From b0fbbe35071521864430ab743d37fd39708bd30b Mon Sep 17 00:00:00 2001
From: xclaesse <xclaesse@4ee84921-47dd-4033-b63a-18d7a039a3e4>
Date: Sat, 2 Jun 2007 15:56:53 +0000
Subject: 2007-06-02  Xavier Claessens  <xclaesse@gmail.com>

	* libempathy-gtk/gossip-group-chat.c:
	* libempathy-gtk/gossip-private-chat.c:
	* libempathy-gtk/gossip-chat.c:
	* libempathy/empathy-log-manager.c:
	* libempathy/empathy-log-manager.h:
	* libempathy/empathy-log-manager.xsl:
	* libempathy/Makefile.am: Log chats and display 10 last messages when
	opening a new chat.



git-svn-id: svn+ssh://svn.gnome.org/svn/empathy/trunk@114 4ee84921-47dd-4033-b63a-18d7a039a3e4
---
 libempathy/Makefile.am             |   6 +
 libempathy/empathy-log-manager.c   | 445 +++++++++++++++++++++++++++++++++++++
 libempathy/empathy-log-manager.h   |  71 ++++++
 libempathy/empathy-log-manager.xsl | 148 ++++++++++++
 4 files changed, 670 insertions(+)
 create mode 100644 libempathy/empathy-log-manager.c
 create mode 100644 libempathy/empathy-log-manager.h
 create mode 100644 libempathy/empathy-log-manager.xsl

(limited to 'libempathy')

diff --git a/libempathy/Makefile.am b/libempathy/Makefile.am
index 2b1d75ecf..72f740e5d 100644
--- a/libempathy/Makefile.am
+++ b/libempathy/Makefile.am
@@ -33,6 +33,7 @@ libempathy_la_SOURCES =             						\
 	empathy-tp-chatroom.c		empathy-tp-chatroom.h			\
 	empathy-chandler.c		empathy-chandler.h			\
 	empathy-idle.c			empathy-idle.h				\
+	empathy-log-manager.c		empathy-log-manager.h			\
 	empathy-marshal-main.c
 
 libempathy_la_LIBADD =		\
@@ -55,9 +56,14 @@ dtddir = $(datadir)/empathy
 dtd_DATA = 					\
 	gossip-chatroom-manager.dtd
 
+stylesheetdir = $(datadir)/empathy
+stylesheet_DATA =		\
+	empathy-log-manager.xsl
+
 EXTRA_DIST = 			\
 	empathy-marshal.list	\
 	empathy-chandler.xml	\
+	$(stylesheet_DATA)	\
 	$(dtd_DATA)
 
 CLEANFILES = $(BUILT_SOURCES)
diff --git a/libempathy/empathy-log-manager.c b/libempathy/empathy-log-manager.c
new file mode 100644
index 000000000..68e20c8da
--- /dev/null
+++ b/libempathy/empathy-log-manager.c
@@ -0,0 +1,445 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Collabora Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ * 
+ * Authors: Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#include <config.h>
+
+#include <string.h>
+#include <stdio.h>
+#include <glib/gstdio.h>
+
+#include "empathy-log-manager.h"
+#include "gossip-contact.h"
+#include "gossip-time.h"
+#include "gossip-debug.h"
+#include "gossip-utils.h"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
+		       EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerPriv))
+
+#define DEBUG_DOMAIN "LogManager"
+
+#define LOG_DIR_CREATE_MODE       (S_IRUSR | S_IWUSR | S_IXUSR)
+#define LOG_FILE_CREATE_MODE      (S_IRUSR | S_IWUSR)
+#define LOG_FILENAME_SUFFIX       ".log"
+#define LOG_TIME_FORMAT_FULL      "%Y%m%dT%H:%M:%S"
+#define LOG_TIME_FORMAT           "%Y%m%d"
+#define LOG_HEADER \
+    "<?xml version='1.0' encoding='utf-8'?>\n" \
+    "<?xml-stylesheet type=\"text/xsl\" href=\"gossip-log.xsl\"?>\n" \
+    "<log>\n"
+
+#define LOG_FOOTER \
+    "</log>\n"
+
+struct _EmpathyLogManagerPriv {
+	gboolean dummy;
+};
+
+static void    empathy_log_manager_class_init         (EmpathyLogManagerClass *klass);
+static void    empathy_log_manager_init               (EmpathyLogManager      *manager);
