Aegisub/core/dialog_spellcheck.cpp
Rodrigo Braz Monteiro e41b6f9988 Prevented parsed data from staying in memory, greatly reducing RAM usage
Originally committed to SVN as r91.
2006-02-21 03:13:35 +00:00

581 lines
18 KiB
C++

// Copyright (c) 2005, Ghassan Nassar
// 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:zeratul@cellosoft.com
//
#ifndef NO_SPELLCHECKER
#include "aspell_wrap.h"
#include "main.h"
#include "dialog_spellcheck.h"
#include "aspell_wrap.h"
#include <wx\file.h>
#include <wx\filename.h>
#include <wx\dir.h>
DialogSpellCheck::DialogSpellCheck (wxWindow *parent, AssFile *_subs, wxArrayInt* selList, SubtitlesGrid *_grid)
: wxDialog (parent,-1,_T("Document Spell Checker"),wxDefaultPosition,wxDefaultSize,wxDEFAULT_DIALOG_STYLE,_T("DialogSpellCheck"))
{
// Suggestions
wxSizer *SuggestionBox = new wxStaticBoxSizer(wxVERTICAL,this,_T("ErrorBox"));
Textbox = new wxTextCtrl(this, TEXTBOX_LINE, _T(""), wxDefaultPosition, wxSize(185,55), wxTE_RICH2 | wxTE_WORDWRAP, wxDefaultValidator, _T("Displayed Line"));
SuggestionsList = new wxListBox(this, LIST_SUGGESTIONS, wxDefaultPosition, wxSize(185,95), 0, NULL, wxLB_SINGLE | wxLB_SORT, wxDefaultValidator, _T("Suggestions"));
SuggestionBox->Add(Textbox,0,wxRIGHT,5);
SuggestionBox->AddSpacer(5);
SuggestionBox->Add(SuggestionsList,1,wxEXPAND | wxRIGHT | wxALIGN_RIGHT,5);
//// RButtons styles list
wxSizer *RButtons = new wxStaticBoxSizer(wxVERTICAL, this, _T("Extra Commands"));
SkipError = new wxButton(this, BUTTON_SKIP, _T("Skip this error"), wxDefaultPosition, wxSize(80,25), 0, wxDefaultValidator, _T("Skip This Error"));
AddtoCustomDic = new wxButton(this, BUTTON_ADDCUSTOM, _T("Add to Dict."), wxDefaultPosition, wxSize(80,25), 0, wxDefaultValidator, _T("Add To Custom Dictionary"));
Options = new wxButton(this, BUTTON_PREFERENCES, _T("Options"), wxDefaultPosition, wxSize(80,25), 0, wxDefaultValidator, _T("Preferences"));
RButtons->AddSpacer(20);
RButtons->Add(SkipError,0, wxALL | wxALIGN_CENTER_VERTICAL,0);
RButtons->AddSpacer(20);
RButtons->Add(AddtoCustomDic,0, wxALL | wxALIGN_CENTER_VERTICAL,0);
RButtons->AddSpacer(20);
RButtons->Add(Options,0, wxALL | wxALIGN_CENTER_VERTICAL,0);
RButtons->AddSpacer(20);
////Lower Buttons
wxSizer *LButtons = new wxBoxSizer(wxHORIZONTAL);
AcceptSuggestion = new wxButton(this, BUTTON_ACCEPT, _T("Accept Suggestion"), wxDefaultPosition, wxSize(100,20), 0, wxDefaultValidator, _T("Accept"));
Exit = new wxButton(this, BUTTON_EXIT, _T("Exit"), wxDefaultPosition, wxSize(100,20), 0, wxDefaultValidator, _T("Exit"));
LButtons->AddSpacer(30);
LButtons->Add(AcceptSuggestion,0, wxALL | wxALIGN_CENTER_HORIZONTAL ,0);
LButtons->AddSpacer(30);
LButtons->Add(Exit,0, wxALL | wxALIGN_CENTER_HORIZONTAL,0);
LButtons->AddSpacer(30);
//// TOP General layout
wxSizer *MBox = new wxBoxSizer(wxHORIZONTAL);
MBox->Add(SuggestionBox,0,wxRIGHT,5);
MBox->Add(RButtons,0,wxLEFT,5);
