class SceneFile(object):
"""An abstract representation of a Scene file."""
def __init__(self, path=None):
self.folder_path = Path()
self.descriptor = 'main'
self.task = None
self.ver = 1
self.ext = '.ma'
scene = pmc.system.sceneName()
if not path and scene:
path = scene
if not path and not scene:
log.warning("Unable to initialize SceneFile object from a new "
"scene. Please specify a path.")
return
self._init_from_path(path)
@property
def filename(self):
pattern = "{descriptor}_{task}_v{ver:03d}{ext}"
return pattern.format(descriptor=self.descriptor,
task=self.task,
ver=self.ver,
ext=self.ext)
@property
def path(self):
return self.folder_path / self.filename
def _init_from_path(self, path):
path = Path(path)
self.folder_path = path.parent
self.ext = path.ext
self.descriptor, self.task, ver = path.name.stripext().split("_")
self.ver = int(ver.split("v")[-1])
def save(self):
"""Saves the scene file.
Returns:
Path: The path to the scene file if successful
"""
try:
return pmc.system.saveAs(self.path)
except RuntimeError as err:
log.warning("Missing directories in path. Creating directories...")
self.folder_path.makedirs_p()
return pmc.system.saveAs(self.path)
def next_avail_ver(self):
"""Return the next available version number in the folder."""
pattern = "{descriptor}_{task}_v*{ext}".format(
descriptor=self.descriptor, task=self.task, ext=self.ext)
matching_scenefiles = []
for file_ in self.folder_path.files():
if file_.name.fnmatch(pattern):
matching_scenefiles.append(file_)
if not matching_scenefiles:
return 1
matching_scenefiles.sort(reverse=True)
latest_scenefile = matching_scenefiles[0]
latest_scenefile = latest_scenefile.name.stripext()
latest_ver_num = int(latest_scenefile.split("_v")[-1])
return latest_ver_num + 1
def increment_save(self):
"""Increments the version and saves the scene file.
If the existing version of a file already exist, it should increment
from the largest version number available in the folder.
Returns:
Path: The path to the scene file if successful
"""
self.ver = self.next_avail_ver()
self.save()
class SceneFile(object):
def __init__(self, path=None):
self.folder_path = Path()
self.descriptor = 'main'
self.task = None
self.ver = 1
self.ext = '.ma'
scene = pmc.system.sceneName()
if not path and scene:
path = scene
if not path and not scene:
log.warning("Unable to initialise SceneFile object from an new scene."
"please specify a path.")
return
self._init_from_path(path)
@property
def filename(self):
pattern = "{descriptor}_{task}_v{ver:03d}{ext}"
return pattern.format(descriptor=self.descriptor,
task=self.task,
ver=self.ver,
ext=self.ext)
@property
def path(self):
return self.folder_path / self.filename
def _init_from_path(self, path):
path = Path(path)
self.folder_path = path.parent
self.ext = path.ext
self.descriptor, self.task, ver = path.name.stripext().split("_")
self.ver = int(ver.split("v")[-1])
def save(self):
try:
return pmc.system.saveAs(self.path)
except RuntimeError:
log.warning("Missing directories in path. Creating folders...")
self.folder_path.makedirs_p()
return pmc.system.saveAs(self.path)
def next_avail_ver(self):
pattern = "{descriptor}_{task}_v*{ext}".format(descriptor=self.descriptor, task=self.task, ext=self.ext)
matching_scenefiles = []
for file_ in self.folder_path.files():
if file_.name.fnmatch(pattern):
matching_scenefiles.append(file_)
if not matching_scenefiles:
return 1
matching_scenefiles.sort(reverse=True)
latest_scenefile = matching_scenefiles[0]
latest_scenefile = latest_scenefile.name.stripext()
latest_ver_num = int(latest_scenefile.split("_v")[-1])
return latest_ver_num + 1
def increment_save(self):
self.ver += self.next_avail_ver()
self.save()
