PHP bbp_get_forum_parent_id函数代码示例

function bbppt_get_forum_parent_id($forum_id = 0)
{
    if (function_exists('bbp_get_forum_parent_id')) {
        return bbp_get_forum_parent_id($forum_id);
    }
    return bbp_get_forum_parent($forum_id);
}

 /**
  * @group canonical
  * @covers ::bbp_insert_forum
  */
 public function test_bbp_insert_forum()
 {
     $f = $this->factory->forum->create(array('post_title' => 'Forum 1', 'post_content' => 'Content of Forum 1'));
     $now = time();
     $post_date = date('Y-m-d H:i:s', $now - 60 * 60 * 100);
     $t = $this->factory->topic->create(array('post_parent' => $f, 'post_date' => $post_date, 'topic_meta' => array('forum_id' => $f)));
     $r = $this->factory->reply->create(array('post_parent' => $t, 'post_date' => $post_date, 'reply_meta' => array('forum_id' => $f, 'topic_id' => $t)));
     // Get the forum.
     $forum = bbp_get_forum($f);
     // Forum post.
     $this->assertSame('Forum 1', bbp_get_forum_title($f));
     $this->assertSame('Content of Forum 1', bbp_get_forum_content($f));
     $this->assertSame('open', bbp_get_forum_status($f));
     $this->assertSame('forum', bbp_get_forum_type($f));
     $this->assertTrue(bbp_is_forum_public($f));
     $this->assertSame(0, bbp_get_forum_parent_id($f));
     $this->assertEquals('http://' . WP_TESTS_DOMAIN . '/?forum=' . $forum->post_name, $forum->guid);
     // Forum meta.
     $this->assertSame(0, bbp_get_forum_subforum_count($f, true));
     $this->assertSame(1, bbp_get_forum_topic_count($f, false, true));
     $this->assertSame(1, bbp_get_forum_topic_count($f, true, true));
     $this->assertSame(0, bbp_get_forum_topic_count_hidden($f, true));
     $this->assertSame(1, bbp_get_forum_reply_count($f, false, true));
     $this->assertSame(1, bbp_get_forum_reply_count($f, true, true));
     $this->assertSame(2, bbp_get_forum_post_count($f, false, true));
     $this->assertSame(2, bbp_get_forum_post_count($f, true, true));
     $this->assertSame($t, bbp_get_forum_last_topic_id($f));
     $this->assertSame($r, bbp_get_forum_last_reply_id($f));
     $this->assertSame($r, bbp_get_forum_last_active_id($f));
     $this->assertSame('4 days, 4 hours ago', bbp_get_forum_last_active_time($f));
 }

 /**
  * Runs through the various bbPress conditional tags to check the current page being viewed.  Once
  * a condition is met, add items to the $items array.
  *
  * @since  0.6.0
  * @access public
  * @return void
  */
 public function do_trail_items()
 {
     /* Add the network and site home links. */
     $this->do_network_home_link();
     $this->do_site_home_link();
     /* Get the forum post type object. */
     $post_type_object = get_post_type_object(bbp_get_forum_post_type());
     /* If not viewing the forum root/archive page and a forum archive exists, add it. */
     if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
         $this->items[] = '<a href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '">' . bbp_get_forum_archive_title() . '</a>';
     }
     /* If viewing the forum root/archive. */
     if (bbp_is_forum_archive()) {
         if (true === $this->args['show_title']) {
             $this->items[] = bbp_get_forum_archive_title();
         }
     } elseif (bbp_is_topic_archive()) {
         if (true === $this->args['show_title']) {
             $this->items[] = bbp_get_topic_archive_title();
         }
     } elseif (bbp_is_topic_tag()) {
         if (true === $this->args['show_title']) {
             $this->items[] = bbp_get_topic_tag_name();
         }
     } elseif (bbp_is_topic_tag_edit()) {
         $this->items[] = '<a href="' . bbp_get_topic_tag_link() . '">' . bbp_get_topic_tag_name() . '</a>';
         if (true === $this->args['show_title']) {
             $this->items[] = __('Edit', 'breadcrumb-trail');
         }
     } elseif (bbp_is_single_view()) {
         if (true === $this->args['show_title']) {
             $this->items[] = bbp_get_view_title();
         }
     } elseif (bbp_is_single_topic()) {
         /* Get the queried topic. */
         $topic_id = get_queried_object_id();
         /* Get the parent items for the topic, which would be its forum (and possibly forum grandparents). */
         $this->do_post_parents(bbp_get_topic_forum_id($topic_id));
         /* If viewing a split, merge, or edit topic page, show the link back to the topic.  Else, display topic title. */
         if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
             $this->items[] = '<a href="' . bbp_get_topic_permalink($topic_id) . '">' . bbp_get_topic_title($topic_id) . '</a>';
         } elseif (true === $this->args['show_title']) {
             $this->items[] = bbp_get_topic_title($topic_id);
         }
         /* If viewing a topic split page. */
         if (bbp_is_topic_split() && true === $this->args['show_title']) {
             $this->items[] = __('Split', 'breadcrumb-trail');
         } elseif (bbp_is_topic_merge() && true === $this->args['show_title']) {
             $this->items[] = __('Merge', 'breadcrumb-trail');
         } elseif (bbp_is_topic_edit() && true === $this->args['show_title']) {
             $this->items[] = __('Edit', 'breadcrumb-trail');
         }
     } elseif (bbp_is_single_reply()) {
         /* Get the queried reply object ID. */
         $reply_id = get_queried_object_id();
         /* Get the parent items for the reply, which should be its topic. */
         $this->do_post_parents(bbp_get_reply_topic_id($reply_id));
         /* If viewing a reply edit page, link back to the reply. Else, display the reply title. */
         if (bbp_is_reply_edit()) {
             $this->items[] = '<a href="' . bbp_get_reply_url($reply_id) . '">' . bbp_get_reply_title($reply_id) . '</a>';
             if (true === $this->args['show_title']) {
                 $this->items[] = __('Edit', 'breadcrumb-trail');
             }
         } elseif (true === $this->args['show_title']) {
             $this->items[] = bbp_get_reply_title($reply_id);
         }
     } elseif (bbp_is_single_forum()) {
         /* Get the queried forum ID and its parent forum ID. */
         $forum_id = get_queried_object_id();
         $forum_parent_id = bbp_get_forum_parent_id($forum_id);
         /* If the forum has a parent forum, get its parent(s). */
         if (0 !== $forum_parent_id) {
             $this->do_post_parents($forum_parent_id);
         }
         /* Add the forum title to the end of the trail. */
         if (true === $this->args['show_title']) {
             $this->items[] = bbp_get_forum_title($forum_id);
         }
     } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
         if (bbp_is_single_user_edit()) {
             $this->items[] = '<a href="' . bbp_get_user_profile_url() . '">' . bbp_get_displayed_user_field('display_name') . '</a>';
             if (true === $this->args['show_title']) {
                 $this->items[] = __('Edit', 'breadcrumb-trail');
             }
         } elseif (true === $this->args['show_title']) {
             $this->items[] = bbp_get_displayed_user_field('display_name');
         }
     }
     /* Return the bbPress breadcrumb trail items. */
     $this->items = apply_filters('breadcrumb_trail_get_bbpress_items', $this->items, $this->args);
 }

