Aegisub/aegisub/src/main.cpp

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// Copyright (c) 2005, 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/
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//
// $Id$
/// @file main.cpp
/// @brief Main entry point, as well as crash handling
/// @ingroup main
///
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////////////
// Includes
#include "config.h"
#ifndef AGI_PRE
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#include <wx/config.h>
#include <wx/datetime.h>
#include <wx/filefn.h>
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#include <wx/filename.h>
#include <wx/mimetype.h>
#include <wx/msgdlg.h>
#include <wx/stdpaths.h>
#include <wx/utils.h>
#endif
#include "include/aegisub/menu.h"
#include "command/command.h"
#include "command/icon.h"
#include "include/aegisub/toolbar.h"
#include "include/aegisub/hotkey.h"
#include "ass_dialogue.h"
#include "ass_export_filter.h"
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#include "ass_file.h"
#include "ass_time.h"
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#include "audio_box.h"
#include "auto4_base.h"
#include "charset_conv.h"
#include "compat.h"
#include "export_clean_info.h"
#include "export_fixstyle.h"
#include "export_framerate.h"
#include "frame_main.h"
#include "main.h"
#include "libresrc/libresrc.h"
#include "plugin_manager.h"
#include "standard_paths.h"
#include "subtitle_format.h"
#include "version.h"
#include "video_context.h"
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#include <libaegisub/io.h>
#include <libaegisub/access.h>
#include <libaegisub/log.h>
#include <libaegisub/hotkey.h>
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namespace config {
agi::Options *opt;
agi::MRUManager *mru;
agi::Path *path;
}
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///////////////////
// wxWidgets macro
IMPLEMENT_APP(AegisubApp)
static const char *LastStartupState = NULL;
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#ifdef WITH_STARTUPLOG
/// DOCME
#define StartupLog(a) MessageBox(0, L ## a, L"Aegisub startup log", 0)
#else
#define StartupLog(a) LastStartupState = a
#endif
#ifdef __VISUALC__
/// DOCME
#define MS_VC_EXCEPTION 0x406d1388
/// DOCME
typedef struct tagTHREADNAME_INFO {
/// DOCME
DWORD dwType; // must be 0x1000
/// DOCME
LPCSTR szName; // pointer to name (in same addr space)
/// DOCME
DWORD dwThreadID; // thread ID (-1 caller thread)
/// DOCME
DWORD dwFlags; // reserved for future use, most be zero
/// DOCME
} THREADNAME_INFO;
/// @brief DOCME
/// @param dwThreadID
/// @param szThreadName
///
void SetThreadName(DWORD dwThreadID, LPCSTR szThreadName) {
THREADNAME_INFO info;
info.dwType = 0x1000;
info.szName = szThreadName;
info.dwThreadID = dwThreadID;
info.dwFlags = 0;
__try {
RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(DWORD), (ULONG_PTR *)&info);
}
__except (EXCEPTION_CONTINUE_EXECUTION) {}
}
#endif
/// @brief Handle wx assertions and redirct to the logging system.
/// @param file File name
/// @param line Line number
/// @param func Function name
/// @param cond Condition
/// @param msg Message
static void wxAssertHandler(const wxString &file, int line, const wxString &func, const wxString &cond, const wxString &msg) {
LOG_A("wx/assert") << file << ":" << line << ":" << func << "() " << cond << ": " << msg;
}
/// @brief Gets called when application starts.
/// @return bool
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bool AegisubApp::OnInit() {
// App name (yeah, this is a little weird to get rid of an odd warning)
#if defined(__WXMSW__) || defined(__WXMAC__)
SetAppName("Aegisub");
#else
SetAppName("aegisub");
#endif
// logging.
const std::string path_log(StandardPaths::DecodePath("?user/log/"));
wxFileName::Mkdir(path_log, 0777, wxPATH_MKDIR_FULL);
agi::log::log = new agi::log::LogSink(path_log);
#ifdef _DEBUG
emit_stdout = new agi::log::EmitSTDOUT();
emit_stdout->Enable();
#endif
std::string path(agi::Path::Config());
config::path = new agi::Path(path.append("path.json"), GET_DEFAULT_CONFIG(default_path));
// Init commands.
