small changes needed by api update

README.md

@@ -1,12 +1,27 @@
-Basic functions
-short api:
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+# Minetest mod: Basic functions
+
+Main repository:
+
+https://notabug.org/ademant/basic_functions.git
+
+Mirrors:
+
+https://gitlab.com/ademant/basic_functions.git
+
+https://github.com/ademant/basic_functions.git
+
+## Short description
+Mod provide some functions, I need for several mods. Basically for import spreadsheet configurations.
+
+## short api:
 function has_value(tab,val)
 	check if val is inside list tab
 
 function import_csv(infile,def)
 	read configuration from infile
 	def.as_numeric: all values not stated in col_num, col_tab or with name "name" are interpreted as numeric
-	def.seperator: character to use as field delimiter
+	def.seperator: character to use as field delimiter in infile
 	def.col_num: turn this elements to numbers
 	def.groups_num: put this elements as numbers into matrix groups
 

functions.lua

@@ -12,6 +12,7 @@ end
 local has_value=basic_functions.has_value
 
 -- read table "infile" where in "def" is defined, which cols are numbers and which belongs to a group
+-- First line has to be the header.
 -- def.as_numeric: all values not stated in col_num, col_tab or with name "name" are interpreted as numeric
 -- def.seperator: character to use as field delimiter
 -- def.col_num: turn this elements to numbers
@@ -126,3 +127,15 @@ basic_functions.import_settingtype = function(infile)
 		end
 	end
 end
+
+basic_functions.read_file=function(filename)
+	local file=io.open(filename,"r")
+	local out=""
+	if file then
+		for line in file:lines() do
+			out=out..line
+		end
+		file:close()
+	end
+	return(out)
+end