mirror of
https://github.com/swisspol/GCDWebServer.git
synced 2026-04-24 00:00:04 +08:00
Initial import
This commit is contained in:
Pierre-Olivier Latour
@@ -0,0 +1,512 @@
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||||
/*
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Copyright (c) 2012-2013, Pierre-Olivier Latour
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||||
All rights reserved.
|
||||
|
||||
Redistribution and use in source and binary forms, with or without
|
||||
modification, are permitted provided that the following conditions are met:
|
||||
* Redistributions of source code must retain the above copyright
|
||||
notice, this list of conditions and the following disclaimer.
|
||||
* Redistributions in binary form must reproduce the above copyright
|
||||
notice, this list of conditions and the following disclaimer in the
|
||||
documentation and/or other materials provided with the distribution.
|
||||
* Neither the name of the <organization> nor the
|
||||
names of its contributors may be used to endorse or promote products
|
||||
derived from this software without specific prior written permission.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
||||
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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||||
*/
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#import "GCDWebServerPrivate.h"
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#define kMultiPartBufferSize (256 * 1024)
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enum {
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kParserState_Undefined = 0,
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kParserState_Start,
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kParserState_Headers,
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||||
kParserState_Content,
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||||
kParserState_End
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||||
};
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||||
static NSData* _newlineData = nil;
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static NSData* _newlinesData = nil;
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||||
static NSData* _dashNewlineData = nil;
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|
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static NSString* _ExtractHeaderParameter(NSString* header, NSString* attribute) {
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NSString* value = nil;
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if (header) {
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||||
NSScanner* scanner = [[NSScanner alloc] initWithString:header];
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NSString* string = [NSString stringWithFormat:@"%@=", attribute];
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||||
if ([scanner scanUpToString:string intoString:NULL]) {
|
||||
[scanner scanString:string intoString:NULL];
|
||||
if ([scanner scanString:@"\"" intoString:NULL]) {
|
||||
[scanner scanUpToString:@"\"" intoString:&value];
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||||
} else {
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||||
[scanner scanUpToCharactersFromSet:[NSCharacterSet whitespaceCharacterSet] intoString:&value];
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||||
}
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||||
}
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||||
[scanner release];
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||||
}
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||||
return value;
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||||
}
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||||
|
||||
// http://www.w3schools.com/tags/ref_charactersets.asp
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static NSStringEncoding _StringEncodingFromCharset(NSString* charset) {
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NSStringEncoding encoding = kCFStringEncodingInvalidId;
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if (charset) {
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encoding = CFStringConvertEncodingToNSStringEncoding(CFStringConvertIANACharSetNameToEncoding((CFStringRef)charset));
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}
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return (encoding != kCFStringEncodingInvalidId ? encoding : NSUTF8StringEncoding);
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}
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@implementation GCDWebServerRequest : NSObject
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@synthesize method=_method, URL=_url, headers=_headers, path=_path, query=_query, contentType=_type, contentLength=_length;
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|
||||
- (id) initWithMethod:(NSString*)method url:(NSURL*)url headers:(NSDictionary*)headers path:(NSString*)path query:(NSDictionary*)query {
|
||||
if ((self = [super init])) {
|
||||
_method = [method copy];
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||||
_url = [url retain];
|
||||
_headers = [headers retain];
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||||
_path = [path copy];
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_query = [query retain];
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||||
|
||||
_type = [[_headers objectForKey:@"Content-Type"] retain];
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||||
NSInteger length = [[_headers objectForKey:@"Content-Length"] integerValue];
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if (length < 0) {
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DNOT_REACHED();
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[self release];
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return nil;
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||||
}
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_length = length;
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if ((_length > 0) && (_type == nil)) {
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_type = [kGCDWebServerDefaultMimeType copy];
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}
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||||
}
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return self;
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}
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- (void) dealloc {
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[_method release];
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[_url release];
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[_headers release];
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[_path release];
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[_query release];
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[_type release];
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[super dealloc];
