diff options
Diffstat (limited to 'django/core/validators.py')
| -rw-r--r-- | django/core/validators.py | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/django/core/validators.py b/django/core/validators.py index 26165c4af1..293f0e1a8c 100644 --- a/django/core/validators.py +++ b/django/core/validators.py @@ -25,6 +25,7 @@ email_re = re.compile( r"(^[-!#$%&'*+/=?^_`{}|~0-9A-Z]+(\.[-!#$%&'*+/=?^_`{}|~0-9A-Z]+)*" # dot-atom r'|^"([\001-\010\013\014\016-\037!#-\[\]-\177]|\\[\001-011\013\014\016-\177])*"' # quoted-string r')@(?:[A-Z0-9-]+\.)+[A-Z]{2,6}$', re.IGNORECASE) # domain +decimal_re = re.compile(r'^-?(?P<digits>\d+)(\.(?P<decimals>\d+))?$') integer_re = re.compile(r'^-?\d+$') ip4_re = re.compile(r'^(25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}$') phone_re = re.compile(r'^[A-PR-Y0-9]{3}-[A-PR-Y0-9]{3}-[A-PR-Y0-9]{4}$', re.IGNORECASE) @@ -406,28 +407,35 @@ class IsAPowerOf(object): if val != int(val): raise ValidationError, gettext("This value must be a power of %s.") % self.power_of -class IsValidFloat(object): +class IsValidDecimal(object): def __init__(self, max_digits, decimal_places): self.max_digits, self.decimal_places = max_digits, decimal_places def __call__(self, field_data, all_data): - data = str(field_data) - try: - float(data) - except ValueError: + match = decimal_re.search(str(field_data)) + if not match: raise ValidationError, gettext("Please enter a valid decimal number.") - # Negative floats require more space to input. - max_allowed_length = data.startswith('-') and (self.max_digits + 2) or (self.max_digits + 1) - if len(data) > max_allowed_length: + + digits = len(match.group('digits') or '') + decimals = len(match.group('decimals') or '') + + if digits + decimals > self.max_digits: raise ValidationError, ngettext("Please enter a valid decimal number with at most %s total digit.", "Please enter a valid decimal number with at most %s total digits.", self.max_digits) % self.max_digits - if (not '.' in data and len(data) > (max_allowed_length - self.decimal_places - 1)) or ('.' in data and len(data) > (max_allowed_length - (self.decimal_places - len(data.split('.')[1])))): + if digits > (self.max_digits - self.decimal_places): raise ValidationError, ngettext( "Please enter a valid decimal number with a whole part of at most %s digit.", "Please enter a valid decimal number with a whole part of at most %s digits.", str(self.max_digits-self.decimal_places)) % str(self.max_digits-self.decimal_places) - if '.' in data and len(data.split('.')[1]) > self.decimal_places: + if decimals > self.decimal_places: raise ValidationError, ngettext("Please enter a valid decimal number with at most %s decimal place.", "Please enter a valid decimal number with at most %s decimal places.", self.decimal_places) % self.decimal_places +def isValidFloat(field_data, all_data): + data = str(field_data) + try: + float(data) + except ValueError: + raise ValidationError, gettext("Please enter a valid floating point number.") + class HasAllowableSize(object): """ Checks that the file-upload field data is a certain size. min_size and |