web/wp-content/plugins/bbpress/includes/extend/buddypress/group.php
changeset 196 5e8dcbe22c24
child 204 09a1c134465b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/wp-content/plugins/bbpress/includes/extend/buddypress/group.php	Tue Dec 04 18:43:10 2012 -0800
@@ -0,0 +1,1101 @@
+<?php
+
+/**
+ * bbPress BuddyPress Group Extension Class
+ *
+ * @package bbPress
+ * @subpackage BuddyPress
+ * @todo maybe move to BuddyPress Forums once bbPress 1.1 can be removed
+ */
+
+// Exit if accessed directly
+if ( !defined( 'ABSPATH' ) ) exit;
+
+if ( !class_exists( 'BBP_Forums_Group_Extension' ) && class_exists( 'BP_Group_Extension' ) ) :
+/**
+ * Loads Group Extension for Forums Component
+ *
+ * @since bbPress (r3552)
+ *
+ * @package bbPress
+ * @subpackage BuddyPress
+ * @todo Everything
+ */
+class BBP_Forums_Group_Extension extends BP_Group_Extension {
+
+	/** Methods ***************************************************************/
+
+	/**
+	 * Setup bbPress group extension variables
+	 *
+	 * @since bbPress (r3552)
+	 */
+	public function __construct() {
+
+		// Name and slug
+		$this->name          = __( 'Forum', 'bbpress' );
+		$this->nav_item_name = __( 'Forum', 'bbpress' );
+		$this->slug          = 'forum';
+		$this->topic_slug    = 'topic';
+		$this->reply_slug    = 'reply';
+
+		// Forum component is visible
+		$this->visibility = 'public';
+
+		// Set positions towards end
+		$this->create_step_position = 15;
+		$this->nav_item_position    = 10;
+
+		// Allow create step and show in nav
+		$this->enable_create_step   = true;
+		$this->enable_nav_item      = true;
+		$this->enable_edit_item     = true;
+
+		// Template file to load, and action to hook display on to
+		$this->template_file        = 'groups/single/plugins';
+		$this->display_hook         = 'bp_template_content';
+
+		// Add handlers to bp_actions
+		add_action( 'bp_actions', 'bbp_new_forum_handler'  );
+		add_action( 'bp_actions', 'bbp_new_topic_handler'  );
+		add_action( 'bp_actions', 'bbp_new_reply_handler'  );
+		add_action( 'bp_actions', 'bbp_edit_forum_handler' );
+		add_action( 'bp_actions', 'bbp_edit_topic_handler' );
+		add_action( 'bp_actions', 'bbp_edit_reply_handler' );
+
+		// Possibly redirect
+		add_action( 'bbp_template_redirect',     array( $this, 'redirect_canonical' ) );
+
+		// Group forum pagination
+		add_filter( 'bbp_topic_pagination',      array( $this, 'topic_pagination'   ) );
+		add_filter( 'bbp_replies_pagination',    array( $this, 'replies_pagination' ) );
+
+		// Tweak the redirect field
+		add_filter( 'bbp_new_topic_redirect_to', array( $this, 'new_topic_redirect_to'        ), 10, 3 );
+		add_filter( 'bbp_new_reply_redirect_to', array( $this, 'new_reply_redirect_to'        ), 10, 3 );
+
+		// Map forum/topic/replys permalinks to their groups
+		add_filter( 'bbp_get_forum_permalink',   array( $this, 'map_forum_permalink_to_group' ), 10, 2 );
+		add_filter( 'bbp_get_topic_permalink',   array( $this, 'map_topic_permalink_to_group' ), 10, 2 );
+		add_filter( 'bbp_get_reply_permalink',   array( $this, 'map_reply_permalink_to_group' ), 10, 2 );
+
+		// Map reply edit links to their groups
+		add_filter( 'bbp_get_reply_edit_url',    array( $this, 'map_reply_edit_url_to_group'  ), 10, 2 );
+
+		// Map assorted template function permalinks
+		add_filter( 'post_link',                 array( $this, 'post_link'                    ), 10, 2 );
+		add_filter( 'page_link',                 array( $this, 'page_link'                    ), 10, 2 );
+		add_filter( 'post_type_link',            array( $this, 'post_type_link'               ), 10, 2 );
+
+		// Allow group member to view private/hidden forums
+		add_filter( 'bbp_map_topic_meta_caps',   array( $this, 'map_topic_meta_caps'          ), 10, 4 );
+		add_filter( 'bbp_map_reply_meta_caps',   array( $this, 'map_topic_meta_caps'          ), 10, 4 );
+
+		// Remove topic cap map when view is done
+		add_action( 'bbp_after_group_forum_display', array( $this, 'remove_topic_meta_cap_map' ) );
+		
+		// Map group forum activity items to groups
+		add_filter( 'bbp_before_record_activity_parse_args', array( $this, 'map_activity_to_group' ) );
+
+		// No subforums yet, so suppress them for now
+		add_filter( 'bbp_get_forum_subforum_count_int', array( $this, 'no_subforums_yet' ) );
+	}
+
+	/**
+	 * The primary display function for group forums
+	 */
+	public function display() {
+
+		// Prevent Topic Parent from appearing
+		add_action( 'bbp_theme_before_topic_form_forum', array( $this, 'ob_start'     ) );
+		add_action( 'bbp_theme_after_topic_form_forum',  array( $this, 'ob_end_clean' ) );
+		add_action( 'bbp_theme_after_topic_form_forum',  array( $this, 'topic_parent' ) );
+
+		// Prevent Forum Parent from appearing
+		add_action( 'bbp_theme_before_forum_form_parent', array( $this, 'ob_start'     ) );
+		add_action( 'bbp_theme_after_forum_form_parent',  array( $this, 'ob_end_clean' ) );
+		add_action( 'bbp_theme_after_forum_form_parent',  array( $this, 'forum_parent' ) );
+
+		// Hide breadcrumb
+		add_filter( 'bbp_no_breadcrumb', '__return_true' );
+
+		$this->display_forums( 0 );
+	}
+
+	/**
+	 * Allow group members to have advanced priviledges in group forum topics.
