BookmarkItem::DateAdded and LastModified fields

- add read support in FFJson for DateAdded and LastModified fields
- add read/write support in Xbel for DateAdded and LastModified fields
- BookmarkModel: set DateAdded on appendBookmark and appendFolder
- EditBookmarkDialog: set LastModified field when saving changes

5 files changed, 44 insertions, 5 deletions

diff --git a/lib/bookmarks/bookmarkformat.h b/lib/bookmarks/bookmarkformat.h
index 5cd1860..8b64420 100644
--- a/lib/bookmarks/bookmarkformat.h
+++ b/lib/bookmarks/bookmarkformat.h
@@ -24,7 +24,7 @@ class BookmarkFormat
 public:
     explicit BookmarkFormat(QIODevice *device)
     {
-        Q_CHECK_PTR(m_device);
+        Q_CHECK_PTR(device);
         m_device = device;
     }
     ~BookmarkFormat()
diff --git a/lib/bookmarks/bookmarkitem.h b/lib/bookmarks/bookmarkitem.h
index 8c9463f..6751526 100644
--- a/lib/bookmarks/bookmarkitem.h
+++ b/lib/bookmarks/bookmarkitem.h
@@ -27,6 +27,8 @@ public:
         Href,
         Tags,
         Description,
+        DateAdded,
+        LastModified,
         FieldCount
     };
 
diff --git a/lib/bookmarks/bookmarkmodel.cpp b/lib/bookmarks/bookmarkmodel.cpp
index 895b178..05df3d7 100644
--- a/lib/bookmarks/bookmarkmodel.cpp
+++ b/lib/bookmarks/bookmarkmodel.cpp
@@ -12,6 +12,7 @@
 #include <QBuffer>
 #include <QMimeData>
 #include <QRegularExpression>
+#include <QDateTime>
 
 BookmarkModel::BookmarkModel(QObject *parent)
     : QAbstractItemModel(parent)
@@ -132,6 +133,7 @@ QModelIndex BookmarkModel::appendBookmark(const QString &title, const QString &u
     int row = parentItem->childCount();
     beginInsertRows(parent, row, row);
     auto *childItem = new BookmarkItem({ title, url }, BookmarkItem::Bookmark, parentItem);
+    childItem->setData(BookmarkItem::DateAdded, QDateTime::currentDateTime());
     parentItem->appendChild(childItem);
     endInsertRows();
 
@@ -146,6 +148,7 @@ QModelIndex BookmarkModel::appendFolder(const QString &title, const QModelIndex
 
     beginInsertRows(parent, row, row);
     auto *childItem = new BookmarkItem({ title }, BookmarkItem::Folder, parentItem);
+    childItem->setData(BookmarkItem::DateAdded, QDateTime::currentDateTime());
     parentItem->appendChild(childItem);
     endInsertRows();
 
diff --git a/lib/bookmarks/formats/ffjson.cpp b/lib/bookmarks/formats/ffjson.cpp
index f173904..98f8e60 100644
--- a/lib/bookmarks/formats/ffjson.cpp
+++ b/lib/bookmarks/formats/ffjson.cpp
@@ -12,6 +12,20 @@
 #include <QJsonObject>
 #include <QJsonArray>
 #include <QDebug>
+#include <QDateTime>
+
+inline auto asDate(const QJsonValue &v)
+{
+    // timestamps in bookmarks.json are, for some reason, in *micro*seconds
+    return QDateTime::fromMSecsSinceEpoch(v.toVariant().toLongLong() / 1000);
+}
+
+inline void readElementData(const QJsonObject &object, BookmarkItem *item)
+{
+    item->setData(BookmarkItem::Title, object["title"].toString());
+    item->setData(BookmarkItem::DateAdded, asDate(object["dateAdded"]));
+    item->setData(BookmarkItem::LastModified, asDate(object["lastModified"]));
+}
 
 void readChildElements(const QJsonObject &object, BookmarkItem *item)
 {
@@ -22,13 +36,13 @@ void readChildElements(const QJsonObject &object, BookmarkItem *item)
         if(type == "text/x-moz-place-container") {
             auto *childItem = new BookmarkItem({}, BookmarkItem::Folder, item);
             childItem->setExpanded(true);
-            childItem->setData(BookmarkItem::Title, child["title"].toString());
+            readElementData(child, childItem);
             item->appendChild(childItem);
             readChildElements(child, childItem);
 
