--- loncom/interface/lonmenu.pm 2001/10/05 19:26:20 1.10 +++ loncom/interface/lonmenu.pm 2005/08/16 16:36:08 1.159 @@ -1,139 +1,1018 @@ # The LearningOnline Network with CAPA # Routines to control the menu # -# (TeX Conversion Module +# $Id: lonmenu.pm,v 1.159 2005/08/16 16:36:08 albertel Exp $ # -# 05/29/00,05/30 Gerd Kortemeyer) +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# +# +# 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 package Apache::lonmenu; use strict; use Apache::lonnet; -use Apache::File; +use Apache::Constants qw(:common); +use Apache::lonhtmlcommon(); +use Apache::loncommon(); +use Apache::lonenc(); +use Apache::lonlocal; + use vars qw(@desklines $readdesk); - -# =============================================================== Open the menu -sub open { - return(<<ENDOPEN); -<script> -window.status='MenuControl:nologout'; -menu=window.open("/res/adm/pages/menu.html","LONCAPAmenu", - "height=350,width=150,scrollbars=no,menubar=no"); + +my @inlineremote; +my $font; +my $tabbg; +my $pgbg; + +# ================================================================ Little texts + +sub initlittle { + return &Apache::lonlocal::texthash('ret' => 'Return to Last Location', + 'nav' => 'Navigate Contents', + 'main' => 'Main Menu', + 'roles' => ($env{'user.adv'}? + 'Roles':'Courses'), + 'docs' => 'Course Documents', + 'exit' => 'Exit', + '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; + my $titletable=shift; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['inhibitmenu']); + if (($env{'form.inhibitmenu'} eq 'yes') || + ($ENV{'REQUEST_URI'} eq '/adm/logout')) { return ''; } + + my $navmaps=''; + my $reloadlink=''; + my $docs=''; + my $escurl=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'})); + my $escsymb=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.symb'})); + my $face= 'face="Arial,Helvetica,sans-serif"'; + if ($env{'request.state'} eq 'construct') { + if (($env{'request.noversionuri'} eq '') || (!defined($env{'request.noversionuri'}))) { + my $returnurl = $env{'request.filename'}; + $returnurl =~ s:^/home/([^/]+)/public_html/(.*)$:/priv/$1/$2:; + $escurl = &Apache::lonnet::escape($returnurl); + } + } + if ($env{'browser.interface'} eq 'textual') { +# Textual display only + my %lt=&initlittle(); + $pgbg='#FFFFFF'; + $tabbg='#FFFFFF'; + $font='#000000'; + if ($env{'request.course.id'}) { + $navmaps=(<<ENDNAV); +<a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a> +ENDNAV + if (($env{'request.noversionuri'}=~/^\/adm\//) && + ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) && + ($env{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(<<ENDRELOAD); +<a href="/adm/flip?postdata=$escreload" target="_top"><font $face color="$font">$lt{'ret'}</font></a> +ENDRELOAD + } + if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { + $docs=(<<ENDDOCS); +<a href="/adm/coursedocs" target="_top"><font $face color="$font">$lt{'docs'}</font></a> +ENDDOCS + } + } + my $form=&serverform(); + my $utility=&utilityfunctions(); + my $output=(<<ENDMAINMENU); +<script type="text/javascript"> +// BEGIN LON-CAPA Internal +$utility </script> -ENDOPEN +<a href="/adm/menu" target="_top">$lt{'main'}</a> +$reloadlink $navmaps $docs +<a href="/adm/roles" target="_top"><font $face color="$font">$lt{'roles'}</font></a> +<a href="/adm/logout" target="_top"><font $face color="$font">$lt{'exit'}</font></a> +<br /> +<script type="text/javascript"> +// END LON-CAPA Internal +</script> +$form +ENDMAINMENU + if ($registration) { $output.=&innerregister($forcereg,$target); } + return $output."<hr />"; + } elsif ($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',$domain); + if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { + my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif"); + return (<<ENDINLINEMENU); +<font face="Arial,Helvetica,sans-serif"> + <table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1"> + <tr> + <td bgcolor="$tabbg"> + <a href="/adm/logout" target="_top"><font color="$font">$lt{'exit'}</font></a> + </td> + <td align="right" bgcolor="$tabbg"> + <img align="right" src="$logo" alt="Logo" /> + <b>LON-CAPA</b> + </td> + </tr> + </table> +</font> +ENDINLINEMENU + } +# Do we have a NAV link? + if ($env{'request.course.id'}) { + my $link='/adm/navmaps?postdata='.