void QgsPluginManager::getPluginDescriptions()
{
QString sharedLibExtension;
#ifdef WIN32
sharedLibExtension = "*.dll";
#else
sharedLibExtension = "*.so*";
#endif
// check all libs in the current ans user plugins directories, and get name and descriptions
QSettings settings;
QStringList myPathList( lblPluginDir->text() );
QString myPaths = settings.value( "plugins/searchPathsForPlugins", "" ).toString();
if ( !myPaths.isEmpty() )
{
myPathList.append( myPaths.split( "|" ) );
}
for ( int j = 0; j < myPathList.size(); ++j )
{
QString myPluginDir = myPathList.at( j );
QDir pluginDir( myPluginDir, sharedLibExtension, QDir::Name | QDir::IgnoreCase, QDir::Files | QDir::NoSymLinks );
if ( pluginDir.count() == 0 )
{
QMessageBox::information( this, tr( "No Plugins" ), tr( "No QGIS plugins found in %1" ).arg( myPluginDir ) );
return;
}
QgsDebugMsg( "PLUGIN MANAGER:" );
for ( uint i = 0; i < pluginDir.count(); i++ )
{
QString lib = QString( "%1/%2" ).arg( myPluginDir ).arg( pluginDir[i] );
#ifdef TESTLIB
// This doesn't work on WIN32 and causes problems with plugins
// on OS X (the code doesn't cause a problem but including dlfcn.h
// renders plugins unloadable)
#if !defined(WIN32) && !defined(Q_OS_MACX)
// test code to help debug loading problems
// This doesn't work on WIN32 and causes problems with plugins
// on OS X (the code doesn't cause a problem but including dlfcn.h
// renders plugins unloadable)
//void *handle = dlopen((const char *) lib, RTLD_LAZY);
void *handle = dlopen( lib.toLocal8Bit().data(), RTLD_LAZY | RTLD_GLOBAL );
if ( !handle )
{
QgsDebugMsg( "Error in dlopen: " );
QgsDebugMsg( dlerror() );
}
else
{
QgsDebugMsg( "dlopen suceeded for " + lib );
dlclose( handle );
}
#endif //#ifndef WIN32 && Q_OS_MACX
#endif //#ifdef TESTLIB
QgsDebugMsg( "Examining: " + lib );
QLibrary *myLib = new QLibrary( lib );
bool loaded = myLib->load();
if ( !loaded )
{
QgsDebugMsg( QString( "Failed to load: %1 (%2)" ).arg( myLib->fileName() ).arg( myLib->errorString() ) );
delete myLib;
continue;
}
QgsDebugMsg( "Loaded library: " + myLib->fileName() );
// Don't bother with libraries that are providers
//if(!myLib->resolve("isProvider"))
//MH: Replaced to allow for plugins that are linked to providers
//type is only used in non-provider plugins
if ( !myLib->resolve( "type" ) )
{
delete myLib;
continue;
}
// resolve the metadata from plugin
name_t *pName = ( name_t * ) cast_to_fptr( myLib->resolve( "name" ) );
description_t *pDesc = ( description_t * ) cast_to_fptr( myLib->resolve( "description" ) );
category_t *pCat = ( category_t * ) cast_to_fptr( myLib->resolve( "category" ) );
version_t *pVersion = ( version_t * ) cast_to_fptr( myLib->resolve( "version" ) );
icon_t* pIcon = ( icon_t * ) cast_to_fptr( myLib->resolve( "icon" ) );
// show the values (or lack of) for each function
if ( pName )
{
QgsDebugMsg( "Plugin name: " + pName() );
}
else
{
QgsDebugMsg( "Plugin name not returned when queried" );
}
if ( pDesc )
{
QgsDebugMsg( "Plugin description: " + pDesc() );
}
else
{
QgsDebugMsg( "Plugin description not returned when queried" );
}
if ( pCat )
{
QgsDebugMsg( "Plugin category: " + pCat() );
}
else
{
QgsDebugMsg( "Plugin category not returned when queried" );
}
if ( pVersion )
{
QgsDebugMsg( "Plugin version: " + pVersion() );
}
else
{
QgsDebugMsg( "Plugin version not returned when queried" );
}
if ( pIcon )
{
QgsDebugMsg( "Plugin icon: " + pIcon() );
}
if ( !pName || !pDesc || !pVersion )
{
QgsDebugMsg( "Failed to get name, description, or type for " + myLib->fileName() );
delete myLib;
continue;
}
QString pluginName = pName();
QString pluginDesc = pDesc();
// if no category defined - use default value
QString pluginCat = ( pCat ? pCat() : tr( "Plugins" ) );
QString pluginVersion = pVersion();
QString pluginIconFileName = ( pIcon ? pIcon() : QString() );
QString baseName = QFileInfo( lib ).baseName();
QString myLibraryName = pluginDir[i];
// filtering will be done on the display role so give it name and desription
// user wont see this text since we are using a custome delegate
QStandardItem * mypDetailItem = new QStandardItem( pluginName + " - " + pluginDesc );
mypDetailItem->setData( myLibraryName, PLUGIN_LIBRARY_ROLE );
mypDetailItem->setData( myPluginDir, PLUGIN_DIRECTORY_ROLE );
mypDetailItem->setData( baseName, PLUGIN_BASE_NAME_ROLE ); //for matching in registry later
QgsDetailedItemData myData;
myData.setTitle( pluginName );
myData.setDetail( pluginDesc );
myData.setCategory( tr( "Installed in %1 menu/toolbar" ).arg( pluginCat ) );
myData.setRenderAsWidget( false );
myData.setCheckable( true );
myData.setChecked( false ); //start unchecked - we will check it later if needed
if ( pluginIconFileName.isEmpty() )
myData.setIcon( QPixmap( QgsApplication::defaultThemePath() + "/plugin.png" ) );
else
myData.setIcon( QPixmap( pluginIconFileName ) );
QgsDebugMsg( "Getting an instance of the QgsPluginRegistry" );
// check to see if the plugin is loaded and set the checkbox accordingly
QgsPluginRegistry *pRegistry = QgsPluginRegistry::instance();
// get the library using the plugin description
if ( !pRegistry->isLoaded( baseName ) )
{
QgsDebugMsg( "Couldn't find plugin in the registry" );
}
else
{
QgsDebugMsg( "Found plugin in the registry" );
// TODO: this check shouldn't be necessary, plugin base names must be unique
if ( pRegistry->library( baseName ) == myLib->fileName() )
{
// set the checkbox
myData.setChecked( true );
}
}
QVariant myVariant = qVariantFromValue( myData );
mypDetailItem->setData( myVariant, PLUGIN_DATA_ROLE );
// Add items to model
mModelPlugins->appendRow( mypDetailItem );
delete myLib;
}
}
}
bool pUpdateItem::operator>( const pUpdateItem& other ) const
{
return pVersion( version() ) > pVersion( other.version() );
}
bool pUpdateItem::operator>( const pVersion& other ) const
{
return pVersion( version() ) > other;
}
pVersion pUpdateItem::version() const
{
return pVersion( versionString() );
}