/**
 * Handles the front end edit forum submission
 *
 * @param string $action The requested action to compare this function to
 * @uses bbPress:errors::add() To log various error messages
 * @uses bbp_get_forum() To get the forum
 * @uses bbp_verify_nonce_request() To verify the nonce and check the request
 * @uses bbp_is_forum_anonymous() To check if forum is by an anonymous user
 * @uses current_user_can() To check if the current user can edit the forum
 * @uses bbp_filter_anonymous_post_data() To filter anonymous data
 * @uses is_wp_error() To check if the value retrieved is a {@link WP_Error}
 * @uses esc_attr() For sanitization
 * @uses bbp_is_forum_category() To check if the forum is a category
 * @uses bbp_is_forum_closed() To check if the forum is closed
 * @uses bbp_is_forum_private() To check if the forum is private
 * @uses remove_filter() To remove kses filters if needed
 * @uses apply_filters() Calls 'bbp_edit_forum_pre_title' with the title and
 *                        forum id
 * @uses apply_filters() Calls 'bbp_edit_forum_pre_content' with the content
 *                        and forum id
 * @uses bbPress::errors::get_error_codes() To get the {@link WP_Error} errors
 * @uses wp_save_post_revision() To save a forum revision
 * @uses bbp_update_forum_revision_log() To update the forum revision log
 * @uses wp_update_post() To update the forum
 * @uses do_action() Calls 'bbp_edit_forum' with the forum id, forum id,
 *                    anonymous data and reply author
 * @uses bbp_move_forum_handler() To handle movement of a forum from one forum
 *                                 to another
 * @uses bbp_get_forum_permalink() To get the forum permalink
 * @uses wp_safe_redirect() To redirect to the forum link
 * @uses bbPress::errors::get_error_messages() To get the {@link WP_Error} error
 *                                              messages
 */
function bbp_edit_forum_handler($action = '')
{
    // Bail if action is not bbp-edit-forum
    if ('bbp-edit-forum' !== $action) {
        return;
    }
    // Define local variable(s)
    $anonymous_data = array();
    $forum = $forum_id = $forum_parent_id = 0;
    $forum_title = $forum_content = $forum_edit_reason = '';
    /** Forum *****************************************************************/
    // Forum id was not passed
    if (empty($_POST['bbp_forum_id'])) {
        bbp_add_error('bbp_edit_forum_id', __('<strong>ERROR</strong>: Forum ID not found.', 'bbpress'));
        return;
        // Forum id was passed
    } elseif (is_numeric($_POST['bbp_forum_id'])) {
        $forum_id = (int) $_POST['bbp_forum_id'];
        $forum = bbp_get_forum($forum_id);
    }
    // Nonce check
    if (!bbp_verify_nonce_request('bbp-edit-forum_' . $forum_id)) {
        bbp_add_error('bbp_edit_forum_nonce', __('<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress'));
        return;
        // Forum does not exist
    } elseif (empty($forum)) {
        bbp_add_error('bbp_edit_forum_not_found', __('<strong>ERROR</strong>: The forum you want to edit was not found.', 'bbpress'));
        return;
        // User cannot edit this forum
    } elseif (!current_user_can('edit_forum', $forum_id)) {
        bbp_add_error('bbp_edit_forum_permissions', __('<strong>ERROR</strong>: You do not have permission to edit that forum.', 'bbpress'));
        return;
    }
    // Remove kses filters from title and content for capable users and if the nonce is verified
    if (current_user_can('unfiltered_html') && !empty($_POST['_bbp_unfiltered_html_forum']) && wp_create_nonce('bbp-unfiltered-html-forum_' . $forum_id) === $_POST['_bbp_unfiltered_html_forum']) {
        remove_filter('bbp_edit_forum_pre_title', 'wp_filter_kses');
        remove_filter('bbp_edit_forum_pre_content', 'bbp_encode_bad', 10);
        remove_filter('bbp_edit_forum_pre_content', 'bbp_filter_kses', 30);
    }
    /** Forum Parent ***********************************************************/
    // Forum parent id was passed
    if (!empty($_POST['bbp_forum_parent_id'])) {
        $forum_parent_id = bbp_get_forum_id($_POST['bbp_forum_parent_id']);
    }
    // Current forum this forum is in
    $current_parent_forum_id = bbp_get_forum_parent_id($forum_id);
    // Forum exists
    if (!empty($forum_parent_id) && $forum_parent_id !== $current_parent_forum_id) {
        // Forum is closed and user cannot access
        if (bbp_is_forum_closed($forum_parent_id) && !current_user_can('edit_forum', $forum_parent_id)) {
            bbp_add_error('bbp_edit_forum_forum_closed', __('<strong>ERROR</strong>: This forum has been closed to new forums.', 'bbpress'));
        }
        // Forum is private and user cannot access
        if (bbp_is_forum_private($forum_parent_id) && !current_user_can('read_private_forums')) {
            bbp_add_error('bbp_edit_forum_forum_private', __('<strong>ERROR</strong>: This forum is private and you do not have the capability to read or create new forums in it.', 'bbpress'));
        }
        // Forum is hidden and user cannot access
        if (bbp_is_forum_hidden($forum_parent_id) && !current_user_can('read_hidden_forums')) {
            bbp_add_error('bbp_edit_forum_forum_hidden', __('<strong>ERROR</strong>: This forum is hidden and you do not have the capability to read or create new forums in it.', 'bbpress'));
        }
    }
    /** Forum Title ***********************************************************/
    if (!empty($_POST['bbp_forum_title'])) {
        $forum_title = esc_attr(strip_tags($_POST['bbp_forum_title']));
    }
    // Filter and sanitize
    $forum_title = apply_filters('bbp_edit_forum_pre_title', $forum_title, $forum_id);
//.........这里部分代码省略.........

