Annotation of loncom/interface/lonmenu.pm, revision 1.32

1.1       www         1: # The LearningOnline Network with CAPA
                      2: # Routines to control the menu
                      3: #
1.32    ! www         4: # $Id: lonmenu.pm,v 1.31 2003/01/29 15:22:06 www Exp $
1.11      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.1       www        28: # (TeX Conversion Module
                     29: #
                     30: # 05/29/00,05/30 Gerd Kortemeyer)
                     31: #
1.8       www        32: # 10/05,05/28,05/30,06/01,06/08,06/09,07/04,08/07 Gerd Kortemeyer
1.17      matthew    33: # 02/15/02 Matthew Hall
1.1       www        34: 
                     35: package Apache::lonmenu;
                     36: 
                     37: use strict;
1.2       www        38: use Apache::lonnet;
                     39: use Apache::File;
                     40: use vars qw(@desklines $readdesk);
1.30      www        41: 
1.32    ! www        42: # ============================================================= Start up remote
        !            43: 
        !            44: sub startupremote {
        !            45:     my ($lowerurl)=@_;
        !            46:     my $configmenu=&rawconfig();
        !            47:     return(<<ENDREMOTESTARTUP);
        !            48: <script>
        !            49: 
        !            50: // ---------------------------------------------------------- The wait function
        !            51: var canceltim;
        !            52: function wait() {
        !            53:    if ((menuloaded==1) || (tim==1)) {
        !            54:       if (tim==0) {
        !            55:          clearTimeout(canceltim);
        !            56:          $configmenu
        !            57:          window.location='$lowerurl';  
        !            58:       } else {
        !            59:          alert("Remote Control Timed Out.");
        !            60:       }
        !            61:    } else {
        !            62:       setTimeout('wait();',100);
        !            63:    }
        !            64: }
        !            65: 
        !            66: function main() {
        !            67:    canceltim=setTimeout('tim=1;',80000);
        !            68:    wait();
        !            69: }
        !            70: 
        !            71: </script>
        !            72: ENDREMOTESTARTUP
        !            73: }
        !            74: 
        !            75: sub setflags() {
        !            76:     return(<<ENDSETFLAGS);
        !            77: <script>
        !            78:     menuloaded=0;
        !            79:     tim=0;
        !            80: </script>
        !            81: ENDSETFLAGS
        !            82: }
        !            83: 
        !            84: sub maincall() {
        !            85:     return(<<ENDMAINCALL);
        !            86: <script>
        !            87:     main();
        !            88: </script>
        !            89: ENDMAINCALL
        !            90: }
1.30      www        91: # ================================================================= Reopen menu
                     92: 
                     93: sub reopenmenu {
                     94:    my $nothing='';
                     95:    my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
                     96:    if ($ENV{'browser.type'} eq 'explorer') { $nothing='javascript:void(0);'; }
                     97:    return('window.open("'.$nothing.'","'.$menuname.'","",false);');
                     98: } 
                     99: 
1.1       www       100: # =============================================================== Open the menu
                    101: 
                    102: sub open {
1.22      www       103:     my $returnval='';
1.30      www       104:     my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22      www       105:     unless (shift eq 'unix') {
                    106: # resizing does not work on linux because of virtual desktop sizes
                    107:        $returnval.=(<<ENDRESIZE);
                    108: if (window.screen) {
1.28      www       109:     self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22      www       110:     self.moveTo(190,15);
                    111: }
                    112: ENDRESIZE
                    113:     }
                    114:     $returnval.=(<<ENDOPEN);
1.30      www       115: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14      www       116: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.1       www       117: ENDOPEN
1.22      www       118:     return '<script>'.$returnval.'</script>';
1.1       www       119: }
                    120: 
1.2       www       121: # ============================================================ Switch Menu Item
                    122: 
                    123: sub switchmenu {
1.27      www       124:     my ($row,$col,$imgsrc,$texttop,$textbot,$action,$description)=@_;
1.18      www       125:     my $openwin=&openmenu();
1.2       www       126:     return(<<ENDSMENU);
                    127: <script>
1.20      matthew   128:    var swmenu=$openwin
1.27      www       129:    swmenu.switchbutton($row,$col,"$imgsrc","$texttop","$textbot","$action","$description");
1.2       www       130: </script>
                    131: ENDSMENU
                    132: }
                    133: 
                    134: # ================================================================== Raw Config
                    135: 
1.3       www       136: sub clear {
                    137:     my ($row,$col)=@_;
                    138:     return qq(swmenu.clearbut($row,$col););
                    139: }
                    140: 
1.25      matthew   141: # Switch acts on the javascript that is executed when a button is clicked.  
                    142: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.2       www       143: sub switch {
1.27      www       144:     my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc)=@_;
1.2       www       145:     $act=~s/\$uname/$uname/g;
                    146:     $act=~s/\$udom/$udom/g;
                    147:     return "\n".
