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127 lines
4.7 KiB
127 lines
4.7 KiB
import storage.device
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from trezor import ui, wire, workflow
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from trezor.messages import ButtonRequestType
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from trezor.messages.Success import Success
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from trezor.strings import format_duration_ms
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from trezor.ui.text import Text
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from apps.base import lock_device
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from apps.common.confirm import require_confirm
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if False:
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from trezor.messages.ApplySettings import ApplySettings
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async def apply_settings(ctx: wire.Context, msg: ApplySettings):
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if not storage.device.is_initialized():
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raise wire.NotInitialized("Device is not initialized")
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if (
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msg.homescreen is None
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and msg.label is None
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and msg.use_passphrase is None
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and msg.passphrase_always_on_device is None
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and msg.display_rotation is None
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and msg.auto_lock_delay_ms is None
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):
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raise wire.ProcessError("No setting provided")
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if msg.homescreen is not None:
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if len(msg.homescreen) > storage.device.HOMESCREEN_MAXSIZE:
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raise wire.DataError("Homescreen is too complex")
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await require_confirm_change_homescreen(ctx)
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if msg.label is not None:
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await require_confirm_change_label(ctx, msg.label)
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if msg.use_passphrase is not None:
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await require_confirm_change_passphrase(ctx, msg.use_passphrase)
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if msg.passphrase_always_on_device is not None:
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await require_confirm_change_passphrase_source(
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ctx, msg.passphrase_always_on_device
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)
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if msg.display_rotation is not None:
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await require_confirm_change_display_rotation(ctx, msg.display_rotation)
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if msg.auto_lock_delay_ms is not None:
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if msg.auto_lock_delay_ms < storage.device.AUTOLOCK_DELAY_MINIMUM:
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raise wire.ProcessError("Auto-lock delay too short")
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if msg.auto_lock_delay_ms > storage.device.AUTOLOCK_DELAY_MAXIMUM:
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raise wire.ProcessError("Auto-lock delay too long")
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await require_confirm_change_autolock_delay(ctx, msg.auto_lock_delay_ms)
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storage.device.load_settings(
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label=msg.label,
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use_passphrase=msg.use_passphrase,
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homescreen=msg.homescreen,
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passphrase_always_on_device=msg.passphrase_always_on_device,
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display_rotation=msg.display_rotation,
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autolock_delay_ms=msg.auto_lock_delay_ms,
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)
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if msg.display_rotation is not None:
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ui.display.orientation(storage.device.get_rotation())
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# use the value that was stored, not the one that was supplied by the user
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workflow.idle_timer.set(storage.device.get_autolock_delay_ms(), lock_device)
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return Success(message="Settings applied")
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async def require_confirm_change_homescreen(ctx):
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text = Text("Set homescreen", ui.ICON_CONFIG)
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text.normal("Do you really want to", "change the homescreen", "image?")
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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async def require_confirm_change_label(ctx, label):
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text = Text("Change label", ui.ICON_CONFIG)
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text.normal("Do you really want to", "change the label to")
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text.bold("%s?" % label)
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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async def require_confirm_change_passphrase(ctx, use):
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text = Text("Enable passphrase" if use else "Disable passphrase", ui.ICON_CONFIG)
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text.normal("Do you really want to")
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text.normal("enable passphrase" if use else "disable passphrase")
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text.normal("encryption?")
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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async def require_confirm_change_passphrase_source(
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ctx, passphrase_always_on_device: bool
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):
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text = Text("Passphrase source", ui.ICON_CONFIG)
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if passphrase_always_on_device:
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text.normal(
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"Do you really want to", "enter passphrase always", "on the device?"
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)
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else:
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text.normal("Do you want to revoke", "the passphrase on device", "setting?")
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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async def require_confirm_change_display_rotation(ctx, rotation):
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if rotation == 0:
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label = "north"
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elif rotation == 90:
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label = "east"
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elif rotation == 180:
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label = "south"
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elif rotation == 270:
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label = "west"
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text = Text("Change rotation", ui.ICON_CONFIG, new_lines=False)
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text.normal("Do you really want to", "change display rotation")
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text.normal("to")
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text.bold("%s?" % label)
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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async def require_confirm_change_autolock_delay(ctx, delay_ms):
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text = Text("Auto-lock delay", ui.ICON_CONFIG, new_lines=False)
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text.normal("Do you really want to", "auto-lock your device", "after")
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text.bold("{}?".format(format_duration_ms(delay_ms)))
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await require_confirm(ctx, text, ButtonRequestType.ProtectCall)
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