1650 lines
52 KiB
Python
1650 lines
52 KiB
Python
import copy
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import pathlib
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from contextlib import suppress
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from fractions import Fraction
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from itertools import chain
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from operator import attrgetter
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from typing import Dict, List, Set
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from boltons import urlutils
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from citext import CIText
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from ereuse_utils.naming import HID_CONVERSION_DOC, Naming
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from flask import g, request
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from more_itertools import unique_everseen
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from sqlalchemy import BigInteger, Boolean, Column
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from sqlalchemy import Enum as DBEnum
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from sqlalchemy import (
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Float,
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ForeignKey,
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Integer,
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Sequence,
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SmallInteger,
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Unicode,
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inspect,
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text,
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)
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.ext.declarative import declared_attr
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from sqlalchemy.ext.hybrid import hybrid_property
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from sqlalchemy.orm import ColumnProperty, backref, relationship, validates
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from sqlalchemy.util import OrderedSet
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from sqlalchemy_utils import ColorType
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from stdnum import imei, meid
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from teal.db import (
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CASCADE_DEL,
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POLYMORPHIC_ID,
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POLYMORPHIC_ON,
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URL,
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IntEnum,
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ResourceNotFound,
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check_lower,
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check_range,
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)
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from teal.enums import Layouts
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from teal.marshmallow import ValidationError
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from teal.resource import url_for_resource
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from ereuse_devicehub.db import db
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from ereuse_devicehub.resources.device.metrics import Metrics
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from ereuse_devicehub.resources.enums import (
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BatteryTechnology,
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CameraFacing,
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ComputerChassis,
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DataStorageInterface,
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DisplayTech,
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PrinterTechnology,
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RamFormat,
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RamInterface,
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Severity,
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TransferState,
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)
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from ereuse_devicehub.resources.models import (
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STR_SM_SIZE,
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Thing,
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listener_reset_field_updated_in_actual_time,
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)
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from ereuse_devicehub.resources.user.models import User
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from ereuse_devicehub.resources.utils import hashcode
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def create_code(context):
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_id = Device.query.order_by(Device.id.desc()).first() or 3
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if not _id == 3:
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_id = _id.id + 1
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return hashcode.encode(_id)
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def create_phid(context, count=1):
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phid = str(Placeholder.query.filter(Placeholder.owner == g.user).count() + count)
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if (
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Placeholder.query.filter(Placeholder.owner == g.user)
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.filter(Placeholder.phid == phid)
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.count()
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):
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return create_phid(context, count=count + 1)
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return phid
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class Device(Thing):
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"""Base class for any type of physical object that can be identified.
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Device partly extends `Schema's IndividualProduct <https
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://schema.org/IndividualProduct>`_, adapting it to our
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use case.
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A device requires an identification method, ideally a serial number,
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although it can be identified only with tags too. More ideally
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both methods are used.
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Devices can contain ``Components``, which are just a type of device
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(it is a recursive relationship).
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"""
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id = Column(BigInteger, Sequence('device_seq'), primary_key=True)
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id.comment = """The identifier of the device for this database. Used only
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internally for software; users should not use this.
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"""
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type = Column(Unicode(STR_SM_SIZE), nullable=False)
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hid = Column(Unicode(), check_lower('hid'), unique=False)
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hid.comment = (
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"""The Hardware ID (HID) is the ID traceability
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systems use to ID a device globally. This field is auto-generated
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from Devicehub using literal identifiers from the device,
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so it can re-generated *offline*.
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"""
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+ HID_CONVERSION_DOC
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)
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model = Column(Unicode(), check_lower('model'))
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model.comment = """The model of the device in lower case.
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The model is the unambiguous, as technical as possible, denomination
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for the product. This field, among others, is used to identify
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the product.
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"""
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manufacturer = Column(Unicode(), check_lower('manufacturer'))
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manufacturer.comment = """The normalized name of the manufacturer,
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in lower case.
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Although as of now Devicehub does not enforce normalization,
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users can choose a list of normalized manufacturer names
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from the own ``/manufacturers`` REST endpoint.
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"""
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serial_number = Column(Unicode(), check_lower('serial_number'))
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serial_number.comment = """The serial number of the device in lower case."""
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part_number = Column(Unicode(), check_lower('part_number'))
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part_number.comment = """The part number of the device in lower case."""
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brand = db.Column(CIText())
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brand.comment = """A naming for consumers. This field can represent
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several models, so it can be ambiguous, and it is not used to
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identify the product.
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"""
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generation = db.Column(db.SmallInteger, check_range('generation', 0))
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generation.comment = """The generation of the device."""
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version = db.Column(db.CIText())
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version.comment = """The version code of this device, like v1 or A001."""
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weight = Column(Float(decimal_return_scale=4), check_range('weight', 0.1, 5))
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weight.comment = """The weight of the device in Kg."""
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width = Column(Float(decimal_return_scale=4), check_range('width', 0.1, 5))
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width.comment = """The width of the device in meters."""
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height = Column(Float(decimal_return_scale=4), check_range('height', 0.1, 5))
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height.comment = """The height of the device in meters."""
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depth = Column(Float(decimal_return_scale=4), check_range('depth', 0.1, 5))
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depth.comment = """The depth of the device in meters."""
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color = Column(ColorType)
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color.comment = """The predominant color of the device."""
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production_date = Column(db.DateTime)
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production_date.comment = """The date of production of the device.
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This is timezone naive, as Workbench cannot report this data with timezone information.
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"""
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variant = Column(db.CIText())
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variant.comment = """A variant or sub-model of the device."""
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sku = db.Column(db.CIText())
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sku.comment = """The Stock Keeping Unit (SKU), i.e. a
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merchant-specific identifier for a product or service.
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"""
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image = db.Column(db.URL)
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image.comment = "An image of the device."
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owner_id = db.Column(
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UUID(as_uuid=True),
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db.ForeignKey(User.id),
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nullable=False,
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default=lambda: g.user.id,
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)
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owner = db.relationship(User, primaryjoin=owner_id == User.id)
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allocated = db.Column(Boolean, default=False)
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allocated.comment = "device is allocated or not."
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devicehub_id = db.Column(
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db.CIText(), nullable=True, unique=True, default=create_code
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)
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devicehub_id.comment = "device have a unique code."
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dhid_bk = db.Column(db.CIText(), nullable=True, unique=False)
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phid_bk = db.Column(db.CIText(), nullable=True, unique=False)
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active = db.Column(Boolean, default=True)
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_NON_PHYSICAL_PROPS = {
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'id',
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'type',
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'created',
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'updated',
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'parent_id',
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'owner_id',
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'hid',
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'production_date',
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'color', # these are only user-input thus volatile
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'width',
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'height',
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'depth',
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'weight',
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'brand',
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'generation',
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'production_date',
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'variant',
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'version',
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'sku',
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'image',
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'allocated',
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'devicehub_id',
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'system_uuid',
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'active',
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'phid_bk',
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'dhid_bk',
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}
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__table_args__ = (
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db.Index('device_id', id, postgresql_using='hash'),
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db.Index('type_index', type, postgresql_using='hash'),
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)
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def __init__(self, **kw) -> None:
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super().__init__(**kw)
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self.set_hid()
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@property
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def reverse_actions(self) -> list:
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return reversed(self.actions)
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@property
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def manual_actions(self) -> list:
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mactions = [
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'ActionDevice',
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'Allocate',
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'DataWipe',
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'Deallocate',
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'Management',
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'Prepare',
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'Ready',
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'Recycling',
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'Refurbish',
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'ToPrepare',
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'ToRepair',
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'Use',
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]
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return [a for a in self.actions if a in mactions]
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@property
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def actions(self) -> list:
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"""All the actions where the device participated, including:
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||
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1. Actions performed directly to the device.
