public static void ajaxEditDocument(Long documentId, String newTitle, String newContent) {
Document document = Document.findById(documentId);
document.changeSubject(newTitle);
Config config = Config.getInstance();
User currentUser = User.findById(config.getSingedInUserId());
Version newVersion = new Version(currentUser, document, newContent).save();
System.out.println("* A new version is successfully created.");
document.addVersion(newVersion);
document.save();
}
public static void ajaxDeleteDocument(Long documentId) {
// If it is not the root document we are going to delete
if (documentId != 0L) {
Document document = Document.findById(documentId);
List<Document> children =
Document.find("select p from Document p where p.parentId=?", document.id).fetch();
// If target document contains children documents
// then remove all children, don't leave scala documents
int i = 0;
for (i = 0; i < children.size(); i++) {
children.get(i).delete();
}
document.delete();
}
}
/*
* Create a document and save using Ajax
*/
public static void ajaxCreateDocument(String subject, String content, Long parentId) {
/*
* Create a document and save
* Create first version of the document
* Create permalink of that version
*/
// By creating a document, I assume that the document is created by the
// program, and versions in the document are created by users
// Create a new document for current user, current user is defined in Config
Document document = new Document(subject, parentId).save();
System.out.println("* A new document is successfully created.");
Config config = Config.getInstance();
User currentUser = User.findById(config.getSingedInUserId());
Version aversion = new Version(currentUser, document, content).save();
System.out.println("* A new version is successfully created.");
document.addVersion(aversion);
Documents.ajaxAllDocuments();
}