/
main.cpp
1817 lines (1617 loc) · 64.5 KB
/
main.cpp
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/***************************************************************************
main.cpp - description
-------------------
begin : Fri Jun 21 10:48:28 AKDT 2002
copyright : (C) 2002 by Gary E.Sherman
email : sherman at mrcc.com
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
//qt includes
#include <QBitmap>
#include <QDir>
#include <QFile>
#include <QFileInfo>
#include <QFont>
#include <QFontDatabase>
#include <QPixmap>
#include <QLocale>
#include <QSplashScreen>
#include <QString>
#include <QStringList>
#include <QStyle>
#include <QStyleFactory>
#include <QImageReader>
#include <QMessageBox>
#include <QStandardPaths>
#include <QScreen>
#include <cstdio>
#include <cstdlib>
#include <cstdarg>
#include "qgsconfig.h"
#if !defined(Q_OS_WIN)
#include "sigwatch.h"
#endif
#ifdef WIN32
#include <fcntl.h> /* _O_BINARY */
#include <windows.h>
#include <dbghelp.h>
#include <time.h>
#else
#include <getopt.h>
#endif
#ifdef Q_OS_MACX
#include <ApplicationServices/ApplicationServices.h>
#if MAC_OS_X_VERSION_MAX_ALLOWED < 1050
typedef SInt32 SRefCon;
#endif
#endif
#ifdef Q_OS_UNIX
// For getrlimit() / setrlimit()
#include <sys/resource.h>
#include <sys/time.h>
#endif
#ifdef HAVE_CRASH_HANDLER
#if defined(__GLIBC__) || defined(__FreeBSD__)
#define QGIS_CRASH
#include <unistd.h>
#include <execinfo.h>
#include <csignal>
#include <sys/wait.h>
#include <cerrno>
#endif
#endif
#include "qgscustomization.h"
#include "qgssettings.h"
#include "qgsfontutils.h"
#include "qgsmessagelog.h"
#include "qgspythonrunner.h"
#include "qgslocalec.h"
#include "qgisapp.h"
#include "qgsapplication.h"
#include "qgsconfig.h"
#include "qgsversion.h"
#include "qgsproject.h"
#include "qgsrectangle.h"
#include "qgslogger.h"
#include "qgsdxfexport.h"
#include "qgsvectorlayer.h"
#include "qgis_app.h"
#ifdef HAVE_CRASH_HANDLER
#include "qgscrashhandler.h"
#endif
#include "qgsziputils.h"
#include "qgsversionmigration.h"
#include "qgsfirstrundialog.h"
#include "qgsproxystyle.h"
#include "qgsmessagebar.h"
#include "qgsuserprofilemanager.h"
#include "qgsuserprofile.h"
#include "layers/qgsapplayerhandling.h"
#include "options/qgsuserprofileselectiondialog.h"
#ifdef HAVE_OPENCL
#include "qgsopenclutils.h"
#endif
/**
* Print QGIS version
*/
void version( )
{
const QString msg = QStringLiteral( "QGIS %1 '%2' (%3)\n" ).arg( VERSION ).arg( RELEASE_NAME ).arg( QGSVERSION );
std::cout << msg.toStdString();
}
/**
* Print usage text
*/
void usage( const QString &appName )
{
QStringList msg;
msg
<< QStringLiteral( "QGIS is a user friendly Open Source Geographic Information System.\n" )
<< QStringLiteral( "Usage: " ) << appName << QStringLiteral( " [OPTION] [FILE]\n" )
<< QStringLiteral( " OPTION:\n" )
<< QStringLiteral( "\t[-v, --version]\tdisplay version information and exit\n" )
<< QStringLiteral( "\t[-s, --snapshot filename]\temit snapshot of loaded datasets to given file\n" )
<< QStringLiteral( "\t[-w, --width width]\twidth of snapshot to emit\n" )
<< QStringLiteral( "\t[-h, --height height]\theight of snapshot to emit\n" )
<< QStringLiteral( "\t[-l, --lang language]\tuse language for interface text (changes existing override)\n" )
<< QStringLiteral( "\t[-p, --project projectfile]\tload the given QGIS project\n" )
<< QStringLiteral( "\t[-e, --extent xmin,ymin,xmax,ymax]\tset initial map extent\n" )
<< QStringLiteral( "\t[-n, --nologo]\thide splash screen\n" )
<< QStringLiteral( "\t[-V, --noversioncheck]\tdon't check for new version of QGIS at startup\n" )
<< QStringLiteral( "\t[-P, --noplugins]\tdon't restore plugins on startup\n" )
<< QStringLiteral( "\t[-B, --skipbadlayers]\tdon't prompt for missing layers\n" )
<< QStringLiteral( "\t[-C, --nocustomization]\tdon't apply GUI customization\n" )