 protected function _bbpress_items()
 {
     $item = array();
     $post_type_object = get_post_type_object(bbp_get_forum_post_type());
     if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
         $item[] = '<span typeof="v:Breadcrumb"><a href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '"  property="v:title" rel="v:url"><span>' . bbp_get_forum_archive_title() . '</span></a></span>';
     }
     if (bbp_is_forum_archive()) {
         $item[] = bbp_get_forum_archive_title();
     } elseif (bbp_is_topic_archive()) {
         $item[] = bbp_get_topic_archive_title();
     } elseif (bbp_is_single_view()) {
         $item[] = bbp_get_view_title();
     } elseif (bbp_is_single_topic()) {
         $topic_id = get_queried_object_id();
         $item = array_merge($item, $this->_get_parents(bbp_get_topic_forum_id($topic_id)));
         if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
             $item[] = '<span typeof="v:Breadcrumb"><a href="' . bbp_get_topic_permalink($topic_id) . '"  property="v:title" rel="v:url"><span>' . bbp_get_topic_title($topic_id) . '</span></a></span>';
         } else {
             $item[] = bbp_get_topic_title($topic_id);
         }
         if (bbp_is_topic_split()) {
             $item[] = __('Split', DH_DOMAIN);
         } elseif (bbp_is_topic_merge()) {
             $item[] = __('Merge', DH_DOMAIN);
         } elseif (bbp_is_topic_edit()) {
             $item[] = __('Edit', DH_DOMAIN);
         }
     } elseif (bbp_is_single_reply()) {
         $reply_id = get_queried_object_id();
         $item = array_merge($item, $this->_get_parents(bbp_get_reply_topic_id($reply_id)));
         if (!bbp_is_reply_edit()) {
             $item[] = bbp_get_reply_title($reply_id);
         } else {
             $item[] = '<span typeof="v:Breadcrumb"><a href="' . bbp_get_reply_url($reply_id) . '"  property="v:title" rel="v:url"><span>' . bbp_get_reply_title($reply_id) . '</span></a></span>';
             $item[] = __('Edit', DH_DOMAIN);
         }
     } elseif (bbp_is_single_forum()) {
         $forum_id = get_queried_object_id();
         $forum_parent_id = bbp_get_forum_parent_id($forum_id);
         if (0 !== $forum_parent_id) {
             $item = array_merge($item, $this->_get_parents($forum_parent_id));
         }
         $item[] = bbp_get_forum_title($forum_id);
     } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
         if (bbp_is_single_user_edit()) {
             $item[] = '<span typeof="v:Breadcrumb"><a href="' . bbp_get_user_profile_url() . '"  property="v:title" rel="v:url" ><span>' . bbp_get_displayed_user_field('display_name') . '</span></a></span>';
             $item[] = __('Edit', DH_DOMAIN);
         } else {
             $item[] = bbp_get_displayed_user_field('display_name');
         }
     }
     return $item;
 }

