349 lines
8.8 KiB
Python
349 lines
8.8 KiB
Python
from paramecio2.libraries.db.webmodel import PhangoField
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from paramecio2.libraries.db import coreforms
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from paramecio2.libraries.i18n import I18n
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from bs4 import BeautifulSoup
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class IntegerField(PhangoField):
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"""Class that figure an integer sql type field.
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"""
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def __init__(self, name, size=11, required=False):
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"""
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Args:
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name (str): The name of field
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size (int): The size of the new field in database. By default 11.
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required (bool): Boolean for define if field is required or not
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"""
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super(IntegerField, self).__init__(name, size, required)
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self.default_value=0
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def check(self, value):
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"""Method for check if value is integer
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Args:
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value (int): The value to check
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"""
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self.error=False
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self.txt_error=''
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try:
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value=str(int(value))
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if value=="0" and self.required==True:
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self.txt_error="The value is zero"
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self.error=True
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except:
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value="0"
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self.txt_error="The value is zero"
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self.error=True
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return value
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'INT('+str(self.size)+') NOT NULL DEFAULT "0"'
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class BigIntegerField(IntegerField):
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"""Class that figure an big integer sql type field.
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Only change the sql type with respect to IntegerField
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"""
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'BIGINT('+str(self.size)+') NOT NULL DEFAULT "0"'
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class FloatField(PhangoField):
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"""Class that figure an float sql type field.
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Args:
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name (str): The name of new field
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size (int): The size of the new field in database. By default 11.
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required (bool): Boolean for define if
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"""
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def __init__(self, name, size=11, required=False):
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super(FloatField, self).__init__(name, size, required)
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self.error_default="The value is zero"
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self.default_value=0
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def check(self, value):
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"""Method for check if value is integer
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Args:
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value (float): The value to check
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"""
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self.error=False
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self.txt_error=''
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try:
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value=str(value)
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if value.find(',')!=-1:
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value=value.replace(',', '.')
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value=str(float(value))
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if value==0 and self.required==True:
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self.txt_error=self.error_default
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self.error=True
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except:
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value="0"
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self.txt_error=self.error_default
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self.error=True
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return value
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def get_type_sql(self):
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return 'FLOAT NOT NULL DEFAULT "0"'
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class DecimalField(FloatField):
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"""PhangoField field for Decimals fields."""
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def get_type_sql(self):
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return 'DECIMAL(20, 2) NOT NULL DEFAULT "0"'
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class DoubleField(FloatField):
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"""PhangoField field for Double fields."""
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def get_type_sql(self):
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return 'DOUBLE NOT NULL DEFAULT "0"'
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class CharField(PhangoField):
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"""Simple alias for PhangoField"""
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pass
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class TextField(PhangoField):
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"""Class used for text fields
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Class used for text fields, use TEXT sql type for the this field.
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"""
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def __init__(self, name, required=False):
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"""Init TextField class different to standard PhangoField
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Args:
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name (str): The name of new field
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required (bool): Boolean for define if field is required or not
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Attributes:
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set_default (str): Set if the value es NOT NULL or not
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"""
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super().__init__(name, 11, required)
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self.set_default='NOT NULL'
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'TEXT '+self.set_default
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class LongTextField(TextField):
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"""Class used for long text fields (32 bits size, 4G)
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Class used for text fields, use LONGTEXT sql type for the this field.
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"""
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'LONGTEXT '+self.set_default
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class HTMLField(TextField):
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"""Class used for html fields
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Class used for html fields, use TEXT sql type for the this field because is children of TextField. In this method self.escape is used for convert " to "
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"""
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def __init__(self, name, required=False):
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"""Init HTMLField class different to standard PhangoField
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Args:
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name (str): The name of new field
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required (bool): Boolean for define if field is required or not
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Attributes:
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trusted_tags (list): A list with safe tags.
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"""
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super().__init__(name, required)
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self.trusted_tags=[]
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def check(self, value):
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"""Check method for html values
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This check method use beautifulsoap for clean and format html code
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"""
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soup=BeautifulSoup(value, features='html.parser')
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for tag in soup.findAll(True):
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if tag.name not in self.trusted_tags:
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tag.hidden=True
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value=soup.renderContents().decode('utf-8')
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if self.escape:
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return value.replace('"', '"')
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else:
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return value
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class ForeignKeyField(IntegerField):
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"""Subclass of IntegerField for create Foreign keys
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A subclass of IntegerField used for create foreign keys in related tables.
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"""
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def __init__(self, name, related_table, size=11, required=False, identifier_field='id', named_field="id", select_fields=[]):
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"""
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Args:
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name (str): Name of field
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related_table (WebModel): The table-model related with this foreign key
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size (int): The size of the new field in database. By default 11.
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required (bool): Boolean for define if field is required or not
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identifier_field (str): The Id field name from related table
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named_field (str): The field from related table used for identify the row seleted from related table
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select_fields (list): A series of fields names from related
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"""
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super(ForeignKeyField, self).__init__(name, size, required)
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self.table_id=related_table.name_field_id
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self.table_name=related_table.name
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self.related_model=related_table
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self.identifier_field=identifier_field
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self.named_field=named_field
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self.select_fields=select_fields
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self.foreignkey=True
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self.change_form(coreforms.SelectModelForm, [related_table, self.named_field, self.identifier_field])
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self.default_value=None
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def check(self, value):
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value=super().check(value)
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if value=='0' or value==0:
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value=None
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return value
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'INT NULL'
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class BooleanField(IntegerField):
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"""Field for boolean values
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"""
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def __init__(self, name, size=1):
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"""
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Args:
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name (str): Name of field
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size (int): The size of the new field in database. By default 11.
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"""
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required=False
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self.yes_text=I18n.lang('common', 'yes', 'Yes')
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self.no_text=I18n.lang('common', 'no', 'No')
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super(IntegerField, self).__init__(name, size, required)
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self.default_error="Need 0 or 1 value"
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self.default_value=0
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def check(self, value):
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self.error=False
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self.txt_error=''
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try:
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value=int(value)
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if value<0 or value>1:
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self.txt_error=self.default_error
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self.error=True
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value=0
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except:
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self.error=True
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self.txt_error=self.default_error
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value=0
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value=str(value)
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return value
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def get_type_sql(self):
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"""Method for return the sql code for this type
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"""
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return 'BOOLEAN NOT NULL DEFAULT "0"'
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def show_formatted(self, value):
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value=int(value)
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if value==0:
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value=self.no_text
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else:
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value=self.yes_text
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return str(value)
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