arrdem/source
1
0
Fork 0
Code Issues 11 Pull requests Projects Releases Packages Wiki Activity

[NO TESTS] WIP

Browse source
This commit is contained in:
Reid 'arrdem' McKenzie 2021-09-25 00:43:50 -06:00
parent 840e764b91
commit 9aae534971
8 changed files with 402 additions and 377 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
.bazelrc
View file

@ -1,5 +1,5 @@
test --test_output=errors
# To enable flake8 on all build steps, uncomment this -
build --aspects="//tools/flake8:flake8.bzl%flake8_aspect" --output_groups=flake8_checks
build --aspects="//tools/black:black.bzl%black_aspect" --output_groups=black_checks
test --aspects="//tools/flake8:flake8.bzl%flake8_aspect" --output_groups=flake8_checks
test --aspects="//tools/black:black.bzl%black_aspect" --output_groups=black_checks

6
projects/archiver/BUILD
View file

@ -1,11 +1,17 @@
zapp_binary(
name = "hash_copy",
main = "hash_copy.py",
srcs = [
"util.py"
],
)
zapp_binary(
name = "org_photos",
main = "org_photos.py",
srcs = [
"util.py"
],
deps = [
py_requirement("ExifRead"),
]

28
projects/archiver/hash_copy.py
View file

@ -3,38 +3,16 @@ A tree deduplicator and archiver tool.
"""
import argparse
from hashlib import sha256
from pathlib import Path
from shutil import copy2 as copyfile
from .util import *
parser = argparse.ArgumentParser()
parser.add_argument("from_dir", type=Path)
parser.add_argument("to_dir", type=Path)
def checksum(p: Path, sum=sha256) -> str:
"""Compute block-wise checksums of a file.
Inspired by the Dropbox content-hashing interface -
https://www.dropbox.com/developers/reference/content-hash
"""
def iter_chunks(fp):
yield from iter(lambda: fp.read(4096), b"")
def _helper():
with open(p, "rb") as fp:
for chunk in iter_chunks(fp):
digest = sum()
digest.update(chunk)
yield digest.hexdigest()
return list(_helper())
def main():
opts, args = parser.parse_known_args()
@ -62,8 +40,8 @@ def main():
):
pass
elif (src_checksum := checksum(abs_src_path)) != (
dest_checksum := checksum(abs_dest_path)
elif (src_checksum := checksum_path(abs_src_path)) != (
dest_checksum := checksum_path(abs_dest_path)
):
print(
f"file conflict (src {src_checksum}, dest {dest_checksum}), correcting..."

