386 lines
10 KiB
Python
386 lines
10 KiB
Python
from contextlib import suppress
|
||
from distutils.version import StrictVersion
|
||
from enum import Enum, IntEnum, unique
|
||
from typing import Set, Union
|
||
|
||
import inflection
|
||
|
||
|
||
@unique
|
||
class SnapshotSoftware(Enum):
|
||
"""The software used to perform the Snapshot."""
|
||
Workbench = 'Workbench'
|
||
AndroidApp = 'AndroidApp'
|
||
Web = 'Web'
|
||
DesktopApp = 'DesktopApp'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
@unique
|
||
class RatingSoftware(Enum):
|
||
"""The software used to compute the Score."""
|
||
ECost = 'ECost'
|
||
"""
|
||
The eReuse.org rate algorithm that focuses maximizing refurbishment
|
||
of devices in general, specially penalizing very low and very high
|
||
devices in order to stimulate medium-range devices.
|
||
|
||
This model is cost-oriented.
|
||
"""
|
||
EMarket = 'EMarket'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
RATE_POSITIVE = 0, 10
|
||
RATE_NEGATIVE = -3, 5
|
||
|
||
|
||
@unique
|
||
class RatingRange(IntEnum):
|
||
"""
|
||
The human translation to score range.
|
||
|
||
You can compare them: ScoreRange.VERY_LOW < ScoreRange.LOW.
|
||
There are four levels:
|
||
|
||
1. Very low.
|
||
2. Low.
|
||
3. Medium.
|
||
4. High.
|
||
"""
|
||
VERY_LOW = 2
|
||
LOW = 3
|
||
MEDIUM = 4
|
||
HIGH = 5
|
||
|
||
@classmethod
|
||
def from_score(cls, val: Union[int, float]) -> 'RatingRange':
|
||
assert 0 <= val <= 10, 'Value is not a valid score.'
|
||
|
||
if val <= cls.VERY_LOW:
|
||
return cls.VERY_LOW
|
||
elif val <= cls.LOW:
|
||
return cls.LOW
|
||
elif val <= cls.MEDIUM:
|
||
return cls.MEDIUM
|
||
else:
|
||
return cls.HIGH
|
||
|
||
def __str__(self):
|
||
return inflection.humanize(self.name)
|
||
|
||
def __format__(self, format_spec):
|
||
return str(self)
|
||
|
||
|
||
@unique
|
||
class PriceSoftware(Enum):
|
||
Ereuse = 'Ereuse'
|
||
|
||
|
||
@unique
|
||
class AggregateRatingVersions(Enum):
|
||
v1 = StrictVersion('1.0')
|
||
"""
|
||
This version is set to aggregate :class:`ereuse_devicehub.resources.
|
||
event.models.WorkbenchRate` version X and :class:`ereuse_devicehub.
|
||
resources.event.models.PhotoboxRate` version Y.
|
||
"""
|
||
|
||
|
||
@unique
|
||
class AppearanceRange(Enum):
|
||
"""Grades the imperfections that aesthetically affect the device, but not its usage."""
|
||
Z = '0. The device is new.'
|
||
A = 'A. Is like new (without visual damage)'
|
||
B = 'B. Is in really good condition (small visual damage in difficult places to spot)'
|
||
C = 'C. Is in good condition (small visual damage in parts that are easy to spot, not screens)'
|
||
D = 'D. Is acceptable (visual damage in visible parts, not screens)'
|
||
E = 'E. Is unacceptable (considerable visual damage that can affect usage)'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
@unique
|
||
class FunctionalityRange(Enum):
|
||
"""Grades the defects of a device that affect its usage."""
|
||
# todo sync with https://github.com/ereuse/rdevicescore#input
|
||
A = 'A. Everything works perfectly (buttons, and in case of screens there are no scratches)'
|
||
B = 'B. There is a button difficult to press or a small scratch in an edge of a screen'
|
||
C = 'C. A non-important button (or similar) doesn\'t work; screen has multiple scratches in edges'
|
||
D = 'D. Multiple buttons don\'t work; screen has visual damage resulting in uncomfortable usage'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
@unique
|
||
class Bios(Enum):
|
||
"""How difficult it has been to set the bios to boot from the network."""
