X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/6150ac5d5d8e2d10a30381407cec550ff0aa392c..509464cce954f7fc4b00a9dafc2bc6355eb99ec6:/src/views/viewproperties.cpp

diff --git a/src/views/viewproperties.cpp b/src/views/viewproperties.cpp
index 3a9a2a370..ff0c274be 100644
--- a/src/views/viewproperties.cpp
+++ b/src/views/viewproperties.cpp
@@ -42,6 +42,9 @@ namespace {
     // the details view as customized by the user. See
     // ViewProperties::visibleRoles() for more information.
     const char* CustomizedDetailsString = "CustomizedDetails";
+
+    // Filename that is used for storing the properties
+    const char* ViewPropertiesFileName = ".directory";
 }
 
 ViewProperties::ViewProperties(const KUrl& url) :
@@ -78,13 +81,13 @@ ViewProperties::ViewProperties(const KUrl& url) :
         m_filePath = destinationDir("remote") + m_filePath;
     }
 
-    const QString file = m_filePath + QDir::separator() + QLatin1String(".directory");
+    const QString file = m_filePath + QDir::separator() + ViewPropertiesFileName;
     m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
 
     // If the .directory file does not exist or the timestamp is too old,
     // use default values instead.
     const bool useDefaultProps = (!useGlobalViewProps || useDetailsViewWithPath) &&
-                                 (!QFileInfo(file).exists() ||
+                                 (!QFile::exists(file) ||
                                   (m_node->timestamp() < settings->viewPropsTimestamp()));
     if (useDefaultProps) {
         if (useDetailsViewWithPath) {
@@ -102,6 +105,22 @@ ViewProperties::ViewProperties(const KUrl& url) :
             m_changedProps = false;
         }
     }
+
+    if (m_node->version() < CurrentViewPropertiesVersion) {
+        // The view-properties have an outdated version. Convert the properties
+        // to the changes of the current version.
+        if (m_node->version() < AdditionalInfoViewPropertiesVersion) {
+            convertAdditionalInfo();
+            Q_ASSERT(m_node->version() == AdditionalInfoViewPropertiesVersion);
+        }
+
+        if (m_node->version() < NameRolePropertiesVersion) {
+            convertNameRoleToTextRole();
+            Q_ASSERT(m_node->version() == NameRolePropertiesVersion);
+        }
+
+        m_node->setVersion(CurrentViewPropertiesVersion);
+    }
 }
 
 ViewProperties::~ViewProperties()
@@ -177,10 +196,6 @@ void ViewProperties::setSortRole(const QByteArray& role)
 
 QByteArray ViewProperties::sortRole() const
 {
-    if (m_node->version() <= NameRolePropertiesVersion) {
-        const_cast<ViewProperties*>(this)->convertNameRoleToTextRole();
-    }
-
     return m_node->sortRole().toLatin1();
 }
 
@@ -212,6 +227,10 @@ bool ViewProperties::sortFoldersFirst() const
 
 void ViewProperties::setVisibleRoles(const QList<QByteArray>& roles)
 {
+    if (roles == visibleRoles()) {
+        return;
+    }
+
     // See ViewProperties::visibleRoles() for the storage format
     // of the additional information.
 
@@ -265,22 +284,11 @@ QList<QByteArray> ViewProperties::visibleRoles() const
     roles.append("text");
 
     // Iterate through all stored keys and append all roles that match to
-    // the curren view mode.
+    // the current view mode.
     const QString prefix = viewModePrefix();
     const int prefixLength = prefix.length();
 
-    QStringList visibleRoles = m_node->visibleRoles();
-    const int version = m_node->version();
-    if (visibleRoles.isEmpty() && version <= AdditionalInfoViewPropertiesVersion) {
-        // Convert the obsolete additionalInfo-property from older versions into the
-        // visibleRoles-property
-        const_cast<ViewProperties*>(this)->convertAdditionalInfo();
-        visibleRoles = m_node->visibleRoles();
-    } else if (version <= NameRolePropertiesVersion) {
-        const_cast<ViewProperties*>(this)->convertNameRoleToTextRole();
-        visibleRoles = m_node->visibleRoles();
-    }
-
+    const QStringList visibleRoles = m_node->visibleRoles();
     foreach (const QString& visibleRole, visibleRoles) {
         if (visibleRole.startsWith(prefix)) {
             const QByteArray role = visibleRole.right(visibleRole.length() - prefixLength).toLatin1();
@@ -327,6 +335,7 @@ void ViewProperties::setDirProperties(const ViewProperties& props)
     setSortFoldersFirst(props.sortFoldersFirst());
     setVisibleRoles(props.visibleRoles());
     setHeaderColumnWidths(props.headerColumnWidths());
+    m_node->setVersion(props.m_node->version());
 }
 
 void ViewProperties::setAutoSaveEnabled(bool autoSave)
@@ -347,17 +356,17 @@ void ViewProperties::update()
 
 void ViewProperties::save()
 {
+    kDebug() << "Saving view-properties to" << m_filePath;
     KStandardDirs::makeDir(m_filePath);
     m_node->setVersion(CurrentViewPropertiesVersion);
     m_node->writeConfig();
     m_changedProps = false;
 }
 
-KUrl ViewProperties::mirroredDirectory()
+bool ViewProperties::exist() const
 {
-    QString basePath = KGlobal::mainComponent().componentName();
-    basePath.append("/view_properties/");
-    return KUrl(KStandardDirs::locateLocal("data", basePath));
+    const QString file = m_filePath + QDir::separator() + ViewPropertiesFileName;
+    return QFile::exists(file);
 }
 
 QString ViewProperties::destinationDir(const QString& subDir) const
@@ -409,6 +418,7 @@ void ViewProperties::convertAdditionalInfo()
 
     m_node->setAdditionalInfo(QStringList());
     m_node->setVisibleRoles(visibleRoles);
+    m_node->setVersion(AdditionalInfoViewPropertiesVersion);
     update();
 }
 
@@ -416,7 +426,7 @@ void ViewProperties::convertNameRoleToTextRole()
 {
     QStringList visibleRoles = m_node->visibleRoles();
     for (int i = 0; i < visibleRoles.count(); ++i) {
-        if (visibleRoles[i].endsWith("_name")) {
+        if (visibleRoles[i].endsWith(QLatin1String("_name"))) {
             const int leftLength = visibleRoles[i].length() - 5;
             visibleRoles[i] = visibleRoles[i].left(leftLength) + "_text";
         }
@@ -429,6 +439,7 @@ void ViewProperties::convertNameRoleToTextRole()
 
     m_node->setVisibleRoles(visibleRoles);
     m_node->setSortRole(sortRole);
+    m_node->setVersion(NameRolePropertiesVersion);
     update();
 }
 
@@ -453,3 +464,10 @@ QString ViewProperties::directoryHashForUrl(const KUrl& url)
     hashString.replace('/', '-');
     return hashString;
 }
+
+KUrl ViewProperties::mirroredDirectory()
+{
+    QString basePath = KGlobal::mainComponent().componentName();
+    basePath.append("/view_properties/");
+    return KUrl(KStandardDirs::locateLocal("data", basePath));
+}