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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
commit | e16866e072f94410321d70daedbcb855ea878cac (patch) | |
tree | ee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /tdecore/kurl.cpp | |
parent | a58c20c1a7593631a1b50213c805507ebc16adaf (diff) | |
download | tdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip |
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'tdecore/kurl.cpp')
-rw-r--r-- | tdecore/kurl.cpp | 2356 |
1 files changed, 2356 insertions, 0 deletions
diff --git a/tdecore/kurl.cpp b/tdecore/kurl.cpp new file mode 100644 index 000000000..52c8a807a --- /dev/null +++ b/tdecore/kurl.cpp @@ -0,0 +1,2356 @@ +/* + Copyright (C) 1999 Torben Weis <weis@kde.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +/* + * The currently active RFC for URL/URIs is RFC3986 + * Previous (and now deprecated) RFCs are RFC1738 and RFC2396 + */ + +#include "kurl.h" + +// KDE_QT_ONLY is first used for dcop/client (e.g. marshalling) +#ifndef KDE_QT_ONLY +#include <kdebug.h> +#include <kglobal.h> +#include <kidna.h> +#include <kprotocolinfo.h> +#endif + +#include <stdio.h> +#include <assert.h> +#include <ctype.h> +#include <stdlib.h> +#include <unistd.h> + +#include <tqurl.h> +#include <tqdir.h> +#include <tqstringlist.h> +#include <tqregexp.h> +#include <tqstylesheet.h> +#include <tqmap.h> +#include <tqtextcodec.h> +#include <tqmutex.h> + +#ifdef Q_WS_WIN +# define KURL_ROOTDIR_PATH "C:/" +#else +# define KURL_ROOTDIR_PATH "/" +#endif + +static const TQString fileProt = "file"; + +static TQTextCodec * codecForHint( int encoding_hint /* not 0 ! */ ) +{ + return TQTextCodec::codecForMib( encoding_hint ); +} + +// encoding_offset: +// 0 encode both @ and / +// 1 encode @ but not / +// 2 encode neither @ or / +static TQString encode( const TQString& segment, int encoding_offset, int encoding_hint, bool isRawURI = false ) +{ + const char *encode_string = "/@<>#\"&?={}|^~[]\'`\\:+%"; + encode_string += encoding_offset; + + TQCString local; + if (encoding_hint==0) + local = segment.local8Bit(); + else + { + TQTextCodec * textCodec = codecForHint( encoding_hint ); + if (!textCodec) + local = segment.local8Bit(); + else + local = textCodec->fromUnicode( segment ); + } + + int old_length = isRawURI ? local.size() - 1 : local.length(); + + if ( old_length < 1 ) + return segment.isNull() ? TQString::null : TQString(""); // differentiate null and empty + + // a worst case approximation + TQChar *new_segment = new TQChar[ old_length * 3 + 1 ]; + int new_length = 0; + + for ( int i = 0; i < old_length; i++ ) + { + // 'unsave' and 'reserved' characters + // according to RFC 1738, + // 2.2. URL Character Encoding Issues (pp. 3-4) + // WABA: Added non-ascii + unsigned char character = local[i]; + if ( (character <= 32) || (character >= 127) || + strchr(encode_string, character) ) + { + new_segment[ new_length++ ] = '%'; + + unsigned int c = character / 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_segment[ new_length++ ] = c; + + c = character % 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_segment[ new_length++ ] = c; + + } + else + new_segment[ new_length++ ] = (QChar)local[i]; + } + + TQString result = TQString(new_segment, new_length); + delete [] new_segment; + return result; +} + +static TQString encodeHost( const TQString& segment, bool encode_slash, int encoding_hint ) +{ + // Hostnames are encoded differently + // we use the IDNA transformation instead + + // Note: when merging qt-addon, use QResolver::domainToAscii here +#ifndef KDE_QT_ONLY + Q_UNUSED( encode_slash ); + Q_UNUSED( encoding_hint ); + TQString host = KIDNA::toAscii(segment); + if (host.isEmpty()) + return segment; + return host; +#else + return encode(segment, encode_slash ? 0 : 1, encoding_hint); +#endif +} + +static int hex2int( unsigned int _char ) +{ + if ( _char >= 'A' && _char <='F') + return _char - 'A' + 10; + if ( _char >= 'a' && _char <='f') + return _char - 'a' + 10; + if ( _char >= '0' && _char <='9') + return _char - '0'; + return -1; +} + +// WABA: The result of lazy_encode isn't usable for a URL which +// needs to satisfies RFC requirements. However, the following +// operation will make it usable again: +// encode(decode(...)) +// +// As a result one can see that url.prettyURL() does not result in +// a RFC compliant URL but that the following sequence does: +// KURL(url.prettyURL()).url() + + +static TQString lazy_encode( const TQString& segment, bool encodeAt=true ) +{ + int old_length = segment.length(); + + if ( !old_length ) + return TQString::null; + + // a worst case approximation + TQChar *new_segment = new TQChar[ old_length * 3 + 1 ]; + int new_length = 0; + + for ( int i = 0; i < old_length; i++ ) + { + unsigned int character = segment[i].tqunicode(); // Don't use latin1() + // It returns 0 for non-latin1 values + // Small set of really ambiguous chars + if ((character < 32) || // Low ASCII + ((character == '%') && // The escape character itself + (i+2 < old_length) && // But only if part of a valid escape sequence! + (hex2int(segment[i+1].tqunicode())!= -1) && + (hex2int(segment[i+2].tqunicode())!= -1)) || + (character == '?') || // Start of query delimiter + ((character == '@') && encodeAt) || // Username delimiter + (character == '#') || // Start of reference delimiter + ((character == 32) && (i+1 == old_length || segment[i+1] == (QChar)' '))) // A trailing space + { + new_segment[ new_length++ ] = '%'; + + unsigned int c = character / 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_segment[ new_length++ ] = c; + + c = character % 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_segment[ new_length++ ] = c; + } + else + new_segment[ new_length++ ] = segment[i]; + } + + TQString result = TQString(new_segment, new_length); + delete [] new_segment; + return result; +} + +static void decode( const TQString& segment, TQString &decoded, TQString &encoded, int encoding_hint=0, bool updateDecoded = true, bool isRawURI = false ) +{ + decoded = TQString::null; + encoded = segment; + + int old_length = segment.length(); + if ( !old_length ) + return; + + TQTextCodec *textCodec = 0; + if (encoding_hint) + textCodec = codecForHint( encoding_hint ); + + if (!textCodec) + textCodec = TQTextCodec::codecForLocale(); + + TQCString csegment = textCodec->fromUnicode(segment); + // Check if everything went ok + if (textCodec->toUnicode(csegment) != segment) + { + // Uh oh + textCodec = codecForHint( 106 ); // Fall back to utf-8 + csegment = textCodec->fromUnicode(segment); + } + old_length = csegment.length(); + + int new_length = 0; + int new_length2 = 0; + + // make a copy of the old one + char *new_segment = new char[ old_length + 1 ]; + TQChar *new_usegment = new TQChar[ old_length * 3 + 1 ]; + + int i = 0; + while( i < old_length ) + { + bool bReencode = false; + unsigned char character = csegment[ i++ ]; + if ((character <= ' ') || (character > 127)) + bReencode = true; + + new_usegment [ new_length2++ ] = character; + if (character == '%' ) + { + int a = i+1 < old_length ? hex2int( csegment[i] ) : -1; + int b = i+1 < old_length ? hex2int( csegment[i+1] ) : -1; + if ((a == -1) || (b == -1)) // Only replace if sequence is valid + { + // Contains stray %, make sure to re-encode! + bReencode = true; + } + else + { + // Valid %xx sequence + character = a * 16 + b; // Replace with value of %dd + if (!isRawURI && !character && updateDecoded) + break; // Stop at %00 + + new_usegment [ new_length2++ ] = (unsigned char) csegment[i++]; + new_usegment [ new_length2++ ] = (unsigned char) csegment[i++]; + } + } + if (bReencode) + { + new_length2--; + new_usegment [ new_length2++ ] = '%'; + + unsigned int c = character / 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_usegment[ new_length2++ ] = c; + + c = character % 16; + c += (c > 9) ? ('A' - 10) : '0'; + new_usegment[ new_length2++ ] = c; + } + + new_segment [ new_length++ ] = character; + } + new_segment [ new_length ] = 0; + + encoded = TQString( new_usegment, new_length2); + + // Encoding specified + if (updateDecoded) + { + decoded = textCodec->toUnicode( new_segment ); + if ( isRawURI ) { + int length = tqstrlen( new_segment ); + while ( length < new_length ) { + decoded += TQChar::null; + length += 1; + decoded += textCodec->toUnicode( new_segment + length ); + length += tqstrlen( new_segment + length ); + } + } + + TQCString validate = textCodec->fromUnicode(decoded); + + if (strcmp(validate.data(), new_segment) != 0) + { + decoded = TQString::fromLocal8Bit(new_segment, new_length); + } + } + + delete [] new_segment; + delete [] new_usegment; +} + +static TQString decode(const TQString &segment, int encoding_hint = 0, bool isRawURI = false) +{ + TQString result; + TQString tmp; + decode(segment, result, tmp, encoding_hint, true, isRawURI); + return result; +} + +static TQString cleanpath(const TQString &_path, bool cleanDirSeparator, bool decodeDots) +{ + if (_path.isEmpty()) return TQString::null; + + if (TQDir::isRelativePath(_path)) + return _path; // Don't mangle mailto-style URLs + + TQString path = _path; + + int len = path.length(); + + if (decodeDots) + { +#ifndef KDE_QT_ONLY + static const TQString &encodedDot = KGlobal::staticQString("%2e"); +#else + TQString encodedDot("%2e"); +#endif + if (path.find(encodedDot, 0, false) != -1) + { +#ifndef KDE_QT_ONLY + static const TQString &encodedDOT = KGlobal::staticQString("%2E"); // Uppercase! +#else + TQString encodedDOT("%2E"); +#endif + path.replace(encodedDot, "."); + path.replace(encodedDOT, "."); + len = path.length(); + } + } + + bool slash = (len && path[len-1] == '/') || + (len > 1 && path[len-2] == '/' && path[len-1] == '.'); + + // The following code cleans up directory path much like + // TQDir::cleanDirPath() except it can be made to ignore multiple + // directory separators by setting the flag to false. That fixes + // bug# 15044, mail.altavista.com and other similar brain-dead server + // implementations that do not follow what has been specified in + // RFC 2396!! (dA) + TQString result; + int cdUp, orig_pos, pos; + + cdUp = 0; + pos = orig_pos = len; + while ( pos && (pos = path.findRev('/',--pos)) != -1 ) + { + len = orig_pos - pos - 1; + if ( len == 2 && path[pos+1] == '.' && path[pos+2] == '.' ) + cdUp++; + else + { + // Ignore any occurrences of '.' + // This includes entries that simply do not make sense like /..../ + if ( (len || !cleanDirSeparator) && + (len != 1 || path[pos+1] != '.' ) ) + { + if ( !cdUp ) + result.prepend(path.mid(pos, len+1)); + else + cdUp--; + } + } + orig_pos = pos; + } + +#ifdef Q_WS_WIN // prepend drive letter if exists (js) + if (orig_pos >= 2 && isalpha(path[0].latin1()) && path[1]==':') { + result.prepend(TQString(path[0])+":"); + } +#endif + + if ( result.isEmpty() ) + result = KURL_ROOTDIR_PATH; + else if ( slash && result[result.length()-1] != '/' ) + result.append('/'); + + return result; +} + +bool KURL::isRelativeURL(const TQString &_url) +{ + int len = _url.length(); + if (!len) return true; // Very short relative URL. + const TQChar *str = _url.tqunicode(); + + // Absolute URL must start with alpha-character + if (!isalpha(str[0].latin1())) + return true; // Relative URL + + for(int i = 1; i < len; i++) + { + char c = str[i].latin1(); // Note: non-latin1 chars return 0! + if (c == ':') + return false; // Absolute URL + + // Protocol part may only contain alpha, digit, + or - + if (!isalpha(c) && !isdigit(c) && (c != '+') && (c != '-')) + return true; // Relative URL + } + // URL did not contain ':' + return true; // Relative URL +} + +KURL::List::List(const KURL &url) +{ + append( url ); +} + +KURL::List::List(const TQStringList &list) +{ + for (TQStringList::ConstIterator it = list.begin(); + it != list.end(); + it++) + { + append( KURL(*it) ); + } +} + +TQStringList KURL::List::toStringList() const +{ + TQStringList lst; + for( KURL::List::ConstIterator it = begin(); + it != end(); + it++) + { + lst.append( (*it).url() ); + } + return lst; +} + + +KURL::KURL() +{ + reset(); +} + +KURL::~KURL() +{ +} + + +KURL::KURL( const TQString &url, int encoding_hint ) +{ + reset(); + parse( url, encoding_hint ); +} + +KURL::KURL( const char * url, int encoding_hint ) +{ + reset(); + parse( TQString::tqfromLatin1(url), encoding_hint ); +} + +KURL::KURL( const TQCString& url, int encoding_hint ) +{ + reset(); + parse( TQString::tqfromLatin1(url), encoding_hint ); +} + +KURL::KURL( const KURL& _u ) +{ + *this = _u; +} + +TQDataStream & operator<< (TQDataStream & s, const KURL & a) +{ + TQString QueryForWire=a.m_strQuery_encoded; + if (!a.m_strQuery_encoded.isNull()) + QueryForWire.prepend("?"); + + s << a.m_strProtocol << a.m_strUser << a.m_strPass << a.m_strHost + << a.m_strPath << a.m_strPath_encoded << QueryForWire << a.m_strRef_encoded + << TQ_INT8(a.m_bIsMalformed ? 1 : 0) << a.m_iPort; + return s; +} + +TQDataStream & operator>> (TQDataStream & s, KURL & a) +{ + TQ_INT8 malf; + TQString QueryFromWire; + s >> a.m_strProtocol >> a.m_strUser >> a.m_strPass >> a.m_strHost + >> a.m_strPath >> a.m_strPath_encoded >> QueryFromWire >> a.m_strRef_encoded + >> malf >> a.m_iPort; + a.m_bIsMalformed = (malf != 0); + + if ( QueryFromWire.isNull() ) + a.m_strQuery_encoded = TQString::null; + else if ( QueryFromWire.length() == 1 ) // empty query + a.m_strQuery_encoded = ""; + else + a.m_strQuery_encoded = QueryFromWire.mid(1); + + a.m_iUriMode = KURL::uriModeForProtocol( a.m_strProtocol ); + + return s; +} + +#ifndef QT_NO_NETWORKPROTOCOL +KURL::KURL( const TQUrl &u ) +{ + *this = u; +} +#endif + +KURL::KURL( const KURL& _u, const TQString& _rel_url, int encoding_hint ) +{ + if (_u.hasSubURL()) // Operate on the last suburl, not the first + { + KURL::List lst = split( _u ); + KURL u(lst.last(), _rel_url, encoding_hint); + lst.remove( lst.last() ); + lst.append( u ); + *this = join( lst ); + return; + } + // WORKAROUND THE RFC 1606 LOOPHOLE THAT ALLOWS + // http:/index.html AS A VALID SYNTAX FOR RELATIVE + // URLS. ( RFC 2396 section 5.2 item # 3 ) + TQString rUrl = _rel_url; + int len = _u.m_strProtocol.length(); + if ( !