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Diffstat (limited to 'tdeioslave/system/systemimpl.cpp')
| -rw-r--r-- | tdeioslave/system/systemimpl.cpp | 312 |
1 files changed, 312 insertions, 0 deletions
diff --git a/tdeioslave/system/systemimpl.cpp b/tdeioslave/system/systemimpl.cpp new file mode 100644 index 000000000..12732767c --- /dev/null +++ b/tdeioslave/system/systemimpl.cpp @@ -0,0 +1,312 @@ +/* This file is part of the KDE project + Copyright (c) 2004 Kevin Ottens <ervin ipsquad net> + + 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. +*/ + +#include "systemimpl.h" + +#include <kdebug.h> +#include <kglobalsettings.h> +#include <kstandarddirs.h> +#include <kdesktopfile.h> + +#include <tqapplication.h> +#include <tqeventloop.h> +#include <tqdir.h> +#include <tqfile.h> + +#include <sys/stat.h> + +SystemImpl::SystemImpl() : TQObject() +{ + TDEGlobal::dirs()->addResourceType("system_entries", + KStandardDirs::kde_default("data") + "systemview"); +} + +bool SystemImpl::listRoot(TQValueList<TDEIO::UDSEntry> &list) +{ + kdDebug() << "SystemImpl::listRoot" << endl; + + TQStringList names_found; + TQStringList dirList = TDEGlobal::dirs()->resourceDirs("system_entries"); + + TQStringList::ConstIterator dirpath = dirList.begin(); + TQStringList::ConstIterator end = dirList.end(); + for(; dirpath!=end; ++dirpath) + { + TQDir dir = *dirpath; + if (!dir.exists()) continue; + + TQStringList filenames + = dir.entryList( TQDir::Files | TQDir::Readable ); + + + TDEIO::UDSEntry entry; + + TQStringList::ConstIterator filename = filenames.begin(); + TQStringList::ConstIterator endf = filenames.end(); + + for(; filename!=endf; ++filename) + { + if (!names_found.contains(*filename)) + { + entry.clear(); + createEntry(entry, *dirpath, *filename); + if ( !entry.isEmpty() ) + { + list.append(entry); + names_found.append(*filename); + } + } + } + } + + return true; +} + +bool SystemImpl::parseURL(const KURL &url, TQString &name, TQString &path) const +{ + TQString url_path = url.path(); + + int i = url_path.find('/', 1); + if (i > 0) + { + name = url_path.mid(1, i-1); + path = url_path.mid(i+1); + } + else + { + name = url_path.mid(1); + path = TQString::null; + } + + return name != TQString::null; +} + +bool SystemImpl::realURL(const TQString &name, const TQString &path, + KURL &url) const +{ + url = findBaseURL(name); + if (!url.isValid()) + { + return false; + } + + url.addPath(path); + return true; +} + +bool SystemImpl::statByName(const TQString &filename, TDEIO::UDSEntry& entry) +{ + kdDebug() << "SystemImpl::statByName" << endl; + + TQStringList dirList = TDEGlobal::dirs()->resourceDirs("system_entries"); + + TQStringList::ConstIterator dirpath = dirList.begin(); + TQStringList::ConstIterator end = dirList.end(); + for(; dirpath!=end; ++dirpath) + { + TQDir dir = *dirpath; + if (!dir.exists()) continue; + + TQStringList filenames + = dir.entryList( TQDir::Files | TQDir::Readable ); + + + TQStringList::ConstIterator name = filenames.begin(); + TQStringList::ConstIterator endf = filenames.end(); + + for(; name!=endf; ++name) + { + if (*name==filename+".desktop") + { + createEntry(entry, *dirpath, *name); + return true; + } + } + } + + return false; +} + +KURL SystemImpl::findBaseURL(const TQString &filename) const +{ + kdDebug() << "SystemImpl::findBaseURL" << endl; + + TQStringList dirList = TDEGlobal::dirs()->resourceDirs("system_entries"); + + TQStringList::ConstIterator dirpath = dirList.begin(); + TQStringList::ConstIterator end = dirList.end(); + for(; dirpath!