| author | Kim Alvefur <zash@zash.se> |
| Sun, 07 Mar 2021 00:57:36 +0100 | |
| changeset 11440 | 5df9ffc25bb4 |
| parent 11439 | a1fa6202fa13 |
| child 11441 | 87a684df4b65 |
| permissions | -rw-r--r-- |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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1 |
local st = require "util.stanza"; |
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util.datamapper: Library for extracting data from stanzas
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local js = require "util.jsonschema" |
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util.datamapper: Library for extracting data from stanzas
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util.datamapper: Library for extracting data from stanzas
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local function toboolean ( s : string ) : boolean |
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util.datamapper: Library for extracting data from stanzas
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if s == "true" or s == "1" then |
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util.datamapper: Library for extracting data from stanzas
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return true |
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util.datamapper: Library for extracting data from stanzas
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elseif s == "false" or s == "0" then |
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util.datamapper: Library for extracting data from stanzas
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return false |
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util.datamapper: Library for extracting data from stanzas
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end |
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util.datamapper: Library for extracting data from stanzas
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end |
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util.datamapper: Library for extracting data from stanzas
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util.datamapper: Library for extracting data from stanzas
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local function parse_object (schema : js.schema_t, s : st.stanza_t) : table |
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util.datamapper: Library for extracting data from stanzas
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local out : { string : any } = {} |
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util.datamapper: Library for extracting data from stanzas
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if schema.properties then |
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util.datamapper: Library for extracting data from stanzas
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for prop, propschema in pairs(schema.properties) do |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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-- TODO factor out, if it's generic enough |
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util.datamapper: Library for extracting data from stanzas
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local name = prop |
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util.datamapper: Library for extracting data from stanzas
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local namespace = s.attr.xmlns; |
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util.datamapper: Library for extracting data from stanzas
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local prefix : string = nil |
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util.datamapper: Library for extracting data from stanzas
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local is_attribute = false |
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util.datamapper: Library for extracting data from stanzas
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local is_text = false |
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util.datamapper: Library for extracting data from stanzas
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util.datamapper: Library for extracting data from stanzas
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local proptype : js.schema_t.type_e |
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if propschema is js.schema_t then |
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util.datamapper: Library for extracting data from stanzas
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proptype = propschema.type |
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util.datamapper: Library for extracting data from stanzas
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elseif propschema is js.schema_t.type_e then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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proptype = propschema |
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util.datamapper: Library for extracting data from stanzas
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end |
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util.datamapper: Library for extracting data from stanzas
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util.datamapper: Library for extracting data from stanzas
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if propschema is js.schema_t and propschema.xml then |
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util.datamapper: Library for extracting data from stanzas
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if propschema.xml.name then |
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util.datamapper: Library for extracting data from stanzas
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name = propschema.xml.name |
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util.datamapper: Library for extracting data from stanzas
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end |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
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if propschema.xml.namespace then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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namespace = propschema.xml.namespace |
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util.datamapper: Library for extracting data from stanzas
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end |
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util.datamapper: Library for extracting data from stanzas
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if propschema.xml.prefix then |
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util.datamapper: Library for extracting data from stanzas
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prefix = propschema.xml.prefix |
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util.datamapper: Library for extracting data from stanzas
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end |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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if propschema.xml.attribute then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
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is_attribute = true |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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elseif propschema.xml.text then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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is_text = true |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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end |
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util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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end |
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util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
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if is_attribute then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
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48 |
local attr = name |
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util.datamapper: Library for extracting data from stanzas
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if prefix then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
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50 |
attr = prefix .. ':' .. name |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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parents:
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51 |
elseif namespace ~= s.attr.xmlns then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
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attr = namespace .. "\1" .. name |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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end |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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54 |
if proptype == "string" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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out[prop] = s.attr[attr] |
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util.datamapper: Library for extracting data from stanzas
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elseif proptype == "integer" or proptype == "number" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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-- TODO floor if integer ? |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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out[prop] = tonumber(s.attr[attr]) |
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util.datamapper: Library for extracting data from stanzas
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elseif proptype == "boolean" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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out[prop] = toboolean(s.attr[attr]) |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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-- else TODO |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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end |
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util.datamapper: Library for extracting data from stanzas
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elseif is_text then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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parents:
diff
changeset
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65 |
if proptype == "string" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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66 |
out[prop] = s:get_text() |
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util.datamapper: Library for extracting data from stanzas
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parents:
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67 |
elseif proptype == "integer" or proptype == "number" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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68 |
out[prop] = tonumber(s:get_text()) |
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end |
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util.datamapper: Library for extracting data from stanzas
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else |
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util.datamapper: Library for extracting data from stanzas
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util.datamapper: Library for extracting data from stanzas
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parents:
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73 |
if proptype == "string" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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parents:
diff
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74 |
out[prop] = s:get_child_text(name, namespace) |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff
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75 |
elseif proptype == "integer" or proptype == "number" then |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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76 |
out[prop] = tonumber(s:get_child_text(name, namespace)) |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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parents:
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77 |