cmd::init_builtin_commands();
// Init hotkeys
hotkey::init();
// Init icons.
icon::icon_init();
// Install assertion handler
// wxSetAssertHandler(wxAssertHandler);
const std::string conf_mru(StandardPaths::DecodePath("?user/mru.json"));
config::mru = new agi::MRUManager(conf_mru, GET_DEFAULT_CONFIG(default_mru));
// Set config file
StartupLog("Load configuration");
try {
const std::string conf_user(StandardPaths::DecodePath("?user/config.json"));
config::opt = new agi::Options(conf_user, GET_DEFAULT_CONFIG(default_config));
} catch (agi::Exception& e) {
LOG_E("config/init") << "Caught exception: " << e.GetName() << " -> " << e.GetMessage();
}
#ifdef __WXMSW__
// Try loading configuration from the install dir if one exists there
try {
const std::string conf_local(StandardPaths::DecodePath("?data/config.json"));
std::ifstream* localConfig = agi::io::Open(conf_local);
config::opt->ConfigNext(*localConfig);
delete localConfig;
if (OPT_GET("App/Local Config")->GetBool()) {
// Local config, make ?user mean ?data so all user settings are placed in install dir
StandardPaths::SetPathValue("?user", StandardPaths::DecodePath("?data"));
}
} catch (agi::acs::AcsError const&) {
// File doesn't exist or we can't read it
// Might be worth displaying an error in the second case
}
#endif
try {
config::opt->ConfigUser();
}
catch (agi::Exception const& err) {
wxMessageBox("Configuration file is invalid. Error reported:\n" + lagi_wxString(err.GetMessage()), "Error");
}
#ifdef __VISUALC__
SetThreadName((DWORD) -1,"AegiMain");
#endif
StartupLog("Inside OnInit");
frame = NULL;
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try {
// Initialize randomizer
StartupLog("Initialize random generator");
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srand(time(NULL));
// locale for loading options
StartupLog("Set initial locale");
setlocale(LC_NUMERIC, "C");
setlocale(LC_CTYPE, "C");
// Crash handling
#if !defined(_DEBUG) || defined(WITH_EXCEPTIONS)
StartupLog("Install exception handler");
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wxHandleFatalExceptions(true);
#endif
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StartupLog("Store options back");
OPT_SET("Version/Last Version")->SetInt(GetSVNRevision());
AssTime::UseMSPrecision = OPT_GET("App/Nonstandard Milisecond Times")->GetBool();
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StartupLog("Initialize final locale");
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// Set locale
int lang = OPT_GET("App/Locale")->GetInt();
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if (lang == -1) {
lang = locale.PickLanguage();
OPT_SET("App/Locale")->SetInt(lang);
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}
locale.Init(lang);
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// Load plugins
plugins = new PluginManager();
plugins->RegisterBuiltInPlugins();
// Load Automation scripts
StartupLog("Load global Automation scripts");
global_scripts = new Automation4::AutoloadScriptManager(lagi_wxString(OPT_GET("Path/Automation/Autoload")->GetString()));
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// Load export filters
StartupLog("Register export filters");
AssExportFilterChain::Register(new AssFixStylesFilter);
AssExportFilterChain::Register(new AssTransformCleanInfoFilter);
AssExportFilterChain::Register(new AssTransformFramerateFilter);
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// Get parameter subs
StartupLog("Parse command line");
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wxArrayString subs;
for (int i=1;i<argc;i++) {
subs.Add(argv[i]);
}
// Open main frame
StartupLog("Create main window");
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frame = new FrameMain(subs);
SetTopWindow(frame);
}
catch (const char *err) {
wxMessageBox(err,"Fatal error while initializing");
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return false;
}
catch (agi::Exception const& e) {
wxMessageBox(e.GetMessage(),"Fatal error while initializing");
return false;
}
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#ifndef _DEBUG
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catch (...) {
wxMessageBox("Unhandled exception","Fatal error while initializing");
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return false;
}
#endif
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StartupLog("Initialization complete");
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return true;
}
/// @brief Exit
/// @return
///
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int AegisubApp::OnExit() {
SubtitleFormat::DestroyFormats();
VideoContext::OnExit();
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delete plugins;
delete config::opt;
delete config::mru;
hotkey::clear();
delete config::path;
cmd::clear();
delete global_scripts;
AssExportFilterChain::Clear();
#ifdef _DEBUG
delete emit_stdout;
#endif
// Keep this last!