$escurl.'&postsymb='. + $escsymb; + if ($env{'environment.remotenavmap'} eq 'on') { + $link="javascript:gonav('".$link."')"; + } + $navmaps=(<<ENDNAV); +<td bgcolor="$tabbg"> +<a href="$link" target="_top"><font $face color="$font">$lt{'nav'}</font></a></td> +ENDNAV + if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { + $docs=(<<ENDDOCS); +<td bgcolor="$tabbg"> +<a href="/adm/coursedocs"><font $face color="$font">$lt{'docs'}</font></a></td> +ENDDOCS + } + if ( + ($env{'request.noversionuri'}=~m[^/(res|public)/] && + $env{'request.symb'} eq '') + || + (($env{'request.noversionuri'}=~/^\/adm\//) && + ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) && + ($env{'request.noversionuri'}!~ + m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)]) + ) + ) { + my $escreload=&Apache::lonnet::escape('return:'); + $reloadlink=(<<ENDRELOAD); +<td bgcolor="$tabbg"> +<a href="/adm/flip?postdata=$escreload" target="_top"><font $face color="$font">$lt{'ret'}</font></a></td> +ENDRELOAD + } + } + my $reg=''; + if ($registration) { + $reg=&innerregister($forcereg,$target,$titletable); + } + my $form=&serverform(); + my $utility=&utilityfunctions(); + my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif"); + + return (<<ENDINLINEMENU); +<script type="text/javascript"> +// BEGIN LON-CAPA Internal +// <![CDATA[ +$utility +// ]]> +</script> +<table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1"> +<tr> +<td bgcolor="$tabbg"> +<a href="/adm/menu" target="_top"><font $face color="$font">$lt{'main'}</font></a> +</td> +$reloadlink +$navmaps +$docs +<td bgcolor="$tabbg"> +<a href="/adm/remote?action=launch&url=$escurl" target="_top"> +<font $face color="$font">$lt{'launch'}</font></a></td> +<td bgcolor="$tabbg"> +<a href="/adm/roles" target="_top"><font $face color="$font">$lt{'roles'}</font></a> +</td> +<td bgcolor="$tabbg"> +<a href="/adm/logout" target="_top"><font $face color="$font">$lt{'exit'}</font></a> +</td> +<td bgcolor="$tabbg"> +<img align="right" src="$logo" alt="Logo" /> +<b>LON-CAPA</b></td> +$form +</tr> +</table> +<script type="text/javascript"> +// END LON-CAPA Internal +</script> +$reg +ENDINLINEMENU + } else { + return ''; + } +} + +# ====================================== This gets called in the header section + +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') { + $result .="<script type=\"text/javascript\">\n". + "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n". + &Apache::loncommon::browser_and_searcher_javascript(). + "\n</script>\n"; + } + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off') || + ((($env{'request.publicaccess'}) || + (!&Apache::lonnet::is_on_map( + &Apache::lonnet::unescape($env{'request.noversionuri'})))) && + (!$forcereg))) { + return $result. + '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title; + } +# Graphical display after login only + if ($Apache::lonxml::registered && !$forcereg) { return ''; } + 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 +# =========== and in the body of the document + +sub innerregister { + my $forcereg=shift; + my $target = shift; + my $titletable = shift; + my $result = ''; + my ($uname,$thisdisfn); + my $const_space = ($env{'request.state'} eq 'construct'); + my $is_const_dir = 0; + + if ($env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; } + + $Apache::lonxml::registered=1; + + 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) { + $newmail='<table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%"><tr><td bgcolor="'.$tabbg.'"><font face="Arial,Helvetica,sans-serif">'; + } + if (($textual) && ($env{'request.symb'}) && ($env{'request.course.id'})) { + my ($mapurl,$rid,$resurl)= + &Apache::lonnet::decode_symb(&Apache::lonnet::symbread()); + $newmail.=$env{'course.'.$env{'request.course.id'}.'.description'}; + my $maptitle=&Apache::lonnet::gettitle($mapurl); + my $restitle=&Apache::lonnet::gettitle(&Apache::lonnet::symbread()); + if ($maptitle && $maptitle ne 'default.sequence') { + $newmail.=', '.$maptitle; + } + if ($restitle) { + $newmail.=': '.$restitle; + } + $newmail.