prosody
25829015917c
teal-src/util/datamapper.tl

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

teal-src/util/datamapper.tl @ 11450:25829015917c

util.datamapper: Add Copyright header
author Kim Alvefur <zash@zash.se>
date Wed, 10 Mar 2021 00:18:39 +0100
parent 11439:9abcdfdcdb01
child 11451:ee4f2296e7df
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
11450
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
1 -- Copyright (C) 2021 Kim Alvefur
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
2 --
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
3 -- This project is MIT/X11 licensed. Please see the
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
4 -- COPYING file in the source package for more information.
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
5 --
25829015917c util.datamapper: Add Copyright header
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
6
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 local st = require "util.stanza";
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local js = require "util.jsonschema"
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local function toboolean ( s : string ) : boolean
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 if s == "true" or s == "1" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 return true
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 elseif s == "false" or s == "0" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 return false
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 local function parse_object (schema : js.schema_t, s : st.stanza_t) : table
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 local out : { string : any } = {}
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 if schema.properties then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 for prop, propschema in pairs(schema.properties) do
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 -- TODO factor out, if it's generic enough
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 local name = prop
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 local namespace = s.attr.xmlns;
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 local prefix : string = nil
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 local is_attribute = false
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 local is_text = false
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
28 local name_is_value = false;
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
29 local single_attribute : string
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 local proptype : js.schema_t.type_e
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 if propschema is js.schema_t then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 proptype = propschema.type
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 elseif propschema is js.schema_t.type_e then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 proptype = propschema
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 if propschema is js.schema_t and propschema.xml then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 if propschema.xml.name then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 name = propschema.xml.name
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 if propschema.xml.namespace then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 namespace = propschema.xml.namespace
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
45 if propschema.xml.prefix then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
46 prefix = propschema.xml.prefix
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
47 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 if propschema.xml.attribute then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 is_attribute = true
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 elseif propschema.xml.text then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
51 is_text = true
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
52 elseif propschema.xml.x_name_is_value then
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
53 name_is_value = true
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
54 elseif propschema.xml.x_single_attribute then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
55 single_attribute = propschema.xml.x_single_attribute
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
56 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
59 if name_is_value then
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
60 local c = s:get_child(nil, namespace);
11438
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
61 if c and proptype == "string" then
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
62 out[prop] = c.name;
11438
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
63 elseif proptype == "boolean" and c then
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
64 out[prop] = true;
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
65 end
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
66 elseif is_attribute then
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
67 local attr = name
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
68 if prefix then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
69 attr = prefix .. ':' .. name
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
70 elseif namespace ~= s.attr.xmlns then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
71 attr = namespace .. "\1" .. name
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
72 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
73 if proptype == "string" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
74 out[prop] = s.attr[attr]
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
75 elseif proptype == "integer" or proptype == "number" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
76 -- TODO floor if integer ?
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
77 out[prop] = tonumber(s.attr[attr])
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
78 elseif proptype == "boolean" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
79 out[prop] = toboolean(s.attr[attr])
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
80 -- else TODO
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
81 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
82
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
83 elseif is_text then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
84 if proptype == "string" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
85 out[prop] = s:get_text()
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
86 elseif proptype == "integer" or proptype == "number" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
87 out[prop] = tonumber(s:get_text())
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
88 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
89
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
90 elseif single_attribute then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
91 local c = s:get_child(name, namespace)
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
92 local a = c and c.attr[single_attribute]
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
93 if proptype == "string" then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
94 out[prop] = a
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
95 elseif proptype == "integer" or proptype == "number" then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
96 out[prop] = tonumber(a)
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
97 elseif proptype == "boolean" then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
98 out[prop] = toboolean(a)
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
99 end
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
100 else
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
101
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
102 if proptype == "string" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
103 out[prop] = s:get_child_text(name, namespace)
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
104 elseif proptype == "integer" or proptype == "number" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
105 out[prop] = tonumber(s:get_child_text(name, namespace))
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106 elseif proptype == "object" and propschema is js.schema_t then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 local c = s:get_child(name, namespace)
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
108 if c then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
109 out[prop] = parse_object(propschema, c);
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
110 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
111 -- else TODO
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
112 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
113 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
114 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
115 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
116
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
117 return out
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
120 local function parse (schema : js.schema_t, s : st.stanza_t) : table
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
121 if schema.type == "object" then
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
122 return parse_object(schema, s)
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
124 end
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
125
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
126 local function unparse ( schema : js.schema_t, t : table, current_name : string, current_ns : string ) : st.stanza_t
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
127 if schema.type == "object" then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
128
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
129 if schema.xml then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
130 if schema.xml.name then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
131 current_name = schema.xml.name
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
132 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
133 if schema.xml.namespace then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
134 current_ns = schema.xml.namespace
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
135 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
136 -- TODO prefix?
