First We have add JSON framework on your project code (if u need JSON Code download here : http://www.touch-code-magazine.com/tutorial-fetch-and-parse-json/) tutorial: json_demo1
#import <UIKit/UIKit.h>
@interface json_demo1ViewController : UIViewController {
IBOutlet UILabel* label;
NSMutableData* responseData;
}
@property (retain, nonatomic) NSMutableData* responseData;
-(IBAction)loadData;
@end
#import "json_demo1ViewController.h"
#import "JSON.h"
#define kLatestKivaLoansURL @"http://api.kivaws.org/v1/loans/search.json?status=fundraising"
@implementation json_demo1ViewController
@synthesize responseData;
#pragma mark -
#pragma mark Fetch loans from internet
-(void)loadData
{
self.responseData = [NSMutableData data];
NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:kLatestKivaLoansURL]];
[[NSURLConnection alloc] initWithRequest:request delegate:self];
}
- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response {
[responseData setLength:0];
}
- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data {
[responseData appendData:data];
}
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
[connection release];
self.responseData = nil;
}
#pragma mark -
#pragma mark Process loan data
- (void)connectionDidFinishLoading:(NSURLConnection *)connection {
[connection release];
NSString *responseString = [[NSString alloc] initWithData:responseData encoding:NSUTF8StringEncoding];
self.responseData = nil;
NSArray* latestLoans = [(NSDictionary*)[responseString JSONValue] objectForKey:@"loans"];
NSLog(@"latestLoans %@", latestLoans);
[responseString release];
//choose a random loan
NSDictionary* loan = [latestLoans objectAtIndex:0];
//fetch the data
NSNumber* fundedAmount = [loan objectForKey:@"funded_amount"];
NSNumber* loanAmount = [loan objectForKey:@"loan_amount"];
float outstandingAmount = [loanAmount floatValue] - [fundedAmount floatValue];
NSString* name = [loan objectForKey:@"name"];
NSString* country = [(NSDictionary*)[loan objectForKey:@"location"] objectForKey:@"country"];
NSLog(@"latestLoans %@ === %@", name, country);
//set the text to the label
label.text = [NSString stringWithFormat:@"Latest loan: %@ from %@ needs another $%.2f, please help",
name,country,outstandingAmount
];
}
@end
Output :
json_demo1[2304:ef03] latestLoans (
{
activity = "Clothing Sales";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 445627;
image = {
id = 1131782;
"template_id" = 1;
};
"loan_amount" = 925;
location = {
country = "Sierra Leone";
"country_code" = SL;
geo = {
level = country;
pairs = "8.5 -11.5";
type = point;
};
town = "Freetown East";
};
name = Abu;
"partner_id" = 148;
"planned_expiration_date" = "2012-08-09T06:20:04Z";
"posted_date" = "2012-07-10T06:20:04Z";
sector = Clothing;
status = fundraising;
use = "To buy more clothes so that he can realize more profits.";
},
{
activity = "Grocery Store";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 445643;
image = {
id = 1131819;
"template_id" = 1;
};
"loan_amount" = 1050;
location = {
country = "Sierra Leone";
"country_code" = SL;
geo = {
level = country;
pairs = "8.5 -11.5";
type = point;
};
town = "Freetown East";
};
name = Kadiatu;
"partner_id" = 148;
"planned_expiration_date" = "2012-08-09T06:20:04Z";
"posted_date" = "2012-07-10T06:20:04Z";
sector = Food;
status = fundraising;
use = "To buy more stock to satisfy her customers' desire.";
},
{
activity = "Mobile Phones";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 445646;
image = {
id = 1131824;
"template_id" = 1;
};
"loan_amount" = 1175;
location = {
country = "Sierra Leone";
"country_code" = SL;
geo = {
level = country;
pairs = "8.5 -11.5";
type = point;
};
town = "Freetown East";
};
name = Alex;
"partner_id" = 148;
"planned_expiration_date" = "2012-08-09T06:20:04Z";
"posted_date" = "2012-07-10T06:20:04Z";
sector = Retail;
status = fundraising;
use = "to buy mobile phones to sell";
},
{
activity = "Food Market";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 441957;
image = {
id = 1124070;
"template_id" = 1;
};
"loan_amount" = 950;
location = {
country = "Sierra Leone";
"country_code" = SL;
geo = {
level = country;
pairs = "8.5 -11.5";
type = point;
};
town = Waterloo;
};
name = Hawa;
"partner_id" = 183;