_u.m_strHost.isEmpty() && !rUrl.isEmpty() && + rUrl.find( _u.m_strProtocol, 0, false ) == 0 && + rUrl[len] == ':' && (rUrl[len+1] != '/' || + (rUrl[len+1] == '/' && rUrl[len+2] != '/')) ) + { + rUrl.remove( 0, rUrl.find( ':' ) + 1 ); + } + + if ( rUrl.isEmpty() ) + { + *this = _u; + } + else if ( rUrl[0] == '#' ) + { + *this = _u; + m_strRef_encoded = rUrl.mid(1); + if ( m_strRef_encoded.isNull() ) + m_strRef_encoded = ""; // we know there was an (empty) html ref, we saw the '#' + } + else if ( isRelativeURL( rUrl) ) + { + *this = _u; + m_strQuery_encoded = TQString::null; + m_strRef_encoded = TQString::null; + if ( rUrl[0] == '/') + { + if ((rUrl.length() > 1) && (rUrl[1] == '/')) + { + m_strHost = TQString::null; + // File protocol returns file:/// without host, strip // from rUrl + if (_u.m_strProtocol == fileProt) + rUrl.remove(0, 2); + } + m_strPath = TQString::null; + m_strPath_encoded = TQString::null; + } + else if ( rUrl[0] != '?' ) + { + int pos = m_strPath.findRev( '/' ); + if (pos >= 0) + m_strPath.truncate(pos); + m_strPath += '/'; + if (!m_strPath_encoded.isEmpty()) + { + pos = m_strPath_encoded.findRev( '/' ); + if (pos >= 0) + m_strPath_encoded.truncate(pos); + m_strPath_encoded += '/'; + } + } + else + { + if ( m_strPath.isEmpty() ) + m_strPath = '/'; + } + KURL tmp( url() + rUrl, encoding_hint); + *this = tmp; + cleanPath(false); + } + else + { + KURL tmp( rUrl, encoding_hint); + *this = tmp; + // Preserve userinfo if applicable. + if (!_u.m_strUser.isEmpty() && m_strUser.isEmpty() && (_u.m_strHost == m_strHost) && (_u.m_strProtocol == m_strProtocol)) + { + m_strUser = _u.m_strUser; + m_strPass = _u.m_strPass; + } + cleanPath(false); + } +} + +void KURL::reset() +{ + m_strProtocol = TQString::null; + m_strUser = TQString::null; + m_strPass = TQString::null; + m_strHost = TQString::null; + m_strPath = TQString::null; + m_strPath_encoded = TQString::null; + m_strQuery_encoded = TQString::null; + m_strRef_encoded = TQString::null; + m_bIsMalformed = true; + m_iPort = 0; + m_iUriMode = Auto; +} + +bool KURL::isEmpty() const +{ + return (m_strPath.isEmpty() && m_strProtocol.isEmpty()); +} + +void KURL::parse( const TQString& _url, int encoding_hint ) +{ + if ( _url.isEmpty() || m_iUriMode == Invalid ) + { + m_strProtocol = _url; + m_iUriMode = Invalid; + return; + } + + const TQChar* buf = _url.tqunicode(); + const TQChar* orig = buf; + uint len = _url.length(); + uint pos = 0; + + // Node 1: Accept alpha or slash + TQChar x = buf[pos++]; +#ifdef Q_WS_WIN + /* win32: accept <letter>: or <letter>:/ or <letter>:\ */ + const bool alpha = isalpha((int)x); + if (alpha && len<2) + goto NodeErr; + if (alpha && buf[pos]==':' && (len==2 || (len>2 && (buf[pos+1]=='/' || buf[pos+1]=='\\')))) +#else + if ( x == (QChar)'/' ) +#endif + { + // A slash means we immediately proceed to parse it as a file URL. + m_iUriMode = URL; + m_strProtocol = fileProt; + parseURL( _url, encoding_hint ); + return; + } + if ( !isalpha( (int)x ) ) + goto NodeErr; + + // Node 2: Accept any amount of (alpha|digit|'+'|'-') + // '.' is not currently accepted, because current KURL may be confused. + // Proceed with :// :/ or : + while( pos < len && (isalpha((int)buf[pos]) || isdigit((int)buf[pos]) || + buf[pos] == (QChar)'+' || buf[pos] == (QChar)'-')) pos++; + + if (pos < len && buf[pos] == (QChar)':' ) + { + m_strProtocol = TQString( orig, pos ).lower(); + if ( m_iUriMode == Auto ) + m_iUriMode = uriModeForProtocol( m_strProtocol ); + // Proceed to correct parse function. + switch ( m_iUriMode ) + { + case RawURI: + parseRawURI( _url ); + return; + case Mailto: + parseMailto( _url ); + return; + case URL: + parseURL( _url, encoding_hint ); + return; + default: + // Unknown URI mode results in an invalid URI. + break; + } + } + +NodeErr: + reset(); + m_strProtocol = _url; + m_iUriMode = Invalid; +} + +void KURL::parseRawURI( const TQString& _url, int encoding_hint ) +{ + uint len = _url.length(); + const TQChar* buf = _url.tqunicode(); + + uint pos = 0; + + // Accept any amount of (alpha|digit|'+'|'-') + // '.' is not currently accepted, because current KURL may be confused. + // Proceed with : + while( pos < len && (isalpha((int)buf[pos]) || isdigit((int)buf[pos]) || + buf[pos] == (QChar)'+' || buf[pos] == (QChar)'-')) pos++; + + // Note that m_strProtocol is already set here, so we just skip over the protocol. + if (pos < len && buf[pos] == (QChar)':' ) + pos++; + else { // can't happen, the caller checked all this already + reset(); + m_strProtocol = _url; + m_iUriMode = Invalid; + return; + } + + if ( pos == len ) // can't happen, the caller checked this already + m_strPath = TQString::null; + else + m_strPath = decode( TQString( buf + pos, len - pos ), encoding_hint, true ); + + m_bIsMalformed = false; + + return; +} + +void KURL::parseMailto( const TQString& _url, int encoding_hint ) +{ + parseURL( _url, encoding_hint); + if ( m_bIsMalformed ) + return; + TQRegExp mailre("(.+@)(.+)"); + if ( mailre.exactMatch( m_strPath ) ) + { +#ifndef KDE_QT_ONLY + TQString host = KIDNA::toUnicode( mailre.cap( 2 ) ); + if (host.isEmpty()) + host = TQString(mailre.cap( 2 )).lower(); +#else + TQString host = TQString(mailre.cap( 2 )).lower(); +#endif + m_strPath = mailre.cap( 1 ) + host; + } +} + +void KURL::parseURL( const TQString& _url, int encoding_hint ) +{ + TQString port; + bool badHostName = false; + int start = 0; + uint len = _url.length(); + const TQChar* buf = _url.tqunicode(); + + TQChar delim; + TQString tmp; + + uint pos = 0; + + // Node 1: Accept alpha or slash + TQChar x = buf[pos++]; +#ifdef Q_WS_WIN + /* win32: accept <letter>: or <letter>:/ or <letter>:\ */ + const bool alpha = isalpha((int)x); + if (alpha && len<2) + goto NodeErr; + if (alpha && buf[pos]==(QChar)':' && (len==2 || (len>2 && (buf[pos+1]==(QChar)'/' || buf[pos+1]==(QChar)'\\')))) +#else + if ( x == (QChar)'/' ) +#endif + goto Node9; + if ( !isalpha( (int)x ) ) + goto NodeErr; + + // Node 2: Accept any amount of (alpha|digit|'+'|'-') + // '.' is not currently accepted, because current KURL may be confused. + // Proceed with :// :/ or : + while( pos < len && (isalpha((int)buf[pos]) || isdigit((int)buf[pos]) || + buf[pos] == (QChar)'+' || buf[pos] == (QChar)'-')) pos++; + + // Note that m_strProtocol is already set here, so we just skip over the protocol. + if ( pos+2 < len && buf[pos] == (QChar)':' && buf[pos+1] == (QChar)'/' && buf[pos+2] == (QChar)'/' ) + { + pos += 3; + } + else if (pos+1 < len && buf[pos] == (QChar)':' ) // Need to always compare length()-1 otherwise KURL passes "http:" as