aboutsummaryrefslogtreecommitdiffstats
path: root/addressbook/backend/pas/pas-backend-file.c
diff options
context:
space:
mode:
Diffstat (limited to 'addressbook/backend/pas/pas-backend-file.c')
-rw-r--r--addressbook/backend/pas/pas-backend-file.c610
1 files changed, 0 insertions, 610 deletions
diff --git a/addressbook/backend/pas/pas-backend-file.c b/addressbook/backend/pas/pas-backend-file.c
deleted file mode 100644
index 94c87f655b..0000000000
--- a/addressbook/backend/pas/pas-backend-file.c
+++ /dev/null
@@ -1,610 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * Author:
- * Nat Friedman (nat@helixcode.com)
- *
- * Copyright 2000, Helix Code, Inc.
- */
-
-#include "config.h"
-#include <gtk/gtksignal.h>
-#include <fcntl.h>
-#ifdef HAVE_DB_185_H
-#include <db_185.h>
-#else
-#include <db.h>
-#endif
-
-#include <pas-backend-file.h>
-#include <pas-book.h>
-#include <pas-card-cursor.h>
-
-#define PAS_BACKEND_FILE_VERSION_NAME "PAS-DB-VERSION"
-#define PAS_BACKEND_FILE_VERSION "0.1"
-
-static PASBackendClass *pas_backend_file_parent_class;
-typedef struct _PASBackendFileCursorPrivate PASBackendFileCursorPrivate;
-
-struct _PASBackendFilePrivate {
- GList *clients;
- gboolean loaded;
- DB *file_db;
-};
-
-struct _PASBackendFileCursorPrivate {
- PASBackend *backend;
- PASBook *book;
-
- GList *elements;
- guint32 num_elements;
-};
-
-static long
-get_length(PASCardCursor *cursor, gpointer data)
-{
- PASBackendFileCursorPrivate *cursor_data = (PASBackendFileCursorPrivate *) data;
-
- return cursor_data->num_elements;
-}
-
-static char *
-get_nth(PASCardCursor *cursor, long n, gpointer data)
-{
- PASBackendFileCursorPrivate *cursor_data = (PASBackendFileCursorPrivate *) data;
- GList *nth_item = g_list_nth(cursor_data->elements, n);
-
- return (char*)nth_item->data;
-}
-
-static void
-cursor_destroy(GtkObject *object, gpointer data)
-{
- CORBA_Environment ev;
- Evolution_Book corba_book;
- PASBackendFileCursorPrivate *cursor_data = (PASBackendFileCursorPrivate *) data;
-
- corba_book = bonobo_object_corba_objref(BONOBO_OBJECT(cursor_data->book));
-
- CORBA_exception_init(&ev);
-
- Evolution_Book_unref(corba_book, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_warning("cursor_destroy: Exception unreffing "
- "corba book.\n");
- }
-
- CORBA_exception_free(&ev);
-
- g_list_foreach(cursor_data->elements, (GFunc)g_free, NULL);
- g_list_free (cursor_data->elements);
-
- g_free(cursor_data);
-}
-
-static void
-string_to_dbt(const char *str, DBT *dbt)
-{
- dbt->data = (void*)str;
- dbt->size = strlen (str);
-}
-
-static char *
-pas_backend_file_create_unique_id (char *vcard)
-{
- return g_strdup ("foo"); /* XXX create unique id here */
-}
-
-static void
-pas_backend_file_process_create_card (PASBackend *backend,
- PASBook *book,
- PASRequest *req)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- DB *db = bf->priv->file_db;
- DBT id_dbt, vcard_dbt;
- int db_error;
- char *id;
-
- id = pas_backend_file_create_unique_id (req->vcard);
-
- string_to_dbt (id, &id_dbt);
- string_to_dbt (req->vcard, &vcard_dbt);
-
- db_error = db->put (db, &id_dbt, &vcard_dbt, 0);
-
- if (0 == db_error) {
- pas_book_notify_add(book, id);
-
- pas_book_respond_create (
- book,
- Evolution_BookListener_Success,
- id);
-
- db_error = db->sync (db, 0);
- if (db_error != 0)
- g_warning ("db->sync failed.\n");
- }
- else {
- /* XXX need a different call status for this case, i
- think */
- pas_book_respond_create (
- book,
- Evolution_BookListener_CardNotFound,
- "");
