Revert "Started splitting empathy log code from the log manager to make logging more pluggable. (Jonny Lamb)"

This reverts commit 73948b3c4ddebe5c24b679e7650090128bd35403.

From: Xavier Claessens <xclaesse@gmail.com>

svn path=/trunk/; revision=2546

1 files changed, 580 insertions, 125 deletions

diff --git a/libempathy/empathy-log-manager.c b/libempathy/empathy-log-manager.c
index 054f64e6f..2dccbc9fd 100644
--- a/libempathy/empathy-log-manager.c
+++ b/libempathy/empathy-log-manager.c
@@ -19,7 +19,6 @@
  * Boston, MA 02111-1307, USA.
  *
  * Authors: Xavier Claessens <xclaesse@gmail.com>
- *          Jonny Lamb <jonny.lamb@collabora.co.uk>
  */
 
 #include <config.h>
@@ -30,17 +29,57 @@
 #include <glib/gstdio.h>
 
 #include "empathy-log-manager.h"
-#include "empathy-log-source-empathy.h"
+#include "empathy-contact.h"
+#include "empathy-time.h"
 #include "empathy-utils.h"
 
 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
 #include "empathy-debug.h"
 
+#define LOG_DIR_CREATE_MODE       (S_IRUSR | S_IWUSR | S_IXUSR)
+#define LOG_FILE_CREATE_MODE      (S_IRUSR | S_IWUSR)
+#define LOG_DIR_CHATROOMS         "chatrooms"
+#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=\"empathy-log.xsl\"?>\n" \
+    "<log>\n"
+
+#define LOG_FOOTER \
+    "</log>\n"
+
 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyLogManager)
 typedef struct {
-	GList *sources;
+	gchar *basedir;
 } EmpathyLogManagerPriv;
 
+static const gchar *        log_manager_get_basedir                (EmpathyLogManager      *manager);
+static GList *              log_manager_get_all_files              (EmpathyLogManager      *manager,
+								    const gchar            *dir);
+static GList *              log_manager_get_chats                  (EmpathyLogManager      *manager,
+								    const gchar            *dir,
+								    gboolean                is_chatroom);
+static gchar *              log_manager_get_dir                    (EmpathyLogManager      *manager,
+								    McAccount              *account,
+								    const gchar            *chat_id,
+								    gboolean                chatroom);
+static gchar *              log_manager_get_filename               (EmpathyLogManager      *manager,
+								    McAccount              *account,
+								    const gchar            *chat_id,
+								    gboolean                chatroom);
+static gchar *              log_manager_get_filename_for_date      (EmpathyLogManager      *manager,
+								    McAccount              *account,
+								    const gchar            *chat_id,
+								    gboolean                chatroom,
+								    const gchar            *date);
+static gchar *              log_manager_get_timestamp_filename     (void);
+static gchar *              log_manager_get_timestamp_from_message (EmpathyMessage          *message);
+static EmpathyLogSearchHit *log_manager_search_hit_new             (EmpathyLogManager      *manager,
+								    const gchar            *filename);
+static void                 log_manager_search_hit_free            (EmpathyLogSearchHit    *hit);
+
 G_DEFINE_TYPE (EmpathyLogManager, empathy_log_manager, G_TYPE_OBJECT);
 
 static EmpathyLogManager * manager_singleton = NULL;
@@ -50,6 +89,7 @@ empathy_log_manager_init (EmpathyLogManager *manager)
 {
 	EmpathyLogManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 		EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerPriv);
+
 	manager->priv = priv;
 }
 
@@ -57,15 +97,10 @@ static void
 log_manager_finalize (GObject *object)
 {
 	EmpathyLogManagerPriv *priv;
-	GList *l;
 
 	priv = GET_PRIV (object);
 