288
projects/archiver/notes.md Normal file
View file

@ -0,0 +1,288 @@
# EXIF tags dataset (exifread edition)
- 'EXIF ApertureValue'
- 'EXIF BodySerialNumber'
- 'EXIF BrightnessValue'
- 'EXIF CVAPattern'
- 'EXIF CameraOwnerName'
- 'EXIF ColorSpace'
- 'EXIF ComponentsConfiguration'
- 'EXIF CompressedBitsPerPixel'
- 'EXIF Contrast'
- 'EXIF CustomRendered'
- 'EXIF DateTimeDigitized'
- 'EXIF DateTimeOriginal'
- 'EXIF DeviceSettingDescription'
- 'EXIF DigitalZoomRatio'
- 'EXIF ExifImageLength'
- 'EXIF ExifImageWidth'
- 'EXIF ExifVersion'
- 'EXIF ExposureBiasValue'
- 'EXIF ExposureIndex'
- 'EXIF ExposureMode'
- 'EXIF ExposureProgram'
- 'EXIF ExposureTime'
- 'EXIF FNumber'
- 'EXIF FileSource'
- 'EXIF Flash'
- 'EXIF FlashEnergy'
- 'EXIF FlashPixVersion'
- 'EXIF FocalLength'
- 'EXIF FocalLengthIn35mmFilm'
- 'EXIF FocalPlaneResolutionUnit'
- 'EXIF FocalPlaneXResolution'
- 'EXIF FocalPlaneYResolution'
- 'EXIF GainControl'
- 'EXIF ISOSpeedRatings'
- 'EXIF ImageUniqueID'
- 'EXIF InteroperabilityOffset'
- 'EXIF JPEGInterchangeFormat'
- 'EXIF JPEGInterchangeFormatLength'
- 'EXIF LensMake'
- 'EXIF LensModel'
- 'EXIF LensSerialNumber'
- 'EXIF LensSpecification'
- 'EXIF LightSource'
- 'EXIF MakerNote'
- 'EXIF MaxApertureValue'
- 'EXIF MeteringMode'
- 'EXIF OffsetSchema'
- 'EXIF OffsetTime'
- 'EXIF OffsetTimeDigitized'
- 'EXIF OffsetTimeOriginal'
- 'EXIF Padding'
- 'EXIF RecommendedExposureIndex'
- 'EXIF Saturation'
- 'EXIF SceneCaptureType'
- 'EXIF SceneType'
- 'EXIF SensingMethod'
- 'EXIF SensitivityType'
- 'EXIF Sharpness'
- 'EXIF ShutterSpeedValue'
- 'EXIF SubSecTime'
- 'EXIF SubSecTimeDigitized'
- 'EXIF SubSecTimeOriginal'
- 'EXIF SubjectArea'
- 'EXIF SubjectDistance'
- 'EXIF SubjectDistanceRange'
- 'EXIF UserComment'
- 'EXIF WhiteBalance'
- 'GPS GPSAltitude'
- 'GPS GPSAltitudeRef'
- 'GPS GPSDOP'
- 'GPS GPSDate'
- 'GPS GPSImgDirection'
- 'GPS GPSImgDirectionRef'
- 'GPS GPSLatitude'
- 'GPS GPSLatitudeRef'
- 'GPS GPSLongitude'
- 'GPS GPSLongitudeRef'
- 'GPS GPSMapDatum'
- 'GPS GPSMeasureMode'
- 'GPS GPSProcessingMethod'
- 'GPS GPSTimeStamp'
- 'GPS GPSVersionID'
- 'GPS Tag 0xEA1C'
- 'Image Artist'
- 'Image BitsPerSample'
- 'Image Copyright'
- 'Image DateTime'
- 'Image DateTimeDigitized'
- 'Image ExifOffset'
- 'Image ExposureMode'
- 'Image ExposureProgram'
- 'Image ExposureTime'
- 'Image FNumber'
- 'Image Flash'
- 'Image FocalLength'
- 'Image GPSInfo'
- 'Image ISOSpeedRatings'
- 'Image ImageDescription'
- 'Image ImageLength'
- 'Image ImageWidth'
- 'Image JPEGInterchangeFormat'
- 'Image JPEGInterchangeFormatLength'
- 'Image LightSource'
- 'Image Make'
- 'Image MeteringMode'
- 'Image Model'
- 'Image Orientation'
- 'Image Padding'
- 'Image PhotometricInterpretation'
- 'Image PrintIM'
- 'Image ResolutionUnit'
- 'Image SamplesPerPixel'
- 'Image Software'
- 'Image UserComment'
- 'Image WhiteBalance'
- 'Image XPComment'
- 'Image XPKeywords'
- 'Image XPTitle'
- 'Image XResolution'
- 'Image YCbCrPositioning'
- 'Image YResolution'
- 'Interoperability InteroperabilityIndex'
- 'Interoperability InteroperabilityVersion'
- 'JPEGThumbnail'
- 'MakerNote AEBracketCompensationApplied'
- 'MakerNote AESetting'
- 'MakerNote AFAreaMode'
- 'MakerNote AFInfo2'
- 'MakerNote AFPointSelected'
- 'MakerNote AFPointUsed'
- 'MakerNote ActiveDLighting'
- 'MakerNote AspectInfo'
- 'MakerNote AutoBracketRelease'
- 'MakerNote AutoFlashMode'
- 'MakerNote BracketMode'
- 'MakerNote BracketShotNumber'
- 'MakerNote BracketValue'
- 'MakerNote BracketingMode'
- 'MakerNote CanonImageWidth'
- 'MakerNote ColorBalance'
- 'MakerNote ColorSpace'
- 'MakerNote ContinuousDriveMode'
- 'MakerNote Contrast'
- 'MakerNote CropHiSpeed'
- 'MakerNote CropInfo'
- 'MakerNote DigitalVariProgram'
- 'MakerNote DigitalZoom'
- 'MakerNote DustRemovalData'
- 'MakerNote EasyShootingMode'
