/**
  * Delete the comment corresponding to this container.
  * This will actually move the comment to the trash in newer versions of WP.
  *
  * @return bool|WP_error
  */
 function trash_wrapped_object()
 {
     if (wp_trash_comment($this->container_id)) {
         return true;
     } else {
         return new WP_Error('trash_failed', sprintf(__('Can\'t move comment %d to the trash', 'broken-link-checker'), $this->container_id));
     }
 }

 /**
  * Trash a comment
  *
  * Example: wp comment trash 15
  *
  * @param array $args}
  * @param array $assoc_args
  */
 public function trash($args, $assoc_args)
 {
     $comment_id = WP_CLI::get_numeric_arg($args, 0, "Comment ID");
     if (wp_trash_comment($comment_id)) {
         WP_CLI::success("Trashed comment {$comment_id}.");
     } else {
         WP_CLI::error("Failed trashing comment {$comment_id}");
     }
 }

 public function test_cache_is_cleared_when_comment_is_trashed()
 {
     $comment_1 = self::factory()->comment->create_and_get(array('comment_status' => 1, 'comment_date' => '1998-01-01 11:00:00', 'comment_date_gmt' => '1998-01-01 10:00:00'));
     $comment_2 = self::factory()->comment->create_and_get(array('comment_status' => 1, 'comment_date' => '2000-01-02 11:00:00', 'comment_date_gmt' => '2000-01-02 10:00:00'));
     get_lastcommentmodified();
     $this->assertSame(strtotime('2000-01-02 10:00:00'), strtotime(wp_cache_get('lastcommentmodified:server', 'timeinfo')));
     wp_trash_comment($comment_2->comment_ID);
     $this->assertFalse(wp_cache_get('lastcommentmodified:server', 'timeinfo'));
     $this->assertSame(strtotime('1998-01-01 10:00:00'), strtotime(get_lastcommentmodified()));
     $this->assertSame(strtotime('1998-01-01 10:00:00'), strtotime(wp_cache_get('lastcommentmodified:server', 'timeinfo')));
 }

 public function test_wp_untrash_comment()
 {
     wp_trash_comment($this->comment->comment_ID);
     $this->client->do_sync();
     $this->assertEquals(0, $this->server_replica_storage->comment_count('approve'));
     $this->assertEquals(1, $this->server_replica_storage->comment_count('trash'));
     wp_untrash_comment($this->comment->comment_ID);
     $this->client->do_sync();
     $this->assertEquals(1, $this->server_replica_storage->comment_count('approve'));
     $this->assertEquals(0, $this->server_replica_storage->comment_count('trash'));
 }