elseif proptype == "object" and propschema is js.schema_t then |
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util.datamapper: Library for extracting data from stanzas
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local c = s:get_child(name, namespace) |
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util.datamapper: Library for extracting data from stanzas
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79 |
if c then |
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util.datamapper: Library for extracting data from stanzas
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80 |
out[prop] = parse_object(propschema, c); |
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util.datamapper: Library for extracting data from stanzas
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81 |
end |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
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parents:
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82 |
-- else TODO |
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util.datamapper: Library for extracting data from stanzas
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83 |
end |
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util.datamapper: Library for extracting data from stanzas
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84 |
end |
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end |
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end |
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util.datamapper: Library for extracting data from stanzas
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return out |
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89 |
end |
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util.datamapper: Library for extracting data from stanzas
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90 |
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util.datamapper: Library for extracting data from stanzas
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91 |
local function parse (schema : js.schema_t, s : st.stanza_t) : table |
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a1fa6202fa13
util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff
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92 |
if schema.type == "object" then |
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93 |
return parse_object(schema, s) |
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94 |
end |
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95 |
end |
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parents:
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96 |
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11440
5df9ffc25bb4
util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents:
11439
diff
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97 |
local function unparse ( schema : js.schema_t, t : table, current_name : string, current_ns : string ) : st.stanza_t |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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98 |
if schema.type == "object" then |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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99 |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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100 |
if schema.xml then |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
diff
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101 |
if schema.xml.name then |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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102 |
current_name = schema.xml.name |
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parents:
11439
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103 |
end |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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104 |
if schema.xml.namespace then |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
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105 |
current_ns = schema.xml.namespace |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
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106 |
end |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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107 |
-- TODO prefix? |
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parents:
11439
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108 |
end |
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parents:
11439
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109 |
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110 |
local out = st.stanza(current_name, { xmlns = current_ns }) |
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parents:
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111 |
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util.datamapper: Add 'unparse' for turning tables into XML
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parents:
11439
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112 |
for prop, propschema in pairs(schema.properties) do |
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113 |
local v = t[prop] |
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114 |
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115 |
if v ~= nil then |
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116 |
local proptype : js.schema_t.type_e |
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117 |
if propschema is js.schema_t then |
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118 |
proptype = propschema.type |
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119 |
elseif propschema is js.schema_t.type_e then |
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120 |
proptype = propschema |
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121 |
end |
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122 |
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123 |
local name = prop |
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124 |
local namespace = current_ns |
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125 |
local prefix : string = nil |
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126 |
local is_attribute = false |
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127 |
local is_text = false |
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128 |
|
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129 |
if propschema is js.schema_t and propschema.xml then |
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130 |
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131 |
if propschema.xml.name then |
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132 |
name = propschema.xml.name |
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133 |
end |
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134 |
if propschema.xml.namespace then |
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135 |
namespace = propschema.xml.namespace |
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136 |
end |
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137 |
|
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138 |
if propschema.xml.prefix then |
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139 |
prefix = propschema.xml.prefix |
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140 |
end |
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141 |
|
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142 |
if propschema.xml.attribute then |
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143 |
is_attribute = true |
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144 |
elseif propschema.xml.text then |
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145 |
is_text = true |
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146 |
end |
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147 |
end |
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148 |
|
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149 |
if is_attribute then |
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150 |
local attr = name |
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151 |
if prefix then |
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152 |
attr = prefix .. ':' .. name |
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153 |
elseif namespace ~= current_ns then |
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154 |
attr = namespace .. "\1" .. name |
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155 |
end |
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156 |
|
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157 |
if proptype == "string" and v is string then |
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158 |
out.attr[attr] = v |
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159 |
elseif proptype == "number" and v is number then |
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160 |
out.attr[attr] = string.format("%g", v) |
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161 |
elseif proptype == "integer" and v is number then |
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162 |
out.attr[attr] = string.format("%d", v) |
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163 |
elseif proptype == "boolean" then |
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164 |
out.attr[attr] = v and "1" or "0" |
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165 |
end |
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166 |
elseif is_text then |
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167 |
if v is string then |
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168 |
out:text(v) |
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169 |
end |
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170 |
else |
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171 |
local propattr : { string : string } |
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172 |
if namespace ~= current_ns then |
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173 |
propattr = { xmlns = namespace } |
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174 |
end |
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175 |
if proptype == "string" and v is string then |
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176 |
out:text_tag(name, v, propattr) |
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177 |
elseif proptype == "number" and v is number then |
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178 |
out:text_tag(name, string.format("%g", v), propattr) |
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179 |
elseif proptype == "integer" and v is number then |
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180 |
out:text_tag(name, string.format("%d", v), propattr) |
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181 |
elseif proptype == "boolean" and v is boolean then |
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182 |
out:text_tag(name, v and "1" or "0", propattr) |
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183 |
elseif proptype == "object" and propschema is js.schema_t and v is table then |
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184 |
local c = unparse(propschema, v, name, namespace); |
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185 |
if c then |
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186 |
out:add_direct_child(c); |
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187 |
end |
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188 |
-- else TODO |
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189 |
end |
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190 |
end |
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191 |
end |
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192 |
end |
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193 |
return out; |
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194 |
|
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195 |
end |
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196 |
end |
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197 |
|
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198 |
return { |
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199 |
parse = parse, |
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200 |
unparse = unparse, |
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201 |
} |