Aegisub/aegisub/src/dialog_version_check.cpp

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// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
//
// $Id$
/// @file dialog_version_check.cpp
/// @brief Version Checker dialogue box and logic
/// @ingroup configuration_ui
///
#include "config.h"
#ifndef AGI_PRE
#ifdef WIN32
// Congratulation wx, you forgot to include a header somewhere
#include <winsock2.h>
#endif
#include <wx/string.h>
#include <wx/event.h>
#include <wx/thread.h>
#include <wx/protocol/http.h>
#include <wx/txtstrm.h>
#include <wx/platinfo.h>
#include <wx/tokenzr.h>
#include <wx/hyperlink.h>
#include <wx/intl.h>
#include <wx/checkbox.h>
#include <wx/app.h>
#include <wx/button.h>
#include <wx/dialog.h>
#include <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/statline.h>
#include <wx/textctrl.h>
#include <memory>
#include <set>
#include <vector>
#endif
#include "compat.h"
#include "dialog_version_check.h"
#include "main.h"
#include "string_codec.h"
#include "version.h"
#include <libaegisub/exception.h>
/* *** Public API is implemented here *** */
// Allocate global lock mutex declared in header
wxMutex VersionCheckLock;
class AegisubVersionCheckerThread : public wxThread {
bool interactive;
void DoCheck();
void PostErrorEvent(const wxString &error_text);
public:
AegisubVersionCheckerThread(bool interactive);
virtual ExitCode Entry();
};
// Public API for version checker
void PerformVersionCheck(bool interactive)
{
new AegisubVersionCheckerThread(interactive);
}
/* *** The actual implementation begins here *** */
// A new event class for reporting the result of checking
DEFINE_EVENT_TYPE(AEGISUB_EVENT_VERSIONCHECK_RESULT)
struct AegisubUpdateDescription {
wxString url;
wxString friendly_name;
wxString description;
};
class AegisubVersionCheckResultEvent : public wxEvent {
wxString main_text;
std::vector<AegisubUpdateDescription> updates;
public:
AegisubVersionCheckResultEvent()
: wxEvent(0, AEGISUB_EVENT_VERSIONCHECK_RESULT)
{ }
virtual wxEvent *Clone() const
{
return new AegisubVersionCheckResultEvent(*this);
}
const wxString & GetMainText() const { return main_text; }
void SetMainText(const wxString &new_text) { main_text = new_text; }
// If there are no updates in the list, either none were found or an error occurred,
// either way it means "failure" if it's empty
const std::vector<AegisubUpdateDescription> & GetUpdates() const { return updates; }
void AddUpdate(const wxString &url, const wxString &friendly_name, const wxString &description)
{
updates.push_back(AegisubUpdateDescription());
AegisubUpdateDescription &desc = updates.back();
desc.url = url;
desc.friendly_name = friendly_name;
desc.description = description;
}
};
DEFINE_SIMPLE_EXCEPTION_NOINNER(VersionCheckError, agi::Exception, "versioncheck")
class AegisubVersionCheckEventHandler : public wxEvtHandler {
public:
void OnUpdateResult(AegisubVersionCheckResultEvent &evt);
static void EnsureHandlerIsRegistered();
};
AegisubVersionCheckerThread::AegisubVersionCheckerThread(bool interactive)
: wxThread(wxTHREAD_DETACHED)
, interactive(interactive)
{
AegisubVersionCheckEventHandler::EnsureHandlerIsRegistered();
if (!wxSocketBase::IsInitialized())
wxSocketBase::Initialize();
Create();
Run();
}
wxThread::ExitCode AegisubVersionCheckerThread::Entry()
{
if (!interactive)
{
// Automatic checking enabled?
if (!OPT_GET("App/Auto/Check For Updates")->GetInt())
return 0;
// Is it actually time for a check?
time_t next_check = OPT_GET("Version/Next Check")->GetInt();
if ((time_t)next_check > wxDateTime::GetTimeNow())
return 0;
}
if (VersionCheckLock.TryLock() != wxMUTEX_NO_ERROR) return 0;
try {
DoCheck();
}
catch (const agi::Exception &e) {
PostErrorEvent(wxString::Format(
_("There was an error checking for updates to Aegisub:\n%s\n\nIf other applications can access the Internet fine, this is probably a temporary server problem on our end."),
e.GetMessage()));
}
catch (...) {
PostErrorEvent(_("An unknown error occurred while checking for updates to Aegisub."));
}
VersionCheckLock.Unlock();
// While Options isn't perfectly thread safe, this should still be okay.