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}
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- (BOOL) hasBody {
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return _type ? YES : NO;
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}
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@end
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@implementation GCDWebServerRequest (Subclassing)
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- (BOOL) open {
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[self doesNotRecognizeSelector:_cmd];
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return NO;
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}
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||||
|
||||
- (NSInteger) write:(const void*)buffer maxLength:(NSUInteger)length {
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[self doesNotRecognizeSelector:_cmd];
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return -1;
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}
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||||
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- (BOOL) close {
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[self doesNotRecognizeSelector:_cmd];
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return NO;
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}
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@end
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@implementation GCDWebServerDataRequest
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@synthesize data=_data;
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- (void) dealloc {
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DCHECK(_data != nil);
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[_data release];
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[super dealloc];
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}
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|
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- (BOOL) open {
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DCHECK(_data == nil);
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_data = [[NSMutableData alloc] initWithCapacity:self.contentLength];
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return _data ? YES : NO;
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}
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|
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- (NSInteger) write:(const void*)buffer maxLength:(NSUInteger)length {
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DCHECK(_data != nil);
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[_data appendBytes:buffer length:length];
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return length;
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}
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||||
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- (BOOL) close {
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DCHECK(_data != nil);
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return YES;
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}
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||||
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@end
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@implementation GCDWebServerFileRequest
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@synthesize filePath=_filePath;
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- (id) initWithMethod:(NSString*)method url:(NSURL*)url headers:(NSDictionary*)headers path:(NSString*)path query:(NSDictionary*)query {
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if ((self = [super initWithMethod:method url:url headers:headers path:path query:query])) {
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_filePath = [[NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]] retain];
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}
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return self;
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}
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- (void) dealloc {
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DCHECK(_file < 0);
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unlink([_filePath fileSystemRepresentation]);
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[_filePath release];
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[super dealloc];
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}
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- (BOOL) open {
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DCHECK(_file == 0);
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_file = open([_filePath fileSystemRepresentation], O_CREAT | O_TRUNC | O_WRONLY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
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return (_file > 0 ? YES : NO);
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||||
}
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||||
|
||||
- (NSInteger) write:(const void*)buffer maxLength:(NSUInteger)length {
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DCHECK(_file > 0);
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return write(_file, buffer, length);
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||||
}
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||||
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- (BOOL) close {
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DCHECK(_file > 0);
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int result = close(_file);
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_file = -1;
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return (result == 0 ? YES : NO);
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}
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@end
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@implementation GCDWebServerURLEncodedFormRequest
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@synthesize arguments=_arguments;
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+ (NSString*) mimeType {
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return @"application/x-www-form-urlencoded";
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}
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- (void) dealloc {
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[_arguments release];
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[super dealloc];
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}
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- (BOOL) close {
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if (![super close]) {
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return NO;
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}
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NSString* charset = _ExtractHeaderParameter(self.contentType, @"charset");