=' '; + } + if (&Apache::lonmsg::newmail()) { + $newmail=($textual? + '<b><a href="/adm/communicate" target="_top">You have new messages</a></b><br />': + 'swmenu.setstatus("you have","messages");'); + } + if ($env{'request.state'} eq 'construct') { + $newmail = $titletable; + } else { + if ($noremote) { + $newmail.='</font></td></tr></table>'; + } + } + my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');'); + my $tablestart=($noremote?'<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%">':'').($textinter?'<br /><a href="#content">'.&mt('Skip to Content').'</a><br />':''); + my $tableend=($noremote?'</table></font>':'').($textinter?'<a name="content" />':''); +# ============================================================================= +# ============================ This is for URLs that actually can be registered + if (($env{'request.noversionuri'}!~m|^/(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.symb'} ne '' && + $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) { + if (&Apache::lonnet::allowed('mgr',$crs)) { + $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]', + "gocmd('/adm/grades','gradingmenu')", + 'Modify user grades for this assessment resource'); + } elsif (&Apache::lonnet::allowed('vgr',$crs)) { + $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]', + "gocmd('/adm/grades','submission')", + 'View user submissions for this assessment resource'); + } + } + if ($env{'request.symb'} ne '' && + &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 + ### + ### Determine whether or not to display the 'cstr' button for this + ### resource + ### + my $editbutton = ''; + if ($env{'user.author'}) { + if ($env{'request.role'}=~/^(ca|au)/) { + # Set defaults for authors + my ($top,$bottom) = ('con-','struct'); + my $action = "go('/priv/".$env{'user.name'}."');"; + my $cadom = $env{'request.role.domain'}; + my $caname = $env{'user.name'}; + my $desc = "Enter my resource construction space"; + # Set defaults for co-authors + if ($env{'request.role'} =~ /^ca/) { + ($cadom,$caname)=($env{'request.role'}=~/(\w+)\/(\w+)$/); + ($top,$bottom) = ('co con-','struct'); + $action = "go('/priv/".$caname."');"; + $desc = "Enter construction space as co-author"; + } + # Check that we are on the correct machine + my $home = &Apache::lonnet::homeserver($caname,$cadom); + 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); + } + } + ## + ## Determine if user can edit url. + ## + my $cfile=''; + my $cfuname=''; + my $cfudom=''; + if ($env{'request.filename'}) { + my $file=&Apache::lonnet::declutter($env{'request.filename'}); + $file=~s/^(\w+)\/(\w+)/\/priv\/$2/; + # Check that the user has permission to edit this resource + ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1); + if (defined($cfudom)) { + 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; + } + } + } + # Finally, turn the button on or off + if ($cfile && !$const_space) { + $editbutton=&switch + ('','',6,1,'cstr.gif','edit[_1]','resource[_2]', + "go('".$cfile."');","Edit this resource"); + } elsif ($editbutton eq '') { + $editbutton=&switch('','',6,1,'port.gif', + 'port-[_1]','folio[_1]', + "go('/adm/portfolio');", + "Enter my portfolio space"); + } + } + ### + ### +# Prepare the rest of the buttons + my $menuitems; + if ($const_space) { + my ($uname,$thisdisfn) = + ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|); + my $currdir = '/priv/'.$uname.'/'.$thisdisfn; + if ($currdir =~ m-/$-) { + $is_const_dir = 1; + } else { + $currdir =~ s#[^/]+$##; + $menuitems=(<<ENDMENUITEMS); +s&6&1&list.gif&list[_1]&dir[_1]&golist('$currdir')&List current directory +s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$thisdisfn')&Retrieve old version +s&6&3&pub.gif&publish[_1]&resource[_1]&gocstr('/adm/publish','/~$uname/$thisdisfn')&Publish this resource +s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$thisdisfn')&Delete this resource +s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$thisdisfn')&Prepare a printable document +ENDMENUITEMS + } + } elsif (defined($env{'request.course.id'}) && + $env{'request.symb'} ne '') { + $menuitems=(<<ENDMENUITEMS); +c&3&1 +s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1 +s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3 +c&6&3 +c&8&1 +c&8&2 +s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document +s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2 +s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2 +ENDMENUITEMS + unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) { + $menuitems.