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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
/*
* Desktop Entry Specification
* http://standards.freedesktop.org/desktop-entry-spec/latest/
*/
#include "config.h"
#include <string.h>
#include <glib/gstdio.h>
#include <libgimp/gimp.h>
#include "libgimp/stdplugins-intl.h"
#define LOAD_PROC "file-desktop-link-load"
#define PLUG_IN_BINARY "file-desktop-link"
#define PLUG_IN_ROLE "gimp-file-desktop-link"
typedef struct _Desktop Desktop;
typedef struct _DesktopClass DesktopClass;
struct _Desktop
{
GimpPlugIn parent_instance;
};
struct _DesktopClass
{
GimpPlugInClass parent_class;
};
#define DESKTOP_TYPE (desktop_get_type ())
#define DESKTOP(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), DESKTOP_TYPE, Desktop))
GType desktop_get_type (void) G_GNUC_CONST;
static GList * desktop_query_procedures (GimpPlugIn *plug_in);
static GimpProcedure * desktop_create_procedure (GimpPlugIn *plug_in,
const gchar *name);
static GimpValueArray * desktop_load (GimpProcedure *procedure,
GimpRunMode run_mode,
GFile *file,
GimpMetadata *metadata,
GimpMetadataLoadFlags *flags,
GimpProcedureConfig *config,
gpointer run_data);
static GimpImage * load_image (GFile *file,
GimpRunMode run_mode,
GError **error);
G_DEFINE_TYPE (Desktop, desktop, GIMP_TYPE_PLUG_IN)
GIMP_MAIN (DESKTOP_TYPE)
DEFINE_STD_SET_I18N
static void
desktop_class_init (DesktopClass *klass)
{
GimpPlugInClass *plug_in_class = GIMP_PLUG_IN_CLASS (klass);
plug_in_class->query_procedures = desktop_query_procedures;
plug_in_class->create_procedure = desktop_create_procedure;
plug_in_class->set_i18n = STD_SET_I18N;
}
static void
desktop_init (Desktop *desktop)
{
}
static GList *
desktop_query_procedures (GimpPlugIn *plug_in)
{
return g_list_append (NULL, g_strdup (LOAD_PROC));
}
static GimpProcedure *
desktop_create_procedure (GimpPlugIn *plug_in,
const gchar *name)
{
GimpProcedure *procedure = NULL;
if (! strcmp (name, LOAD_PROC))
{
procedure = gimp_load_procedure_new (plug_in, name,
GIMP_PDB_PROC_TYPE_PLUGIN,
desktop_load, NULL, NULL);
gimp_procedure_set_menu_label (procedure, _("Desktop Link"));
gimp_procedure_set_documentation (procedure,
"Follows a link to an image in a "
".desktop file",
"Opens a .desktop file and if it is "
"a link, it asks GIMP to open the "
"file the link points to.",
LOAD_PROC);
gimp_procedure_set_attribution (procedure,
"Sven Neumann",
"Sven Neumann",
"2006");
gimp_file_procedure_set_extensions (GIMP_FILE_PROCEDURE (procedure),
"desktop");
}
return procedure;
}
static GimpValueArray *
desktop_load (GimpProcedure *procedure,
GimpRunMode run_mode,
GFile *file,
GimpMetadata *metadata,
GimpMetadataLoadFlags *flags,
GimpProcedureConfig *config,
gpointer run_data)
{
GimpValueArray *return_values;
GimpImage *image;
GError *error = NULL;
image = load_image (file, run_mode, &error);
if (! image)
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_EXECUTION_ERROR,
error);
return_values = gimp_procedure_new_return_values (procedure,
GIMP_PDB_SUCCESS,
NULL);
GIMP_VALUES_SET_IMAGE (return_values, 1, image);
return return_values;
}
static GimpImage *
load_image (GFile *file,
GimpRunMode run_mode,
GError **load_error)
{
GKeyFile *key_file = g_key_file_new ();
GimpImage *image = NULL;
gchar *filename = NULL;
gchar *group = NULL;
gchar *value = NULL;
GError *error = NULL;
filename = g_file_get_path (file);
if (! g_key_file_load_from_file (key_file, filename, G_KEY_FILE_NONE, &error))
goto out;
group = g_key_file_get_start_group (key_file);
if (! group || strcmp (group, G_KEY_FILE_DESKTOP_GROUP) != 0)
goto out;
value = g_key_file_get_value (key_file,
group, G_KEY_FILE_DESKTOP_KEY_TYPE, &error);
if (! value || strcmp (value, G_KEY_FILE_DESKTOP_TYPE_LINK) != 0)
goto out;
g_free (value);
value = g_key_file_get_value (key_file,
group, G_KEY_FILE_DESKTOP_KEY_URL, &error);
if (value)
image = gimp_file_load (run_mode, g_file_new_for_uri (value));
out:
if (error)
{
g_set_error (load_error, error->domain, error->code,
_("Error loading desktop file '%s': %s"),
gimp_filename_to_utf8 (filename), error->message);
g_error_free (error);
}
g_free (value);
g_free (group);
g_free (filename);
g_key_file_free (key_file);
return image;
}
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