- Adopted deferred WGI_VALUE design for Result type of *_parameter and similar functions

- Adopted the ITERATION_CURSOR [WGI_VALUE] design for *_parameters and similar functions
- renamed parameter as item
- provided helper function to handle "string" value parameters

Experimental for now.
This commit is contained in:
Jocelyn Fiat
2011-09-14 14:54:06 +02:00
parent 4bcea900a6
commit 5626e03aa8
11 changed files with 402 additions and 152 deletions

View File

@@ -78,7 +78,7 @@ feature -- Server
do do
create req.make (env, create {EWF_NINO_INPUT_STREAM}.make (a_input)) create req.make (env, create {EWF_NINO_INPUT_STREAM}.make (a_input))
create res.make (create {EWF_NINO_OUTPUT_STREAM}.make (a_output)) create res.make (create {EWF_NINO_OUTPUT_STREAM}.make (a_output))
req.set_meta_variable ("RAW_HEADER_DATA", a_headers_text) req.set_meta_string_variable ("RAW_HEADER_DATA", a_headers_text)
application.execute (req, res) application.execute (req, res)
end end

View File

@@ -0,0 +1,71 @@
note
description: "Summary description for {WGI_STRING_VALUE}."
author: ""
date: "$Date$"
revision: "$Revision$"
class
WGI_STRING_VALUE
inherit
WGI_VALUE
create
make
convert
as_string: {READABLE_STRING_32, STRING_32}
feature {NONE} -- Initialization
make (a_name: like name; a_value: like value)
do
name := a_name
value := a_value
end
feature -- Access
name: READABLE_STRING_GENERAL
value: READABLE_STRING_32
feature -- Helper
same_string (a_other: READABLE_STRING_GENERAL): BOOLEAN
-- Does `a_other' represent the same string as `Current'?
do
Result := value.same_string_general (a_other)
end
is_case_insensitive_equal (a_other: READABLE_STRING_8): BOOLEAN
-- Does `a_other' represent the same case insensitive string as `Current'?
local
v: like value
do
v := value
if v = a_other then
Result := True
elseif v.is_valid_as_string_8 then
Result := v.is_case_insensitive_equal (a_other)
end
end
feature -- Conversion
as_string: STRING_32
do
create Result.make_from_string (value)
end
;note
copyright: "2011-2011, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
5949 Hollister Ave., Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end

View File

@@ -89,14 +89,14 @@ feature -- Access: extra values
feature -- Access: CGI meta variables feature -- Access: CGI meta variables
meta_variable (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 meta_variable (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Environment variable related to `a_name' -- Environment variable related to `a_name'
require require
a_name_valid: a_name /= Void and then not a_name.is_empty a_name_valid: a_name /= Void and then not a_name.is_empty
deferred deferred
end end
meta_variables: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] meta_variables: ITERATION_CURSOR [WGI_VALUE]
-- These variables are specific to requests made with HTTP. -- These variables are specific to requests made with HTTP.
-- Interpretation of these variables may depend on the value of -- Interpretation of these variables may depend on the value of
-- SERVER_PROTOCOL. -- SERVER_PROTOCOL.
@@ -575,28 +575,14 @@ feature -- Extra CGI environment variables
deferred deferred
end end
--feature -- Access: execution variables
-- execution_variables: WGI_VARIABLES [STRING_32]
-- -- Execution variables set by the application
-- deferred
-- end
-- execution_variable (a_name: STRING): detachable STRING_32
-- -- Execution variable related to `a_name'
-- require
-- a_name_valid: a_name /= Void and then not a_name.is_empty
-- deferred
-- end
feature -- Query string Parameters feature -- Query string Parameters
query_parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] query_parameters: ITERATION_CURSOR [WGI_VALUE]
-- Variables extracted from QUERY_STRING -- Variables extracted from QUERY_STRING
deferred deferred
end end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 query_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Parameter for name `n'. -- Parameter for name `n'.
require require
a_name_valid: a_name /= Void and then not a_name.is_empty a_name_valid: a_name /= Void and then not a_name.is_empty
@@ -605,12 +591,12 @@ feature -- Query string Parameters
feature -- Form fields and related feature -- Form fields and related
form_data_parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] form_data_parameters: ITERATION_CURSOR [WGI_VALUE]
-- Variables sent by POST request -- Variables sent by POST request
deferred deferred
end end
form_data_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 form_data_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Field for name `a_name'. -- Field for name `a_name'.
require require
a_name_valid: a_name /= Void and then not a_name.is_empty a_name_valid: a_name /= Void and then not a_name.is_empty
@@ -630,12 +616,12 @@ feature -- Form fields and related
feature -- Cookies feature -- Cookies
cookies: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] cookies: ITERATION_CURSOR [WGI_VALUE]
-- Expanded cookies variable -- Expanded cookies variable
deferred deferred
end end
cookie (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 cookie (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Field for name `a_name'. -- Field for name `a_name'.
require require
a_name_valid: a_name /= Void and then not a_name.is_empty a_name_valid: a_name /= Void and then not a_name.is_empty
@@ -644,14 +630,26 @@ feature -- Cookies
feature -- Access: global variable feature -- Access: global variable
parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] parameters: like items
obsolete "use items"
do
Result := items
end
parameter (a_name: READABLE_STRING_GENERAL): like item
obsolete "use item"
do
Result := item (a_name)
end
items: ITERATION_CURSOR [WGI_VALUE]
-- Table containing all the various variables -- Table containing all the various variables
-- Warning: this is computed each time, if you change the content of other containers -- Warning: this is computed each time, if you change the content of other containers
-- this won't update this Result's content, unless you query it again -- this won't update this Result's content, unless you query it again
deferred deferred
end end
parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 item (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Variable named `a_name' from any of the variables container -- Variable named `a_name' from any of the variables container
-- and following a specific order -- and following a specific order
-- execution, environment, get, post, cookies -- execution, environment, get, post, cookies

