Software / code / prosody-modules
Annotate
mod_rest/jsonmap.lib.lua @ 4478:7ab0c423688a
mod_rest: Support GET for certain IQ queries
Example:
GET /rest/version/example.com
200 OK
{ version: { name: "thing", version: "1.0.0" } }
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Sun, 28 Feb 2021 19:33:09 +0100 |
| parent | 4473:3b50a9a75fb6 |
| child | 4499:8e644bf36627 |
| rev | line source |
|---|---|
| 3813 | 1 local array = require "util.array"; |
| 2 local jid = require "util.jid"; | |
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3 local json = require "util.json"; |
| 3813 | 4 local st = require "util.stanza"; |
| 5 local xml = require "util.xml"; | |
| 6 | |
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7 local field_mappings; -- in scope for "func" mappings |
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8 field_mappings = { |
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9 -- top level stanza attributes |
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10 -- needed here to mark them as known fields |
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11 kind = "attr", |
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12 type = "attr", |
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13 to = "attr", |
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14 from = "attr", |
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15 id = "attr", |
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16 lang = "attr", |
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17 |
| 3813 | 18 -- basic message |
| 19 body = "text_tag", | |
| 20 subject = "text_tag", | |
| 21 thread = "text_tag", | |
| 22 | |
| 23 -- basic presence | |
| 24 show = "text_tag", | |
| 25 status = "text_tag", | |
| 26 priority = "text_tag", | |
| 27 | |
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28 state = { type = "name", xmlns = "http://jabber.org/protocol/chatstates" }, |
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29 nick = { type = "text_tag", xmlns = "http://jabber.org/protocol/nick", tagname = "nick" }, |
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30 delay = { type = "attr", xmlns = "urn:xmpp:delay", tagname = "delay", attr = "stamp" }, |
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31 replace = { type = "attr", xmlns = "urn:xmpp:message-correct:0", tagname = "replace", attr = "id" }, |
| 3813 | 32 |
| 33 -- XEP-0045 MUC | |
| 34 -- TODO history, password, ??? | |
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35 join = { type = "bool_tag", xmlns = "http://jabber.org/protocol/muc", tagname = "x" }, |
| 3813 | 36 |
| 37 -- XEP-0071 | |
| 38 html = { | |
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39 type = "func", xmlns = "http://jabber.org/protocol/xhtml-im", tagname = "html", |
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40 st2json = function (s) --> json string |
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41 return (tostring(s:get_child("body", "http://www.w3.org/1999/xhtml")):gsub(" xmlns='[^']*'", "", 1)); |
| 3813 | 42 end; |
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43 json2st = function (s) --> xml |
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44 if type(s) == "string" then |
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45 return assert(xml.parse("<x:html xmlns:x='http://jabber.org/protocol/xhtml-im' xmlns='http://www.w3.org/1999/xhtml'>" .. s .. "</x:html>")); |
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46 end |
| 3813 | 47 end; |
| 48 }; | |
| 49 | |
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50 -- XEP-0199: XMPP Ping |
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51 ping = { type = "bool_tag", xmlns = "urn:xmpp:ping", tagname = "ping" }, |
| 3813 | 52 |
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53 -- XEP-0092: Software Version |
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54 version = { type = "func", xmlns = "jabber:iq:version", tagname = "query", |
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55 st2json = function (s) |
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56 return { |
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57 name = s:get_child_text("name"); |
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58 version = s:get_child_text("version"); |
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59 os = s:get_child_text("os"); |
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60 } |
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61 end, |
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62 json2st = function (s) |
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63 local v = st.stanza("query", { xmlns = "jabber:iq:version" }); |
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64 if type(s) == "table" then |
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65 v:text_tag("name", s.name); |
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66 v:text_tag("version", s.version); |
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67 if s.os then |
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68 v:text_tag("os", s.os); |
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69 end |
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70 end |
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71 return v; |
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72 end |
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73 }; |
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74 |
| 3813 | 75 -- XEP-0030 |
| 76 disco = { | |
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77 type = "func", xmlns = "http://jabber.org/protocol/disco#info", tagname = "query", |
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78 st2json = function (s) --> array of features |
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79 if s.tags[1] == nil then |
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80 return s.attr.node or true; |
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81 end |
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82 local identities, features, extensions = array(), array(), {}; |
| 3813 | 83 for tag in s:childtags() do |
| 84 if tag.name == "identity" and tag.attr.category and tag.attr.type then | |
| 85 identities:push({ category = tag.attr.category, type = tag.attr.type, name = tag.attr.name }); | |
| 86 elseif tag.name == "feature" and tag.attr.var then | |
| 87 features:push(tag.attr.var); | |
| 88 end | |
| 89 end | |
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90 for form in s:childtags("x", "jabber:x:data") do |
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91 local jform = field_mappings.formdata.st2json(form); |
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92 local form_type = jform["FORM_TYPE"]; |
