Veronica K. B. Olsen
688 lines
24 KiB
Python
688 lines
24 KiB
Python
# -*- coding: utf-8 -*-
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"""novelWriter Project Wrapper
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novelWriter – Project Wrapper
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===============================
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Class holding a project
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File History:
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Created: 2018-09-29 [0.0.1]
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"""
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import logging
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import nw
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from os import path, mkdir, listdir
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from lxml import etree
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from hashlib import sha256
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from datetime import datetime
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from time import time
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from nw.project.item import NWItem
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from nw.project.status import NWStatus
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from nw.enum import nwItemType, nwItemClass, nwItemLayout, nwAlert
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from nw.common import checkString, checkBool, checkInt
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from nw.constants import nwFiles
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logger = logging.getLogger(__name__)
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class NWProject():
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def __init__(self, theParent):
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# Internal
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self.theParent = theParent
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self.mainConf = self.theParent.mainConf
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self.projOpened = None # The time stamp of when the project file was opened
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self.projChanged = None # The project has unsaved changes
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self.projAltered = None # The project has been altered this session (used to trigger backup)
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# Debug
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self.handleSeed = None
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# Class Settings
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self.projTree = None # Holds all the items of the project
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self.treeOrder = None # The order of the tree items on the tree view
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self.treeRoots = None # The root items of the tree
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self.trashRoot = None # The handle of the trash root folder
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self.projPath = None # The full path to where the currently open project is saved
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self.projMeta = None # The full path to the project's meta data folder
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self.projCache = None # The full path to the project's cache folder
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self.projDict = None # The spell check dictionary
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self.projFile = None # The file name of the project main xml file
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# Project Meta
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self.projName = None
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self.bookTitle = None
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self.bookAuthors = None
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# Various
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self.autoReplace = None
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# Project Settings
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self.spellCheck = False
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self.statusItems = None
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self.importItems = None
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self.lastEdited = None
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self.lastViewed = None
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self.lastWCount = 0
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self.currWCount = 0
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self.doBackup = True
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# Set Defaults
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self.clearProject()
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# Internal Mapping
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self.makeAlert = self.theParent.makeAlert
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return
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##
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# Item Methods
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##
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def newRoot(self, rootName, rootClass):
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if not self.checkRootUnique(rootClass):
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self.makeAlert("Duplicate root item detected!", nwAlert.ERROR)
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return None
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newItem = NWItem(self)
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newItem.setName(rootName)
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newItem.setType(nwItemType.ROOT)
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newItem.setClass(rootClass)
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newItem.setStatus(0)
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self._appendItem(None,None,newItem)
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return newItem.itemHandle
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def newFolder(self, folderName, folderClass, pHandle):
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newItem = NWItem(self)
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newItem.setName(folderName)
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newItem.setType(nwItemType.FOLDER)
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newItem.setClass(folderClass)
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newItem.setStatus(0)
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self._appendItem(None,pHandle,newItem)
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return newItem.itemHandle
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def newFile(self, fileName, fileClass, pHandle):
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newItem = NWItem(self)
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newItem.setName(fileName)
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newItem.setType(nwItemType.FILE)
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if fileClass == nwItemClass.NOVEL:
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newItem.setLayout(nwItemLayout.SCENE)
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else:
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newItem.setLayout(nwItemLayout.NOTE)
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newItem.setClass(fileClass)
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newItem.setStatus(0)
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self._appendItem(None,pHandle,newItem)
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return newItem.itemHandle
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def addTrash(self):
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newItem = NWItem(self)
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newItem.setName("Trash")
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newItem.setType(nwItemType.TRASH)
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newItem.setClass(nwItemClass.TRASH)
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self._appendItem(None,None,newItem)
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return newItem.itemHandle
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##
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# Project Methods