delete agi::log::log;
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return wxApp::OnExit();
}
#if !defined(_DEBUG) || defined(WITH_EXCEPTIONS)
/// Message displayed when an exception has occurred.
const static wxString exception_message = _("Oops, Aegisub has crashed!\n\nAn attempt has been made to save a copy of your file to:\n\n%s\n\nAegisub will now close.");
static void UnhandledExeception(bool stackWalk) {
if (AssFile::top) {
// Current filename if any.
wxFileName file(AssFile::top->filename);
if (!file.HasName()) file.SetName("untitled");
// Set path and create if it doesn't exist.
file.SetPath(StandardPaths::DecodePath("?user/recovered"));
if (!file.DirExists()) file.Mkdir();
// Save file
wxString filename = wxString::Format("%s/%s_%s.ass", file.GetPath(), wxDateTime::Now().Format("%Y-%m-%d-%H%M%S"), file.GetName());
AssFile::top->Save(filename,false,false);
#if wxUSE_STACKWALKER == 1
if (stackWalk) {
StackWalker walker("Fatal exception");
walker.WalkFromException();
}
#endif
// Inform user of crash.
wxMessageBox(wxString::Format(exception_message, filename), _("Program error"), wxOK | wxICON_ERROR, NULL);
}
else if (LastStartupState) {
#if wxUSE_STACKWALKER == 1
if (stackWalk) {
StackWalker walker("Fatal exception");
walker.WalkFromException();
}
#endif
wxMessageBox(wxString::Format("Aegisub has crashed while starting up!\n\nThe last startup step attempted was: %s.", LastStartupState), _("Program error"), wxOK | wxICON_ERROR);
}
}
/// @brief Called during an unhandled exception
void AegisubApp::OnUnhandledException() {
UnhandledExeception(false);
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}
/// @brief Called during a fatal exception.
void AegisubApp::OnFatalException() {
UnhandledExeception(true);
}
#endif
void AegisubApp::HandleEvent(wxEvtHandler *handler, wxEventFunction func, wxEvent& event) const {
#define SHOW_EXCEPTION(str) wxMessageBox(str, "Exception in event handler", wxOK|wxICON_ERROR|wxSTAY_ON_TOP)
try {
wxApp::HandleEvent(handler, func, event);
}
catch (const agi::Exception &e) {
SHOW_EXCEPTION(lagi_wxString(e.GetChainedMessage()));
}
catch (const std::exception &e) {
SHOW_EXCEPTION(wxString(e.what(), wxConvUTF8));
}
catch (const char *e) {
SHOW_EXCEPTION(wxString(e, wxConvUTF8));
}
catch (const wxString &e) {
SHOW_EXCEPTION(e);
}
#undef SHOW_EXCEPTION
}
#if wxUSE_STACKWALKER == 1
/// @brief Called at the start of walking the stack.
/// @param cause cause of the crash.
///
StackWalker::StackWalker(wxString cause) {
wxFileName report_dir("");
report_dir.SetPath(StandardPaths::DecodePath("?user/reporter"));
if (!report_dir.DirExists()) report_dir.Mkdir();
crash_text = new wxFile(StandardPaths::DecodePath("?user/crashlog.txt"), wxFile::write_append);
crash_xml = new wxFile(StandardPaths::DecodePath("?user/reporter/crash.xml"), wxFile::write);
if ((crash_text->IsOpened()) && (crash_xml->IsOpened())) {
wxDateTime time = wxDateTime::Now();
crash_text->Write(wxString::Format("--- %s ------------------\n", time.FormatISOCombined()));
crash_text->Write(wxString::Format("VER - %s\n", GetAegisubLongVersionString()));
crash_text->Write(wxString::Format("FTL - Begining stack dump for \"%s\":\n", cause));
crash_xml->Write( "<crash>\n");
crash_xml->Write( " <info>\n");
crash_xml->Write(wxString::Format(" <cause>%s</cause>\n", cause));
crash_xml->Write(wxString::Format(" <time>%s</time>\n", time.FormatISOCombined()));
crash_xml->Write(wxString::Format(" <version>%s</version>\n", GetAegisubLongVersionString()));
crash_xml->Write( " </info>\n");
crash_xml->Write( " <trace>\n");
}
}
/// @brief Callback to format a single frame
/// @param frame frame to parse.
