Added missing Bonobo config moniker files

This commit is contained in:
Bradford Hovinen (Gdict maintainer) 2001-07-05 17:37:53 +00:00
parent 78f32849fb
commit f76b12f43c
3 changed files with 904 additions and 0 deletions

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/**
* bonobo-config-archiver.c: XML configuration database with an interface to
* the XML archiver
*
* Author:
* Dietmar Maurer (dietmar@ximian.com)
* Bradford Hovinen <hovinen@ximian.com>
*
* Copyright 2000 Ximian, Inc.
*/
#include <config.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <bonobo/bonobo-arg.h>
#include <bonobo/bonobo-property-bag-xml.h>
#include <bonobo/bonobo-moniker-util.h>
#include <bonobo/bonobo-exception.h>
#include <bonobo-config/bonobo-config-utils.h>
#include <gnome-xml/xmlmemory.h>
#include <gtk/gtkmain.h>
#include "bonobo-config-archiver.h"
static GtkObjectClass *parent_class = NULL;
#define CLASS(o) BONOBO_CONFIG_ARCHIVER_CLASS (GTK_OBJECT(o)->klass)
#define PARENT_TYPE BONOBO_CONFIG_DATABASE_TYPE
#define FLUSH_INTERVAL 30 /* 30 seconds */
static DirEntry *
dir_lookup_entry (DirData *dir,
char *name,
gboolean create)
{
GSList *l;
DirEntry *de;
l = dir->entries;
while (l) {
de = (DirEntry *)l->data;
if (!strcmp (de->name, name))
return de;
l = l->next;
}
if (create) {
de = g_new0 (DirEntry, 1);
de->dir = dir;
de->name = g_strdup (name);
dir->entries = g_slist_prepend (dir->entries, de);
return de;
}
return NULL;
}
static DirData *
dir_lookup_subdir (DirData *dir,
char *name,
gboolean create)
{
GSList *l;
DirData *dd;
l = dir->subdirs;
while (l) {
dd = (DirData *)l->data;
if (!strcmp (dd->name, name))
return dd;
l = l->next;
}
if (create) {
dd = g_new0 (DirData, 1);
dd->dir = dir;
dd->name = g_strdup (name);
dir->subdirs = g_slist_prepend (dir->subdirs, dd);
return dd;
}
return NULL;
}
static DirData *
lookup_dir (DirData *dir,
const char *path,
gboolean create)
{
const char *s, *e;
char *name;
DirData *dd = dir;
s = path;
while (*s == '/') s++;
if (*s == '\0')
return dir;
if ((e = strchr (s, '/')))
name = g_strndup (s, e - s);
else
name = g_strdup (s);
if ((dd = dir_lookup_subdir (dd, name, create))) {
if (e)
dd = lookup_dir (dd, e, create);
g_free (name);
return dd;
} else {
g_free (name);
}
return NULL;
}
static DirEntry *
lookup_dir_entry (BonoboConfigArchiver *archiver_db,
const char *key,
gboolean create)
{
char *dir_name;
char *leaf_name;
DirEntry *de;
DirData *dd;
if ((dir_name = bonobo_config_dir_name (key))) {
dd = lookup_dir (archiver_db->dir, dir_name, create);
if (dd && !dd->node) {
dd->node = xmlNewChild (archiver_db->doc->root, NULL,
"section", NULL);
xmlSetProp (dd->node, "path", dir_name);
}
g_free (dir_name);
} else {
dd = archiver_db->dir;
if (!dd->node)
dd->node = xmlNewChild (archiver_db->doc->root, NULL,
"section", NULL);
}
if (!dd)
return NULL;
if (!(leaf_name = bonobo_config_leaf_name (key)))
return NULL;
de = dir_lookup_entry (dd, leaf_name, create);
g_free (leaf_name);
return de;
}
static CORBA_any *
real_get_value (BonoboConfigDatabase *db,
const CORBA_char *key,
const CORBA_char *locale,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
DirEntry *de;
CORBA_any *value = NULL;
de = lookup_dir_entry (archiver_db, key, FALSE);
if (!de) {
bonobo_exception_set (ev, ex_Bonobo_ConfigDatabase_NotFound);
return NULL;
}
if (de->value)
return bonobo_arg_copy (de->value);
/* localized value */
if (de->node && de->node->childs && de->node->childs->next)
value = bonobo_config_xml_decode_any ((BonoboUINode *)de->node,
locale, ev);
if (!value)
bonobo_exception_set (ev, ex_Bonobo_ConfigDatabase_NotFound);
return value;
}
static void
real_sync (BonoboConfigDatabase *db,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
if (!db->writeable)
return;
location_store_xml (archiver_db->location, archiver_db->backend_id,