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2. Actions performed to a component.
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3. Actions performed to a parent device.
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Actions are returned by descending ``created`` time.
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"""
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actions_multiple = copy.copy(self.actions_multiple)
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actions_one = copy.copy(self.actions_one)
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for ac in actions_multiple:
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ac.real_created = ac.actions_device[0].created
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for ac in actions_one:
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ac.real_created = ac.created
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return sorted(
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chain(actions_multiple, actions_one), key=lambda x: x.real_created
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)
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@property
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def problems(self):
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"""Current actions with severity.Warning or higher.
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There can be up to 3 actions: current Snapshot,
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current Physical action, current Trading action.
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"""
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from ereuse_devicehub.resources.action.models import Snapshot
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from ereuse_devicehub.resources.device import states
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||
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actions = set()
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with suppress(LookupError, ValueError):
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actions.add(self.last_action_of(Snapshot))
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with suppress(LookupError, ValueError):
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actions.add(self.last_action_of(*states.Physical.actions()))
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with suppress(LookupError, ValueError):
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actions.add(self.last_action_of(*states.Trading.actions()))
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return self._warning_actions(actions)
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@property
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def physical_properties(self) -> Dict[str, object or None]:
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"""Fields that describe the physical properties of a device.
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||
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:return A dictionary:
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- Column.
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- Actual value of the column or None.
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"""
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# todo ensure to remove materialized values when start using them
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# todo or self.__table__.columns if inspect fails
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return {
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c.key: getattr(self, c.key, None)
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for c in inspect(self.__class__).attrs
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if isinstance(c, ColumnProperty)
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and not getattr(c, 'foreign_keys', None)
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and c.key not in self._NON_PHYSICAL_PROPS
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}
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@property
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def public_properties(self) -> Dict[str, object or None]:
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"""Fields that describe the properties of a device than next show
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in the public page.
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:return A dictionary:
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- Column.
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- Actual value of the column or None.
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||
"""
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non_public = ['amount', 'transfer_state', 'receiver_id']
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hide_properties = list(self._NON_PHYSICAL_PROPS) + non_public
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return {
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c.key: getattr(self, c.key, None)
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for c in inspect(self.__class__).attrs
|
||
if isinstance(c, ColumnProperty)
|
||
and not getattr(c, 'foreign_keys', None)
|
||
and c.key not in hide_properties
|
||
}
|
||
|
||
@property
|
||
def public_actions(self) -> List[object]:
|
||
"""Actions than we want show in public page as traceability log section
|
||
:return a list of actions:
|
||
"""
|
||
hide_actions = ['Price', 'EreusePrice']
|
||
actions = [ac for ac in self.actions if ac.t not in hide_actions]
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actions.reverse()
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||
return actions
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||
|
||
@property
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||
def public_link(self) -> str:
|
||
host_url = request.host_url.strip('/')
|
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return "{}{}".format(host_url, self.url.to_text())
|
||
|
||
@property
|
||
def url(self) -> urlutils.URL:
|
||
"""The URL where to GET this device."""
|
||
return urlutils.URL(url_for_resource(Device, item_id=self.dhid))
|
||
|
||
@property
|
||
def rate(self):
|
||
"""The last Rate of the device."""
|
||
with suppress(LookupError, ValueError):
|
||
from ereuse_devicehub.resources.action.models import Rate
|
||
|
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return self.last_action_of(Rate)
|
||
|
||
@property
|
||
def price(self):
|
||
"""The actual Price of the device, or None if no price has
|
||
ever been set."""
|
||
with suppress(LookupError, ValueError):
|
||
from ereuse_devicehub.resources.action.models import Price
|
||
|
||
return self.last_action_of(Price)
|
||
|
||
@property
|
||
def last_action_trading(self):
|
||
"""which is the last action trading"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
return self.last_action_of(*states.Trading.actions())
|
||
|
||
@property
|
||
def allocated_status(self):
|
||
"""Show the actual status of device.
|
||
The status depend of one of this 3 actions:
|
||
- Allocate
|
||
- Deallocate
|
||
- InUse (Live register)
|
||
"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
return self.last_action_of(*states.Usage.actions())
|
||
|
||
@property
|
||
def physical_status(self):
|
||
"""Show the actual status of device for this owner.
|
||
The status depend of one of this 4 actions:
|
||
- ToPrepare
|
||
- Prepare
|
||
- DataWipe
|
||
- ToRepair
|
||
- Ready
|
||
"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
return self.last_action_of(*states.Physical.actions())
|
||
|
||
@property
|
||
def status(self):
|
||
"""Show the actual status of device for this owner.
|
||
The status depend of one of this 4 actions:
|
||
- Use
|
||
- Refurbish
|
||
- Recycling
|
||
- Management
|
||
"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
return self.last_action_of(*states.Status.actions())
|
||
|
||
@property
|
||
def history_status(self):
|
||
"""Show the history of the status actions of the device.
|
||
The status depend of one of this 4 actions:
|
||
- Use
|
||
- Refurbish
|
||
- Recycling
|
||
- Management
|
||
"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
status_actions = [ac.t for ac in states.Status.actions()]
|
||
history = []
|
||
for ac in self.actions:
|
||
if ac.t not in status_actions:
|
||
continue
|
||
if not history:
|
||
history.append(ac)
|
||
continue
|
||
if ac.rol_user == history[-1].rol_user:
|
||
# get only the last action consecutive for the same user
|
||
history = history[:-1] + [ac]
|
||
continue
|
||
|
||
history.append(ac)
|
||
|
||
return history
|
||
|
||
@property
|
||
def sid(self):
|
||
actions = []
|
||
if self.placeholder and self.placeholder.binding:
|
||
actions = [
|
||
x
|
||
for x in self.placeholder.binding.actions
|
||
if x.t == 'Snapshot' and x.sid
|
||
]
|
||
else:
|
||
actions = [x for x in self.actions if x.t == 'Snapshot' and x.sid]
|
||
|
||
if actions:
|
||
return actions[0].sid
|
||
|
||
@property
|
||
def tradings(self):
|
||
return {str(x.id): self.trading(x.lot) for x in self.actions if x.t == 'Trade'}
|
||
|
||
def trading(self, lot, simple=None): # noqa: C901
|
||
"""The trading state, or None if no Trade action has
|
||
ever been performed to this device. This extract the posibilities for to do.