|
||
A = 'A. If by pressing a key you could access a boot menu with the network boot'
|
||
B = 'B. You had to get into the BIOS, and in less than 5 steps you could set the network boot'
|
||
C = 'C. Like B, but with more than 5 steps'
|
||
D = 'D. Like B or C, but you had to unlock the BIOS (i.e. by removing the battery)'
|
||
E = 'E. The device could not be booted through the network.'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
@unique
|
||
class Orientation(Enum):
|
||
Vertical = 'vertical'
|
||
Horizontal = 'Horizontal'
|
||
|
||
|
||
@unique
|
||
class TestDataStorageLength(Enum):
|
||
Short = 'Short'
|
||
Extended = 'Extended'
|
||
|
||
|
||
@unique
|
||
class ImageSoftware(Enum):
|
||
Photobox = 'Photobox'
|
||
|
||
|
||
@unique
|
||
class ImageMimeTypes(Enum):
|
||
"""Supported image Mimetypes for Devicehub."""
|
||
jpg = 'image/jpeg'
|
||
png = 'image/png'
|
||
|
||
|
||
@unique
|
||
class SnapshotExpectedEvents(Enum):
|
||
"""Events that Workbench can perform when processing a device."""
|
||
Benchmark = 'Benchmark'
|
||
TestDataStorage = 'TestDataStorage'
|
||
StressTest = 'StressTest'
|
||
EraseBasic = 'EraseBasic'
|
||
EraseSectors = 'EraseSectors'
|
||
SmartTest = 'SmartTest'
|
||
Install = 'Install'
|
||
|
||
|
||
BOX_RATE_5 = 1, 5
|
||
BOX_RATE_3 = 1, 3
|
||
|
||
|
||
# After looking at own databases
|
||
|
||
@unique
|
||
class RamInterface(Enum):
|
||
"""
|
||
The interface or type of RAM.
|
||
|
||
The more common type of RAM nowadays for RamModules is SDRAM.
|
||
Note that we have not added all sub-types (please contact if
|
||
you want them). See more here
|
||
https://en.wikipedia.org/wiki/Category:SDRAM.
|
||
|
||
Although SDRAM is the generic naming for any DDR we include it
|
||
here for those cases where there is no more specific information.
|
||
Please, try to always use DDRø-6 denominations.
|
||
"""
|
||
SDRAM = 'SDRAM'
|
||
DDR = 'DDR SDRAM'
|
||
DDR2 = 'DDR2 SDRAM'
|
||
DDR3 = 'DDR3 SDRAM'
|
||
DDR4 = 'DDR4 SDRAM'
|
||
DDR5 = 'DDR5 SDRAM'
|
||
DDR6 = 'DDR6 SDRAM'
|
||
|
||
def __str__(self):
|
||
return self.value
|
||
|
||
|
||
@unique
|
||
class RamFormat(Enum):
|
||
DIMM = 'DIMM'
|
||
SODIMM = 'SODIMM'
|
||
|
||
def __str__(self):
|
||
return self.value
|
||
|
||
|
||
@unique
|
||
class DataStorageInterface(Enum):
|
||
ATA = 'ATA'
|
||
USB = 'USB'
|
||
PCI = 'PCI'
|
||
|
||
def __str__(self):
|
||
return self.value
|
||
|
||
|
||
@unique
|
||
class DisplayTech(Enum):
|
||
CRT = 'Cathode ray tube (CRT)'
|
||
TFT = 'Thin-film-transistor liquid-crystal (TFT)'
|
||
LED = 'LED-backlit (LED)'
|
||
PDP = 'Plasma display panel (Plasma)'
|
||
LCD = 'Liquid-crystal display (any of TFT, LED, Blue Phase, IPS)'
|
||
OLED = 'Organic light-emitting diode (OLED)'
|
||
AMOLED = 'Organic light-emitting diode (AMOLED)'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
@unique
|
||
class ComputerChassis(Enum):
|
||
"""The chassis of a computer."""
|
||
Tower = 'Tower'
|
||
Docking = 'Docking'
|
||
AllInOne = 'All in one'
|
||
Microtower = 'Microtower'
|
||
PizzaBox = 'Pizza box'
|
||
Lunchbox = 'Lunchbox'
|
||
Stick = 'Stick'
|
||
Netbook = 'Netbook'
|
||
Handheld = 'Handheld'
|
||
Laptop = 'Laptop'
|
||
Convertible = 'Convertible'
|
||
Detachable = 'Detachable'
|
||
Tablet = 'Tablet'
|
||
Virtual = 'Non-physical device'
|
||
|
||
def __str__(self):
|
||
return inflection.humanize(inflection.underscore(self.value))
|
||
|
||
|
||
class ReceiverRole(Enum):
|
||
"""
|
||
The role that the receiver takes in the reception;
|
||
the meaning of the reception.
|
||
"""
|
||
Intermediary = 'Generic user in the workflow of the device.'
|
||
FinalUser = 'The user that will use the device.'
|
||
CollectionPoint = 'A collection point.'
