from os import path, environ
from ConfigParser import SafeConfigParser, ParsingError

class Config:

    def __init__(self):
        try:
            self.home = environ['LCSH_HOME']
            self.config_file = "%s/lcsh.conf" % self.home

            parser = SafeConfigParser()
            parser.read(self.config_file)
            self.config = parser

            self.solr = self.config.get('lcsh', 'solr')
            self.store = self.config.get('lcsh', 'store')

        except KeyError:
            raise RuntimeError("LCSH_HOME not defined")

        except ParsingError, e:
            raise RuntimeError("unable to read configuration file : %s" % 
                self.config_file)

    def get(self, section, option):
        return self.config.get(section, option)