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# Any copyright is dedicated to the Public Domain.
import fluent.syntax.ast as FTL
from fluent.migrate.helpers import transforms_from
from fluent.migrate.transforms import COPY, LegacySource, Transform
class REMOVE_EXTENSION(LegacySource):
def __call__(self, ctx):
element: FTL.TextElement = super(REMOVE_EXTENSION, self).__call__(ctx)
element.value = element.value.removesuffix(".bmp")
return Transform.pattern_of(element)
def migrate(ctx):
source = "browser/chrome/browser/shellservice.properties"
target = "browser/browser/setDesktopBackground.ftl"
ctx.add_transforms(
target,
target,
transforms_from(
"""
set-desktop-background-downloading =
.label = { COPY(from_path, "DesktopBackgroundDownloading") }
""",
from_path=source,
),
)
ctx.add_transforms(
target,
target,
[
FTL.Message(
id=FTL.Identifier("set-desktop-background-filename"),
value=REMOVE_EXTENSION(
source,
"desktopBackgroundLeafNameWin",
),
),
],
)