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93 if jform then |
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94 jform["FORM_TYPE"] = nil; |
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95 extensions[form_type] = jform; |
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96 end |
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97 end |
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98 if next(extensions) == nil then extensions = nil; end |
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99 return { node = s.attr.node, identities = identities, features = features, extensions = extensions }; |
| 3813 | 100 end; |
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101 json2st = function (s) |
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102 if type(s) == "table" and s ~= json.null then |
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103 local disco = st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info", node = s.node }); |
| 3813 | 104 if s.identities then |
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105 for _, identity in ipairs(s.identities) do |
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106 disco:tag("identity", { category = identity.category, type = identity.type, name = identity.name }):up(); |
| 3813 | 107 end |
| 108 end | |
| 109 if s.features then | |
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110 for _, feature in ipairs(s.features) do |
| 3813 | 111 disco:tag("feature", { var = feature }):up(); |
| 112 end | |
| 113 end | |
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114 if s.extensions then |
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115 for form_type, extension in pairs(s.extensions) do |
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116 extension["FORM_TYPE"] = form_type; |
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117 disco:add_child(field_mappings.formdata.json2st(extension)); |
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118 end |
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119 end |
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120 return disco; |
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121 elseif type(s) == "string" then |
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122 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info", node = s }); |
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123 else |
| 3870 | 124 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info", }); |
| 3813 | 125 end |
| 126 end; | |
| 127 }; | |
| 128 | |
| 129 items = { | |
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130 type = "func", xmlns = "http://jabber.org/protocol/disco#items", tagname = "query", |
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131 st2json = function (s) --> array of features | map with node |
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132 if s.tags[1] == nil then |
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133 return s.attr.node or true; |
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134 end |
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135 |
| 3813 | 136 local items = array(); |
| 137 for item in s:childtags("item") do | |
| 138 items:push({ jid = item.attr.jid, node = item.attr.node, name = item.attr.name }); | |
| 139 end | |
| 140 return items; | |
| 141 end; | |
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142 json2st = function (s) |
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144 local disco = st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#items", node = s.node }); |
| 3813 | 145 for _, item in ipairs(s) do |
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146 if type(item) == "string" then |
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147 disco:tag("item", { jid = item }); |
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148 elseif type(item) == "table" then |
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149 disco:tag("item", { jid = item.jid, node = item.node, name = item.name }); |
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150 end |
| 3813 | 151 end |
|
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152 return disco; |
|
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153 elseif type(s) == "string" then |
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154 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#items", node = s }); |
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155 else |
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156 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#items", }); |
| 3813 | 157 end |
| 158 end; | |
| 159 }; | |
| 160 | |
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161 -- XEP-0050: Ad-Hoc Commands |
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162 command = { type = "func", xmlns = "http://jabber.org/protocol/commands", tagname = "command", |
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163 st2json = function (s) |
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164 local cmd = { |
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165 action = s.attr.action, |
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166 node = s.attr.node, |
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167 sessionid = s.attr.sessionid, |
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168 status = s.attr.status, |
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169 }; |
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170 local actions = s:get_child("actions"); |
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171 local note = s:get_child("note"); |
|
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172 local form = s:get_child("x", "jabber:x:data"); |
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173 if actions then |
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174 cmd.actions = { |
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175 execute = actions.attr.execute, |
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176 }; |
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177 for action in actions:childtags() do |
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178 cmd.actions[action.name] = true |
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179 end |
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180 elseif note then |
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181 cmd.note = { |
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182 type = note.attr.type; |
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183 text = note:get_text(); |
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184 }; |
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185 end |
|
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186 if form then |