// Traversing the std::map to find the key-value pair doesn't modify any data as long as
// the key already exists (which it does at this point), and modifying the value only
// touches that specific key-value pair and will never cause a rebalancing of the tree,
// because the tree only depends on the keys.
// Lastly, writing options to disk only happens when Options.Save() is called.
time_t new_next_check_time = wxDateTime::GetTimeNow() + 60*60; // in one hour
OPT_SET("Version/Next Check")->SetInt((int)new_next_check_time);
return 0;
}
void AegisubVersionCheckerThread::PostErrorEvent(const wxString &error_text)
{
if (!interactive) return;
AegisubVersionCheckResultEvent evt;
evt.SetMainText(error_text);
wxTheApp->AddPendingEvent(evt);
}
static const wxChar * GetOSShortName()
{
int osver_maj, osver_min;
wxOperatingSystemId osid = wxGetOsVersion(&osver_maj, &osver_min);
if (osid & wxOS_WINDOWS_NT)
{
if (osver_maj == 5 && osver_min == 0)
return _T("win2k");
else if (osver_maj == 5 && osver_min == 1)
return _T("winxp");
else if (osver_maj == 5 && osver_min == 2)
return _T("win2k3"); // this is also xp64
else if (osver_maj == 6 && osver_min == 0)
return _T("win60"); // vista and server 2008
else if (osver_maj == 6 && osver_min == 1)
return _T("win61"); // 7 and server 2008r2
else
return _T("windows"); // future proofing? I doubt we run on nt4
}
else if (osid & wxOS_MAC_OSX_DARWIN && osver_maj == 0x10) // yes 0x10, not decimal 10, don't ask me
{
// ugliest hack in the world? nah.
static wxChar osxstring[] = _T("osx00");
char minor = osver_min >> 4;
char patch = osver_min & 0x0F;
osxstring[3] = minor + ((minor<=9) ? '0' : ('a'-1));
osxstring[4] = patch + ((patch<=9) ? '0' : ('a'-1));
return osxstring;
}
else if (osid & wxOS_UNIX_LINUX)
return _T("linux");
else if (osid & wxOS_UNIX_FREEBSD)
return _T("freebsd");
else if (osid & wxOS_UNIX_OPENBSD)
return _T("openbsd");
else if (osid & wxOS_UNIX_NETBSD)
return _T("netbsd");
else if (osid & wxOS_UNIX_SOLARIS)
return _T("solaris");
else if (osid & wxOS_UNIX_AIX)
return _T("aix");
else if (osid & wxOS_UNIX_HPUX)
return _T("hpux");
else if (osid & wxOS_UNIX)
return _T("unix");
else if (osid & wxOS_OS2)
return _T("os2");
else if (osid & wxOS_DOS)
return _T("dos");
else
return _T("unknown");
}
#ifdef WIN32
typedef BOOL (WINAPI * PGetUserPreferredUILanguages)(DWORD dwFlags, PULONG pulNumLanguages, wchar_t *pwszLanguagesBuffer, PULONG pcchLanguagesBuffer);
static wxString GetSystemLanguage()
{
wxString res;
// Try using Win 6+ functions if available
HMODULE kernel32 = LoadLibraryW(L"kernel32.dll");
PGetUserPreferredUILanguages gupuil = (PGetUserPreferredUILanguages)GetProcAddress(kernel32, "GetUserPreferredUILanguages");
if (gupuil)
{
ULONG numlang = 0, output_len = 0;
if (gupuil(MUI_LANGUAGE_NAME, &numlang, 0, &output_len) != TRUE)
goto getsyslang_fallback;
wchar_t *output = new wchar_t[output_len];
if (gupuil(MUI_LANGUAGE_NAME, &numlang, output, &output_len) && numlang >= 1)
{
// We got at least one language, just treat it as the only, and a null-terminated string
res = wxString(output);
delete[] output;
}