 private function bulk_comments($doaction, $comment_ids)
 {
     global $wpdb;
     $approved = $unapproved = $spammed = $unspammed = $trashed = $untrashed = $deleted = 0;
     foreach ((array) $comment_ids as $comment_id) {
         // Check the permissions on each
         $_post_id = (int) $wpdb->get_var($wpdb->prepare("SELECT comment_post_ID FROM {$wpdb->comments} WHERE comment_ID = %d", $comment_id));
         if (!current_user_can('edit_post', $_post_id)) {
             continue;
         }
         switch ($doaction) {
             case 'approve':
                 wp_set_comment_status($comment_id, 'approve');
                 $approved++;
                 break;
             case 'unapprove':
                 wp_set_comment_status($comment_id, 'hold');
                 $unapproved++;
                 break;
             case 'spam':
             case 'markspam':
                 if (function_exists('wp_spam_coment')) {
                     wp_spam_comment($comment_id);
                 } else {
                     wp_set_comment_status($comment_id, 'spam');
                 }
                 $spammed++;
                 break;
             case 'unspam':
                 if (function_exists('wp_unspam_comment')) {
                     wp_unspam_comment($comment_id);
                     $unspammed++;
                 }
                 break;
             case 'trash':
                 if (function_exists('wp_trash_comment')) {
                     wp_trash_comment($comment_id);
                     $trashed++;
                 }
                 break;
             case 'untrash':
                 if (function_exists('wp_untrash_comment')) {
                     wp_untrash_comment($comment_id);
                     $untrashed++;
                 }
                 break;
             case 'delete':
                 if (function_exists('wp_delete_comment')) {
                     wp_delete_comment($comment_id);
                 } else {
                     wp_set_comment_status($comment_id, 'delete');
                 }
                 $deleted++;
                 break;
         }
     }
     $redirect_to = $this->referer;
     if (false === strpos($redirect_to, 'edit-comments.php')) {
         $redirect_to = 'edit-comments.php';
     }
     if ($approved) {
         $redirect_to = add_query_arg('approved', $approved, $redirect_to);
     }
     if ($unapproved) {
         $redirect_to = add_query_arg('unapproved', $unapproved, $redirect_to);
     }
     if ($spammed) {
         $redirect_to = add_query_arg('spammed', $spammed, $redirect_to);
     }
     if ($unspammed) {
         $redirect_to = add_query_arg('unspammed', $unspammed, $redirect_to);
     }
     if ($trashed) {
         $redirect_to = add_query_arg('trashed', $trashed, $redirect_to);
     }
     if ($untrashed) {
         $redirect_to = add_query_arg('untrashed', $untrashed, $redirect_to);
     }
     if ($deleted) {
         $redirect_to = add_query_arg('deleted', $deleted, $redirect_to);
     }
     if ($trashed || $spammed) {
         $redirect_to = add_query_arg('ids', join(',', $comment_ids), $redirect_to);
     }
     if ($this->post_id > 0) {
         $redirect_to = add_query_arg('p', $this->post_id, $redirect_to);
     }
     if (isset($_REQUEST['apage'])) {
         $redirect_to = add_query_arg('apage', abs(intval($_REQUEST['apage'])), $redirect_to);
     }
     if (!empty($_REQUEST['mode'])) {
         $redirect_to = add_query_arg('mode', $_REQUEST['mode'], $redirect_to);
     }
     if (!empty($_REQUEST['comment_status'])) {
         $redirect_to = add_query_arg('comment_status', $_REQUEST['comment_status'], $redirect_to);
     }
     if (!empty($_REQUEST['s'])) {
         $redirect_to = add_query_arg('s', $_REQUEST['s'], $redirect_to);
     }
     $this->admin->redirect($redirect_to);
//.........这里部分代码省略.........

     $redir = wp_get_referer();
 } elseif ('' != wp_get_original_referer() && !$noredir) {
     $redir = wp_get_original_referer();
 } elseif (in_array($action, array('approvecomment', 'unapprovecomment'))) {
     $redir = admin_url('edit-comments.php?p=' . absint($comment->comment_post_ID));
 } else {
     $redir = admin_url('edit-comments.php');
 }
 $redir = remove_query_arg(array('spammed', 'unspammed', 'trashed', 'untrashed', 'deleted', 'ids', 'approved', 'unapproved'), $redir);
 switch ($action) {
     case 'deletecomment':
         wp_delete_comment($comment);
         $redir = add_query_arg(array('deleted' => '1'), $redir);
         break;
     case 'trashcomment':
         wp_trash_comment($comment);
         $redir = add_query_arg(array('trashed' => '1', 'ids' => $comment_id), $redir);
         break;
     case 'untrashcomment':
         wp_untrash_comment($comment);
         $redir = add_query_arg(array('untrashed' => '1'), $redir);
         break;
     case 'spamcomment':
         wp_spam_comment($comment);
         $redir = add_query_arg(array('spammed' => '1', 'ids' => $comment_id), $redir);
         break;
     case 'unspamcomment':
         wp_unspam_comment($comment);
         $redir = add_query_arg(array('unspammed' => '1'), $redir);
         break;
     case 'approvecomment':

