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-rw-r--r--app/plug-in/gimppluginmanager.c426
1 files changed, 426 insertions, 0 deletions
diff --git a/app/plug-in/gimppluginmanager.c b/app/plug-in/gimppluginmanager.c
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+++ b/app/plug-in/gimppluginmanager.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-2002 Spencer Kimball, Peter Mattis, and others
+ *
+ * gimppluginmanager.c
+ *
+ * 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/>.
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gegl.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpconfig/gimpconfig.h"
+
+#include "plug-in-types.h"
+
+#include "config/gimpcoreconfig.h"
+
+#include "core/gimp.h"
+#include "core/gimp-filter-history.h"
+#include "core/gimp-memsize.h"
+#include "core/gimpmarshal.h"
+
+#include "pdb/gimppdb.h"
+
+#include "gimpenvirontable.h"
+#include "gimpinterpreterdb.h"
+#include "gimpplugin.h"
+#include "gimpplugindebug.h"
+#include "gimpplugindef.h"
+#include "gimppluginmanager.h"
+#include "gimppluginmanager-data.h"
+#include "gimppluginmanager-help-domain.h"
+#include "gimppluginmanager-locale-domain.h"
+#include "gimppluginmanager-menu-branch.h"
+#include "gimppluginshm.h"
+#include "gimptemporaryprocedure.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+ PLUG_IN_OPENED,
+ PLUG_IN_CLOSED,
+ MENU_BRANCH_ADDED,
+ LAST_SIGNAL
+};
+
+
+static void gimp_plug_in_manager_finalize (GObject *object);
+
+static gint64 gimp_plug_in_manager_get_memsize (GimpObject *object,
+ gint64 *gui_size);
+
+
+G_DEFINE_TYPE (GimpPlugInManager, gimp_plug_in_manager, GIMP_TYPE_OBJECT)
+
+#define parent_class gimp_plug_in_manager_parent_class
+
+static guint manager_signals[LAST_SIGNAL] = { 0, };
+
+
+static void
+gimp_plug_in_manager_class_init (GimpPlugInManagerClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GimpObjectClass *gimp_object_class = GIMP_OBJECT_CLASS (klass);
+
+ manager_signals[PLUG_IN_OPENED] =
+ g_signal_new ("plug-in-opened",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GimpPlugInManagerClass,
+ plug_in_opened),
+ NULL, NULL,
+ gimp_marshal_VOID__OBJECT,
+ G_TYPE_NONE, 1,
+ GIMP_TYPE_PLUG_IN);
+
+ manager_signals[PLUG_IN_CLOSED] =
+ g_signal_new ("plug-in-closed",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GimpPlugInManagerClass,
+ plug_in_closed),
+ NULL, NULL,
+ gimp_marshal_VOID__OBJECT,
+ G_TYPE_NONE, 1,
+ GIMP_TYPE_PLUG_IN);
+
+ manager_signals[MENU_BRANCH_ADDED] =
+ g_signal_new ("menu-branch-added",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GimpPlugInManagerClass,
+ menu_branch_added),
+ NULL, NULL,
+ gimp_marshal_VOID__OBJECT_STRING_STRING,
+ G_TYPE_NONE, 1,
+ G_TYPE_FILE,
+ G_TYPE_STRING,
+ G_TYPE_STRING);
+
+ object_class->finalize = gimp_plug_in_manager_finalize;
+
+ gimp_object_class->get_memsize = gimp_plug_in_manager_get_memsize;
+}
+
+static void
+gimp_plug_in_manager_init (GimpPlugInManager *manager)
+{
+}
+
+static void
+gimp_plug_in_manager_finalize (GObject *object)
+{
+ GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object);
+
+ g_clear_pointer (&manager->load_procs, g_slist_free);
+ g_clear_pointer (&manager->save_procs, g_slist_free);
+ g_clear_pointer (&manager->export_procs, g_slist_free);
+ g_clear_pointer (&manager->raw_load_procs, g_slist_free);
+
+ g_clear_pointer (&manager->display_load_procs, g_slist_free);
+ g_clear_pointer (&manager->display_save_procs, g_slist_free);
+ g_clear_pointer (&manager->display_export_procs, g_slist_free);
+ g_clear_pointer (&manager->display_raw_load_procs, g_slist_free);
+
+ if (manager->plug_in_procedures)
+ {
+ g_slist_free_full (manager->plug_in_procedures,
+ (GDestroyNotify) g_object_unref);
+ manager->plug_in_procedures = NULL;
+ }
+
+ if (manager->plug_in_defs)
+ {
+ g_slist_free_full (manager->plug_in_defs,
+ (GDestroyNotify) g_object_unref);
+ manager->plug_in_defs = NULL;
+ }
+
+ g_clear_object (&manager->environ_table);
+ g_clear_object (&manager->interpreter_db);
+
+ g_clear_pointer (&manager->debug, gimp_plug_in_debug_free);
+
+ gimp_plug_in_manager_menu_branch_exit (manager);
+ gimp_plug_in_manager_locale_domain_exit (manager);
+ gimp_plug_in_manager_help_domain_exit (manager);
+ gimp_plug_in_manager_data_free (manager);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static gint64
+gimp_plug_in_manager_get_memsize (GimpObject *object,
+ gint64 *gui_size)
+{
+ GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object);
+ gint64 memsize = 0;
+
+ memsize += gimp_g_slist_get_memsize_foreach (manager->plug_in_defs,
+ (GimpMemsizeFunc)
+ gimp_object_get_memsize,
+ gui_size);
+
+ memsize += gimp_g_slist_get_memsize (manager->plug_in_procedures, 0);
+ memsize += gimp_g_slist_get_memsize (manager->load_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->save_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->export_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->raw_load_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->display_load_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->display_save_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->display_export_procs, 0);
+ memsize += gimp_g_slist_get_memsize (manager->display_raw_load_procs, 0);
+
+ memsize += gimp_g_slist_get_memsize (manager->menu_branches, 0 /* FIXME */);
+ memsize += gimp_g_slist_get_memsize (manager->locale_domains, 0 /* FIXME */);
+ memsize += gimp_g_slist_get_memsize (manager->help_domains, 0 /* FIXME */);
+
+ memsize += gimp_g_slist_get_memsize_foreach (manager->open_plug_ins,
+ (GimpMemsizeFunc)
+ gimp_object_get_memsize,
+ gui_size);
+ memsize += gimp_g_slist_get_memsize (manager->plug_in_stack, 0);
+
+ memsize += 0; /* FIXME manager->shm */
+ memsize += /* FIXME */ gimp_g_object_get_memsize (G_OBJECT (manager->interpreter_db));
+ memsize += /* FIXME */ gimp_g_object_get_memsize (G_OBJECT (manager->environ_table));
+ memsize += 0; /* FIXME manager->plug_in_debug */
+ memsize += gimp_g_list_get_memsize (manager->data_list, 0 /* FIXME */);
+
+ return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
+ gui_size);
+}
+
+GimpPlugInManager *
+gimp_plug_in_manager_new (Gimp *gimp)
+{
+ GimpPlugInManager *manager;
+
+ manager = g_object_new (GIMP_TYPE_PLUG_IN_MANAGER, NULL);
+
+ manager->gimp = gimp;
+ manager->interpreter_db = gimp_interpreter_db_new (gimp->be_verbose);
+ manager->environ_table = gimp_environ_table_new (gimp->be_verbose);
+
+ return manager;
+}
+
+void
+gimp_plug_in_manager_initialize (GimpPlugInManager *manager,
+ GimpInitStatusFunc status_callback)
+{
+ GimpCoreConfig *config;
+ GList *path;
+
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (status_callback != NULL);
+
+ config = manager->gimp->config;
+
+ status_callback (NULL, _("Plug-in Interpreters"), 0.8);
+
+ path = gimp_config_path_expand_to_files (config->interpreter_path, NULL);
+ gimp_interpreter_db_load (manager->interpreter_db, path);
+ g_list_free_full (path, (GDestroyNotify) g_object_unref);
+
+ status_callback (NULL, _("Plug-in Environment"), 0.9);
+
+ path = gimp_config_path_expand_to_files (config->environ_path, NULL);
+ gimp_environ_table_load (manager->environ_table, path);
+ g_list_free_full (path, (GDestroyNotify) g_object_unref);
+
+ /* allocate a piece of shared memory for use in transporting tiles
+ * to plug-ins. if we can't allocate a piece of shared memory then
+ * we'll fall back on sending the data over the pipe.
+ */
+ if (manager->gimp->use_shm)
+ manager->shm = gimp_plug_in_shm_new ();
+
+ manager->debug = gimp_plug_in_debug_new ();
+}
+
+void
+gimp_plug_in_manager_exit (GimpPlugInManager *manager)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+
+ while (manager->open_plug_ins)
+ gimp_plug_in_close (manager->open_plug_ins->data, TRUE);
+
+ /* need to detach from shared memory, we can't rely on exit()
+ * cleaning up behind us (see bug #609026)
+ */
+ if (manager->shm)
+ {
+ gimp_plug_in_shm_free (manager->shm);
+ manager->shm = NULL;
+ }
+}
+
+void
+gimp_plug_in_manager_add_procedure (GimpPlugInManager *manager,
+ GimpPlugInProcedure *procedure)
+{
+ GSList *list;
+
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_PLUG_IN_PROCEDURE (procedure));
+
+ for (list = manager->plug_in_procedures; list; list = list->next)
+ {
+ GimpPlugInProcedure *tmp_proc = list->data;
+
+ if (strcmp (gimp_object_get_name (procedure),
+ gimp_object_get_name (tmp_proc)) == 0)
+ {
+ GSList *list2;
+
+ list->data = g_object_ref (procedure);
+
+ g_printerr ("Removing duplicate PDB procedure '%s' "
+ "registered by '%s'\n",
+ gimp_object_get_name (tmp_proc),
+ gimp_file_get_utf8_name (tmp_proc->file));
+
+ /* search the plugin list to see if any plugins had references to
+ * the tmp_proc.
