git.maemo.org Git - mdictionary/blob - src/plugins/google/GooglePlugin.cpp

   1 /*******************************************************************************
   2
   3     This file is part of mDictionary.
   4
   5     mDictionary is free software: you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation, either version 3 of the License, or
   8     (at your option) any later version.
   9
  10     mDictionary is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with mDictionary.  If not, see <http://www.gnu.org/licenses/>.
  17
  18     Copyright 2010 Comarch S.A.
  19
  20 *******************************************************************************/
  21
  22 /*! \file GooglePlugin.cpp
  23     \author Jakub Jaszczynski <j.j.jaszczynski@gmail.com>
  24 */
  25
  26 #include "GooglePlugin.h"
  27 #include <QDebug>
  28 #include "GoogleDictDialog.h"
  29
  30 QMap<QString, QString> GooglePlugin::languages;
  31 bool GooglePlugin::noNetworkErrorShowed = false;
  32
  33
  34 GooglePlugin::GooglePlugin(QObject *parent): CommonDictInterface(parent),
  35                     _name(""),_infoNote("") {
  36     _settings = new Settings();
  37     _settings->setValue("lang_to","");
  38     _settings->setValue("lang_from","");
  39     _settings->setValue("type","google");
  40     _settings->setValue("connection_accepted","true");
  41     _dictDialog = new GoogleDictDialog(this,this);
  42     _icon = QIcon("/usr/share/mdictionary/google.png");
  43
  44     stopped = false;
  45     initLanguages();
  46
  47     http = new QHttp();
  48     connect(http, SIGNAL(done(bool)), this, SLOT(done()));
  49     threa=new QThread();
  50     http->moveToThread(threa);
  51     threa->start();
  52 }
  53
  54 void GooglePlugin::retranslate() {
  55     QString locale = QLocale::system().name();
  56
  57     QTranslator *translator = new QTranslator(this);
  58
  59     if(!translator->load(":/google/translations/" + locale)) {
  60         translator->load(":/google/translations/en_US");
  61     }
  62     QCoreApplication::installTranslator(translator);
  63 }
  64
  65
  66 GooglePlugin::~GooglePlugin() {
  67     delete _settings;
  68     delete _dictDialog;
  69 }
  70
  71
  72 QString GooglePlugin::langFrom() const {
  73     return languages.key(_settings->value("lang_from"));
  74 }
  75
  76
  77 QString GooglePlugin::langTo() const {
  78     return languages.key(_settings->value("lang_to"));
  79 }
  80
  81
  82 QString GooglePlugin::name() const {
  83     return QString("dictionary");
  84 }
  85
  86
  87 QString GooglePlugin::type() const {
  88     return QString("google");
  89 }
  90
  91
  92 QString GooglePlugin::infoNote() const {
  93     return _infoNote;
  94 }
  95
  96
  97 void GooglePlugin::setLangTo(QString langTo){
  98     _settings->setValue("lang_to",langTo);
  99 }
 100
 101
 102 void GooglePlugin::setLangFrom(QString langFrom){
 103     _settings->setValue("lang_from",langFrom);;
 104 }
 105
 106
 107 DictDialog* GooglePlugin::dictDialog() {
 108     return _dictDialog;
 109 }
 110
 111
 112 bool GooglePlugin::isAvailable() const {
 113     return isConnectionAccept();
 114 }
 115
 116
 117 void GooglePlugin::setConnectionAccept(QString connectionAcepted) {
 118     if(connectionAcepted=="true")
 119         _settings->setValue("connection_accepted","true");
 120     else
 121         _settings->setValue("connection_accepted","false");
 122 }
 123
 124
 125 bool GooglePlugin::isConnectionAccept() const {
 126     if(_settings->value("connection_accepted")=="true")
 127         return true;
 128     else
 129         return false;
 130 }
 131
 132
 133 Settings* GooglePlugin::settings() {