=(<<ENDREALRES); +s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information +s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource +s&8&2&fdbk.gif&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource +ENDREALRES + } + } + my $buttons=''; + foreach (split(/\n/,$menuitems)) { + my ($command,@rest)=split(/\&/,$_); + if ($command eq 's') { + $buttons.=&switch('','',@rest); + } else { + $buttons.=&clear(@rest); + } + } + + if ($textual) { + my $addremote=0; + foreach (@inlineremote) { if ($_ ne '') { $addremote=1; } } + my $inlinebuttons=''; + if ($addremote) { +# Registered, textual output + + if ($env{'browser.interface'} eq 'textual') { + $inlinebuttons= + join('',map { (defined($_)?$_:'') } @inlineremote); + } else { + $inlinebuttons=(<<ENDINLINE); +<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr> +<tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr> +<tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr> +<tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr> +<tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr> +ENDINLINE + } + } + $result =(<<ENDREGTEXT); +<script type="text/javascript"> +// BEGIN LON-CAPA Internal +</script> +$timesync +$newmail +$tablestart +$inlinebuttons +$tableend +<script type="text/javascript"> +// END LON-CAPA Internal +</script> + +ENDREGTEXT +# Registered, graphical output + } else { + my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0])); + $requri=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($requri)); + my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'}); + my $navstatus=&get_nav_status(); + my $clearcstr; + + if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; } + $result = (<<ENDREGTHIS); + +<script type="text/javascript"> +// BEGIN LON-CAPA Internal +var swmenu=null; + + function LONCAPAreg() { + swmenu=$reopen; + swmenu.clearTimeout(swmenu.menucltim); + $timesync + $newmail + $buttons + swmenu.currentURL="$requri"; + swmenu.reloadURL=swmenu.currentURL+window.location.search; + swmenu.currentSymb="$cursymb"; + swmenu.reloadSymb="$cursymb"; + swmenu.currentStale=0; + $navstatus + $hwkadd + $editbutton + } + + function LONCAPAstale() { + swmenu=$reopen + swmenu.currentStale=1; + if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) { + swmenu.switchbutton + (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence'); + } + swmenu.clearbut(7,2); + 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(9,3);clearbut(6,3);$clearcstr', + 2000); + } + +// END LON-CAPA Internal +</script> +ENDREGTHIS + } +# ============================================================================= + } else { +# ========================================== This can or will not be registered + if ($textual) { +# Not registered, textual + $result= (<<ENDDONOTREGTEXT); +ENDDONOTREGTEXT + } else { +# Not registered, graphical + $result = (<<ENDDONOTREGTHIS); + +<script type="text/javascript"> +// BEGIN LON-CAPA Internal +var swmenu=null; + + function LONCAPAreg() { + swmenu=$reopen + $timesync + swmenu.currentStale=1; + swmenu.clearbut(2,1); + swmenu.clearbut(2,3); + swmenu.clearbut(8,1); + swmenu.clearbut(8,2); + swmenu.clearbut(8,3); + if (swmenu.currentURL) { + swmenu.switchbutton + (3,1,'reload.gif','return','location','go(currentURL)'); + } else { + swmenu.clearbut(3,1); + } + } + + function LONCAPAstale() { + } + +// END LON-CAPA Internal +</script> +ENDDONOTREGTHIS + } +# ============================================================================= + } + return $result; +} + +sub loadevents() { + if ($env{'request.state'} eq 'construct' || + $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; } + return 'LONCAPAreg();'; +} + +sub unloadevents() { + if ($env{'request.state'} eq 'construct' || + $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; } + return 