fix #1005 by making GRASS work in paths with blanks (windows-only)

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@8256 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: jef

src/plugins/grass/qgsgrassmodule.cpp

@@ -91,6 +91,16 @@ extern "C" {
 
 #include <gdal.h>         // to collect version information
 
+#if defined(WIN32)
+#include <windows.h>
+static QString getShortPath(const QString &path)
+{
+  TCHAR buf[MAX_PATH];
+  GetShortPathName( path.ascii(), buf, MAX_PATH);
+  return buf;
+}
+#endif
+
 bool QgsGrassModule::mExecPathInited = 0;
 QStringList QgsGrassModule::mExecPath;
 
@@ -107,10 +117,11 @@ QString QgsGrassModule::findExec ( QString file )
 
 #ifdef WIN32
     mExecPath = path.split ( ";" );
+    mExecPath.prepend ( getShortPath(QgsApplication::applicationDirPath()) );
 #else
     mExecPath = path.split ( ":" );
-#endif
     mExecPath.prepend ( QgsApplication::applicationDirPath() );
+#endif
     mExecPathInited = true;
   }
 
@@ -168,7 +179,7 @@ QStringList QgsGrassModule::execArguments ( QString module )
   }
   else // script
   {
-    QString cmd = QgsApplication::applicationDirPath() + "/msys/bin/sh";
+    QString cmd = getShortPath(QgsApplication::applicationDirPath()) + "/msys/bin/sh";
     arguments.append ( cmd );
 
     // Important! Otherwise it does not find DLL even if it is in PATH

src/plugins/grass/qgsgrassnewmapset.cpp

@@ -72,6 +72,16 @@ QString temp3(GRASS_VERSION_MINOR);
 QString temp4(GRASS_VERSION_RELEASE);
 #endif
 
+#if defined(WIN32)
+#include <windows.h>
+static QString getShortPath(const QString &path)
+{
+  TCHAR buf[MAX_PATH];
+  GetShortPathName( path.ascii(), buf, MAX_PATH);
+  return buf;
+}
+#endif
+
 bool QgsGrassNewMapset::mRunning = false;
 
 QgsGrassNewMapset::QgsGrassNewMapset ( QgisInterface *iface,
@@ -1348,7 +1358,11 @@ void QgsGrassNewMapset::createMapset()
     // TODO: add QgsGrass::setLocation or G_make_location with
     //       database path
     QgsGrass::activeMode(); // because it calls private gsGrass::init()
+#if defined(WIN32)
+    G__setenv( "GISDBASE", (char *) getShortPath(mDatabaseLineEdit->text()).ascii() );
+#else
     G__setenv( "GISDBASE", (char *) mDatabaseLineEdit->text().ascii() );
+#endif
 
     QgsGrass::resetError();
     int ret = G_make_location( (char *) location.ascii(), &mCellHead,

src/plugins/grass/qgsgrasstools.cpp

@@ -71,6 +71,16 @@ extern "C" {
 #include "qgsgrassmodel.h"
 #include "qgsgrassbrowser.h"
 
+#if defined(WIN32)
+#include <windows.h>
+static QString getShortPath(const QString &path)
+{
+  TCHAR buf[MAX_PATH];
+  GetShortPathName( path.ascii(), buf, MAX_PATH);
+  return buf;
+}
+#endif
+
 QgsGrassToolsTabWidget::QgsGrassToolsTabWidget( QWidget * parent ): 
   QTabWidget(parent)
 {
@@ -391,7 +401,11 @@ QgsGrassTools::~QgsGrassTools()
 
 QString QgsGrassTools::appDir(void)
 {
+#if defined(WIN32)
+  return getShortPath(QgsApplication::applicationDirPath());
+#else
   return QgsApplication::applicationDirPath();
+#endif
 }
 
 void QgsGrassTools::close(void)

src/providers/grass/qgsgrass.cpp

@@ -41,8 +41,14 @@ extern "C" {
 #include <grass/version.h>
 }
 
-#if defined(_MSC_VER)
-#include <windows.h>  // for GetCurrentProcessId()
+#if defined(WIN32)
+#include <windows.h>
+static QString getShortPath(const QString &path)
+{
+  TCHAR buf[MAX_PATH];
+  GetShortPathName( path.ascii(), buf, MAX_PATH);
+  return buf;
+}
 #endif
 
 void GRASS_EXPORT QgsGrass::init( void ) 
@@ -104,7 +110,7 @@ void GRASS_EXPORT QgsGrass::init( void )
 