//wxButton *CloseButton = new wxButton(this, wxID_CLOSE, _T(""), wxDefaultPosition, wxSize(100,25), 0, wxDefaultValidator, _T("Close"));
MainSizer = new wxBoxSizer(wxVERTICAL);
MainSizer->Add(MBox ,0,wxEXPAND | wxLEFT | wxRIGHT | wxTOP,5);
LButtons->AddSpacer(5);
MainSizer->Add(LButtons,0,wxEXPAND | wxLEFT | wxRIGHT |wxTOP ,5);
//MainSizer->Add(CloseButton,0,wxBOTTOM | wxALIGN_CENTER,5);
//// Set sizer
SetSizer(MainSizer);
MainSizer->SetSizeHints(this);
subs = _subs;
grid = _grid;
lnList = *selList;
aspellConfig = NULL;
aspellSpeller = NULL;
aspellChecker = NULL;
InitSpellCheck();
}
DialogSpellCheck::~DialogSpellCheck(void)
{
if (pDictionaryChanged) {
if (wxYES == ::wxMessageBox(_T("Would you like to save any of your changes to your personal dictionary?"), _T("Save Changes"), wxYES_NO | wxICON_QUESTION))
aspell_speller_save_all_word_lists(aspellSpeller);
}
if (aspellChecker != NULL)
delete_aspell_document_checker(aspellChecker);
if (aspellConfig != NULL)
delete_aspell_config(aspellConfig);
if (aspellSpeller != NULL)
delete_aspell_speller(aspellSpeller);
Aspell.Unload();
}
bool DialogSpellCheck::SetOptions(wxString Option,wxString Value){
if (aspellConfig == NULL)
aspellConfig = new_aspell_config();
if (aspellConfig == NULL)
return FALSE;
aspell_config_replace(aspellConfig, Option.mb_str(wxConvUTF8), Value.mb_str(wxConvUTF8));
return true;
}
bool DialogSpellCheck::SetDefaultOptions(){
wxString defaultDataDir = AegisubApp::folderName;
defaultDataDir.Append(_T("data\\"));
wxString defaultDictDir = AegisubApp::folderName;
defaultDictDir.Append(_T("dict\\"));
if (wxDir::Exists(defaultDataDir)) //&& wxDir::Exists(defaultDictDir))
{
SetOptions(wxString(_T("encoding")), _T("utf-8"));
SetOptions(wxString(_T("lang")), wxString(_T("en-US"))); //1*
SetOptions(wxString(_T("data-dir")), defaultDataDir);
SetOptions(wxString(_T("dict-dir")), defaultDataDir); //defaultDictDir
SetOptions(wxString(_T("local-data-dir")), defaultDataDir);
}
wxString l2Checka = defaultDataDir;
l2Checka.Append( _T("\\en.dat"));
wxString l2Checkb = defaultDataDir; // Set to the same place for now. It's regularily in two folders.
l2Checkb.Append(_T("\\en_phonet.dat"));
if (!wxFile::Exists(l2Checka) || !wxFile::Exists(l2Checkb))
{
wxMessageBox(_T("The Files: \"en.dat\" and \"en_phonet.dat\", in \".\\data\" are necessary for proper execution. \nProcess will continue, but with **unpredicable** execution. \nFix: Reinstall Dictionaries."), _T("Warning"),wxICON_EXCLAMATION | wxOK | wxSTAY_ON_TOP);
// 2
}
if (aspell_config_error(aspellConfig) != 0) {
wxString A(aspell_config_error_message(aspellConfig),wxConvUTF8);
wxMessageBox(wxString::Format(_T("Error: %s\n"), A) , _T("Warning"),wxICON_ERROR | wxOK | wxSTAY_ON_TOP);
return false;
}
return true;
}
bool DialogSpellCheck::Uninit(){
Aspell.Unload(); // Here for when I get it dynamically linked.
return true; // this is useless for now, but not in the future.
