def getID(self, digest):
if self.name in ('sha1new', 'sha256'):
digest_str = digest.hexdigest()
else:
# Base32-encode newer algorithms to make the digest shorter.
# We can't use base64 as Windows is case insensitive.
# There's no need for padding (and = characters in paths cause problems for some software).
digest_str = base64.b32encode(digest.digest()).rstrip(b'=').decode('ascii')
return format_algorithm_digest_pair(self.name, digest_str)
def getID(self, digest):
if self.name in ('sha1new', 'sha256'):
digest_str = digest.hexdigest()
else:
# Base32-encode newer algorithms to make the digest shorter.
# We can't use base64 as Windows is case insensitive.
# There's no need for padding (and = characters in paths cause problems for some software).
digest_str = base64.b32encode(
digest.digest()).rstrip(b'=').decode('ascii')
return format_algorithm_digest_pair(self.name, digest_str)
def _init_from_qdom(self, root):
"""Parse and load a selections document.
@param root: a saved set of selections.
@type root: L{Element}"""
self.interface = root.getAttribute('interface')
self.command = root.getAttribute('command')
if self.interface is None:
raise model.SafeException(_("Not a selections document (no 'interface' attribute on root)"))
for selection in root.childNodes:
if selection.uri != XMLNS_IFACE:
continue
if selection.name != 'selection':
continue
requires = []
digests = []
for elem in selection.childNodes:
if elem.uri != XMLNS_IFACE:
continue
elif elem.name == 'manifest-digest':
for aname, avalue in elem.attrs.items():
digests.append(zerostore.format_algorithm_digest_pair(aname, avalue))
# For backwards compatibility, allow getting the digest from the ID
sel_id = selection.attrs['id']
local_path = selection.attrs.get("local-path", None)
if (not local_path) and '=' in sel_id:
alg = sel_id.split('=', 1)[0]
if alg in ('sha1', 'sha1new', 'sha256'):
if sel_id not in digests:
digests.append(sel_id)
iface_uri = selection.attrs['interface']
s = XMLSelection(requires, selection.attrs, digests)
self.selections[iface_uri] = s
def process_impl(item, item_attrs, depends, bindings, commands):
id = item.getAttribute('id')
if id is None:
raise InvalidInterface(_("Missing 'id' attribute on %s") % item)
local_path = item_attrs.get('local-path')
if local_dir and local_path:
abs_local_path = os.path.abspath(os.path.join(local_dir, local_path))
impl = ZeroInstallImplementation(self, id, abs_local_path)
elif local_dir and (id.startswith('/') or id.startswith('.')):
# For old feeds
id = os.path.abspath(os.path.join(local_dir, id))
impl = ZeroInstallImplementation(self, id, id)
else:
impl = ZeroInstallImplementation(self, id, None)
if '=' in id:
# In older feeds, the ID was the (single) digest
impl.digests.append(id)
if id in self.implementations:
logger.warn(_("Duplicate ID '%(id)s' in feed '%(feed)s'"), {'id': id, 'feed': self})
self.implementations[id] = impl
impl.metadata = item_attrs
try:
version_mod = item_attrs.get('version-modifier', None)
if version_mod:
item_attrs['version'] += version_mod
del item_attrs['version-modifier']
version = item_attrs['version']
except KeyError:
raise InvalidInterface(_("Missing version attribute"))
impl.version = parse_version(version)
impl.commands = commands
impl.released = item_attrs.get('released', None)
impl.langs = item_attrs.get('langs', '').replace('_', '-')
size = item.getAttribute('size')
if size:
impl.size = int(size)
impl.arch = item_attrs.get('arch', None)
try:
stability = stability_levels[str(item_attrs['stability'])]
except KeyError:
stab = str(item_attrs['stability'])
if stab != stab.lower():
raise InvalidInterface(_('Stability "%s" invalid - use lower case!') % item_attrs.stability)
raise InvalidInterface(_('Stability "%s" invalid') % item_attrs['stability'])
if stability >= preferred:
raise InvalidInterface(_("Upstream can't set stability to preferred!"))
impl.upstream_stability = stability
impl.bindings = bindings
impl.requires = depends
for elem in item.childNodes:
if elem.uri != XMLNS_IFACE: continue
if elem.name == 'archive':
url = elem.getAttribute('href')
if not url:
raise InvalidInterface(_("Missing href attribute on <archive>"))
size = elem.getAttribute('size')
if not size:
raise InvalidInterface(_("Missing size attribute on <archive>"))
impl.add_download_source(url = url, size = int(size),
extract = elem.getAttribute('extract'),
start_offset = _get_long(elem, 'start-offset'),
type = elem.getAttribute('type'))
elif elem.name == 'manifest-digest':
for aname, avalue in elem.attrs.items():
if ' ' not in aname:
impl.digests.append(zerostore.format_algorithm_digest_pair(aname, avalue))
elif elem.name == 'recipe':
recipe = Recipe()
for recipe_step in elem.childNodes:
if recipe_step.uri == XMLNS_IFACE and recipe_step.name == 'archive':
url = recipe_step.getAttribute('href')
if not url:
raise InvalidInterface(_("Missing href attribute on <archive>"))
size = recipe_step.getAttribute('size')
if not size:
raise InvalidInterface(_("Missing size attribute on <archive>"))
recipe.steps.append(DownloadSource(None, url = url, size = int(size),
extract = recipe_step.getAttribute('extract'),
start_offset = _get_long(recipe_step, 'start-offset'),
type = recipe_step.getAttribute('type')))
elif recipe_step.uri == XMLNS_IFACE and recipe_step.name == 'rename':
source = recipe_step.getAttribute('source')
if not source:
raise InvalidInterface(_("Missing source attribute on <rename>"))
dest = recipe_step.getAttribute('dest')
if not dest:
raise InvalidInterface(_("Missing dest attribute on <rename>"))
recipe.steps.append(RenameStep(source=source, dest=dest))
else:
logger.info(_("Unknown step '%s' in recipe; skipping recipe"), recipe_step.name)
break
else:
impl.download_sources.append(recipe)
def _init_from_qdom(self, root):
"""Parse and load a selections document.
