--- loncom/interface/lonmenu.pm 2003/02/17 19:28:54 1.41 +++ loncom/interface/lonmenu.pm 2004/08/10 18:05:12 1.112 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Routines to control the menu # -# $Id: lonmenu.pm,v 1.41 2003/02/17 19:28:54 www Exp $ +# $Id: lonmenu.pm,v 1.112 2004/08/10 18:05:12 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,33 +25,160 @@ # # http://www.lon-capa.org/ # -# (TeX Conversion Module # -# 05/29/00,05/30 Gerd Kortemeyer) +# There are two parameters controlling the action of this module: +# +# browser.interface - if this is 'textual', it overrides the second parameter +# and goes to screen reader PDA mode +# +# environment.remote - if this is 'on', the routines controll the remote +# control, otherwise they render the main window controls; ignored it +# browser.interface is 'textual' # -# 10/05,05/28,05/30,06/01,06/08,06/09,07/04,08/07 Gerd Kortemeyer -# 02/15/02 Matthew Hall package Apache::lonmenu; use strict; use Apache::lonnet; use Apache::Constants qw(:common); +use Apache::lonhtmlcommon(); use Apache::loncommon; -use Apache::File; +use Apache::lonlocal; + use vars qw(@desklines $readdesk); + +my @inlineremote; +my $font; +my $tabbg; +my $pgbg; + +# ================================================================ Little texts + +sub initlittle { + return &Apache::lonlocal::texthash('ret' => 'Return to Last Location', + 'nav' => 'Navigate Contents', + 'main' => 'Main Menu', + 'launch' => 'Launch Remote Control'); +} + # ============================= This gets called at the top of the body section sub menubuttons { my $forcereg=shift; my $target =shift; my $registration=shift; - unless ($ENV{'browser.interface'} eq 'textual') { return ''; } + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['inhibitmenu']); + if ($ENV{'form.inhibitmenu'} eq 'yes') { return ''; } + + my $navmaps=''; + my $reloadlink=''; + my $escurl=&Apache::lonnet::escape($ENV{'request.noversionuri'}); + my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'}); + if ($ENV{'browser.interface'} eq 'textual') { # Textual display only - my $output='Main Menu
'; - if ($registration) { $output.=&innerregister($forcereg,$target); } - return $output."
"; + my %lt=&initlittle(); + $pgbg='#FFFFFF'; + $tabbg='#FFFFFF'; + $font='#000000'; + if ($ENV{'request.course.id'}) { + $navmaps=(<$lt{'nav'} +ENDNAV + if (($ENV{'request.noversionuri'}=~/^\/adm\//) && + ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) && + ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(<$lt{'ret'} +ENDRELOAD + } + } + my $output=(< +// BEGIN LON-CAPA Internal + +$lt{'main'} +$reloadlink $navmaps
+ +ENDMAINMENU + if ($registration) { $output.=&innerregister($forcereg,$target); } + return $output."
"; + } elsif ($ENV{'environment.remote'} eq 'off') { +# Remote Control is switched off +# figure out colors + my %lt=&initlittle(); + my $function='student'; + if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) { + $function='coordinator'; + } + if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) { + $function='admin'; + } + if (($ENV{'request.role'}=~/^(au|ca)/) || + ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) { + $function='author'; + } + my $domain=&Apache::loncommon::determinedomain(); + $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain); + $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain); + $font=&Apache::loncommon::designparm($function.'.font',$domain); + my $link=&Apache::loncommon::designparm($function.'.link',$domain); + my $alink=&Apache::loncommon::designparm($function.'.alink',$domain); + my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain); + my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain); +# Do we have a NAV link? + if ($ENV{'request.course.id'}) { + $navmaps=(< +$lt{'nav'} +ENDNAVREM + if (($ENV{'request.noversionuri'}=~/^\/adm\//) && + ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) && + ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(< +$lt{'ret'} +ENDRELOAD + } + } + my $reg=''; + if ($registration) { + $reg=&innerregister($forcereg,$target); + } + return (< +// BEGIN LON-CAPA Internal + + + + +$reloadlink +$navmaps + + + +
+$lt{'main'} + + +$lt{'launch'} + +LON-CAPA