/**
 * Review Rating comment ajax actions.
 *
 * @since 1.0.0
 * @package GeoDirectory_Review_Rating_Manager
 *
 * @param $request
 * @return bool
 */
function geodir_reviewrating_comment_action($request)
{
    global $wpdb;
    $comment_ids = array();
    if (isset($request['comment_ids']) && $request['comment_ids'] != '') {
        $comment_ids = explode(',', $request['comment_ids']);
    }
    if (!empty($comment_ids) && $request['comment_ids'] != '') {
        if (!wp_verify_nonce($_REQUEST['_wpnonce'], 'geodir_review_action_nonce')) {
            return false;
        }
        foreach ($comment_ids as $comment_id) {
            if ($comment_id != '') {
                switch ($request['comment_action']) {
                    case 'deletecomment':
                        wp_delete_comment($comment_id);
                        break;
                    case 'trashcomment':
                        wp_trash_comment($comment_id);
                        break;
                    case 'untrashcomment':
                        wp_untrash_comment($comment_id);
                        break;
                    case 'spamcomment':
                        wp_spam_comment($comment_id);
                        break;
                    case 'unspamcomment':
                        wp_unspam_comment($comment_id);
                        break;
                    case 'approvecomment':
                        wp_set_comment_status($comment_id, 'approve');
                        break;
                    case 'unapprovecomment':
                        wp_set_comment_status($comment_id, 'hold');
                        break;
                }
            }
        }
        if (isset($request['geodir_comment_search'])) {
            $geodir_commentsearch = $request['geodir_comment_search'];
        }
        if (isset($request['geodir_comment_posttype'])) {
            $post_type = $request['geodir_comment_posttype'];
        }
        $status = $request['subtab'];
        $orderby = 'comment_date_gmt';
        $order = 'DESC';
        if (isset($request['geodir_comment_sort'])) {
            if ($request['geodir_comment_sort'] == 'oldest') {
                $orderby = 'comment_date_gmt';
                $order = 'ASC';
            }
        }
        if (isset($request['paged']) && $request['paged'] != '') {
            $paged = $request['paged'];
        } else {
            $paged = 1;
        }
        $show_post = $request['show_post'];
        $defaults = array('paged' => $paged, 'show_post' => $show_post, 'orderby' => $orderby, 'order' => $order, 'post_type' => $post_type, 'comment_approved' => $status, 'user_id' => '', 'search' => $geodir_commentsearch);
        $comments = geodir_reviewrating_get_comments($defaults);
        geodir_reviewrating_show_comments($comments['comments']);
    }
    if (isset($request['gd_tab_head'])) {
        geodir_reviewrating_show_tab_head($request['gd_tab_head']);
    }
    exit;
}

/**
 * Trashes or deletes a comment.
 *
 * The comment is moved to trash instead of permanently deleted unless trash is
 * disabled, item is already in the trash, or $force_delete is true.
 *
 * The post comment count will be updated if the comment was approved and has a
 * post ID available.
 *
 * @since 2.0.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param int|WP_Comment $comment_id   Comment ID or WP_Comment object.
 * @param bool           $force_delete Whether to bypass trash and force deletion. Default is false.
 * @return bool True on success, false on failure.
 */
function wp_delete_comment($comment_id, $force_delete = false)
{
    global $wpdb;
    if (!($comment = get_comment($comment_id))) {
        return false;
    }
    if (!$force_delete && EMPTY_TRASH_DAYS && !in_array(wp_get_comment_status($comment), array('trash', 'spam'))) {
        return wp_trash_comment($comment_id);
    }
    /**
     * Fires immediately before a comment is deleted from the database.
     *
     * @since 1.2.0
     *
     * @param int $comment_id The comment ID.
     */
    do_action('delete_comment', $comment->comment_ID);
    // Move children up a level.
    $children = $wpdb->get_col($wpdb->prepare("SELECT comment_ID FROM {$wpdb->comments} WHERE comment_parent = %d", $comment->comment_ID));
    if (!empty($children)) {
        $wpdb->update($wpdb->comments, array('comment_parent' => $comment->comment_parent), array('comment_parent' => $comment->comment_ID));
        clean_comment_cache($children);
    }
    // Delete metadata
    $meta_ids = $wpdb->get_col($wpdb->prepare("SELECT meta_id FROM {$wpdb->commentmeta} WHERE comment_id = %d", $comment->comment_ID));
    foreach ($meta_ids as $mid) {
        delete_metadata_by_mid('comment', $mid);
    }
    if (!$wpdb->delete($wpdb->comments, array('comment_ID' => $comment->comment_ID))) {
        return false;
    }
    /**
     * Fires immediately after a comment is deleted from the database.
     *
     * @since 2.9.0
     *
     * @param int $comment_id The comment ID.
     */
    do_action('deleted_comment', $comment->comment_ID);
    $post_id = $comment->comment_post_ID;
    if ($post_id && $comment->comment_approved == 1) {
        wp_update_comment_count($post_id);
    }
    clean_comment_cache($comment->comment_ID);
    /** This action is documented in wp-includes/comment-functions.php */
    do_action('wp_set_comment_status', $comment->comment_ID, 'delete');
    wp_transition_comment_status('delete', $comment->comment_approved, $comment);
    return true;
}

