changed interface for export, prepped for exiftool_json_sidecar

README.md

@@ -47,7 +47,7 @@
       - [`hidden()`](#hidden)
       - [`location()`](#location)
       - [`to_json()`](#to_json)
-      - [`export(*args, edited=False, overwrite=False, increment=True)`](#exportargs-editedfalse-overwritefalse-incrementtrue)
+      - [`export(dest, *filename, edited=False, overwrite=False, increment=True)`](#exportdest-filename-editedfalse-overwritefalse-incrementtrue)
     + [Examples](#examples)
   * [History](#history)
   * [Contributing](#contributing)
@@ -490,10 +490,10 @@ Returns latitude and longitude as a tuple of floats (latitude, longitude).  If l
 #### `to_json()`
 Returns a JSON representation of all photo info 
 
-#### `export(*args, edited=False, overwrite=False, increment=True)`
+#### `export(dest, *filename, edited=False, overwrite=False, increment=True)`
 Export photo from the Photos library to another destination on disk.  
-- First argument of *args must be valid destination path (or exception raised).
+- First argument dest must be valid destination path (or exception raised).
-- Second argument of *args (optional): name of picture; if not provided, will use current filename
+- Second argument *filename (optional): name of picture; if not provided, will use current filename
 - edited: boolean; if True (default=False), will export the edited version of the photo (or raise exception if no edited version)
 - overwrite: boolean; if True (default=False), will overwrite files if they alreay exist
 - increment: boolean; if True (default=True), will increment file name until a non-existant name is found

osxphotos/__init__.py

@@ -4,6 +4,7 @@ import logging
 import os.path
 import pathlib
 import platform
+import re
 import sqlite3
 import subprocess
 import sys
@@ -88,8 +89,8 @@ def _get_os_version():
 
 
 def _check_file_exists(filename):
-    # returns true if file exists and is not a directory
+    """ returns true if file exists and is not a directory
-    # otherwise returns false
+        otherwise returns false """
     filename = os.path.abspath(filename)
     return os.path.exists(filename) and not os.path.isdir(filename)
 
@@ -112,6 +113,54 @@ def _get_resource_loc(model_id):
     return folder_id, file_id
 
 
+def _dd_to_dms(dd):
+    """ convert lat or lon in decimal degrees (dd) to degrees, minutes, seconds """
+    """ return tuple of int(deg), int(min), float(sec) """
+    dd = float(dd)
+    negative = dd < 0
+    dd = abs(dd)
+    min_, sec_ = divmod(dd * 3600, 60)
+    deg_, min_ = divmod(min_, 60)
+    if negative:
+        if deg_ > 0:
+            deg_ = deg_ * -1
+        elif min_ > 0:
+            min_ = min_ * -1
+        else:
+            sec_ = sec_ * -1
+
+    return int(deg_), int(min_), sec_
+
+
+def dd_to_dms_str(lat, lon):
+    """ convert latitude, longitude in degrees to degrees, minutes, seconds as string """
+    """ lat: latitude in degrees  """
+    """ lon: longitude in degrees """
+    """ returns: string tuple in format ("51 deg 30' 12.86\" N", "0 deg 7' 54.50\" W") """
+    """ this is the same format used by exiftool's json format """
+    # TODO: add this to readme
+
+    lat_deg, lat_min, lat_sec = _dd_to_dms(lat)
+    lon_deg, lon_min, lon_sec = _dd_to_dms(lon)
+
+    lat_hemisphere = "N"
+    if any([lat_deg < 0, lat_min < 0, lat_sec < 0]):
+        lat_hemisphere = "S"
+
+    lon_hemisphere = "E"
+    if any([lon_deg < 0, lon_min < 0, lon_sec < 0]):
+        lon_hemisphere = "W"
+
+    lat_str = (
+        f"{abs(lat_deg)} deg {abs(lat_min)}' {abs(lat_sec):.2f}\" {lat_hemisphere}"
+    )
+    lon_str = (
+        f"{abs(lon_deg)} deg {abs(lon_min)}' {abs(lon_sec):.2f}\" {lon_hemisphere}"
+    )
+
+    return lat_str, lon_str
+
+
 def get_system_library_path():
     """ return the path to the system Photos library as string """
     """ only works on MacOS 10.15+ """
@@ -1464,7 +1513,7 @@ class PhotoInfo:
         """ returns (latitude, longitude) as float in degrees or None """
         return (self._latitude(), self._longitude())
 