<< QStringLiteral( "\t[-z, --customizationfile path]\tuse the given ini file as GUI customization\n" )
<< QStringLiteral( "\t[-g, --globalsettingsfile path]\tuse the given ini file as Global Settings (defaults)\n" )
<< QStringLiteral( "\t[-a, --authdbdirectory path] use the given directory for authentication database\n" )
<< QStringLiteral( "\t[-f, --code path]\trun the given python file on load\n" )
<< QStringLiteral( "\t[-F, --py-args arguments]\targuments for python. This arguments will be available for each python execution via 'sys.argv' included the file specified by '--code'. All arguments till '--' are passed to python and ignored by QGIS\n" )
<< QStringLiteral( "\t[-d, --defaultui]\tstart by resetting user ui settings to default\n" )
<< QStringLiteral( "\t[--hide-browser]\thide the browser widget\n" )
<< QStringLiteral( "\t[--dxf-export filename.dxf]\temit dxf output of loaded datasets to given file\n" )
<< QStringLiteral( "\t[--dxf-extent xmin,ymin,xmax,ymax]\tset extent to export to dxf\n" )
<< QStringLiteral( "\t[--dxf-symbology-mode none|symbollayer|feature]\tsymbology mode for dxf output\n" )
<< QStringLiteral( "\t[--dxf-scale-denom scale]\tscale for dxf output\n" )
<< QStringLiteral( "\t[--dxf-encoding encoding]\tencoding to use for dxf output\n" )
<< QStringLiteral( "\t[--dxf-map-theme maptheme]\tmap theme to use for dxf output\n" )
<< QStringLiteral( "\t[--take-screenshots output_path]\ttake screen shots for the user documentation\n" )
<< QStringLiteral( "\t[--screenshots-categories categories]\tspecify the categories of screenshot to be used (see QgsAppScreenShots::Categories).\n" )
<< QStringLiteral( "\t[--profile name]\tload a named profile from the users profiles folder.\n" )
<< QStringLiteral( "\t[-S, --profiles-path path]\tpath to store user profile folders. Will create profiles inside a {path}\\profiles folder \n" )
<< QStringLiteral( "\t[--version-migration]\tforce the settings migration from older version if found\n" )
#ifdef HAVE_OPENCL
<< QStringLiteral( "\t[--openclprogramfolder]\t\tpath to the folder containing the sources for OpenCL programs.\n" )
#endif
<< QStringLiteral( "\t[--help]\t\tthis text\n" )
<< QStringLiteral( "\t[--]\t\ttreat all following arguments as FILEs\n\n" )
<< QStringLiteral( " FILE:\n" )
<< QStringLiteral( " Files specified on the command line can include rasters, vectors,\n" )
<< QStringLiteral( " QGIS layer definition files (.qlr) and QGIS project files (.qgs and .qgz): \n" )
<< QStringLiteral( " 1. Rasters - supported formats include GeoTiff, DEM \n" )
<< QStringLiteral( " and others supported by GDAL\n" )
<< QStringLiteral( " 2. Vectors - supported formats include ESRI Shapefiles\n" )
<< QStringLiteral( " and others supported by OGR and PostgreSQL layers using\n" )
<< QStringLiteral( " the PostGIS extension\n" ) ; // OK
#ifdef Q_OS_WIN
MessageBox( nullptr,
msg.join( QString() ).toLocal8Bit().constData(),
"QGIS command line options",
MB_OK );
#else
std::cout << msg.join( QString() ).toLocal8Bit().constData();
#endif
} // usage()
/////////////////////////////////////////////////////////////////
// Command line options 'behavior' flag setup
////////////////////////////////////////////////////////////////
// These two are global so that they can be set by the OpenDocuments
// AppleEvent handler as well as by the main routine argv processing
// This behavior will cause QGIS to autoload a project
static QString sProjectFileName;
// This is the 'leftover' arguments collection
static QStringList sFileList;
/* Test to determine if this program was started on Mac OS X by double-clicking
* the application bundle rather then from a command line. If clicked, argv[1]
* contains a process serial number in the form -psn_0_1234567. Don't process
* the command line arguments in this case because argv[1] confuses the processing.