 134     return _settings;
 135 }
 136
 137
 138 void GooglePlugin::setSettings(const Settings* settings) {
 139     if(settings) {
 140         QStringList list = settings->keys();
 141         foreach(QString key, list)
 142             _settings->setValue(key, settings->value(key));
 143         getDictionaryInfo();
 144         Q_EMIT settingsChanged();
 145     }
 146 }
 147
 148
 149 QIcon* GooglePlugin::icon() {
 150     return &_icon;
 151 }
 152
 153
 154 CommonDictInterface* GooglePlugin::getNew(const Settings* settings) const {
 155     GooglePlugin *plugin = new GooglePlugin();
 156     if(settings)
 157         plugin->setSettings(settings);
 158     return plugin;
 159 }
 160
 161
 162 QString GooglePlugin::search(QString) {
 163     qDebug() << "function is not used in this plugin";
 164     return QString("");
 165 }
 166
 167
 168 Translation* GooglePlugin::getTranslationFor(QString key) {
 169     return (new TranslationGoogle(key,"",_infoNote,this));
 170 }
 171
 172
 173 QList<Translation*> GooglePlugin::searchWordList(QString word, int ) {
 174     QList<Translation*> translations;
 175     if(isAvailable()) {
 176         QString error("");
 177         word.replace("*","");   /*remove wildcard*/
 178         word.replace("?","");
 179         QString url=QString("/translate_a/t?client=t&sl=%1&tl=%2").arg(
 180                                               _settings->value("lang_from"),
 181                                               _settings->value("lang_to"));
 182         QHttpRequestHeader head = QHttpRequestHeader("POST", url, 1,1);
 183         head.setValue("Host","www.google.pl");
 184         head.setValue("User-Agent", "Mozilla/5.0");
 185         head.setValue("Accept-Encoding", "deflate");
 186         head.setContentLength(word.length());
 187         head.setValue("Connection", "Close");
 188
 189         QByteArray data("text=");
 190         data.append(word.toUtf8());
 191         http->setHost("www.google.pl");
 192
 193         wait=true;      /* bool - change in slot done (initiate by http) */
 194         stopped=false;  /* bool - change in slot stop (initiate in gui)  */
 195
 196         int lastState=0;
 197         //qDebug()<<"google3";
 198         http->request(head, data);
 199         while(wait && (error=="" || error=="Unknown error") && !stopped){
 200             error=http->errorString();
 201             if(lastState!=http->state()) {
 202                 lastState=http->state();
 203         //        qDebug()<<lastState;
 204                 if(lastState==0){
 205                     done();
 206         //            qDebug()<<"done2";
 207                 }
 208             }
 209         }
 210         //qDebug()<<"google4";
 211         if(error!="" && error!="Unknown error") {
 212             if(!noNetworkErrorShowed) {
 213                 noNetworkErrorShowed = true;
 214                 Q_EMIT notify(Notify::Warning,
 215                         tr("GooglePlugin: %1").arg(error));
 216             }
 217         }
 218
 219         QString text = QString::fromUtf8(http->readAll());
 220         text=jsonParse(text);
 221         if(text!="") {
 222             text="<key>" + word + "</key>" + "<t>" + text + "</t>";
 223             translations<<(new TranslationGoogle(word,text,_infoNote,this));
 224         }
 225     }
 226     return translations;
 227 }
 228
 229
 230 QString GooglePlugin::jsonParse(QString result) {
 231     //qDebug()<<"Json"<<result;
 232     int pos=0,pos2=0,index=0,size=0;
 233     QString returnLang;
 234     QString translation;
 235     QString original;
 236     QList<QString> partOfSpeach;
 237     QList<QList<QString>* > words;
