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Diffstat (limited to '')
| -rw-r--r-- | app/config/gimprc-deserialize.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/app/config/gimprc-deserialize.c b/app/config/gimprc-deserialize.c new file mode 100644 index 0000000..0278485 --- /dev/null +++ b/app/config/gimprc-deserialize.c @@ -0,0 +1,174 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * GimpRc deserialization routines + * Copyright (C) 2001-2002 Sven Neumann <sven@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 <cairo.h> +#include <gegl.h> +#include <gdk-pixbuf/gdk-pixbuf.h> + +#include "libgimpcolor/gimpcolor.h" +#include "libgimpmath/gimpmath.h" +#include "libgimpconfig/gimpconfig.h" + +#include "config-types.h" + +#include "gimprc-deserialize.h" +#include "gimprc-unknown.h" + +#include "gimp-intl.h" + + +static GTokenType gimp_rc_deserialize_unknown (GimpConfig *config, + GScanner *scanner); + + +gboolean +gimp_rc_deserialize (GimpConfig *config, + GScanner *scanner, + gint nest_level, + gpointer data) +{ + GObjectClass *klass; + GParamSpec **property_specs; + guint n_property_specs; + guint i; + guint scope_id; + guint old_scope_id; + GTokenType token; + GTokenType next; + + g_return_val_if_fail (GIMP_IS_CONFIG (config), FALSE); + + klass = G_OBJECT_GET_CLASS (config); + + property_specs = g_object_class_list_properties (klass, &n_property_specs); + if (! property_specs) + return TRUE; + + scope_id = g_type_qname (G_TYPE_FROM_INSTANCE (config)); + old_scope_id = g_scanner_set_scope (scanner, scope_id); + + for (i = 0; i < n_property_specs; i++) + { + GParamSpec *prop_spec = property_specs[i]; + + if (prop_spec->flags & GIMP_CONFIG_PARAM_SERIALIZE) + { + g_scanner_scope_add_symbol (scanner, scope_id, + prop_spec->name, prop_spec); + } + } + + g_free (property_specs); + + g_object_freeze_notify (G_OBJECT (config)); + + token = G_TOKEN_LEFT_PAREN; + + while (TRUE) + { + next = g_scanner_peek_next_token (scanner); + + if (G_UNLIKELY (next != token && ! (token == G_TOKEN_SYMBOL && + next == G_TOKEN_IDENTIFIER))) + { + break; + } + + token = g_scanner_get_next_token (scanner); + + switch (token) + { + case G_TOKEN_LEFT_PAREN: + token = G_TOKEN_SYMBOL; + break; + + case G_TOKEN_IDENTIFIER: + token = gimp_rc_deserialize_unknown (config, scanner); + break; + + case G_TOKEN_SYMBOL: + token = gimp_config_deserialize_property (config, + scanner, nest_level); + break; + + case G_TOKEN_RIGHT_PAREN: + token = G_TOKEN_LEFT_PAREN; + break; + + default: /* do nothing */ + break; + } + } + + g_scanner_set_scope (scanner, old_scope_id); + + g_object_thaw_notify (G_OBJECT (config)); + + if (token == G_TOKEN_NONE) + return FALSE; + + /* If the unknown token value couldn't be parsed the default error + message is rather confusing. We try to produce something more + meaningful here ... + */ + if (token == G_TOKEN_STRING && next == G_TOKEN_IDENTIFIER) + { + g_scanner_unexp_token (scanner, G_TOKEN_SYMBOL, NULL, NULL, NULL, + _("fatal parse error"), TRUE); + return FALSE; + } + + return gimp_config_deserialize_return (scanner, token, nest_level); +} + +static GTokenType +gimp_rc_deserialize_unknown (GimpConfig *config, + GScanner *scanner) +{ + gchar *key; + guint old_scope_id; + + old_scope_id = g_scanner_set_scope (scanner, 0); + + if (g_scanner_peek_next_token (scanner) != G_TOKEN_STRING) + return G_TOKEN_STRING; + + key = g_strdup (scanner->value.v_identifier); + + g_scanner_get_next_token (scanner); + + g_scanner_set_scope (scanner, old_scope_id); + + if (! g_utf8_validate (scanner->value.v_string, -1, NULL)) + { + g_scanner_error (scanner, + _("value for token %s is not a valid UTF-8 string"), + key); + g_free (key); + return G_TOKEN_NONE; + } + + gimp_rc_add_unknown_token (config, key, scanner->value.v_string); + g_free (key); + + return G_TOKEN_RIGHT_PAREN; +} |