legal!! + { + pos++; + start = pos; + goto Node9; + } + else + goto NodeErr; + + //Node 3: We need at least one character here + if ( pos == len ) + goto NodeErr; + start = pos; + + // Node 4: Accept any amount of characters. + if (buf[pos] == (QChar)'[') // An IPv6 host follows. + goto Node8; + // Terminate on / or @ or ? or # or " or ; or < + x = buf[pos]; + while( (x != (QChar)':') && (x != (QChar)'@') && (x != (QChar)'/') && (x != (QChar)'?') && (x != (QChar)'#') ) + { + if ((x == (QChar)'\"') || (x == (QChar)';') || (x == (QChar)'<')) + badHostName = true; + if (++pos == len) + break; + x = buf[pos]; + } + if ( pos == len ) + { + if (badHostName) + goto NodeErr; + + setHost(decode(TQString( buf + start, pos - start ), encoding_hint)); + goto NodeOk; + } + if ( x == (QChar)'@' ) + { + m_strUser = decode(TQString( buf + start, pos - start ), encoding_hint); + pos++; + goto Node7; + } + else if ( (x == (QChar)'/') || (x == (QChar)'?') || (x == (QChar)'#')) + { + if (badHostName) + goto NodeErr; + + setHost(decode(TQString( buf + start, pos - start ), encoding_hint)); + start = pos; + goto Node9; + } + else if ( x != (QChar)':' ) + goto NodeErr; + m_strUser = decode(TQString( buf + start, pos - start ), encoding_hint); + pos++; + + // Node 5: We need at least one character + if ( pos == len ) + goto NodeErr; + start = pos++; + + // Node 6: Read everything until @, /, ? or # + while( (pos < len) && + (buf[pos] != (QChar)'@') && + (buf[pos] != (QChar)'/') && + (buf[pos] != (QChar)'?') && + (buf[pos] != (QChar)'#')) pos++; + // If we now have a '@' the ':' seperates user and password. + // Otherwise it seperates host and port. + if ( (pos == len) || (buf[pos] != (QChar)'@') ) + { + // Ok the : was used to separate host and port + if (badHostName) + goto NodeErr; + setHost(m_strUser); + m_strUser = TQString::null; + TQString tmp( buf + start, pos - start ); + char *endptr; + m_iPort = (unsigned short int)strtol(tmp.ascii(), &endptr, 10); + if ((pos == len) && (strlen(endptr) == 0)) + goto NodeOk; + // there is more after the digits + pos -= strlen(endptr); + if ((buf[pos] != (QChar)'@') && + (buf[pos] != (QChar)'/') && + (buf[pos] != (QChar)'?') && + (buf[pos] != (QChar)'#')) + goto NodeErr; + + start = pos; + goto Node9; + } + m_strPass = decode(TQString( buf + start, pos - start), encoding_hint); + pos++; + + // Node 7: We need at least one character + Node7: + if ( pos == len ) + goto NodeErr; + + Node8: + if (buf[pos] == (QChar)'[') + { + // IPv6 address + start = ++pos; // Skip '[' + + if (pos == len) + { + badHostName = true; + goto NodeErr; + } + // Node 8a: Read everything until ] or terminate + badHostName = false; + x = buf[pos]; + while( (x != (QChar)']') ) + { + if ((x == (QChar)'\"') || (x == (QChar)';') || (x == (QChar)'<')) + badHostName = true; + if (++pos == len) + { + badHostName = true; + break; + } + x = buf[pos]; + } + if (badHostName) + goto NodeErr; + setHost(decode(TQString( buf + start, pos - start ), encoding_hint)); + if (pos < len) pos++; // Skip ']' + if (pos == len) + goto NodeOk; + } + else + { + // Non IPv6 address, with a user + start = pos; + + // Node 8b: Read everything until / : or terminate + badHostName = false; + x = buf[pos]; + while( (x != (QChar)':') && (x != (QChar)'@') && (x != (QChar)'/') && (x != (QChar)'?') && (x != (QChar)'#') ) + { + if ((x == (QChar)'\"') || (x == (QChar)';') || (x == (QChar)'<')) + badHostName = true; + if (++pos == len) + break; + x = buf[pos]; + } + if (badHostName) + goto NodeErr; + if ( pos == len ) + { + setHost(decode(TQString( buf + start, pos - start ), encoding_hint)); + goto NodeOk; + } + setHost(decode(TQString( buf + start, pos - start ), encoding_hint)); + } + x = buf[pos]; + if ( x == (QChar)'/' || x == (QChar)'#' || x == (QChar)'?' ) + { + start = pos; + goto Node9; + } + else if ( x != (QChar)':' ) + goto NodeErr; + pos++; + + // Node 8c: Accept at least one digit + if ( pos == len ) + goto NodeErr; + start = pos; + if ( !isdigit( buf[pos++] ) ) + goto NodeErr; + + // Node 8d: Accept any amount of digits + while( pos < len && isdigit( buf[pos] ) ) pos++; + port = TQString( buf + start, pos - start ); + m_iPort = port.toUShort(); + if ( pos == len ) + goto NodeOk; + start = pos; + + Node9: // parse path until query or reference reached + + while( pos < len && buf[pos] != (QChar)'#' && buf[pos]!=(QChar)'?' ) pos++; + + tmp = TQString( buf + start, pos - start ); + //kdDebug(126)<<" setting encoded path to:"<<tmp<<endl; + setEncodedPath( tmp, encoding_hint ); + + if ( pos == len ) + goto NodeOk; + + //Node10: // parse query or reference depending on what comes first + delim = (buf[pos++]==(QChar)'#'?(QChar)'?':(QChar)'#'); + + start = pos; + + while(pos < len && buf[pos]!=delim ) pos++; + + tmp = TQString(buf + start, pos - start); + if (delim==(QChar)'#') + _setQuery(tmp, encoding_hint); + else + m_strRef_encoded = tmp; + + if (pos == len) + goto NodeOk; + + //Node11: // feed the rest into the remaining variable + tmp = TQString( buf + pos + 1, len - pos - 1); + if (delim == (QChar)'#') + m_strRef_encoded = tmp; + else + _setQuery(tmp, encoding_hint); + + NodeOk: + //kdDebug(126)<<"parsing finished. m_strProtocol="<<m_strProtocol<<" m_strHost="<<m_strHost<<" m_strPath="<<m_strPath<<endl; + m_bIsMalformed = false; // Valid URL + + //kdDebug()<<"Prot="<<m_strProtocol<<"\nUser="<<m_strUser<<"\nPass="<<m_strPass<<"\nHost="<<m_strHost<<"\nPath="<<m_strPath<<"\nQuery="<<m_strQuery_encoded<<"\nRef="<<m_strRef_encoded<<"\nPort="<<m_iPort<<endl; + if (m_strProtocol.isEmpty()) + { + m_iUriMode = URL; + m_strProtocol = fileProt; + } + return; + + NodeErr: +// kdDebug(126) << "KURL couldn't parse URL \"" << _url << "\"" << endl; + reset(); + m_strProtocol = _url; + m_iUriMode = Invalid; +} + +KURL& KURL::operator=( const TQString& _url ) +{ + reset(); + parse( _url ); + + return *this; +} + +KURL& KURL::operator=( const char * _url ) +{ + reset(); + parse( TQString::tqfromLatin1(_url) ); + + return *this; +} + +#ifndef QT_NO_NETWORKPROTOCOL +KURL& KURL::operator=( const TQUrl & u ) +{ + m_strProtocol = u.protocol(); + m_iUriMode = Auto; + m_strUser = u.user(); + m_strPass = u.password(); + m_strHost = u.host(); + m_strPath = u.path( false ); + m_strPath_encoded = TQString::null; + m_strQuery_encoded = u.query(); + m_strRef_encoded = u.ref(); + m_bIsMalformed = !u.isValid(); + m_iPort = u.port(); + + return *this; +} +#endif + +KURL& KURL::operator=( const KURL& _u ) +{ + m_strProtocol = _u.m_strProtocol; + m_strUser = _u.m_strUser; + m_strPass = _u.m_strPass; + m_strHost = _u.m_strHost; + m_strPath = _u.m_strPath; + m_strPath_encoded = _u.m_strPath_encoded; + m_strQuery_encoded = _u.m_strQuery_encoded; + m_strRef_encoded = _u.m_strRef_encoded; + m_bIsMalformed = _u.m_bIsMalformed; + m_iPort = _u.m_iPort; + m_iUriMode = _u.m_iUriMode; + + return *this; +} + +bool KURL::operator<( const KURL& _u) const +{ + int i; + if (!