78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.sql import func
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from .system import Persona
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from webinterface import db
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class Documento(db.Model):
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__tablename__ = 'archivos'
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__table_args__ = { 'schema': 'doc' }
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__bind_key__ = 'system'
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hash = db.Column(UUID(as_uuid=True), primary_key=True, nullable=False, autoincrement=False)
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nombre = db.Column(db.String, nullable=False)
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descripcion = db.Column(db.Text)
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tamano = db.Column(db.Integer, default=0)
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reemplazahash = db.Column(UUID(as_uuid=True), db.ForeignKey('doc.archivos.hash'), nullable=True)
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creado = db.Column(db.DateTime, server_default=func.now())
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autorid = db.Column(db.BigInteger, db.ForeignKey('usuarios.personas.id'))
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reemplaza = db.relationship('Documento')
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# evidenciade = db.relationship('Evidencia')
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autor = db.relationship('Persona')
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@property
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def humansize(self):
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if self.tamano == 0:
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return "link"
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if self.tamano < 1000:
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return "{} B".format(self.tamano)
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elif self.tamano < 1000000:
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return "{:.2f} KB".format(self.tamano/1024)
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elif self.tamano < 1000000000:
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return "{:.2f} MB".format(self.tamano/1048576)
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else:
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return "{:.2fs} GB".format(self.tamano/1073741824)
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def get_file(self):
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if self.tamano == 0:
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return None
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else:
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hashstr = str(self.hash)
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return 'ilab_app/archivos/{}/{}-{}'.format(hashstr[:2],hashstr, self.nombre[:150])
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def get_dir(self):
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if self.tamano == 0:
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return None
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else:
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hashstr = str(self.hash)
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return 'ilab_app/archivos/{}'.format(hashstr[:2])
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@property
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def placeholder(self):
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if self.tamano > 0:
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return False
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elif self.nombre[:7] == 'http://' or self.nombre[:8] == 'https://':
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return False
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else:
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return True
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# @property
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# def objetivos(self):
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# for evidencia in self.evidenciade:
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# yield evidencia.actividad.objetivo
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#
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# @property
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# def visible(self):
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# from flask import current_app
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# from ilab_app.models.system import pertenece
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# comisiones = []
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# for objetivo in self.objetivos:
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# comisiones = comisiones + [objetivo.responsableid, objetivo.invitadosid]
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# return pertenece(0, comisiones)
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