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00021 #include <string.h>
00022 #include <sys/utsname.h>
00023
00024 #include <dcopref.h>
00025 #include <kdebug.h>
00026 #include <kglobal.h>
00027 #include <klocale.h>
00028 #include <kconfig.h>
00029 #include <kstandarddirs.h>
00030 #include <klibloader.h>
00031 #include <kstringhandler.h>
00032 #include <kstaticdeleter.h>
00033 #include <kio/slaveconfig.h>
00034 #include <kio/ioslave_defaults.h>
00035 #include <kio/http_slave_defaults.h>
00036
00037 #include "kprotocolmanager.h"
00038
00039 class
00040 KProtocolManagerPrivate
00041 {
00042 public:
00043 KProtocolManagerPrivate();
00044
00045 ~KProtocolManagerPrivate();
00046
00047 KConfig *config;
00048 KConfig *http_config;
00049 bool init_busy;
00050 KURL url;
00051 QString protocol;
00052 QString proxy;
00053 QString modifiers;
00054 QString useragent;
00055 };
00056
00057 static KProtocolManagerPrivate* d = 0;
00058 static KStaticDeleter<KProtocolManagerPrivate> kpmpksd;
00059
00060 KProtocolManagerPrivate::KProtocolManagerPrivate()
00061 :config(0), http_config(0), init_busy(false)
00062 {
00063 kpmpksd.setObject(d, this);
00064 }
00065
00066 KProtocolManagerPrivate::~KProtocolManagerPrivate()
00067 {
00068 delete config;
00069 delete http_config;
00070 }
00071
00072
00073
00074 #define CFG_DEFAULT_UAGENT(X) \
00075 QString("Mozilla/5.0 (compatible; Konqueror/%1.%2%3) (KHTML, like Gecko)") \
00076 .arg(KDE_VERSION_MAJOR).arg(KDE_VERSION_MINOR).arg(X)
00077
00078 void KProtocolManager::reparseConfiguration()
00079 {
00080 kpmpksd.destructObject();
00081
00082
00083 KIO::SlaveConfig::self()->reset ();
00084 }
00085
00086 KConfig *KProtocolManager::config()
00087 {
00088 if (!d)
00089 d = new KProtocolManagerPrivate;
00090
00091 if (!d->config)
00092 {
00093 d->config = new KConfig("kioslaverc", true, false);
00094 }
00095 return d->config;
00096 }
00097
00098 KConfig *KProtocolManager::http_config()
00099 {
00100 if (!d)
00101 d = new KProtocolManagerPrivate;
00102
00103 if (!d->http_config)
00104 {
00105 d->http_config = new KConfig("kio_httprc", false, false);
00106 }
00107 return d->http_config;
00108 }
00109
00110
00111
00112 int KProtocolManager::readTimeout()
00113 {
00114 KConfig *cfg = config();
00115 cfg->setGroup( QString::null );
00116 int val = cfg->readNumEntry( "ReadTimeout", DEFAULT_READ_TIMEOUT );
00117 return QMAX(MIN_TIMEOUT_VALUE, val);
00118 }
00119
00120 int KProtocolManager::connectTimeout()
00121 {
00122 KConfig *cfg = config();
00123 cfg->setGroup( QString::null );
00124 int val = cfg->readNumEntry( "ConnectTimeout", DEFAULT_CONNECT_TIMEOUT );
00125 return QMAX(MIN_TIMEOUT_VALUE, val);
00126 }
00127
00128 int KProtocolManager::proxyConnectTimeout()
00129 {
00130 KConfig *cfg = config();
00131 cfg->setGroup( QString::null );
00132 int val = cfg->readNumEntry( "ProxyConnectTimeout", DEFAULT_PROXY_CONNECT_TIMEOUT );
00133 return QMAX(MIN_TIMEOUT_VALUE, val);
00134 }
00135
00136 int KProtocolManager::responseTimeout()
00137 {
00138 KConfig *cfg = config();
00139 cfg->setGroup( QString::null );
00140 int val = cfg->readNumEntry( "ResponseTimeout", DEFAULT_RESPONSE_TIMEOUT );
00141 return QMAX(MIN_TIMEOUT_VALUE, val);
00142 }