         } else if(type == "text/x-moz-place") {
             auto *childItem = new BookmarkItem({}, BookmarkItem::Bookmark, item);
-            childItem->setData(BookmarkItem::Title, child["title"].toString());
+            readElementData(child, childItem);
             childItem->setData(BookmarkItem::Href, child["uri"].toString());
             item->appendChild(childItem);
 
diff --git a/lib/bookmarks/formats/xbel.cpp b/lib/bookmarks/formats/xbel.cpp
index 174995d..bac2bc8 100644
--- a/lib/bookmarks/formats/xbel.cpp
+++ b/lib/bookmarks/formats/xbel.cpp
@@ -10,6 +10,7 @@
 #include "bookmarkitem.h"
 #include <QXmlStreamReader>
 #include <QXmlStreamWriter>
+#include <QDateTime>
 
 inline void readChildElements(QXmlStreamReader &reader, BookmarkItem *parent)
 {
@@ -17,6 +18,12 @@ inline void readChildElements(QXmlStreamReader &reader, BookmarkItem *parent)
         if(reader.name() == "title") {
             parent->setData(BookmarkItem::Title, reader.readElementText());
 
+        } else if(reader.name() == "dateAdded") {
+            parent->setData(BookmarkItem::DateAdded, QDateTime::fromString(reader.readElementText(), Qt::RFC2822Date));
+
+        } else if(reader.name() == "lastModified") {
+            parent->setData(BookmarkItem::LastModified, QDateTime::fromString(reader.readElementText(), Qt::RFC2822Date));
+
         } else if(reader.name() == "tags") {
             parent->setData(BookmarkItem::Tags, reader.readElementText().split(";"));
 
@@ -54,6 +61,19 @@ void Xbel::read(QIODevice *device, BookmarkItem *item)
     }
 }
 
+inline void writeCommon(QXmlStreamWriter &writer, const BookmarkItem *item)
+{
+    writer.writeTextElement("title", item->data(BookmarkItem::Title).toString());
+
+    const auto dateAdded = item->data(BookmarkItem::DateAdded);
+    if(!dateAdded.isNull())
+        writer.writeTextElement("dateAdded", dateAdded.toDateTime().toString(Qt::RFC2822Date));
+
+    const auto lastModified = item->data(BookmarkItem::LastModified);
+    if(!lastModified.isNull())
+        writer.writeTextElement("lastModified", lastModified.toDateTime().toString(Qt::RFC2822Date));
+}
+
 inline void writeChildElements(QXmlStreamWriter &writer, const BookmarkItem *item)
 {
     switch(item->type()) {
@@ -66,7 +86,7 @@ inline void writeChildElements(QXmlStreamWriter &writer, const BookmarkItem *ite
     case BookmarkItem::Folder:
         writer.writeStartElement("folder");
         writer.writeAttribute("folded", !item->isExpanded() ? "yes" : "no");
-        writer.writeTextElement("title", item->data(BookmarkItem::Title).toString());
+        writeCommon(writer, item);
         if(!item->data(BookmarkItem::Tags).isNull())
             writer.writeTextElement("tags", item->data(BookmarkItem::Tags).toStringList().join(";"));
         if(!item->data(BookmarkItem::Description).isNull())
@@ -82,7 +102,7 @@ inline void writeChildElements(QXmlStreamWriter &writer, const BookmarkItem *ite
     case BookmarkItem::Bookmark:
         writer.writeStartElement("bookmark");
         writer.writeAttribute("href", item->data(BookmarkItem::Href).toString());
-        writer.writeTextElement("title", item->data(BookmarkItem::Title).toString());
+        writeCommon(writer, item);
         if(!item->data(BookmarkItem::Tags).isNull())
             writer.writeTextElement("tags", item->data(BookmarkItem::Tags).toStringList().join(";"));
         if(!item->data(BookmarkItem::Description).isNull())