 /**
  * Delete a product review.
  *
  * @param WP_REST_Request $request Full details about the request
  * @return WP_Error|boolean
  */
 public function delete_item($request)
 {
     $product_review_id = is_array($request['id']) ? $request['id']['id'] : $request['id'];
     $force = isset($request['force']) ? (bool) $request['force'] : false;
     $product_review = get_comment($product_review_id);
     if (empty($product_review_id) || empty($product_review->comment_ID) || empty($product_review->comment_post_ID)) {
         return new WP_Error('woocommerce_rest_product_review_invalid_id', __('Invalid product review ID.', 'woocommerce'), array('status' => 404));
     }
     /**
      * Filter whether a product review is trashable.
      *
      * Return false to disable trash support for the product review.
      *
      * @param boolean $supports_trash        Whether the object supports trashing.
      * @param WP_Post $product_review        The object being considered for trashing support.
      */
     $supports_trash = apply_filters('rest_product_review_trashable', EMPTY_TRASH_DAYS > 0, $product_review);
     $request->set_param('context', 'edit');
     $response = $this->prepare_item_for_response($product_review, $request);
     if ($force) {
         $result = wp_delete_comment($product_review_id, true);
     } else {
         if (!$supports_trash) {
             return new WP_Error('rest_trash_not_supported', __('The product review does not support trashing.', 'woocommerce'), array('status' => 501));
         }
         if ('trash' === $product_review->comment_approved) {
             return new WP_Error('rest_already_trashed', __('The comment has already been trashed.', 'woocommerce'), array('status' => 410));
         }
         $result = wp_trash_comment($product_review->comment_ID);
     }
     if (!$result) {
         return new WP_Error('rest_cannot_delete', __('The product review cannot be deleted.', 'woocommerce'), array('status' => 500));
     }
     /**
      * Fires after a product review is deleted via the REST API.
      *
      * @param object           $product_review  The deleted item.
      * @param WP_REST_Response $response        The response data.
      * @param WP_REST_Request  $request         The request sent to the API.
      */
     do_action('rest_delete_product_review', $product_review, $response, $request);
     return $response;
 }

function spc_manage_contest($contest_id = 0)
{
    global $wpdb;
    switch ($_POST['submit_task']) {
        case 'Pubish':
            if (count($_POST['pid']) > 0) {
                foreach ($_POST['pid'] as $value) {
                    wp_update_comment(array('comment_ID' => $value, 'comment_approved' => 1));
                }
            }
            break;
        case 'UnPublish':
            if (count($_POST['pid']) > 0) {
                foreach ($_POST['pid'] as $value) {
                    wp_update_comment(array('comment_ID' => $value, 'comment_approved' => 0));
                }
            }
            break;
        case 'Delete':
            if (count($_POST['pid']) > 0) {
                foreach ($_POST['pid'] as $value) {
                    wp_trash_comment($value);
                }
            }
            break;
        default:
            break;
    }
    $sql = "SELECT * FROM " . $wpdb->spc_contest . " WHERE " . $wpdb->spc_contest . ".contest_id <> 0 ";
    if ($contest_id) {
        $sql .= " AND " . $wpdb->spc_contest . ".contest_id = " . $contest_id;
    }
    $results = $wpdb->get_results($sql, ARRAY_A);
    //spc_dg($results);
    ?>
 <form name="listform" id="listform" action="admin.php?page=spc-manage-participant" method="POST">
  <table class="widefat">  
        <thead>  
         <tr>
         <td colspan="6">
         <b>Action :</b> &nbsp;&nbsp;&nbsp;
	         <input class="button" type="submit" name="submit_task" value="Approve">
	         &nbsp;&nbsp;
	         <input class="button" type="submit" name="submit_task" value="UnApprove">
	         &nbsp;&nbsp;
	         <input class="button" type="submit" name="submit_task" value="Delete">
         </td>
         </tr>    
        <tr>
        <th scope="col">Select</th>  
        <th scope="col">PostID</th>  
		<th scope="col">Desciption</th>
		<th scope="col">Start-End Date</th>
		<th scope="col">Upload End Date</th>
		<th scope="col">Contest Status</th>
		<th scope="col">Photo MaxUpload/user</th>
		<th scope="col">Action</th>
		<th scope="col"></th>
        </tr>
        </thead>
        <tbody id="the-list">
       
