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novelWriter/novelwriter/core/storage.py
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2022-11-03 21:51:56 +01:00

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"""
novelWriter Project Storage Class
===================================
The main class handling the project storage
File History:
Created: 2022-11-01 [2.0rc1] NWStorage
This file is a part of novelWriter
Copyright 20182022, Veronica Berglyd Olsen
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
import logging
from pathlib import Path
from novelwriter.constants import nwFiles
from novelwriter.core.projectxml import ProjectXMLReader, ProjectXMLWriter
logger = logging.getLogger(__name__)
class NWStorage:
MODE_INACTIVE = 0
MODE_INPLACE = 1
MODE_ARCHIVE = 2
def __init__(self, theProject):
self.theProject = theProject
self._storagePath = None
self._runtimePath = None
self._openMode = self.MODE_INACTIVE
return
def clear(self):
"""Reset internal variables.
"""
self._storagePath = None
self._runtimePath = None
self._openMode = self.MODE_INACTIVE
return
##
# Core Methods
##
def isOpen(self):
"""Check if the storage location is open.
"""
return self._runtimePath is not None
def openProjectInPlace(self, path):
"""Open a novelWriter project in-place. That is, it is opened
directly from a project folder.
"""
inPath = Path(path)
if inPath.is_file():
inPath = inPath.parent
if not inPath.is_dir():
logger.error("No such folder: %s", inPath)
self.clear()
return False
self._storagePath = inPath
self._runtimePath = inPath
self._openMode = self.MODE_INPLACE
return True
def openProjectArchive(self, path):
pass
def runPostSaveTasks(self, autoSave=False):
"""Run tasks after the project has been saved.
"""
if self._openMode == self.MODE_INPLACE:
# Nothing to do, so we just return
return True
return True
def closeSession(self):
"""Run tasks related to closing the session.
"""
# Clear lockfile
self.clear()
return
##
# Content Access Methods
##
def getXmlReader(self):
"""
"""
if self._runtimePath is None:
return None
projFile = self._runtimePath / nwFiles.PROJ_FILE
xmlReader = ProjectXMLReader(projFile)
return xmlReader
def getXmlWriter(self):
"""
"""
if self._runtimePath is None:
return None
xmlWriter = ProjectXMLWriter(self._runtimePath)
return xmlWriter
def getDocument(self, tHandle):
pass
def getMetaFile(self, kind):
pass
##
# Internal Functions
##
def _zipIt(self, target):
pass
def _reeadLockFile(self):
pass
def _writeLockFile(self):
pass
# END Class NWStorage