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187 cmd.form = field_mappings.dataform.st2json(form); |
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188 end |
|
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189 return cmd; |
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190 end; |
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191 json2st = function (s) |
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192 if type(s) == "table" and s ~= json.null then |
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193 local cmd = st.stanza("command", { |
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194 xmlns = "http://jabber.org/protocol/commands", |
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195 action = s.action, |
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196 node = s.node, |
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197 sessionid = s.sessionid, |
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198 status = s.status, |
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199 }); |
|
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200 if type(s.actions) == "table" then |
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201 cmd:tag("actions", { execute = s.actions.execute }); |
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202 do |
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203 if s.actions.next == true then |
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204 cmd:tag("next"):up(); |
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205 end |
|
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206 if s.actions.prev == true then |
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|
207 cmd:tag("prev"):up(); |
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208 end |
|
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209 if s.actions.complete == true then |
|
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210 cmd:tag("complete"):up(); |
|
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211 end |
|
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212 end |
|
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213 cmd:up(); |
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214 elseif type(s.note) == "table" then |
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215 cmd:text_tag("note", s.note.text, { type = s.note.type }); |
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216 end |
|
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|
217 if s.form then |
|
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|
218 cmd:add_child(field_mappings.dataform.json2st(s.form)); |
|
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|
219 elseif s.data then |
|
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220 cmd:add_child(field_mappings.formdata.json2st(s.data)); |
|
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221 end |
|
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222 return cmd; |
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223 elseif type(s) == "string" then -- assume node |
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224 return st.stanza("command", { xmlns = "http://jabber.org/protocol/commands", node = s }); |
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225 end |
|
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226 -- else .. missing required attribute |
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227 end; |
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228 }; |
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|
229 |
|
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|
230 -- XEP-0066: Out of Band Data |
|
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231 oob_url = { type = "func", xmlns = "jabber:iq:oob", tagname = "query", |
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232 st2json = function (s) |
| 3813 | 233 return s:get_child_text("url"); |
| 234 end; | |
|
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235 json2st = function (s) |
|
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|
236 if type(s) == "string" then |
|
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|
237 return st.stanza("query", { xmlns = "jabber:iq:oob" }):text_tag("url", s); |
|
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|
238 end |
| 3813 | 239 end; |
| 240 }; | |
|
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|
241 |
|
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|
242 -- XEP-0432: Simple JSON Messaging |
|
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|
243 payload = { type = "func", xmlns = "urn:xmpp:json-msg:0", tagname = "payload", |
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244 st2json = function (s) |
|
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|
245 local rawjson = s:get_child_text("json", "urn:xmpp:json:0"); |
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|
246 if not rawjson then return nil, "missing-json-payload"; end |
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|
247 local parsed, err = json.decode(rawjson); |
|
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248 if not parsed then return nil, err; end |
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249 return { |
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250 datatype = s.attr.datatype; |
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251 data = parsed; |
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252 }; |
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253 end; |
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254 json2st = function (s) |
|
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|
255 if type(s) == "table" then |
|
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|
256 return st.stanza("payload", { xmlns = "urn:xmpp:json-msg:0", datatype = s.datatype }) |
|
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257 :tag("json", { xmlns = "urn:xmpp:json:0" }):text(json.encode(s.data)); |
|
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258 end; |
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259 end |
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260 }; |
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261 |
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262 -- XEP-0004: Data Forms |
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263 dataform = { |
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264 -- Generic and complete dataforms mapping |
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265 type = "func", xmlns = "jabber:x:data", tagname = "x", |
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266 st2json = function (s) |
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267 local fields = array(); |