-	for (l = priv->sources; l; l = l->next) {
-		g_slice_free (EmpathyLogSource, l->data);
-	}
-
-	g_list_free (priv->sources);
+	g_free (priv->basedir);
 }
 
 static GObject *
@@ -111,23 +146,89 @@ empathy_log_manager_add_message (EmpathyLogManager *manager,
 				 gboolean           chatroom,
 				 EmpathyMessage     *message)
 {
-	EmpathyLogManagerPriv *priv;
-	GList *l;
+	FILE          *file;
+	McAccount     *account;
+	EmpathyContact *sender;
+	const gchar   *body_str;
+	const gchar   *str;
+	EmpathyAvatar *avatar;
+	gchar         *avatar_token = NULL;
+	gchar         *filename;
+	gchar         *basedir;
+	gchar         *body;
+	gchar         *timestamp;
+	gchar         *contact_name;
+	gchar         *contact_id;
+	TpChannelTextMessageType msg_type;
 
 	g_return_if_fail (EMPATHY_IS_LOG_MANAGER (manager));
 	g_return_if_fail (chat_id != NULL);
 	g_return_if_fail (EMPATHY_IS_MESSAGE (message));
 
-	priv = GET_PRIV (manager);
+	sender = empathy_message_get_sender (message);
+	account = empathy_contact_get_account (sender);
+	body_str = empathy_message_get_body (message);
+	msg_type = empathy_message_get_tptype (message);
 
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
+	if (EMP_STR_EMPTY (body_str)) {
+		return;
+	}
 
-		if (!source->add_message)
-			continue;
+	filename = log_manager_get_filename (manager, account, chat_id, chatroom);
+	basedir = g_path_get_dirname (filename);
+	if (!g_file_test (basedir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) {
+		DEBUG ("Creating directory:'%s'", basedir);
 
-		source->add_message (manager, chat_id, chatroom, message);
+		g_mkdir_with_parents (basedir, LOG_DIR_CREATE_MODE);
 	}
+	g_free (basedir);
+
+	DEBUG ("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 = empathy_contact_get_name (sender);
+	contact_name = g_markup_escape_text (str, -1);
+
+	str = empathy_contact_get_id (sender);
+	contact_id = g_markup_escape_text (str, -1);
+
+	avatar = empathy_contact_get_avatar (sender);
+	if (avatar) {
+		avatar_token = g_markup_escape_text (avatar->token, -1);		
+	}
+
+	g_fprintf (file,
+		   "<message time='%s' id='%s' name='%s' token='%s' isuser='%s' type='%s'>%s</message>\n" LOG_FOOTER,
+		   timestamp,
+		   contact_id,
+		   contact_name,
+		   avatar_token ? avatar_token : "",
+		   empathy_contact_is_user (sender) ? "true" : "false",
+		   empathy_message_type_to_str (msg_type),
+		   body);
+
+	fclose (file);
+	g_free (filename);
+	g_free (contact_id);
+	g_free (contact_name);
+	g_free (timestamp);
+	g_free (body);
+	g_free (avatar_token);
 }
 
 gboolean
@@ -136,59 +237,180 @@ empathy_log_manager_exists (EmpathyLogManager *manager,
 			    const gchar       *chat_id,
 			    gboolean           chatroom)
 {
-	GList *l;
-	EmpathyLogManagerPriv *priv;
+	gchar    *dir;
+	gboolean  exists;
 
-	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), FALSE);
-	g_return_val_if_fail (MC_IS_ACCOUNT (account), FALSE);
-	g_return_val_if_fail (chat_id != NULL, FALSE);
+	dir = log_manager_get_dir (manager, account, chat_id, chatroom);
+	exists = g_file_test (dir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR);
+	g_free (dir);
 
-	priv = GET_PRIV (manager);
+	return exists;
+}
+
+GList *
+empathy_log_manager_get_dates (EmpathyLogManager *manager,
+			       McAccount         *account,
+			       const gchar       *chat_id,
+			       gboolean           chatroom)
+{
+	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 (manager, account, chat_id, chatroom);
+	dir = g_dir_open (directory, 0, NULL);
+	if (!dir) {
+		DEBUG ("Could not open directory:'%s'", directory);
+		g_free (directory);
+		return NULL;
+	}
 
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
+	DEBUG ("Collating a list of dates in:'%s'", directory);
 
-		if (!source->exists)
+	while ((filename = g_dir_read_name (dir)) != NULL) {
+		if (!g_str_has_suffix (filename, LOG_FILENAME_SUFFIX)) {
 			continue;
+		}
 
-		if (source->exists (manager, account, chat_id, chatroom)) {
-			return TRUE;
+		p = strstr (filename, LOG_FILENAME_SUFFIX);
+		date = g_strndup (filename, p - filename);
+		if (!date) {
+			continue;
 		}
+
+		if (!g_regex_match_simple ("\\d{8}", date, 0, 0)) {
+			continue;
+		}
+
+		dates = g_list_insert_sorted (dates, date, (GCompareFunc) strcmp);
 	}
 
