def validate_uuid(validator, fieldname, value, format_option):
# print("*********************")
# print("validator:", validator)
# print("fieldname:", fieldname)
# print("value", value)
# print("format_option", format_option)
# print("*********************")
if format_option == "uuid_hex":
try:
uuid.UUID(hex=value)
except Exception as e:
raise validictory.FieldValidationError(
"Could not parse UUID from\
hex string {uuidstr}, reason: {reason}".format(uuidstr=value,
reason=e),
fieldname, value)
elif format_option == "uuid_int":
try:
uuid.UUID(int=value)
except Exception as e:
raise validictory.FieldValidationError(
"Could not parse UUID \
from int string {uuidstr}, reason: {reason}".format(
uuidstr=value, reason=e), fieldname, value)
else:
raise validictory.FieldValidationError(
"Invalid format option for \
'validate_uuid': {fopt}".format(fopt=format_option), fieldname,
value)
def validate_date(validator, fieldname, value, format_option):
if format_option == "hack_date":
try:
parser.parse(value)
except Exception as e:
raise validictory.FieldValidationError(
"Could not parse date from string %s, reason: %s" % (value, e), fieldname, value)
else:
raise validictory.FieldValidationError("Invalid format option for \
'validate_uuid': %(format)s" % format_option, fieldname, value)
def validate_format_dict_not_empty(validator, fieldname, value, format_option):
if len(value.keys()) > 0:
return
raise validictory.FieldValidationError(
"Value %(value)r of field '%(fieldname)s' should not be an empty"
"dict" % locals(), fieldname, value)
def validate_format_contains_spaces(validator, fieldname, value,
format_option):
if ' ' in value:
return
raise validictory.FieldValidationError(
"Value %(value)r of field '%(fieldname)s' does not contain any spaces,"
"but it should" % locals(), fieldname, value)
def validate_url(validator, fieldname, value, format_option):
# print("*********************")
# print("validator:", validator)
# print("fieldname:", fieldname)
# print("value", value)
# print("format_option", format_option)
# print("*********************")
# from django.core.validators
http_regex = re.compile(
r'^(?:http)s?://' # http:// or https://
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|' # domain...
r'localhost|' # localhost...
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|' # ...or ipv4
r'\[?[A-F0-9]*:[A-F0-9:]+\]?)' # ...or ipv6
r'(?::\d+)?' # optional port
r'(?:/?|[/?]\S+)$',
re.IGNORECASE)
ftp_regex = re.compile(
r'^(?:ftp)s?://' # http:// or https://
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|' # domain...
r'localhost|' # localhost...
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|' # ...or ipv4
r'\[?[A-F0-9]*:[A-F0-9:]+\]?)' # ...or ipv6
r'(?::\d+)?' # optional port
r'(?:/?|[/?]\S+)$',
re.IGNORECASE)
if format_option == "url_http":
if not http_regex.search(value):
raise validictory.FieldValidationError(
"String {urlstr} isn't a valid HTTP URL".format(urlstr=value),
fieldname, value)
if format_option == "url_ftp":
if not ftp_regex.search(value):
raise validictory.FieldValidationError(
"String {urlstr} isn't a valid FTP URL".format(urlstr=value),
fieldname, value)
def validate_email(validator, fieldname, value, format_option):
# print("*********************")
# print("validator:", validator)
# print("fieldname:", fieldname)
# print("value", value)
# print("format_option", format_option)
# print("*********************")
# from django.core.validators
email_regex = re.compile(
r"(^[-!#$%&'*+/=?^_`{}|~0-9A-Z]+(\.[-!#$%&'*+/=?^_`{}|~0-9A-Z]+)*" # dot-atom
# quoted-string, see also http://tools.ietf.org/html/rfc2822#section-3.2.5
r'|^"([\001-\010\013\014\016-\037!#-\[\]-\177]|\\[\001-\011\013\014\016-\177])*"'
r')@((?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)$)' # domain
r'|\[(25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}\]$',
re.IGNORECASE) # literal form, ipv4 address (SMTP 4.1.3)
if not email_regex.search(value):
raise validictory.FieldValidationError(
"String {emailstr} isn't a valid email address".format(
emailstr=value), fieldname, value)