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268 local form = { |
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269 type = s.attr.type; |
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270 title = s:get_child_text("title"); |
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271 instructions = s:get_child_text("instructions"); |
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272 fields = fields; |
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273 }; |
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274 for field in s:childtags("field") do |
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275 local i = { |
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276 var = field.attr.var; |
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277 type = field.attr.type; |
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278 label = field.attr.label; |
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279 desc = field:get_child_text("desc"); |
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280 required = field:get_child("required") and true or nil; |
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281 value = field:get_child_text("value"); |
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282 }; |
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283 if field.attr.type == "jid-multi" or field.attr.type == "list-multi" or field.attr.type == "text-multi" then |
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284 local value = array(); |
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285 for v in field:childtags("value") do |
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286 value:push(v:get_text()); |
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287 end |
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288 if field.attr.type == "text-multi" then |
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289 i.value = value:concat("\n"); |
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290 else |
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291 i.value = value; |
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292 end |
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293 end |
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294 if field.attr.type == "list-single" or field.attr.type == "list-multi" then |
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295 local options = array(); |
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296 for o in field:childtags("option") do |
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297 options:push({ label = o.attr.label, value = o:get_child_text("value") }); |
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298 end |
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299 i.options = options; |
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300 end |
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301 fields:push(i); |
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302 end |
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303 return form; |
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304 end; |
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305 json2st = function (x) |
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306 if type(x) == "table" and x ~= json.null then |
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307 local form = st.stanza("x", { xmlns = "jabber:x:data", type = x.type }); |
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308 if x.title then |
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309 form:text_tag("title", x.title); |
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310 end |
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311 if x.instructions then |
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312 form:text_tag("instructions", x.instructions); |
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313 end |
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314 if type(x.fields) == "table" then |
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315 for _, f in ipairs(x.fields) do |
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316 if type(f) == "table" then |
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317 form:tag("field", { var = f.var, type = f.type, label = f.label }); |
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318 if f.desc then |
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319 form:text_tag("desc", f.desc); |
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320 end |
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321 if f.required == true then |
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322 form:tag("required"):up(); |
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323 end |
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324 if type(f.value) == "string" then |
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325 form:text_tag("value", f.value); |
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326 elseif type(f.value) == "table" then |
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327 for _, v in ipairs(f.value) do |
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328 form:text_tag("value", v); |
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329 end |
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330 end |
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331 if type(f.options) == "table" then |
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332 for _, o in ipairs(f.value) do |
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333 if type(o) == "table" then |
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334 form:tag("option", { label = o.label }); |
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335 form:text_tag("value", o.value); |
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336 form:up(); |
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337 end |
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338 end |
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339 end |
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340 end |
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341 end |
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342 end |
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343 return form; |
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344 end |
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345 end; |
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346 }; |
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347 |
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348 -- Simpler mapping of dataform from JSON map |
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349 formdata = { type = "func", xmlns = "jabber:x:data", tagname = "", |