- }
-
- g_free (id);
- g_free (req->vcard);
-}
-
-static void
-pas_backend_file_process_remove_card (PASBackend *backend,
- PASBook *book,
- PASRequest *req)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- DB *db = bf->priv->file_db;
- DBT id_dbt;
- int db_error;
-
- string_to_dbt (req->id, &id_dbt);
-
- db_error = db->del (db, &id_dbt, 0);
-
- if (0 == db_error) {
- pas_book_notify_remove (book, req->id);
-
- pas_book_respond_remove (
- book,
- Evolution_BookListener_Success);
-
- db_error = db->sync (db, 0);
- if (db_error != 0)
- g_warning ("db->sync failed.\n");
- }
- else {
- pas_book_respond_remove (
- book,
- Evolution_BookListener_CardNotFound);
- }
-
- g_free (req->id);
-}
-
-static void
-pas_backend_file_process_modify_card (PASBackend *backend,
- PASBook *book,
- PASRequest *req)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- DB *db = bf->priv->file_db;
- DBT id_dbt, vcard_dbt;
- int db_error;
-
- string_to_dbt (req->id, &id_dbt);
- string_to_dbt (req->vcard, &vcard_dbt);
-
- db_error = db->put (db, &id_dbt, &vcard_dbt, 0);
-
- if (0 == db_error) {
-
- pas_book_notify_change (book, req->id);
-
- pas_book_respond_modify (
- book,
- Evolution_BookListener_Success);
-
- db_error = db->sync (db, 0);
- if (db_error != 0)
- g_warning ("db->sync failed.\n");
- }
- else {
- pas_book_respond_modify (
- book,
- Evolution_BookListener_CardNotFound);
- }
-
- g_free (req->vcard);
-}
-
-static void
-pas_backend_file_build_all_cards_list(PASBackend *backend,
- PASBackendFileCursorPrivate *cursor_data)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- DB *db = bf->priv->file_db;
- int db_error;
-
- cursor_data->elements = NULL;
- do {
- DBT id_dbt, vcard_dbt;
- char *id;
-
- db_error = db->seq(db, &id_dbt, &vcard_dbt, R_NEXT);
-
- id = g_strndup(id_dbt.data, id_dbt.size);
-
- /* don't include the version in the list of cards */
- if (!strcmp (id, PAS_BACKEND_FILE_VERSION_NAME)) {
- g_free(id);
- continue;
- }
- else {
- g_free(id);
- g_list_append(cursor_data->elements, g_strndup(vcard_dbt.data,
- vcard_dbt.size));
- }
-
- } while (db_error == 0);
-
- if (db_error == -1) {
- g_warning ("pas_backend_file_build_all_cards_list: error building list\n");
- }
- else {
- cursor_data->num_elements = g_list_length (cursor_data->elements);
- }
-}
-
-static void
-pas_backend_file_process_get_all_cards (PASBackend *backend,
- PASBook *book,
- PASRequest *req)
-{
- /*
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- DB *db = bf->priv->file_db;
- DBT id_dbt, vcard_dbt;
- */
- CORBA_Environment ev;
- int db_error = 0;
- PASBackendFileCursorPrivate *cursor_data;
- PASCardCursor *cursor;
- Evolution_Book corba_book;
-
- cursor_data = g_new(PASBackendFileCursorPrivate, 1);
- cursor_data->backend = backend;
- cursor_data->book = book;
-
- pas_backend_file_build_all_cards_list(backend, cursor_data);
-
- corba_book = bonobo_object_corba_objref(BONOBO_OBJECT(book));
-
- CORBA_exception_init(&ev);
-
- Evolution_Book_ref(corba_book, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_warning("pas_backend_file_process_get_all_cards: Exception reffing "
- "corba book.\n");
- }
-
- CORBA_exception_free(&ev);
-
- cursor = pas_card_cursor_new(get_length,
- get_nth,
- cursor_data);
-
- gtk_signal_connect(GTK_OBJECT(cursor), "destroy",
- GTK_SIGNAL_FUNC(cursor_destroy), cursor_data);
-
- pas_book_respond_get_cursor (
- book,
- (db_error == 0
- ? Evolution_BookListener_Success
- : Evolution_BookListener_CardNotFound),
- cursor);
-}
-
-static void
