def archive_course(config_file, course, ret_path=False):
"""
Archive the course in .tar.gz format.
@type config_file: string
@param config_file: path to the configuration file
@type course: string
@param course: course name
@type ret_path: bool
@param ret_path: Do we return the archive's path?
@rtype: string
@return: Path to the archive.
@raise ValueError: The user enters anything but 'YES' at the prompt.
@raise ValueError: The course does not exist.
"""
config_obj = ProjectGlobal(config_file)
if config_obj.config.has_key(course):
config_obj = ProjectAdminCourse(config_file, course)
if raw_input("If you really want to archive this course and erase it "+
"from the configuration file, enter 'yes' in capital " +
"letters: ") == 'YES':
archive_path = os.path.normpath(os.path.join(
config_obj.course['directory'],
os.pardir,
course + '-' + str(datetime.datetime.now().year) +
'.tar.gz'))
tar = tarfile.open(archive_path, 'w:gz')
tar.add(config_obj.course['directory'], course + '-' +
str(datetime.datetime.now().year))
tar.close()
if config_obj.course['group_managed']:
os.chmod(archive_path, 0660)
else:
os.chmod(archive_path, 0600)
chown(archive_path, config_obj.course['user'], config_obj.course['group'])
shutil.rmtree(config_obj.course['directory'], ignore_errors=True)
del config_obj.config[course]
# We need to check that Global has the key 'default', otherwise we
# get a KeyError if it doesn't.
if ((config_obj.config['Global'].has_key('default')) and
(config_obj.config['Global']['default'] == course)):
config_obj.config['Global']['default'] = ''
config_obj.config.write()
if ret_path:
return archive_path
else:
raise ValueError("Aborting and keeping course %s unarchived" %
course)
def delete_course(config_file, course):
"""
Delete the course 'course'.
@type config_file: string
@param config_file: path to the configuration file
@type course: string
@param course: course name
@rtype: None
@raise ValueError: The user enters anything but 'YES' at the prompt.
@raise ValueError: The course does not exist.
"""
config_obj = ProjectGlobal(config_file)
if config_obj.config.has_key(course):
course_obj = ProjectAdminCourse(config_file, course)
if raw_input("If you really want to delete this course and all " +
"files in the course directory %s , " % (
course_obj.course['directory'] ) + "enter 'yes' in capital" +
" letters: ") == 'YES':
shutil.rmtree(course_obj.course['directory'], ignore_errors=True)
del course_obj.config[course]
# We need to check that Global has the key 'default', otherwise we
# get a KeyError if it doesn't.
if ((course_obj.config['Global'].has_key('default')) and
(course_obj.config['Global']['default'] == course)):
course_obj.config['Global']['default'] = ''
course_obj.config.write()
else:
raise ValueError("Aborting and keeping course %s" % course)
else:
raise ValueError("%s is not an existing course" % course)
def create_course(config_file, course):
"""
Create the course 'course'.
@type config_file: string
@param config_file: path to the configuration file
@type course: string
@param course: course name
@rtype: None
@raise ValueError: The course already exists.
"""
config_obj = ProjectGlobal(config_file)
if not config_obj.config.has_key(course):
course = ProjectAdminCourse(config_file, course)
# Don't die if we get an invalid user
while True:
user = raw_input("Managing username [usually your UNIX login]: ")
try:
pwd.getpwnam(user)
except KeyError, e:
print "User does not exist. Please try again."
else:
break
directory = raw_input("Full path to the course directory: ")
group_managed = '?'
# Don't check if "in 'UuGg'" because we don't want 'uGg' to match
while group_managed not in ('U', 'u', 'G', 'g'):
group_managed = raw_input("Managed by a User or Group [U/G]: ")
# Don't die if we get an invalid group
while True:
if group_managed in ('G', 'g'):
group_managed = True
group = raw_input("Managing group: ")
else:
group_managed = False
group = raw_input("Student group: ")
try:
grp.getgrnam(group)
except KeyError, e:
print "Group does not exist. Please try again."
else:
break
except OSError, e:
# We don't want to abort of the directory already exists
if e.errno == 17:
print e
print 'Continuing'
else:
sys.exit(e)
os.chmod(directory, 0755)
chown(directory, user, group)
os.chmod(config_file, 0644)
chown(config_file, user, group)
except OSError, e:
print e
course.write(user, directory, group)
# We want to set the default course for the per course config.
global_course_conf = ProjectGlobal(course.course['projlist'])
global_course_conf.set_default(course.course.name)
chown(course.course['projlist'], user, group)
os.chmod(course.course['projlist'], 0644)
else:
raise ValueError ('The course %s already exists, aborting' % course)
def delete_course(config_file, course):
"""
Delete the course 'course'.
@type config_file: string
@param config_file: path to the configuration file
@type course: string
@param course: course name
@rtype: None
print 'Continuing'
else:
sys.exit(e)
chown(directory, user, group)
chown(config_file, user, group)
if group_managed:
os.chmod(directory, 0775)
else:
os.chmod(directory, 0755)
print "Please make sure the account %s" % user +\
" is a member of the group %s." % group
except OSError, e:
print e
course.write(user, directory, group, group_managed)
# We want to set the default course for the per course config.
global_course_conf = ProjectGlobal(course.course['projlist'])
global_course_conf.set_default(course.course.name)
chown(course.course['projlist'], user, group)
if group_managed:
os.chmod(course.course['projlist'], 0664)
else:
os.chmod(course.course['projlist'], 0644)
else:
raise ValueError ('The course %s already exists, aborting' % course)
def delete_course(config_file, course):
"""
Delete the course 'course'.
@type config_file: string
@param config_file: path to the configuration file