-	return FALSE;
+	g_free (directory);
+	g_dir_close (dir);
+
+	DEBUG ("Parsed %d dates", g_list_length (dates));
+
+	return dates;
 }
 
 GList *
-empathy_log_manager_get_dates (EmpathyLogManager *manager,
-			       McAccount         *account,
-			       const gchar       *chat_id,
-			       gboolean           chatroom)
+empathy_log_manager_get_messages_for_file (EmpathyLogManager *manager,
+					   const gchar       *filename)
 {
-	GList *l, *out = NULL;
-	EmpathyLogManagerPriv *priv;
+	GList               *messages = NULL;
+	xmlParserCtxtPtr     ctxt;
+	xmlDocPtr            doc;
+	xmlNodePtr           log_node;
+	xmlNodePtr           node;
+	EmpathyLogSearchHit *hit;
+	McAccount           *account;
 
 	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);
+	g_return_val_if_fail (filename != NULL, NULL);
 
-	priv = GET_PRIV (manager);
+	DEBUG ("Attempting to parse filename:'%s'...", filename);
+
+	if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+		DEBUG ("Filename:'%s' does not exist", filename);
+		return NULL;
+	}
+
+	/* Get the account from the filename */
+	hit = log_manager_search_hit_new (manager, filename);
+	account = g_object_ref (hit->account);
+	log_manager_search_hit_free (hit);
+
+	/* Create parser. */
+	ctxt = xmlNewParserCtxt ();
 
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
+	/* Parse and validate the file. */
+	doc = xmlCtxtReadFile (ctxt, filename, NULL, 0);
+	if (!doc) {
+		g_warning ("Failed to parse file:'%s'", filename);
+		xmlFreeParserCtxt (ctxt);
+		return NULL;
+	}
+
+	/* The root node, presets. */
+	log_node = xmlDocGetRootElement (doc);
+	if (!log_node) {
+		xmlFreeDoc (doc);
+		xmlFreeParserCtxt (ctxt);
+		return NULL;
+	}
 
-		if (!source->get_dates)
+	/* Now get the messages. */
+	for (node = log_node->children; node; node = node->next) {
+		EmpathyMessage     *message;
+		EmpathyContact     *sender;
+		gchar              *time;
+		time_t              t;
+		gchar              *sender_id;
+		gchar              *sender_name;
+		gchar              *sender_avatar_token;
+		gchar              *body;
+		gchar              *is_user_str;
+		gboolean            is_user = FALSE;
+		gchar              *msg_type_str;
+		TpChannelTextMessageType msg_type = TP_CHANNEL_TEXT_MESSAGE_TYPE_NORMAL;
+
+		if (strcmp (node->name, "message") != 0) {
 			continue;
+		}
 
-		if (!out) {
-			out = source->get_dates (manager, account, chat_id, chatroom);
-		} else {
-			/* TODO fix this */
-			out = g_list_concat (out, source->get_dates (manager, account, chat_id, chatroom));
+		body = xmlNodeGetContent (node);
+		time = xmlGetProp (node, "time");
+		sender_id = xmlGetProp (node, "id");
+		sender_name = xmlGetProp (node, "name");
+		sender_avatar_token = xmlGetProp (node, "token");
+		is_user_str = xmlGetProp (node, "isuser");
+		msg_type_str = xmlGetProp (node, "type");
+
+		if (is_user_str) {
+			is_user = strcmp (is_user_str, "true") == 0;
+		}
+		if (msg_type_str) {
+			msg_type = empathy_message_type_from_str (msg_type_str);
 		}
+
+		t = empathy_time_parse (time);
+
+		sender = empathy_contact_new_full (account, sender_id, sender_name);
+		empathy_contact_set_is_user (sender, is_user);
+		if (!EMP_STR_EMPTY (sender_avatar_token)) {
+			empathy_contact_load_avatar_cache (sender,
+							   sender_avatar_token);
+		}
+
+		message = empathy_message_new (body);
+		empathy_message_set_sender (message, sender);
+		empathy_message_set_timestamp (message, t);
+		empathy_message_set_tptype (message, msg_type);
+
+		messages = g_list_append (messages, message);
+
+		g_object_unref (sender);
+		xmlFree (time);
+		xmlFree (sender_id);
+		xmlFree (sender_name);
+		xmlFree (body);
+		xmlFree (is_user_str);
+		xmlFree (msg_type_str);
 	}
 
