Files
osxphotos/osxphotos/photoinfo/_photoinfo_export.py
2021-01-05 21:34:46 -08:00

1828 lines
72 KiB
Python

""" Export methods for PhotoInfo
The following methods are defined and must be imported into PhotoInfo as instance methods:
export
export2
_export_photo
_write_exif_data
_exiftool_json_sidecar
_get_exif_keywords
_get_exif_persons
_exiftool_dict
_xmp_sidecar
_write_sidecar
"""
# TODO: should this be its own PhotoExporter class?
# TODO: the various sidecar_json, sidecar_xmp, etc args should all be collapsed to a sidecar param using a bit mask
import glob
import hashlib
import json
import logging
import os
import pathlib
import re
import tempfile
from collections import namedtuple # pylint: disable=syntax-error
import photoscript
from mako.template import Template
# from .._applescript import AppleScript
from .._constants import (
_MAX_IPTC_KEYWORD_LEN,
_OSXPHOTOS_NONE_SENTINEL,
_TEMPLATE_DIR,
_UNKNOWN_PERSON,
_XMP_TEMPLATE_NAME,
SIDECAR_EXIFTOOL,
SIDECAR_JSON,
SIDECAR_XMP,
)
from ..datetime_utils import datetime_tz_to_utc
from ..exiftool import ExifTool
from ..export_db import ExportDBNoOp
from ..fileutil import FileUtil
from ..photokit import (
PHOTOS_VERSION_CURRENT,
PHOTOS_VERSION_ORIGINAL,
PhotoKitFetchFailed,
PhotoLibrary,
)
from ..utils import dd_to_dms_str, findfiles, noop
class ExportResults:
""" holds export results for export2 """
def __init__(
self,
exported=None,
new=None,
updated=None,
skipped=None,
exif_updated=None,
touched=None,
converted_to_jpeg=None,
sidecar_json_written=None,
sidecar_json_skipped=None,
sidecar_exiftool_written=None,
sidecar_exiftool_skipped=None,
sidecar_xmp_written=None,
sidecar_xmp_skipped=None,
missing=None,
error=None,
error_str=None,
exiftool_warning=None,
exiftool_error=None,
xattr_written=None,
xattr_skipped=None,
):
self.exported = exported or []
self.new = new or []
self.updated = updated or []
self.skipped = skipped or []
self.exif_updated = exif_updated or []
self.touched = touched or []
self.converted_to_jpeg = converted_to_jpeg or []
self.sidecar_json_written = sidecar_json_written or []
self.sidecar_json_skipped = sidecar_json_skipped or []
self.sidecar_exiftool_written = sidecar_exiftool_written or []
self.sidecar_exiftool_skipped = sidecar_exiftool_skipped or []
self.sidecar_xmp_written = sidecar_xmp_written or []
self.sidecar_xmp_skipped = sidecar_xmp_skipped or []
self.missing = missing or []
self.error = error or []
self.error_str = error_str or []
self.exiftool_warning = exiftool_warning or []
self.exiftool_error = exiftool_error or []
self.xattr_written = xattr_written or []
self.xattr_skipped = xattr_skipped or []
def all_files(self):
""" return all filenames contained in results """
files = (
self.exported
+ self.new
+ self.updated
+ self.skipped
+ self.exif_updated
+ self.touched
+ self.converted_to_jpeg
+ self.sidecar_json_written
+ self.sidecar_json_skipped
+ self.sidecar_exiftool_written
+ self.sidecar_exiftool_skipped
+ self.sidecar_xmp_written
+ self.sidecar_xmp_skipped
+ self.missing
+ self.error
)
files += [x[0] for x in self.exiftool_warning]
files += [x[0] for x in self.exiftool_error]
files = list(set(files))
return files
def __iadd__(self, other):
self.exported += other.exported
self.new += other.new
self.updated += other.updated
self.skipped += other.skipped
self.exif_updated += other.exif_updated
self.touched += other.touched
self.converted_to_jpeg += other.converted_to_jpeg
self.sidecar_json_written += other.sidecar_json_written
self.sidecar_json_skipped += other.sidecar_json_skipped
self.sidecar_exiftool_written += other.sidecar_exiftool_written
self.sidecar_exiftool_skipped += other.sidecar_exiftool_skipped
self.sidecar_xmp_written += other.sidecar_xmp_written
self.sidecar_xmp_skipped += other.sidecar_xmp_skipped
self.missing += other.missing
self.error += other.error
self.error_str += other.error_str
self.exiftool_warning += other.exiftool_warning
self.exiftool_error += other.exiftool_error
return self
def __str__(self):
return (
"ExportResults("
+ f"exported={self.exported}"
+ f",new={self.new}"
+ f",updated={self.updated}"
+ f",skipped={self.skipped}"
+ f",exif_updated={self.exif_updated}"
+ f",touched={self.touched}"
+ f",converted_to_jpeg={self.converted_to_jpeg}"
+ f",sidecar_json_written={self.sidecar_json_written}"
+ f",sidecar_json_skipped={self.sidecar_json_skipped}"
+ f",sidecar_exiftool_written={self.sidecar_exiftool_written}"
+ f",sidecar_exiftool_skipped={self.sidecar_exiftool_skipped}"
+ f",sidecar_xmp_written={self.sidecar_xmp_written}"
+ f",sidecar_xmp_skipped={self.sidecar_xmp_skipped}"
+ f",missing={self.missing}"
+ f",error={self.error}"
+ f",error_str={self.error_str}"
+ f",exiftool_warning={self.exiftool_warning}"
+ f",exiftool_error={self.exiftool_error}"
+ ")"
)
# hexdigest is not a class method, don't import this into PhotoInfo
def hexdigest(strval):
""" hexdigest of a string, using blake2b """
h = hashlib.blake2b(digest_size=20)
h.update(bytes(strval, "utf-8"))
return h.hexdigest()
# _export_photo_uuid_applescript is not a class method, don't import this into PhotoInfo
def _export_photo_uuid_applescript(
uuid,
dest,
filestem=None,
original=True,
edited=False,
live_photo=False,
timeout=120,
burst=False,
dry_run=False,
):
"""Export photo to dest path using applescript to control Photos
If photo is a live photo, exports both the photo and associated .mov file
uuid: UUID of photo to export
dest: destination path to export to
filestem: (string) if provided, exported filename will be named stem.ext
where ext is extension of the file exported by photos (e.g. .jpeg, .mov, etc)
If not provided, file will be named with whatever name Photos uses
If filestem.ext exists, it wil be overwritten
original: (boolean) if True, export original image; default = True
edited: (boolean) if True, export edited photo; default = False
If photo not edited and edited=True, will still export the original image
caller must verify image has been edited
*Note*: must be called with either edited or original but not both,
will raise error if called with both edited and original = True
live_photo: (boolean) if True, export associated .mov live photo; default = False
timeout: timeout value in seconds; export will fail if applescript run time exceeds timeout
burst: (boolean) set to True if file is a burst image to avoid Photos export error
dry_run: (boolean) set to True to run in "dry run" mode which will download file but not actually copy to destination
Returns: list of paths to exported file(s) or None if export failed
Note: For Live Photos, if edited=True, will export a jpeg but not the movie, even if photo
has not been edited. This is due to how Photos Applescript interface works.
