src/pkg/YQPkgDescriptionView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgDescriptionView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17 /-*/
  18
  19 #define y2log_component "qt-pkg"
  20 #include <ycp/y2log.h>
  21
  22 #include <qregexp.h>
  23 //Added by qt3to4:
  24 #include <q3valuelist.h>
  25 #include "YQPkgDescriptionView.h"
  26 #include "YQPkgDescriptionDialog.h"
  27 #include "YQi18n.h"
  28 #include "utf8.h"
  29
  30 using std::list;
  31 using std::string;
  32
  33
  34 YQPkgDescriptionView::YQPkgDescriptionView( QWidget * parent )
  35     : YQPkgGenericDetailsView( parent )
  36 {
  37     setMimeSourceFactory( 0 );
  38 }
  39
  40
  41 YQPkgDescriptionView::~YQPkgDescriptionView()
  42 {
  43     // NOP
  44 }
  45
  46
  47 void
  48 YQPkgDescriptionView::showDetails( ZyppSel selectable )
  49 {
  50     _selectable = selectable;
  51
  52     if ( ! selectable )
  53     {
  54         clear();
  55         return;
  56     }
  57
  58     QString html_text = htmlHeading( selectable );
  59
  60     QString description = fromUTF8( selectable->theObj()->description() );
  61
  62     if ( ! description.contains( "<!-- DT:Rich -->" ) )
  63         description = simpleHtmlParagraphs( description );
  64
  65     html_text += description;
  66
  67
  68     setTextFormat( Qt::RichText );
  69     setText( html_text );
  70     ensureVisible( 0, 0 );      // Otherwise hyperlinks will be centered
  71 }
  72
  73
  74
  75 QString YQPkgDescriptionView::simpleHtmlParagraphs( QString text )
  76 {
  77     bool foundAuthorsList = false;
  78     QString html_text = "<p>";
  79
  80     QStringList lines = text.trimmed().split( '\n', QString::KeepEmptyParts );
  81     QStringList::const_iterator it = lines.begin();
  82
  83     while ( it != lines.end() )
  84     {
  85         QString line = htmlEscape( *it ).stripWhiteSpace();
  86
  87         if ( line.startsWith( "Authors:" ) )
  88         {
  89             line = "<p><b>" + line + "</b><ul>";
  90             foundAuthorsList = true;
  91         }
  92
  93         if ( foundAuthorsList )
  94         {
  95             if ( ! line.startsWith( "-----" ) && ! line.isEmpty() )
  96                 html_text += "<li>" + line + "</li>";
  97         }
  98         else
  99         {
 100             if ( line.isEmpty() )
 101                 html_text += "</p><p>";
 102             else
 103                 html_text += " " + line;
 104         }
 105
 106         ++it;
 107     }
 108
 109     if ( foundAuthorsList )
 110         html_text += "</ul>";
 111
 112     html_text += "</p>";
 113
 114     return html_text;
 115 }
 116
 117
 118 void
 119 YQPkgDescriptionView::showLink( const QString & url )
 120 {
 121     if ( url.startsWith( "pkg:" ) )
 122     {
 123         QString pkgName = url;
 124         pkgName.remove( QRegExp( "^pkg:/*" ) ); // Remove leading protocol and slashes
 125         pkgName.remove( QRegExp( "/*$" ) );     // Remove trailing slashes
 126         y2milestone( "Hyperlinking to package '%s'", (const char *) pkgName );
 127         YQPkgDescriptionDialog::showDescriptionDialog( pkgName );
 128     }
 129     else
 130     {
 131         y2error( "Protocol not supported - can't follow hyperlink '%s'",
 132                  (const char *) url );
 133     }
 134 }
 135
 136
 137 void
 138 YQPkgDescriptionView::setSource( const QString & url )
 139 {
 140     showLink( url );
 141 }
 142
 143
 144 #include "YQPkgDescriptionView.moc"