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#!/usr/bin/env python
#
# FlickrTouchr - a simple python script to grab all your photos from flickr,
# dump into a directory - organised into folders by set -
# along with any favourites you have saved.
#
# You can then sync the photos to an iPod touch.
#
# Version: 1.2
#
# Original Author: colm - AT - allcosts.net - Colm MacCarthaigh - 2008-01-21
#
# Modified by: Dan Benjamin - http://hivelogic.com
#
# License: Apache 2.0 - http://www.apache.org/licenses/LICENSE-2.0.html
#
import xml.dom.minidom
import webbrowser
import urlparse
import urllib2
import unicodedata
import cPickle
import hashlib
import sys
import os
API_KEY = "e224418b91b4af4e8cdb0564716fa9bd"
SHARED_SECRET = "7cddb9c9716501a0"
#
# Utility functions for dealing with flickr authentication
#
def getText(nodelist):
rc = ""
for node in nodelist:
if node.nodeType == node.TEXT_NODE:
rc = rc + node.data
return rc.encode("utf-8")
#
# Get the frob based on our API_KEY and shared secret
#
def getfrob():
# Create our signing string
string = SHARED_SECRET + "api_key" + API_KEY + "methodflickr.auth.getFrob"
hash = hashlib.md5(string).hexdigest()
# Formulate the request
url = "https://api.flickr.com/services/rest/?method=flickr.auth.getFrob"
url += "&api_key=" + API_KEY + "&api_sig=" + hash
try:
# Make the request and extract the frob
response = urllib2.urlopen(url)
# Parse the XML
dom = xml.dom.minidom.parse(response)
# get the frob
frob = getText(dom.getElementsByTagName("frob")[0].childNodes)
# Free the DOM
dom.unlink()
# Return the frob
return frob
except:
raise Exception("Could not retrieve frob")
#
# Login and get a token
#
def froblogin(frob, perms):
string = SHARED_SECRET + "api_key" + API_KEY + "frob" + frob + "perms" + perms
hash = hashlib.md5(string).hexdigest()
# Formulate the request
url = "https://api.flickr.com/services/auth/?"
url += "api_key=" + API_KEY + "&perms=" + perms
url += "&frob=" + frob + "&api_sig=" + hash
# Tell the user what's happening
print "In order to allow FlickrTouchr to read your photos and favourites"
print "you need to allow the application. Please press return when you've"
print "granted access at the following url (which should have opened"
print "automatically)."
print
print url
print
print "Waiting for you to press return"
# We now have a login url, open it in a web-browser
webbrowser.open_new(url)
# Wait for input
sys.stdin.readline()
# Now, try and retrieve a token
string = SHARED_SECRET + "api_key" + API_KEY + "frob" + frob + "methodflickr.auth.getToken"
hash = hashlib.md5(string).hexdigest()
# Formulate the request
url = "https://api.flickr.com/services/rest/?method=flickr.auth.getToken"
url += "&api_key=" + API_KEY + "&frob=" + frob
url += "&api_sig=" + hash
# See if we get a token
try:
# Make the request and extract the frob
response = urllib2.urlopen(url)
# Parse the XML
dom = xml.dom.minidom.parse(response)
# get the token and user-id
token = getText(dom.getElementsByTagName("token")[0].childNodes)
nsid = dom.getElementsByTagName("user")[0].getAttribute("nsid")
# Free the DOM
dom.unlink()
# Return the token and userid
return (nsid, token)
except:
raise Exception("Login failed")
#
# Sign an arbitrary flickr request with a token
#
def flickrsign(url, token):
query = urlparse.urlparse(url).query
query += "&api_key=" + API_KEY + "&auth_token=" + token
params = query.split('&')
# Create the string to hash
string = SHARED_SECRET
# Sort the arguments alphabettically
params.sort()
for param in params:
string += param.replace('=', '')
hash = hashlib.md5(string).hexdigest()
# Now, append the api_key, and the api_sig args
url += "&api_key=" + API_KEY + "&auth_token=" + token + "&api_sig=" + hash
# Return the signed url
return url
#
# Grab the photo from the server
#
def getphoto(id, token, filename):
try:
# Contruct a request to find the sizes
url = "https://api.flickr.com/services/rest/?method=flickr.photos.getSizes"
url += "&photo_id=" + id
# Sign the request
url = flickrsign(url, token)
# Make the request
response = urllib2.urlopen(url)
# Parse the XML
dom = xml.dom.minidom.parse(response)
# Get the list of sizes
sizes = dom.getElementsByTagName("size")
# Grab the original if it exists
allowedTags = ("Original", "Video Original", "Large")
if (sizes[-1].getAttribute("label") in allowedTags):
imgurl = sizes[-1].getAttribute("source")
else:
print "Failed to get original for photo id " + id
# Free the DOM memory
dom.unlink()
# Grab the image file
response = urllib2.urlopen(imgurl)
data = response.read()