View File

@@ -0,0 +1,48 @@
note
description: "Summary description for {WGI_VALUE}."
author: ""
date: "$Date$"
revision: "$Revision$"
deferred class
WGI_VALUE
convert
as_string: {READABLE_STRING_32, STRING_32}
feature -- Access
name: READABLE_STRING_GENERAL
-- Parameter name
deferred
end
feature -- Helper
same_string (a_other: READABLE_STRING_GENERAL): BOOLEAN
-- Does `a_other' represent the same string as `Current'?
deferred
end
is_case_insensitive_equal (a_other: READABLE_STRING_8): BOOLEAN
-- Does `a_other' represent the same case insensitive string as `Current'?
deferred
end
feature -- Query
as_string: STRING_32
deferred
end
note
copyright: "2011-2011, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
5949 Hollister Ave., Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end

View File

@@ -34,33 +34,33 @@ feature {NONE} -- Initialization
analyze analyze
end end
set_meta_parameters (a_vars: HASH_TABLE [READABLE_STRING_8, READABLE_STRING_8]) set_meta_parameters (a_vars: HASH_TABLE [READABLE_STRING_8, READABLE_STRING_GENERAL])
-- Fill with variable from `a_vars' -- Fill with variable from `a_vars'
local local
s: like meta_variable s: like meta_string_variable
table: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
do do
create {STRING_32} empty_string.make_empty create {STRING_32} empty_string.make_empty
create table.make (a_vars.count) create table.make (a_vars.count)
meta_variables := table meta_variables_table := table
from from
a_vars.start a_vars.start
until until
a_vars.after a_vars.after
loop loop
table.force (a_vars.item_for_iteration, a_vars.key_for_iteration) table.force (new_string_value (a_vars.key_for_iteration, a_vars.item_for_iteration), a_vars.key_for_iteration)
a_vars.forth a_vars.forth
end end
--| QUERY_STRING --| QUERY_STRING
query_string := meta_parameter_or_default ({WGI_META_NAMES}.query_string, empty_string, False) query_string := meta_string_variable_or_default ({WGI_META_NAMES}.query_string, empty_string, False)
--| REQUEST_METHOD --| REQUEST_METHOD
request_method := meta_parameter_or_default ({WGI_META_NAMES}.request_method, empty_string, False) request_method := meta_string_variable_or_default ({WGI_META_NAMES}.request_method, empty_string, False)
--| CONTENT_TYPE --| CONTENT_TYPE
s := meta_variable ({WGI_META_NAMES}.content_type) s := meta_string_variable ({WGI_META_NAMES}.content_type)
if s /= Void and then not s.is_empty then if s /= Void and then not s.is_empty then
content_type := s content_type := s
else else
@@ -68,7 +68,7 @@ feature {NONE} -- Initialization
end end
--| CONTENT_LENGTH --| CONTENT_LENGTH
s := meta_variable ({WGI_META_NAMES}.content_length) s := meta_string_variable ({WGI_META_NAMES}.content_length)
content_length := s content_length := s
if s /= Void and then s.is_natural_64 then if s /= Void and then s.is_natural_64 then
content_length_value := s.to_natural_64 content_length_value := s.to_natural_64
@@ -77,13 +77,13 @@ feature {NONE} -- Initialization
end end
--| PATH_INFO --| PATH_INFO
path_info := meta_parameter_or_default ({WGI_META_NAMES}.path_info, empty_string, False) path_info := meta_string_variable_or_default ({WGI_META_NAMES}.path_info, empty_string, False)
--| SERVER_NAME --| SERVER_NAME
server_name := meta_parameter_or_default ({WGI_META_NAMES}.server_name, empty_string, False) server_name := meta_string_variable_or_default ({WGI_META_NAMES}.server_name, empty_string, False)
--| SERVER_PORT --| SERVER_PORT
s := meta_variable ({WGI_META_NAMES}.server_port) s := meta_string_variable ({WGI_META_NAMES}.server_port)
if s /= Void and then s.is_integer then if s /= Void and then s.is_integer then
server_port := s.to_integer server_port := s.to_integer
else else
@@ -91,16 +91,16 @@ feature {NONE} -- Initialization
end end
--| SCRIPT_NAME --| SCRIPT_NAME
script_name := meta_parameter_or_default ({WGI_META_NAMES}.script_name, empty_string, False) script_name := meta_string_variable_or_default ({WGI_META_NAMES}.script_name, empty_string, False)
--| REMOTE_ADDR --| REMOTE_ADDR
remote_addr := meta_parameter_or_default ({WGI_META_NAMES}.remote_addr, empty_string, False) remote_addr := meta_string_variable_or_default ({WGI_META_NAMES}.remote_addr, empty_string, False)
--| REMOTE_HOST --| REMOTE_HOST
remote_host := meta_parameter_or_default ({WGI_META_NAMES}.remote_host, empty_string, False) remote_host := meta_string_variable_or_default ({WGI_META_NAMES}.remote_host, empty_string, False)
--| REQUEST_URI --| REQUEST_URI