archiver_db->doc, STORE_MASK_PREVIOUS);
}
static gint
timeout_cb (gpointer data)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (data);
CORBA_Environment ev;
CORBA_exception_init(&ev);
real_sync (BONOBO_CONFIG_DATABASE (data), &ev);
CORBA_exception_free (&ev);
archiver_db->time_id = 0;
/* remove the timeout */
return 0;
}
static void
notify_listeners (BonoboConfigArchiver *archiver_db,
const char *key,
const CORBA_any *value)
{
CORBA_Environment ev;
char *dir_name;
char *leaf_name;
char *ename;
if (!key)
return;
CORBA_exception_init(&ev);
ename = g_strconcat ("Bonobo/Property:change:", key, NULL);
bonobo_event_source_notify_listeners(archiver_db->es, ename, value, &ev);
g_free (ename);
if (!(dir_name = bonobo_config_dir_name (key)))
dir_name = g_strdup ("");
if (!(leaf_name = bonobo_config_leaf_name (key)))
leaf_name = g_strdup ("");
ename = g_strconcat ("Bonobo/ConfigDatabase:change", dir_name, ":",
leaf_name, NULL);
bonobo_event_source_notify_listeners (archiver_db->es, ename, value, &ev);
CORBA_exception_free (&ev);
g_free (ename);
g_free (dir_name);
g_free (leaf_name);
}
static void
real_set_value (BonoboConfigDatabase *db,
const CORBA_char *key,
const CORBA_any *value,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
DirEntry *de;
char *name;
de = lookup_dir_entry (archiver_db, key, TRUE);
if (de->value)
CORBA_free (de->value);
de->value = bonobo_arg_copy (value);
if (de->node) {
xmlUnlinkNode (de->node);
xmlFreeNode (de->node);
}
name = bonobo_config_leaf_name (key);
de->node = (xmlNodePtr) bonobo_config_xml_encode_any (value, name, ev);
g_free (name);
bonobo_ui_node_add_child ((BonoboUINode *)de->dir->node,
(BonoboUINode *)de->node);
/* if (!archiver_db->time_id) */
/* archiver_db->time_id = gtk_timeout_add (FLUSH_INTERVAL * 1000, */
/* (GtkFunction)timeout_cb, */
/* archiver_db); */
notify_listeners (archiver_db, key, value);
}
static Bonobo_KeyList *
real_list_dirs (BonoboConfigDatabase *db,
const CORBA_char *dir,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
Bonobo_KeyList *key_list;
DirData *dd, *sub;
GSList *l;
int len;
key_list = Bonobo_KeyList__alloc ();
key_list->_length = 0;
if (!(dd = lookup_dir (archiver_db->dir, dir, FALSE)))
return key_list;
if (!(len = g_slist_length (dd->subdirs)))
return key_list;
key_list->_buffer = CORBA_sequence_CORBA_string_allocbuf (len);
CORBA_sequence_set_release (key_list, TRUE);
for (l = dd->subdirs; l != NULL; l = l->next) {
sub = (DirData *)l->data;
key_list->_buffer [key_list->_length] =
CORBA_string_dup (sub->name);
key_list->_length++;
}
return key_list;
}
static Bonobo_KeyList *
real_list_keys (BonoboConfigDatabase *db,
const CORBA_char *dir,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
Bonobo_KeyList *key_list;
DirData *dd;
DirEntry *de;
GSList *l;
int len;
key_list = Bonobo_KeyList__alloc ();
key_list->_length = 0;
if (!(dd = lookup_dir (archiver_db->dir, dir, FALSE)))
return key_list;
if (!(len = g_slist_length (dd->entries)))
return key_list;
key_list->_buffer = CORBA_sequence_CORBA_string_allocbuf (len);
CORBA_sequence_set_release (key_list, TRUE);
for (l = dd->entries; l != NULL; l = l->next) {
de = (DirEntry *)l->data;
key_list->_buffer [key_list->_length] =
CORBA_string_dup (de->name);
key_list->_length++;
}
return key_list;
}
static CORBA_boolean
real_dir_exists (BonoboConfigDatabase *db,
const CORBA_char *dir,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
if (lookup_dir (archiver_db->dir, dir, FALSE))
return TRUE;
return FALSE;
}
static void
delete_dir_entry (DirEntry *de)
{
CORBA_free (de->value);
if (de->node) {
xmlUnlinkNode (de->node);
xmlFreeNode (de->node);
}
g_free (de->name);
g_free (de);
}
static void
real_remove_value (BonoboConfigDatabase *db,
const CORBA_char *key,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
DirEntry *de;
