import sys
import rdflib
import re
import codecs
from os.path import join, normpath
from urllib import quote

if len(sys.argv) < 3:
    print """
          Usage: python split.py export_graph output_folder
          """

g = rdflib.Graph()
print "Parsing %s..." % (sys.argv[1])
g.parse(sys.argv[1], format='n3')
print "Done!"

for s, p, o in g:
    #print s
    #print p, 'type:', type(p)
    #print o
    #print
    #print '-' * 78
    #print
    if str(p) == "http://purl.org/linkedpolitics/vocabulary/text":
        print "Dumping %s..." % (s.n3(g.namespace_manager))
        o = o.toPython()
        o = re.sub(r"\\n", "\n", o, flags=re.U)
        #o = re.sub(u"\xa0", " ", o, flags=re.U) # nbsp to space
        o = re.sub(ur"[^\n\S]", " ", o, flags=re.U)
        o = o.strip()
        f = codecs.open(join(sys.argv[2], s.n3(g.namespace_manager)) + '.txt', 'w', 'utf8')
        f.write(o)
        f.close()

print 'All done :-)'