+static void    log_manager_finalize                   (GObject                *object);
+static gchar * log_manager_get_dir                    (McAccount              *account,
+						       const gchar            *chat_id);
+static gchar * log_manager_get_filename               (McAccount              *account,
+						       const gchar            *chat_id);
+static gchar * log_manager_get_filename_for_date      (McAccount              *account,
+						       const gchar            *chat_id,
+						       const gchar            *date);
+static gchar * log_manager_get_timestamp_filename     (void);
+static gchar * log_manager_get_timestamp_from_message (GossipMessage          *message);
+
+G_DEFINE_TYPE (EmpathyLogManager, empathy_log_manager, G_TYPE_OBJECT);
+
+static void
+empathy_log_manager_class_init (EmpathyLogManagerClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+	object_class->finalize = log_manager_finalize;
+
+	g_type_class_add_private (object_class, sizeof (EmpathyLogManagerPriv));
+}
+
+static void
+empathy_log_manager_init (EmpathyLogManager *manager)
+{
+}
+
+static void
+log_manager_finalize (GObject *object)
+{
+}
+
+EmpathyLogManager *
+empathy_log_manager_new (void)
+{
+	static EmpathyLogManager *manager = NULL;
+
+	if (!manager) {
+		manager = g_object_new (EMPATHY_TYPE_LOG_MANAGER, NULL);
+		g_object_add_weak_pointer (G_OBJECT (manager), (gpointer) &manager);
+	} else {
+		g_object_ref (manager);
+	}
+
+	return manager;
+}
+
+void
+empathy_log_manager_add_message (EmpathyLogManager *manager,
+				 const gchar       *chat_id,
+				 GossipMessage     *message)
+{
+	FILE          *file;
+	McAccount     *account;
+	GossipContact *sender;
+	const gchar   *body_str;
+	const gchar   *str;
+	gchar         *filename;
+	gchar         *body;
+	gchar         *timestamp;
+	gchar         *contact_name;
+	gchar         *contact_id;
+
+	g_return_if_fail (EMPATHY_IS_LOG_MANAGER (manager));
+	g_return_if_fail (chat_id != NULL);
+	g_return_if_fail (GOSSIP_IS_MESSAGE (message));
+
+	sender = gossip_message_get_sender (message);
+	account = gossip_contact_get_account (sender);
+	body_str = gossip_message_get_body (message);
+
+	if (G_STR_EMPTY (body_str)) {
+		return;
+	}
+
+	filename = log_manager_get_filename (account, chat_id);
+
+	gossip_debug (DEBUG_DOMAIN, "Adding message: '%s' to file: '%s'",
+		      body_str, filename);
+
+	if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+		file = g_fopen (filename, "w+");
+		if (file) {
+			g_fprintf (file, LOG_HEADER);
+		}
+		g_chmod (filename, LOG_FILE_CREATE_MODE);
+	} else {
+		file = g_fopen (filename, "r+");
+		if (file) {
+			fseek (file, - strlen (LOG_FOOTER), SEEK_END);
+		}
+	}
+
+	body = g_markup_escape_text (body_str, -1);
+	timestamp = log_manager_get_timestamp_from_message (message);
+
+	str = gossip_contact_get_name (sender);
+	if (!str) {
+		contact_name = g_strdup ("");
+	} else {
+		contact_name = g_markup_escape_text (str, -1);
+	}
+
+	str = gossip_contact_get_id (sender);
+	if (!str) {
+		contact_id = g_strdup ("");
+	} else {
+		contact_id = g_markup_escape_text (str, -1);
+	}
+
+	g_fprintf (file,
+		   "<message time='%s' id='%s' name='%s'>%s</message>\n" LOG_FOOTER,
+		   timestamp,
+		   contact_id,
+		   contact_name,
+		   body);
+
+	fclose (file);
+	g_free (filename);
+	g_free (contact_id);
+	g_free (contact_name);
+	g_free (timestamp);
+	g_free (body);
+}
