src/servicebrowser/mp3tunes/mp3tunesservice.cpp

   1 /***************************************************************************
   2  *   Copyright (c) 2007  Nikolaj Hald Nielsen <nhnFreespirit@gmail.com>    *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02111-1307, USA.          *
  18  ***************************************************************************/
  19
  20 #include "mp3tunesservice.h"
  21
  22 #include "amarok.h"
  23 #include "debug.h"
  24 #include "statusbar.h"
  25
  26
  27 #include <KMessageBox>
  28 #include <kpassworddialog.h>
  29
  30
  31 Mp3tunesService::Mp3tunesService(const QString & name)
  32  : ServiceBase( name )
  33  , m_partnerToken( "7359149936" )
  34  , m_apiOutputFormat( "xml")
  35  , m_authenticated( false )
  36  , m_sessionId ( QString() )
  37 {
  38
  39     setShortDescription("The Mp3Tunes Locker service. Access your stored music!");
  40     setIcon( KIcon( Amarok::icon( "download" ) ) );
  41
  42 }
  43
  44
  45 Mp3tunesService::~Mp3tunesService()
  46 {
  47 }
  48
  49 void Mp3tunesService::polish()
  50 {
  51     authenticate();
  52
  53 }
  54
  55 void Mp3tunesService::authenticate( const QString & uname, const QString & passwd )
  56 {
  57
  58 QString username, password;
  59
  60     if ( uname.isEmpty() || passwd.isEmpty() ) {
  61         KPasswordDialog dlg( 0 , KPasswordDialog::ShowUsernameLine );  //FIXME 0x02 = KPasswordDialog::showUsername according to api, but that does not work
  62         dlg.setPrompt( i18n( "Enter a login and a password" ) );
  63         if( !dlg.exec() )
  64             return; //the user canceled
  65
  66         username = dlg.username();
  67         password = dlg.password();
  68
  69     } else {
  70         username = uname;
  71         password = passwd;
  72     }
  73
  74     QString authenticationString = "https://shop.mp3tunes.com/api/v0/login?username=<username>&password=<password>&partner_token=<partner token>&output=<output format>";
  75
  76     authenticationString.replace(QString("<username>"), username);
  77     authenticationString.replace(QString("<password>"), password);
  78     authenticationString.replace(QString("<partner token>"), m_partnerToken);
  79     authenticationString.replace(QString("<output format>"), m_apiOutputFormat);
  80
  81     debug() << "Authenticating with string: " << authenticationString;
  82
  83
  84
  85     m_xmlDownloadJob = KIO::storedGet( authenticationString, false, false );
  86     connect( m_xmlDownloadJob, SIGNAL(result(KJob *)), this, SLOT( authenticationComplete( KJob*) ) );
  87     Amarok::StatusBar::instance() ->newProgressOperation( m_xmlDownloadJob )
  88     .setDescription( i18n( "Authenticating" ) );
  89
  90 }
  91
  92 void Mp3tunesService::authenticationComplete(KJob * job)
  93 {
  94
  95     if ( !job->error() == 0 )
  96     {
  97         //TODO: error handling here
  98         return ;
  99     }
 100     if ( job != m_xmlDownloadJob )
 101         return ; //not the right job, so let's ignore it
 102
 103
 104     QString xmlReply = ((KIO::StoredTransferJob* )job)->data();
 105     debug() << "Authentication reply: " << xmlReply;
 106
 107
 108     //so lets figure out what we got here:
 109     QDomDocument doc( "reply" );
 110
 111     doc.setContent( m_xmlDownloadJob->data() );
 112
 113
 114     QDomElement root = doc.firstChildElement("mp3tunes");
 115
 116     //find status code:
 117     QDomElement element = root.firstChildElement("status");
 118
 119     if ( element.text() == "1" ) {
 120
 121         element = root.firstChildElement("session_id");
 122         m_sessionId = element.text();
 123         m_authenticated = true;
 124
 125     } else {
 126
 127         element = root.firstChildElement("errorMessage");
 128         KMessageBox::error ( this, element.text(), "Authentication Error!" );
 129
 130     }
 131
 132     m_xmlDownloadJob->deleteLater();
 133 }
 134
 135 #include "mp3tunesservice.moc"
 136
 137