = $reply->post_date;
1587  
1588      // Set the last reply ID and freshness to the from_reply
1589      } else {
1590          $last_reply_id = $from_reply->ID;
1591          $freshness     = $from_reply->post_date;
1592      }
1593  
1594      // It is a new topic and we need to set some default metas to make
1595      // the topic display in bbp_has_topics() list
1596      if ( 'reply' === $split_option ) {
1597          bbp_update_topic_last_reply_id   ( $destination_topic->ID, $last_reply_id );
1598          bbp_update_topic_last_active_id  ( $destination_topic->ID, $last_reply_id );
1599          bbp_update_topic_last_active_time( $destination_topic->ID, $freshness     );
1600      }
1601  
1602      // Update source topic ID last active
1603      bbp_update_topic_last_reply_id   ( $source_topic->ID );
1604      bbp_update_topic_last_active_id  ( $source_topic->ID );
1605      bbp_update_topic_last_active_time( $source_topic->ID );
1606  
1607      /** Successful Split ******************************************************/
1608  
1609      // Update counts, etc...
1610      do_action( 'bbp_post_split_topic', $from_reply->ID, $source_topic->ID, $destination_topic->ID );
1611  
1612      // Redirect back to the topic
1613      bbp_redirect( bbp_get_topic_permalink( $destination_topic->ID ) );
1614  }
1615  
1616  /**
1617   * Fix counts on topic split
1618   *
1619   * When a topic is split, update the counts of source and destination topic
1620   * and their forums.
1621   *
1622   * @since 2.0.0 bbPress (r2756)
1623   *
1624   * @param int $from_reply_id From reply id
1625   * @param int $source_topic_id Source topic id
1626   * @param int $destination_topic_id Destination topic id
1627   */
1628  function bbp_split_topic_count( $from_reply_id, $source_topic_id, $destination_topic_id ) {
1629  
1630      // Forum Topic Counts
1631      bbp_update_forum_topic_count( bbp_get_topic_forum_id( $destination_topic_id ) );
1632  
1633      // Forum Reply Counts
1634      bbp_update_forum_reply_count( bbp_get_topic_forum_id( $destination_topic_id ) );
1635  
1636      // Topic Reply Counts
1637      bbp_update_topic_reply_count( $source_topic_id      );
1638      bbp_update_topic_reply_count( $destination_topic_id );
1639  
1640      // Topic Hidden Reply Counts
1641      bbp_update_topic_reply_count_hidden( $source_topic_id      );
1642      bbp_update_topic_reply_count_hidden( $destination_topic_id );
1643  
1644      // Topic Voice Counts
1645      bbp_update_topic_voice_count( $source_topic_id      );
1646      bbp_update_topic_voice_count( $destination_topic_id );
1647  
1648      do_action( 'bbp_split_topic_count', $from_reply_id, $source_topic_id, $destination_topic_id );
1649  }
1650  
1651  /**
1652   * Handles the front end tag management (renaming, merging, destroying)
1653   *
1654   * @since 2.0.0 bbPress (r2768)
1655   *
1656   * @param string $action The requested action to compare this function to
1657   */
1658  function bbp_edit_topic_tag_handler( $action = '' ) {
1659  
1660      // Bail if required POST actions aren't passed
1661      if ( empty( $_POST['tag-id'] ) ) {
1662          return;
1663      }
1664  
1665      // Setup possible get actions
1666      $possible_actions = array(
1667          'bbp-update-topic-tag',
1668          'bbp-merge-topic-tag',
1669          'bbp-delete-topic-tag'
1670      );
1671  
1672      // Bail if actions aren't meant for this function
1673      if ( ! in_array( $action, $possible_actions, true ) ) {
1674          return;
1675      }
1676  
1677      // Setup vars
1678      $tag_id = (int) $_POST['tag-id'];
1679      $tag    = get_term( $tag_id, bbp_get_topic_tag_tax_id() );
1680  
1681      // Tag does not exist
1682      if ( is_wp_error( $tag ) && $tag->get_error_message() ) {
1683          bbp_add_error( 'bbp_manage_topic_invalid_tag', sprintf( __( '<strong>ERROR</strong>: The following problem(s) have been found while getting the tag: %s', 'bbpress' ), $tag->get_error_message() ) );
1684          return;
1685      }
1686  
1687      // What action are we trying to perform?
1688      switch ( $action ) {
1689  
1690          // Update tag
1691          case 'bbp-update-topic-tag' :
1692  
1693              // Nonce check
1694              if ( ! bbp_verify_nonce_request( 'update-tag_' . $tag_id ) ) {
1695                  bbp_add_error( 'bbp_manage_topic_tag_update_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
1696                  return;
1697              }
1698  
1699              // Can user edit topic tags?
1700              if ( ! current_user_can( 'edit_topic_tag', $tag_id ) ) {
1701                  bbp_add_error( 'bbp_manage_topic_tag_update_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the topic tags.', 'bbpress' ) );
1702                  return;
1703              }
1704  
1705              // No tag name was provided
1706              if ( empty( $_POST['tag-name'] ) || ! $name = $_POST['tag-name'] ) {
1707                  bbp_add_error( 'bbp_manage_topic_tag_update_name', __( '<strong>ERROR</strong>: You need to enter a tag name.', 'bbpress' ) );
1708                  return;
1709              }
1710  
1711              // Attempt to update the tag
1712              $slug        = ! empty( $_POST['tag-slug']        ) ? $_POST['tag-slug']        : '';
1713              $description = ! empty( $_POST['tag-description'] ) ? $_POST['tag-description'] : '';
1714              $tag         = wp_update_term( $tag_id, bbp_get_topic_tag_tax_id(), array(
1715                  'name'        => $name,
1716                  'slug'        => $slug,
1717                  'description' => $description
1718              ) );
1719  
1720              // Cannot update tag
1721              if ( is_wp_error( $tag ) && $tag->get_error_message() ) {
1722                  bbp_add_error( 'bbp_manage_topic_tag_update_error', sprintf( __( '<strong>ERROR</strong>: The following problem(s) have been found while updating the tag: %s', 'bbpress' ), $tag->get_error_message() ) );
1723                  return;
1724              }
1725  
1726              // Redirect
1727              $redirect = get_term_link( $tag_id, bbp_get_topic_tag_tax_id() );
1728  
1729              // Update counts, etc...
1730              do_action( 'bbp_update_topic_tag', $tag_id, $tag, $name, $slug, $description );
1731  
1732              break;
1733  
1734          // Merge two tags
1735          case 'bbp-merge-topic-tag'  :
1736  
1737              // Nonce check
1738              if ( ! bbp_verify_nonce_request( 'merge-tag_' . $tag_id ) ) {
1739                  bbp_add_error( 'bbp_manage_topic_tag_merge_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
1740                  return;
1741              }
1742  
1743              // Can user edit topic tags?
1744              if ( ! current_user_can( 'edit_topic_tags' ) ) {
1745                  bbp_add_error( 'bbp_manage_topic_tag_merge_permission', __( '<strong>ERROR</strong>: You do not have permission to edit the topic tags.', 'bbpress' ) );
1746                  return;
1747              }
1748  
1749              // No tag name was provided
1750              if ( empty( $_POST['tag-existing-name'] ) || ! $name = $_POST['tag-existing-name'] ) {
1751                  bbp_add_error( 'bbp_manage_topic_tag_merge_name', __( '<strong>ERROR</strong>: You need to enter a tag name.', 'bbpress' ) );
1752                  return;
1753              }
1754  
1755              // If term does not exist, create it
1756              if ( ! $tag = term_exists( $name, bbp_get_topic_tag_tax_id() ) ) {
1757                  $tag = wp_insert_term( $name, bbp_get_topic_tag_tax_id() );
1758              }
1759  
1760              // Problem inserting the new term
1761              if ( is_wp_error( $tag ) && $tag->get_error_message() ) {
1762                  bbp_add_error( 'bbp_manage_topic_tag_merge_error', sprintf( __( '<strong>ERROR</strong>: The following problem(s) have been found while merging the tags: %s', 'bbpress' ), $tag->get_error_message() ) );
1763                  return;
1764              }
1765  
1766              // Merging in to...
1767              $to_tag = $tag['term_id'];
1768  
1769              // Attempting to merge a tag into itself
1770              if ( $tag_id === $to_tag ) {
1771                  bbp_add_error( 'bbp_manage_topic_tag_merge_same', __( '<strong>ERROR</strong>: The tags which are being merged can not be the same.', 'bbpress' ) );
1772                  return;
1773              }
1774  
1775              // Delete the old term
1776              $tag = wp_delete_term( $tag_id, bbp_get_topic_tag_tax_id(), array(
1777                  'default'       => $to_tag,
1778                  'force_default' => true
1779              ) );
1780  
1781              // Error merging the terms
1782              if ( is_wp_error( $tag ) && $tag->get_error_message() ) {
1783                  bbp_add_error( 'bbp_manage_topic_tag_merge_error', sprintf( __( '<strong>ERROR</strong>: The following problem(s) have been found while merging the tags: %s', 'bbpress' ), $tag->get_error_message() ) );
1784                  return;
1785              }
1786  
1787              // Redirect
1788              $redirect = get_term_link( (int) $to_tag, bbp_get_topic_tag_tax_id() );
1789  
1790              // Update counts, etc...
1791              do_action( 'bbp_merge_topic_tag', $tag_id, $to_tag, $tag );
1792  
1793              break;
1794  
1795          // Delete tag
1796          case 'bbp-delete-topic-tag' :
1797  
1798              // Nonce check
1799              if ( ! bbp_verify_nonce_request( 'delete-tag_' . $tag_id ) ) {
1800                  bbp_add_error( 'bbp_manage_topic_tag_delete_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
1801                  return;
1802              }
1803  
1804              // Can user delete topic tags?
1805              if ( ! current_user_can( 'delete_topic_tag', $tag_id ) ) {
1806                  bbp_add_error( 'bbp_manage_topic_tag_delete_permission', __( '<strong>ERROR</strong>: You do not have permission to delete the topic tags.', 'bbpress' ) );
1807                  return;
1808              }
1809  
1810              // Attempt to delete term
1811              $tag = wp_delete_term( $tag_id, bbp_get_topic_tag_tax_id() );
1812  
1813              // Error deleting term
1814              if ( is_wp_error( $tag ) && $tag->get_error_message() ) {
1815                  bbp_add_error( 'bbp_manage_topic_tag_delete_error', sprintf( __( '<strong>ERROR</strong>: The following problem(s) have been found while deleting the tag: %s', 'bbpress' ), $tag->get_error_message() ) );
1816                  return;
1817              }
1818  
1819              // We don't have any other place to go other than home! Or we may die because of the 404 disease
1820              $redirect = bbp_get_forums_url();
1821  
1822              // Update counts, etc...