-	return out;
+	DEBUG ("Parsed %d messages", g_list_length (messages));
+
+	xmlFreeDoc (doc);
+	xmlFreeParserCtxt (ctxt);
+
+	return messages;
 }
 
 GList *
@@ -198,29 +420,18 @@ empathy_log_manager_get_messages_for_date (EmpathyLogManager *manager,
 					   gboolean           chatroom,
 					   const gchar       *date)
 {
-	GList *l, *out = NULL;
-	EmpathyLogManagerPriv *priv;
+	gchar *filename;
+	GList *messages;
 
 	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);
 
-	priv = GET_PRIV (manager);
-
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
-
-		if (!source->get_messages_for_date)
-			continue;
-
-		if (!out) {
-			out = source->get_messages_for_date (manager, account, chat_id, chatroom, date);
-		} else {
-			out = g_list_concat (out, source->get_messages_for_date (manager, account, chat_id, chatroom, date));
-		}
-	}
+	filename = log_manager_get_filename_for_date (manager, account, chat_id, chatroom, date);
+	messages = empathy_log_manager_get_messages_for_file (manager, filename);
+	g_free (filename);
 
-	return out;
+	return messages;
 }
 
 GList *
@@ -229,101 +440,102 @@ empathy_log_manager_get_last_messages (EmpathyLogManager *manager,
 				       const gchar       *chat_id,
 				       gboolean           chatroom)
 {
-	GList *l, *out = NULL;
-	EmpathyLogManagerPriv *priv;
+	GList *messages = NULL;
+	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);
 
-	priv = GET_PRIV (manager);
-
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
-
-		if (!source->get_last_messages)
-			continue;
+	dates = empathy_log_manager_get_dates (manager, account, chat_id, chatroom);
 
-		if (!out) {
-			out = source->get_last_messages (manager, account, chat_id, chatroom);
-		} else {
-			out = g_list_concat (out, source->get_last_messages (manager, account, chat_id, chatroom));
-		}
+	l = g_list_last (dates);
+	if (l) {
+		messages = empathy_log_manager_get_messages_for_date (manager,
+								      account,
+								      chat_id,
+								      chatroom,
+								      l->data);
 	}
 
-	return out;
+	g_list_foreach (dates, (GFunc) g_free, NULL);
+	g_list_free (dates);
+
+	return messages;
 }
 
 GList *
 empathy_log_manager_get_chats (EmpathyLogManager *manager,
 			       McAccount         *account)
 {
-	GList *l, *out = NULL;
-	EmpathyLogManagerPriv *priv;
+	const gchar *basedir;
+	gchar       *dir;
 
-	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
-	g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+	basedir = log_manager_get_basedir (manager);
+	dir = g_build_filename (basedir,
+				mc_account_get_unique_name (account),
+				NULL);
 
-	priv = GET_PRIV (manager);
-
-	DEBUG ("size of sources is %i", g_list_length (priv->sources));
-
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
-
-		if (!source->get_chats)
-			continue;
-
-		if (!out) {
-			out = source->get_chats (manager, account);
-		} else {
-			out = g_list_concat (out, source->get_chats (manager, account));
-		}
-	}
-
-	return out;
+	return log_manager_get_chats (manager, dir, FALSE);
 }
 
 GList *
 empathy_log_manager_search_new (EmpathyLogManager *manager,
 				const gchar       *text)
 {
-	GList *l, *out = NULL;
-	EmpathyLogManagerPriv *priv;
+	GList *files, *l;
+	GList *hits = NULL;
+	gchar *text_casefold;
 
 	g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
 	g_return_val_if_fail (!EMP_STR_EMPTY (text), NULL);
 
-	priv = GET_PRIV (manager);
+	text_casefold = g_utf8_casefold (text, -1);
 
-	for (l = priv->sources; l; l = l->next) {
-		EmpathyLogSource *source = (EmpathyLogSource *) l->data;
+	files = log_manager_get_all_files (manager, NULL);
+	DEBUG ("Found %d log files in total", g_list_length (files));
 
