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prosody
Annotate
plugins/mod_http_files.lua @ 6219:a90159cfa530
plugins/muc/muc.lib: Fix getting a list of occupants by role (it was sending presences instead of items inside an iq)
author | daurnimator <quae@daurnimator.com> |
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date | Thu, 03 Apr 2014 18:10:16 -0400 |
parent | 5776:bd0ff8ae98a8 |
child | 6031:8796aa94c4b5 |
rev | line source |
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1522
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Add copyright header to those files missing one
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1 -- Prosody IM |
2923
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Update copyright headers for 2010
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2 -- Copyright (C) 2008-2010 Matthew Wild |
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3 -- Copyright (C) 2008-2010 Waqas Hussain |
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Remove all trailing whitespace
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4 -- |
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5 -- This project is MIT/X11 licensed. Please see the |
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6 -- COPYING file in the source package for more information. |
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7 -- |
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8 |
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mod_httpserver: Adapt to use the new HTTP API
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9 module:depends("http"); |
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mod_http_files: Replace file listing with an event, allowing a different plugin to generate it
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10 local server = require"net.http.server"; |
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mod_httpserver: Serve index.html if a request is made for a directory and it contains one (thanks Brian Cully)
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11 local lfs = require "lfs"; |
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12 |
5235
e0373e0dd048
mod_http_files: Add Last-Modified header
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13 local os_date = os.date; |
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14 local open = io.open; |
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15 local stat = lfs.attributes; |
5257
b125892e187c
mod_http_files: Escape paths in redirects
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16 local build_path = require"socket.url".build_path; |
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17 |
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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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18 local base_path = module:get_option_string("http_files_dir", module:get_option_string("http_path")); |
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mod_http_files: Rename config options and variable names
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19 local dir_indices = module:get_option("http_index_files", { "index.html", "index.htm" }); |
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20 local directory_index = module:get_option_boolean("http_dir_listing"); |
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21 |
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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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22 local mime_map = module:shared("/*/http_files/mime").types; |
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23 if not mime_map then |
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24 mime_map = { |
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25 html = "text/html", htm = "text/html", |
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26 xml = "application/xml", |
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27 txt = "text/plain", |
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28 css = "text/css", |
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29 js = "application/javascript", |
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30 png = "image/png", |
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31 gif = "image/gif", |
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32 jpeg = "image/jpeg", jpg = "image/jpeg", |
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33 svg = "image/svg+xml", |
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34 }; |
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35 module:shared("/*/http_files/mime").types = mime_map; |
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36 |
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37 local mime_types, err = open(module:get_option_string("mime_types_file", "/etc/mime.types"),"r"); |
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38 if mime_types then |
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39 local mime_data = mime_types:read("*a"); |
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40 mime_types:close(); |
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41 setmetatable(mime_map, { |
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42 __index = function(t, ext) |
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43 local typ = mime_data:match("\n(%S+)[^\n]*%s"..(ext:lower()).."%s") or "application/octet-stream"; |
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44 t[ext] = typ; |
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45 return typ; |
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46 end |
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47 }); |
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48 end |
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49 end |
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mod_httpserver: Return Content-Type header based on file extension.
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50 |
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mod_http_files: Cache data read from disk in a weak table
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51 local cache = setmetatable({}, { __mode = "kv" }); -- Let the garbage collector have it if it wants to. |
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52 |
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53 function serve(opts) |
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54 if type(opts) ~= "table" then -- assume path string |
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55 opts = { path = opts }; |
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56 end |
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57 local base_path = opts.path; |
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58 local dir_indices = opts.index_files or dir_indices; |
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59 local directory_index = opts.directory_index; |
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60 local function serve_file(event, path) |
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61 local request, response = event.request, event.response; |
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62 local orig_path = request.path; |
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63 local full_path = base_path .. (path and "/"..path or ""); |
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64 local attr = stat(full_path); |
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65 if not attr then |
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66 return 404; |
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67 end |
5248
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mod_http_files: Compare If-Modified-Since to last modification date
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68 |
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69 local request_headers, response_headers = request.headers, response.headers; |
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70 |
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71 local last_modified = os_date('!%a, %d %b %Y %H:%M:%S GMT', attr.modification); |
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72 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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73 |
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74 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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75 response_headers.etag = etag; |
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76 |
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77 local if_none_match = request_headers.if_none_match |
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78 local if_modified_since = request_headers.if_modified_since; |
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79 if etag == if_none_match |
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80 or (not if_none_match and last_modified == if_modified_since) then |
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81 return 304; |
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82 end |
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83 |
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84 local data = cache[orig_path]; |
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85 if data and data.etag == etag then |
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86 response_headers.content_type = data.content_type; |
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87 data = data.data; |
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88 elseif attr.mode == "directory" and path then |
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89 if full_path:sub(-1) ~= "/" then |
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90 local path = { is_absolute = true, is_directory = true }; |
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91 for dir in orig_path:gmatch("[^/]+") do path[#path+1]=dir; end |
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92 response_headers.location = build_path(path); |
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93 return 301; |
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94 end |
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95 for i=1,#dir_indices do |
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96 if stat(full_path..dir_indices[i], "mode") == "file" then |
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97 return serve_file(event, path..dir_indices[i]); |
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98 end |
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99 end |
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100 |
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101 if directory_index then |
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102 data = server._events.fire_event("directory-index", { path = request.path, full_path = full_path }); |
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103 end |
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104 if not data then |
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105 return 403; |
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106 end |
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107 cache[orig_path] = { data = data, content_type = mime_map.html; etag = etag; }; |
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108 response_headers.content_type = mime_map.html; |
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109 |
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110 else |
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111 local f, err = open(full_path, "rb"); |
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112 if f then |
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113 data, err = f:read("*a"); |
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114 f:close(); |
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115 end |
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116 if not data then |
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117 module:log("debug", "Could not open or read %s. Error was %s", full_path, err); |
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118 return 403; |
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119 end |
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120 local ext = full_path:match("%.([^./]+)$"); |
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121 local content_type = ext and mime_map[ext]; |
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122 cache[orig_path] = { data = data; content_type = content_type; etag = etag }; |
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123 response_headers.content_type = content_type; |
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124 end |
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125 |
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126 return response:send(data); |
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127 end |
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128 |
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129 return serve_file; |
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130 end |
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131 |
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132 function wrap_route(routes) |
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133 for route,handler in pairs(routes) do |
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134 if type(handler) ~= "function" then |
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135 routes[route] = serve(handler); |
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136 end |
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137 end |
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138 return routes; |
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139 end |
1667
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140 |
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141 if base_path then |
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142 module:provides("http", { |
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143 route = { |
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144 ["GET /*"] = serve { |
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145 path = base_path; |
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146 directory_index = directory_index; |
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147 } |
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148 }; |
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149 }); |
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150 else |
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151 module:log("debug", "http_files_dir not set, assuming use by some other module"); |
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152 end |
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153 |