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Diffstat (limited to 'filesharing/advanced/nfs/nfsfile.cpp')
| -rw-r--r-- | filesharing/advanced/nfs/nfsfile.cpp | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/filesharing/advanced/nfs/nfsfile.cpp b/filesharing/advanced/nfs/nfsfile.cpp new file mode 100644 index 00000000..229eb983 --- /dev/null +++ b/filesharing/advanced/nfs/nfsfile.cpp @@ -0,0 +1,261 @@ +/* + Copyright (c) 2004 Jan Schaefer <j_schaef@informatik.uni-kl.de> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ + +#include <pwd.h> +#include <time.h> +#include <unistd.h> + +#include <qfileinfo.h> +#include <qfile.h> +#include <qtextstream.h> +#include <qstringlist.h> + +#include <kdebug.h> +#include <kmessagebox.h> +#include <klocale.h> +#include <knfsshare.h> +#include <ktempfile.h> +#include <kprocio.h> + +#include "nfsfile.h" + +NFSFile::NFSFile(const KURL & url, bool readonly) +{ + _lines.setAutoDelete(true); + _entries.setAutoDelete(false); + _url = url; + _readonly = readonly; +} + +NFSFile::~NFSFile() +{ +} + +void NFSFile::addEntry(NFSEntry *entry) +{ + _lines.append(entry); + _entries.append(entry); +} + +void NFSFile::removeEntry(NFSEntry *entry) +{ + _entries.remove(entry); + _lines.remove(entry); +} + +bool NFSFile::hasEntry(NFSEntry *entry) +{ + return 0 < _entries.contains(entry); +} + + +NFSEntry* NFSFile::getEntryByPath(const QString & path) +{ + QString testPath = path.stripWhiteSpace(); + if ( testPath[testPath.length()-1] != '/' ) + testPath += '/'; + + for (NFSEntry* entry = _entries.first(); entry; entry = _entries.next()) + { + if (entry->path()==testPath) + return entry; + } + + return 0L; +} + +bool NFSFile::removeEntryByPath(const QString & path) { + NFSEntry* entry = getEntryByPath(path); + if (!entry) + return false; + + removeEntry(entry); + return true; +} + +EntryIterator NFSFile::getEntries() +{ + return EntryIterator(_entries); +} + + + + +bool NFSFile::load() +{ + QFile f(_url.path()); + + if ( !f.open(IO_ReadOnly) ) { + kdError() << "NFSFile::load: Could not open " << _url.path() << endl; + return false; + } + + _entries.clear(); + _lines.clear(); + + QTextStream s( &f ); + + bool continuedLine = false; // is true if the line before ended with a backslash + QString completeLine; + + while ( !s.eof() ) + { + QString currentLine = s.readLine().stripWhiteSpace(); + + if (continuedLine) { + completeLine += currentLine; + continuedLine = false; + } + else + completeLine = currentLine; + + // is the line continued in the next line ? + if ( completeLine[completeLine.length()-1] == '\\' ) + { + continuedLine = true; + // remove the ending backslash + completeLine.truncate( completeLine.length()-1 ); + continue; + } + + // empty lines + if (completeLine.isEmpty()) { + _lines.append(new NFSEmptyLine()); + continue; + } + + // comments + if ('#' == completeLine[0]) { + _lines.append(new NFSComment(completeLine)); + continue; + } + + QString path; + QString hosts; + + // Handle quotation marks + if ( completeLine[0] == '"' ) { + int i = completeLine.find('"',1); + if (i == -1) { + kdError() << "NFSFile: Parse error: Missing quotation mark: " + << completeLine << endl; + continue; + } + path = completeLine.mid(1,i-1); + hosts = completeLine.mid(i+1); + + } else { // no quotation marks + int i = completeLine.find(' '); + if (i == -1) + i = completeLine.find('\t'); + + if (i == -1) + path = completeLine; + else { + path = completeLine.left(i); + hosts = completeLine.mid(i+1).stripWhiteSpace(); + } + } + + // normalize path + if ( path[path.length()-1] != '/' ) + path += '/'; + + kdDebug(5009) << "KNFSShare: Found path: '" << path << "'" << endl; + NFSEntry *entry = new NFSEntry(path); + QStringList hostList = QStringList::split(' ', hosts); + + if (hostList.isEmpty()) { + NFSHost* host = new NFSHost("*"); + entry->addHost(host); + } else { + QStringList::iterator it; + for ( it = hostList.begin(); it != hostList.end(); ++it ) { + NFSHost* host = new NFSHost((*it).stripWhiteSpace()); + entry->addHost(host); + kdDebug(5009) << "KNFSShare: Found host: " << (*it) << " name='" + << host->name << "'" << endl; + } + } + + kdDebug(5009) << "KNFSShare: Found hosts: " << hosts << "'" << endl; + this->addEntry(entry); + } + + f.close(); + + + return true; + +} + +void NFSFile::saveTo(QTextStream * stream) { + QPtrListIterator<NFSLine> it(_lines); + + NFSLine *line; + while ( (line = it.current()) != 0 ) { + ++it; + *stream << line->toString() << endl; + } +} + +bool NFSFile::saveTo(const QString& fileName) { + QFile file(fileName); + if (!file.open(IO_WriteOnly)) + return false; + + QTextStream stream(&file); + saveTo(&stream); + file.close(); + return true; +} + +bool NFSFile::save() +{ + if (QFileInfo(_url.path()).isWritable() ) { + saveTo(_url.path()); + } else + { + + KTempFile tempFile; + saveTo(tempFile.name()); + tempFile.close(); + tempFile.setAutoDelete( true ); + + KProcIO proc; + + QString command = QString("cp %1 %2") + .arg(KProcess::quote( tempFile.name() )) + .arg(KProcess::quote( _url.path() )); + + if (restartNFSServer) + command +=";exportfs -ra"; + + if (!QFileInfo(_url.path()).isWritable() ) + proc<<"kdesu" << "-d" << "-c"<<command; + + if (!proc.start(KProcess::Block, true)) { + return false; + } + + + } + return true; +} + |