# HG changeset patch
# User Mikael Berthe <mikael@lilotux.net>
# Date 1188074939 -7200
# Node ID 2faf179166f398f27375f207983e1ec74781d482
# Parent  d438b56990cd406abf749679f407a7fe767a1d11
Implement XEP-0202 (Entity Time)
Mcabber now answers urn:xmpp:time IQ requests.

diff -r d438b56990cd -r 2faf179166f3 mcabber/libjabber/jabber.h
--- a/mcabber/libjabber/jabber.h	Sat Aug 25 17:34:07 2007 +0200
+++ b/mcabber/libjabber/jabber.h	Sat Aug 25 22:48:59 2007 +0200
@@ -294,8 +294,9 @@
 #define NS_XMPP_TLS  "urn:ietf:params:xml:ns:xmpp-tls"
 #define NS_XMPP_STREAMS "urn:ietf:params:xml:ns:xmpp-streams"
 
-#define NS_XMPP_DELAY   "urn:xmpp:delay"
-#define NS_PING      "urn:xmpp:ping"
+#define NS_XMPP_DELAY "urn:xmpp:delay"
+#define NS_XMPP_TIME  "urn:xmpp:time"
+#define NS_PING       "urn:xmpp:ping"
 
 #define NS_JABBERD_STOREDPRESENCE "http://jabberd.org/ns/storedpresence"
 #define NS_JABBERD_HISTORY "http://jabberd.org/ns/history"
diff -r d438b56990cd -r 2faf179166f3 mcabber/src/jab_iq.c
--- a/mcabber/src/jab_iq.c	Sat Aug 25 17:34:07 2007 +0200
+++ b/mcabber/src/jab_iq.c	Sat Aug 25 22:48:59 2007 +0200
@@ -1363,6 +1363,8 @@
   xmlnode_put_attrib(xmlnode_insert_tag(ansquery, "feature"),
                      "var", NS_TIME);
   xmlnode_put_attrib(xmlnode_insert_tag(ansquery, "feature"),
+                     "var", NS_XMPP_TIME);
+  xmlnode_put_attrib(xmlnode_insert_tag(ansquery, "feature"),
                      "var", NS_VERSION);
   xmlnode_put_attrib(xmlnode_insert_tag(ansquery, "feature"),
                      "var", NS_PING);
@@ -1473,7 +1475,7 @@
 
 // This function borrows some code from the Gaim project
 static void handle_iq_time(jconn conn, char *from, const char *id,
-                              xmlnode xmldata)
+                           xmlnode xmldata)
 {
   xmlnode x;
   xmlnode myquery;
@@ -1517,6 +1519,60 @@
 }
 
 // This function borrows some code from the Gaim project
+static void handle_iq_time202(jconn conn, char *from, const char *id,
+                              xmlnode xmldata)
+{
+  xmlnode x;
+  xmlnode myquery;
+  char *buf, *utf8_buf;
+  time_t now_t;
+  struct tm *now;
+  char const *sign;
+  int diff;
+
+  time(&now_t);
+
+  scr_LogPrint(LPRINT_LOGNORM, "Received an IQ time request from <%s>", from);
+
+  buf = g_new0(char, 512);
+
+  x = jutil_iqnew(JPACKET__RESULT, NULL);
+  xmlnode_hide(xmlnode_get_tag(x, "query"));
+  xmlnode_put_attrib(xmlnode_insert_tag(x, "time"), "xmlns", NS_XMPP_TIME);
+  xmlnode_put_attrib(x, "id", id);
+  xmlnode_put_attrib(x, "to", xmlnode_get_attrib(xmldata, "from"));
+  myquery = xmlnode_get_tag(x, "time");
+
+  now = localtime(&now_t);
+
+  if (now->tm_isdst < 0)
+    diff = 0;
+  else
+    diff = now->tm_gmtoff;
+  if (diff < 0) {
+    sign = "-";
+    diff = -diff;
+  } else {
+    sign = "+";
+  }
+  diff /= 60;
+  snprintf(buf, 512, "%c%02d:%02d", *sign, diff / 60, diff % 60);
+  if ((utf8_buf = to_utf8(buf))) {
+    xmlnode_insert_cdata(xmlnode_insert_tag(myquery, "tzo"), utf8_buf, -1);
+    g_free(utf8_buf);
+  }
+
+  now = gmtime(&now_t);
+
+  strftime(buf, 512, "%Y-%m-%dT%TZ", now);
+  xmlnode_insert_cdata(xmlnode_insert_tag(myquery, "utc"), buf, -1);
+
+  jab_send(jc, x);
+  xmlnode_free(x);
+  g_free(buf);
+}
+
+// This function borrows some code from the Gaim project
 static void handle_iq_get(jconn conn, char *from, xmlnode xmldata)
 {
   const char *id, *ns;
@@ -1536,6 +1592,13 @@
     return;
   }
 
+  x = xmlnode_get_tag(xmldata, "time");
+  ns = xmlnode_get_attrib(x, "xmlns");
+  if (ns && !strcmp(ns, NS_XMPP_TIME)) {
+    handle_iq_time202(conn, from, id, xmldata);
+    return;
+  }
+
   x = xmlnode_get_tag(xmldata, "query");
   ns = xmlnode_get_attrib(x, "xmlns");
   if (ns && !strcmp(ns, NS_DISCO_INFO)) {