request_uri := meta_parameter_or_default ({WGI_META_NAMES}.request_uri, empty_string, False) request_uri := meta_string_variable_or_default ({WGI_META_NAMES}.request_uri, empty_string, False)
end end
initialize initialize
@@ -114,13 +114,13 @@ feature {NONE} -- Initialization
if attached request_uri as rq_uri then if attached request_uri as rq_uri then
p := rq_uri.index_of ('?', 1) p := rq_uri.index_of ('?', 1)
if p > 0 then if p > 0 then
set_meta_variable (rq_uri.substring (1, p-1), {WGI_META_NAMES}.self) set_meta_string_variable (rq_uri.substring (1, p-1), {WGI_META_NAMES}.self)
else else
set_meta_variable (rq_uri, {WGI_META_NAMES}.self) set_meta_string_variable (rq_uri, {WGI_META_NAMES}.self)
end end
end end
if meta_variable ({WGI_META_NAMES}.request_time) = Void then if meta_variable ({WGI_META_NAMES}.request_time) = Void then
set_meta_variable (date_time_utilities.unix_time_stamp (Void).out, {WGI_META_NAMES}.request_time) set_meta_string_variable (date_time_utilities.unix_time_stamp (Void).out, {WGI_META_NAMES}.request_time)
end end
end end
@@ -160,51 +160,65 @@ feature -- Access extra information
-- Request time (UTC) -- Request time (UTC)
do do
if if
attached meta_variable ({WGI_META_NAMES}.request_time) as t and then attached {WGI_STRING_VALUE} meta_variable ({WGI_META_NAMES}.request_time) as t and then
t.is_integer_64 t.value.is_integer_64
then then
Result := date_time_utilities.unix_time_stamp_to_date_time (t.to_integer_64) Result := date_time_utilities.unix_time_stamp_to_date_time (t.value.to_integer_64)
end end
end end
feature -- Access: CGI meta parameters feature {NONE} -- Access: CGI meta parameters
meta_variables: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] meta_variables_table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
-- CGI Environment parameters -- CGI Environment parameters
meta_variable (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 feature -- Access: CGI meta parameters
-- CGI meta variable related to `a_name'
meta_variables: ITERATION_CURSOR [WGI_VALUE]
do do
Result := meta_variables.item (a_name) Result := meta_variables_table.new_cursor
end end
meta_parameter_or_default (a_name: READABLE_STRING_GENERAL; a_default: READABLE_STRING_32; use_default_when_empty: BOOLEAN): READABLE_STRING_32 meta_variable (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- CGI meta variable related to `a_name'
do
Result := meta_variables_table.item (a_name)
end
meta_string_variable (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
-- CGI meta variable related to `a_name'
do
if attached meta_variables_table.item (a_name) as val then
Result := val.as_string
end
end
meta_string_variable_or_default (a_name: READABLE_STRING_GENERAL; a_default: READABLE_STRING_32; use_default_when_empty: BOOLEAN): READABLE_STRING_32
-- Value for meta parameter `a_name' -- Value for meta parameter `a_name'
-- If not found, return `a_default' -- If not found, return `a_default'
require require
a_name_not_empty: a_name /= Void and then not a_name.is_empty a_name_not_empty: a_name /= Void and then not a_name.is_empty
do do
if attached meta_variable (a_name) as s then if attached meta_variable (a_name) as val then
if use_default_when_empty and then s.is_empty then Result := val.as_string
if use_default_when_empty and then Result.is_empty then
Result := a_default Result := a_default
else
Result := s
end end
else else
Result := a_default Result := a_default
end end
end end
set_meta_variable (a_name: READABLE_STRING_GENERAL; a_value: READABLE_STRING_32) set_meta_string_variable (a_name: READABLE_STRING_GENERAL; a_value: READABLE_STRING_32)
do do
meta_variables.force (a_value, a_name) meta_variables_table.force (new_string_value (a_name, a_value), a_name)
ensure ensure
param_set: meta_variable (a_name) ~ a_value param_set: attached {WGI_STRING_VALUE} meta_variable (a_name) as val and then val ~ a_value
end end
unset_meta_variable (a_name: READABLE_STRING_GENERAL) unset_meta_variable (a_name: READABLE_STRING_GENERAL)
do do
meta_variables.remove (a_name) meta_variables_table.remove (a_name)
ensure ensure
param_unset: meta_variable (a_name) = Void param_unset: meta_variable (a_name) = Void
end end
@@ -221,7 +235,7 @@ feature -- Access: CGI meta parameters - 1.1
gateway_interface: READABLE_STRING_32 gateway_interface: READABLE_STRING_32
do do
Result := meta_parameter_or_default ({WGI_META_NAMES}.gateway_interface, "", False) Result := meta_string_variable_or_default ({WGI_META_NAMES}.gateway_interface, "", False)
end end