"""
# setup the applescript to do the export
# export_scpt = AppleScript(
# """
# on export_by_uuid(theUUID, thePath, original, edited, theTimeOut)
# tell application "Photos"
# set thePath to thePath
# set theItem to media item id theUUID
# set theFilename to filename of theItem
# set itemList to {theItem}
# if original then
# with timeout of theTimeOut seconds
# export itemList to POSIX file thePath with using originals
# end timeout
# end if
# if edited then
# with timeout of theTimeOut seconds
# export itemList to POSIX file thePath
# end timeout
# end if
# return theFilename
# end tell
# end export_by_uuid
# """
# )
dest = pathlib.Path(dest)
if not dest.is_dir():
raise ValueError(f"dest {dest} must be a directory")
if not original ^ edited:
raise ValueError(f"edited or original must be True but not both")
tmpdir = tempfile.TemporaryDirectory(prefix="osxphotos_")
exported_files = []
filename = None
try:
photo = photoscript.Photo(uuid)
filename = photo.filename
exported_files = photo.export(tmpdir.name, original=original, timeout=timeout)
# filename = export_scpt.call(
# "export_by_uuid", uuid, tmpdir.name, original, edited, timeout
# )
except Exception as e:
logging.warning(f"Error exporting uuid {uuid}: {e}")
return None
if exported_files and filename:
# need to find actual filename as sometimes Photos renames JPG to jpeg on export
# may be more than one file exported (e.g. if Live Photo, Photos exports both .jpeg and .mov)
# TemporaryDirectory will cleanup on return
filename_stem = pathlib.Path(filename).stem
exported_paths = []
for fname in exported_files:
path = pathlib.Path(tmpdir.name) / fname
if (
len(exported_files) > 1
and not live_photo
and path.suffix.lower() == ".mov"
):
# it's the .mov part of live photo but not requested, so don't export
continue
if len(exported_files) > 1 and burst and path.stem != filename_stem:
# skip any burst photo that's not the one we asked for
continue
if filestem:
# rename the file based on filestem, keeping original extension
dest_new = dest / f"{filestem}{path.suffix}"
else:
# use the name Photos provided
dest_new = dest / path.name
if not dry_run:
FileUtil.copy(str(path), str(dest_new))
exported_paths.append(str(dest_new))
return exported_paths
else:
return None
# _check_export_suffix is not a class method, don't import this into PhotoInfo
def _check_export_suffix(src, dest, edited):
"""Helper function for exporting photos to check file extensions of destination path.
Checks that dst file extension is appropriate for the src.
If edited=True, will use src file extension of ".jpeg" if None provided for src.
Args:
src: path to source file or None.
dest: path to destination file.
edited: set to True if exporting an edited photo.
Returns:
True if src and dest extensions are OK, else False.
Raises:
ValueError if edited is False and src is None
"""
# check extension of destination
if src is not None:
# use suffix from edited file
actual_suffix = pathlib.Path(src).suffix
elif edited:
# use .jpeg as that's probably correct
actual_suffix = ".jpeg"
else:
raise ValueError("src must not be None if edited=False")
# Photo's often converts .JPG to .jpeg or .tif to .tiff on import
dest_ext = dest.suffix.lower()
actual_ext = actual_suffix.lower()
suffixes = sorted([dest_ext, actual_ext])
return (
dest_ext == actual_ext
or suffixes == [".jpeg", ".jpg"]
or suffixes == [".tif", ".tiff"]
)
def export(
self,
dest,
*filename,
edited=False,
live_photo=False,
raw_photo=False,
export_as_hardlink=False,
overwrite=False,
increment=True,
sidecar_json=False,
sidecar_exiftool=False,
sidecar_xmp=False,
use_photos_export=False,
timeout=120,
exiftool=False,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
):
"""export photo
dest: must be valid destination path (or exception raised)
filename: (optional): name of exported picture; if not provided, will use current filename
**NOTE**: if provided, user must ensure file extension (suffix) is correct.
For example, if photo is .CR2 file, edited image may be .jpeg.
If you provide an extension different than what the actual file is,
export will print a warning but will export the photo using the
incorrect file extension (unless use_photos_export is true, in which case export will
use the extension provided by Photos upon export; in this case, an incorrect extension is
silently ignored).
e.g. to get the extension of the edited photo,
reference PhotoInfo.path_edited
edited: (boolean, default=False); if True will export the edited version of the photo
(or raise exception if no edited version)
live_photo: (boolean, default=False); if True, will also export the associted .mov for live photos
raw_photo: (boolean, default=False); if True, will also export the associted RAW photo
export_as_hardlink: (boolean, default=False); if True, will hardlink files instead of copying them
overwrite: (boolean, default=False); if True will overwrite files if they alreay exist
increment: (boolean, default=True); if True, will increment file name until a non-existant name is found
if overwrite=False and increment=False, export will fail if destination file already exists
sidecar_json: if set will write a json sidecar with data in format readable by exiftool
sidecar filename will be dest/filename.json; includes exiftool tag group names (e.g. `exiftool -G -j`)
sidecar_exiftool: if set will write a json sidecar with data in format readable by exiftool
sidecar filename will be dest/filename.json; does not include exiftool tag group names (e.g. `exiftool -j`)
sidecar_xmp: if set will write an XMP sidecar with IPTC data
sidecar filename will be dest/filename.xmp
use_photos_export: (boolean, default=False); if True will attempt to export photo via applescript interaction with Photos
timeout: (int, default=120) timeout in seconds used with use_photos_export
exiftool: (boolean, default = False); if True, will use exiftool to write metadata to export file
returns list of full paths to the exported files
use_albums_as_keywords: (boolean, default = False); if True, will include album names in keywords
when exporting metadata with exiftool or sidecar
use_persons_as_keywords: (boolean, default = False); if True, will include person names in keywords
when exporting metadata with exiftool or sidecar
keyword_template: (list of strings); list of template strings that will be rendered as used as keywords
description_template: string; optional template string that will be rendered for use as photo description
Returns: list of photos exported
"""
# Implementation note: calls export2 to actually do the work
sidecar = 0
if sidecar_json:
sidecar |= SIDECAR_JSON
if sidecar_exiftool:
sidecar |= SIDECAR_EXIFTOOL
if sidecar_xmp:
sidecar |= SIDECAR_XMP
results = self.export2(
dest,
*filename,
edited=edited,
live_photo=live_photo,
raw_photo=raw_photo,
export_as_hardlink=export_as_hardlink,
overwrite=overwrite,
increment=increment,
sidecar=sidecar,
use_photos_export=use_photos_export,
timeout=timeout,
exiftool=exiftool,
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
)
return results.exported
def export2(
self,
dest,
*filename,
edited=False,
live_photo=False,
raw_photo=False,
export_as_hardlink=False,
overwrite=False,
increment=True,
sidecar=0,
sidecar_drop_ext=False,
use_photos_export=False,
timeout=120,
exiftool=False,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
update=False,
ignore_signature=False,
export_db=None,
fileutil=FileUtil,
dry_run=False,
touch_file=False,
convert_to_jpeg=False,
jpeg_quality=1.0,
ignore_date_modified=False,
use_photokit=False,
verbose=None,
exiftool_flags=None,
merge_exif_keywords=False,
merge_exif_persons=False,
):
"""export photo, like export but with update and dry_run options
dest: must be valid destination path or exception raised
filename: (optional): name of exported picture; if not provided, will use current filename
**NOTE**: if provided, user must ensure file extension (suffix) is correct.
For example, if photo is .CR2 file, edited image may be .jpeg.