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##
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def newProject(self):
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hNovel = self.newRoot("Novel", nwItemClass.NOVEL)
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hChars = self.newRoot("Characters", nwItemClass.CHARACTER)
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hWorld = self.newRoot("Plot", nwItemClass.PLOT)
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hWorld = self.newRoot("World", nwItemClass.WORLD)
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hChapt = self.newFolder("New Chapter", nwItemClass.NOVEL, hNovel)
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hScene = self.newFile("New Scene", nwItemClass.NOVEL, hChapt)
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self.projOpened = time()
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self.setProjectChanged(True)
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return True
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def clearProject(self):
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self.projOpened = None
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self.projChanged = None
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self.projAltered = False
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# Project Settings
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self.projTree = {}
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self.treeOrder = []
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self.treeRoots = []
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self.trashRoot = None
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self.projPath = None
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self.projMeta = None
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self.projCache = None
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self.projDict = None
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self.projFile = nwFiles.PROJ_FILE
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self.projName = ""
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self.bookTitle = ""
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self.bookAuthors = []
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self.autoReplace = {}
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self.spellCheck = False
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self.statusItems = NWStatus()
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self.statusItems.addEntry("New", (100,100,100))
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self.statusItems.addEntry("Note", (200, 50, 0))
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self.statusItems.addEntry("Draft", (200,150, 0))
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self.statusItems.addEntry("Finished",( 50,200, 0))
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self.importItems = NWStatus()
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self.importItems.addEntry("New", (100,100,100))
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self.importItems.addEntry("Minor", (200, 50, 0))
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self.importItems.addEntry("Major", (200,150, 0))
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self.importItems.addEntry("Main", ( 50,200, 0))
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self.lastEdited = None
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self.lastViewed = None
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self.lastWCount = 0
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self.currWCount = 0
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return
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def openProject(self, fileName):
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if not path.isfile(fileName):
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fileName = path.join(fileName, nwFiles.PROJ_FILE)
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if not path.isfile(fileName):
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self.makeAlert("File not found: %s" % fileName, nwAlert.ERROR)
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return False
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self.clearProject()
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self.projPath = path.dirname(fileName)
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logger.debug("Opening project: %s" % self.projPath)
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self.projMeta = path.join(self.projPath,"meta")
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self.projCache = path.join(self.projPath,"cache")
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self.projDict = path.join(self.projMeta, nwFiles.PROJ_DICT)
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if not self._checkFolder(self.projMeta): return
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if not self._checkFolder(self.projCache): return
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nwXML = etree.parse(fileName)
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xRoot = nwXML.getroot()
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nwxRoot = xRoot.tag
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appVersion = xRoot.attrib["appVersion"]
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fileVersion = xRoot.attrib["fileVersion"]
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logger.verbose("XML root is %s" % nwxRoot)
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logger.verbose("File version is %s" % fileVersion)
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if not nwxRoot == "novelWriterXML" or not fileVersion == "1.0":
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self.makeAlert("Project file does not appear to be a novelWriterXML file version 1.0", nwAlert.ERROR)
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return False
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for xChild in xRoot:
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if xChild.tag == "project":
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logger.debug("Found project meta")
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for xItem in xChild:
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if xItem.text is None: continue
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if xItem.tag == "name":
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logger.verbose("Working Title: '%s'" % xItem.text)
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self.projName = xItem.text
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elif xItem.tag == "title":
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logger.verbose("Title is '%s'" % xItem.text)
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self.bookTitle = xItem.text
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elif xItem.tag == "author":
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logger.verbose("Author: '%s'" % xItem.text)
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self.bookAuthors.append(xItem.text)
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elif xItem.tag == "backup":
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self.doBackup = checkBool(xItem.text,False)
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elif xChild.tag == "settings":
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logger.debug("Found project settings")
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for xItem in xChild:
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if xItem.text is None: continue
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if xItem.tag == "spellCheck":
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self.spellCheck = checkBool(xItem.text,False)
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elif xItem.tag == "lastEdited":
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self.lastEdited = checkString(xItem.text,None,True)
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elif xItem.tag == "lastViewed":
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self.lastViewed = checkString(xItem.text,None,True)
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elif xItem.tag == "lastWordCount":
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self.lastWCount = checkInt(xItem.text,0,False)
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elif xItem.tag == "status":
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self.statusItems.unpackEntries(xItem)
