prosody
73ecfe811526
util/http.lua

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util/http.lua @ 12243:73ecfe811526

util.startup: Teach prosodyctl to be --quiet as complement to --verbose Original motivation was tiresome warnings about Lua 5.4 not being supported yet. Can still be handy to tweak log level, e.g. to prevent logging to interfere with command output.
author Kim Alvefur <zash@zash.se>
date Sun, 28 Nov 2021 23:07:35 +0100
parent 9785:ff88b03c343f
child 13124:f15e23840780
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Prosody IM
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2 -- Copyright (C) 2013 Florian Zeitz
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3 --
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4 -- This project is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6 --
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7
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8 local format, char = string.format, string.char;
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9 local pairs, ipairs = pairs, ipairs;
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10 local t_insert, t_concat = table.insert, table.concat;
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11
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12 local url_codes = {};
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13 for i = 0, 255 do
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14 local c = char(i);
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15 local u = format("%%%02x", i);
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16 url_codes[c] = u;
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17 url_codes[u] = c;
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18 url_codes[u:upper()] = c;
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19 end
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20 local function urlencode(s)
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21 return s and (s:gsub("[^a-zA-Z0-9.~_-]", url_codes));
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22 end
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23 local function urldecode(s)
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24 return s and (s:gsub("%%%x%x", url_codes));
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25 end
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26
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27 local function _formencodepart(s)
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28 return s and (urlencode(s):gsub("%%20", "+"));
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29 end
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30
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31 local function formencode(form)
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32 local result = {};
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33 if form[1] then -- Array of ordered { name, value }
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34 for _, field in ipairs(form) do
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35 t_insert(result, _formencodepart(field.name).."=".._formencodepart(field.value));
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36 end
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37 else -- Unordered map of name -> value
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38 for name, value in pairs(form) do
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39 t_insert(result, _formencodepart(name).."=".._formencodepart(value));
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40 end
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41 end
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42 return t_concat(result, "&");
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43 end
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44
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45 local function formdecode(s)
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46 if not s:match("=") then return urldecode(s); end
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47 local r = {};
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48 for k, v in s:gmatch("([^=&]*)=([^&]*)") do
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49 k, v = k:gsub("%+", "%%20"), v:gsub("%+", "%%20");
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50 k, v = urldecode(k), urldecode(v);
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51 t_insert(r, { name = k, value = v });
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52 r[k] = v;
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53 end
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54 return r;
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55 end
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56
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57 local function contains_token(field, token)
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58 field = ","..field:gsub("[ \t]", ""):lower()..",";
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59 return field:find(","..token:lower()..",", 1, true) ~= nil;
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60 end
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61
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62 local function normalize_path(path, is_dir)
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63 if is_dir then
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64 if path:sub(-1,-1) ~= "/" then path = path.."/"; end
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65 else
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66 if path:sub(-1,-1) == "/" then path = path:sub(1, -2); end
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67 end
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68 if path:sub(1,1) ~= "/" then path = "/"..path; end
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69 return path;
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70 end
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71
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72 return {
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73 urlencode = urlencode, urldecode = urldecode;
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74 formencode = formencode, formdecode = formdecode;
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75 contains_token = contains_token;
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76 normalize_path = normalize_path;
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77 };