1823              do_action( 'bbp_delete_topic_tag', $tag_id, $tag );
1824  
1825              break;
1826      }
1827  
1828      /** Successful Moderation *************************************************/
1829  
1830      // Redirect back
1831      $redirect = ( ! empty( $redirect ) && ! is_wp_error( $redirect ) ) ? $redirect : home_url();
1832      bbp_redirect( $redirect );
1833  }
1834  
1835  /** Helpers *******************************************************************/
1836  
1837  /**
1838   * Return an associative array of available topic statuses
1839   *
1840   * @since 2.4.0 bbPress (r5059)
1841   *
1842   * @param int $topic_id   Optional. Topic id.
1843   *
1844   * @return array
1845   */
1846  function bbp_get_topic_statuses( $topic_id = 0 ) {
1847  
1848      // Filter & return
1849      return (array) apply_filters( 'bbp_get_topic_statuses', array(
1850          bbp_get_public_status_id()  => _x( 'Open',    'Open the topic',      'bbpress' ),
1851          bbp_get_closed_status_id()  => _x( 'Closed',  'Close the topic',     'bbpress' ),
1852          bbp_get_spam_status_id()    => _x( 'Spam',    'Spam the topic',      'bbpress' ),
1853          bbp_get_trash_status_id()   => _x( 'Trash',   'Trash the topic',     'bbpress' ),
1854          bbp_get_pending_status_id() => _x( 'Pending', 'Unapprove the topic', 'bbpress' )
1855      ), $topic_id );
1856  }
1857  
1858  /**
1859   * Return an associative array of topic sticky types
1860   *
1861   * @since 2.4.0 bbPress (r5059)
1862   *
1863   * @param int $topic_id   Optional. Topic id.
1864   *
1865   * @return array
1866   */
1867  function bbp_get_topic_types( $topic_id = 0 ) {
1868  
1869      // Filter & return
1870      return (array) apply_filters( 'bbp_get_topic_types', array(
1871          'unstick' => _x( 'Normal',       'Unstick a topic',         'bbpress' ),
1872          'stick'   => _x( 'Sticky',       'Make topic sticky',       'bbpress' ),
1873          'super'   => _x( 'Super Sticky', 'Make topic super sticky', 'bbpress' )
1874      ), $topic_id );
1875  }
1876  
1877  /**
1878   * Return array of available topic toggle actions
1879   *
1880   * @since 2.6.0 bbPress (r6133)
1881   *
1882   * @param int $topic_id   Optional. Topic id.
1883   *
1884   * @return array
1885   */
1886  function bbp_get_topic_toggles( $topic_id = 0 ) {
1887  
1888      // Filter & return
1889      return (array) apply_filters( 'bbp_get_toggle_topic_actions', array(
1890          'bbp_toggle_topic_close',
1891          'bbp_toggle_topic_stick',
1892          'bbp_toggle_topic_spam',
1893          'bbp_toggle_topic_trash',
1894          'bbp_toggle_topic_approve'
1895      ), $topic_id );
1896  }
1897  
1898  /** Stickies ******************************************************************/
1899  
1900  /**
1901   * Return sticky topics of a forum
1902   *
1903   * @since 2.0.0 bbPress (r2592)
1904   *
1905   * @param int $forum_id Optional. If not passed, super stickies are returned.
1906   * @return array IDs of sticky topics of a forum or super stickies
1907   */
1908  function bbp_get_stickies( $forum_id = 0 ) {
1909  
1910      // Get stickies (maybe super if empty)
1911      $stickies = empty( $forum_id )
1912          ? bbp_get_super_stickies()
1913          : get_post_meta( $forum_id, '_bbp_sticky_topics', true );
1914  
1915      // Cast as array
1916      $stickies = ( empty( $stickies ) || ! is_array( $stickies ) )
1917          ? array()
1918          : wp_parse_id_list( $stickies );
1919  
1920      // Filter & return
1921      return (array) apply_filters( 'bbp_get_stickies', $stickies, $forum_id );
1922  }
1923  
1924  /**
1925   * Return topics stuck to front page of the forums
1926   *
1927   * @since 2.0.0 bbPress (r2592)
1928   *
1929   * @return array IDs of super sticky topics
1930   */
1931  function bbp_get_super_stickies() {
1932  
1933      // Get super stickies
1934      $stickies = get_option( '_bbp_super_sticky_topics', array() );
1935  
1936      // Cast as array
1937      $stickies = ( empty( $stickies ) || ! is_array( $stickies ) )
1938          ? array()
1939          : wp_parse_id_list( $stickies );
1940  
1941      // Filter & return
1942      return (array) apply_filters( 'bbp_get_super_stickies', $stickies );
1943  }
1944  
1945  /** Topics Actions ************************************************************/
1946  
1947  /**
1948   * Handles the front end opening/closing, spamming/unspamming,
1949   * sticking/unsticking and trashing/untrashing/deleting of topics
1950   *
1951   * @since 2.0.0 bbPress (r2727)
1952   *
1953   * @param string $action The requested action to compare this function to
1954   */
1955  function bbp_toggle_topic_handler( $action = '' ) {
1956  
1957      // Bail if required GET actions aren't passed
1958      if ( empty( $_GET['topic_id'] ) ) {
1959          return;
1960      }
1961  
1962      // What's the topic id?
1963      $topic_id = bbp_get_topic_id( (int) $_GET['topic_id'] );
1964  
1965      // Get possible topic-handler toggles
1966      $toggles = bbp_get_topic_toggles( $topic_id );
1967  
1968      // Bail if actions aren't meant for this function
1969      if ( ! in_array( $action, $toggles, true ) ) {
1970          return;
1971      }
1972  
1973      // Make sure topic exists
1974      $topic = bbp_get_topic( $topic_id );
1975      if ( empty( $topic ) ) {
1976          bbp_add_error( 'bbp_toggle_topic_missing', __( '<strong>ERROR:</strong> This topic could not be found or no longer exists.', 'bbpress' ) );
1977          return;
1978      }
1979  
1980      // What is the user doing here?
1981      if ( ! current_user_can( 'edit_topic', $topic_id ) || ( 'bbp_toggle_topic_trash' === $action && ! current_user_can( 'delete_topic', $topic_id ) ) ) {
1982          bbp_add_error( 'bbp_toggle_topic_permission', __( '<strong>ERROR:</strong> You do not have permission to do that.', 'bbpress' ) );
1983          return;
1984      }
1985  
1986      // Sub-action?
1987      $sub_action = ! empty( $_GET['sub_action'] )
1988          ? sanitize_key( $_GET['sub_action'] )
1989          : false;
1990  
1991      // Preliminary array
1992      $post_data = array( 'ID' => $topic_id );
1993  
1994      // Do the topic toggling
1995      $retval = bbp_toggle_topic( array(
1996          'id'         => $topic_id,
1997          'action'     => $action,
1998          'sub_action' => $sub_action,
1999          'data'       => $post_data
2000      ) );
2001  
2002      // Do additional topic toggle actions
2003      do_action( 'bbp_toggle_topic_handler', $retval['status'], $post_data, $action );
2004  
2005      // No errors
2006      if ( ( false !== $retval['status'] ) && ! is_wp_error( $retval['status'] ) ) {
2007          bbp_redirect( $retval['redirect_to'] );
2008  
2009      // Handle errors
2010      } else {
2011          bbp_add_error( 'bbp_toggle_topic', $retval['message'] );
2012      }
2013  }
2014  
2015  /**
2016   * Do the actual topic toggling
2017   *
2018   * This function is used by `bbp_toggle_topic_handler()` to do the actual heavy
2019   * lifting when it comes to toggling topic. It only really makes sense to call
2020   * within that context, so if you need to call this function directly, make sure
2021   * you're also doing what the handler does too.
2022   *
2023   * @since 2.6.0  bbPress (r6133)
2024   * @access private
2025   *
2026   * @param array $args
2027   */
2028  function bbp_toggle_topic( $args = array() ) {
2029  
2030      // Parse the arguments
2031      $r = bbp_parse_args( $args, array(
2032          'id'         => 0,
2033          'action'     => '',
2034          'sub_action' => '',
2035          'data'       => array()
2036      ) );
2037  
2038      // Build the nonce suffix
2039      $nonce_suffix = bbp_get_topic_post_type() . '_' . (int) $r['id'];
2040  
2041      // Default return values
2042      $retval = array(
2043          'status'      => 0,
2044          'message'     => '',
2045          'redirect_to' => bbp_get_topic_permalink( $r['id'], bbp_get_redirect_to() ),
2046          'view_all'    => false
2047      );
2048  
2049      // What action are we trying to perform?
