paramecio2fm/paramecio2/libraries/db/corefields.py

262 lines
5.9 KiB
Python

from paramecio2.libraries.db.webmodel import PhangoField
from paramecio2.libraries.db import coreforms
from paramecio2.libraries.i18n import I18n
class IntegerField(PhangoField):
"""Class that figure an integer sql type field.
Args:
name (str): The name of new field
size (int): The size of the new field in database. By default 11.
required (bool): Boolean for define if
"""
def __init__(self, name, size=11, required=False):
super(IntegerField, self).__init__(name, size, required)
self.default_value=0
def check(self, value):
"""Method for check if value is integer
Args:
value (int): The value to check
"""
self.error=False
self.txt_error=''
try:
value=str(int(value))
if value=="0" and self.required==True:
self.txt_error="The value is zero"
self.error=True
except:
value="0"
self.txt_error="The value is zero"
self.error=True
return value
def get_type_sql(self):
"""Method for return the sql code for this type
"""
return 'INT('+str(self.size)+') NOT NULL DEFAULT "0"'
class BigIntegerField(IntegerField):
"""Class that figure an big integer sql type field.
Only change the sql type with respect to IntegerField
"""
def get_type_sql(self):
"""Method for return the sql code for this type
"""
return 'BIGINT('+str(self.size)+') NOT NULL DEFAULT "0"'
class FloatField(PhangoField):
"""Class that figure an float sql type field.
Args:
name (str): The name of new field
size (int): The size of the new field in database. By default 11.
required (bool): Boolean for define if
"""
def __init__(self, name, size=11, required=False):
super(FloatField, self).__init__(name, size, required)
self.error_default="The value is zero"
self.default_value=0
def check(self, value):
"""Method for check if value is integer
Args:
value (float): The value to check
"""
self.error=False
self.txt_error=''
try:
value=str(value)
if value.find(',')!=-1:
value=value.replace(',', '.')
value=str(float(value))
if value==0 and self.required==True:
self.txt_error=self.error_default
self.error=True
except:
value="0"
self.txt_error=self.error_default
self.error=True
return value
def get_type_sql(self):
return 'FLOAT NOT NULL DEFAULT "0"'
class DecimalField(FloatField):
def get_type_sql(self):
return 'DECIMAL(20, 2) NOT NULL DEFAULT "0"'
class DoubleField(FloatField):
def get_type_sql(self):
return 'DOUBLE NOT NULL DEFAULT "0"'
class CharField(PhangoField):
pass
class TextField(PhangoField):
def __init__(self, name, required=False):
super().__init__(name, 11, required)
self.set_default='NOT NULL'
def get_type_sql(self):
"""Method for return the sql code for this type
"""
return 'TEXT '+self.set_default
class HTMLField(TextField):
def __init__(self, name, required=False):
super().__init__(name, required)
def check(self, value):
return re.sub('<.*?script?>', '', value)
class ForeignKeyField(IntegerField):
def __init__(self, name, related_table, size=11, required=False, identifier_field='id', named_field="id", select_fields=[]):
super(ForeignKeyField, self).__init__(name, size, required)
self.table_id=related_table.name_field_id
self.table_name=related_table.name
self.related_model=related_table
self.identifier_field=identifier_field
self.named_field=named_field
self.select_fields=select_fields
self.foreignkey=True
self.change_form(coreforms.SelectModelForm, [related_table, self.named_field, self.identifier_field])
self.default_value=None
def check(self, value):
value=super().check(value)
if value=='0' or value==0:
value='NULL'
return value
def get_type_sql(self):
"""Method for return the sql code for this type
"""
return 'INT NULL'
class BooleanField(IntegerField):
def __init__(self, name, size=1):
required=False
self.yes_text=I18n.lang('common', 'yes', 'Yes')
self.no_text=I18n.lang('common', 'no', 'No')
super(IntegerField, self).__init__(name, size, required)
self.default_error="Need 0 or 1 value"
self.default_value=0
def check(self, value):
self.error=False
self.txt_error=''
try:
value=int(value)
if value<0 or value>1:
self.txt_error=self.default_error
self.error=True
except:
self.error=True
self.txt_error=self.default_error
value=0
value=str(value)
return value
def get_type_sql(self):
"""Method for return the sql code for this type
"""
return 'BOOLEAN NOT NULL DEFAULT "0"'
def show_formatted(self, value):
value=int(value)
if value==0:
value=self.no_text
else:
value=self.yes_text
return str(value)