Comparison

mod_rest/mod_rest.lua @ 4066:07ae583bc565

mod_rest: Add support for form-encoded output This roughtly matches the input capabilities when given an form-encoded payload.
author Kim Alvefur <zash@zash.se>
date Mon, 20 Jul 2020 21:42:11 +0200
parent 4037:991090cb5d18
child 4242:6a91d217acc9
comparison
equal deleted inserted replaced
4065:92152437ecfe 4066:07ae583bc565
109 }; 109 };
110 110
111 local supported_outputs = { 111 local supported_outputs = {
112 "application/xmpp+xml", 112 "application/xmpp+xml",
113 "application/json", 113 "application/json",
114 "application/x-www-form-urlencoded",
114 }; 115 };
115 116
116 if have_cbor then 117 if have_cbor then
117 table.insert(supported_inputs, "application/cbor"); 118 table.insert(supported_inputs, "application/cbor");
118 table.insert(supported_outputs, "application/cbor"); 119 table.insert(supported_outputs, "application/cbor");
119 end 120 end
120 121
122 -- Only { string : string } can be form-encoded, discard the rest
123 -- (jsonmap also discards anything unknown or unsupported)
124 local function flatten(t)
125 local form = {};
126 for k, v in pairs(t) do
127 if type(v) == "string" then
128 form[k] = v;
129 elseif type(v) == "number" then
130 form[k] = tostring(v);
131 elseif v == true then
132 form[k] = "";
133 end
134 end
135 return form;
136 end
137
121 local function encode(type, s) 138 local function encode(type, s)
122 if type == "application/json" then 139 if type == "application/json" then
123 return json.encode(jsonmap.st2json(s)); 140 return json.encode(jsonmap.st2json(s));
141 elseif type == "application/x-www-form-urlencoded" then
142 return http.formencode(flatten(jsonmap.st2json(s)));
124 elseif type == "application/cbor" then 143 elseif type == "application/cbor" then
125 return cbor.encode(jsonmap.st2json(s)); 144 return cbor.encode(jsonmap.st2json(s));
126 elseif type == "text/plain" then 145 elseif type == "text/plain" then
127 return s:get_child_text("body") or ""; 146 return s:get_child_text("body") or "";
128 end 147 end