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elif xItem.tag == "importance":
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self.importItems.unpackEntries(xItem)
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elif xItem.tag == "autoReplace":
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for xEntry in xItem:
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self.autoReplace[xEntry.tag] = checkString(xEntry.text,None,False)
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elif xChild.tag == "content":
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logger.debug("Found project content")
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for xItem in xChild:
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itemAttrib = xItem.attrib
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if "handle" in xItem.attrib:
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tHandle = itemAttrib["handle"]
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else:
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logger.error("Skipping entry missing handle")
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continue
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if "parent" in xItem.attrib:
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pHandle = itemAttrib["parent"]
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else:
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pHandle = None
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nwItem = NWItem(self)
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for xValue in xItem:
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nwItem.setFromTag(xValue.tag,xValue.text)
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self._appendItem(tHandle,pHandle,nwItem)
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self.mainConf.setRecent(self.projPath)
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self.theParent.setStatus("Opened Project: %s" % self.projName)
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self._scanProjectFolder()
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self.setProjectChanged(False)
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self.projOpened = time()
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self.projAltered = False
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return True
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def saveProject(self):
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if self.projPath is None:
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self.makeAlert("Project path not set, cannot save.", nwAlert.ERROR)
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return False
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self.projMeta = path.join(self.projPath,"meta")
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self.projCache = path.join(self.projPath,"cache")
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if not self._checkFolder(self.projPath): return
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if not self._checkFolder(self.projMeta): return
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if not self._checkFolder(self.projCache): return
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logger.debug("Saving project: %s" % self.projPath)
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# Root element and project details
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logger.debug("Writing project meta")
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nwXML = etree.Element("novelWriterXML",attrib={
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"appVersion" : str(nw.__version__),
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"fileVersion" : "1.0",
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"timeStamp" : datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
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})
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# Save Project Meta
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xProject = etree.SubElement(nwXML,"project")
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self._saveProjectValue(xProject,"name", self.projName, True)
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self._saveProjectValue(xProject,"title", self.bookTitle, True)
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self._saveProjectValue(xProject,"author",self.bookAuthors)
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self._saveProjectValue(xProject,"backup",self.doBackup)
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# Save Project Settings
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xSettings = etree.SubElement(nwXML,"settings")
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self._saveProjectValue(xSettings,"spellCheck", self.spellCheck)
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self._saveProjectValue(xSettings,"lastEdited", self.lastEdited)
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self._saveProjectValue(xSettings,"lastViewed", self.lastViewed)
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self._saveProjectValue(xSettings,"lastWordCount",self.currWCount)
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xAutoRep = etree.SubElement(xSettings,"autoReplace")
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for aKey, aValue in self.autoReplace.items():
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if len(aKey) > 0:
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self._saveProjectValue(xAutoRep,aKey,aValue)
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xStatus = etree.SubElement(xSettings,"status")
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self.statusItems.packEntries(xStatus)
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xStatus = etree.SubElement(xSettings,"importance")
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self.importItems.packEntries(xStatus)
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# Save Tree Content
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logger.debug("Writing project content")
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xContent = etree.SubElement(nwXML,"content",attrib={"count":str(len(self.treeOrder))})
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for tHandle in self.treeOrder:
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self.projTree[tHandle].packXML(xContent)
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# Write the xml tree to file
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saveFile = path.join(self.projPath,self.projFile)
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try:
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with open(saveFile,"wb") as outFile:
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outFile.write(etree.tostring(
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nwXML,
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pretty_print = True,
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encoding = "utf-8",
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xml_declaration = True
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))
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except Exception as e:
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self.makeAlert(["Failed to save project.",str(e)], nwAlert.ERROR)
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return False
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self.mainConf.setRecent(self.projPath)
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self.theParent.setStatus("Saved Project: %s" % self.projName)
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self.setProjectChanged(False)
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return True
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def closeProject(self):
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self._appendSessionStats()
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self.clearProject()
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return True
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##
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# Set Functions
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##
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def setProjectPath(self, projPath):
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if projPath is None or projPath == "":
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self.projPath = None
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else:
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self.projPath = projPath
