about page now gets information from service

FestivalHelper/about/FESAboutViewController.m

@@ -0,0 +1,91 @@
+//
+//  FESAboutViewController.m
+//  FestivalHelper
+//
+//  Created by Hamo Hapic on 07/09/14.
+//  Copyright (c) 2014 Senad Uka. All rights reserved.
+//
+
+#import "FESAboutViewController.h"
+#import "FESDataProvider.h"
+#import "FESAboutEntry.h"
+
+@interface FESAboutViewController ()
+
+@end
+
+@implementation FESAboutViewController
+
+@synthesize aboutEntry;
+@synthesize aboutDescription;
+
+
+- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
+{
+    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
+    if (self) {
+        // Custom initialization
+    }
+    return self;
+}
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+    [FESDataProvider getDataFromServerForUrl:ABOUT_URL andProcessThemWith:^(NSData *data) {
+        [self setupAboutFromJSONArray:data];
+        [self performSelectorOnMainThread:@selector(setupAboutFields) withObject:nil waitUntilDone:NO];
+    }];
+
+    
+}
+
+
+-(void)setupAboutFromJSONArray:(NSData*)dataFromServerArray{
+    NSError *error;
+
+    NSArray *arrayFromServer = [NSJSONSerialization JSONObjectWithData:dataFromServerArray options:0 error:&error];
+    
+    if(error){
+        NSLog(@"error parsing the json data from server with error description - %@", [error localizedDescription]);
+    }
+    else {
+        for(NSDictionary *aboutData in arrayFromServer)
+        {
+            FESAboutEntry  *entry = [[FESAboutEntry alloc] initWithJSONData:aboutData];
+            self.aboutEntry = entry;
+            break;
+        }
+        NSLog(@"success!");
+    }
+}
+
+-(void)setupAboutFields {
+    if(aboutEntry != nil) {
+        self.navigationItem.title = aboutEntry.aboutFestivalName;
+        self.aboutDescription.text = aboutEntry.aboutDescription;
+    }
+}
+
+
+
+
+
+- (void)didReceiveMemoryWarning
+{
+    [super didReceiveMemoryWarning];
+    // Dispose of any resources that can be recreated.
+}
+
+/*
+#pragma mark - Navigation
+
+// In a storyboard-based application, you will often want to do a little preparation before navigation
+- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
+{
+    // Get the new view controller using [segue destinationViewController].
+    // Pass the selected object to the new view controller.
+}
+*/
+
+@end