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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
#include "hunspellpluginimpl.h"
#include "hunspelldialog.h"
#include "pageitem.h"
#include "pageitem_textframe.h"
#include "selection.h"
#include "scpaths.h"
#include "scribusdoc.h"
#include "scribus.h"
#include "text/specialchars.h"
#include "util.h"
#include <QDebug>
#include <QDir>
#include <QFile>
#include <QMessageBox>
#ifdef Q_OS_WIN32
#include <windows.h>
#include <shlobj.h>
#endif
// Initialize members here, if any
HunspellPluginImpl::HunspellPluginImpl() : QObject(0)
{
hspellers=NULL;
numDicts=0;
}
HunspellPluginImpl::~HunspellPluginImpl()
{
if (hspellers)
{
for (int i = 0; i < numDicts; ++i)
{
delete hspellers[i];
hspellers[i] = NULL;
}
delete[] hspellers;
}
hspellers = NULL;
numDicts = 0;
}
bool HunspellPluginImpl::run(const QString & target, ScribusDoc* doc)
{
m_doc=doc;
bool initOk=initHunspell();
qDebug()<<"Hunspell Init Ok:"<<initOk;
if (!initOk)
return false;
bool spellCheckOk=checkWithHunspell();
if (!spellCheckOk)
return false;
return true;
}
bool HunspellPluginImpl::findDictionaries()
{
QStringList dirs(ScPaths::instance().spellDirs());
if (dirs.count()==0)
return false;
//for development, just take the first for now
dictPath=dirs.first();
return true;
}
bool HunspellPluginImpl::initHunspell()
{
int errorCount=0;
bool dictPathFound=findDictionaries();
if (!dictPathFound)
{
qDebug()<<"No preinstalled dictonary paths found";
return false;
}
else
qDebug()<<"Preinstalled dictionary path selected"<<dictPath;
// Find the dic and aff files in the location
QDir dictLocation(dictPath);
QStringList dictFilters, affFilters;
dictFilters << "*.dic";
affFilters << "*.aff";
QStringList dictList(dictLocation.entryList(dictFilters, QDir::Files, QDir::Name));
dictList.replaceInStrings(".dic","");
QStringList affList;
//Ensure we have aff+dic file pairs, remove any hyphenation dictionaries from the list
QString dictName;
QStringListIterator dictListIterator(dictList);
while (dictListIterator.hasNext())
{
dictName=dictListIterator.next();
if (!QFile::exists(dictPath+dictName+".aff"))
dictList.removeAll(dictName);
}
numAFFs=numDicts=dictList.count();
qDebug()<<"Number of dictionaries/AFFs found:"<<numDicts<<numAFFs;
if (numDicts==0)
++errorCount;
qDebug()<<dictList;
//Initialise one hunspeller for each dictionary found
//Maybe we only need the text language related one later on
dictEntries=dictList;
affEntries=affList;
hspellers = new Hunspell* [numDicts];
for (int i=0; i<numDicts; ++i)
hspellers[i] = new Hunspell((dictPath+dictList.at(i)+".aff").toLocal8Bit().constData(),
(dictPath+dictList.at(i)+".dic").toLocal8Bit().constData());
return errorCount==0;
}
bool HunspellPluginImpl::checkWithHunspell()
{
PageItem *frameToCheck;
for( int i = 0; i < m_doc->m_Selection->count(); ++i )
{
frameToCheck = m_doc->m_Selection->itemAt(i);
parseTextFrame(frameToCheck);
openGUIForTextFrame(frameToCheck);
m_doc->view()->DrawNew();
}
return true;
}
bool HunspellPluginImpl::parseTextFrame(PageItem *frameToCheck)
{
StoryText *iText=&frameToCheck->itemText;
int len=iText->length();
QString text=iText->text(0,len);
// qDebug()<<text;
int wordCount=0,wordNo=0,errorCount=0;
int currPos=0;
while (currPos<len)
{
int wordPos=iText->nextWord(currPos);
currPos=wordPos;
int eoWord=wordPos;
while(eoWord < len)
{
if (iText->text(eoWord).isLetterOrNumber())
++eoWord;
else
break;
}
QString word=iText->text(wordPos,eoWord-wordPos);
++wordCount;
++wordNo;
QStringList replacements;
if (hspellers[0]->spell(word.toLocal8Bit().constData())==0)
{
// qDebug()<<word;
++errorCount;
char **sugglist = NULL;
int suggCount=hspellers[0]->suggest(&sugglist, word.toLocal8Bit().constData());
for (int j=0; j < suggCount; ++j)
{
// qDebug()<<"Suggestion "<<j<<":"<<sugglist[j];
replacements<<sugglist[j];
}
hspellers[0]->free_list(&sugglist, suggCount);
struct WordsFound wf;
wf.start=currPos;
wf.end=eoWord;
wf.w=word;
wf.replacements=replacements;
wf.changed=false;
wf.ignore=false;
wordsToCorrect.append(wf);
}
}
// qDebug()<<"Errors found:"<<errorCount;
return true;
}
bool HunspellPluginImpl::openGUIForTextFrame(PageItem *frameToCheck)
{
HunspellDialog hsDialog(m_doc->scMW(), m_doc, frameToCheck);
hsDialog.set(&dictEntries, hspellers, &wordsToCorrect);
hsDialog.exec();
if (hsDialog.docChanged())
m_doc->changed();
return true;
}
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