-pas_backend_file_process_check_connection (PASBackend *backend,
- PASBook *book,
- PASRequest *req)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
-
- pas_book_report_connection (book, bf->priv->file_db != NULL);
-}
-
-static void
-pas_backend_file_process_client_requests (PASBook *book)
-{
- PASBackend *backend;
- PASRequest *req;
-
- backend = pas_book_get_backend (book);
-
- req = pas_book_pop_request (book);
- if (req == NULL)
- return;
-
- switch (req->op) {
- case CreateCard:
- pas_backend_file_process_create_card (backend, book, req);
- break;
-
- case RemoveCard:
- pas_backend_file_process_remove_card (backend, book, req);
- break;
-
- case ModifyCard:
- pas_backend_file_process_modify_card (backend, book, req);
- break;
-
- case CheckConnection:
- pas_backend_file_process_check_connection (backend, book, req);
- break;
-
- case GetAllCards:
- pas_backend_file_process_get_all_cards (backend, book, req);
- break;
- }
-
- g_free (req);
-}
-
-static void
-pas_backend_file_book_destroy_cb (PASBook *book)
-{
- PASBackendFile *backend;
-
- backend = PAS_BACKEND_FILE (pas_book_get_backend (book));
-
- pas_backend_remove_client (PAS_BACKEND (backend), book);
-}
-
-static char *
-pas_backend_file_get_vcard (PASBook *book, const char *id)
-{
- PASBackendFile *bf;
- DBT id_dbt, vcard_dbt;
- DB *db;
- int db_error;
-
- bf = PAS_BACKEND_FILE (pas_book_get_backend (book));
- db = bf->priv->file_db;
-
- string_to_dbt (id, &id_dbt);
-
- db_error = db->get (db, &id_dbt, &vcard_dbt, 0);
- if (db_error == 0) {
- /* success */
- return g_strndup (vcard_dbt.data, vcard_dbt.size);
- }
- else if (db_error == 1) {
- /* key was not in file */
- return g_strdup (""); /* XXX */
- }
- else /* if (db_error < 0)*/ {
- /* error */
- return g_strdup (""); /* XXX */
- }
-}
-
-static char *
-pas_backend_file_extract_path_from_uri (const char *uri)
-{
- g_assert (strncasecmp (uri, "file:", 5) == 0);
-
- return g_strdup (uri + 5);
-}
-
-static gboolean
-pas_backend_file_upgrade_db (PASBackendFile *bf, char *old_version)
-{
- if (!strcmp (old_version, "0.0")) {
- /* 0.0 is the same as 0.1, we just need to add the version */
- DB *db = bf->priv->file_db;
- DBT version_name_dbt, version_dbt;
- int db_error;
-
- string_to_dbt (PAS_BACKEND_FILE_VERSION_NAME, &version_name_dbt);
- string_to_dbt (PAS_BACKEND_FILE_VERSION, &version_dbt);
-
- db_error = db->put (db, &version_name_dbt, &version_dbt, 0);
- if (db_error == 0)
- return TRUE;
- else
- return FALSE;
- }
- else {
- g_warning ("unsupported version '%s' found in PAS backend file\n",
- old_version);
- return FALSE;
- }
-}
-
-static gboolean
-pas_backend_file_maybe_upgrade_db (PASBackendFile *bf)
-{
- DB *db = bf->priv->file_db;
- DBT version_name_dbt, version_dbt;
- int db_error;
- char *version;
- gboolean ret_val = TRUE;
-
- string_to_dbt (PAS_BACKEND_FILE_VERSION_NAME, &version_name_dbt);
-
- db_error = db->get (db, &version_name_dbt, &version_dbt, 0);
- if (db_error == 0) {
- /* success */
- version = g_strndup (version_dbt.data, version_dbt.size);
- }
- else {
- /* key was not in file */
- version = g_strdup ("0.0");
- }
-
- if (strcmp (version, PAS_BACKEND_FILE_VERSION))
- ret_val = pas_backend_file_upgrade_db (bf, version);
-
- g_free (version);
-
- return ret_val;
-}
-
-static void
-pas_backend_file_load_uri (PASBackend *backend,
- const char *uri)
-{
- PASBackendFile *bf = PAS_BACKEND_FILE (backend);
- char *filename;
-
- g_assert (bf->priv->loaded == FALSE);
-
- filename = pas_backend_file_extract_path_from_uri (uri);