 function cupid_breadcrumb_get_bbpress_items()
 {
     $item = array();
     $post_type_object = get_post_type_object(bbp_get_forum_post_type());
     if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
         $item[] = '<li typeof="v:Breadcrumb"><a rel="v:url" property="v:title" href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '">' . bbp_get_forum_archive_title() . '</a></li>';
     }
     if (bbp_is_forum_archive()) {
         $item['last'] = bbp_get_forum_archive_title();
     } elseif (bbp_is_topic_archive()) {
         $item['last'] = bbp_get_topic_archive_title();
     } elseif (bbp_is_single_view()) {
         $item['last'] = bbp_get_view_title();
     } elseif (bbp_is_single_topic()) {
         $topic_id = get_queried_object_id();
         $item = array_merge($item, cupid_breadcrumb_get_parents(bbp_get_topic_forum_id($topic_id)));
         if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
             $item[] = '<li typeof="v:Breadcrumb"><a rel="v:url" property="v:title" href="' . bbp_get_topic_permalink($topic_id) . '">' . bbp_get_topic_title($topic_id) . '</a></li>';
         } else {
             $item['last'] = bbp_get_topic_title($topic_id);
         }
         if (bbp_is_topic_split()) {
             $item['last'] = __('Split', 'cupid');
         } elseif (bbp_is_topic_merge()) {
             $item['last'] = __('Merge', 'cupid');
         } elseif (bbp_is_topic_edit()) {
             $item['last'] = __('Edit', 'cupid');
         }
     } elseif (bbp_is_single_reply()) {
         $reply_id = get_queried_object_id();
         $item = array_merge($item, cupid_breadcrumb_get_parents(bbp_get_reply_topic_id($reply_id)));
         if (!bbp_is_reply_edit()) {
             $item['last'] = bbp_get_reply_title($reply_id);
         } else {
             $item[] = '<li typeof="v:Breadcrumb"><a rel="v:url" property="v:title" href="' . bbp_get_reply_url($reply_id) . '">' . bbp_get_reply_title($reply_id) . '</a></li>';
             $item['last'] = __('Edit', 'cupid');
         }
     } elseif (bbp_is_single_forum()) {
         $forum_id = get_queried_object_id();
         $forum_parent_id = bbp_get_forum_parent_id($forum_id);
         if (0 !== $forum_parent_id) {
             $item = array_merge($item, cupid_breadcrumb_get_parents($forum_parent_id));
         }
         $item['last'] = bbp_get_forum_title($forum_id);
     } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
         if (bbp_is_single_user_edit()) {
             $item[] = '<li typeof="v:Breadcrumb"><a rel="v:url" property="v:title" href="' . bbp_get_user_profile_url() . '">' . bbp_get_displayed_user_field('display_name') . '</a></li>';
             $item['last'] = __('Edit', 'cupid');
         } else {
             $item['last'] = bbp_get_displayed_user_field('display_name');
         }
     }
     return apply_filters('cupid_breadcrumb_get_bbpress_items', $item);
 }

/**
 * Return value of forum parent
 *
 * @since bbPress (r3551)
 *
 * @uses bbp_is_topic_edit() To check if it's the topic edit page
 * @uses bbp_get_forum_parent_id() To get the topic forum id
 * @uses apply_filters() Calls 'bbp_get_form_forum_parent' with the forum
 * @return string Value of topic content field
 */
function bbp_get_form_forum_parent()
{
    // Get _POST data
    if ('post' == strtolower($_SERVER['REQUEST_METHOD']) && isset($_POST['bbp_forum_id'])) {
        $forum_parent = $_POST['bbp_forum_id'];
    } elseif (bbp_is_forum_edit()) {
        $forum_parent = bbp_get_forum_parent_id();
    } else {
        $forum_parent = 0;
    }
    return apply_filters('bbp_get_form_forum_parent', esc_attr($forum_parent));
}

//.........这里部分代码省略.........
                 foreach ($breadcrumbs as $crumb) {
                     echo $crumb . '' . $delimiter;
                 }
                 echo get_the_title();
             } elseif (is_attachment()) {
                 $parent = get_post($post->post_parent);
                 $cat = get_the_category($parent->ID);
                 $cat = $cat[0];
                 /* admin@innodron.com patch:
                 			   Fix for Catchable fatal error: Object of class WP_Error could not be converted to string
                 			   ref: https://wordpress.org/support/topic/catchable-fatal-error-object-of-class-wp_error-could-not-be-converted-to-string-11
                 			*/
                 echo is_wp_error($cat_parents = get_category_parents($cat, TRUE, '' . $delimiter . '')) ? '' : $cat_parents;
                 /* end admin@innodron.com patch */
                 echo '<a href="' . get_permalink($parent) . '">' . $parent->post_title . '</a>' . $delimiter;
                 echo get_the_title();
             } elseif (is_search()) {
                 echo __('Search results for &ldquo;', 'mk_framework') . get_search_query() . '&rdquo;';
             } elseif (is_tag()) {
                 echo __('Tag &ldquo;', 'mk_framework') . single_tag_title('', false) . '&rdquo;';
             } elseif (is_author()) {
                 $userdata = get_userdata(get_the_author_meta('ID'));
                 echo __('Author:', 'mk_framework') . ' ' . $userdata->display_name;
             } elseif (is_day()) {
                 echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a>' . $delimiter;
                 echo '<a href="' . get_month_link(get_the_time('Y'), get_the_time('m')) . '">' . get_the_time('F') . '</a>' . $delimiter;
                 echo get_the_time('d');
             } elseif (is_month()) {
                 echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a>' . $delimiter;
                 echo get_the_time('F');
             } elseif (is_year()) {
                 echo get_the_time('Y');
             }
         }
     }
     if (get_query_var('paged')) {
         echo ' (' . __('Page', 'mk_framework') . ' ' . get_query_var('paged') . ')';
     }
     if (is_tax()) {
         $term = get_term_by('slug', get_query_var('term'), get_query_var('taxonomy'));
         if (function_exists('is_woocommerce') && is_woocommerce() && is_archive()) {
             echo $delimiter;
         }
         echo '<span>' . $term->name . '</span>';
     }
     if (function_exists('is_bbpress') && is_bbpress()) {
         $item = array();
         $post_type_object = get_post_type_object(bbp_get_forum_post_type());
         if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
             $item[] = '<a href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '">' . bbp_get_forum_archive_title() . '</a>';
         }
         if (bbp_is_forum_archive()) {
             $item[] = bbp_get_forum_archive_title();
         } elseif (bbp_is_topic_archive()) {
             $item[] = bbp_get_topic_archive_title();
         } elseif (bbp_is_single_view()) {
             $item[] = bbp_get_view_title();
         } elseif (bbp_is_single_topic()) {
             $topic_id = get_queried_object_id();
             $item = array_merge($item, mk_breadcrumbs_get_parents(bbp_get_topic_forum_id($topic_id)));
             if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
                 $item[] = '<a href="' . bbp_get_topic_permalink($topic_id) . '">' . bbp_get_topic_title($topic_id) . '</a>';
             } else {
                 $item[] = bbp_get_topic_title($topic_id);
             }
             if (bbp_is_topic_split()) {
                 $item[] = __('Split', 'mk_framework');
             } elseif (bbp_is_topic_merge()) {
                 $item[] = __('Merge', 'mk_framework');
             } elseif (bbp_is_topic_edit()) {
                 $item[] = __('Edit', 'mk_framework');
             }
         } elseif (bbp_is_single_reply()) {
             $reply_id = get_queried_object_id();
             $item = array_merge($item, mk_breadcrumbs_get_parents(bbp_get_reply_topic_id($reply_id)));
             if (!bbp_is_reply_edit()) {
                 $item[] = bbp_get_reply_title($reply_id);
             } else {
                 $item[] = '<a href="' . bbp_get_reply_url($reply_id) . '">' . bbp_get_reply_title($reply_id) . '</a>';
                 $item[] = __('Edit', 'mk_framework');
             }
         } elseif (bbp_is_single_forum()) {
             $forum_id = get_queried_object_id();
             $forum_parent_id = bbp_get_forum_parent_id($forum_id);
             if (0 !== $forum_parent_id) {
                 $item = array_merge($item, mk_breadcrumbs_get_parents($forum_parent_id));
             }
             $item[] = bbp_get_forum_title($forum_id);
         } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
             if (bbp_is_single_user_edit()) {
                 $item[] = '<a href="' . bbp_get_user_profile_url() . '">' . bbp_get_displayed_user_field('display_name') . '</a>';
                 $item[] = __('Edit', 'mk_framework');
             } else {
                 $item[] = bbp_get_displayed_user_field('display_name');
             }
         }
         echo implode($delimiter, $item);
     }
     echo "</div></div>";
 }