        <?php 
    $cnt = 0;
    foreach ($results as $val) {
        echo "<tr " . ($cnt % 2 == 0 ? ' class="alternate"' : '') . ">\n";
        echo "<th scope=\"row\" style=\"text-align: center\"><input type=\"checkbox\" value=\"" . $val['contest_id'] . "\" name=\"pid[]\" id=\"cb" . $val['contest_id'] . "\"/></th>";
        echo "<th scope=\"row\" style=\"text-align: center\">" . $val['contest_postid'] . "</th>\n";
        echo "<th  scope=\"row\">";
        $temp = "<table border='0'>";
        $temp .= "<tr><th colspan='2'>Title: " . $val['contest_title'] . "</th></tr>";
        $temp .= "<tr><th valign='top'><p>" . $val['contest_description'] . "</p></th></tr>";
        $temp .= "</table>";
        echo $temp;
        echo "</th>";
        echo "<th  scope=\"row\">" . $val['contest_startdate'] . " until " . $val['contest_enddate'] . "</th>";
        echo "<th  scope=\"row\">" . $val['contest_uploadenddate'] . "</th>";
        echo "<th  scope=\"row\">" . $val['contest_status'] . "</th>";
        echo "<th  scope=\"row\">" . $val['contest_maxupload'] . "</th>";
        echo "<th  scope=\"row\"><button class=\"button\" onclick=\"location.href='./admin.php?page=spc-addedit&contestID=" . $val['contest_id'] . "';\">EDIT</button></th>";
        echo "</tr>\n";
    }
    ?>
        
        </tbody>
    </table>
    </form>
    <?php 
}

 private function delete_comment($action)
 {
     $comment_id = intval($_REQUEST['c']);
     check_admin_referer('delete-comment_' . $comment_id);
     $noredir = isset($_REQUEST['noredir']);
     if (!($comment = get_comment($comment_id))) {
         $this->base->ks_die(__('Oops, no comment with this ID.') . sprintf(' <a href="%s">' . __('Go back') . '</a>!', 'edit-comments.php'), '', false);
         //exit;
     }
     if (!current_user_can('edit_post', $comment->comment_post_ID)) {
         $this->base->ks_die(__('You are not allowed to edit comments on this post.'));
     }
     $redir = $this->referer;
     if (empty($redir) || $noredir || false !== strpos($redir, 'comment.php')) {
         $redir = 'edit-comments.php';
     }
     switch ($action) {
         case 'deletecomment':
             wp_delete_comment($comment_id);
             $redir = add_query_arg(array('deleted' => 1), $redir);
             break;
         case 'trashcomment':
             if (function_exists('wp_trash_comment')) {
                 wp_trash_comment($comment_id);
                 $redir = add_query_arg(array('trashed' => '1', 'ids' => $comment_id), $redir);
             }
             break;
         case 'untrashcomment':
             if (function_exists('wp_untrash_comment')) {
                 wp_untrash_comment($comment_id);
                 $redir = add_query_arg(array('untrashed' => '1'), $redir);
             }
             break;
         case 'spamcomment':
             if (function_exists('wp_spam_comment')) {
                 wp_spam_comment($comment_id);
             } else {
                 wp_set_comment_status($comment_id, 'spam');
             }
             $redir = add_query_arg(array('spammed' => '1', 'ids' => $comment_id), $redir);
             break;
         case 'unspamcomment':
             if (function_exists('wp_spam_comment')) {
                 wp_unspam_comment($comment_id);
                 $redir = add_query_arg(array('unspammed' => '1'), $redir);
             }
             break;
     }
     $this->admin->redirect($redir);
     exit;
 }

