vcs.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     QTranslator *translator = new QTranslator(this);
  57     if(!translator->load(":/google/translations/" + locale)) {
  58         translator->load(":/google/translations/en_US");
  59     }
  60     QCoreApplication::installTranslator(translator);
  61 }
  62
  63
  64 GooglePlugin::~GooglePlugin() {
  65     delete _settings;
  66     delete _dictDialog;
  67 }
  68
  69
  70 QString GooglePlugin::langFrom() const {
  71     return languages.key(_settings->value("lang_from"));
  72 }
  73
  74
  75 QString GooglePlugin::langTo() const {
  76     return languages.key(_settings->value("lang_to"));
  77 }
  78
  79
  80 QString GooglePlugin::name() const {
  81     return QString("dictionary");
  82 }
  83
  84
  85 QString GooglePlugin::type() const {
  86     return QString("google");
  87 }
  88
  89
  90 QString GooglePlugin::infoNote() const {
  91     return _infoNote;
  92 }
  93
  94
  95 void GooglePlugin::setLangTo(QString langTo){
  96     _settings->setValue("lang_to",langTo);
  97 }
  98
  99
 100 void GooglePlugin::setLangFrom(QString langFrom){
 101     _settings->setValue("lang_from",langFrom);;
 102 }
 103
 104
 105 DictDialog* GooglePlugin::dictDialog() {
 106     return _dictDialog;
 107 }
 108
 109
 110 bool GooglePlugin::isAvailable() const {
 111     return isConnectionAccept();
 112 }
 113
 114
 115 void GooglePlugin::setConnectionAccept(QString connectionAcepted) {
 116     if(connectionAcepted=="true")
 117         _settings->setValue("connection_accepted","true");
 118     else
 119         _settings->setValue("connection_accepted","false");
 120 }
 121
 122
 123 bool GooglePlugin::isConnectionAccept() const {
 124     if(_settings->value("connection_accepted")=="true")
 125         return true;
 126     else
 127         return false;
 128 }
 129
 130
 131 Settings* GooglePlugin::settings() {
 132     return _settings;
 133 }
 134
 135
 136 void GooglePlugin::setSettings(const Settings* settings) {
 137     if(settings) {
 138         QStringList list = settings->keys();
 139         foreach(QString key, list)
 140             _settings->setValue(key, settings->value(key));
 141         getDictionaryInfo();
 142         Q_EMIT settingsChanged();
 143     }
 144 }
 145
 146
 147 QIcon* GooglePlugin::icon() {
 148     return &_icon;
 149 }
 150
 151
 152 CommonDictInterface* GooglePlugin::getNew(const Settings* settings) const {
 153     GooglePlugin *plugin = new GooglePlugin();
 154     if(settings)
 155         plugin->setSettings(settings);
 156     return plugin;
 157 }
 158
 159
 160 QString GooglePlugin::search(QString) {
 161     qDebug() << "function is not used in google plugin";
 162     return QString("");
 163 }
 164
 165
 166 Translation* GooglePlugin::getTranslationFor(QString key) {
 167     return (new TranslationGoogle(key,"",_infoNote,this));
 168 }
 169
 170
 171 QList<Translation*> GooglePlugin::searchWordList(QString word, int ) {
 172     QList<Translation*> translations;
 173     if(isAvailable()) {
 174         QString error("");
 175         char wrongChar[]={"*?&<>"};
 176         for(unsigned int a=0;a<sizeof(wrongChar);a++)    /*remove wrong char*/
 177             word.replace(wrongChar[a],"");
 178
 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         int lastState=0;
 196         http->request(head, data);
 197         while(wait && (error=="" || error=="Unknown error") && !stopped){
 198             error=http->errorString();
 199             if(lastState!=http->state()) {
 200                 lastState=http->state();
 201                 if(lastState==0)
 202                     done();
 203             }
 204         }
 205         if(error!="" && error!="Unknown error") {
 206             if(!noNetworkErrorShowed) {
 207                 noNetworkErrorShowed = true;
 208                 Q_EMIT notify(Notify::Warning,
 209                         tr("GooglePlugin: %1").arg(error));
