Added virtual file metadata

Puxtril · Oct 6, 2024 · 39b0f8f · 39b0f8f
1 parent 3592f86
commit 39b0f8f
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Showing 5 changed files with 150 additions and 23 deletions.
diff --git a/include/ui/MetadataPreview.h b/include/ui/MetadataPreview.h
@@ -9,16 +9,21 @@
 
 class MetdataPreview
 {
-    QWidget* m_parentWidget;
-    QVBoxLayout* m_layout;
+    QPlainTextEdit* m_textWidget;
+    QLabel* m_labelCompressed;
+    QLabel* m_labelDecompressed;
+    QLabel* m_labelModified;
 
 public:
     MetdataPreview();
 
-    void setupUis(QWidget* parentWidget, QVBoxLayout* parentLayout);
+    void setupUis(QPlainTextEdit* textWidget, QLabel* compressed, QLabel* decompressed, QLabel* modified);
     void setData(LotusLib::PackagesReader* pkgs, const std::string& pkgName, const LotusLib::LotusPath& internalPath);
     void clearPreview();
 
 private:
     void setupCommonHeader(LotusLib::FileEntry& fileEntry);
+    void setFiledata(LotusLib::PackageReader& pkgs, LotusLib::FileEntry& fileEntry);
+    static QString timestampToQString(int64_t input);
+    static QString filesizeToQString(int input);
 };
diff --git a/lib/LotusLib b/lib/LotusLib
diff --git a/src/ui/MetadataPreview.cpp b/src/ui/MetadataPreview.cpp
@@ -1,41 +1,39 @@
 #include "ui/MetadataPreview.h"
 
 MetdataPreview::MetdataPreview()
-    : m_parentWidget(nullptr), m_layout(nullptr)
+    : m_textWidget(nullptr)
 { }
 
 void
-MetdataPreview::setupUis(QWidget* parentWidget, QVBoxLayout* parentLayout)
+MetdataPreview::setupUis(QPlainTextEdit* textWidget, QLabel* compressed, QLabel* decompressed, QLabel* modified)
 {
-    m_parentWidget = parentWidget;
-    m_layout = parentLayout;
+    m_textWidget = textWidget;
+    m_labelCompressed = compressed;
+    m_labelDecompressed = decompressed;
+    m_labelModified = modified;
 }
 
 void
 MetdataPreview::setData(LotusLib::PackagesReader* pkgs, const std::string& pkgName, const LotusLib::LotusPath& internalPath)
 {
     LotusLib::FileEntry fileEntry = pkgs->getPackage(pkgName).value().getFile(internalPath, LotusLib::READ_COMMON_HEADER);
     setupCommonHeader(fileEntry);
+    auto pkg = pkgs->getPackage(pkgName).value();
+    setFiledata(pkg, fileEntry);
 }
 
 void
 MetdataPreview::clearPreview()
 {
-    for (QWidget* x : m_parentWidget->findChildren<QWidget*>(Qt::FindDirectChildrenOnly))
-        delete x;
+    m_textWidget->clear();
+    m_labelModified->clear();
+    m_labelCompressed->clear();
+    m_labelDecompressed->clear();
 }
 
 void
 MetdataPreview::setupCommonHeader(LotusLib::FileEntry& fileEntry)
 {
-    QLabel* label = new QLabel(m_parentWidget);
-    m_layout->addWidget(label);
-
-    label->setText("Common Header");
-
-    QPlainTextEdit* textEdit = new QPlainTextEdit(m_parentWidget);
-    m_layout->addWidget(textEdit);
-
     std::stringstream outStr;
 
     outStr << "Type Enum: ";
@@ -59,5 +57,61 @@ MetdataPreview::setupCommonHeader(LotusLib::FileEntry& fileEntry)
 