 public function test_wp_count_comments_cache()
 {
     $post_id = self::factory()->post->create(array('post_status' => 'publish'));
     $comment_id = self::factory()->comment->create(array('comment_approved' => '1', 'comment_post_ID' => $post_id));
     $count1 = wp_count_comments($post_id);
     $this->assertEquals(1, $count1->approved);
     $this->assertEquals(0, $count1->moderated);
     $this->assertEquals(0, $count1->spam);
     $this->assertEquals(0, $count1->trash);
     $this->assertEquals(0, $count1->{'post-trashed'});
     $this->assertEquals(1, $count1->total_comments);
     $this->assertEquals(1, $count1->all);
     $all_count1 = wp_count_comments();
     $this->assertEquals(1, $all_count1->approved);
     $this->assertEquals(0, $all_count1->moderated);
     $this->assertEquals(0, $all_count1->spam);
     $this->assertEquals(0, $all_count1->trash);
     $this->assertEquals(0, $all_count1->{'post-trashed'});
     $this->assertEquals(1, $all_count1->total_comments);
     $this->assertEquals(1, $all_count1->all);
     wp_spam_comment($comment_id);
     $count2 = wp_count_comments($post_id);
     $this->assertEquals(0, $count2->approved);
     $this->assertEquals(0, $count2->moderated);
     $this->assertEquals(1, $count2->spam);
     $this->assertEquals(0, $count2->trash);
     $this->assertEquals(0, $count2->{'post-trashed'});
     $this->assertEquals(1, $count2->total_comments);
     $this->assertEquals(0, $count2->all);
     $all_count2 = wp_count_comments();
     $this->assertEquals(0, $all_count2->approved);
     $this->assertEquals(0, $all_count2->moderated);
     $this->assertEquals(1, $all_count2->spam);
     $this->assertEquals(0, $all_count2->trash);
     $this->assertEquals(0, $all_count2->{'post-trashed'});
     $this->assertEquals(1, $all_count2->total_comments);
     $this->assertEquals(0, $all_count2->all);
     wp_trash_comment($comment_id);
     $count3 = wp_count_comments($post_id);
     $this->assertEquals(0, $count3->approved);
     $this->assertEquals(0, $count3->moderated);
     $this->assertEquals(0, $count3->spam);
     $this->assertEquals(1, $count3->trash);
     $this->assertEquals(0, $count3->{'post-trashed'});
     $this->assertEquals(0, $count3->total_comments);
     $this->assertEquals(0, $count3->all);
     $all_count3 = wp_count_comments();
     $this->assertEquals(0, $all_count3->approved);
     $this->assertEquals(0, $all_count3->moderated);
     $this->assertEquals(0, $all_count3->spam);
     $this->assertEquals(1, $all_count3->trash);
     $this->assertEquals(0, $all_count3->{'post-trashed'});
     $this->assertEquals(0, $all_count3->total_comments);
     $this->assertEquals(0, $all_count3->all);
     wp_untrash_comment($comment_id);
     $count4 = wp_count_comments($post_id);
     $this->assertEquals(0, $count4->approved);
     $this->assertEquals(0, $count4->moderated);
     $this->assertEquals(1, $count4->spam);
     $this->assertEquals(0, $count4->trash);
     $this->assertEquals(0, $count4->{'post-trashed'});
     $this->assertEquals(1, $count4->total_comments);
     $this->assertEquals(0, $count4->all);
     $all_count4 = wp_count_comments();
     $this->assertEquals(0, $all_count4->approved);
     $this->assertEquals(0, $all_count4->moderated);
     $this->assertEquals(1, $all_count4->spam);
     $this->assertEquals(0, $all_count4->trash);
     $this->assertEquals(0, $all_count4->{'post-trashed'});
     $this->assertEquals(1, $all_count4->total_comments);
     $this->assertEquals(0, $all_count4->all);
 }

 /**
  * @group bp_blogs_transition_activity_status
  * @group bp_blogs_remove_comment
  */
 public function test_bp_blogs_remove_comment_should_remove_spammed_activity_comment()
 {
     // save the current user and override logged-in user
     $old_user = get_current_user_id();
     $u = $this->factory->user->create();
     $this->set_current_user($u);
     $userdata = get_userdata($u);
     // create the blog post
     $post_id = $this->factory->post->create(array('post_status' => 'publish', 'post_type' => 'post', 'post_title' => 'First title'));
     // let's use activity comments instead of single "new_blog_comment" activity items
     add_filter('bp_disable_blogforum_comments', '__return_false');
     $c1 = wp_new_comment(array('comment_post_ID' => $post_id, 'comment_author' => $userdata->user_nicename, 'comment_author_url' => 'http://buddypress.org', 'comment_author_email' => $userdata->user_email, 'comment_content' => 'this is a blog comment', 'comment_type' => '', 'comment_parent' => 0, 'user_id' => $u));
     // save the corresponding activity comment ID
     $a1 = bp_activity_get_activity_id(array('type' => 'activity_comment', 'display_comments' => 'stream', 'meta_query' => array(array('key' => 'bp_blogs_post_comment_id', 'value' => $c1))));
     // trash the parent comment.
     // corresponding activity comment should now be marked as spam
     // @see bp_blogs_transition_activity_status()
     wp_trash_comment($c1);
     // now permanently delete the comment
     wp_delete_comment($c1, true);
     // activity comment should no longer exist
     $a = bp_activity_get(array('in' => $a1, 'display_comments' => 'stream', 'spam' => 'all'));
     // this is a convoluted way of testing if the activity comment still exists
     $this->assertTrue(empty($a['activities'][0]));
     // reset
     $this->set_current_user($old_user);
     remove_filter('bp_disable_blogforum_comments', '__return_false');
 }

