| # /usr/bin/python |
| |
| ######################################################################## |
| # |
| # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER |
| # |
| # Copyright 2009, 2010 Oracle and/or its affiliates. All rights reserved. |
| # |
| # Use is subject to license terms. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| # use this file except in compliance with the License. You may obtain a copy |
| # of the License at http://www.apache.org/licenses/LICENSE-2.0. You can also |
| # obtain a copy of the License at http://odftoolkit.org/docs/license.txt |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| ########################################################################/ |
| |
| from datetime import datetime |
| from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED |
| from hierarchy import CHILD_ELEMENTS, CHILD_ATTRIBUTES |
| from xml.dom import minidom |
| |
| class OdfDocument: |
| |
| # Constructor. Param: File-like input object or path to input file |
| def __init__(self, path_or_file): |
| self.mZip = ZipFile(path_or_file, 'r') |
| self.mContentDom = None |
| self.mStylesDom = None |
| |
| # Get DOM of content.xml |
| def get_content_dom(self): |
| if not self.mContentDom: |
| contentString = self.mZip.read("content.xml") |
| self.mContentDom = minidom.parseString(contentString) |
| return self.mContentDom |
| |
| # Get document type depended content root (e.g. office:text node for .odt) |
| def get_content_root(self): |
| self.get_content_dom() |
| document_content = self.mContentDom.firstChild |
| if document_content: |
| office_body = None |
| for child in document_content.childNodes: |
| if child.nodeName == "office:body": |
| office_body = child |
| break |
| if office_body: |
| return office_body.firstChild |
| |
| # Get DOM of styles.xml |
| def get_styles_dom(self): |
| if not self.mStylesDom: |
| stylesString = self.mZip.read("styles.xml") |
| self.mStylesDom = minidom.parseString(stylesString) |
| return self.mStylesDom |
| |
| # Save Document. The input file must not be overwritten. |
| def save(self, path_or_file): |
| outZip = ZipFile(path_or_file, 'w') |
| today = datetime.today() |
| self.get_content_dom() |
| self.get_styles_dom() |
| for filename in self.mZip.namelist(): |
| transmit = "" |
| info = ZipInfo(filename, (today.year, today.month, today.day, today.hour, today.minute, today.second)) |
| if filename == "content.xml": |
| transmit = self.mContentDom.toxml().encode( 'utf-8') |
| elif filename == "styles.xml": |
| transmit = self.mStylesDom.toxml().encode( 'utf-8') |
| else: |
| transmit = self.mZip.read(filename) |
| if filename == "mimetype": |
| info.compress_type = ZIP_STORED |
| else: |
| info.compress_type = ZIP_DEFLATED |
| outZip.writestr(info, transmit) |
| outZip.close() |
| |
| # This method should be in Node itself |
| def allowed_child_elements(self, odf_node): |
| return CHILD_ELEMENTS[odf_node.nodeName] |
| |
| # This method should be in Node itself |
| def allowed_attributes(self, odf_node): |
| return CHILD_ATTRIBUTES[odf_node.nodeName] |
