Adding upstream version 4.2.2.upstream/4.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 155 insertions, 0 deletions

diff --git a/ui/qt/models/fileset_entry_model.cpp b/ui/qt/models/fileset_entry_model.cpp
new file mode 100644
index 00000000..8c9f504b
--- /dev/null
+++ b/ui/qt/models/fileset_entry_model.cpp
@@ -0,0 +1,155 @@
+/* fileset_entry_model.cpp
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <ui/qt/models/fileset_entry_model.h>
+
+#include "wsutil/utf8_entities.h"
+
+#include <ui/qt/utils/qt_ui_utils.h>
+
+#include <QRegularExpression>
+
+FilesetEntryModel::FilesetEntryModel(QObject * parent) :
+    QAbstractItemModel(parent)
+{}
+
+QModelIndex FilesetEntryModel::index(int row, int column, const QModelIndex &) const
+{
+    if (row >= entries_.count() || row < 0 || column > ColumnCount) {
+        return QModelIndex();
+    }
+
+    return createIndex(row, column, const_cast<fileset_entry *>(entries_.at(row)));
+}
+
+int FilesetEntryModel::rowCount(const QModelIndex &) const
+{
+    return static_cast<int>(entries_.count());
+}
+
+QVariant FilesetEntryModel::data(const QModelIndex &index, int role) const
+{
+    if (! index.isValid() || index.row() >= rowCount())
+        return QVariant();
+
+    const fileset_entry *entry = static_cast<fileset_entry*>(index.internalPointer());
+    if (role == Qt::DisplayRole && entry) {
+        switch (index.column()) {
+        case Name:
+            return QString(entry->name);
+        case Created:
+        {
+            QString created = nameToDate(entry->name);
+            if (created.length() < 1) {
+                /* if this file doesn't follow the file set pattern, */
+                /* use the creation time of that file if available */
+                /* https://en.wikipedia.org/wiki/ISO_8601 */
+                /*
+                 * macOS provides 0 if the file system doesn't support the
+                 * creation time; FreeBSD provides -1.
+                 *
+                 * If this OS doesn't provide the creation time with stat(),
+                 * it will be 0.
+                 */
+                if (entry->ctime > 0) {
+                    created = time_tToString(entry->ctime);
+                } else {
+                    created = UTF8_EM_DASH;
+                }
+            }
+            return created;
+        }
+        case Modified:
+            return time_tToString(entry->mtime);
+        case Size:
+            return file_size_to_qstring(entry->size);
+        default:
+            break;
+        }
+    } else if (role == Qt::ToolTipRole) {
+        return QString(tr("Open this capture file"));
+    } else if (role == Qt::TextAlignmentRole) {
+        switch (index.column()) {
+        case Size:
+            // Not perfect but better than nothing.
+            return Qt::AlignRight;
+        default:
+            return Qt::AlignLeft;
+        }
+    }
+    return QVariant();
+}
+
+QVariant FilesetEntryModel::headerData(int section, Qt::Orientation, int role) const
+{
+    if (role != Qt::DisplayRole) return QVariant();
+
+    switch (section) {
+    case Name:
+        return tr("Filename");
+    case Created:
+        return tr("Created");
+    case Modified:
+        return tr("Modified");
+    case Size:
+        return tr("Size");
+    default:
+        break;
+    }
+    return QVariant();
+}
+
+void FilesetEntryModel::appendEntry(const fileset_entry *entry)
+{
+    emit beginInsertRows(QModelIndex(), rowCount(), rowCount());
+    entries_ << entry;
+    emit endInsertRows();
+}
+
+void FilesetEntryModel::clear()
+{
+    fileset_delete();
+    beginResetModel();
+    entries_.clear();
+    endResetModel();
+}
+
+QString FilesetEntryModel::nameToDate(const char *name) const {
+    QString dn;
+
+    if (!fileset_filename_match_pattern(name))
+        return NULL;
+
+    dn = name;
+    dn.remove(QRegularExpression(".*_"));
+    dn.truncate(14);
+    dn.insert(4, '-');
+    dn.insert(7, '-');
+    dn.insert(10, ' ');
+    dn.insert(13, ':');
+    dn.insert(16, ':');
+    return dn;
+}
+
+QString FilesetEntryModel::time_tToString(time_t clock) const
+{
+    struct tm *local = localtime(&clock);
+    if (!local) return UTF8_EM_DASH;
+
+    // yyyy-MM-dd HH:mm:ss
+    // The equivalent QDateTime call is pretty slow here, possibly related to QTBUG-21678
+    // and/or QTBUG-41714.
+    return QString("%1-%2-%3 %4:%5:%6")
+            .arg(local->tm_year + 1900, 4, 10, QChar('0'))
+            .arg(local->tm_mon+1, 2, 10, QChar('0'))
+            .arg(local->tm_mday, 2, 10, QChar('0'))
+            .arg(local->tm_hour, 2, 10, QChar('0'))
+            .arg(local->tm_min, 2, 10, QChar('0'))
+            .arg(local->tm_sec, 2, 10, QChar('0'));
+}