- 'MakerNote ExposureDifference'
- 'MakerNote ExposureMode'
- 'MakerNote ExposureTuning'
- 'MakerNote ExternalFlashExposureComp'
- 'MakerNote FileInfo'
- 'MakerNote FileNumber'
- 'MakerNote FilterEffect'
- 'MakerNote FirmwareVersion'
- 'MakerNote FlashActivity'
- 'MakerNote FlashBias'
- 'MakerNote FlashBracketCompensationApplied'
- 'MakerNote FlashCompensation'
- 'MakerNote FlashDetails'
- 'MakerNote FlashExposureLock'
- 'MakerNote FlashInfo'
- 'MakerNote FlashMode'
- 'MakerNote FlashSetting'
- 'MakerNote FocalLength'
- 'MakerNote FocalType'
- 'MakerNote FocalUnitsPerMM'
- 'MakerNote FocusMode'
- 'MakerNote FocusType'
- 'MakerNote HDRImageType'
- 'MakerNote HighISONoiseReduction'
- 'MakerNote ISO'
- 'MakerNote ISOInfo'
- 'MakerNote ISOSetting'
- 'MakerNote ISOSpeedRequested'
- 'MakerNote ImageDataSize'
- 'MakerNote ImageSize'
- 'MakerNote ImageStabilization'
- 'MakerNote ImageType'
- 'MakerNote InternalSerialNumber'
- 'MakerNote LensData'
- 'MakerNote LensFStops'
- 'MakerNote LensMinMaxFocalMaxAperture'
- 'MakerNote LensModel'
- 'MakerNote LensType'
- 'MakerNote LiveViewShooting'
- 'MakerNote LongExposureNoiseReduction2'
- 'MakerNote LongFocalLengthOfLensInFocalUnits'
- 'MakerNote MacroMagnification'
- 'MakerNote Macromode'
- 'MakerNote MakernoteVersion'
- 'MakerNote ManualFlashOutput'
- 'MakerNote MeteringMode'
- 'MakerNote ModelID'
- 'MakerNote MultiExposure'
- 'MakerNote NikonPreview'
- 'MakerNote NoiseReduction'
- 'MakerNote NumAFPoints'
- 'MakerNote OwnerName'
- 'MakerNote PhotoCornerCoordinates'
- 'MakerNote PictureControl'
- 'MakerNote PowerUpTime'
- 'MakerNote ProgramShift'
- 'MakerNote Quality'
- 'MakerNote RawJpgQuality'
- 'MakerNote RawJpgSize'
- 'MakerNote RecordMode'
- 'MakerNote RetouchHistory'
- 'MakerNote Saturation'
- 'MakerNote SelfTimer'
- 'MakerNote SequenceNumber'
- 'MakerNote SerialNumber'
- 'MakerNote Sharpness'
- 'MakerNote ShortFocalLengthOfLensInFocalUnits'
- 'MakerNote ShotInfo'
- 'MakerNote SlowShutter'
- 'MakerNote SpotMeteringMode'
- 'MakerNote SubjectDistance'
- 'MakerNote Tag 0x0001'
- 'MakerNote Tag 0x0002'
- 'MakerNote Tag 0x0003'
- 'MakerNote Tag 0x0004'
- 'MakerNote Tag 0x0005'
- 'MakerNote Tag 0x0006'
- 'MakerNote Tag 0x0007'
- 'MakerNote Tag 0x0008'
- 'MakerNote Tag 0x0009'
- 'MakerNote Tag 0x000E'
- 'MakerNote Tag 0x0014'
- 'MakerNote Tag 0x0015'
- 'MakerNote Tag 0x0019'
- 'MakerNote Tag 0x002B'
- 'MakerNote Tag 0x002C'
- 'MakerNote Tag 0x002D'
- 'MakerNote Tag 0x0083'
- 'MakerNote Tag 0x0099'
- 'MakerNote Tag 0x009D'
- 'MakerNote Tag 0x00A0'
- 'MakerNote Tag 0x00A3'
- 'MakerNote Tag 0x00AA'
- 'MakerNote Tag 0x00BB'
- 'MakerNote Tag 0x00D0'
- 'MakerNote Tag 0x00E0'
- 'MakerNote Tag 0x4001'
- 'MakerNote Tag 0x4008'
- 'MakerNote Tag 0x4009'
- 'MakerNote Tag 0x4010'
- 'MakerNote Tag 0x4011'
- 'MakerNote Tag 0x4012'
- 'MakerNote Tag 0x4015'
- 'MakerNote Tag 0x4016'
- 'MakerNote Tag 0x4017'
- 'MakerNote Tag 0x4018'
- 'MakerNote Tag 0x4019'
- 'MakerNote Tag 0x4020'
- 'MakerNote ThumbnailImageValidArea'
- 'MakerNote ToningEffect'
- 'MakerNote TotalShutterReleases'
- 'MakerNote Unknown'
- 'MakerNote VRInfo'
- 'MakerNote ValidAFPoints'
- 'MakerNote WBBracketMode'
- 'MakerNote WBBracketValueAB'
- 'MakerNote WBBracketValueGM'
- 'MakerNote WhiteBalance'
- 'MakerNote WhiteBalanceBias'
- 'MakerNote WhiteBalanceRBCoeff'
- 'MakerNote Whitebalance'
- 'MakerNote WorldTime'
- 'Thumbnail Compression'
- 'Thumbnail DateTime'
- 'Thumbnail ImageDescription'
- 'Thumbnail ImageLength'
- 'Thumbnail ImageWidth'
- 'Thumbnail JPEGInterchangeFormat'
- 'Thumbnail JPEGInterchangeFormatLength'
- 'Thumbnail Make'
- 'Thumbnail Model'
- 'Thumbnail Orientation'
- 'Thumbnail ResolutionUnit'
- 'Thumbnail Software'
- 'Thumbnail XResolution'
- 'Thumbnail YCbCrPositioning'
- 'Thumbnail YResolution'