+	 *
+	 * @since bbPress (r4434)
+	 *
+	 * @param array $caps
+	 * @param string $cap
+	 * @param int $user_id
+	 * @param array $args
+	 * @return array
+	 */
+	public function map_topic_meta_caps( $caps = array(), $cap = '', $user_id = 0, $args = array() ) {
+
+		// Bail if not viewing a single topic
+		if ( ! bp_is_single_item() || ! bp_is_groups_component() || ! bp_is_current_action( 'forum' ) || ! bp_is_action_variable( 0, 'topic' ) )
+			return $caps;
+
+		switch ( $cap ) {
+
+			// If user is a group mmember, allow them to create content.
+			case 'read_forum'          :
+			case 'publish_replies'     :
+			case 'publish_topics'      :
+			case 'read_hidden_forums'  :
+			case 'read_private_forums' :
+				if ( bp_group_is_member() ) {
+					$caps = array( 'participate' );
+				}
+				break;
+
+			// If user is a group mod ar admin, map to participate cap.
+			case 'moderate'     :
+			case 'edit_topic'   :
+			case 'edit_reply'   :
+			case 'view_trash'   :
+			case 'edit_others_replies' :
+			case 'edit_others_topics'  :
+				if ( bp_group_is_mod() || bp_group_is_admin() ) {
+					$caps = array( 'participate' );
+				}
+				break;
+
+			// If user is a group admin, allow them to delete topics and replies.
+			case 'delete_topic' :
+			case 'delete_reply' :
+				if ( bp_group_is_admin() ) {
+					$caps = array( 'participate' );
+				}
+				break;
+		}
+
+		return apply_filters( 'bbp_map_group_forum_topic_meta_caps', $caps, $cap, $user_id, $args );
+	}
+
+	/**
+	 * Remove the topic meta cap map, so it doesn't interfere with sidebars.
+	 *
+	 * @since bbPress (r4434)
+	 */
+	public function remove_topic_meta_cap_map() {
+		remove_filter( 'bbp_map_topic_meta_caps', array( $this, 'map_topic_meta_caps' ), 10, 4 );
+		remove_filter( 'bbp_map_reply_meta_caps', array( $this, 'map_topic_meta_caps' ), 10, 4 );
+	}
+
+	/** Edit ******************************************************************/
+
+	/**
+	 * Show forums and new forum form when editing a group
+	 *
+	 * @since bbPress (r3563)
+	 * @uses bbp_get_template_part()
+	 */
+	public function edit_screen() {
+
+		$checked = bp_get_new_group_enable_forum() || bp_group_is_forum_enabled( bp_get_group_id() ); ?>
+
+		<h4><?php _e( 'Enable Group Forum', 'bbpress' ); ?></h4>
+
+		<p><?php _e( 'Create a discussion forum to allow members of this group to communicate in a structured, bulletin-board style fashion.', 'bbpress' ); ?></p>
+
+		<div class="checkbox">
+			<label><input type="checkbox" name="bbp-edit-group-forum" id="bbp-edit-group-forum" value="1"<?php checked( $checked ); ?> /> <?php _e( 'Yes. I want this group to have a forum.', 'bbpress' ); ?></label>
+		</div>
+
+		<p class="description"><?php _e( 'Saying no will not delete existing forum content.', 'bbpress' ); ?></p>
+
+		<input type="submit" value="<?php esc_attr_e( 'Save Settings', 'bbpress' ); ?>" />
+
+		<?php
+
+		// Verify intent
+		wp_nonce_field( 'groups_edit_save_' . $this->slug );
+	}
+
+	/**
+	 * Save the Group Forum data on edit
+	 *
+	 * @since bbPress (r3465)
+	 * @uses bbp_new_forum_handler() To check for forum creation
+	 * @uses bbp_edit_forum_handler() To check for forum edit
+	 */
+	public function edit_screen_save() {
+
+		// Bail if not a POST action
+		if ( 'POST' !== strtoupper( $_SERVER['REQUEST_METHOD'] ) )
+			return;
+
+		check_admin_referer( 'groups_edit_save_' . $this->slug );
+
+		$edit_forum   = !empty( $_POST['bbp-edit-group-forum'] ) ? true : false;
+		$forum_id     = 0;
+		$group_id     = bp_get_current_group_id();
+		$forum_ids    = bbp_get_group_forum_ids( $group_id );
+		if ( !empty( $forum_ids ) )
+			$forum_id = (int) is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids;
+
+		// Update the group forum setting
+		$group               = new BP_Groups_Group( $group_id );
+		$group->enable_forum = $edit_forum;
+		$group->save();
+
+		// Redirect after save
+		bp_core_redirect( trailingslashit( bp_get_group_permalink( buddypress()->groups->current_group ) . '/admin/' . $this->slug ) );
+	}
+
+	/** Create ****************************************************************/
+
+	/**
+	 * Show forums and new forum form when creating a group
+	 *
+	 * @since bbPress (r3465)
+	 */