|
||
This method is performed for show in the web.
|
||
If you need to do one simple and generic response you can put simple=True for that."""
|
||
if not hasattr(lot, 'trade'):
|
||
return
|
||
|
||
Status = {
|
||
0: 'Trade',
|
||
1: 'Confirm',
|
||
2: 'NeedConfirmation',
|
||
3: 'TradeConfirmed',
|
||
4: 'Revoke',
|
||
5: 'NeedConfirmRevoke',
|
||
6: 'RevokeConfirmed',
|
||
}
|
||
|
||
trade = lot.trade
|
||
user_from = trade.user_from
|
||
user_to = trade.user_to
|
||
status = 0
|
||
last_user = None
|
||
|
||
if not hasattr(trade, 'acceptances'):
|
||
return Status[status]
|
||
|
||
for ac in self.actions:
|
||
if ac.t not in ['Confirm', 'Revoke']:
|
||
continue
|
||
|
||
if ac.user not in [user_from, user_to]:
|
||
continue
|
||
|
||
if ac.t == 'Confirm' and ac.action == trade:
|
||
if status in [0, 6]:
|
||
if simple:
|
||
status = 2
|
||
continue
|
||
status = 1
|
||
last_user = ac.user
|
||
if ac.user == user_from and user_to == g.user:
|
||
status = 2
|
||
if ac.user == user_to and user_from == g.user:
|
||
status = 2
|
||
continue
|
||
|
||
if status in [1, 2]:
|
||
if last_user != ac.user:
|
||
status = 3
|
||
last_user = ac.user
|
||
continue
|
||
|
||
if status in [4, 5]:
|
||
status = 3
|
||
last_user = ac.user
|
||
continue
|
||
|
||
if ac.t == 'Revoke' and ac.action == trade:
|
||
if status == 3:
|
||
if simple:
|
||
status = 5
|
||
continue
|
||
status = 4
|
||
last_user = ac.user
|
||
if ac.user == user_from and user_to == g.user:
|
||
status = 5
|
||
if ac.user == user_to and user_from == g.user:
|
||
status = 5
|
||
continue
|
||
|
||
if status in [4, 5]:
|
||
if last_user != ac.user:
|
||
status = 6
|
||
last_user = ac.user
|
||
continue
|
||
|
||
if status in [1, 2]:
|
||
status = 6
|
||
last_user = ac.user
|
||
continue
|
||
|
||
return Status[status]
|
||
|
||
@property
|
||
def revoke(self):
|
||
"""If the actual trading state is an revoke action, this property show
|
||
the id of that revoke"""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
action = self.last_action_of(*states.Trading.actions())
|
||
if action.type == 'Revoke':
|
||
return action.id
|
||
|
||
@property
|
||
def physical(self):
|
||
"""The actual physical state, None otherwise."""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
action = self.last_action_of(*states.Physical.actions())
|
||
return states.Physical(action.__class__)
|
||
|
||
@property
|
||
def traking(self):
|
||
"""The actual traking state, None otherwise."""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
action = self.last_action_of(*states.Traking.actions())
|
||
return states.Traking(action.__class__)
|
||
|
||
@property
|
||
def usage(self):
|
||
"""The actual usage state, None otherwise."""
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
with suppress(LookupError, ValueError):
|
||
action = self.last_action_of(*states.Usage.actions())
|
||
return states.Usage(action.__class__)
|
||
|
||
@property
|
||
def physical_possessor(self):
|
||
"""The actual physical possessor or None.
|
||
|
||
The physical possessor is the Agent that has physically
|
||
the device. It differs from legal owners, usufructuarees
|
||
or reserves in that the physical possessor does not have
|
||
a legal relation per se with the device, but it is the one
|
||
that has it physically. As an example, a transporter could
|
||
be a physical possessor of a device although it does not
|
||
own it legally.
|
||
|
||
Note that there can only be one physical possessor per device,
|
||
and :class:`ereuse_devicehub.resources.action.models.Receive`
|
||
changes it.
|
||
"""
|
||
pass
|
||
# TODO @cayop uncomment this lines for link the possessor with the device
|
||
# from ereuse_devicehub.resources.action.models import Receive
|
||
# with suppress(LookupError):
|
||
# action = self.last_action_of(Receive)
|
||
# return action.agent_to
|
||
|
||
@property
|
||
def working(self):
|
||
"""A list of the current tests with warning or errors. A
|
||
device is working if the list is empty.
|
||
|
||
This property returns, for the last test performed of each type,
|
||
the one with the worst ``severity`` of them, or ``None`` if no
|
||
test has been executed.
|
||
"""
|
||
from ereuse_devicehub.resources.action.models import Test
|
||
|
||
current_tests = unique_everseen(
|
||
(e for e in reversed(self.actions) if isinstance(e, Test)),
|
||
key=attrgetter('type'),
|
||
) # last test of each type
|
||
return self._warning_actions(current_tests)
|
||
|
||
@property
|
||
def verbose_name(self):
|
||
type = self.type or ''
|
||
manufacturer = self.manufacturer or ''
|
||
model = self.model or ''
|
||
return f'{type} {manufacturer} {model}'
|
||
|
||
@property
|
||
def dhid(self):
|
||
if self.placeholder:
|
||
return self.placeholder.device.devicehub_id
|
||
if self.binding:
|
||
return self.binding.device.devicehub_id
|
||
return self.devicehub_id
|
||
|
||
@property
|
||
def my_partner(self):
|
||
if self.placeholder and self.placeholder.binding:
|
||
return self.placeholder.binding
|
||
if self.binding:
|
||
return self.binding.device
|
||
return self
|
||
|
||
@property
|
||
def get_updated(self):
|
||
if self.placeholder and self.placeholder.binding:
|
||
return max([self.updated, self.placeholder.binding.updated])
|
||
if self.binding:
|
||
return max([self.updated, self.binding.device.updated])
|
||
return self.updated
|
||
|
||
@declared_attr
|
||
def __mapper_args__(cls):
|
||
"""Defines inheritance.