+
+GList *
+empathy_log_manager_get_dates (EmpathyLogManager *manager,
+			       McAccount         *account,
+			       const gchar       *chat_id)
+{
+	GList       *dates = NULL;
+	gchar       *date;
+	gchar       *directory;
+	GDir        *dir;
+	const gchar *filename;
+	const gchar *p;
+
+	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+	g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+	g_return_val_if_fail (chat_id != NULL, NULL);
+
+	directory = log_manager_get_dir (account, chat_id);
+	if (!directory) {
+		return NULL;
+	}
+
+	dir = g_dir_open (directory, 0, NULL);
+	if (!dir) {
+		gossip_debug (DEBUG_DOMAIN, "Could not open directory:'%s'", directory);
+		g_free (directory);
+		return NULL;
+	}
+
+	gossip_debug (DEBUG_DOMAIN, "Collating a list of dates in:'%s'", directory);
+
+	while ((filename = g_dir_read_name (dir)) != NULL) {
+		if (!g_str_has_suffix (filename, LOG_FILENAME_SUFFIX)) {
+			continue;
+		}
+
+		p = strstr (filename, LOG_FILENAME_SUFFIX);
+		date = g_strndup (filename, p - filename);
+		if (!date) {
+			continue;
+		}
+
+		dates = g_list_insert_sorted (dates, date, (GCompareFunc) strcmp);
+	}
+
+	g_free (directory);
+	g_dir_close (dir);
+
+	gossip_debug (DEBUG_DOMAIN, "Parsed %d dates", g_list_length (dates));
+
+	return dates;
+}
+
+GList *
+empathy_log_manager_get_messages_for_date (EmpathyLogManager *manager,
+					   McAccount         *account,
+					   const gchar       *chat_id,
+					   const gchar       *date)
+{
+	gchar            *filename;
+	GList            *messages = NULL;
+	xmlParserCtxtPtr  ctxt;
+	xmlDocPtr         doc;
+	xmlNodePtr        log_node;
+	xmlNodePtr        node;
+
+	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+	g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+	g_return_val_if_fail (chat_id != NULL, NULL);
+
+	filename = log_manager_get_filename_for_date (account, chat_id, date);
+
+	gossip_debug (DEBUG_DOMAIN, "Attempting to parse filename:'%s'...", filename);
+
+	if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+		gossip_debug (DEBUG_DOMAIN, "Filename:'%s' does not exist", filename);
+		g_free (filename);
+		return NULL;
+	}
+
+	/* Create parser. */
+	ctxt = xmlNewParserCtxt ();
+
+	/* Parse and validate the file. */
+	doc = xmlCtxtReadFile (ctxt, filename, NULL, 0);
+	if (!doc) {
+		g_warning ("Failed to parse file:'%s'", filename);
+		g_free (filename);
+		xmlFreeParserCtxt (ctxt);
+		return NULL;
+	}
+
+	/* The root node, presets. */
+	log_node = xmlDocGetRootElement (doc);
+	if (!log_node) {
+		g_free (filename);
+		xmlFreeDoc (doc);
+		xmlFreeParserCtxt (ctxt);
+		return NULL;
+	}
+
+	/* Now get the messages. */
+	for (node = log_node->children; node; node = node->next) {
+		GossipMessage *message;
+		GossipContact *sender;
+		gchar         *time;
+		GossipTime     t;
+		gchar         *sender_id;
+		gchar         *sender_name;
+		gchar         *body;
+
+		if (strcmp (node->name, "message") != 0) {
+			continue;
+		}
+
+		body = xmlNodeGetContent (node);
+		time = xmlGetProp (node, "time");
+		sender_id = xmlGetProp (node, "id");
+		sender_name = xmlGetProp (node, "name");
+
+		t = gossip_time_parse (time);
+
+		sender = gossip_contact_new_full (account, sender_id, sender_name);
+		message = gossip_message_new (body);
+		gossip_message_set_sender (message, sender);
+		gossip_message_set_timestamp (message, t);
+