 210             }
 211         }
 212
 213         QString text = QString::fromUtf8(http->readAll());
 214         text=jsonParse(text);
 215         if(text!="") {
 216             text="<key>" + word + "</key>" + "<t>" + text + "</t>";
 217             translations<<(new TranslationGoogle(word,text,_infoNote,this));
 218         }
 219     }
 220     return translations;
 221 }
 222
 223
 224 QString GooglePlugin::jsonParse(QString result) {
 225     int pos=0,pos2=0,index=0,size=0;
 226     QString returnLang;
 227     QString translation;
 228     QString original;
 229     QList<QString> partOfSpeach;
 230     QList<QList<QString>* > words;
 231     QStringList list1 = result.split("\"");
 232
 233     size=(list1.size()-1)/2;
 234     if(size<=2)
 235         return QString(""); // wrong format of data
 236
 237     translation=list1.at(index*2+1);
 238     index++;
 239     original=list1.at(index*2+1);
 240     pos=result.indexOf("]");
 241     index++;
 242     while(result.at(pos+1)==QChar(',')) {
 243         index++;
 244         translation+=list1.at(index*2+1);
 245         index++;
 246         original=list1.at(index*2+1);
 247         pos=result.indexOf("]",pos+1);
 248         index++;
 249     }
 250
 251     pos=result.indexOf("]",pos+1);
 252     pos++;
 253     index++;
 254     if(result.at(pos+1)==QChar(','))
 255         returnLang=list1.at(index*2+1); /*return when translate sentence*/
 256
 257     while(result.indexOf("[",pos+1)!=-1){
 258         partOfSpeach.append(list1.at(index*2+1));
 259         pos2=result.indexOf("]",pos+1);
 260         pos=result.indexOf("\"",pos+1);
 261         pos=result.indexOf("\"",pos+1);
 262         pos=result.indexOf("\"",pos+1);
 263         pos=result.indexOf("\"",pos+1);
 264         QList<QString> *list=new QList<QString>;
 265         while(pos2>pos && pos2!=-1 && pos!= -1) {
 266             index++;
 267             if(size==index)
 268                 return QString("");
 269             list->append(list1.at(index*2+1));
 270             pos=result.indexOf("\"",pos+1);
 271             pos=result.indexOf("\"",pos+1);
 272         }
 273         words.append(list);
 274         index++;
 275         if(size==index)
 276             return QString("");
 277         pos=pos2+2;
 278     }
 279
 280     if(words.size()!=partOfSpeach.size()) {
 281         qDebug()<<"Error in Google Plugin (JsonParse)";
 282         Q_EMIT notify(Notify::Warning,
 283                 tr("GooglePlugin: can't parse Json"));
 284         return QString("");
 285     }
 286     returnLang=list1.at(index*2+1);
 287     if(partOfSpeach.size()==0){
 288         if(translation.toLower()==original.toLower())
 289             return QString(""); // word doesn't exist";
 290         else
 291             return "\""+translation+"\"";
 292     }
 293     result=translation;
 294     for(int i=0; i<words.size();i++) {
 295         result+="<br/><pos>"+partOfSpeach.at(i)+"</pos>: ";
 296         for(int j=0; j<words.at(i)->size();j++)
 297             result+=words.at(i)->at(j)+", ";
 298         result.remove(result.size()-2,2);
 299     }
 300     return result;
 301 }
 302
 303
 304 void GooglePlugin::done() {
 305     wait=false;
 306 }
 307
 308
 309 void GooglePlugin::stop() {
 310     stopped=true;
 311 }
 312
 313
 314 void GooglePlugin::initLanguages() {
 315     if(languages.count() != 0) return;
 316
 317     languages["Afrikaans"] = "af";
 318     languages["Albanian"] = "sq";
 319     languages["Arabic"] = "ar";
 320     languages["Armenian"] = "hy";
 321     languages["Azerbaijani"] = "az";
 322     languages["Basque"] = "eu";
 323     languages["Belarusian"] = "be";
 324     languages["Bulgarian"] = "bg";
 325     languages["Catalan"] = "ca";
 326     languages["Chinese"] = "zh";
 327     languages["Croatian"] = "hr";
 328     languages["Czech"] = "cs";
 329     languages["Danish"] = "da";
 330     languages["Dutch"] = "nl";
 331     languages["English"] = "en";