}
void DialogSpellCheck::UILock(bool enable){
if (enable)
{
SkipError->Enable(false);
AcceptSuggestion->Enable(false);
AddtoCustomDic->Enable(false);
SuggestionsList->Enable(false);
Textbox->Enable(false);
}
else{
SkipError->Enable(true);
AcceptSuggestion->Enable(true);
AddtoCustomDic->Enable(true);
SuggestionsList->Enable(true);
Textbox->Enable(true);
}
}
void DialogSpellCheck::LineSetUp(){
bool alt = false;
if (lnList.GetCount() > 0)
if (lnList.Item(0) == -1)
alt = true;
if ((lnList.GetCount() == 0) || (alt == true)) {
start = 0;
end = grid->GetNumberRows() - 1;
curLineNumber = 0;
current_line = grid->GetDialogue(curLineNumber);
return;
}
else {
curLineNumber = lnList.Item(0);
lnList.RemoveAt(0,1);
current_line = grid->GetDialogue(curLineNumber);
start = -1;
end = -1;
return;
}
// something went drastically wrong...
return;
}
bool DialogSpellCheck::IncLines(){ // Used for lines 1+, line 0 is handled by LineSetUp
//if (a) return false; // used as an aux check for end of line.
if ((start == -1) && (end == -1)){
if (lnList.GetCount() > 0) {
curLineNumber = lnList.Item(0);
lnList.RemoveAt(0,1);
current_line = grid->GetDialogue(curLineNumber);
return true;
}
else
return false;
}
else if (start == 0){
if (curLineNumber < end){
curLineNumber++;
current_line = grid->GetDialogue(curLineNumber);
return true;
}
else
return false;
}
return false; // shouldnt every really happen but vs stops yelling about it.
}
void DialogSpellCheck::Stage0(){ // Stage 0, used intially.
LineSetUp();
if (!LineComputation())
return;
LineBegin();
Stage2();
}
void DialogSpellCheck::Stage1(){ // Stage 1, used after stage 0 is initiated.
if (!LineComputation()){
if (!IncLines()){
UILock(true);//init lines.
return;
}
}
LineBegin();
Stage2();
}
void DialogSpellCheck::Stage2(){ // Stage 2, rather useless to be honest but, it makes things clear.
Precheck(); // Repeat here till line is checked.
}
void DialogSpellCheck::Stage3(){ // Stage 3: Kill things that need to be killed find next line and continue.
LineEnd();
Stage1();
}
bool DialogSpellCheck::Precheck()
{
/* Using Document Checker and Settings previously set, find errors in the line. Also check if the word was told to be ignored.*/
if ((token = aspell_document_checker_next_misspelling(aspellChecker), token.len != 0)){
token.offset += nDiff;
const wxString misspelling = current_block.Mid(token.offset, token.len);
misspelled_word = misspelling;
if (lIgnore.Index(misspelling) != wxNOT_FOUND) // implement button to actually DO this.
return true;
Populate(misspelling);
UILock(false);
}
else {
Stage3();
return false;
}
return true;
}
void DialogSpellCheck::Populate(wxString misspelling){
Textbox->Clear();
Textbox->AppendText(current_block);
int c_start = current_block.Find(misspelling);
Textbox->SetStyle(c_start, c_start + misspelling.Length(), wxTextAttr(*wxRED, wxNullColour, wxFont(10, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_BOLD, false, _T(""), wxFONTENCODING_DEFAULT) ));
SuggestionsList->Clear();
SuggestionsList->InsertItems(GetSuggestions(misspelling),0);
}
void DialogSpellCheck::LineEnd(){
nLine = false;
nDiff = 0;
token.len = 0;
token.offset = 0;
delete_aspell_document_checker(aspellChecker);
aspellChecker = NULL;
UILock(true);
}
bool DialogSpellCheck::LineBegin(){
if (aspellSpeller == NULL)
return false;
AspellCanHaveError* ret = new_aspell_document_checker(aspellSpeller);
if (aspell_error(ret) != 0) {
wxString A(aspell_error_message(ret),wxConvUTF8);
