def on_apply_changes(self):
directory = os.path.join(self.download_directory, "packages")
# Build the list of package urls to download
downloads = [(key, value["Repository"]["url"].split("dists")[0] + value["Filename"]) \
for key, value in self.status.items() \
if value["Status"] in ["to be downloaded", "dependency to be downloaded"]]
#downloads = []
#for key, value in self.status.items():
# if value["Status"] == "to be downloaded":
# downloads.append(value["Repository"]["url"].split("dists")[0] + value["Filename"])
logging.info("%i packages to be installed" % len(downloads))
# Create the download directory if it doesn't exist
if not os.path.exists(directory):
os.mkdir(directory)
# Download the files
for key, url in downloads:
download_url(url,
"%s/%s" % (directory, url.rsplit("/", 1)[1]),
proxy=self.proxy["proxy"],
username=self.proxy["user"],
password=self.proxy["pass"])
# Once it's downloaded, mark this package status to "to be installed"
# or "dependency to be installed", depending on what it is now.
if self.status[key]["Status"] == "to be downloaded":
self.status[key]["Status"] = "to be installed"
elif self.status[key]["Status"] == "dependency to be downloaded":
self.status[key]["Status"] = "dependency to be installed"
def _download_lists(self, reporthook=None):
"""
on_update helper function
"""
if not reporthook:
reporthook = textprogress
directory = os.path.join(self.download_directory, "lists")
# If the download directory does not exist, create it
if not os.path.exists(directory):
os.makedirs(directory)
for repo in self.__iter_repositories():
# Build the strings
url = to_url(repo, self.architecture, "Packages")
filename = to_filename(directory, url)
display_name = "Repository => %s / %s" % (repo["dist"], repo["section"])
# Download
#TODO: catch exceptions
#TODO: Support bz2 and unarchived Packages files
filename = "%s.gz" % filename
download_url("%s.gz" % url,
filename,
display_name,
progress=reporthook,
proxy=self.proxy["proxy"],
username=self.proxy["user"],
password=self.proxy["pass"])
