/
Connection.m
136 lines (109 loc) · 5.12 KB
/
Connection.m
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//
// Connection.m
//
//
// Created by Ryan Daigle on 7/30/08.
// Copyright 2008 yFactorial, LLC. All rights reserved.
//
#import "Connection.h"
#import "Response.h"
#import "NSData+Additions.h"
#import "NSMutableURLRequest+ResponseType.h"
#import "ConnectionDelegate.h"
//#define debugLog(...) NSLog(__VA_ARGS__)
#ifndef debugLog(...)
#define debugLog(...)
#endif
@implementation Connection
static float timeoutInterval = 5.0;
static NSMutableArray *activeDelegates;
+ (NSMutableArray *)activeDelegates {
if (nil == activeDelegates) {
activeDelegates = [NSMutableArray array];
[activeDelegates retain];
}
return activeDelegates;
}
+ (void)setTimeout:(float)timeOut {
timeoutInterval = timeOut;
}
+ (float)timeout {
return timeoutInterval;
}
+ (void)logRequest:(NSURLRequest *)request to:(NSString *)url {
debugLog(@"%@ -> %@", [request HTTPMethod], url);
if([request HTTPBody]) {
debugLog([[[NSString alloc] initWithData:[request HTTPBody] encoding:NSUTF8StringEncoding] autorelease]);
}
}
+ (Response *)sendRequest:(NSMutableURLRequest *)request withUser:(NSString *)user andPassword:(NSString *)password {
//lots of servers fail to implement http basic authentication correctly, so we pass the credentials even if they are not asked for
//TODO make this configurable?
NSString *authString = [[[NSString stringWithFormat:@"%@:%@",user, password] dataUsingEncoding:NSUTF8StringEncoding] base64Encoding];
[request addValue:[NSString stringWithFormat:@"Basic %@", authString] forHTTPHeaderField:@"Authorization"];
NSString *escapedUser = (NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,
(CFStringRef)user, NULL, (CFStringRef)@"@.:", kCFStringEncodingUTF8);
NSString *escapedPassword = (NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,
(CFStringRef)password, NULL, (CFStringRef)@"@.:", kCFStringEncodingUTF8);
NSURL *url = [request URL];
NSURL *authURL = [NSURL URLWithString:[NSString stringWithFormat:@"%@://%@:%@@%@:%@%@?%@", [url scheme],escapedUser, escapedPassword,
[url host], [url port], [url path], [url query]]];
[request setURL:authURL];
[self logRequest:request to:[authURL absoluteString]];
ConnectionDelegate *connectionDelegate = [[[ConnectionDelegate alloc] init] autorelease];
[[self activeDelegates] addObject:connectionDelegate];
NSURLConnection *connection = [[[NSURLConnection alloc] initWithRequest:request delegate:connectionDelegate startImmediately:NO] autorelease];
connectionDelegate.connection = connection;
//use a custom runloop
static NSString *runLoopMode = @"com.yfactorial.objectiveresource.connectionLoop";
[connection scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:runLoopMode];
[connection start];
while (![connectionDelegate isDone]) {
[[NSRunLoop currentRunLoop] runMode:runLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:.3]];
}
Response *resp = [Response responseFrom:(NSHTTPURLResponse *)connectionDelegate.response
withBody:connectionDelegate.data
andError:connectionDelegate.error];
[resp log];
[escapedUser release];
[escapedPassword release];
[activeDelegates removeObject:connectionDelegate];
//if there are no more active delegates release the array
if (0 == [activeDelegates count]) {
NSMutableArray *tempDelegates = activeDelegates;
activeDelegates = nil;
[tempDelegates release];
}
return resp;
}
+ (Response *)post:(NSString *)body to:(NSString *)url {
return [self post:body to:url withUser:@"X" andPassword:@"X"];
}
+ (Response *)sendBy:(NSString *)method withBody:(NSString *)body to:(NSString *)url withUser:(NSString *)user andPassword:(NSString *)password{
NSMutableURLRequest *request = [NSMutableURLRequest requestWithUrl:[NSURL URLWithString:url] andMethod:method];
[request setHTTPBody:[body dataUsingEncoding:NSUTF8StringEncoding]];
return [self sendRequest:request withUser:user andPassword:password];
}
+ (Response *)post:(NSString *)body to:(NSString *)url withUser:(NSString *)user andPassword:(NSString *)password{
return [self sendBy:@"POST" withBody:body to:url withUser:user andPassword:password];
}
+ (Response *)put:(NSString *)body to:(NSString *)url withUser:(NSString *)user andPassword:(NSString *)password{
return [self sendBy:@"PUT" withBody:body to:url withUser:user andPassword:password];
}
+ (Response *)get:(NSString *)url {
return [self get:url withUser:@"X" andPassword:@"X"];
}
+ (Response *)get:(NSString *)url withUser:(NSString *)user andPassword:(NSString *)password {
NSMutableURLRequest *request = [NSMutableURLRequest requestWithUrl:[NSURL URLWithString:url] andMethod:@"GET"];
return [self sendRequest:request withUser:user andPassword:password];
}
+ (Response *)delete:(NSString *)url withUser:(NSString *)user andPassword:(NSString *)password {
NSMutableURLRequest *request = [NSMutableURLRequest requestWithUrl:[NSURL URLWithString:url] andMethod:@"DELETE"];
return [self sendRequest:request withUser:user andPassword:password];
}
+ (void) cancelAllActiveConnections {
for (ConnectionDelegate *delegate in activeDelegates) {
[delegate performSelectorOnMainThread:@selector(cancel) withObject:nil waitUntilDone:NO];
}
}
@end