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self.setProjectChanged(True)
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return True
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def setProjectName(self, projName):
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self.projName = projName.strip()
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self.setProjectChanged(True)
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return True
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def setBookTitle(self, bookTitle):
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self.bookTitle = bookTitle.strip()
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self.setProjectChanged(True)
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return True
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def setBookAuthors(self, bookAuthors):
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self.bookAuthors = []
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for bookAuthor in bookAuthors.split("\n"):
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bookAuthor = bookAuthor.strip()
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if bookAuthor == "":
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continue
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self.bookAuthors.append(bookAuthor)
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self.setProjectChanged(True)
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return True
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def setProjBackup(self, doBackup):
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self.doBackup = False
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if doBackup:
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if not path.isdir(self.mainConf.backupPath):
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self.theParent.makeAlert(
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"You must set a valid backup path in preferences<br>to use the automatic project backup feature.",
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nwAlert.ERROR
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)
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return False
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if self.projName == "":
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self.theParent.makeAlert(
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"You must set a valid project name in project settings<br>to use the automatic project backup feature.",
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nwAlert.ERROR
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)
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return False
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self.doBackup = True
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return True
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def setSpellCheck(self, theMode):
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if self.spellCheck != theMode:
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self.spellCheck = theMode
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self.setProjectChanged(True)
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return True
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def setTreeOrder(self, newOrder):
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if len(self.treeOrder) != len(newOrder):
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logger.warning("Size of new and old tree order does not match")
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self.treeOrder = newOrder
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self.setProjectChanged(True)
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return True
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def setLastEdited(self, tHandle):
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if self.lastEdited != tHandle:
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self.lastEdited = tHandle
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self.setProjectChanged(True)
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return True
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def setLastViewed(self, tHandle):
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if self.lastViewed != tHandle:
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self.lastViewed = tHandle
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self.setProjectChanged(True)
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return True
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def setProjectWordCount(self, theCount):
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if self.currWCount != theCount:
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self.currWCount = theCount
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self.setProjectChanged(True)
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return True
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def getSessionWordCount(self):
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return self.currWCount - self.lastWCount
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def setStatusColours(self, newCols):
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replaceMap = self.statusItems.setNewEntries(newCols)
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if self.projTree is not None:
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for nwItem in self.projTree.values():
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if nwItem.itemClass == nwItemClass.NOVEL:
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if nwItem.itemStatus in replaceMap.keys():
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nwItem.setStatus(replaceMap[nwItem.itemStatus])
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self.setProjectChanged(True)
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return
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def setImportColours(self, newCols):
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replaceMap = self.importItems.setNewEntries(newCols)
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if self.projTree is not None:
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for nwItem in self.projTree.values():
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if nwItem.itemClass != nwItemClass.NOVEL:
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if nwItem.itemStatus in replaceMap.keys():
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nwItem.setStatus(replaceMap[nwItem.itemStatus])
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self.setProjectChanged(True)
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return
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def setAutoReplace(self, autoReplace):
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self.autoReplace = autoReplace
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return
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def setProjectChanged(self, bValue):
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self.projChanged = bValue
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self.theParent.setProjectStatus(self.projChanged)
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if bValue:
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# If we've changed the project at all, this should be True
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self.projAltered = True
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return self.projChanged
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##
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# Get Functions
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##
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def getItem(self, tHandle):
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if tHandle in self.projTree:
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return self.projTree[tHandle]
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logger.error("No tree item with handle %s" % str(tHandle))
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return None
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def getProjectItems(self):
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"""This function is called from the tree view when building the tree. Each item in the
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project is returned in the order saved in the project file, but first it checks that it has
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a parent item already sent to the tree.
