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