public void startElement() {
XMLElement e = parser.getCurrentElement();
String ns = e.getNamespace();
String name = e.getName();
String id = e.getAttribute("id");
if (ns.equals("http://www.daisy.org/z3986/2005/dtbook/")) {
// link@href, a@href, img@src
String uri = null;
/*
* This section checks to see if the references used are registered
* schema-types and whether they point to external resources. The
* resources are only allowed to be external if the attribute
* "external" is set to true.
*/
if (name.equals("a")) {
uri = e.getAttribute("href");
String external = e.getAttribute("external");
if (uri != null && external.equals("true")) {
if (OPSHandler.isRegisteredSchemeType(uri)) uri = null;
else if (uri.indexOf(':') > 0) {
parser
.getReport()
.warning(
path,
parser.getLineNumber(),
parser.getColumnNumber(),
"use of non-registered URI schema type in href: " + uri);
uri = null;
}
}
} else if (name.equals("link")) {
uri = e.getAttribute("href");
} else if (name.equals("img")) {
uri = e.getAttribute("src");
}
if (uri != null) {
// TODO check if dtbook uses xml:base of so set third param
uri = PathUtil.resolveRelativeReference(path, uri, null);
xrefChecker.registerReference(
path,
parser.getLineNumber(),
parser.getColumnNumber(),
uri,
name.equals("img") ? XRefChecker.RT_IMAGE : XRefChecker.RT_HYPERLINK);
if (uri.startsWith("http")) {
parser.getReport().info(path, FeatureEnum.REFERENCE, uri);
}
}
if (id != null)
xrefChecker.registerAnchor(
path, parser.getLineNumber(), parser.getColumnNumber(), id, XRefChecker.RT_HYPERLINK);
}
}
public void startElement() {
XMLElement e = parser.getCurrentElement();
String ns = e.getNamespace();
String name = e.getName();
if (ns.equals("http://www.daisy.org/z3986/2005/ncx/")) {
if (name.equals("content")) {
String href = e.getAttribute("src");
if (href != null) {
href = PathUtil.resolveRelativeReference(path, href, null);
xrefChecker.registerReference(
path,
parser.getLineNumber(),
parser.getColumnNumber(),
href,
XRefChecker.RT_HYPERLINK);
}
}
}
}
