Mercurial > prosody-modules
annotate mod_rest/jsonmap.lib.lua @ 4392:e5792ca1d704
mod_groups_internal: fix default value and handling of groups_muc_host
- The new default fits the Snikket config
- The error messages have been made clearer for operators to debug
| author | Jonas Schäfer <jonas@wielicki.name> |
|---|---|
| date | Tue, 26 Jan 2021 15:39:59 +0100 |
| parents | 78de3c7acf58 |
| children | 3b50a9a75fb6 |
| 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 local identities, features, extensions = array(), array(), {}; |
| 3813 | 80 for tag in s:childtags() do |
| 81 if tag.name == "identity" and tag.attr.category and tag.attr.type then | |
| 82 identities:push({ category = tag.attr.category, type = tag.attr.type, name = tag.attr.name }); | |
| 83 elseif tag.name == "feature" and tag.attr.var then | |
| 84 features:push(tag.attr.var); | |
| 85 end | |
| 86 end | |
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87 for form in s:childtags("x", "jabber:x:data") do |
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88 local jform = field_mappings.formdata.st2json(form); |
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89 local form_type = jform["FORM_TYPE"]; |
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90 if jform then |
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91 jform["FORM_TYPE"] = nil; |
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92 extensions[form_type] = jform; |
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93 end |
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94 end |
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95 if next(extensions) == nil then extensions = nil; end |
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96 return { node = s.attr.node, identities = identities, features = features, extensions = extensions }; |
| 3813 | 97 end; |
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98 json2st = function (s) |
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99 if type(s) == "table" and s ~= json.null then |
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100 local disco = st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info", node = s.node }); |
| 3813 | 101 if s.identities then |
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102 for _, identity in ipairs(s.identities) do |
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103 disco:tag("identity", { category = identity.category, type = identity.type, name = identity.name }):up(); |
| 3813 | 104 end |
| 105 end | |
| 106 if s.features then | |
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107 for _, feature in ipairs(s.features) do |
| 3813 | 108 disco:tag("feature", { var = feature }):up(); |
| 109 end | |
| 110 end | |
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111 if s.extensions then |
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112 for form_type, extension in pairs(s.extensions) do |
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113 extension["FORM_TYPE"] = form_type; |
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114 disco:add_child(field_mappings.formdata.json2st(extension)); |
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115 end |
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116 end |
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117 return disco; |
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118 else |
| 3870 | 119 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info", }); |
| 3813 | 120 end |
| 121 end; | |
| 122 }; | |
| 123 | |
| 124 items = { | |
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125 type = "func", xmlns = "http://jabber.org/protocol/disco#items", tagname = "query", |
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126 st2json = function (s) --> array of features | map with node |
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127 if s.attr.node and s.tags[1] == nil then |
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128 return { node = s.attr.node }; |
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129 end |
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130 |
| 3813 | 131 local items = array(); |
| 132 for item in s:childtags("item") do | |
| 133 items:push({ jid = item.attr.jid, node = item.attr.node, name = item.attr.name }); | |
| 134 end | |
| 135 return items; | |
| 136 end; | |
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137 json2st = function (s) |
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138 if type(s) == "table" and s ~= json.null then |
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139 local disco = st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#items", node = s.node }); |
| 3813 | 140 for _, item in ipairs(s) do |
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141 if type(item) == "string" then |
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142 disco:tag("item", { jid = item }); |
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143 elseif type(item) == "table" then |
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144 disco:tag("item", { jid = item.jid, node = item.node, name = item.name }); |
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145 end |
| 3813 | 146 end |
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147 return disco; |
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148 else |
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149 return st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#items", }); |
| 3813 | 150 end |
| 151 end; | |
| 152 }; | |
| 153 | |
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154 -- XEP-0050: Ad-Hoc Commands |
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155 command = { type = "func", xmlns = "http://jabber.org/protocol/commands", tagname = "command", |
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156 st2json = function (s) |
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157 local cmd = { |
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158 action = s.attr.action, |
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159 node = s.attr.node, |
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160 sessionid = s.attr.sessionid, |
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161 status = s.attr.status, |
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162 }; |
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163 local actions = s:get_child("actions"); |
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164 local note = s:get_child("note"); |
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165 local form = s:get_child("x", "jabber:x:data"); |
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166 if actions then |
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167 cmd.actions = { |
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168 execute = actions.attr.execute, |
