diff options
Diffstat (limited to 'lib/api/helpers.rb')
| -rw-r--r-- | lib/api/helpers.rb | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/lib/api/helpers.rb b/lib/api/helpers.rb index a4df810e755..312ef90915f 100644 --- a/lib/api/helpers.rb +++ b/lib/api/helpers.rb @@ -97,11 +97,9 @@ module API end def paginate(relation) - per_page = params[:per_page].to_i - paginated = relation.page(params[:page]).per(per_page) - add_pagination_headers(paginated, per_page) - - paginated + relation.page(params[:page]).per(params[:per_page].to_i).tap do |data| + add_pagination_headers(data) + end end def authenticate! @@ -327,16 +325,26 @@ module API private - def add_pagination_headers(paginated, per_page) + def add_pagination_headers(paginated_data) + header 'X-Total', paginated_data.total_count.to_s + header 'X-Total-Pages', paginated_data.total_pages.to_s + header 'X-Per-Page', paginated_data.limit_value.to_s + header 'X-Page', paginated_data.current_page.to_s + header 'X-Next-Page', paginated_data.next_page.to_s + header 'X-Prev-Page', paginated_data.prev_page.to_s + header 'Link', pagination_links(paginated_data) + end + + def pagination_links(paginated_data) request_url = request.url.split('?').first links = [] - links << %(<#{request_url}?page=#{paginated.current_page - 1}&per_page=#{per_page}>; rel="prev") unless paginated.first_page? - links << %(<#{request_url}?page=#{paginated.current_page + 1}&per_page=#{per_page}>; rel="next") unless paginated.last_page? - links << %(<#{request_url}?page=1&per_page=#{per_page}>; rel="first") - links << %(<#{request_url}?page=#{paginated.total_pages}&per_page=#{per_page}>; rel="last") + links << %(<#{request_url}?page=#{paginated_data.current_page - 1}&per_page=#{paginated_data.limit_value}>; rel="prev") unless paginated_data.first_page? + links << %(<#{request_url}?page=#{paginated_data.current_page + 1}&per_page=#{paginated_data.limit_value}>; rel="next") unless paginated_data.last_page? + links << %(<#{request_url}?page=1&per_page=#{paginated_data.limit_value}>; rel="first") + links << %(<#{request_url}?page=#{paginated_data.total_pages}&per_page=#{paginated_data.limit_value}>; rel="last") - header 'Link', links.join(', ') + links.join(', ') end def abilities |