Resolved issue #582. Issue with standard path to shared data on Linux.

--HG--
branch : develop

ChangeLog.txt

@@ -44,6 +44,7 @@
 - [#577] 10 new colors added for the lines
 - [#570] Tiled PDF : Margin values correctly taken into account
 - [#580] Extend the list of heights.
+- [#582] Issue with standard path to shared data on Linux.
 
 # Version 0.4.5 October 15, 2016
 - [#435] Valentina doesn't change the cursor.

src/libs/ifc/xml/vabstractconverter.cpp

@@ -51,6 +51,12 @@
 VAbstractConverter::VAbstractConverter(const QString &fileName)
     :VDomDocument(), ver(0x0), fileName(fileName)
 {
+    QFileInfo info(fileName);
+    if (info.isSymLink() && not info.isWritable())
+    {
+        ReplaceSymLink();
+    }
+
     this->setXMLContent(fileName);
     const QString version = GetVersionStr();
     ver = GetVersion(version);
@@ -187,6 +193,23 @@ void VAbstractConverter::ReserveFile() const
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VAbstractConverter::ReplaceSymLink() const
+{
+    // See issue #582. Issue with standard path to shared data on Linux
+    // https://bitbucket.org/dismine/valentina/issues/582/issue-with-standard-path-to-shared-data-on
+    QFileInfo info(fileName);
+    if (info.isSymLink() && not info.isWritable())
+    {
+        QString error;
+        if (not SafeCopy(info.symLinkTarget(), fileName, error))
+        {
+            const QString errorMsg(tr("Error replacing a synlink by real file: %1.").arg(error));
+            throw VException(errorMsg);
+        }
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VAbstractConverter::Replace(QString &formula, const QString &newName, int position, const QString &token,
                                  int &bias) const

src/libs/ifc/xml/vabstractconverter.h

@@ -88,6 +88,7 @@ private:
     static void ValidateVersion(const QString &version);
 
     void ReserveFile() const;
+    void ReplaceSymLink() const;
 };
 
 #endif // VABSTRACTCONVERTER_H

src/libs/vmisc/vabstractapplication.cpp

@@ -113,6 +113,18 @@ VAbstractApplication::VAbstractApplication(int &argc, char **argv)
         // Connect this slot with VApplication::aboutToQuit.
         Settings()->sync();
     });
+
+#if !defined(Q_OS_WIN)
+    QDir standardPath(VCommonSettings::unixStandardSharePath);
+    const QDir localdata (QDir::homePath() + QDir::separator() + VCommonSettings::valentinaUnixHomeFolder);
+    if (standardPath.exists() && not localdata.exists())
+    {
+        if (localdata.mkdir(localdata.absolutePath()))
+        {
+            SymlinkCopyDirRecursive(standardPath.absolutePath(), localdata.absolutePath(), true);
+        }
+    }
+#endif // !defined(Q_OS_WIN)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -382,3 +394,54 @@ void VAbstractApplication::ClearTranslation()
         delete pmsTranslator;
     }
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+bool VAbstractApplication::SymlinkCopyDirRecursive(const QString &fromDir, const QString toDir, bool replaceOnConflit)
+{
+    QDir dir;
+    dir.setPath(fromDir);
+
+    foreach (QString copyFile, dir.entryList(QDir::Files))
+    {
+        const QString from = fromDir + QDir::separator() + copyFile;
+        const QString to = toDir + QDir::separator() + copyFile;
+
+        if (QFile::exists(to))
+        {
+            if (replaceOnConflit)
+            {
+                if (QFile::remove(to) == false)
+                {
+                    return false;
+                }
+            }
+            else
+            {
+                continue;
+            }
+        }
+
+        if (QFile::link(from, to) == false)
+        {
+            return false;
+        }
+    }
+
+    foreach (QString copyDir, dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot))
+    {
+        const QString from = fromDir + QDir::separator() + copyDir;
+        const QString to = toDir + QDir::separator() + copyDir;
+
+        if (dir.mkpath(to) == false)
+        {
+            return false;
+        }
+
+        if (SymlinkCopyDirRecursive(from, to, replaceOnConflit) == false)
+        {
+            return false;
+        }
+    }
+
+    return true;
+}

src/libs/vmisc/vabstractapplication.h

@@ -149,6 +149,8 @@ private:
     bool               openingPattern;
 
     void ClearTranslation();
+
+    static bool SymlinkCopyDirRecursive(const QString &fromDir, const QString toDir, bool replaceOnConflit);
 };
 
 

src/libs/vmisc/vcommonsettings.cpp

@@ -75,6 +75,11 @@ const QString VCommonSettings::SettingUserDefinedMaterials       = QStringLitera
 
 static const QString commonIniFilename = QStringLiteral("common");
 
+#if !defined(Q_OS_WIN)
+const QString VCommonSettings::unixStandardSharePath   = QStringLiteral("/usr/share/valentina");
+const QString VCommonSettings::valentinaUnixHomeFolder = QStringLiteral(".valentina");
+#endif
+
 //---------------------------------------------------------------------------------------------------------------------
 VCommonSettings::VCommonSettings(Format format, Scope scope, const QString &organization,
                             const QString &application, QObject *parent)
@@ -82,13 +87,12 @@ VCommonSettings::VCommonSettings(Format format, Scope scope, const QString &orga
 {}
 
