import os
import re
#from pprint import pprint

configuration = f"{os.path.dirname(__file__)}/../site.conf"
site_conf = {}

def read():
    with open(configuration, "r") as cf:
        site = None
        for line in cf:
            line = line.rstrip();
            if r := re.match('#', line):
                continue
            if r := re.match('\s*$', line):
                continue

            if r := re.match('\[([A-Za-z0-9_-]+)\]', line):
                site = r[1]
                site_conf[site] = {}
                continue
            if site == None:
                print(f"configuration line before 1st block: {line}")
                exit(1)
            if r := re.match('([A-Za-z0-9_-]+)\s+(.+)', line):
                site_conf[site][r[1]] = r[2]
            elif r := re.match('([A-Za-z0-9_-]+)%\s+([A-Za-z0-9_-]+)\s+(.+)', line):
                if r[1] not in site_conf[site] or type(site_conf[site][r[1]]) is not dict:
                    site_conf[site][r[1]] = {}
                site_conf[site][r[1]][r[2]] = r[3]
            else:
                print(f"invalid line in site_conf: {line}")
                exit(1)

        cf.close()
    return site_conf
	
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