00143
00144
00145
00146 bool KProtocolManager::useProxy()
00147 {
00148 return proxyType() != NoProxy;
00149 }
00150
00151 bool KProtocolManager::useReverseProxy()
00152 {
00153 KConfig *cfg = config();
00154 cfg->setGroup( "Proxy Settings" );
00155 return cfg->readBoolEntry("ReversedException", false);
00156 }
00157
00158 KProtocolManager::ProxyType KProtocolManager::proxyType()
00159 {
00160 KConfig *cfg = config();
00161 cfg->setGroup( "Proxy Settings" );
00162 return static_cast<ProxyType>(cfg->readNumEntry( "ProxyType" ));
00163 }
00164
00165 KProtocolManager::ProxyAuthMode KProtocolManager::proxyAuthMode()
00166 {
00167 KConfig *cfg = config();
00168 cfg->setGroup( "Proxy Settings" );
00169 return static_cast<ProxyAuthMode>(cfg->readNumEntry( "AuthMode" ));
00170 }
00171
00172
00173
00174 bool KProtocolManager::useCache()
00175 {
00176 KConfig *cfg = http_config();
00177 return cfg->readBoolEntry( "UseCache", true );
00178 }
00179
00180 KIO::CacheControl KProtocolManager::cacheControl()
00181 {
00182 KConfig *cfg = http_config();
00183 QString tmp = cfg->readEntry("cache");
00184 if (tmp.isEmpty())
00185 return DEFAULT_CACHE_CONTROL;
00186 return KIO::parseCacheControl(tmp);
00187 }
00188
00189 QString KProtocolManager::cacheDir()
00190 {
00191 KConfig *cfg = http_config();
00192 return cfg->readPathEntry("CacheDir", KGlobal::dirs()->saveLocation("cache","http"));
00193 }
00194
00195 int KProtocolManager::maxCacheAge()
00196 {
00197 KConfig *cfg = http_config();
00198 return cfg->readNumEntry( "MaxCacheAge", DEFAULT_MAX_CACHE_AGE );
00199 }
00200
00201 int KProtocolManager::maxCacheSize()
00202 {
00203 KConfig *cfg = http_config();
00204 return cfg->readNumEntry( "MaxCacheSize", DEFAULT_MAX_CACHE_SIZE );
00205 }
00206
00207 QString KProtocolManager::noProxyFor()
00208 {
00209 KConfig *cfg = config();
00210 cfg->setGroup( "Proxy Settings" );
00211
00212 QString noProxy = cfg->readEntry( "NoProxyFor" );
00213 if (proxyType() == EnvVarProxy)
00214 noProxy = QString::fromLocal8Bit(getenv(noProxy.local8Bit()));
00215
00216 return noProxy;
00217 }
00218
00219 QString KProtocolManager::proxyFor( const QString& protocol )
00220 {
00221 QString scheme = protocol.lower();
00222
00223 if (scheme == "webdav")
00224 scheme = "http";
00225 else if (scheme == "webdavs")
00226 scheme = "https";
00227
00228 KConfig *cfg = config();
00229 cfg->setGroup( "Proxy Settings" );
00230 return cfg->readEntry( scheme + "Proxy" );
00231 }
00232
00233 QString KProtocolManager::proxyForURL( const KURL &url )
00234 {
00235 QString proxy;
00236 ProxyType pt = proxyType();
00237
00238 switch (pt)
00239 {
00240 case PACProxy:
00241 case WPADProxy:
00242 if (!url.host().isEmpty())
00243 {
00244 QString p = url.protocol();
00245 if ( p.startsWith( "http" ) || p == "ftp" || p == "gopher" )
00246 DCOPRef( "kded", "proxyscout" ).call( "proxyForURL", url ).get( proxy );
00247 }
00248 break;
00249 case EnvVarProxy:
00250 proxy = QString::fromLocal8Bit(getenv(proxyFor(url.protocol()).local8Bit())).stripWhiteSpace();
00251 break;
00252 case ManualProxy:
00253 proxy = proxyFor( url.protocol() );
00254 break;
00255 case NoProxy:
00256 default:
00257 break;
00258 }
00259
