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#import "OFHTTPRequest.h"
#import "OFHTTPRequestReply.h"
#import "OFString.h"
#import "OFURL.h"
#import "OFTCPSocket.h"
#import "OFDictionary.h"
#import "OFDataArray.h"
#import "OFSystemInfo.h"
#import "OFHTTPRequestFailedException.h"
#import "OFInvalidEncodingException.h"
#import "OFInvalidFormatException.h"
#import "OFInvalidServerReplyException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"
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*str = (firstLetter ? toupper(*str) : tolower(*str));
firstLetter = NO;
str++;
}
}
@interface OFHTTPClientReply: OFHTTPRequestReply
{
OFTCPSocket *sock;
BOOL chunked, atEndOfStream;
size_t toRead;
}
- initWithSocket: (OFTCPSocket*)sock;
@end
@implementation OFHTTPClientReply
- initWithSocket: (OFTCPSocket*)sock_
{
self = [super init];
sock = [sock_ retain];
return self;
}
- (void)dealloc
{
[sock release];
[super dealloc];
}
- (void)setHeaders: (OFDictionary*)headers_
{
[super setHeaders: headers_];
chunked = [[headers_ objectForKey: @"Transfer-Encoding"]
isEqual: @"chunked"];
}
- (size_t)lowlevelReadIntoBuffer: (void*)buffer
length: (size_t)length
{
if (!chunked)
return [sock readIntoBuffer: buffer
length: length];
if (toRead > 0) {
if (length > toRead)
length = toRead;
length = [sock readIntoBuffer: buffer
length: length];
toRead -= length;
if (toRead == 0)
if ([[sock readLine] length] > 0)
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
return length;
} else {
void *pool = objc_autoreleasePoolPush();
OFString *line;
of_range_t range;
@try {
line = [sock readLine];
} @catch (OFInvalidEncodingException *e) {
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
}
range = [line rangeOfString: @";"];
if (range.location != OF_NOT_FOUND)
line = [line substringWithRange:
of_range(0, range.location)];
@try {
toRead =
(size_t)[line hexadecimalValue];
} @catch (OFInvalidFormatException *e) {
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
}
if (toRead == 0) {
[sock close];
atEndOfStream = YES;
}
objc_autoreleasePoolPop(pool);
return 0;
}
}
- (BOOL)lowlevelIsAtEndOfStream
{
if (!chunked)
return [sock isAtEndOfStream];
return atEndOfStream;
}
- (int)fileDescriptorForReading
{
return [sock fileDescriptorForReading];
}
- (size_t)pendingBytes
{
return [super pendingBytes] + [sock pendingBytes];
}
- (void)close
{
[sock close];
}
@end
@implementation OFHTTPClient
+ (instancetype)client
{
return [[[self alloc] init] autorelease];
}
- init
{
self = [super init];
storesData = YES;
return self;
}
- (void)setDelegate: (id <OFHTTPClientDelegate>)delegate_
{
delegate = delegate_;
}
- (id <OFHTTPClientDelegate>)delegate
{
return delegate;
}
- (void)setInsecureRedirectsAllowed: (BOOL)allowed
{
insecureRedirectsAllowed = allowed;
}
- (BOOL)insecureRedirectsAllowed
{
return insecureRedirectsAllowed;
}
- (void)setStoresData: (BOOL)storesData_
{
storesData = storesData_;
}
- (BOOL)storesData
{
return storesData;
}
- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request
{
return [self performRequest: request
redirects: 10];
}
- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request
redirects: (size_t)redirects
{
void *pool = objc_autoreleasePoolPush();
OFURL *URL = [request URL];
OFString *scheme = [URL scheme];
of_http_request_type_t requestType = [request requestType];
OFDictionary *headers = [request headers];
OFDataArray *POSTData = [request POSTData];
OFTCPSocket *sock;
OFHTTPRequestReply *reply;
OFHTTPClientReply *reply;
OFString *line, *path, *version;
OFMutableDictionary *serverHeaders;
OFDataArray *data;
OFEnumerator *keyEnumerator, *objectEnumerator;
OFString *key, *object, *contentLengthHeader;
OFString *key, *object;
int status;
const char *type = NULL;
size_t contentLength = 0;
BOOL chunked;
size_t pageSize;
char *buffer;
size_t bytesReceived;
if (![scheme isEqual: @"http"] && ![scheme isEqual: @"https"])
@throw [OFUnsupportedProtocolException
exceptionWithClass: [self class]
URL: URL];
if ([scheme isEqual: @"http"])
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if (requestType == OF_HTTP_REQUEST_TYPE_POST)
type = "POST";
if ([(path = [URL path]) length] == 0)