# Save the file!
fh = open(filename, "w")
fh.write(data)
fh.close()
return filename
except:
print "Failed to retrieve photo id " + id
######## Main Application ##########
if __name__ == '__main__':
# The first, and only argument needs to be a directory
try:
os.chdir(sys.argv[1])
except:
print "usage: %s directory" % sys.argv[0]
sys.exit(1)
# First things first, see if we have a cached user and auth-token
try:
cache = open("touchr.frob.cache", "r")
config = cPickle.load(cache)
cache.close()
# We don't - get a new one
except:
(user, token) = froblogin(getfrob(), "read")
config = { "version":1 , "user":user, "token":token }
# Save it for future use
cache = open("touchr.frob.cache", "w")
cPickle.dump(config, cache)
cache.close()
# Now, construct a query for the list of photo sets
url = "https://api.flickr.com/services/rest/?method=flickr.photosets.getList"
url += "&user_id=" + config["user"]
url = flickrsign(url, config["token"])
# get the result
response = urllib2.urlopen(url)
# Parse the XML
dom = xml.dom.minidom.parse(response)
# Get the list of Sets
sets = dom.getElementsByTagName("photoset")
# For each set - create a url
urls = []
for set in sets:
pid = set.getAttribute("id")
dir = getText(set.getElementsByTagName("title")[0].childNodes)
dir = unicodedata.normalize('NFKD', dir.decode("utf-8", "ignore")).encode('ASCII', 'ignore') # Normalize to ASCII
# Build the list of photos
url = "https://api.flickr.com/services/rest/?method=flickr.photosets.getPhotos"
url += "&photoset_id=" + pid
# Append to our list of urls
urls.append( (url , dir) )
# Free the DOM memory
dom.unlink()
# Add the photos which are not in any set
url = "https://api.flickr.com/services/rest/?method=flickr.photos.getNotInSet"
urls.append( (url, "No Set") )
# Add the user's Favourites
url = "https://api.flickr.com/services/rest/?method=flickr.favorites.getList"
urls.append( (url, "Favourites") )
# Time to get the photos
inodes = {}
for (url , dir) in urls:
# Create the directory
try:
os.makedirs(dir)
except:
pass
# Get 500 results per page
url += "&per_page=500"
pages = page = 1
while page <= pages:
request = url + "&page=" + str(page)
# Sign the url
request = flickrsign(request, config["token"])
# Make the request
response = urllib2.urlopen(request)
# Parse the XML
dom = xml.dom.minidom.parse(response)
# Get the total
try:
pages = int(dom.getElementsByTagName("photo")[0].parentNode.getAttribute("pages"))
except IndexError:
pages = 0
# Grab the photos
for photo in dom.getElementsByTagName("photo"):
# Tell the user we're grabbing the file
# Grab the id
photoid = photo.getAttribute("id")
# The target
target = dir + "/" + photoid + ".jpg"
# Skip files that exist
if os.access(target, os.R_OK):
inodes[photoid] = target
sys.stdout.write('.')
sys.stdout.flush()
continue
else:
print ''
print photo.getAttribute("title").encode("utf8") + " ... in set ... " + dir
# Look it up in our dictionary of inodes first
if photoid in inodes and inodes[photoid] and os.access(inodes[photoid], os.R_OK):
# woo, we have it already, use a hard-link
os.link(inodes[photoid], target)
else:
inodes[photoid] = getphoto(photo.getAttribute("id"), config["token"], target)
# Move on the next page
page = page + 1
print ""