379
projects/archiver/org_photos.py
View file

@ -25,6 +25,8 @@ from shutil import copy2 as copyfile
import sys
import typing as t
from .util import *
# FIXME: use piexif, which supports writeback not exifread.
import exifread
@ -32,351 +34,18 @@ import exifread
parser = argparse.ArgumentParser()
parser.add_argument("src_dir", type=Path)
parser.add_argument("dest_dir", type=Path)
parser.add_option("destructive", action="store_true", default=False)
MODIFIED_ISO_DATE = "%Y:%m:%dT%H:%M:%SF%f"
def take(n, iter):
"""Take the first N items lazily off of an iterable."""
for _ in range(0, n):
try:
yield next(iter)
except StopIteration:
break
def exif_tags(p: Path) -> object:
"""Return the EXIF tags on an image."""
with open(p, "rb") as fp:
return exifread.process_file(fp)
# EXIF tags dataset (exifread edition) -
#
# ---
# - 'EXIF ApertureValue'
# - 'EXIF BodySerialNumber'
# - 'EXIF BrightnessValue'
# - 'EXIF CVAPattern'
# - 'EXIF CameraOwnerName'
# - 'EXIF ColorSpace'
# - 'EXIF ComponentsConfiguration'
# - 'EXIF CompressedBitsPerPixel'
# - 'EXIF Contrast'
# - 'EXIF CustomRendered'
# - 'EXIF DateTimeDigitized'
# - 'EXIF DateTimeOriginal'
# - 'EXIF DeviceSettingDescription'
# - 'EXIF DigitalZoomRatio'
# - 'EXIF ExifImageLength'
# - 'EXIF ExifImageWidth'
# - 'EXIF ExifVersion'
# - 'EXIF ExposureBiasValue'
# - 'EXIF ExposureIndex'
# - 'EXIF ExposureMode'
# - 'EXIF ExposureProgram'
# - 'EXIF ExposureTime'
# - 'EXIF FNumber'
# - 'EXIF FileSource'
# - 'EXIF Flash'
# - 'EXIF FlashEnergy'
# - 'EXIF FlashPixVersion'
# - 'EXIF FocalLength'
# - 'EXIF FocalLengthIn35mmFilm'
# - 'EXIF FocalPlaneResolutionUnit'
# - 'EXIF FocalPlaneXResolution'
# - 'EXIF FocalPlaneYResolution'
# - 'EXIF GainControl'
# - 'EXIF ISOSpeedRatings'
# - 'EXIF ImageUniqueID'
# - 'EXIF InteroperabilityOffset'
# - 'EXIF JPEGInterchangeFormat'
# - 'EXIF JPEGInterchangeFormatLength'
# - 'EXIF LensMake'
# - 'EXIF LensModel'
# - 'EXIF LensSerialNumber'
# - 'EXIF LensSpecification'
# - 'EXIF LightSource'
# - 'EXIF MakerNote'
# - 'EXIF MaxApertureValue'
# - 'EXIF MeteringMode'
# - 'EXIF OffsetSchema'
# - 'EXIF OffsetTime'
# - 'EXIF OffsetTimeDigitized'
# - 'EXIF OffsetTimeOriginal'
# - 'EXIF Padding'
# - 'EXIF RecommendedExposureIndex'
# - 'EXIF Saturation'
# - 'EXIF SceneCaptureType'
# - 'EXIF SceneType'
# - 'EXIF SensingMethod'
# - 'EXIF SensitivityType'
# - 'EXIF Sharpness'
# - 'EXIF ShutterSpeedValue'
# - 'EXIF SubSecTime'
# - 'EXIF SubSecTimeDigitized'
# - 'EXIF SubSecTimeOriginal'
# - 'EXIF SubjectArea'
# - 'EXIF SubjectDistance'
# - 'EXIF SubjectDistanceRange'
# - 'EXIF UserComment'
# - 'EXIF WhiteBalance'
# - 'GPS GPSAltitude'
# - 'GPS GPSAltitudeRef'
# - 'GPS GPSDOP'
# - 'GPS GPSDate'
# - 'GPS GPSImgDirection'
# - 'GPS GPSImgDirectionRef'
# - 'GPS GPSLatitude'
# - 'GPS GPSLatitudeRef'
# - 'GPS GPSLongitude'
# - 'GPS