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"""
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sentItems = []
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iterItems = self.treeOrder.copy()
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n = 0
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nMax = len(iterItems)
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while n < nMax:
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tHandle = iterItems[n]
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tItem = self.getItem(tHandle)
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n += 1
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if n > 10000:
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return # Just in case
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if tItem is None:
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# Technically a bug since treeOrder is built from the same data as projTree
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continue
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elif tItem.parHandle is None:
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# Item is a root, or already been identified as an orphaned item
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sentItems.append(tHandle)
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yield tItem
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elif tItem.parHandle in sentItems:
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# Item's parent has been sent, so all is fine
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sentItems.append(tHandle)
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yield tItem
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elif tItem.parHandle in iterItems:
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# Item's parent exists, but hasn't been sent yet, so add it again to the end
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logger.warning("Item %s found before its parent" % tHandle)
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iterItems.append(tHandle)
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nMax = len(iterItems)
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else:
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# Item is orphaned
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logger.error("Item %s has no parent in current tree" % tHandle)
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tItem.setParent(None)
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yield tItem
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##
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# Class Methods
|
||
##
|
||
|
||
def deleteItem(self, tHandle):
|
||
"""This only removes the item from the order list, but not from the project tree.
|
||
"""
|
||
self.treeOrder.remove(tHandle)
|
||
self.setProjectChanged(True)
|
||
return True
|
||
|
||
def findRootItem(self, theClass):
|
||
for aRoot in self.treeRoots:
|
||
if theClass == self.projTree[aRoot].itemClass:
|
||
return self.projTree[aRoot].itemHandle
|
||
return None
|
||
|
||
def checkRootUnique(self, theClass):
|
||
"""Checks if there already is a root entry of class 'theClass' in the
|
||
root of the project tree.
|
||
"""
|
||
if theClass == nwItemClass.CUSTOM:
|
||
return True
|
||
for aRoot in self.treeRoots:
|
||
if theClass == self.projTree[aRoot].itemClass:
|
||
return False
|
||
return True
|
||
|
||
def countStatus(self):
|
||
self.statusItems.resetCounts()
|
||
self.importItems.resetCounts()
|
||
for nwItem in self.projTree.values():
|
||
if nwItem.itemClass == nwItemClass.NOVEL:
|
||
self.statusItems.countEntry(nwItem.itemStatus)
|
||
else:
|
||
self.importItems.countEntry(nwItem.itemStatus)
|
||
return
|
||
|
||
##
|
||
# Internal Functions
|
||
##
|
||
|
||
def _checkFolder(self, thePath):
|
||
if not path.isdir(thePath):
|
||
try:
|
||
mkdir(thePath)
|
||
