public static void main(String[] args) throws Exception {
java.io.File inFile = null;
java.io.File outDir = null;
if (args.length != 2
|| !(inFile = new java.io.File(args[0])).isFile()
|| !(outDir = new java.io.File(args[1])).isDirectory()) {
System.err.println(
"usage: java com.xmlmind.ditac.preprocess.LinkGenerator" + " in_map_file out_dir");
System.exit(1);
}
LoadedDocuments loadedDocs = new LoadedDocuments();
LoadedDocument loadedMap = loadedDocs.load(inFile);
switch (loadedMap.type) {
case BOOKMAP:
case MAP:
break;
default:
System.err.println("'" + inFile + "' does not contain a map");
System.exit(1);
}
(new LinkGenerator())
.processMap(loadedMap.document.getDocumentElement(), loadedMap.url, loadedDocs);
java.util.Iterator<LoadedDocument> iter = loadedDocs.iterator();
while (iter.hasNext()) {
LoadedDocument loadedDoc = iter.next();
if (loadedDoc != loadedMap) {
java.io.File outFile =
new java.io.File(outDir, com.xmlmind.util.URLUtil.getBaseName(loadedDoc.url));
com.xmlmind.ditac.util.SaveDocument.save(loadedDoc.document, outFile);
}
}
}
private Entry createEntry(Element topicref, String href, LoadedDocuments loadedDocs) {
// scope ---
String scope = DITAUtil.getNonEmptyAttribute(topicref, null, "scope");
// format ---
String format = DITAUtil.getFormat(topicref, href);
if (format == null) {
console.warning(topicref, Msg.msg("missingAttribute", "format"));
return null;
}
// linking ---
Linking linking = Linking.NORMAL;
String value = DITAUtil.getNonEmptyAttribute(topicref, null, "linking");
if (value != null) {
if ("none".equals(value)) {
linking = Linking.NONE;
} else if ("sourceonly".equals(value)) {
linking = Linking.SOURCE_ONLY;
} else if ("targetonly".equals(value)) {
linking = Linking.TARGET_ONLY;
} else if ("normal".equals(value)) {
linking = Linking.NORMAL;
} else {
console.warning(topicref, Msg.msg("invalidAttribute", value, "linking"));
linking = Linking.NONE;
}
}
// linktext, shortdesc ---
Element linktext = null;
Element shortdesc = null;
Element topicmeta = DITAUtil.findChildByClass(topicref, "map/topicmeta");
if (topicmeta != null) {
// Notice "map/linktext" and not "topic/linktext".
linktext = DITAUtil.findChildByClass(topicmeta, "map/linktext");
// Notice "map/shortdesc" and not "topic/shortdesc".
shortdesc = DITAUtil.findChildByClass(topicmeta, "map/shortdesc");
}
// topicId, elementId, topic ---
String topicId = null;
String elementId = null;
Element topic = null;
if ((scope == null || "local".equals(scope)) && "dita".equals(format)) {
// Points to a local topic.
URL url;
try {
url = URLUtil.createURL(href);
} catch (MalformedURLException ignored) {
console.warning(topicref, Msg.msg("invalidAttribute", href, "href"));
return null;
}
String fragment = URLUtil.getFragment(url);
url = URLUtil.setFragment(url, null);
// LoadedDocuments.get() is sufficient in production.
// We use load() here just to be able to run the test drive below.
LoadedDocument loadedDoc = null;
try {
loadedDoc = loadedDocs.load(url);
} catch (Exception shouldNotHappen) {
}
if (loadedDoc != null) {
if (fragment != null) {
int pos = fragment.indexOf('/');
if (pos > 0 && pos + 1 < fragment.length()) {
topicId = fragment.substring(0, pos);
elementId = fragment.substring(pos + 1);
} else {
topicId = fragment;
}
}
LoadedTopic loadedTopic = null;
if (topicId != null) {
loadedTopic = loadedDoc.findTopicById(topicId);
} else {
loadedTopic = loadedDoc.getFirstTopic();
}
if (loadedTopic != null) {
if (loadedTopic.isExcluded()) {
return null;
} else {
topicId = loadedTopic.topicId;
topic = loadedTopic.element;
// Normalize href ---
StringBuilder buffer = new StringBuilder(url.toExternalForm());
buffer.append('#');
buffer.append(URIComponent.quoteFragment(topicId));
if (elementId != null) {
buffer.append('/');
buffer.append(URIComponent.quoteFragment(elementId));
}
href = buffer.toString();
}
} else {
console.warning(topicref, Msg.msg("pointsOutsidePreprocessedTopics", href));
return null;
}
} else {
console.warning(topicref, Msg.msg("pointsOutsidePreprocessedTopics", href));
return null;
}
} else {
// Points to an external resource.
if (linking != Linking.NONE) {
linking = Linking.TARGET_ONLY;
}
}
return new Entry(href, scope, format, linking, linktext, shortdesc, topicId, elementId, topic);
}