+		messages = g_list_append (messages, message);
+
+		g_object_unref (sender);
+		xmlFree (time);
+		xmlFree (sender_id);
+		xmlFree (sender_name);
+		xmlFree (body);
+	}
+
+	gossip_debug (DEBUG_DOMAIN, "Parsed %d messages", g_list_length (messages));
+
+	g_free (filename);
+	xmlFreeDoc (doc);
+	xmlFreeParserCtxt (ctxt);
+
+	return messages;
+}
+
+GList *
+empathy_log_manager_get_last_messages (EmpathyLogManager *manager,
+				       McAccount         *account,
+				       const gchar       *chat_id)
+{
+	GList *messages;
+	GList *dates;
+	GList *l;
+
+	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+	g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+	g_return_val_if_fail (chat_id != NULL, NULL);
+
+	dates = empathy_log_manager_get_dates (manager, account, chat_id);
+
+	l = g_list_last (dates);
+	messages = empathy_log_manager_get_messages_for_date (manager,
+							      account,
+							      chat_id,
+							      l->data);
+
+	g_list_foreach (dates, (GFunc) g_free, NULL);
+	g_list_free (dates);
+
+	return messages;
+}
+
+static gchar *
+log_manager_get_dir (McAccount   *account,
+		     const gchar *chat_id)
+{
+	const gchar *account_id;
+	gchar       *basedir;
+
+	account_id = mc_account_get_unique_name (account);
+	basedir = g_build_path (G_DIR_SEPARATOR_S,
+				g_get_home_dir (),
+				".gnome2",
+				PACKAGE_NAME,
+				"logs",
+				account_id,
+				chat_id,
+				NULL);
+
+	if (!g_file_test (basedir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) {
+		gossip_debug (DEBUG_DOMAIN, "Creating directory:'%s'", basedir);
+
+		g_mkdir_with_parents (basedir, LOG_DIR_CREATE_MODE);
+	}
+
+	return basedir;
+}
+
+static gchar *
+log_manager_get_filename (McAccount   *account,
+			  const gchar *chat_id)
+{
+	gchar *basedir;
+	gchar *timestamp;
+	gchar *filename;
+
+	basedir = log_manager_get_dir (account, chat_id);
+	timestamp = log_manager_get_timestamp_filename ();
+	filename = g_build_filename (basedir, timestamp, NULL);
+
+	g_free (basedir);
+	g_free (timestamp);
+
+	return filename;
+}
+
+static gchar *
+log_manager_get_filename_for_date (McAccount   *account,
+				   const gchar *chat_id,
+				   const gchar *date)
+{
+	gchar *basedir;
+	gchar *timestamp;
+	gchar *filename;
+
+	basedir = log_manager_get_dir (account, chat_id);
+	timestamp = g_strconcat (date, LOG_FILENAME_SUFFIX, NULL);
+	filename = g_build_filename (basedir, timestamp, NULL);
+
+	g_free (basedir);
+	g_free (timestamp);
+
+	return filename;
+}
+
+static gchar *
+log_manager_get_timestamp_filename (void)
+{
+	GossipTime  t;
+	gchar      *time_str;
+	gchar      *filename;
+
+	t = gossip_time_get_current ();
+	time_str = gossip_time_to_string_local (t, LOG_TIME_FORMAT);
+	filename = g_strconcat (time_str, LOG_FILENAME_SUFFIX, NULL);
+
+	g_free (time_str);
+
+	return filename;
+}
+
+static gchar *
+log_manager_get_timestamp_from_message (GossipMessage *message)
+{
+	GossipTime t;
+
+	t = gossip_message_get_timestamp (message);
+
+	/* We keep the timestamps in the messages as UTC. */
+	return gossip_time_to_string_utc (t, LOG_TIME_FORMAT_FULL);
+}
+
diff --git a/libempathy/empathy-log-manager.h b/libempathy/empathy-log-manager.h
new file mode 100644
index 000000000..8df68d5ed
--- /dev/null
+++ b/libempathy/empathy-log-manager.h
@@ -0,0 +1,71 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Collabora Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors: Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#ifndef __EMPATHY_LOG_MANAGER_H__
