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authorChris Toshok <toshok@ximian.com>2001-10-03 06:46:24 +0800
committerChris Toshok <toshok@src.gnome.org>2001-10-03 06:46:24 +0800
commite1b0851d1aee8feda815510005c4ed9ce88ec5d1 (patch)
tree3545d10a724f7f17137f16cf85c8f0df9e1a2707 /addressbook/backend
parent378422f6e180da04a033a2783d7806a848f90385 (diff)
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remove most of the oaf stuff from here. we do it in load_uri, where we'll
2001-10-02 Chris Toshok <toshok@ximian.com> * backend/ebook/e-book.c (e_book_construct): remove most of the oaf stuff from here. we do it in load_uri, where we'll have more information (namely, the protocol we're using.) (activate_factories_for_uri): do an oaf query to get a list of all objects implementing our BookFactory interface and also supporting the protocol used in the uri. (e_book_load_uri): try activating book factories to handle this uri, and start the iteration over the list. (e_book_load_uri_from_factory): try and load the uri. (e_book_load_uri_open_cb): callback function for the BookFactory_openBook call - if it succeeds, call the user's callback. otherwise step to the next factory. (e_book_load_uri_step): go to the next factory in our list, and error out if there are no more. svn path=/trunk/; revision=13358
Diffstat (limited to 'addressbook/backend')
-rw-r--r--addressbook/backend/ebook/e-book.c197
1 files changed, 162 insertions, 35 deletions
diff --git a/addressbook/backend/ebook/e-book.c b/addressbook/backend/ebook/e-book.c
index 7c7738835c..7d562f7d1a 100644
--- a/addressbook/backend/ebook/e-book.c
+++ b/addressbook/backend/ebook/e-book.c
@@ -30,7 +30,9 @@ typedef enum {
} EBookLoadState;
struct _EBookPrivate {
- GNOME_Evolution_Addressbook_BookFactory book_factory;
+ GList *book_factories;
+ GList *iter;
+
EBookListener *listener;
GNOME_Evolution_Addressbook_Book corba_book;
@@ -530,13 +532,149 @@ e_book_check_listener_queue (EBookListener *listener, EBook *book)
* e_book_load_uri:
*/
+typedef struct {
+ char *uri;
+ EBookCallback open_response;
+ gpointer closure;
+} EBookLoadURIData;
+
+static void e_book_load_uri_from_factory (EBook *book,
+ GNOME_Evolution_Addressbook_BookFactory factory,
+ EBookLoadURIData *load_uri_data);
+
+static void
+e_book_load_uri_step (EBook *book, EBookStatus status, EBookLoadURIData *data)
+{
+ /* iterate to the next possible CardFactory, or fail
+ if it's the last one */
+ book->priv->iter = book->priv->book_factories->next;
+ if (book->priv->iter) {
+ GNOME_Evolution_Addressbook_BookFactory factory = book->priv->iter->data;
+ e_book_load_uri_from_factory (book, factory, data);
+ }
+ else {
+ EBookCallback cb = data->open_response;
+ gpointer closure = data->closure;
+
+ g_free (data);
+
+ cb (book, status, closure);
+ }
+}
+
+static void
+e_book_load_uri_open_cb (EBook *book, EBookStatus status, EBookLoadURIData *data)
+{
+ if (status == E_BOOK_STATUS_SUCCESS) {
+ EBookCallback cb = data->open_response;
+ gpointer closure = data->closure;
+
+ g_free (data);
+
+ cb (book, status, closure);
+ }
+ else {
+ e_book_load_uri_step (book, status, data);
+ }
+}
+
+static void
+e_book_load_uri_from_factory (EBook *book,
+ GNOME_Evolution_Addressbook_BookFactory factory,
+ EBookLoadURIData *load_uri_data)
+{
+ CORBA_Environment ev;
+
+ CORBA_exception_init (&ev);
+
+ e_book_queue_op (book, e_book_load_uri_open_cb, load_uri_data, NULL);
+
+ GNOME_Evolution_Addressbook_BookFactory_openBook (
+ factory, book->priv->uri,
+ bonobo_object_corba_objref (BONOBO_OBJECT (book->priv->listener)),
+ &ev);
+
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ g_warning ("e_book_load_uri: CORBA exception while opening addressbook!\n");
+ e_book_unqueue_op (book);
+ CORBA_exception_free (&ev);
+ e_book_load_uri_step (book, E_BOOK_STATUS_OTHER_ERROR, load_uri_data);
+ }
+
+ CORBA_exception_free (&ev);
+
+}
+
+static gboolean
+activate_factories_for_uri (EBook *book, const char *uri)
+{
+ CORBA_Environment ev;
+ OAF_ServerInfoList *info_list;
+ int i;
+ char *protocol, *query, *colon;
+
+ colon = strchr (uri, ':');
+ if (!colon) {
+ g_warning ("e_book_load_uri: Unable to determine protocol in the URI\n");
+ return FALSE;
+ }
+
+ protocol = g_strndup (uri, colon-uri);
