updater: remove the updater files after an update

Change-Id: Iaf12cb66fae2ead6d899864309f0d7f4d131e072
Reviewed-on: https://gerrit.libreoffice.org/40654Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>

desktop/source/app/app.cxx

@@ -1420,6 +1420,8 @@ int Desktop::Main()
                 officecfg::Office::Update::Update::SeeAlso::set(OUString(), batch);
                 officecfg::Office::Update::Update::OldBuildID::set(OUString(), batch);
                 batch->commit();
+
+                Updater::removeUpdateFiles();
             }
 
             osl::DirectoryItem aPatchInfo;

desktop/source/app/updater.cxx

@@ -780,6 +780,20 @@ OUString Updater::getUpdateDirURL()
     return aUpdateDirURL;
 }
 
+
+OUString Updater::getUpdateFileURL()
+{
+    return getPatchDirURL() + "update.mar";
+}
+
+OUString Updater::getInstallationPath()
+{
+    OUString aInstallDir( "$BRAND_BASE_DIR/");
+    rtl::Bootstrap::expandMacros(aInstallDir);
+
+    return getPathFromURL(aInstallDir);
+}
+
 OUString Updater::getExecutableDirURL()
 {
     OUString aExeDir( "$BRAND_BASE_DIR/" LIBO_BIN_FOLDER "/" );
@@ -820,4 +834,38 @@ OUString Updater::getBuildID()
     return aBuildID;
 }
 
+void Updater::removeUpdateFiles()
+{
+    Updater::log("Removing: " + getUpdateFileURL());
+    osl::File::remove(getUpdateFileURL());
+
+    OUString aPatchDirURL = getPatchDirURL();
+    osl::Directory aDir(aPatchDirURL);
+    aDir.open();
+
+    osl::FileBase::RC eRC;
+    do
+    {
+        osl::DirectoryItem aItem;
+        eRC = aDir.getNextItem(aItem);
+        if (eRC == osl::FileBase::E_None)
+        {
+            osl::FileStatus aStatus(osl_FileStatus_Mask_All);
+            if (aItem.getFileStatus(aStatus) != osl::FileBase::E_None)
+                continue;
+
+            if (!aStatus.isRegular())
+                continue;
+
+            OUString aURL = aStatus.getFileURL();
+            if (!aURL.endsWith(".mar"))
+                continue;
+
+            Updater::log("Removing. " + aURL);
+            osl::File::remove(aURL);
+        }
+    }
+    while (eRC == osl::FileBase::E_None);
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

desktop/source/app/updater.hxx

@@ -26,13 +26,17 @@ public:
     static OUString getUpdateInfoLog();
     static OUString getPatchDirURL();
     static OUString getUpdateDirURL();
+    static OUString getUpdateFileURL();
     static OUString getExecutableDirURL();
+    static OUString getInstallationPath();
 
     static OUString getBuildID();
 
     static void log(const OUString& rMessage);
     static void log(const OString& rMessage);
     static void log(const char* pMessage);
+
+    static void removeUpdateFiles();
 };
 
 #endif