*/
bool bundleclicked( int argc, char *argv[] )
{
return ( argc > 1 && memcmp( argv[1], "-psn_", 5 ) == 0 );
}
void myPrint( const char *fmt, ... )
{
va_list ap;
va_start( ap, fmt );
#if defined(Q_OS_WIN)
char buffer[1024];
vsnprintf( buffer, sizeof buffer, fmt, ap );
OutputDebugString( buffer );
#else
vfprintf( stderr, fmt, ap );
#endif
va_end( ap );
}
static void dumpBacktrace( unsigned int depth )
{
if ( depth == 0 )
depth = 20;
#ifdef QGIS_CRASH
// Below there is a bunch of operations that are not safe in multi-threaded
// environment (dup()+close() combo, wait(), juggling with file descriptors).
// Maybe some problems could be resolved with dup2() and waitpid(), but it seems
// that if the operations on descriptors are not serialized, things will get nasty.
// That's why there's this lovely mutex here...
static QMutex sMutex;
QMutexLocker locker( &sMutex );
int stderr_fd = -1;
if ( access( "/usr/bin/c++filt", X_OK ) < 0 )
{
myPrint( "Stacktrace (c++filt NOT FOUND):\n" );
}
else
{
int fd[2];
if ( pipe( fd ) == 0 && fork() == 0 )
{
close( STDIN_FILENO ); // close stdin
// stdin from pipe
if ( dup( fd[0] ) != STDIN_FILENO )
{
QgsDebugMsg( QStringLiteral( "dup to stdin failed" ) );
}
close( fd[1] ); // close writing end
execl( "/usr/bin/c++filt", "c++filt", static_cast< char * >( nullptr ) );
perror( "could not start c++filt" );
exit( 1 );
}
myPrint( "Stacktrace (piped through c++filt):\n" );
stderr_fd = dup( STDERR_FILENO );
close( fd[0] ); // close reading end
close( STDERR_FILENO ); // close stderr
// stderr to pipe
int stderr_new = dup( fd[1] );
if ( stderr_new != STDERR_FILENO )
{
if ( stderr_new >= 0 )
close( stderr_new );
QgsDebugMsg( QStringLiteral( "dup to stderr failed" ) );
}
close( fd[1] ); // close duped pipe
}
void **buffer = new void *[ depth ];
int nptrs = backtrace( buffer, depth );
backtrace_symbols_fd( buffer, nptrs, STDERR_FILENO );
delete [] buffer;
if ( stderr_fd >= 0 )
{
int status;
close( STDERR_FILENO );
int dup_stderr = dup( stderr_fd );
if ( dup_stderr != STDERR_FILENO )
{
close( dup_stderr );
QgsDebugMsg( QStringLiteral( "dup to stderr failed" ) );
}
close( stderr_fd );
wait( &status );
}
#elif defined(Q_OS_WIN)
// TODO Replace with incoming QgsStackTrace
#else
Q_UNUSED( depth )
#endif
}
#ifdef QGIS_CRASH
void qgisCrash( int signal )
{
fprintf( stderr, "QGIS died on signal %d", signal );
QgsCrashHandler::handle( 0 );
if ( access( "/usr/bin/gdb", X_OK ) == 0 )
{
// take full stacktrace using gdb
// http://stackoverflow.com/questions/3151779/how-its-better-to-invoke-gdb-from-program-to-print-its-stacktrace
// unfortunately, this is not so simple. the proper method is way more OS-specific
// than this code would suggest, see http://stackoverflow.com/a/1024937
char exename[512];
#if defined(__FreeBSD__)
int len = readlink( "/proc/curproc/file", exename, sizeof( exename ) - 1 );
#else
int len = readlink( "/proc/self/exe", exename, sizeof( exename ) - 1 );
#endif
if ( len < 0 )
{
myPrint( "Could not read link (%d: %s)\n", errno, strerror( errno ) );
}
else
{
exename[ len ] = 0;
char pidstr[32];
snprintf( pidstr, sizeof pidstr, "--pid=%d", getpid() );
int gdbpid = fork();
if ( gdbpid == 0 )
{
// attach, backtrace and continue
execl( "/usr/bin/gdb", "gdb", "-q", "-batch", "-n", pidstr, "-ex", "thread", "-ex", "bt full", exename, NULL );
perror( "cannot exec gdb" );
exit( 1 );
}
else if ( gdbpid >= 0 )
{
int status;
waitpid( gdbpid, &status, 0 );
myPrint( "gdb returned %d\n", status );
}
else
{
myPrint( "Cannot fork (%d: %s)\n", errno, strerror( errno ) );
dumpBacktrace( 256 );
}
}
}
abort();
}
#endif
/*
* Hook into the qWarning/qFatal mechanism so that we can channel messages
* from libpng to the user.