path_info: READABLE_STRING_32 path_info: READABLE_STRING_32
@@ -234,7 +248,7 @@ feature -- Access: CGI meta parameters - 1.1
path_translated: detachable READABLE_STRING_32 path_translated: detachable READABLE_STRING_32
do do
Result := meta_variable ({WGI_META_NAMES}.path_translated) Result := meta_string_variable ({WGI_META_NAMES}.path_translated)
end end
query_string: READABLE_STRING_32 query_string: READABLE_STRING_32
@@ -245,12 +259,12 @@ feature -- Access: CGI meta parameters - 1.1
remote_ident: detachable READABLE_STRING_32 remote_ident: detachable READABLE_STRING_32
do do
Result := meta_variable ({WGI_META_NAMES}.remote_ident) Result := meta_string_variable ({WGI_META_NAMES}.remote_ident)
end end
remote_user: detachable READABLE_STRING_32 remote_user: detachable READABLE_STRING_32
do do
Result := meta_variable ({WGI_META_NAMES}.remote_user) Result := meta_string_variable ({WGI_META_NAMES}.remote_user)
end end
request_method: READABLE_STRING_32 request_method: READABLE_STRING_32
@@ -263,12 +277,12 @@ feature -- Access: CGI meta parameters - 1.1
server_protocol: READABLE_STRING_32 server_protocol: READABLE_STRING_32
do do
Result := meta_parameter_or_default ({WGI_META_NAMES}.server_protocol, "HTTP/1.0", True) Result := meta_string_variable_or_default ({WGI_META_NAMES}.server_protocol, "HTTP/1.0", True)
end end
server_software: READABLE_STRING_32 server_software: READABLE_STRING_32
do do
Result := meta_parameter_or_default ({WGI_META_NAMES}.server_software, "Unknown Server", True) Result := meta_string_variable_or_default ({WGI_META_NAMES}.server_software, "Unknown Server", True)
end end
feature -- Access: HTTP_* CGI meta parameters - 1.1 feature -- Access: HTTP_* CGI meta parameters - 1.1
@@ -276,41 +290,41 @@ feature -- Access: HTTP_* CGI meta parameters - 1.1
http_accept: detachable READABLE_STRING_32 http_accept: detachable READABLE_STRING_32
-- Contents of the Accept: header from the current request, if there is one. -- Contents of the Accept: header from the current request, if there is one.
do do
Result := meta_variable ({WGI_META_NAMES}.http_accept) Result := meta_string_variable ({WGI_META_NAMES}.http_accept)
end end
http_accept_charset: detachable READABLE_STRING_32 http_accept_charset: detachable READABLE_STRING_32
-- Contents of the Accept-Charset: header from the current request, if there is one. -- Contents of the Accept-Charset: header from the current request, if there is one.
-- Example: 'iso-8859-1,*,utf-8'. -- Example: 'iso-8859-1,*,utf-8'.
do do
Result := meta_variable ({WGI_META_NAMES}.http_accept_charset) Result := meta_string_variable ({WGI_META_NAMES}.http_accept_charset)
end end
http_accept_encoding: detachable READABLE_STRING_32 http_accept_encoding: detachable READABLE_STRING_32
-- Contents of the Accept-Encoding: header from the current request, if there is one. -- Contents of the Accept-Encoding: header from the current request, if there is one.
-- Example: 'gzip'. -- Example: 'gzip'.
do do
Result := meta_variable ({WGI_META_NAMES}.http_accept_encoding) Result := meta_string_variable ({WGI_META_NAMES}.http_accept_encoding)
end end
http_accept_language: detachable READABLE_STRING_32 http_accept_language: detachable READABLE_STRING_32
-- Contents of the Accept-Language: header from the current request, if there is one. -- Contents of the Accept-Language: header from the current request, if there is one.
-- Example: 'en'. -- Example: 'en'.
do do
Result := meta_variable ({WGI_META_NAMES}.http_accept_language) Result := meta_string_variable ({WGI_META_NAMES}.http_accept_language)
end end
http_connection: detachable READABLE_STRING_32 http_connection: detachable READABLE_STRING_32
-- Contents of the Connection: header from the current request, if there is one. -- Contents of the Connection: header from the current request, if there is one.
-- Example: 'Keep-Alive'. -- Example: 'Keep-Alive'.
do do
Result := meta_variable ({WGI_META_NAMES}.http_connection) Result := meta_string_variable ({WGI_META_NAMES}.http_connection)
end end
http_host: detachable READABLE_STRING_32 http_host: detachable READABLE_STRING_32
-- Contents of the Host: header from the current request, if there is one. -- Contents of the Host: header from the current request, if there is one.
do do
Result := meta_variable ({WGI_META_NAMES}.http_host) Result := meta_string_variable ({WGI_META_NAMES}.http_host)
end end
http_referer: detachable READABLE_STRING_32 http_referer: detachable READABLE_STRING_32
@@ -319,7 +333,7 @@ feature -- Access: HTTP_* CGI meta parameters - 1.1