else
{
delete[] output;
goto getsyslang_fallback;
}
}
else
{
getsyslang_fallback:
// On an old version of Windows, let's just return the LANGID as a string
LANGID langid = GetUserDefaultUILanguage();
res = wxString::Format(_T("x-win%04x"), langid);
}
FreeModule(kernel32);
return res;
}
#else
static wxString GetSystemLanguage()
{
return wxLocale::GetLanguageInfo(wxLocale::GetSystemLanguage())->CanonicalName;
}
#endif
void AegisubVersionCheckerThread::DoCheck()
{
std::set<wxString> accept_tags;
#ifdef UPDATE_CHECKER_ACCEPT_TAGS
{
wxStringTokenizer tk(wxString(UPDATE_CHECKER_ACCEPT_TAGS, wxConvUTF8), _T(" "));
while (tk.HasMoreTokens())
{
accept_tags.insert(tk.GetNextToken());
}
}
#endif
const wxString servername = _T("updates.aegisub.org");
const wxString base_updates_path = _T("/trunk");
wxString querystring = wxString::Format(
_T("?rev=%d&rel=%d&os=%s&lang=%s"),
GetSVNRevision(),
GetIsOfficialRelease()?1:0,
GetOSShortName(),
GetSystemLanguage().c_str());
wxString path = base_updates_path + querystring;
wxHTTP http;
http.SetHeader(_T("Connection"), _T("Close"));
http.SetFlags(wxSOCKET_WAITALL|wxSOCKET_BLOCK);
if (!http.Connect(servername))
throw VersionCheckError(STD_STR(_("Could not connect to updates server.")));
std::auto_ptr<wxInputStream> stream(http.GetInputStream(path));
if (stream.get() == 0) // check for null-pointer
throw VersionCheckError(STD_STR(_("Could not download from updates server.")));
if (http.GetResponse() < 200 || http.GetResponse() >= 300) {
const std::string str_err = STD_STR(wxString::Format(_("HTTP request failed, got HTTP response %d."), http.GetResponse()));
throw VersionCheckError(str_err);
}
wxTextInputStream text(*stream);
AegisubVersionCheckResultEvent result_event;
while (!stream->Eof() && stream->GetSize() > 0)
{
wxString line = text.ReadLine();
wxStringTokenizer tkn(line, _T("|"), wxTOKEN_RET_EMPTY_ALL);
wxArrayString parsed;
while (tkn.HasMoreTokens()) {
parsed.Add(tkn.GetNextToken());
}
if (parsed.Count() != 6) continue;
wxString line_type = parsed[0];
wxString line_revision = parsed[1];
wxString line_tags_str = parsed[2];
wxString line_url = inline_string_decode(parsed[3]);
wxString line_friendlyname = inline_string_decode(parsed[4]);
wxString line_description = inline_string_decode(parsed[5]);
if ((line_type == _T("branch") || line_type == _T("dev")) && GetIsOfficialRelease())
{
// stable runners don't want unstable, not interesting, skip
continue;
}
// check if the tags match
if (line_tags_str.IsEmpty() || line_tags_str == _T("all"))
{
// looking good
}
else
{
bool accepts_all_tags = true;
wxStringTokenizer tk(line_tags_str, _T(" "));
while (tk.HasMoreTokens())
{
if (accept_tags.find(tk.GetNextToken()) == accept_tags.end())
{
accepts_all_tags = false;
break;
}
}
if (!accepts_all_tags)
continue;
}
if (line_type == _T("upgrade") || line_type == _T("bugfix"))
{
// de facto interesting
}
else
{
// maybe interesting, check revision
long new_revision = 0;
if (!line_revision.ToLong(&new_revision)) continue;
if (new_revision <= GetSVNRevision())
{
// too old, not interesting, skip
continue;
}
}
// it's interesting!