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350 st2json = function (s) |
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351 local r = {}; |
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352 for field in s:childtags("field") do |
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353 if field.attr.var then |
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354 local values = array(); |
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355 for value in field:childtags("value") do |
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356 values:push(value:get_text()); |
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357 end |
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358 if field.attr.type == "list-single" or field.attr.type == "list-multi" then |
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359 r[field.attr.var] = values; |
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360 elseif field.attr.type == "text-multi" then |
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361 r[field.attr.var] = values:concat("\n"); |
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362 elseif field.attr.type == "boolean" then |
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363 r[field.attr.var] = values[1] == "1" or values[1] == "true"; |
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364 elseif field.attr.type then |
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365 r[field.attr.var] = values[1] or json.null; |
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366 else -- type is optional, no way to know if multiple or single value is expected |
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367 r[field.attr.var] = values; |
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3932
diff
changeset
|
368 end |
|
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diff
changeset
|
369 end |
|
2c6d5734ae04
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3932
diff
changeset
|
370 end |
|
2c6d5734ae04
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3932
diff
changeset
|
371 return r; |
|
3889
59765d1bb6dc
mod_rest: Support mapping XEP-0004 Data Forms directly
Kim Alvefur <zash@zash.se>
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3888
diff
changeset
|
372 end, |
|
3922
ea59c9455f93
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Kim Alvefur <zash@zash.se>
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3912
diff
changeset
|
373 json2st = function (s, t) |
|
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diff
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|
374 local form = st.stanza("x", { xmlns = "jabber:x:data", type = t }); |
|
ea59c9455f93
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3912
diff
changeset
|
375 for k, v in pairs(s) do |
|
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3912
diff
changeset
|
376 form:tag("field", { var = k }); |
|
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diff
changeset
|
377 if type(v) == "string" then |
|
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diff
changeset
|
378 form:text_tag("value", v); |
|
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|
379 elseif type(v) == "table" then |
|
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3912
diff
changeset
|
380 for _, v_ in ipairs(v) do |
|
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changeset
|
381 form:text_tag("value", v_); |
|
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3912
diff
changeset
|
382 end |
|
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3912
diff
changeset
|
383 end |
|
3932
8b34222216f4
mod_rest: Fix encoding of simple dataforms
Kim Alvefur <zash@zash.se>
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3923
diff
changeset
|
384 form:up(); |
|
3922
ea59c9455f93
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diff
changeset
|
385 end |
|
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3912
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changeset
|
386 return form; |
|
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3912
diff
changeset
|
387 end |
|
3889
59765d1bb6dc
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3888
diff
changeset
|
388 }; |
|
3923
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
389 |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
390 -- XEP-0039: Statistics Gathering |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
391 stats = { type = "func", xmlns = "http://jabber.org/protocol/stats", tagname = "query", |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
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3922
diff
changeset
|
392 st2json = function (s) |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
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3922
diff
changeset
|
393 local o = array(); |
|
3c3d216c6f6d
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3922
diff
changeset
|
394 for stat in s:childtags("stat") do |
|
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
395 o:push({ |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
396 name = stat.attr.name; |
|
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3922
diff
changeset
|
397 unit = stat.attr.unit; |
|
3c3d216c6f6d
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3922
diff
changeset
|
398 value = stat.attr.value; |
|
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diff
changeset
|
399 }); |
|
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3922
diff
changeset
|
400 end |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
401 return o; |
|
3c3d216c6f6d
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3922
diff
changeset
|
402 end; |
|
3c3d216c6f6d
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3922
diff
changeset
|
403 json2st = function (j) |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
404 local stats = st.stanza("query", { xmlns = "http://jabber.org/protocol/stats" }); |
|
3c3d216c6f6d
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3922
diff
changeset
|
405 if type(j) == "table" then |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
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3922
diff
changeset
|
406 for _, stat in ipairs(j) do |
|
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3922
diff
changeset
|
407 stats:tag("stat", { name = stat.name, unit = stat.unit, value = stat.value }):up(); |
|
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3922
diff
changeset
|
408 end |
|
3c3d216c6f6d
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3922
diff
changeset
|
409 end |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
410 return stats; |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
411 end; |
|
3c3d216c6f6d
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3922
diff
changeset
|
412 }; |
|
3c3d216c6f6d