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169 }; |
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170 for action in actions:childtags() do |
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171 cmd.actions[action.name] = true |
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172 end |
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173 elseif note then |
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174 cmd.note = { |
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175 type = note.attr.type; |
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176 text = note:get_text(); |
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177 }; |
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178 end |
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179 if form then |
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180 cmd.form = field_mappings.dataform.st2json(form); |
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181 end |
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182 return cmd; |
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183 end; |
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184 json2st = function (s) |
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185 if type(s) == "table" and s ~= json.null then |
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186 local cmd = st.stanza("command", { |
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187 xmlns = "http://jabber.org/protocol/commands", |
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188 action = s.action, |
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189 node = s.node, |
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190 sessionid = s.sessionid, |
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191 status = s.status, |
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192 }); |
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193 if type(s.actions) == "table" then |
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194 cmd:tag("actions", { execute = s.actions.execute }); |
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195 do |
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196 if s.actions.next == true then |
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197 cmd:tag("next"):up(); |
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198 end |
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199 if s.actions.prev == true then |
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200 cmd:tag("prev"):up(); |
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201 end |
|
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202 if s.actions.complete == true then |
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203 cmd:tag("complete"):up(); |
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204 end |
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205 end |
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206 cmd:up(); |
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207 elseif type(s.note) == "table" then |
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208 cmd:text_tag("note", s.note.text, { type = s.note.type }); |
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209 end |
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210 if s.form then |
|
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211 cmd:add_child(field_mappings.dataform.json2st(s.form)); |
|
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212 elseif s.data then |
|
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213 cmd:add_child(field_mappings.formdata.json2st(s.data)); |
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214 end |
|
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215 return cmd; |
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216 elseif type(s) == "string" then -- assume node |
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217 return st.stanza("command", { xmlns = "http://jabber.org/protocol/commands", node = s }); |
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218 end |
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219 -- else .. missing required attribute |
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220 end; |
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221 }; |
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222 |
|
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223 -- XEP-0066: Out of Band Data |
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224 oob_url = { type = "func", xmlns = "jabber:iq:oob", tagname = "query", |
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225 st2json = function (s) |
| 3813 | 226 return s:get_child_text("url"); |
| 227 end; | |
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228 json2st = function (s) |
|
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229 if type(s) == "string" then |
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230 return st.stanza("query", { xmlns = "jabber:iq:oob" }):text_tag("url", s); |
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231 end |
| 3813 | 232 end; |
| 233 }; | |
|
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234 |
|
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235 -- XEP-0432: Simple JSON Messaging |
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236 payload = { type = "func", xmlns = "urn:xmpp:json-msg:0", tagname = "payload", |
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237 st2json = function (s) |
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238 local rawjson = s:get_child_text("json", "urn:xmpp:json:0"); |
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239 if not rawjson then return nil, "missing-json-payload"; end |
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240 local parsed, err = json.decode(rawjson); |
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241 if not parsed then return nil, err; end |
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242 return { |
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243 datatype = s.attr.datatype; |
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244 data = parsed; |
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245 }; |
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246 end; |
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247 json2st = function (s) |
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248 if type(s) == "table" then |
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249 return st.stanza("payload", { xmlns = "urn:xmpp:json-msg:0", datatype = s.datatype }) |
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250 :tag("json", { xmlns = "urn:xmpp:json:0" }):text(json.encode(s.data)); |
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251 end; |
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252 end |