@param root: a saved set of selections.
@type root: L{Element}"""
self.interface = root.getAttribute('interface')
self.command = root.getAttribute('command')
if self.interface is None:
raise model.SafeException(
_("Not a selections document (no 'interface' attribute on root)"
))
old_commands = []
for selection in root.childNodes:
if selection.uri != XMLNS_IFACE:
continue
if selection.name != 'selection':
if selection.name == 'command':
old_commands.append(Command(selection, None))
continue
requires = []
bindings = []
digests = []
commands = {}
for elem in selection.childNodes:
if elem.uri != XMLNS_IFACE:
continue
if elem.name in binding_names:
bindings.append(process_binding(elem))
elif elem.name == 'requires':
dep = process_depends(elem, None)
requires.append(dep)
elif elem.name == 'manifest-digest':
for aname, avalue in elem.attrs.items():
digests.append(
zerostore.format_algorithm_digest_pair(
aname, avalue))
elif elem.name == 'command':
name = elem.getAttribute('name')
assert name, "Missing name attribute on <command>"
commands[name] = Command(elem, None)
# For backwards compatibility, allow getting the digest from the ID
sel_id = selection.attrs['id']
local_path = selection.attrs.get("local-path", None)
if (not local_path) and '=' in sel_id:
alg = sel_id.split('=', 1)[0]
if alg in ('sha1', 'sha1new', 'sha256'):
if sel_id not in digests:
digests.append(sel_id)
iface_uri = selection.attrs['interface']
s = XMLSelection(requires, bindings, selection.attrs, digests,
commands)
self.selections[iface_uri] = s
if self.command is None:
# Old style selections document
if old_commands:
# 0launch 0.52 to 1.1
self.command = 'run'
iface = self.interface
for command in old_commands:
command.qdom.attrs['name'] = 'run'
self.selections[iface].commands['run'] = command
runner = command.get_runner()
if runner:
iface = runner.interface
else:
iface = None
else:
# 0launch < 0.51
root_sel = self.selections[self.interface]
main = root_sel.attrs.get('main', None)
if main is not None:
root_sel.commands['run'] = Command(
Element(XMLNS_IFACE, 'command', {
'path': main,
'name': 'run'
}), None)
self.command = 'run'
elif self.command == '':
# New style, but no command requested
self.command = None
assert not old_commands, "<command> list in new-style selections document!"
def _init_from_qdom(self, root):
"""Parse and load a selections document.
@param root: a saved set of selections."""
self.interface = root.getAttribute('interface')
self.command = root.getAttribute('command')
assert self.interface
old_commands = []
for selection in root.childNodes:
if selection.uri != XMLNS_IFACE:
continue
if selection.name != 'selection':
if selection.name == 'command':
old_commands.append(Command(selection, None))
continue
requires = []
bindings = []
digests = []
commands = {}
for elem in selection.childNodes:
if elem.uri != XMLNS_IFACE:
continue
if elem.name in binding_names:
bindings.append(process_binding(elem))
elif elem.name == 'requires':
dep = process_depends(elem, None)
requires.append(dep)
elif elem.name == 'manifest-digest':
for aname, avalue in elem.attrs.items():
digests.append(zerostore.format_algorithm_digest_pair(aname, avalue))
elif elem.name == 'command':
name = elem.getAttribute('name')
assert name, "Missing name attribute on <command>"
commands[name] = Command(elem, None)
# For backwards compatibility, allow getting the digest from the ID
sel_id = selection.attrs['id']
local_path = selection.attrs.get("local-path", None)
if (not digests and not local_path) and '=' in sel_id:
alg = sel_id.split('=', 1)[0]
if alg in ('sha1', 'sha1new', 'sha256'):
digests.append(sel_id)
iface_uri = selection.attrs['interface']
s = XMLSelection(requires, bindings, selection.attrs, digests, commands)
self.selections[iface_uri] = s
if self.command is None:
# Old style selections document
if old_commands:
# 0launch 0.52 to 1.1
self.command = 'run'
iface = self.interface
for command in old_commands:
command.qdom.attrs['name'] = 'run'
self.selections[iface].commands['run'] = command
runner = command.get_runner()
if runner:
iface = runner.interface
else:
iface = None
else:
# 0launch < 0.51
root_sel = self.selections[self.interface]
main = root_sel.attrs.get('main', None)
if main is not None:
root_sel.commands['run'] = Command(Element(XMLNS_IFACE, 'command', {'path': main, 'name': 'run'}), None)
self.command = 'run'
elif self.command == '':
# New style, but no command requested
self.command = None
assert not old_commands, "<command> list in new-style selections document!"