If you provide an extension different than what the actual file is,
will export the photo using the incorrect file extension (unless use_photos_export is true,
in which case export will use the extension provided by Photos upon export.
e.g. to get the extension of the edited photo,
reference PhotoInfo.path_edited
edited: (boolean, default=False); if True will export the edited version of the photo
(or raise exception if no edited version)
live_photo: (boolean, default=False); if True, will also export the associted .mov for live photos
raw_photo: (boolean, default=False); if True, will also export the associted RAW photo
export_as_hardlink: (boolean, default=False); if True, will hardlink files instead of copying them
overwrite: (boolean, default=False); if True will overwrite files if they alreay exist
increment: (boolean, default=True); if True, will increment file name until a non-existant name is found
if overwrite=False and increment=False, export will fail if destination file already exists
sidecar: bit field: set to one or more of SIDECAR_XMP, SIDECAR_JSON, SIDECAR_EXIFTOOL
SIDECAR_JSON: if set will write a json sidecar with data in format readable by exiftool
sidecar filename will be dest/filename.json; includes exiftool tag group names (e.g. `exiftool -G -j`)
SIDECAR_EXIFTOOL: if set will write a json sidecar with data in format readable by exiftool
sidecar filename will be dest/filename.json; does not include exiftool tag group names (e.g. `exiftool -j`)
SIDECAR_XMP: if set will write an XMP sidecar with IPTC data
sidecar filename will be dest/filename.xmp
sidecar_drop_ext: (boolean, default=False); if True, drops the photo's extension from sidecar filename (e.g. 'IMG_1234.json' instead of 'IMG_1234.JPG.json')
use_photos_export: (boolean, default=False); if True will attempt to export photo via applescript interaction with Photos
timeout: (int, default=120) timeout in seconds used with use_photos_export
exiftool: (boolean, default = False); if True, will use exiftool to write metadata to export file
use_albums_as_keywords: (boolean, default = False); if True, will include album names in keywords
when exporting metadata with exiftool or sidecar
use_persons_as_keywords: (boolean, default = False); if True, will include person names in keywords
when exporting metadata with exiftool or sidecar
keyword_template: (list of strings); list of template strings that will be rendered as used as keywords
description_template: string; optional template string that will be rendered for use as photo description
update: (boolean, default=False); if True export will run in update mode, that is, it will
not export the photo if the current version already exists in the destination
ignore_signature: (bool, default=False), ignore file signature when used with update (look only at filename)
export_db: (ExportDB_ABC); instance of a class that conforms to ExportDB_ABC with methods
for getting/setting data related to exported files to compare update state
fileutil: (FileUtilABC); class that conforms to FileUtilABC with various file utilities
dry_run: (boolean, default=False); set to True to run in "dry run" mode
touch_file: (boolean, default=False); if True, sets file's modification time upon photo date
convert_to_jpeg: boolean; if True, converts non-jpeg images to jpeg
jpeg_quality: float in range 0.0 <= jpeg_quality <= 1.0. A value of 1.0 specifies use best quality, a value of 0.0 specifies use maximum compression.
ignore_date_modified: for use with sidecar and exiftool; if True, sets EXIF:ModifyDate to EXIF:DateTimeOriginal even if date_modified is set
verbose: optional callable function to use for printing verbose text during processing; if None (default), does not print output.
exiftool_flags: optional list of flags to pass to exiftool when using exiftool option, e.g ["-m", "-F"]
merge_exif_keywords: boolean; if True, merged keywords found in file's exif data (requires exiftool)
merge_exif_persons: boolean; if True, merged persons found in file's exif data (requires exiftool)
Returns: ExportResults class
ExportResults has attributes:
"exported",
"new",
"updated",
"skipped",
"exif_updated",
"touched",
"converted_to_jpeg",
"sidecar_json_written",
"sidecar_json_skipped",
"sidecar_exiftool_written",
"sidecar_exiftool_skipped",
"sidecar_xmp_written",
"sidecar_xmp_skipped",
"missing",
"error",
"exiftool_warning",
"exiftool_error",
Note: to use dry run mode, you must set dry_run=True and also pass in memory version of export_db,
and no-op fileutil (e.g. ExportDBInMemory and FileUtilNoOp)
"""
# NOTE: This function is very complex and does a lot of things.
# Don't modify this code if you don't fully understand everything it does.
# TODO: This is a good candidate for refactoring.
# when called from export(), won't get an export_db, so use no-op version
if export_db is None:
export_db = ExportDBNoOp()
if verbose is None:
verbose = noop
elif not callable(verbose):
raise TypeError("verbose must be callable")
self._verbose = verbose
# suffix to add to edited files
# e.g. name will be filename_edited.jpg
edited_identifier = "_edited"
# list of all files exported during this call to export
exported_files = []
# list of new files during update
update_new_files = []
# list of files that were updated
update_updated_files = []
# list of all files skipped because they do not need to be updated (for use with update=True)
update_skipped_files = []
# list of all files with utime touched (touch_file = True)
touched_files = []
# list of all files convereted to jpeg
converted_to_jpeg_files = []
# check edited and raise exception trying to export edited version of
# photo that hasn't been edited
if edited and not self.hasadjustments:
raise ValueError(
"Photo does not have adjustments, cannot export edited version"
)
# check arguments and get destination path and filename (if provided)
if filename and len(filename) > 2:
raise TypeError(
"Too many positional arguments. Should be at most two: destination, filename."