+	public function create_screen() {
+
+		// Bail if not looking at this screen
+		if ( !bp_is_group_creation_step( $this->slug ) )
+			return false;
+
+		$checked = bp_get_new_group_enable_forum() || groups_get_groupmeta( bp_get_new_group_id(), 'forum_id' ); ?>
+
+		<h4><?php _e( 'Group Forum', 'bbpress' ); ?></h4>
+
+		<p><?php _e( 'Create a discussion forum to allow members of this group to communicate in a structured, bulletin-board style fashion.', 'bbpress' ); ?></p>
+
+		<div class="checkbox">
+			<label><input type="checkbox" name="bbp-create-group-forum" id="bbp-create-group-forum" value="1"<?php checked( $checked ); ?> /> <?php _e( 'Yes. I want this group to have a forum.', 'bbpress' ); ?></label>
+		</div>
+
+		<?php
+
+		// Verify intent
+		wp_nonce_field( 'groups_create_save_' . $this->slug );
+	}
+
+	/**
+	 * Save the Group Forum data on create
+	 *
+	 * @since bbPress (r3465)
+	 */
+	public function create_screen_save() {
+
+		check_admin_referer( 'groups_create_save_' . $this->slug );
+
+		$create_forum = !empty( $_POST['bbp-create-group-forum'] ) ? true : false;
+		$forum_id     = 0;
+		$forum_ids    = bbp_get_group_forum_ids( bp_get_new_group_id() );
+		if ( !empty( $forum_ids ) )
+			$forum_id = (int) is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids;
+
+		// Create a forum, or not
+		switch ( $create_forum ) {
+			case true  :
+
+				// Bail if initial content was already created
+				if ( !empty( $forum_id ) )
+					return;
+
+				// Set the default forum status
+				switch ( bp_get_new_group_status() ) {
+					case 'hidden'  :
+						$status = bbp_get_hidden_status_id();
+						break;
+					case 'private' :
+						$status = bbp_get_private_status_id();
+						break;
+					case 'public'  :
+					default        :
+						$status = bbp_get_public_status_id();
+						break;
+				}
+
+				// Create the initial forum
+				$forum_id = bbp_insert_forum( array(
+					'post_parent'  => bbp_get_group_forums_root_id(),
+					'post_title'   => bp_get_new_group_name(),
+					'post_content' => bp_get_new_group_description(),
+					'post_status'  => $status
+				) );
+
+				// Run the BP-specific functions for new groups
+				$this->new_forum( array( 'forum_id' => $forum_id ) );
+
+				// Update forum active
+				groups_update_groupmeta( bp_get_new_group_id(), '_bbp_forum_enabled_' . $forum_id, true );
+
+				break;
+			case false :
+
+				// Forum was created but is now being undone
+				if ( !empty( $forum_id ) ) {
+					wp_delete_post( $forum_id, true );
+					groups_delete_groupmeta( bp_get_new_group_id(), 'forum_id' );
+					groups_delete_groupmeta( bp_get_new_group_id(), '_bbp_forum_enabled_' . $forum_id );
+				}
+
+				break;
+		}
+	}
+
+	/**
+	 * Used to start an output buffer
+	 */
+	public function ob_start() {
+		ob_start();
+	}
+
+	/**
+	 * Used to end an output buffer
+	 */
+	public function ob_end_clean() {
+		ob_end_clean();
+	}
+
+	/**
+	 * Creating a group forum or category (including root for group)
+	 *
+	 * @since bbPress (r3653)
+	 * @param type $forum_args
+	 * @uses bbp_get_forum_id()
+	 * @uses bp_get_current_group_id()
+	 * @uses bbp_add_forum_id_to_group()
+	 * @uses bbp_add_group_id_to_forum()
+	 * @return if no forum_id is available
+	 */
+	public function new_forum( $forum_args = array() ) {
+
+		// Bail if no forum_id was passed
+		if ( empty( $forum_args['forum_id'] ) )
+			return;
+
+		// Validate forum_id
+		$forum_id = bbp_get_forum_id( $forum_args['forum_id'] );
+		$group_id = bp_get_current_group_id();
+
+		bbp_add_forum_id_to_group( $group_id, $forum_id );
+		bbp_add_group_id_to_forum( $forum_id, $group_id );
+	}
+
+	/**
+	 * Removing a group forum or category (including root for group)
+	 *
+	 * @since bbPress (r3653)
+	 * @param type $forum_args
+	 * @uses bbp_get_forum_id()
+	 * @uses bp_get_current_group_id()
+	 * @uses bbp_add_forum_id_to_group()
+	 * @uses bbp_add_group_id_to_forum()
+	 * @return if no forum_id is available
+	 */
+	public function remove_forum( $forum_args = array() ) {
+
+		// Bail if no forum_id was passed
+		if ( empty( $forum_args['forum_id'] ) )
+			return;
+
+		// Validate forum_id
+		$forum_id = bbp_get_forum_id( $forum_args['forum_id'] );