2050      switch ( $r['action'] ) {
2051  
2052          // Toggle approve/unapprove
2053          case 'bbp_toggle_topic_approve' :
2054              check_ajax_referer( "approve-{$nonce_suffix}" );
2055  
2056              $is_pending         = bbp_is_topic_pending( $r['id'] );
2057              $retval['view_all'] = ! $is_pending;
2058  
2059              // Toggle
2060              $retval['status'] = ( true === $is_pending )
2061                  ? bbp_approve_topic( $r['id'] )
2062                  : bbp_unapprove_topic( $r['id'] );
2063  
2064              // Feedback
2065              $retval['message'] = ( true === $is_pending )
2066                  ? __( '<strong>ERROR</strong>: There was a problem approving the topic.',   'bbpress' )
2067                  : __( '<strong>ERROR</strong>: There was a problem unapproving the topic.', 'bbpress' );
2068  
2069              break;
2070  
2071          // Toggle open/close
2072          case 'bbp_toggle_topic_close' :
2073              check_ajax_referer( "close-{$nonce_suffix}" );
2074  
2075              $is_open = bbp_is_topic_open( $r['id'] );
2076  
2077              // Toggle
2078              $retval['status'] = ( true === $is_open )
2079                  ? bbp_close_topic( $r['id'] )
2080                  : bbp_open_topic( $r['id'] );
2081  
2082              // Feedback
2083              $retval['message'] = ( true === $is_open )
2084                  ? __( '<strong>ERROR</strong>: There was a problem closing the topic.', 'bbpress' )
2085                  : __( '<strong>ERROR</strong>: There was a problem opening the topic.', 'bbpress' );
2086  
2087              break;
2088  
2089          // Toggle sticky/super-sticky/unstick
2090          case 'bbp_toggle_topic_stick' :
2091              check_ajax_referer( "stick-{$nonce_suffix}" );
2092  
2093              $is_sticky = bbp_is_topic_sticky( $r['id'] );
2094              $is_super  = false === $is_sticky && ! empty( $_GET['super'] ) && ( "1" === $_GET['super'] ) ? true : false;
2095  
2096              // Toggle
2097              $retval['status'] = ( true === $is_sticky )
2098                  ? bbp_unstick_topic( $r['id'] )
2099                  : bbp_stick_topic( $r['id'], $is_super );
2100  
2101              // Feedback
2102              $retval['message'] = ( true === $is_sticky )
2103                  ? __( '<strong>ERROR</strong>: There was a problem unsticking the topic.', 'bbpress' )
2104                  : __( '<strong>ERROR</strong>: There was a problem sticking the topic.',   'bbpress' );
2105  
2106              break;
2107  
2108          // Toggle spam
2109          case 'bbp_toggle_topic_spam' :
2110              check_ajax_referer( "spam-{$nonce_suffix}" );
2111  
2112              $is_spam            = bbp_is_topic_spam( $r['id'] );
2113              $retval['view_all'] = ! $is_spam;
2114  
2115              // Toggle
2116              $retval['status'] = ( true === $is_spam )
2117                  ? bbp_unspam_topic( $r['id'] )
2118                  : bbp_spam_topic( $r['id'] );
2119  
2120              // Feedback
2121              $retval['message'] = ( true === $is_spam )
2122                  ? __( '<strong>ERROR</strong>: There was a problem unmarking the topic as spam.', 'bbpress' )
2123                  : __( '<strong>ERROR</strong>: There was a problem marking the topic as spam.',   'bbpress' );
2124  
2125              break;
2126  
2127          // Toggle trash
2128          case 'bbp_toggle_topic_trash' :
2129  
2130              switch ( $r['sub_action'] ) {
2131                  case 'trash':
2132                      check_ajax_referer( "trash-{$nonce_suffix}" );
2133  
2134                      $retval['view_all']    = true;
2135                      $retval['status']      = wp_trash_post( $r['id'] );
2136                      $retval['message']     = __( '<strong>ERROR</strong>: There was a problem trashing the topic.', 'bbpress' );
2137                      $retval['redirect_to'] = current_user_can( 'view_trash' )
2138                          ? bbp_get_topic_permalink( $r['id'] )
2139                          : bbp_get_forum_permalink( bbp_get_topic_forum_id( $r['id'] ) );
2140  
2141                      break;
2142  
2143                  case 'untrash':
2144                      check_ajax_referer( "untrash-{$nonce_suffix}" );
2145  
2146                      $retval['status']      = wp_untrash_post( $r['id'] );
2147                      $retval['message']     = __( '<strong>ERROR</strong>: There was a problem untrashing the topic.', 'bbpress' );
2148                      $retval['redirect_to'] = bbp_get_topic_permalink( $r['id'] );
2149  
2150                      break;
2151  
2152                  case 'delete':
2153                      check_ajax_referer( "delete-{$nonce_suffix}" );
2154  
2155                      $retval['status']      = wp_delete_post( $r['id'] );
2156                      $retval['message']     = __( '<strong>ERROR</strong>: There was a problem deleting the topic.', 'bbpress' );
2157                      $retval['redirect_to'] = bbp_get_forum_permalink( $retval['status']->post_parent );
2158  
2159                      break;
2160              }
2161  
2162              break;
2163      }
2164  
2165      // Add view all if needed
2166      if ( ! empty( $retval['view_all'] ) ) {
2167          $retval['redirect_to'] = bbp_add_view_all( $retval['redirect_to'], true );
2168      }
2169  
2170      // Filter & return
2171      return apply_filters( 'bbp_toggle_topic', $retval, $r, $args );
2172  }
2173  
2174  /** Favorites & Subscriptions *************************************************/
2175  
2176  /**
2177   * Remove a deleted topic from all user favorites
2178   *
2179   * @since 2.0.0 bbPress (r2652)
2180   *
2181   * @param int $topic_id Get the topic id to remove
2182   */
2183  function bbp_remove_topic_from_all_favorites( $topic_id = 0 ) {
2184      $topic_id = bbp_get_topic_id( $topic_id );
2185  
2186      // Bail if no topic
2187      if ( empty( $topic_id ) ) {
2188          return;
2189      }
2190  
2191      // Get users
2192      $users = (array) bbp_get_topic_favoriters( $topic_id );
2193  
2194      // Users exist
2195      if ( ! empty( $users ) ) {
2196  
2197          // Loop through users
2198          foreach ( $users as $user ) {
2199  
2200              // Remove each user
2201              bbp_remove_user_favorite( $user, $topic_id );
2202          }
2203      }
2204  }
2205  
2206  /**
2207   * Remove a deleted topic from all user subscriptions
2208   *
2209   * @since 2.0.0 bbPress (r2652)
2210   *
2211   * @param int $topic_id Get the topic id to remove
2212   */
2213  function bbp_remove_topic_from_all_subscriptions( $topic_id = 0 ) {
2214  
2215      // Subscriptions are not active
2216      if ( ! bbp_is_subscriptions_active() ) {
2217          return;
2218      }
2219  
2220      // Bail if no topic
2221      $topic_id = bbp_get_topic_id( $topic_id );
2222      if ( empty( $topic_id ) ) {
2223          return;
2224      }
2225  
2226      // Remove all users
2227      return bbp_remove_object_from_all_users( $topic_id, '_bbp_subscription', 'post' );
2228  }
2229  
2230  /** Count Bumpers *************************************************************/
2231  
2232  /**
2233   * Bump the total reply count of a topic
2234   *
2235   * @since 2.1.0 bbPress (r3825)
2236   *
2237   * @param int $topic_id   Optional. Topic id.
2238   * @param int $difference Optional. Default 1
2239   * @return int Topic reply count
2240   */
2241  function bbp_bump_topic_reply_count( $topic_id = 0, $difference = 1 ) {
2242  
2243      // Bail if no bump
2244      if ( empty( $difference ) ) {
2245          return false;
2246      }
2247  
2248      // Get counts
2249      $topic_id    = bbp_get_topic_id( $topic_id );
2250      $reply_count = bbp_get_topic_reply_count( $topic_id, true );
2251      $difference  = (int) $difference;
2252      $new_count   = (int) ( $reply_count + $difference );
2253  
2254      // Update this topic id's reply count
2255      update_post_meta( $topic_id, '_bbp_reply_count', $new_count );
2256  
2257      // Filter & return
2258      return (int) apply_filters( 'bbp_bump_topic_reply_count', $new_count, $topic_id, $difference );
2259  }
2260  
2261  /**
2262   * Increase the total reply count of a topic by one.
2263   *
2264   * @since 2.6.0 bbPress (r6036)
2265   *
2266   * @param int $topic_id The topic id.
2267   *
2268   * @return void
2269   */
2270  function bbp_increase_topic_reply_count( $topic_id = 0 ) {
2271  
2272      // Bail early if no id is passed.
2273      if ( empty( $topic_id ) ) {
2274          return;
2275      }
2276  
2277      // If it's a reply, get the topic id.
2278      if ( bbp_is_reply( $topic_id ) ) {
2279          $reply_id = $topic_id;
2280          $topic_id = bbp_get_reply_topic_id( $reply_id );
2281  
2282          // If this is a new, unpublished, reply, update hidden count and bail.
2283          if ( ! bbp_is_reply_published( $reply_id ) ) {
2284              bbp_increase_topic_reply_count_hidden( $topic_id );
2285              return;
2286          }
2287      }
2288  
2289      bbp_bump_topic_reply_count( $topic_id );
2290  }
2291  
2292  /**
2293   * Decrease the total reply count of a topic by one.
2294   *
2295   * @since 2.6.0 bbPress (r6036)
2296   *
2297   * @param int $topic_id The topic id.
2298   *
2299   * @return void
2300   */
2301  function bbp_decrease_topic_reply_count( $topic_id = 0 ) {
2302  
2303      // Bail early if no id is passed.
2304      if ( empty( $topic_id ) ) {
2305          return;
2306      }
2307  
2308      // If it's a reply, get the topic id.
2309      if ( bbp_is_reply( $topic_id ) ) {
2310          $topic_id = bbp_get_reply_topic_id( $topic_id );
2311      }
2312  
2313      bbp_bump_topic_reply_count( $topic_id, -1 );
2314  }
2315  
2316  /**
2317   * Bump the total hidden reply count of a topic
2318   *
2319   * @since 2.1.0 bbPress (r3825)
2320   *
2321   * @param int $topic_id   Optional. Topic id.
2322   * @param int $difference Optional. Default 1
2323   * @return int Topic hidden reply count
2324   */
2325  function bbp_bump_topic_reply_count_hidden( $topic_id = 0, $difference = 1 ) {
2326  
2327      // Bail if no bump
2328      if ( empty( $difference ) ) {
2329          return false;
2330      }
2331  
2332      // Get counts
2333      $topic_id    = bbp_get_topic_id( $topic_id );
2334      $reply_count = bbp_get_topic_reply_count_hidden( $topic_id, true );
2335      $difference  = (int) $difference;
2336      $new_count   = (int) ( $reply_count + $difference );
2337  
2338      // Update this topic id's hidden reply count
2339      update_post_meta( $topic_id, '_bbp_reply_count_hidden', $new_count );
2340  
2341      // Filter & return
2342      return (int) apply_filters( 'bbp_bump_topic_reply_count_hidden', $new_count, $topic_id, $difference );
2343  }
2344  
2345  /**
2346   * Increase the total hidden reply count of a topic by one.
2347   *
2348   * @since 2.6.0 bbPress (r6036)
2349   *
2350   * @param int $topic_id The topic id.
2351   *
2352   * @return void
2353   */
2354  function bbp_increase_topic_reply_count_hidden( $topic_id = 0 ) {
2355  
2356      // Bail early if no id is passed.
2357      if ( empty( $topic_id ) ) {
2358          return;
2359      }
2360  
2361      // If it's a reply, get the topic id.