logger.info("Created folder %s" % thePath)
|
||
except Exception as e:
|
||
self.makeAlert(["Could not create folder.",str(e)], nwAlert.ERROR)
|
||
return False
|
||
return True
|
||
|
||
def _saveProjectValue(self, xParent, theName, theValue, allowNone=True):
|
||
if not isinstance(theValue, list):
|
||
theValue = [theValue]
|
||
for aValue in theValue:
|
||
if not isinstance(aValue, str):
|
||
aValue = str(aValue)
|
||
if aValue == "" and not allowNone: continue
|
||
xItem = etree.SubElement(xParent,theName)
|
||
xItem.text = aValue
|
||
return
|
||
|
||
def _scanProjectFolder(self):
|
||
|
||
if self.projPath is None:
|
||
return
|
||
|
||
# First, scan the project data folders
|
||
itemList = []
|
||
for subItem in listdir(self.projPath):
|
||
if subItem[:5] != "data_":
|
||
continue
|
||
dataDir = path.join(self.projPath,subItem)
|
||
for subFile in listdir(dataDir):
|
||
if subFile[-4:] == ".nwd":
|
||
newItem = path.join(subItem,subFile)
|
||
itemList.append(newItem)
|
||
|
||
# Then check the valid files
|
||
orphanFiles = []
|
||
for fileItem in itemList:
|
||
if len(fileItem) != 28:
|
||
# Just to be safe, shouldn't happen
|
||
logger.warning("Skipping file %s" % fileItem)
|
||
continue
|
||
fHandle = fileItem[5]+fileItem[7:19]
|
||
if fHandle in self.treeOrder:
|
||
logger.debug("Checking file %s, handle %s: OK" % (fileItem,fHandle))
|
||
else:
|
||
logger.debug("Checking file %s, handle %s: Orphaned" % (fileItem,fHandle))
|
||
orphanFiles.append(fHandle)
|
||
|
||
# Report status
|
||
if len(orphanFiles) > 0:
|
||
self.makeAlert("Found %d orphaned file(s) in project folder!" % len(orphanFiles), nwAlert.WARN)
|
||
else:
|
||
logger.debug("File check OK")
|
||
return
|
||
|
||
# Handle orphans
|
||
nOrph = 0
|
||
for oHandle in orphanFiles:
|
||
nOrph += 1
|
||
orItem = NWItem(self)
|
||
orItem.setName("Orphaned File %d" % nOrph)
|
||
orItem.setType(nwItemType.FILE)
|
||
orItem.setClass(nwItemClass.NO_CLASS)
|
||
orItem.setLayout(nwItemLayout.NO_LAYOUT)
|
||
self._appendItem(oHandle,None,orItem)
|
||
|
||
return
|
||
|
||
def _appendItem(self, tHandle, pHandle, nwItem):
|
||
tHandle = checkString(tHandle,self._makeHandle(),False)
|
||
pHandle = checkString(pHandle,None,True)
|
||
logger.verbose("Adding entry %s with parent %s" % (str(tHandle),str(pHandle)))
|
||
|
||
nwItem.setHandle(tHandle)
|
||
nwItem.setParent(pHandle)
|
||
|
||
self.projTree[tHandle] = nwItem
|
||
self.treeOrder.append(tHandle)
|
||
|
||
if nwItem.itemType == nwItemType.ROOT:
|
||
logger.verbose("Entry %s is a root item" % str(tHandle))
|
||
self.treeRoots.append(tHandle)
|
||
|
||
if nwItem.itemType == nwItemType.TRASH:
|
||
if self.trashRoot is None:
|
||
logger.verbose("Entry %s is the trash folder" % str(tHandle))
|
||
self.trashRoot = tHandle
|
||
else:
|
||
logger.error("Only one trash folder allowed")
|
||
|
||
self.setProjectChanged(True)
|
||
|
||
return
|
||
|
||
def _appendSessionStats(self):
|
||
|
||
if self.projMeta is None:
|
||
return False
|
||
|
||
with open(path.join(self.projMeta, nwFiles.SESS_INFO), mode="a+") as outFile:
|
||
print((
|
||
"Start: {opened:s} "
|
||
"End: {closed:s} "
|
||
"Words: {words:8d}"
|
||
).format(
|
||
opened = datetime.fromtimestamp(self.projOpened).strftime("%Y-%m-%d %H:%M:%S"),
|
||
closed = datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
|
||
words = self.getSessionWordCount(),
|
||
), file=outFile)
|
||
|
||
return True
|
||
|
||
def _makeHandle(self, addSeed=""):
|
||
if self.handleSeed is None:
|
||
newSeed = str(time()) + addSeed
|
||
else:
|
||
# This is used for debugging
|
||
newSeed = str(self.handleSeed)
|
||
self.handleSeed += 1
|
||
logger.verbose("Generating handle with seed '%s'" % newSeed)
|
||
itemHandle = sha256(newSeed.encode()).hexdigest()[0:13]
|
||
if itemHandle in self.projTree.keys():
|
||
logger.warning("Duplicate handle encountered! Retrying ...")
|
||
itemHandle = self._makeHandle(addSeed+"!")
|
||
return itemHandle
|
||
|
||
# END Class NWProject
|