/// <summary>
/// Valideaza un document. Daca statusul sau este gol, atunci
/// se porneste parsarea si apelarea celorlalte moduule.
/// </summary>
/// <param name="doc">Documentul ce trebuie validat</param>
/// <returns>Fisierul XML daca exista. Null daca documentul inca nu a fost creat.</returns>
public String ValidateDocumentOutput(DocumentOutput doc)
{
if (this.EntityManager == null)
{
return(null);
}
switch (doc.Status)
{
/*daca fisierul a fost creat, il intoarcems*/
case DocumentManager.StatusOK:
return(doc.Document);
/*daca documentul e in curs de parsare, nu facem nimic*/
case DocumentManager.StatusParsing:
return(null);
/*daca documentul este gol, pornim workerul ce se ocupa de apelarea modulelor*/
case DocumentManager.StatusEmpty:
this._StartWorker(doc);
return(null);
default:
return(null);
}
}
private DocumentOutput _CombineTimeline(DocumentOutput summ, DocumentOutput sit, DocumentOutput time)
{
XmlDocument root = new XmlDocument();
XmlDocument sitDoc = new XmlDocument(); sitDoc.LoadXml(sit.Document);
XmlDocument timeDoc = new XmlDocument(); timeDoc.LoadXml(time.Document);
XmlDocument summDoc = new XmlDocument(); summDoc.LoadXml(summ.Document);
var situations = root.CreateElement("situations"); root.AppendChild(situations);
/*infromatiile extrase anterior*/
foreach (XmlElement elem in summDoc.GetElementsByTagName("extraction"))
{
situations.AppendChild(elem);
}
foreach (XmlElement esit in sitDoc.GetElementsByTagName("situation"))
{
}
MemoryStream ms = new MemoryStream();
root.Save(ms);
return(this._em.AddDocumentOutput(this._doc.DocumentId, "summary", DocumentManager.StatusOK,
Encoding.UTF8.GetString(ms.ToArray())));
}
private void _StartWorker(DocumentOutput doc)
{
ModuleWorker worker = new ModuleWorker(this.EntityManager, doc);
/*cream un thread nou*/
Thread thread = new Thread(new ThreadStart(worker.Run));
thread.Start();
}
private DocumentOutput _GetSummary(string root)
{
DocumentOutput doc = null;
/*verificam daca este deja documentul in bd*/
try {
doc = this._em.GetDocumentOutput(this._doc.DocumentId, "summ");
/*ne asiguram ca este scris*/
using (Stream stream = File.OpenWrite(root + "\\summ.xml")) {
byte[] buffer = Encoding.UTF8.GetBytes(doc.Document);
stream.Write(buffer, 0, buffer.Length);
}
} catch { }
if (doc != null)
{
return(doc);
}
String input = null;
using (StreamReader stream = new StreamReader(root + "\\main.txt")) {
input = stream.ReadToEnd();
}
/*cream modulu de sumarizare*/
/*ISummarizer summarizer = new SimpleSummarizer();
* String output = summarizer.Summarize(input, 40);*/
String output = null;
using (StreamReader info = new StreamReader(File.OpenRead(root + "\\info.xml"))) {
XElement infoDoc = XElement.Parse(info.ReadToEnd());
output = new Summarisation().ProcessXML(infoDoc);
}
if (output == null)
{
return(null);
}
/*punem in baza de date rezultatul*/
doc = this._em.AddDocumentOutput(this._doc.DocumentId, "summ",
DocumentManager.StatusOK, output);
/*scriem si in fisier*/
using (Stream stream = File.OpenWrite(root + "\\summ.xml")) {
byte[] buffer = Encoding.UTF8.GetBytes(output);
stream.Write(buffer, 0, buffer.Length);
}
return(doc);
}
private Boolean _CreateTimelineDocument(string root)
{
/*sunt nevoie si de situatii*/
DocumentOutput infoDoc = this._GetInformation(root);
/*cream documentul cu situatiile*/
DocumentOutput sitDoc = this._GetSituations(root);
/*daca a reusit apelarea modulelor*/
return(true);
}
public String GetDocument(int id, string type)
{
DocumentOutput res = null;
try {
res = this.EntityManager.GetDocumentOutput(id, type);
if (res == null)
{
throw new EntityManagerException();
}
} catch (EntityManagerException) {
throw new DocumentException("Documentul nu a fost gasit");
}
return(this._moduleManager.ValidateDocumentOutput(res));
}
private Boolean _CreateSummaryDocument(string root)
{
try {
/*extragem infomatiile*/
DocumentOutput infoDoc = this._GetInformation(root);
/*extragem resultatul*/
DocumentOutput summaryDoc = this._GetSummary(root);
/*le combinam*/
DocumentOutput summary = this._CombineSummary(infoDoc, summaryDoc);
/*daca a reusit apelarea modulelor*/
return(true);
} catch {
return(false);
}
}
private DocumentOutput _GetSituations(string root)
{
DocumentOutput doc = null;
/*verificam daca este deja documentul in bd*/
try {
doc = this._em.GetDocumentOutput(this._doc.DocumentId, "situations");
/*ne asiguram ca este scris*/
using (Stream stream = File.OpenWrite(root + "\\sit.xml")) {
byte[] buffer = Encoding.UTF8.GetBytes(doc.Document);
stream.Write(buffer, 0, buffer.Length);
