diff options
This commit was manufactured by cvs2svn to create tag 'EOG_0_5'.EOG_0_5
svn path=/tags/EOG_0_5/; revision=4929
Diffstat (limited to 'filter/rule-context.c')
-rw-r--r-- | filter/rule-context.c | 427 |
1 files changed, 0 insertions, 427 deletions
diff --git a/filter/rule-context.c b/filter/rule-context.c deleted file mode 100644 index 653627a550..0000000000 --- a/filter/rule-context.c +++ /dev/null @@ -1,427 +0,0 @@ -/* - * Copyright (C) 2000 Helix Code Inc. - * - * Authors: Not Zed <notzed@lostzed.mmc.com.au> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public License - * as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <errno.h> -#include <gtk/gtk.h> -#include <gnome.h> - -#include "rule-context.h" - -#define d(x) x - -static int load(RuleContext *f, const char *system, const char *user, - RCRegisterFunc on_demand_cb, gpointer user_data); -static int save(RuleContext *f, const char *user); - -static void rule_context_class_init (RuleContextClass *class); -static void rule_context_init (RuleContext *gspaper); -static void rule_context_finalise (GtkObject *obj); - -#define _PRIVATE(x) (((RuleContext *)(x))->priv) - -struct _RuleContextPrivate { -}; - -static GtkObjectClass *parent_class; - -enum { - LAST_SIGNAL -}; - -static guint signals[LAST_SIGNAL] = { 0 }; - -guint -rule_context_get_type (void) -{ - static guint type = 0; - - if (!type) { - GtkTypeInfo type_info = { - "RuleContext", - sizeof(RuleContext), - sizeof(RuleContextClass), - (GtkClassInitFunc)rule_context_class_init, - (GtkObjectInitFunc)rule_context_init, - (GtkArgSetFunc)NULL, - (GtkArgGetFunc)NULL - }; - - type = gtk_type_unique(gtk_object_get_type (), &type_info); - } - - return type; -} - -static void -rule_context_class_init (RuleContextClass *class) -{ - GtkObjectClass *object_class; - - object_class = (GtkObjectClass *)class; - parent_class = gtk_type_class(gtk_object_get_type ()); - - object_class->finalize = rule_context_finalise; - - /* override methods */ - class->load = load; - class->save = save; - - /* signals */ - - gtk_object_class_add_signals(object_class, signals, LAST_SIGNAL); -} - -static void -rule_context_init (RuleContext *o) -{ - o->priv = g_malloc0(sizeof(*o->priv)); - - o->part_set_map = g_hash_table_new(g_str_hash, g_str_equal); - o->rule_set_map = g_hash_table_new(g_str_hash, g_str_equal); -} - -static void -rule_context_finalise(GtkObject *obj) -{ - RuleContext *o = (RuleContext *)obj; - - o = o; - - ((GtkObjectClass *)(parent_class))->finalize(obj); -} - -/** - * rule_context_new: - * - * Create a new RuleContext object. - * - * Return value: A new #RuleContext object. - **/ -RuleContext * -rule_context_new(void) -{ - RuleContext *o = (RuleContext *)gtk_type_new(rule_context_get_type ()); - return o; -} - -void rule_context_add_part_set(RuleContext *f, const char *setname, int part_type, RCPartFunc append, RCNextPartFunc next) -{ - struct _part_set_map *map; - - map = g_malloc0(sizeof(*map)); - map->type = part_type; - map->append = append; - map->next = next; - map->name = g_strdup(setname); - g_hash_table_insert(f->part_set_map, map->name, map); - f->part_set_list = g_list_append(f->part_set_list, map); - d(printf("adding part set '%s'\n", setname)); -} - -void rule_context_add_rule_set(RuleContext *f, const char *setname, int rule_type, RCRuleFunc append, RCNextRuleFunc next) -{ - struct _rule_set_map *map; - - map = g_malloc0(sizeof(*map)); - map->type = rule_type; - map->append = append; - map->next = next; - map->name = g_strdup(setname); - g_hash_table_insert(f->rule_set_map, map->name, map); - f->rule_set_list = g_list_append(f->rule_set_list, map); - d(printf("adding rule set '%s'\n", setname)); -} - -/** - * rule_context_set_error: - * @f: - * @error: - * - * Set the text error for the context, or NULL to clear it. - **/ -static void -rule_context_set_error(RuleContext *f, char *error) -{ - g_free(f->error); - f->error = error; -} - -/** - * rule_context_load: - * @f: - * @system: - * @user: - * @on_demand_cb: An optional callback to allow UI registration of on-demand rules - * @user_data: Extra data for the callback - * - * Load a rule context from a system and user description file. - * - * Return value: - **/ -int rule_context_load(RuleContext *f, const char *system, const char *user, - RCRegisterFunc on_demand_cb, gpointer user_data ) -{ - printf("rule_context: loading %s %s\n", system, user); - - return ((RuleContextClass *)((GtkObject *)f)->klass)->load(f, system, user, - on_demand_cb, - user_data); -} - -static int load(RuleContext *f, const char *system, const char *user, - RCRegisterFunc on_demand_cb, gpointer user_data) -{ - xmlNodePtr set, rule; - struct _part_set_map *part_map; - struct _rule_set_map *rule_map; - - rule_context_set_error(f, NULL); - - d(printf("loading rules %s %s\n", system, user)); - - f->system = xmlParseFile(system); - if (f->system == NULL) { - rule_context_set_error(f, g_strdup_printf("Unable to load system rules '%s': %s", - system, strerror(errno))); - return -1; - } - if (strcmp(f->system->root->name, "filterdescription")) { - rule_context_set_error(f, g_strdup_printf("Unable to load system rules '%s': Invalid format", - system)); - xmlFreeDoc(f->system); - f->system = NULL; - return -1; - } - /* doesn't matter if this doens't exist */ - f->user = xmlParseFile(user); - - /* now parse structure */ - /* get rule parts */ - set = f->system->root->childs; - while (set) { - d(printf("set name = %s\n", set->name)); - part_map = g_hash_table_lookup(f->part_set_map, set->name); - if (part_map) { - d(printf("loading parts ...\n")); - rule = set->childs; - while (rule) { - if (!strcmp(rule->name, "part")) { - FilterPart *part = FILTER_PART(gtk_type_new(part_map->type)); - if (filter_part_xml_create(part, rule) == 0) { - part_map->append(f, part); - } else { - gtk_object_unref((GtkObject *)part); - g_warning("Cannot load filter part"); - } - } - rule = rule->next; - } - } - set = set->next; - } - - /* now load actual rules */ - if (f->user) { - set = f->user->root->childs; - while (set) { - d(printf("set name = %s\n", set->name)); - rule_map = g_hash_table_lookup(f->rule_set_map, set->name); - if (rule_map) { - d(printf("loading rules ...\n")); - rule = set->childs; - while (rule) { - printf("checking node: %s\n", rule->name); - if (!strcmp(rule->name, "rule")) { - FilterRule *part = FILTER_RULE(gtk_type_new(rule_map->type)); - if (filter_rule_xml_decode(part, rule, f) == 0) { - rule_map->append(f, part); - - if (on_demand_cb && part->source == FILTER_SOURCE_DEMAND) - (on_demand_cb) (f, part, user_data); - } else { - gtk_object_unref((GtkObject *)part); - g_warning("Cannot load filter part"); - } - } - rule = rule->next; - } - } - set = set->next; - } - } - return 0; -} - -/** - * rule_context_save: - * @f: - * @user: - * - * Save a rule context to disk. - * - * Return value: - **/ -int rule_context_save(RuleContext *f, const char *user) -{ - return ((RuleContextClass *)((GtkObject *)f)->klass)->save(f, user); -} - -static int save(RuleContext *f, const char *user) -{ - xmlDocPtr doc; - xmlNodePtr root, rules, work; - GList *l; - FilterRule *rule; - struct _rule_set_map *map; - - doc = xmlNewDoc("1.0"); - root = xmlNewDocNode(doc, NULL, "filteroptions", NULL); - xmlDocSetRootElement(doc, root); - l = f->rule_set_list; - while (l) { - map = l->data; - rules = xmlNewDocNode(doc, NULL, map->name, NULL); - xmlAddChild(root, rules); - rule = NULL; - while ( (rule = map->next(f, rule)) ) { - d(printf("processing rule %s\n", rule->name)); - work = filter_rule_xml_encode(rule); - xmlAddChild(rules, work); - } - l = g_list_next(l); - } - xmlSaveFile(user, doc); - xmlFreeDoc(doc); - return 0; -} - -FilterPart *rule_context_find_part(RuleContext *f, const char *name) -{ - d(printf("find part : ")); - return filter_part_find_list(f->parts, name); -} - -FilterPart *rule_context_create_part(RuleContext *f, const char *name) -{ - FilterPart *part; - - part = rule_context_find_part(f, name); - if (part) - part = filter_part_clone(part); - return part; -} - -FilterPart *rule_context_next_part(RuleContext *f, FilterPart *last) -{ - return filter_part_next_list(f->parts, last); -} - -FilterRule *rule_context_next_rule(RuleContext *f, FilterRule *last) -{ - return filter_rule_next_list(f->rules, last); -} - -FilterRule *rule_context_find_rule(RuleContext *f, const char *name) -{ - return filter_rule_find_list(f->rules, name); -} - -void rule_context_add_part(RuleContext *f, FilterPart *part) -{ - f->parts = g_list_append(f->parts, part); -} - -void rule_context_add_rule(RuleContext *f, FilterRule *new) -{ - f->rules = g_list_append(f->rules, new); -} - -static void -new_rule_clicked(GtkWidget *w, int button, RuleContext *context) -{ -#ifndef NO_WARNINGS -#warning "Need a changed signal for this to work best" -#endif - if (button == 0) { - FilterRule *rule = gtk_object_get_data((GtkObject *)w, "rule"); - char *user = gtk_object_get_data((GtkObject *)w, "path"); - - gtk_object_ref((GtkObject *)rule); - rule_context_add_rule(context, rule); - if (user) { - rule_context_save((RuleContext *)context, user); - } - } - if (button != -1) { - gnome_dialog_close((GnomeDialog *)w); - } -} - -/* add a rule, with a gui, asking for confirmation first ... optionally save to path */ -void rule_context_add_rule_gui(RuleContext *f, FilterRule *rule, const char *title, const char *path) -{ - GtkWidget *w; - GnomeDialog *gd; - - w = filter_rule_get_widget(rule, f); - gd = (GnomeDialog *)gnome_dialog_new(title, GNOME_STOCK_BUTTON_OK, GNOME_STOCK_BUTTON_CANCEL, NULL); - gtk_box_pack_start((GtkBox *)gd->vbox, w, FALSE, TRUE, 0); - gtk_widget_show((GtkWidget *)gd); - gtk_object_set_data_full((GtkObject *)gd, "rule", rule, (GtkDestroyNotify)gtk_object_unref); - if (path) - gtk_object_set_data_full((GtkObject *)gd, "path", g_strdup(path), (GtkDestroyNotify)g_free); - gtk_signal_connect((GtkObject *)gd, "clicked", new_rule_clicked, f); - gtk_object_ref((GtkObject *)f); - gtk_object_set_data_full((GtkObject *)gd, "context", f, (GtkDestroyNotify)gtk_object_unref); - gtk_widget_show((GtkWidget *)gd); -} - -void rule_context_remove_rule(RuleContext *f, FilterRule *rule) -{ - f->rules = g_list_remove(f->rules, rule); -} - -void rule_context_rank_rule(RuleContext *f, FilterRule *rule, int rank) -{ - f->rules = g_list_remove(f->rules, rule); - f->rules = g_list_insert(f->rules, rule, rank); -} - -int rule_context_get_rank_rule(RuleContext *f, FilterRule *rule) -{ - return g_list_index(f->rules, rule); -} - -int -rule_context_get_rank_rule_with_source(RuleContext *f, FilterRule *rule, enum _filter_source_t source) -{ - int i; - GList *iter; - - i = 0; - for (iter = f->rules; iter; iter = iter->next) { - if (iter->data == rule) - return i; - if (((FilterRule *)iter->data)->source == source) - i++; - } - - return -1; -} |