FlickrSnippets

FlickrSnippets.py

# Get the sharing / embed snippets from 
# the non-mobile flickr page of an image.
# (if sharing is not restricted on that image).
# A couple of lines come from get_links.py
# https://pythonadventures.wordpress.com/2011/03/10/extract-all-links-from-a-web-page/
#
# Copyright Nicolas Hoibian
# Licence: creative common By-Nc-Sa
#
import sys
import urllib2
import re
from bs4 import BeautifulSoup
import clipboard

# Has embedding snippets
# http://m.flickr.com/#/photos/nico_h/8436767741/
#
# Doesn't have embedding snippets
# http://m.flickr.com/#/photos/larrygerbrandt/8597623035/in/photostream/
sep = "--------------------"
sep += sep + '-'

_mobile = 'http://m.flickr.com/#'
_normal = 'http://flickr.com'

r = 'width="(\d+)"\s*height="(\d+)"'
def extract_size(text):
		match = re.search(r, text)
		return match.groups(0)

# one could ignore the first 5 one, 
# as they are very small: width < 320.
# The first one is 500, but it is repeated
def get_snippets(url,to_reject=5):
    text = urllib2.urlopen(url).read()
    soup = BeautifulSoup(text)
    
    iteration = 0
    worthy = []
    for tag in soup.findAll('textarea'):
    	  text = ''
    	  if len(tag.contents) == 1:
    	      text=tag.contents[0]
    	  if text.find('<img src=')>0:
    	      iteration += 1
    	      if iteration > to_reject:
    	          w, h = extract_size(text)
    	          worthy.append((text,w,h))
    return worthy

def pre_process_url(url):
		url = url.replace(_mobile,'')
		url = url.replace(_normal,'')
		url = url.split('/')
		url = '/'.join(url[:4])
		url = _normal+url+'/'
		return url
		
if __name__ == '__main__':
	print sep+"\n"+sep
	url = clipboard.get()
	print url
	url = pre_process_url(url)
	print url
	snippets = get_snippets(url,1)
	if len(snippets) == 0:
		print sep
		print "!! No embedding snippet found"
		print "!! might be disallowed by photographer."
	for s in snippets:
		print sep
		print "# %s x %s" % (s[1],s[2])
		print s[0]