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/* This file is part of the KDE libraries
* Copyright (C) 2000 Yves Arrouye <yves@realnames.com>
* Copyright (C) 2000 Dawit Alemayehu <adawit at 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.
**/
#include <config.h>
#include <kdebug.h>
#include <kiconloader.h>
#include <ktrader.h>
#include <kmimetype.h>
#include <klibloader.h>
#include <kstaticdeleter.h>
#include <kparts/componentfactory.h>
#ifdef HAVE_ELFICON
#include <tqimage.h>
#include "tdelficon.h"
#endif // HAVE_ELFICON
#include "kurifilter.h"
template class TQPtrList<KURIFilterPlugin>;
KURIFilterPlugin::KURIFilterPlugin( TQObject *parent, const char *name, double pri )
:TQObject( parent, name )
{
m_strName = TQString::fromLatin1( name );
m_dblPriority = pri;
}
void KURIFilterPlugin::setFilteredURI( KURIFilterData& data, const KURL& uri ) const
{
if ( data.uri() != uri )
{
data.m_pURI = uri;
data.m_bChanged = true;
}
}
class KURIFilterDataPrivate
{
public:
KURIFilterDataPrivate() {};
TQString abs_path;
TQString args;
TQString typedString;
};
KURIFilterData::KURIFilterData( const KURIFilterData& data )
{
m_iType = data.m_iType;
m_pURI = data.m_pURI;
m_strErrMsg = data.m_strErrMsg;
m_strIconName = data.m_strIconName;
m_bChanged = data.m_bChanged;
m_bCheckForExecutables = data.m_bCheckForExecutables;
d = new KURIFilterDataPrivate;
d->abs_path = data.absolutePath();
d->typedString = data.typedString();
d->args = data.argsAndOptions();
}
KURIFilterData::~KURIFilterData()
{
delete d;
d = 0;
}
void KURIFilterData::init( const KURL& url )
{
m_iType = KURIFilterData::UNKNOWN;
m_pURI = url;
m_strErrMsg = TQString::null;
m_strIconName = TQString::null;
m_bCheckForExecutables = true;
m_bChanged = true;
d = new KURIFilterDataPrivate;
d->typedString = url.url();
}
void KURIFilterData::init( const TQString& url )
{
m_iType = KURIFilterData::UNKNOWN;
m_pURI = url;
m_strErrMsg = TQString::null;
m_strIconName = TQString::null;
m_bCheckForExecutables = true;
m_bChanged = true;
d = new KURIFilterDataPrivate;
d->typedString = url;
}
void KURIFilterData::reinit(const KURL &url)
{
delete d;
init(url);
}
void KURIFilterData::reinit(const TQString &url)
{
delete d;
init(url);
}
TQString KURIFilterData::typedString() const
{
return d->typedString;
}
void KURIFilterData::setCheckForExecutables( bool check )
{
m_bCheckForExecutables = check;
}
bool KURIFilterData::hasArgsAndOptions() const
{
return !d->args.isEmpty();
}
bool KURIFilterData::hasAbsolutePath() const
{
return !d->abs_path.isEmpty();
}
bool KURIFilterData::setAbsolutePath( const TQString& absPath )
{
// Since a malformed URL could possibly be a relative
// URL we tag it as a possible local resource...
if( (!m_pURI.isValid() || m_pURI.isLocalFile()) )
{
d->abs_path = absPath;
return true;
}
return false;
}
TQString KURIFilterData::absolutePath() const
{
return d->abs_path;
}
TQString KURIFilterData::argsAndOptions() const
{
return d->args;
}
TQString KURIFilterData::iconName()
{
if( m_bChanged )
{
m_customIconPixmap = TQPixmap();
switch ( m_iType )
{
case KURIFilterData::LOCAL_FILE:
case KURIFilterData::LOCAL_DIR:
case KURIFilterData::NET_PROTOCOL:
{
m_strIconName = KMimeType::iconForURL( m_pURI );
break;
}
case KURIFilterData::EXECUTABLE:
{
TQString exeName = m_pURI.url();
exeName = exeName.mid( exeName.findRev( '/' ) + 1 ); // strip path if given
KService::Ptr service = KService::serviceByDesktopName( exeName );
if (service && service->icon() != TQString::fromLatin1( "unknown" ))
m_strIconName = service->icon();
// Try to find an icon with the same name as the binary (useful for non-tde apps)
// FIXME: We should only do this if the binary is in the system path somewhere,
// otherwise TDE could end up showing system icons for user binaries
else if ( !KGlobal::iconLoader()->loadIcon( exeName, KIcon::NoGroup, 16, KIcon::DefaultState, 0, true ).isNull() )
m_strIconName = exeName;
else {
// not found, try to load from elf file (if supported)
#ifdef HAVE_ELFICON
// Check for an embedded icon
unsigned int icon_size;
libr_icon *icon = NULL;
libr_file *handle = NULL;
libr_access_t access = LIBR_READ;
char libr_can_continue = 1;
if((handle = libr_open(const_cast<char*>(m_pURI.path().ascii()), access)) == NULL)
{
kdWarning() << "failed to open file" << m_pURI.path() << endl;
libr_can_continue = 0;
}
if (libr_can_continue == 1) {
icon_size = 32; // FIXME: Is this a reasonable size request for all possible usages of kurifilter?
