[nextcloud] Add webengine profile and url intercepter

CMakeLists.txt

@@ -16,7 +16,7 @@ set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules" ${ECM_MODULE_P
 find_package(Intltool REQUIRED)
 find_package(KAccounts REQUIRED)
 
-find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED Core Qml WebEngineWidgets)
+find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED Core Qml WebEngineWidgets WebEngine)
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED KIO I18n Declarative Package)
 
 include(KDEInstallDirs)

plugins/nextcloud-ui/CMakeLists.txt

@@ -10,6 +10,7 @@ add_library(nextcloud_plugin_kaccounts MODULE
 target_link_libraries(nextcloud_plugin_kaccounts
                        Qt5::Core
                        Qt5::WebEngineWidgets
+                       Qt5::WebEngine
                        KF5::KIOCore
                        KF5::I18n
                        KF5::Declarative

plugins/nextcloud-ui/nextcloudcontroller.cpp

@@ -22,9 +22,21 @@
 #include <QFileSystemWatcher> 
 #include <QDesktopServices>
 
+// Document for login flow :  https://docs.nextcloud.com/server/stable/developer_manual/client_apis/LoginFlow/index.html
+
+void NextcloudUrlIntercepter::interceptRequest(QWebEngineUrlRequestInfo &info)
+{
+    info.setHttpHeader("OCS-APIREQUEST", "true");
+}
+
 NextcloudController::NextcloudController(QObject *parent)
     : QObject(parent)
+    , m_webengineProfile(new QQuickWebEngineProfile(this))
 {
+    m_webengineProfile->setUrlRequestInterceptor(&m_urlIntercepter);
+    m_webengineProfile->setHttpUserAgent(QStringLiteral("Mozilla/5.0 nextcloud-ui-plugin"));
+
+    QDesktopServices::setUrlHandler("nc", this, "finalUrlHandler");
 }
 
 NextcloudController::~NextcloudController()
@@ -88,6 +100,9 @@ void NextcloudController::fileChecked(KJob* job)
     QUrl url = KIO::upUrl(kJob->url());
     m_server = url.toString();
 
+    m_loginUrl = m_server + QStringLiteral("/index.php/login/flow");
+    Q_EMIT loginUrlChanged();
+
     m_state = WebLogin;
     Q_EMIT stateChanged();
     // Call webview for login

plugins/nextcloud-ui/nextcloudcontroller.h

@@ -14,6 +14,8 @@
 #include <QWebEngineView>
 #include <QWebEnginePage> 
 #include <QWebEngineHttpRequest> 
+#include <QWebEngineUrlRequestInterceptor>
+#include <QQuickWebEngineProfile>
 
 namespace KIO
 {
@@ -22,6 +24,11 @@ namespace KIO
 
 class KJob;
 
+class NextcloudUrlIntercepter : public QWebEngineUrlRequestInterceptor
+{
+    void interceptRequest(QWebEngineUrlRequestInfo &info) override;
+};
+
 class NextcloudController : public QObject
 {
     Q_OBJECT
@@ -29,6 +36,8 @@ class NextcloudController : public QObject
     Q_PROPERTY(bool isLoginComplete READ isLoginComplete NOTIFY isLoginCompleteChanged)
     Q_PROPERTY(QString errorMessage READ errorMessage NOTIFY errorMessageChanged)
     Q_PROPERTY(State state MEMBER m_state NOTIFY stateChanged)
+    Q_PROPERTY(QQuickWebEngineProfile *webengineProfile MEMBER m_webengineProfile CONSTANT)
+    Q_PROPERTY(QString loginUrl MEMBER m_loginUrl NOTIFY loginUrlChanged)
 
 public:
 
@@ -54,6 +63,7 @@ Q_SIGNALS:
     void isLoginCompleteChanged();
     void wizardFinished(const QString &username, const QString &password, const QVariantMap &data);
     void stateChanged();
+    void loginUrlChanged();
 
 private Q_SLOTS:
     void fileChecked(KJob *job);
@@ -80,6 +90,9 @@ private:
     bool m_isWorking = false;
     bool m_isLoginComplete = false;
     State m_state = ServerUrl;
+    QQuickWebEngineProfile *m_webengineProfile;
+    NextcloudUrlIntercepter m_urlIntercepter;
+    QString m_loginUrl;
 
 };