*
* Some JPL WMS images tend to overload the libpng 1.2.2 implementation
* somehow (especially when zoomed in)
* and it would be useful for the user to know why their picture turned up blank
*
* Based on qInstallMsgHandler example code in the Qt documentation.
*
*/
void myMessageOutput( QtMsgType type, const QMessageLogContext &, const QString &msg )
{
switch ( type )
{
case QtDebugMsg:
myPrint( "%s\n", msg.toLocal8Bit().constData() );
if ( msg.startsWith( QLatin1String( "Backtrace" ) ) )
{
const QString trace = msg.mid( 9 );
dumpBacktrace( atoi( trace.toLocal8Bit().constData() ) );
}
break;
case QtCriticalMsg:
myPrint( "Critical: %s\n", msg.toLocal8Bit().constData() );
#ifdef QGISDEBUG
dumpBacktrace( 20 );
#endif
break;
case QtWarningMsg:
{
/* Ignore:
* - libpng iCPP known incorrect SRGB profile errors (which are thrown by 3rd party components
* we have no control over and have low value anyway);
* - QtSVG warnings with regards to lack of implementation beyond Tiny SVG 1.2
*/
if ( msg.contains( QLatin1String( "QXcbClipboard" ), Qt::CaseInsensitive ) ||
msg.contains( QLatin1String( "QGestureManager::deliverEvent" ), Qt::CaseInsensitive ) ||
msg.startsWith( QLatin1String( "libpng warning: iCCP: known incorrect sRGB profile" ), Qt::CaseInsensitive ) ||
msg.contains( QLatin1String( "Could not add child element to parent element because the types are incorrect" ), Qt::CaseInsensitive ) ||
msg.contains( QLatin1String( "OpenType support missing for" ), Qt::CaseInsensitive ) )
break;
myPrint( "Warning: %s\n", msg.toLocal8Bit().constData() );
#ifdef QGISDEBUG
// Print all warnings except setNamedColor.
// Only seems to happen on windows
if ( !msg.startsWith( QLatin1String( "QColor::setNamedColor: Unknown color name 'param" ), Qt::CaseInsensitive )
&& !msg.startsWith( QLatin1String( "Trying to create a QVariant instance of QMetaType::Void type, an invalid QVariant will be constructed instead" ), Qt::CaseInsensitive )
&& !msg.startsWith( QLatin1String( "Logged warning" ), Qt::CaseInsensitive ) )
{
// TODO: Verify this code in action.
dumpBacktrace( 20 );
// also be super obnoxious -- we DON'T want to allow these errors to be ignored!!
if ( QgisApp::instance() && QgisApp::instance()->messageBar() && QgisApp::instance()->thread() == QThread::currentThread() )
{
QgisApp::instance()->messageBar()->pushCritical( QStringLiteral( "Qt" ), msg );
}
else
{
QgsMessageLog::logMessage( msg, QStringLiteral( "Qt" ) );
}
}
#endif
// TODO: Verify this code in action.
if ( msg.startsWith( QLatin1String( "libpng error:" ), Qt::CaseInsensitive ) )
{
// Let the user know
QgsMessageLog::logMessage( msg, QStringLiteral( "libpng" ) );
}
break;
}
case QtFatalMsg:
{
myPrint( "Fatal: %s\n", msg.toLocal8Bit().constData() );
#ifdef QGIS_CRASH
qgisCrash( -1 );
#else
dumpBacktrace( 256 );
abort(); // deliberately dump core
#endif
break; // silence warnings
}
case QtInfoMsg:
myPrint( "Info: %s\n", msg.toLocal8Bit().constData() );
break;
}
}
#ifdef _MSC_VER
#undef APP_EXPORT
#define APP_EXPORT __declspec(dllexport)
#endif
#if defined(ANDROID) || defined(Q_OS_WIN)
// On Android, there there is a libqgis.so instead of a qgis executable.
