Donc pour ceux que cela intéresse, j'ai trouvé comment faire:
Dans le fichier seminar.html.php, à la ligne 467 on trouve
Code:
// Druckknopf anzeigen
/*if($art!=2 AND $art!=4) {
$knopfoben .= sem_f037(2,$row->id,'','');
$knopfunten .= " ".sem_f037(2,$row->id,'','b');
}
if((($buchopt[0]>2 AND $art==0) OR ($art==3 AND $usrid==0 AND ($nametemp!="" OR $config->get('sem_p026',0)==1))) AND $row->cancelled==0 AND $row->nrbooked>0) {
$knopfoben .= "<a title=\"".JTEXT::_('SEM_0087')."\" href=\"javascript:auf('5','".$row->id."','');\"><img src=\"".sem_f006()."1132.png\" border=\"0\" align=\"absmiddle\"></a>";
$knopfunten .= " <button class=\"button\" style=\"cursor:pointer;\" type=\"button\" onclick=\"auf('5','".$row->id."','');\"><img src=\"".sem_f006()."1116.png\" border=\"0\" align=\"absmiddle\"> ".JTEXT::_('SEM_0087')."</button>";
}*/
il suffit de remplacer
Code:
if((($buchopt[0]>2 AND $art==0) OR ($art==3 AND $usrid==0 AND ($nametemp!="" OR $config->get('sem_p026',0)==1))) AND $row->cancelled==0 AND $row->nrbooked>0)
par
Code:
if((($my->usertype == "Super Administrator" || $my->usertype == "Administrator" || $my->usertype == "Editor" || $my->usertype == "Author" || $my->usertype == "Publisher" || $my->usertype == "Manager") AND($buchopt[0]>2 AND $art==0) OR ($art==3 AND $usrid==0 )) AND $row->cancelled==0 AND $row->nrbooked>0)