+		$group_id = bp_get_current_group_id();
+
+		bbp_remove_forum_id_from_group( $group_id, $forum_id );
+		bbp_remove_group_id_from_forum( $forum_id, $group_id );
+	}
+
+	/** Display Methods *******************************************************/
+
+	/**
+	 * Output the forums for a group in the edit screens
+	 *
+	 * @since bbPress (r3653)
+	 * @uses bp_get_current_group_id()
+	 * @uses bbp_get_group_forum_ids()
+	 * @uses bbp_has_forums()
+	 * @uses bbp_get_template_part()
+	 */
+	public function display_forums( $offset = 0 ) {
+
+		// Allow actions immediately before group forum output
+		do_action( 'bbp_before_group_forum_display' );
+
+		// Load up bbPress once
+		$bbp = bbpress();
+
+		// Forum data
+		$forum_ids  = bbp_get_group_forum_ids( bp_get_current_group_id() );
+		$forum_args = array( 'post__in' => $forum_ids, 'post_parent' => null );
+
+		// Unset global queries
+		$bbp->forum_query = new stdClass;
+		$bbp->topic_query = new stdClass;
+		$bbp->reply_query = new stdClass;
+
+		// Unset global ID's
+		$bbp->current_forum_id     = 0;
+		$bbp->current_topic_id     = 0;
+		$bbp->current_reply_id     = 0;
+		$bbp->current_topic_tag_id = 0;
+
+		// Reset the post data
+		wp_reset_postdata();
+
+		// Allow admins special views
+		$post_status = array( bbp_get_closed_status_id(), bbp_get_public_status_id() );
+		if ( is_super_admin() || current_user_can( 'moderate' ) || bp_is_item_admin() || bp_is_item_mod() )
+			$post_status = array_merge( $post_status, array( bbp_get_spam_status_id(), bbp_get_trash_status_id() ) ); ?>
+
+		<div id="bbpress-forums">
+
+			<?php
+
+			// Looking at the group forum root
+			if ( !bp_action_variable( $offset ) ) :
+
+				// Query forums and show them if they exist
+				if ( !empty( $forum_ids ) && bbp_has_forums( $forum_args ) ) :
+
+					// Only one forum found
+					if ( 1 == $bbp->forum_query->post_count ) :
+
+						// Get forum data
+						$forum_slug = bp_action_variable( $offset );
+						$forum_args = array( 'name' => $forum_slug, 'post_type' => bbp_get_forum_post_type() );
+						$forums     = get_posts( $forum_args );
+
+						bbp_the_forum();
+
+						// Forum exists
+						if ( !empty( $forums ) ) :
+							$forum = $forums[0];
+
+							// Suppress subforums for now
+							add_filter( 'bbp_get_forum_subforum_count', '__return_false' );
+
+							// Set up forum data
+							$forum_id = bbpress()->current_forum_id = $forum->ID;
+							bbp_set_query_name( 'bbp_single_forum' ); ?>
+
+							<h3><?php bbp_forum_title(); ?></h3>
+
+							<?php bbp_get_template_part( 'content', 'single-forum' ); ?>
+
+							<?php 
+
+							// Remove the subforum suppression filter
+							remove_filter( 'bbp_get_forum_subforum_count', '__return_false' );
+							
+							?>
+
+						<?php else : ?>
+
+							<?php bbp_get_template_part( 'feedback',   'no-topics' ); ?>
+
+							<?php bbp_get_template_part( 'form',       'topic'     ); ?>
+
+						<?php endif;
+
+					// More than 1 forum found or group forum admin screen
+					elseif ( 1 < $bbp->forum_query->post_count ) : ?>
+
+						<h3><?php _e( 'Forums', 'bbpress' ); ?></h3>
+
+						<?php bbp_get_template_part( 'loop', 'forums' ); ?>
+
+						<h3><?php _e( 'Topics', 'bbpress' ); ?></h3>
+
+						<?php if ( bbp_has_topics( array( 'post_parent__in' => $forum_ids ) ) ) : ?>
+
+							<?php bbp_get_template_part( 'pagination', 'topics'    ); ?>
+
+							<?php bbp_get_template_part( 'loop',       'topics'    ); ?>
+
+							<?php bbp_get_template_part( 'pagination', 'topics'    ); ?>
+
+							<?php bbp_get_template_part( 'form',       'topic'     ); ?>
+
+						<?php else : ?>
+
+							<?php bbp_get_template_part( 'feedback',   'no-topics' ); ?>
+
+							<?php bbp_get_template_part( 'form',       'topic'     ); ?>
+
+						<?php endif;
+
+					// No forums found
+					else : ?>
+
+						<div id="message" class="info">
+							<p><?php _e( 'This group does not currently have any forums.', 'bbpress' ); ?></p>
+						</div>
+
+					<?php endif;
+
+				// No forums found
+				else : ?>
+
+					<div id="message" class="info">
+						<p><?php _e( 'This group does not currently have any forums.', 'bbpress' ); ?></p>
+					</div>
+