"planned_expiration_date" = "2012-08-09T06:20:02Z";
"posted_date" = "2012-07-10T06:20:03Z";
sector = Food;
status = fundraising;
use = "To buy local foodstuffs such as palm oil, bags of native rice, beans and dried peppers.";
video = {
id = 2608;
"youtube_id" = sFAfbvzz6TE;
};
},
{
activity = Manufacturing;
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447357;
image = {
id = 897860;
"template_id" = 1;
};
"loan_amount" = 725;
location = {
country = "Viet Nam";
"country_code" = VN;
geo = {
level = country;
pairs = "16.166667 107.833333";
type = point;
};
town = "Ho Chi Minh City";
};
name = An;
"partner_id" = 172;
"planned_expiration_date" = "2012-08-09T05:50:04Z";
"posted_date" = "2012-07-10T05:50:04Z";
sector = Manufacturing;
status = fundraising;
use = "To buy materials to increase her production of candles.";
},
{
activity = "Personal Housing Expenses";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447326;
image = {
id = 1134660;
"template_id" = 1;
};
"loan_amount" = 775;
location = {
country = Mongolia;
"country_code" = MN;
geo = {
level = country;
pairs = "46 105";
type = point;
};
town = "Huchit shonhor zah, Ulaanbaatar";
};
name = Uudus;
"partner_id" = 116;
"planned_expiration_date" = "2012-08-09T05:50:03Z";
"posted_date" = "2012-07-10T05:50:03Z";
sector = Housing;
status = fundraising;
use = "To build her new house with headers and vacuum windows";
},
{
activity = Agriculture;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447325;
image = {
id = 1131760;
"template_id" = 1;
};
"loan_amount" = 475;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Battambang province, Sangke district";
};
name = "Kai's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T05:30:03Z";
"posted_date" = "2012-07-10T05:30:03Z";
sector = Agriculture;
status = fundraising;
use = "To buy fertilizers for rice farming and grocery items to sell";
},
{
activity = "General Store";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447356;
image = {
id = 897855;
"template_id" = 1;
};
"loan_amount" = 500;
location = {
country = "Viet Nam";
"country_code" = VN;
geo = {
level = country;
pairs = "16.166667 107.833333";
type = point;
};
town = "Ho Chi Minh City";
};
name = Khenh;
"partner_id" = 172;
"planned_expiration_date" = "2012-08-09T05:30:03Z";
"posted_date" = "2012-07-10T05:30:03Z";
sector = Retail;
status = fundraising;
use = "to stock her general store with a greater range and quantity of products.";
},
{
activity = Agriculture;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447323;
image = {
id = 1133987;
"template_id" = 1;
};
"loan_amount" = 500;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Banteay Meanchey, Mongkul Borey District";
};
name = "Sinat's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T05:30:02Z";
"posted_date" = "2012-07-10T05:30:02Z";
sector = Agriculture;
status = fundraising;
use = "to buy fertilizers and more sculptured items";
},
{
activity = Farming;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447324;
image = {
id = 1133979;
"template_id" = 1;
};
"loan_amount" = 250;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Banteay Meanchey, Mongkul Borey District";
};
name = "Hing's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T05:10:03Z";
"posted_date" = "2012-07-10T05:10:03Z";
sector = Agriculture;
status = fundraising;
use = "To buy fertilizers for her farmland.";
},
{
activity = Retail;
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
fr,
en
);
};
"funded_amount" = 0;
id = 448167;
image = {
id = 1136502;
"template_id" = 1;
};
"loan_amount" = 750;
location = {
country = Benin;
"country_code" = BJ;
geo = {
level = town;
pairs = "6.483333 2.616667";
type = point;
};
town = "Porto-Novo";
};
name = "Noussi Eug\U00e9nie";
"partner_id" = 179;
"planned_expiration_date" = "2012-08-09T04:40:02Z";
"posted_date" = "2012-07-10T04:40:02Z";
sector = Retail;
status = fundraising;
use = "to buy 2 packets of hair extensions, 3 packets of weaves, 2 containers of gel, and a 100-gram container of hair product";
},
{
activity = "Food Production/Sales";
"basket_amount" = 25;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447320;
image = {
id = 1134642;
"template_id" = 1;
};
"loan_amount" = 100;