-    def export(self, *args, edited=False, overwrite=False, increment=True):
+    def export(self, dest, *filename, edited=False, overwrite=False, increment=True):
         """ export photo """
         """ first argument must be valid destination path (or exception raised) """
         """ second argument (optional): name of picture; if not provided, will use current filename """
@@ -1478,27 +1527,20 @@ class PhotoInfo:
         # maybe dest, *filename?
 
         # check arguments and get destination path and filename (if provided)
-        dest = None  # destination path
+        if filename and len(filename) > 2:
-        filename = None  # photo filename
-        if not args:
-            # need at least one arg (destination)
-            raise TypeError("Must pass destination as first argument")
-        else:
-            if len(args) > 2:
             raise TypeError(
                 "Too many positional arguments.  Should be at most two: destination, filename."
             )
         else:
             # verify destination is a valid path
-                dest = args[0]
             if dest is None:
                 raise ValueError("Destination must not be None")
             elif not os.path.isdir(dest):
                 raise FileNotFoundError("Invalid path passed to export")
 
-                if len(args) == 2:
+            if filename and len(filename) == 1:
                 # second arg is filename of picture
-                    filename = args[1]
+                filename = filename[0] 
             else:
                 # no filename provided so use the default
                 # if edited file requested, use filename but add _edited
@@ -1584,6 +1626,66 @@ class PhotoInfo:
 
         return str(dest)
 
+    def _exiftool_json_sidecar(self):
+        """ return json string of EXIF details in exiftool sidecar format """
+        exif = {}
+        exif["FileName"] = self.filename()
+
+        if self.description():
+            exif["ImageDescription"] = self.description()
+            exif["Description"] = self.description()
+
+        if self.title():
+            exif["Title"] = self.title()
+
+        if self.keywords():
+            exif["TagsList"] = exif["Keywords"] = self.keywords()
+
+        if self.persons():
+            exif["PersonInImage"] = self.persons()
+
+        # if self.favorite():
+        #     exif["Rating"] = 5
+
+        (lat, lon) = self.location()
+        if lat is not None and lon is not None:
+            lat_str, lon_str = dd_to_dms_str(lat, lon)
+            exif["GPSLatitude"] = lat_str
+            exif["GPSLongitude"] = lon_str
+            exif["GPSPosition"] = f"{lat_str}, {lon_str}"
+            lat_ref = "North" if lat >= 0 else "South"
+            lon_ref = "East" if lon >= 0 else "West"
+            exif["GPSLatitudeRef"] = lat_ref
+            exif["GPSLongitudeRef"] = lon_ref
+
+        # process date/time and timezone offset
+        date = self.date()
+        # exiftool expects format to "2015:01:18 12:00:00"
+        datetimeoriginal = date.strftime("%Y:%m:%d %H:%M:%S")
+        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]}"
+        exif["DateTimeOriginal"] = datetimeoriginal
+        exif["OffsetTimeOriginal"] = offsettime
+
+        json_str = json.dumps([exif])
+        return json_str
+
+    def _write_sidecar_car(self, filename, json_str):
+        if not filename and not json_str:
+            raise (
+                ValueError(
+                    f"filename {filename} and json_str {json_str} must not be None"
+                )
+            )
+
+        # TODO: catch exception?
+        f = open(filename, "w")
+        f.write(json_str)
+        f.close()
+
     def _longitude(self):
         """ Returns longitude, in degrees """
         return self._info["longitude"]

tests/Test-10.12.6.photoslibrary/private/com.apple.Photos/appPrivateData.plist

@@ -5,7 +5,7 @@
 	<key>LithiumMessageTracer</key>
 	<dict>
 		<key>LastReportedDate</key>
-		<date>2019-08-24T02:50:48Z</date>
+		<date>2019-12-08T16:44:38Z</date>
 	</dict>
 	<key>PXPeopleScreenUnlocked</key>
 	<true/>

tests/Test-10.12.6.photoslibrary/private/com.apple.photoanalysisd/GraphService/PhotoAnalysisServicePreferences.plist