wxMessageBox(wxString::Format(_T("Error: %s\n"), A));
return false;
}
aspellChecker = to_aspell_document_checker(ret);
aspell_document_checker_process(aspellChecker , current_block.mb_str(wxConvUTF8), -1);
return true;
}
wxArrayString DialogSpellCheck::GetSuggestions(wxString strMisspelledWord)
{
const char * suggest;
const wxString * misspelling = &strMisspelledWord;
wxArrayString wxStringList;
const AspellWordList * suggestions = aspell_speller_suggest(aspellSpeller, misspelling->mb_str(wxConvUTF8), misspelling->Length());
AspellStringEnumeration * elements = aspell_word_list_elements(suggestions);
wxStringList.IsEmpty();
while ( (suggest = aspell_string_enumeration_next(elements)) != NULL ){
wxString StringADD(suggest,wxConvUTF8);
wxStringList.Add(StringADD);
}
delete_aspell_string_enumeration(elements);
return wxStringList;
}
wxArrayString DialogSpellCheck::GetWordListAsArray(){
const char * suggested;
wxArrayString wxStringList;
const AspellWordList* PersonalWordList = aspell_speller_personal_word_list(aspellSpeller);
AspellStringEnumeration* elements = aspell_word_list_elements(PersonalWordList);
wxStringList.IsEmpty();
while ( (suggested = aspell_string_enumeration_next(elements)) != NULL ){
wxString StringADD(suggested,wxConvUTF8);
wxStringList.Add(StringADD);
}
delete_aspell_string_enumeration(elements);
return wxStringList;
}
int DialogSpellCheck::AddWordToDictionary(wxString strWord){
const wxString * correctterm = &strWord;
aspell_speller_add_to_personal(aspellSpeller, correctterm->mb_str(wxConvUTF8), strWord.Length());
pDictionaryChanged = TRUE;
return TRUE;
}
void DialogSpellCheck::InitSpellCheck(){
nLine = false;
curLineNumber = 0;
curBlockNumber = -1;
start = -1;
end = -1;
pDictionaryChanged = false;
token.len = 0;
token.offset = 0;
nDiff = 0;
UILock(false);
Aspell.Load();
if (aspellConfig == NULL)
aspellConfig = new_aspell_config();
if (aspellConfig == NULL){
wxMessageBox(_T("Critical Error! Config Settings Are Not Present."));
UILock(true); // Forces the user to exit.
return;
}
SetDefaultOptions();
AspellCanHaveError* ret = new_aspell_speller(aspellConfig);
if (aspell_error(ret) != 0){
wxString A(aspell_error_message(ret),wxConvUTF8);
wxMessageBox(wxString::Format(_T("Error: %s\n"), A));
delete_aspell_can_have_error(ret);
UILock(true); // Forces the user to exit.
return;
}
aspellSpeller = to_aspell_speller(ret);
Stage0();
}
BEGIN_EVENT_TABLE(DialogSpellCheck, wxEvtHandler)
EVT_BUTTON(wxID_CLOSE, DialogSpellCheck::OnClose)
EVT_BUTTON(BUTTON_ACCEPT, DialogSpellCheck::OnAccept)
EVT_BUTTON(BUTTON_EXIT, DialogSpellCheck::OnExit)
EVT_BUTTON(BUTTON_PREFERENCES, DialogSpellCheck::OnOptions)
EVT_BUTTON(BUTTON_SKIP, DialogSpellCheck::OnSkip)
EVT_BUTTON(BUTTON_ADDCUSTOM, DialogSpellCheck::OnAdd)
EVT_LISTBOX_DCLICK(LIST_SUGGESTIONS, DialogSpellCheck::OnListDoubleClick)
EVT_TEXT(TEXTBOX_LINE, DialogSpellCheck::OnTextChange)
END_EVENT_TABLE()
/////////
//EVENTS
void DialogSpellCheck::OnClose (wxCommandEvent &event) {
if ((Textbox->GetValue() != current_block) && (Textbox->GetValue() != _T(""))) {
wxMessageDialog Question(this, _T(
"You've selected:Exit. Yet, the current line has not yet been saved. Would you like to save the changes?"),
_T("Exit Warning"),
wxICON_QUESTION | wxSTAY_ON_TOP | wxYES_NO | wxYES_DEFAULT,
wxDefaultPosition);
int a = Question.ShowModal();
if (a == wxID_YES){
BlockStore();
}
}
Destroy();
}
void DialogSpellCheck::OnAccept (wxCommandEvent &event) {
if (AcceptSuggestion->GetLabel() != _T("Replace w\\ Edit?"))