'LONCAPAstale();'; +} + +# ============================================================= Start up remote + +sub startupremote { + my ($lowerurl)=@_; + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { + return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />'); + } +# +# The Remote actually gets launched! +# + my $configmenu=&rawconfig(); + my $esclowerurl=&Apache::lonnet::escape($lowerurl); + my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited'); + return(<<ENDREMOTESTARTUP); +<script type="text/javascript"> +var timestart; +function wheelswitch() { + if (typeof(document.wheel) != 'undefined') { + if (typeof(document.wheel.spin) != 'undefined') { + var date=new Date(); + var waited=Math.round(30-((date.getTime()-timestart)/1000)); + document.wheel.spin.value=$message; + } + } + if (window.status=='|') { + window.status='/'; + } else { + if (window.status=='/') { + window.status='-'; + } else { + if (window.status=='-') { + window.status='\\\\'; + } else { + if (window.status=='\\\\') { window.status='|'; } + } + } + } +} + +// ---------------------------------------------------------- The wait function +var canceltim; +function wait() { + if ((menuloaded==1) || (tim==1)) { + window.status='Done.'; + if (tim==0) { + clearTimeout(canceltim); + $configmenu + window.location='$lowerurl'; + } else { + window.location='/adm/remote?action=collapse&url=$esclowerurl'; + } + } else { + wheelswitch(); + setTimeout('wait();',200); + } } -# ============================================================ Switch Menu Item +function main() { + canceltim=setTimeout('tim=1;',30000); + window.status='-'; + var date=new Date(); + timestart=date.getTime(); + wait(); +} + +</script> +ENDREMOTESTARTUP +} + +sub setflags() { + return(<<ENDSETFLAGS); +<script type="text/javascript"> + menuloaded=0; + tim=0; +</script> +ENDSETFLAGS +} -sub switchmenu { - my ($row,$col,$imgsrc,$texttop,$textbot,$action)=@_; - return(<<ENDSMENU); -<script> - swmenu=window.open('','LONCAPAmenu'); - swmenu.switchbutton($row,$col,"$imgsrc","$texttop","$textbot","$action"); +sub maincall() { + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { return ''; } + return(<<ENDMAINCALL); +<script type="text/javascript"> + main(); </script> -ENDSMENU +ENDMAINCALL } +sub load_remote_msg { + my ($lowerurl)=@_; + + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { return ''; } + + my $esclowerurl=&Apache::lonnet::escape($lowerurl); + my $link=&mt('<a href="[_1]">Continue</a> on in Inline Menu mode', + "/adm/remote?action=collapse?url=$esclowerurl"); + return(<<ENDREMOTEFORM); +<p> +<form name="wheel"> +<input name="spin" type="text" size="60" /> +</form> +</p> +<p>$link</p> +ENDREMOTEFORM +} +# ================================================================= Reopen menu + +sub reopenmenu { + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { return ''; } + my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; + 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') || + ($env{'environment.remote'} eq 'off')) { + return '<script type="text/javascript">self.name="loncapaclient";</script>'; + } + my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; + unless (shift eq 'unix') { +# resizing does not work on linux because of virtual desktop sizes + $returnval.=(<<ENDRESIZE); +if (window.screen) { + self.resizeTo(screen.availWidth-215,screen.availHeight-55); + self.moveTo(190,15); +} +ENDRESIZE + } + $returnval.=(<<ENDOPEN); +window.status='Opening LON-CAPA Remote Control'; +var menu=window.open("/res/adm/pages/menu.html","$menuname", +"height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5"); +self.name='loncapaclient'; +ENDOPEN + return '<script type="text/javascript">'.$returnval.'