// The main method symbol of this library needs to be exported so it can be called by java
// On Windows this main is included in qgis_app and called from mainwin.cpp
APP_EXPORT
#endif
int main( int argc, char *argv[] )
{
//log messages written before creating QgsApplication
QStringList preApplicationLogMessages;
#ifdef Q_OS_UNIX
// Increase file resource limits (i.e., number of allowed open files)
// (from code provided by Larry Biehl, Purdue University, USA, from 'MultiSpec' project)
// This is generally 256 for the soft limit on Mac
// NOTE: setrlimit() must come *before* initialization of stdio strings,
// e.g. before any debug messages, or setrlimit() gets ignored
// see: http://stackoverflow.com/a/17726104/2865523
struct rlimit rescLimit;
if ( getrlimit( RLIMIT_NOFILE, &rescLimit ) == 0 )
{
const rlim_t oldSoft( rescLimit.rlim_cur );
#ifdef OPEN_MAX
rlim_t newSoft( OPEN_MAX );
#else
rlim_t newSoft( 4096 );
#endif
const char *qgisMaxFileCount = getenv( "QGIS_MAX_FILE_COUNT" );
if ( qgisMaxFileCount )
newSoft = static_cast<rlim_t>( atoi( qgisMaxFileCount ) );
if ( rescLimit.rlim_cur < newSoft || qgisMaxFileCount )
{
rescLimit.rlim_cur = std::min( newSoft, rescLimit.rlim_max );
if ( setrlimit( RLIMIT_NOFILE, &rescLimit ) == 0 )
{
QgsDebugMsg( QStringLiteral( "RLIMIT_NOFILE Soft NEW: %1 / %2" )
.arg( rescLimit.rlim_cur ).arg( rescLimit.rlim_max ) );
}
}
Q_UNUSED( oldSoft ) //avoid warnings
QgsDebugMsg( QStringLiteral( "RLIMIT_NOFILE Soft/Hard ORIG: %1 / %2" )
.arg( oldSoft ).arg( rescLimit.rlim_max ) );
}
#endif
QgsDebugMsg( QStringLiteral( "Starting qgis main" ) );
#ifdef WIN32 // Windows
#ifdef _MSC_VER
_set_fmode( _O_BINARY );
#else //MinGW
_fmode = _O_BINARY;
#endif // _MSC_VER
#endif // WIN32
// Set up the custom qWarning/qDebug custom handler
#ifndef ANDROID
qInstallMessageHandler( myMessageOutput );
#endif
#ifdef QGIS_CRASH
signal( SIGQUIT, qgisCrash );
signal( SIGILL, qgisCrash );
signal( SIGFPE, qgisCrash );
signal( SIGSEGV, qgisCrash );
signal( SIGBUS, qgisCrash );
signal( SIGSYS, qgisCrash );
signal( SIGTRAP, qgisCrash );
signal( SIGXCPU, qgisCrash );
signal( SIGXFSZ, qgisCrash );
#endif
#ifdef _MSC_VER
SetUnhandledExceptionFilter( QgsCrashHandler::handle );
#endif
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
// initialize random number seed - not required for Qt 6
qsrand( time( nullptr ) );
#endif
/////////////////////////////////////////////////////////////////
// Command line options 'behavior' flag setup
////////////////////////////////////////////////////////////////
//
// Parse the command line arguments, looking to see if the user has asked for any
// special behaviors. Any remaining non command arguments will be kept aside to
// be passed as a list of layers and / or a project that should be loaded.
//
// This behavior is used to load the app, snapshot the map,
// save the image to disk and then exit
QString mySnapshotFileName;
QString configLocalStorageLocation;
QString profileName;
int mySnapshotWidth = 800;
int mySnapshotHeight = 600;
bool myHideSplash = false;
bool settingsMigrationForce = false;
bool mySkipVersionCheck = false;
bool hideBrowser = false;
#if defined(ANDROID)
QgsDebugMsg( QStringLiteral( "Android: Splash hidden" ) );
myHideSplash = true;
#endif
bool myRestoreDefaultWindowState = false;
bool myRestorePlugins = true;
bool mySkipBadLayers = false;
bool myCustomization = true;
QString dxfOutputFile;
QgsDxfExport::SymbologyExport dxfSymbologyMode = QgsDxfExport::SymbolLayerSymbology;
double dxfScale = 50000.0;
QString dxfEncoding = QStringLiteral( "CP1252" );
QString dxfMapTheme;
QgsRectangle dxfExtent;
bool takeScreenShots = false;
QString screenShotsPath;
int screenShotsCategories = 0;
// This behavior will set initial extent of map canvas, but only if
// there are no command line arguments. This gives a usable map
// extent when qgis starts with no layers loaded. When layers are
// loaded, we let the layers define the initial extent.