-- Not all user agents will set this, and some provide the ability to modify HTTP_REFERER as a feature. -- Not all user agents will set this, and some provide the ability to modify HTTP_REFERER as a feature.
-- In short, it cannot really be trusted. -- In short, it cannot really be trusted.
do do
Result := meta_variable ({WGI_META_NAMES}.http_referer) Result := meta_string_variable ({WGI_META_NAMES}.http_referer)
end end
http_user_agent: detachable READABLE_STRING_32 http_user_agent: detachable READABLE_STRING_32
@@ -329,13 +343,13 @@ feature -- Access: HTTP_* CGI meta parameters - 1.1
-- Among other things, you can use this value to tailor your page's -- Among other things, you can use this value to tailor your page's
-- output to the capabilities of the user agent. -- output to the capabilities of the user agent.
do do
Result := meta_variable ({WGI_META_NAMES}.http_user_agent) Result := meta_string_variable ({WGI_META_NAMES}.http_user_agent)
end end
http_authorization: detachable READABLE_STRING_32 http_authorization: detachable READABLE_STRING_32
-- Contents of the Authorization: header from the current request, if there is one. -- Contents of the Authorization: header from the current request, if there is one.
do do
Result := meta_variable ({WGI_META_NAMES}.http_authorization) Result := meta_string_variable ({WGI_META_NAMES}.http_authorization)
end end
feature -- Access: Extension to CGI meta parameters - 1.1 feature -- Access: Extension to CGI meta parameters - 1.1
@@ -354,7 +368,7 @@ feature {NONE} -- Element change: CGI meta parameter related to PATH_INFO
s_attached: s /= Void s_attached: s /= Void
do do
orig_path_info := s orig_path_info := s
set_meta_variable ({WGI_META_NAMES}.orig_path_info, s) set_meta_string_variable ({WGI_META_NAMES}.orig_path_info, s)
end end
unset_orig_path_info unset_orig_path_info
@@ -389,17 +403,17 @@ feature {NONE} -- Element change: CGI meta parameter related to PATH_INFO
end end
end end
feature -- Query parameters feature {NONE} -- Query parameters
query_parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] query_parameters_table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
-- Variables extracted from QUERY_STRING -- Variables extracted from QUERY_STRING
local local
vars: like internal_query_parameters vars: like internal_query_parameters_table
p,e: INTEGER p,e: INTEGER
rq_uri: like request_uri rq_uri: like request_uri
s: detachable STRING s: detachable STRING
do do
vars := internal_query_parameters vars := internal_query_parameters_table
if vars = Void then if vars = Void then
s := query_string s := query_string
if s = Void then if s = Void then
@@ -416,20 +430,27 @@ feature -- Query parameters
end end
end end
vars := urlencoded_parameters (s, True) vars := urlencoded_parameters (s, True)
internal_query_parameters := vars internal_query_parameters_table := vars
end end
Result := vars Result := vars
end end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 feature -- Query parameters
query_parameters: ITERATION_CURSOR [WGI_VALUE]
do
Result := query_parameters_table.new_cursor
end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Parameter for name `n'. -- Parameter for name `n'.
do do
Result := query_parameters.item (a_name) Result := query_parameters_table.item (a_name)
end end
feature {NONE} -- Query parameters: implementation feature {NONE} -- Query parameters: implementation
urlencoded_parameters (a_content: detachable READABLE_STRING_8; decoding: BOOLEAN): HASH_TABLE [READABLE_STRING_32, STRING] urlencoded_parameters (a_content: detachable READABLE_STRING_8; decoding: BOOLEAN): HASH_TABLE [WGI_VALUE, STRING]
-- Import `a_content' -- Import `a_content'
local local
n, p, i, j: INTEGER n, p, i, j: INTEGER
@@ -466,7 +487,7 @@ feature {NONE} -- Query parameters: implementation
l_name := url_encoder.decoded_string (l_name) l_name := url_encoder.decoded_string (l_name)
l_value := url_encoder.decoded_string (l_value) l_value := url_encoder.decoded_string (l_value)
end end
Result.force (l_value, l_name) Result.force (new_string_value (l_name, l_value), l_name)
end end
end end
end end
@@ -474,17 +495,17 @@ feature {NONE} -- Query parameters: implementation
end end
end end
feature -- Form fields and related feature {NONE} -- Form fields and related
form_data_parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] form_data_parameters_table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
-- Variables sent by POST request -- Variables sent by POST request
