def _recursive_update(self, dependencies):
packages_list = set()
for candidate in self.packages:
packages_list.add(candidate.name)
for dependency in dependencies:
# If not present, download and recurse
if dependency[0][0] not in packages_list:
filename = self._download_single_deb(dependency[0][0])
if filename:
version = re.findall('.*_(.*)_', filename)[0]
debfile = apt.debfile.DebPackage(self.deb_dir + filename, self.cache)
self.packages.add(Package(debfile.pkgname,
version,
self.deb_dir + filename,
dependencies=debfile.depends))
self._recursive_update(debfile.depends)
# If present, update and recurse
# Beware of multiple versions
else:
working_set = set()
latest = None
for package in self.packages:
if package.name == dependency[0][0]:
if self.cache.has_key(package.name):
working_set.add(package)
else:
print("Package '" + package.name + "' not found in cache.")
if len(working_set) > 0:
for package in working_set:
if latest is None:
latest = package
else:
if apt_pkg.version_compare(package.version, latest.version) > 0:
latest = package
debfile = apt.debfile.DebPackage(latest.filename, self.cache)
status = debfile.compare_to_version_in_cache(use_installed=False)
if status == 1:
uri = self.cache[latest.name].candidate.uri
print("Updating '" + latest.name + "' from " + latest.version + " to " + self.cache[latest.name].candidate.version + " :")
subprocess.call(["curl", "-O", "-#", uri])
filename = uri.split("/")[-1]
updated_debfile = apt.debfile.DebPackage(self.deb_dir + filename, self.cache)
self.packages.add(Package(updated_debfile.pkgname,
self.cache[latest.name].candidate.version,
self.deb_dir + filename,
dependencies=updated_debfile.depends))
self._recursive_update(updated_debfile.depends)
def update_dependencies(self, filename=None):
# TODO : feed the update with a file containing packages, and only
# download top level packages
if filename:
with open(filename, 'r') as f:
packages_list = f.read().split("\n")
packages_list.pop()
self._get_missing_packages(packages_list)
self.build_package_list()
packages_to_update = self.top_level_packages
for deb_filename in packages_to_update:
debfile = apt.debfile.DebPackage(deb_filename, self.cache)
# TODO : Change this (dirty)
if self.cache.has_key(debfile.pkgname):
status = debfile.compare_to_version_in_cache(use_installed=False)
if status == 1:
uri = self.cache[debfile.pkgname].candidate.uri
print("Updating '" + debfile.pkgname + "' to " + self.cache[debfile.pkgname].candidate.version + " :")
subprocess.call(["curl", "-O", "-#", uri])
filename = uri.split("/")[-1]
updated_debfile = apt.debfile.DebPackage(self.deb_dir + filename, self.cache)
self.packages.add(Package(updated_debfile.pkgname,
self.cache[debfile.pkgname].candidate.version,
self.deb_dir + filename,
dependencies=updated_debfile.depends))
else:
print("Package '" + debfile.pkgname + "' not found in cache.")
self._recursive_update(debfile.depends)
self._refresh_parents()