_u.isValid()) + { + if (!isValid()) + { + i = m_strProtocol.compare(_u.m_strProtocol); + return (i < 0); + } + return false; + } + if (!isValid()) + return true; + + i = m_strProtocol.compare(_u.m_strProtocol); + if (i) return (i < 0); + + i = m_strHost.compare(_u.m_strHost); + if (i) return (i < 0); + + if (m_iPort != _u.m_iPort) return (m_iPort < _u.m_iPort); + + i = m_strPath.compare(_u.m_strPath); + if (i) return (i < 0); + + i = m_strQuery_encoded.compare(_u.m_strQuery_encoded); + if (i) return (i < 0); + + i = m_strRef_encoded.compare(_u.m_strRef_encoded); + if (i) return (i < 0); + + i = m_strUser.compare(_u.m_strUser); + if (i) return (i < 0); + + i = m_strPass.compare(_u.m_strPass); + if (i) return (i < 0); + + return false; +} + +bool KURL::operator==( const KURL& _u ) const +{ + if ( !isValid() || !_u.isValid() ) + return false; + + if ( m_strProtocol == _u.m_strProtocol && + m_strUser == _u.m_strUser && + m_strPass == _u.m_strPass && + m_strHost == _u.m_strHost && + m_strPath == _u.m_strPath && + // The encoded path may be null, but the URLs are still equal (David) + ( m_strPath_encoded.isNull() || _u.m_strPath_encoded.isNull() || + m_strPath_encoded == _u.m_strPath_encoded ) && + m_strQuery_encoded == _u.m_strQuery_encoded && + m_strRef_encoded == _u.m_strRef_encoded && + m_iPort == _u.m_iPort ) + { + return true; + } + + return false; +} + +bool KURL::operator==( const TQString& _u ) const +{ + KURL u( _u ); + return ( *this == u ); +} + +bool KURL::cmp( const KURL &u, bool ignore_trailing ) const +{ + return equals( u, ignore_trailing ); +} + +bool KURL::equals( const KURL &_u, bool ignore_trailing ) const +{ + if ( !isValid() || !_u.isValid() ) + return false; + + if ( ignore_trailing ) + { + TQString path1 = path(1); + TQString path2 = _u.path(1); + if ( path1 != path2 ) + return false; + + if ( m_strProtocol == _u.m_strProtocol && + m_strUser == _u.m_strUser && + m_strPass == _u.m_strPass && + m_strHost == _u.m_strHost && + m_strQuery_encoded == _u.m_strQuery_encoded && + m_strRef_encoded == _u.m_strRef_encoded && + m_iPort == _u.m_iPort ) + return true; + + return false; + } + + return ( *this == _u ); +} + +bool KURL::isParentOf( const KURL& _u ) const +{ + if ( !isValid() || !_u.isValid() ) + return false; + + if ( m_strProtocol == _u.m_strProtocol && + m_strUser == _u.m_strUser && + m_strPass == _u.m_strPass && + m_strHost == _u.m_strHost && + m_strQuery_encoded == _u.m_strQuery_encoded && + m_strRef_encoded == _u.m_strRef_encoded && + m_iPort == _u.m_iPort ) + { + if ( path().isEmpty() || _u.path().isEmpty() ) + return false; // can't work with implicit paths + + TQString p1( cleanpath( path(), true, false ) ); + if ( p1[p1.length()-1] != '/' ) + p1 += '/'; + TQString p2( cleanpath( _u.path(), true, false ) ); + if ( p2[p2.length()-1] != '/' ) + p2 += '/'; + + //kdDebug(126) << "p1=" << p1 << endl; + //kdDebug(126) << "p2=" << p2 << endl; + //kdDebug(126) << "p1.length()=" << p1.length() << endl; + //kdDebug(126) << "p2.left(!$)=" << p2.left( p1.length() ) << endl; + return p2.startsWith( p1 ); + } + return false; +} + +void KURL::setFileName( const TQString& _txt ) +{ + m_strRef_encoded = TQString::null; + int i = 0; + while( _txt[i] == (QChar)'/' ) ++i; + TQString tmp; + if ( i ) + tmp = _txt.mid( i ); + else + tmp = _txt; + + TQString path = m_strPath_encoded.isEmpty() ? m_strPath : m_strPath_encoded; + if ( path.isEmpty() ) + path = "/"; + else + { + int lastSlash = path.findRev( '/' ); + if ( lastSlash == -1) + { + // The first character is not a '/' ??? + // This looks strange ... + path = "/"; + } + else if ( path.right(1) != "/" ) + path.truncate( lastSlash+1 ); // keep the "/" + } + if (m_strPath_encoded.isEmpty()) + { + path += tmp; + setPath( path ); + } + else + { + path += encode_string(tmp); + setEncodedPath( path ); + } + cleanPath(); +} + +void KURL::cleanPath( bool cleanDirSeparator ) // taken from the old KURL +{ + if (m_iUriMode != URL) return; + m_strPath = cleanpath(m_strPath, cleanDirSeparator, false); + // WABA: Is this safe when "/../" is encoded with %? + m_strPath_encoded = cleanpath(m_strPath_encoded, cleanDirSeparator, true); +} + +static TQString trailingSlash( int _trailing, const TQString &path ) +{ + TQString result = path; + + if ( _trailing == 0 ) + return result; + else if ( _trailing == 1 ) + { + int len = result.length(); + if ( (len == 0) || (result[ len - 1 ] != (QChar)'/') ) + result += "/"; + return result; + } + else if ( _trailing == -1 ) + { + if ( result == "/" ) + return result; + int len = result.length(); + while (len > 1 && result[ len - 1 ] == (QChar)'/') + { + len--; + } + result.truncate( len ); + return result; + } + else { + assert( 0 ); + return TQString::null; + } +} + +void KURL::adjustPath( int _trailing ) +{ + if (!m_strPath_encoded.isEmpty()) + { + m_strPath_encoded = trailingSlash( _trailing, m_strPath_encoded ); + } + m_strPath = trailingSlash( _trailing, m_strPath ); +} + + +TQString KURL::encodedPathAndQuery( int _trailing, bool _no_empty_path, int encoding_hint ) const +{ + TQString tmp; + if (!m_strPath_encoded.isEmpty() && encoding_hint == 0) + { + tmp = trailingSlash( _trailing, m_strPath_encoded ); + } + else + { + tmp = path( _trailing ); + if ( _no_empty_path && tmp.isEmpty() ) + tmp = "/"; + if (m_iUriMode == Mailto) + { + tmp = encode( tmp, 2, encoding_hint ); + } + else + { + tmp = encode( tmp, 1, encoding_hint ); + } + } + + // TODO apply encoding_hint to the query + if (!m_strQuery_encoded.isNull()) + tmp += '?' + m_strQuery_encoded; + return tmp; +} + +void KURL::setEncodedPath( const TQString& _txt, int encoding_hint ) +{ + m_strPath_encoded = _txt; + + decode( m_strPath_encoded, m_strPath, m_strPath_encoded, encoding_hint ); + // Throw away encoding for local files, makes file-operations faster. + if (m_strProtocol == fileProt) + m_strPath_encoded = TQString::null; + + if ( m_iUriMode == Auto ) + m_iUriMode = URL; +} + + +void KURL::setEncodedPathAndQuery( const TQString& _txt, int encoding_hint ) +{ + int pos = _txt.find( '?' ); + if ( pos == -1 ) + { + setEncodedPath(_txt, encoding_hint); + m_strQuery_encoded = TQString::null; + } + else + { + setEncodedPath(_txt.left( pos ), encoding_hint); + _setQuery(_txt.right(_txt.length() - pos - 1), encoding_hint); + } +} + +TQString KURL::path( int _trailing ) const +{ + return trailingSlash( _trailing, path() ); +} + +bool KURL::isLocalFile() const +{ + if ( (m_strProtocol != fileProt ) || hasSubURL() ) + return false; + + if (m_strHost.isEmpty() || (m_strHost == "localhost")) + return true; + + char hostname[ 256 ]; + hostname[ 0 ] = '\0'; + if (!gethostname( hostname, 255 )) + hostname[sizeof(hostname)-1] = '\0'; + + for(char *p = hostname; *p; p++) + *p = tolower(*p); + + return (m_strHost == hostname); +} + +void KURL::setFileEncoding(const TQString &encoding) +{ + if (!isLocalFile()) + return; + + TQString q = query(); + + if (!q.isEmpty() && (q[0] == '?')) + q = q.mid(1); + + TQStringList args = TQStringList::split('&', q); + for(TQStringList::Iterator it = args.begin(); + it != args.end();) + { + TQString s = decode_string(*it); + if (s.startsWith("charset=")) + it = args.erase(it); + else + ++it; + } + if (!encoding.isEmpty()) + args.append("charset="+encode_string(encoding)); + + if (args.isEmpty()) + _setQuery(TQString::null); + else + _setQuery(args.join("&")); +} + +TQString KURL::fileEncoding() const +{ + if (!isLocalFile()) + return TQString::null; + + TQString q = query(); + + if (q.isEmpty()) + return TQString::null; + + if (q[0] == '?') + q = q.mid(1); + + TQStringList args = TQStringList::split('&', q); + for(TQStringList::ConstIterator it = args.begin(); + it != args.end(); + ++it) + { + TQString s = decode_string(*it); + if (s.startsWith("charset=")) + return s.mid(8); + } + return TQString::null; +} + +bool KURL::hasSubURL() const +{ + if ( m_strProtocol.isEmpty() || m_bIsMalformed ) + return false; + if (m_strRef_encoded.isEmpty()) + return false; + if (m_strRef_encoded.startsWith("gzip:")) + return true; + if (m_strRef_encoded.startsWith("bzip:")) + return true; + if (m_strRef_encoded.startsWith("bzip2:")) + return true; + if (m_strRef_encoded.startsWith("tar:")) + return true; + if (m_strRef_encoded.startsWith("ar:")) + return true; + if (m_strRef_encoded.startsWith("zip:")) + return true; + if ( m_strProtocol == "error" ) // anything that starts with error: has suburls + return true; + return false; +} + +TQString KURL::url( int _trailing, int encoding_hint ) const +{ + if( m_bIsMalformed ) + { + // Return the whole url even when the url is + // malformed. Under such conditions the url + // is stored in m_strProtocol. + return m_strProtocol; + } + + TQString u = m_strProtocol; + if (!u.isEmpty()) + u += ":"; + + if ( hasHost() || (m_strProtocol == fileProt) ) + { + u += "//"; + if ( hasUser() ) + { + u += encode(m_strUser, 0, encoding_hint); + if ( hasPass() ) + { + u += ":"; + u += encode(m_strPass, 0, encoding_hint); + } + u += "@"; + } + if ( m_iUriMode == URL ) + { + bool IPv6 = (m_strHost.find(':') != -1); + if (IPv6) + u += '[' + m_strHost + ']'; + else + u += encodeHost(m_strHost, true, encoding_hint); + if ( m_iPort != 0 ) { + TQString buffer; + buffer.sprintf( ":%u", m_iPort ); + u += buffer; + } + } + else + { + u += m_strHost; + } + } + + if ( m_iUriMode == URL || m_iUriMode == Mailto ) + u += encodedPathAndQuery( _trailing, false, encoding_hint ); + else + u += encode( m_strPath, 21, encoding_hint, true ); + + if ( hasRef() ) + { + u += "#"; + u += m_strRef_encoded; + } + + return u; +} + +TQString KURL::prettyURL( int _trailing ) const +{ + if( m_bIsMalformed ) + { + // Return the whole url even when the url is + // malformed. Under such conditions the url + // is stored in m_strProtocol. + return m_strProtocol; + } + + TQString u = m_strProtocol; + if (!u.isEmpty()) + u += ":"; + + if ( hasHost() || (m_strProtocol == fileProt) ) + { + u += "//"; + if ( hasUser() ) + { + u += encode(m_strUser, 0, 0); + // Don't show password! + u += "@"; + } + if ( m_iUriMode == URL ) + { + bool IPv6 = (m_strHost.find(':') != -1); + if (IPv6) + { + u += '[' + m_strHost + ']'; + } + else + { + u += lazy_encode(m_strHost); + } + } + else + { + u += lazy_encode(m_strHost); + } + if ( m_iPort != 0 ) { + TQString buffer; + buffer.sprintf( ":%u", m_iPort ); + u += buffer; + } + } + + if (m_iUriMode == Mailto) + { + u += lazy_encode( m_strPath, false ); + } + else + { + u += trailingSlash( _trailing, lazy_encode( m_strPath ) ); + } + + if (!m_strQuery_encoded.isNull()) + u += '?' + m_strQuery_encoded; + + if ( hasRef() ) + { + u += "#"; + u += m_strRef_encoded; + } + + return u; +} + +TQString KURL::prettyURL( int _trailing, AdjustementFlags _flags) const +{ + TQString u = prettyURL(_trailing); + if (_flags & StripFileProtocol && u.startsWith("file://")) { + u.remove(0, 7); +#ifdef Q_WS_WIN + return TQDir::convertSeparators(u); +#endif + } + return u; +} + +TQString KURL::pathOrURL() const +{ + if ( isLocalFile() && m_strRef_encoded.isNull() && m_strQuery_encoded.isNull() ) { + return path(); + } else { + return prettyURL(); + } +} + +TQString KURL::htmlURL() const +{ + return TQStyleSheet::escape(prettyURL()); +} + +KURL::List KURL::split( const KURL& _url ) +{ + TQString ref; + KURL::List lst; + KURL url = _url; + + while(true) + { + KURL u = url; + u.m_strRef_encoded = TQString::null; + lst.append(u); + if (url.hasSubURL()) + { + url = KURL(url.m_strRef_encoded); + } + else + { + ref = url.m_strRef_encoded; + break; + } + } + + // Set HTML ref in all URLs. + KURL::List::Iterator it; + for( it = lst.begin() ; it != lst.end(); ++it ) + { + (*it).m_strRef_encoded = ref; + } + + return lst; +} + +KURL::List KURL::split( const TQString& _url ) +{ + return split(KURL(_url)); +} + +KURL KURL::join( const KURL::List & lst ) +{ + if (lst.isEmpty()) return KURL(); + KURL tmp; + + KURL::List::ConstIterator first = lst.fromLast(); + for( KURL::List::ConstIterator it = first; it != lst.end(); --it ) + { + KURL u(*it); + if (it != first) + { + if (!u.m_strRef_encoded) u.m_strRef_encoded = tmp.url(); + else u.m_strRef_encoded += "#" + tmp.url(); // Support more than one suburl thingy + } + tmp = u; + } + + return tmp; +} + +TQString KURL::fileName( bool _strip_trailing_slash ) const +{ + TQString fname; + if (hasSubURL()) { // If we have a suburl, then return the filename from there + KURL::List list = KURL::split(*this); + KURL::List::Iterator it = list.fromLast(); + return (*it).fileName(_strip_trailing_slash); + } + const TQString &path = m_strPath; + + int len = path.length(); + if ( len == 0 ) + return fname; + + if ( _strip_trailing_slash ) + { + while ( len >= 1 && path[ len - 1 ] == TQChar('/') ) + len--; + } + else if ( path[ len - 1 ] == TQChar('/') ) + return fname; + + // Does the path only consist of '/' characters ? + if ( len == 1 && path[ 0 ] == TQChar('/') ) + return fname; + + // Skip last n slashes + int n = 1; + if (!m_strPath_encoded.isEmpty()) + { + // This is hairy, we need the last unencoded slash. + // Count in the encoded string how many encoded slashes follow the last + // unencoded one. + int i = m_strPath_encoded.findRev( TQChar('/'), len - 1 ); + TQString fileName_encoded = m_strPath_encoded.mid(i+1); + n += fileName_encoded.contains("%2f", false); + } + int i = len; + do { + i = path.findRev( TQChar('/'), i - 1 ); + } + while (--n && (i > 0)); + + // If ( i == -1 ) => the first character is not a '/' + // So it's some URL like file:blah.tgz, return the whole path + if ( i == -1 ) { + if ( len == (int)path.length() ) + fname = path; + else + // Might get here if _strip_trailing_slash is true + fname = path.left( len ); + } + else + { + fname = path.mid( i + 1, len - i - 1 ); // TO CHECK + } + return