local local
vars: like internal_form_data_parameters vars: like internal_form_data_parameters_table
s: STRING s: STRING
n: NATURAL_64 n: NATURAL_64
l_type: like content_type l_type: like content_type
do do
vars := internal_form_data_parameters vars := internal_form_data_parameters_table
if vars = Void then if vars = Void then
n := content_length_value n := content_length_value
if n > 0 then if n > 0 then
@@ -502,20 +523,27 @@ feature -- Form fields and related
vars := urlencoded_parameters (s, True) vars := urlencoded_parameters (s, True)
end end
if raw_post_data_recorded then if raw_post_data_recorded then
vars.force (s, "RAW_POST_DATA") vars.force (new_string_value ("RAW_POST_DATA", s), "RAW_POST_DATA")
end end
else else
create vars.make (0) create vars.make (0)
end end
internal_form_data_parameters := vars internal_form_data_parameters_table := vars
end end
Result := vars Result := vars
end end
form_data_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 feature -- Form fields and related
form_data_parameters: ITERATION_CURSOR [WGI_VALUE]
do
Result := form_data_parameters_table.new_cursor
end
form_data_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Field for name `a_name'. -- Field for name `a_name'.
do do
Result := form_data_parameters.item (a_name) Result := form_data_parameters_table.item (a_name)
end end
uploaded_files: HASH_TABLE [WGI_UPLOADED_FILE_DATA, STRING] uploaded_files: HASH_TABLE [WGI_UPLOADED_FILE_DATA, STRING]
@@ -527,18 +555,19 @@ feature -- Form fields and related
--| error: if /= 0 , there was an error : TODO ... --| error: if /= 0 , there was an error : TODO ...
--| size: size of the file given by the http request --| size: size of the file given by the http request
feature -- Cookies feature {NONE} -- Cookies
cookies: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] cookies_table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
-- Expanded cookies variable -- Expanded cookies variable
local local
i,j,p,n: INTEGER i,j,p,n: INTEGER
l_cookies: like internal_cookies l_cookies: like internal_cookies_table
k,v: STRING k,v,s: STRING
do do
l_cookies := internal_cookies l_cookies := internal_cookies_table
if l_cookies = Void then if l_cookies = Void then
if attached meta_variable ({WGI_META_NAMES}.http_cookie) as s then if attached {WGI_STRING_VALUE} meta_variable ({WGI_META_NAMES}.http_cookie) as val then
s := val.value
create l_cookies.make (5) create l_cookies.make (5)
from from
n := s.count n := s.count
@@ -561,94 +590,117 @@ feature -- Cookies
v := s.substring (i + 1, j - 1) v := s.substring (i + 1, j - 1)
p := j + 1 p := j + 1
end end
l_cookies.force (v, k) l_cookies.force (new_string_value (k, v), k)
end end
end end
else else
create l_cookies.make (0) create l_cookies.make (0)
end end
internal_cookies := l_cookies internal_cookies_table := l_cookies
end end
Result := l_cookies Result := l_cookies
end end
cookie (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 feature -- Cookies
-- Field for name `a_name'.
cookies: ITERATION_CURSOR [WGI_VALUE]
do do
Result := cookies.item (a_name) Result := cookies_table.new_cursor
end end
feature -- Access: global variable cookie (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Field for name `a_name'.
do
Result := cookies_table.item (a_name)
end
parameters: HASH_TABLE [READABLE_STRING_32, READABLE_STRING_GENERAL] feature {NONE} -- Access: global variable
items_table: HASH_TABLE [WGI_VALUE, READABLE_STRING_GENERAL]
-- Table containing all the various variables -- Table containing all the various variables
-- Warning: this is computed each time, if you change the content of other containers -- Warning: this is computed each time, if you change the content of other containers
-- this won't update this Result's content, unless you query it again -- this won't update this Result's content, unless you query it again
local local
vars: HASH_TABLE [READABLE_STRING_GENERAL, READABLE_STRING_GENERAL] vars: ITERATION_CURSOR [WGI_VALUE]
do do
create Result.make (100) create Result.make (100)
vars := meta_variables vars := meta_variables
from from
vars.start -- vars.start
until until
vars.after vars.after
loop loop
Result.force (vars.item_for_iteration.as_string_32, vars.key_for_iteration) Result.force (vars.item, vars.item.name)
vars.forth vars.forth
end end
vars := query_parameters vars := query_parameters
from from
vars.start -- vars.start
until until
vars.after vars.after
loop loop
