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ROC/modules/basic_auth/handler/cms_basic_auth_logoff_handler.e

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note
description: "Summary description for {CMS_BASIC_AUTH_LOGOFF_HANDLER}."
date: "$Date$"
revision: "$Revision$"
class
CMS_BASIC_AUTH_LOGOFF_HANDLER
inherit
CMS_HANDLER
WSF_URI_HANDLER
rename
execute as uri_execute,
new_mapping as new_uri_mapping
end
WSF_RESOURCE_HANDLER_HELPER
redefine
do_get
end
REFACTORING_HELPER
create
make
feature -- execute
execute (req: WSF_REQUEST; res: WSF_RESPONSE)
-- Execute request handler.
do
execute_methods (req, res)
end
uri_execute (req: WSF_REQUEST; res: WSF_RESPONSE)
-- Execute request handler.
do
execute_methods (req, res)
end
feature -- HTTP Methods
do_get (req: WSF_REQUEST; res: WSF_RESPONSE)
-- <Precursor>
local
l_page: CMS_RESPONSE
l_url: STRING
i: INTEGER
l_message: STRING
do
api.logger.put_information (generator + ".do_get Processing basic auth logoff", Void)
if attached req.query_parameter ("prompt") as l_prompt then
api.unset_current_user (req)
send_access_denied_message (res)
else
create {GENERIC_VIEW_CMS_RESPONSE} l_page.make (req, res, api)
api.unset_current_user (req)
l_page.set_status_code ({HTTP_STATUS_CODE}.unauthorized) -- Note: can not use {HTTP_STATUS_CODE}.unauthorized for redirection
l_url := req.absolute_script_url ("")
i := l_url.substring_index ("://", 1)
if i > 0 then
-- Note: this is a hack to have the logout effective on various browser
-- (firefox requires this).
l_url.replace_substring ("://_logout_basic_auth_@", i, i + 2)
end
if
attached req.http_user_agent as l_user_agent and then
browser_name (l_user_agent).is_case_insensitive_equal_general ("Firefox")
then
-- Set status to refirect
-- and redirect to the host page.
l_page.set_status_code ({HTTP_STATUS_CODE}.found)
l_page.set_redirection (l_url)
end
create l_message.make_from_string (logout_message)
l_message.replace_substring_all ("$site_login", req.absolute_script_url ("/account/roc-login"))
l_message.replace_substring_all ("$site_home", req.absolute_script_url (""))
l_page.set_main_content (l_message)
l_page.execute
end
end
browser_name (a_user_agent: READABLE_STRING_8): READABLE_STRING_32
-- Browser name.
-- Must contain Must not contain
-- Firefox Firefox/xyz Seamonkey/xyz
-- Seamonkey Seamonkey/xyz
-- Chrome Chrome/xyz Chromium/xyz
-- Chromium Chromium/xyz
-- Safari Safari/xyz Chrome/xyz
-- Chromium/xyz
-- Opera OPR/xyz [1]
-- Opera/xyz [2]
-- Internet Explorer ;MSIE xyz; Internet Explorer doesn't put its name in the BrowserName/VersionNumber format
do
if
a_user_agent.has_substring ("Firefox") and then
not a_user_agent.has_substring ("Seamonkey")
then
Result := "Firefox"
elseif a_user_agent.has_substring ("Seamonkey") then
Result := "Seamonkey"
elseif a_user_agent.has_substring ("Chrome") and then not a_user_agent.has_substring ("Chromium")then
Result := "Chrome"
elseif a_user_agent.has_substring ("Chromium") then
Result := "Chromiun"
elseif a_user_agent.has_substring ("Safari") and then not (a_user_agent.has_substring ("Chrome") or else a_user_agent.has_substring ("Chromium")) then
Result := "Safari"
elseif a_user_agent.has_substring ("OPR") or else a_user_agent.has_substring ("Opera") then
Result := "Opera"
elseif a_user_agent.has_substring ("MSIE") or else a_user_agent.has_substring ("Trident")then
Result := "Internet Explorer"
else
Result := "Unknown"
end
end
feature {NONE}-- Lougout Message
logout_message: STRING = "[
<div class="cms-logout-message">
<h2>You are now signed out</h2>
<p>You can <a href="$site_login">log</a> in again, or go to the <a href="$site_home">front page</a>.</p>
</div>
]"
end