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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit114a878c64ce6f8223cfd22d76a20eb16d177e5e (patch)
treeacaf47eb0fa12142d3896416a69e74cbf5a72242 /lib/util/urlutil.cpp
downloadtdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.tar.gz
tdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'lib/util/urlutil.cpp')
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diff --git a/lib/util/urlutil.cpp b/lib/util/urlutil.cpp
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+/* This file is part of the KDE project
+ Copyright (C) 2003 Julian Rockey <linux@jrockey.com>
+ Copyright (C) 2003 Alexander Dymo <cloudtemple@mksat.net>
+ Copyright (C) 2003 Mario Scalas <mario.scalas@libero.it>
+
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+#include <qstringlist.h>
+
+#include <qdir.h>
+#include <qfileinfo.h>
+#include <kdebug.h>
+
+#include <unistd.h>
+#include <limits.h>
+#include <stdlib.h>
+
+#include "urlutil.h"
+
+#include <kdeversion.h>
+
+///////////////////////////////////////////////////////////////////////////////
+// Namespace URLUtil
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::filename(const QString & name) {
+ int slashPos = name.findRev("/");
+ return slashPos<0 ? name : name.mid(slashPos+1);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::directory(const QString & name) {
+ int slashPos = name.findRev("/");
+ return slashPos<0 ? QString("") : name.left(slashPos);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::getRelativePath(const QString& basepath, const QString& destpath)
+{
+ QString relpath = ".";
+ if (!QFile::exists(basepath) ||
+ !QFile::exists(destpath))
+ return "";
+ QStringList basedirs = QStringList::split(QString( QChar( QDir::separator() ) ),basepath);
+ QStringList destdirs = QStringList::split(QString( QChar( QDir::separator() ) ),destpath);
+
+ int maxCompare=0;
+ if (basedirs.count()>=destdirs.count())
+ maxCompare=destdirs.count();
+ else
+ maxCompare=basedirs.count();
+ int lastCommonDir=-1;
+ for (int i=0; i<maxCompare; i++)
+ {
+ if (basedirs[i] != destdirs[i])
+ break;
+ lastCommonDir=i;
+ }
+ for (uint i=0;i<basedirs.count()-(lastCommonDir+1); i++)
+ relpath += QString( QChar( QDir::separator() ) )+QString("..");
+ for (int i=0; i<lastCommonDir+1; i++)
+ destdirs.pop_front();
+ if (destdirs.count())
+ relpath += QString( QChar( QDir::separator() ) )+destdirs.join( QChar( QDir::separator() ) );
+ return QDir::cleanDirPath(relpath);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::relativePath(const KURL & parent, const KURL & child, uint slashPolicy) {
+ bool slashPrefix = slashPolicy & SLASH_PREFIX;
+ bool slashSuffix = slashPolicy & SLASH_SUFFIX;
+ if (parent.equals(child,true))
+ return slashPrefix ? QString("/") : QString("");
+
+ if (!parent.isParentOf(child)) return QString();
+ int a=slashPrefix ? -1 : 1;
+ int b=slashSuffix ? 1 : -1;
+ return child.path(b).mid(parent.path(a).length());
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::relativePath(const QString & parent, const QString & child, uint slashPolicy) {
+ return relativePath(KURL(parent), KURL(child), slashPolicy);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::upDir(const QString & path, bool slashSuffix) {
+ int slashPos = path.findRev("/");
+ if (slashPos<1) return QString::null;
+ return path.mid(0,slashPos+ (slashSuffix ? 1 : 0) );
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+KURL URLUtil::mergeURL(const KURL & source, const KURL & dest, const KURL & child) {
+
+ // if already a child of source, then fine
+ if (source.isParentOf(child) || source.equals(child,true)) return child;
+
+ // if not a child of dest, return blank URL (error)
+ if (!dest.isParentOf(child) && !dest.equals(child,true)) return KURL();
+
+ // if child is same as dest, return source
+ if (dest.equals(child,true)) return source;
+
+ // calculate
+ QString childUrlStr = child.url(-1);
+ QString destStemStr = dest.url(1);
+ QString sourceStemStr = source.url(1);
+ return KURL(sourceStemStr.append( childUrlStr.mid( destStemStr.length() ) ) );
+
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::getExtension(const QString & path) {
+ int dotPos = path.findRev('.');
+ if (dotPos<0) return QString("");
+ return path.mid(dotPos+1);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::extractPathNameRelative(const KURL &baseDirUrl, const KURL &url )
+{
+ QString absBase = extractPathNameAbsolute( baseDirUrl ),
+ absRef = extractPathNameAbsolute( url );
+ int i = absRef.find( absBase, 0, true );
+
+ if (i == -1)
+ return QString();
+
+ if (absRef == absBase)
+ return QString( "." );
+ else
+ return absRef.replace( 0, absBase.length(), QString() );
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::extractPathNameRelative(const QString &basePath, const KURL &url )
+{
+ KURL baseDirUrl = KURL::fromPathOrURL( basePath );
+ return extractPathNameRelative( baseDirUrl, url );
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::extractPathNameRelative(const QString &basePath, const QString &absFilePath )
+{
+ KURL baseDirUrl = KURL::fromPathOrURL( basePath ),
+ fileUrl = KURL::fromPathOrURL( absFilePath );
+ return extractPathNameRelative( baseDirUrl, fileUrl );
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::extractPathNameAbsolute( const KURL &url )
+{
+ if (isDirectory( url ))
+ return url.path( +1 ); // with trailing "/" if none is present
+ else
+ {
+ // Ok, this is an over-tight pre-condition on "url" since I hope nobody will never
+ // stress this function with absurd cases ... but who knows?