 238     QStringList list1 = result.split("\"");
 239
 240     size=(list1.size()-1)/2;
 241     if(size<=2)
 242         return QString(""); // wrong format of data
 243
 244     translation=list1.at(index*2+1);
 245     index++;
 246     original=list1.at(index*2+1);
 247     pos=result.indexOf("]");
 248     index++;
 249     while(result.at(pos+1)==QChar(',')) {
 250         index++;
 251         translation+=list1.at(index*2+1);
 252         index++;
 253         original=list1.at(index*2+1);
 254         pos=result.indexOf("]",pos+1);
 255         index++;
 256     }
 257
 258     pos=result.indexOf("]",pos+1);
 259     pos++;
 260     index++;
 261     if(result.at(pos+1)==QChar(','))
 262         returnLang=list1.at(index*2+1); /*return when translate sentence*/
 263
 264     while(result.indexOf("[",pos+1)!=-1){
 265         partOfSpeach.append(list1.at(index*2+1));
 266         pos2=result.indexOf("]",pos+1);
 267         pos=result.indexOf("\"",pos+1);
 268         pos=result.indexOf("\"",pos+1);
 269         pos=result.indexOf("\"",pos+1);
 270         pos=result.indexOf("\"",pos+1);
 271         QList<QString> *list=new QList<QString>;
 272         while(pos2>pos && pos2!=-1 && pos!= -1) {
 273             index++;
 274             if(size==index)
 275                 return QString("");
 276             list->append(list1.at(index*2+1));
 277             pos=result.indexOf("\"",pos+1);
 278             pos=result.indexOf("\"",pos+1);
 279         }
 280         words.append(list);
 281         index++;
 282         if(size==index)
 283             return QString("");
 284         pos=pos2+2;
 285     }
 286
 287     if(words.size()!=partOfSpeach.size()) {
 288         qDebug()<<"Error in Google Plugin (JsonParse)";
 289         Q_EMIT notify(Notify::Warning,
 290                 tr("GooglePlugin: can't parse Json"));
 291         return QString("");
 292     }
 293     returnLang=list1.at(index*2+1);
 294     if(partOfSpeach.size()==0){
 295         if(translation.toLower()==original.toLower()){
 296             return QString(""); // word doesn't exist";
 297         }
 298         else
 299             return "\""+translation+"\"";
 300     }
 301     result=translation;
 302     for(int i=0; i<words.size();i++) {
 303         result+="<br/><pos>"+partOfSpeach.at(i)+"</pos>: ";
 304         for(int j=0; j<words.at(i)->size();j++)
 305             result+=words.at(i)->at(j)+", ";
 306         result.remove(result.size()-2,2);
 307     }
 308     //qDebug()<<"PO"<<result;
 309     return result;
 310 }
 311
 312
 313 void GooglePlugin::done() {
 314 //    qDebug()<<"done";
 315     wait=false;
 316 }
 317
 318
 319 void GooglePlugin::stop() {
 320     stopped=true;
 321 }
 322
 323
 324 void GooglePlugin::initLanguages() {
 325     if(languages.count() != 0) return;
 326
 327     languages["Afrikaans"] = "af";
 328     languages["Albanian"] = "sq";
 329     languages["Arabic"] = "ar";
 330     languages["Armenian"] = "hy";
 331     languages["Azerbaijani"] = "az";
 332     languages["Basque"] = "eu";
 333     languages["Belarusian"] = "be";
 334     languages["Bulgarian"] = "bg";
 335     languages["Catalan"] = "ca";
 336     languages["Chinese"] = "zh";
 337     languages["Croatian"] = "hr";
 338     languages["Czech"] = "cs";
 339     languages["Danish"] = "da";
 340     languages["Dutch"] = "nl";
 341     languages["English"] = "en";
 342     languages["Estonian"] = "et";
 343     languages["Filipino"] = "tl";
 344     languages["Finnish"] = "fi";
 345     languages["French"] = "fr";
 346     languages["Galician"] = "gl";
 347     languages["Georgian"] = "ka";
 348     languages["German"] = "de";
 349     languages["Greek"] = "el";
