diff options
Diffstat (limited to 'teal-src/util/datamapper.tl')
| -rw-r--r-- | teal-src/util/datamapper.tl | 82 |
1 files changed, 42 insertions, 40 deletions
diff --git a/teal-src/util/datamapper.tl b/teal-src/util/datamapper.tl index 3cbc7fda..54ecdacf 100644 --- a/teal-src/util/datamapper.tl +++ b/teal-src/util/datamapper.tl @@ -115,6 +115,45 @@ end local parse_object : function (schema : schema_t, s : st.stanza_t) : { string : any } local parse_array : function (schema : schema_t, s : st.stanza_t) : { any } +local function extract_value (s : st.stanza_t, value_where : value_goes, proptype : json.json_type_name, name : string, namespace : string, prefix : string, single_attribute : string, enums : { any }) : string + if value_where == "in_tag_name" then + local c : st.stanza_t + if proptype == "boolean" then + c = s:get_child(name, namespace); + elseif enums and proptype == "string" then + -- XXX O(n²) ? + -- Probably better to flip the table and loop over :childtags(nil, ns), should be 2xO(n) + -- BUT works first, optimize later + for i = 1, #enums do + c = s:get_child(enums[i] as string, namespace); + if c then break end + end + else + c = s:get_child(nil, namespace); + end + if c then + return c.name; + end + elseif value_where == "in_attribute" then + local attr = name + if prefix then + attr = prefix .. ':' .. name + elseif namespace ~= s.attr.xmlns then + attr = namespace .. "\1" .. name + end + return s.attr[attr] + + elseif value_where == "in_text" then + return s:get_text() + + elseif value_where == "in_single_attribute" then + local c = s:get_child(name, namespace) + return c and c.attr[single_attribute] + elseif value_where == "in_text_tag" then + return s:get_child_text(name, namespace) + end +end + function parse_object (schema : schema_t, s : st.stanza_t) : { string : any } local out : { string : any } = {} if schema is json_schema_object and schema.properties then @@ -122,43 +161,7 @@ function parse_object (schema : schema_t, s : st.stanza_t) : { string : any } local proptype, value_where, name, namespace, prefix, single_attribute, enums = unpack_propschema(propschema, prop, s.attr.xmlns) - local value : string - if value_where == "in_tag_name" then - local c : st.stanza_t - if proptype == "boolean" then - c = s:get_child(name, namespace); - elseif enums and proptype == "string" then - -- XXX O(n²) ? - -- Probably better to flip the table and loop over :childtags(nil, ns), should be 2xO(n) - -- BUT works first, optimize later - for i = 1, #enums do - c = s:get_child(enums[i] as string, namespace); - if c then break end - end - else - c = s:get_child(nil, namespace); - end - if c is st.stanza_t then - value = c.name; - end - elseif value_where == "in_attribute" then - local attr = name - if prefix then - attr = prefix .. ':' .. name - elseif namespace ~= s.attr.xmlns then - attr = namespace .. "\1" .. name - end - value = s.attr[attr] - - elseif value_where == "in_text" then - value = s:get_text() - - elseif value_where == "in_single_attribute" then - local c = s:get_child(name, namespace) - value = c and c.attr[single_attribute] - elseif value_where == "in_text_tag" then - value = s:get_child_text(name, namespace) - elseif value_where == "in_children" and propschema is json_schema_object then + if value_where == "in_children" and propschema is json_schema_object then if proptype == "object" then local c = s:get_child(name, namespace) if c then @@ -177,9 +180,8 @@ function parse_object (schema : schema_t, s : st.stanza_t) : { string : any } error "unreachable" end else - error "unreachable" - end - if value_where ~= "in_children" and value_where ~= "in_wrapper" then + local value : string = extract_value (s, value_where, proptype, name, namespace, prefix, single_attribute, enums) + out[prop] = totype(proptype, value) end end |