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/* -*-objc-*-
*
* GNUstep RSS Kit
* Copyright (C) 2006 Guenther Noack
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, in version 2.1
* of the License
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#import <Foundation/Foundation.h>
#import "RSSFeed+Storage.h"
#import "RSSArticle+Storage.h"
#import "GNUstep.h"
/**
* The storage methods for storing and restoring feeds.
*/
@implementation RSSFeed (Storage)
/**
* Returns a Plist-able dictionary representation of this feed.
*/
-(NSMutableDictionary*) plistDictionary
{
int i;
NSMutableArray* articleIndex;
NSMutableDictionary* dict = AUTORELEASE([[NSMutableDictionary alloc] init]);
[dict setObject: lastRetrieval forKey: @"lastRetrievalDate"];
[dict setObject: [NSNumber numberWithBool: clearFeedBeforeFetching]
forKey: @"clearFeedBeforeFetchingFlag"];
if (feedName != nil) {
[dict setObject: feedName forKey: @"feedName"];
}
[dict setObject: [feedURL description] forKey: @"feedURL"];
[dict setObject: [articleClass description] forKey: @"articleClass"];
articleIndex = AUTORELEASE([NSMutableArray new]);
for (i=0; i<[articles count]; i++) {
NSMutableDictionary* articleDict = AUTORELEASE([[NSMutableDictionary alloc] init]);
id<RSSArticle> article = [articles objectAtIndex: i];
[articleDict setValue: [article headline] forKey: @"headline"];
[articleDict setValue: [[article url] description] forKey: @"URL"];
[articleDict setValue: [article date] forKey: @"date"];
[articleIndex addObject: articleDict];
}
[dict setObject: articleIndex forKey: @"articleIndex"];
return dict;
}
/**
* Creates a feed from a suitable Plist-able dictionary representation.
*/
+(id)feedFromPlistDictionary: (NSDictionary*) plistDictionary
{
return [[[self alloc] initFromPlistDictionary: plistDictionary] autorelease];
}
-(id)initFromPlistDictionary: (NSDictionary*) plistDictionary
{
if ((self = [super init]) != nil) {
NSArray* articleIndex;
NSMutableArray* mutArticles;
int i;
// This is just an alias (my hands hurt)
NSDictionary* dict = plistDictionary;
ASSIGN(lastRetrieval, [dict objectForKey: @"lastRetrievalDate"]);
clearFeedBeforeFetching = [[dict objectForKey: @"clearFeedBeforeFetchingFlag"] boolValue];
ASSIGN(feedName, [dict objectForKey: @"feedName"]); // may be nil
ASSIGN(feedURL, [NSURL URLWithString: [dict objectForKey: @"feedURL"]]);
ASSIGN(articleClass, NSClassFromString([dict objectForKey: @"articleClass"]));
lastError = RSSFeedErrorNoError;
status = RSSFeedIsIdle;
articleIndex = [dict objectForKey: @"articleIndex"];
mutArticles = AUTORELEASE([[NSMutableArray alloc] init]);
for (i=0; i<[articleIndex count]; i++) {
NSString* articleURL = [(NSDictionary*)[articleIndex objectAtIndex: i] objectForKey: @"URL"];
id<RSSMutableArticle> article = [articleClass articleFromStorageWithURL: articleURL];
[article setFeed: self]; // non-retained
[mutArticles addObject: article];
}
ASSIGN(articles, mutArticles);
}
return self;
}
@end
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