GPSLongitudeRef'
# - 'GPS GPSMapDatum'
# - 'GPS GPSMeasureMode'
# - 'GPS GPSProcessingMethod'
# - 'GPS GPSTimeStamp'
# - 'GPS GPSVersionID'
# - 'GPS Tag 0xEA1C'
# - 'Image Artist'
# - 'Image BitsPerSample'
# - 'Image Copyright'
# - 'Image DateTime'
# - 'Image DateTimeDigitized'
# - 'Image ExifOffset'
# - 'Image ExposureMode'
# - 'Image ExposureProgram'
# - 'Image ExposureTime'
# - 'Image FNumber'
# - 'Image Flash'
# - 'Image FocalLength'
# - 'Image GPSInfo'
# - 'Image ISOSpeedRatings'
# - 'Image ImageDescription'
# - 'Image ImageLength'
# - 'Image ImageWidth'
# - 'Image JPEGInterchangeFormat'
# - 'Image JPEGInterchangeFormatLength'
# - 'Image LightSource'
# - 'Image Make'
# - 'Image MeteringMode'
# - 'Image Model'
# - 'Image Orientation'
# - 'Image Padding'
# - 'Image PhotometricInterpretation'
# - 'Image PrintIM'
# - 'Image ResolutionUnit'
# - 'Image SamplesPerPixel'
# - 'Image Software'
# - 'Image UserComment'
# - 'Image WhiteBalance'
# - 'Image XPComment'
# - 'Image XPKeywords'
# - 'Image XPTitle'
# - 'Image XResolution'
# - 'Image YCbCrPositioning'
# - 'Image YResolution'
# - 'Interoperability InteroperabilityIndex'
# - 'Interoperability InteroperabilityVersion'
# - 'JPEGThumbnail'
# - 'MakerNote AEBracketCompensationApplied'
# - 'MakerNote AESetting'
# - 'MakerNote AFAreaMode'
# - 'MakerNote AFInfo2'
# - 'MakerNote AFPointSelected'
# - 'MakerNote AFPointUsed'
# - 'MakerNote ActiveDLighting'
# - 'MakerNote AspectInfo'
# - 'MakerNote AutoBracketRelease'
# - 'MakerNote AutoFlashMode'
# - 'MakerNote BracketMode'
# - 'MakerNote BracketShotNumber'
# - 'MakerNote BracketValue'
# - 'MakerNote BracketingMode'
# - 'MakerNote CanonImageWidth'
# - 'MakerNote ColorBalance'
# - 'MakerNote ColorSpace'
# - 'MakerNote ContinuousDriveMode'
# - 'MakerNote Contrast'
# - 'MakerNote CropHiSpeed'
# - 'MakerNote CropInfo'
# - 'MakerNote DigitalVariProgram'
# - 'MakerNote DigitalZoom'
# - 'MakerNote DustRemovalData'
# - 'MakerNote EasyShootingMode'
# - 'MakerNote ExposureDifference'
# - 'MakerNote ExposureMode'
# - 'MakerNote ExposureTuning'
# - 'MakerNote ExternalFlashExposureComp'
# - 'MakerNote FileInfo'
# - 'MakerNote FileNumber'
# - 'MakerNote FilterEffect'
# - 'MakerNote FirmwareVersion'
# - 'MakerNote FlashActivity'
# - 'MakerNote FlashBias'
# - 'MakerNote FlashBracketCompensationApplied'
# - 'MakerNote FlashCompensation'
# - 'MakerNote FlashDetails'
# - 'MakerNote FlashExposureLock'
# - 'MakerNote FlashInfo'
# - 'MakerNote FlashMode'
# - 'MakerNote FlashSetting'
# - 'MakerNote FocalLength'
# - 'MakerNote FocalType'
# - 'MakerNote FocalUnitsPerMM'
# - 'MakerNote FocusMode'
# - 'MakerNote FocusType'
# - 'MakerNote HDRImageType'
# - 'MakerNote HighISONoiseReduction'
# - 'MakerNote ISO'
# - 'MakerNote ISOInfo'
# - 'MakerNote ISOSetting'
# - 'MakerNote ISOSpeedRequested'
# - 'MakerNote ImageDataSize'