+				<?php endif;
+
+			// Single forum
+			elseif ( ( bp_action_variable( $offset ) != $this->slug ) && ( bp_action_variable( $offset ) != $this->topic_slug ) && ( bp_action_variable( $offset ) != $this->reply_slug ) ) :
+
+				// Get forum data
+				$forum_slug = bp_action_variable( $offset );
+				$forum_args = array( 'name' => $forum_slug, 'post_type' => bbp_get_forum_post_type() );
+				$forums     = get_posts( $forum_args );
+
+				// Forum exists
+				if ( !empty( $forums ) ) :
+					$forum = $forums[0];
+
+					// Set up forum data
+					$forum_id = bbpress()->current_forum_id = $forum->ID;
+
+					// Reset necessary forum_query attributes for forums loop to function
+					$bbp->forum_query->query_vars['post_type'] = bbp_get_forum_post_type();
+					$bbp->forum_query->in_the_loop             = true;
+					$bbp->forum_query->post                    = get_post( $forum_id );
+
+					// Forum edit
+					if ( bp_action_variable( $offset + 1 ) == $bbp->edit_id ) :
+						global $wp_query, $post;
+
+						$wp_query->bbp_is_edit       = true;
+						$wp_query->bbp_is_forum_edit = true;
+						$post                        = $forum;
+
+						bbp_set_query_name( 'bbp_forum_form' );
+
+						bbp_get_template_part( 'form', 'forum' );
+
+					else :
+						bbp_set_query_name( 'bbp_single_forum' ); ?>
+
+						<h3><?php bbp_forum_title(); ?></h3>
+
+						<?php bbp_get_template_part( 'content', 'single-forum' );
+
+					endif;
+
+				else :
+					bbp_get_template_part( 'feedback', 'no-topics' );
+					bbp_get_template_part( 'form',     'topic'     );
+
+				endif;
+
+			// Single topic
+			elseif ( bp_action_variable( $offset ) == $this->topic_slug ) :
+
+				// Get topic data
+				$topic_slug = bp_action_variable( $offset + 1 );
+				$topic_args = array( 'name' => $topic_slug, 'post_type' => bbp_get_topic_post_type(), 'post_status' => $post_status );
+				$topics     = get_posts( $topic_args );
+
+				// Topic exists
+				if ( !empty( $topics ) ) :
+					$topic = $topics[0];
+
+					// Set up topic data
+					$topic_id = bbpress()->current_topic_id = $topic->ID;
+					$forum_id = bbp_get_topic_forum_id( $topic_id );
+
+					// Reset necessary forum_query attributes for topics loop to function
+					$bbp->forum_query->query_vars['post_type'] = bbp_get_forum_post_type();
+					$bbp->forum_query->in_the_loop             = true;
+					$bbp->forum_query->post                    = get_post( $forum_id );
+
+					// Reset necessary topic_query attributes for topics loop to function
+					$bbp->topic_query->query_vars['post_type'] = bbp_get_topic_post_type();
+					$bbp->topic_query->in_the_loop             = true;
+					$bbp->topic_query->post                    = $topic;
+
+					// Topic edit
+					if ( bp_action_variable( $offset + 2 ) == $bbp->edit_id ) :
+						global $wp_query, $post;
+						$wp_query->bbp_is_edit       = true;
+						$wp_query->bbp_is_topic_edit = true;
+						$post                        = $topic;
+
+						// Merge
+						if ( !empty( $_GET['action'] ) && 'merge' == $_GET['action'] ) :
+							bbp_set_query_name( 'bbp_topic_merge' );
+
+							bbp_get_template_part( 'form', 'topic-merge' );
+
+						// Split
+						elseif ( !empty( $_GET['action'] ) && 'split' == $_GET['action'] ) :
+							bbp_set_query_name( 'bbp_topic_split' );
+
+							bbp_get_template_part( 'form', 'topic-split' );
+
+						// Edit
+						else :
+							bbp_set_query_name( 'bbp_topic_form' );
+							bbp_get_template_part( 'form', 'topic' );
+
+						endif;
+
+					// Single Topic
+					else:
+
+						bbp_set_query_name( 'bbp_single_topic' ); ?>
+
+						<h3><?php bbp_topic_title(); ?></h3>
+
+						<?php bbp_get_template_part( 'content', 'single-topic' );
+
+					endif;
+
+				// No Topics
+				else :
+					bbp_get_template_part( 'feedback', 'no-topics'   );
+					bbp_get_template_part( 'form',     'topic'       );
+
+				endif;
+
+			// Single reply
+			elseif ( bp_action_variable( $offset ) == $this->reply_slug ) :
+
+				// Get reply data
+				$reply_slug = bp_action_variable( $offset + 1 );
+				$reply_args = array( 'name' => $reply_slug, 'post_type' => bbp_get_reply_post_type() );
+				$replies    = get_posts( $reply_args );
+