Result.force (vars.item_for_iteration.as_string_32, vars.key_for_iteration) Result.force (vars.item, vars.item.name)
vars.forth vars.forth
end end
vars := form_data_parameters vars := form_data_parameters
from from
vars.start -- vars.start
until until
vars.after vars.after
loop loop
Result.force (vars.item_for_iteration.as_string_32, vars.key_for_iteration) Result.force (vars.item, vars.item.name)
vars.forth vars.forth
end end
vars := cookies vars := cookies
from from
vars.start -- vars.start
until until
vars.after vars.after
loop loop
Result.force (vars.item_for_iteration.as_string_32, vars.key_for_iteration) Result.force (vars.item, vars.item.name)
vars.forth vars.forth
end end
end end
parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 feature -- Access: global variable
items: ITERATION_CURSOR [WGI_VALUE]
do
Result := items_table.new_cursor
end
item (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Variable named `a_name' from any of the variables container -- Variable named `a_name' from any of the variables container
-- and following a specific order -- and following a specific order
-- execution, environment, get, post, cookies -- execution, environment, get, post, cookies
local local
s: detachable READABLE_STRING_GENERAL v: detachable WGI_VALUE
do do
s := meta_variable (a_name) v := meta_variable (a_name)
if s = Void then if v = Void then
s := query_parameter (a_name) v := query_parameter (a_name)
if s = Void then if v = Void then
s := form_data_parameter (a_name) v := form_data_parameter (a_name)
if s = Void then if v = Void then
s := cookie (a_name) v := cookie (a_name)
end end
end end
end end
if s /= Void then -- if s /= Void then
Result := s.as_string_32 -- Result := s.as_string_32
-- end
end
string_item (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
do
if attached {WGI_STRING_VALUE} item (a_name) as val then
Result := val.value
else
check is_string_value: False end
end end
end end
@@ -862,7 +914,7 @@ feature {NONE} -- Temporary File handling
feature {NONE} -- Implementation: Form analyzer feature {NONE} -- Implementation: Form analyzer
analyze_multipart_form (t: STRING; s: STRING; vars: like form_data_parameters) analyze_multipart_form (t: STRING; s: STRING; vars: like form_data_parameters_table)
-- Analyze multipart form content -- Analyze multipart form content
--| FIXME[2011-06-21]: integrate eMIME parser library --| FIXME[2011-06-21]: integrate eMIME parser library
require require
@@ -928,7 +980,7 @@ feature {NONE} -- Implementation: Form analyzer
end end
end end
analyze_multipart_form_input (s: STRING; vars_post: like form_data_parameters) analyze_multipart_form_input (s: STRING; vars_post: like form_data_parameters_table)
-- Analyze multipart entry -- Analyze multipart entry
require require
s_not_empty: s /= Void and then not s.is_empty s_not_empty: s /= Void and then not s.is_empty
@@ -1035,7 +1087,7 @@ feature {NONE} -- Implementation: Form analyzer
save_uploaded_file (l_content, l_up_file_info) save_uploaded_file (l_content, l_up_file_info)
uploaded_files.force (l_up_file_info, l_name) uploaded_files.force (l_up_file_info, l_name)
else else
vars_post.force (l_content, l_name) vars_post.force (new_string_value (l_name, l_content), l_name)
end end
else else
error_handler.add_custom_error (0, "unamed multipart entry", Void) error_handler.add_custom_error (0, "unamed multipart entry", Void)
@@ -1075,13 +1127,13 @@ feature {NONE} -- Internal value
end end
end end
internal_query_parameters: detachable like query_parameters internal_query_parameters_table: detachable like query_parameters_table
-- cached value for `query_parameters' -- cached value for `query_parameters'
internal_form_data_parameters: detachable like form_data_parameters internal_form_data_parameters_table: detachable like form_data_parameters_table
-- cached value for `form_fields' -- cached value for `form_fields'
internal_cookies: detachable like cookies internal_cookies_table: detachable like cookies_table
-- cached value for `cookies' -- cached value for `cookies'
feature {NONE} -- I/O: implementation feature {NONE} -- I/O: implementation
@@ -1138,7 +1190,12 @@ feature {NONE} -- Implementation
end end
end end
feature {NONE} -- Implementation: utilities feature {NONE} -- Implementation: utilities
new_string_value (a_name: READABLE_STRING_GENERAL; a_value: READABLE_STRING_32): WGI_STRING_VALUE
do
create Result.make (a_name, a_value)
end
empty_string: READABLE_STRING_32 empty_string: READABLE_STRING_32
-- Reusable empty string -- Reusable empty string