fname; +} + +void KURL::addPath( const TQString& _txt ) +{ + if (hasSubURL()) + { + KURL::List lst = split( *this ); + KURL &u = lst.last(); + u.addPath(_txt); + *this = join( lst ); + return; + } + + m_strPath_encoded = TQString::null; + + if ( _txt.isEmpty() ) + return; + + int i = 0; + int len = m_strPath.length(); + // Add the trailing '/' if it is missing + if ( _txt[0] != (QChar)'/' && ( len == 0 || m_strPath[ len - 1 ] != (QChar)'/' ) ) + m_strPath += "/"; + + // No double '/' characters + i = 0; + if ( len != 0 && m_strPath[ len - 1 ] == (QChar)'/' ) + { + while( _txt[i] == (QChar)'/' ) + ++i; + } + + m_strPath += _txt.mid( i ); +} + +TQString KURL::directory( bool _strip_trailing_slash_from_result, + bool _ignore_trailing_slash_in_path ) const +{ + TQString result = m_strPath_encoded.isEmpty() ? m_strPath : m_strPath_encoded; + if ( _ignore_trailing_slash_in_path ) + result = trailingSlash( -1, result ); + + if ( result.isEmpty() || result == "/" ) + return result; + + int i = result.findRev( "/" ); + // If ( i == -1 ) => the first character is not a '/' + // So it's some URL like file:blah.tgz, with no path + if ( i == -1 ) + return TQString::null; + + if ( i == 0 ) + { + result = "/"; + return result; + } + + if ( _strip_trailing_slash_from_result ) + result = result.left( i ); + else + result = result.left( i + 1 ); + + if (!m_strPath_encoded.isEmpty()) + result = decode(result); + + return result; +} + + +bool KURL::cd( const TQString& _dir ) +{ + if ( _dir.isEmpty() || m_bIsMalformed ) + return false; + + if (hasSubURL()) + { + KURL::List lst = split( *this ); + KURL &u = lst.last(); + u.cd(_dir); + *this = join( lst ); + return true; + } + + // absolute path ? + if ( _dir[0] == (QChar)'/' ) + { + m_strPath_encoded = TQString::null; + m_strPath = _dir; + setHTMLRef( TQString::null ); + m_strQuery_encoded = TQString::null; + return true; + } + + // Users home directory on the local disk ? + if ( ( _dir[0] == (QChar)'~' ) && ( m_strProtocol == fileProt )) + { + m_strPath_encoded = TQString::null; + m_strPath = TQDir::homeDirPath(); + m_strPath += "/"; + m_strPath += _dir.right(m_strPath.length() - 1); + setHTMLRef( TQString::null ); + m_strQuery_encoded = TQString::null; + return true; + } + + // relative path + // we always work on the past of the first url. + // Sub URLs are not touched. + + // append '/' if necessary + TQString p = path(1); + p += _dir; + p = cleanpath( p, true, false ); + setPath( p ); + + setHTMLRef( TQString::null ); + m_strQuery_encoded = TQString::null; + + return true; +} + +KURL KURL::upURL( ) const +{ + if (!query().isEmpty()) + { + KURL u(*this); + u._setQuery(TQString::null); + return u; + }; + + if (!hasSubURL()) + { + KURL u(*this); + + u.cd("../"); + + return u; + } + + // We have a subURL. + KURL::List lst = split( *this ); + if (lst.isEmpty()) + return KURL(); // Huh? + while (true) + { + KURL &u = lst.last(); + TQString old = u.path(); + u.cd("../"); + if (u.path() != old) + break; // Finshed. + if (lst.count() == 1) + break; // Finished. + lst.remove(lst.fromLast()); + } + return join( lst ); +} + +TQString KURL::htmlRef() const +{ + if ( !hasSubURL() ) + { + return decode( ref() ); + } + + List lst = split( *this ); + return decode( (*lst.begin()).ref() ); +} + +TQString KURL::encodedHtmlRef() const +{ + if ( !hasSubURL() ) + { + return ref(); + } + + List lst = split( *this ); + return (*lst.begin()).ref(); +} + +void KURL::setHTMLRef( const TQString& _ref ) +{ + if ( !hasSubURL() ) + { + m_strRef_encoded = encode( _ref, 0, 0 /*?*/); + return; + } + + List lst = split( *this ); + + (*lst.begin()).setRef( encode( _ref, 0, 0 /*?*/) ); + + *this = join( lst ); +} + +bool KURL::hasHTMLRef() const +{ + if ( !hasSubURL() ) + { + return hasRef(); + } + + List lst = split( *this ); + return (*lst.begin()).hasRef(); +} + +void +KURL::setProtocol( const TQString& _txt ) +{ + m_strProtocol = _txt; + if ( m_iUriMode == Auto ) m_iUriMode = uriModeForProtocol( m_strProtocol ); + m_bIsMalformed = false; +} + +void +KURL::setUser( const TQString& _txt ) +{ + if ( _txt.isEmpty() ) + m_strUser = TQString::null; + else + m_strUser = _txt; +} + +void +KURL::setPass( const TQString& _txt ) +{ + if ( _txt.isEmpty() ) + m_strPass = TQString::null; + else + m_strPass = _txt; +} + +void +KURL::setHost( const TQString& _txt ) +{ + if ( m_iUriMode == Auto ) + m_iUriMode = URL; + switch ( m_iUriMode ) + { + case URL: +#ifndef KDE_QT_ONLY + m_strHost = KIDNA::toUnicode(_txt); + if (m_strHost.isEmpty()) + m_strHost = _txt.lower(); // Probably an invalid hostname, but... +#else + m_strHost = _txt.lower(); +#endif + break; + default: + m_strHost = _txt; + break; + } +} + +void +KURL::setPort( unsigned short int _p ) +{ + m_iPort = _p; +} + +void KURL::setPath( const TQString & path ) +{ + if (isEmpty()) + m_bIsMalformed = false; + if (m_strProtocol.isEmpty()) + { + m_strProtocol = fileProt; + } + m_strPath = path; + m_strPath_encoded = TQString::null; + if ( m_iUriMode == Auto ) + m_iUriMode = URL; +} + +void KURL::setDirectory( const TQString &dir) +{ + if ( dir.endsWith("/")) + setPath(dir); + else + setPath(dir+"/"); +} + +void KURL::setQuery( const TQString &_txt, int encoding_hint) +{ + if (_txt[0] == (QChar)'?') + _setQuery( _txt.length() > 1 ? _txt.mid(1) : "" /*empty, not null*/, encoding_hint ); + else + _setQuery( _txt, encoding_hint ); +} + +// This is a private function that expects a query without '?' +void KURL::_setQuery( const TQString &_txt, int encoding_hint) +{ + m_strQuery_encoded = _txt; + if (!_txt.length()) + return; + + int l = m_strQuery_encoded.length(); + int i = 0; + TQString result; + while (i < l) + { + int s = i; + // Re-encode. Break encoded string up according to the reserved + // characters '&:;=/?' and re-encode part by part. + while(i < l) + { + char c = m_strQuery_encoded[i].latin1(); + if ((c == '&') || (c == ':') || (c == ';') || + (c == '=') || (c == '/') || (c == '?')) + break; + i++; + } + if (i > s) + { + TQString tmp = m_strQuery_encoded.mid(s, i-s); + TQString newTmp; + decode( tmp, newTmp, tmp, encoding_hint, false ); + result += tmp; + } + if (i < l) + { + result += m_strQuery_encoded[i]; + i++; + } + } + m_strQuery_encoded = result; +} + +TQString KURL::query() const +{ + if (m_strQuery_encoded.isNull()) + return TQString::null; + return '?'