)
# verify destination is a valid path
if dest is None:
raise ValueError("Destination must not be None")
elif not dry_run and not os.path.isdir(dest):
raise FileNotFoundError("Invalid path passed to export")
if filename and len(filename) == 1:
# if filename passed, use it
fname = filename[0]
else:
# no filename provided so use the default
# if edited file requested, use filename but add _edited
# need to use file extension from edited file as Photos saves a jpeg once edited
if edited and not use_photos_export:
# verify we have a valid path_edited and use that to get filename
if not self.path_edited:
raise FileNotFoundError(
"edited=True but path_edited is none; hasadjustments: "
f" {self.hasadjustments}"
)
edited_name = pathlib.Path(self.path_edited).name
edited_suffix = pathlib.Path(edited_name).suffix
fname = pathlib.Path(self.filename).stem + edited_identifier + edited_suffix
else:
fname = self.filename
uti = self.uti if edited else self.uti_original
if convert_to_jpeg and self.isphoto and uti != "public.jpeg":
# not a jpeg but will convert to jpeg upon export so fix file extension
fname_new = pathlib.Path(fname)
fname = str(fname_new.parent / f"{fname_new.stem}.jpeg")
else:
# nothing to convert
convert_to_jpeg = False
# check destination path
dest = pathlib.Path(dest)
fname = pathlib.Path(fname)
dest = dest / fname
# check to see if file exists and if so, add (1), (2), etc until we find one that works
# Photos checks the stem and adds (1), (2), etc which avoids collision with sidecars
# e.g. exporting sidecar for file1.png and file1.jpeg
# if file1.png exists and exporting file1.jpeg,
# dest will be file1 (1).jpeg even though file1.jpeg doesn't exist to prevent sidecar collision
if not update and increment and not overwrite:
count = 1
dest_files = findfiles(f"{dest.stem}*", str(dest.parent))
dest_files = [pathlib.Path(f).stem.lower() for f in dest_files]
dest_new = dest.stem
while dest_new.lower() in dest_files:
dest_new = f"{dest.stem} ({count})"
count += 1
dest = dest.parent / f"{dest_new}{dest.suffix}"
# if overwrite==False and #increment==False, export should fail if file exists
if dest.exists() and not update and not overwrite and not increment:
raise FileExistsError(
f"destination exists ({dest}); overwrite={overwrite}, increment={increment}"
)
if not use_photos_export:
# find the source file on disk and export
# get path to source file and verify it's not None and is valid file
# TODO: how to handle ismissing or not hasadjustments and edited=True cases?
if edited:
if self.path_edited is not None:
src = self.path_edited
else:
raise FileNotFoundError(
f"Cannot export edited photo if path_edited is None"
)
else:
if self.path is not None:
src = self.path
else:
raise FileNotFoundError("Cannot export photo if path is None")
if not os.path.isfile(src):
raise FileNotFoundError(f"{src} does not appear to exist")
# found source now try to find right destination
if update and dest.exists():
# destination exists, check to see if destination is the right UUID
dest_uuid = export_db.get_uuid_for_file(dest)
if dest_uuid is None and fileutil.cmp(src, dest):
# might be exporting into a pre-ExportDB folder or the DB got deleted
dest_uuid = self.uuid
export_db.set_data(
filename=dest,
uuid=self.uuid,
orig_stat=fileutil.file_sig(dest),
exif_stat=(None, None, None),
converted_stat=(None, None, None),
edited_stat=(None, None, None),
info_json=self.json(),
exif_json=None,
)
if dest_uuid != self.uuid:
# not the right file, find the right one
count = 1
glob_str = str(dest.parent / f"{dest.stem} (*{dest.suffix}")
dest_files = glob.glob(glob_str)
found_match = False
for file_ in dest_files:
dest_uuid = export_db.get_uuid_for_file(file_)
if dest_uuid == self.uuid:
dest = pathlib.Path(file_)
found_match = True
break
elif dest_uuid is None and fileutil.cmp(src, file_):
# files match, update the UUID
dest = pathlib.Path(file_)
found_match = True
export_db.set_data(
filename=dest,
uuid=self.uuid,
orig_stat=fileutil.file_sig(dest),
exif_stat=(None, None, None),
converted_stat=(None, None, None),
edited_stat=(None, None, None),
info_json=self.json(),
exif_json=None,
)
break
if not found_match:
# increment the destination file
count = 1
glob_str = str(dest.parent / f"{dest.stem}*")
dest_files = glob.glob(glob_str)
dest_files = [pathlib.Path(f).stem for f in dest_files]
dest_new = dest.stem
while dest_new in dest_files:
dest_new = f"{dest.stem} ({count})"
count += 1
dest = dest.parent / f"{dest_new}{dest.suffix}"
# export the dest file
results = self._export_photo(
src,
dest,
update,
export_db,
overwrite,
export_as_hardlink,
exiftool,
touch_file,
convert_to_jpeg,
fileutil=fileutil,
edited=edited,
jpeg_quality=jpeg_quality,
ignore_signature=ignore_signature,
)
exported_files = results.exported
update_new_files = results.new
update_updated_files = results.updated
update_skipped_files = results.skipped
touched_files = results.touched
converted_to_jpeg_files = results.converted_to_jpeg
# copy live photo associated .mov if requested
if live_photo and self.live_photo:
live_name = dest.parent / f"{dest.stem}.mov"
src_live = self.path_live_photo
if src_live is not None:
results = self._export_photo(
src_live,
live_name,
update,
export_db,
overwrite,
export_as_hardlink,
exiftool,
touch_file,
False,
fileutil=fileutil,
ignore_signature=ignore_signature,
)
exported_files.extend(results.exported)
update_new_files.extend(results.new)
update_updated_files.extend(results.updated)
update_skipped_files.extend(results.skipped)
touched_files.extend(results.touched)
converted_to_jpeg_files.extend(results.converted_to_jpeg)
# copy associated RAW image if requested
if raw_photo and self.has_raw:
raw_path = pathlib.Path(self.path_raw)
raw_ext = raw_path.suffix
raw_name = dest.parent / f"{dest.stem}{raw_ext}"
if raw_path is not None:
results = self._export_photo(
raw_path,
raw_name,
update,
export_db,
overwrite,
export_as_hardlink,
exiftool,
touch_file,
convert_to_jpeg,
fileutil=fileutil,
jpeg_quality=jpeg_quality,
ignore_signature=ignore_signature,
)
exported_files.extend(results.exported)
update_new_files.extend(results.new)
update_updated_files.extend(results.updated)
update_skipped_files.extend(results.skipped)
touched_files.extend(results.touched)
converted_to_jpeg_files.extend(results.converted_to_jpeg)
else:
# use_photo_export
exported = []