+#define __EMPATHY_LOG_MANAGER_H__
+
+#include <glib-object.h>
+
+#include <libmissioncontrol/mc-account.h>
+
+#include "gossip-message.h"
+
+G_BEGIN_DECLS
+
+#define EMPATHY_TYPE_LOG_MANAGER         (empathy_log_manager_get_type ())
+#define EMPATHY_LOG_MANAGER(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManager))
+#define EMPATHY_LOG_MANAGER_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST ((k), EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerClass))
+#define EMPATHY_IS_LOG_MANAGER(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), EMPATHY_TYPE_LOG_MANAGER))
+#define EMPATHY_IS_LOG_MANAGER_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), EMPATHY_TYPE_LOG_MANAGER))
+#define EMPATHY_LOG_MANAGER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerClass))
+
+typedef struct _EmpathyLogManager      EmpathyLogManager;
+typedef struct _EmpathyLogManagerClass EmpathyLogManagerClass;
+typedef struct _EmpathyLogManagerPriv  EmpathyLogManagerPriv;
+
+struct _EmpathyLogManager {
+	GObject parent;
+};
+
+struct _EmpathyLogManagerClass {
+	GObjectClass parent_class;
+};
+
+GType              empathy_log_manager_get_type              (void) G_GNUC_CONST;
+EmpathyLogManager *empathy_log_manager_new                   (void);
+void               empathy_log_manager_add_message           (EmpathyLogManager *manager,
+							      const gchar       *chat_id,
+							      GossipMessage     *message);
+GList *            empathy_log_manager_get_dates             (EmpathyLogManager *manager,
+							      McAccount         *account,
+							      const gchar       *chat_id);
+GList *            empathy_log_manager_get_messages_for_date (EmpathyLogManager *manager,
+							      McAccount         *account,
+							      const gchar       *chat_id,
+							      const gchar       *date);
+GList *            empathy_log_manager_get_last_messages     (EmpathyLogManager *manager,
+							      McAccount         *account,
+							      const gchar       *chat_id);
+
+G_END_DECLS
+
+#endif /* __EMPATHY_LOG_MANAGER_H__ */
diff --git a/libempathy/empathy-log-manager.xsl b/libempathy/empathy-log-manager.xsl
new file mode 100644
index 000000000..a934f3ab3
--- /dev/null
+++ b/libempathy/empathy-log-manager.xsl
@@ -0,0 +1,148 @@
+<xsl:stylesheet version = '1.0' xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
+
+  <xsl:output method="html" encoding="utf-8" indent="yes"/>
+
+  <xsl:template match="/">
+    <html>
+      <head>
+        <style type="text/css">
+          <xsl:text>
+            body {
+              background: #fff;
+	      font-family: Verdana, "Bitstream Vera Sans", Sans-Serif; 
+	      font-size: 10pt;
+            }
+            .stamp {
+              color: #999;
+            }
+            .top-day-stamp {
+              color: #999;
+              text-align: center;
+              margin-bottom: 1em;
+            }
+            .new-day-stamp {
+              color: #999;
+              text-align: center;
+              margin-bottom: 1em;
+              margin-top: 1em;
+            }
+            .nick {
+              color: rgb(54,100, 139);
+            }
+            .nick-self {
+              color: rgb(46,139,87);
+            }
+           .nick-highlight {
+              color: rgb(205,92,92);