</script>'; +} + + # ================================================================== Raw Config sub clear { my ($row,$col)=@_; - return qq(swmenu.clearbut($row,$col);); + unless (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { + return "\n".qq(window.status+='.';swmenu.clearbut($row,$col);); + } else { + $inlineremote[10*$row+$col]=''; + return ''; + } } +# ============================================ Switch a button or create a link +# Switch acts on the javascript that is executed when a button is clicked. +# The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)". + sub switch { - my ($uname,$udom,$row,$col,$img,$top,$bot,$act)=@_; + my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_; $act=~s/\$uname/$uname/g; $act=~s/\$udom/$udom/g; - return "\n". - qq(swmenu.switchbutton($row,$col,"$img","$top","$bot","$act");); + $top=&mt($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+$col]= + '<a href="javascript:'.$act.';">'.$text.'</a>'; + } else { + $inlineremote[10*$row+$col]="\n<br />". + $desc.' <a href="javascript:'.$act.';">'.$text.'</a>'; + } + } else { +# Inline Remote + if ($nobreak==2) { return ''; } + my $text=$top.' '.$bot; + $text=~s/\s*\-\s*//gs; + + my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'}; + if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; } + my $pic= + '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}. + ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'. + ($nobreak==3?'right':'left').'" />'; + if (($env{'browser.interface'} eq 'textual') || ($env{'browser.interface'} eq 'faketextual')) { +# Accessibility + if ($nobreak==3) { + $inlineremote[10*$row+$col]="\n". + '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text. + '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'. + '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>'; + } elsif ($nobreak) { + $inlineremote[10*$row+$col]="\n<tr>". + '<td width="10%" align="left" bgcolor="'.$tabbg.'">'. + '<a href="javascript:'.$act.';">'.$pic. + '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>'; + } else { + $inlineremote[10*$row+$col]="\n<tr>". + '<td width="10%" align="left" bgcolor="'.$tabbg.'">'. + '<a href="javascript:'.$act.';">'.$pic. + '</a></td><td colspan="3"><font color="'.$font.'">'.$desc. + '</font></td></tr>'; + } + } else { +# Inline Menu + $inlineremote[10*$row+$col]= + '<a href="javascript:'.$act.';">'.$pic. + '</a><font color="'.$font.'" size="2">'.$desc. + '</font>'; + } + } + return ''; } sub secondlevel { my $output=''; my - ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act)=@_; + ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_; if ($prt eq 'any') { - $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act); + $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); } elsif ($prt=~/^r(\w+)/) { if ($rol eq $1) { - $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act); + $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); } } return $output; } +sub openmenu { + my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; + 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 $output="swmenu=window.open('','LONCAPAmenu');"; - my $uname=$ENV{'user.name'}; - my $udom=$ENV{'user.domain'}; - my $adv=$ENV{'user.adv'}; - my $author=$ENV{'user.author'}; + my $textualoverride=shift; + my $output=''; + unless (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { + $output.= + "window.status='Opening Remote Control';var swmenu=".&openmenu(). +"\nwindow.status='Configuring Remote Control ';"; + } else { + unless ($textualoverride) { return ''; } + } + my $uname=$env{'user.name'}; + my $udom=$env{'user.domain'}; + my $adv=$env{'user.adv'}; + my $author=$env{'user.author'}; my $crs=''; - if ($ENV{'request.course.id'}) { - $crs='/'.$ENV{'request.course.id'}; - if ($ENV{'request.course.sec'}) { - $crs.='_'.$ENV{'request.course.sec'}; + if ($env{'request.course.id'}) { + $crs='/'.$env{'request.course.id'}; + if ($env{'request.course.sec'}) { + $crs.='_'.$env{'request.course.sec'}; } $crs=~s/\_/\//g; } - my $pub=($ENV{'request.state'} eq 'published'); - my $con=($ENV{'request.state'} eq 'construct'); - my $rol=$ENV{'request.role'}; - map { - my ($row,$col,$pro,$prt,$img,$top,$bot,$act)=split(/\:/,$_); + my $pub=($env{'request.state'} eq 'published'); + my $con=($env{'request.state'} eq 'construct'); + my $rol=$env{'request.role'}; + my $requested_domain = $env{'request.role.domain'}; + foreach (@desklines) { + my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_); $prt=~s/\$uname/$uname/g; $prt=~s/\$udom/$udom/g; $prt=~s/\$crs/$crs/g; + $prt=~s/\$requested_domain/$requested_domain/g; if ($pro eq 'clear') { $output.