2362      if ( bbp_is_reply( $topic_id ) ) {
2363          $topic_id = bbp_get_reply_topic_id( $topic_id );
2364      }
2365  
2366      bbp_bump_topic_reply_count_hidden( $topic_id );
2367  }
2368  
2369  /**
2370   * Decrease the total hidden reply count of a topic by one.
2371   *
2372   * @since 2.6.0 bbPress (r6036)
2373   *
2374   * @param int $topic_id The topic id.
2375   *
2376   * @return void
2377   */
2378  function bbp_decrease_topic_reply_count_hidden( $topic_id = 0 ) {
2379  
2380      // Bail early if no id is passed.
2381      if ( empty( $topic_id ) ) {
2382          return;
2383      }
2384  
2385      // If it's a reply, get the topic id.
2386      if ( bbp_is_reply( $topic_id ) ) {
2387          $topic_id = bbp_get_reply_topic_id( $topic_id );
2388      }
2389  
2390      bbp_bump_topic_reply_count_hidden( $topic_id, -1 );
2391  }
2392  
2393  /**
2394   * Update counts after a topic is inserted via `bbp_insert_topic`.
2395   *
2396   * @since 2.6.0 bbPress (r6036)
2397   *
2398   * @param int $topic_id The topic id.
2399   * @param int $forum_id The forum id.
2400   *
2401   * @return void
2402   */
2403  function bbp_insert_topic_update_counts( $topic_id = 0, $forum_id = 0 ) {
2404  
2405      // If the topic is public, update the forum topic counts.
2406      if ( bbp_is_topic_public( $topic_id ) ) {
2407          bbp_increase_forum_topic_count( $forum_id );
2408  
2409      // If the topic isn't public only update the forum topic hidden count.
2410      } else {
2411          bbp_increase_forum_topic_count_hidden( $forum_id );
2412      }
2413  }
2414  
2415  /** Topic Updaters ************************************************************/
2416  
2417  /**
2418   * Update the topic's forum id
2419   *
2420   * @since 2.0.0 bbPress (r2855)
2421   *
2422   * @param int $topic_id Optional. Topic id to update
2423   * @param int $forum_id Optional. Forum id
2424   * @return int Forum id
2425   */
2426  function bbp_update_topic_forum_id( $topic_id = 0, $forum_id = 0 ) {
2427  
2428      // If it's a reply, then get the parent (topic id)
2429      $topic_id = bbp_is_reply( $topic_id )
2430          ? bbp_get_reply_topic_id( $topic_id )
2431          : bbp_get_topic_id( $topic_id );
2432  
2433      // Forum ID fallback
2434      if ( empty( $forum_id ) ) {
2435          $forum_id = get_post_field( 'post_parent', $topic_id );
2436      }
2437  
2438      $forum_id = (int) $forum_id;
2439  
2440      update_post_meta( $topic_id, '_bbp_forum_id', $forum_id );
2441  
2442      // Filter & return
2443      return (int) apply_filters( 'bbp_update_topic_forum_id', $forum_id, $topic_id );
2444  }
2445  
2446  /**
2447   * Update the topic's topic id
2448   *
2449   * @since 2.0.0 bbPress (r2954)
2450   *
2451   * @param int $topic_id Optional. Topic id to update
2452   * @return int Topic id
2453   */
2454  function bbp_update_topic_topic_id( $topic_id = 0 ) {
2455      $topic_id = bbp_get_topic_id( $topic_id );
2456  
2457      update_post_meta( $topic_id, '_bbp_topic_id', $topic_id );
2458  
2459      // Filter & return
2460      return apply_filters( 'bbp_update_topic_topic_id', $topic_id );
2461  }
2462  
2463  /**
2464   * Adjust the total reply count of a topic
2465   *
2466   * @since 2.0.0 bbPress (r2467)
2467   *
2468   * @param int $topic_id Optional. Topic id to update
2469   * @param int $reply_count Optional. Set the reply count manually.
2470   * @return int Topic reply count
2471   */
2472  function bbp_update_topic_reply_count( $topic_id = 0, $reply_count = 0 ) {
2473  
2474      // If it's a reply, then get the parent (topic id)
2475      $topic_id = bbp_is_reply( $topic_id )
2476          ? bbp_get_reply_topic_id( $topic_id )
2477          : bbp_get_topic_id( $topic_id );
2478  
2479      // Get replies of topic if not passed
2480      $reply_count = empty( $reply_count )
2481          ? bbp_get_public_child_count( $topic_id, bbp_get_reply_post_type() )
2482          : (int) $reply_count;
2483  
2484      update_post_meta( $topic_id, '_bbp_reply_count', $reply_count );
2485  
2486      // Filter & return
2487      return (int) apply_filters( 'bbp_update_topic_reply_count', $reply_count, $topic_id );
2488  }
2489  
2490  /**
2491   * Adjust the total hidden reply count of a topic (hidden includes trashed,
2492   * spammed and pending replies)
2493   *
2494   * @since 2.0.0 bbPress (r2740)
2495   *
2496   * @param int $topic_id Optional. Topic id to update
2497   * @param int $reply_count Optional. Set the reply count manually
2498   * @return int Topic hidden reply count
2499   */
2500  function bbp_update_topic_reply_count_hidden( $topic_id = 0, $reply_count = 0 ) {
2501  
2502      // If it's a reply, then get the parent (topic id)
2503      $topic_id = bbp_is_reply( $topic_id )
2504          ? bbp_get_reply_topic_id( $topic_id )
2505          : bbp_get_topic_id( $topic_id );
2506  
2507      // Get replies of topic
2508      $reply_count = empty( $reply_count )
2509          ? bbp_get_non_public_child_count( $topic_id, bbp_get_reply_post_type() )
2510          : (int) $reply_count;
2511  
2512      update_post_meta( $topic_id, '_bbp_reply_count_hidden', $reply_count );
2513  
2514      // Filter & return
2515      return (int) apply_filters( 'bbp_update_topic_reply_count_hidden', $reply_count, $topic_id );
2516  }
2517  
2518  /**
2519   * Update the topic with the last active post ID
2520   *
2521   * @since 2.0.0 bbPress (r2888)
2522   *
2523   * @param int $topic_id Optional. Topic id to update
2524   * @param int $active_id Optional. active id
2525   * @return int Active id
2526   */
2527  function bbp_update_topic_last_active_id( $topic_id = 0, $active_id = 0 ) {
2528  
2529      // If it's a reply, then get the parent (topic id)
2530      $topic_id = bbp_is_reply( $topic_id )
2531          ? bbp_get_reply_topic_id( $topic_id )
2532          : bbp_get_topic_id( $topic_id );
2533  
2534      // Get last public active id if not passed
2535      if ( empty( $active_id ) ) {
2536          $active_id = bbp_get_public_child_last_id( $topic_id, bbp_get_reply_post_type() );
2537      }
2538  
2539      // Adjust last_id's based on last_reply post_type
2540      if ( empty( $active_id ) || ! bbp_is_reply( $active_id ) ) {
2541          $active_id = $topic_id;
2542      }
2543  
2544      $active_id = (int) $active_id;
2545  
2546      // Update only if published
2547      if ( bbp_get_public_status_id() === get_post_status( $active_id ) ) {
2548          update_post_meta( $topic_id, '_bbp_last_active_id', $active_id );
2549      }
2550  
2551      // Filter & return
2552      return (int) apply_filters( 'bbp_update_topic_last_active_id', $active_id, $topic_id );
2553  }
2554  
2555  /**
2556   * Update the topics last active date/time (aka freshness)
2557   *
2558   * @since 2.0.0 bbPress (r2680)
2559   *
2560   * @param int    $topic_id Optional. Topic id.
2561   * @param string $new_time Optional. New time in mysql format.
