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# -*- coding: utf-8 -*- | |
from SimpleHTTPServer import SimpleHTTPRequestHandler | |
from SocketServer import TCPServer | |
from StringIO import StringIO | |
from lxml import html | |
import webbrowser | |
import urllib2 | |
import gzip | |
import re | |
PORT = 8232 | |
WEBSITE = 'habrahabr.ru' | |
class Proxy(SimpleHTTPRequestHandler): | |
def do_GET(self): | |
response = urllib2.urlopen('http://' + WEBSITE + self.path) | |
info = response.info() | |
if info.get('Content-Encoding') == 'gzip': | |
response = gzip.GzipFile(fileobj=StringIO(response.read())) | |
content = response.read() | |
if 'text/html' in info.get('Content-Type'): | |
content = process_content(content) | |
self.wfile.write(content) | |
def process_content(content): | |
word_regex = re.compile(r'(\b\w{6}\b)', flags=re.UNICODE) | |
ignore_tags = ['pre', 'code', 'script', 'style'] | |
tree = html.fromstring(content) | |
def add_tm(text): | |
return word_regex.sub(ur'\1™', unicode(text)) | |
def fix_link(text): | |
return text.replace('//%s' % WEBSITE, '//localhost:' + str(PORT)) | |
for node in tree.xpath('.//body/descendant-or-self::*'): | |
if node.tag not in ignore_tags: | |
if node.text: | |
node.text = add_tm(node.text) | |
if node.tail: | |
node.tail = add_tm(node.tail) | |
if node.tag == 'a' and 'href' in node.attrib: | |
node.attrib['href'] = fix_link(node.attrib['href']) | |
return html.tostring(tree) | |
def main(): | |
webbrowser.open('http://localhost:%d' % PORT) | |
server = TCPServer(('', PORT), Proxy) | |
server.serve_forever() | |
if __name__ == '__main__': | |
main() |
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