QString myInitialExtent;
if ( argc == 1 )
myInitialExtent = QStringLiteral( "-1,-1,1,1" );
// This behavior will allow you to force the use of a translation file
// which is useful for testing
QString translationCode;
// The user can specify a path which will override the default path of custom
// user settings (~/.qgis) and it will be used for QgsSettings INI file
QString authdbdirectory;
QString pythonfile;
QStringList pythonArgs;
QString customizationfile;
QString globalsettingsfile;
#ifdef HAVE_OPENCL
QString openClProgramFolder;
#endif
// TODO Fix android
#if defined(ANDROID)
QgsDebugMsg( QStringLiteral( "Android: All params stripped" ) );// Param %1" ).arg( argv[0] ) );
//put all QGIS settings in the same place
QString configpath = QgsApplication::qgisSettingsDirPath();
QgsDebugMsg( QStringLiteral( "Android: configpath set to %1" ).arg( configpath ) );
#endif
QStringList args;
{
QCoreApplication coreApp( argc, argv );
( void ) QgsApplication::resolvePkgPath(); // trigger storing of application path in QgsApplication
if ( !bundleclicked( argc, argv ) )
{
// Build a local QCoreApplication from arguments. This way, arguments are correctly parsed from their native locale
// It will use QString::fromLocal8Bit( argv ) under Unix and GetCommandLine() under Windows.
args = QCoreApplication::arguments();
for ( int i = 1; i < args.size(); ++i )
{
const QString &arg = args[i];
if ( arg == QLatin1String( "--help" ) || arg == QLatin1String( "-?" ) )
{
usage( args[0] );
return EXIT_SUCCESS;
}
else if ( arg == QLatin1String( "--version" ) || arg == QLatin1String( "-v" ) )
{
version();
return EXIT_SUCCESS;
}
else if ( arg == QLatin1String( "--nologo" ) || arg == QLatin1String( "-n" ) )
{
myHideSplash = true;
}
else if ( arg == QLatin1String( "--version-migration" ) )
{
settingsMigrationForce = true;
}
else if ( arg == QLatin1String( "--noversioncheck" ) || arg == QLatin1String( "-V" ) )
{
mySkipVersionCheck = true;
}
else if ( arg == QLatin1String( "--noplugins" ) || arg == QLatin1String( "-P" ) )
{
myRestorePlugins = false;
}
else if ( arg == QLatin1String( "--skipbadlayers" ) || arg == QLatin1String( "-B" ) )
{
QgsDebugMsg( QStringLiteral( "Skipping bad layers" ) );
mySkipBadLayers = true;
}
else if ( arg == QLatin1String( "--nocustomization" ) || arg == QLatin1String( "-C" ) )
{
myCustomization = false;
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--profile" ) ) )
{
profileName = args[++i];
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--profiles-path" ) || arg == QLatin1String( "-S" ) ) )
{
configLocalStorageLocation = QDir::toNativeSeparators( QFileInfo( args[++i] ).absoluteFilePath() );
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--snapshot" ) || arg == QLatin1String( "-s" ) ) )
{
mySnapshotFileName = QDir::toNativeSeparators( QFileInfo( args[++i] ).absoluteFilePath() );
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--width" ) || arg == QLatin1String( "-w" ) ) )
{
mySnapshotWidth = QString( args[++i] ).toInt();
}
else if ( arg == QLatin1String( "--hide-browser" ) )
{
hideBrowser = true;
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--height" ) || arg == QLatin1String( "-h" ) ) )
{
mySnapshotHeight = QString( args[++i] ).toInt();
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--lang" ) || arg == QLatin1String( "-l" ) ) )
{
translationCode = args[++i];
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--project" ) || arg == QLatin1String( "-p" ) ) )
{
const QString projectUri { args[++i] };
const QFileInfo projectFileInfo { projectUri };
if ( projectFileInfo.isFile() )
{
sProjectFileName = QDir::toNativeSeparators( projectFileInfo.absoluteFilePath() );
}
else
{
sProjectFileName = projectUri;
}
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--extent" ) || arg == QLatin1String( "-e" ) ) )
{
myInitialExtent = args[++i];
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--authdbdirectory" ) || arg == QLatin1String( "-a" ) ) )
{
authdbdirectory = QDir::toNativeSeparators( QDir( args[++i] ).absolutePath() );
