Aegisub/aegisub/auto4_perl.h
2008-03-11 06:10:00 +00:00

245 lines
7.2 KiB
C++

// Copyright (c) 2008, Simone Cociancich
// 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
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:jiifurusu@gmail.com
//
#pragma once
#ifndef _AUTO4_PERL_H
#define _AUTO4_PERL_H
#include "auto4_base.h"
#include <wx/window.h>
#include <wx/string.h>
#include "ass_file.h"
#undef _
#include <EXTERN.h>
#include <perl.h>
#include <XSUB.h>
#include "auto4_perldata.inc" // Perl variables manipulation macros
#undef bool
// the fucking perl.h redefines _() -.-
#undef _
#define _(s) wxGetTranslation(_T(s))
// String conversions between wxWidgets and Perl
#define wx2pl wxConvUTF8
#define pl2wx wxConvUTF8
#define PERL_SCRIPT_EXTENSION ".pl" /* TODO maybe: make it multi-extension */
// Debug support
/* define the following to activate tracing for the perl engine */
#define WXTRACE_AUTOPERL
#define wxTRACE_AutoPerl _T("auto4_perl")
#define wxTRACE_METH(name) \
wxLogTrace(wxTRACE_AutoPerl, _T("\t=== %p::%s() ==="), this, _T(#name))
#define wxTRACE_FUNC(name) \
wxLogTrace(wxTRACE_AutoPerl, _T("\t=== %s() ==="), _T(#name))
#define wxTRACE_RET(name) \
wxLogTrace(wxTRACE_AutoPerl, _T("\t___ %s() returned ___"), _T(#name))
namespace Automation4 {
/////////////
// PerlLog
//
#define LOG_FATAL 0
#define LOG_ERROR 1
#define LOG_WARNING 2
#define LOG_HINT 3
#define LOG_DEBUG 4
#define LOG_TRACE 5
#define LOG_MESSAGE 6
#define LOG_WX 8
#define PerlLogFatal(str) PerlLog(LOG_FATAL, str)
#define PerlLogFatalError(str) PerlLog(LOG_FATAL, str)
#define PerlLogError(str) PerlLog(LOG_ERROR, str)
#define PerlLogWarning(str) PerlLog(LOG_WARNING, str)
#define PerlLogHint(str) PerlLog(LOG_HINT, str)
#define PerlLogVerbose(str) PerlLog(LOG_HINT, str)
#define PerlLogDebug(str) PerlLog(LOG_DEBUG, str)
#define PerlLogTrace(str) PerlLog(LOG_TRACE, str)
#define PerlLogMessage(str) PerlLog(LOG_MESSAGE, str)
void PerlLog(unsigned int level, const wxString &msg);
////////////////
// PerlThread
//
class PerlThread : public wxThread {
private:
const char *pv;
SV *sv;
I32 flags;
bool type;
wxThreadError launch();
public:
enum { EVAL = 0, CALL = 1 };
PerlThread();
PerlThread(const char *sub_name, I32 flags, bool type = CALL);
PerlThread(SV *sv, I32 flags, bool type = CALL);
wxThreadError Call(const char *sub_name, I32 flags);
wxThreadError Call(SV *sv, I32 flags);
wxThreadError Eval(const char* p, I32 croak_on_error);
wxThreadError Eval(SV* sv, I32 flags);
virtual ExitCode Entry();
};
///////////////////
// Script object
//
class PerlScript : public Script {
private:
static PerlScript *active; // The active script (at any given time)
AV *inc_saved;
wxString package; // Every script resides in a package named at random
bool reload; // Automatically reload if source file has changed
time_t mtime; // The mtime of the loaded source file
void load(); // It doas all the script initialization
void unload(); // It does all the script disposing
static void activate(PerlScript *script); // Set the active script
static void deactivate(); // Unset the active script
public:
PerlScript(const wxString &filename);
virtual ~PerlScript();
static PerlScript *GetScript() { return active; } // Query the value of the active script
virtual void Reload(); // Reloading of a loaded script
void Activate() { activate(this); } // Set the script as active
void Deactivate() const { deactivate(); } // Unset the active script
/* TODO maybe: move to tied scalars */
void ReadVars(); // Sync the script's vars from perl package to script object
void WriteVars() const; // Sync the script's vars from script object to perl package
void AddFeature(Feature *feature);
void DeleteFeature(Feature *feature);
const wxString& GetPackage() const { return package; } // The perl package containing script code
void SetName(const wxString &str) { name = str; }
void SetDescription(const wxString &str) { description = str; }
void SetAuthor(const wxString &str) { author = str; }
void SetVersion(const wxString &str) { version = str; }
};
//////////////////
// Macro object
//
class PerlFeatureMacro : public FeatureMacro {
private:
SV *processing_sub; // May be reference or name of sub
SV *validation_sub; // here too
protected:
PerlScript *script; // The owner script
public:
PerlFeatureMacro(const wxString &name, const wxString &description, PerlScript *perl_script, SV *proc_sub, SV *val_sub);
virtual ~PerlFeatureMacro();
virtual bool Validate(AssFile *subs, const std::vector<int> &selected, int active);
virtual void Process(AssFile *subs, std::vector<int> &selected, int active, wxWindow * const progress_parent);
};
//////////////////////
// PerlProgressSink
//
class PerlProgressSink : public ProgressSink {
private:
static PerlProgressSink *sink;
public:
PerlProgressSink(wxWindow *parent, const wxString &title = _T("..."));
~PerlProgressSink();
static PerlProgressSink *GetProgressSink() { return sink; }
bool IsCancelled() const { return cancelled; }
void Log(int level, const wxString &message) { if(level <= trace_level) AddDebugOutput(message); }
};
///////////////////////////////////////////////////
// Conversion between aegisub data and perl data
//
class PerlAss {
private:
public:
static wxString GetEntryClass(AssEntry *entry);
static HV *MakeHasshEntry(AssEntry *entry);
static HV *MakeHasshStyle(AssStyle *style);
static HV *MakeHasshDialogue(AssDialogue *diag);
static AV *MakeHasshLines(AV *lines, AssFile *ass);
static AssEntry *MakeAssEntry(HV *entry);
static AssStyle *MakeAssStyle(HV *style);
static AssDialogue *MakeAssDialogue(HV *diag);
static AssFile *MakeAssLines(AssFile *ass, AV *lines);
};
};
#endif