1 files changed, 140 insertions, 0 deletions
diff --git a/sfx2/source/appl/openuriexternally.cxx b/sfx2/source/appl/openuriexternally.cxx
new file mode 100644
index 000000000..a8aed34fc
--- /dev/null
+++ b/sfx2/source/appl/openuriexternally.cxx
@@ -0,0 +1,140 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/config.h>
+
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/security/AccessControlException.hpp>
+#include <com/sun/star/system/SystemShellExecute.hpp>
+#include <com/sun/star/system/SystemShellExecuteException.hpp>
+#include <com/sun/star/system/SystemShellExecuteFlags.hpp>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include <comphelper/processfactory.hxx>
+#include <rtl/ustring.hxx>
+#include <sfx2/sfxresid.hxx>
+#include <tools/urlobj.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/weld.hxx>
+#include <openuriexternally.hxx>
+#include <comphelper/lok.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+
+#include <sfx2/viewsh.hxx>
+#include <sfx2/strings.hrc>
+
+namespace {
+
+class URITools
+{
+private:
+    Timer aOpenURITimer { "sfx2::openUriExternallyTimer" };
+    OUString msURI;
+    weld::Widget* mpDialogParent;
+    bool mbHandleSystemShellExecuteException;
+    DECL_LINK(onOpenURI, Timer*, void);
+
+public:
+    URITools(weld::Widget* pDialogParent)
+        : mpDialogParent(pDialogParent)
+        , mbHandleSystemShellExecuteException(false)
+    {
+    }
+    void openURI(const OUString& sURI, bool bHandleSystemShellExecuteException);
+};
+
+}
+
+void URITools::openURI(const OUString& sURI, bool bHandleSystemShellExecuteException)
+{
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        if (SfxViewShell* pViewShell = SfxViewShell::Current())
+        {
+            pViewShell->libreOfficeKitViewCallback(LOK_CALLBACK_HYPERLINK_CLICKED,
+                                                   sURI.toUtf8().getStr());
+        }
+        delete this;
+        return;
+    }
+
+    mbHandleSystemShellExecuteException = bHandleSystemShellExecuteException;
+    msURI = sURI;
+
+    // tdf#116305 Workaround: Use timer to bring browsers to the front
+    aOpenURITimer.SetInvokeHandler(LINK(this, URITools, onOpenURI));
+#ifdef _WIN32
+    // 200ms seems to be the best compromise between responsiveness and success rate
+    aOpenURITimer.SetTimeout(200);
+#else
+    aOpenURITimer.SetTimeout(0);
+#endif
+    aOpenURITimer.Start();
+}
+
+IMPL_LINK_NOARG(URITools, onOpenURI, Timer*, void)
+{
+    std::unique_ptr<URITools> guard(this);
+    css::uno::Reference< css::system::XSystemShellExecute > exec(
+        css::system::SystemShellExecute::create(comphelper::getProcessComponentContext()));
+    for (sal_Int32 flags = css::system::SystemShellExecuteFlags::URIS_ONLY;;) {
+        try {
+            exec->execute(msURI, OUString(), flags);
+        } catch (css::security::AccessControlException & e) {
+            if (e.LackingPermission.hasValue() || flags == 0) {
+                throw css::uno::RuntimeException(
+                    "unexpected AccessControlException: " + e.Message);
+            }
+            SolarMutexGuard g;
+            std::unique_ptr<weld::MessageDialog> eb(
+                Application::CreateMessageDialog(
+                    mpDialogParent, VclMessageType::Warning, VclButtonsType::OkCancel,
+                    SfxResId(STR_DANGEROUS_TO_OPEN)));
+            eb->set_primary_text(eb->get_primary_text().replaceFirst("$(ARG1)", INetURLObject::decode(msURI, INetURLObject::DecodeMechanism::Unambiguous)));
+            if (eb->run() == RET_OK) {
+                flags = 0;
+                continue;
+            }
+        } catch (css::lang::IllegalArgumentException & e) {
+            if (e.ArgumentPosition != 0) {
+                throw css::uno::RuntimeException(
+                    "unexpected IllegalArgumentException: " + e.Message);
+            }
+            SolarMutexGuard g;
+            std::unique_ptr<weld::MessageDialog> eb(Application::CreateMessageDialog(mpDialogParent,
+                                                                     VclMessageType::Warning, VclButtonsType::Ok,
+                                                                     SfxResId(STR_NO_ABS_URI_REF)));
+            eb->set_primary_text(eb->get_primary_text().replaceFirst("$(ARG1)", INetURLObject::decode(msURI, INetURLObject::DecodeMechanism::Unambiguous)));
+            eb->run();
+        } catch (css::system::SystemShellExecuteException & e) {
+            if (!mbHandleSystemShellExecuteException) {
+                throw;
+            }
+            SolarMutexGuard g;
+            std::unique_ptr<weld::MessageDialog> eb(Application::CreateMessageDialog(mpDialogParent,
+                                                                     VclMessageType::Warning, VclButtonsType::Ok,
+                                                                     SfxResId(STR_NO_WEBBROWSER_FOUND)));
+            eb->set_primary_text(
+                eb->get_primary_text().replaceFirst("$(ARG1)", msURI)
+                .replaceFirst("$(ARG2)", OUString::number(e.PosixError))
+                .replaceFirst("$(ARG3)", e.Message));
+                //TODO: avoid subsequent replaceFirst acting on previous replacement
+            eb->run();
+        }
+        break;
+    }
+}
+
+void sfx2::openUriExternally(const OUString& sURI, bool bHandleSystemShellExecuteException, weld::Widget* pDialogParent)
+{
+    URITools* uriTools = new URITools(pDialogParent);
+    uriTools->openURI(sURI, bHandleSystemShellExecuteException);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */