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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
/*
* anjuta
* Copyright (C) James Liggett 2008 <jrliggett@cox.net>
*
* anjuta is free software.
*
* You may 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.
*
* anjuta 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 anjuta. If not, write to:
* The Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301, USA.
*/
#include "git-tag-list-command.h"
struct _GitTagListCommandPriv
{
GFileMonitor *tags_monitor;
GFileMonitor *packed_refs_monitor;
};
G_DEFINE_TYPE (GitTagListCommand, git_tag_list_command, GIT_TYPE_RAW_OUTPUT_COMMAND);
static void
git_tag_list_command_init (GitTagListCommand *self)
{
self->priv = g_new0 (GitTagListCommandPriv, 1);
}
static void
git_tag_list_command_finalize (GObject *object)
{
GitTagListCommand *self;
self = GIT_TAG_LIST_COMMAND (object);
anjuta_command_stop_automatic_monitor (ANJUTA_COMMAND (object));
g_free (self->priv);
G_OBJECT_CLASS (git_tag_list_command_parent_class)->finalize (object);
}
static guint
git_tag_list_command_run (AnjutaCommand *command)
{
git_command_add_arg (GIT_COMMAND (command), "tag");
return 0;
}
static void
on_file_monitor_changed (GFileMonitor *monitor, GFile *file, GFile *other_file,
GFileMonitorEvent event, AnjutaCommand *command)
{
if (event == G_FILE_MONITOR_EVENT_CREATED ||
event == G_FILE_MONITOR_EVENT_DELETED)
{
anjuta_command_start (command);
}
}
static gboolean
git_tag_list_command_start_automatic_monitor (AnjutaCommand *command)
{
GitTagListCommand *self;
gchar *working_directory;
gchar *git_tags_path;
gchar *git_packed_refs_path;
GFile *git_packed_refs_file;
GFile *git_tags_file;
self = GIT_TAG_LIST_COMMAND (command);
g_object_get (G_OBJECT (self), "working-directory", &working_directory,
NULL);
/* Git keeps tag info in two places: as individual files in .git/refs/tags
* and as a file in .git/packed-refs. These "packed refs"
* are used in cases where repositories might have a lot of tags, as having
* to go through tons of individual files is can be a large performance
* drain. From what I can tell, tags created with git tag get their own
* file, while tags that are fetched from remote repositories are packed
* automatically. */
git_tags_path = g_strjoin (G_DIR_SEPARATOR_S,
working_directory,
".git",
"refs",
"tags",
NULL);
git_packed_refs_path = g_strjoin (G_DIR_SEPARATOR_S,
working_directory,
".git",
"packed-refs",
NULL);
git_tags_file = g_file_new_for_path (git_tags_path);
git_packed_refs_file = g_file_new_for_path (git_packed_refs_path);
self->priv->tags_monitor = g_file_monitor_directory (git_tags_file, 0, NULL,
NULL);
self->priv->packed_refs_monitor = g_file_monitor_file (git_packed_refs_file,
0, NULL, NULL);
g_signal_connect (G_OBJECT (self->priv->tags_monitor), "changed",
G_CALLBACK (on_file_monitor_changed),
command);
g_signal_connect (G_OBJECT (self->priv->packed_refs_monitor), "changed",
G_CALLBACK (on_file_monitor_changed),
command);
g_free (working_directory);
g_free (git_tags_path);
g_free (git_packed_refs_path);
g_object_unref (git_packed_refs_file);
g_object_unref (git_tags_file);
return TRUE;
}
static void
git_tag_list_command_stop_automatic_monitor (AnjutaCommand *command)
{
GitTagListCommand *self;
self = GIT_TAG_LIST_COMMAND (command);
if (self->priv->tags_monitor)
{
g_file_monitor_cancel (self->priv->tags_monitor);
g_object_unref (self->priv->tags_monitor);
self->priv->tags_monitor = NULL;
}
if (self->priv->packed_refs_monitor)
{
g_file_monitor_cancel (self->priv->packed_refs_monitor);
g_object_unref (self->priv->packed_refs_monitor);
self->priv->packed_refs_monitor = NULL;
}
}
static void
git_tag_list_command_class_init (GitTagListCommandClass *klass)
{
GObjectClass* object_class = G_OBJECT_CLASS (klass);
AnjutaCommandClass *command_class = ANJUTA_COMMAND_CLASS (klass);
object_class->finalize = git_tag_list_command_finalize;
command_class->run = git_tag_list_command_run;
command_class->start_automatic_monitor = git_tag_list_command_start_automatic_monitor;
command_class->stop_automatic_monitor = git_tag_list_command_stop_automatic_monitor;
}
GitTagListCommand *
git_tag_list_command_new (const gchar *working_directory)
{
return g_object_new (GIT_TYPE_TAG_LIST_COMMAND,
"working-directory", working_directory,
"single-line-output", TRUE,
"strip-newlines", TRUE,
NULL);
}
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