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       1                 :             : /********************************************************************\
       2                 :             :  * gnc-account-merge.c                                              *
       3                 :             :  * Copyright (C) 2006 Joshua Sled <jsled@asynchronous.org>          *
       4                 :             :  *                                                                  *
       5                 :             :  * This program is free software; you can redistribute it and/or    *
       6                 :             :  * modify it under the terms of the GNU General Public License as   *
       7                 :             :  * published by the Free Software Foundation; either version 2 of   *
       8                 :             :  * the License, or (at your option) any later version.              *
       9                 :             :  *                                                                  *
      10                 :             :  * This program is distributed in the hope that it will be useful,  *
      11                 :             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of   *
      12                 :             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the    *
      13                 :             :  * GNU General Public License for more details.                     *
      14                 :             :  *                                                                  *
      15                 :             :  * You should have received a copy of the GNU General Public License*
      16                 :             :  * along with this program; if not, write to the Free Software      *
      17                 :             :  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.        *
      18                 :             : \********************************************************************/
      19                 :             : 
      20                 :             : #include <config.h>
      21                 :             : #include <glib.h>
      22                 :             : #include "gnc-account-merge.h"
      23                 :             : #include "Account.h"
      24                 :             : 
      25                 :             : GncAccountMergeDisposition
      26                 :           0 : determine_account_merge_disposition(Account *existing_acct, Account *new_acct)
      27                 :             : {
      28                 :           0 :     g_assert(new_acct != NULL);
      29                 :             : 
      30                 :           0 :     if (existing_acct == NULL)
      31                 :           0 :         return GNC_ACCOUNT_MERGE_DISPOSITION_CREATE_NEW;
      32                 :             : 
      33                 :           0 :     return GNC_ACCOUNT_MERGE_DISPOSITION_USE_EXISTING;
      34                 :             : }
      35                 :             : 
      36                 :             : GncAccountMergeDisposition
      37                 :           0 : determine_merge_disposition(Account *existing_root, Account *new_acct)
      38                 :             : {
      39                 :             :     Account *existing_acct;
      40                 :             :     gchar *full_name;
      41                 :             : 
      42                 :           0 :     full_name = gnc_account_get_full_name(new_acct);
      43                 :           0 :     existing_acct = gnc_account_lookup_by_full_name(existing_root, full_name);
      44                 :           0 :     g_free(full_name);
      45                 :             : 
      46                 :           0 :     return determine_account_merge_disposition(existing_acct, new_acct);
      47                 :             : }
      48                 :             : 
      49                 :             : void
      50                 :           0 : account_trees_merge(Account *existing_root, Account *new_accts_root)
      51                 :             : {
      52                 :             :     GList *accounts, *node;
      53                 :           0 :     g_return_if_fail(new_accts_root != NULL);
      54                 :           0 :     g_return_if_fail(existing_root != NULL);
      55                 :             : 
      56                 :             :     /* since we're have a chance of mutating the list (via
      57                 :             :      * gnc_account_add_child) while we're iterating over it, iterate
      58                 :             :      * over a copy. */
      59                 :           0 :     accounts = gnc_account_get_children(new_accts_root);
      60                 :           0 :     for (node = accounts; node; node = g_list_next(node))
      61                 :             :     {
      62                 :             :         Account *existing_named, *new_acct;
      63                 :             :         const char *name;
      64                 :             : 
      65                 :           0 :         new_acct = (Account*)node->data;
      66                 :           0 :         name = xaccAccountGetName(new_acct);
      67                 :           0 :         existing_named = gnc_account_lookup_by_name(existing_root, name);
      68                 :           0 :         switch (determine_account_merge_disposition(existing_named, new_acct))
      69                 :             :         {
      70                 :           0 :         case GNC_ACCOUNT_MERGE_DISPOSITION_USE_EXISTING:
      71                 :             :             /* recurse */
      72                 :           0 :             account_trees_merge(existing_named, new_acct);
      73                 :           0 :             break;
      74                 :           0 :         case GNC_ACCOUNT_MERGE_DISPOSITION_CREATE_NEW:
      75                 :             :             /* merge this one in. */
      76                 :           0 :             gnc_account_append_child(existing_root, new_acct);
      77                 :           0 :             break;
      78                 :             :         }
      79                 :             :     }
      80                 :           0 :     g_list_free(accounts);
      81                 :             : }