@@ -3,8 +3,8 @@
 <plist version="1.0">
 <dict>
 	<key>PhotoAnalysisGraphLastBackgroundGraphRebuildJobDate</key>
-	<date>2019-12-07T16:40:40Z</date>
+	<date>2019-12-16T02:55:50Z</date>
 	<key>PhotoAnalysisGraphLastBackgroundMemoryGenerationJobDate</key>
-	<date>2019-12-07T16:40:41Z</date>
+	<date>2019-12-16T02:55:50Z</date>
 </dict>
 </plist>

tests/Test-10.12.6.photoslibrary/resources/moments/analysismetadata.plist

@@ -11,6 +11,6 @@
 	<key>PLLastRevGeoForcedProviderOutOfDateCheckVersionKey</key>
 	<integer>1</integer>
 	<key>PLLastRevGeoVerFileFetchDateKey</key>
-	<date>2019-12-07T16:40:32Z</date>
+	<date>2019-12-13T18:43:07Z</date>
 </dict>
 </plist>

tests/Test-10.15.1.photoslibrary/database/Photos.sqlite.lock

@@ -7,7 +7,7 @@
 	<key>hostuuid</key>
 	<string>9575E48B-8D5F-5654-ABAC-4431B1167324</string>
 	<key>pid</key>
-	<integer>423</integer>
+	<integer>1794</integer>
 	<key>processname</key>
 	<string>photolibraryd</string>
 	<key>uid</key>

tests/Test-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/graph/PhotoAnalysisServicePreferences.plist

@@ -3,24 +3,24 @@
 <plist version="1.0">
 <dict>
 	<key>BackgroundHighlightCollection</key>
-	<date>2019-12-14T18:19:30Z</date>
+	<date>2019-12-15T18:49:56Z</date>
 	<key>BackgroundHighlightEnrichment</key>
-	<date>2019-12-14T18:19:29Z</date>
+	<date>2019-12-15T18:49:35Z</date>
 	<key>BackgroundJobAssetRevGeocode</key>
-	<date>2019-12-14T18:19:30Z</date>
+	<date>2019-12-15T20:55:19Z</date>
 	<key>BackgroundJobSearch</key>
-	<date>2019-12-14T18:19:30Z</date>
+	<date>2019-12-15T18:49:56Z</date>
 	<key>BackgroundPeopleSuggestion</key>
-	<date>2019-12-14T18:19:28Z</date>
+	<date>2019-12-15T18:49:35Z</date>
 	<key>BackgroundUserBehaviorProcessor</key>
-	<date>0000-12-30T00:00:00Z</date>
+	<date>2019-12-15T18:49:56Z</date>
 	<key>PhotoAnalysisGraphLastBackgroundGraphConsistencyUpdateJobDateKey</key>
-	<date>2019-12-14T18:19:28Z</date>
+	<date>2019-12-15T20:55:19Z</date>
 	<key>PhotoAnalysisGraphLastBackgroundGraphRebuildJobDate</key>
-	<date>2019-12-14T18:19:28Z</date>
+	<date>2019-12-15T18:49:35Z</date>
 	<key>PhotoAnalysisGraphLastBackgroundMemoryGenerationJobDate</key>
-	<date>2019-12-10T06:45:58Z</date>
+	<date>2019-12-15T20:55:19Z</date>
 	<key>SiriPortraitDonation</key>
-	<date>0000-12-30T00:00:00Z</date>
+	<date>2019-12-15T18:49:56Z</date>
 </dict>
 </plist>

tests/Test-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/PhotoAnalysisServicePreferences.plist

@@ -3,8 +3,8 @@
 <plist version="1.0">
 <dict>
 	<key>FaceIDModelLastGenerationKey</key>
-	<date>2019-12-10T06:45:58Z</date>
+	<date>2019-12-15T18:49:56Z</date>
 	<key>LastContactClassificationKey</key>
-	<date>2019-12-10T06:46:00Z</date>
+	<date>2019-12-15T18:49:58Z</date>
 </dict>
 </plist>

tests/Test-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/faceWorkerState.plist

