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implemented OPTIONS * except for Allow header

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This commit is contained in:
Colin Adams
2013-03-17 08:09:04 +00:00
parent d01f47f1ee
commit cda8e75f4c
2 changed files with 78 additions and 3 deletions
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80
library/server/wsf/router/wsf_routed_service.e
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@@ -4,8 +4,11 @@ note
date: "$Date$"
revision: "$Revision$"
deferred class
WSF_ROUTED_SERVICE
deferred class WSF_ROUTED_SERVICE
inherit
WSF_SYSTEM_OPTIONS_ACCESS_POLICY
feature -- Initialization
@@ -47,6 +50,9 @@ feature -- Execution
handle_unavailable (res)
elseif maximum_uri_length > 0 and then req.request_uri.count.to_natural_32 > maximum_uri_length then
handle_request_uri_too_long (res)
elseif req.request_method.as_upper.same_string ({HTTP_REQUEST_METHODS}.method_options) and then
req.request_uri.same_string ("*") then
handle_server_options (req, res)
elseif attached router.dispatch_and_return_handler (req, res) as p then
-- executed
else
@@ -165,7 +171,7 @@ feature {NONE} -- Implementation
end
handle_request_uri_too_long (res: WSF_RESPONSE)
-- Write "Request URI too long" response to `res'.
-- Write "Request URI too long" response into `res'.
require
res_attached: res /= Void
local
@@ -182,6 +188,74 @@ feature {NONE} -- Implementation
res.put_string (m)
end
handle_server_options (req: WSF_REQUEST; res: WSF_RESPONSE)
-- Write response to OPTIONS * into `res'.
require
req_attached: req /= Void
res_attached: res /= Void
method_is_options: req.request_method.as_upper.same_string ({HTTP_REQUEST_METHODS}.method_options)
server_options_requested: req.request_uri.same_string ("*")
do
--| TODO - should first check if forbidden.
--| (N.B. authentication requires an absoluteURI (RFC3617 page 3), and so cannot be used for OPTIONS *.
--| Otherwise construct an Allow response automatically from the router.
if is_system_options_forbidden then
handle_system_options_forbidden (req, res)
else
handle_system_options (req, res)
end
end
handle_system_options_forbidden (req: WSF_REQUEST; res: WSF_RESPONSE)
-- Write a 403 Forbidden or a 404 Not found response into `res'.
require
req_attached: req /= Void
res_attached: res /= Void
method_is_options: req.request_method.as_upper.same_string ({HTTP_REQUEST_METHODS}.method_options)
server_options_requested: req.request_uri.same_string ("*")
local
m: detachable READABLE_STRING_8
h: HTTP_HEADER
do
m := system_options_forbidden_text (req)
if attached {READABLE_STRING_8} m as l_msg then
create h.make
h.put_content_type_text_plain
h.put_current_date
h.put_content_length (l_msg.count)
res.set_status_code ({HTTP_STATUS_CODE}.forbidden)
res.put_header_text (h.string)
res.put_string (l_msg)
else
create h.make
h.put_content_type_text_plain
h.put_current_date
h.put_content_length (0)
res.set_status_code ({HTTP_STATUS_CODE}.not_found)
res.put_header_text (h.string)
end
end
handle_system_options (req: WSF_REQUEST; res: WSF_RESPONSE)
-- Write response to OPTIONS * into `res'.
-- This may be redefined by the user, but normally this will not be necessary.
require
req_attached: req /= Void
res_attached: res /= Void
method_is_options: req.request_method.as_upper.same_string ({HTTP_REQUEST_METHODS}.method_options)
server_options_requested: req.request_uri.same_string ("*")
local
h: HTTP_HEADER
do
create h.make
h.put_content_type_text_plain
h.put_current_date
--| TODO - add Allow header for all permitted methods.
h.put_content_length (0)
res.set_status_code ({HTTP_STATUS_CODE}.ok)
res.put_header_text (h.string)
end
invariant
unavailblity_message_attached: unavailable implies unavailablity_message /= Void