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--code" ) || arg == QLatin1String( "-f" ) ) )
{
pythonfile = QDir::toNativeSeparators( QFileInfo( args[++i] ).absoluteFilePath() );
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--py-args" ) || arg == QLatin1String( "-F" ) ) )
{
// Handle all parameters till '--' as code args
for ( i++; i < args.size(); ++i )
{
if ( args[i] == QLatin1String( "--" ) )
{
i--;
break;
}
pythonArgs << args[i];
}
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--customizationfile" ) || arg == QLatin1String( "-z" ) ) )
{
customizationfile = QDir::toNativeSeparators( QFileInfo( args[++i] ).absoluteFilePath() );
}
else if ( i + 1 < argc && ( arg == QLatin1String( "--globalsettingsfile" ) || arg == QLatin1String( "-g" ) ) )
{
globalsettingsfile = QDir::toNativeSeparators( QFileInfo( args[++i] ).absoluteFilePath() );
}
else if ( arg == QLatin1String( "--defaultui" ) || arg == QLatin1String( "-d" ) )
{
myRestoreDefaultWindowState = true;
}
else if ( arg == QLatin1String( "--dxf-export" ) )
{
dxfOutputFile = args[++i];
}
else if ( arg == QLatin1String( "--dxf-extent" ) )
{
QgsLocaleNumC l;
QString ext( args[++i] );
QStringList coords( ext.split( ',' ) );
if ( coords.size() != 4 )
{
std::cerr << "invalid dxf extent " << ext.toStdString() << std::endl;
return 2;
}
for ( int i = 0; i < 4; i++ )
{
bool ok;
double d;
d = coords[i].toDouble( &ok );
if ( !ok )
{
std::cerr << "invalid dxf coordinate " << coords[i].toStdString() << " in extent " << ext.toStdString() << std::endl;
return 2;
}
switch ( i )
{
case 0:
dxfExtent.setXMinimum( d );
break;
case 1:
dxfExtent.setYMinimum( d );
break;
case 2:
dxfExtent.setXMaximum( d );
break;
case 3:
dxfExtent.setYMaximum( d );
break;
}
}
}
else if ( arg == QLatin1String( "--dxf-symbology-mode" ) )
{
QString mode( args[++i] );
if ( mode == QLatin1String( "none" ) )
{
dxfSymbologyMode = QgsDxfExport::NoSymbology;
}
else if ( mode == QLatin1String( "symbollayer" ) )
{
dxfSymbologyMode = QgsDxfExport::SymbolLayerSymbology;
}
else if ( mode == QLatin1String( "feature" ) )
{
dxfSymbologyMode = QgsDxfExport::FeatureSymbology;
}
else
{
std::cerr << "invalid dxf symbology mode " << mode.toStdString() << std::endl;
return 2;
}
}
else if ( arg == QLatin1String( "--dxf-scale-denom" ) )
{
bool ok;
QString scale( args[++i] );
dxfScale = scale.toDouble( &ok );
if ( !ok )
{
std::cerr << "invalid dxf scale " << scale.toStdString() << std::endl;
return 2;
}
}
else if ( arg == QLatin1String( "--dxf-encoding" ) )
{
dxfEncoding = args[++i];
}
else if ( arg == QLatin1String( "--dxf-map-theme" ) )
{
dxfMapTheme = args[++i];
}
else if ( arg == QLatin1String( "--take-screenshots" ) )
{
takeScreenShots = true;
screenShotsPath = args[++i];
}
else if ( arg == QLatin1String( "--screenshots-categories" ) )
{
screenShotsCategories = args[++i].toInt();
}
#ifdef HAVE_OPENCL
else if ( arg == QLatin1String( "--openclprogramfolder" ) )
{
openClProgramFolder = args[++i];
}
#endif
else if ( arg == QLatin1String( "--" ) )
{
for ( i++; i < args.size(); ++i )
sFileList.append( QDir::toNativeSeparators( QFileInfo( args[i] ).absoluteFilePath() ) );
}
else
{
sFileList.append( QDir::toNativeSeparators( QFileInfo( args[i] ).absoluteFilePath() ) );
}
}
}
}
/////////////////////////////////////////////////////////////////////
// If no --project was specified, parse the args to look for a //
// .qgs file and set myProjectFileName to it. This allows loading //
// of a project file by clicking on it in various desktop managers //
// where an appropriate mime-type has been set up. //
/////////////////////////////////////////////////////////////////////
if ( sProjectFileName.isEmpty() )
{
// check for a .qgs/z
for ( int i = 0; i < args.size(); i++ )
{
QString arg = QDir::toNativeSeparators( QFileInfo( args[i] ).absoluteFilePath() );
if ( arg.endsWith( QLatin1String( ".qgs" ), Qt::CaseInsensitive ) ||
arg.endsWith( QLatin1String( ".qgz" ), Qt::CaseInsensitive ) )
{
sProjectFileName = arg;
break;
}
}
}
/////////////////////////////////////////////////////////////////////
// Now we have the handlers for the different behaviors...
