1 files changed, 89 insertions, 0 deletions
diff --git a/libdino/src/entity/jid.vala b/libdino/src/entity/jid.vala
new file mode 100644
index 00000000..f1da0c00
--- /dev/null
+++ b/libdino/src/entity/jid.vala
@@ -0,0 +1,89 @@
+public class Dino.Entities.Jid : Object {
+    public string? localpart { get; set; }
+    public string domainpart { get; set; }
+    public string? resourcepart { get; set; }
+
+    public Jid? bare_jid {
+        owned get { return localpart != null ? new Jid(@"$localpart@$domainpart") : new Jid(domainpart); }
+    }
+
+    private string jid { get; private set; }
+
+    public Jid(string jid) {
+        Jid? parsed = Jid.parse(jid);
+        string? localpart = parsed != null ? parsed.localpart : null;
+        string domainpart = parsed != null ? parsed.domainpart : jid;
+        string? resourcepart = parsed != null ? parsed.resourcepart : null;
+        Jid.components(localpart, domainpart, resourcepart);
+    }
+
+    public Jid.with_resource(string bare_jid, string resource) {
+        Jid? parsed = Jid.parse(bare_jid);
+        Jid.components(parsed.localpart, parsed.domainpart, resourcepart);
+    }
+
+    public Jid.components(string? localpart, string domainpart, string? resourcepart) {
+        string jid = domainpart;
+        if (localpart != null) {
+            jid = @"$localpart@$jid";
+        }
+        if (resourcepart != null) {
+            jid = @"$jid/$resourcepart";
+        }
+        this.jid = jid;
+        this.localpart = localpart;
+        this.domainpart = domainpart;
+        this.resourcepart = resourcepart;
+    }
+
+    public static Jid? parse(string jid) {
+        int slash_index = jid.index_of("/");
+        string resourcepart = slash_index == -1 ? null : jid.slice(slash_index + 1, jid.length);
+        string bare_jid = slash_index == -1 ? jid : jid.slice(0, slash_index);
+        int at_index = bare_jid.index_of("@");
+        string localpart = at_index == -1 ? null : bare_jid.slice(0, at_index);
+        string domainpart = at_index == -1 ? bare_jid : bare_jid.slice(at_index + 1, bare_jid.length);
+
+        if (domainpart == "") return null;
+        if (slash_index != -1 && resourcepart == "") return null;
+        if (at_index != -1 && localpart == "") return null;
+
+        return new Jid.components(localpart, domainpart, resourcepart);
+    }
+
+    public bool is_bare() {
+        return localpart != null && resourcepart == null;
+    }
+
+    public bool is_full() {
+        return localpart != null && resourcepart != null;
+    }
+
+    public string to_string() {
+        return jid;
+    }
+
+    public bool equals_bare(Jid jid) {
+        return equals_bare_func(this, jid);
+    }
+
+    public bool equals(Jid jid) {
+        return equals_func(this, jid);
+    }
+
+    public static new bool equals_bare_func(Jid jid1, Jid jid2) {
+        return jid1.bare_jid.to_string() == jid2.bare_jid.to_string();
+    }
+
+    public static bool equals_func(Jid jid1, Jid jid2) {
+        return jid1.to_string() == jid2.to_string();
+    }
+
+    public static new uint hash_bare_func(Jid jid) {
+        return jid.bare_jid.to_string().hash();
+    }
+
+    public static new uint hash_func(Jid jid) {
+        return jid.to_string().hash();
+    }
+}