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
137 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
138
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
139 local out = st.stanza(current_name, { xmlns = current_ns })
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
140
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
141 for prop, propschema in pairs(schema.properties) do
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
142 local v = t[prop]
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
143
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
144 if v ~= nil then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
145 local proptype : js.schema_t.type_e
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
146 if propschema is js.schema_t then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
147 proptype = propschema.type
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
148 elseif propschema is js.schema_t.type_e then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
149 proptype = propschema
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
150 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
151
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
152 local name = prop
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
153 local namespace = current_ns
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
154 local prefix : string = nil
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
155 local is_attribute = false
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
156 local is_text = false
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
157 local name_is_value = false;
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
158 local single_attribute : string
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
159
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
160 if propschema is js.schema_t and propschema.xml then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
161
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
162 if propschema.xml.name then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
163 name = propschema.xml.name
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
164 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
165 if propschema.xml.namespace then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
166 namespace = propschema.xml.namespace
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
167 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
168
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
169 if propschema.xml.prefix then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
170 prefix = propschema.xml.prefix
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
171 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
172
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
173 if propschema.xml.attribute then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
174 is_attribute = true
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
175 elseif propschema.xml.text then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
176 is_text = true
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
177 elseif propschema.xml.x_name_is_value then
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
178 name_is_value = true
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
179 elseif propschema.xml.x_single_attribute then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
180 single_attribute = propschema.xml.x_single_attribute
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
181 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
182 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
183
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
184 if is_attribute then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
185 local attr = name
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
186 if prefix then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
187 attr = prefix .. ':' .. name
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
188 elseif namespace ~= current_ns then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
189 attr = namespace .. "\1" .. name
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
190 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
191
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
192 if proptype == "string" and v is string then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
193 out.attr[attr] = v
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
194 elseif proptype == "number" and v is number then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
195 out.attr[attr] = string.format("%g", v)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
196 elseif proptype == "integer" and v is number then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
197 out.attr[attr] = string.format("%d", v)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
198 elseif proptype == "boolean" then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
199 out.attr[attr] = v and "1" or "0"
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
200 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
201 elseif is_text then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
202 if v is string then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
203 out:text(v)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
204 end
11439
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
205 elseif single_attribute then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
206 local propattr : { string : string } = {}
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
207
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
208 if namespace ~= current_ns then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
209 propattr.xmlns = namespace
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
210 end
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
211
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
212 if proptype == "string" and v is string then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
213 propattr[single_attribute] = v
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
214 elseif proptype == "number" and v is number then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
215 propattr[single_attribute] = string.format("%g", v)
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
216 elseif proptype == "integer" and v is number then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
217 propattr[single_attribute] = string.format("%d", v)
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
218 elseif proptype == "boolean" and v is boolean then
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
219 propattr[single_attribute] = v and "1" or "0"
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
220 end
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
221 out:tag(name, propattr):up();
9abcdfdcdb01 util.datamapper: Add support for mapping of elements where only one attribute matters
Kim Alvefur <zash@zash.se>
parents: 11438
diff changeset
222
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
223 else
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
224 local propattr : { string : string }
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
225 if namespace ~= current_ns then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
226 propattr = { xmlns = namespace }
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
227 end
11438
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
228 if name_is_value then
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
229 if proptype == "string" and v is string then
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
230 out:tag(v, propattr):up();
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
231 elseif proptype == "boolean" and v == true then
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
232 out:tag(name, propattr):up();
b7807583de34 util.datamapper: Add logic for "boolean" tags here the presence means true
Kim Alvefur <zash@zash.se>
parents: 11437
diff changeset
233 end
11437
87a684df4b65 util.datamapper: Invent extension for using tag name as value
Kim Alvefur <zash@zash.se>
parents: 11436
diff changeset
234 elseif proptype == "string" and v is string then
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
235 out:text_tag(name, v, propattr)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
236 elseif proptype == "number" and v is number then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
237 out:text_tag(name, string.format("%g", v), propattr)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
238 elseif proptype == "integer" and v is number then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
239 out:text_tag(name, string.format("%d", v), propattr)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
240 elseif proptype == "boolean" and v is boolean then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
241 out:text_tag(name, v and "1" or "0", propattr)
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
242 elseif proptype == "object" and propschema is js.schema_t and v is table then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
243 local c = unparse(propschema, v, name, namespace);
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
244 if c then
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
245 out:add_direct_child(c);
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
246 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
247 -- else TODO
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
248 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
249 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
250 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
251 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
252 return out;
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
253
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
254 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
255 end
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
256
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
257 return {
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
258 parse = parse,
11436
5df9ffc25bb4 util.datamapper: Add 'unparse' for turning tables into XML
Kim Alvefur <zash@zash.se>
parents: 11435
diff changeset
259 unparse = unparse,
11435
a1fa6202fa13 util.datamapper: Library for extracting data from stanzas
Kim Alvefur <zash@zash.se>
parents:
diff changeset
260 }