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import os
import os.path
import cmdutil
import errno
import names
import mapfile
from rcs import rcs_by_name
class NoBugDir(Exception):
def __init__(self, path):
msg = "The directory \"%s\" has no bug directory." % path
Exception.__init__(self, msg)
self.path = path
def tree_root(dir, old_version=False):
rootdir = os.path.realpath(dir)
while (True):
versionfile=os.path.join(rootdir, ".be/version")
if os.path.exists(versionfile):
if not old_version:
test_version(versionfile)
break;
elif rootdir == "/":
raise NoBugDir(dir)
rootdir=os.path.dirname(rootdir)
return BugDir(os.path.join(rootdir, ".be"))
class BadTreeVersion(Exception):
def __init__(self, version):
Exception.__init__(self, "Unsupported tree version: %s" % version)
self.version = version
def test_version(path):
tree_version = file(path, "rb").read()
if tree_version != TREE_VERSION_STRING:
raise BadTreeVersion(tree_version)
def set_version(path, rcs):
rcs.set_file_contents(os.path.join(path, "version"), TREE_VERSION_STRING)
TREE_VERSION_STRING = "Bugs Everywhere Tree 1 0\n"
def create_bug_dir(path, rcs):
root = os.path.join(path, ".be")
rcs.mkdir(root)
rcs.mkdir(os.path.join(root, "bugs"))
set_version(root, rcs)
map_save(rcs, os.path.join(root, "settings"), {"rcs_name": rcs.name})
return BugDir(path)
def setting_property(name, valid=None):
def getter(self):
value = self.settings.get(name)
if valid is not None:
if value not in valid:
raise InvalidValue(name, value)
return value
def setter(self, value):
if valid is not None:
if value not in valid and value is not None:
raise InvalidValue(name, value)
if value is None:
del self.settings[name]
else:
self.settings[name] = value
self.save_settings()
return property(getter, setter)
class BugDir:
def __init__(self, dir):
self.dir = dir
self.bugs_path = os.path.join(self.dir, "bugs")
try:
self.settings = map_load(os.path.join(self.dir, "settings"))
except NoSuchFile:
self.settings = {"rcs_name": "None"}
rcs_name = setting_property("rcs_name", ("None", "Arch"))
_rcs = None
def save_settings(self):
map_save(self.rcs, os.path.join(self.dir, "settings"), self.settings)
def get_rcs(self):
if self._rcs is not None and self.rcs_name == _rcs.name:
return self._rcs
self._rcs = rcs_by_name(self.rcs_name)
return self._rcs
rcs = property(get_rcs)
def list(self):
for uuid in self.list_uuids():
yield Bug(self.bugs_path, uuid, self.rcs_name)
def list_uuids(self):
for uuid in os.listdir(self.bugs_path):
if (uuid.startswith('.')):
continue
yield uuid
def new_bug(self):
uuid = names.uuid()
path = os.path.join(self.bugs_path, uuid)
self.rcs.mkdir(path)
bug = Bug(self.bugs_path, None, self.rcs_name)
bug.uuid = uuid
return bug
class InvalidValue(Exception):
def __init__(self, name, value):
msg = "Cannot assign value %s to %s" % (value, name)
Exception.__init__(self, msg)
self.name = name
self.value = value
def checked_property(name, valid):
def getter(self):
value = self.__getattribute__("_"+name)
if value not in valid:
raise InvalidValue(name, value)
return value
def setter(self, value):
if value not in valid:
raise InvalidValue(name, value)
return self.__setattr__("_"+name, value)
return property(getter, setter)
severity_levels = ("wishlist", "minor", "serious", "critical", "fatal")
severity_value = {}
for i in range(len(severity_levels)):
severity_value[severity_levels[i]] = i
class Bug(object):
status = checked_property("status", (None, "open", "closed"))
severity = checked_property("severity", (None, "wishlist", "minor",
"serious", "critical", "fatal"))
def __init__(self, path, uuid, rcs_name):
self.path = path
self.uuid = uuid
if uuid is not None:
dict = map_load(self.get_path("values"))
else:
dict = {}
self.rcs_name = rcs_name
self.summary = dict.get("summary")
self.creator = dict.get("creator")
self.target = dict.get("target")
self.status = dict.get("status")
self.severity = dict.get("severity")
self.assigned = dict.get("assigned")
def get_path(self, file):
return os.path.join(self.path, self.uuid, file)
def _get_active(self):
return self.status == "open"
active = property(_get_active)
def add_attr(self, map, name):
value = self.__getattribute__(name)
if value is not None:
map[name] = value
def save(self):
map = {}
self.add_attr(map, "assigned")
self.add_attr(map, "summary")
self.add_attr(map, "creator")
self.add_attr(map, "target")
self.add_attr(map, "status")
self.add_attr(map, "severity")
path = self.get_path("values")
map_save(rcs_by_name(self.rcs_name), path, map)
def map_save(rcs, path, map):
"""Save the map as a mapfile to the specified path"""
if not os.path.exists(path):
rcs.add_id(path)
output = file(path, "wb")
mapfile.generate(output, map)
class NoSuchFile(Exception):
def __init__(self, pathname):
Exception.__init__(self, "No such file: %s" % pathname)
def map_load(path):
try:
return mapfile.parse(file(path, "rb"))
except IOError, e:
if e.errno != errno.ENOENT:
raise e
raise NoSuchFile(path)
class MockBug:
def __init__(self, severity):
self.severity = severity
def cmp_severity(bug_1, bug_2):
"""
Compare the severity levels of two bugs, with more sever bugs comparing
as less.
>>> cmp_severity(MockBug(None), MockBug(None))
0
>>> cmp_severity(MockBug("wishlist"), MockBug(None)) < 0
True
>>> cmp_severity(MockBug(None), MockBug("wishlist")) > 0
True
>>> cmp_severity(MockBug("critical"), MockBug("wishlist")) < 0
True
"""
val_1 = severity_value.get(bug_1.severity)
val_2 = severity_value.get(bug_2.severity)
return -cmp(val_1, val_2)
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