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//
// SVHTTPClient.m
//
// Created by Sam Vermette on 15.12.11.
// Copyright 2011 samvermette.com. All rights reserved.
//
// https://github.com/samvermette/SVHTTPRequest
//
#import "SVHTTPClient.h"
#import "SVHTTPRequest.h"
@interface SVHTTPClient ()
@property (nonatomic, strong) NSOperationQueue *operationQueue;
- (SVHTTPRequest*)queueRequest:(NSString*)path
method:(SVHTTPRequestMethod)method
parameters:(NSDictionary*)parameters
saveToPath:(NSString*)savePath
progress:(void (^)(float))progressBlock
completion:(SVHTTPRequestCompletionHandler)completionBlock;
@property (nonatomic, strong) NSMutableDictionary *HTTPHeaderFields;
@end
@implementation SVHTTPClient
+ (instancetype)sharedClient {
return [self sharedClientWithIdentifier:@"master"];
}
+ (instancetype)sharedClientWithIdentifier:(NSString *)identifier {
SVHTTPClient *sharedClient = [[self sharedClients] objectForKey:identifier];
if(!sharedClient) {
sharedClient = [[self alloc] init];
[[self sharedClients] setObject:sharedClient forKey:identifier];
}
return sharedClient;
}
+ (id)sharedClients {
static NSMutableDictionary *_sharedClients = nil;
static dispatch_once_t oncePredicate;
dispatch_once(&oncePredicate, ^{ _sharedClients = [[NSMutableDictionary alloc] init]; });
return _sharedClients;
}
- (id)init {
if (self = [super init]) {
self.operationQueue = [[NSOperationQueue alloc] init];
self.basePath = @"";
}
return self;
}
#pragma mark - Setters
- (void)setBasicAuthWithUsername:(NSString *)newUsername password:(NSString *)newPassword {
self.username = newUsername;
self.password = newPassword;
}
#pragma mark - Request Methods
- (SVHTTPRequest*)GET:(NSString *)path parameters:(NSDictionary *)parameters completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodGET parameters:parameters saveToPath:nil progress:nil completion:completionBlock];
}
- (SVHTTPRequest*)GET:(NSString *)path parameters:(NSDictionary *)parameters saveToPath:(NSString *)savePath progress:(void (^)(float))progressBlock completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodGET parameters:parameters saveToPath:savePath progress:progressBlock completion:completionBlock];
}
- (SVHTTPRequest*)POST:(NSString *)path parameters:(NSDictionary *)parameters completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodPOST parameters:parameters saveToPath:nil progress:nil completion:completionBlock];
}
- (SVHTTPRequest*)POST:(NSString *)path parameters:(NSDictionary *)parameters progress:(void (^)(float))progressBlock completion:(void (^)(id, NSHTTPURLResponse*, NSError *))completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodPOST parameters:parameters saveToPath:nil progress:progressBlock completion:completionBlock];
}
- (SVHTTPRequest*)PUT:(NSString *)path parameters:(NSDictionary *)parameters completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodPUT parameters:parameters saveToPath:nil progress:nil completion:completionBlock];
}
- (SVHTTPRequest*)DELETE:(NSString *)path parameters:(NSDictionary *)parameters completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodDELETE parameters:parameters saveToPath:nil progress:nil completion:completionBlock];
}
- (SVHTTPRequest*)HEAD:(NSString *)path parameters:(NSDictionary *)parameters completion:(SVHTTPRequestCompletionHandler)completionBlock {
return [self queueRequest:path method:SVHTTPRequestMethodHEAD parameters:parameters saveToPath:nil progress:nil completion:completionBlock];
}
#pragma mark - Operation Cancelling
- (void)cancelRequestsWithPath:(NSString *)path {
[self.operationQueue.operations enumerateObjectsUsingBlock:^(id request, NSUInteger idx, BOOL *stop) {
NSString *requestPath = [request valueForKey:@"requestPath"];
if([requestPath isEqualToString:path])
[request cancel];
}];
}
- (void)cancelAllRequests {
[self.operationQueue cancelAllOperations];
}
#pragma mark -
- (NSMutableDictionary *)HTTPHeaderFields {
if(_HTTPHeaderFields == nil)
_HTTPHeaderFields = [NSMutableDictionary new];
return _HTTPHeaderFields;
}
- (void)setValue:(NSString *)value forHTTPHeaderField:(NSString *)field {
[self.HTTPHeaderFields setValue:value forKey:field];
}
- (SVHTTPRequest*)queueRequest:(NSString*)path
method:(SVHTTPRequestMethod)method
parameters:(NSDictionary*)parameters
saveToPath:(NSString*)savePath
progress:(void (^)(float))progressBlock
completion:(SVHTTPRequestCompletionHandler)completionBlock {
NSString *completeURLString = [NSString stringWithFormat:@"%@%@", self.basePath, path];
id mergedParameters;
if((method == SVHTTPRequestMethodPOST || method == SVHTTPRequestMethodPUT) && self.sendParametersAsJSON && ![parameters isKindOfClass:[NSDictionary class]])
mergedParameters = parameters;
else {
mergedParameters = [NSMutableDictionary dictionary];
[mergedParameters addEntriesFromDictionary:parameters];
[mergedParameters addEntriesFromDictionary:self.baseParameters];
}
SVHTTPRequest *requestOperation = [(id<SVHTTPRequestPrivateMethods>)[SVHTTPRequest alloc] initWithAddress:completeURLString
method:method
parameters:mergedParameters
saveToPath:savePath
progress:progressBlock
completion:completionBlock];
return [self queueRequest:requestOperation];
}
- (SVHTTPRequest*)queueRequest:(SVHTTPRequest*)requestOperation {
requestOperation.sendParametersAsJSON = self.sendParametersAsJSON;
requestOperation.cachePolicy = self.cachePolicy;
requestOperation.userAgent = self.userAgent;
requestOperation.timeoutInterval = self.timeoutInterval;
[(id<SVHTTPRequestPrivateMethods>)requestOperation setClient:self];
[self.HTTPHeaderFields enumerateKeysAndObjectsUsingBlock:^(NSString *field, NSString *value, BOOL *stop) {
[requestOperation setValue:value forHTTPHeaderField:field];
}];
if(self.username && self.password)
[(id<SVHTTPRequestPrivateMethods>)requestOperation signRequestWithUsername:self.username password:self.password];
[self.operationQueue addOperation:requestOperation];
return requestOperation;
}
@end