result_event.AddUpdate(line_url, line_friendlyname, line_description);
}
if (result_event.GetUpdates().size() == 1)
{
result_event.SetMainText(_("An update to Aegisub was found."));
}
else if (result_event.GetUpdates().size() > 1)
{
result_event.SetMainText(_("Several possible updates to Aegisub were found."));
}
else
{
result_event.SetMainText(_("There are no updates to Aegisub."));
}
if (result_event.GetUpdates().size() > 0 || interactive)
{
wxTheApp->AddPendingEvent(result_event);
}
}
class VersionCheckerResultDialog : public wxDialog {
void OnCloseButton(wxCommandEvent &evt);
void OnRemindMeLater(wxCommandEvent &evt);
void OnClose(wxCloseEvent &evt);
wxCheckBox *automatic_check_checkbox;
public:
VersionCheckerResultDialog(const wxString &main_text, const std::vector<AegisubUpdateDescription> &updates);
bool ShouldPreventAppExit() const { return false; }
DECLARE_EVENT_TABLE()
};
BEGIN_EVENT_TABLE(VersionCheckerResultDialog, wxDialog)
EVT_BUTTON(wxID_OK, VersionCheckerResultDialog::OnCloseButton)
EVT_BUTTON(wxID_NO, VersionCheckerResultDialog::OnRemindMeLater)
EVT_CLOSE(VersionCheckerResultDialog::OnClose)
END_EVENT_TABLE()
VersionCheckerResultDialog::VersionCheckerResultDialog(const wxString &main_text, const std::vector<AegisubUpdateDescription> &updates)
: wxDialog(0, -1, _("Version Checker"))
{
const int controls_width = 350;
wxSizer *main_sizer = new wxBoxSizer(wxVERTICAL);
wxStaticText *text = new wxStaticText(this, -1, main_text);
text->Wrap(controls_width);
main_sizer->Add(text, 0, wxBOTTOM|wxEXPAND, 6);
std::vector<AegisubUpdateDescription>::const_iterator upd_iterator = updates.begin();
for (; upd_iterator != updates.end(); ++upd_iterator)
{
main_sizer->Add(new wxStaticLine(this), 0, wxEXPAND|wxALL, 6);
text = new wxStaticText(this, -1, upd_iterator->friendly_name);
wxFont boldfont = text->GetFont();
boldfont.SetWeight(wxFONTWEIGHT_BOLD);
text->SetFont(boldfont);
main_sizer->Add(text, 0, wxEXPAND|wxBOTTOM, 6);
wxTextCtrl *descbox = new wxTextCtrl(this, -1, upd_iterator->description, wxDefaultPosition, wxSize(controls_width,60), wxTE_MULTILINE|wxTE_READONLY);
main_sizer->Add(descbox, 0, wxEXPAND|wxBOTTOM, 6);
main_sizer->Add(new wxHyperlinkCtrl(this, -1, upd_iterator->url, upd_iterator->url), 0, wxALIGN_LEFT|wxBOTTOM, 6);
}
automatic_check_checkbox = new wxCheckBox(this, -1, _("Auto Check for Updates"));
automatic_check_checkbox->SetValue(!!OPT_GET("App/Auto/Check For Updates")->GetInt());
wxButton *remind_later_button = 0;
if (updates.size() > 0)
remind_later_button = new wxButton(this, wxID_NO, _("Remind me again in a &week"));
wxButton *close_button = new wxButton(this, wxID_OK, _("&Close"));
SetAffirmativeId(wxID_OK);
SetEscapeId(wxID_OK);
main_sizer->Add(new wxStaticLine(this), 0, wxEXPAND|wxALL, 6);
main_sizer->Add(automatic_check_checkbox, 0, wxEXPAND|wxBOTTOM, 6);
wxStdDialogButtonSizer *button_sizer = new wxStdDialogButtonSizer();
button_sizer->AddButton(close_button);
if (remind_later_button)
button_sizer->AddButton(remind_later_button);
button_sizer->Realize();
main_sizer->Add(button_sizer, 0, wxEXPAND, 0);
wxSizer *outer_sizer = new wxBoxSizer(wxVERTICAL);
outer_sizer->Add(main_sizer, 0, wxALL|wxEXPAND, 12);
SetSizerAndFit(outer_sizer);
Centre();
}
void VersionCheckerResultDialog::OnCloseButton(wxCommandEvent &evt)
{
Close();
}
void VersionCheckerResultDialog::OnRemindMeLater(wxCommandEvent &evt)
{
// In one week
time_t new_next_check_time = wxDateTime::Today().GetTicks() + 7*24*60*60;
OPT_SET("Version/Next Check")->SetInt((int)new_next_check_time);
Close();
}
void VersionCheckerResultDialog::OnClose(wxCloseEvent &evt)
{
OPT_SET("App/Auto/Check For Updates")->SetInt(automatic_check_checkbox->GetValue()?1:0);
Destroy();
}
void AegisubVersionCheckEventHandler::OnUpdateResult(AegisubVersionCheckResultEvent &evt)
{
VersionCheckerResultDialog *dlg = new VersionCheckerResultDialog(evt.GetMainText(), evt.GetUpdates());
dlg->Show();
}
void AegisubVersionCheckEventHandler::EnsureHandlerIsRegistered()
{
static bool is_registered = false;
static AegisubVersionCheckEventHandler evt_handler_object;
if (is_registered) return;
wxTheApp->Connect(
-1, -1,
AEGISUB_EVENT_VERSIONCHECK_RESULT,
(wxObjectEventFunction)&AegisubVersionCheckEventHandler::OnUpdateResult,
0,
&evt_handler_object);
is_registered = true;
}