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253 }; |
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254 |
|
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255 -- XEP-0004: Data Forms |
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256 dataform = { |
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257 -- Generic and complete dataforms mapping |
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258 type = "func", xmlns = "jabber:x:data", tagname = "x", |
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259 st2json = function (s) |
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260 local fields = array(); |
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261 local form = { |
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262 type = s.attr.type; |
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263 title = s:get_child_text("title"); |
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264 instructions = s:get_child_text("instructions"); |
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265 fields = fields; |
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266 }; |
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267 for field in s:childtags("field") do |
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268 local i = { |
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269 var = field.attr.var; |
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270 type = field.attr.type; |
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271 label = field.attr.label; |
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272 desc = field:get_child_text("desc"); |
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273 required = field:get_child("required") and true or nil; |
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274 value = field:get_child_text("value"); |
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275 }; |
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276 if field.attr.type == "jid-multi" or field.attr.type == "list-multi" or field.attr.type == "text-multi" then |
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277 local value = array(); |
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278 for v in field:childtags("value") do |
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279 value:push(v:get_text()); |
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280 end |
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281 if field.attr.type == "text-multi" then |
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282 i.value = value:concat("\n"); |
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283 else |
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284 i.value = value; |
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285 end |
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286 end |
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287 if field.attr.type == "list-single" or field.attr.type == "list-multi" then |
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288 local options = array(); |
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289 for o in field:childtags("option") do |
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290 options:push({ label = o.attr.label, value = o:get_child_text("value") }); |
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291 end |
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292 i.options = options; |
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293 end |
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294 fields:push(i); |
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295 end |
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296 return form; |
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297 end; |
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298 json2st = function (x) |
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299 if type(x) == "table" and x ~= json.null then |
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300 local form = st.stanza("x", { xmlns = "jabber:x:data", type = x.type }); |
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301 if x.title then |
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302 form:text_tag("title", x.title); |
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303 end |
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304 if x.instructions then |
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305 form:text_tag("instructions", x.instructions); |
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306 end |
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307 if type(x.fields) == "table" then |
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308 for _, f in ipairs(x.fields) do |
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309 if type(f) == "table" then |
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310 form:tag("field", { var = f.var, type = f.type, label = f.label }); |
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311 if f.desc then |
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312 form:text_tag("desc", f.desc); |
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313 end |
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314 if f.required == true then |
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315 form:tag("required"):up(); |
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316 end |
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317 if type(f.value) == "string" then |
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318 form:text_tag("value", f.value); |
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319 elseif type(f.value) == "table" then |
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320 for _, v in ipairs(f.value) do |
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321 form:text_tag("value", v); |
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322 end |
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323 end |
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324 if type(f.options) == "table" then |
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325 for _, o in ipairs(f.value) do |
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326 if type(o) == "table" then |
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327 form:tag("option", { label = o.label }); |
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328 form:text_tag("value", o.value); |
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329 form:up(); |
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330 end |
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331 end |
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332 end |
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333 end |
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334 end |
