fb_image.py

"""
The MIT License (MIT)

Copyright (c) 2014 Ankit Aggarwal <ankitaggarwal011@gmail.com>

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
"""

## Library for url retrieval
try:
    import urllib
    import sys
    import os
    import datetime
    import json
except:
    raise "Dependencies not found."

## Helper functions start
def create_dir(prefix):
    dir_c = os.path.join(os.getcwd(), prefix, datetime.datetime.now().strftime('%Y-%m-%d_%H-%M-%S'))
    try:
        os.makedirs(dir_c)
    except OSError, e:
        if e.errno != 17:
            pass
        else:
            print "Cannot create folder. Try again."
            exit
    return dir_c

def gen_url(name):
    return "http://graph.facebook.com/picture?id=" + name + "&width=800"

def get_profile(photo_url, save_url):
    print "Fetching " + photo_url + " ..."
    urllib.urlretrieve(photo_url, save_url)
    return [photo_url, save_url]

def get_profile_of_id(id1, id2):
    photo_data = {}
    photo_count = 1
    folder = create_dir('fb-image')
    for i in xrange(int(id1), int(id2) + 1):
        photo_data[photo_count] = get_profile(gen_url(str(i)), folder + "/" + str(i) + ".jpg")
        photo_count += 1
    json.dump(photo_data, open(folder + "/data.txt", 'wb'))
    print "Images fetched: " + str(photo_count - 1)
    return 0    
    
def get_profile_of_file(filename):
    names = []
    with open(filename) as f:
        content = f.readlines()
    for i in content:
        names.append(i.rstrip('\n').lstrip(' '))
    photo_data = {}
    photo_count = 1
    folder = create_dir('fb-image')
    for i in names:
        photo_data[photo_count] = get_profile(gen_url(i), folder + "/" + str(i) + ".jpg")
        photo_count += 1
    json.dump(photo_data, open(folder + "/data.txt", 'wb'))
    print "Images fetched: " + str(photo_count - 1)
    return 0
## Helper functions end

def main():
    in_name = list(sys.argv[1:])
    if len(in_name) == 1: get_profile_of_file(in_name[0])
    elif len(in_name) == 2: get_profile_of_id(in_name[0], in_name[1])
    else: print "Wrong input. Please try again."
    return 0
        

if __name__ == "__main__":
    main()