path = @"/";
if ([URL query] != nil)
[sock writeFormat: @"%s %@?%@ HTTP/1.1\r\n",
type, path, [URL query]];
[sock writeFormat: @"%s %@?%@ HTTP/%@\r\n",
type, path, [URL query], [request protocolVersionString]];
else
[sock writeFormat: @"%s %@ HTTP/1.1\r\n", type, path];
[sock writeFormat: @"%s %@ HTTP/%@\r\n",
type, path, [request protocolVersionString]];
if ([URL port] == 80)
[sock writeFormat: @"Host: %@\r\n", [URL host]];
else
[sock writeFormat: @"Host: %@:%d\r\n", [URL host],
[URL port]];
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return [self performRequest: newRequest
redirects: redirects - 1];
}
[serverHeaders setObject: value
forKey: key];
}
[serverHeaders makeImmutable];
if ([delegate respondsToSelector:
@selector(client:didReceiveHeaders:statusCode:request:)])
[delegate client: self
didReceiveHeaders: serverHeaders
statusCode: status
request: request];
data = (storesData ? [OFDataArray dataArray] : nil);
chunked = [[serverHeaders objectForKey: @"Transfer-Encoding"]
isEqual: @"chunked"];
reply = [[OFHTTPClientReply alloc] initWithSocket: sock];
contentLengthHeader = [serverHeaders objectForKey: @"Content-Length"];
[reply setProtocolVersionFromString: version];
if (contentLengthHeader != nil) {
contentLength = (size_t)[contentLengthHeader decimalValue];
if (contentLength > SIZE_MAX)
@throw [OFOutOfRangeException
exceptionWithClass: [self class]];
}
pageSize = [OFSystemInfo pageSize];
buffer = [self allocMemoryWithSize: pageSize];
bytesReceived = 0;
@try {
if (chunked) {
for (;;) {
void *pool2 = objc_autoreleasePoolPush();
size_t toRead;
of_range_t range;
@try {
line = [sock readLine];
} @catch (OFInvalidEncodingException *e) {
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
}
range = [line rangeOfString: @";"];
if (range.location != OF_NOT_FOUND)
line = [line substringWithRange:
of_range(0, range.location)];
@try {
toRead =
(size_t)[line hexadecimalValue];
} @catch (OFInvalidFormatException *e) {
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
}
if (toRead == 0 ||
(contentLengthHeader != nil &&
contentLength >= bytesReceived))
break;
while (toRead > 0) {
size_t length = (toRead < pageSize
? toRead : pageSize);
length = [sock readIntoBuffer: buffer
length: length];
if ([delegate respondsToSelector:
@selector(client:didReceiveData:
length:request:)])
[delegate client: self
didReceiveData: buffer
length: length
request: request];
objc_autoreleasePoolPop(pool2);
pool2 = objc_autoreleasePoolPush();
bytesReceived += length;
[data addItems: buffer
count: length];
toRead -= length;
}
@try {
line = [sock readLine];
} @catch (OFInvalidEncodingException *e) {
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
}
if ([line length] > 0)
@throw [OFInvalidServerReplyException
exceptionWithClass: [self class]];
objc_autoreleasePoolPop(pool2);
}
} else {
size_t length;
while (![sock isAtEndOfStream]) {
void *pool2;
length = [sock readIntoBuffer: buffer
length: pageSize];
pool2 = objc_autoreleasePoolPush();
if ([delegate respondsToSelector:
@selector(client:didReceiveData:length:
request:)])
[delegate client: self
didReceiveData: buffer
length: length
request: request];
objc_autoreleasePoolPop(pool2);
bytesReceived += length;
[data addItems: buffer
count: length];
if (contentLengthHeader != nil &&
bytesReceived >= contentLength)
break;
}
}
} @finally {
[self freeMemory: buffer];
}
[sock close];
/*
* We only want to throw on status code 200 as we will throw an
* OFHTTPRequestFailedException for all other status codes later.
*/
if (status == 200 && contentLengthHeader != nil &&
contentLength != bytesReceived)
@throw [OFTruncatedDataException
exceptionWithClass: [self class]];
[serverHeaders makeImmutable];
reply = [[OFHTTPRequestReply alloc] initWithStatusCode: status
headers: serverHeaders
[reply setStatusCode: status];
[reply setHeaders: serverHeaders];
data: data];
objc_autoreleasePoolPop(pool);
[reply autorelease];
if (status != 200)
if (status / 100 != 2)
@throw [OFHTTPRequestFailedException
exceptionWithClass: [self class]
request: request
reply: reply];
return reply;
}
@end
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