# - 'MakerNote ImageSize'
# - 'MakerNote ImageStabilization'
# - 'MakerNote ImageType'
# - 'MakerNote InternalSerialNumber'
# - 'MakerNote LensData'
# - 'MakerNote LensFStops'
# - 'MakerNote LensMinMaxFocalMaxAperture'
# - 'MakerNote LensModel'
# - 'MakerNote LensType'
# - 'MakerNote LiveViewShooting'
# - 'MakerNote LongExposureNoiseReduction2'
# - 'MakerNote LongFocalLengthOfLensInFocalUnits'
# - 'MakerNote MacroMagnification'
# - 'MakerNote Macromode'
# - 'MakerNote MakernoteVersion'
# - 'MakerNote ManualFlashOutput'
# - 'MakerNote MeteringMode'
# - 'MakerNote ModelID'
# - 'MakerNote MultiExposure'
# - 'MakerNote NikonPreview'
# - 'MakerNote NoiseReduction'
# - 'MakerNote NumAFPoints'
# - 'MakerNote OwnerName'
# - 'MakerNote PhotoCornerCoordinates'
# - 'MakerNote PictureControl'
# - 'MakerNote PowerUpTime'
# - 'MakerNote ProgramShift'
# - 'MakerNote Quality'
# - 'MakerNote RawJpgQuality'
# - 'MakerNote RawJpgSize'
# - 'MakerNote RecordMode'
# - 'MakerNote RetouchHistory'
# - 'MakerNote Saturation'
# - 'MakerNote SelfTimer'
# - 'MakerNote SequenceNumber'
# - 'MakerNote SerialNumber'
# - 'MakerNote Sharpness'
# - 'MakerNote ShortFocalLengthOfLensInFocalUnits'
# - 'MakerNote ShotInfo'
# - 'MakerNote SlowShutter'
# - 'MakerNote SpotMeteringMode'
# - 'MakerNote SubjectDistance'
# - 'MakerNote Tag 0x0001'
# - 'MakerNote Tag 0x0002'
# - 'MakerNote Tag 0x0003'
# - 'MakerNote Tag 0x0004'
# - 'MakerNote Tag 0x0005'
# - 'MakerNote Tag 0x0006'
# - 'MakerNote Tag 0x0007'
# - 'MakerNote Tag 0x0008'
# - 'MakerNote Tag 0x0009'
# - 'MakerNote Tag 0x000E'
# - 'MakerNote Tag 0x0014'
# - 'MakerNote Tag 0x0015'
# - 'MakerNote Tag 0x0019'
# - 'MakerNote Tag 0x002B'
# - 'MakerNote Tag 0x002C'
# - 'MakerNote Tag 0x002D'
# - 'MakerNote Tag 0x0083'
# - 'MakerNote Tag 0x0099'
# - 'MakerNote Tag 0x009D'
# - 'MakerNote Tag 0x00A0'
# - 'MakerNote Tag 0x00A3'
# - 'MakerNote Tag 0x00AA'
# - 'MakerNote Tag 0x00BB'
# - 'MakerNote Tag 0x00D0'
# - 'MakerNote Tag 0x00E0'
# - 'MakerNote Tag 0x4001'
# - 'MakerNote Tag 0x4008'
# - 'MakerNote Tag 0x4009'
# - 'MakerNote Tag 0x4010'
# - 'MakerNote Tag 0x4011'
# - 'MakerNote Tag 0x4012'
# - 'MakerNote Tag 0x4015'
# - 'MakerNote Tag 0x4016'
# - 'MakerNote Tag 0x4017'
# - 'MakerNote Tag 0x4018'
# - 'MakerNote Tag 0x4019'
# - 'MakerNote Tag 0x4020'
# - 'MakerNote ThumbnailImageValidArea'
# - 'MakerNote ToningEffect'
# - 'MakerNote TotalShutterReleases'
# - 'MakerNote Unknown'
# - 'MakerNote VRInfo'
# - 'MakerNote ValidAFPoints'
# - 'MakerNote WBBracketMode'
# - 'MakerNote WBBracketValueAB'
# - 'MakerNote WBBracketValueGM'
# - 'MakerNote WhiteBalance'
# - 'MakerNote WhiteBalanceBias'
# - 'MakerNote WhiteBalanceRBCoeff'
# - 'MakerNote Whitebalance'
# - 'MakerNote WorldTime'
# - 'Thumbnail Compression'
# - 'Thumbnail DateTime'
# - 'Thumbnail ImageDescription'
# - 'Thumbnail ImageLength'
# - 'Thumbnail ImageWidth'
# - 'Thumbnail JPEGInterchangeFormat'
# - 'Thumbnail JPEGInterchangeFormatLength'
# - 'Thumbnail Make'
# - 'Thumbnail Model'
# - 'Thumbnail Orientation'
# - 'Thumbnail ResolutionUnit'
# - 'Thumbnail Software'
# - 'Thumbnail XResolution'
# - 'Thumbnail YCbCrPositioning'
# - 'Thumbnail YResolution'
def checksum(p: Path, sum=sha256) -> str:
