Updated Restbucks examples, handle not method allowed
in a better way, added the readme file.
This commit is contained in:
jvelilla
@@ -16,6 +16,9 @@ inherit
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DEFAULT_WGI_APPLICATION
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WGI_RESPONSE_STATUS_CODES
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create
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make
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@@ -45,147 +48,30 @@ feature {NONE} -- Initialization
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feature -- Execution
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execute_default (req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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-- I'm using this method to handle the method not allowed response
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-- in the case that the given uri does not have a corresponding http method
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-- to handle it.
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local
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h: EWF_HEADER
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l_url: STRING
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e: EXECUTION_ENVIRONMENT
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n: INTEGER
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i: INTEGER
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h : EWF_HEADER
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l_description : STRING
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l_api_doc : STRING
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do
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create h.make
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l_url := req.script_url ("/home")
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n := 3
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h.put_refresh (l_url, 5)
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res.set_status_code (200)
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res.write_headers_string (h.string)
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from
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create e
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until
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n = 0
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loop
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if n > 1 then
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res.write_string ("Redirected to " + l_url + " in " + n.out + " seconds :%N")
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else
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res.write_string ("Redirected to " + l_url + " in 1 second :%N")
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end
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res.flush
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from
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i := 1
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until
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i = 1001
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loop
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res.write_string (".")
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if i \\ 100 = 0 then
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res.write_string ("%N")
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if req.content_length_value > 0 then
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req.input.read_stream (req.content_length_value.as_integer_32)
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end
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res.flush
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e.sleep (1_000_000)
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i := i + 1
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end
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res.write_string ("%N")
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n := n - 1
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end
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res.write_string ("You are now being redirected...%N")
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res.flush
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create h.make
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h.put_status (method_not_allowed)
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h.put_content_type ("application/json")
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l_api_doc := "%NPlease check the API%NURI:/order METHOD: POST%NURI:/order/{orderid} METHOD: GET, PUT, DELETE%N"
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l_description := req.request_method + req.request_uri + " is not allowed" + "%N" + l_api_doc
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h.put_content_length (l_description.count)
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h.add_header ("Date:"+ ((create{HTTP_DATE_TIME_UTILITIES}).now_utc).formatted_out ("ddd,[0]dd mmm yyyy [0]hh:[0]mi:[0]ss.ff2") + " GMT")
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res.set_status_code (method_not_allowed)
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res.write_headers_string (h.string)
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res.write_string (l_description)
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end
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execute_home (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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res.write_header (200, <<["Content-Type", "text/html"]>>)
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res.write_string ("<html><body>Hello World ?!%N")
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res.write_string ("<h3>Please try the following links</h3><ul>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/") + "%">default</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello") + "%">/hello</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello.html/Joce") + "%">/hello.html/Joce</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello.json/Joce") + "%">/hello.json/Joce</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello/Joce.html") + "%">/hello/Joce.html</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello/Joce.xml") + "%">/hello/Joce.xml</a></li>%N")
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res.write_string ("<li><a href=%""+ req.script_url ("/hello/Joce") + "%">/hello/Joce</a></li>%N")
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res.write_string ("</ul>%N")
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if attached req.item ("REQUEST_COUNT") as rqc then
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res.write_string ("request #"+ rqc.as_string + "%N")
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end
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res.write_string ("</body></html>%N")
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end
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execute_hello (req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER; a_name: detachable READABLE_STRING_32; ctx: REQUEST_HANDLER_CONTEXT)
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local
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l_response_content_type: detachable STRING
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msg: STRING
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h: EWF_HEADER
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content_type_supported: ARRAY [STRING]
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do
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if a_name /= Void then
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msg := "Hello %"" + a_name + "%" !%N"
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else
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msg := "Hello anonymous visitor !%N"
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end
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content_type_supported := <<{HTTP_CONSTANTS}.json_app, {HTTP_CONSTANTS}.html_text, {HTTP_CONSTANTS}.xml_text, {HTTP_CONSTANTS}.plain_text>>
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inspect ctx.request_format_id ("format", content_type_supported)
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when {HTTP_FORMAT_CONSTANTS}.json then
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l_response_content_type := {HTTP_CONSTANTS}.json_app
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msg := "{%N%"application%": %"/hello%",%N %"message%": %"" + msg + "%" %N}"
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when {HTTP_FORMAT_CONSTANTS}.html then
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l_response_content_type := {HTTP_CONSTANTS}.html_text
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when {HTTP_FORMAT_CONSTANTS}.xml then
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l_response_content_type := {HTTP_CONSTANTS}.xml_text
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msg := "<response><application>/hello</application><message>" + msg + "</message></response>%N"
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when {HTTP_FORMAT_CONSTANTS}.text then
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l_response_content_type := {HTTP_CONSTANTS}.plain_text
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else
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execute_content_type_not_allowed (req, res, content_type_supported,
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<<{HTTP_FORMAT_CONSTANTS}.json_name, {HTTP_FORMAT_CONSTANTS}.html_name, {HTTP_FORMAT_CONSTANTS}.xml_name, {HTTP_FORMAT_CONSTANTS}.text_name>>
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)
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end
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if l_response_content_type /= Void then
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create h.make
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h.put_status (200)
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h.put_content_type (l_response_content_type)
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h.put_content_length (msg.count)
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res.set_status_code (200)
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res.write_headers_string (h.string)
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-- res.write_header (200, <<
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-- ["Content-Type", l_response_content_type],
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-- ["Content-Length", msg.count.out
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-- >>)
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res.write_string (msg)
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end
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end
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handle_hello (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, Void, ctx)
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end
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handle_anonymous_hello (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, ctx.string_parameter ("name"), ctx)
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end
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handle_method_any (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, req.request_method, ctx)
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end
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handle_method_get (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, "GET", ctx)
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end
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handle_method_post (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, "POST", ctx)
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end
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handle_method_get_or_post (ctx: REQUEST_URI_TEMPLATE_HANDLER_CONTEXT; req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
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do
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execute_hello (req, res, "GET or POST", ctx)
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end
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note
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copyright: "2011-2011, Eiffel Software and others"
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license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
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