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EWF/library/server/ewsgi/specification/connector/wgi_rescue_execution.e
Jocelyn Fiat d43c4edb7d Updated the default rescue response (i.e when exception or bad internal error occurs).
Factorized the implementation in WGI_RESCUE_EXECUTION, and now by redefining the `WGI_EXECUTION.execute_rescue (...)` procedure, it is possible to have a custom response on such rescued execution.
2018-05-30 17:28:24 +02:00

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note
description: "Execution when an exception occurred."
date: "$Date$"
revision: "$Revision$"
class
WGI_RESCUE_EXECUTION
inherit
WGI_EXPORTER
SHARED_HTML_ENCODER
feature -- Execution
execute (req: detachable WGI_REQUEST; res: detachable WGI_RESPONSE; e: detachable EXCEPTION)
-- Exception or internal error occurred, return the eventual trace
-- as response.
-- `req` and `res` may be available for processing.
local
s: STRING
do
if
res /= Void and then
e /= Void and then
attached e.trace as l_trace
then
if not res.status_is_set then
res.set_status_code ({HTTP_STATUS_CODE}.internal_server_error, Void)
end
create s.make_empty
s.append ("<pre>")
s.append (html_encoder.encoded_string (l_trace))
s.append ("</pre>")
if not res.header_committed then
-- Overwrite any header previously set.
res.put_header_text ("Content-Type: text/html%R%NContent-Length: " + s.count.out + "%R%N%R%N")
end
if res.message_writable then
res.put_string (s)
end
res.push
end
end
end