# export live_photo .mov file?
live_photo = True if live_photo and self.live_photo else False
if edited or self.shared:
# exported edited version and not original
# shared photos (in shared albums) show up as not having adjustments (not edited)
# but Photos is unable to export the "original" as only a jpeg copy is shared in iCloud
# so tell Photos to export the current version in this case
if filename:
# use filename stem provided
filestem = dest.stem
else:
# didn't get passed a filename, add _edited
filestem = f"{dest.stem}{edited_identifier}"
dest = dest.parent / f"{filestem}.jpeg"
if use_photokit:
photolib = PhotoLibrary()
photo = None
try:
photo = photolib.fetch_uuid(self.uuid)
except PhotoKitFetchFailed as e:
# if failed to find UUID, might be a burst photo
if self.burst and self._info["burstUUID"]:
bursts = photolib.fetch_burst_uuid(
self._info["burstUUID"], all=True
)
# PhotoKit UUIDs may contain "/L0/001" so only look at beginning
photo = [p for p in bursts if p.uuid.startswith(self.uuid)]
photo = photo[0] if photo else None
if not photo:
errors.append(dest)
logging.warning(f"PhotoKitFetchFailed exception exporting photo {self.uuid}: {e}")
if photo:
exported = photo.export(
dest.parent, dest.name, version=PHOTOS_VERSION_CURRENT
)
else:
exported = []
else:
exported = _export_photo_uuid_applescript(
self.uuid,
dest.parent,
filestem=filestem,
original=False,
edited=True,
live_photo=live_photo,
timeout=timeout,
burst=self.burst,
dry_run=dry_run,
)
else:
# export original version and not edited
filestem = dest.stem
if use_photokit:
photolib = PhotoLibrary()
photo = None
try:
photo = photolib.fetch_uuid(self.uuid)
except PhotoKitFetchFailed:
# if failed to find UUID, might be a burst photo
if self.burst and self._info["burstUUID"]:
bursts = photolib.fetch_burst_uuid(
self._info["burstUUID"], all=True
)
# PhotoKit UUIDs may contain "/L0/001" so only look at beginning
photo = [p for p in bursts if p.uuid.startswith(self.uuid)]
photo = photo[0] if photo else None
if photo:
exported = photo.export(
dest.parent, dest.name, version=PHOTOS_VERSION_ORIGINAL
)
else:
exported = []
else:
exported = _export_photo_uuid_applescript(
self.uuid,
dest.parent,
filestem=filestem,
original=True,
edited=False,
live_photo=live_photo,
timeout=timeout,
burst=self.burst,
dry_run=dry_run,
)
if exported:
if touch_file:
for exported_file in exported:
touched_files.append(exported_file)
ts = int(self.date.timestamp())
fileutil.utime(exported_file, (ts, ts))
exported_files.extend(exported)
if update:
update_new_files.extend(exported)
else:
logging.warning(
f"Error exporting photo {self.uuid} to {dest} with use_photos_export"
)
# export metadata
sidecars = []
sidecar_json_files_skipped = []
sidecar_json_files_written = []
sidecar_exiftool_files_skipped = []
sidecar_exiftool_files_written = []
sidecar_xmp_files_skipped = []
sidecar_xmp_files_written = []
dest_suffix = "" if sidecar_drop_ext else dest.suffix
if sidecar & SIDECAR_JSON:
sidecar_filename = dest.parent / pathlib.Path(f"{dest.stem}{dest_suffix}.json")
sidecar_str = self._exiftool_json_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
filename=dest.name,
)
sidecars.append(
(
sidecar_filename,
sidecar_str,
sidecar_json_files_written,
sidecar_json_files_skipped,
"JSON",
)
)
if sidecar & SIDECAR_EXIFTOOL:
sidecar_filename = dest.parent / pathlib.Path(f"{dest.stem}{dest_suffix}.json")
sidecar_str = self._exiftool_json_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
tag_groups=False,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
filename=dest.name,
)
sidecars.append(
(
sidecar_filename,
sidecar_str,
sidecar_exiftool_files_written,
sidecar_exiftool_files_skipped,
"exiftool",
)
)
if sidecar & SIDECAR_XMP:
sidecar_filename = dest.parent / pathlib.Path(f"{dest.stem}{dest_suffix}.xmp")
sidecar_str = self._xmp_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
extension=dest.suffix[1:] if dest.suffix else None,
)
sidecars.append(
(
sidecar_filename,
sidecar_str,
sidecar_xmp_files_written,
sidecar_xmp_files_skipped,
"XMP",
)
)
for data in sidecars:
sidecar_filename = data[0]
sidecar_str = data[1]
files_written = data[2]
files_skipped = data[3]
sidecar_type = data[4]
sidecar_digest = hexdigest(sidecar_str)
old_sidecar_digest, sidecar_sig = export_db.get_sidecar_for_file(
sidecar_filename
)
write_sidecar = (
not update
or (update and not sidecar_filename.exists())
or (
update
and (sidecar_digest != old_sidecar_digest)
or not fileutil.cmp_file_sig(sidecar_filename, sidecar_sig)
)
)
if write_sidecar:
verbose(f"Writing {sidecar_type} sidecar {sidecar_filename}")
files_written.append(str(sidecar_filename))
if not dry_run:
self._write_sidecar(sidecar_filename, sidecar_str)
export_db.set_sidecar_for_file(
sidecar_filename,
sidecar_digest,
fileutil.file_sig(sidecar_filename),
)
else:
verbose(f"Skipped up to date {sidecar_type} sidecar {sidecar_filename}")
files_skipped.append(str(sidecar_filename))
# if exiftool, write the metadata
if update:
exif_files = update_new_files + update_updated_files + update_skipped_files
else:
exif_files = exported_files
exif_files_updated = []
exiftool_warning = []
exiftool_error = []
errors = []
error_strs = []
# TODO: remove duplicative code from below
if exiftool and update and exif_files:
for exported_file in exif_files:
files_are_different = False
old_data = export_db.get_exifdata_for_file(exported_file)
if old_data is not None:
old_data = json.loads(old_data)[0]
current_data = json.loads(
self._exiftool_json_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
)
)[0]
if old_data != current_data:
files_are_different = True
if old_data is None or files_are_different:
# didn't have old data, assume we need to write it
# or files were different
verbose(f"Writing metadata with exiftool for {exported_file}")
if not dry_run:
warning_, error_ = self._write_exif_data(
exported_file,
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
flags=exiftool_flags,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
)
if warning_:
exiftool_warning.append((exported_file, warning_))
if error_:
exiftool_error.append((exported_file, error_))
errors.append(exported_file)
export_db.set_exifdata_for_file(
exported_file,
self._exiftool_json_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
),
)
export_db.set_stat_exif_for_file(
exported_file, fileutil.file_sig(exported_file)
)
exif_files_updated.append(exported_file)
else:
verbose(f"Skipped up to date exiftool metadata for {exported_file}")
elif exiftool and exif_files:
for exported_file in exif_files:
verbose(f"Writing metadata with exiftool for {exported_file}")
if not dry_run:
warning_, error_ = self._write_exif_data(
exported_file,
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
flags=exiftool_flags,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
)
if warning_:
exiftool_warning.append((exported_file, warning_))
if error_:
exiftool_error.append((exported_file, error_))
errors.append(exported_file)
export_db.set_exifdata_for_file(
exported_file,
self._exiftool_json_sidecar(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
),
)
export_db.set_stat_exif_for_file(
exported_file, fileutil.file_sig(exported_file)
)
exif_files_updated.append(exported_file)
if touch_file:
for exif_file in exif_files_updated:
verbose(f"Updating file modification time for {exif_file}")
touched_files.append(exif_file)
ts = int(self.date.timestamp())
fileutil.utime(exif_file, (ts, ts))
touched_files = list(set(touched_files))
results = ExportResults(
exported=exported_files,
new=update_new_files,
updated=update_updated_files,
skipped=update_skipped_files,
exif_updated=exif_files_updated,
touched=touched_files,
converted_to_jpeg=converted_to_jpeg_files,
sidecar_json_written=sidecar_json_files_written,
sidecar_json_skipped=sidecar_json_files_skipped,
sidecar_exiftool_written=sidecar_exiftool_files_written,
sidecar_exiftool_skipped=sidecar_exiftool_files_skipped,
sidecar_xmp_written=sidecar_xmp_files_written,
sidecar_xmp_skipped=sidecar_xmp_files_skipped,
error=errors,
error_str=error_strs,
exiftool_error=exiftool_error,
exiftool_warning=exiftool_warning,
)
return results
def _export_photo(
self,
src,
dest,
update,
export_db,
overwrite,
export_as_hardlink,
exiftool,
touch_file,
convert_to_jpeg,
fileutil=FileUtil,
edited=False,
jpeg_quality=1.0,
ignore_signature=None,
):
"""Helper function for export()
Does the actual copy or hardlink taking the appropriate
action depending on update, overwrite, export_as_hardlink
Assumes destination is the right destination (e.g. UUID matches)
sets UUID and JSON info foo exported file using set_uuid_for_file, set_inf_for_uuido
Args:
src: src path (string)
dest: dest path (pathlib.Path)
update: bool
export_db: instance of ExportDB that conforms to ExportDB_ABC interface
overwrite: bool
export_as_hardlink: bool
exiftool: bool
touch_file: bool
convert_to_jpeg: bool; if True, convert file to jpeg on export
fileutil: FileUtil class that conforms to fileutil.FileUtilABC
edited: bool; set to True if exporting edited version of photo
jpeg_quality: float in range 0.0 <= jpeg_quality <= 1.0. A value of 1.0 specifies use best quality, a value of 0.0 specifies use maximum compression.
