/* Copyright (C) 2000-2003 SKYRIX Software AG This file is part of OGo OGo is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. OGo is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with OGo; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ // $Id$ #include "common.h" #include "NGHttpHeaderFields.h" @implementation NGHttpHostHeaderField - (id)initWithString:(NSString *)_value { if ([_value length] < 1) { NSLog(@"invalid value for HTTP host header field .."); self = AUTORELEASE(self); return nil; } if ((self = [super init])) { NSRange rng = [_value rangeOfString:@":"]; if (rng.length == 0) { self->hostName = [_value copyWithZone:[self zone]]; self->port = -1; } else { self->hostName = [[_value substringToIndex:rng.location] retain]; self->port = [[_value substringFromIndex:(rng.location + rng.length)] intValue]; } } return self; } #if !LIB_FOUNDATION_BOEHM_GC - (void)dealloc { RELEASE(self->hostName); [super dealloc]; } #endif // accessors - (NSString *)hostName { return self->hostName; } - (int)port { return self->port; } // advanced conversions - (NGInternetSocketAddress *)socketAddress { return [NGInternetSocketAddress addressWithPort:[self port] onHost:[self hostName]]; } - (NSHost *)host { return [NSHost hostWithName:[self hostName]]; } /* description */ - (NSString *)stringValue { if (self->port > 0) { return [NSString stringWithFormat:@"%s:%i", [self->hostName cString], self->port]; } else return self->hostName; } - (NSString *)description { return [NSString stringWithFormat:@"", self, [self hostName], [self port]]; } @end /* NGHttpHostHeaderField */ @implementation NGHttpCharsetHeaderField - (id)init { return [self initWithString:nil]; } - (id)initWithArray:(NSArray *)_charsetArray { if ([_charsetArray count] < 1) { NSLog(@"invalid value for HTTP charset header field .."); self = AUTORELEASE(self); return nil; } if ((self = [super init])) { self->charsets = RETAIN(_charsetArray); NSAssert([self->charsets count] >= 1, @"no content in array .."); self->containsWildcard = [self->charsets containsObject:@"*"]; } return self; } - (id)initWithString:(NSString *)_value { if ([_value length] < 1) { NSLog(@"invalid value for HTTP charset header field .."); self = AUTORELEASE(self); return nil; } return [self initWithArray:[_value componentsSeparatedByString:@","]]; } #if !LIB_FOUNDATION_BOEHM_GC - (void)dealloc { RELEASE(self->charsets); [super dealloc]; } #endif // accessors - (NSEnumerator *)charsets { return [self->charsets objectEnumerator]; } - (BOOL)containsCharset:(NSString *)_setName { if (self->containsWildcard) return YES; else return [self->charsets containsObject:_setName]; } /* description */ - (NSString *)stringValue { NSMutableString *str = [[NSMutableString allocWithZone:[self zone]] init]; int cnt, count = [self->charsets count]; for (cnt = 0; cnt < count; cnt++) { if (cnt != 0) [str appendString:@","]; [str appendString:[self->charsets objectAtIndex:cnt]]; } return AUTORELEASE(str); } - (NSString *)description { return [NSString stringWithFormat:@"", self, self->charsets]; } @end /* NGHttpCharsetHeaderField */ @implementation NGHttpTypeSetHeaderField - (id)init { return [self initWithArray:nil]; } - (id)initWithArray:(NSArray *)_typeArray { if ([_typeArray count] < 1) { NSLog(@"invalid value for HTTP charset header field .."); self = AUTORELEASE(self); return nil; } if ((self = [super init])) { self->types = RETAIN(_typeArray); NSAssert([self->types count] >= 1, @"no content in array .."); } return self; } #if !LIB_FOUNDATION_BOEHM_GC - (void)dealloc { RELEASE(self->types); self->types = nil; [super dealloc]; } #endif // accessors - (NSEnumerator *)types { return [self->types objectEnumerator]; } - (BOOL)containsMimeType:(NGMimeType *)_type { return [self->types containsObject:_type]; } /* description */ - (NSString *)stringValue { NSMutableString *str; int cnt, count; str = [[NSMutableString allocWithZone:[self zone]] init]; count = [self->types count]; for (cnt = 0; cnt < count; cnt++) { if (cnt != 0) [str appendString:@", "]; [str appendString:[[self->types objectAtIndex:cnt] stringValue]]; } return AUTORELEASE(str); } - (NSString *)description { return [NSString stringWithFormat:@"", self, self->types]; } @end /* NGHttpTypeSetHeaderField */ @implementation NGHttpLanguageSetHeaderField - (id)init { return [self initWithArray:nil]; } - (id)initWithArray:(NSArray *)_languageArray { if ([_languageArray count] < 1) { NSLog(@"invalid value for HTTP charset header field .."); self = AUTORELEASE(self); return nil; } if ((self = [super init])) { self->languages = RETAIN(_languageArray); NSAssert([self->languages count] >= 1, @"no content in array .."); } return self; } #if !LIB_FOUNDATION_BOEHM_GC - (void)dealloc { RELEASE(self->languages); self->languages = nil; [super dealloc]; } #endif // accessors - (NSEnumerator *)languages { return [self->languages objectEnumerator]; } - (BOOL)containsLanguage:(NSString *)_language { return [self->languages containsObject:_language]; } /* description */ - (NSString *)stringValue { NSMutableString *str = [[NSMutableString allocWithZone:[self zone]] init]; int cnt, count = [self->languages count]; for (cnt = 0; cnt < count; cnt++) { if (cnt != 0) [str appendString:@", "]; [str appendString:[self->languages objectAtIndex:cnt]]; } return AUTORELEASE(str); } - (NSString *)description { return [NSString stringWithFormat:@"", self, self->languages]; } @end /* NGHttpLanguageSetHeaderField */ @implementation NGHttpUserAgent static void _parseUserAgent(NGHttpUserAgent *self) { [self->browser release]; self->browser = nil; if ([self->value hasPrefix:@"Mozilla"]) { // Mozilla Browser or compatible NSRange r; int idx, av, iv; r = [self->value rangeOfString:@"/"]; idx = r.location; if (r.length > 0) { NSString *tmp; tmp = [self->value substringFromIndex:(idx + 1)]; r = [tmp rangeOfString:@" "]; idx = r.location; if (r.length > 0) tmp = [tmp substringToIndex:idx]; self->browser = @"Mozilla"; sscanf([tmp cString], "%i.%i", &av, &iv); self->majorVersion = av; self->minorVersion = iv; if (idx != NSNotFound) { r = [self->value rangeOfString:@"MSIE "]; idx = r.location; if (r.length > 0) { tmp = [self->value substringFromIndex:(idx + 5)]; self->browser = @"MSIE"; sscanf([tmp cString], "%i.%i", &av, &iv); self->majorVersion = av; self->minorVersion = iv; } } return; } } } - (id)initWithString:(NSString *)_value { if ((self = [super init])) { self->value = [_value copyWithZone:[self zone]]; _parseUserAgent(self); } return self; } - (void)dealloc { [self->browser release]; [self->value release]; [super dealloc]; } /* browsers */ - (BOOL)isMozilla { return [self->browser isEqualToString:@"Mozilla"]; } - (BOOL)isInternetExplorer { return [self->browser isEqualToString:@"MSIE"]; } - (int)majorVersion { return self->majorVersion; } - (int)minorVersion { return self->minorVersion; } /* description */ - (NSString *)stringValue { return self->value; } - (NSString *)description { return [NSString stringWithFormat: @"", self, self->value, self->browser, self->majorVersion, self->minorVersion]; } @end /* NGHttpUserAgent */ @implementation NGHttpConnectionHeaderField - (id)initWithString:(NSString *)_value { NSString *s; s = [_value lowercaseString]; if ([s rangeOfString:@"keep-alive"].length > 0) { if ((self = [super init])) { self->keepAlive = YES; } return self; } else if ([s rangeOfString:@"close"].length > 0) { if ((self = [super init])) { self->close = YES; } return self; } else if ([s rangeOfString:@"te"].length > 0) { if ((self = [super init])) { self->isTE = YES; } return self; } else { NSLog(@"WARNING(%s): cannot parse HTTP connection header value: '%@'", __PRETTY_FUNCTION__, _value); self = AUTORELEASE(self); return [_value copy]; } } /* accessors */ - (BOOL)keepAlive { return self->keepAlive; } - (BOOL)close { return self->close; } /* description */ - (NSString *)stringValue { if (self->close) return @"close"; if (self->keepAlive) return @"Keep-Alive"; if (self->isTE) return @"TE"; return nil; } - (NSString *)description { return [NSString stringWithFormat: @"", self, self->keepAlive ? "yes" : "no", self->close ? "yes" : "no", self->isTE ? "yes" : "no" ]; } @end /* NGHttpConnectionHeaderField */ // authorization @interface NGConcreteHttpBasicCredentials : NGHttpCredentials { NSString *user; NSString *password; } @end @interface NGHttpCredentials(PrivateMethods) - (id)initWithScheme:(NSString *)_scheme credentials:(NSData *)_credentials; @end @implementation NGHttpCredentials + (id)credentialsWithString:(NSString *)_cred { NSRange rng; NSString *lscheme; NSData *cred; if ([_cred length] == 0) return nil; rng = [_cred rangeOfString:@" "]; if (rng.length <= 0) return nil; lscheme = [_cred substringToIndex:rng.location]; cred = [[_cred substringFromIndex:(rng.location + 