if (!(de = lookup_dir_entry (archiver_db, key, FALSE)))
return;
de->dir->entries = g_slist_remove (de->dir->entries, de);
delete_dir_entry (de);
}
static void
delete_dir_data (DirData *dd, gboolean is_root)
{
GSList *l;
for (l = dd->subdirs; l; l = l->next)
delete_dir_data ((DirData *)l->data, FALSE);
g_slist_free (dd->subdirs);
dd->subdirs = NULL;
for (l = dd->entries; l; l = l->next)
delete_dir_entry ((DirEntry *)l->data);
g_slist_free (dd->entries);
dd->entries = NULL;
if (!is_root) {
g_free (dd->name);
if (dd->node) {
xmlUnlinkNode (dd->node);
xmlFreeNode (dd->node);
}
g_free (dd);
}
}
static void
real_remove_dir (BonoboConfigDatabase *db,
const CORBA_char *dir,
CORBA_Environment *ev)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (db);
DirData *dd;
if (!(dd = lookup_dir (archiver_db->dir, dir, FALSE)))
return;
if (dd != archiver_db->dir && dd->dir)
dd->dir->subdirs = g_slist_remove (dd->dir->subdirs, dd);
delete_dir_data (dd, dd == archiver_db->dir);
}
static void
bonobo_config_archiver_destroy (GtkObject *object)
{
BonoboConfigArchiver *archiver_db = BONOBO_CONFIG_ARCHIVER (object);
CORBA_Environment ev;
CORBA_exception_init (&ev);
bonobo_url_unregister ("BONOBO_CONF:ARCHIVER", archiver_db->filename, &ev);
CORBA_exception_free (&ev);
if (archiver_db->doc)
xmlFreeDoc (archiver_db->doc);
if (archiver_db->filename)
g_free (archiver_db->filename);
if (archiver_db->fp)
fclose (archiver_db->fp);
if (archiver_db->es)
bonobo_object_unref (BONOBO_OBJECT (archiver_db->es));
parent_class->destroy (object);
}
static void
bonobo_config_archiver_class_init (BonoboConfigDatabaseClass *class)
{
GtkObjectClass *object_class = (GtkObjectClass *) class;
BonoboConfigDatabaseClass *cd_class;
parent_class = gtk_type_class (PARENT_TYPE);
object_class->destroy = bonobo_config_archiver_destroy;
cd_class = BONOBO_CONFIG_DATABASE_CLASS (class);
cd_class->get_value = real_get_value;
cd_class->set_value = real_set_value;
cd_class->list_dirs = real_list_dirs;
cd_class->list_keys = real_list_keys;
cd_class->dir_exists = real_dir_exists;
cd_class->remove_value = real_remove_value;
cd_class->remove_dir = real_remove_dir;
cd_class->sync = real_sync;
}
static void
bonobo_config_archiver_init (BonoboConfigArchiver *archiver_db)
{
archiver_db->dir = g_new0 (DirData, 1);
}
BONOBO_X_TYPE_FUNC (BonoboConfigArchiver, PARENT_TYPE, bonobo_config_archiver);
static void
read_section (DirData *dd)
{
CORBA_Environment ev;
DirEntry *de;
xmlNodePtr s;
gchar *name;
CORBA_exception_init (&ev);
s = dd->node->childs;
while (s) {
if (s->type == XML_ELEMENT_NODE &&
!strcmp (s->name, "entry") &&
(name = xmlGetProp(s, "name"))) {
de = dir_lookup_entry (dd, name, TRUE);
de->node = s;
/* we only decode it if it is a single value,
* multiple (localized) values are decoded in the
* get_value function */
if (!(s->childs && s->childs->next))
de->value = bonobo_config_xml_decode_any
((BonoboUINode *)s, NULL, &ev);
xmlFree (name);
}
s = s->next;
}
CORBA_exception_free (&ev);
}
static void
fill_cache (BonoboConfigArchiver *archiver_db)
{
xmlNodePtr n;
gchar *path;
DirData *dd;
n = archiver_db->doc->root->childs;
while (n) {
if (n->type == XML_ELEMENT_NODE &&
!strcmp (n->name, "section")) {
path = xmlGetProp(n, "path");
if (!path || !strcmp (path, "")) {
dd = archiver_db->dir;
} else
dd = lookup_dir (archiver_db->dir, path, TRUE);
if (!dd->node)
dd->node = n;
read_section (dd);
xmlFree (path);
}
n = n->next;
}
}
Bonobo_ConfigDatabase
bonobo_config_archiver_new (const char *backend_id, const char *location_id)
{
BonoboConfigArchiver *archiver_db;
Bonobo_ConfigDatabase db;
CORBA_Environment ev;
gchar *real_name;
Archive *archive;
g_return_val_if_fail (backend_id != NULL, NULL);
CORBA_exception_init (&ev);
if (location_id == NULL)
real_name = g_strdup (backend_id);
else