+				if ( empty( $replies ) )
+					return;
+
+				// Get the first reply
+				$reply = $replies[0];
+
+				// Set up reply data
+				$reply_id = bbpress()->current_reply_id = $reply->ID;
+				$topic_id = bbp_get_reply_topic_id( $reply_id );
+				$forum_id = bbp_get_reply_forum_id( $reply_id );
+
+				// Reset necessary forum_query attributes for reply to function
+				$bbp->forum_query->query_vars['post_type'] = bbp_get_forum_post_type();
+				$bbp->forum_query->in_the_loop             = true;
+				$bbp->forum_query->post                    = get_post( $forum_id );
+
+				// Reset necessary topic_query attributes for reply to function
+				$bbp->topic_query->query_vars['post_type'] = bbp_get_topic_post_type();
+				$bbp->topic_query->in_the_loop             = true;
+				$bbp->topic_query->post                    = get_post( $topic_id );
+
+				// Reset necessary reply_query attributes for reply to function
+				$bbp->reply_query->query_vars['post_type'] = bbp_get_reply_post_type();
+				$bbp->reply_query->in_the_loop             = true;
+				$bbp->reply_query->post                    = $reply;
+
+				if ( bp_action_variable( $offset + 2 ) == $bbp->edit_id ) :
+					global $wp_query, $post;
+
+					$wp_query->bbp_is_edit       = true;
+					$wp_query->bbp_is_reply_edit = true;
+					$post                        = $reply;
+
+					bbp_set_query_name( 'bbp_reply_form' );
+					bbp_get_template_part( 'form', 'reply' );
+
+				endif;
+
+			endif; ?>
+
+		</div>
+
+		<?php
+
+		// Allow actions immediately after group forum output
+		do_action( 'bbp_after_group_forum_display' );
+	}
+
+	/** Redirect Helpers ******************************************************/
+
+	/**
+	 * Redirect to the group forum screen
+	 *
+	 * @since bbPress (r3653)
+	 * @param str $redirect_url
+	 * @param str $redirect_to
+	 */
+	public function new_topic_redirect_to( $redirect_url = '', $redirect_to = '', $topic_id = 0 ) {
+		if ( bp_is_group() ) {
+			$topic        = bbp_get_topic( $topic_id );
+			$topic_hash   = '#post-' . $topic_id;
+			$redirect_url = trailingslashit( bp_get_group_permalink( groups_get_current_group() ) ) . trailingslashit( $this->slug ) . trailingslashit( $this->topic_slug ) . trailingslashit( $topic->post_name ) . $topic_hash;
+		}
+
+		return $redirect_url;
+	}
+
+	/**
+	 * Redirect to the group forum screen
+	 *
+	 * @since bbPress (r3653)
+	 */
+	public function new_reply_redirect_to( $redirect_url = '', $redirect_to = '', $reply_id = 0 ) {
+		global $wp_rewrite;
+
+		if ( bp_is_group() ) {
+			$topic_id       = bbp_get_reply_topic_id( $reply_id );
+			$topic          = bbp_get_topic( $topic_id );
+			$reply_position = bbp_get_reply_position( $reply_id, $topic_id );
+			$reply_page     = ceil( (int) $reply_position / (int) bbp_get_replies_per_page() );
+			$reply_hash     = '#post-' . $reply_id;
+			$topic_url      = trailingslashit( bp_get_group_permalink( groups_get_current_group() ) ) . trailingslashit( $this->slug ) . trailingslashit( $this->topic_slug ) . trailingslashit( $topic->post_name );
+
+			// Don't include pagination if on first page
+			if ( 1 >= $reply_page ) {
+				$redirect_url = trailingslashit( $topic_url ) . $reply_hash;
+
+			// Include pagination
+			} else {
+				$redirect_url = trailingslashit( $topic_url ) . trailingslashit( $wp_rewrite->pagination_base ) . trailingslashit( $reply_page ) . $reply_hash;
+			}
+
+			// Add topic view query arg back to end if it is set
+			if ( bbp_get_view_all() ) {
+				$redirect_url = bbp_add_view_all( $redirect_url );
+			}
+		}
+
+		return $redirect_url;
+	}
+
+	/**
+	 * Redirect to the group admin forum edit screen
+	 *
+	 * @since bbPress (r3653)
+	 * @uses groups_get_current_group()
+	 * @uses bp_is_group_admin_screen()
+	 * @uses trailingslashit()
+	 * @uses bp_get_root_domain()
+	 * @uses bp_get_groups_root_slug()
+	 */
+	public function edit_redirect_to( $redirect_url = '' ) {
+
+		// Get the current group, if there is one
+		$group = groups_get_current_group();
+
+		// If this is a group of any kind, empty out the redirect URL
+		if ( bp_is_group_admin_screen( $this->slug ) )
+			$redirect_url = trailingslashit( bp_get_root_domain() . '/' . bp_get_groups_root_slug() . '/' . $group->slug . '/admin/' . $this->slug );
