Fix: [smb] Compressed file seek detection

GongHeng2017 · deepin-bot[bot] · commit fc66b9e4fc37 · 2025-11-20T05:40:37.000Z
-- Compressed file seek detection Log: fix issue Bug: Bug: https://pms.uniontech.com/bug-view-278613.html
diff --git a/3rdparty/interface/archiveinterface/cliinterface.cpp b/3rdparty/interface/archiveinterface/cliinterface.cpp
@@ -39,6 +39,7 @@
 #include <QUrl>
 #include <QScopedPointer>
 #include <QTemporaryDir>
+#include <QTimer>
 
 #include "common.h"
 #include <linux/limits.h>
@@ -73,6 +74,16 @@ PluginFinishType CliInterface::list()
 
     m_workStatus = WT_List;
 
+    // 是否支持seek
+    if(!m_common->isSupportSeek(m_strArchiveName)) {
+        QTimer::singleShot(1000, this, [=]() {
+            m_eErrorType = ET_FileSeekError;
+            emit signalprogress(100);
+            emit signalFinished(PFT_Error);
+        });
+        return PFT_Error;
+    }
+
     bool ret = false;
 
     ret = runProcess(m_cliProps->property("listProgram").toString(), m_cliProps->listArgs(m_strArchiveName, DataManager::get_instance().archiveData().strPassword));
@@ -89,6 +100,16 @@ PluginFinishType CliInterface::testArchive()
 
 PluginFinishType CliInterface::extractFiles(const QList<FileEntry> &files, const ExtractionOptions &options)
 {
+    // 是否支持seek
+    if(!m_common->isSupportSeek(m_strArchiveName)) {
+        QTimer::singleShot(1000, this, [=]() {
+            m_eErrorType = ET_FileSeekError;
+            emit signalprogress(100);
+            emit signalFinished(PFT_Error);
+        });
+        return PFT_Nomral;
+    }
+
     bool bDlnfs = m_common->isSubpathOfDlnfs(options.strTargetPath);
     setProperty("dlnfs", bDlnfs);
     ArchiveData arcData = DataManager::get_instance().archiveData();
@@ -302,6 +323,16 @@ bool CliInterface::doKill()
 
 PluginFinishType CliInterface::addFiles(const QList<FileEntry> &files, const CompressOptions &options)
 {
+    // 是否支持seek
+    if (!files.isEmpty() && !m_common->isSupportSeek(m_strArchiveName)) {
+        QTimer::singleShot(1000, this, [=]() {
+            m_eErrorType = ET_FileSeekError;
+            emit signalprogress(100);
+            emit signalFinished(PFT_Error);
+        });
+        return PFT_Nomral;
+    }
+
     setPassword(QString());
     m_workStatus = WT_Add;
     m_files = files;
diff --git a/3rdparty/interface/common.cpp b/3rdparty/interface/common.cpp
@@ -13,6 +13,7 @@
 #include <QDebug>
 #include <QFileInfo>
 #include <QDir>
+#include <QTemporaryFile>
 
 #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 #include <QRegularExpression>
@@ -445,6 +446,44 @@ bool Common::isSubpathOfDlnfs(const QString &path)
     });
 }
 
+bool Common::isSupportSeek(QString sFileName)
+{
+    QFileInfo info(sFileName);
+    if(info.exists()) {
+        QFile file(sFileName);
+        if(file.open(QIODevice::ReadOnly)) {
+            if (file.seek(0)) {
+                file.close();
+                return true; // 支持 seek
+            }
+        }
+        file.close();
+    } else {
+        // 指定临时文件的目录
+        QString tempDir = info.absoluteDir().path(); // 替换为你的目录路径
+        QString fileTemplate = tempDir + "/tempfile_XXXXXX"; // 文件名模板
+        // 创建 QTemporaryFile
+        QTemporaryFile tempFile(fileTemplate);
+        tempFile.setAutoRemove(true);
+        // 尝试打开临时文件
+        if (tempFile.open()) {
+            tempFile.write("test\n");
+            tempFile.flush();
+        }
+        tempFile.close();
+        QString sFileName = tempFile.fileName();
+        QFile file(sFileName);
+        if(file.open(QIODevice::ReadOnly)) {
+            if (file.seek(0)) {
+                file.close();
+                return true; // 支持 seek
+            }
+        }
+        file.close();
+    }
+    return false;
+}
+
 bool Common::findDlnfsPath(const QString &target, Compare func)
 {
     Q_ASSERT(func);
diff --git a/3rdparty/interface/common.h b/3rdparty/interface/common.h
@@ -42,6 +42,11 @@ class Common: public QObject
     QString handleLongNameforPath(const QString &strFilePath, const QString &entryName, QMap<QString, int> &mapLongDirName, QMap<QString, int> &mapRealDirValue);
     //当前文件系统是否支持长文件
     bool isSubpathOfDlnfs(const QString &path);
+    /**
+     * @brief isSupportSeek    是否支持seek操作
+     * @param sFileName            文件名
+    */
+    bool isSupportSeek(QString sFileName);
 private:
     //通过mount对应方法判断文件系统是否支持长文件
     bool findDlnfsPath(const QString &target, Compare func);
diff --git a/3rdparty/interface/commonstruct.h b/3rdparty/interface/commonstruct.h
@@ -39,6 +39,7 @@ enum ErrorType {
 
     ET_UserCancelOpertion,     // 用户取消操作
     ET_ExistVolume,   // 分卷已存在
+    ET_FileSeekError   // 文件不支持seek
 };
 