ignore_signature: bool, ignore file signature when used with update (look only at filename)
Returns:
ExportResults
Raises:
ValueError if export_as_hardlink and convert_to_jpeg both True
"""
if export_as_hardlink and convert_to_jpeg:
raise ValueError("export_as_hardlink and convert_to_jpeg cannot both be True")
exported_files = []
update_updated_files = []
update_new_files = []
update_skipped_files = []
touched_files = []
converted_to_jpeg_files = []
dest_str = str(dest)
dest_exists = dest.exists()
if update: # updating
cmp_touch, cmp_orig = False, False
if dest_exists:
# update, destination exists, but we might not need to replace it...
if ignore_signature:
cmp_orig = True
cmp_touch = fileutil.cmp(src, dest, mtime1=int(self.date.timestamp()))
elif exiftool:
sig_exif = export_db.get_stat_exif_for_file(dest_str)
cmp_orig = fileutil.cmp_file_sig(dest_str, sig_exif)
sig_exif = (sig_exif[0], sig_exif[1], int(self.date.timestamp()))
cmp_touch = fileutil.cmp_file_sig(dest_str, sig_exif)
elif convert_to_jpeg:
sig_converted = export_db.get_stat_converted_for_file(dest_str)
cmp_orig = fileutil.cmp_file_sig(dest_str, sig_converted)
sig_converted = (
sig_converted[0],
sig_converted[1],
int(self.date.timestamp()),
)
cmp_touch = fileutil.cmp_file_sig(dest_str, sig_converted)
else:
cmp_orig = fileutil.cmp(src, dest)
cmp_touch = fileutil.cmp(src, dest, mtime1=int(self.date.timestamp()))
sig_cmp = cmp_touch if touch_file else cmp_orig
if edited:
# requested edited version of photo
# need to see if edited version in Photos library has changed
# (e.g. it's been edited again)
sig_edited = export_db.get_stat_edited_for_file(dest_str)
cmp_edited = (
fileutil.cmp_file_sig(src, sig_edited)
if sig_edited != (None, None, None)
else False
)
sig_cmp = sig_cmp and cmp_edited
if (export_as_hardlink and dest.samefile(src)) or (
not export_as_hardlink and not dest.samefile(src) and sig_cmp
):
# destination exists and signatures match, skip it
update_skipped_files.append(dest_str)
else:
# destination exists but signature is different
if touch_file and cmp_orig and not cmp_touch:
# destination exists, signature matches original but does not match expected touch time
# skip exporting but update touch time
update_skipped_files.append(dest_str)
touched_files.append(dest_str)
elif not touch_file and cmp_touch and not cmp_orig:
# destination exists, signature matches expected touch but not original
# user likely exported with touch_file and is now exporting without touch_file
# don't update the file because it's same but leave touch time
update_skipped_files.append(dest_str)
else:
# destination exists but is different
update_updated_files.append(dest_str)
if touch_file:
touched_files.append(dest_str)
else:
# update, destination doesn't exist (new file)
update_new_files.append(dest_str)
if touch_file:
touched_files.append(dest_str)
else:
# not update, export the file
exported_files.append(dest_str)
if touch_file:
sig = fileutil.file_sig(src)
sig = (sig[0], sig[1], int(self.date.timestamp()))
if not fileutil.cmp_file_sig(src, sig):
touched_files.append(dest_str)
if not update_skipped_files:
converted_stat = (None, None, None)
edited_stat = fileutil.file_sig(src) if edited else (None, None, None)
if dest_exists and (update or overwrite):
# need to remove the destination first
fileutil.unlink(dest)
if export_as_hardlink:
fileutil.hardlink(src, dest)
elif convert_to_jpeg:
# use convert_to_jpeg to export the file
fileutil.convert_to_jpeg(src, dest_str, compression_quality=jpeg_quality)
converted_stat = fileutil.file_sig(dest_str)
converted_to_jpeg_files.append(dest_str)
else:
fileutil.copy(src, dest_str)
export_db.set_data(
filename=dest_str,
uuid=self.uuid,
orig_stat=fileutil.file_sig(dest_str),
exif_stat=(None, None, None),
converted_stat=converted_stat,
edited_stat=edited_stat,
info_json=self.json(),
exif_json=None,
)
if touched_files:
ts = int(self.date.timestamp())
fileutil.utime(dest, (ts, ts))
return ExportResults(
exported=exported_files + update_new_files + update_updated_files,
new=update_new_files,
updated=update_updated_files,
skipped=update_skipped_files,
exif_updated=[],
touched=touched_files,
converted_to_jpeg=converted_to_jpeg_files,
sidecar_json_written=[],
sidecar_json_skipped=[],
sidecar_exiftool_written=[],
sidecar_exiftool_skipped=[],
sidecar_xmp_written=[],
sidecar_xmp_skipped=[],
missing=[],
error=[],
)
def _write_exif_data(
self,
filepath,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
ignore_date_modified=False,
flags=None,
merge_exif_keywords=False,
merge_exif_persons=False,
):
"""write exif data to image file at filepath
Args:
filepath: full path to the image file
use_albums_as_keywords: treat album names as keywords
use_persons_as_keywords: treat person names as keywords
keyword_template: (list of strings); list of template strings to render as keywords
ignore_date_modified: if True, sets EXIF:ModifyDate to EXIF:DateTimeOriginal even if date_modified is set
flags: optional list of exiftool flags to prepend to exiftool command when writing metadata (e.g. -m or -F)
Returns:
(warning, error) of warning and error strings if exiftool produces warnings or errors
"""
if not os.path.exists(filepath):
raise FileNotFoundError(f"Could not find file {filepath}")
exif_info = self._exiftool_dict(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
)
with ExifTool(filepath, flags=flags, exiftool=self._db._exiftool_path) as exiftool:
for exiftag, val in exif_info.items():
if type(val) == list:
for v in val:
exiftool.setvalue(exiftag, v)
else:
exiftool.setvalue(exiftag, val)
return exiftool.warning, exiftool.error
def _exiftool_dict(
self,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
ignore_date_modified=False,
merge_exif_keywords=False,
merge_exif_persons=False,
filename=None,
):
"""Return dict of EXIF details for building exiftool JSON sidecar or sending commands to ExifTool.
Does not include all the EXIF fields as those are likely already in the image.
Args:
filename: name of source image file (without path); if not None, exiftool JSON signature will be included; if None, signature will not be included
use_albums_as_keywords: treat album names as keywords
use_persons_as_keywords: treat person names as keywords
keyword_template: (list of strings); list of template strings to render as keywords
description_template: (list of strings); list of template strings to render for the description
ignore_date_modified: if True, sets EXIF:ModifyDate to EXIF:DateTimeOriginal even if date_modified is set
merge_exif_keywords: merge keywords in the file's exif metadata (requires exiftool)
merge_exif_persons: merge persons in the file's exif metadata (requires exiftool)
Returns: dict with exiftool tags / values
Exports the following:
EXIF:ImageDescription (may include template)
XMP:Description (may include template)
XMP:Title
XMP:TagsList (may include album name, person name, or template)
IPTC:Keywords (may include album name, person name, or template)
XMP:Subject (set to keywords + persons)
XMP:PersonInImage
EXIF:GPSLatitudeRef, EXIF:GPSLongitudeRef
EXIF:GPSLatitude, EXIF:GPSLongitude
EXIF:GPSPosition
EXIF:DateTimeOriginal
EXIF:OffsetTimeOriginal
EXIF:ModifyDate
IPTC:DateCreated
IPTC:TimeCreated
QuickTime:CreationDate
QuickTime:CreateDate (UTC)
QuickTime:ModifyDate (UTC)
QuickTime:GPSCoordinates
UserData:GPSCoordinates
"""
exif = (
{
"SourceFile": filename,
"ExifTool:ExifToolVersion": "12.00",
"File:FileName": filename,
}
if filename is not None
else {}
)
if description_template is not None:
rendered = self.render_template(
description_template, expand_inplace=True, inplace_sep=", "
)[0]
description = " ".join(rendered) if rendered else ""
exif["EXIF:ImageDescription"] = description
exif["XMP:Description"] = description
elif self.description:
exif["EXIF:ImageDescription"] = self.description
exif["XMP:Description"] = self.description
if self.title:
exif["XMP:Title"] = self.title
keyword_list = []
if merge_exif_keywords:
keyword_list.extend(self._get_exif_keywords())
if self.keywords:
keyword_list.extend(self.keywords)
person_list = []
if merge_exif_persons:
person_list.extend(self._get_exif_persons())
if self.persons:
# filter out _UNKNOWN_PERSON
person_list.extend([p for p in self.persons if p != _UNKNOWN_PERSON])
if use_persons_as_keywords and person_list:
keyword_list.extend(person_list)
if use_albums_as_keywords and self.albums:
keyword_list.extend(self.albums)
if keyword_template:
rendered_keywords = []
for template_str in keyword_template:
rendered, unmatched = self.render_template(
template_str, none_str=_OSXPHOTOS_NONE_SENTINEL, path_sep="/"
)
if unmatched:
logging.warning(
f"Unmatched template substitution for template: {template_str} {unmatched}"
)
rendered_keywords.extend(rendered)
# filter out any template values that didn't match by looking for sentinel
rendered_keywords = [
keyword
for keyword in sorted(rendered_keywords)
if _OSXPHOTOS_NONE_SENTINEL not in keyword
]
# check to see if any keywords too long
long_keywords = [
long_str
for long_str in rendered_keywords
if len(long_str) > _MAX_IPTC_KEYWORD_LEN
]
if long_keywords:
logging.warning(
f"Some keywords exceed max IPTC Keyword length of {_MAX_IPTC_KEYWORD_LEN}: {long_keywords}"
)
keyword_list.extend(rendered_keywords)
if keyword_list:
# remove duplicates
keyword_list = sorted(list(set(keyword_list)))
exif["IPTC:Keywords"] = keyword_list.copy()
exif["XMP:Subject"] = keyword_list.copy()
exif["XMP:TagsList"] = keyword_list.copy()
if person_list:
person_list = sorted(list(set(person_list)))
exif["XMP:PersonInImage"] = person_list.copy()
# if self.favorite():
# exif["Rating"] = 5
(lat, lon) = self.location
if lat is not None and lon is not None:
if self.isphoto:
exif["EXIF:GPSLatitude"] = lat
exif["EXIF:GPSLongitude"] = lon
lat_ref = "N" if lat >= 0 else "S"
lon_ref = "E" if lon >= 0 else "W"
exif["EXIF:GPSLatitudeRef"] = lat_ref
exif["EXIF:GPSLongitudeRef"] = lon_ref
elif self.ismovie:
exif["Keys:GPSCoordinates"] = f"{lat} {lon}"
exif["UserData:GPSCoordinates"] = f"{lat} {lon}"
# process date/time and timezone offset
# Photos exports the following fields and sets modify date to creation date
# [EXIF] Modify Date : 2020:10:30 00:00:00
# [EXIF] Date/Time Original : 2020:10:30 00:00:00
# [EXIF] Create Date : 2020:10:30 00:00:00
# [IPTC] Digital Creation Date : 2020:10:30
# [IPTC] Date Created : 2020:10:30
#
# for videos:
# [QuickTime] CreateDate : 2020:12:11 06:10:10
# [QuickTime] ModifyDate : 2020:12:11 06:10:10
# [Keys] CreationDate : 2020:12:10 22:10:10-08:00
# This code deviates from Photos in one regard:
# if photo has modification date, use it otherwise use creation date
date = self.date
offsettime = date.strftime("%z")
# find timezone offset in format "-04:00"
offset = re.findall(r"([+-]?)([\d]{2})([\d]{2})", offsettime)
offset = offset[0] # findall returns list of tuples
offsettime = f"{offset[0]}{offset[1]}:{offset[2]}"
# exiftool expects format to "2015:01:18 12:00:00"
datetimeoriginal = date.strftime("%Y:%m:%d %H:%M:%S")
if self.isphoto:
exif["EXIF:DateTimeOriginal"] = datetimeoriginal
exif["EXIF:CreateDate"] = datetimeoriginal
exif["EXIF:OffsetTimeOriginal"] = offsettime
dateoriginal = date.strftime("%Y:%m:%d")
exif["IPTC:DateCreated"] = dateoriginal
timeoriginal = date.strftime(f"%H:%M:%S{offsettime}")
exif["IPTC:TimeCreated"] = timeoriginal
if self.date_modified is not None and not ignore_date_modified:
exif["EXIF:ModifyDate"] = self.date_modified.strftime("%Y:%m:%d %H:%M:%S")
else:
exif["EXIF:ModifyDate"] = self.date.strftime("%Y:%m:%d %H:%M:%S")
elif self.ismovie:
# QuickTime spec specifies times in UTC
# QuickTime:CreateDate and ModifyDate are in UTC w/ no timezone
# QuickTime:CreationDate must include time offset or Photos shows invalid values
# reference: https://exiftool.org/TagNames/QuickTime.html#Keys
# https://exiftool.org/forum/index.php?topic=11927.msg64369#msg64369
exif["QuickTime:CreationDate"] = f"{datetimeoriginal}{offsettime}"
date_utc = datetime_tz_to_utc(date)
creationdate = date_utc.strftime("%Y:%m:%d %H:%M:%S")
exif["QuickTime:CreateDate"] = creationdate
if self.date_modified is None or ignore_date_modified:
exif["QuickTime:ModifyDate"] = creationdate
else:
exif["QuickTime:ModifyDate"] = datetime_tz_to_utc(
self.date_modified
).strftime("%Y:%m:%d %H:%M:%S")
return exif
def _get_exif_keywords(self):
""" returns list of keywords found in the file's exif metadata """
keywords = []
exif = self.exiftool
if exif:
exifdict = exif.asdict()
for field in ["IPTC:Keywords", "XMP:TagsList", "XMP:Subject"]:
try:
kw = exifdict[field]
if kw and type(kw) != list:
kw = [kw]
keywords.extend(kw)
except KeyError:
pass
return keywords
def _get_exif_persons(self):
""" returns list of persons found in the file's exif metadata """
persons = []
exif = self.exiftool
if exif:
exifdict = exif.asdict()
try:
p = exifdict["XMP:PersonInImage"]
if p and type(p) != list:
p = [p]
persons.extend(p)
except KeyError:
pass
return persons
def _exiftool_json_sidecar(
self,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
ignore_date_modified=False,
tag_groups=True,
merge_exif_keywords=False,
merge_exif_persons=False,
filename=None,
):
"""Return dict of EXIF details for building exiftool JSON sidecar or sending commands to ExifTool.
