94 lines
2.7 KiB
Python
94 lines
2.7 KiB
Python
"""
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Paramecio2fm is a series of wrappers for Flask, mako and others and construct a simple headless cms.
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Copyright (C) 2023 Antonio de la Rosa Caballero
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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from paramecio2.libraries.db.webmodel import PhangoField,WebModel
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import json
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class ArrayField(PhangoField):
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"""Field for save json arrays with determined values"""
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def __init__(self, name, field_type, required=False):
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"""
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Args:
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name (str): The name of new field
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field_type (PhangoField): The type of PhangoField for save in ArrayField
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required (bool): Boolean for define if field is required or not
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"""
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super().__init__(name, required)
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self.field_type=field_type
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self.error_default='Sorry, the json array is invalid'
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self.set_default='NOT NULL'
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self.type_sql='text'
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def check(self, value):
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if type(value).__name__=='str':
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try:
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value=json.loads(value)
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except json.JSONDecodeError:
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value=[]
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self.error=True
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self.txt_error=self.error_default
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elif type(value).__name__!='list':
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value=[]
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self.error=True
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self.txt_error='Sorry, the json array is invalid'
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error=0
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if type(self.field_type).__name__!='ArrayField':
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for k,v in enumerate(value):
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value[k]=self.field_type.check(v)
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if self.field_type.error:
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error+=1
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if error>0:
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self.error=True
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final_value=json.dumps(value)
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final_value=WebModel.escape_sql(final_value)
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return final_value
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def get_type_sql(self):
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return 'TEXT '+self.set_default
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def show_formatted(self, value):
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return ", ".join(value)
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def loads(self, value):
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try:
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return json.loads(value)
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except:
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return False
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