/**
 * Return value of forum parent
 *
 * @since bbPress (r3551)
 *
 * @uses bbp_is_topic_edit() To check if it's the topic edit page
 * @uses bbp_get_forum_parent_id() To get the topic forum id
 * @uses apply_filters() Calls 'bbp_get_form_forum_parent' with the forum
 * @return string Value of topic content field
 */
function bbp_get_form_forum_parent()
{
    // Get _POST data
    if (bbp_is_post_request() && isset($_POST['bbp_forum_id'])) {
        $forum_parent = $_POST['bbp_forum_id'];
        // Get edit data
    } elseif (bbp_is_forum_edit()) {
        $forum_parent = bbp_get_forum_parent_id();
        // No data
    } else {
        $forum_parent = 0;
    }
    return apply_filters('bbp_get_form_forum_parent', esc_attr($forum_parent));
}

/**
 * Gets the items for the breadcrumb item if bbPress is installed.
 *
 * @since 0.4
 *
 * @param array $args Mixed arguments for the menu.
 * @return array List of items to be shown in the item.
 */
function breadcrumbs_plus_get_bbpress_items($args = array())
{
    $item = array();
    $post_type_object = get_post_type_object(bbp_get_forum_post_type());
    if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
        if (function_exists('bp_is_active')) {
            global $bp;
            // we're outside the loop!
            // Assign some variables here
            $page1 = isset($bp->members->root_slug) ? $bp->members->root_slug : '';
            // slug for the Members page. The BuddyPress default is 'members'.
            $page2 = isset($bp->groups->root_slug) ? $bp->groups->root_slug : '';
            // slug for the Groups page. The BuddyPress default is 'groups'.
            $page3 = isset($bp->activity->root_slug) ? $bp->activity->root_slug : '';
            // slug for the Activity page. The BuddyPress default is 'activity'.
            $page4 = isset($bp->forums->root_slug) ? $bp->forums->root_slug : '';
            // slug for the Forums page. The BuddyPress default is 'forums'.
            $page5 = isset($bp->achievements->root_slug) ? $bp->achievements->root_slug : '';
            // slug for the Achievements page. The BuddyPress default is 'achievements'.
            if (!bp_is_blog_page() && (is_page() || is_page($page1) || is_page($page2) || is_page($page3) || is_page($page4) || is_page($page5)) && !bp_is_user() && !bp_is_single_item() && !bp_is_register_page()) {
                $item[] = '';
            }
            if (bp_is_user() && !bp_is_register_page()) {
                $item[] = '';
            }
        } else {
            //$item[] = '<div class="vbreadcrumb" typeof="v:Breadcrumb"><a href="' . get_post_type_archive_link( bbp_get_forum_post_type() ) . '" rel="v:url" property="v:title">' . bbp_get_forum_archive_title() . '</a></div>';
        }
    }
    if (bbp_is_forum_archive()) {
        $item[] = bbp_get_forum_archive_title();
    } else {
        $item[] = '<div class="vbreadcrumb" typeof="v:Breadcrumb"><a href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '" rel="v:url" property="v:title">' . bbp_get_forum_archive_title() . '</a></div>';
    }
    if (bbp_is_topic_archive()) {
        $item[] = bbp_get_topic_archive_title();
    } elseif (bbp_is_single_view()) {
        $item[] = bbp_get_view_title();
    } elseif (bbp_is_single_topic()) {
        $topic_id = get_queried_object_id();
        $item = array_merge($item, breadcrumbs_plus_get_parents(bbp_get_topic_forum_id($topic_id)));
        if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
            $item[] = '<div class="vbreadcrumb" typeof="v:Breadcrumb"><a href="' . bbp_get_topic_permalink($topic_id) . '" rel="v:url" property="v:title">' . bbp_get_topic_title($topic_id) . '</a></div>';
        } else {
            $item[] = '';
        }
        if (bbp_is_topic_split()) {
            $item[] = __('Split', 'framework');
        } elseif (bbp_is_topic_merge()) {
            $item[] = __('Merge', 'framework');
        } elseif (bbp_is_topic_edit()) {
            $item[] = __('Edit', 'framework');
        }
    } elseif (bbp_is_single_reply()) {
        $reply_id = get_queried_object_id();
        $item = array_merge($item, breadcrumbs_plus_get_parents(bbp_get_reply_topic_id($reply_id)));
        if (!bbp_is_reply_edit()) {
            $item[] = bbp_get_reply_title($reply_id);
        } else {
            $item[] = '<div class="vbreadcrumb" typeof="v:Breadcrumb"><a href="' . bbp_get_reply_url($reply_id) . '" rel="v:url" property="v:title">' . bbp_get_reply_title($reply_id) . '</a></div>';
            $item[] = __('Edit', 'framework');
        }
    } elseif (bbp_is_single_forum()) {
        $forum_id = get_queried_object_id();
        $forum_parent_id = bbp_get_forum_parent_id($forum_id);
        if (0 !== $forum_parent_id) {
            $item = array_merge($item, breadcrumbs_plus_get_parents($forum_parent_id));
        }
        $item[] = bbp_get_forum_title($forum_id);
    } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
        if (bbp_is_single_user_edit()) {
            $item[] = '<div class="vbreadcrumb" typeof="v:Breadcrumb"><a href="' . bbp_get_user_profile_url() . '" rel="v:url" property="v:title">' . bbp_get_displayed_user_field('display_name') . '</a></div>';
            $item[] = __('Edit', 'framework');
        } else {
            $item[] = bbp_get_displayed_user_field('display_name');
        }
    }
    return apply_filters('breadcrumbs_plus_get_bbpress_items', $item, $args);
}