 350     languages["Haitian_creole"] = "ht";
 351     languages["Hebrew"] = "iw";
 352     languages["Hindi"] = "hi";
 353     languages["Hungarian"] = "hu";
 354     languages["Icelandic"] = "is";
 355     languages["Indonesian"] = "id";
 356     languages["Irish"] = "ga";
 357     languages["Italian"] = "it";
 358     languages["Japanese"] = "ja";
 359     languages["Korean"] = "ko";
 360     languages["Latvian"] = "lv";
 361     languages["Lithuanian"] = "lt";
 362     languages["Macedonian"] = "mk";
 363     languages["Malay"] = "ms";
 364     languages["Maltese"] = "mt";
 365     languages["Norwegian"] = "no";
 366     languages["Persian"] = "fa";
 367     languages["Polish"] = "pl";
 368     languages["Portuguese"] = "pt";
 369     languages["Romanian"] = "ro";
 370     languages["Russian"] = "ru";
 371     languages["Serbian"] = "sr";
 372     languages["Slovak"] = "sk";
 373     languages["Slovenian"] = "sl";
 374     languages["Spanish"] = "es";
 375     languages["Swahili"] = "sw";
 376     languages["Swedish"] = "sv";
 377     languages["Thai"] = "th";
 378     languages["Turkish"] = "tr";
 379     languages["Ukrainian"] = "uk";
 380     languages["Urdu"] = "ur";
 381     languages["Vietnamese"] = "vi";
 382     languages["Welsh"] = "cy";
 383     languages["Yiddish"] = "yi";
 384     languages["Detect langlage"] = "";
 385 //    languages["AMHARIC"] = "am";
 386 //    languages["BENGALI"] = "bn";
 387 //    languages["BIHARI"] = "bh";
 388 //    languages["BRETON"] = "br";
 389 //    languages["BURMESE"] = "my";
 390 //    languages["CHEROKEE"] = "chr";
 391 //    languages["CHINESE_SIMPLIFIED"] = "zh-CN";
 392 //    languages["CHINESE_TRADITIONAL"] = "zh-TW";
 393 //    languages["CORSICAN"] = "co";
 394 //    languages["DHIVEHI"] = "dv";
 395 //    languages["ESPERANTO"] = "eo";
 396 //    languages["FAROESE"] = "fo";
 397 //    languages["FRISIAN"] = "fy";
 398 //    languages["GUJARATI"] = "gu";
 399 //    languages["INUKTITUT"] = "iu";
 400 //    languages["JAVANESE"] = "jw";
 401 //    languages["KANNADA"] = "kn";
 402 //    languages["KAZAKH"] = "kk";
 403 //    languages["KHMER"] = "km";
 404 //    languages["KURDISH"] = "ku";
 405 //    languages["KYRGYZ"] = "ky";
 406 //    languages["LAO"] = "lo";
 407 //    languages["LATIN"] = "la";
 408 //    languages["LUXEMBOURGISH"] = "lb";
 409 //    languages["MALAYALAM"] = "ml";
 410 //    languages["MAORI"] = "mi";
 411 //    languages["MARATHI"] = "mr";
 412 //    languages["MONGOLIAN"] = "mn";
 413 //    languages["NEPALI"] = "ne";
 414 //    languages["OCCITAN"] = "oc";
 415 //    languages["ORIYA"] = "or";
 416 //    languages["PASHTO"] = "ps";
 417 //    languages["PORTUGUESE_PORTUGAL"] = "pt-PT";
 418 //    languages["PUNJABI"] = "pa";
 419 //    languages["QUECHUA"] = "qu";
 420 //    languages["SANSKRIT"] = "sa";
 421 //    languages["SCOTS_GAELIC"] = "gd";
 422 //    languages["SINDHI"] = "sd";
 423 //    languages["SINHALESE"] = "si";
 424 //    languages["SUNDANESE"] = "su";
 425 //    languages["SYRIAC"] = "syr";
 426 //    languages["TAJIK"] = "tg";
 427 //    languages["TAMIL"] = "ta";
 428 //    languages["TATAR"] = "tt";
 429 //    languages["TELUGU"] = "te";
 430 //    languages["TIBETAN"] = "bo";
 431 //    languages["TONGA"] = "to";
 432 //    languages["UZBEK"] = "uz";
 433 //    languages["UIGHUR"] = "ug";
 434 }
 435
 436
 437 void GooglePlugin::getDictionaryInfo() {
 438     QString fullLangFrom=languages.key(_settings->value("lang_from"));
 439     QString fullLangTo=languages.key(_settings->value("lang_to"));
 440     _infoNote=" [" + fullLangFrom + "-" + fullLangTo + "] ";
 441 }
 442
 443
 444 Q_EXPORT_PLUGIN2(google, GooglePlugin)