org.hl7.fhir.utilities.xls.XLSXmlNormaliser Maven / Gradle / Ivy
package org.hl7.fhir.utilities.xls;
/*
Copyright (c) 2011+, HL7, Inc.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of HL7 nor the names of its contributors may be used to
endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.utilities.TextFile;
import org.hl7.fhir.utilities.Utilities;
import org.hl7.fhir.utilities.xml.XMLUtil;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.xml.sax.SAXException;
public class XLSXmlNormaliser {
private static final String XLS_NS = "urn:schemas-microsoft-com:office:spreadsheet";
private Document xml;
private String source;
private String dest;
private boolean exceptionIfExcelNotNormalised;
public XLSXmlNormaliser(String source, String dest, boolean exceptionIfExcelNotNormalised) {
super();
this.source = source;
this.dest = dest;
this.exceptionIfExcelNotNormalised = exceptionIfExcelNotNormalised;
}
public XLSXmlNormaliser(String source, boolean exceptionIfExcelNotNormalised) {
super();
this.source = source;
this.dest = source;
this.exceptionIfExcelNotNormalised = exceptionIfExcelNotNormalised;
}
public void go() throws FHIRException, TransformerException, ParserConfigurationException, SAXException, IOException {
File inp = new File(source);
long time = inp.lastModified();
xml = parseXml(new FileInputStream(inp));
Element root = xml.getDocumentElement();
boolean hasComment = false;
Node n = root.getFirstChild();
while (n != null) {
if (n.getNodeType() == Node.COMMENT_NODE && "canonicalized".equals(n.getTextContent())) {
hasComment = true;
break;
}
n = n.getNextSibling();
}
if (hasComment)
return;
if (exceptionIfExcelNotNormalised)
throw new FHIRException("The spreadsheet "+dest+" was committed after editing in excel, but before the build could run *after Excel was closed*");
System.out.println("normalise: "+source);
XMLUtil.deleteByName(root, "ActiveSheet");
Element xw = XMLUtil.getNamedChild(root, "ExcelWorkbook");
XMLUtil.deleteByName(xw, "WindowHeight");
XMLUtil.deleteByName(xw, "WindowWidth");
XMLUtil.deleteByName(xw, "WindowTopX");
XMLUtil.deleteByName(xw, "WindowTopY");
for (Element wk : XMLUtil.getNamedChildren(root, "Worksheet"))
processWorksheet(wk);
if (!hasComment)
root.appendChild(xml.createComment("canonicalized"));
try {
saveXml(new FileOutputStream(dest));
String s = TextFile.fileToString(dest);
s = s.replaceAll("\r\n","\n");
s = replaceSignificantEoln(s);
TextFile.stringToFile(s, dest, false);
new File(dest).setLastModified(time);
} catch (Exception e) {
System.out.println("The file "+dest+" is still open in Excel, and you will have to run the build after closing Excel before committing");
}
}
private String replaceSignificantEoln(String s) {
StringBuilder b = new StringBuilder();
boolean hasText = false;
for (char c : s.toCharArray()) {
if (c == '>' || c == '<' ) {
hasText = false;
b.append(c);
} else if (c == '\n') {
if (hasText) {
b.append("
");
} else
b.append(c);
} else if (!Character.isWhitespace(c)) {
b.append(c);
hasText = true;
} else
b.append(c);
}
return b.toString();
}
private void processWorksheet(Element wk) throws FHIRException {
Element tbl = XMLUtil.getNamedChild(wk, "Table");
processTable(tbl);
for (Element row : XMLUtil.getNamedChildren(tbl, "Row"))
processRow(row);
for (Element col : XMLUtil.getNamedChildren(tbl, "Column"))
processCol(col);
for (Element wo : XMLUtil.getNamedChildren(wk, "WorksheetOptions"))
processOptions(wo);
}
private void processOptions(Element wo) {
XMLUtil.deleteByName(wo, "Unsynced");
XMLUtil.deleteByName(wo, "Panes");
for (Element panes : XMLUtil.getNamedChildren(wo, "Panes"))
processPanes(panes);
}
private void processPanes(Element panes) {
for (Element pane : XMLUtil.getNamedChildren(panes, "Pane"))
processPane(pane);
}
private void processPane(Element pane) {
XMLUtil.deleteByName(pane, "ActiveRow");
XMLUtil.deleteByName(pane, "ActiveCol");
}
// private void setTextElement(Element e, String name, String text) {
// Element te = XMLUtil.getNamedChild(e, name);
// if (te != null)
// te.setTextContent(text);
// }
private void processTable(Element col) {
XMLUtil.deleteAttr(col, "urn:schemas-microsoft-com:office:spreadsheet", "DefaultColumnWidth");
XMLUtil.deleteAttr(col, "urn:schemas-microsoft-com:office:spreadsheet", "DefaultRowHeight");
}
private void processCol(Element col) {
String width = col.getAttributeNS("urn:schemas-microsoft-com:office:spreadsheet", "Width");
if (!Utilities.noString(width)) {
Double d = Double.valueOf(width);
width = Double.toString(Math.round(d*2)/2);
col.setAttributeNS("urn:schemas-microsoft-com:office:spreadsheet", "ss:Width", width);
}
}
private void processRow(Element row) {
String height = row.getAttributeNS("urn:schemas-microsoft-com:office:spreadsheet", "Height");
if (!Utilities.noString(height) && height.contains(".")) {
Double d = Double.valueOf(height);
row.setAttributeNS("urn:schemas-microsoft-com:office:spreadsheet", "ss:Height", Long.toString(Math.round(d)));
}
}
private void check(boolean test, String message) throws FHIRException {
if (!test)
throw new FHIRException(message+" in "+getLocation());
}
private Document parseXml(InputStream in) throws FHIRException, ParserConfigurationException, SAXException, IOException {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
DocumentBuilder builder = factory.newDocumentBuilder();
return builder.parse(in);
}
private void saveXml(FileOutputStream stream) throws TransformerException, IOException {
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer();
Result result = new StreamResult(stream);
Source source = new DOMSource(xml);
transformer.transform(source, result);
stream.flush();
}
private String getLocation() {
return source; //+", row "+rowIndex.toString();
}
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