icon = libr_icon_geticon_bysize(handle, icon_size);
if(icon == NULL)
{
kdWarning() << "failed to obtain ELF icon: " << libr_errmsg() << endl;
libr_close(handle);
libr_can_continue = 0;
}
if (libr_can_continue == 1) {
// See if the embedded icon name matches any icon file names already on the system
// If it does, use the system icon instead of the embedded one
int iconresnamefound = 0;
iconentry *entry = NULL;
iconlist icons;
if(!get_iconlist(handle, &icons))
{
// Failed to obtain a list of ELF icons
}
while((entry = get_nexticon(&icons, entry)) != NULL)
{
if (KGlobal::iconLoader()->iconPath(entry->name, 0, true) != "") {
iconresnamefound = 1;
m_strIconName = entry->name;
break;
}
}
if (iconresnamefound == 0) {
// Extract the embedded icon
size_t icon_data_length;
char* icondata = libr_icon_malloc(icon, &icon_data_length);
m_customIconPixmap.loadFromData(static_cast<uchar*>(static_cast<void*>(icondata)), icon_data_length); // EVIL CAST
if (icon_size != 0) {
TQImage ip = m_customIconPixmap.convertToImage();
ip = ip.smoothScale(icon_size, icon_size);
m_customIconPixmap.convertFromImage(ip);
}
free(icondata);
libr_icon_close(icon);
}
libr_close(handle);
}
}
#endif // HAVE_ELFICON
// not found, use default
m_strIconName = TQString::fromLatin1("exec");
}
break;
}
case KURIFilterData::HELP:
{
m_strIconName = TQString::fromLatin1("khelpcenter");
break;
}
case KURIFilterData::SHELL:
{
m_strIconName = TQString::fromLatin1("konsole");
break;
}
case KURIFilterData::ERROR:
case KURIFilterData::BLOCKED:
{
m_strIconName = TQString::fromLatin1("error");
break;
}
default:
m_strIconName = TQString::null;
break;
}
m_bChanged = false;
}
return m_strIconName;
}
TQPixmap KURIFilterData::customIconPixmap()
{
return m_customIconPixmap;
}
//******************************************** KURIFilterPlugin **********************************************
void KURIFilterPlugin::setArguments( KURIFilterData& data, const TQString& args ) const
{
data.d->args = args;
}
//******************************************** KURIFilter **********************************************
KURIFilter *KURIFilter::s_self;
static KStaticDeleter<KURIFilter> kurifiltersd;
KURIFilter *KURIFilter::self()
{
if (!s_self)
s_self = kurifiltersd.setObject(s_self, new KURIFilter);
return s_self;
}
KURIFilter::KURIFilter()
{
m_lstPlugins.setAutoDelete(true);
loadPlugins();
}
KURIFilter::~KURIFilter()
{
}
bool KURIFilter::filterURI( KURIFilterData& data, const TQStringList& filters )
{
bool filtered = false;
KURIFilterPluginList use_plugins;
// If we have a filter list, only include the once
// explicitly specified by it. Otherwise, use all available filters...
if( filters.isEmpty() )
use_plugins = m_lstPlugins; // Use everything that is loaded...
else
{
//kdDebug() << "Named plugins requested..." << endl;
for( TQStringList::ConstIterator lst = filters.begin(); lst != filters.end(); ++lst )
{
TQPtrListIterator<KURIFilterPlugin> it( m_lstPlugins );
for( ; it.current() ; ++it )
{
if( (*lst) == it.current()->name() )
{
//kdDebug() << "Will use filter plugin named: " << it.current()->name() << endl;
use_plugins.append( it.current() );
break; // We already found it ; so lets test the next named filter...
}
}
}
}
TQPtrListIterator<KURIFilterPlugin> it( use_plugins );
//kdDebug() << "Using " << use_plugins.count() << " out of the "
// << m_lstPlugins.count() << " available plugins" << endl;
for (; it.current() && !filtered; ++it)
{
//kdDebug() << "Using a filter plugin named: " << it.current()->name() << endl;
filtered |= it.current()->filterURI( data );
}
return filtered;
}
bool KURIFilter::filterURI( KURL& uri, const TQStringList& filters )
{
KURIFilterData data = uri;
bool filtered = filterURI( data, filters );
if( filtered ) uri = data.uri();
return filtered;
}
bool KURIFilter::filterURI( TQString& uri, const TQStringList& filters )
{
KURIFilterData data = uri;
bool filtered = filterURI( data, filters );
if( filtered ) uri = data.uri().url();
return filtered;
}
KURL KURIFilter::filteredURI( const KURL &uri, const TQStringList& filters )
{
KURIFilterData data = uri;
filterURI( data, filters );
return data.uri();
}
TQString KURIFilter::filteredURI( const TQString &uri, const TQStringList& filters )
{
KURIFilterData data = uri;
filterURI( data, filters );
return data.uri().url();
}
TQPtrListIterator<KURIFilterPlugin> KURIFilter::pluginsIterator() const
{
return TQPtrListIterator<KURIFilterPlugin>(m_lstPlugins);
}
TQStringList KURIFilter::pluginNames() const
{
TQStringList list;
for(TQPtrListIterator<KURIFilterPlugin> i = pluginsIterator(); *i; ++i)
list.append((*i)->name());
return list;
}
void KURIFilter::loadPlugins()
{
KTrader::OfferList offers = KTrader::self()->query( "KURIFilter/Plugin" );
KTrader::OfferList::ConstIterator it = offers.begin();
KTrader::OfferList::ConstIterator end = offers.end();
for (; it != end; ++it )
{
KURIFilterPlugin *plugin = KParts::ComponentFactory::createInstanceFromService<KURIFilterPlugin>( *it, 0, (*it)->desktopEntryName().latin1() );
if ( plugin )
m_lstPlugins.append( plugin );
}
// NOTE: Plugin priority is now determined by
// the entry in the .desktop files...
// TODO: Config dialog to differentiate "system"
// plugins from "user-defined" ones...
// m_lstPlugins.sort();
}
void KURIFilterPlugin::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
#include "kurifilter.moc"
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