///
void StackWalker::OnStackFrame(const wxStackFrame &frame) {
if ((crash_text->IsOpened()) && (crash_xml->IsOpened())) {
wxString dst = wxString::Format("%03i - 0x%08X: ",frame.GetLevel(),frame.GetAddress()) + frame.GetName();
if (frame.HasSourceLocation())
dst = wxString::Format("%s on %s:%d", dst, frame.GetFileName(), frame.GetLine());
crash_text->Write(wxString::Format("%s\n", dst));
crash_xml->Write(wxString::Format(" <frame id='%i' loc='%X'>\n", frame.GetLevel(), frame.GetAddress()));
crash_xml->Write(wxString::Format(" <name>%s</name>\n", frame.GetName()));
if (frame.HasSourceLocation())
crash_xml->Write(wxString::Format(" <file line='%d'>%s</file>>%s</name>\n", frame.GetLine(), frame.GetFileName()));
crash_xml->Write(wxString::Format(" <module><![CDATA[%s]]></module>\n", frame.GetModule()));
crash_xml->Write( " </frame>\n");
}
}
/// @brief Called at the end of walking the stack.
StackWalker::~StackWalker() {
if ((crash_text->IsOpened()) && (crash_xml->IsOpened())) {
crash_text->Write("End of stack dump.\n");
crash_text->Write("----------------------------------------\n\n");
crash_text->Close();
crash_xml->Write(" </trace>\n");
crash_xml->Write("</crash>\n");
crash_xml->Close();
}
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}
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#endif
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/// @brief Call main loop
/// @return
///
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int AegisubApp::OnRun() {
wxString error;
// Run program
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try {
if (m_exitOnFrameDelete == Later) m_exitOnFrameDelete = Yes;
return MainLoop();
}
// Catch errors
catch (const wxString &err) { error = err; }
catch (const char *err) { error = err; }
catch (const std::exception &e) { error = wxString("std::exception: ") + wxString(e.what(),wxConvUTF8); }
catch (const agi::Exception &e) { error = "agi::exception: " + lagi_wxString(e.GetChainedMessage()); }
catch (...) { error = "Program terminated in error."; }
// Report errors
if (!error.IsEmpty()) {
std::ofstream file;
file.open(wxString(StandardPaths::DecodePath("?user/crashlog.txt")).mb_str(),std::ios::out | std::ios::app);
if (file.is_open()) {
wxDateTime time = wxDateTime::Now();
wxString timeStr = "---" + time.FormatISODate() + " " + time.FormatISOTime() + "------------------";
file << std::endl << timeStr.mb_str(csConvLocal);
file << "\nVER - " << GetAegisubLongVersionString();
file << "\nEXC - Aegisub has crashed with unhandled exception \"" << error.mb_str(csConvLocal) <<"\".\n";
int formatLen = timeStr.Length();
char dashes[1024];
int i = 0;
for (i=0;i<formatLen;i++) dashes[i] = '-';
dashes[i] = 0;
file << dashes;
file << "\n";
file.close();
}
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#if wxUSE_EXCEPTIONS
OnUnhandledException();
#endif
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}
ExitMainLoop();
return 1;
}
/// @brief Open URL
/// @param url
///
void AegisubApp::OpenURL(wxString url) {
wxLaunchDefaultBrowser(url, wxBROWSER_NEW_WINDOW);
}
////////////////
// Apple events
#ifdef __WXMAC__
/// @brief DOCME
/// @param filename
///
void AegisubApp::MacOpenFile(const wxString &filename) {
if (frame != NULL && !filename.empty()) {
frame->LoadSubtitles(filename);
wxFileName filepath(filename);
OPT_SET("Path/Last/Subtitles")->SetString(STD_STR(filepath.GetPath()));
}
}
#endif