# -*- coding: utf-8 -*-

def toCidr(ip,mask=False):
    """ Convert to CIDR notation
        ip can be like this : 192.168.5.100/255.255.255.0
        or you can provide the ip and the mask
    """
    from IPy import IP
    try:
        if mask:
            data="{0}/{1}".format(ip,mask)
        else:
            data=ip
        return str(IP(data))
    except:
        return data

def readPass(encoder,reader):
    try:
        mypwdreader=open(reader, "r").readline().rstrip()
        if encoder == "":
            return mypwdreader
        elif encoder == "base64":
            import base64
            return base64.b64encode(mypwdreader)

    except:
        return "mot de passe inconnu"

def getSSOFilters():
    """ Convert former eole-sso filters to LemonLDAP filters
    """
    import glob
    from ConfigParser import ConfigParser
    import json
    try:
       filters = {}
       filterDirectory = "/usr/share/sso/app_filters/"
       filterExtention = ".ini"
       filterSection = "utilisateur"
       filterFiles = glob.glob("{0}/*{1}".format(filterDirectory, filterExtention))
       toClean = ["uid","mail","cn","__name__"]
       for fi in filterFiles:
          # Don't parse "applications.ini"
          config = ConfigParser()
          config.read(fi)
          if filterSection in config._sections:
             filters.update(config._sections[filterSection].items())

       for key in toClean:
           del(filters[key])

       res = ""
       index=0
       size=len(filters)
       for k,v in filters.items():
           res += "        \"{0}\": \"{1}\",".format(k,v)
           index += 1
           if index != size:
               res += "\n"

       return(res)

    except:
        return "Error Generating Filters"