"""Compute a chunked checksum of a file.
Does not produce individual block checksums.
"""
def iter_blocks(fp):
yield from iter(lambda: fp.read(4096), b"")
with open(p, "rb") as fp:
digest = sum()
for chunk in iter_blocks(fp):
digest.update(chunk)
return digest.hexdigest()
def checksum_list(iter, sum=sha256):
"""Compute the checksum of a bunch of stuff from an iterable."""
sum = sum()
for i in iter:
sum.update(b";") # Merkle tree salting.
if isinstance(i, str):
i = str.encode(i, "utf-8")
try:
sum.update(i)
except Exception as e:
print(i, type(i))
raise e
return sum.hexdigest()
def sanitize(s: str) -> str:
"""Something like b64encode; sanitize a string to a path-friendly version."""
@ -524,10 +193,10 @@ class ImgInfo(t.NamedTuple):
return self.file_sha256sum()[: self.shasum_prefix]
def file_sha256sum(self):
return checksum(self.file_path, sha256)
return checksum_path(self.file_path, sha256)
def file_sha512sum(self):
return checksum(self.file_path, sha512)
return checksum_path(self.file_path, sha512)
def img_info(p: Path) -> ImgInfo:
@ -620,11 +289,27 @@ def img_info(p: Path) -> ImgInfo:
def main():
opts, args = parser.parse_known_args()
def _copy():
print(f" rename: {target}")
try:
if not opts.destructive:
raise OSError()
src.rename(target) # Execute the rename
except OSError: # cross-device move
copyfile(src, target)
if opts.destructive:
src.chmod(0o644)
src.unlink()
print("---")
for src in list(opts.src_dir.glob("**/*")):
if src.is_dir():
continue
print(f"{src}:")
info = img_info(src)
year_dir = Path(opts.dest_dir / str(info.date.year))
year_dir.mkdir(exist_ok=True) # Ignore existing and continue
@ -636,20 +321,20 @@ def main():
continue # Just skip fucked up files
target = Path(year_dir / f"{stable_name}{ext}")
print(f"{src}:")
print(f" rename: {target}")
if not target.exists():
try:
src.rename(target) # Execute the rename
except OSError:
copyfile(src, target)
target.chmod(0o644)
src.unlink()
# src & !target => copy
_copy()
elif src == target:
pass # Nothing to do
# src == target; skip DO NOT DELETE SRC
pass
elif checksum_path_blocks(src) == checksum_path_blocks(target):
# src != target && id(src) == id(target); delete src
if opts.destructive:
src.chmod(0o644)
src.unlink()
else:
target.chmod(0o644)
src.unlink() # Delete the source
# src != target && id(src) != id(target); replace target with src?
print(f" warning: {target} is a content-id collision with a different checksum")
if __name__ == "__main__":