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diff
changeset
|
413 |
| 3813 | 414 }; |
| 415 | |
|
4309
e8b9228b5265
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4251
diff
changeset
|
416 local byxmlname = {}; |
|
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diff
changeset
|
417 for k, spec in pairs(field_mappings) do |
|
e8b9228b5265
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diff
changeset
|
418 if type(spec) == "table" then |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
419 spec.key = k; |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
420 if spec.xmlns and spec.tagname then |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
421 byxmlname["{" .. spec.xmlns .. "}" .. spec.tagname] = spec; |
|
e8b9228b5265
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diff
changeset
|
422 elseif spec.type == "name" then |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
423 byxmlname["{" .. spec.xmlns .. "}"] = spec; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
424 end |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
425 elseif type(spec) == "string" then |
|
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
426 byxmlname["{jabber:client}" .. k] = {key = k; type = spec}; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
427 end |
|
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
428 end |
|
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
429 |
| 3813 | 430 local implied_kinds = { |
| 431 disco = "iq", | |
| 432 items = "iq", | |
| 433 ping = "iq", | |
|
3854
25c34c9f755c
mod_rest: Add mapping of XEP-0092: Software Version
Kim Alvefur <zash@zash.se>
parents:
3852
diff
changeset
|
434 version = "iq", |
|
3877
562b34050561
mod_rest: Add basic support for XEP-0050: Ad-Hoc commands (no forms)
Kim Alvefur <zash@zash.se>
parents:
3875
diff
changeset
|
435 command = "iq", |
| 3813 | 436 |
| 437 body = "message", | |
| 438 html = "message", | |
| 439 replace = "message", | |
| 440 state = "message", | |
| 441 subject = "message", | |
| 442 thread = "message", | |
| 443 | |
| 444 join = "presence", | |
| 445 priority = "presence", | |
| 446 show = "presence", | |
| 447 status = "presence", | |
| 448 } | |
| 449 | |
|
4021
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
450 local implied_types = { |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
451 command = "set", |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
452 } |
|
1925d63eec6b
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Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
453 |
| 3813 | 454 local kind_by_type = { |
| 455 get = "iq", set = "iq", result = "iq", | |
| 456 normal = "message", chat = "message", headline = "message", groupchat = "message", | |
| 457 available = "presence", unavailable = "presence", | |
| 458 subscribe = "presence", unsubscribe = "presence", | |
| 459 subscribed = "presence", unsubscribed = "presence", | |
| 460 } | |
| 461 | |
| 462 local function st2json(s) | |
| 463 local t = { | |
| 464 kind = s.name, | |
| 465 type = s.attr.type, | |
| 466 to = s.attr.to, | |
| 467 from = s.attr.from, | |
| 468 id = s.attr.id, | |
|
4035
270cd50852be
mod_rest: Map xml:lang to/from JSON
Kim Alvefur <zash@zash.se>
parents:
4021
diff
changeset
|
469 lang = s.attr["xml:lang"], |
| 3813 | 470 }; |
| 471 if s.name == "presence" and not s.attr.type then | |
| 472 t.type = "available"; | |
| 473 end | |
| 474 | |
| 475 if t.to then | |
| 476 t.to = jid.prep(t.to); | |
| 477 if not t.to then return nil, "invalid-jid-to"; end | |
| 478 end | |
| 479 if t.from then | |
| 480 t.from = jid.prep(t.from); | |
| 481 if not t.from then return nil, "invalid-jid-from"; end | |
| 482 end | |
| 483 | |
| 484 if t.type == "error" then | |
|
3871
e5d08bb58155
mod_rest: Map the error@by attribute
Kim Alvefur <zash@zash.se>
parents:
3870
diff
changeset
|
485 local error = s:get_child("error"); |
| 3813 | 486 local err_typ, err_condition, err_text = s:get_error(); |
| 487 t.error = { | |
| 488 type = err_typ, | |
| 489 condition = err_condition, | |
|
3871
e5d08bb58155
mod_rest: Map the error@by attribute
Kim Alvefur <zash@zash.se>
parents:
3870
diff
changeset
|
490 text = err_text, |
|
4251
d33b480befcb
mod_rest: Fix attempt at indexing nil if an error stanza is missing <error>
Kim Alvefur <zash@zash.se>
parents:
4035
diff
changeset
|
491 by = error and error.attr.by or nil, |
| 3813 | 492 }; |
| 493 return t; | |
| 494 end | |
| 495 | |
|
4372
78de3c7acf58
mod_rest: Fix json-mapping stanzas with text or whitespace between tags
Kim Alvefur <zash@zash.se>
parents:
4309
diff
changeset
|
496 for _, tag in ipairs(s.tags) do |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
497 local prefix = "{" .. (tag.attr.xmlns or "jabber:client") .. "}"; |
|
e8b9228b5265
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diff
changeset
|
498 local mapping = byxmlname[prefix .. tag.name]; |
|
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parents:
4251
diff
changeset
|
499 if not mapping then |
|
e8b9228b5265
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4251
diff
changeset
|
500 mapping = byxmlname[prefix]; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
501 end |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
502 |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
503 if not mapping then -- luacheck: ignore 542 |
|
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
504 -- pass |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
505 elseif mapping.type == "text_tag" then |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
506 t[mapping.key] = tag:get_text(); |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
507 elseif mapping.type == "name" then |
|
4309
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
508 t[mapping.key] = tag.name; |
|
3896
987b203bb091
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Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
509 elseif mapping.type == "attr" then |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
510 t[mapping.key] = tag.attr[mapping.attr]; |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
511 elseif mapping.type == "bool_tag" then |
|
4309
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
512 t[mapping.key] = true; |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
513 elseif mapping.type == "func" and mapping.st2json then |
|
4309
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
514 t[mapping.key] = mapping.st2json(tag); |
| 3813 | 515 end |
| 516 end | |
| 517 | |
| 518 return t; | |
| 519 end | |
| 520 | |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
521 local function str(s) |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
522 if type(s) == "string" then |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
523 return s; |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