+ + +$reg +ENDINLINEMENU + } else { + return ''; + } } # ====================================== This gets called in the header section @@ -60,24 +187,32 @@ sub registerurl { my $forcereg=shift; my $target = shift; my $result = ''; - + if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; } + my $force_title=''; + if ($ENV{'request.state'} eq 'construct') { + $force_title=&Apache::lonxml::display_title(); + } if ($target eq 'edit') { - $result .="\n"; } if (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off') || ((($ENV{'request.publicaccess'}) || - (!&Apache::lonnet::is_on_map($ENV{'REQUEST_URI'}))) && + (!&Apache::lonnet::is_on_map( + &Apache::lonnet::unescape($ENV{'request.noversionuri'})))) && (!$forcereg))) { - return $result. - ''; + return $result. + ''.$force_title; } # Graphical display after login only if ($Apache::lonxml::registered && !$forcereg) { return ''; } - $result.=&innerregister($forcereg,$target); - return $result; + if ($target ne 'edit') { + $result.=&innerregister($forcereg,$target); + } + return $result.$force_title; } # =========== This gets called in order to register a URL, both with the Remote @@ -87,41 +222,75 @@ sub innerregister { my $forcereg=shift; my $target = shift; my $result = ''; + if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; } $Apache::lonxml::registered=1; - my $textual=($ENV{'browser.interface'} eq 'textual'); + my $textinter=($ENV{'browser.interface'} eq 'textual'); + my $noremote=($ENV{'environment.remote'} eq 'off'); + + my $textual=($textinter || $noremote); + + @inlineremote=(); + undef @inlineremote; + my $reopen=&Apache::lonmenu::reopenmenu(); my $newmail=''; + if ($noremote) { + $newmail='
'; + } + if (($textual) && ($ENV{'request.symb'}) && ($ENV{'request.course.id'})) { + my ($mapurl,$rid,$resurl)=&Apache::lonnet::decode_symb($ENV{'request.symb'}); + $newmail.=$ENV{'course.'.$ENV{'request.course.id'}.'.description'}; + my $maptitle=&Apache::lonnet::gettitle($mapurl); + my $restitle=&Apache::lonnet::gettitle($resurl); + if ($maptitle) { + $newmail.=', '.$maptitle; + } + if ($restitle) { + $newmail.=': '.$restitle; + } + $newmail.='   '; + } if (&Apache::lonmsg::newmail()) { $newmail=($textual? - 'You have new messages
': + 'You have new messages
': 'swmenu.setstatus("you have","messages");'); } + if ($noremote) { + $newmail.='
'; + } my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');'); + my $tablestart=($noremote?'':'').($textinter?'
'.&mt('Skip to Content').'
':''); + my $tableend=($noremote?'
':'').($textinter?'':''); # ============================================================================= # ============================ This is for URLs that actually can be registered - if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { + if (($ENV{'request.noversionuri'}!~/^\/(res\/)*adm\//) || ($forcereg)) { # -- This applies to homework problems for users with grading privileges + my $crs='/'.$ENV{'request.course.id'}; + if ($ENV{'request.course.sec'}) { + $crs.='_'.$ENV{'request.course.sec'}; + } + $crs=~s/\_/\//g; + my $hwkadd=''; - if - ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) { - if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { - $hwkadd.=&switch('','',7,1,'subm.gif','view sub','missions', + if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) { + if (&Apache::lonnet::allowed('vgr',$crs)) { + $hwkadd.=&switch('','',7,1,'subm.gif','view sub-[_1]','missions[_1]', "gocmd('/adm/grades','submission')", 'View user submissions for this assessment resource'); } - if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { - $hwkadd.=&switch('','',7,2,'pgrd.gif','problem','grades', + if (&Apache::lonnet::allowed('mgr',$crs)) { + $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]', "gocmd('/adm/grades','gradingmenu')", 'Modify user grades for this assessment resource'); } - if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { - $hwkadd.=&switch('','',7,3,'pparm.gif','problem','parms', - "gocmd('/adm/parmset','set')", - 'Modify deadlines, etc, for this assessment resource'); - } + } + if (&Apache::lonnet::allowed('opa',$crs)) { + $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]', + "gocmd('/adm/parmset','set')", + 'Modify deadlines, etc, for this resource'); } # -- End Homework ### @@ -146,9 +315,11 @@ sub innerregister { } # Check that we are on the correct machine my $home = &Apache::lonnet::homeserver($caname,$cadom); - if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) { - $editbutton=&switch - ('','',6,1,$top,,$bottom,$action,$desc); + my $allowed=0; + my @ids=&Apache::lonnet::current_machine_ids(); + foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } } + if (!$allowed) { + $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc); } } ## @@ -160,11 +331,14 @@ sub innerregister { if ($ENV{'request.filename'}) { my $file=&Apache::lonnet::declutter($ENV{'request.filename'}); $file=~s/^(\w+)\/(\w+)/\/priv\/$2/; - # Chech that the user has permission to edit this resource + # Check that the user has permission to edit this resource ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1); if (defined($cfudom)) { - if (&Apache::lonnet::homeserver($cfuname,$cfudom) - eq $Apache::lonnet::perlvar{'lonHostID'}) { + my $home=&Apache::lonnet::homeserver($cfuname,$cfudom); + my $allowed=0; + my @ids=&Apache::lonnet::current_machine_ids(); + foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } } + if ($allowed) { $cfile=$file; } } @@ -172,7 +346,7 @@ sub innerregister { # Finally, turn the button on or off if ($cfile) { $editbutton=&switch - ('','',6,1,'cstr.gif','edit','resource', + ('','',6,1,'cstr.gif','edit[_1]','resource[_2]', "go('".