Added cache, easier debug

master
pictuga 2013-02-25 18:01:59 +01:00
parent 7dfe92de63
commit b63f91a151
1 changed files with 30 additions and 24 deletions

52
morss
View File

@ -1,51 +1,57 @@
#! /usr/bin/env python2.7
import sys
import os
from lxml import etree
import urllib2
from os.path import expanduser
def log(str):
if (len(sys.argv) == 3):
print str
if len(sys.argv) < 2:
print "argument please"
sys.exit(1)
debug = (len(sys.argv) == 3)
node = sys.argv[1]
xml = sys.stdin.read()
rss = etree.fromstring(xml)
items = rss.xpath('//item')
#comment below to keep too-long feeds (like BBC)
del items[30:]
cache = expanduser("~") + "/.cache/morss"
if not os.path.exists(cache):
os.makedirs(cache)
for item in items:
title = item.findtext('title')
link = item.findtext('link')
desc = item.xpath('description')[0]
if debug:
print title
print link
log(title)
log(link)
try:
data = urllib2.urlopen(link).read()
html = etree.HTML(data)
match = html.xpath(node)
cached = cache + "/" + str(hash(link))
if len(match):
text = etree.tostring(match[0])
if os.path.exists(cached):
log("cached")
desc.text = open(cached, 'r').read()
else:
try:
data = urllib2.urlopen(link).read()
html = etree.HTML(data)
match = html.xpath(node)
if debug:
print text
if len(match):
text = etree.tostring(match[0])
log("ok txt")
desc.text = text
open(cached, 'w').write(text)
else:
log("no match")
desc.text = text
else:
if debug:
print "no match"
except urllib2.HTTPError, error:
if debug:
print "error"
except urllib2.HTTPError, error:
log("error")
if len(sys.argv) == 2:
print etree.tostring(rss)