|
||
|
||
From `the guide <http://docs.sqlalchemy.org/en/latest/orm/
|
||
extensions/declarative/api.html
|
||
#sqlalchemy.ext.declarative.declared_attr>`_
|
||
"""
|
||
args = {POLYMORPHIC_ID: cls.t}
|
||
if cls.t == 'Device':
|
||
args[POLYMORPHIC_ON] = cls.type
|
||
return args
|
||
|
||
def get_lots_for_template(self):
|
||
lots = []
|
||
for lot in self.lots:
|
||
if lot.is_incoming:
|
||
name = "IN - " + lot.name
|
||
lots.append(name)
|
||
if lot.is_outgoing:
|
||
name = "OUT - " + lot.name
|
||
lots.append(name)
|
||
if lot.is_temporary:
|
||
name = "TEMP - " + lot.name
|
||
lots.append(name)
|
||
lots.sort()
|
||
return lots
|
||
|
||
def phid(self):
|
||
if self.placeholder:
|
||
return self.placeholder.phid
|
||
if self.binding:
|
||
return self.binding.phid
|
||
return ''
|
||
|
||
def list_tags(self):
|
||
return ', '.join([t.id for t in self.tags])
|
||
|
||
def appearance(self):
|
||
actions = copy.copy(self.actions)
|
||
actions.sort(key=lambda x: x.created)
|
||
with suppress(LookupError, ValueError, StopIteration):
|
||
action = next(e for e in reversed(actions) if e.type == 'VisualTest')
|
||
return action.appearance_range
|
||
|
||
def functionality(self):
|
||
actions = copy.copy(self.actions)
|
||
actions.sort(key=lambda x: x.created)
|
||
with suppress(LookupError, ValueError, StopIteration):
|
||
action = next(e for e in reversed(actions) if e.type == 'VisualTest')
|
||
return action.functionality_range
|
||
|
||
def set_appearance(self, value):
|
||
actions = copy.copy(self.actions)
|
||
actions.sort(key=lambda x: x.created)
|
||
with suppress(LookupError, ValueError, StopIteration):
|
||
action = next(e for e in reversed(actions) if e.type == 'VisualTest')
|
||
action.appearance_range = value
|
||
|
||
def set_functionality(self, value):
|
||
actions = copy.copy(self.actions)
|
||
actions.sort(key=lambda x: x.created)
|
||
with suppress(LookupError, ValueError, StopIteration):
|
||
action = next(e for e in reversed(actions) if e.type == 'VisualTest')
|
||
action.functionality_range = value
|
||
|
||
def is_abstract(self):
|
||
if self.placeholder:
|
||
if self.placeholder.is_abstract:
|
||
return 'Snapshot'
|
||
if self.placeholder.binding:
|
||
return 'Twin'
|
||
return 'Placeholder'
|
||
if self.binding:
|
||
if self.binding.is_abstract:
|
||
return 'Snapshot'
|
||
return 'Twin'
|
||
|
||
return ''
|
||
|
||
def is_status(self, action):
|
||
from ereuse_devicehub.resources.device import states
|
||
|
||
if action.type in states.Usage.__members__:
|
||
return "Allocate State: "
|
||
|
||
if action.type in states.Status.__members__:
|
||
return "Lifecycle State: "
|
||
|
||
if action.type in states.Physical.__members__:
|
||
return "Physical State: "
|
||
|
||
return ""
|
||
|
||
def set_hid(self):
|
||
with suppress(TypeError):
|
||
self.hid = Naming.hid(
|
||
self.type, self.manufacturer, self.model, self.serial_number
|
||
)
|
||
|
||
def last_action_of(self, *types):
|
||
"""Gets the last action of the given types.
|
||
|
||
:raise LookupError: Device has not an action of the given type.
|
||
"""
|
||
try:
|
||
# noinspection PyTypeHints
|
||
actions = copy.copy(self.actions)
|
||
actions.sort(key=lambda x: x.created)
|
||
return next(e for e in reversed(actions) if isinstance(e, types))
|
||
except StopIteration:
|
||
raise LookupError(
|
||
'{!r} does not contain actions of types {}.'.format(self, types)
|
||
)
|
||
|
||
def which_user_put_this_device_in_trace(self):
|
||
"""which is the user than put this device in this trade"""
|
||
actions = copy.copy(self.actions)
|
||
actions.reverse()
|
||
# search the automatic Confirm
|
||
for ac in actions:
|
||
if ac.type == 'Trade':
|
||
action_device = [x for x in ac.actions_device if x.device == self][0]
|
||
if action_device.author:
|
||
return action_device.author
|
||
|
||
return ac.author
|
||
|
||
def change_owner(self, new_user):
|
||
"""util for change the owner one device"""
|
||
if not new_user:
|
||
return
|
||
self.owner = new_user
|
||
if hasattr(self, 'components'):
|
||
for c in self.components:
|
||
c.owner = new_user
|
||
|
||
def reset_owner(self):
|
||
"""Change the owner with the user put the device into the trade"""
|
||
user = self.which_user_put_this_device_in_trace()
|
||
self.change_owner(user)
|
||
|
||
def _warning_actions(self, actions):
|
||
return sorted(ev for ev in actions if ev.severity >= Severity.Warning)
|
||
|
||
def get_metrics(self):
|
||
"""
|
||
This method get a list of values for calculate a metrics from a spreadsheet
|
||
"""
|
||
metrics = Metrics(device=self)
|
||
return metrics.get_metrics()
|
||
|
||
def get_type_logo(self):
|
||
# This is used for see one logo of type of device in the frontend
|
||
types = {
|
||
"Desktop": "bi bi-file-post-fill",
|
||
"Laptop": "bi bi-laptop",
|
||
"Server": "bi bi-server",
|
||
"Processor": "bi bi-cpu",
|
||
"RamModule": "bi bi-list",
|
||
"Motherboard": "bi bi-cpu-fill",
|
||
"NetworkAdapter": "bi bi-hdd-network",
|
||
"GraphicCard": "bi bi-brush",
|
||
"SoundCard": "bi bi-volume-up-fill",
|
||
"Monitor": "bi bi-display",
|
||
"Display": "bi bi-display",
|
||
"ComputerMonitor": "bi bi-display",
|
||
"TelevisionSet": "bi bi-easel",
|
||
"TV": "bi bi-easel",
|
||
"Projector": "bi bi-camera-video",
|
||
"Tablet": "bi bi-tablet-landscape",
|
||
"Smartphone": "bi bi-phone",
|
||
"Cellphone": "bi bi-telephone",
|
||
"HardDrive": "bi bi-hdd-stack",
|
||
"SolidStateDrive": "bi bi-hdd",
|
||
}
|
||
return types.get(self.type, '')
|
||
|
||
def __lt__(self, other):
|
||
return self.id < other.id
|
||
|
||
def __str__(self) -> str:
|
||
return '{0.t} {0.id}: model {0.model}, S/N {0.serial_number}'.format(self)
|
||
|
||
def __format__(self, format_spec):
|
||
if not format_spec:
|
||
return super().__format__(format_spec)
|
||
v = ''
|
||
if 't' in format_spec:
|
||
v += '{0.t} {0.model}'.format(self)
|
||
if 's' in format_spec:
|
||
superclass = self.__class__.mro()[1]
|
||
if not isinstance(self, Device) and superclass != Device:
|
||
assert issubclass(superclass, Thing)
|
||
v += superclass.__name__ + ' '
|
||
v += '{0.manufacturer}'.format(self)
|
||
if self.serial_number:
|
||
v += ' ' + self.serial_number.upper()
|
||
return v
|
||
|
||
|
||
class DisplayMixin:
|
||
"""Base class for the Display Component and the Monitor Device."""
|
||
|
||
size = Column(
|
||
Float(decimal_return_scale=1), check_range('size', 2, 150), nullable=True
|
||
)
|
||
size.comment = """The size of the monitor in inches."""
|
||
technology = Column(DBEnum(DisplayTech))
|
||
technology.comment = """The technology the monitor uses to display
|
||
the image.