00260 return (proxy.isEmpty() ? QString::fromLatin1("DIRECT") : proxy);
00261 }
00262
00263 void KProtocolManager::badProxy( const QString &proxy )
00264 {
00265 DCOPRef( "kded", "proxyscout" ).send( "blackListProxy", proxy );
00266 }
00267
00268
00269
00270
00271
00272
00273 static bool revmatch(const char *host, const char *nplist)
00274 {
00275 if (host == 0)
00276 return false;
00277
00278 const char *hptr = host + strlen( host ) - 1;
00279 const char *nptr = nplist + strlen( nplist ) - 1;
00280 const char *shptr = hptr;
00281
00282 while ( nptr >= nplist )
00283 {
00284 if ( *hptr != *nptr )
00285 {
00286 hptr = shptr;
00287
00288
00289 while(--nptr>=nplist && *nptr!=',' && *nptr!=' ') ;
00290
00291
00292 while(--nptr>=nplist && (*nptr==',' || *nptr==' ')) ;
00293 }
00294 else
00295 {
00296 if ( nptr==nplist || nptr[-1]==',' || nptr[-1]==' ')
00297 return true;
00298 if ( hptr == host )
00299 return false;
00300
00301 hptr--;
00302 nptr--;
00303 }
00304 }
00305
00306 return false;
00307 }
00308
00309 QString KProtocolManager::slaveProtocol(const KURL &url, QString &proxy)
00310 {
00311 if (url.hasSubURL())
00312 {
00313 KURL::List list = KURL::split(url);
00314 KURL::List::Iterator it = list.fromLast();
00315 return slaveProtocol(*it, proxy);
00316 }
00317
00318 if (!d)
00319 d = new KProtocolManagerPrivate;
00320
00321 if (d->url == url)
00322 {
00323 proxy = d->proxy;
00324 return d->protocol;
00325 }
00326
00327 if (useProxy())
00328 {
00329 proxy = proxyForURL(url);
00330 if ((proxy != "DIRECT") && (!proxy.isEmpty()))
00331 {
00332 bool isRevMatch = false;
00333 bool useRevProxy = ((proxyType() == ManualProxy) && useReverseProxy());
00334
00335 QString noProxy = noProxyFor();
00336
00337 if (!noProxy.isEmpty())
00338 {
00339 QString qhost = url.host().lower();
00340 const char *host = qhost.latin1();
00341 QString qno_proxy = noProxy.stripWhiteSpace().lower();
00342 const char *no_proxy = qno_proxy.latin1();
00343 isRevMatch = revmatch(host, no_proxy);
00344
00345
00346
00347
00348 if (!isRevMatch && url.port() > 0)
00349 {
00350 qhost += ':' + QString::number (url.port());
00351 host = qhost.latin1();
00352 isRevMatch = revmatch (host, no_proxy);
00353 }
00354
00355
00356
00357 if (!isRevMatch && host && (strchr(host, '.') == NULL))
00358 isRevMatch = revmatch("<local>", no_proxy);
00359 }
00360
00361 if ( (!useRevProxy && !isRevMatch) || (useRevProxy && isRevMatch) )
00362 {
00363 d->url = proxy;
00364 if ( d->url.isValid() )
00365 {
00366
00367
00368 QString protocol = url.protocol().lower();
00369 if (protocol.startsWith("http") || protocol.startsWith("webdav"))
00370 d->protocol = protocol;
00371 else
00372 {
00373 d->protocol = d->url.protocol();
00374 kdDebug () << "slaveProtocol: " << d->protocol << endl;
00375 }
00376
00377 d->url = url;
00378 d->proxy = proxy;
00379 return d->protocol;
00380 }
00381 }
00382 }
00383 }
00384
00385 d->url = url;
00386 d->proxy = proxy = QString::null;
00387 d->protocol = url.protocol();
00388 return d->protocol;
00389 }
00390
00391
00392
00393 QString KProtocolManager::userAgentForHost( const QString& hostname )
00394 {
00395 QString sendUserAgent = KIO::SlaveConfig::self()->configData("http", hostname.lower(), "SendUserAgent").lower();
