# KlupuNG 
# Copyright (C) 2013 Koodilehto Osk <http://koodilehto.fi>.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

from __future__ import print_function

import errno
import logging
import logging.handlers
import os
import os.path
import re
import sys
import time

import urllib2
import urlparse

import bs4

def _iter_issue_page_urls(meetingdoc_index_soup, meetingdoc_index_url):
    for tr in meetingdoc_index_soup("table")[0]("tr"):
        a = tr("a")[0]
        href = a["href"].strip()
        match = re.match(r"(.*)frmtxt(\d+)\.htm", href)
        if match and match.group(2) != "9999":
            yield urlparse.urljoin(meetingdoc_index_url,
                                   "%shtmtxt%s.htm" % (match.groups()))

def _iter_meetingdoc_index_urls(base_soup, base_url):
    for h3 in base_soup("h3"):
        yield urlparse.urljoin(base_url, h3("a")[0]["href"])

def _cleanup_soup(soup):
    for tag in soup.find_all(text=lambda t: isinstance(t, bs4.Comment)):
        tag.extract()

    for tag in soup.find_all(text=lambda t: isinstance(t, bs4.Declaration)):
        tag.extract()

    for tag in soup("style"):
        tag.extract()

    for tag in soup("meta"):
        tag.extract()

    for tag in soup.find_all():
        attrs = tag.attrs
        saved_attrs = set(["class", "href", "target"]) & set(attrs.keys())
        tag.attrs = {a: attrs[a] for a in saved_attrs}

    for tag in soup.find_all(text=True):
        tag.replace_with(re.sub(r"\r", "", tag.string))

    return soup

class Error(Exception):
    pass

class HTMLDownloadError(Error):
    pass

class HTMLDownloader(object):

    def __init__(self, base_url, download_dir=".", **kwargs):
        self.__base_url = base_url.rstrip("/")
        self.__base_path = urlparse.urlsplit(self.__base_url).path
        self.__download_dir = os.path.abspath(download_dir)

        try:
            self.logger = kwargs["logger"]
        except KeyError:
            self.logger = logging.getLogger("klupung.ktweb.HTMLDownloader")
            self.logger.setLevel(logging.INFO)

            logfilepath = os.path.join(self.__download_dir, "download.log")
            loghandler = logging.handlers.WatchedFileHandler(logfilepath)
            logformat = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
            loghandler.setFormatter(logging.Formatter(logformat))
            self.logger.addHandler(loghandler)

        self.force_download = False
        self.min_http_request_interval = 1.0
        self.__last_download_time = 0

    def __download_page(self, url, encoding):
        urlpath = urlparse.urlsplit(url).path
        base, sep, path = urlpath.partition(self.__base_path)
        if base or not sep:
            raise HTMLDownloadError("download URL has different base path than"
                                    " the base URL", url, self.__base_url)
        filepath = os.path.normpath(self.__download_dir + path)
        if os.path.exists(filepath) and not self.force_download:
            self.logger.warning('page %s already exists at %s'
                                ', downloading skipped', url, filepath)
            with open(filepath) as f:
                return bs4.BeautifulSoup(f)

        # Ensure downloads are not made more often than once per
        # self.min_http_request_interval seconds.
        if (self.__last_download_time + self.min_http_request_interval
            - time.time()) > 0:
            time.sleep(waittime)

        try:
            response = urllib2.urlopen(url)
        finally:
            self.__last_download_time = time.time()

        # Make the target directory with all the leading components, do
        # not care whether the the directory exists or not.
        try:
            os.makedirs(os.path.dirname(filepath))
        except OSError as e:
            if e.errno != errno.EEXIST:
                raise e

        soup = bs4.BeautifulSoup(response, from_encoding=encoding)

        # Clean the soup to save diskspace.
        clean_soup = _cleanup_soup(soup)
        with open(filepath, "w") as f:
            print(clean_soup, file=f)

        return clean_soup

    def download(self, policymaker_id):
        url = "%s/%s.htm" % (self.__base_url, policymaker_id)
        self.logger.info("starting to download meeting documents of"
                         " %s from %s to %s", policymaker_id,
                         self.__base_url, self.__download_dir)
        base_soup = self.__download_page(url, "windows-1252")
        for index_url in _iter_meetingdoc_index_urls(base_soup, url):

            # Try to download individual pages, but do not interrupt the
            # whole download process if something goes wrong with a
            # single page. Just log it so the user can come back to it
            # afterwards if necessary.
            try:
                index_soup = self.__download_page(index_url, "iso-8859-1")
                for ai_url in _iter_issue_page_urls(index_soup, index_url):
                    try:
                        self.__download_page(ai_url, "windows-1252")
                    except Exception:
                        self.logger.exception("failed to download issue page %s",
                                              ai_url)
                        continue
            except Exception:
                self.logger.exception("failed to download meeting document"
                                      " index %s", index_url)
                continue

        self.logger.info("finished downloading meeting documents of %s from %s",
                         policymaker_id, self.__base_url)

@@ -724,47 +724,8 @@
 %3E.%0A%0A
-from __future__ import print_function%0A%0A
 impo
@@ -835,38 +835,109 @@
 me%0A%0A
-import urllib2%0Aimport urlparse
+from urllib.parse import urljoin%0Afrom urllib.parse import urlsplit%0Afrom urllib.request import urlopen
 %0A%0Aim
@@ -1246,33 +1246,24 @@
       yield 
-urlparse.
 urljoin(meet
@@ -1280,25 +1280,16 @@
 ex_url,%0A
-         
         
@@ -1443,25 +1443,16 @@
   yield 
-urlparse.
 urljoin(
@@ -2351,33 +2351,24 @@
 base_path = 
-urlparse.
 urlsplit(sel
@@ -3183,17 +3183,8 @@
 h = 
-urlparse.
 urls
@@ -4047,32 +4047,32 @@
 )%0A%0A        try:%0A
+
             resp
@@ -4082,16 +4082,8 @@
 e = 
-urllib2.
 urlo

Use Python 3