 //---------------------------------------------------------------------------------------------------------------------
-QString VCommonSettings::StandardTablesPath() const
+QString VCommonSettings::SharePath(const QString &shareItem)
 {
-    const QString stPath = QStringLiteral("/tables/standard");
 #ifdef Q_OS_WIN
-    return QApplication::applicationDirPath() + stPath;
+    return QApplication::applicationDirPath() + shareItem;
 #elif defined(Q_OS_MAC)
-    QDir dirBundle(QApplication::applicationDirPath() + QStringLiteral("/../Resources") + stPath);
+    QDir dirBundle(QApplication::applicationDirPath() + QStringLiteral("/../Resources") + shareItem);
     if (dirBundle.exists())
     {
         return dirBundle.absolutePath();
@@ -99,33 +103,61 @@ QString VCommonSettings::StandardTablesPath() const
         appDir.cdUp();
         appDir.cdUp();
         appDir.cdUp();
-        QDir dir(appDir.absolutePath() + stPath);
+        QDir dir(appDir.absolutePath() + shareItem);
         if (dir.exists())
         {
             return dir.absolutePath();
         }
         else
         {
-            return QStringLiteral("/usr/share/valentina/tables/standard");
+            QDir dir(QDir::homePath() + QDir::separator() + VCommonSettings::valentinaUnixHomeFolder + shareItem);
+            if (dir.exists())
+            {
+                return dir.absolutePath();
+            }
+            else
+            {
+                return VCommonSettings::unixStandardSharePath + shareItem;
+            }
         }
     }
 #else // Unix
 #ifdef QT_DEBUG
-        return QApplication::applicationDirPath() + stPath;
+    return QApplication::applicationDirPath() + shareItem;
 #else
-        QDir dir(QApplication::applicationDirPath() + stPath);
+    QDir dir(QApplication::applicationDirPath() + shareItem);
     if (dir.exists())
     {
         return dir.absolutePath();
     }
     else
     {
-            return QStringLiteral("/usr/share/valentina/tables/standard");
+        QDir dir(QDir::homePath() + QDir::separator() + VCommonSettings::valentinaUnixHomeFolder + shareItem);
+        if (dir.exists())
+        {
+            return dir.absolutePath();
+        }
+        else
+        {
+            return VCommonSettings::unixStandardSharePath + shareItem;
+        }
     }
 #endif
 #endif
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+QString VCommonSettings::StandardTablesPath()
+{
+    return SharePath(QStringLiteral("/tables/standard"));
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QString VCommonSettings::TemplatesPath()
+{
+    return SharePath(QStringLiteral("/tables/templates"));
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QString VCommonSettings::GetPathIndividualMeasurements() const
 {
@@ -172,49 +204,6 @@ void VCommonSettings::SetPathTemplate(const QString &value)
     settings.sync();
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-QString VCommonSettings::TemplatesPath() const
-{
-    const QString stPath = QStringLiteral("/tables/templates");
-    const QString unixFullPath = QStringLiteral("/usr/share/valentina/tables/templates");
-#ifdef Q_OS_WIN
-    return QApplication::applicationDirPath() + stPath;
-#elif defined(Q_OS_MAC)
-    QDir dirBundle(QApplication::applicationDirPath() + QStringLiteral("/../Resources") + stPath);
-    if (dirBundle.exists())
-    {
-        return dirBundle.absolutePath();
-    }
-    else
-    {
-        QDir dir(QApplication::applicationDirPath() + stPath);
-        if (dir.exists())
-        {
-            return dir.absolutePath();
-        }
-        else
-        {
-            return unixFullPath;
-        }
-    }
-#else // Unix
-    #ifdef QT_DEBUG
-        Q_UNUSED(unixFullPath);
-        return QApplication::applicationDirPath() + stPath;
-    #else
-        QDir dir(QApplication::applicationDirPath() + stPath);
-        if (dir.exists())
-        {
-            return dir.absolutePath();
-        }
-        else
-        {
-            return unixFullPath;
-        }
-    #endif
-#endif
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 bool VCommonSettings::GetOsSeparator() const
 {

src/libs/vmisc/vcommonsettings.h

@@ -47,10 +47,11 @@ class VCommonSettings : public QSettings
     Q_OBJECT
 public:
     VCommonSettings(Format format, Scope scope, const QString &organization, const QString &application = QString(),
-              QObject *parent = 0);
+              QObject *parent = nullptr);
 
-    QString StandardTablesPath() const;
-    QString TemplatesPath() const;
+    static QString SharePath(const QString &shareItem);
+    static QString StandardTablesPath();
+    static QString TemplatesPath();
 
     QString GetPathIndividualMeasurements() const;
     void SetPathIndividualMeasurements(const QString &value);
@@ -125,6 +126,11 @@ public:
     bool GetForbidWorkpieceFlipping() const;
     void SetForbidWorkpieceFlipping(bool value);
 
+#if !defined(Q_OS_WIN)
+    static const QString unixStandardSharePath;
+    static const QString valentinaUnixHomeFolder;
+#endif
+
 private:
     Q_DISABLE_COPY(VCommonSettings)