/*
* Copyright (c) 2007 Adobe Systems Incorporated
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
package com.adobe.epubcheck.ncx;
import java.io.IOException;
import java.io.InputStream;
import com.adobe.epubcheck.api.Report;
import com.adobe.epubcheck.messages.MessageId;
import com.adobe.epubcheck.messages.MessageLocation;
import com.adobe.epubcheck.ocf.OCFPackage;
import com.adobe.epubcheck.opf.ContentChecker;
import com.adobe.epubcheck.opf.XRefChecker;
import com.adobe.epubcheck.util.EPUBVersion;
import com.adobe.epubcheck.xml.XMLParser;
import com.adobe.epubcheck.xml.XMLValidators;
public class NCXChecker implements ContentChecker
{
private final OCFPackage ocf;
private final Report report;
private final String path;
private final XRefChecker xrefChecker;
private final EPUBVersion version;
public NCXChecker(OCFPackage ocf, Report report, String path,
XRefChecker xrefChecker, EPUBVersion version)
{
this.ocf = ocf;
this.report = report;
this.path = path;
this.xrefChecker = xrefChecker;
this.version = version;
}
public void runChecks()
{
if (!ocf.hasEntry(path))
{
report.message(MessageId.RSC_001, new MessageLocation(this.ocf.getName(), -1, -1), path);
}
else if (!ocf.canDecrypt(path))
{
report.message(MessageId.RSC_004, new MessageLocation(this.ocf.getName(), 0, 0), path);
}
else
{
// relaxng
XMLParser ncxParser;
NCXHandler ncxHandler;
InputStream in;
try
{
in = ocf.getInputStream(path);
}
catch (IOException e)
{
in = null;
}
if (in == null)
{
return;
}
ncxParser = new XMLParser(ocf, in, path, "application/x-dtbncx+xml", report, version);
ncxParser.addValidator(XMLValidators.NCX_RNG.get());
ncxHandler = new NCXHandler(ncxParser, path, xrefChecker);
ncxParser.addXMLHandler(ncxHandler);
ncxParser.process();
if (ocf.getUniqueIdentifier() != null && !ocf.getUniqueIdentifier().equals(ncxHandler.getUid()))
{
report.message(MessageId.NCX_003,
new MessageLocation(path, ncxParser.getLineNumber(), ncxParser.getColumnNumber(), String.format("%1$s: %2$s", ncxHandler.getUid(), ocf.getUniqueIdentifier())));
}
try
{
in = ocf.getInputStream(path);
}
catch (IOException e)
{
in = null;
}
if (in != null)
{
ncxParser = new XMLParser(ocf, in, path, "application/x-dtbncx+xml", report, version);
ncxParser.addValidator(XMLValidators.NCX_SCH.get());
ncxParser.process();
try
{
in.close();
}
catch (IOException ignored)
{
// eat it
}
}
}
}
}