$cfile."');","Edit this resource"); } elsif ($editbutton eq '') { $editbutton=&clear(6,1); @@ -183,16 +357,22 @@ sub innerregister { # Prepare the rest of the buttons my $menuitems=(<$inlineremote[21] $inlineremote[23] +$inlineremote[61]$inlineremote[62]$inlineremote[63] +$inlineremote[71]$inlineremote[72]$inlineremote[73] +$inlineremote[81]$inlineremote[82]$inlineremote[83] +$inlineremote[91]$inlineremote[92]$inlineremote[93] +ENDINLINE + } $result =(< +// BEGIN LON-CAPA Internal +$utility + $timesync $newmail -$buttons -$hwkadd -$editbutton +$tablestart +$inlinebuttons +$tableend +$form + + ENDREGTEXT # Registered, graphical output } else { + my $requri=(split(/\?/,$ENV{'request.noversionuri'}))[0]; + $requri=&Apache::lonnet::unescape($requri); $result = (< // BEGIN LON-CAPA Internal +var swmenu=null; function LONCAPAreg() { swmenu=$reopen; @@ -224,8 +432,8 @@ ENDREGTEXT $timesync $newmail $buttons - swmenu.currentURL=window.location.pathname; - swmenu.reloadURL=window.location.pathname; + swmenu.currentURL="$requri"; + swmenu.reloadURL=swmenu.currentURL+window.location.search; swmenu.currentSymb="$ENV{'request.symb'}"; swmenu.reloadSymb="$ENV{'request.symb'}"; swmenu.currentStale=0; @@ -245,9 +453,8 @@ ENDREGTEXT swmenu.clearbut(7,3); swmenu.menucltim=swmenu.setTimeout( 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+ - 'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3);clearbut(6,1)', + 'clearbut(9,1);clearbut(9,3);clearbut(6,3);clearbut(6,1)', 2000); - } // END LON-CAPA Internal @@ -267,6 +474,7 @@ ENDDONOTREGTEXT '; + } my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; unless (shift eq 'unix') { # resizing does not work on linux because of virtual desktop sizes @@ -406,6 +626,7 @@ ENDRESIZE window.status='Opening LON-CAPA Remote Control'; var menu=window.open("/res/adm/pages/menu.html","$menuname", "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5"); +self.name='loncapaclient'; ENDOPEN return ''; } @@ -415,9 +636,13 @@ ENDOPEN sub clear { my ($row,$col)=@_; - unless ($ENV{'browser.interface'} eq 'textual') { + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return "\n".qq(window.status+='.';swmenu.clearbut($row,$col);); - } else { return ''; } + } else { + $inlineremote[10*$row+$col]=''; + return ''; + } } # ============================================ Switch a button or create a link @@ -428,16 +653,67 @@ sub switch { my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_; $act=~s/\$uname/$uname/g; $act=~s/\$udom/$udom/g; - unless ($ENV{'browser.interface'} eq 'textual') { + $top=&mt($top); + $bot=&mt($bot); + $desc=&mt($desc); + $img=&mt($img); + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { +# Remote return "\n". qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc");); + } elsif ($ENV{'browser.interface'} eq 'textual') { +# Accessibility + if ($nobreak==2) { return ''; } + my $text=$top.' '.$bot; + $text=~s/\s*\-\s*//gs; + if ($nobreak) { + $inlineremote[10*$row+$col]= + ''.$text.''; + } else { + $inlineremote[10*$row+$col]="\n
". + $desc.' '.$text.''; + } } else { +# Inline Remote if ($nobreak==2) { return ''; } my $text=$top.' '.$bot; - $text=~s/\- //; - return ($nobreak?'':'
'). - ''.$text.' '.($nobreak?'':$desc); + $text=~s/\s*\-\s*//gs; + + my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'}; + if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; } + my $pic= + ''.$text.''; + if (($ENV{'browser.interface'} eq 'textual') || ($ENV{'browser.interface'} eq 'faketextual')) { +# Accessibility + if ($nobreak==3) { + $inlineremote[10*$row+$col]="\n". + ''.$text. + ''. + ''.$pic.''; + } elsif ($nobreak) { + $inlineremote[10*$row+$col]="\n". + ''. + ''.$pic. + ''.$text.''; + } else { + $inlineremote[10*$row+$col]="\n". + ''. + ''.$pic. + ''.$desc. + ''; + } + } else { +# Inline Menu + $inlineremote[10*$row+$col]= + ''.$pic. + ''.$desc. + ''; + } } + return ''; } sub secondlevel { @@ -456,18 +732,24 @@ sub secondlevel { sub openmenu { my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; - if ($ENV{'browser.interface'} eq 'textual') { return ''; } - if ($ENV{'browser.type'} eq 'explorer') { - return "window.open('javascript:void(0);','".$menuname."');"; - } else { - return "window.open('','".