=end; ++dirpath) + { + TQDir dir = *dirpath; + if (!dir.exists()) continue; + + TQStringList filenames + = dir.entryList( TQDir::Files | TQDir::Readable ); + + + TDEIO::UDSEntry entry; + + TQStringList::ConstIterator name = filenames.begin(); + TQStringList::ConstIterator endf = filenames.end(); + + for(; name!=endf; ++name) + { + if (*name==filename+".desktop") + { + KDesktopFile desktop(*dirpath+filename+".desktop", true); + if ( desktop.readURL().isEmpty() ) + { + KURL url; + url.setPath( desktop.readPath() ); + return url; + } + + return desktop.readURL(); + } + } + } + + return KURL(); +} + + +static void addAtom(TDEIO::UDSEntry &entry, unsigned int ID, long l, + const TQString &s = TQString::null) +{ + TDEIO::UDSAtom atom; + atom.m_uds = ID; + atom.m_long = l; + atom.m_str = s; + entry.append(atom); +} + + +void SystemImpl::createTopLevelEntry(TDEIO::UDSEntry &entry) const +{ + entry.clear(); + addAtom(entry, TDEIO::UDS_NAME, 0, "."); + addAtom(entry, TDEIO::UDS_FILE_TYPE, S_IFDIR); + addAtom(entry, TDEIO::UDS_ACCESS, 0555); + addAtom(entry, TDEIO::UDS_MIME_TYPE, 0, "inode/system_directory"); + addAtom(entry, TDEIO::UDS_ICON_NAME, 0, "system"); +} + +TQString SystemImpl::readPathINL(TQString filename) +{ + bool isPathExpanded = false; + TQString unexpandedPath; + TQFile f( filename ); + if (!f.open(IO_ReadOnly)) + return TQString(); + // set the codec for the current locale + TQTextStream s(&f); + TQString line = s.readLine(); + while (!line.isNull()) + { + if (line.startsWith("Path=$(")) { + isPathExpanded = true; + unexpandedPath = line.remove("Path="); + } + line = s.readLine(); + } + if (isPathExpanded == false) { + KDesktopFile desktop(filename, true); + return desktop.readPath(); + } + else { + return unexpandedPath; + } +} + +void SystemImpl::createEntry(TDEIO::UDSEntry &entry, + const TQString &directory, + const TQString &file) +{ + kdDebug() << "SystemImpl::createEntry" << endl; + + KDesktopFile desktop(directory+file, true); + + kdDebug() << "path = " << directory << file << endl; + + entry.clear(); + + // Ensure that we really want this entry to be displayed + if ( desktop.readURL().isEmpty() && readPathINL(directory+file).isEmpty() ) + { + return; + } + + addAtom(entry, TDEIO::UDS_NAME, 0, desktop.readName()); + + TQString new_filename = file; + new_filename.truncate(file.length()-8); + + if ( desktop.readURL().isEmpty() ) + { + addAtom(entry, TDEIO::UDS_URL, 0, readPathINL(directory+file)); + } + else + { + addAtom(entry, TDEIO::UDS_URL, 0, "system:/"+new_filename); + } + + addAtom(entry, TDEIO::UDS_FILE_TYPE, S_IFDIR); + addAtom(entry, TDEIO::UDS_MIME_TYPE, 0, "inode/directory"); + + TQString icon = desktop.readIcon(); + TQString empty_icon = desktop.readEntry("EmptyIcon"); + + if (!empty_icon.isEmpty()) + { + KURL url = desktop.readURL(); + + m_lastListingEmpty = true; + + TDEIO::ListJob *job = TDEIO::listDir(url, false, false); + connect( job, TQT_SIGNAL( entries(TDEIO::Job *, + const TDEIO::UDSEntryList &) ), + this, TQT_SLOT( slotEntries(TDEIO::Job *, + const TDEIO::UDSEntryList &) ) ); + connect( job, TQT_SIGNAL( result(TDEIO::Job *) ), + this, TQT_SLOT( slotResult(TDEIO::Job *) ) ); + tqApp->eventLoop()->enterLoop(); + + if (m_lastListingEmpty) icon = empty_icon; + } + + addAtom(entry, TDEIO::UDS_ICON_NAME, 0, icon); +} + +void SystemImpl::slotEntries(TDEIO::Job *job, const TDEIO::UDSEntryList &list) +{ + if (list.size()>0) + { + job->kill(true); + m_lastListingEmpty = false; + tqApp->eventLoop()->exitLoop(); + } +} + +void SystemImpl::slotResult(TDEIO::Job *) +{ + tqApp->eventLoop()->exitLoop(); +} + + +#include "systemimpl.moc" |