-- Prosody IM
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
local setmetatable = setmetatable;
local pairs, ipairs = pairs, ipairs;
-local tostring, type = tostring, type;
+local tostring, type, next = tostring, type, next;
local t_concat = table.concat;
local st = require "util.stanza";
+local jid_prep = require "util.jid".prep;
module "dataforms"
form:tag("value"):text(line):up();
end
elseif field_type == "list-single" then
+ local has_default = false;
for _, val in ipairs(value) do
if type(val) == "table" then
form:tag("option", { label = val.label }):tag("value"):text(val.value):up():up();
+ if val.default and (not has_default) then
+ form:tag("value"):text(val.value):up();
+ has_default = true;
+ end
+ else
+ form:tag("option", { label= val }):tag("value"):text(tostring(val)):up():up();
+ end
+ end
+ elseif field_type == "list-multi" then
+ for _, val in ipairs(value) do
+ if type(val) == "table" then
+ form:tag("option", { label = val.label }):tag("value"):text(val.value):up():up();
+ if val.default then
+ form:tag("value"):text(val.value):up();
+ end
else
form:tag("option", { label= val }):tag("value"):text(tostring(val)):up():up();
end
end
local field_readers = {};
+local field_verifiers = {};
function form_t.data(layout, stanza)
local data = {};
-
- for field_tag in stanza:childtags() do
- local field_type;
- for n, field in ipairs(layout) do
+ local errors = {};
+
+ for _, field in ipairs(layout) do
+ local tag;
+ for field_tag in stanza:childtags() do
if field.name == field_tag.attr.var then
- field_type = field.type;
+ tag = field_tag;
break;
end
end
-
- local reader = field_readers[field_type];
- if reader then
- data[field_tag.attr.var] = reader(field_tag);
+
+ if not tag then
+ if field.required then
+ errors[field.name] = "Required value missing";
+ end
+ else
+ local reader = field_readers[field.type];
+ local verifier = field.verifier or field_verifiers[field.type];
+ if reader then
+ data[field.name] = reader(tag);
+ if verifier then
+ errors[field.name] = verifier(data[field.name], tag, field.required);
+ end
+ end
end
-
+ end
+ if next(errors) then
+ return data, errors;
end
return data;
end
-field_readers["text-single"] =
+field_readers["text-single"] =
function (field_tag)
local value = field_tag:child_with_name("value");
if value then
end
end
-field_readers["text-private"] =
+field_verifiers["text-single"] =
+ function (data, field_tag, required)
+ if ((not data) or (#data == 0)) and required then
+ return "Required value missing";
+ end
+ end
+
+field_readers["text-private"] =
field_readers["text-single"];
+field_verifiers["text-private"] =
+ field_verifiers["text-single"];
+
field_readers["jid-single"] =
field_readers["text-single"];
-field_readers["jid-multi"] =
+field_verifiers["jid-single"] =
+ function (data, field_tag, required)
+ if ((not data) or (#data == 0)) and required then
+ return "Required value missing";
+ end
+ if not jid_prep(data) then
+ return "Invalid JID";
+ end
+ end
+
+field_readers["jid-multi"] =
function (field_tag)
local result = {};
for value_tag in field_tag:childtags() do
return result;
end
-field_readers["text-multi"] =
+field_verifiers["jid-multi"] =
+ function (data, field_tag, required)
+ if #data == 0 and required then
+ return "Required value missing";
+ end
+
+ for _, jid in ipairs(data) do
+ if not jid_prep(jid) then
+ return "Invalid JID";
+ end
+ end
+ end
+
+field_readers["text-multi"] =
function (field_tag)
local result = {};
for value_tag in field_tag:childtags() do
return t_concat(result, "\n");
end
+field_verifiers["text-multi"] =
+ field_verifiers["text-single"];
+
field_readers["list-single"] =
field_readers["text-single"];
-field_readers["boolean"] =
+field_verifiers["list-single"] =
+ field_verifiers["text-single"];
+
+field_readers["list-multi"] =
+ function (field_tag)
+ local result = {};
+ for value_tag in field_tag:childtags() do
+ if value_tag.name == "value" then
+ result[#result+1] = value_tag[1];
+ end
+ end
+ return result;
+ end
+
+field_verifiers["list-multi"] =
+ function (data, field_tag, required)
+ if #data == 0 and required then
+ return "Required value missing";
+ end
+ end
+
+field_readers["boolean"] =
function (field_tag)
local value = field_tag:child_with_name("value");
if value then
else
return false;
end
- end
+ end
end
-field_readers["hidden"] =
+field_verifiers["boolean"] =
+ function (data, field_tag, required)
+ data = field_readers["text-single"](field_tag);
+ if ((not data) or (#data == 0)) and required then
+ return "Required value missing";
+ end
+ if data ~= "1" and data ~= "true" and data ~= "0" and data ~= "false" then
+ return "Invalid boolean representation";
+ end
+ end
+
+field_readers["hidden"] =
function (field_tag)
local value = field_tag:child_with_name("value");
if value then
return value[1];
end
end
+
+field_verifiers["hidden"] =
+ function (data, field_tag, required)
+ return nil;
+ end
return _M;