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335 end |
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336 return form; |
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337 end |
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338 end; |
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339 }; |
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340 |
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341 -- Simpler mapping of dataform from JSON map |
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342 formdata = { type = "func", xmlns = "jabber:x:data", tagname = "", |
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343 st2json = function (s) |
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344 local r = {}; |
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345 for field in s:childtags("field") do |
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346 if field.attr.var then |
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347 local values = array(); |
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348 for value in field:childtags("value") do |
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349 values:push(value:get_text()); |
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350 end |
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351 if field.attr.type == "list-single" or field.attr.type == "list-multi" then |
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352 r[field.attr.var] = values; |
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353 elseif field.attr.type == "text-multi" then |
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354 r[field.attr.var] = values:concat("\n"); |
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355 elseif field.attr.type == "boolean" then |
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356 r[field.attr.var] = values[1] == "1" or values[1] == "true"; |
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357 elseif field.attr.type then |
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358 r[field.attr.var] = values[1] or json.null; |
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359 else -- type is optional, no way to know if multiple or single value is expected |
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360 r[field.attr.var] = values; |
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361 end |
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362 end |
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363 end |
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364 return r; |
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365 end, |
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366 json2st = function (s, t) |
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367 local form = st.stanza("x", { xmlns = "jabber:x:data", type = t }); |
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368 for k, v in pairs(s) do |
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3912
diff
changeset
|
369 form:tag("field", { var = k }); |
|
ea59c9455f93
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Kim Alvefur <zash@zash.se>
parents:
3912
diff
changeset
|
370 if type(v) == "string" then |
|
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Kim Alvefur <zash@zash.se>
parents:
3912
diff
changeset
|
371 form:text_tag("value", v); |
|
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Kim Alvefur <zash@zash.se>
parents:
3912
diff
changeset
|
372 elseif type(v) == "table" then |
|
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Kim Alvefur <zash@zash.se>
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3912
diff
changeset
|
373 for _, v_ in ipairs(v) do |
|
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Kim Alvefur <zash@zash.se>
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3912
diff
changeset
|
374 form:text_tag("value", v_); |
|
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3912
diff
changeset
|
375 end |
|
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Kim Alvefur <zash@zash.se>
parents:
3912
diff
changeset
|
376 end |
|
3932
8b34222216f4
mod_rest: Fix encoding of simple dataforms
Kim Alvefur <zash@zash.se>
parents:
3923
diff
changeset
|
377 form:up(); |
|
3922
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mod_rest: Move dataforms into structure for more logical code order
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3912
diff
changeset
|
378 end |
|
ea59c9455f93
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parents:
3912
diff
changeset
|
379 return form; |
|
ea59c9455f93
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parents:
3912
diff
changeset
|
380 end |
|
3889
59765d1bb6dc
mod_rest: Support mapping XEP-0004 Data Forms directly
Kim Alvefur <zash@zash.se>
parents:
3888
diff
changeset
|
381 }; |
|
3923
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
382 |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
383 -- XEP-0039: Statistics Gathering |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
384 stats = { type = "func", xmlns = "http://jabber.org/protocol/stats", tagname = "query", |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
385 st2json = function (s) |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
386 local o = array(); |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
387 for stat in s:childtags("stat") do |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
388 o:push({ |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
389 name = stat.attr.name; |
|
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
390 unit = stat.attr.unit; |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
391 value = stat.attr.value; |
|
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3922
diff
changeset
|
392 }); |
|
3c3d216c6f6d
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parents:
3922
diff
changeset
|
393 end |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
394 return o; |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
395 end; |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
396 json2st = function (j) |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
397 local stats = st.stanza("query", { xmlns = "http://jabber.org/protocol/stats" }); |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
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3922
diff
changeset
|
398 if type(j) == "table" then |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
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3922
diff
changeset
|
399 for _, stat in ipairs(j) do |
|
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3922
diff
changeset
|
400 stats:tag("stat", { name = stat.name, unit = stat.unit, value = stat.value }):up(); |
|
3c3d216c6f6d
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parents:
3922
diff
changeset
|
401 end |
|
3c3d216c6f6d
