@Override
public InputStream getRenderInputStream(
PresentationType presentationType, List<Artifact> artifacts) throws OseeCoreException {
InputStream stream = null;
try {
if (artifacts.isEmpty()) {
stream =
Streams.convertStringToInputStream(
WordWholeDocumentAttribute.getEmptyDocumentContent(), "UTF-8");
} else {
Artifact artifact = artifacts.iterator().next();
String content =
artifact.getOrInitializeSoleAttributeValue(CoreAttributeTypes.WholeWordContent);
if (presentationType == PresentationType.DIFF
&& WordUtil.containsWordAnnotations(content)) {
throw new OseeStateException(
"Trying to diff the [%s] artifact on the [%s] branch, which has tracked changes turned on. All tracked changes must be removed before the artifacts can be compared.",
artifact.getName(), artifact.getBranch().getName());
}
LinkType linkType = LinkType.OSEE_SERVER_LINK;
content = WordMlLinkHandler.link(linkType, artifact, content);
String classification = WordRendererUtil.getDataRightsClassification(artifact);
if (Strings.isValid(classification)) {
content = addDataRights(content, classification, artifact);
}
stream = Streams.convertStringToInputStream(content, "UTF-8");
}
} catch (IOException ex) {
OseeExceptions.wrapAndThrow(ex);
}
return stream;
}
private String addDataRights(String content, String classification, Artifact artifact) {
String toReturn = content;
PageOrientation orientation = WordRendererUtil.getPageOrientation(artifact);
DataRightInput request = new DataRightInput();
request.addData(artifact.getGuid(), classification, orientation, 0);
DataRightProvider provider = new DataRightProviderImpl();
DataRightResult dataRights = provider.getDataRights(request);
String footer = dataRights.getContent(artifact.getGuid(), orientation);
Matcher startFtr = START_PATTERN.matcher(footer);
Matcher endFtr = END_PATTERN.matcher(footer);
if (startFtr.find() && endFtr.find()) {
ChangeSet ftrCs = new ChangeSet(footer);
ftrCs.delete(0, startFtr.end());
ftrCs.delete(endFtr.start(), footer.length());
footer = ftrCs.applyChangesToSelf().toString();
}
startFtr.reset(content);
endFtr.reset(content);
ChangeSet cs = new ChangeSet(content);
while (startFtr.find()) {
if (endFtr.find()) {
cs.replace(startFtr.end(), endFtr.start(), footer);
}
}
toReturn = cs.applyChangesToSelf().toString();
return toReturn;
}