author | Kim Alvefur <zash@zash.se> |
Sun, 09 Mar 2014 22:16:44 +0100 | |
changeset 6030 | 9b91242cc137 |
parent 5716 | 8a0465de172e |
child 6031 | 8796aa94c4b5 |
child 6875 | eb28067faadf |
permissions | -rw-r--r-- |
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-- Prosody IM |
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-- Copyright (C) 2008-2010 Matthew Wild |
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-- Copyright (C) 2008-2010 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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module:depends("http"); |
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local server = require"net.http.server"; |
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local lfs = require "lfs"; |
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mod_http_files: Add Last-Modified header
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local os_date = os.date; |
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local open = io.open; |
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local stat = lfs.attributes; |
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local build_path = require"socket.url".build_path; |
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local path_sep = package.config:sub(1,1); |
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|
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local base_path = module:get_option_string("http_files_dir", module:get_option_string("http_path")); |
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local dir_indices = module:get_option("http_index_files", { "index.html", "index.htm" }); |
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local directory_index = module:get_option_boolean("http_dir_listing"); |
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|
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mod_http_files: Put the MIME type map in a global shared table instead of per-host
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local mime_map = module:shared("/*/http_files/mime").types; |
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if not mime_map then |
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mime_map = { |
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html = "text/html", htm = "text/html", |
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xml = "application/xml", |
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txt = "text/plain", |
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css = "text/css", |
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js = "application/javascript", |
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png = "image/png", |
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gif = "image/gif", |
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jpeg = "image/jpeg", jpg = "image/jpeg", |
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svg = "image/svg+xml", |
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}; |
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module:shared("/*/http_files/mime").types = mime_map; |
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|
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local mime_types, err = open(module:get_option_string("mime_types_file", "/etc/mime.types"),"r"); |
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if mime_types then |
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local mime_data = mime_types:read("*a"); |
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mime_types:close(); |
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setmetatable(mime_map, { |
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__index = function(t, ext) |
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local typ = mime_data:match("\n(%S+)[^\n]*%s"..(ext:lower()).."%s") or "application/octet-stream"; |
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t[ext] = typ; |
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return typ; |
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end |
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}); |
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end |
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end |
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|
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local cache = setmetatable({}, { __mode = "kv" }); -- Let the garbage collector have it if it wants to. |
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|
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54 |
function serve(opts) |
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if type(opts) ~= "table" then -- assume path string |
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opts = { path = opts }; |
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57 |
end |
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local base_path = opts.path; |
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local dir_indices = opts.index_files or dir_indices; |
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local directory_index = opts.directory_index; |
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61 |
local function serve_file(event, path) |
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local request, response = event.request, event.response; |
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local orig_path = request.path; |
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local full_path = base_path .. (path and "/"..path or ""); |
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local attr = stat((full_path:gsub('%'..path_sep..'+$',''))); |
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if not attr then |
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67 |
return 404; |
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68 |
end |
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mod_http_files: Compare If-Modified-Since to last modification date
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69 |
|
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70 |
local request_headers, response_headers = request.headers, response.headers; |
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71 |
|
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72 |
local last_modified = os_date('!%a, %d %b %Y %H:%M:%S GMT', attr.modification); |
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73 |
response_headers.last_modified = last_modified; |
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mod_http_files: Add ETag and check If-None-Match to allow client-side cache
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74 |
|
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75 |
local etag = ("%02x-%x-%x-%x"):format(attr.dev or 0, attr.ino or 0, attr.size or 0, attr.modification or 0); |
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76 |
response_headers.etag = etag; |
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77 |
|
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78 |
local if_none_match = request_headers.if_none_match |
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79 |
local if_modified_since = request_headers.if_modified_since; |
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80 |
if etag == if_none_match |
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81 |
or (not if_none_match and last_modified == if_modified_since) then |
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82 |
return 304; |
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mod_http_files: Respond with a 301 redirect for directories to append a / (fixes relative links)
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83 |
end |
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|
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85 |
local data = cache[orig_path]; |
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86 |
if data and data.etag == etag then |
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87 |
response_headers.content_type = data.content_type; |
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data = data.data; |
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89 |
elseif attr.mode == "directory" and path then |
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90 |
if full_path:sub(-1) ~= "/" then |
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91 |
local path = { is_absolute = true, is_directory = true }; |
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92 |
for dir in orig_path:gmatch("[^/]+") do path[#path+1]=dir; end |
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93 |
response_headers.location = build_path(path); |
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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|
94 |
return 301; |
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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diff
changeset
|
95 |
end |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
96 |
for i=1,#dir_indices do |
4e58fde55594
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|
97 |
if stat(full_path..dir_indices[i], "mode") == "file" then |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
98 |
return serve_file(event, path..dir_indices[i]); |
5238
0cc0359d8c39
mod_http_files: Generate simple directory index.
Kim Alvefur <zash@zash.se>
parents:
5237
diff
changeset
|
99 |
end |
0cc0359d8c39
mod_http_files: Generate simple directory index.