69
projects/archiver/util.py Normal file
View file

@ -0,0 +1,69 @@
import typing as t
from hashlib import sha256
from pathlib import Path
def iter_chunks(fp):
yield from iter(lambda: fp.read(4096), b"")
def take(n, iter):
"""Take the first N items lazily off of an iterable."""
for _ in range(0, n):
try:
yield next(iter)
except StopIteration:
break
def checksum_list(iter, sum=sha256, salt=b";"):
"""Compute the checksum of a bunch of stuff from an iterable."""
sum = sum()
for i in iter:
if salt:
sum.update(salt) # Merkle tree salting.
if isinstance(i, str):
i = str.encode(i, "utf-8")
try:
sum.update(i)
except Exception as e:
print(i, type(i))
raise e
return sum.hexdigest()
def checksum_path_blocks(p: Path, sum=sha256) -> t.Iterable[str]:
"""Compute block-wise checksums of a file.
Inspired by the Dropbox content-hashing interface -
https://www.dropbox.com/developers/reference/content-hash
"""
def _helper():
with open(p, "rb") as fp:
for chunk in iter_chunks(fp):
digest = sum()
digest.update(chunk)
yield digest.hexdigest()
return list(_helper())
def checksum_path(p: Path, sum=sha256) -> str:
"""Compute 'the' checksum of an entire file.
Note that this does semi-streaming I/O.
"""
sum = sum()
with open(p, "rb") as fp:
for chunk in iter_chunks(fp):
sum.update(chunk)
return sum.hexdigest()

2
tools/autoflake/BUILD
View file

@ -1,4 +1,4 @@
py_binary(
zapp_binary(
name = "autoflake",
main = "__main__.py",
deps = [

3
tools/fmt.sh
View file

@ -9,8 +9,7 @@ DIRS=(projects tools)
function brl() {
bin="$1"
shift
bazel build "//${bin}"
"bazel-bin/${bin}/$(basename ${bin})" "$@"
bazel run "//${bin}" -- "$@"
return "$?"
}