00396 if (sendUserAgent == "false")
00397 return QString::null;
00398
00399 QString useragent = KIO::SlaveConfig::self()->configData("http", hostname.lower(), "UserAgent");
00400
00401
00402
00403 if (useragent.isEmpty())
00404 return defaultUserAgent();
00405
00406 return useragent;
00407 }
00408
00409 QString KProtocolManager::defaultUserAgent( )
00410 {
00411 QString modifiers = KIO::SlaveConfig::self()->configData("http", QString::null, "UserAgentKeys");
00412 return defaultUserAgent(modifiers);
00413 }
00414
00415 QString KProtocolManager::defaultUserAgent( const QString &_modifiers )
00416 {
00417 if (!d)
00418 d = new KProtocolManagerPrivate;
00419
00420 QString modifiers = _modifiers.lower();
00421 if (modifiers.isEmpty())
00422 modifiers = DEFAULT_USER_AGENT_KEYS;
00423
00424 if (d->modifiers == modifiers)
00425 return d->useragent;
00426
00427 QString supp;
00428 struct utsname nam;
00429 if( uname(&nam) >= 0 )
00430 {
00431 if( modifiers.contains('o') )
00432 {
00433 supp += QString("; %1").arg(nam.sysname);
00434 if ( modifiers.contains('v') )
00435 supp += QString(" %1").arg(nam.release);
00436 }
00437 if( modifiers.contains('p') )
00438 {
00439 supp += QString::fromLatin1("; X11");
00440 }
00441 if( modifiers.contains('m') )
00442 {
00443 supp += QString("; %1").arg(nam.machine);
00444 }
00445 if( modifiers.contains('l') )
00446 {
00447 QStringList languageList = KGlobal::locale()->languageList();
00448 QStringList::Iterator it = languageList.find( QString::fromLatin1("C") );
00449 if( it != languageList.end() )
00450 {
00451 if( languageList.contains( QString::fromLatin1("en") ) > 0 )
00452 languageList.remove( it );
00453 else
00454 (*it) = QString::fromLatin1("en");
00455 }
00456 if( languageList.count() )
00457 supp += QString("; %1").arg(languageList.join(", "));
00458 }
00459 }
00460 d->modifiers = modifiers;
00461 d->useragent = CFG_DEFAULT_UAGENT(supp);
00462 return d->useragent;
00463 }
00464
00465
00466
00467 bool KProtocolManager::markPartial()
00468 {
00469 KConfig *cfg = config();
00470 cfg->setGroup( QString::null );
00471 return cfg->readBoolEntry( "MarkPartial", true );
00472 }
00473
00474 int KProtocolManager::minimumKeepSize()
00475 {
00476 KConfig *cfg = config();
00477 cfg->setGroup( QString::null );
00478 return cfg->readNumEntry( "MinimumKeepSize",
00479 DEFAULT_MINIMUM_KEEP_SIZE );
00480 }
00481
00482 bool KProtocolManager::autoResume()
00483 {
00484 KConfig *cfg = config();
00485 cfg->setGroup( QString::null );
00486 return cfg->readBoolEntry( "AutoResume", false );
00487 }
00488
00489 bool KProtocolManager::persistentConnections()
00490 {
00491 KConfig *cfg = config();
00492 cfg->setGroup( QString::null );
00493 return cfg->readBoolEntry( "PersistentConnections", true );
00494 }
00495
00496 bool KProtocolManager::persistentProxyConnection()
00497 {
00498 KConfig *cfg = config();
00499 cfg->setGroup( QString::null );
00500 return cfg->readBoolEntry( "PersistentProxyConnection", false );
00501 }
00502
00503 QString KProtocolManager::proxyConfigScript()
00504 {
00505 KConfig *cfg = config();
00506 cfg->setGroup( "Proxy Settings" );
00507 return cfg->readEntry( "Proxy Config Script" );
00508 }