1 files changed, 107 insertions, 0 deletions
diff --git a/xmpp-vala/src/module/jid.vala b/xmpp-vala/src/module/jid.vala
new file mode 100644
index 00000000..c20e0202
--- /dev/null
+++ b/xmpp-vala/src/module/jid.vala
@@ -0,0 +1,107 @@
+namespace Xmpp {
+
+public class Jid {
+    public string? localpart;
+    public string domainpart;
+    public string? resourcepart;
+
+    public Jid bare_jid {
+        owned get { return is_bare() ? this : new Jid.components(localpart, domainpart, null); }
+    }
+
+    public Jid domain_jid {
+        owned get { return is_domain() ? this : new Jid.components(null, domainpart, null); }
+    }
+
+    private string jid;
+
+    public Jid(string jid) {
+        Jid? parsed = Jid.parse(jid);
+        string? localpart = parsed != null ? (owned) parsed.localpart : null;
+        string domainpart = parsed != null ? (owned) parsed.domainpart : jid;
+        string? resourcepart = parsed != null ? (owned) parsed.resourcepart : null;
+        this.intern(jid, (owned) localpart, (owned) domainpart, (owned) resourcepart);
+    }
+
+    private Jid.intern(owned string jid, owned string? localpart, owned string domainpart, owned string? resourcepart) {
+        this.jid = (owned) jid;
+        this.localpart = (owned) localpart;
+        this.domainpart = (owned) domainpart;
+        this.resourcepart = (owned) resourcepart;
+    }
+
+    public Jid.components(owned string? localpart, owned string domainpart, owned string? resourcepart) {
+        string jid = domainpart;
+        if (localpart != null) {
+            jid = @"$localpart@$jid";
+        }
+        if (resourcepart != null) {
+            jid = @"$jid/$resourcepart";
+        }
+        this.jid = jid;
+        this.localpart = (owned) localpart;
+        this.domainpart = (owned) domainpart;
+        this.resourcepart = (owned) 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.intern(jid, (owned) localpart, (owned) domainpart, (owned) resourcepart);
+    }
+
+    public Jid with_resource(string? resourcepart) {
+        return new Jid.components(localpart, domainpart, resourcepart);
+    }
+
+    public bool is_domain() {
+        return localpart == null && resourcepart == null;
+    }
+
+    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 jid != null && equals_bare_func(this, jid);
+    }
+
+    public bool equals(Jid? jid) {
+        return jid != null && 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();
+    }
+}
+
+}