+ /*
+ QString path = url.path();
+ QFileInfo fi( path ); // Argh: QFileInfo is back ;))
+ return ( fi.exists()? path : QString() );
+ */
+ return url.path();
+ }
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+bool URLUtil::isDirectory( const KURL &url )
+{
+ return isDirectory( url.path() );
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+bool URLUtil::isDirectory( const QString &absFilePath )
+{
+ return QDir( absFilePath ).exists();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+void URLUtil::dump( const KURL::List &urls, const QString &aMessage )
+{
+ if (!aMessage.isNull())
+ {
+ kdDebug(9000) << aMessage << endl;
+ }
+ kdDebug(9000) << " List has " << urls.count() << " elements." << endl;
+
+ for (size_t i = 0; i<urls.count(); ++i)
+ {
+ KURL url = urls[ i ];
+// kdDebug(9000) << " * Element = " << url.path() << endl;
+ }
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QStringList URLUtil::toRelativePaths( const QString &baseDir, const KURL::List &urls)
+{
+ QStringList paths;
+
+ for (size_t i=0; i<urls.count(); ++i)
+ {
+ paths << extractPathNameRelative( baseDir, urls[i] );
+ }
+
+ return paths;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+QString URLUtil::relativePathToFile( const QString & dirUrl, const QString & fileUrl )
+{
+ if (dirUrl.isEmpty() || (dirUrl == "/"))
+ return fileUrl;
+
+ QStringList dir = QStringList::split("/", dirUrl, false);
+ QStringList file = QStringList::split("/", fileUrl, false);
+
+ QString resFileName = file.last();
+ file.remove(file.last());
+
+ uint i = 0;
+ while ( (i < dir.count()) && (i < (file.count())) && (dir[i] == file[i]) )
+ i++;
+
+ QString result_up;
+ QString result_down;
+ QString currDir;
+ QString currFile;
+ do
+ {
+ i >= dir.count() ? currDir = "" : currDir = dir[i];
+ i >= file.count() ? currFile = "" : currFile = file[i];
+ //qWarning("i = %d, currDir = %s, currFile = %s", i, currDir.latin1(), currFile.latin1());
+ if (currDir.isEmpty() && currFile.isEmpty())
+ break;
+ else if (currDir.isEmpty())
+ result_down += file[i] + "/";
+ else if (currFile.isEmpty())
+ result_up += "../";
+ else
+ {
+ result_down += file[i] + "/";
+ result_up += "../";
+ }
+ i++;
+ }
+ while ( (!currDir.isEmpty()) || (!currFile.isEmpty()) );
+
+ return result_up + result_down + resFileName;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+//TODO: remove for KDE4
+QString URLUtil::canonicalPath( const QString & path )
+{
+ QDir dir(path);
+ return dir.canonicalPath();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+//written by "Dawit A." <adawit@kde.org>
+//borrowed from his patch to KShell
+QString URLUtil::envExpand ( const QString& str )
+{
+ uint len = str.length();
+
+ if (len > 1 && str[0] == '$')
+ {
+ int pos = str.find ('/');
+
+ if (pos < 0)
+ pos = len;
+
+ char* ret = getenv( QConstString(str.unicode()+1, pos-1).string().local8Bit().data() );
+
+ if (ret)
+ {
+ QString expandedStr ( QFile::decodeName( ret ) );
+ if (pos < (int)len)
+ expandedStr += str.mid(pos);
+ return expandedStr;
+ }
+ }
+
+ return str;
+}
+