<ul id="forums-list-<?php 
bbp_forum_id();
?>
" class="bbp-forums">


	<li class="bbp-body">

		<?php 
while (bbp_forums()) {
    bbp_the_forum();
    ?>

			<?php 
    if (bbp_is_forum_category() && !bbp_get_forum_parent_id()) {
        ?>
				<div class="vwbb-forum-cat-section">
					<div class="vwbb-forum-cat-head">
				
						<ul class="forum-titles clearfix">
							<li class="bbp-forum-info"><?php 
        bbp_forum_title();
        ?>
</li>
							<li class="normal bbp-forum-topic-count"><?php 
        _e('Topics', 'bbpress');
        ?>
 / <?php 
        bbp_show_lead_topic() ? _e('Replies', 'bbpress') : _e('Posts', 'bbpress');
        ?>

 /**
  * @group canonical
  * @covers ::bbp_create_initial_content
  */
 public function test_bbp_create_initial_content()
 {
     $category_id = $this->factory->forum->create(array('forum_meta' => array('_bbp_forum_type' => 'category', '_bbp_status' => 'open')));
     bbp_create_initial_content(array('forum_parent' => $category_id));
     $forum_id = bbp_forum_query_subforum_ids($category_id);
     $forum_id = (int) $forum_id[0];
     $topic_id = bbp_get_forum_last_topic_id($forum_id);
     $reply_id = bbp_get_forum_last_reply_id($forum_id);
     // Forum post
     $this->assertSame('General', bbp_get_forum_title($forum_id));
     $this->assertSame('General chit-chat', bbp_get_forum_content($forum_id));
     $this->assertSame('open', bbp_get_forum_status($forum_id));
     $this->assertTrue(bbp_is_forum_public($forum_id));
     $this->assertSame($category_id, bbp_get_forum_parent_id($forum_id));
     // Topic post
     $this->assertSame($forum_id, bbp_get_topic_forum_id($topic_id));
     $this->assertSame('Hello World!', bbp_get_topic_title($topic_id));
     remove_all_filters('bbp_get_topic_content');
     $topic_content = "I am the first topic in your new forums.";
     $this->assertSame($topic_content, bbp_get_topic_content($topic_id));
     $this->assertSame('publish', bbp_get_topic_status($topic_id));
     $this->assertTrue(bbp_is_topic_published($topic_id));
     // Reply post
     $this->assertSame($forum_id, bbp_get_reply_forum_id($reply_id));
     $this->assertSame('Reply To: Hello World!', bbp_get_reply_title($reply_id));
     $this->assertSame($reply_id, bbp_get_reply_title_fallback($reply_id));
     remove_all_filters('bbp_get_reply_content');
     $reply_content = "Oh, and this is what a reply looks like.";
     $this->assertSame($reply_content, bbp_get_reply_content($reply_id));
     $this->assertSame('publish', bbp_get_reply_status($reply_id));
     $this->assertTrue(bbp_is_reply_published($reply_id));
     // Category meta
     $this->assertSame(1, bbp_get_forum_subforum_count($category_id, true));
     $this->assertSame(0, bbp_get_forum_topic_count($category_id, false, true));
     $this->assertSame(0, bbp_get_forum_topic_count_hidden($category_id, true));
     $this->assertSame(0, bbp_get_forum_reply_count($category_id, false, true));
     $this->assertSame(1, bbp_get_forum_topic_count($category_id, true, true));
     $this->assertSame(1, bbp_get_forum_reply_count($category_id, true, true));
     $this->assertSame(0, bbp_get_forum_post_count($category_id, false, true));
     $this->assertSame(2, bbp_get_forum_post_count($category_id, true, true));
     $this->assertSame($topic_id, bbp_get_forum_last_topic_id($category_id));
     $this->assertSame('Hello World!', bbp_get_forum_last_topic_title($category_id));
     $this->assertSame($reply_id, bbp_get_forum_last_reply_id($category_id));
     $this->assertSame('Reply To: Hello World!', bbp_get_forum_last_reply_title($category_id));
     $this->assertSame($reply_id, bbp_get_forum_last_active_id($category_id));
     $this->assertSame('1 day, 16 hours ago', bbp_get_forum_last_active_time($category_id));
     // Forum meta
     $this->assertSame(0, bbp_get_forum_subforum_count($forum_id, true));
     $this->assertSame(1, bbp_get_forum_topic_count($forum_id, false, true));
     $this->assertSame(0, bbp_get_forum_topic_count_hidden($forum_id, true));
     $this->assertSame(1, bbp_get_forum_reply_count($forum_id, false, true));
     $this->assertSame(1, bbp_get_forum_topic_count($forum_id, true, true));
     $this->assertSame(1, bbp_get_forum_reply_count($forum_id, true, true));
     $this->assertSame(2, bbp_get_forum_post_count($forum_id, false, true));
     $this->assertSame(2, bbp_get_forum_post_count($forum_id, true, true));
     $this->assertSame($topic_id, bbp_get_forum_last_topic_id($forum_id));