}
} catch { }
if (doc != null)
{
return(doc);
}
/*pornim procesul*/
Process process = Process.Start(new ProcessStartInfo("java",
" -jar AISituations.jar -f \"" + root + "\\info.xml\" " +
" -t \"" + root + "\\main.txt\" " +
" -o \"" + root + "\\sit.xml\""
)
{
WorkingDirectory = ROOT + "\\sit"
});
process.WaitForExit();
try {
/*citim fisierul si il punem in bd*/
using (Stream stream = File.OpenRead(root + "\\sit.xml")) {
StreamReader sr = new StreamReader(stream);
/*adaugam documentul in baza de date*/
doc = this._em.AddDocumentOutput(this._doc.DocumentId, "situations",
DocumentManager.StatusOK, sr.ReadToEnd());
}
} catch { };
return(doc);
}
private DocumentOutput _GetInformation(string root)
{
DocumentOutput doc = null;
/*verificam daca este deja documentul in bd*/
try {
doc = this._em.GetDocumentOutput(this._doc.DocumentId, "information");
/*ne asiguram ca este scris*/
using (Stream stream = File.OpenWrite(root + "\\info.xml")) {
byte[] buffer = Encoding.UTF8.GetBytes(doc.Document);
stream.Write(buffer, 0, buffer.Length);
}
} catch { }
if (doc != null)
{
return(doc);
}
/*pornim procesul*/
String args = " -Xms1500m -Xmx1500m -jar InformationExtraction.jar input=\"" +
root + "\\main.txt\" " + "output=\"" + root + "\\info.xml\" " +
" find genre characters locations dates relationships actions";
Process infoProcess = Process.Start(new ProcessStartInfo("java", args)
{
WorkingDirectory = ROOT + "\\info"
});
infoProcess.WaitForExit();
/*citim fisierul si il punem in bd*/
using (Stream stream = File.OpenRead(root + "\\info.xml")) {
StreamReader sr = new StreamReader(stream);
/*adaugam documentul in baza de date*/
doc = this._em.AddDocumentOutput(this._doc.DocumentId, "information",
DocumentManager.StatusOK, sr.ReadToEnd());
}
return(doc);
}
public ModuleWorker(IDocumentEntityManager em, DocumentOutput doc)
{
this._em = em;
this._doc = doc;
}
private DocumentOutput _CombineSummary(DocumentOutput info, DocumentOutput summ)
{
XmlDocument root = new XmlDocument();
XmlDocument infoDoc = new XmlDocument(); infoDoc.LoadXml(info.Document);
var summary = root.CreateElement("summary"); root.AppendChild(summary);
/*numele romanului*/
var name = root.CreateElement("name"); summary.AppendChild(name);
var nameText = root.CreateTextNode("Document title"); name.AppendChild(nameText);
var extraction = root.CreateElement("extraction"); summary.AppendChild(extraction);
/*tipul romanului*/
var type = root.CreateElement("type"); extraction.AppendChild(type);
foreach (XmlElement genre in infoDoc.GetElementsByTagName("genre"))
{
/*luam doar primul*/
type.AppendChild(root.CreateTextNode(genre.GetAttribute("name")));
break;
}
/*personajele*/
var characters = root.CreateElement("characters"); extraction.AppendChild(characters);
foreach (XmlElement ch in infoDoc.GetElementsByTagName("character"))
{
String cname = Regex.Replace(ch.InnerText, @"[^A-Za-z0-9 ]+", "").Trim();
var che = root.CreateElement("character"); characters.AppendChild(che);
che.SetAttribute("name", cname);
if (ch.HasAttribute("main"))
{
che.SetAttribute("type", "main");
}
if (ch.HasAttribute("secondary"))
{
che.SetAttribute("type", "secondary");
}
}
/*locatiile*/
var locations = root.CreateElement("locations"); extraction.AppendChild(locations);
foreach (XmlElement loc in infoDoc.GetElementsByTagName("location"))
{
String cloc = Regex.Replace(loc.InnerText, @"[^A-Za-z0-9 ]+", "");
var loce = root.CreateElement("location"); locations.AppendChild(loce);
loce.SetAttribute("name", cloc);
}
/*relatiile*/
var relations = root.CreateElement("relations"); extraction.AppendChild(relations);
foreach (XmlElement rel in infoDoc.GetElementsByTagName("relationship"))
{
String ent1 = Regex.Replace(rel.GetAttribute("entity1"), @"[^A-Za-z0-9 ]+", "").Trim();
String ent2 = Regex.Replace(rel.GetAttribute("entity2"), @"[^A-Za-z0-9 ]+", "").Trim();
String link = Regex.Replace(rel.GetAttribute("link"), @"[^A-Za-z0-9 ]+", "");
var rele = root.CreateElement("relation"); relations.AppendChild(rele);
rele.SetAttribute("character1", ent1);
rele.SetAttribute("character2", ent2);
rele.SetAttribute("verb", link);
}
/*rezumatul*/
var summarisation = root.CreateElement("summarisation"); summary.AppendChild(summarisation);
var summary2 = root.CreateElement("summary"); summary.AppendChild(summary2);
summary2.InnerText = summ.Document;
MemoryStream ms = new MemoryStream();
root.Save(ms);
return(this._em.AddDocumentOutput(this._doc.DocumentId, "summary", DocumentManager.StatusOK,
Encoding.UTF8.GetString(ms.ToArray())));
}