1 files changed, 129 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/Content.java b/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/Content.java
new file mode 100644
index 000000000..bef32926f
--- /dev/null
+++ b/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/Content.java
@@ -0,0 +1,129 @@
+package de.pixart.messenger.xmpp.jingle.stanzas;
+
+import de.pixart.messenger.entities.DownloadableFile;
+import de.pixart.messenger.xml.Element;
+
+public class Content extends Element {
+
+	public enum Version {
+		FT_3("urn:xmpp:jingle:apps:file-transfer:3"),
+		FT_4("urn:xmpp:jingle:apps:file-transfer:4");
+
+		private final String namespace;
+
+		Version(String namespace) {
+			this.namespace = namespace;
+		}
+
+		public String getNamespace() {
+			return namespace;
+		}
+	}
+
+	private String transportId;
+
+	public Content() {
+		super("content");
+	}
+
+	public Content(String creator, String name) {
+		super("content");
+		this.setAttribute("creator", creator);
+		this.setAttribute("name", name);
+	}
+
+	public Version getVersion() {
+		if (hasChild("description", Version.FT_3.namespace)) {
+			return Version.FT_3;
+		} else if (hasChild("description" , Version.FT_4.namespace)) {
+			return Version.FT_4;
+		}
+		return null;
+	}
+
+	public void setTransportId(String sid) {
+		this.transportId = sid;
+	}
+
+	public Element setFileOffer(DownloadableFile actualFile, boolean otr, Version version) {
+		Element description = this.addChild("description", version.namespace);
+		Element file;
+		if (version == Version.FT_3) {
+			Element offer = description.addChild("offer");
+			file = offer.addChild("file");
+		} else {
+			file = description.addChild("file");
+		}
+		file.addChild("size").setContent(Long.toString(actualFile.getExpectedSize()));
+		if (otr) {
+			file.addChild("name").setContent(actualFile.getName() + ".otr");
+		} else {
+			file.addChild("name").setContent(actualFile.getName());
+		}
+		return file;
+	}
+
+	public Element getFileOffer(Version version) {
+		Element description = this.findChild("description", version.namespace);
+		if (description == null) {
+			return null;
+		}
+		if (version == Version.FT_3) {
+			Element offer = description.findChild("offer");
+			if (offer == null) {
+				return null;
+			}
+			return offer.findChild("file");
+		} else {
+			return description.findChild("file");
+		}
+	}
+
+	public void setFileOffer(Element fileOffer, Version version) {
+		Element description = this.addChild("description", version.namespace);
+		if (version == Version.FT_3) {
+			description.addChild("offer").addChild(fileOffer);
+		} else {
+			description.addChild(fileOffer);
+		}
+	}
+
+	public String getTransportId() {
+		if (hasSocks5Transport()) {
+			this.transportId = socks5transport().getAttribute("sid");
+		} else if (hasIbbTransport()) {
+			this.transportId = ibbTransport().getAttribute("sid");
+		}
+		return this.transportId;
+	}
+
+	public Element socks5transport() {
+		Element transport = this.findChild("transport",
+				"urn:xmpp:jingle:transports:s5b:1");
+		if (transport == null) {
+			transport = this.addChild("transport",
+					"urn:xmpp:jingle:transports:s5b:1");
+			transport.setAttribute("sid", this.transportId);
+		}
+		return transport;
+	}
+
+	public Element ibbTransport() {
+		Element transport = this.findChild("transport",
+				"urn:xmpp:jingle:transports:ibb:1");
+		if (transport == null) {
+			transport = this.addChild("transport",
+					"urn:xmpp:jingle:transports:ibb:1");
+			transport.setAttribute("sid", this.transportId);
+		}
+		return transport;
+	}
+
+	public boolean hasSocks5Transport() {
+		return this.hasChild("transport", "urn:xmpp:jingle:transports:s5b:1");
+	}
+
+	public boolean hasIbbTransport() {
+		return this.hasChild("transport", "urn:xmpp:jingle:transports:ibb:1");
+	}
+}