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SPMethods.m
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SPMethods.m
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//
// SPMethods.m
// Spectttator
//
// Created by David Keegan on 6/27/11.
// Copyright 2011 David Keegan.
//
#import "SPMethods.h"
#import "SPPlayer.h"
#import "SPComment.h"
#import "SPShot.h"
#import "SPPagination.h"
#import "AFJSONRequestOperation.h"
#import "AFImageRequestOperation.h"
#import "AFHTTPRequestOperation.h"
@implementation NSDictionary(Spectttator)
- (NSUInteger)uintSafelyFromKey:(id)key{
if(self[key] == [NSNull null] || self[key] == nil){
return NSNotFound;
}
return [self[key] integerValue];
}
- (NSString *)stringSafelyFromKey:(id)key{
if(self[key] == [NSNull null] || self[key] == nil){
return nil;
}
return [NSString stringWithString:self[key]];
}
- (NSURL *)URLSafelyFromKey:(id)key{
if(self[key] == [NSNull null] || self[key] == nil){
return nil;
}
NSString *urlString =
[self[key] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
return [NSURL URLWithString:urlString];
}
- (id)objectSafelyFromKey:(id)key{
if(self[key] == [NSNull null] || self[key] == nil){
return nil;
}
return self[key];
}
@end
@implementation SPMethods
+ (NSString *)pagination:(NSDictionary *)pagination{
NSNumber *page = pagination[@"page"];
NSNumber *perPage = pagination[@"perPage"];
if(page && perPage){
return [NSString stringWithFormat:@"?page=%lu&per_page=%lu", [page longValue], [perPage longValue]];
}else if(page){
return [NSString stringWithFormat:@"?page=%lu", [page longValue]];
}else if(perPage){
return [NSString stringWithFormat:@"?per_page=%lu", [perPage longValue]];
}
return @"";
}
+ (void)requestPlayersWithURL:(NSURL *)url
runOnMainThread:(BOOL)runOnMainThread
withBlock:(void (^)(NSArray *players, SPPagination *pagination))block{
[[AFJSONRequestOperation
JSONRequestOperationWithRequest:[NSURLRequest requestWithURL:url]
success:^(NSURLRequest *request, NSHTTPURLResponse *response, NSDictionary *json){
NSArray *players = json[@"players"];
NSMutableArray *mplayers = [[NSMutableArray alloc] initWithCapacity:[players count]];
for(NSDictionary *playerData in players){
@autoreleasepool{
SPPlayer *player = [[SPPlayer alloc] initWithDictionary:playerData];
[mplayers addObject:player];
[player release];
}
}
if([mplayers count] == 0){
[mplayers release];
mplayers = nil;
}
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(mplayers, [SPPagination paginationWithDictionary:json]);
});
}else{
block(mplayers, [SPPagination paginationWithDictionary:json]);
}
if(mplayers != nil){
[mplayers release];
}
} failure:^(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id JSON){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(nil, nil);
});
}else{
block(nil, nil);
}
}] start];
}
+ (void)requestShotsWithURL:(NSURL *)url
runOnMainThread:(BOOL)runOnMainThread
withBlock:(void (^)(NSArray *shots, SPPagination *pagination))block{
[[AFJSONRequestOperation
JSONRequestOperationWithRequest:[NSURLRequest requestWithURL:url]
success:^(NSURLRequest *request, NSHTTPURLResponse *response, NSDictionary *json){
NSArray *shots = json[@"shots"];
NSMutableArray *mshots = [[NSMutableArray alloc] initWithCapacity:[shots count]];
for(NSDictionary *shotData in shots){
@autoreleasepool{
SPShot *shot = [[SPShot alloc] initWithDictionary:shotData];
[mshots addObject:shot];
[shot release];
}
}
if([mshots count] == 0){
[mshots release];
mshots = nil;
}
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(mshots, [SPPagination paginationWithDictionary:json]);
});
}else{
block(mshots, [SPPagination paginationWithDictionary:json]);
}
if(mshots != nil){
[mshots release];
}
} failure:^(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id JSON){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(nil, nil);
});
}else{
block(nil, nil);
}
}] start];
}
+ (void)requestCommentsWithURL:(NSURL *)url
runOnMainThread:(BOOL)runOnMainThread
withBlock:(void (^)(NSArray *comments, SPPagination *pagination))block{
[[AFJSONRequestOperation
JSONRequestOperationWithRequest:[NSURLRequest requestWithURL:url]
success:^(NSURLRequest *request, NSHTTPURLResponse *response, NSDictionary *json){
NSArray *comments = json[@"comments"];
NSMutableArray *mcomments = [[NSMutableArray alloc] initWithCapacity:[comments count]];
for(NSDictionary *commentData in comments){
@autoreleasepool{
SPComment *comment = [[SPComment alloc] initWithDictionary:commentData];
[mcomments addObject:comment];
[comment release];
}
}
if([mcomments count] == 0){
[mcomments release];
mcomments = nil;
}
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(mcomments, [SPPagination paginationWithDictionary:json]);
});
}else{
block(mcomments, [SPPagination paginationWithDictionary:json]);
}
if(mcomments != nil){
[mcomments release];
}
} failure:^(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id JSON){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(nil, nil);
});
}else{
block(nil, nil);
}
}] start];
}
+ (void)requestImageWithURL:(NSURL *)url
runOnMainThread:(BOOL)runOnMainThread
withBlock:(void (^)(SPImage *image))block{
[[AFImageRequestOperation
imageRequestOperationWithRequest:[NSURLRequest requestWithURL:url]
imageProcessingBlock:nil
success:^(NSURLRequest *request, NSHTTPURLResponse *response, SPImage *image){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(image);
});
}else{
block(image);
}
} failure:^(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(nil);
});
}else{
block(nil);
}
}] start];
}
+ (void)requestDataWithURL:(NSURL *)url
runOnMainThread:(BOOL)runOnMainThread
withBlock:(void (^)(NSData *data))block{
AFHTTPRequestOperation *operation =
[[[AFHTTPRequestOperation alloc] initWithRequest:[NSURLRequest requestWithURL:url]] autorelease];
[operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(operation.responseData);
});
}else{
block(operation.responseData);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error){
if(runOnMainThread){
dispatch_async(dispatch_get_main_queue(), ^{
block(nil);
});
}else{
block(nil);
}
}];
[operation start];
}
@end