--- loncom/interface/lonmenu.pm 2003/02/17 17:34:16 1.40 +++ loncom/interface/lonmenu.pm 2003/08/15 13:25:28 1.83 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Routines to control the menu # -# $Id: lonmenu.pm,v 1.40 2003/02/17 17:34:16 www Exp $ +# $Id: lonmenu.pm,v 1.83 2003/08/15 13:25:28 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,21 +25,30 @@ # # 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 vars qw(@desklines $readdesk); +my @inlineremote; +my $font; +my $tabbg; +my $pgbg; # ============================= This gets called at the top of the body section @@ -47,10 +56,106 @@ sub menubuttons { my $forcereg=shift; my $target =shift; my $registration=shift; - unless ($ENV{'browser.interface'} eq 'textual') { return ''; } - my $output='Main Menu
'; - if ($registration) { $output.=&innerregister($forcereg,$target); } - return $output."
"; + my $navmaps=''; + my $reloadlink=''; + my $escurl=&Apache::lonnet::escape($ENV{'REQUEST_URI'}); + my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'}); + if ($ENV{'browser.interface'} eq 'textual') { +# Textual display only + if ($ENV{'request.course.id'}) { + $navmaps=(<Navigate Contents +ENDNAV + if (($ENV{'REQUEST_URI'}=~/^\/adm\//) && + ($ENV{'REQUEST_URI'}!~/^\/adm\/wrapper\//) && + ($ENV{'REQUEST_URI'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(<Return to Last Location +ENDRELOAD + } + } + my $output=(< +// BEGIN LON-CAPA Internal + +Main Menu +$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 $function='student'; + if ($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_URI'}=~/^(\/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'}) { + $navmaps=(< +Navigate Contents +ENDNAVREM + if (($ENV{'REQUEST_URI'}=~/^\/adm\//) && + ($ENV{'REQUEST_URI'}!~/^\/adm\/wrapper\//) && + ($ENV{'REQUEST_URI'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(< +Return to Last Location +ENDRELOAD + } + } + my $reg=''; + if ($registration) { + $reg=&innerregister($forcereg,$target); + } + return (< +// BEGIN LON-CAPA Internal + + + + +$reloadlink +$navmaps + + + +
+Main Menu + + +Launch Remote Control + +LON-CAPA
+ +$reg +ENDINLINEMENU + } else { + return ''; + } } # ====================================== This gets called in the header section @@ -59,23 +164,30 @@ sub registerurl { my $forcereg=shift; my $target = shift; my $result = ''; - + if ($ENV{'REQUEST_URI'} 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_URI'})))) && (!$forcereg))) { - return $result. - ''; + return $result. + ''.$force_title; } +# Graphical display after login only if ($Apache::lonxml::registered && !$forcereg) { return ''; } $result.=&innerregister($forcereg,$target); - return $result; + return $result.$force_title; } # =========== This gets called in order to register a URL, both with the Remote @@ -85,35 +197,72 @@ sub innerregister { my $forcereg=shift; my $target = shift; my $result = ''; + if ($ENV{'REQUEST_URI'} 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,$resurl)=split(/\_\_\_/,$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 messages
': + $newmail=($textual? + 'You have new messages
': 'swmenu.setstatus("you have","messages");'); } + if ($noremote) { + $newmail.='
'; + } my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');'); -# -- This is for URLs that actually can be registered + my $tablestart=($noremote?'':''); + my $tableend=($noremote?'
':''); +# ============================================================================= +# ============================ This is for URLs that actually can be registered if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { # -- This applies to homework problems for users with grading privileges 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', + my $crs='/'.$ENV{'request.course.id'}; + if ($ENV{'request.course.sec'}) { + $crs.='_'.$ENV{'request.course.sec'}; + } + $crs=~s/\_/\//g; + + if (&Apache::lonnet::allowed('vgr',$crs)) { + $hwkadd.=&switch('','',7,1,'subm.gif','view sub-','missions', "gocmd('/adm/grades','submission')", 'View user submissions for this assessment resource'); } - if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { + if (&Apache::lonnet::allowed('mgr',$crs)) { $hwkadd.=&switch('','',7,2,'pgrd.gif','problem','grades', "gocmd('/adm/grades','gradingmenu')", 'Modify user grades for this assessment resource'); } - if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { + if (&Apache::lonnet::allowed('opa',$crs)) { $hwkadd.=&switch('','',7,3,'pparm.gif','problem','parms', "gocmd('/adm/parmset','set')", 'Modify deadlines, etc, for this assessment resource'); @@ -176,40 +325,75 @@ sub innerregister { } ### ### - $result = (< +// BEGIN LON-CAPA Internal +$utility + +$timesync +$newmail +$tablestart +$inlinebuttons +$tableend +$form + + +ENDREGTEXT +# Registered, graphical output + } else { + $result = (< // BEGIN LON-CAPA Internal +var swmenu=null; function LONCAPAreg() { swmenu=$reopen; swmenu.clearTimeout(swmenu.menucltim); $timesync $newmail + $buttons swmenu.currentURL=window.location.pathname; - swmenu.reloadURL=window.location.pathname; + swmenu.reloadURL=window.location.pathname+window.location.search; swmenu.currentSymb="$ENV{'request.symb'}"; swmenu.reloadSymb="$ENV{'request.symb'}"; swmenu.currentStale=0; - swmenu.clearbut(3,1); - swmenu.switchbutton - (6,3,'catalog.gif','catalog','info','catalog_info()','Show catalog information'); - swmenu.switchbutton - (8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)','Provide my evaluation of this resource'); - swmenu.switchbutton - (8,2,'fdbk.gif','feedback','discuss','gopost("/adm/feedback",currentURL)','Provide feedback