+m_strQuery_encoded; +} + +TQString KURL::decode_string(const TQString &str, int encoding_hint) +{ + return decode(str, encoding_hint); +} + +TQString KURL::encode_string(const TQString &str, int encoding_hint) +{ + return encode(str, 1, encoding_hint); +} + +TQString KURL::encode_string_no_slash(const TQString &str, int encoding_hint) +{ + return encode(str, 0, encoding_hint); +} + +bool urlcmp( const TQString& _url1, const TQString& _url2 ) +{ + // Both empty ? + if ( _url1.isEmpty() && _url2.isEmpty() ) + return true; + // Only one empty ? + if ( _url1.isEmpty() || _url2.isEmpty() ) + return false; + + KURL::List list1 = KURL::split( _url1 ); + KURL::List list2 = KURL::split( _url2 ); + + // Malformed ? + if ( list1.isEmpty() || list2.isEmpty() ) + return false; + + return ( list1 == list2 ); +} + +bool urlcmp( const TQString& _url1, const TQString& _url2, bool _ignore_trailing, bool _ignore_ref ) +{ + // Both empty ? + if ( _url1.isEmpty() && _url2.isEmpty() ) + return true; + // Only one empty ? + if ( _url1.isEmpty() || _url2.isEmpty() ) + return false; + + KURL::List list1 = KURL::split( _url1 ); + KURL::List list2 = KURL::split( _url2 ); + + // Malformed ? + if ( list1.isEmpty() || list2.isEmpty() ) + return false; + + unsigned int size = list1.count(); + if ( list2.count() != size ) + return false; + + if ( _ignore_ref ) + { + (*list1.begin()).setRef(TQString::null); + (*list2.begin()).setRef(TQString::null); + } + + KURL::List::Iterator it1 = list1.begin(); + KURL::List::Iterator it2 = list2.begin(); + for( ; it1 != list1.end() ; ++it1, ++it2 ) + if ( !(*it1).equals( *it2, _ignore_trailing ) ) + return false; + + return true; +} + +TQMap< TQString, TQString > KURL::queryItems( int options ) const { + return queryItems(options, 0); +} + +TQMap< TQString, TQString > KURL::queryItems( int options, int encoding_hint ) const { + if ( m_strQuery_encoded.isEmpty() ) + return TQMap<TQString,TQString>(); + + TQMap< TQString, TQString > result; + TQStringList items = TQStringList::split( '&', m_strQuery_encoded ); + for ( TQStringList::const_iterator it = items.begin() ; it != items.end() ; ++it ) { + int equal_pos = (*it).find( '=' ); + if ( equal_pos > 0 ) { // = is not the first char... + TQString name = (*it).left( equal_pos ); + if ( options & CaseInsensitiveKeys ) + name = name.lower(); + TQString value = (*it).mid( equal_pos + 1 ); + if ( value.isEmpty() ) + result.insert( name, TQString::tqfromLatin1("") ); + else { + // ### why is decoding name not necessary? + value.replace( '+', ' ' ); // + in queries means space + result.insert( name, decode_string( value, encoding_hint ) ); + } + } else if ( equal_pos < 0 ) { // no = + TQString name = (*it); + if ( options & CaseInsensitiveKeys ) + name = name.lower(); + result.insert( name, TQString::null ); + } + } + + return result; +} + +TQString KURL::queryItem( const TQString& _item ) const +{ + return queryItem( _item, 0 ); +} + +TQString KURL::queryItem( const TQString& _item, int encoding_hint ) const +{ + TQString item = _item + '='; + if ( m_strQuery_encoded.length() <= 1 ) + return TQString::null; + + TQStringList items = TQStringList::split( '&', m_strQuery_encoded ); + unsigned int _len = item.length(); + for ( TQStringList::ConstIterator it = items.begin(); it != items.end(); ++it ) + { + if ( (*it).startsWith( item ) ) + { + if ( (*it).length() > _len ) + { + TQString str = (*it).mid( _len ); + str.replace( '+', ' ' ); // + in queries means space. + return decode_string( str, encoding_hint ); + } + else // empty value + return TQString::tqfromLatin1(""); + } + } + + return TQString::null; +} + +void KURL::removeQueryItem( const TQString& _item ) +{ + TQString item = _item + '='; + if ( m_strQuery_encoded.length() <= 1 ) + return; + + TQStringList items = TQStringList::split( '&', m_strQuery_encoded ); + for ( TQStringList::Iterator it = items.begin(); it != items.end(); ) + { + if ( (*it).startsWith( item ) || (*it == _item) ) + { + TQStringList::Iterator deleteIt = it; + ++it; + items.remove(deleteIt); + } + else + { + ++it; + } + } + m_strQuery_encoded = items.join( "&" ); +} + +void KURL::addQueryItem( const TQString& _item, const TQString& _value, int encoding_hint ) +{ + TQString item = _item + '='; + TQString value = encode( _value, 0, encoding_hint ); + + if (!m_strQuery_encoded.isEmpty()) + m_strQuery_encoded += '&'; + m_strQuery_encoded += item + value; +} + +// static +KURL KURL::fromPathOrURL( const TQString& text ) +{ + if ( text.isEmpty() ) + return KURL(); + + KURL url; + if (!TQDir::isRelativePath(text)) + url.setPath( text ); + else + url = text; + + return url; +} + +static TQString _relativePath(const TQString &base_dir, const TQString &path, bool &isParent) +{ + TQString _base_dir(TQDir::cleanDirPath(base_dir)); + TQString _path(TQDir::cleanDirPath(path.isEmpty() || (path[0] != (QChar)'/') ? _base_dir+"/"+path : path)); + + if (_base_dir.isEmpty()) + return _path; + + if (_base_dir[_base_dir.length()-1] != '/') + _base_dir.append('/'); + + TQStringList list1 = TQStringList::split('/', _base_dir); + TQStringList list2 = TQStringList::split('/', _path); + + // Find where they meet + uint level = 0; + uint maxLevel = QMIN(list1.count(), list2.count()); + while((level < maxLevel) && (list1[level] == list2[level])) level++; + + TQString result; + // Need to go down out of the first path to the common branch. + for(uint i = level; i < list1.count(); i++) + result.append("../"); + + // Now up up from the common branch to the second path. + for(uint i = level; i < list2.count(); i++) + result.append(list2[i]).append("/"); + + if ((level < list2.count()) && (path[path.length()-1] != (QChar)'/')) + result.truncate(result.length()-1); + + isParent = (level == list1.count()); + + return result; +} + +TQString KURL::relativePath(const TQString &base_dir, const TQString &path, bool *isParent) +{ + bool parent = false; + TQString result = _relativePath(base_dir, path, parent); + if (parent) + result.prepend("./"); + + if (isParent) + *isParent = parent; + + return result; +} + + +TQString KURL::relativeURL(const KURL &base_url, const KURL &url, int encoding_hint) +{ + if ((url.protocol() != base_url.protocol()) || + (url.host() != base_url.host()) || + (url.port() && url.port() != base_url.port()) || + (url.hasUser() && url.user() != base_url.user()) || + (url.hasPass() && url.pass() != base_url.pass())) + { + return url.url(0, encoding_hint); + } + + TQString relURL; + + if ((base_url.path() != url.path()) || (base_url.query() != url.query())) + { + bool dummy; + TQString basePath = base_url.directory(false, false); + relURL = encode( _relativePath(basePath, url.path(), dummy), 1, encoding_hint); + relURL += url.query(); + } + + if ( url.hasRef() ) + { + relURL += "#"; + relURL += url.ref(); + } + + if ( relURL.isEmpty() ) + return "./"; + + return relURL; +} + +int KURL::uriMode() const +{ + return m_iUriMode; +} + +KURL::URIMode KURL::uriModeForProtocol(const TQString& protocol) +{ +#ifndef KDE_QT_ONLY + KURL::URIMode mode = Auto; + if (protocol == fileProt) + return URL; + if (KGlobal::_instance) + mode = KProtocolInfo::uriParseMode(protocol); + if (mode == Auto ) { +#else + KURL::URIMode mode = Auto; +#endif + if ( protocol == "ed2k" || protocol == "sig2dat" || protocol == "slsk" || protocol == "data" ) mode = RawURI; + else if ( protocol == "mailto" ) mode = Mailto; + else mode = URL; +#ifndef KDE_QT_ONLY + } +#endif + return mode; +} |