Kim Alvefur <zash@zash.se>
parents:
5237
diff
changeset
|
100 |
end |
5262
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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changeset
|
101 |
|
5263
736e7ec8cd2e
mod_http_files: Replace file listing with an event, allowing a different plugin to generate it
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parents:
5262
diff
changeset
|
102 |
if directory_index then |
736e7ec8cd2e
mod_http_files: Replace file listing with an event, allowing a different plugin to generate it
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changeset
|
103 |
data = server._events.fire_event("directory-index", { path = request.path, full_path = full_path }); |
736e7ec8cd2e
mod_http_files: Replace file listing with an event, allowing a different plugin to generate it
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parents:
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changeset
|
104 |
end |
736e7ec8cd2e
mod_http_files: Replace file listing with an event, allowing a different plugin to generate it
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parents:
5262
diff
changeset
|
105 |
if not data then |
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
106 |
return 403; |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
107 |
end |
5264
700ff21a0451
mod_http_files: Work with non-wildcard-routes. Key cache on the original HTTP path.
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
108 |
cache[orig_path] = { data = data, content_type = mime_map.html; etag = etag; }; |
5263
736e7ec8cd2e
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Kim Alvefur <zash@zash.se>
parents:
5262
diff
changeset
|
109 |
response_headers.content_type = mime_map.html; |
5262
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
110 |
|
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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changeset
|
111 |
else |
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
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changeset
|
112 |
local f, err = open(full_path, "rb"); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
113 |
if f then |
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
114 |
data, err = f:read("*a"); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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changeset
|
115 |
f:close(); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
116 |
end |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
117 |
if not data then |
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mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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parents:
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changeset
|
118 |
module:log("debug", "Could not open or read %s. Error was %s", full_path, err); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
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changeset
|
119 |
return 403; |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
120 |
end |
5269
7bc52402966d
mod_http_files: Fix sending Content-Type for index files
Kim Alvefur <zash@zash.se>
parents:
5268
diff
changeset
|
121 |
local ext = full_path:match("%.([^./]+)$"); |
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
122 |
local content_type = ext and mime_map[ext]; |
5264
700ff21a0451
mod_http_files: Work with non-wildcard-routes. Key cache on the original HTTP path.
Kim Alvefur <zash@zash.se>
parents:
5263
diff
changeset
|
123 |
cache[orig_path] = { data = data; content_type = content_type; etag = etag }; |
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
124 |
response_headers.content_type = content_type; |
5238
0cc0359d8c39
mod_http_files: Generate simple directory index.
Kim Alvefur <zash@zash.se>
parents:
5237
diff
changeset
|
125 |
end |
0cc0359d8c39
mod_http_files: Generate simple directory index.
Kim Alvefur <zash@zash.se>
parents:
5237
diff
changeset
|
126 |
|
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
127 |
return response:send(data); |
3353
cd3cbf361f8f
mod_httpserver: Serve index.html if a request is made for a directory and it contains one (thanks Brian Cully)
Matthew Wild <mwild1@gmail.com>
parents:
2925
diff
changeset
|
128 |
end |
5233
342c46e62f50
mod_http_files: Return 404 faster if file does not exist
Kim Alvefur <zash@zash.se>
parents:
5232
diff
changeset
|
129 |
|
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
130 |
return serve_file; |
1667
c7bb2264e3b8
mod_httpserver: Set default file handler (you can now request static files as /*) and restructure code a bit
Matthew Wild <mwild1@gmail.com>
parents:
1552
diff
changeset
|
131 |
end |
1770
3e17002221eb
mod_httpserver: Backport from trunk more thorough validation of URLs prior to processing
Matthew Wild <mwild1@gmail.com>
parents:
1552
diff
changeset
|
132 |
|
5265
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
133 |
function wrap_route(routes) |
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
134 |
for route,handler in pairs(routes) do |
5268
69964d1cbe66
mod_http_files: Allow passing a string to serve()
Kim Alvefur <zash@zash.se>
parents:
5265
diff
changeset
|
135 |
if type(handler) ~= "function" then |
5265
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
136 |
routes[route] = serve(handler); |
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
137 |
end |
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
138 |
end |
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
139 |
return routes; |
cc2aed452a62
mod_http_files: Expose function other modules can use to combine their routes with file paths to serve
Kim Alvefur <zash@zash.se>
parents:
5264
diff
changeset
|
140 |
end |
1667
c7bb2264e3b8
mod_httpserver: Set default file handler (you can now request static files as /*) and restructure code a bit
Matthew Wild <mwild1@gmail.com>
parents:
1552
diff
changeset
|
141 |
|
5262
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
142 |
if base_path then |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
143 |
module:provides("http", { |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
144 |
route = { |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
145 |
["GET /*"] = serve { |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
146 |
path = base_path; |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
147 |
directory_index = directory_index; |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
148 |
} |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
149 |
}; |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
150 |
}); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
151 |
else |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
152 |
module:log("debug", "http_files_dir not set, assuming use by some other module"); |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
153 |
end |
4e58fde55594
mod_http_files: Export function can be used by other modules to serve files. Don't serve files by default unless http_files_dir is set
Kim Alvefur <zash@zash.se>
parents:
5261
diff
changeset
|
154 |