Support "Deletion Time" role in Trash

This allows to sort by and show (both as additional data in icon view and column in column
view) deletion date of files in Trash.

CHANGELOG: It is now possible to view and sort by "Deletion Time" in Trash

BUG: 153492
FIXED-IN: 17.08.0

Differential Revision: https://phabricator.kde.org/D6269

diff --git a/src/kitemviews/kfileitemlistwidget.cpp b/src/kitemviews/kfileitemlistwidget.cpp
index d28ddd2e3df930e5291cc1b8382dacefee102f8d..fa98093b55bf85e91ee9242b11b2e7eb3c3f56be 100644 (file)
--- a/src/kitemviews/kfileitemlistwidget.cpp
+++ b/src/kitemviews/kfileitemlistwidget.cpp
@@ -80,7 +80,7 @@ QString KFileItemListWidgetInformant::roleText(const QByteArray& role,
             const KIO::filesize_t size = roleValue.value<KIO::filesize_t>();
             text = KFormat().formatByteSize(size);
         }
-    } else if (role == "modificationtime" || role == "accesstime") {
+    } else if (role == "modificationtime" || role == "accesstime" || role == "deletiontime") {
         const QDateTime dateTime = roleValue.toDateTime();
         text = QLocale().toString(dateTime, QLocale::ShortFormat);
     } else {

diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp
index 41ddb43b46436498061b4e6ec671f9b38a06a5ca..da64895fbe12df009d7e7b80d24b2e0d0bff2c4f 100644 (file)
--- a/src/kitemviews/kfileitemmodel.cpp
+++ b/src/kitemviews/kfileitemmodel.cpp
@@ -329,8 +329,21 @@ QList<QPair<int, QVariant> > KFileItemModel::groups() const
         switch (typeForRole(sortRole())) {
         case NameRole:        m_groups = nameRoleGroups(); break;
         case SizeRole:        m_groups = sizeRoleGroups(); break;
-        case ModificationTimeRole:        m_groups = timeRoleGroups(KFileItem::ModificationTime); break;
-        case AccessTimeRole:        m_groups = timeRoleGroups(KFileItem::AccessTime); break;
+        case ModificationTimeRole:
+            m_groups = timeRoleGroups([](const ItemData *item) {
+                return item->item.time(KFileItem::ModificationTime);
+            });
+            break;
+        case AccessTimeRole:
+            m_groups = timeRoleGroups([](const ItemData *item) {
+                return item->item.time(KFileItem::AccessTime);
+            });
+            break;
+        case DeletionTimeRole:
+            m_groups = timeRoleGroups([](const ItemData *item) {
+                return item->values.value("deletiontime").toDateTime();
+            });
+            break;
         case PermissionsRole: m_groups = permissionRoleGroups(); break;
         case RatingRole:      m_groups = ratingRoleGroups(); break;
         default:              m_groups = genericStringRoleGroups(sortRole()); break;
@@ -1321,6 +1334,7 @@ void KFileItemModel::prepareItemsForSorting(QList<ItemData*>& itemDataList)
     case GroupRole:
     case DestinationRole:
     case PathRole:
+    case DeletionTimeRole:
         // These roles can be determined with retrieveData, and they have to be stored
         // in the QHash "values" for the sorting.
         foreach (ItemData* itemData, itemDataList) {
@@ -1599,6 +1613,14 @@ QHash<QByteArray, QVariant> KFileItemModel::retrieveData(const KFileItem& item,
         data.insert(sharedValue("path"), path);
     }
 
+    if (m_requestRole[DeletionTimeRole]) {
+        QDateTime deletionTime;
+        if (item.url().scheme() == QLatin1String("trash")) {
+            deletionTime = QDateTime::fromString(item.entry().stringValue(KIO::UDSEntry::UDS_EXTRA + 1), Qt::ISODate);
+        }
+        data.insert(sharedValue("deletiontime"), deletionTime);
+    }
+
     if (m_requestRole[IsExpandableRole] && isDir) {
         data.insert(sharedValue("isExpandable"), true);
     }
@@ -1789,6 +1811,17 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         break;
     }
 
+    case DeletionTimeRole: {
+        const QDateTime dateTimeA = a->values.value("deletiontime").toDateTime();
+        const QDateTime dateTimeB = b->values.value("deletiontime").toDateTime();
+        if (dateTimeA < dateTimeB) {
+            result = -1;
+        } else if (dateTimeA > dateTimeB) {
+            result = +1;
+        }
+        break;
+    }
+
     case RatingRole: {
         result = a->values.value("rating").toInt() - b->values.value("rating").toInt();
         break;
@@ -1958,7 +1991,7 @@ QList<QPair<int, QVariant> > KFileItemModel::sizeRoleGroups() const
     return groups;
 }
 