/**
 * Removes comment ID and maybe updates post comment count.
 *
 * The post comment count will be updated if the comment was approved and has a
 * post ID available.
 *
 * @since 2.0.0
 * @uses $wpdb
 * @uses do_action() Calls 'delete_comment' hook on comment ID
 * @uses do_action() Calls 'wp_set_comment_status' hook on comment ID with 'delete' set for the second parameter
 * @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
 *
 * @param int $comment_id Comment ID
 * @return bool False if delete comment query failure, true on success.
 */
function wp_delete_comment($comment_id)
{
    global $wpdb;
    if (!($comment = get_comment($comment_id))) {
        return false;
    }
    if (wp_get_comment_status($comment_id) != 'trash' && wp_get_comment_status($comment_id) != 'spam' && EMPTY_TRASH_DAYS > 0) {
        return wp_trash_comment($comment_id);
    }
    do_action('delete_comment', $comment_id);
    delete_comment_meta($comment_id, '_wp_trash_meta_status');
    delete_comment_meta($comment_id, '_wp_trash_meta_time');
    if (!$wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->comments} WHERE comment_ID = %d LIMIT 1", $comment_id))) {
        return false;
    }
    // Move children up a level.
    $children = $wpdb->get_col($wpdb->prepare("SELECT comment_ID FROM {$wpdb->comments} WHERE comment_parent = %d", $comment_id));
    if (!empty($children)) {
        $wpdb->update($wpdb->comments, array('comment_parent' => $comment->comment_parent), array('comment_parent' => $comment_id));
        clean_comment_cache($children);
    }
    $post_id = $comment->comment_post_ID;
    if ($post_id && $comment->comment_approved == 1) {
        wp_update_comment_count($post_id);
    }
    clean_comment_cache($comment_id);
    do_action('wp_set_comment_status', $comment_id, 'delete');
    wp_transition_comment_status('delete', $comment->comment_approved, $comment);
    return true;
}

//.........这里部分代码省略.........
  * @uses WP_Idea_Stream_Group->remove_from_group() to remove one or more ideas from a group
  * @uses wp_get_referer() to get the url the user came from
  * @uses wp_spam_comment() to spam a comment made on an idea
  * @uses wp_trash_comment() to trash a comment made on an idea
  * @uses wp_idea_stream_add_message() to add a feedback to display to the user once redirected
  * @uses bp_core_redirect() to safely redirect the user
  */
 public function group_actions()
 {
     if (!bp_is_group()) {
         return;
     }
     $group = groups_get_current_group();
     // This part is to catch the group status before it might be updated
     if ('group-settings' == bp_get_group_current_admin_tab() && bp_is_item_admin()) {
         $this->group_update_ideas_stati = $group;
         if (!empty($_POST['group-status']) && in_array($_POST['group-status'], array('public', 'private', 'hidden'))) {
             $this->group_update_ideas_stati->new_status = $_POST['group-status'];
         }
     }
     // This part is for ideastream moderation actions.
     if (!(bp_is_current_action(wp_idea_stream_root_slug()) && wp_idea_stream_action_get_slug() == bp_action_variable(0) && bp_action_variable(1))) {
         return;
     }
     $feedback = array();
     // Default to group's home
     $redirect = $this->group_ideas_archive_url($group, true);
     switch (bp_action_variable(1)) {
         case 'remove-idea':
             check_admin_referer('group-remove-idea');
             if (!bp_action_variable(2)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Removing the idea failed.', 'wp-idea-stream');
                 break;
             }
             $idea_id = absint(bp_action_variable(2));
             if (!wp_idea_stream_user_can('remove_group_ideas')) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Removing the idea failed. You do not have the capability to remove ideas.', 'wp-idea-stream');
                 break;
             }
             if (false === $this->remove_from_group($idea_id, $group->id)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Removing the idea failed.', 'wp-idea-stream');
                 $redirect = wp_get_referer();
             } else {
                 $feedback['type'] = 'success';
                 $feedback['content'] = __('The idea was successfully removed.', 'wp-idea-stream');
             }
             break;
         case 'spam-comment':
             check_admin_referer('group-spam-comment');
             $redirect = wp_get_referer();
             if (!bp_action_variable(2)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Spamming the comment failed.', 'wp-idea-stream');
                 break;
             }
             $comment_id = absint(bp_action_variable(2));
             if (!wp_idea_stream_user_can('spam_group_idea_comments')) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Spamming the comment failed. You do not have the capability to spam comments.', 'wp-idea-stream');
                 break;
             }
             if (false === wp_spam_comment($comment_id)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Spamming the comment failed.', 'wp-idea-stream');
             } else {
                 $feedback['type'] = 'success';
                 $feedback['content'] = __('The comment was successfully marked as spam.', 'wp-idea-stream');
             }
             break;
         case 'trash-comment':
             check_admin_referer('group-trash-comment');
             $redirect = wp_get_referer();
             if (!bp_action_variable(2)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Deleting the comment failed.', 'wp-idea-stream');
                 break;
             }
             $comment_id = absint(bp_action_variable(2));
             if (!wp_idea_stream_user_can('trash_group_idea_comments')) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Deleting the comment failed. You do not have the capability to delete comments.', 'wp-idea-stream');
                 break;
             }
             if (false === wp_trash_comment($comment_id)) {
                 $feedback['type'] = 'error';
                 $feedback['content'] = __('Deleting the comment failed.', 'wp-idea-stream');
             } else {
                 $feedback['type'] = 'success';
                 $feedback['content'] = __('The comment was successfully deleted.', 'wp-idea-stream');
             }
             break;
     }
     if (!empty($feedback)) {
         wp_idea_stream_add_message($feedback);
         bp_core_redirect($redirect);
     }
 }