=&clear($row,$col); } elsif ($pro eq 'any') { $output.=&secondlevel( - $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act); + $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc); } elsif ($pro eq 'smp') { unless ($adv) { $output.=&secondlevel( - $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act); + $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc); } } elsif ($pro eq 'adv') { if ($adv) { $output.=&secondlevel( - $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act); + $uname,$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); + $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); } + } elsif ($pro eq 'course') { + if ($env{'request.course.fn'}) { + $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc); + } + } elsif ($pro =~ /^courseenv_(.*)$/) { + my $key = $1; + if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) { + $output.=switch($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/)) { - my ($cadom,$caname)= - ($ENV{'request.role'}=~/(\w+)\/(\w+)$/); - $output.=switch($caname,$cadom, - $row,$col,$img,$top,$bot,$act); - } elsif ($prt eq 'any') { - $output.=switch($ENV{'user.name'},$ENV{'user.domain'}, - $row,$col,$img,$top,$bot,$act); + if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) || + (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) { + # Check that we are on the correct machine + my $cadom=$requested_domain; + my $caname=$env{'user.name'}; + if ($prt eq 'rca') { + ($cadom,$caname)= + ($env{'request.role'}=~/(\w+)\/(\w+)$/); + } + $act =~ s/\$caname/$caname/g; + my $home = &Apache::lonnet::homeserver($caname,$cadom); + 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,$desc); + } } } } - } @desklines; + } + unless (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { + $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';"; + if (&Apache::lonmsg::newmail()) { + $output.='swmenu.setstatus("you have","messages");'; + } + } + return $output; } # ======================================================================= Close sub close { + if (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off')) { return ''; } + my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'}; return(<<ENDCLOSE); -<script> -window.status='MenuControl:nologout'; -menu=window.open("/adm/rat/empty.html","LONCAPAmenu", +<script type="text/javascript"> +window.status='Accessing Remote Control'; +menu=window.open("/adm/rat/empty.html","$menuname", "height=350,width=150,scrollbars=no,menubar=no"); +window.status='Disabling Remote Control'; +menu.active=0; +menu.autologout=0; +window.status='Closing Remote Control'; menu.close(); +window.status='Done.'; </script> ENDCLOSE } @@ -144,20 +1023,244 @@ sub footer { } +sub nav_control_js { + my $nav=($env{'environment.remotenavmap'} eq 'on'); + return (<<NAVCONTROL); + var w_loncapanav_flag="$nav"; + + +function gonav(url) { + if (w_loncapanav_flag != 1) { + gopost(url,''); + } else { + navwindow=window.open(url, + "loncapanav","height=600,width=400,scrollbars=1"); + } +} +NAVCONTROL +} + +sub utilityfunctions { + my $caller = shift; + unless (($env{'browser.interface'} eq 'textual') || + ($env{'environment.remote'} eq 'off') || ($caller eq '/adm/menu')) { return ''; } + my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0])); + $currenturl=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($currenturl)); + + my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'}); + my $nav_control=&nav_control_js(); +return (<<ENDUTILITY) + + var currentURL="$currenturl"; + var reloadURL="$currenturl"; + var currentSymb="$currentsymb"; + +$nav_control + +function go(url) { + if (url!='' && url!= null) { + currentURL = null; + currentSymb= null; + window.location.href=url; + } +} + +function gopost(url,postdata) { + if (url!='') { + this.document.server.action=url; + this.document.server.postdata.value=postdata; + this.document.server.command.value=''; + this.document.server.url.value=''; + this.document.server.symb.value=''; + this.document.server.submit(); + } +} + +function gocmd(url,cmd) { + if (url!