def __getattr__(self, name):
if name in self.attr2extype:
extype = self.attr2extype[name]
if self.extensions and extype in self.extensions and not self.extensions[extype].exvalue is None:
result = unquote(self.extensions[extype].exvalue)
else:
return None
else:
raise AttributeError("%s has no attribute %s" % (self.__class__.__name__, name))
return result # __getattr__()
def __setattr__(self, name, value):
if name in self.attr2extype:
extype = self.attr2extype[name]
if value is None:
# A value of None means that extension is deleted
delattr(self, name)
elif value != None:
# Add appropriate extension
self.extensions[extype] = LDAPUrlExtension(extype=extype, exvalue=unquote(value))
else:
self.__dict__[name] = value
def __setattr__(self, name, value):
if name in self.attr2extype:
extype = self.attr2extype[name]
if value is None:
# A value of None means that extension is deleted
delattr(self, name)
elif value != None:
# Add appropriate extension
self.extensions[extype] = LDAPUrlExtension(
extype=extype, exvalue=unquote(value))
else:
self.__dict__[name] = value
def __getattr__(self, name):
if name in self.attr2extype:
extype = self.attr2extype[name]
if self.extensions and \
extype in self.extensions and \
not self.extensions[extype].exvalue is None:
result = unquote(self.extensions[extype].exvalue)
else:
return None
else:
raise AttributeError('%s has no attribute %s' %
(self.__class__.__name__, name))
return result # __getattr__()
def _parse(self,ldap_url):
"""
parse a LDAP URL and set the class attributes
urlscheme,host,dn,attrs,scope,filterstr,extensions
"""
if not isLDAPUrl(ldap_url):
raise ValueError('Value %s for ldap_url does not seem to be a LDAP URL.' % (repr(ldap_url)))
scheme,rest = ldap_url.split('://',1)
self.urlscheme = scheme.strip()
if not self.urlscheme in ['ldap','ldaps','ldapi']:
raise ValueError('LDAP URL contains unsupported URL scheme %s.' % (self.urlscheme))
slash_pos = rest.find('/')
qemark_pos = rest.find('?')
if (slash_pos==-1) and (qemark_pos==-1):
# No / and ? found at all
self.hostport = unquote(rest)
self.dn = ''
return
else:
if slash_pos!=-1 and (qemark_pos==-1 or (slash_pos<qemark_pos)):
# Slash separates DN from hostport
self.hostport = unquote(rest[:slash_pos])
# Eat the slash from rest
rest = rest[slash_pos+1:]
elif qemark_pos!=1 and (slash_pos==-1 or (slash_pos>qemark_pos)):
# Question mark separates hostport from rest, DN is assumed to be empty
self.hostport = unquote(rest[:qemark_pos])
# Do not eat question mark
rest = rest[qemark_pos:]
else:
raise ValueError('Something completely weird happened!')
paramlist=rest.split('?',4)
paramlist_len = len(paramlist)
if paramlist_len>=1:
self.dn = unquote(paramlist[0]).strip()
if (paramlist_len>=2) and (paramlist[1]):
self.attrs = unquote(paramlist[1].strip()).split(',')
if paramlist_len>=3:
scope = paramlist[2].strip()
try:
self.scope = SEARCH_SCOPE[scope]
except KeyError:
raise ValueError('Invalid search scope %s' % (repr(scope)))
if paramlist_len>=4:
filterstr = paramlist[3].strip()
if not filterstr:
self.filterstr = None
else:
self.filterstr = unquote(filterstr)
if paramlist_len>=5:
if paramlist[4]:
self.extensions = LDAPUrlExtensions()
self.extensions.parse(paramlist[4])
else:
self.extensions = None
return
def _parse(self,ldap_url):
"""
parse a LDAP URL and set the class attributes
urlscheme,host,dn,attrs,scope,filterstr,extensions
"""
if not isLDAPUrl(ldap_url):
raise ValueError('Value %s for ldap_url does not seem to be a LDAP URL.' % (repr(ldap_url)))
scheme,rest = ldap_url.split('://',1)
self.urlscheme = scheme.strip()
if not self.urlscheme in ['ldap','ldaps','ldapi']:
raise ValueError('LDAP URL contains unsupported URL scheme %s.' % (self.urlscheme))
slash_pos = rest.find('/')
qemark_pos = rest.find('?')
if (slash_pos==-1) and (qemark_pos==-1):
# No / and ? found at all
self.hostport = unquote(rest)
self.dn = ''
return
else:
if slash_pos!=-1 and (qemark_pos==-1 or (slash_pos<qemark_pos)):
# Slash separates DN from hostport
self.hostport = unquote(rest[:slash_pos])
# Eat the slash from rest
rest = rest[slash_pos+1:]
elif qemark_pos!=1 and (slash_pos==-1 or (slash_pos>qemark_pos)):
# Question mark separates hostport from rest, DN is assumed to be empty
self.hostport = unquote(rest[:qemark_pos])
# Do not eat question mark
rest = rest[qemark_pos:]
else:
raise ValueError('Something completely weird happened!')
paramlist=rest.split('?',4)
paramlist_len = len(paramlist)
if paramlist_len>=1:
self.dn = unquote(paramlist[0]).strip()
if (paramlist_len>=2) and (paramlist[1]):
self.attrs = unquote(paramlist[1].strip()).split(',')
if paramlist_len>=3:
scope = paramlist[2].strip()
try:
self.scope = SEARCH_SCOPE[scope]
except KeyError:
raise ValueError('Invalid search scope %s' % (repr(scope)))
if paramlist_len>=4:
filterstr = paramlist[3].strip()
if not filterstr:
self.filterstr = None
else:
self.filterstr = unquote(filterstr)
if paramlist_len>=5:
if paramlist[4]:
self.extensions = LDAPUrlExtensions()
self.extensions.parse(paramlist[4])
else:
self.extensions = None
return
def _parse(self,extension):
extension = extension.strip()
if not extension:
# Don't parse empty strings
self.extype,self.exvalue = None,None
return
self.critical = extension[0]=='!'
if extension[0]=='!':
extension = extension[1:].strip()
try:
self.extype,self.exvalue = extension.split('=',1)
except ValueError:
# No value, just the extype
self.extype,self.exvalue = extension,None
else:
self.exvalue = unquote(self.exvalue.strip())
self.extype = self.extype.strip()
def _parse(self,extension):
extension = extension.strip()
if not extension:
# Don't parse empty strings
self.extype,self.exvalue = None,None
return
self.critical = extension[0]=='!'
if extension[0]=='!':
extension = extension[1:].strip()
try:
self.extype,self.exvalue = extension.split('=',1)
except ValueError:
# No value, just the extype
self.extype,self.exvalue = extension,None
else:
self.exvalue = unquote(self.exvalue.strip())
self.extype = self.extype.strip()