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/* MAPIStoreActiveTables.m - this file is part of SOGo
*
* Copyright (C) 2011-2012 Inverse inc
*
* Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/* MAPIStoreActiveTables provides an interface to keep accounting of all
instances of a given table, independently from its store and context.
Primary useful for notifications across different connections. */
#import <Foundation/NSArray.h>
#import <Foundation/NSString.h>
#import "MAPIStoreFolder.h"
#import "MAPIStoreTable.h"
#import "MAPIStoreActiveTables.h"
@interface MAPIStoreActiveTableRecord : NSObject
{
uint64_t folderId;
uint8_t tableType;
MAPIStoreTable *table;
}
+ (id) recordForTable: (MAPIStoreTable *) newTable;
- (id) initWithTable: (MAPIStoreTable *) newTable;
- (MAPIStoreTable *) table;
- (BOOL) exactlyMatchesTable: (MAPIStoreTable *) otherTable;
- (BOOL) matchesFMID: (uint64_t) otherFMid
andTableType: (uint8_t) otherTableType;
- (BOOL) matchesTable: (MAPIStoreTable *) otherTable;
@end
@implementation MAPIStoreActiveTableRecord : NSObject
+ (id) recordForTable: (MAPIStoreTable *) newTable
{
MAPIStoreActiveTableRecord *record;
record = [[self alloc] initWithTable: newTable];
[record autorelease];
return record;
}
- (id) init
{
if ((self = [super init]))
{
folderId = 0;
tableType = 0;
table = nil;
}
return self;
}
- (id) initWithTable: (MAPIStoreTable *) newTable
{
if ((self = [self init]))
{
table = newTable;
folderId = [[table container] objectId];
tableType = [table tableType];
}
return self;
}
- (MAPIStoreTable *) table
{
return table;
}
- (BOOL) exactlyMatchesTable: (MAPIStoreTable *) otherTable
{
return (table == otherTable);
}
- (BOOL) matchesFMID: (uint64_t) otherFMid
andTableType: (uint8_t) otherTableType
{
return (tableType == otherTableType
&& folderId == otherFMid);
}
- (BOOL) matchesTable: (MAPIStoreTable *) otherTable
{
uint64_t otherFMid;
BOOL rc;
rc = [self exactlyMatchesTable: otherTable];
if (!rc)
{
otherFMid = [[otherTable container] objectId];
rc = [self matchesFMID: otherFMid andTableType: [otherTable tableType]];
}
return rc;
}
@end
@implementation MAPIStoreActiveTables
+ (id) activeTables
{
static MAPIStoreActiveTables *activeTables = nil;
if (!activeTables)
activeTables = [self new];
return activeTables;
}
- (id) init
{
if ((self = [super init]))
{
records = [NSMutableArray new];
}
return self;
}
- (void) dealloc
{
[records release];
[super dealloc];
}
- (void) registerTable: (MAPIStoreTable *) table
{
MAPIStoreActiveTableRecord *newRecord;
newRecord = [MAPIStoreActiveTableRecord recordForTable: table];
[records addObject: newRecord];
}
- (void) unregisterTable: (MAPIStoreTable *) table
{
MAPIStoreActiveTableRecord *currentRecord;
NSUInteger count, max;
BOOL done = NO;
max = [records count];
for (count = 0; !done && count < max; count++)
{
currentRecord = [records objectAtIndex: count];
if ([currentRecord exactlyMatchesTable: table])
{
[records removeObject: currentRecord];
done = YES;
}
}
}
- (NSArray *) activeTablesForFMID: (uint64_t) fmid
andType: (uint8_t) tableType
{
NSUInteger count, max;
NSMutableArray *tables;
MAPIStoreActiveTableRecord *currentRecord;
tables = [NSMutableArray arrayWithCapacity: 5];
max = [records count];
for (count = 0; count < max; count++)
{
currentRecord = [records objectAtIndex: count];
if ([currentRecord matchesFMID: fmid andTableType: tableType])
[tables addObject: [currentRecord table]];
}
return tables;
}
@end
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