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NSString* string = [[NSString alloc] initWithData:self.data encoding:_StringEncodingFromCharset(charset)];
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_arguments = [GCDWebServerParseURLEncodedForm(string) retain];
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[string release];
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return (_arguments ? YES : NO);
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}
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@end
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@implementation GCDWebServerMultiPart
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@synthesize contentType=_contentType, mimeType=_mimeType;
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- (id) initWithContentType:(NSString*)contentType {
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if ((self = [super init])) {
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_contentType = [contentType copy];
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NSArray* components = [_contentType componentsSeparatedByString:@";"];
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if (components.count) {
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_mimeType = [[[components objectAtIndex:0] lowercaseString] retain];
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}
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if (_mimeType == nil) {
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_mimeType = @"text/plain";
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}
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}
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return self;
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}
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- (void) dealloc {
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[_contentType release];
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[_mimeType release];
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[super dealloc];
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}
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@end
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@implementation GCDWebServerMultiPartArgument
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@synthesize data=_data, string=_string;
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- (id) initWithContentType:(NSString*)contentType data:(NSData*)data {
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if ((self = [super initWithContentType:contentType])) {
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_data = [data retain];
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if ([self.mimeType hasPrefix:@"text/"]) {
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NSString* charset = _ExtractHeaderParameter(self.contentType, @"charset");
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_string = [[NSString alloc] initWithData:_data encoding:_StringEncodingFromCharset(charset)];
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}
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||||
}
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return self;
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}
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- (void) dealloc {
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[_data release];
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[_string release];
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||||
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[super dealloc];
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}
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- (NSString*) description {
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return [NSString stringWithFormat:@"<%@ | '%@' | %i bytes>", [self class], self.mimeType, (int)_data.length];
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}
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@end
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||||
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@implementation GCDWebServerMultiPartFile
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@synthesize fileName=_fileName, temporaryPath=_temporaryPath;
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- (id) initWithContentType:(NSString*)contentType fileName:(NSString*)fileName temporaryPath:(NSString*)temporaryPath {
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if ((self = [super initWithContentType:contentType])) {
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||||
_fileName = [fileName copy];
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||||
_temporaryPath = [temporaryPath copy];
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||||
}
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||||
return self;
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||||
}
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||||
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||||
- (void) dealloc {
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||||
unlink([_temporaryPath fileSystemRepresentation]);
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[_fileName release];
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[_temporaryPath release];
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||||
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||||
[super dealloc];
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}
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||||
|
||||
- (NSString*) description {
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return [NSString stringWithFormat:@"<%@ | '%@' | '%@>'", [self class], self.mimeType, _fileName];
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}
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||||
|
||||
@end
|
||||
|
||||
@implementation GCDWebServerMultiPartFormRequest
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@synthesize arguments=_arguments, files=_files;
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+ (void) initialize {
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if (_newlineData == nil) {
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_newlineData = [[NSData alloc] initWithBytes:"\r\n" length:2];
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DCHECK(_newlineData);
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}
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if (_newlinesData == nil) {
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_newlinesData = [[NSData alloc] initWithBytes:"\r\n\r\n" length:4];
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DCHECK(_newlinesData);
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}
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if (_dashNewlineData == nil) {
|
||||
_dashNewlineData = [[NSData alloc] initWithBytes:"--\r\n" length:4];