2562   * @return string MySQL timestamp of last active reply
2563   */
2564  function bbp_update_topic_last_active_time( $topic_id = 0, $new_time = '' ) {
2565  
2566      // If it's a reply, then get the parent (topic id)
2567      $topic_id = bbp_is_reply( $topic_id )
2568          ? bbp_get_reply_topic_id( $topic_id )
2569          : bbp_get_topic_id( $topic_id );
2570  
2571      // Check time and use current if empty
2572      if ( empty( $new_time ) ) {
2573          $new_time = get_post_field( 'post_date', bbp_get_public_child_last_id( $topic_id, bbp_get_reply_post_type() ) );
2574      }
2575  
2576      // Update only if published
2577      if ( ! empty( $new_time ) ) {
2578          update_post_meta( $topic_id, '_bbp_last_active_time', $new_time );
2579      }
2580  
2581      // Filter & return
2582      return apply_filters( 'bbp_update_topic_last_active_time', $new_time, $topic_id );
2583  }
2584  
2585  /**
2586   * Update the topic with the most recent reply ID
2587   *
2588   * @since 2.0.0 bbPress (r2625)
2589   *
2590   * @param int $topic_id Optional. Topic id to update
2591   * @param int $reply_id Optional. Reply id
2592   * @return int Reply id
2593   */
2594  function bbp_update_topic_last_reply_id( $topic_id = 0, $reply_id = 0 ) {
2595  
2596      // If it's a reply, then get the parent (topic id)
2597      if ( empty( $reply_id ) && bbp_is_reply( $topic_id ) ) {
2598          $reply_id = bbp_get_reply_id( $topic_id );
2599          $topic_id = bbp_get_reply_topic_id( $reply_id );
2600      } else {
2601          $reply_id = bbp_get_reply_id( $reply_id );
2602          $topic_id = bbp_get_topic_id( $topic_id );
2603      }
2604  
2605      if ( empty( $reply_id ) ) {
2606          $reply_id = bbp_get_public_child_last_id( $topic_id, bbp_get_reply_post_type() );
2607      }
2608  
2609      // Adjust last_id's based on last_reply post_type
2610      if ( empty( $reply_id ) || ! bbp_is_reply( $reply_id ) ) {
2611          $reply_id = 0;
2612      }
2613  
2614      $reply_id = (int) $reply_id;
2615  
2616      // Update if reply is published
2617      if ( bbp_is_reply_published( $reply_id ) ) {
2618          update_post_meta( $topic_id, '_bbp_last_reply_id', $reply_id );
2619      }
2620  
2621      // Filter & return
2622      return (int) apply_filters( 'bbp_update_topic_last_reply_id', $reply_id, $topic_id );
2623  }
2624  
2625  /**
2626   * Adjust the total voice count of a topic
2627   *
2628   * @since 2.0.0 bbPress (r2567)
2629   * @since 2.6.0 bbPress (r6515) This must be called after any engagement changes
2630   *
2631   * @param int $topic_id Optional. Topic id to update
2632   * @return int Voice count
2633   */
2634  function bbp_update_topic_voice_count( $topic_id = 0 ) {
2635  
2636      // If it's a reply, then get the parent (topic id)
2637      $topic_id = bbp_is_reply( $topic_id )
2638          ? bbp_get_reply_topic_id( $topic_id )
2639          : bbp_get_topic_id( $topic_id );
2640  
2641      // Bail if no topic ID
2642      if ( empty( $topic_id ) ) {
2643          return;
2644      }
2645  
2646      // Count the engagements
2647      $count = count( bbp_get_topic_engagements( $topic_id ) );
2648  
2649      // Update the voice count for this topic id
2650      update_post_meta( $topic_id, '_bbp_voice_count', $count );
2651  
2652      // Filter & return
2653      return (int) apply_filters( 'bbp_update_topic_voice_count', $count, $topic_id );
2654  }
2655  
2656  /**
2657   * Adjust the total anonymous reply count of a topic
2658   *
2659   * @since 2.0.0 bbPress (r2567)
2660   *
2661   * @param int $topic_id Optional. Topic id to update
2662   * @return int Anonymous reply count
2663   */
2664  function bbp_update_topic_anonymous_reply_count( $topic_id = 0 ) {
2665  
2666      // If it's a reply, then get the parent (topic id)
2667      $topic_id = bbp_is_reply( $topic_id )
2668          ? bbp_get_reply_topic_id( $topic_id )
2669          : bbp_get_topic_id( $topic_id );
2670  
2671      // Query the DB to get anonymous replies in this topic
2672      $bbp_db  = bbp_db();
2673      $query   = $bbp_db->prepare( "SELECT COUNT( ID ) FROM {$bbp_db->posts} WHERE ( post_parent = %d AND post_status = %s AND post_type = %s AND post_author = 0 ) OR ( ID = %d AND post_type = %s AND post_author = 0 )", $topic_id, bbp_get_public_status_id(), bbp_get_reply_post_type(), $topic_id, bbp_get_topic_post_type() );
2674      $replies = (int) $bbp_db->get_var( $query );
2675  
2676      update_post_meta( $topic_id, '_bbp_anonymous_reply_count', $replies );
2677  
2678      // Filter & return
2679      return (int) apply_filters( 'bbp_update_topic_anonymous_reply_count', $replies, $topic_id );
2680  }
2681  
2682  /**
2683   * Update the revision log of the topic
2684   *
2685   * @since 2.0.0 bbPress (r2782)
2686   *
2687   * @param array $args Supports these args:
2688   *  - topic_id: Topic id
2689   *  - author_id: Author id
2690   *  - reason: Reason for editing
2691   *  - revision_id: Revision id
2692   * @return mixed False on failure, true on success
2693   */
2694  function bbp_update_topic_revision_log( $args = array() ) {
2695  
2696      // Parse arguments against default values
2697      $r = bbp_parse_args( $args, array(
2698          'reason'      => '',
2699          'topic_id'    => 0,
2700          'author_id'   => 0,
2701          'revision_id' => 0
2702      ), 'update_topic_revision_log' );
2703  
2704      // Populate the variables
2705      $r['reason']      = bbp_format_revision_reason( $r['reason'] );
2706      $r['topic_id']    = bbp_get_topic_id( $r['topic_id'] );
2707      $r['author_id']   = bbp_get_user_id ( $r['author_id'], false, true );
2708      $r['revision_id'] = (int) $r['revision_id'];
2709  
2710      // Get the logs and append the new one to those
2711      $revision_log                      = bbp_get_topic_raw_revision_log( $r['topic_id'] );
2712      $revision_log[ $r['revision_id'] ] = array( 'author' => $r['author_id'], 'reason' => $r['reason'] );
2713  
2714      // Finally, update
2715      return update_post_meta( $r['topic_id'], '_bbp_revision_log', $revision_log );
2716  }
2717  
2718  /** Topic Actions *************************************************************/
2719  
2720  /**
2721   * Closes a topic
2722   *
2723   * @since 2.0.0 bbPress (r2740)
2724   *
2725   * @param int $topic_id Topic id
2726   * @return mixed False or {@link WP_Error} on failure, topic id on success
2727   */
2728  function bbp_close_topic( $topic_id = 0 ) {
2729  
2730      // Get topic
2731      $topic = bbp_get_topic( $topic_id );
2732      if ( empty( $topic ) ) {
2733          return $topic;
2734      }
2735  
2736      // Get previous topic status meta
2737      $status       = bbp_get_closed_status_id();
2738      $topic_status = get_post_meta( $topic_id, '_bbp_status', true );
2739  
2740      // Bail if already closed and topic status meta exists
2741      if ( $status === $topic->post_status && ! empty( $topic_status ) ) {
2742          return false;
2743      }
2744  
2745      // Set status meta public
2746      $topic_status = $topic->post_status;
2747  
2748      // Execute pre close code
2749      do_action( 'bbp_close_topic', $topic_id );
2750  
2751      // Add pre close status
2752      add_post_meta( $topic_id, '_bbp_status', $topic_status );
2753  
2754      // Set closed status
2755      $topic->post_status = $status;
2756  
2757      // Toggle revisions off as we are not altering content
2758      if ( post_type_supports( bbp_get_topic_post_type(), 'revisions' ) ) {
2759          $revisions_removed = true;
2760          remove_post_type_support( bbp_get_topic_post_type(), 'revisions' );
2761      }
2762  
2763      // Update topic
2764      $topic_id = wp_update_post( $topic );
2765  
2766      // Toggle revisions back on
2767      if ( true === $revisions_removed ) {
2768          $revisions_removed = false;
2769          add_post_type_support( bbp_get_topic_post_type(), 'revisions' );
2770      }
2771  
2772      // Execute post close code
2773      do_action( 'bbp_closed_topic', $topic_id );
2774  
2775      // Return topic_id
2776      return $topic_id;
2777  }
2778  
2779  /**
2780   * Opens a topic
2781   *
2782   * @since 2.0.0 bbPress (r2740)
2783   *
2784   * @param int $topic_id Topic id
2785   * @return mixed False or {@link WP_Error} on failure, topic id on success
2786   */
2787  function bbp_open_topic( $topic_id = 0 ) {
2788  
2789      // Get topic
2790      $topic = bbp_get_topic( $topic_id );
2791      if ( empty( $topic ) ) {
2792          return $topic;
2793      }
2794  
2795      // Bail if not closed
2796      if ( bbp_get_closed_status_id() !== $topic->post_status ) {
2797          return false;
2798      }
2799  
2800      // Execute pre open code
2801      do_action( 'bbp_open_topic', $topic_id );
2802  
2803      // Get previous status
2804      $topic_status = get_post_meta( $topic_id, '_bbp_status', true );
2805  
2806      // If no previous status, default to publish
2807      if ( empty( $topic_status ) ) {
2808          $topic_status = bbp_get_public_status_id();
2809      }
2810  
2811      // Set previous status
2812      $topic->post_status = $topic_status;
2813  
2814      // Remove old status meta
2815      delete_post_meta( $topic_id, '_bbp_status' );
2816  
2817      // Toggle revisions off as we are not altering content
2818      if ( post_type_supports( bbp_get_topic_post_type(), 'revisions' ) ) {
2819          $revisions_removed = true;
2820          remove_post_type_support( bbp_get_topic_post_type(), 'revisions' );
2821      }
2822  
2823      // Update topic
2824      $topic_id = wp_update_post( $topic );
2825  
2826      // Toggle revisions back on
2827      if ( true === $revisions_removed ) {
2828          $revisions_removed = false;
2829          add_post_type_support( bbp_get_topic_post_type(), 'revisions' );
2830      }
2831  
2832      // Execute post open code
2833      do_action( 'bbp_opened_topic', $topic_id );
2834  
2835      // Return topic_id
2836      return $topic_id;
2837  }
2838  
2839  /**
2840   * Marks a topic as spam
2841   *
2842   * @since 2.0.0 bbPress (r2740)
2843   *
2844   * @param int $topic_id Topic id
2845   * @return mixed False or {@link WP_Error} on failure, topic id on success
2846   */
2847  function bbp_spam_topic( $topic_id = 0 ) {
2848  
2849      // Get the topic
2850      $topic = bbp_get_topic( $topic_id );
2851      if ( empty( $topic ) ) {
2852          return $topic;
2853      }
2854  
2855      // Get new status
2856      $status = bbp_get_spam_status_id();
2857  
2858      // Bail if topic is spam
2859      if ( $status === $topic->post_status ) {
2860          return false;
2861      }
2862  
2863      // Add the original post status as post meta for future restoration
2864      add_post_meta( $topic_id, '_bbp_spam_meta_status', $topic->post_status );
2865  
2866      // Execute pre spam code
2867      do_action( 'bbp_spam_topic', $topic_id );
2868  
2869      // Set post status to spam
2870      $topic->post_status = $status;
2871  
2872      // Empty the topic of its tags
2873      $topic->tax_input = bbp_spam_topic_tags( $topic_id );
2874  
2875      // No revisions
2876      remove_action( 'pre_post_update', 'wp_save_post_revision' );
2877  
2878      // Update the topic
2879      $topic_id = wp_update_post( $topic );
2880  
2881      // Execute post spam code
2882      do_action( 'bbp_spammed_topic', $topic_id );
2883  
2884      // Return topic_id
2885      return $topic_id;
2886  }
2887  
2888  /**
2889   * Trash replies to a topic when it's marked as spam
2890   *
2891   * Usually you'll want to do this before the topic itself is marked as spam.
2892   *
2893   * @since 2.6.0 bbPress (r5405)
2894   *
2895   * @param int $topic_id
2896   */
2897  function bbp_spam_topic_replies( $topic_id = 0 ) {
2898  
2899      // Validation
2900      $topic_id = bbp_get_topic_id( $topic_id );
2901  
2902      // Topic is being spammed, so its replies are trashed
2903      $replies = new WP_Query( array(
2904          'fields'         => 'id=>parent',
2905          'post_type'      => bbp_get_reply_post_type(),
2906          'post_status'    => bbp_get_public_status_id(),
2907          'post_parent'    => $topic_id,
2908          'posts_per_page' => -1,
2909  
2910          // Performance
2911          'nopaging'               => true,
2912          'suppress_filters'       => true,
2913          'update_post_term_cache' => false,
2914          'update_post_meta_cache' => false,
2915          'ignore_sticky_posts'    => true,
2916          'no_found_rows'          => true
2917      ) );
2918  
2919      if ( ! empty( $replies->posts ) ) {
2920  
2921          // Prevent debug notices
2922          $pre_spammed_replies = array();
2923  
2924          // Loop through replies, trash them, and add them to array
2925          foreach ( $replies->posts as $reply ) {
2926              wp_trash_post( $reply->ID );
2927              $pre_spammed_replies[] = $reply->ID;
2928          }
2929  
2930          // Set a post_meta entry of the replies that were trashed by this action.
