def run(files, backup=True):
"""
Runs the migration process
@param files A list of files to migrate
@param backup If true, the files are backed up before running the migration. The
backup file is the filename plus '.mantidbackup'
"""
if len(files) == 0:
messages.notify("Nothing to do!")
return 0
if type(files) == str:
files = [files]
reports = []
for filename in files:
script = ScriptFile(filename, backup)
try:
msg = script.migrate()
except Exception, exc:
traceback.print_exc()
script.restore_backup()
msg = "%s: Backup restored." % (filename)
reports.append(msg)
del script
def run(files, backup=True):
"""
Runs the migration process
@param files A list of files to migrate
@param backup If true, the files are backed up before running the migration. The
backup file is the filename plus '.mantidbackup'
"""
if len(files) == 0:
messages.notify("Nothing to do!")
return 0
if type(files) == str:
files = [files]
reports = []
for filename in files:
script = ScriptFile(filename, backup)
try:
msg = script.migrate()
except Exception, exc:
traceback.print_exc()
script.restore_backup()
msg = "%s: Backup restored." % (filename)
reports.append(msg)
del script
def restore_backup(self):
"""
Copies the file from the backup to the original
location
"""
if not self.dobackup:
messages.notify("Cannot restore from backup, no backup was requested")
if os.path.exists(self.backup_filename):
shutil.copy(self.backup_filename, self.filename)
def backup(self):
"""
Backup the file by copying it to
a different filename with the
extension defined by self.backup_ext
"""
if self.dobackup and self.filename is not None:
messages.notify("Backing up %s to %s" % (self.filename, self.backup_filename))
shutil.copy(self.filename, self.backup_filename)
def restore_backup(self):
"""
Copies the file from the backup to the original
location
"""
if not self.dobackup:
messages.notify(
"Cannot restore from backup, no backup was requested")
if os.path.exists(self.backup_filename):
shutil.copy(self.backup_filename, self.filename)
def backup(self):
"""
Backup the file by copying it to
a different filename with the
extension defined by self.backup_ext
"""
if self.dobackup and self.filename is not None:
messages.notify("Backing up %s to %s" %
(self.filename, self.backup_filename))
shutil.copy(self.filename, self.backup_filename)
if type(files) == str:
files = [files]
reports = []
for filename in files:
script = ScriptFile(filename, backup)
try:
msg = script.migrate()
except Exception, exc:
traceback.print_exc()
script.restore_backup()
msg = "%s: Backup restored." % (filename)
reports.append(msg)
del script
messages.notify("\n" + "="*10 + " Report " + "="*10 + "\n")
for report in reports:
messages.notify(str(report))
return 0
class ScriptFile(object):
"""
Encapsulates a script file. The migration
process can be run by calling migrate
"""
_filename = None
dobackup = True
backup_ext = '.mantidbackup'
backup_filename = None
if type(files) == str:
files = [files]
reports = []
for filename in files:
script = ScriptFile(filename, backup)
try:
msg = script.migrate()
except Exception, exc:
traceback.print_exc()
script.restore_backup()
msg = "%s: Backup restored." % (filename)
reports.append(msg)
del script
messages.notify("\n" + "=" * 10 + " Report " + "=" * 10 + "\n")
for report in reports:
messages.notify(str(report))
return 0
class ScriptFile(object):
"""
Encapsulates a script file. The migration
process can be run by calling migrate
"""
_filename = None
dobackup = True
backup_ext = '.mantidbackup'
backup_filename = None