sync.py

#!/Library/Frameworks/Python.framework/Versions/2.7/bin/python
 
import sys
import os
import shutil
import time
from datetime import datetime
import argparse
import re
import Image
import Image
 
def extract_jpeg_exif_time(jpegfn):
    if not os.path.isfile(jpegfn):
        return None
    try:
        im = Image.open(jpegfn)
        if hasattr(im, '_getexif'):
            exifdata = im._getexif()
            ctime = exifdata[0x9003]
            #print ctime
            return ctime
    except: 
        #_type, value, traceback = sys.exc_info()
        print "Failed to extract exif for " + jpegfn + " and will use filename date instead"
    
    return None
 
 
argParser = argparse.ArgumentParser(description='Script to process photos from source and move them to dest.')
argParser.add_argument('source', help='source directory - absolute path')
argParser.add_argument('dest', help='destination directory - absolute path')
args = argParser.parse_args()
 
#sourceDir = '/Users/[username]/Dropbox/Camera Uploads/'
sourceDir = args.source
match = re.search(r'^.*/$', sourceDir)
if not match:
    sourceDir += str("/")
 
#destDir = '/Users/[username]/Pictures/Photos/'
destDir = args.dest
match = re.search(r'^.*/$', destDir)
if not match:
    destDir += str("/")
 
if not os.path.isdir(sourceDir):
  print 'Can\'t find source directory: ' + sourceDir
  sys.exit(1)
if not os.path.isdir(destDir):
  print 'Can\'t find destination directory: ' + destDir
  sys.exit(1)
 
error_files = []
 
for root, subFolders, files in os.walk(sourceDir):
  for photo_file in files:
    try:
      if photo_file.endswith(".jpg") or photo_file.endswith(".jpeg") or photo_file.endswith(".png") or photo_file.endswith(".gif"):
        photoPath = os.path.join(root, photo_file)
        # attempt to get the date from the exif
        photo_string = extract_jpeg_exif_time(photoPath)
        # if it fails, get it frome the filestamp
        if photo_string is not None:
          photo_date = datetime.strptime(photo_string, '%Y:%m:%d %H:%M:%S')
        else:
          photo_date = datetime.fromtimestamp(os.path.getmtime(photoPath))

        #if no directory exists for photo_date, create it
        new_photo_dir = os.path.join(destDir, photo_date.strftime("%Y"), photo_date.strftime("%m"))
        print 'New photo dir is ' + new_photo_dir
        if not os.path.exists(new_photo_dir) and not os.path.isdir(new_photo_dir):
          os.makedirs(new_photo_dir)
 
        shutil.copy2(photoPath, new_photo_dir)
        os.remove(photoPath)
    except Exception:
      error_files.append(photoPath)
 
for error_file in error_files:
  print error_file