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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/%4.%5.%6 (like Gecko)") \
00076 .arg(KDE_VERSION_MAJOR).arg(KDE_VERSION_MINOR).arg(X).arg(KDE_VERSION_MAJOR).arg(KDE_VERSION_MINOR).arg(KDE_VERSION_RELEASE)
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 KProtocolManager::ProxyType type = proxyType();
00210
00211 if ( (type != ManualProxy) && (type != EnvVarProxy) )
00212 return QString::null;
00213
00214
00215 KConfig *cfg = config();
00216 cfg->setGroup( "Proxy Settings" );
00217
00218 QString noProxy = cfg->readEntry( "NoProxyFor" );
00219 if (type == EnvVarProxy)
00220 noProxy = QString::fromLocal8Bit(getenv(noProxy.local8Bit()));
00221
00222 return noProxy;
00223 }
00224
00225 QString KProtocolManager::proxyFor( const QString& protocol )
00226 {
00227 QString scheme = protocol.lower();
00228
00229 if (scheme == "webdav")
00230 scheme = "http";
00231 else if (scheme == "webdavs")
00232 scheme = "https";
00233
00234 KConfig *cfg = config();
00235 cfg->setGroup( "Proxy Settings" );
00236 return cfg->readEntry( scheme + "Proxy" );
00237 }
00238
00239 QString KProtocolManager::proxyForURL( const KURL &url )
00240 {
00241 QString proxy;
00242 ProxyType pt = proxyType();
00243
00244 switch (pt)
00245 {
00246 case PACProxy:
00247 case WPADProxy:
00248 if (!url.host().isEmpty())
00249 {
00250 QString p = url.protocol();
00251 if ( p.startsWith( "http" ) || p == "ftp" || p == "gopher" )
00252 DCOPRef( "kded", "proxyscout" ).call( "proxyForURL", url ).get( proxy );
00253 }
00254 break;
00255 case EnvVarProxy:
00256 proxy = QString::fromLocal8Bit(getenv(proxyFor(url.protocol()).local8Bit())).stripWhiteSpace();
00257 break;
00258 case ManualProxy:
00259 proxy = proxyFor( url.protocol() );
00260 break;
00261 case NoProxy:
00262 default:
00263 break;
00264 }
00265
00266 return (proxy.isEmpty() ? QString::fromLatin1("DIRECT") : proxy);
00267 }
00268
00269 void KProtocolManager::badProxy( const QString &proxy )
00270 {
00271 DCOPRef( "kded", "proxyscout" ).send( "blackListProxy", proxy );
00272 }
00273
00274
00275
00276
00277
00278
00279 static bool revmatch(const char *host, const char *nplist)
00280 {
00281 if (host == 0)
00282 return false;
00283
00284 const char *hptr = host + strlen( host ) - 1;
00285 const char *nptr = nplist + strlen( nplist ) - 1;
00286 const char *shptr = hptr;
00287
00288 while ( nptr >= nplist )
00289 {
00290 if ( *hptr != *nptr )
00291 {
00292 hptr = shptr;
00293
00294
00295 while(--nptr>=nplist && *nptr!=',' && *nptr!=' ') ;
00296
00297
00298 while(--nptr>=nplist && (*nptr==',' || *nptr==' ')) ;
00299 }
00300 else
00301 {
00302 if ( nptr==nplist || nptr[-1]==',' || nptr[-1]==' ')
00303 return true;
00304 if ( hptr == host )
00305 return false;
00306
00307 hptr--;
00308 nptr--;
00309 }
00310 }
00311
00312 return false;
00313 }
00314
00315 QString KProtocolManager::slaveProtocol(const KURL &url, QString &proxy)
00316 {
00317 if (url.hasSubURL())
00318 {
00319 KURL::List list = KURL::split(url);
00320 KURL::List::Iterator it = list.fromLast();
00321 return slaveProtocol(*it, proxy);
00322 }
00323
00324 if (!d)
00325 d = new KProtocolManagerPrivate;
00326
00327 if (d->url == url)
00328 {
00329 proxy = d->proxy;
00330 return d->protocol;
00331 }
00332
00333 if (useProxy())
00334 {
00335 proxy = proxyForURL(url);
00336 if ((proxy != "DIRECT") && (!proxy.isEmpty()))
00337 {
00338 bool isRevMatch = false;
00339 bool useRevProxy = ((proxyType() == ManualProxy) && useReverseProxy());
00340
00341 QString noProxy = noProxyFor();
00342
00343 if (!noProxy.isEmpty())
00344 {
00345 QString qhost = url.host().lower();
00346 const char *host = qhost.latin1();
00347 QString qno_proxy = noProxy.stripWhiteSpace().lower();
00348 const char *no_proxy = qno_proxy.latin1();
00349 isRevMatch = revmatch(host, no_proxy);
00350
00351
00352
00353
00354 if (!isRevMatch && url.port() > 0)
00355 {
00356 qhost += ':' + QString::number (url.port());
00357 host = qhost.latin1();
00358 isRevMatch = revmatch (host, no_proxy);
00359 }
00360
00361
00362
00363 if (!isRevMatch && host && (strchr(host, '.') == NULL))