real_name = g_strconcat ("[", location_id, "]", backend_id, NULL);
db = bonobo_url_lookup ("BONOBO_CONF:ARCHIVER", real_name, &ev);
if (BONOBO_EX (&ev))
db = CORBA_OBJECT_NIL;
CORBA_exception_free (&ev);
if (db) {
g_free (real_name);
return bonobo_object_dup_ref (db, NULL);
}
if (!(archiver_db = gtk_type_new (BONOBO_CONFIG_ARCHIVER_TYPE))) {
g_free (real_name);
return CORBA_OBJECT_NIL;
}
archive = ARCHIVE (archive_load (FALSE));
if (location_id == NULL || *location_id == '\0')
archiver_db->location = archive_get_current_location (archive);
else
archiver_db->location = archive_get_location (archive, location_id);
if (archiver_db->location == NULL) {
gtk_object_destroy (GTK_OBJECT (archiver_db));
return CORBA_OBJECT_NIL;
}
archiver_db->backend_id = g_strdup (backend_id);
archiver_db->archive = archive;
archiver_db->doc = location_load_rollback_data
(archiver_db->location, NULL, 0, archiver_db->backend_id, TRUE);
if (archiver_db->doc == NULL)
archiver_db->doc = xmlNewDoc ("1.0");
if (archiver_db->doc->root == NULL)
archiver_db->doc->root =
xmlNewDocNode (archiver_db->doc, NULL, "bonobo-config", NULL);
if (strcmp (archiver_db->doc->root->name, "bonobo-config")) {
xmlFreeDoc (archiver_db->doc);
archiver_db->doc = xmlNewDoc("1.0");
archiver_db->doc->root =
xmlNewDocNode (archiver_db->doc, NULL, "bonobo-config", NULL);
}
fill_cache (archiver_db);
archiver_db->es = bonobo_event_source_new ();
bonobo_object_add_interface (BONOBO_OBJECT (archiver_db),
BONOBO_OBJECT (archiver_db->es));
db = CORBA_Object_duplicate (BONOBO_OBJREF (archiver_db), NULL);
bonobo_url_register ("BONOBO_CONF:ARCHIVER", real_name, NULL, db, &ev);
g_free (real_name);
return db;
}

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/**
* bonobo-config-archiver.h: xml configuration database implementation, with
* interface to the archiver
*
* Author:
* Dietmar Maurer (dietmar@ximian.com)
* Bradford Hovinen <hovinen@ximian.com>
*
* Copyright 2000 Ximian, Inc.
*/
#ifndef __BONOBO_CONFIG_ARCHIVER_H__
#define __BONOBO_CONFIG_ARCHIVER_H__
#include <stdio.h>
#include <bonobo-config/bonobo-config-database.h>
#include <gnome-xml/tree.h>
#include <gnome-xml/parser.h>
#include <bonobo/bonobo-event-source.h>
#include "archive.h"
#include "location.h"
BEGIN_GNOME_DECLS
#define BONOBO_CONFIG_ARCHIVER_TYPE (bonobo_config_archiver_get_type ())
#define BONOBO_CONFIG_ARCHIVER(o) (GTK_CHECK_CAST ((o), BONOBO_CONFIG_ARCHIVER_TYPE, BonoboConfigArchiver))
#define BONOBO_CONFIG_ARCHIVER_CLASS(k) (GTK_CHECK_CLASS_CAST((k), BONOBO_CONFIG_ARCHIVER_TYPE, BonoboConfigArchiverClass))
#define BONOBO_IS_CONFIG_ARCHIVER(o) (GTK_CHECK_TYPE ((o), BONOBO_CONFIG_ARCHIVER_TYPE))
#define BONOBO_IS_CONFIG_ARCHIVER_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), BONOBO_CONFIG_ARCHIVER_TYPE))
typedef struct _DirData DirData;
struct _DirData {
char *name;
GSList *entries;
GSList *subdirs;
xmlNodePtr node;
DirData *dir;
};
typedef struct {
char *name;
CORBA_any *value;
xmlNodePtr node;
DirData *dir;
} DirEntry;
typedef struct _BonoboConfigArchiver BonoboConfigArchiver;
struct _BonoboConfigArchiver {
BonoboConfigDatabase base;
char *filename;
FILE *fp;
xmlDocPtr doc;
DirData *dir;
guint time_id;
Archive *archive;
Location *location;
gchar *backend_id;
BonoboEventSource *es;
};
typedef struct {
BonoboConfigDatabaseClass parent_class;
} BonoboConfigArchiverClass;
GtkType
bonobo_config_archiver_get_type (void);
Bonobo_ConfigDatabase
bonobo_config_archiver_new (const char *backend_id, const char *location_id);
END_GNOME_DECLS
#endif /* ! __BONOBO_CONFIG_ARCHIVER_H__ */

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/*
* bonobo-moniker-archiver.c: archiver xml database moniker implementation
*
* Author:
* Dietmar Maurer (dietmar@ximian.com)
* Bradford Hovinen <hovinen@ximian.com>
*
* Copyright 2001 Ximian, Inc.
