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Redesigned the RESPONSE to remove the output stream from the deferred interface

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Redesigned the uploaded file part to be more object oriented
Move some implementation from REQUEST to REQUEST_IMP
This commit is contained in:
Jocelyn Fiat
2011-07-25 11:43:22 +02:00
parent 08bec49da4
commit 5a155e0cee
6 changed files with 228 additions and 114 deletions
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117
library/server/ewsgi/src/implementation/gw_request_imp.e
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@@ -178,7 +178,7 @@ feature -- Form fields and related
Result := vars
end
uploaded_files: HASH_TABLE [TUPLE [name: STRING; type: STRING; tmp_name: STRING; tmp_basename: STRING; error: INTEGER; size: INTEGER], STRING]
uploaded_files: HASH_TABLE [GW_UPLOADED_FILE_DATA, STRING]
-- Table of uploaded files information
--| name: original path from the user
--| type: content type
@@ -274,6 +274,66 @@ feature -- Access extra information
end
end
feature -- URL Utility
absolute_script_url (a_path: STRING): STRING
-- Absolute Url for the script if any, extended by `a_path'
do
Result := script_url (a_path)
if attached environment.http_host as h then
Result.prepend (h)
else
--| Issue ??
end
end
script_url (a_path: STRING): STRING
-- Url relative to script name if any, extended by `a_path'
local
l_base_url: like internal_url_base
i,m,n: INTEGER
l_rq_uri: like environment.request_uri
env: like environment
do
l_base_url := internal_url_base
if l_base_url = Void then
env := environment
if attached env.script_name as l_script_name then
l_rq_uri := env.request_uri
if l_rq_uri.starts_with (l_script_name) then
l_base_url := l_script_name
else
--| Handle Rewrite url engine, to have clean path
from
i := 1
m := l_rq_uri.count
n := l_script_name.count
until
i > m or i > n or l_rq_uri[i] /= l_script_name[i]
loop
i := i + 1
end
if i > 1 then
if l_rq_uri[i-1] = '/' then
i := i -1
end
l_base_url := l_rq_uri.substring (1, i - 1)
end
end
end
if l_base_url = Void then
create l_base_url.make_empty
end
internal_url_base := l_base_url
end
Result := l_base_url + a_path
end
feature {NONE} -- Implementation: URL Utility
internal_url_base: detachable STRING
-- URL base of potential script
feature -- Element change
set_raw_post_data_recorded (b: BOOLEAN)
@@ -313,21 +373,6 @@ feature -- Element change
feature -- Uploaded File Handling
move_uploaded_file (a_filename: STRING; a_destination: STRING): BOOLEAN
-- Move uploaded file `a_filename' to `a_destination'
--| if this is not an uploaded file, do not move it.
local
f: RAW_FILE
do
if is_uploaded_file (a_filename) then
create f.make (a_filename)
if f.exists then
f.change_name (a_destination)
Result := True
end
end
end
is_uploaded_file (a_filename: STRING): BOOLEAN
-- Is `a_filename' a file uploaded via HTTP Form
local
@@ -340,7 +385,7 @@ feature -- Uploaded File Handling
until
l_files.after or Result
loop
if l_files.item_for_iteration.tmp_name.same_string (a_filename) then
if attached l_files.item_for_iteration.tmp_name as l_tmp_name and then l_tmp_name.same_string (a_filename) then
Result := True
end
l_files.forth
@@ -350,24 +395,28 @@ feature -- Uploaded File Handling
feature {NONE} -- Temporary File handling
delete_uploaded_file (a_filename: STRING)
delete_uploaded_file (uf: GW_UPLOADED_FILE_DATA)
-- Delete file `a_filename'
local
f: RAW_FILE
do
if is_uploaded_file (a_filename) then
create f.make (a_filename)
if f.exists and then f.is_writable then
f.delete
if uploaded_files.has_item (uf) then
if attached uf.tmp_name as fn then
create f.make (fn)
if f.exists and then f.is_writable then
f.delete
else
error_handler.add_custom_error (0, "Can not delete uploaded file", "Can not delete file %""+ fn +"%"")
end
else
error_handler.add_custom_error (0, "Can not delete file", "Can not delete file %""+ a_filename +"%"")
error_handler.add_custom_error (0, "Can not delete uploaded file", "Can not delete uploaded file %""+ uf.name +"%" Tmp File not found")
end
else
error_handler.add_custom_error (0, "Not uploaded file", "This file %""+ a_filename +"%" is not an uploaded file.")
error_handler.add_custom_error (0, "Not an uploaded file", "This file %""+ uf.name +"%" is not an uploaded file.")
end
end
save_uploaded_file (a_content: STRING; a_filename: STRING): detachable TUPLE [name: STRING; basename: STRING]
save_uploaded_file (a_content: STRING; a_up_fn_info: GW_UPLOADED_FILE_DATA)
-- Save uploaded file content to `a_filename'
local
bn: STRING
@@ -383,7 +432,7 @@ feature {NONE} -- Temporary File handling
dn := (create {EXECUTION_ENVIRONMENT}).current_working_directory
create d.make (dn)
if d.exists and then d.is_writable then
l_safe_name := safe_filename (a_filename)
l_safe_name := safe_filename (a_up_fn_info.name)
from
create fn.make_from_string (dn)
bn := "tmp-" + l_safe_name
@@ -402,18 +451,19 @@ feature {NONE} -- Temporary File handling
end
if not f.exists or else f.is_writable then
a_up_fn_info.set_tmp_name (f.name)
a_up_fn_info.set_tmp_basename (bn)
f.open_write
f.put_string (a_content)
f.close
Result := [f.name, bn]
else
Result := Void
a_up_fn_info.set_error (-1)
end
else
error_handler.add_custom_error (0, "Directory not writable", "Can not create file in directory %""+ dn +"%"")
end
else
Result := Void
a_up_fn_info.set_error (-1)
end
rescue
rescued := True
@@ -533,6 +583,7 @@ feature {NONE} -- Implementation: Form analyzer
l_header: detachable STRING
l_content: detachable STRING
l_line: detachable STRING
l_up_file_info: GW_UPLOADED_FILE_DATA
do
from
p := 1
@@ -625,11 +676,9 @@ feature {NONE} -- Implementation: Form analyzer
if l_content_type = Void then
l_content_type := default_content_type
end
if attached save_uploaded_file (l_content, l_filename) as l_saved_fn_info then
uploaded_files.force ([l_filename, l_content_type, l_saved_fn_info.name, l_saved_fn_info.basename, 0, l_content.count], l_name)
else
uploaded_files.force ([l_filename, l_content_type, "", "", -1, l_content.count], l_name)
end
create l_up_file_info.make (l_filename, l_content_type, l_content.count)
save_uploaded_file (l_content, l_up_file_info)
uploaded_files.force (l_up_file_info, l_name)
else
vars_post.add_variable (l_content, l_name)
end