ComputeAction(ACTION_ACCEPT);
else
ComputeAction(ACTION_USER_CUSTOM);
}
void DialogSpellCheck::OnExit (wxCommandEvent &event) {
if ((Textbox->GetValue() != current_block) && (Textbox->GetValue() != _T(""))) {
wxMessageDialog Question(this, _T(
"You've selected:Exit. Yet, the current line has not yet been saved. Would you like to save the changes?"),
_T("Exit Warning"),
wxICON_QUESTION | wxSTAY_ON_TOP | wxYES_NO | wxYES_DEFAULT,
wxDefaultPosition);
int a = Question.ShowModal();
if (a == wxID_YES){
BlockStore();
}
}
Destroy();
}
void DialogSpellCheck::OnOptions (wxCommandEvent &event) {
//TODO
}
void DialogSpellCheck::OnSkip (wxCommandEvent &event) {
ComputeAction(ACTION_SKIP);
}
void DialogSpellCheck::OnAdd (wxCommandEvent &event) {
ComputeAction(ACTION_ADD);
}
void DialogSpellCheck::OnListDoubleClick (wxCommandEvent &event) {
ComputeAction(ACTION_ACCEPT);
}
void DialogSpellCheck::OnTextChange (wxCommandEvent &event) {
if (Textbox->GetValue() != current_block)
AcceptSuggestion->SetLabel(_T("Replace w\\ Edit?"));
else
AcceptSuggestion->SetLabel(_T("Accept Suggestion"));
}
void DialogSpellCheck::ComputeAction(int action) {
const wxString correct_word = (SuggestionsList->GetSelection() == wxNOT_FOUND) ? _T("") : SuggestionsList->GetString(SuggestionsList->GetSelection());
if ((SuggestionsList->GetSelection() == wxNOT_FOUND) && (action == ACTION_ACCEPT))
return;
const wxString misspelling = misspelled_word;
switch (action)
{
case ACTION_ACCEPT:
nDiff += correct_word.Length() - token.len; // Let the spell checker know what the correct replacement was
aspell_speller_store_replacement(aspellSpeller, misspelling.mb_str(wxConvUTF8), token.len, correct_word.mb_str(wxConvUTF8), correct_word.Length());
current_block.replace(token.offset, token.len, correct_word);// Replace the misspelled word with the replacement */
BlockStore();
Textbox->Clear();
Textbox->AppendText(current_block);
UILock(true);
break;
case ACTION_SKIP:
break;
case ACTION_ADD:
AddWordToDictionary(misspelled_word);
break;
case ACTION_USER_CUSTOM:
current_block = Textbox->GetValue();
BlockStore();
Textbox->Clear();
Textbox->AppendText(current_block);
curBlockNumber--;
token.len = 0;
token.offset = 0;
default:
break;
}
Stage2();
}
bool DialogSpellCheck::LineComputation() {
AssDialogueBlockPlain *curPlain;
current_line->ParseASSTags();
size_t size_blocks = current_line->Blocks.size();
for (size_t i=(curBlockNumber+1);i<size_blocks;i++) {
curPlain = AssDialogueBlock::GetAsPlain(current_line->Blocks.at(i));
if (curPlain) {
current_block = curPlain->GetText();
curBlockNumber = i;
return true;
}
}
curPlain = 0;
curBlockNumber = -1;
current_line->ClearBlocks();
return false;
}
void DialogSpellCheck::BlockStore() {
current_line->ParseASSTags();
AssDialogueBlockPlain *curPlain = AssDialogueBlock::GetAsPlain(current_line->Blocks.at(curBlockNumber));
if (curPlain) {
curPlain->text = current_block;
current_line->UpdateText();
current_line->UpdateData();
grid->SetRowToLine(curLineNumber,current_line);
subs->FlagAsModified();
}
curPlain = 0;
current_line->ClearBlocks();
}
#endif