2931          // This is so we can possibly untrash them, without untrashing replies
2932          // that were purposefully trashed before.
2933          update_post_meta( $topic_id, '_bbp_pre_spammed_replies', $pre_spammed_replies );
2934  
2935          // Reset the global post data after looping through the above WP_Query
2936          wp_reset_postdata();
2937      }
2938  }
2939  
2940  /**
2941   * Store the tags to a topic in post meta before it's marked as spam so they
2942   * can be retrieved and unspammed later.
2943   *
2944   * Usually you'll want to do this before the topic itself is marked as spam.
2945   *
2946   * @since 2.6.0 bbPress (r5405)
2947   *
2948   * @param int $topic_id
2949   */
2950  function bbp_spam_topic_tags( $topic_id = 0 ) {
2951  
2952      // Validation
2953      $topic_id = bbp_get_topic_id( $topic_id );
2954  
2955      // Get topic tags
2956      $terms = get_the_terms( $topic_id, bbp_get_topic_tag_tax_id() );
2957  
2958      // Define local variable(s)
2959      $term_names = array();
2960  
2961      // Topic has tags
2962      if ( ! empty( $terms ) ) {
2963  
2964          // Loop through and collect term names
2965          foreach ( $terms as $term ) {
2966              $term_names[] = $term->name;
2967          }
2968  
2969          // Topic terms have slugs
2970          if ( ! empty( $term_names ) ) {
2971  
2972              // Add the original post status as post meta for future restoration
2973              add_post_meta( $topic_id, '_bbp_spam_topic_tags', $term_names );
2974          }
2975      }
2976  
2977      return array( bbp_get_topic_tag_tax_id() => '' );
2978  }
2979  
2980  /**
2981   * Unspams a topic
2982   *
2983   * @since 2.0.0 bbPress (r2740)
2984   *
2985   * @param int $topic_id Topic id
2986   * @return mixed False or {@link WP_Error} on failure, topic id on success
2987   */
2988  function bbp_unspam_topic( $topic_id = 0 ) {
2989  
2990      // Get the topic
2991      $topic = bbp_get_topic( $topic_id );
2992      if ( empty( $topic ) ) {
2993          return $topic;
2994      }
2995  
2996      // Bail if already not spam
2997      if ( bbp_get_spam_status_id() !== $topic->post_status ) {
2998          return false;
2999      }
3000  
3001      // Execute pre unspam code
3002      do_action( 'bbp_unspam_topic', $topic_id );
3003  
3004      // Get pre spam status
3005      $topic_status = get_post_meta( $topic_id, '_bbp_spam_meta_status', true );
3006  
3007      // If no previous status, default to publish
3008      if ( empty( $topic_status ) ) {
3009          $topic_status = bbp_get_public_status_id();
3010      }
3011  
3012      // Set post status to pre spam
3013      $topic->post_status = $topic_status;
3014      $topic->tax_input   = bbp_unspam_topic_tags( $topic_id );
3015  
3016      // Delete pre spam meta
3017      delete_post_meta( $topic_id, '_bbp_spam_meta_status' );
3018  
3019      // No revisions
3020      remove_action( 'pre_post_update', 'wp_save_post_revision' );
3021  
3022      // Update the topic
3023      $topic_id = wp_update_post( $topic );
3024  
3025      // Execute post unspam code
3026      do_action( 'bbp_unspammed_topic', $topic_id );
3027  
3028      // Return topic_id
3029      return $topic_id;
3030  }
3031  
3032  /**
3033   * Untrash replies to a topic previously marked as spam.
3034   *
3035   * Usually you'll want to do this after the topic is unspammed.
3036   *
3037   * @since 2.6.0 bbPress (r5405)
3038   *
3039   * @param int $topic_id
3040   */
3041  function bbp_unspam_topic_replies( $topic_id = 0 ) {
3042  
3043      // Validation
3044      $topic_id = bbp_get_topic_id( $topic_id );
3045  
3046      // Get the replies that were not previously trashed
3047      $pre_spammed_replies = get_post_meta( $topic_id, '_bbp_pre_spammed_replies', true );
3048  
3049      // There are replies to untrash
3050      if ( ! empty( $pre_spammed_replies ) ) {
3051  
3052          // Maybe reverse the trashed replies array
3053          if ( is_array( $pre_spammed_replies ) ) {
3054              $pre_spammed_replies = array_reverse( $pre_spammed_replies );
3055          }
3056  
3057          // Loop through replies
3058          foreach ( (array) $pre_spammed_replies as $reply ) {
3059              wp_untrash_post( $reply );
3060          }
3061      }
3062  
3063      // Clear the trasheed reply meta for the topic
3064      delete_post_meta( $topic_id, '_bbp_pre_spammed_replies' );
3065  }
3066  
3067  /**
3068   * Retrieve tags to a topic from post meta before it's unmarked as spam so they.
3069   *
3070   * Usually you'll want to do this before the topic itself is unmarked as spam.
3071   *
3072   * @since 2.6.0 bbPress (r5405)
3073   *
3074   * @param int $topic_id
3075   */
3076  function bbp_unspam_topic_tags( $topic_id = 0 ) {
3077  
3078      // Validation
3079      $topic_id = bbp_get_topic_id( $topic_id );
3080  
3081      // Get pre-spam topic tags
3082      $terms = get_post_meta( $topic_id, '_bbp_spam_topic_tags', true );
3083  
3084      // Delete pre-spam topic tag meta
3085      if ( ! empty( $terms ) ) {
3086          delete_post_meta( $topic_id, '_bbp_spam_topic_tags' );
3087      }
3088  
3089      return array( bbp_get_topic_tag_tax_id() => $terms );
3090  }
3091  
3092  /**
3093   * Sticks a topic to a forum or front
3094   *
3095   * @since 2.0.0 bbPress (r2754)
3096   *
3097   * @param int $topic_id Optional. Topic id
3098   * @param int $super Should we make the topic a super sticky?
3099   * @return bool True on success, false on failure
3100   */
3101  function bbp_stick_topic( $topic_id = 0, $super = false ) {
3102  
3103      // Validation
3104      $topic_id = bbp_get_topic_id( $topic_id );
3105  
3106      // Bail if a topic is not a topic (prevents revisions as stickies)
3107      if ( ! bbp_is_topic( $topic_id ) ) {
3108          return false;
3109      }
3110  
3111      // We may have a super sticky to which we want to convert into a normal
3112      // sticky and vice versa; unstick the topic first to avoid any possible error.
3113      bbp_unstick_topic( $topic_id );
3114  
3115      $forum_id = empty( $super ) ? bbp_get_topic_forum_id( $topic_id ) : 0;
3116      $stickies = bbp_get_stickies( $forum_id );
3117  
3118      do_action( 'bbp_stick_topic', $topic_id, $super );
3119  
3120      if ( ! is_array( $stickies ) ) {
3121          $stickies   = array( $topic_id );
3122      } else {
3123          $stickies[] = $topic_id;
3124      }
3125  
3126      // Pull out duplicates and empties
3127      $stickies = array_unique( array_filter( $stickies ) );
3128  
3129      // Unset incorrectly stuck revisions
3130      foreach ( (array) $stickies as $key => $id ) {
3131          if ( ! bbp_is_topic( $id ) ) {
3132              unset( $stickies[ $key ] );
3133          }
3134      }
3135  
3136      // Reset keys
3137      $stickies = array_values( $stickies );
3138      $success  = ! empty( $super ) ? update_option( '_bbp_super_sticky_topics', $stickies ) : update_post_meta( $forum_id, '_bbp_sticky_topics', $stickies );
3139  
3140      do_action( 'bbp_stuck_topic', $topic_id, $super, $success );
3141  
3142      return (bool) $success;
3143  }
3144  
3145  /**
3146   * Approves a pending topic
3147   *
3148   * @since 2.6.0 bbPress (r5503)
3149   *
3150   * @param int $topic_id Topic id
3151   * @return mixed False or {@link WP_Error} on failure, topic id on success
3152   */
3153  function bbp_approve_topic( $topic_id = 0 ) {
3154  
3155      // Get topic
3156      $topic = bbp_get_topic( $topic_id );
3157      if ( empty( $topic ) ) {
3158          return $topic;
3159      }
3160  
3161      // Get new status
3162      $status = bbp_get_public_status_id();
3163  
3164      // Bail if already approved
3165      if ( $status === $topic->post_status ) {
3166          return false;
3167      }
3168  
3169      // Execute pre pending code
3170      do_action( 'bbp_approve_topic', $topic_id );
3171  
3172      // Set publish status
3173      $topic->post_status = $status;
3174  
3175      // No revisions
3176      remove_action( 'pre_post_update', 'wp_save_post_revision' );
3177  
3178      // Update topic
3179      $topic_id = wp_update_post( $topic );
3180  
3181      // Execute post pending code
3182      do_action( 'bbp_approved_topic', $topic_id );
3183  
3184      // Return topic_id
3185      return $topic_id;
3186  }
3187  
3188  /**
3189   * Unapproves a topic
3190   *
3191   * @since 2.6.0 bbPress (r5503)
3192   *
3193   * @param int $topic_id Topic id
3194   * @return mixed False or {@link WP_Error} on failure, topic id on success
3195   */
3196  function bbp_unapprove_topic( $topic_id = 0 ) {
3197  
3198      // Get topic
3199      $topic = bbp_get_topic( $topic_id );
3200      if ( empty( $topic ) ) {
3201          return $topic;
3202      }
3203  
3204      // Get new status
3205      $status = bbp_get_pending_status_id();
3206  
3207      // Bail if already unapproved
3208      if ( ! bbp_is_topic_public( $topic_id ) ) {
3209          return false;
3210      }
3211  
3212      // Execute pre open code
3213      do_action( 'bbp_unapprove_topic', $topic_id );
3214  
3215      // Set pending status
3216      $topic->post_status = $status;
3217  
3218      // No revisions
3219      remove_action( 'pre_post_update', 'wp_save_post_revision' );
3220  
3221      // Update topic
3222      $topic_id = wp_update_post( $topic );
3223  
3224      // Execute post open code
3225      do_action( 'bbp_unapproved_topic', $topic_id );
3226  
3227      // Return topic_id
3228      return $topic_id;
3229  }
3230  
3231  /**
3232   * Unsticks a topic both from front and it's forum
3233   *
3234   * @since 2.0.0 bbPress (r2754)
3235   *
3236   * @param int $topic_id Optional. Topic id
3237   * @return bool Always true.