1.27      www       148:  qq(swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.2       www       149: }
                    150: 
                    151: sub secondlevel {
                    152:     my $output='';
                    153:     my 
1.27      www       154:     ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2       www       155:     if ($prt eq 'any') {
1.27      www       156: 	   $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2       www       157:     } elsif ($prt=~/^r(\w+)/) {
                    158:         if ($rol eq $1) {
1.27      www       159:            $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2       www       160:         }
                    161:     }
                    162:     return $output;
                    163: }
                    164: 
1.18      www       165: sub openmenu {
1.30      www       166:     my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.18      www       167:     if ($ENV{'browser.type'} eq 'explorer') {
1.30      www       168:        return "window.open('javascript:void(0);','".$menuname."');";
1.18      www       169:    } else {
1.30      www       170:        return "window.open('','".$menuname."');";
1.18      www       171:    }
                    172: }
                    173: 
1.2       www       174: sub rawconfig {
1.20      matthew   175:     my $output="var swmenu=".&openmenu();
1.2       www       176:     my $uname=$ENV{'user.name'};
                    177:     my $udom=$ENV{'user.domain'};
                    178:     my $adv=$ENV{'user.adv'};
1.4       www       179:     my $author=$ENV{'user.author'};
1.5       www       180:     my $crs='';
                    181:     if ($ENV{'request.course.id'}) {
                    182:        $crs='/'.$ENV{'request.course.id'};
1.7       www       183:        if ($ENV{'request.course.sec'}) {
                    184: 	   $crs.='_'.$ENV{'request.course.sec'};
                    185:        }
1.8       www       186:        $crs=~s/\_/\//g;
1.5       www       187:     }
1.2       www       188:     my $pub=($ENV{'request.state'} eq 'published');
                    189:     my $con=($ENV{'request.state'} eq 'construct');
                    190:     my $rol=$ENV{'request.role'};
1.25      matthew   191:     my $requested_domain = $ENV{'request.role.domain'};
1.13      harris41  192:     foreach (@desklines) {
1.27      www       193:         my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3       www       194:         $prt=~s/\$uname/$uname/g;
                    195:         $prt=~s/\$udom/$udom/g;
1.5       www       196:         $prt=~s/\$crs/$crs/g; 
1.25      matthew   197:         $prt=~s/\$requested_domain/$requested_domain/g;
1.3       www       198:         if ($pro eq 'clear') {
1.4       www       199: 	    $output.=&clear($row,$col);
1.3       www       200:         } elsif ($pro eq 'any') {
1.2       www       201:                $output.=&secondlevel(
1.27      www       202: 	  $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2       www       203: 	} elsif ($pro eq 'smp') {
                    204:             unless ($adv) {
                    205:                $output.=&secondlevel(
1.27      www       206:           $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2       www       207:             }
                    208:         } elsif ($pro eq 'adv') {
                    209:             if ($adv) {
                    210:                $output.=&secondlevel(
1.27      www       211: 	  $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2       www       212:             }
                    213:         } elsif (($pro=~/p(\w+)/) && ($prt)) {
                    214: 	    if (&Apache::lonnet::allowed($1,$prt)) {
1.27      www       215:                $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4       www       216:             }
1.26      www       217:         } elsif ($pro eq 'course') {
                    218:             if ($ENV{'request.course.fn'}) {
1.27      www       219:                $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26      www       220: 	    }
1.4       www       221:         } elsif ($pro eq 'author') {
                    222:             if ($author) {
1.29      matthew   223:                 if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
                    224:                     (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19      matthew   225:                     # Check that we are on the correct machine
1.29      matthew   226:                     my $cadom=$requested_domain;
                    227:                     my $caname=$ENV{'user.name'};
                    228:                     if ($prt eq 'rca') {
                    229: 		       ($cadom,$caname)=
1.6       www       230:                                ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29      matthew   231:                     }                       
                    232:                     $act =~ s/\$caname/$caname/g;
1.19      matthew   233:                     my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.32    ! www       234:                     if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.19      matthew   235:                         $output.=switch($caname,$cadom,
1.27      www       236:                                         $row,$col,$img,$top,$bot,$act,$desc);
1.19      matthew   237:                     }
1.6       www       238:                 }
1.2       www       239:             }
                    240:         }
1.13      harris41  241:     }
1.24      www       242:     $output.="swmenu.syncclock(1000*".time.");";
1.2       www       243:     return $output;
                    244: }
                    245: 
                    246: # ======================================================================= Close
1.1       www       247: 
                    248: sub close {
1.30      www       249:     my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1       www       250:     return(<<ENDCLOSE);
                    251: <script>
1.30      www       252: menu=window.open("/adm/rat/empty.html","$menuname",
1.1       www       253:                  "height=350,width=150,scrollbars=no,menubar=no");
1.31      www       254: menu.autologout=0;
1.1       www       255: menu.close();
                    256: </script>
                    257: ENDCLOSE
                    258: }
                    259: 
                    260: # ====================================================================== Footer
                    261: 
                    262: sub footer {
                    263: 
                    264: }
                    265: 
1.2       www       266: # ================================================================ Main Program
                    267: 
1.16      harris41  268: BEGIN {
1.15      matthew   269:   if (! defined($readdesk)) {
1.14      www       270:    {
1.10      albertel  271:     my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
                    272: 				  '/mydesk.tab');
                    273:     while (my $configline=<$config>) {
1.14      www       274:        $configline=(split(/\#/,$configline))[0];
                    275:        $configline=~s/^\s+//;
1.10      albertel  276:        chomp($configline);
1.14      www       277:        if ($configline) {
                    278:           $desklines[$#desklines+1]=$configline;
                    279:        }
1.2       www       280:     }
1.14      www       281:    }
                    282:    $readdesk='done';
1.10      albertel  283:   }
1.2       www       284: }
1.30      www       285: 
1.1       www       286: 1;
                    287: __END__
                    288: 
                    289: 
                    290: 
                    291: 
                    292: 
                    293: 
                    294: 

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