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Bug #636459: Recursively delete slots contained in slots of type KVP_TYPE_FRAME or KVP_TYPE_LIST.

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git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@19908 57a11ea4-9604-0410-9ed3-97b8803252fd
This commit is contained in:
John Ralls 2010-12-05 01:57:08 +00:00
parent 6dfd0f28f4
commit 8ed5d9f005
1 changed files with 48 additions and 0 deletions
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48
src/backend/sql/gnc-slots-sql.c
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@ -94,6 +94,19 @@ static void slots_load_info( slot_info_t *pInfo );
#define SLOT_MAX_PATHNAME_LEN 4096
#define SLOT_MAX_STRINGVAL_LEN 4096
enum {
id_col = 0,
obj_guid_col,
name_col,
slot_type_col,
int64_val_col,
string_val_col,
double_val_col,
timespec_val_col,
guid_val_col,
numeric_val_col,
gdate_val_col
};
static const GncSqlColumnTableEntry col_table[] =
{
@ -692,11 +705,46 @@ gnc_sql_slots_save( GncSqlBackend* be, const GncGUID* guid, gboolean is_infant,
gboolean
gnc_sql_slots_delete( GncSqlBackend* be, const GncGUID* guid )
{
gchar* buf;
GncSqlResult* result;
gchar guid_buf[GUID_ENCODING_LENGTH+1];
GncSqlStatement* stmt;
slot_info_t slot_info = { NULL, NULL, TRUE, NULL, 0, NULL, FRAME, NULL, g_string_new('\0') };
g_return_val_if_fail( be != NULL, FALSE );
g_return_val_if_fail( guid != NULL, FALSE );
(void)guid_to_string_buff( guid, guid_buf );
buf = g_strdup_printf( "SELECT * FROM %s WHERE obj_guid='%s' and slot_type in ('%d', '%d') and not guid_val is null",
TABLE_NAME, guid_buf, KVP_TYPE_FRAME, KVP_TYPE_GLIST );
stmt = gnc_sql_create_statement_from_sql( be, buf );
g_free( buf );
if ( stmt != NULL )
{
result = gnc_sql_execute_select_statement( be, stmt );
gnc_sql_statement_dispose( stmt );
if ( result != NULL )
{
GncSqlRow* row = gnc_sql_result_get_first_row( result );
while ( row != NULL )
{
GncSqlColumnTableEntry table_row = col_table[guid_val_col];
GncGUID child_guid;
const GValue* val =
gnc_sql_row_get_value_at_col_name( row, table_row.col_name);
if ( val == NULL )
continue;
(void)string_to_guid( g_value_get_string( val ), &child_guid );
gnc_sql_slots_delete( be, &child_guid );
row = gnc_sql_result_get_next_row( result );
}
gnc_sql_result_dispose( result );
}
}
slot_info.be = be;
slot_info.guid = guid;
slot_info.is_ok = TRUE;