 //加密类型
diff --git a/3rdparty/libarchive/libarchive/libarchiveplugin.cpp b/3rdparty/libarchive/libarchive/libarchiveplugin.cpp
@@ -69,6 +69,11 @@ PluginFinishType LibarchivePlugin::list()
     QString fileName = fInfo.fileName();
     //因为tar.bz2、tar.lzma、tar.Z直接list时间较长，所以先用7z解压再list处理
     if (fileName.endsWith(".tar.bz2") || fileName.endsWith(".tar.lzma") || fileName.endsWith(".tar.Z")) {
+        // 是否支持seek
+        if (!m_common->isSupportSeek(m_strArchiveName)) {
+            m_eErrorType = ET_FileSeekError;
+            return PFT_Error;
+        }
         // 设置解压临时路径
         QString strProcessID = QString::number(QCoreApplication::applicationPid());   // 获取应用进程号
         QString tempFilePath = QStandardPaths::writableLocation(QStandardPaths::TempLocation)
diff --git a/3rdparty/libzipplugin/libzipplugin.cpp b/3rdparty/libzipplugin/libzipplugin.cpp
@@ -83,6 +83,12 @@ PluginFinishType LibzipPlugin::list()
     int errcode = 0;
     zip_error_t err;
 
+    // 是否支持seek
+    if (!m_common->isSupportSeek(m_strArchiveName)) {
+        m_eErrorType = ET_FileSeekError;
+        return PFT_Error;
+    }
+
     // 打开压缩包文件
     zip_t *archive = zip_open(QFile::encodeName(m_strArchiveName).constData(), ZIP_RDONLY, &errcode);   // 打开压缩包文件
     zip_error_init_with_code(&err, errcode);
@@ -136,6 +142,12 @@ PluginFinishType LibzipPlugin::extractFiles(const QList<FileEntry> &files, const
 //    m_bHandleCurEntry = false; //false:提取使用选中文件及子文件 true:提取使用选中文件
     zip_error_t err;
 
+    // 是否支持seek
+    if (!m_common->isSupportSeek(m_strArchiveName)) {
+        m_eErrorType = ET_FileSeekError;
+        return PFT_Error;
+    }
+
     // 打开压缩包
     zip_t *archive = zip_open(QFile::encodeName(m_strArchiveName).constData(), ZIP_RDONLY, &errcode);
     zip_error_init_with_code(&err, errcode);
diff --git a/src/source/common/uistruct.h b/src/source/common/uistruct.h
@@ -181,6 +181,7 @@ enum ErrorInfo {
     EI_InsufficientDiskSpace,      // 磁盘空间不足
     EI_ArchiveNoData,           // 压缩包无数据
     EI_ExistVolume,      // 分卷已存在
+    EI_FileSeekError      // seek失败
 };
 
 // 启动应用的方式
diff --git a/src/source/mainwindow.cpp b/src/source/mainwindow.cpp
@@ -1808,6 +1808,10 @@ void MainWindow::handleJobErrorFinished(ArchiveJob::JobType eJobType, ErrorType
         case ET_ExistVolume:
             showErrorMessage(FI_Compress, EI_ExistVolume, true);
             break;
+        // ftp目录不支持seek操作
+        case ET_FileSeekError:
+            showErrorMessage(FI_Compress, EI_FileSeekError, true);
+            break;
         default: {
             showErrorMessage(FI_Compress, EI_CreatArchiveFailed, true);
             break;
@@ -1863,6 +1867,10 @@ void MainWindow::handleJobErrorFinished(ArchiveJob::JobType eJobType, ErrorType
         case ET_WrongPassword:
             showErrorMessage(FI_Load, EI_WrongPassword);
             break;
+        // ftp目录不支持seek操作
+        case ET_FileSeekError:
+            showErrorMessage(FI_Load, EI_FileSeekError);
+            break;
         default:
             showErrorMessage(FI_Load, EI_ArchiveDamaged);
             break;
@@ -1949,6 +1957,10 @@ void MainWindow::handleJobErrorFinished(ArchiveJob::JobType eJobType, ErrorType
                                  !(StartupType::ST_ExtractHere == m_eStartupType || StartupType::ST_Extractto == m_eStartupType));
                 break;
             }
+            // ftp目录不支持seek操作
+            case ET_FileSeekError:
+                showErrorMessage(FI_Uncompress, EI_FileSeekError);
+                break;
             case ET_PluginError: {
                 // 无可用插件
                 showErrorMessage(FI_Uncompress, EI_NoPlugin);
@@ -2317,6 +2329,10 @@ void MainWindow::showErrorMessage(FailureInfo fFailureInfo, ErrorInfo eErrorInfo
             m_pFailurePage->setFailureDetail(tr("The compressed volumes already exist"));
         }
         break;
+        case EI_FileSeekError: {
+            m_pFailurePage->setFailureDetail(tr("No compression support in current directory. Download the files to a local device."));
+        }
+            break;
         default:
             break;
         }
@@ -2343,6 +2359,10 @@ void MainWindow::showErrorMessage(FailureInfo fFailureInfo, ErrorInfo eErrorInfo
             m_pFailurePage->setFailureDetail(tr("Some volumes are missing"));
         }
         break;
+        case EI_FileSeekError: {
+            m_pFailurePage->setFailureDetail(tr("Can't open compressed packages in current directory. Download the compressed package to a local device."));
+        }
+            break;
         default:
             break;
         }
@@ -2384,6 +2404,10 @@ void MainWindow::showErrorMessage(FailureInfo fFailureInfo, ErrorInfo eErrorInfo
             m_pFailurePage->setFailureDetail(tr("Insufficient disk space"));
         }
         break;
+        case EI_FileSeekError: {
+            m_pFailurePage->setFailureDetail(tr("No extraction support in current directory. Download the compressed package to a local device."));
+        }
+            break;
         default:
             break;
         }