location = {
country = Philippines;
"country_code" = PH;
geo = {
level = country;
pairs = "13 122";
type = point;
};
};
name = Tessie;
"partner_id" = 128;
"planned_expiration_date" = "2012-08-09T04:30:02Z";
"posted_date" = "2012-07-10T04:30:02Z";
sector = Food;
status = fundraising;
use = "to buy raw ingredients for making snacks.";
},
{
activity = Farming;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447313;
image = {
id = 1131725;
"template_id" = 1;
};
"loan_amount" = 425;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Battambang province, Ek Phnom district";
};
name = "Sokha's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Agriculture;
status = fundraising;
use = "buy fertilizer and a water pump";
},
{
activity = "Food Production/Sales";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 25;
id = 447314;
image = {
id = 1134637;
"template_id" = 1;
};
"loan_amount" = 175;
location = {
country = Philippines;
"country_code" = PH;
geo = {
level = town;
pairs = "10.149167 124.325";
type = point;
};
town = "Talibon, Bohol";
};
name = Bienvenida;
"partner_id" = 125;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Food;
status = fundraising;
use = "buy flour, sugar and cooking oil ";
},
{
activity = Farming;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447315;
image = {
id = 1131748;
"template_id" = 1;
};
"loan_amount" = 500;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Battambang province, Ek Phnom district";
};
name = "Ra's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Agriculture;
status = fundraising;
use = "buy fertilizer and a pipe";
},
{
activity = Fishing;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 50;
id = 447316;
image = {
id = 1131730;
"template_id" = 1;
};
"loan_amount" = 500;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Battambang province, Ek Phnom district";
};
name = "Sinang's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Food;
status = fundraising;
use = "buy a fishing boat";
},
{
activity = "Fish Selling";
"basket_amount" = 0;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447317;
image = {
id = 1134639;
"template_id" = 1;
};
"loan_amount" = 125;
location = {
country = Philippines;
"country_code" = PH;
geo = {
level = country;
pairs = "13 122";
type = point;
};
};
name = Susan;
"partner_id" = 128;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Food;
status = fundraising;
use = "to buy a variety of fish to resell.";
},
{
activity = Farming;
"basket_amount" = 0;
"borrower_count" = 2;
description = {
languages = (
en
);
};
"funded_amount" = 0;
id = 447318;
image = {
id = 1133983;
"template_id" = 1;
};
"loan_amount" = 600;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Banteay Meanchey, Mongkul Borey District";
};
name = "Thorn's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Agriculture;
status = fundraising;
use = "To buy fertilizers and grocery items.";
},
{
activity = Farming;
"borrower_count" = 1;
description = {
languages = (
en
);
};
"funded_amount" = 200;
id = 447319;
image = {
id = 1134640;
"template_id" = 1;
};
"loan_amount" = 200;
location = {
country = Philippines;
"country_code" = PH;
geo = {
level = country;
pairs = "13 122";
type = point;
};
town = "San Jose, Talibon, Bohol";
};
name = Rosalina;
"partner_id" = 125;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Agriculture;
status = funded;
use = "to buy rice seedlings and fertilizer and pay for maintenance for the equipment (a tractor and other items).";
},
{
activity = Pigs;
"basket_amount" = 0;
"borrower_count" = 3;
description = {
languages = (
en
);
};
"funded_amount" = 50;
id = 447322;
image = {
id = 1133985;
"template_id" = 1;
};
"loan_amount" = 625;
location = {
country = Cambodia;
"country_code" = KH;
geo = {
level = country;
pairs = "13 105";
type = point;
};
town = "Banteay Meanchey, Mongkul Borey District";
};
name = "Phoeurt's Group";
"partner_id" = 204;
"planned_expiration_date" = "2012-08-09T04:20:18Z";
"posted_date" = "2012-07-10T04:20:18Z";
sector = Agriculture;
status = fundraising;
use = "To buy pigs and pig feed";
}
)
2012-07-10 11:55:47.513 json_demo1[2304:ef03] latestLoans Abu === Sierra Leone
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