|
||
"""
|
||
resolution_width = Column(
|
||
SmallInteger, check_range('resolution_width', 10, 20000), nullable=True
|
||
)
|
||
resolution_width.comment = """The maximum horizontal resolution the
|
||
monitor can natively support in pixels.
|
||
"""
|
||
resolution_height = Column(
|
||
SmallInteger, check_range('resolution_height', 10, 20000), nullable=True
|
||
)
|
||
resolution_height.comment = """The maximum vertical resolution the
|
||
monitor can natively support in pixels.
|
||
"""
|
||
refresh_rate = Column(SmallInteger, check_range('refresh_rate', 10, 1000))
|
||
contrast_ratio = Column(SmallInteger, check_range('contrast_ratio', 100, 100000))
|
||
touchable = Column(Boolean)
|
||
touchable.comment = """Whether it is a touchscreen."""
|
||
|
||
@hybrid_property
|
||
def aspect_ratio(self):
|
||
"""The aspect ratio of the display, as a fraction: ``X/Y``.
|
||
|
||
Regular values are ``4/3``, ``5/4``, ``16/9``, ``21/9``,
|
||
``14/10``, ``19/10``, ``16/10``.
|
||
"""
|
||
if self.resolution_height and self.resolution_width:
|
||
return Fraction(self.resolution_width, self.resolution_height)
|
||
return 0
|
||
|
||
# noinspection PyUnresolvedReferences
|
||
@aspect_ratio.expression
|
||
def aspect_ratio(cls):
|
||
# The aspect ratio to use as SQL in the DB
|
||
# This allows comparing resolutions
|
||
return db.func.round(cls.resolution_width / cls.resolution_height, 2)
|
||
|
||
@hybrid_property
|
||
def widescreen(self):
|
||
"""Whether the monitor is considered to be widescreen.
|
||
|
||
Widescreen monitors are those having a higher aspect ratio
|
||
greater than 4/3.
|
||
"""
|
||
# We add a tiny extra to 4/3 to avoid precision errors
|
||
return self.aspect_ratio > 4.001 / 3
|
||
|
||
def __str__(self) -> str:
|
||
if self.size:
|
||
return '{0.t} {0.serial_number} {0.size}in ({0.aspect_ratio}) {0.technology}'.format(
|
||
self
|
||
)
|
||
return '{0.t} {0.serial_number} 0in ({0.aspect_ratio}) {0.technology}'.format(
|
||
self
|
||
)
|
||
|
||
def __format__(self, format_spec: str) -> str:
|
||
v = ''
|
||
if 't' in format_spec:
|
||
v += '{0.t} {0.model}'.format(self)
|
||
if 's' in format_spec:
|
||
v += '({0.manufacturer}) S/N {0.serial_number}'.format(self)
|
||
if self.size:
|
||
v += '– {0.size}in ({0.aspect_ratio}) {0.technology}'.format(self)
|
||
else:
|
||
v += '– 0in ({0.aspect_ratio}) {0.technology}'.format(self)
|
||
return v
|
||
|
||
|
||
class Placeholder(Thing):
|
||
id = Column(BigInteger, Sequence('placeholder_seq'), primary_key=True)
|
||
phid = Column(Unicode(), nullable=False, default=create_phid)
|
||
pallet = Column(Unicode(), nullable=True)
|
||
pallet.comment = "used for identification where from where is this placeholders"
|
||
info = db.Column(CIText())
|
||
components = Column(CIText())
|
||
info.comment = "more info of placeholders"
|
||
is_abstract = db.Column(Boolean, default=False)
|
||
id_device_supplier = db.Column(CIText())
|
||
id_device_supplier.comment = (
|
||
"Identification used for one supplier of one placeholders"
|
||
)
|
||
id_device_internal = db.Column(CIText())
|
||
id_device_internal.comment = "Identification used internaly for the user"
|
||
kangaroo = db.Column(Boolean, default=False, nullable=True)
|
||
|
||
device_id = db.Column(
|
||
BigInteger,
|
||
db.ForeignKey(Device.id),
|
||
nullable=False,
|
||
)
|
||
device = db.relationship(
|
||
Device,
|
||
backref=backref(
|
||
'placeholder', lazy=True, cascade="all, delete-orphan", uselist=False
|
||
),
|
||
primaryjoin=device_id == Device.id,
|
||
)
|
||
device_id.comment = "datas of the placeholder"
|
||
|
||
binding_id = db.Column(
|
||
BigInteger,
|
||
db.ForeignKey(Device.id),
|
||
nullable=True,
|
||
)
|
||
binding = db.relationship(
|
||
Device,
|
||
backref=backref('binding', lazy=True, uselist=False),
|
||
primaryjoin=binding_id == Device.id,
|
||
)
|
||
binding_id.comment = "binding placeholder with workbench device"
|
||
owner_id = db.Column(
|
||
UUID(as_uuid=True),
|
||
db.ForeignKey(User.id),
|
||
nullable=False,
|
||
default=lambda: g.user.id,
|
||
)
|
||
owner = db.relationship(User, primaryjoin=owner_id == User.id)
|
||
|
||
@property
|
||
def actions(self):
|
||
actions = list(self.device.actions) or []
|
||
|
||
if self.binding:
|
||
actions.extend(list(self.binding.actions))
|
||
|
||
actions = sorted(actions, key=lambda x: x.created)
|
||
actions.reverse()
|
||
return actions
|
||
|
||
@property
|
||
def status(self):
|
||
if self.is_abstract:
|
||
return 'Snapshot'
|
||
if self.binding:
|
||
return 'Twin'
|
||
return 'Placeholder'
|
||
|
||
|
||
class Computer(Device):
|
||
"""A chassis with components inside that can be processed
|
||
automatically with Workbench Computer.
|
||
|
||
Computer is broadly extended by ``Desktop``, ``Laptop``, and
|
||
``Server``. The property ``chassis`` defines it more granularly.
|
||
"""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
chassis = Column(DBEnum(ComputerChassis), nullable=True)
|
||
chassis.comment = """The physical form of the computer.
|
||
|
||
It is a subset of the Linux definition of DMI / DMI decode.
|
||
"""
|
||
amount = Column(Integer, check_range('amount', min=0, max=100), default=0)
|
||
owner_id = db.Column(
|
||
UUID(as_uuid=True),
|
||
db.ForeignKey(User.id),
|
||
nullable=False,
|
||
default=lambda: g.user.id,
|
||
)
|
||
# author = db.relationship(User, primaryjoin=owner_id == User.id)
|
||
transfer_state = db.Column(
|
||
IntEnum(TransferState), default=TransferState.Initial, nullable=False
|
||
)
|
||
transfer_state.comment = TransferState.__doc__
|
||
receiver_id = db.Column(UUID(as_uuid=True), db.ForeignKey(User.id), nullable=True)
|
||
receiver = db.relationship(User, primaryjoin=receiver_id == User.id)
|
||
system_uuid = db.Column(UUID(as_uuid=True), nullable=True)
|
||
|
||
def __init__(self, *args, **kwargs) -> None:
|
||
if args:
|
||
chassis = ComputerChassis(args[0])
|
||
super().__init__(chassis=chassis, **kwargs)
|
||
else:
|
||
super().__init__(*args, **kwargs)
|
||
|
||
@property
|
||
def actions(self) -> list:
|
||
actions = copy.copy(super().actions)
|
||
actions_parent = copy.copy(self.actions_parent)
|
||
for ac in actions_parent:
|
||
ac.real_created = ac.created
|
||
|
||
return sorted(chain(actions, actions_parent), key=lambda x: x.real_created)
|
||
# return sorted(chain(super().actions, self.actions_parent))
|
||
|
||
@property
|
||
def ram_size(self) -> int:
|
||
"""The total of RAM memory the computer has."""