Does not include all the EXIF fields as those are likely already in the image.
Args:
use_albums_as_keywords: treat album names as keywords
use_persons_as_keywords: treat person names as keywords
keyword_template: (list of strings); list of template strings to render as keywords
description_template: (list of strings); list of template strings to render for the description
ignore_date_modified: if True, sets EXIF:ModifyDate to EXIF:DateTimeOriginal even if date_modified is set
tag_groups: if True, tags are in form Group:TagName, e.g. IPTC:Keywords, otherwise group name is omitted, e.g. Keywords
merge_exif_keywords: boolean; if True, merged keywords found in file's exif data (requires exiftool)
merge_exif_persons: boolean; if True, merged persons found in file's exif data (requires exiftool)
filename: filename of the destination image file for including in exiftool signature in JSON sidecar
Returns: dict with exiftool tags / values
Exports the following:
EXIF:ImageDescription
XMP:Description (may include template)
XMP:Title
XMP:TagsList
IPTC:Keywords (may include album name, person name, or template)
XMP:Subject (set to keywords + person)
XMP:PersonInImage
EXIF:GPSLatitudeRef, EXIF:GPSLongitudeRef
EXIF:GPSLatitude, EXIF:GPSLongitude
EXIF:GPSPosition
EXIF:DateTimeOriginal
EXIF:OffsetTimeOriginal
EXIF:ModifyDate
IPTC:DigitalCreationDate
IPTC:DateCreated
QuickTime:CreationDate
QuickTime:CreateDate (UTC)
QuickTime:ModifyDate (UTC)
QuickTime:GPSCoordinates
UserData:GPSCoordinates
"""
exif = self._exiftool_dict(
use_albums_as_keywords=use_albums_as_keywords,
use_persons_as_keywords=use_persons_as_keywords,
keyword_template=keyword_template,
description_template=description_template,
ignore_date_modified=ignore_date_modified,
merge_exif_keywords=merge_exif_keywords,
merge_exif_persons=merge_exif_persons,
filename=filename,
)
if not tag_groups:
# strip tag groups
exif_new = {}
for k, v in exif.items():
k = re.sub(r".*:", "", k)
exif_new[k] = v
exif = exif_new
return json.dumps([exif])
def _xmp_sidecar(
self,
use_albums_as_keywords=False,
use_persons_as_keywords=False,
keyword_template=None,
description_template=None,
extension=None,
merge_exif_keywords=False,
merge_exif_persons=False,
):
"""returns string for XMP sidecar
use_albums_as_keywords: treat album names as keywords
use_persons_as_keywords: treat person names as keywords
keyword_template: (list of strings); list of template strings to render as keywords
description_template: string; optional template string that will be rendered for use as photo description
merge_exif_keywords: boolean; if True, merged keywords found in file's exif data (requires exiftool)
merge_exif_persons: boolean; if True, merged persons found in file's exif data (requires exiftool)
"""
xmp_template = Template(filename=os.path.join(_TEMPLATE_DIR, _XMP_TEMPLATE_NAME))
if extension is None:
extension = pathlib.Path(self.original_filename)
extension = extension.suffix[1:] if extension.suffix else None
if description_template is not None:
rendered = self.render_template(
description_template, expand_inplace=True, inplace_sep=", "
)[0]
description = " ".join(rendered) if rendered else ""
else:
description = self.description if self.description is not None else ""
keyword_list = []
if merge_exif_keywords:
keyword_list.extend(self._get_exif_keywords())
if self.keywords:
keyword_list.extend(self.keywords)
# TODO: keyword handling in this and _exiftool_json_sidecar is
# good candidate for pulling out in a function
person_list = []
if merge_exif_persons:
person_list.extend(self._get_exif_persons())
if self.persons:
# filter out _UNKNOWN_PERSON
person_list.extend([p for p in self.persons if p != _UNKNOWN_PERSON])
if use_persons_as_keywords and person_list:
keyword_list.extend(person_list)
if use_albums_as_keywords and self.albums:
keyword_list.extend(self.albums)
if keyword_template:
rendered_keywords = []
for template_str in keyword_template:
rendered, unmatched = self.render_template(
template_str, none_str=_OSXPHOTOS_NONE_SENTINEL, path_sep="/"
)
if unmatched:
logging.warning(
f"Unmatched template substitution for template: {template_str} {unmatched}"
)
rendered_keywords.extend(rendered)
# filter out any template values that didn't match by looking for sentinel
rendered_keywords = [
keyword
for keyword in rendered_keywords
if _OSXPHOTOS_NONE_SENTINEL not in keyword
]
# check to see if any keywords too long
long_keywords = [
long_str
for long_str in rendered_keywords
if len(long_str) > _MAX_IPTC_KEYWORD_LEN
]
if long_keywords:
logging.warning(
f"Some keywords exceed max IPTC Keyword length of {_MAX_IPTC_KEYWORD_LEN}: {long_keywords}"
)
keyword_list.extend(rendered_keywords)
# remove duplicates
# sorted mainly to make testing the XMP file easier
if keyword_list:
keyword_list = sorted(list(set(keyword_list)))
if person_list:
person_list = sorted(list(set(person_list)))
subject_list = keyword_list
xmp_str = xmp_template.render(
photo=self,
description=description,
keywords=keyword_list,
persons=person_list,
subjects=subject_list,
extension=extension,
)
# remove extra lines that mako inserts from template
xmp_str = "\n".join(line for line in xmp_str.split("\n") if line.strip() != "")
return xmp_str
def _write_sidecar(self, filename, sidecar_str):
"""write sidecar_str to filename
used for exporting sidecar info"""
if not (filename or sidecar_str):
raise (
ValueError(
f"filename {filename} and sidecar_str {sidecar_str} must not be None"
)
)
# TODO: catch exception?
f = open(filename, "w")
f.write(sidecar_str)
f.close()