1)] dataUsingEncoding:NSISOLatin1StringEncoding]; return [self credentialsWithScheme:lscheme credentials:cred]; } + (id)credentialsWithScheme:(NSString *)_scheme credentials:(NSData *)_credentials { if ([_scheme caseInsensitiveCompare:@"basic"] == NSOrderedSame) { return [[[NGConcreteHttpBasicCredentials alloc] initWithScheme:_scheme credentials:_credentials] autorelease]; } return [[[self alloc] initWithScheme:_scheme credentials:_credentials] autorelease]; } - (id)initWithScheme:(NSString *)_scheme credentials:(NSData *)_credentials { if ((self = [super init])) { self->scheme = [_scheme copy]; self->credentials = [_credentials copy]; } return self; } - (id)init { return [self initWithScheme:@"basic" credentials:nil]; } - (void)dealloc { [self->scheme release]; [self->credentials release]; [super dealloc]; } /* accessors */ - (NSString *)scheme { return self->scheme; } - (NSData *)credentials { return self->credentials; } - (NSString *)userName { #if APPLE_FOUNDATION_LIBRARY || NeXT_Foundation_LIBRARY // TODO: raise exception return nil; #else return [self subclassResponsibility:_cmd]; #endif } - (NSString *)password { #if APPLE_FOUNDATION_LIBRARY || NeXT_Foundation_LIBRARY // TODO: raise exception return nil; #else return [self subclassResponsibility:_cmd]; #endif } /* description */ - (NSString *)stringValue { NSMutableString *str; str = [NSMutableString stringWithCapacity:64]; [str appendString:self->scheme]; [str appendString:@" "]; [str appendString:[NSString stringWithCString:[self->credentials bytes] length:[self->credentials length]]]; return str; } - (NSString *)description { return [NSString stringWithFormat:@"<%@[0x%08X]: %@>", NSStringFromClass([self class]), self, [self stringValue]]; } @end /* NGHttpCredentials */ @implementation NGConcreteHttpBasicCredentials - (id)initWithScheme:(NSString *)_scheme credentials:(NSData *)_credentials { if ((self = [super initWithScheme:_scheme credentials:_credentials])) { NSData *data = [_credentials dataByDecodingBase64]; if (data) { char *str = (char *)[data bytes]; int len = [data length]; char *start = str; while ((*str != '\0') && (*str != ':') && (len > 0)) { str++; len--; } self->user = [[NSString alloc] initWithCString:start length:(str - start)]; // skip ':' str++; len--; if (len > 0) { self->password = [[NSString alloc] initWithCString:str length:len]; } //NSLog(@"decoded user %@ password %@", self->user, self->password); } else NSLog(@"ERROR: could not decode credentials (invalid base64 encoding)"); } return self; } - (void)dealloc { [self->user release]; [self->password release]; [super dealloc]; } /* accessors */ - (NSString *)userName { return self->user; } - (NSString *)password { return self->password; } /* description */ - (NSString *)description { return [NSString stringWithFormat: @"", self, [self userName], self->password ? "yes" : "no" ]; } @end /* NGConcreteHttpBasicCredentials */ @implementation NGHttpChallenge + (id)basicChallengeWithRealm:(NSString *)_realm { return [[[self alloc] initWithScheme:@"basic" realm:_realm] autorelease]; } - (id)initWithScheme:(NSString *)_scheme realm:(NSString *)_realm { if ((self = [super init])) { self->scheme = [_scheme copy]; self->parameters = [[NSMutableDictionary alloc] init]; if (_realm) [(NSMutableDictionary *)self->parameters setObject:_realm forKey:@"realm"]; } return self; } - (id)init { return [self initWithScheme:@"basic" realm:@"NGHttp"]; } - (void)dealloc { [self->scheme release]; [self->parameters release]; [super dealloc]; } /* accessors */ - (NSString *)scheme { return self->scheme; } - (void)setRealm:(NSString *)_realm { [(NSMutableDictionary *)self->parameters setObject:_realm forKey:@"realm"]; } - (NSString *)realm { return [self->parameters objectForKey:@"realm"]; } /* description */ - (NSString *)stringValue { NSMutableString *str; NSEnumerator *keys; NSString *key = nil; str = [NSMutableString stringWithCapacity:128]; keys = [self->parameters keyEnumerator]; [str appendString:self->scheme]; while ((key = [keys nextObject])) { [str appendString:@" "]; [str appendString:key]; [str appendString:@"=\""]; [str appendString:[[self->parameters objectForKey:key] stringValue]]; [str appendString:@"\""]; } return str; } - (NSString *)description { return [NSString stringWithFormat:@"<%@[0x%08X]: %@>", NSStringFromClass([self class]), self, [self stringValue]]; } @end /* NGHttpChallenge */