-QList<QPair<int, QVariant> > KFileItemModel::timeRoleGroups(KFileItem::FileTimes which) const
+QList<QPair<int, QVariant> > KFileItemModel::timeRoleGroups(std::function<QDateTime(const ItemData *)> fileTimeCb) const
 {
     Q_ASSERT(!m_itemData.isEmpty());
 
@@ -1974,7 +2007,7 @@ QList<QPair<int, QVariant> > KFileItemModel::timeRoleGroups(KFileItem::FileTimes
             continue;
         }
 
-        const QDateTime fileTime = m_itemData.at(i)->item.time(which);
+        const QDateTime fileTime = fileTimeCb(m_itemData.at(i));
         const QDate fileDate = fileTime.date();
         if (fileDate == previousFileDate) {
             // The current item is in the same group as the previous item
@@ -2253,6 +2286,7 @@ const KFileItemModel::RoleInfoMap* KFileItemModel::rolesInfoMap(int& count)
         { "duration",    DurationRole,    I18N_NOOP2_NOSTRIP("@label", "Duration"),         I18N_NOOP2_NOSTRIP("@label", "Audio"),    true,  true  },
         { "track",       TrackRole,       I18N_NOOP2_NOSTRIP("@label", "Track"),            I18N_NOOP2_NOSTRIP("@label", "Audio"),    true,  true  },
         { "path",        PathRole,        I18N_NOOP2_NOSTRIP("@label", "Path"),             I18N_NOOP2_NOSTRIP("@label", "Other"),    false, false },
+        { "deletiontime",DeletionTimeRole,I18N_NOOP2_NOSTRIP("@label", "Deletion Time"),    I18N_NOOP2_NOSTRIP("@label", "Other"),    false, false },
         { "destination", DestinationRole, I18N_NOOP2_NOSTRIP("@label", "Link Destination"), I18N_NOOP2_NOSTRIP("@label", "Other"),    false, false },
         { "originUrl",   OriginUrlRole,   I18N_NOOP2_NOSTRIP("@label", "Downloaded From"),  I18N_NOOP2_NOSTRIP("@label", "Other"),    true,  false },
         { "permissions", PermissionsRole, I18N_NOOP2_NOSTRIP("@label", "Permissions"),      I18N_NOOP2_NOSTRIP("@label", "Other"),    false, false },

diff --git a/src/kitemviews/kfileitemmodel.h b/src/kitemviews/kfileitemmodel.h
index 9814ae55d2547de7dac0e18b63aea0ce5db51cb8..c73df905044aabac010526a279431435b6aa2271 100644 (file)
--- a/src/kitemviews/kfileitemmodel.h
+++ b/src/kitemviews/kfileitemmodel.h
@@ -30,6 +30,8 @@
 #include <QHash>
 #include <QSet>
 
+#include <functional>
+
 class KFileItemModelDirLister;
 class QTimer;
 
@@ -281,7 +283,7 @@ private:
     enum RoleType {
         // User visible roles:
         NoRole, NameRole, SizeRole, ModificationTimeRole, AccessTimeRole, PermissionsRole, OwnerRole,
-        GroupRole, TypeRole, DestinationRole, PathRole,
+        GroupRole, TypeRole, DestinationRole, PathRole, DeletionTimeRole,
         // User visible roles available with Baloo:
         CommentRole, TagsRole, RatingRole, ImageSizeRole, OrientationRole,
         WordCountRole, TitleRole, LineCountRole, ArtistRole, AlbumRole, DurationRole, TrackRole,
@@ -383,7 +385,7 @@ private:
 
     QList<QPair<int, QVariant> > nameRoleGroups() const;
     QList<QPair<int, QVariant> > sizeRoleGroups() const;
-    QList<QPair<int, QVariant> > timeRoleGroups(KFileItem::FileTimes which) const;
+    QList<QPair<int, QVariant> > timeRoleGroups(std::function<QDateTime(const ItemData *)> fileTimeCb) const;
     QList<QPair<int, QVariant> > permissionRoleGroups() const;
     QList<QPair<int, QVariant> > ratingRoleGroups() const;
     QList<QPair<int, QVariant> > genericStringRoleGroups(const QByteArray& typeForRole) const;