='') { + this.document.server.action=url; + this.document.server.postdata.value=''; + this.document.server.command.value=cmd; + this.document.server.url.value=currentURL; + this.document.server.symb.value=currentSymb; + this.document.server.submit(); + } +} + +function gocstr(url,filename) { + if (url == '/adm/cfile?action=delete') { + this.document.cstrdelete.filename.value = filename + this.document.cstrdelete.submit(); + return; + } + if (url == '/adm/printout') { + this.document.cstrprint.postdata.value = filename + this.document.cstrprint.curseed.value = 0; + this.document.cstrprint.problemtype.value = 0; + if (this.document.lonhomework) { + if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) { + this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value + } + if (this.document.lonhomework.problemtype) { + for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) { + if (this.document.lonhomework.problemtype.options[i].selected) { + if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') { + this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value + } + } + } + } + } + this.document.cstrprint.submit(); + return; + } + if (url !='') { + this.document.constspace.filename.value = filename; + this.document.constspace.action = url; + this.document.constspace.submit(); + } +} + +function golist(url) { + if (url!='' && url!= null) { + currentURL = null; + currentSymb= null; + top.location.href=url; + } +} + + + +function catalog_info() { + loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no'); +} + +function chat_win() { + lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no'); +} +ENDUTILITY +} + +sub serverform { + return(<<ENDSERVERFORM); +<form name="server" action="/adm/logout" method="post" target="_top"> +<input type="hidden" name="postdata" value="none" /> +<input type="hidden" name="command" value="none" /> +<input type="hidden" name="url" value="none" /> +<input type="hidden" name="symb" value="none" /> +</form> +ENDSERVERFORM +} + +sub constspaceform { + return(<<ENDCONSTSPACEFORM); +<form name="constspace" action="/adm/logout" method="post" target="_top"> +<input type="hidden" name="filename" value="" /> +</form> +<form name="cstrdelete" action="/adm/cfile" method="post" target="_top"> +<input type="hidden" name="action" value="delete" /> +<input type="hidden" name="filename" value="" /> +</form> +<form name="cstrprint" action="/adm/printout" target="_parent" method="post"> +<input type="hidden" name="postdata" value="" /> +<input type="hidden" name="curseed" value="" /> +<input type="hidden" name="problemtype" value="" /> +</form> + +ENDCONSTSPACEFORM +} + + +sub get_nav_status { + my $navstatus="swmenu.w_loncapanav_flag="; + if ($env{'environment.remotenavmap'} eq 'on') { + $navstatus.="1"; + } else { + $navstatus.="-1"; + } + return $navstatus; +} + +# ================================================ Handler when called directly + + +sub handler { + my $r = shift; + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + return OK if $r->header_only; + + my $form; + if ($env{'environment.remote'} ne 'off' && + $env{'browser.interface'} ne 'textual') { + $form=&serverform(); + } + my $bodytag=&Apache::loncommon::bodytag('Main Menu'); + 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 $script_tag; + if ($env{'environment.remote'} ne 'off') { + my $utility=&utilityfunctions('/adm/menu'); + $script_tag=(<<ENDSCRIPT); +<script type="text/javascript"> +$utility +</script> +ENDSCRIPT + } +# ---- Print the screen, pretend 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 $html=&Apache::lonxml::xmlbegin(); + $r->print(<<ENDHEADER); +$html +<head> +<title>LON-CAPA Main Menu</title> +$script_tag +</head> +$bodytag +ENDHEADER + $r->print('<table>'.&inlinemenu().'</table>'.$form); + $r->print('</body></html>'); + return OK; +} + # ================================================================ Main Program -sub BEGIN { - unless ($readdesk) { - { - my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. - '/mydesk.tab'); - while (my $configline=<$config>) { - chomp($configline); - $desklines[$#desklines+1]=$configline; +BEGIN { + if (! defined($readdesk)) { + { + 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'; } } -} + 1; __END__