524 end |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
525 end |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
526 |
| 3813 | 527 local function json2st(t) |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
528 if type(t) ~= "table" or not str(next(t)) then |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
529 return nil, "invalid-json"; |
|
937f8c463be6
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Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
530 end |
|
4021
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
531 local t_type = str(t.type); |
|
1925d63eec6b
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532 if t_type == nil then |
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diff
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533 for k, implied in pairs(implied_types) do |
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534 if t[k] then |
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535 t_type = implied; |
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536 end |
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537 end |
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538 end |
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diff
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539 local kind = str(t.kind) or kind_by_type[t_type]; |
| 3813 | 540 if not kind then |
| 541 for k, implied in pairs(implied_kinds) do | |
| 542 if t[k] then | |
| 543 kind = implied; | |
| 544 break | |
| 545 end | |
| 546 end | |
| 547 end | |
| 548 | |
|
4021
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549 if t_type == "available" then |
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550 t_type = nil; |
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changeset
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551 end |
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diff
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552 |
| 3813 | 553 local s = st.stanza(kind or "message", { |
|
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554 type = t_type; |
|
3817
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diff
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555 to = str(t.to) and jid.prep(t.to); |
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diff
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556 from = str(t.to) and jid.prep(t.from); |
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diff
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557 id = str(t.id), |
|
4035
270cd50852be
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parents:
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diff
changeset
|
558 ["xml:lang"] = str(t.lang), |
| 3813 | 559 }); |
| 560 | |
| 561 if t.to and not s.attr.to then | |
| 562 return nil, "invalid-jid-to"; | |
| 563 end | |
| 564 if t.from and not s.attr.from then | |
| 565 return nil, "invalid-jid-from"; | |
| 566 end | |
| 3819 | 567 if kind == "iq" and not s.attr.type then |
| 568 s.attr.type = "get"; | |
|
3818
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diff
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|
569 end |
| 3813 | 570 |
|
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diff
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571 if type(t.error) == "table" then |
|
3871
e5d08bb58155
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diff
changeset
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572 return st.error_reply(st.reply(s), str(t.error.type), str(t.error.condition), str(t.error.text), str(t.error.by)); |
| 3813 | 573 elseif t.type == "error" then |
| 574 s:text_tag("error", t.body, { code = t.error_code and tostring(t.error_code) }); | |
| 575 return s; | |
| 576 end | |
| 577 | |
| 578 for k, v in pairs(t) do | |
|
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|
579 local mapping = field_mappings[k]; |
|
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diff
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580 if mapping then |
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parents:
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diff
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|
581 if mapping == "text_tag" then |
| 3813 | 582 s:text_tag(k, v); |
|
3895
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parents:
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diff
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583 elseif mapping == "attr" then -- luacheck: ignore 542 |
|
3886
b64b08b7bf8e
mod_rest: Ignore already handled top-level stanza attr fields
Kim Alvefur <zash@zash.se>
parents:
3885
diff
changeset
|
584 -- handled already |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
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585 elseif mapping.type == "text_tag" then |
|
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diff
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|
586 s:text_tag(mapping.tagname or k, v, mapping.xmlns and { xmlns = mapping.xmlns }); |
|
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parents:
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diff
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587 elseif mapping.type == "name" then |
|
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diff
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588 s:tag(v, { xmlns = mapping.xmlns }):up(); |
|
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|
589 elseif mapping.type == "attr" then |
|
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diff
changeset
|
590 s:tag(mapping.tagname or k, { xmlns = mapping.xmlns, [mapping.attr or k] = v }):up(); |
|
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diff
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591 elseif mapping.type == "bool_tag" then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
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diff
changeset
|
592 s:tag(mapping.tagname or k, { xmlns = mapping.xmlns }):up(); |
|
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parents:
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diff
changeset
|
593 elseif mapping.type == "func" and mapping.json2st then |
|
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
594 s:add_child(mapping.json2st(v)):up(); |
| 3813 | 595 end |
|
3885
1ec45dbc7db5
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parents:
3881
diff
changeset
|
596 else |
|
1ec45dbc7db5
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Kim Alvefur <zash@zash.se>
parents:
3881
diff
changeset
|
597 return nil, "unknown-field"; |
| 3813 | 598 end |
| 599 end | |
| 600 | |
| 601 s:reset(); | |
| 602 | |
| 603 return s; | |
| 604 end | |
| 605 | |
| 606 return { | |
| 607 st2json = st2json; | |
| 608 json2st = json2st; | |
| 609 }; |