|
||
return sum(
|
||
ram.size or 0 for ram in self.components if isinstance(ram, RamModule)
|
||
)
|
||
|
||
@property
|
||
def data_storage_size(self) -> int:
|
||
"""The total of data storage the computer has."""
|
||
return sum(
|
||
ds.size or 0 for ds in self.components if isinstance(ds, DataStorage)
|
||
)
|
||
|
||
@property
|
||
def processor_model(self) -> str:
|
||
"""The model of one of the processors of the computer."""
|
||
return next(
|
||
(p.model for p in self.components if isinstance(p, Processor)), None
|
||
)
|
||
|
||
@property
|
||
def graphic_card_model(self) -> str:
|
||
"""The model of one of the graphic cards of the computer."""
|
||
return next(
|
||
(p.model for p in self.components if isinstance(p, GraphicCard)), None
|
||
)
|
||
|
||
@property
|
||
def network_speeds(self) -> List[int]:
|
||
"""Returns two values representing the speeds of the network
|
||
adapters of the device.
|
||
|
||
1. The max Ethernet speed of the computer, 0 if ethernet
|
||
adaptor exists but its speed is unknown, None if no eth
|
||
adaptor exists.
|
||
2. The max WiFi speed of the computer, 0 if computer has
|
||
WiFi but its speed is unknown, None if no WiFi adaptor
|
||
exists.
|
||
"""
|
||
speeds = [None, None]
|
||
for net in (c for c in self.components if isinstance(c, NetworkAdapter)):
|
||
speeds[net.wireless] = max(net.speed or 0, speeds[net.wireless] or 0)
|
||
return speeds
|
||
|
||
@property
|
||
def privacy(self):
|
||
"""Returns the privacy of all ``DataStorage`` components when
|
||
it is not None.
|
||
"""
|
||
components = self.components
|
||
if self.placeholder and self.placeholder.binding:
|
||
components = self.placeholder.binding.components
|
||
|
||
return set(
|
||
privacy
|
||
for privacy in (
|
||
hdd.privacy for hdd in components if isinstance(hdd, DataStorage)
|
||
)
|
||
if privacy
|
||
)
|
||
|
||
@property
|
||
def external_document_erasure(self):
|
||
"""Returns the external ``DataStorage`` proof of erasure."""
|
||
from ereuse_devicehub.resources.action.models import DataWipe
|
||
|
||
urls = set()
|
||
try:
|
||
ev = self.last_action_of(DataWipe)
|
||
urls.add(ev.document.url.to_text())
|
||
except LookupError:
|
||
pass
|
||
|
||
for comp in self.components:
|
||
if isinstance(comp, DataStorage):
|
||
doc = comp.external_document_erasure
|
||
if doc:
|
||
urls.add(doc)
|
||
return urls
|
||
|
||
def add_mac_to_hid(self, components_snap=None):
|
||
"""Returns the Naming.hid with the first mac of network adapter,
|
||
following an alphabetical order.
|
||
"""
|
||
self.set_hid()
|
||
if not self.hid:
|
||
return
|
||
components = self.components if components_snap is None else components_snap
|
||
macs_network = [
|
||
c.serial_number
|
||
for c in components
|
||
if c.type == 'NetworkAdapter' and c.serial_number is not None
|
||
]
|
||
macs_network.sort()
|
||
mac = macs_network[0] if macs_network else ''
|
||
if not mac or mac in self.hid:
|
||
return
|
||
mac = f"-{mac}"
|
||
self.hid += mac
|
||
|
||
def __format__(self, format_spec):
|
||
if not format_spec:
|
||
return super().__format__(format_spec)
|
||
v = ''
|
||
if 't' in format_spec:
|
||
v += '{0.chassis} {0.model}'.format(self)
|
||
elif 's' in format_spec:
|
||
v += '({0.manufacturer})'.format(self)
|
||
if self.serial_number:
|
||
v += ' S/N ' + self.serial_number.upper()
|
||
return v
|
||
|
||
|
||
class Desktop(Computer):
|
||
pass
|
||
|
||
|
||
class Laptop(Computer):
|
||
layout = Column(DBEnum(Layouts))
|
||
layout.comment = """Layout of a built-in keyboard of the computer,
|
||
if any.
|
||
"""
|
||
|
||
|
||
class Server(Computer):
|
||
pass
|
||
|
||
|
||
class Monitor(DisplayMixin, Device):
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
|
||
|
||
class ComputerMonitor(Monitor):
|
||
pass
|
||
|
||
|
||
class TelevisionSet(Monitor):
|
||
pass
|
||
|
||
|
||
class Projector(Monitor):
|
||
pass
|
||
|
||
|
||
class Mobile(Device):
|
||
"""A mobile device consisting of smartphones, tablets, and cellphones."""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
imei = Column(BigInteger)
|
||
imei.comment = """The International Mobile Equipment Identity of
|
||
the smartphone as an integer.
|
||
"""
|
||
meid = Column(Unicode)
|
||
meid.comment = """The Mobile Equipment Identifier as a hexadecimal
|
||
string.
|
||
"""
|
||
ram_size = db.Column(db.Integer, check_range('ram_size', min=128, max=36000))
|
||
ram_size.comment = """The total of RAM of the device in MB."""
|
||
data_storage_size = db.Column(
|
||
db.Integer, check_range('data_storage_size', 0, 10**8)
|
||
)
|
||
data_storage_size.comment = """The total of data storage of the device in MB"""
|
||
display_size = db.Column(
|
||
db.Float(decimal_return_scale=1), check_range('display_size', min=0.1, max=30.0)
|
||
)
|
||
display_size.comment = """The total size of the device screen"""
|
||
|
||
@validates('imei')
|
||
def validate_imei(self, _, value: int):
|
||
if value and not imei.is_valid(str(value)):
|
||
raise ValidationError('{} is not a valid imei.'.format(value))
|
||
return value
|
||
|
||
@validates('meid')
|
||
def validate_meid(self, _, value: str):
|
||
if value and not meid.is_valid(value):
|
||
raise ValidationError('{} is not a valid meid.'.format(value))
|
||
return value
|
||
|
||
|
||
class Smartphone(Mobile):
|
||
pass
|
||
|
||
|
||
class Tablet(Mobile):
|
||
pass
|
||
|
||
|
||
class Cellphone(Mobile):
|
||
pass
|
||
|
||
|
||
class Component(Device):
|
||
"""A device that can be inside another device."""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
|
||
parent_id = Column(BigInteger, ForeignKey(Computer.id))
|
||
parent = relationship(
|
||
Computer,
|
||
backref=backref(
|
||
'components',
|
||
lazy=True,
|
||
cascade=CASCADE_DEL,
|
||
order_by=lambda: Component.id,
|
||
collection_class=OrderedSet,
|
||
),
|
||
primaryjoin=parent_id == Computer.id,
|
||
)
|
||
|
||
__table_args__ = (db.Index('parent_index', parent_id, postgresql_using='hash'),)
|
||
|
||
def similar_one(self, parent: Computer, blacklist: Set[int]) -> 'Component':
|
||
"""Gets a component that:
|
||
|
||
* has the same parent.