+
+		return $redirect_url;
+	}
+
+	/** Form Helpers **********************************************************/
+
+	public function forum_parent() {
+	?>
+
+		<input type="hidden" name="bbp_forum_parent_id" id="bbp_forum_parent_id" value="<?php bbp_group_forums_root_id(); ?>" />
+
+	<?php
+	}
+
+	public function topic_parent() {
+
+		$forum_ids = bbp_get_group_forum_ids( bp_get_current_group_id() ); ?>
+
+		<p>
+			<label for="bbp_forum_id"><?php _e( 'Forum:', 'bbpress' ); ?></label><br />
+			<?php bbp_dropdown( array( 'include' => $forum_ids, 'selected' => bbp_get_form_topic_forum() ) ); ?>
+		</p>
+
+	<?php
+	}
+
+	/** Permalink Mappers *****************************************************/
+
+	/**
+	 * Maybe map a bbPress forum/topic/reply permalink to the corresponding group
+	 *
+	 * @param int $post_id
+	 * @uses get_post()
+	 * @uses bbp_is_reply()
+	 * @uses bbp_get_reply_topic_id()
+	 * @uses bbp_get_reply_forum_id()
+	 * @uses bbp_is_topic()
+	 * @uses bbp_get_topic_forum_id()
+	 * @uses bbp_is_forum()
+	 * @uses get_post_field()
+	 * @uses bbp_get_forum_group_ids()
+	 * @uses groups_get_group()
+	 * @uses bp_get_group_admin_permalink()
+	 * @uses bp_get_group_permalink()
+	 * @return Bail early if not a group forum post
+	 * @return string
+	 */
+	private function maybe_map_permalink_to_group( $post_id = 0, $url = false ) {
+
+		switch ( get_post_type( $post_id ) ) {
+
+			// Reply
+			case bbp_get_reply_post_type() :
+				$topic_id = bbp_get_reply_topic_id( $post_id );
+				$forum_id = bbp_get_reply_forum_id( $post_id );
+				$url_end  = trailingslashit( $this->reply_slug ) . get_post_field( 'post_name', $post_id );
+				break;
+
+			// Topic
+			case bbp_get_topic_post_type() :
+				$topic_id = $post_id;
+				$forum_id = bbp_get_topic_forum_id( $post_id );
+				$url_end  = trailingslashit( $this->topic_slug ) . get_post_field( 'post_name', $post_id );
+				break;
+
+			// Forum
+			case bbp_get_forum_post_type() :
+				$forum_id = $post_id;
+				$url_end  = ''; //get_post_field( 'post_name', $post_id );
+				break;
+
+			// Unknown
+			default :
+				return $url;
+				break;
+		}
+		
+		// Get group ID's for this forum
+		$group_ids = bbp_get_forum_group_ids( $forum_id );
+
+		// Bail if the post isn't associated with a group
+		if ( empty( $group_ids ) )
+			return $url;
+
+		// @todo Multiple group forums/forum groups
+		$group_id = $group_ids[0];
+		$group    = groups_get_group( array( 'group_id' => $group_id ) );
+
+		if ( bp_is_group_admin_screen( $this->slug ) ) {
+			$group_permalink = trailingslashit( bp_get_group_admin_permalink( $group ) );
+		} else {
+			$group_permalink = trailingslashit( bp_get_group_permalink( $group ) );
+		}
+
+		return trailingslashit( trailingslashit( $group_permalink . $this->slug ) . $url_end );
+	}
+
+	/**
+	 * Map a forum permalink to its corresponding group
+	 *
+	 * @since bbPress (r3802)
+	 * @param string $url
+	 * @param int $forum_id
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function map_forum_permalink_to_group( $url, $forum_id ) {
+		return $this->maybe_map_permalink_to_group( $forum_id, $url );
+	}
+
+	/**
+	 * Map a topic permalink to its group forum
+	 *
+	 * @since bbPress (r3802)
+	 * @param string $url
+	 * @param int $topic_id
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function map_topic_permalink_to_group( $url, $topic_id ) {
+		return $this->maybe_map_permalink_to_group( $topic_id, $url );
+	}
+
+	/**
+	 * Map a reply permalink to its group forum
+	 *
+	 * @since bbPress (r3802)
+	 * @param string $url
+	 * @param int $reply_id
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function map_reply_permalink_to_group( $url, $reply_id ) {
+		return $this->maybe_map_permalink_to_group( bbp_get_reply_topic_id( $reply_id ), $url );
+	}
+
+	/**
+	 * Map a reply edit link to its group forum
+	 *
+	 * @param string $url
+	 * @param int $reply_id
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function map_reply_edit_url_to_group( $url, $reply_id ) {
+		$new = $this->maybe_map_permalink_to_group( $reply_id );
+
+		if ( empty( $new ) )
+			return $url;
+