|
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DCHECK(_dashNewlineData);
|
||||
}
|
||||
}
|
||||
|
||||
+ (NSString*) mimeType {
|
||||
return @"multipart/form-data";
|
||||
}
|
||||
|
||||
- (id) initWithMethod:(NSString*)method url:(NSURL*)url headers:(NSDictionary*)headers path:(NSString*)path query:(NSDictionary*)query {
|
||||
if ((self = [super initWithMethod:method url:url headers:headers path:path query:query])) {
|
||||
NSString* boundary = _ExtractHeaderParameter(self.contentType, @"boundary");
|
||||
if (boundary) {
|
||||
_boundary = [[[NSString stringWithFormat:@"--%@", boundary] dataUsingEncoding:NSASCIIStringEncoding] retain];
|
||||
}
|
||||
if (_boundary == nil) {
|
||||
DNOT_REACHED();
|
||||
[self release];
|
||||
return nil;
|
||||
}
|
||||
|
||||
_arguments = [[NSMutableDictionary alloc] init];
|
||||
_files = [[NSMutableDictionary alloc] init];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (BOOL) open {
|
||||
DCHECK(_parserData == nil);
|
||||
_parserData = [[NSMutableData alloc] initWithCapacity:kMultiPartBufferSize];
|
||||
_parserState = kParserState_Start;
|
||||
return YES;
|
||||
}
|
||||
|
||||
// http://www.w3.org/TR/html401/interact/forms.html#h-17.13.4
|
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- (BOOL) _parseData {
|
||||
BOOL success = YES;
|
||||
|
||||
if (_parserState == kParserState_Headers) {
|
||||
NSRange range = [_parserData rangeOfData:_newlinesData options:0 range:NSMakeRange(0, _parserData.length)];
|
||||
if (range.location != NSNotFound) {
|
||||
|
||||
[_controlName release];
|
||||
_controlName = nil;
|
||||
[_fileName release];
|
||||
_fileName = nil;
|
||||
[_contentType release];
|
||||
_contentType = nil;
|
||||
[_tmpPath release];
|
||||
_tmpPath = nil;
|
||||
CFHTTPMessageRef message = CFHTTPMessageCreateEmpty(kCFAllocatorDefault, true);
|
||||
const char* temp = "GET / HTTP/1.0\r\n";
|
||||
CFHTTPMessageAppendBytes(message, (const UInt8*)temp, strlen(temp));
|
||||
CFHTTPMessageAppendBytes(message, _parserData.bytes, range.location + range.length);
|
||||
if (CFHTTPMessageIsHeaderComplete(message)) {
|
||||
NSString* controlName = nil;
|
||||
NSString* fileName = nil;
|
||||
NSDictionary* headers = [(id)CFHTTPMessageCopyAllHeaderFields(message) autorelease];
|
||||
NSString* contentDisposition = [headers objectForKey:@"Content-Disposition"];
|
||||
if ([[contentDisposition lowercaseString] hasPrefix:@"form-data;"]) {
|
||||
controlName = _ExtractHeaderParameter(contentDisposition, @"name");
|
||||
fileName = _ExtractHeaderParameter(contentDisposition, @"filename");
|
||||
}
|
||||
_controlName = [controlName copy];
|
||||
_fileName = [fileName copy];
|
||||
_contentType = [[headers objectForKey:@"Content-Type"] retain];
|
||||
}
|
||||
CFRelease(message);
|
||||
if (_controlName) {
|
||||
if (_fileName) {
|
||||
NSString* path = [NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]];
|
||||
_tmpFile = open([path fileSystemRepresentation], O_CREAT | O_TRUNC | O_WRONLY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
|
||||
if (_tmpFile > 0) {
|
||||
_tmpPath = [path copy];
|
||||
} else {
|
||||
DNOT_REACHED();
|
||||
success = NO;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
DNOT_REACHED();
|
||||
success = NO;
|
||||
}
|
||||
|
||||
[_parserData replaceBytesInRange:NSMakeRange(0, range.location + range.length) withBytes:NULL length:0];
|
||||
_parserState = kParserState_Content;
|
||||
}
|
||||
}
|
||||
|
||||
if ((_parserState == kParserState_Start) || (_parserState == kParserState_Content)) {
|
||||
NSRange range = [_parserData rangeOfData:_boundary options:0 range:NSMakeRange(0, _parserData.length)];
|
||||
if (range.location != NSNotFound) {
|
||||
NSRange subRange = NSMakeRange(range.location + range.length, _parserData.length - range.location - range.length);
|
||||
NSRange subRange1 = [_parserData rangeOfData:_newlineData options:NSDataSearchAnchored range:subRange];
|
||||
NSRange subRange2 = [_parserData rangeOfData:_dashNewlineData options:NSDataSearchAnchored range:subRange];
|
||||
if ((subRange1.location != NSNotFound) || (subRange2.location != NSNotFound)) {
|
||||
|
||||
if (_parserState == kParserState_Content) {
|
||||
const void* dataBytes = _parserData.bytes;
|
||||
NSUInteger dataLength = range.location - 2;
|
||||
if (_tmpPath) {
|
||||
int result = write(_tmpFile, dataBytes, dataLength);
|
||||
if (result == dataLength) {
|
||||
if (close(_tmpFile) == 0) {
|
||||
_tmpFile = 0;
|
||||
GCDWebServerMultiPartFile* file = [[GCDWebServerMultiPartFile alloc] initWithContentType:_contentType fileName:_fileName temporaryPath:_tmpPath];
|
||||
[_files setObject:file forKey:_controlName];
|
||||
[file release];
|
||||
} else {
|
||||
DNOT_REACHED();
|
||||
success = NO;
|
||||
}
|
||||
} else {
|
||||
DNOT_REACHED();
|
||||
success = NO;
|
||||
}
|
||||
[_tmpPath release];
|
||||
_tmpPath = nil;
|
||||
} else {
|
||||
NSData* data = [[NSData alloc] initWithBytesNoCopy:(void*)dataBytes length:dataLength freeWhenDone:NO];
|
||||
GCDWebServerMultiPartArgument* argument = [[GCDWebServerMultiPartArgument alloc] initWithContentType:_contentType data:data];
|
||||
[_arguments setObject:argument forKey:_controlName];
|
||||
[argument release];
|
||||
[data release];
|
||||
}
|
||||
}
|
||||
|
||||
if (subRange1.location != NSNotFound) {
|
||||
[_parserData replaceBytesInRange:NSMakeRange(0, subRange1.location + subRange1.length) withBytes:NULL length:0];
|
||||
_parserState = kParserState_Headers;
|
||||
success = [self _parseData];
|
||||
} else {
|
||||
_parserState = kParserState_End;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
NSUInteger margin = 2 * _boundary.length;
|
||||
if (_tmpPath && (_parserData.length > margin)) {
|
||||
NSUInteger length = _parserData.length - margin;
|
||||
int result = write(_tmpFile, _parserData.bytes, length);
|
||||
if (result == length) {
|
||||
[_parserData replaceBytesInRange:NSMakeRange(0, length) withBytes:NULL length:0];
|
||||
} else {
|
||||
DNOT_REACHED();
|
||||
success = NO;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return success;
|
||||
}
|
||||
|
||||
- (NSInteger) write:(const void*)buffer maxLength:(NSUInteger)length {
|
||||
DCHECK(_parserData != nil);
|
||||
[_parserData appendBytes:buffer length:length];
|
||||
return ([self _parseData] ? length : -1);
|
||||
}
|
||||
|
||||
- (BOOL) close {
|
||||
DCHECK(_parserData != nil);
|
||||
[_parserData release];
|
||||
_parserData = nil;
|
||||
[_controlName release];
|
||||
[_fileName release];
|
||||
[_contentType release];
|
||||
if (_tmpFile > 0) {
|
||||
close(_tmpFile);
|
||||
unlink([_tmpPath fileSystemRepresentation]);
|
||||
}
|
||||
[_tmpPath release];
|
||||
return (_parserState == kParserState_End ? YES : NO);
|
||||
}
|
||||
|
||||
- (void) dealloc {
|
||||
DCHECK(_parserData == nil);
|
||||
[_arguments release];
|
||||
[_files release];
|
||||
[_boundary release];
|
||||
|
||||
[super dealloc];
|
||||
}
|
||||
|
||||
@end
|
||||
Reference in New Issue
Block a user