|
||
* Doesn't generate HID.
|
||
* Has same physical properties.
|
||
:param parent:
|
||
:param blacklist: A set of components to not to consider
|
||
when looking for similar ones.
|
||
"""
|
||
assert self.hid is None, 'Don\'t use this method with a component that has HID'
|
||
component = (
|
||
self.__class__.query.filter_by(
|
||
parent=parent,
|
||
hid=None,
|
||
owner_id=self.owner_id,
|
||
**self.physical_properties,
|
||
)
|
||
.filter(~Component.id.in_(blacklist))
|
||
.first()
|
||
)
|
||
if not component:
|
||
raise ResourceNotFound(self.type)
|
||
return component
|
||
|
||
@property
|
||
def actions(self) -> list:
|
||
return sorted(chain(super().actions, self.actions_components))
|
||
|
||
|
||
class JoinedComponentTableMixin:
|
||
@declared_attr
|
||
def id(cls):
|
||
return Column(BigInteger, ForeignKey(Component.id), primary_key=True)
|
||
|
||
|
||
class GraphicCard(JoinedComponentTableMixin, Component):
|
||
memory = Column(SmallInteger, check_range('memory', min=1, max=10000))
|
||
memory.comment = """The amount of memory of the Graphic Card in MB."""
|
||
|
||
|
||
class DataStorage(JoinedComponentTableMixin, Component):
|
||
"""A device that stores information."""
|
||
|
||
size = Column(Integer, check_range('size', min=1, max=10**8))
|
||
size.comment = """The size of the data-storage in MB."""
|
||
interface = Column(DBEnum(DataStorageInterface))
|
||
|
||
@property
|
||
def privacy(self):
|
||
"""Returns the privacy compliance state of the data storage.
|
||
|
||
This is, the last erasure performed to the data storage.
|
||
"""
|
||
from ereuse_devicehub.resources.action.models import EraseBasic
|
||
|
||
try:
|
||
ev = self.last_action_of(EraseBasic)
|
||
except LookupError:
|
||
ev = None
|
||
return ev
|
||
|
||
def __format__(self, format_spec):
|
||
v = super().__format__(format_spec)
|
||
if 's' in format_spec:
|
||
v += ' – {} GB'.format(self.size // 1000 if self.size else '?')
|
||
return v
|
||
|
||
@property
|
||
def external_document_erasure(self):
|
||
"""Returns the external ``DataStorage`` proof of erasure."""
|
||
from ereuse_devicehub.resources.action.models import DataWipe
|
||
|
||
try:
|
||
ev = self.last_action_of(DataWipe)
|
||
return ev.document.url.to_text()
|
||
except LookupError:
|
||
return None
|
||
|
||
@property
|
||
def orphan(self):
|
||
if not self.parent:
|
||
return True
|
||
|
||
if self.parent.placeholder and self.parent.placeholder.kangaroo:
|
||
return True
|
||
|
||
if self.parent.binding and self.parent.binding.kangaroo:
|
||
return True
|
||
|
||
return False
|
||
|
||
|
||
class HardDrive(DataStorage):
|
||
pass
|
||
|
||
|
||
class SolidStateDrive(DataStorage):
|
||
pass
|
||
|
||
|
||
class Motherboard(JoinedComponentTableMixin, Component):
|
||
slots = Column(SmallInteger, check_range('slots', min=0))
|
||
slots.comment = """PCI slots the motherboard has."""
|
||
usb = Column(SmallInteger, check_range('usb', min=0))
|
||
firewire = Column(SmallInteger, check_range('firewire', min=0))
|
||
serial = Column(SmallInteger, check_range('serial', min=0))
|
||
pcmcia = Column(SmallInteger, check_range('pcmcia', min=0))
|
||
bios_date = Column(db.Date)
|
||
bios_date.comment = """The date of the BIOS version."""
|
||
ram_slots = Column(db.SmallInteger, check_range('ram_slots'))
|
||
ram_max_size = Column(db.Integer, check_range('ram_max_size'))
|
||
|
||
|
||
class NetworkMixin:
|
||
speed = Column(SmallInteger, check_range('speed', min=10, max=10000))
|
||
speed.comment = """The maximum speed this network adapter can handle,
|
||
in mbps.
|
||
"""
|
||
wireless = Column(Boolean, nullable=False, default=False)
|
||
wireless.comment = """Whether it is a wireless interface."""
|
||
|
||
def __format__(self, format_spec):
|
||
v = super().__format__(format_spec)
|
||
if 's' in format_spec:
|
||
v += ' – {} Mbps'.format(self.speed)
|
||
return v
|
||
|
||
|
||
class NetworkAdapter(JoinedComponentTableMixin, NetworkMixin, Component):
|
||
pass
|
||
|
||
|
||
class Processor(JoinedComponentTableMixin, Component):
|
||
"""The CPU."""
|
||
|
||
speed = Column(Float, check_range('speed', 0.1, 15))
|
||
speed.comment = """The regular CPU speed."""
|
||
cores = Column(SmallInteger, check_range('cores', 1, 10))
|
||
cores.comment = """The number of regular cores."""
|
||
threads = Column(SmallInteger, check_range('threads', 1, 20))
|
||
threads.comment = """The number of threads per core."""
|
||
address = Column(SmallInteger, check_range('address', 8, 256))
|
||
address.comment = """The address of the CPU: 8, 16, 32, 64, 128 or 256 bits."""
|
||
abi = Column(Unicode, check_lower('abi'))
|
||
abi.comment = """The Application Binary Interface of the processor."""
|
||
|
||
|
||
class RamModule(JoinedComponentTableMixin, Component):
|
||
"""A stick of RAM."""
|
||
|
||
size = Column(SmallInteger, check_range('size', min=128, max=17000))
|
||
size.comment = """The capacity of the RAM stick."""
|
||
speed = Column(SmallInteger, check_range('speed', min=100, max=10000))
|
||
interface = Column(DBEnum(RamInterface))
|
||
format = Column(DBEnum(RamFormat))
|
||
|
||
|
||
class SoundCard(JoinedComponentTableMixin, Component):
|
||
pass
|
||
|
||
|
||
class Display(JoinedComponentTableMixin, DisplayMixin, Component):
|
||
"""The display of a device. This is used in all devices that have
|
||
displays but that it is not their main part, like laptops,
|
||
mobiles, smart-watches, and so on; excluding ``ComputerMonitor``
|
||
and ``TelevisionSet``.