3238   */
3239  function bbp_unstick_topic( $topic_id = 0 ) {
3240      $topic_id = bbp_get_topic_id( $topic_id );
3241      $super    = bbp_is_topic_super_sticky( $topic_id );
3242      $forum_id = empty( $super ) ? bbp_get_topic_forum_id( $topic_id ) : 0;
3243      $stickies = bbp_get_stickies( $forum_id );
3244      $offset   = array_search( $topic_id, $stickies );
3245  
3246      do_action( 'bbp_unstick_topic', $topic_id );
3247  
3248      if ( empty( $stickies ) ) {
3249          $success = true;
3250      } elseif ( ! in_array( $topic_id, $stickies, true ) ) {
3251          $success = true;
3252      } elseif ( false === $offset ) {
3253          $success = true;
3254      } else {
3255          array_splice( $stickies, $offset, 1 );
3256          if ( empty( $stickies ) ) {
3257              $success = ! empty( $super ) ? delete_option( '_bbp_super_sticky_topics'            ) : delete_post_meta( $forum_id, '_bbp_sticky_topics'            );
3258          } else {
3259              $success = ! empty( $super ) ? update_option( '_bbp_super_sticky_topics', $stickies ) : update_post_meta( $forum_id, '_bbp_sticky_topics', $stickies );
3260          }
3261      }
3262  
3263      do_action( 'bbp_unstuck_topic', $topic_id, $success );
3264  
3265      return (bool) $success;
3266  }
3267  
3268  /** Before Delete/Trash/Untrash ***********************************************/
3269  
3270  /**
3271   * Called before deleting a topic.
3272   *
3273   * This function is supplemental to the actual topic deletion which is
3274   * handled by WordPress core API functions. It is used to clean up after
3275   * a topic that is being deleted.
3276   */
3277  function bbp_delete_topic( $topic_id = 0 ) {
3278  
3279      // Validate topic ID
3280      $topic_id = bbp_get_topic_id( $topic_id );
3281  
3282      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3283          return false;
3284      }
3285  
3286      do_action( 'bbp_delete_topic', $topic_id );
3287  }
3288  
3289  /**
3290   * Delete replies to a topic when it's deleted
3291   *
3292   * Usually you'll want to do this before the topic itself is deleted.
3293   *
3294   * @since 2.6.0 bbPress (r5405)
3295   *
3296   * @param int $topic_id
3297   */
3298  function bbp_delete_topic_replies( $topic_id = 0 ) {
3299  
3300      // Validate topic ID
3301      $topic_id = bbp_get_topic_id( $topic_id );
3302  
3303      // Topic is being permanently deleted, so its replies gotta go too
3304      // Note that we get all post statuses here
3305      $replies = new WP_Query( array(
3306          'fields'         => 'id=>parent',
3307          'post_type'      => bbp_get_reply_post_type(),
3308          'post_status'    => array_keys( get_post_stati() ),
3309          'post_parent'    => $topic_id,
3310          'posts_per_page' => -1,
3311  
3312          // Performance
3313          'nopaging'               => true,
3314          'suppress_filters'       => true,
3315          'update_post_term_cache' => false,
3316          'update_post_meta_cache' => false,
3317          'ignore_sticky_posts'    => true,
3318          'no_found_rows'          => true
3319      ) );
3320  
3321      // Loop through and delete child replies
3322      if ( ! empty( $replies->posts ) ) {
3323          foreach ( $replies->posts as $reply ) {
3324              wp_delete_post( $reply->ID, true );
3325          }
3326  
3327          // Reset the $post global
3328          wp_reset_postdata();
3329      }
3330  }
3331  
3332  /**
3333   * Called before trashing a topic
3334   *
3335   * This function is supplemental to the actual topic being trashed which is
3336   * handled by WordPress core API functions. It is used to clean up after
3337   * a topic that is being trashed.
3338   */
3339  function bbp_trash_topic( $topic_id = 0 ) {
3340  
3341      // Validate topic ID
3342      $topic_id = bbp_get_topic_id( $topic_id );
3343  
3344      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3345          return false;
3346      }
3347  
3348      do_action( 'bbp_trash_topic', $topic_id );
3349  }
3350  
3351  /**
3352   * Trash replies to a topic when it's trashed.
3353   *
3354   * Usually you'll want to do this before the topic itself is marked as spam.
3355   *
3356   * @since 2.6.0 bbPress (r5405)
3357   *
3358   * @param int $topic_id
3359   */
3360  function bbp_trash_topic_replies( $topic_id = 0 ) {
3361  
3362      // Validate topic ID
3363      $topic_id = bbp_get_topic_id( $topic_id );
3364  
3365      // Topic is being trashed, so its replies are trashed too
3366      $replies = new WP_Query( array(
3367          'fields'         => 'id=>parent',
3368          'post_type'      => bbp_get_reply_post_type(),
3369          'post_status'    => bbp_get_public_status_id(),
3370          'post_parent'    => $topic_id,
3371          'posts_per_page' => -1,
3372  
3373          // Performance
3374          'nopaging'               => true,
3375          'suppress_filters'       => true,
3376          'update_post_term_cache' => false,
3377          'update_post_meta_cache' => false,
3378          'ignore_sticky_posts'    => true,
3379          'no_found_rows'          => true
3380      ) );
3381  
3382      if ( ! empty( $replies->posts ) ) {
3383  
3384          // Prevent debug notices
3385          $pre_trashed_replies = array();
3386  
3387          // Loop through replies, trash them, and add them to array
3388          foreach ( $replies->posts as $reply ) {
3389              wp_trash_post( $reply->ID );
3390              $pre_trashed_replies[] = $reply->ID;
3391          }
3392  
3393          // Set a post_meta entry of the replies that were trashed by this action.
3394          // This is so we can possibly untrash them, without untrashing replies
3395          // that were purposefully trashed before.
3396          update_post_meta( $topic_id, '_bbp_pre_trashed_replies', $pre_trashed_replies );
3397  
3398          // Reset the $post global
3399          wp_reset_postdata();
3400      }
3401  }
3402  
3403  /**
3404   * Called before untrashing a topic
3405   */
3406  function bbp_untrash_topic( $topic_id = 0 ) {
3407      $topic_id = bbp_get_topic_id( $topic_id );
3408  
3409      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3410          return false;
3411      }
3412  
3413      do_action( 'bbp_untrash_topic', $topic_id );
3414  }
3415  
3416  /**
3417   * Untrash replies to a topic previously trashed.
3418   *
3419   * Usually you'll want to do this after the topic is unspammed.
3420   *
3421   * @since 2.6.0 bbPress (r5405)
3422   *
3423   * @param int $topic_id
3424   */
3425  function bbp_untrash_topic_replies( $topic_id = 0 ) {
3426  
3427      // Validation
3428      $topic_id = bbp_get_topic_id( $topic_id );
3429  
3430      // Get the replies that were not previously trashed
3431      $pre_trashed_replies = get_post_meta( $topic_id, '_bbp_pre_trashed_replies', true );
3432  
3433      // There are replies to untrash
3434      if ( ! empty( $pre_trashed_replies ) ) {
3435  
3436          // Maybe reverse the trashed replies array
3437          if ( is_array( $pre_trashed_replies ) ) {
3438              $pre_trashed_replies = array_reverse( $pre_trashed_replies );
3439          }
3440  
3441          // Loop through replies
3442          foreach ( (array) $pre_trashed_replies as $reply ) {
3443              wp_untrash_post( $reply );
3444          }
3445      }
3446  
3447      // Clear the trashed reply meta for the topic
3448      delete_post_meta( $topic_id, '_bbp_pre_trashed_replies' );
3449  }
3450  
3451  /** After Delete/Trash/Untrash ************************************************/
3452  
3453  /**
3454   * Called after deleting a topic
3455   *
3456   * @since 2.0.0 bbPress (r2993)
3457   */
3458  function bbp_deleted_topic( $topic_id = 0 ) {
3459      $topic_id = bbp_get_topic_id( $topic_id );
3460  
3461      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3462          return false;
3463      }
3464  
3465      do_action( 'bbp_deleted_topic', $topic_id );
3466  }
3467  
3468  /**
3469   * Called after trashing a topic
3470   *
3471   * @since 2.0.0 bbPress (r2993)
3472   */
3473  function bbp_trashed_topic( $topic_id = 0 ) {
3474      $topic_id = bbp_get_topic_id( $topic_id );
3475  
3476      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3477          return false;
3478      }
3479  
3480      do_action( 'bbp_trashed_topic', $topic_id );
3481  }
3482  
3483  /**
3484   * Called after untrashing a topic
3485   *
3486   * @since 2.0.0 bbPress (r2993)
3487   */
3488  function bbp_untrashed_topic( $topic_id = 0 ) {
3489      $topic_id = bbp_get_topic_id( $topic_id );
3490  
3491      if ( empty( $topic_id ) || ! bbp_is_topic( $topic_id ) ) {
3492          return false;
3493      }
3494  
3495      do_action( 'bbp_untrashed_topic', $topic_id );
3496  }
3497  
3498  /** Settings ******************************************************************/
3499  
3500  /**
3501   * Return the topics per page setting
3502   *
3503   * @since 2.0.0 bbPress (r3540)
3504   * @return int
3505   */
3506  function bbp_get_topics_per_page( $default = 15 ) {
3507  
3508      // Get database option and cast as integer
3509      $retval = get_option( '_bbp_topics_per_page', $default );
3510  
3511      // If return val is empty, set it to default
3512      if ( empty( $retval ) ) {
3513          $retval = $default;
3514      }
3515  
3516      // Filter & return
3517      return (int) apply_filters( 'bbp_get_topics_per_page', $retval, $default );
3518  }
3519  
3520  /**
3521   * Return the topics per RSS page setting
3522   *
3523   * @since 2.0.0 bbPress (r3540)
3524   *
3525   * @param int $default Default replies per page (25)
3526   * @return int
3527   */
3528  function bbp_get_topics_per_rss_page( $default = 25 ) {
3529  
3530      // Get database option and cast as integer
3531      $retval = get_option( '_bbp_topics_per_rss_page', $default );
3532  
3533      // If return val is empty, set it to default
3534      if ( empty( $retval ) ) {
3535          $retval = $default;
3536      }
3537  
3538      // Filter & return
3539      return (int) apply_filters( 'bbp_get_topics_per_rss_page', $retval, $default );
3540  }
3541  
3542  /** Topic Tags ****************************************************************/
3543  
3544  /**
3545   * Get topic tags for a specific topic ID
3546   *
3547   * @since 2.6.0 bbPress (r5836)
3548   *
3549   * @param int $topic_id
3550   *
3551   * @return string
3552   */
3553  function bbp_get_topic_tags( $topic_id = 0 ) {
3554      $topic_id   = bbp_get_topic_id( $topic_id );
3555      $terms      = (array) get_the_terms( $topic_id, bbp_get_topic_tag_tax_id() );
3556      $topic_tags = array_filter( $terms );
3557  
3558      // Filter & return
3559      return apply_filters( 'bbp_get_topic_tags', $topic_tags, $topic_id );
3560  }
3561  
3562  /**
3563   * Get topic tags for a specific topic ID
3564   *
3565   * @since 2.2.0 bbPress (r4165)
3566   *
3567   * @param int    $topic_id
3568   * @param string $sep
3569   *
3570   * @return string
3571   */
3572  function bbp_get_topic_tag_names( $topic_id = 0, $sep = ', ' ) {
3573      $topic_tags = bbp_get_topic_tags( $topic_id );
3574      $pluck      = wp_list_pluck( $topic_tags, 'name' );
3575      $terms      = ! empty( $pluck )
3576          ? implode( $sep, $pluck )
3577          : '';
3578  
3579      // Filter & return
3580      return apply_filters( 'bbp_get_topic_tag_names', $terms, $topic_id, $sep );
3581  }
3582  
3583  /**
3584   * Will update topic-tag count based on object type.
