updated topics dynamic loading, added fetcher class, storing in database and not overwriting is good, need to add info to photo view controller and also sort results

1 files changed, 61 insertions, 0 deletions

diff --git a/Classes/Fetcher.m b/Classes/Fetcher.m
new file mode 100644
index 0000000..3fe162f
--- /dev/null
+++ b/Classes/Fetcher.m
@@ -0,0 +1,61 @@
+//
+//  Fetcher.m
+//  PicCast
+//
+//  Created by Matthew Handler on 4/26/11.
+//  Copyright 2011 Earl Industries. All rights reserved.
+//
+
+#import "Fetcher.h"
+#import "PicCastAppDelegate.h"
+
+@implementation Fetcher
+
+@synthesize delegate;
+
++ (Fetcher *) initWithString:(NSString *)string andDelegate:(id<FetcherDelegate>)d {
+	Fetcher *fetcher = [[[Fetcher alloc] init] autorelease];
+	fetcher.delegate = d;
+	[fetcher setUrlAndConnect:string];
+	return fetcher;
+}
+
+- (Fetcher *) init {
+	receivedData = [[NSMutableData data] retain];
+	return self;
+}
+
+- (void) setUrlAndConnect:(NSString *)string {
+	
+	NSURLRequest *theRequest=[NSURLRequest requestWithURL:[NSURL URLWithString:string]
+											  cachePolicy:NSURLRequestUseProtocolCachePolicy
+										  timeoutInterval:30.0];	
+	if ([NSURLConnection connectionWithRequest:theRequest delegate:self]) {
+		[receivedData setLength:0];
+	} else {
+		[PicCastAppDelegate prompt:@"Error" withMessage:@"No internet connection" andButtonTitle:@"shucks" withDelegate:self];		
+	}		
+}
+
+- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response {
+    [receivedData setLength:0];	
+}
+
+- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data {
+    [receivedData appendData:data];	
+}
+
+- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
+	[delegate connection:connection failedWithError:error];
+}
+
+- (void)connectionDidFinishLoading:(NSURLConnection *)connection {	
+	[delegate connection:connection finishedWithData:receivedData];
+}
+
+- (void) dealloc {
+	[receivedData release];
+	[super dealloc];
+}
+
+@end