 332     languages["Estonian"] = "et";
 333     languages["Filipino"] = "tl";
 334     languages["Finnish"] = "fi";
 335     languages["French"] = "fr";
 336     languages["Galician"] = "gl";
 337     languages["Georgian"] = "ka";
 338     languages["German"] = "de";
 339     languages["Greek"] = "el";
 340     languages["Haitian_creole"] = "ht";
 341     languages["Hebrew"] = "iw";
 342     languages["Hindi"] = "hi";
 343     languages["Hungarian"] = "hu";
 344     languages["Icelandic"] = "is";
 345     languages["Indonesian"] = "id";
 346     languages["Irish"] = "ga";
 347     languages["Italian"] = "it";
 348     languages["Japanese"] = "ja";
 349     languages["Korean"] = "ko";
 350     languages["Latvian"] = "lv";
 351     languages["Lithuanian"] = "lt";
 352     languages["Macedonian"] = "mk";
 353     languages["Malay"] = "ms";
 354     languages["Maltese"] = "mt";
 355     languages["Norwegian"] = "no";
 356     languages["Persian"] = "fa";
 357     languages["Polish"] = "pl";
 358     languages["Portuguese"] = "pt";
 359     languages["Romanian"] = "ro";
 360     languages["Russian"] = "ru";
 361     languages["Serbian"] = "sr";
 362     languages["Slovak"] = "sk";
 363     languages["Slovenian"] = "sl";
 364     languages["Spanish"] = "es";
 365     languages["Swahili"] = "sw";
 366     languages["Swedish"] = "sv";
 367     languages["Thai"] = "th";
 368     languages["Turkish"] = "tr";
 369     languages["Ukrainian"] = "uk";
 370     languages["Urdu"] = "ur";
 371     languages["Vietnamese"] = "vi";
 372     languages["Welsh"] = "cy";
 373     languages["Yiddish"] = "yi";
 374     languages["Detect langlage"] = "";
 375 //    languages["AMHARIC"] = "am";
 376 //    languages["BENGALI"] = "bn";
 377 //    languages["BIHARI"] = "bh";
 378 //    languages["BRETON"] = "br";
 379 //    languages["BURMESE"] = "my";
 380 //    languages["CHEROKEE"] = "chr";
 381 //    languages["CHINESE_SIMPLIFIED"] = "zh-CN";
 382 //    languages["CHINESE_TRADITIONAL"] = "zh-TW";
 383 //    languages["CORSICAN"] = "co";
 384 //    languages["DHIVEHI"] = "dv";
 385 //    languages["ESPERANTO"] = "eo";
 386 //    languages["FAROESE"] = "fo";
 387 //    languages["FRISIAN"] = "fy";
 388 //    languages["GUJARATI"] = "gu";
 389 //    languages["INUKTITUT"] = "iu";
 390 //    languages["JAVANESE"] = "jw";
 391 //    languages["KANNADA"] = "kn";
 392 //    languages["KAZAKH"] = "kk";
 393 //    languages["KHMER"] = "km";
 394 //    languages["KURDISH"] = "ku";
 395 //    languages["KYRGYZ"] = "ky";
 396 //    languages["LAO"] = "lo";
 397 //    languages["LATIN"] = "la";
 398 //    languages["LUXEMBOURGISH"] = "lb";
 399 //    languages["MALAYALAM"] = "ml";
 400 //    languages["MAORI"] = "mi";
 401 //    languages["MARATHI"] = "mr";
 402 //    languages["MONGOLIAN"] = "mn";
 403 //    languages["NEPALI"] = "ne";
 404 //    languages["OCCITAN"] = "oc";
 405 //    languages["ORIYA"] = "or";
 406 //    languages["PASHTO"] = "ps";
 407 //    languages["PORTUGUESE_PORTUGAL"] = "pt-PT";
 408 //    languages["PUNJABI"] = "pa";
 409 //    languages["QUECHUA"] = "qu";
 410 //    languages["SANSKRIT"] = "sa";
 411 //    languages["SCOTS_GAELIC"] = "gd";
 412 //    languages["SINDHI"] = "sd";
 413 //    languages["SINHALESE"] = "si";
 414 //    languages["SUNDANESE"] = "su";
 415 //    languages["SYRIAC"] = "syr";
 416 //    languages["TAJIK"] = "tg";
 417 //    languages["TAMIL"] = "ta";
 418 //    languages["TATAR"] = "tt";
 419 //    languages["TELUGU"] = "te";
 420 //    languages["TIBETAN"] = "bo";
 421 //    languages["TONGA"] = "to";
 422 //    languages["UZBEK"] = "uz";
 423 //    languages["UIGHUR"] = "ug";
 424 }
 425
 426
 427 void GooglePlugin::getDictionaryInfo() {
 428     QString fullLangFrom=languages.key(_settings->value("lang_from"));
 429     QString fullLangTo=languages.key(_settings->value("lang_to"));
 430     _infoNote=" [" + fullLangFrom + "-" + fullLangTo + "] ";
 431 }
 432
 433
 434 Q_EXPORT_PLUGIN2(google, GooglePlugin)