+            }
+          </xsl:text>
+        </style>
+        <title><xsl:value-of select="$title"/></title>
+      </head>
+      <body>
+        <xsl:apply-templates/>
+      </body>
+    </html>
+  </xsl:template>
+
+  <xsl:template name="get-day">
+    <xsl:param name="stamp"/>
+    <xsl:value-of select="substring ($stamp, 1, 8)"/>
+  </xsl:template>
+
+  <xsl:template name="format-stamp">
+    <xsl:param name="stamp"/>
+    <xsl:variable name="hour" select="substring ($stamp, 10, 2)"/>
+    <xsl:variable name="min" select="substring ($stamp, 13, 2)"/>
+
+    <xsl:value-of select="$hour"/>:<xsl:value-of select="$min"/>
+  </xsl:template>
+
+  <xsl:template name="format-day-stamp">
+    <xsl:param name="stamp"/>
+    <xsl:variable name="year" select="substring ($stamp, 1, 4)"/>
+    <xsl:variable name="month" select="substring ($stamp, 5, 2)"/>
+    <xsl:variable name="day" select="substring ($stamp, 7, 2)"/>
+
+    <xsl:value-of select="$year"/>-<xsl:value-of select="$month"/>-<xsl:value-of select="$day"/>
+  </xsl:template>
+
+  <xsl:template name="header">
+    <xsl:param name="stamp"/>
+    <div class="top-day-stamp">
+      <xsl:call-template name="format-day-stamp">
+        <xsl:with-param name="stamp" select="@time"/>
+      </xsl:call-template>
+    </div>
+  </xsl:template>  
+
+  <xsl:template match="a">
+    <xsl:text disable-output-escaping="yes">&lt;a href="</xsl:text>
+
+    <xsl:value-of disable-output-escaping="yes" select="@href"/>
+
+    <xsl:text disable-output-escaping="yes">"&gt;</xsl:text>
+
+    <xsl:value-of select="@href"/>
+    <xsl:text disable-output-escaping="yes">&lt;/a&gt;</xsl:text>
+  </xsl:template>
+
+  <xsl:template match="log">
+
+    <div class="top-day-stamp">
+      <xsl:call-template name="format-day-stamp">
+        <xsl:with-param name="stamp" select="//message[1]/@time"/>
+      </xsl:call-template>
+    </div>
+
+    <xsl:for-each select="*">
+
+      <xsl:variable name="prev-time">
+        <xsl:call-template name="get-day">
+          <xsl:with-param name="stamp" select="preceding-sibling::*[1]/@time"/>
+        </xsl:call-template>
+      </xsl:variable>
+
+      <xsl:variable name="this-time">
+        <xsl:call-template name="get-day">
+          <xsl:with-param name="stamp" select="@time"/>
+        </xsl:call-template>
+      </xsl:variable>
+
+      <xsl:if test="$prev-time &lt; $this-time">
+        <div class="new-day-stamp">
+        <xsl:call-template name="format-day-stamp">
+          <xsl:with-param name="stamp" select="@time"/>
+        </xsl:call-template>
+        </div>
+      </xsl:if>
+
+      <xsl:variable name="stamp">
+        <xsl:call-template name="format-stamp">
+          <xsl:with-param name="stamp" select="@time"/>
+        </xsl:call-template>
+      </xsl:variable>
+
+      <span class="stamp">
+       <xsl:value-of select="$stamp"/>
+      </span>
+
+      <xsl:variable name="nick-class">
+        <xsl:choose>
+          <xsl:when test="not(string(@id))">nick-self</xsl:when>
+          <xsl:otherwise>nick</xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+
+      <span class="{$nick-class}">
+        &lt;<xsl:value-of select="@name"/>&gt;
+      </span>
+ 
+      <xsl:apply-templates/>
+      <br/>
+
+    </xsl:for-each>
+
+  </xsl:template>
+
+</xsl:stylesheet>
-- 
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