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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Create a list of pages with a nuber of how many links are directed to them.
import codecs
import re
from operator import itemgetter
from make_selection import RedirectParser, FileListReader
import config
class LinksCounter:
def __init__(self, file_name, redirects, selected_pages):
self.links_to_counter = {}
input_links = codecs.open('%s.links' % file_name,
encoding='utf-8', mode='r')
line = input_links.readline()
while line:
words = line.split()
if len(words) > 0:
page = words[0]
if page in selected_pages:
print "Processing page %s \r" % page,
for n in range(1, len(words) - 1):
link = words[n]
# check if is a redirect
try:
link = redirects[link]
except:
pass
if link in selected_pages:
try:
self.links_to_counter[link] += 1
except:
self.links_to_counter[link] = 0
line = input_links.readline()
input_links.close()
input_xml_file_name = config.input_xml_file_name
print "Loading redirects"
redirect_parser = RedirectParser(input_xml_file_name)
print "Processed %d redirects" % len(redirect_parser.redirects)
print "Loading selected pages"
selected_pages_reader = FileListReader('%s.pages_selected-level-1' %
input_xml_file_name)
print "Processing links"
links_counter = LinksCounter(input_xml_file_name, redirect_parser.redirects,
selected_pages_reader.list)
print "Sorting counted links"
items = links_counter.links_to_counter.items()
items.sort(key = itemgetter(1), reverse=True)
print "Writing links_counted file"
output_file = codecs.open('%s.links_counted' % input_xml_file_name,
encoding='utf-8', mode='w')
for n in range(len(items)):
output_file.write('%s %d\n' % (items[n][0], items[n][1]))
output_file.close()
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