*/
#include <config.h>
#include <bonobo/bonobo-main.h>
#include <bonobo/bonobo-context.h>
#include <bonobo/bonobo-moniker.h>
#include <bonobo/bonobo-moniker-util.h>
#include <bonobo/bonobo-moniker-simple.h>
#include <bonobo/bonobo-shlib-factory.h>
#include <bonobo/bonobo-exception.h>
#include "bonobo-config-archiver.h"
#define EX_SET_NOT_FOUND(ev) bonobo_exception_set (ev, ex_Bonobo_Moniker_InterfaceNotFound)
/* parse_name
*
* Given a moniker with a backend id and (possibly) a location id encoded
* therein, parse out the backend id and the location id and set the pointers
* given to them.
*
* FIXME: Is this encoding really the way we want to do this? Ask Dietmar and
* Michael.
*/
static gboolean
parse_name (const gchar *name, gchar **backend_id, gchar **location)
{
gchar *e;
if (name[0] == '[') {
e = strchr (name + 1, ']');
if (e != NULL)
*location = g_strndup (name + 1, e - name + 1);
else
return FALSE;
*backend_id = g_strdup (e + 1);
} else {
*backend_id = g_strdup (name);
}
return TRUE;
}
static Bonobo_Unknown
archiver_resolve (BonoboMoniker *moniker,
const Bonobo_ResolveOptions *options,
const CORBA_char *requested_interface,
CORBA_Environment *ev)
{
Bonobo_Moniker parent;
Bonobo_ConfigDatabase db, pdb = CORBA_OBJECT_NIL;
const gchar *name;
gchar *backend_id, *location;
if (strcmp (requested_interface, "IDL:Bonobo/ConfigDatabase:1.0")) {
EX_SET_NOT_FOUND (ev);
return CORBA_OBJECT_NIL;
}
parent = bonobo_moniker_get_parent (moniker, ev);
if (BONOBO_EX (ev))
return CORBA_OBJECT_NIL;
name = bonobo_moniker_get_name (moniker);
if (parent != CORBA_OBJECT_NIL) {
pdb = Bonobo_Moniker_resolve (parent, options,
"IDL:Bonobo/ConfigDatabase:1.0",
ev);
bonobo_object_release_unref (parent, NULL);
if (BONOBO_EX (ev) || pdb == CORBA_OBJECT_NIL)
return CORBA_OBJECT_NIL;
}
if (parse_name (name, &backend_id, &location) < 0) {
EX_SET_NOT_FOUND (ev);
return CORBA_OBJECT_NIL;
}
if (!(db = bonobo_config_archiver_new (backend_id, location))) {
g_free (backend_id);
g_free (location);
EX_SET_NOT_FOUND (ev);
return CORBA_OBJECT_NIL;
}
g_free (backend_id);
g_free (location);
if (pdb != CORBA_OBJECT_NIL) {
Bonobo_ConfigDatabase_addDatabase (db, pdb, "", Bonobo_ConfigDatabase_DEFAULT, ev);
if (BONOBO_EX (ev)) {
bonobo_object_release_unref (pdb, NULL);
bonobo_object_release_unref (db, NULL);
return CORBA_OBJECT_NIL;
}
}
return db;
}
static BonoboObject *
bonobo_moniker_archiver_factory (BonoboGenericFactory *this,
const char *object_id,
void *closure)
{
if (!strcmp (object_id, "OAFIID:Bonobo_Moniker_archiver")) {
return BONOBO_OBJECT (bonobo_moniker_simple_new (
"archiver:", archiver_resolve));
} else
g_warning ("Failing to manufacture a '%s'", object_id);
return NULL;
}
BONOBO_OAF_FACTORY_MULTI ("OAFIID:Bonobo_Moniker_archiver_Factory",
"bonobo xml archiver database moniker", "1.0",
bonobo_moniker_archiver_factory,
NULL);