 #ifdef WIN32
     // Use the applicationDirPath()/grass
-    gisBase = QCoreApplication::applicationDirPath() + "/grass";
+    gisBase = getShortPath( QCoreApplication::applicationDirPath() + "/grass" );
 #ifdef QGISDEBUG
     std::cerr << "GRASS gisBase = " << gisBase.ascii() << std::endl;
 #endif
@@ -148,6 +154,9 @@ void GRASS_EXPORT QgsGrass::init( void )
       userGisbase = false;
       break;
     }
+#if defined(WIN32)
+    gisBase = getShortPath(gisBase);
+#endif
   }
 
   if (!valid)
@@ -187,14 +196,11 @@ void GRASS_EXPORT QgsGrass::init( void )
 #ifdef WIN32
   // It seems that QgsApplication::prefixPath() 
   // is not initialized at this point
-  path.append ( sep + QCoreApplication::applicationDirPath() );
-#endif
+  path.append ( sep + getShortPath(QCoreApplication::applicationDirPath()) );
 
-#ifdef WIN32
   // Add path to MSYS bin
   // Warning: MSYS sh.exe will translate this path to '/bin'
-  path.append ( sep + QCoreApplication::applicationDirPath() 
-    + "/msys/bin/" );
+  path.append ( sep + getShortPath(QCoreApplication::applicationDirPath() + "/msys/bin/") );
 #endif
 
   QString p = getenv ("PATH");
@@ -262,7 +268,8 @@ bool QgsGrass::isValidGrassBaseDir(QString const gisBase)
 #ifdef QGISDEBUG
   std::cerr << "isValidGrassBaseDir()" << std::endl;
 #endif
-  if ( gisBase.isEmpty() )
+  // GRASS currently doesn't handle paths with blanks
+  if ( gisBase.isEmpty() || gisBase.contains(" ") )
   {
     return FALSE;
   }
@@ -316,7 +323,11 @@ void QgsGrass::setLocation( QString gisdbase, QString location )
   init();
 
   // Set principal GRASS variables (in memory)
-  G__setenv( "GISDBASE", (char *) gisdbase.ascii() );        
+#if defined(WIN32)
+  G__setenv( "GISDBASE", (char *) getShortPath(gisdbase).ascii() );
+#else
+  G__setenv( "GISDBASE", (char *) gisdbase.ascii() );
+#endif
   G__setenv( "LOCATION_NAME", (char *) location.ascii() );
   G__setenv( "MAPSET", "PERMANENT"); // PERMANENT must always exist
 
@@ -334,7 +345,11 @@ void QgsGrass::setMapset( QString gisdbase, QString location, QString mapset )
   init();
 
   // Set principal GRASS variables (in memory)
-  G__setenv( "GISDBASE", (char *) gisdbase.ascii() );        
+#if defined(WIN32)
+  G__setenv( "GISDBASE", (char *) getShortPath(gisdbase).ascii() );
+#else
+  G__setenv( "GISDBASE", (char *) gisdbase.ascii() );
+#endif
   G__setenv( "LOCATION_NAME", (char *) location.ascii() );
   G__setenv( "MAPSET", (char *) mapset.ascii() ); 
 
@@ -539,8 +554,12 @@ QString GRASS_EXPORT QgsGrass::openMapset ( QString gisdbase, QString location,
   putenv( gisrcEnvChar );
 
   // Reinitialize GRASS 
-  G__setenv( "GISRC", const_cast<char *>(gisrcEnv.ascii()) );        
-  G__setenv( "GISDBASE", const_cast<char *>(gisdbase.ascii()) );        
+  G__setenv( "GISRC", const_cast<char *>(gisrcEnv.ascii()) );    
+#if defined(WIN32)
+  G__setenv( "GISDBASE", const_cast<char *>(getShortPath(gisdbase).ascii()) );
+#else
+  G__setenv( "GISDBASE", const_cast<char *>(gisdbase.ascii()) );
+#endif
   G__setenv( "LOCATION_NAME", const_cast<char *>(location.ascii()) );
   G__setenv( "MAPSET", const_cast<char *>(mapset.ascii()) );
   defaultGisdbase = gisdbase;