Changeset b73ac9c for storage.c

Timestamp:

2005-12-13T23:05:27Z (17 years ago)

Author:

Jelmer Vernooij <jelmer@…>

Branches:

master

Children:

d3307e2

Parents:

a301379c

Message:

Add support for 'primary' and 'migrate' account storages.
Fix two bugs in the text storage backend that were introduced by my previous
changes.

File:

• storage.c (modified) (2 diffs)

storage.c

@@ -38 +38 @@
 }
 
-storage_t *storage_init(const char *name)
+static storage_t *storage_init_single(const char *name)
 {
         GList *gl;
@@ -58 +58 @@
 }
 
+GList *storage_init(const char *primary, char **migrate)
+{
+        GList *ret = NULL;
+        int i;
+        storage_t *storage;
+
+        storage = storage_init_single(primary);
+        if (storage == NULL)
+                return NULL;
+
+        ret = g_list_append(ret, storage);
+
+        for (i = 0; migrate && migrate[i]; i++) {
+                storage = storage_init_single(migrate[i]);
+        
+                if (storage)
+                        ret = g_list_append(ret, storage);
+        }
+
+        return ret;
+}
+
 storage_status_t storage_check_pass (const char *nick, const char *password)
 {
-        return global.storage->check_pass(nick, password);
+        GList *gl;
+        
+        /* Loop until we don't get NO_SUCH_USER */
+
+        for (gl = global.storage; gl; gl = gl->next) {
+                storage_t *st = gl->data;
+                storage_status_t status;
+
+                status = st->check_pass(nick, password);
+                if (status != STORAGE_NO_SUCH_USER)
+                        return status;
+        }
+        
+        return STORAGE_NO_SUCH_USER;
 }
 
 storage_status_t storage_load (const char *nick, const char *password, irc_t * irc)
 {
-        return global.storage->load(nick, password, irc);
+        GList *gl;
+        
+        /* Loop until we don't get NO_SUCH_USER */
+        for (gl = global.storage; gl; gl = gl->next) {
+                storage_t *st = gl->data;
+                storage_status_t status;
+
+                status = st->load(nick, password, irc);
+                if (status == STORAGE_OK) {
+                        irc_setpass(irc, password);
+                        return status;
+                }
+                
+                if (status != STORAGE_NO_SUCH_USER) 
+                        return status;
+        }
+        
+        return STORAGE_NO_SUCH_USER;
 }
 
 storage_status_t storage_save (irc_t *irc, int overwrite)
 {
-        return global.storage->save(irc, overwrite);
+        return ((storage_t *)global.storage->data)->save(irc, overwrite);
 }
 
 storage_status_t storage_remove (const char *nick, const char *password)
 {
-        return global.storage->remove(nick, password);
+        GList *gl;
+        storage_status_t ret = STORAGE_OK;
+        
+        /* Remove this account from all storage backends. If this isn't 
+         * done, the account will still be usable, it'd just be 
+         * loaded from a different backend. */
+        for (gl = global.storage; gl; gl = gl->next) {
+                storage_t *st = gl->data;
+                storage_status_t status;
+
+                status = st->remove(nick, password);
+                if (status != STORAGE_NO_SUCH_USER && 
+                        status != STORAGE_OK)
+                        ret = status;
+        }
+        
+        return ret;
 }
 
 storage_status_t storage_rename (const char *onick, const char *nnick, const char *password)
 {
-        return global.storage->rename(onick, nnick, password);
+        storage_status_t status;
+        GList *gl = global.storage;
+        storage_t *primary_storage = gl->data;
+        irc_t *irc;
+
+        /* First, try to rename in the current write backend, assuming onick 
+         * is stored there */
+        status = primary_storage->rename(onick, nnick, password);
+        if (status != STORAGE_NO_SUCH_USER)
+                return status;
+
+        /* Try to load from a migration backend and save to the current backend. 
+         * Explicitly remove the account from the migration backend as otherwise 
+         * it'd still be usable under the old name */
+        
+        irc = g_new0(irc_t, 1);
+        status = storage_load(onick, password, irc);
+        if (status != STORAGE_OK) {
+                irc_free(irc);
+                return status;
+        }
+
+        g_free(irc->nick);
+        irc->nick = g_strdup(nnick);
+
+        status = storage_save(irc, FALSE);
+        if (status != STORAGE_OK) {
+                irc_free(irc);
+                return status;
+        }
+        irc_free(irc);
+
+        storage_remove(onick, password);
+
+        return STORAGE_OK;
 }