00364 isRevMatch = revmatch("<local>", no_proxy);
00365 }
00366
00367 if ( (!useRevProxy && !isRevMatch) || (useRevProxy && isRevMatch) )
00368 {
00369 d->url = proxy;
00370 if ( d->url.isValid() )
00371 {
00372
00373
00374 QString protocol = url.protocol().lower();
00375 if (protocol.startsWith("http") || protocol.startsWith("webdav"))
00376 d->protocol = protocol;
00377 else
00378 {
00379 d->protocol = d->url.protocol();
00380 kdDebug () << "slaveProtocol: " << d->protocol << endl;
00381 }
00382
00383 d->url = url;
00384 d->proxy = proxy;
00385 return d->protocol;
00386 }
00387 }
00388 }
00389 }
00390
00391 d->url = url;
00392 d->proxy = proxy = QString::null;
00393 d->protocol = url.protocol();
00394 return d->protocol;
00395 }
00396
00397
00398
00399 QString KProtocolManager::userAgentForHost( const QString& hostname )
00400 {
00401 QString sendUserAgent = KIO::SlaveConfig::self()->configData("http", hostname.lower(), "SendUserAgent").lower();
00402 if (sendUserAgent == "false")
00403 return QString::null;
00404
00405 QString useragent = KIO::SlaveConfig::self()->configData("http", hostname.lower(), "UserAgent");
00406
00407
00408
00409 if (useragent.isEmpty())
00410 return defaultUserAgent();
00411
00412 return useragent;
00413 }
00414
00415 QString KProtocolManager::defaultUserAgent( )
00416 {
00417 QString modifiers = KIO::SlaveConfig::self()->configData("http", QString::null, "UserAgentKeys");
00418 return defaultUserAgent(modifiers);
00419 }
00420
00421 QString KProtocolManager::defaultUserAgent( const QString &_modifiers )
00422 {
00423 if (!d)
00424 d = new KProtocolManagerPrivate;
00425
00426 QString modifiers = _modifiers.lower();
00427 if (modifiers.isEmpty())
00428 modifiers = DEFAULT_USER_AGENT_KEYS;
00429
00430 if (d->modifiers == modifiers)
00431 return d->useragent;
00432
00433 QString supp;
00434 struct utsname nam;
00435 if( uname(&nam) >= 0 )
00436 {
00437 if( modifiers.contains('o') )
00438 {
00439 supp += QString("; %1").arg(nam.sysname);
00440 if ( modifiers.contains('v') )
00441 supp += QString(" %1").arg(nam.release);
00442 }
00443 if( modifiers.contains('p') )
00444 {
00445 supp += QString::fromLatin1("; X11");
00446 }
00447 if( modifiers.contains('m') )
00448 {
00449 supp += QString("; %1").arg(nam.machine);
00450 }
00451 if( modifiers.contains('l') )
00452 {
00453 QStringList languageList = KGlobal::locale()->languageList();
00454 QStringList::Iterator it = languageList.find( QString::fromLatin1("C") );
00455 if( it != languageList.end() )
00456 {
00457 if( languageList.contains( QString::fromLatin1("en") ) > 0 )
00458 languageList.remove( it );
00459 else
00460 (*it) = QString::fromLatin1("en");
00461 }
00462 if( languageList.count() )
00463 supp += QString("; %1").arg(languageList.join(", "));
00464 }
00465 }
00466 d->modifiers = modifiers;
00467 d->useragent = CFG_DEFAULT_UAGENT(supp);
00468 return d->useragent;
00469 }
00470
00471
00472
00473 bool KProtocolManager::markPartial()
00474 {
00475 KConfig *cfg = config();
00476 cfg->setGroup( QString::null );
00477 return cfg->readBoolEntry( "MarkPartial", true );
00478 }
00479
00480 int KProtocolManager::minimumKeepSize()
00481 {
00482 KConfig *cfg = config();
00483 cfg->setGroup( QString::null );
00484 return cfg->readNumEntry( "MinimumKeepSize",
00485 DEFAULT_MINIMUM_KEEP_SIZE );
00486 }
00487
00488 bool KProtocolManager::autoResume()
00489 {
00490 KConfig *cfg = config();
00491 cfg->setGroup( QString::null );
00492 return cfg->readBoolEntry( "AutoResume", false );
00493 }
00494
00495 bool KProtocolManager::persistentConnections()
00496 {
00497 KConfig *cfg = config();
00498 cfg->setGroup( QString::null );
00499 return cfg->readBoolEntry( "PersistentConnections", true );
00500 }
00501
00502 bool KProtocolManager::persistentProxyConnection()
00503 {
00504 KConfig *cfg = config();
00505 cfg->setGroup( QString::null );
00506 return cfg->readBoolEntry( "PersistentProxyConnection", false );
00507 }
00508
00509 QString KProtocolManager::proxyConfigScript()
00510 {
00511 KConfig *cfg = config();
00512 cfg->setGroup( "Proxy Settings" );
00513 return cfg->readEntry( "Proxy Config Script" );
00514 }