|
||
RecyclingPoint = 'A recycling point.'
|
||
Transporter = 'An user that ships the devices to another one.'
|
||
|
||
|
||
class PrinterTechnology(Enum):
|
||
"""Technology of the printer."""
|
||
Toner = 'Toner / Laser'
|
||
Inkjet = 'Liquid inkjet'
|
||
SolidInk = 'Solid ink'
|
||
Dye = 'Dye-sublimation'
|
||
Thermal = 'Thermal'
|
||
|
||
|
||
@unique
|
||
class BatteryHealth(Enum):
|
||
"""The battery health status as in Android."""
|
||
Cold = 'Cold'
|
||
Dead = 'Dead'
|
||
Good = 'Good'
|
||
Overheat = 'Overheat'
|
||
OverVoltage = 'OverVoltage'
|
||
UnspecifiedValue = 'UnspecifiedValue'
|
||
|
||
|
||
@unique
|
||
class BatteryTechnology(Enum):
|
||
"""The technology of the Battery."""
|
||
LiIon = 'Lithium-ion'
|
||
NiCad = 'Nickel-Cadmium'
|
||
NiMH = 'Nickel-metal hydride'
|
||
Al = 'Alkaline'
|
||
|
||
|
||
class Severity(IntEnum):
|
||
"""A flag evaluating the event execution. Ex. failed events
|
||
have the value `Severity.Error`. Devicehub uses 4 severity levels:
|
||
|
||
* Info: default neutral severity. The event succeeded.
|
||
* Notice: The event succeeded but it is raising awareness.
|
||
Notices are not usually that important but something
|
||
(good or bad) worth checking.
|
||
* Warning: The event succeeded but there is something important
|
||
to check negatively affecting the event.
|
||
* Error: the event failed.
|
||
|
||
Devicehub specially raises user awareness when an event
|
||
has a Severity of ``Warning`` or greater.
|
||
"""
|
||
|
||
Info = 0
|
||
Notice = 1
|
||
Warning = 2
|
||
Error = 3
|
||
|
||
def __str__(self):
|
||
if self == self.Info:
|
||
m = '✓'
|
||
elif self == self.Notice:
|
||
m = 'ℹ️'
|
||
elif self == self.Warning:
|
||
m = '⚠'
|
||
else:
|
||
m = '❌'
|
||
return m
|
||
|
||
def __format__(self, format_spec):
|
||
return str(self)
|
||
|
||
|
||
class PhysicalErasureMethod(Enum):
|
||
"""Methods of physically erasing the data-storage, usually
|
||
destroying the whole component.
|
||
|
||
Certified data-storage destruction mean, as of `UNE-EN 15713
|
||
<https://www.une.org/encuentra-tu-norma/busca-tu-norma/norma?c=N0044792>`_,
|
||
reducing the material to a size making it undecipherable, illegible,
|
||
and non able to be re-built.
|
||
"""
|
||
|
||
Shred = 'Reduction of the data-storage to the required certified ' \
|
||
'standard sizes.'
|
||
Disintegration = 'Reduction of the data-storage to smaller sizes ' \
|
||
'than the certified standard ones.'
|
||
|
||
def __str__(self):
|
||
return self.name
|
||
|
||
|
||
class ErasureStandards(Enum):
|
||
"""Software erasure standards."""
|
||
|
||
HMG_IS5 = 'British HMG Infosec Standard 5 (HMG IS5)'
|
||
"""`British HMG Infosec Standard 5 (HMG IS5)
|
||
<https://en.wikipedia.org/wiki/Infosec_Standard_5>`_.
|
||
|
||
In order to follow this standard, an erasure must have the
|
||
following steps:
|
||
|
||
1. A first step writing zeroes to the data-storage units.
|
||
2. A second step erasing with random data, verifying the erasure
|
||
success in each hard-drive sector.
|
||
|
||
And be an :class:`ereuse_devicehub.resources.event.models.EraseSectors`.
|
||
"""
|
||
|
||
def __str__(self):
|
||
return self.value
|
||
|
||
@classmethod
|
||
def from_data_storage(cls, erasure) -> Set['ErasureStandards']:
|
||
"""Returns a set of erasure standards."""
|
||
from ereuse_devicehub.resources.event import models as events
|
||
standards = set()
|
||
if isinstance(erasure, events.EraseSectors):
|
||
with suppress(ValueError):
|
||
first_step, *other_steps = erasure.steps
|
||
if isinstance(first_step, events.StepZero) \
|
||
and all(isinstance(step, events.StepRandom) for step in other_steps):
|
||
standards.add(cls.HMG_IS5)
|
||
return standards
|