Veronica K. B. Olsen
291 lines
9.6 KiB
Python
291 lines
9.6 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
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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.enum import nwItemType, nwItemClass
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from nw.project.item import NWItem
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logger = logging.getLogger(__name__)
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class NWProject():
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def __init__(self):
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# Internal
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self.mainConf = nw.CONFIG
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# Project Settings
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self.projTree = {}
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self.treeOrder = []
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self.projPath = None
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self.projFile = "nwProject.nwx"
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self.projName = ""
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self.bookTitle = ""
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self.bookAuthors = []
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return
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def buildProjectTree(self):
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return True
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def newRoot(self, rootName, rootClass):
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newItem = NWItem()
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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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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()
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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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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()
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newItem.setName(fileName)
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newItem.setType(nwItemType.FILE)
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newItem.setClass(fileClass)
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self._appendItem(None,pHandle,newItem)
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return newItem.itemHandle
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def newProject(self):
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self.projTree = {}
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self.treeOrder = []
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self.projPath = None
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self.projFile = "nwProject.nwx"
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self.projName = ""
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self.bookTitle = ""
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self.bookAuthors = []
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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("World", nwItemClass.WORLD)
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hChapt = self.newFolder("New Chapter", nwItemClass.CHAPTER ,hNovel)
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hScene = self.newFile("New Scene", nwItemClass.NONE, hChapt)
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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, "nwProject.nwx")
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if not path.isfile(fileName):
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logger.error("File not found: %s" % fileName)
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return False
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self.projPath = path.dirname(fileName)
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logger.debug("Opening project: %s" % self.projPath)
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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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logger.error("Project file does not appear to be a novelWriterXML file version 1.0")
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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 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()
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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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return True
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def saveProject(self):
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if self.projPath is None:
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logger.error("Project path not set, cannot save.")
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return False
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if not path.isdir(self.projPath):
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logger.info("Created folder %s" % self.projPath)
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mkdir(self.projPath)
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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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"fileVersion" : "1.0",
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"appVersion" : str(nw.__version__),
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"timeStamp" : datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
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})
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xProject = etree.SubElement(nwXML,"project")
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xProjName = etree.SubElement(xProject,"name")
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xProjName.text = self.projName
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xBookTitle = etree.SubElement(xProject,"title")
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xBookTitle.text = self.bookTitle
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for bookAuthor in self.bookAuthors:
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if bookAuthor == "": continue
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xBookAuthor = etree.SubElement(xProject,"author")
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xBookAuthor.text = bookAuthor
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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.projTree))})
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itemIdx = 0
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for tHandle in self.treeOrder:
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nwItem = self.projTree[tHandle]
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xItem = etree.SubElement(xContent,"item",attrib={
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"handle" : str(tHandle),
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"parent" : str(nwItem.parHandle),
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"order" : str(nwItem.itemOrder),
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})
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xItemValue = etree.SubElement(xItem,"name")
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xItemValue.text = str(nwItem.itemName)
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xItemValue = etree.SubElement(xItem,"type")
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xItemValue.text = str(nwItem.itemType.name)
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xItemValue = etree.SubElement(xItem,"class")
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xItemValue.text = str(nwItem.itemClass.name)
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xItemValue = etree.SubElement(xItem,"expanded")
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xItemValue.text = str(nwItem.isExpanded)
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# Write the xml tree to file
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with open(path.join(self.projPath,self.projFile),"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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self.mainConf.setRecent(self.projPath)
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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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self.projPath = projPath
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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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return True
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def setBookTitle(self, bookTitle):
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self.bookTitle = bookTitle.strip()
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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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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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return True
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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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#
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# Internal Functions
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#
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def _appendItem(self, tHandle, pHandle, nwItem):
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tHandle = self._checkString(tHandle,self._makeHandle(),False)
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pHandle = self._checkString(pHandle,None,True)
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logger.verbose("Adding entry %s with parent %s" % (str(tHandle),str(pHandle)))
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nwItem.setHandle(tHandle)
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nwItem.setParent(pHandle)
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self.projTree[tHandle] = nwItem
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self.treeOrder.append(tHandle)
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return
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def _makeHandle(self, addSeed=""):
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newSeed = str(time()) + addSeed
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logger.verbose("Generating handle with seed '%s'" % newSeed)
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itemHandle = sha256(newSeed.encode()).hexdigest()[0:13]
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if itemHandle in self.projTree.keys():
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logger.warning("Duplicate handle encountered! Retrying ...")
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itemHandle = self._makeHandle(addSeed+"!")
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return itemHandle
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def _checkString(self,checkValue,defaultValue,allowNone=False):
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if allowNone:
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if checkValue == None: return None
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if checkValue == "None": return None
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if isinstance(checkValue,str): return str(checkValue)
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return defaultValue
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def _checkInt(self,checkValue,defaultValue,allowNone=False):
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if allowNone:
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if checkValue == None: return None
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if checkValue == "None": return None
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try:
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return int(checkValue)
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except:
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return defaultValue
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# END Class NWProject
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