Update import.py to handle videos and photos. Add geolocation and constants. And more

elodie/constants.py

@@ -0,0 +1,4 @@
+from os import path
+
+application_directory = '{}/.elodie'.format(path.expanduser('~'))
+hash_db = '{}/hash.json'.format(application_directory)

elodie/geolocation.py

@@ -17,8 +17,17 @@ def reverse_lookup(lat, lon):
 
     key = config.get('MapQuest', 'key')
 
-    r = requests.get('https://open.mapquestapi.com/nominatim/v1/reverse.php?key=%s&lat=%s&lon=%s&format=json' % (key, lat, lon))
-    return r.json()
+    try:
+        r = requests.get('https://open.mapquestapi.com/nominatim/v1/reverse.php?key=%s&lat=%s&lon=%s&format=json' % (key, lat, lon))
+        return r.json()
+    except requests.exceptions.RequestException as e:
+        print e
+        return None
+    except ValueError as e:
+        print r.text
+        print e
+        return None
+
 
 def place_name(lat, lon):
     geolocation_info = reverse_lookup(lat, lon)

elodie/localstorage.py

@@ -0,0 +1,50 @@
+import hashlib
+import json
+import os
+
+from elodie import constants
+
+class Db(object):
+    def __init__(self):
+        # verify that the application directory (~/.elodie) exists, else create it
+        if not os.path.exists(constants.application_directory):
+            os.makedirs(constants.application_directory)
+
+        self.hash_db = {}
+        # we need to open in w incase the file doesn't exist
+        with open(constants.hash_db, 'rw') as f:
+            try:
+                self.hash_db = json.load(f)
+            except ValueError:
+                pass
+        
+    def add_hash(self, key, value, write=False):
+        self.hash_db[key] = value
+        if(write == True):
+            self.update_hash_db()
+
+    def check_hash(self, key):
+        return key in self.hash_db
+
+    def get_hash(self, key):
+        if(self.check_hash(key) == True):
+            return self.hash_db[key]
+        return None
+
+    def update_hash_db(self):
+        with open(constants.hash_db, 'w') as f:
+            json.dump(self.hash_db, f)
+
+    """
+    http://stackoverflow.com/a/3431835/1318758
+    """
+    def checksum(self, file_path, blocksize=65536):
+        hasher = hashlib.sha256()
+        with open(file_path, 'r') as f:
+            buf = f.read(blocksize)
+
+            while len(buf) > 0:
+                hasher.update(buf)
+                buf = f.read(blocksize)
+            return hasher.hexdigest()
+        return None

elodie/media/photo.py

@@ -51,12 +51,15 @@ class Photo(Media):
         # EXIF DateTime is already stored as a timestamp
         # Sourced from https://github.com/photo/frontend/blob/master/src/libraries/models/Photo.php#L500
         exif = self.get_exif()
-        if('EXIF DateTimeOriginal' in exif):
-            seconds_since_epoch = time.mktime(datetime.strptime(str(exif['EXIF DateTimeOriginal']), '%Y:%m:%d %H:%M:%S').timetuple())
-        elif('EXIF DateTime' in exif):
-            seconds_since_epoch = time.mktime(datetime.strptime(str(exif['EXIF DateTime']), '%Y:%m:%d %H:%M:%S').timetuple())
-        elif('EXIF FileDateTime' in exif):
-            seconds_since_epoch = str(exif['EXIF DateTime'])
+        try:
+            if('EXIF DateTimeOriginal' in exif):
+                seconds_since_epoch = time.mktime(datetime.strptime(str(exif['EXIF DateTimeOriginal']), '%Y:%m:%d %H:%M:%S').timetuple())
+            elif('EXIF DateTime' in exif):
+                seconds_since_epoch = time.mktime(datetime.strptime(str(exif['EXIF DateTime']), '%Y:%m:%d %H:%M:%S').timetuple())
+            elif('EXIF FileDateTime' in exif):
+                seconds_since_epoch = str(exif['EXIF DateTime'])
+        except:
+            pass
 
         if(seconds_since_epoch == 0):
             return None

import.py

@@ -5,35 +5,67 @@ import shutil
 import sys
 
 from elodie import arguments
+from elodie.media.photo import Photo
 from elodie.media.video import Video
 from elodie.filesystem import FileSystem
+from elodie.localstorage import Db
 
 def main(argv):
-    
-    args = arguments.parse(argv, None, ['source=','destination='], './import.py --source=<source directory> -destination=<destination directory>')
+    args = arguments.parse(argv, None, ['type=','source=','destination='], './import.py --type=<photo or video> --source=<source directory> -destination=<destination directory>')
+
+    db = Db()
 
     source = args['source']
     destination = args['destination']
 
     filesystem = FileSystem()
+    if(args['type'] == 'photo'):
+        media_type = Photo
+    else:
+        media_type = Video
 
-    for video_file in filesystem.get_all_files(source, Video.get_valid_extensions()):
-        video = Video(video_file)
+    write_counter = 0
+    for current_file in filesystem.get_all_files(source, media_type.get_valid_extensions()):
+        checksum = db.checksum(current_file)
+        if(checksum == None):
+            print 'Could not get checksum for %s. Skipping...' % current_file
+            continue
 
-        filesystem.set_date_from_path_video(video)
+        if(db.check_hash(checksum) == True):
+            print '%s already exists at %s. Skipping...' % (current_file, db.get_hash(checksum))
+            continue
 
-        metadata = video.get_metadata()
+        media = media_type(current_file)
 
-        directory_name = filesystem.get_folder_name_by_date(metadata['date_taken'])
+        if(media_type.__name__ == 'Video'):
+            filesystem.set_date_from_path_video(media)
+
+        metadata = media.get_metadata()
+
+        directory_name = filesystem.get_folder_path(date=metadata['date_taken'], latitude=metadata['latitude'], longitude=metadata['longitude'])
+        #directory_name = filesystem.get_folder_path(date=metadata['date_taken'])
         dest_directory = '%s/%s' % (destination, directory_name)
         # TODO remove the day prefix of the file that was there prior to the crawl
-        file_name = filesystem.get_file_name_for_video(video)
+        file_name = filesystem.get_file_name(media)
         dest_path = '%s/%s' % (dest_directory, file_name)
 
         filesystem.create_directory(dest_directory)
 
-        print '%s -> %s' % (video_file, dest_path)
-        shutil.copy2(video_file, dest_path)
+        print '%s -> %s' % (current_file, dest_path)
+        shutil.copy2(current_file, dest_path)
+        #shutil.move(current_file, dest_path)
+        db.add_hash(checksum, dest_path)
+
+        # Write to the hash database every 10 iterations
+        write_counter += 1
+        if(write_counter % 10 == 0):
+            db.update_hash_db()
+
+
+
+    # If there's anything we haven't written to the hash database then write it now
+    if(write_counter % 10 != 10):
+        db.update_hash_db()
 
 if __name__ == '__main__':
     main(sys.argv[1:])