messages or contribute to the course discussion about this resource'); - swmenu.switchbutton - (8,3,'prt.gif','prepare','printout','gopost("/adm/printout",currentURL)','Prepare a printable document'); - swmenu.switchbutton - (2,1,'back.gif','backward','','gopost("/adm/flip","back:"+currentURL)','Go to the previous resource in the course sequence'); - swmenu.switchbutton - (2,3,'forw.gif','forward','','gopost("/adm/flip","forward:"+currentURL)','Go to the next resource in the course sequence'); - swmenu.switchbutton - (9,1,'sbkm.gif','set','bookmark','set_bookmark()','Set a bookmark for this resource'); - swmenu.switchbutton - (9,2,'vbkm.gif','view','bookmark','edit_bookmarks()','Use or edit my bookmark collection'); - swmenu.switchbutton - (9,3,'anot.gif','anno-','tations','annotate()','Make notes and annotations about this resource'); $hwkadd $editbutton } @@ -228,18 +412,26 @@ sub innerregister { '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)', 2000); - } // END LON-CAPA Internal ENDREGTHIS - + } +# ============================================================================= } else { - $result = (< // BEGIN LON-CAPA Internal +var swmenu=null; function LONCAPAreg() { swmenu=$reopen @@ -264,15 +456,19 @@ ENDREGTHIS // END LON-CAPA Internal ENDDONOTREGTHIS + } +# ============================================================================= } return $result; } sub loadevents() { + if ($ENV{'REQUEST_URI'} eq '/res/adm/pages/menu.html') { return ''; } return 'LONCAPAreg();'; } sub unloadevents() { + if ($ENV{'REQUEST_URI'} eq '/res/adm/pages/menu.html') { return ''; } return 'LONCAPAstale();'; } @@ -280,10 +476,16 @@ sub unloadevents() { sub startupremote { my ($lowerurl)=@_; - if ($ENV{'browser.interface'} eq 'textual') { + if (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return (''); } +# +# The Remote actually gets launched! +# my $configmenu=&rawconfig(); + my $esclowerurl=&Apache::lonnet::escape($lowerurl); + return(< @@ -313,7 +515,7 @@ function wait() { $configmenu window.location='$lowerurl'; } else { - alert("Remote Control timed out. It is possible that it was blocked by pop-up window filters."); + window.location='/adm/remote?action=collapse&url=$esclowerurl'; } } else { wheelswitch(); @@ -322,7 +524,7 @@ function wait() { } function main() { - canceltim=setTimeout('tim=1;',60000); + canceltim=setTimeout('tim=1;',30000); window.status='-'; wait(); } @@ -341,7 +543,8 @@ ENDSETFLAGS } sub maincall() { - if ($ENV{'browser.interface'} eq 'textual') { return ''; } + if (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return ''; } return(< main(); @@ -351,18 +554,19 @@ ENDMAINCALL # ================================================================= Reopen menu sub reopenmenu { - my $nothing=''; - if ($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'}; - if ($ENV{'browser.type'} eq 'explorer') { $nothing='javascript:void(0);'; } - return('window.open("'.$nothing.'","'.$menuname.'","",false);'); + my $nothing = &Apache::lonhtmlcommon::javascript_nothing(); + return('window.open('.$nothing.',"'.$menuname.'","",false);'); } # =============================================================== Open the menu sub open { my $returnval=''; - if ($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'}; unless (shift eq 'unix') { # resizing does not work on linux because of virtual desktop sizes @@ -377,6 +581,7 @@ ENDRESIZE window.status='Opening LON-CAPA Remote Control'; var menu=window.open("/res/adm/pages/menu.html","$menuname", "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5"); +self.name='loncapaclient'; ENDOPEN return ''; } @@ -386,9 +591,13 @@ ENDOPEN sub clear { my ($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+$col]=''; + return ''; + } } # ============================================ Switch a button or create a link @@ -399,15 +608,33 @@ sub switch { my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_; $act=~s/\$uname/$uname/g; $act=~s/\$udom/$udom/g; - unless ($ENV{'browser.interface'} eq 'textual') { + unless (($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; + $inlineremote[10*$row+$col]="\n".($nobreak?' ':'
'). + ''.$text.' '. + ($nobreak?'':$desc); } else { +# Inline Remote + if ($nobreak==2) { return ''; } my $text=$top.' '.$bot; - $text=~s/\- //; - return ($nobreak?'':'
'). - ''.$text.' '.$desc; + $text=~s/\s*\-\s*//gs; + $inlineremote[10*$row+$col]="\n". + ($nobreak==3?''.$text.''. + ($nobreak?'':''.$desc.'').($nobreak!=1?'':''); } + return ''; } sub secondlevel { @@ -426,18 +653,24 @@ 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 ';"; @@ -481,7 +714,7 @@ 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); } @@ -489,6 +722,14 @@ 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/)) || @@ -510,7 +751,8 @@ 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 $output; @@ -519,7 +761,8 @@ sub rawconfig { # ======================================================================= Close sub close { - if ($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(< @@ -542,6 +785,68 @@ sub footer { } +sub utilityfunctions { + unless (($ENV{'browser.interface'} eq 'textual') || + ($ENV{'environment.remote'} eq 'off')) { return ''; } + my $currenturl=$ENV{'REQUEST_URI'}; + my $currentsymb=$ENV{'request.symb'}; +return (< + + + + + +ENDSERVERFORM +} # ================================================ Handler when called directly @@ -551,23 +856,38 @@ sub handler { $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_URI'}=~/^(\/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{'brower.interface'} eq 'textual') { + $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; }