def generate_xml():
tree = ET.parse(Settings.local_base_xml_filename())
root = tree.getroot()
channel = root.find('channel')
# Alter the title of this podcast to append ' (Cached)'
title = channel.find('title')
title.text += ' (Cached)'
# Remove any existing items from the channel tag in the base XML file
items = channel.findall("item")
for item in items:
channel.remove(item)
# Now... add every episode we've got
for number in range(1, Settings.get_highest_episode()+1):
print "Processing " + str(number)
try:
channel.append(process_episode(number))
except Exception as e:
print "Something bad happened while processing episode " + str(number)
print "{0}".format(e)
print "{0}".format(sys.exc_info()[0])
print "{0}".format(sys.exc_info()[1])
traceback.print_tb(sys.exc_info()[2])
#output = prettify(root).encode('utf-8')
#output = prettify(channel).encode('utf-8')
#with open(LOCAL_RSS_FILE, "w") as f:
# f.write(output)
tree.write(Settings.local_xml_filename())
print "You can download the mirrored podcast from:"
print " " + Settings.local_xml_url()
def update_cache():
# First, make sure that the base XML file is here
if not os.path.isfile(Settings.local_base_xml_filename()):
print "Looks like we need to fetch the XML file"
fetch_xml()
# Next, try to get any missing episodes
for number in Settings.get_missing_episodes():
if Settings.have_podcast(number):
print "Looks like we already had podcast #{0}".format(number)
Settings.remove_missing_episode(number)
else:
print "Trying to fetch missing episode #{0}".format(number)
if fetch_pair(number):
print " Got it!"
Settings.remove_missing_episode(number)
else:
print " Failed again"
# Now, try getting episodes beyond what we already have
number = Settings.get_highest_episode() + 1
missing = []
while len(missing) < Settings.MAX_CONSECUTIVE_404S:
if Settings.have_podcast(number):
print "Looks like we already had podcast #{0}".format(number)
Settings.set_highest_episode(number)
else:
print "Checking to see if episode {0} is there".format(number)
if fetch_pair(number):
print " Got it!"
Settings.set_highest_episode(number)
# Did we miss some before this? If so, mark them as missed
if len(missing) > 0:
for num in missing:
Settings.add_missing_episode(num)
else:
print " Not there."
missing.append(number)
# Otherwise, try for the next episode
number += 1
print "Looks like {0} is the highest episode number, so far.".format(Settings.get_highest_episode())