+		return trailingslashit( $new ) . bbpress()->edit_id  . '/';
+	}
+
+	/**
+	 * Map a post link to its group forum
+	 *
+	 * @param string $url
+	 * @param obj $post
+	 * @param boolean $leavename
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function post_link( $url, $post ) {
+		return $this->maybe_map_permalink_to_group( $post->ID, $url );
+	}
+
+	/**
+	 * Map a page link to its group forum
+	 *
+	 * @param string $url
+	 * @param int $post_id
+	 * @param $sample
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function page_link( $url, $post_id ) {
+		return $this->maybe_map_permalink_to_group( $post_id, $url );
+	}
+
+	/**
+	 * Map a custom post type link to its group forum
+	 *
+	 * @param string $url
+	 * @param obj $post
+	 * @param $leavename
+	 * @param $sample
+	 * @uses maybe_map_permalink_to_group()
+	 * @return string
+	 */
+	public function post_type_link( $url, $post ) {
+		return $this->maybe_map_permalink_to_group( $post->ID, $url );
+	}
+
+	/**
+	 * Fix pagination of topics on forum view
+	 *
+	 * @param array $args
+	 * @global $wp_rewrite
+	 * @uses bbp_get_forum_id()
+	 * @uses maybe_map_permalink_to_group
+	 * @return array
+ 	 */
+	public function topic_pagination( $args ) {
+		$new = $this->maybe_map_permalink_to_group( bbp_get_forum_id() );
+
+		if ( empty( $new ) )
+			return $args;
+
+		global $wp_rewrite;
+
+		$args['base'] = trailingslashit( $new ) . $wp_rewrite->pagination_base . '/%#%/';
+
+		return $args;
+	}
+
+	/**
+	 * Fix pagination of replies on topic view
+	 *
+	 * @param array $args
+	 * @global $wp_rewrite
+	 * @uses bbp_get_topic_id()
+	 * @uses maybe_map_permalink_to_group
+	 * @return array
+	 */
+	public function replies_pagination( $args ) {
+		$new = $this->maybe_map_permalink_to_group( bbp_get_topic_id() );
+		if ( empty( $new ) )
+			return $args;
+
+		global $wp_rewrite;
+
+		$args['base'] = trailingslashit( $new ) . $wp_rewrite->pagination_base . '/%#%/';
+
+		return $args;
+	}
+	
+	/**
+	 * Ensure that forum content associated with a BuddyPress group can only be
+	 * viewed via the group URL.
+	 *
+	 * @since bbPress (r3802)
+	 */
+	public function redirect_canonical() {
+
+		// Viewing a single forum
+		if ( bbp_is_single_forum() ) {
+			$forum_id  = get_the_ID();
+			$group_ids = bbp_get_forum_group_ids( $forum_id );
+
+		// Viewing a single topic
+		} elseif ( bbp_is_single_topic() ) {
+			$topic_id  = get_the_ID();
+			$slug      = get_post_field( 'post_name', $topic_id );
+			$forum_id  = bbp_get_topic_forum_id( $topic_id );
+			$group_ids = bbp_get_forum_group_ids( $forum_id );
+
+		// Not a forum or topic
+		} else {
+			return;
+		}
+
+		// Bail if not a group forum
+		if ( empty( $group_ids ) )
+			return;
+
+		// Use the first group ID
+		$group_id 	 = $group_ids[0];
+		$group    	 = groups_get_group( array( 'group_id' => $group_id ) );
+		$group_link  = trailingslashit( bp_get_group_permalink( $group ) );
+		$redirect_to = trailingslashit( $group_link . $this->slug );
+
+		// Add topic slug to URL
+		if ( bbp_is_single_topic() ) {
+			$redirect_to  = trailingslashit( $redirect_to . $this->topic_slug . '/' . $slug );
+		}
+
+		bp_core_redirect( $redirect_to );
+	}
+
+	/** Activity ***************************************************************/
+
+	/**
+	 * Map a forum post to its corresponding group in the group activity stream.
+	 *
+	 * @since bbPress (r4396)
+	 *
+	 * @param array $args Arguments from BBP_BuddyPress_Activity::record_activity()
+	 * @uses groups_get_current_group() To see if we're posting from a BP group
+	 *
+	 * @return array
+	 */
+	public function map_activity_to_group( $args = array() ) {
+
+		// Get current BP group
+		$group = groups_get_current_group();
+
+		// Not posting from a BuddyPress group? stop now!
+		if ( empty( $group ) )
+			return $args;
+
+		// Set the component to 'groups' so the activity item shows up in the group
+		$args['component']         = buddypress()->groups->id;
+
+		// Move the forum post ID to the secondary item ID
+		$args['secondary_item_id'] = $args['item_id'];
+
+		// Set the item ID to the group ID so the activity item shows up in the group
+		$args['item_id']           = $group->id;
+
+		return $args;
+	}	
+}
+endif;