3585   *
3586   * Function for the default callback for topic-tag taxonomies.
3587   *
3588   * @see https://bbpress.trac.wordpress.org/ticket/3043
3589   * @access private
3590   *
3591   * @since 2.6.0 bbPress (r6253)
3592   *
3593   * @param array  $terms    List of Term taxonomy IDs.
3594   * @param object $taxonomy Current taxonomy object of terms.
3595   */
3596  function bbp_update_topic_tag_count( $terms, $taxonomy ) {
3597  
3598      // Bail if no object types are available
3599      if ( empty( $terms ) || empty( $taxonomy->object_type ) ) {
3600          return;
3601      }
3602  
3603      // Get object types
3604      $object_types = (array) $taxonomy->object_type;
3605  
3606      foreach ( $object_types as &$object_type ) {
3607          list( $object_type ) = explode( ':', $object_type );
3608      }
3609  
3610      $object_types = array_unique( $object_types );
3611  
3612      if ( ! empty( $object_types ) ) {
3613          $object_types = esc_sql( array_filter( $object_types, 'post_type_exists' ) );
3614      }
3615  
3616      // Statuses to count
3617      $object_statuses = array(
3618          bbp_get_public_status_id(),
3619          bbp_get_closed_status_id()
3620      );
3621  
3622      // Get database
3623      $bbp_db = bbp_db();
3624  
3625      // Loop through terms, maybe update counts
3626      foreach ( (array) $terms as $term ) {
3627          $count = 0;
3628  
3629          // Get count, and bump it
3630          if ( ! empty( $object_types ) ) {
3631              $query    = "SELECT COUNT(*) FROM {$bbp_db->term_relationships}, {$bbp_db->posts} WHERE {$bbp_db->posts}.ID = {$bbp_db->term_relationships}.object_id AND post_status IN ('" . implode("', '", $object_statuses ) . "') AND post_type IN ('" . implode("', '", $object_types ) . "') AND term_taxonomy_id = %d";
3632              $prepare  = $bbp_db->prepare( $query, $term );
3633              $count   += (int) $bbp_db->get_var( $prepare );
3634          }
3635  
3636          /** This action is documented in wp-includes/taxonomy.php */
3637          do_action( 'edit_term_taxonomy', $term, $taxonomy->name );
3638          $bbp_db->update( $bbp_db->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) );
3639  
3640          /** This action is documented in wp-includes/taxonomy.php */
3641          do_action( 'edited_term_taxonomy', $term, $taxonomy->name );
3642      }
3643  }
3644  
3645  /** Autoembed *****************************************************************/
3646  
3647  /**
3648   * Check if autoembeds are enabled and hook them in if so
3649   *
3650   * @since 2.1.0 bbPress (r3752)
3651   *
3652   * @global WP_Embed $wp_embed
3653   */
3654  function bbp_topic_content_autoembed() {
3655      global $wp_embed;
3656  
3657      if ( bbp_use_autoembed() && is_a( $wp_embed, 'WP_Embed' ) ) {
3658          add_filter( 'bbp_get_topic_content', array( $wp_embed, 'autoembed' ), 2 );
3659      }
3660  }
3661  
3662  /** Feeds *********************************************************************/
3663  
3664  /**
3665   * Output an RSS2 feed of topics, based on the query passed.
3666   *
3667   * @since 2.0.0 bbPress (r3171)
3668   *
3669   * @param array $topics_query
3670   */
3671  function bbp_display_topics_feed_rss2( $topics_query = array() ) {
3672  
3673      // User cannot access this forum
3674      if ( bbp_is_single_forum() && ! bbp_user_can_view_forum( array( 'forum_id' => bbp_get_forum_id() ) ) ) {
3675          return;
3676      }
3677  
3678      // Feed title
3679      $title = get_bloginfo_rss( 'name' ) . ' &#187; ' . esc_html__( 'All Topics', 'bbpress' );
3680      $title = apply_filters( 'wp_title_rss', $title );
3681  
3682      // Display the feed
3683      header( 'Content-Type: ' . feed_content_type( 'rss2' ) . '; charset=' . get_option( 'blog_charset' ), true );
3684      header( 'Status: 200 OK' );
3685      echo '<?xml version="1.0" encoding="' . get_option( 'blog_charset' ) . '"?' . '>'; ?>
3686  
3687      <rss version="2.0"
3688          xmlns:content="http://purl.org/rss/1.0/modules/content/"
3689          xmlns:wfw="http://wellformedweb.org/CommentAPI/"
3690          xmlns:dc="http://purl.org/dc/elements/1.1/"
3691          xmlns:atom="http://www.w3.org/2005/Atom"
3692  
3693          <?php do_action( 'bbp_feed' ); ?>
3694      >
3695  
3696      <channel>
3697  
3698          <title><?php echo $title; // Already escaped ?></title>
3699          <atom:link href="<?php self_link(); ?>" rel="self" type="application/rss+xml" />
3700          <link><?php self_link(); ?></link>
3701          <description><?php //?></description>
3702          <lastBuildDate><?php echo date( 'r' ); ?></lastBuildDate>
3703          <generator><?php echo esc_url_raw( 'https://bbpress.org/?v=' . convert_chars( bbp_get_version() ) ); ?></generator>
3704          <language><?php bloginfo_rss( 'language' ); ?></language>
3705  
3706          <?php do_action( 'bbp_feed_head' ); ?>
3707  
3708          <?php if ( bbp_has_topics( $topics_query ) ) : ?>
3709  
3710              <?php while ( bbp_topics() ) : bbp_the_topic(); ?>
3711  
3712                  <item>
3713                      <guid><?php bbp_topic_permalink(); ?></guid>
3714                      <title><![CDATA[<?php bbp_topic_title(); ?>]]></title>
3715                      <link><?php bbp_topic_permalink(); ?></link>
3716                      <pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_meta( bbp_get_topic_id(), '_bbp_last_active_time', true ), false ); ?></pubDate>
3717                      <dc:creator><?php the_author() ?></dc:creator>
3718  
3719                      <?php if ( !post_password_required() ) : ?>
3720  
3721                      <description>
3722                          <![CDATA[
3723                          <p><?php printf( esc_html__( 'Replies: %s', 'bbpress' ), bbp_get_topic_reply_count() ); ?></p>
3724                          <?php bbp_topic_content(); ?>
3725                          ]]>
3726                      </description>
3727  
3728                      <?php rss_enclosure(); ?>
3729  
3730                      <?php endif; ?>
3731  
3732                      <?php do_action( 'bbp_feed_item' ); ?>
3733  
3734                  </item>
3735  
3736                  <?php endwhile; ?>
3737              <?php endif; ?>
3738  
3739          <?php do_action( 'bbp_feed_footer' ); ?>
3740  
3741      </channel>
3742      </rss>
3743  
3744  <?php
3745      exit();
3746  }
3747  
3748  /** Permissions ***************************************************************/
3749  
3750  /**
3751   * Redirect if unauthorized user is attempting to edit a topic
3752   *
3753   * @since 2.1.0 bbPress (r3605)
3754   */
3755  function bbp_check_topic_edit() {
3756  
3757      // Bail if not editing a topic
3758      if ( ! bbp_is_topic_edit() ) {
3759          return;
3760      }
3761  
3762      // User cannot edit topic, so redirect back to topic
3763      if ( ! current_user_can( 'edit_topic', bbp_get_topic_id() ) ) {
3764          bbp_redirect( bbp_get_topic_permalink() );
3765      }
3766  }
3767  
3768  /**
3769   * Redirect if unauthorized user is attempting to edit a topic tag
3770   *
3771   * @since 2.1.0 bbPress (r3605)
3772   */
3773  function bbp_check_topic_tag_edit() {
3774  
3775      // Bail if not editing a topic tag
3776      if ( ! bbp_is_topic_tag_edit() ) {
3777          return;
3778      }
3779  
3780      // Bail if current user cannot edit topic tags
3781      if ( ! current_user_can( 'edit_topic_tag', bbp_get_topic_tag_id() ) ) {
3782          bbp_redirect( bbp_get_topic_tag_link() );
3783      }
3784  }


Generated: Wed May 22 01:01:34 2019 Cross-referenced by PHPXref 0.7.1