-		if (!source->search_new)
-			continue;
+	for (l = files; l; l = l->next) {
+		gchar       *filename;
+		GMappedFile *file;
+		gsize        length;
+		gchar       *contents;
+		gchar       *contents_casefold;
+
+		filename = l->data;
 
-		if (!out) {
-			out = source->search_new (manager, text);
-		} else {
-			out = g_list_concat (out, source->search_new (manager, text));
+		file = g_mapped_file_new (filename, FALSE, NULL);
+		if (!file) {
+			continue;
 		}
-	}
 
-	return out;
-}
+		length = g_mapped_file_get_length (file);
+		contents = g_mapped_file_get_contents (file);
+		contents_casefold = g_utf8_casefold (contents, length);
 
-void
-empathy_log_manager_search_hit_free (EmpathyLogSearchHit *hit)
-{
-	if (hit->account) {
-		g_object_unref (hit->account);
+		g_mapped_file_free (file);
+
+		if (strstr (contents_casefold, text_casefold)) {
+			EmpathyLogSearchHit *hit;
+
+			hit = log_manager_search_hit_new (manager, filename);
+
+			if (hit) {
+				hits = g_list_prepend (hits, hit);
+				DEBUG ("Found text:'%s' in file:'%s' on date:'%s'",
+					text, hit->filename, hit->date);
+			}
+		}
+
+		g_free (contents_casefold);
+		g_free (filename);
 	}
+	g_list_free (files);
 
-	g_free (hit->date);
-	g_free (hit->filename);
-	g_free (hit->chat_id);
+	g_free (text_casefold);
 
-	g_slice_free (EmpathyLogSearchHit, hit);
+	return hits;
 }
 
 void
@@ -332,7 +544,7 @@ empathy_log_manager_search_free (GList *hits)
 	GList *l;
 
 	for (l = hits; l; l = l->next) {
-		empathy_log_manager_search_hit_free (l->data);
+		log_manager_search_hit_free (l->data);
 	}
 	
 	g_list_free (hits);
@@ -348,3 +560,246 @@ empathy_log_manager_get_date_readable (const gchar *date)
 