 
     std::string outStrTmp = outStr.str();
-    textEdit->setPlainText(QString(outStrTmp.c_str()));
+    m_textWidget->setPlainText(QString(outStrTmp.c_str()));
+}
+
+void
+MetdataPreview::setFiledata(LotusLib::PackageReader& pkgs, LotusLib::FileEntry& fileEntry)
+{
+    m_labelModified->setText(timestampToQString(fileEntry.metadata->getTimeStamp()));
+    int totalCompressed = fileEntry.metadata->getCompLen();
+    int totalDecompressed = fileEntry.metadata->getLen();
+
+    try
+    {
+        const LotusLib::FileEntries::FileNode* bNode = pkgs.getFileNode(fileEntry.internalPath, LotusLib::PackageTrioType::B);
+        totalCompressed += bNode->getCompLen();
+        totalDecompressed += bNode->getLen();
+    }
+    catch (LotusLib::LotusException& ex) {}
+
+    try
+    {
+        const LotusLib::FileEntries::FileNode* fNode = pkgs.getFileNode(fileEntry.internalPath, LotusLib::PackageTrioType::F);
+        totalCompressed += fNode->getCompLen();
+        totalDecompressed += fNode->getLen();
+    }
+    catch (LotusLib::LotusException& ex) {}
+
+    m_labelCompressed->setText(filesizeToQString(totalCompressed));
+    m_labelDecompressed->setText(filesizeToQString(totalDecompressed));
+}
+
+QString
+MetdataPreview::timestampToQString(int64_t input)
+{
+    time_t epochTime = input / 10000000UL - 11644473600UL;
+	const tm* timeInfo = gmtime(&std::max((time_t)0, epochTime));
+
+    char s[16];
+    strftime(s, 16, "%b %d, %Y", timeInfo);
+    return QString(s);
+}
+
+QString
+MetdataPreview::filesizeToQString(int input)
+{
+    static std::array<std::string, 5> prefixes {"B", "KB", "MB", "GB", "TB"};
+
+    int prefixIndex = 0;
+    float sizedDown = input;
+
+    while (sizedDown > 1024 && prefixIndex < 4)
+    {
+        sizedDown /= 1024;
+        prefixIndex++;
+    }
+
+    std::string sizeStr = std::to_string((int)sizedDown) + " " + prefixes[prefixIndex];
+    return QString(sizeStr.c_str());
 }
diff --git a/src/ui/UIExporter.cpp b/src/ui/UIExporter.cpp
@@ -39,7 +39,7 @@ UiExporter::setup(UiMainWindow *MainWindow)
     connect(&m_exporterFileThread, &ExporterFileThread::extractComplete, this, &UiExporter::extractComplete);
 
     m_previewManager.setupUis(this->Preview, this->verticalLayout_3, this->PreviewButtonsArea, this->horizontalLayout_5);
-    m_metadataPreview.setupUis(this->Metadata, this->verticalLayout);
+    m_metadataPreview.setupUis(this->MetadataCommonHeader, this->MetadataCompressedValue, this->MetadataDecompressedValue, this->MetadataModifiedValue);
     m_formatPreview.setupUis(this->Format, this->verticalLayout_6);
 }
 

diff --git a/ui/Exporter.ui b/ui/Exporter.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>699</width>
-    <height>562</height>
+    <width>725</width>
+    <height>604</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -119,7 +119,75 @@
              <attribute name="title">
               <string>Metadata</string>
              </attribute>
-             <layout class="QVBoxLayout" name="verticalLayout"/>
+             <layout class="QVBoxLayout" name="verticalLayout">
+              <item>
+               <widget class="QPlainTextEdit" name="MetadataCommonHeader"/>
+              </item>
+              <item>
+               <layout class="QGridLayout" name="gridLayout">
+                <item row="0" column="0">
+                 <widget class="QLabel" name="MetadataModifiedLabel">
+                  <property name="maximumSize">
+                   <size>
+                    <width>120</width>
+                    <height>16777215</height>
+                   </size>
+                  </property>
+                  <property name="text">
+                   <string>Modified</string>
+                  </property>
+                 </widget>
+                </item>
+                <item row="2" column="1">
+                 <widget class="QLabel" name="MetadataDecompressedValue">
+                  <property name="text">
+                   <string/>
+                  </property>
+                 </widget>
+                </item>
+                <item row="2" column="0">
+                 <widget class="QLabel" name="MetadataDecompressedLabel">
+                  <property name="maximumSize">
+                   <size>
+                    <width>120</width>
+                    <height>16777215</height>
+                   </size>
+                  </property>
+                  <property name="text">
+                   <string>Decompressed</string>
+                  </property>
+                 </widget>
+                </item>
+                <item row="1" column="0">
+                 <widget class="QLabel" name="MetadataCompressedLabel">
+                  <property name="maximumSize">
+                   <size>
+                    <width>120</width>
+                    <height>16777215</height>
+                   </size>
+                  </property>
+                  <property name="text">
+                   <string>Compressed</string>
+                  </property>
+                 </widget>
+                </item>
+                <item row="1" column="1">
+                 <widget class="QLabel" name="MetadataCompressedValue">
+                  <property name="text">
+                   <string/>
+                  </property>
+                 </widget>
+                </item>
+                <item row="0" column="1">
+                 <widget class="QLabel" name="MetadataModifiedValue">
+                  <property name="text">
+                   <string/>
+                  </property>
+                 </widget>
+                </item>
+               </layout>
+              </item>
+             </layout>
             </widget>
             <widget class="QWidget" name="Format">
              <attribute name="title">