initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/osx/private/webrequest_urlsession.h

@@ -0,0 +1,215 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/osx/webrequest_urlsession.h
+// Purpose:     wxWebRequest implementation using URLSession
+// Author:      Tobias Taschner
+// Created:     2018-10-25
+// Copyright:   (c) 2018 wxWidgets development team
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_OSX_WEBREQUEST_URLSESSION_H
+#define _WX_OSX_WEBREQUEST_URLSESSION_H
+
+#if wxUSE_WEBREQUEST_URLSESSION
+
+#include "wx/private/webrequest.h"
+
+DECLARE_WXCOCOA_OBJC_CLASS(NSError);
+DECLARE_WXCOCOA_OBJC_CLASS(NSURLComponents);
+DECLARE_WXCOCOA_OBJC_CLASS(NSURLCredential);
+DECLARE_WXCOCOA_OBJC_CLASS(NSURLSession);
+DECLARE_WXCOCOA_OBJC_CLASS(NSURLSessionTask);
+DECLARE_WXCOCOA_OBJC_CLASS(wxWebSessionDelegate);
+
+class wxWebSessionURLSession;
+class wxWebRequestURLSession;
+class wxWebResponseURLSession;
+
+class wxWebAuthChallengeURLSession : public wxWebAuthChallengeImpl
+{
+public:
+    wxWebAuthChallengeURLSession(wxWebAuthChallenge::Source source,
+                                 wxWebRequestURLSession& request)
+        : wxWebAuthChallengeImpl(source),
+          m_request(request)
+    {
+    }
+
+    ~wxWebAuthChallengeURLSession();
+
+    void SetCredentials(const wxWebCredentials& cred) override;
+
+    WX_NSURLCredential GetURLCredential() const { return m_cred; }
+
+private:
+    wxWebRequestURLSession& m_request;
+    WX_NSURLCredential m_cred = nullptr;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebAuthChallengeURLSession);
+};
+
+class wxWebResponseURLSession : public wxWebResponseImpl
+{
+public:
+    wxWebResponseURLSession(wxWebRequestURLSession& request, WX_NSURLSessionTask task);
+
+    ~wxWebResponseURLSession();
+
+    wxFileOffset GetContentLength() const override;
+
+    wxString GetURL() const override;
+
+    wxString GetHeader(const wxString& name) const override;
+
+    std::vector<wxString> GetAllHeaderValues(const wxString& name) const override;
+
+    int GetStatus() const override;
+
+    wxString GetStatusText() const override;
+
+    wxString GetSuggestedFileName() const override;
+
+    void HandleData(WX_NSData data);
+
+private:
+    WX_NSURLSessionTask m_task;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebResponseURLSession);
+};
+
+class wxWebRequestURLSession : public wxWebRequestImpl
+{
+public:
+    // Ctor for asynchronous requests.
+    wxWebRequestURLSession(wxWebSession& session,
+                           wxWebSessionURLSession& sessionImpl,
+                           wxEvtHandler* handler,
+                           const wxString& url,
+                           int winid);
+
+    // Ctor for synchronous requests.
+    wxWebRequestURLSession(wxWebSessionURLSession& sessionImpl,
+                           const wxString& url);
+
+    ~wxWebRequestURLSession();
+
+    Result Execute() override;
+
+    void Start() override;
+
+    wxWebResponseImplPtr GetResponse() const override
+        { return m_response; }
+
+    wxWebAuthChallengeImplPtr GetAuthChallenge() const override
+        { return m_authChallenge; }
+
+    wxFileOffset GetBytesSent() const override;
+
+    wxFileOffset GetBytesExpectedToSend() const override;
+
+    wxFileOffset GetBytesReceived() const override;
+
+    wxFileOffset GetBytesExpectedToReceive() const override;
+
+    wxWebRequestHandle GetNativeHandle() const override
+    {
+        return (wxWebRequestHandle)m_task;
+    }
+
+    Result GetResultAfterCompletion(WX_NSError error);
+
+    void HandleCompletion(WX_NSError error);
+
+    void HandleChallenge(wxWebAuthChallengeURLSession* challenge);
+
+    void OnSetCredentials(const wxWebCredentials& cred);
+
+    wxWebResponseURLSession* GetResponseImplPtr() const
+        { return m_response.get(); }
+
+    wxWebAuthChallengeURLSession* GetAuthChallengeImplPtr() const
+        { return m_authChallenge.get(); }
+
+private:
+    void DoCancel() override;
+
+    // This is a blatant ODR-violation, but there doesn't seem to be any way to
+    // declare a function taking a block in (non-Objective) C++, so just skip
+    // its declaration when compiling pure C++ code.
+#if defined(__OBJC__)
+    // Common part of Execute() and Start(), used for both synchronous and
+    // asynchronous requests, but for the completion handler can only be
+    // non-nil in the synchronous case.
+    Result
+    DoPrepare(void (^completionHandler)(NSData*, NSURLResponse*, NSError*));
+#endif // __OBJC__
+
+    wxWebSessionURLSession& m_sessionImpl;
+    wxString m_url;
+    WX_NSURLSessionTask m_task;
+    wxObjectDataPtr<wxWebResponseURLSession> m_response;
+    wxObjectDataPtr<wxWebAuthChallengeURLSession> m_authChallenge;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebRequestURLSession);
+};
+
+class wxWebSessionURLSession : public wxWebSessionImpl
+{
+public:
+    explicit wxWebSessionURLSession(Mode mode);
+
+    ~wxWebSessionURLSession();
+
+    wxWebRequestImplPtr
+    CreateRequest(wxWebSession& session,
+                  wxEvtHandler* handler,
+                  const wxString& url,
+                  int winid = wxID_ANY) override;
+
+    wxWebRequestImplPtr
+    CreateRequestSync(wxWebSessionSync& session,
+                      const wxString& url) override;
+
+    wxVersionInfo GetLibraryVersionInfo() const override;
+
+    wxWebSessionHandle GetNativeHandle() const override
+    {
+        return (wxWebSessionHandle)m_session;
+    }
+
+    bool SetProxy(const wxWebProxy& proxy) override;
+
+    bool EnablePersistentStorage(bool enable) override;
+
+    WX_NSURLSession GetSession();
+
+    WX_wxWebSessionDelegate GetDelegate() { return m_delegate; }
+
+private:
+    WX_NSURLSession m_session = nullptr;
+    WX_wxWebSessionDelegate m_delegate;
+#if !wxOSX_USE_IPHONE
+    WX_NSURLComponents m_proxyURL = nullptr;
+#endif // !wxOSX_USE_IPHONE
+    bool m_persistentStorageEnabled = false;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebSessionURLSession);
+};
+
+class wxWebSessionFactoryURLSession : public wxWebSessionFactory
+{
+public:
+    wxWebSessionImpl* Create() override
+    {
+        return new wxWebSessionURLSession(wxWebSessionImpl::Mode::Async);
+    }
+
+    wxWebSessionImpl* CreateSync() override
+    {
+        return new wxWebSessionURLSession(wxWebSessionImpl::Mode::Sync);
+    }
+};
+
+#endif // wxUSE_WEBREQUEST_URLSESSION
+
+#endif // _WX_OSX_WEBREQUEST_URLSESSION_H