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-rw-r--r--app/core/gimp-modules.c227
1 files changed, 227 insertions, 0 deletions
diff --git a/app/core/gimp-modules.c b/app/core/gimp-modules.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpmodules.c
+ * (C) 1999 Austin Donnelly <austin@gimp.org>
+ *
+ * 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 <gio/gio.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpmodule/gimpmodule.h"
+#include "libgimpconfig/gimpconfig.h"
+
+#include "core-types.h"
+
+#include "config/gimpcoreconfig.h"
+
+#include "gimp.h"
+#include "gimp-modules.h"
+
+#include "gimp-intl.h"
+
+
+void
+gimp_modules_init (Gimp *gimp)
+{
+ g_return_if_fail (GIMP_IS_GIMP (gimp));
+
+ if (! gimp->no_interface)
+ {
+ gimp->module_db = gimp_module_db_new (gimp->be_verbose);
+ gimp->write_modulerc = FALSE;
+ }
+}
+
+void
+gimp_modules_exit (Gimp *gimp)
+{
+ g_return_if_fail (GIMP_IS_GIMP (gimp));
+
+ g_clear_object (&gimp->module_db);
+}
+
+void
+gimp_modules_load (Gimp *gimp)
+{
+ GFile *file;
+ GScanner *scanner;
+ gchar *module_load_inhibit = NULL;
+
+ g_return_if_fail (GIMP_IS_GIMP (gimp));
+
+ if (gimp->no_interface)
+ return;
+
+ /* FIXME, gimp->be_verbose is not yet initialized in init() */
+ gimp->module_db->verbose = gimp->be_verbose;
+
+ file = gimp_directory_file ("modulerc", NULL);
+
+ if (gimp->be_verbose)
+ g_print ("Parsing '%s'\n", gimp_file_get_utf8_name (file));
+
+ scanner = gimp_scanner_new_gfile (file, NULL);
+ g_object_unref (file);
+
+ if (scanner)
+ {
+ GTokenType token;
+ GError *error = NULL;
+
+#define MODULE_LOAD_INHIBIT 1
+
+ g_scanner_scope_add_symbol (scanner, 0, "module-load-inhibit",
+ GINT_TO_POINTER (MODULE_LOAD_INHIBIT));
+
+ token = G_TOKEN_LEFT_PAREN;
+
+ while (g_scanner_peek_next_token (scanner) == token)
+ {
+ token = g_scanner_get_next_token (scanner);
+
+ switch (token)
+ {
+ case G_TOKEN_LEFT_PAREN:
+ token = G_TOKEN_SYMBOL;
+ break;
+
+ case G_TOKEN_SYMBOL:
+ if (scanner->value.v_symbol == GINT_TO_POINTER (MODULE_LOAD_INHIBIT))
+ {
+ token = G_TOKEN_STRING;
+
+ if (! gimp_scanner_parse_string_no_validate (scanner,
+ &module_load_inhibit))
+ goto error;
+ }
+ token = G_TOKEN_RIGHT_PAREN;
+ break;
+
+ case G_TOKEN_RIGHT_PAREN:
+ token = G_TOKEN_LEFT_PAREN;
+ break;
+
+ default: /* do nothing */
+ break;
+ }
+ }
+
+#undef MODULE_LOAD_INHIBIT
+
+ if (token != G_TOKEN_LEFT_PAREN)
+ {
+ g_scanner_get_next_token (scanner);
+ g_scanner_unexp_token (scanner, token, NULL, NULL, NULL,
+ _("fatal parse error"), TRUE);
+ }
+
+ error:
+
+ if (error)
+ {
+ gimp_message_literal (gimp, NULL, GIMP_MESSAGE_ERROR, error->message);
+ g_clear_error (&error);
+ }
+
+ gimp_scanner_destroy (scanner);
+ }
+
+ if (module_load_inhibit)
+ {
+ gimp_module_db_set_load_inhibit (gimp->module_db, module_load_inhibit);
+ g_free (module_load_inhibit);
+ }
+
+ gimp_module_db_load (gimp->module_db, gimp->config->module_path);
+}
+
+static void
+add_to_inhibit_string (gpointer data,
+ gpointer user_data)
+{
+ GimpModule *module = data;
+ GString *str = user_data;
+
+ if (module->load_inhibit)
+ {
+ g_string_append_c (str, G_SEARCHPATH_SEPARATOR);
+ g_string_append (str, module->filename);
+ }
+}
+
+void
+gimp_modules_unload (Gimp *gimp)
+{
+ g_return_if_fail (GIMP_IS_GIMP (gimp));
+
+ if (! gimp->no_interface && gimp->write_modulerc)
+ {
+ GimpConfigWriter *writer;
+ GString *str;
+ const gchar *p;
+ GFile *file;
+ GError *error = NULL;
+
+ str = g_string_new (NULL);
+ g_list_foreach (gimp->module_db->modules, add_to_inhibit_string, str);
+ if (str->len > 0)
+ p = str->str + 1;
+ else
+ p = "";
+
+ file = gimp_directory_file ("modulerc", NULL);
+
+ if (gimp->be_verbose)
+ g_print ("Writing '%s'\n", gimp_file_get_utf8_name (file));
+
+ writer = gimp_config_writer_new_gfile (file, TRUE,
+ "GIMP modulerc", &error);
+ g_object_unref (file);
+
+ if (writer)
+ {
+ gimp_config_writer_open (writer, "module-load-inhibit");
+ gimp_config_writer_string (writer, p);
+ gimp_config_writer_close (writer);
+
+ gimp_config_writer_finish (writer, "end of modulerc", &error);
+
+ gimp->write_modulerc = FALSE;
+ }
+
+ g_string_free (str, TRUE);
+
+ if (error)
+ {
+ gimp_message_literal (gimp, NULL, GIMP_MESSAGE_ERROR, error->message);
+ g_clear_error (&error);
+ }
+ }
+}
+
+void
+gimp_modules_refresh (Gimp *gimp)
+{
+ g_return_if_fail (GIMP_IS_GIMP (gimp));
+
+ if (! gimp->no_interface)
+ {
+ gimp_module_db_refresh (gimp->module_db, gimp->config->module_path);
+ }
+}