 	return empathy_time_to_string_local (t, "%a %d %b %Y");
 }
+
+static const gchar *
+log_manager_get_basedir (EmpathyLogManager *manager)
+{
+	EmpathyLogManagerPriv *priv;	
+
+	priv = GET_PRIV (manager);
+
+	if (priv->basedir) {
+		return priv->basedir;
+	}
+
+	priv->basedir = g_build_path (G_DIR_SEPARATOR_S,
+				      g_get_home_dir (),
+				      ".gnome2",
+				      PACKAGE_NAME,
+				      "logs",
+				      NULL);
+
+	return priv->basedir;
+}
+
+static GList *
+log_manager_get_all_files (EmpathyLogManager *manager,
+			   const gchar       *dir)
+{
+	GDir        *gdir;
+	GList       *files = NULL;
+	const gchar *name;
+	
+	if (!dir) {
+		dir = log_manager_get_basedir (manager);
+	}
+
+	gdir = g_dir_open (dir, 0, NULL);
+	if (!gdir) {
+		return NULL;
+	}
+
+	while ((name = g_dir_read_name (gdir)) != NULL) {
+		gchar *filename;
+
+		filename = g_build_filename (dir, name, NULL);
+		if (g_str_has_suffix (filename, LOG_FILENAME_SUFFIX)) {
+			files = g_list_prepend (files, filename);
+			continue;
+		}
+
+		if (g_file_test (filename, G_FILE_TEST_IS_DIR)) {
+			/* Recursively get all log files */
+			files = g_list_concat (files, log_manager_get_all_files (manager, filename));
+		}
+		g_free (filename);
+	}
+
+	g_dir_close (gdir);
+
+	return files;
+}
+
+static GList *
+log_manager_get_chats (EmpathyLogManager *manager,
+		       const gchar       *dir,
+		       gboolean           is_chatroom)
+{
+	GDir        *gdir;
+	GList       *hits = NULL;
+	const gchar *name;
+
+	gdir = g_dir_open (dir, 0, NULL);
+	if (!gdir) {
+		return NULL;
+	}
+
+	while ((name = g_dir_read_name (gdir)) != NULL) {
+		EmpathyLogSearchHit *hit;
+		gchar *filename;
+
+		filename = g_build_filename (dir, name, NULL);
+		if (strcmp (name, LOG_DIR_CHATROOMS) == 0) {
+			hits = g_list_concat (hits, log_manager_get_chats (manager, filename, TRUE));
+			g_free (filename);
+			continue;
+		}
+
+		hit = g_slice_new0 (EmpathyLogSearchHit);
+		hit->chat_id = g_strdup (name);
+		hit->is_chatroom = is_chatroom;
+
+		hits = g_list_prepend (hits, hit);
+	}
+
+	g_dir_close (gdir);
+
+	return hits;
+}
+
+static gchar *
+log_manager_get_dir (EmpathyLogManager *manager,
+		     McAccount         *account,
+		     const gchar       *chat_id,
+		     gboolean           chatroom)
+{
+	const gchar *account_id;
+	gchar       *basedir;
+
+	account_id = mc_account_get_unique_name (account);
+
+	if (chatroom) {
+		basedir = g_build_path (G_DIR_SEPARATOR_S,
+					log_manager_get_basedir (manager),
+					account_id,
+					LOG_DIR_CHATROOMS,
+					chat_id,
+					NULL);
+	} else {
+		basedir = g_build_path (G_DIR_SEPARATOR_S,
+					log_manager_get_basedir (manager),
+					account_id,
+					chat_id,
+					NULL);
+	}
+
+	return basedir;
+}
+
+static gchar *
+log_manager_get_filename (EmpathyLogManager *manager,
+			  McAccount         *account,
+			  const gchar       *chat_id,
+			  gboolean           chatroom)
+{
+	gchar *basedir;
+	gchar *timestamp;
+	gchar *filename;
+
+	basedir = log_manager_get_dir (manager, account, chat_id, chatroom);
+	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 (EmpathyLogManager *manager,
+				   McAccount         *account,
+				   const gchar       *chat_id,
+				   gboolean           chatroom,
+				   const gchar       *date)
+{
+	gchar *basedir;
+	gchar *timestamp;
+	gchar *filename;
+
+	basedir = log_manager_get_dir (manager, account, chat_id, chatroom);
+	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)
+{
+	time_t      t;
+	gchar      *time_str;
+	gchar      *filename;
+
+	t = empathy_time_get_current ();
+	time_str = empathy_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 (EmpathyMessage *message)
+{
+	time_t t;
+
+	t = empathy_message_get_timestamp (message);
+
+	/* We keep the timestamps in the messages as UTC. */
+	return empathy_time_to_string_utc (t, LOG_TIME_FORMAT_FULL);
+}
+
+static EmpathyLogSearchHit *
+log_manager_search_hit_new (EmpathyLogManager *manager,
+			    const gchar       *filename)
+{
+	EmpathyLogSearchHit  *hit;
+	const gchar          *account_name;
+	const gchar          *end;
+	gchar               **strv;
+	guint                 len;
+
+	if (!g_str_has_suffix (filename, LOG_FILENAME_SUFFIX)) {
+		return NULL;
+	}
+
+	strv = g_strsplit (filename, G_DIR_SEPARATOR_S, -1);
+	len = g_strv_length (strv);
+
+	hit = g_slice_new0 (EmpathyLogSearchHit);
+
+	end = strstr (strv[len-1], LOG_FILENAME_SUFFIX);
+	hit->date = g_strndup (strv[len-1], end - strv[len-1]);
+	hit->chat_id = g_strdup (strv[len-2]);
+	hit->is_chatroom = (strcmp (strv[len-3], LOG_DIR_CHATROOMS) == 0);
+	if (hit->is_chatroom) {
+		account_name = strv[len-4];
+	} else {
+		account_name = strv[len-3];
+	}
+	hit->account = mc_account_lookup (account_name);
+	hit->filename = g_strdup (filename);
+
+	g_strfreev (strv);
+
+	return hit;
+}
+
+static void
+log_manager_search_hit_free (EmpathyLogSearchHit *hit)
+{
+	if (hit->account) {
+		g_object_unref (hit->account);
+	}
+
+	g_free (hit->date);
+	g_free (hit->filename);
+	g_free (hit->chat_id);
+
+	g_slice_free (EmpathyLogSearchHit, hit);
+}