/**
 * Removes comment ID and maybe updates post comment count.
 *
 * The post comment count will be updated if the comment was approved and has a
 * post ID available.
 *
 * @since 2.0.0
 * @uses $wpdb
 * @uses do_action() Calls 'delete_comment' hook on comment ID
 * @uses do_action() Calls 'deleted_comment' hook on comment ID after deletion, on success
 * @uses do_action() Calls 'wp_set_comment_status' hook on comment ID with 'delete' set for the second parameter
 * @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
 *
 * @param int $comment_id Comment ID
 * @return bool False if delete comment query failure, true on success.
 */
function wp_delete_comment($comment_id)
{
    global $wpdb;
    if (!($comment = get_comment($comment_id))) {
        return false;
    }
    if (wp_get_comment_status($comment_id) != 'trash' && wp_get_comment_status($comment_id) != 'spam' && EMPTY_TRASH_DAYS > 0) {
        return wp_trash_comment($comment_id);
    }
    do_action('delete_comment', $comment_id);
    // Move children up a level.
    $children = $wpdb->get_col($wpdb->prepare("SELECT comment_ID FROM {$wpdb->comments} WHERE comment_parent = %d", $comment_id));
    if (!empty($children)) {
        $wpdb->update($wpdb->comments, array('comment_parent' => $comment->comment_parent), array('comment_parent' => $comment_id));
        clean_comment_cache($children);
    }
    // Delete metadata
    $meta_ids = $wpdb->get_col($wpdb->prepare("SELECT meta_id FROM {$wpdb->commentmeta} WHERE comment_id = %d ", $comment_id));
    if (!empty($meta_ids)) {
        do_action('delete_commentmeta', $meta_ids);
        $in_meta_ids = "'" . implode("', '", $meta_ids) . "'";
        $wpdb->query("DELETE FROM {$wpdb->commentmeta} WHERE meta_id IN ({$in_meta_ids})");
        do_action('deleted_commentmeta', $meta_ids);
    }
    if (!$wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->comments} WHERE comment_ID = %d LIMIT 1", $comment_id))) {
        return false;
    }
    do_action('deleted_comment', $comment_id);
    $post_id = $comment->comment_post_ID;
    if ($post_id && $comment->comment_approved == 1) {
        wp_update_comment_count($post_id);
    }
    clean_comment_cache($comment_id);
    do_action('wp_set_comment_status', $comment_id, 'delete');
    wp_transition_comment_status('delete', $comment->comment_approved, $comment);
    return true;
}

 private function trash_comment($id)
 {
     return wp_trash_comment($id);
 }

 /**
  * Set the comment_status of a given comment object when creating or updating a comment.
  *
  * @param string|int $new_status
  * @param object     $comment
  * @return boolean   $changed
  */
 protected function handle_status_param($new_status, $comment)
 {
     $old_status = wp_get_comment_status($comment->comment_ID);
     if ($new_status === $old_status) {
         return false;
     }
     switch ($new_status) {
         case 'approved':
         case 'approve':
         case '1':
             $changed = wp_set_comment_status($comment->comment_ID, 'approve');
             break;
         case 'hold':
         case '0':
             $changed = wp_set_comment_status($comment->comment_ID, 'hold');