$menuname."');"; - } + if (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return ''; } + my $nothing = &Apache::lonhtmlcommon::javascript_nothing(); + return "window.open(".$nothing.",'".$menuname."');"; +} + +sub inlinemenu { + @inlineremote=(); + undef @inlineremote; + &rawconfig(1); + return join('',map { (defined($_)?$_:'') } @inlineremote); } sub rawconfig { my $textualoverride=shift; my $output=''; - unless ($ENV{'browser.interface'} eq 'textual') { + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { $output.= "window.status='Opening Remote Control';var swmenu=".&openmenu(). "\nwindow.status='Configuring Remote Control ';"; @@ -511,7 +793,7 @@ sub rawconfig { $output.=&secondlevel( $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc); } - } elsif (($pro=~/p(\w+)/) && ($prt)) { + } elsif (($pro=~/^p(\w+)/) && ($prt)) { if (&Apache::lonnet::allowed($1,$prt)) { $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); } @@ -519,6 +801,14 @@ sub rawconfig { if ($ENV{'request.course.fn'}) { $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); } + } elsif ($pro =~ /^course_(.*)$/) { + # Check for permissions inside of a course + if (($ENV{'request.course.id'}) && + (&Apache::lonnet::allowed($1,$ENV{'request.course.id'}. + ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:'')) + )) { + $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); + } } elsif ($pro eq 'author') { if ($author) { if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) || @@ -532,7 +822,10 @@ sub rawconfig { } $act =~ s/\$caname/$caname/g; my $home = &Apache::lonnet::homeserver($caname,$cadom); - if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) { + my $allowed=0; + my @ids=&Apache::lonnet::current_machine_ids(); + foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } } + if ($allowed) { $output.=switch($caname,$cadom, $row,$col,$img,$top,$bot,$act,$desc); } @@ -540,7 +833,8 @@ sub rawconfig { } } } - unless ($ENV{'browser.interface'} eq 'textual') { + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';"; } return $output; @@ -549,7 +843,8 @@ sub rawconfig { # ======================================================================= Close sub close { - if ($ENV{'browser.interface'} eq 'textual') { return ''; } + if (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return ''; } my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; return(< @@ -572,32 +867,110 @@ sub footer { } +sub utilityfunctions { + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return ''; } + my $currenturl=$ENV{'request.noversionuri'}; + my $currentsymb=$ENV{'request.symb'}; +return (< + + + + + +ENDSERVERFORM +} # ================================================ Handler when called directly sub handler { my $r = shift; - $r->content_type('text/html'); + &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; + my $form=&serverform(); my $bodytag=&Apache::loncommon::bodytag('Main Menu'); -# ------------------------------------------------------------ Print the screen + my $function='student'; + if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) { + $function='coordinator'; + } + if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) { + $function='admin'; + } + if (($ENV{'request.role'}=~/^(au|ca)/) || + ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) { + $function='author'; + } + my $domain=&Apache::loncommon::determinedomain(); + $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain); + $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain); + $font=&Apache::loncommon::designparm($function.'.font',$domain); +# ---- Print the screen, pretent to be in text mode to generate text-based menu + unless ($ENV{'browser.interface'} eq 'textual') { + $ENV{'browser.interface'}='faketextual'; + $ENV{'environment.remote'}='off'; + } + my $utility=&utilityfunctions(); $r->print(< LON-CAPA Main Menu $bodytag ENDHEADER - $r->print(&rawconfig(1)); + $r->print(''.&inlinemenu().'
'.$form); $r->print(''); return OK; } @@ -607,15 +980,17 @@ ENDHEADER BEGIN { if (! defined($readdesk)) { { - my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. - '/mydesk.tab'); - while (my $configline=<$config>) { - $configline=(split(/\#/,$configline))[0]; - $configline=~s/^\s+//; - chomp($configline); - if ($configline) { - $desklines[$#desklines+1]=$configline; - } + my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab'; + if ( CORE::open( my $config,"<$tabfile") ) { + while (my $configline=<$config>) { + $configline=(split(/\#/,$configline))[0]; + $configline=~s/^\s+//; + chomp($configline); + if ($configline) { + $desklines[$#desklines+1]=$configline; + } + } + CORE::close($config); } } $readdesk='done';