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#import "OFWriteFailedException.h"
@interface OFHTTPClientRequestHandler: OFObject
{
OFHTTPClient *_client;
OFHTTPRequest *_request;
unsigned int _redirects;
id _context;
bool _firstLine;
OFString *_version;
int _status;
OFMutableDictionary OF_GENERIC(OFString *, OFString *) *_serverHeaders;
}
- initWithClient: (OFHTTPClient *)client
request: (OFHTTPRequest *)request
redirects: (unsigned int)redirects;
redirects: (unsigned int)redirects
context: (id)context;
- (void)start;
@end
@interface OFHTTPClientResponse: OFHTTPResponse
{
OFTCPSocket *_socket;
bool _hasContentLength, _chunked, _keepAlive, _atEndOfStream;
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}
}
@implementation OFHTTPClientRequestHandler
- initWithClient: (OFHTTPClient *)client
request: (OFHTTPRequest *)request
redirects: (unsigned int)redirects
context: (id)context
{
self = [super init];
@try {
_client = [client retain];
_request = [request retain];
_redirects = redirects;
_context = [context retain];
_firstLine = true;
_serverHeaders = [[OFMutableDictionary alloc] init];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_client release];
[_request release];
[_context release];
[_version release];
[_serverHeaders release];
[super dealloc];
}
- (void)closeAndReconnect
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[location hasPrefix: @"https://"])) {
OFURL *newURL;
bool follow;
newURL = [OFURL URLWithString: location
relativeToURL: URL];
if ([_client->_delegate respondsToSelector: @selector(
client:shouldFollowRedirect:statusCode:request:response:)])
if ([_client->_delegate respondsToSelector: @selector(client:
shouldFollowRedirect:statusCode:request:response:context:)])
follow = [_client->_delegate client: _client
shouldFollowRedirect: newURL
statusCode: _status
request: _request
response: response];
response: response
context: _context];
else {
of_http_request_method_t method = [_request method];
/*
* 301, 302 and 307 should only redirect with user
* confirmation if the request method is not GET or
* HEAD. Asking the delegate and getting true returned
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[newRequest setURL: newURL];
[newRequest setHeaders: newHeaders];
_client->_inProgress = false;
[_client asyncPerformRequest: newRequest
redirects: _redirects - 1];
redirects: _redirects - 1
context: _context];
return;
}
}
if (_status / 100 != 2)
@throw [OFHTTPRequestFailedException
exceptionWithRequest: _request
response: response];
_client->_inProgress = false;
[_client->_delegate performSelector: @selector(client:didPerformRequest:
response:)
response:context:)
withObject: _client
withObject: _request
withObject: response
withObject: _context
afterDelay: 0];
}
- (bool)handleFirstLine: (OFString *)line
{
/*
* It's possible that the write succeeds on a connection that is
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if (line == nil)
@throw [OFInvalidServerReplyException exception];
if ([line length] == 0) {
[_serverHeaders makeImmutable];
if ([_client->_delegate respondsToSelector:
@selector(client:didReceiveHeaders:statusCode:request:)])
if ([_client->_delegate respondsToSelector: @selector(client:
didReceiveHeaders:statusCode:request:context:)])
[_client->_delegate client: _client
didReceiveHeaders: _serverHeaders
statusCode: _status
request: _request];
request: _request
context: _context];
[self performSelector: @selector(createResponseWithSocket:)
withObject: socket
afterDelay: 0];
return false;
}
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if (exception != nil) {
if ([exception isKindOfClass:
[OFInvalidEncodingException class]])
exception = [OFInvalidServerReplyException exception];
[_client->_delegate client: _client
didEncounterException: exception
forRequest: _request];
forRequest: _request
context: _context];
return false;
}
@try {
if (_firstLine) {
_firstLine = false;
return [self handleFirstLine: line];
} else
return [self handleServerHeader: line
socket: socket];
} @catch (id e) {
[_client->_delegate client: _client
didEncounterException: e
forRequest: _request];
forRequest: _request
context: _context];
return false;
}
}
- (size_t)socket: (OFTCPSocket *)socket
didWriteBody: (const void **)body
length: (size_t)length
context: (id)context
exception: (id)exception
{
if (exception != nil) {
[_client->_delegate client: _client
didEncounterException: exception
forRequest: _request];
forRequest: _request
context: _context];
return 0;
}
[socket asyncReadLineWithTarget: self
selector: @selector(socket:didReadLine:context:
exception:)
context: nil];
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/* In case a keep-alive connection timed out */
[self closeAndReconnect];
return false;
}
[_client->_delegate client: _client
didEncounterException: exception
forRequest: _request];
forRequest: _request
context: _context];
return 0;
}
if ((body = [_request body]) != nil) {
[socket asyncWriteBuffer: [body items]
length: [body count] * [body itemSize]
target: self
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target: self
selector: @selector(socket:didWriteRequest:
length:context:exception:)
context: requestString];
} @catch (id e) {
[_client->_delegate client: _client
didEncounterException: e
forRequest: _request];
forRequest: _request
context: _context];
return;
}
}
- (void)socketDidConnect: (OFTCPSocket *)socket
context: (id)context
exception: (id)exception
{
if ([_client->_delegate respondsToSelector:
@selector(client:didCreateSocket:forRequest:)])
@selector(client:didCreateSocket:forRequest:context:)])
[_client->_delegate client: _client
didCreateSocket: socket
forRequest: _request];
forRequest: _request
context: _context];
[self performSelector: @selector(handleSocket:)
withObject: socket
afterDelay: 0];
}
- (bool)throwAwayContent: (OFHTTPClientResponse *)response
buffer: (char *)buffer
length: (size_t)length
context: (OFTCPSocket *)socket
exception: (id)exception
{
if (exception != nil) {
[_client->_delegate client: _client
didEncounterException: exception
forRequest: _request];
forRequest: _request
context: _context];
return false;
}
if ([response isAtEndOfStream]) {
[self freeMemory: buffer];
[_client->_lastResponse release];
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[_client->_lastResponse
asyncReadIntoBuffer: buffer
length: 512
target: self
selector: @selector(throwAwayContent:
buffer:length:context:
exception:)
context: socket];
context: socket];
} else {
[_client->_lastResponse release];
_client->_lastResponse = nil;
[self performSelector: @selector(handleSocket:)
withObject: socket
afterDelay: 0];
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{
[self close];
[super dealloc];
}
- (void)asyncPerformRequest: (OFHTTPRequest *)request
context: (id)context
{
[self asyncPerformRequest: request
redirects: 10];
redirects: 10
context: context];
}
- (void)asyncPerformRequest: (OFHTTPRequest *)request
redirects: (unsigned int)redirects
context: (id)context
{
void *pool = objc_autoreleasePoolPush();
OFURL *URL = [request URL];
OFString *scheme = [URL scheme];
if (![scheme isEqual: @"http"] && ![scheme isEqual: @"https"])
@throw [OFUnsupportedProtocolException exceptionWithURL: URL];
if (_inProgress)
/* TODO: Find a better exception */
@throw [OFAlreadyConnectedException exception];
_inProgress = true;
[[[[OFHTTPClientRequestHandler alloc]
initWithClient: self
request: request
redirects: redirects] autorelease] start];
redirects: redirects
context: context] autorelease] start];
objc_autoreleasePoolPop(pool);
}
- (void)close
{
[_socket release];
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