     $this->assertSame('Hello World!', bbp_get_forum_last_topic_title($forum_id));
     $this->assertSame($reply_id, bbp_get_forum_last_reply_id($forum_id));
     $this->assertSame('Reply To: Hello World!', bbp_get_forum_last_reply_title($forum_id));
     $this->assertSame($reply_id, bbp_get_forum_last_active_id($forum_id));
     $this->assertSame('1 day, 16 hours ago', bbp_get_forum_last_active_time($forum_id));
     // Topic meta
     $this->assertSame('127.0.0.1', bbp_current_author_ip($topic_id));
     $this->assertSame($forum_id, bbp_get_topic_forum_id($topic_id));
     $this->assertSame(1, bbp_get_topic_voice_count($topic_id, true));
     $this->assertSame(1, bbp_get_topic_reply_count($topic_id, true));
     $this->assertSame(0, bbp_get_topic_reply_count_hidden($topic_id, true));
     $this->assertSame($reply_id, bbp_get_topic_last_reply_id($topic_id));
     $this->assertSame($reply_id, bbp_get_topic_last_active_id($topic_id));
     $this->assertSame('1 day, 16 hours ago', bbp_get_topic_last_active_time($topic_id));
     // Reply Meta
     $this->assertSame('127.0.0.1', bbp_current_author_ip($reply_id));
     $this->assertSame($forum_id, bbp_get_reply_forum_id($reply_id));
     $this->assertSame($topic_id, bbp_get_reply_topic_id($reply_id));
 }

//.........这里部分代码省略.........
             // Registration
         } elseif (bp_is_register_page()) {
             $title = SITENAME . ' User Registration';
             $desc = "Register to join the " . SITENAME . " community.";
             $crumbs[] = "User Registration";
             // Activation
         } elseif (bp_is_activation_page()) {
             $title = SITENAME . ' Account Activation';
             $desc = "Activate a pending " . SITENAME . " user account.";
             $crumbs[] = "Account Activation";
         }
         /*--------------------------------------------
         			BBPRESS CONTEXT
         		---------------------------------------------*/
     } elseif (class_exists('bbPress') && is_bbpress()) {
         // bbPress Defaults
         $classes[] = 'bbpress';
         $classes[] = 'forums';
         $crumbs[] = bbp_is_forum_archive() ? "Forums" : '<a href="' . get_post_type_archive_link('forum') . '">Forums</a>';
         // Main Forum Archive
         if (bbp_is_forum_archive()) {
             $title = SITENAME . " Forums";
             $desc = "Get involved in the community on the " . SITENAME . " forums.";
             // Recent Topics
         } elseif (bbp_is_topic_archive()) {
             $title = "Recent Topics in the " . SITENAME . " Forums";
             $desc = "Browse a list of the most recent topics in the " . SITENAME . " Forums.";
             $crumbs[] = "Recent Topics";
             // Single Forum
         } elseif (bbp_is_single_forum()) {
             $title = $object->post_title;
             $desc = $object->post_content;
             // Loop through parent forums
             $parent_id = bbp_get_forum_parent_id($id);
             if (0 != $parent_id) {
                 $crumbs = array_merge($crumbs, $this->parent_crumbs($parent_id));
             }
             $crumbs[] = $object->post_title;
             // Single Topic
         } elseif (bbp_is_single_topic()) {
             $title = $object->post_title;
             $desc = bbp_get_topic_excerpt($id);
             $crumbs = array_merge($crumbs, $this->parent_crumbs(bbp_get_topic_forum_id($id)));
             $crumbs[] = $object->post_title;
             // Edit Topic
         } elseif (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
             $title = 'Edit Topic' . $sep . $object->post_title;
             $desc = bbp_get_topic_excerpt($id);
             $crumbs = array_merge($crumbs, $this->parent_crumbs($id));
             // Tag the specific task
             if (bbp_is_topic_split()) {
                 $crumbs[] = 'Split Topic';
             } elseif (bbp_is_topic_merge()) {
                 $crumbs[] = 'Merge Topic';
             } elseif (bbp_is_topic_edit()) {
                 $crumbs[] = 'Edit Topic';
             }
             // Edit Reply
         } elseif (bbp_is_reply_edit()) {
             $title = 'Edit Reply' . $sep . bbp_get_reply_topic_title($id);
             $desc = bbp_get_reply_excerpt($id);
             $crumbs = array_merge($crumbs, $this->parent_crumbs(bbp_get_reply_topic_id($id)));
             $crumbs[] = 'Edit Reply';
         }
         /*--------------------------------------------
         			WORDPRESS CONTEXT