View File

@@ -48,7 +48,10 @@ feature -- Execution
rep.headers.put_content_type_text_html rep.headers.put_content_type_text_html
create s.make_empty create s.make_empty
if attached ctx.path_parameter ("resource") as l_resource then if
attached {WGI_STRING_VALUE} ctx.path_parameter ("resource") as l_resource_value and then
attached l_resource_value.value as l_resource
then
from from
hdl_cursor := router.new_cursor hdl_cursor := router.new_cursor
until until

View File

@@ -38,10 +38,15 @@ feature -- Execution
execute (req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER) execute (req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
local local
l_handled: BOOLEAN l_handled: BOOLEAN
rescued: BOOLEAN
do do
l_handled := router.dispatch (req, res) if not rescued then
if not l_handled then l_handled := router.dispatch (req, res)
execute_default (req, res) if not l_handled then
execute_default (req, res)
end
else
execute_rescue (req, res)
end end
end end
@@ -49,6 +54,14 @@ feature -- Execution
deferred deferred
end end
execute_rescue (req: WGI_REQUEST; res: WGI_RESPONSE_BUFFER)
do
if not res.header_committed then
res.write_header ({HTTP_STATUS_CODE}.internal_server_error, Void)
end
res.flush
end
note note
copyright: "2011-2011, Eiffel Software and others" copyright: "2011-2011, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"

View File

@@ -35,7 +35,7 @@ feature -- Query
request_format (a_format_variable_name: detachable READABLE_STRING_GENERAL; content_type_supported: detachable ARRAY [READABLE_STRING_8]): detachable READABLE_STRING_8 request_format (a_format_variable_name: detachable READABLE_STRING_GENERAL; content_type_supported: detachable ARRAY [READABLE_STRING_8]): detachable READABLE_STRING_8
-- Format id for the request based on {HTTP_FORMAT_CONSTANTS} -- Format id for the request based on {HTTP_FORMAT_CONSTANTS}
do do
if a_format_variable_name /= Void and then attached parameter (a_format_variable_name) as ctx_format then if a_format_variable_name /= Void and then attached string_parameter (a_format_variable_name) as ctx_format then
Result := ctx_format.as_string_8 Result := ctx_format.as_string_8
else else
Result := content_type_to_request_format (request_content_type (content_type_supported)) Result := content_type_to_request_format (request_content_type (content_type_supported))
@@ -107,27 +107,51 @@ feature -- Query
feature -- Query feature -- Query
path_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 path_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Parameter value for path variable `a_name' -- Parameter value for path variable `a_name'
deferred deferred
end end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 query_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Parameter value for query variable `a_name' -- Parameter value for query variable `a_name'
--| i.e after the ? character --| i.e after the ? character
deferred deferred
end end
parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
-- Any parameter value for variable `a_name' -- Any parameter value for variable `a_name'
-- URI template parameter and query parameters -- URI template parameter and query parameters
do do
Result := query_parameter (a_name) Result := query_parameter (a_name)
if Result = Void then if Result = Void then
Result := path_parameter (a_name) Result := path_parameter (a_name)
end end
end end
feature -- String query
string_from (a_value: detachable WGI_VALUE): detachable READABLE_STRING_32
do
if attached {WGI_STRING_VALUE} a_value as val then
Result := val.value
end
end
string_path_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
do
Result := string_from (path_parameter (a_name))
end
string_query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
do
Result := string_from (query_parameter (a_name))
end
string_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
do
Result := string_from (parameter (a_name))
end
;note ;note
copyright: "2011-2011, Eiffel Software and others" copyright: "2011-2011, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"

View File

@@ -23,13 +23,13 @@ feature {NONE} -- Initialization
feature -- Query feature -- Query
path_parameter (a_name: READABLE_STRING_GENERAL): detachable STRING_32 path_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
do do
end end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 query_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
do do
Result := request.parameter (a_name) Result := request.query_parameter (a_name)
end end
note note

View File

@@ -31,16 +31,19 @@ feature -- Access
feature -- Query feature -- Query
path_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 path_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
do do
Result := uri_template_match.url_decoded_path_variable (a_name) if attached uri_template_match.url_decoded_path_variable (a_name) as s then
create {WGI_STRING_VALUE} Result.make (a_name, s)
end
end end
query_parameter (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_32 query_parameter (a_name: READABLE_STRING_GENERAL): detachable WGI_VALUE
do do
Result := uri_template_match.url_decoded_query_variable (a_name) if attached uri_template_match.url_decoded_query_variable (a_name) as s then
if Result = Void then create {WGI_STRING_VALUE} Result.make (a_name, s)
Result := request.parameter (a_name) else
Result := request.query_parameter (a_name)
end end
end end

View File

@@ -0,0 +1,33 @@
note
description: "Summary description for {DEFAULT_REQUEST_URI_ROUTING_HANDLER}."
author: ""
date: "$Date$"
revision: "$Revision$"
class
DEFAULT_REQUEST_URI_ROUTING_HANDLER
inherit
REQUEST_URI_ROUTING_HANDLER [REQUEST_HANDLER [REQUEST_URI_HANDLER_CONTEXT], REQUEST_URI_HANDLER_CONTEXT]
redefine
router
end
create
make
feature {NONE} -- Routing
router: DEFAULT_REQUEST_URI_ROUTER
;note
copyright: "2011-2011, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
5949 Hollister Ave., Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end