+ */
+ for (list2 = manager->plug_in_defs; list2; list2 = list2->next)
+ {
+ GimpPlugInDef *plug_in_def = list2->data;
+
+ if (g_slist_find (plug_in_def->procedures, tmp_proc))
+ gimp_plug_in_def_remove_procedure (plug_in_def, tmp_proc);
+ }
+
+ /* also remove it from the lists of load, save and export procs */
+ manager->load_procs = g_slist_remove (manager->load_procs, tmp_proc);
+ manager->save_procs = g_slist_remove (manager->save_procs, tmp_proc);
+ manager->export_procs = g_slist_remove (manager->export_procs, tmp_proc);
+ manager->raw_load_procs = g_slist_remove (manager->raw_load_procs, tmp_proc);
+ manager->display_load_procs = g_slist_remove (manager->display_load_procs, tmp_proc);
+ manager->display_save_procs = g_slist_remove (manager->display_save_procs, tmp_proc);
+ manager->display_export_procs = g_slist_remove (manager->display_export_procs, tmp_proc);
+ manager->display_raw_load_procs = g_slist_remove (manager->display_raw_load_procs, tmp_proc);
+
+ /* and from the history */
+ gimp_filter_history_remove (manager->gimp, GIMP_PROCEDURE (tmp_proc));
+
+ g_object_unref (tmp_proc);
+
+ return;
+ }
+ }
+
+ manager->plug_in_procedures = g_slist_prepend (manager->plug_in_procedures,
+ g_object_ref (procedure));
+}
+
+void
+gimp_plug_in_manager_add_temp_proc (GimpPlugInManager *manager,
+ GimpTemporaryProcedure *procedure)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_TEMPORARY_PROCEDURE (procedure));
+
+ gimp_pdb_register_procedure (manager->gimp->pdb, GIMP_PROCEDURE (procedure));
+
+ manager->plug_in_procedures = g_slist_prepend (manager->plug_in_procedures,
+ g_object_ref (procedure));
+}
+
+void
+gimp_plug_in_manager_remove_temp_proc (GimpPlugInManager *manager,
+ GimpTemporaryProcedure *procedure)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_TEMPORARY_PROCEDURE (procedure));
+
+ manager->plug_in_procedures = g_slist_remove (manager->plug_in_procedures,
+ procedure);
+
+ gimp_filter_history_remove (manager->gimp,
+ GIMP_PROCEDURE (procedure));
+
+ gimp_pdb_unregister_procedure (manager->gimp->pdb,
+ GIMP_PROCEDURE (procedure));
+
+ g_object_unref (procedure);
+}
+
+void
+gimp_plug_in_manager_add_open_plug_in (GimpPlugInManager *manager,
+ GimpPlugIn *plug_in)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
+
+ manager->open_plug_ins = g_slist_prepend (manager->open_plug_ins,
+ g_object_ref (plug_in));
+
+ g_signal_emit (manager, manager_signals[PLUG_IN_OPENED], 0,
+ plug_in);
+}
+
+void
+gimp_plug_in_manager_remove_open_plug_in (GimpPlugInManager *manager,
+ GimpPlugIn *plug_in)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
+
+ manager->open_plug_ins = g_slist_remove (manager->open_plug_ins, plug_in);
+
+ g_signal_emit (manager, manager_signals[PLUG_IN_CLOSED], 0,
+ plug_in);
+
+ g_object_unref (plug_in);
+}
+
+void
+gimp_plug_in_manager_plug_in_push (GimpPlugInManager *manager,
+ GimpPlugIn *plug_in)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+ g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
+
+ manager->current_plug_in = plug_in;
+
+ manager->plug_in_stack = g_slist_prepend (manager->plug_in_stack,
+ manager->current_plug_in);
+}
+
+void
+gimp_plug_in_manager_plug_in_pop (GimpPlugInManager *manager)
+{
+ g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
+
+ if (manager->current_plug_in)
+ manager->plug_in_stack = g_slist_remove (manager->plug_in_stack,
+ manager->plug_in_stack->data);
+
+ if (manager->plug_in_stack)
+ manager->current_plug_in = manager->plug_in_stack->data;
+ else
+ manager->current_plug_in = NULL;
+}