+ query = g_strdup_printf ("repo_ids.has ('IDL:GNOME/Evolution/BookFactory:1.0') AND "
+ "addressbook:supported_protocols.has ('%s')", protocol);
+
+ CORBA_exception_init (&ev);
+
+ info_list = oaf_query (query, NULL, &ev);
+
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ g_warning ("Eeek! Cannot perform OAF query for book factories.");
+ return FALSE;
+ }
+
+ if (info_list->_length == 0) {
+ g_warning ("Can't find installed BookFactory that handles protocol '%s'.", protocol);
+ g_free (protocol);
+ CORBA_exception_free (&ev);
+ return FALSE;
+ }
+
+ g_free (protocol);
+ g_free (query);
+ CORBA_exception_free (&ev);
+
+ for (i = 0; i < info_list->_length; i ++) {
+ const OAF_ServerInfo *info;
+ GNOME_Evolution_Addressbook_BookFactory factory;
+
+ info = info_list->_buffer + i;
+
+ factory = oaf_activate_from_id (info->iid, 0, NULL, NULL);
+
+ if (factory == CORBA_OBJECT_NIL)
+ g_warning ("e_book_construct: Could not obtain a handle "
+ "to the Personal Addressbook Server with IID `%s'\n", info->iid);
+ else
+ book->priv->book_factories = g_list_append (book->priv->book_factories,
+ factory);
+ }
+
+ if (!book->priv->book_factories) {
+ g_warning ("Couldn't activate any book factories.");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
gboolean
e_book_load_uri (EBook *book,
const char *uri,
EBookCallback open_response,
gpointer closure)
{
- CORBA_Environment ev;
+ EBookLoadURIData *load_uri_data;
+ GNOME_Evolution_Addressbook_BookFactory factory;
g_return_val_if_fail (book != NULL, FALSE);
g_return_val_if_fail (E_IS_BOOK (book), FALSE);
@@ -549,6 +687,12 @@ e_book_load_uri (EBook *book,
return FALSE;
}
+ /* try to find a list of factories that can handle the protocol */
+ if (!activate_factories_for_uri (book, uri)) {
+ open_response (NULL, E_BOOK_STATUS_PROTOCOL_NOT_SUPPORTED, closure);
+ return FALSE;
+ }
+
g_free (book->priv->uri);
book->priv->uri = g_strdup (uri);
@@ -563,27 +707,17 @@ e_book_load_uri (EBook *book,
gtk_signal_connect (GTK_OBJECT (book->priv->listener), "responses_queued",
e_book_check_listener_queue, book);
-
- /*
- * Load the addressbook into the PAS.
- */
- CORBA_exception_init (&ev);
- e_book_queue_op (book, open_response, closure, NULL);
+ load_uri_data = g_new (EBookLoadURIData, 1);
+ load_uri_data->open_response = open_response;
+ load_uri_data->closure = closure;
- GNOME_Evolution_Addressbook_BookFactory_openBook (
- book->priv->book_factory, uri,
- bonobo_object_corba_objref (BONOBO_OBJECT (book->priv->listener)),
- &ev);
+ /* initialize the iterator, and load from the first one*/
+ book->priv->iter = book->priv->book_factories;
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_warning ("e_book_load_uri: CORBA exception while opening addressbook!\n");
- CORBA_exception_free (&ev);
- e_book_unqueue_op (book);
- return FALSE;
- }
+ factory = book->priv->iter->data;
- CORBA_exception_free (&ev);
+ e_book_load_uri_from_factory (book, factory, load_uri_data);
book->priv->load_state = URILoading;
@@ -710,17 +844,7 @@ e_book_construct (EBook *book)
g_return_val_if_fail (book != NULL, FALSE);
g_return_val_if_fail (E_IS_BOOK (book), FALSE);
- /*
- * Connect to the Personal Addressbook Server.
- */
-
- book->priv->book_factory = (GNOME_Evolution_Addressbook_BookFactory)
- oaf_activate_from_id (CARDSERVER_OAF_ID, 0, NULL, NULL);
- if (book->priv->book_factory == CORBA_OBJECT_NIL) {
- g_warning ("e_book_construct: Could not obtain a handle "
- "to the Personal Addressbook Server!\n");
- return FALSE;
- }
+ book->priv->book_factories = NULL;
return TRUE;
}
@@ -1279,18 +1403,21 @@ e_book_destroy (GtkObject *object)
{
EBook *book = E_BOOK (object);
CORBA_Environment ev;
+ GList *l;
if (book->priv->load_state == URILoaded)
e_book_unload_uri (book);
CORBA_exception_init (&ev);
- CORBA_Object_release (book->priv->book_factory, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_warning ("EBook: Exception while releasing BookFactory\n");
+ for (l = book->priv->book_factories; l; l = l->next) {
+ CORBA_Object_release ((CORBA_Object)l->data, &ev);
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ g_warning ("EBook: Exception while releasing BookFactory\n");
- CORBA_exception_free (&ev);
- CORBA_exception_init (&ev);
+ CORBA_exception_free (&ev);
+ CORBA_exception_init (&ev);
+ }
}
g_free (book->priv->uri);