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whatsnew.py
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#!/usr/bin/env python3
# Copyright © 2012-13 Qtrac Ltd. All rights reserved.
# This program or module is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version. It is provided for
# educational purposes and 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
# General Public License for more details.
import argparse
import os
import sys
import tempfile
import webbrowser
import Feed
import Qtrac
def main():
limit = handle_commandline()
filename = os.path.join(tempfile.gettempdir(), "whatsnew.html")
canceled = False
todo = done = 0
with open(filename, "wt", encoding="utf-8") as file:
file.write("<!doctype html>\n")
file.write("<html><head><title>What's New</title></head>\n")
file.write("<body><h1>What's New</h1>\n")
todo, done, canceled = write_body(file, limit)
file.write("</body></html>\n")
Qtrac.report("read {}/{} feeds{}".format(done, todo, " [canceled]" if
canceled else ""))
print()
if not canceled:
webbrowser.open(filename)
def handle_commandline():
parser = argparse.ArgumentParser()
parser.add_argument("-l", "--limit", type=int, default=0,
help="the maximum items per feed [default: unlimited]")
args = parser.parse_args()
return args.limit
def write_body(file, limit):
canceled = False
todo = done = 0
filename = os.path.join(os.path.dirname(__file__), "whatsnew.dat")
for feed in Feed.iter(filename):
todo += 1
try:
ok, result = Feed.read(feed, limit)
if not ok:
Qtrac.report(result, True)
elif result is not None:
Qtrac.report("read {} at {}".format(feed.title, feed.url))
for item in result:
file.write(item)
done += 1
except KeyboardInterrupt:
Qtrac.report("canceling...")
canceled = True
break
return todo, done, canceled
if __name__ == "__main__":
main()