|
||
"""
|
||
|
||
pass
|
||
|
||
|
||
class Battery(JoinedComponentTableMixin, Component):
|
||
wireless = db.Column(db.Boolean)
|
||
wireless.comment = """If the battery can be charged wirelessly."""
|
||
technology = db.Column(db.Enum(BatteryTechnology))
|
||
size = db.Column(db.Integer, nullable=False)
|
||
size.comment = """Maximum battery capacity by design, in mAh.
|
||
|
||
Use BatteryTest's "size" to get the actual size of the battery.
|
||
"""
|
||
|
||
@property
|
||
def capacity(self) -> float:
|
||
"""The quantity of"""
|
||
from ereuse_devicehub.resources.action.models import MeasureBattery
|
||
|
||
real_size = self.last_action_of(MeasureBattery).size
|
||
return real_size / self.size if real_size and self.size else None
|
||
|
||
|
||
class Camera(Component):
|
||
"""The camera of a device."""
|
||
|
||
focal_length = db.Column(db.SmallInteger)
|
||
video_height = db.Column(db.SmallInteger)
|
||
video_width = db.Column(db.Integer)
|
||
horizontal_view_angle = db.Column(db.Integer)
|
||
facing = db.Column(db.Enum(CameraFacing))
|
||
vertical_view_angle = db.Column(db.SmallInteger)
|
||
video_stabilization = db.Column(db.Boolean)
|
||
flash = db.Column(db.Boolean)
|
||
|
||
|
||
class ComputerAccessory(Device):
|
||
"""Computer peripherals and similar accessories."""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
pass
|
||
|
||
|
||
class SAI(ComputerAccessory):
|
||
pass
|
||
|
||
|
||
class Keyboard(ComputerAccessory):
|
||
layout = Column(DBEnum(Layouts)) # If we want to do it not null
|
||
|
||
|
||
class Mouse(ComputerAccessory):
|
||
pass
|
||
|
||
|
||
class MemoryCardReader(ComputerAccessory):
|
||
pass
|
||
|
||
|
||
class Networking(NetworkMixin, Device):
|
||
"""Routers, switches, hubs..."""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
|
||
|
||
class Router(Networking):
|
||
pass
|
||
|
||
|
||
class Switch(Networking):
|
||
pass
|
||
|
||
|
||
class Hub(Networking):
|
||
pass
|
||
|
||
|
||
class WirelessAccessPoint(Networking):
|
||
pass
|
||
|
||
|
||
class Printer(Device):
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|
||
wireless = Column(Boolean, nullable=False, default=False)
|
||
wireless.comment = """Whether it is a wireless printer."""
|
||
scanning = Column(Boolean, nullable=False, default=False)
|
||
scanning.comment = """Whether the printer has scanning capabilities."""
|
||
technology = Column(DBEnum(PrinterTechnology))
|
||
technology.comment = """Technology used to print."""
|
||
monochrome = Column(Boolean, nullable=False, default=True)
|
||
monochrome.comment = """Whether the printer is only monochrome."""
|
||
|
||
|
||
class LabelPrinter(Printer):
|
||
pass
|
||
|
||
|
||
class Sound(Device):
|
||
pass
|
||
|
||
|
||
class Microphone(Sound):
|
||
pass
|
||
|
||
|
||
class Video(Device):
|
||
"""Devices related to video treatment."""
|
||
|
||
pass
|
||
|
||
|
||
class VideoScaler(Video):
|
||
pass
|
||
|
||
|
||
class Videoconference(Video):
|
||
pass
|
||
|
||
|
||
class Cooking(Device):
|
||
"""Cooking devices."""
|
||
|
||
pass
|
||
|
||
|
||
class Mixer(Cooking):
|
||
pass
|
||
|
||
|
||
class DIYAndGardening(Device):
|
||
pass
|
||
|
||
|
||
class Drill(DIYAndGardening):
|
||
max_drill_bit_size = db.Column(db.SmallInteger)
|
||
|
||
|
||
class PackOfScrewdrivers(Device):
|
||
pass
|
||
|
||
|
||
class Home(Device):
|
||
pass
|
||
|
||
|
||
class Dehumidifier(Home):
|
||
size = db.Column(db.SmallInteger)
|
||
size.comment = """The capacity in Liters."""
|
||
|
||
|
||
class Stairs(Home):
|
||
max_allowed_weight = db.Column(db.Integer)
|
||
|
||
|
||
class Recreation(Device):
|
||
pass
|
||
|
||
|
||
class Bike(Recreation):
|
||
wheel_size = db.Column(db.SmallInteger)
|
||
gears = db.Column(db.SmallInteger)
|
||
|
||
|
||
class Racket(Recreation):
|
||
pass
|
||
|
||
|
||
class Manufacturer(db.Model):
|
||
"""The normalized information about a manufacturer.
|
||
|
||
Ideally users should use the names from this list when submitting
|
||
devices.
|
||
"""
|
||
|
||
name = db.Column(CIText(), primary_key=True)
|
||
name.comment = """The normalized name of the manufacturer."""
|
||
url = db.Column(URL(), unique=True)
|
||
url.comment = """An URL to a page describing the manufacturer."""
|
||
logo = db.Column(URL())
|
||
logo.comment = """An URL pointing to the logo of the manufacturer."""
|
||
|
||
__table_args__ = (
|
||
# from https://niallburkley.com/blog/index-columns-for-like-in-postgres/
|
||
db.Index('name_index', text('name gin_trgm_ops'), postgresql_using='gin'),
|
||
{'schema': 'common'},
|
||
)
|
||
|
||
@classmethod
|
||
def add_all_to_session(cls, session: db.Session):
|
||
"""Adds all manufacturers to session."""
|
||
cursor = session.connection().connection.cursor()
|
||
#: Dialect used to write the CSV
|
||
|
||
with pathlib.Path(__file__).parent.joinpath('manufacturers.csv').open() as f:
|
||
cursor.copy_expert('COPY common.manufacturer FROM STDIN (FORMAT csv)', f)
|
||
|
||
|
||
listener_reset_field_updated_in_actual_time(Device)
|
||
|
||
|
||
def create_code_tag(mapper, connection, device):
|
||
"""
|
||
This function create a new tag every time than one device is create.
|
||
this tag is the same of devicehub_id.
|
||
"""
|
||
from ereuse_devicehub.resources.tag.model import Tag
|
||
|
||
if isinstance(device, Computer) and not device.placeholder:
|
||
tag = Tag(device_id=device.id, id=device.devicehub_id)
|
||
db.session.add(tag)
|
||
|
||
|
||
# from flask_sqlalchemy import event
|
||
# event.listen(Device, 'after_insert', create_code_tag, propagate=True)
|
||
|
||
|
||
class Other(Device):
|
||
"""
|
||
Used for put in there all devices than not have actualy a class
|
||
"""
|
||
|
||
id = Column(BigInteger, ForeignKey(Device.id), primary_key=True)
|