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parents:
3922
diff
changeset
|
402 end |
|
3c3d216c6f6d
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Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
403 return stats; |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
parents:
3922
diff
changeset
|
404 end; |
|
3c3d216c6f6d
mod_rest: Add JSON mapping of XEP-0039: Statistics Gathering
Kim Alvefur <zash@zash.se>
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3922
diff
changeset
|
405 }; |
|
3c3d216c6f6d
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3922
diff
changeset
|
406 |
| 3813 | 407 }; |
| 408 | |
|
4309
e8b9228b5265
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4251
diff
changeset
|
409 local byxmlname = {}; |
|
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
410 for k, spec in pairs(field_mappings) do |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
411 if type(spec) == "table" then |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
412 spec.key = k; |
|
e8b9228b5265
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4251
diff
changeset
|
413 if spec.xmlns and spec.tagname then |
|
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
414 byxmlname["{" .. spec.xmlns .. "}" .. spec.tagname] = spec; |
|
e8b9228b5265
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4251
diff
changeset
|
415 elseif spec.type == "name" then |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
416 byxmlname["{" .. spec.xmlns .. "}"] = spec; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
417 end |
|
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4251
diff
changeset
|
418 elseif type(spec) == "string" then |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
419 byxmlname["{jabber:client}" .. k] = {key = k; type = spec}; |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
420 end |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
421 end |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
422 |
| 3813 | 423 local implied_kinds = { |
| 424 disco = "iq", | |
| 425 items = "iq", | |
| 426 ping = "iq", | |
|
3854
25c34c9f755c
mod_rest: Add mapping of XEP-0092: Software Version
Kim Alvefur <zash@zash.se>
parents:
3852
diff
changeset
|
427 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
|
428 command = "iq", |
| 3813 | 429 |
| 430 body = "message", | |
| 431 html = "message", | |
| 432 replace = "message", | |
| 433 state = "message", | |
| 434 subject = "message", | |
| 435 thread = "message", | |
| 436 | |
| 437 join = "presence", | |
| 438 priority = "presence", | |
| 439 show = "presence", | |
| 440 status = "presence", | |
| 441 } | |
| 442 | |
|
4021
1925d63eec6b
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Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
443 local implied_types = { |
|
1925d63eec6b
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Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
444 command = "set", |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
445 } |
|
1925d63eec6b
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Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
446 |
| 3813 | 447 local kind_by_type = { |
| 448 get = "iq", set = "iq", result = "iq", | |
| 449 normal = "message", chat = "message", headline = "message", groupchat = "message", | |
| 450 available = "presence", unavailable = "presence", | |
| 451 subscribe = "presence", unsubscribe = "presence", | |
| 452 subscribed = "presence", unsubscribed = "presence", | |
| 453 } | |
| 454 | |
| 455 local function st2json(s) | |
| 456 local t = { | |
| 457 kind = s.name, | |
| 458 type = s.attr.type, | |
| 459 to = s.attr.to, | |
| 460 from = s.attr.from, | |
| 461 id = s.attr.id, | |
|
4035
270cd50852be
mod_rest: Map xml:lang to/from JSON
Kim Alvefur <zash@zash.se>
parents:
4021
diff
changeset
|
462 lang = s.attr["xml:lang"], |
| 3813 | 463 }; |
| 464 if s.name == "presence" and not s.attr.type then | |
| 465 t.type = "available"; | |
| 466 end | |
| 467 | |
| 468 if t.to then | |
| 469 t.to = jid.prep(t.to); | |
| 470 if not t.to then return nil, "invalid-jid-to"; end | |
| 471 end | |
| 472 if t.from then | |
| 473 t.from = jid.prep(t.from); | |
| 474 if not t.from then return nil, "invalid-jid-from"; end | |
| 475 end | |
| 476 | |
| 477 if t.type == "error" then | |
|
3871
e5d08bb58155
mod_rest: Map the error@by attribute
Kim Alvefur <zash@zash.se>
parents:
3870
diff
changeset
|
478 local error = s:get_child("error"); |
| 3813 | 479 local err_typ, err_condition, err_text = s:get_error(); |
| 480 t.error = { | |
| 481 type = err_typ, | |
| 482 condition = err_condition, | |
|
3871
e5d08bb58155
mod_rest: Map the error@by attribute
Kim Alvefur <zash@zash.se>
parents:
3870
diff
changeset
|
483 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
|
484 by = error and error.attr.by or nil, |
| 3813 | 485 }; |
| 486 return t; | |
| 487 end | |
| 488 | |
|
4372
78de3c7acf58
mod_rest: Fix json-mapping stanzas with text or whitespace between tags
Kim Alvefur <zash@zash.se>
parents:
4309
diff
changeset
|
489 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
|
490 local prefix = "{" .. (tag.attr.xmlns or "jabber:client") .. "}"; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
491 local mapping = byxmlname[prefix .. tag.name]; |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
492 if not mapping then |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
493 mapping = byxmlname[prefix]; |
|
e8b9228b5265
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parents:
4251
diff
changeset
|
494 end |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
495 |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
496 if not mapping then -- luacheck: ignore 542 |
|
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
497 -- pass |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
498 elseif mapping.type == "text_tag" then |
|
4309
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
499 t[mapping.key] = tag:get_text(); |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
500 elseif mapping.type == "name" then |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
501 t[mapping.key] = tag.name; |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
502 elseif mapping.type == "attr" then |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
503 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
|
504 elseif mapping.type == "bool_tag" then |
|
4309
e8b9228b5265
mod_rest: Optimize stanza to JSON mapping
Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
505 t[mapping.key] = true; |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
506 elseif mapping.type == "func" and mapping.st2json then |
|
4309
e8b9228b5265
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Kim Alvefur <zash@zash.se>
parents:
4251
diff
changeset
|
507 t[mapping.key] = mapping.st2json(tag); |
| 3813 | 508 end |
| 509 end | |