/**
 * Gets the items for the breadcrumb trail if bbPress is installed.
 *
 * @since 0.5.0
 * @access public
 * @param array $args Mixed arguments for the menu.
 * @return array List of items to be shown in the trail.
 */
function breadcrumb_trail_get_bbpress_items($args = array())
{
    /* Set up a new trail items array. */
    $trail = array();
    /* Get the forum post type object. */
    $post_type_object = get_post_type_object(bbp_get_forum_post_type());
    /* If not viewing the forum root/archive page and a forum archive exists, add it. */
    if (!empty($post_type_object->has_archive) && !bbp_is_forum_archive()) {
        $trail[] = '<a href="' . get_post_type_archive_link(bbp_get_forum_post_type()) . '">' . bbp_get_forum_archive_title() . '</a>';
    }
    /* If viewing the forum root/archive. */
    if (bbp_is_forum_archive()) {
        $trail[] = "<span>" . bbp_get_forum_archive_title() . "</span>";
    } elseif (bbp_is_topic_archive()) {
        $trail[] = "<span>" . bbp_get_topic_archive_title() . "</span>";
    } elseif (bbp_is_topic_tag()) {
        $trail[] = "<span>" . bbp_get_topic_tag_name() . "</span>";
    } elseif (bbp_is_topic_tag_edit()) {
        $trail[] = '<a href="' . bbp_get_topic_tag_link() . '">' . bbp_get_topic_tag_name() . '</a>';
        $trail[] = "<span>" . __('Edit', 'kleo_framework') . "</span>";
    } elseif (bbp_is_single_view()) {
        $trail[] = '<span>' . bbp_get_view_title() . '</span>';
    } elseif (bbp_is_single_topic()) {
        /* Get the queried topic. */
        $topic_id = get_queried_object_id();
        /* Get the parent items for the topic, which would be its forum (and possibly forum grandparents). */
        $trail = array_merge($trail, breadcrumb_trail_get_parents(bbp_get_topic_forum_id($topic_id)));
        /* If viewing a split, merge, or edit topic page, show the link back to the topic.  Else, display topic title. */
        if (bbp_is_topic_split() || bbp_is_topic_merge() || bbp_is_topic_edit()) {
            $trail[] = '<a href="' . bbp_get_topic_permalink($topic_id) . '">' . bbp_get_topic_title($topic_id) . '</a>';
        } else {
            $trail[] = '<span>' . bbp_get_topic_title($topic_id) . '</span>';
        }
        /* If viewing a topic split page. */
        if (bbp_is_topic_split()) {
            $trail[] = "<span>" . __('Split', 'kleo_framework') . "</span>";
        } elseif (bbp_is_topic_merge()) {
            $trail[] = "<span>" . __('Merge', 'kleo_framework') . "</span>";
        } elseif (bbp_is_topic_edit()) {
            $trail[] = "<span>" . __('Edit', 'kleo_framework') . "</span>";
        }
    } elseif (bbp_is_single_reply()) {
        /* Get the queried reply object ID. */
        $reply_id = get_queried_object_id();
        /* Get the parent items for the reply, which should be its topic. */
        $trail = array_merge($trail, breadcrumb_trail_get_parents(bbp_get_reply_topic_id($reply_id)));
        /* If viewing a reply edit page, link back to the reply. Else, display the reply title. */
        if (bbp_is_reply_edit()) {
            $trail[] = '<a href="' . bbp_get_reply_url($reply_id) . '">' . bbp_get_reply_title($reply_id) . '</a>';
            $trail[] = "<span>" . __('Edit', 'kleo_framework') . "</span>";
        } else {
            $trail[] = '<span>' . bbp_get_reply_title($reply_id) . '</span>';
        }
    } elseif (bbp_is_single_forum()) {
        /* Get the queried forum ID and its parent forum ID. */
        $forum_id = get_queried_object_id();
        $forum_parent_id = bbp_get_forum_parent_id($forum_id);
        /* If the forum has a parent forum, get its parent(s). */
        if (0 !== $forum_parent_id) {
            $trail = array_merge($trail, breadcrumb_trail_get_parents($forum_parent_id));
        }
        /* Add the forum title to the end of the trail. */
        $trail[] = '<span>' . bbp_get_forum_title($forum_id) . '</span>';
    } elseif (bbp_is_single_user() || bbp_is_single_user_edit()) {
        if (bbp_is_single_user_edit()) {
            $trail[] = '<a href="' . bbp_get_user_profile_url() . '">' . bbp_get_displayed_user_field('display_name') . '</a>';
            $trail[] = "<span>" . __('Edit', 'kleo_framework') . "</span>";
        } else {
            $trail[] = '<span>' . bbp_get_displayed_user_field('display_name') . '</span>';
        }
    }
    /* Return the bbPress breadcrumb trail items. */
    return apply_filters('breadcrumb_trail_get_bbpress_items', $trail, $args);
}

 /**
  * @covers ::bbp_forum_parent_id
  * @covers ::bbp_get_forum_parent_id
  */
 public function test_bbp_get_forum_parent_id()
 {
     $f1 = $this->factory->forum->create();
     $forum_id = bbp_get_forum_parent_id($f1);
     $this->assertSame(0, $forum_id);
     $f2 = $this->factory->forum->create(array('post_parent' => $f1));
     $forum_id = bbp_get_forum_parent_id($f2);
     $this->assertSame($f1, $forum_id);
 }