/////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////
// Initialize the application and the translation stuff
/////////////////////////////////////////////////////////////////////
#if defined(Q_OS_WIN)
// FIXES #29021
// Prevent Qt from treating the AltGr key as Ctrl+Alt on Windows, which causes shortcuts to be fired
// instead of entering some characters (eg "}", "|") on some keyboard layouts
// See https://doc.qt.io/qt-6/qguiapplication.html#platform-specific-arguments
qputenv( "QT_QPA_PLATFORM", "windows:altgr" );
#endif
#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC) && !defined(ANDROID)
bool myUseGuiFlag = nullptr != getenv( "DISPLAY" );
#else
bool myUseGuiFlag = true;
#endif
if ( !myUseGuiFlag )
{
std::cerr << QObject::tr(
"QGIS starting in non-interactive mode not supported.\n"
"You are seeing this message most likely because you "
"have no DISPLAY environment variable set.\n"
).toUtf8().constData();
exit( 1 ); //exit for now until a version of qgis is capable of running non interactive
}
// Set up for high DPI displays
// The following values are set by default in Qt 6
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
QCoreApplication::setAttribute( Qt::AA_EnableHighDpiScaling, true );
QCoreApplication::setAttribute( Qt::AA_UseHighDpiPixmaps );
QGuiApplication::setHighDpiScaleFactorRoundingPolicy( Qt::HighDpiScaleFactorRoundingPolicy::PassThrough );
#endif
// GUI customization is enabled according to settings (loaded when instance is created)
// we force disabled here if --nocustomization argument is used
if ( !myCustomization )
{
QgsCustomization::instance()->setEnabled( false );
}
QCoreApplication::setOrganizationName( QgsApplication::QGIS_ORGANIZATION_NAME );
QCoreApplication::setOrganizationDomain( QgsApplication::QGIS_ORGANIZATION_DOMAIN );
QCoreApplication::setApplicationName( QgsApplication::QGIS_APPLICATION_NAME );
QCoreApplication::setAttribute( Qt::AA_DontShowIconsInMenus, false );
// this is implicit in Qt 6 now
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
QCoreApplication::setAttribute( Qt::AA_DisableWindowContextHelpButton, true );
#endif
// Set up an OpenGL Context to be shared between threads beforehand
// for plugins that depend on Qt WebEngine module.
// As suggested by Qt documentation at:
// - https://doc.qt.io/qt-5/qtwebengine.html
// - https://code.qt.io/cgit/qt/qtwebengine.git/plain/src/webenginewidgets/api/qtwebenginewidgetsglobal.cpp
#if 0
// this is disabled, because it breaks Qt 3D. See
// https://interest.qt-project.narkive.com/GYwuMDac/qwebengineview-qsurfaceformat-errors-in-console
// https://bugreports.qt.io/browse/QTBUG-60614
// https://bugreports.qt.io/browse/QTBUG-60605
#if !defined(QT_NO_OPENGL)
QCoreApplication::setAttribute( Qt::AA_ShareOpenGLContexts, true );
#endif
#endif
// Set up the QgsSettings Global Settings:
// - use the path specified with --globalsettingsfile path,
// - use the environment if not found
// - use the AppDataLocation ($HOME/.local/share/QGIS/QGIS3 on Linux, roaming path on Windows)
// - use a default location as a fallback
if ( globalsettingsfile.isEmpty() )
{
globalsettingsfile = getenv( "QGIS_GLOBAL_SETTINGS_FILE" );
}
if ( globalsettingsfile.isEmpty() )
{
QStringList startupPaths = QStandardPaths::locateAll( QStandardPaths::AppDataLocation, QStringLiteral( "qgis_global_settings.ini" ) );
if ( !startupPaths.isEmpty() )
{
globalsettingsfile = startupPaths.at( 0 );
}
}
if ( globalsettingsfile.isEmpty() )
{
QString default_globalsettingsfile = QgsApplication::resolvePkgPath() + "/resources/qgis_global_settings.ini";
if ( QFile::exists( default_globalsettingsfile ) )
{
globalsettingsfile = default_globalsettingsfile;
}
}
if ( !globalsettingsfile.isEmpty() )
{
if ( !QgsSettings::setGlobalSettingsPath( globalsettingsfile ) )
{
preApplicationLogMessages << QObject::tr( "Invalid globalsettingsfile path: %1" ).arg( globalsettingsfile ), QStringLiteral( "QGIS" );
}
else
{
preApplicationLogMessages << QObject::tr( "Successfully loaded globalsettingsfile path: %1" ).arg( globalsettingsfile ), QStringLiteral( "QGIS" );
}
}