| 510 | |
| 511 return t; | |
| 512 end | |
| 513 | |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
514 local function str(s) |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
515 if type(s) == "string" then |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
516 return s; |
|
937f8c463be6
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Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
517 end |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
518 end |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
519 |
| 3813 | 520 local function json2st(t) |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
521 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
|
522 return nil, "invalid-json"; |
|
937f8c463be6
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Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
523 end |
|
4021
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
524 local t_type = str(t.type); |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
525 if t_type == nil then |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
526 for k, implied in pairs(implied_types) do |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
527 if t[k] then |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
528 t_type = implied; |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
529 end |
|
1925d63eec6b
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Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
530 end |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
531 end |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
532 local kind = str(t.kind) or kind_by_type[t_type]; |
| 3813 | 533 if not kind then |
| 534 for k, implied in pairs(implied_kinds) do | |
| 535 if t[k] then | |
| 536 kind = implied; | |
| 537 break | |
| 538 end | |
| 539 end | |
| 540 end | |
| 541 | |
|
4021
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
Kim Alvefur <zash@zash.se>
parents:
3953
diff
changeset
|
542 if t_type == "available" then |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
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parents:
3953
diff
changeset
|
543 t_type = nil; |
|
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mod_rest/jsonmap: Derive stanza @type from certain payloads
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parents:
3953
diff
changeset
|
544 end |
|
1925d63eec6b
mod_rest/jsonmap: Derive stanza @type from certain payloads
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parents:
3953
diff
changeset
|
545 |
| 3813 | 546 local s = st.stanza(kind or "message", { |
|
4021
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mod_rest/jsonmap: Derive stanza @type from certain payloads
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parents:
3953
diff
changeset
|
547 type = t_type; |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
548 to = str(t.to) and jid.prep(t.to); |
|
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parents:
3813
diff
changeset
|
549 from = str(t.to) and jid.prep(t.from); |
|
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
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parents:
3813
diff
changeset
|
550 id = str(t.id), |
|
4035
270cd50852be
mod_rest: Map xml:lang to/from JSON
Kim Alvefur <zash@zash.se>
parents:
4021
diff
changeset
|
551 ["xml:lang"] = str(t.lang), |
| 3813 | 552 }); |
| 553 | |
| 554 if t.to and not s.attr.to then | |
| 555 return nil, "invalid-jid-to"; | |
| 556 end | |
| 557 if t.from and not s.attr.from then | |
| 558 return nil, "invalid-jid-from"; | |
| 559 end | |
| 3819 | 560 if kind == "iq" and not s.attr.type then |
| 561 s.attr.type = "get"; | |
|
3818
a607c69d0804
mod_rest: Guess 'get' as default type for 'iq' stanzas in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3817
diff
changeset
|
562 end |
| 3813 | 563 |
|
3817
937f8c463be6
mod_rest: Stricter type checks in JSON mapping
Kim Alvefur <zash@zash.se>
parents:
3813
diff
changeset
|
564 if type(t.error) == "table" then |
|
3871
e5d08bb58155
mod_rest: Map the error@by attribute
Kim Alvefur <zash@zash.se>
parents:
3870
diff
changeset
|
565 return st.error_reply(st.reply(s), str(t.error.type), str(t.error.condition), str(t.error.text), str(t.error.by)); |
| 3813 | 566 elseif t.type == "error" then |
| 567 s:text_tag("error", t.body, { code = t.error_code and tostring(t.error_code) }); | |
| 568 return s; | |
| 569 end | |
| 570 | |
| 571 for k, v in pairs(t) do | |
|
3895
25a3ad36ef3e
mod_rest: Rename loop variable for improved clarity
Kim Alvefur <zash@zash.se>
parents:
3894
diff
changeset
|
572 local mapping = field_mappings[k]; |
|
25a3ad36ef3e
mod_rest: Rename loop variable for improved clarity
Kim Alvefur <zash@zash.se>
parents:
3894
diff
changeset
|
573 if mapping then |
|
25a3ad36ef3e
mod_rest: Rename loop variable for improved clarity
Kim Alvefur <zash@zash.se>
parents:
3894
diff
changeset
|
574 if mapping == "text_tag" then |
| 3813 | 575 s:text_tag(k, v); |
|
3895
25a3ad36ef3e
mod_rest: Rename loop variable for improved clarity
Kim Alvefur <zash@zash.se>
parents:
3894
diff
changeset
|
576 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
|
577 -- handled already |
|
3896
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
578 elseif mapping.type == "text_tag" then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
579 s:text_tag(mapping.tagname or k, v, mapping.xmlns and { xmlns = mapping.xmlns }); |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
580 elseif mapping.type == "name" then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
581 s:tag(v, { xmlns = mapping.xmlns }):up(); |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
582 elseif mapping.type == "attr" then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
583 s:tag(mapping.tagname or k, { xmlns = mapping.xmlns, [mapping.attr or k] = v }):up(); |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
584 elseif mapping.type == "bool_tag" then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
585 s:tag(mapping.tagname or k, { xmlns = mapping.xmlns }):up(); |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
586 elseif mapping.type == "func" and mapping.json2st then |
|
987b203bb091
mod_rest: Restructure JSON / Stanza mapping definitions
Kim Alvefur <zash@zash.se>
parents:
3895
diff
changeset
|
587 s:add_child(mapping.json2st(v)):up(); |
| 3813 | 588 end |
|
3885
1ec45dbc7db5
mod_rest: Return an error for unknown fields in JSON input
Kim Alvefur <zash@zash.se>
parents:
3881
diff
changeset
|
589 else |
|
1ec45dbc7db5
mod_rest: Return an error for unknown fields in JSON input
Kim Alvefur <zash@zash.se>
parents:
3881
diff
changeset
|
590 return nil, "unknown-field"; |
| 3813 | 591 end |
| 592 end | |
| 593 | |
| 594 s:reset(); | |
| 595 | |
| 596 return s; | |
| 597 end | |
| 598 | |
| 599 return { | |
| 600 st2json = st2json; | |
| 601 json2st = json2st; | |
| 602 }; |