@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
 	<key>IncrementalPersonProcessingStage</key>
-	<integer>6</integer>
+	<integer>0</integer>
 	<key>PersonBuilderLastMinimumFaceGroupSizeForCreatingMergeCandidates</key>
 	<integer>15</integer>
 	<key>PersonBuilderMergeCandidatesEnabled</key>

tests/test_export_catalina_10_15_1.py

@@ -57,6 +57,7 @@ UUID_DICT = {
     "export": "D79B8D77-BFFC-460B-9312-034F2877D35B",  # "Pumkins2.jpg"
 }
 
+
 def test_export_1():
     # test basic export
     # get an unedited image and export it using default filename
@@ -390,3 +391,75 @@ def test_export_13():
     with pytest.raises(Exception) as e:
         assert photos[0].export(dest)
     assert e.type == type(FileNotFoundError())
+
+
+def test_dd_to_dms_str_1():
+    import osxphotos
+
+    lat_str, lon_str = osxphotos.dd_to_dms_str(
+        34.559331096, 69.206499174
+    )  # Kabul, 34°33'33.59" N 69°12'23.40" E
+
+    assert lat_str == "34 deg 33' 33.59\" N"
+    assert lon_str == "69 deg 12' 23.40\" E"
+
+
+def test_dd_to_dms_str_2():
+    import osxphotos
+
+    lat_str, lon_str = osxphotos.dd_to_dms_str(
+        -34.601997592, -58.375665164
+    )  # Buenos Aires, 34°36'7.19" S 58°22'32.39" W
+
+    assert lat_str == "34 deg 36' 7.19\" S"
+    assert lon_str == "58 deg 22' 32.39\" W"
+
+
+def test_dd_to_dms_str_3():
+    import osxphotos
+
+    lat_str, lon_str = osxphotos.dd_to_dms_str(
+        -1.2666656, 36.7999968
+    )  # Nairobi, 1°15'60.00" S 36°47'59.99" E
+
+    assert lat_str == "1 deg 15' 60.00\" S"
+    assert lon_str == "36 deg 47' 59.99\" E"
+
+
+def test_dd_to_dms_str_4():
+    import osxphotos
+
+    lat_str, lon_str = osxphotos.dd_to_dms_str(
+        38.889248, -77.050636
+    )  # DC: 38° 53' 21.2928" N, 77° 3' 2.2896" W
+
+    assert lat_str == "38 deg 53' 21.29\" N"
+    assert lon_str == "77 deg 3' 2.29\" W"
+
+
+def test_exiftool_json_sidecar():
+    import osxphotos
+    import json
+
+    photosdb = osxphotos.PhotosDB(dbfile=PHOTOS_DB)
+    photos = photosdb.photos(uuid=[UUID_DICT["location"]])
+
+    json_expected = json.loads(
+        """
+    [{"FileName": "DC99FBDD-7A52-4100-A5BB-344131646C30.jpeg", 
+    "Title": "St. James\'s Park", 
+    "TagsList": ["London 2018", "St. James\'s Park", "England", "United Kingdom", "UK", "London"], 
+    "Keywords": ["London 2018", "St. James\'s Park", "England", "United Kingdom", "UK", "London"], 
+    "GPSLatitude": "51 deg 30\' 12.86\\" N", 
+    "GPSLongitude": "0 deg 7\' 54.50\\" W", 
+    "GPSPosition": "51 deg 30\' 12.86\\" N, 0 deg 7\' 54.50\\" W", 
+    "GPSLatitudeRef": "North", "GPSLongitudeRef": "West", 
+    "DateTimeOriginal": "2018:10:13 09:18:12", "OffsetTimeOriginal": "-04:00"}]
+    """
+    )
+
+    json_got = photos[0]._exiftool_json_sidecar()
+    json_got = json.loads(json_got)
+
+    assert sorted(json_got[0].items()) == sorted(json_expected[0].items())
+