-
- bf->priv->file_db = dbopen (filename, O_RDWR | O_CREAT, 0666, DB_HASH, NULL);
-
- if (bf->priv->file_db != NULL) {
- if (pas_backend_file_maybe_upgrade_db (bf))
- bf->priv->loaded = TRUE;
- /* XXX what if we fail to upgrade it? */
- }
- else
- g_warning ("pas_backend_file_load_uri failed for '%s'\n", filename);
-
- g_free (filename);
-}
-
-static void
-pas_backend_file_add_client (PASBackend *backend,
- Evolution_BookListener listener)
-{
- PASBackendFile *bf;
- PASBook *book;
-
- g_assert (backend != NULL);
- g_assert (PAS_IS_BACKEND_FILE (backend));
-
- bf = PAS_BACKEND_FILE (backend);
-
- book = pas_book_new (
- backend, listener,
- pas_backend_file_get_vcard);
-
- g_assert (book != NULL);
-
- gtk_signal_connect (GTK_OBJECT (book), "destroy",
- pas_backend_file_book_destroy_cb, NULL);
-
- gtk_signal_connect (GTK_OBJECT (book), "requests_queued",
- pas_backend_file_process_client_requests, NULL);
-
- bf->priv->clients = g_list_prepend (
- bf->priv->clients, book);
-
- if (bf->priv->loaded) {
- pas_book_respond_open (
- book, Evolution_BookListener_Success);
- } else {
- /* Open the book. */
- pas_book_respond_open (
- book, Evolution_BookListener_Success);
- }
-}
-
-static void
-pas_backend_file_remove_client (PASBackend *backend,
- PASBook *book)
-{
- g_return_if_fail (backend != NULL);
- g_return_if_fail (PAS_IS_BACKEND (backend));
- g_return_if_fail (book != NULL);
- g_return_if_fail (PAS_IS_BOOK (book));
-
- g_warning ("pas_backend_file_remove_client: Unimplemented!\n");
-}
-
-static gboolean
-pas_backend_file_construct (PASBackendFile *backend)
-{
- g_assert (backend != NULL);
- g_assert (PAS_IS_BACKEND_FILE (backend));
-
- if (! pas_backend_construct (PAS_BACKEND (backend)))
- return FALSE;
-
- return TRUE;
-}
-
-/**
- * pas_backend_file_new:
- */
-PASBackend *
-pas_backend_file_new (void)
-{
- PASBackendFile *backend;
-
- backend = gtk_type_new (pas_backend_file_get_type ());
-
- if (! pas_backend_file_construct (backend)) {
- gtk_object_unref (GTK_OBJECT (backend));
-
- return NULL;
- }
-
- return PAS_BACKEND (backend);
-}
-
-static void
-pas_backend_file_destroy (GtkObject *object)
-{
- GTK_OBJECT_CLASS (pas_backend_file_parent_class)->destroy (object);
-}
-
-static void
-pas_backend_file_class_init (PASBackendFileClass *klass)
-{
- GtkObjectClass *object_class = (GtkObjectClass *) klass;
- PASBackendClass *parent_class;
-
- pas_backend_file_parent_class = gtk_type_class (pas_backend_get_type ());
-
- parent_class = PAS_BACKEND_CLASS (klass);
-
- /* Set the virtual methods. */
- parent_class->load_uri = pas_backend_file_load_uri;
- parent_class->add_client = pas_backend_file_add_client;
- parent_class->remove_client = pas_backend_file_remove_client;
-
- object_class->destroy = pas_backend_file_destroy;
-}
-
-static void
-pas_backend_file_init (PASBackendFile *backend)
-{
- PASBackendFilePrivate *priv;
-
- priv = g_new0 (PASBackendFilePrivate, 1);
- priv->loaded = FALSE;
- priv->clients = NULL;
-
- backend->priv = priv;
-}
-
-/**
- * pas_backend_file_get_type:
- */
-GtkType
-pas_backend_file_get_type (void)
-{
- static GtkType type = 0;
-
- if (! type) {
- GtkTypeInfo info = {
- "PASBackendFile",
- sizeof (PASBackendFile),
- sizeof (PASBackendFileClass),
- (GtkClassInitFunc) pas_backend_file_class_init,
- (GtkObjectInitFunc) pas_backend_file_init,
- NULL, /* reserved 1 */
- NULL, /* reserved 2 */
- (GtkClassInitFunc) NULL
- };
-
- type = gtk_type_unique (pas_backend_get_type (), &info);
- }
-
- return type;
-}