--- loncom/interface/lonsyllabus.pm	2003/09/09 19:39:04	1.22
+++ loncom/interface/lonsyllabus.pm	2004/05/03 17:49:11	1.29
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Syllabus
 #
-# $Id: lonsyllabus.pm,v 1.22 2003/09/09 19:39:04 www Exp $
+# $Id: lonsyllabus.pm,v 1.29 2004/05/03 17:49:11 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -35,28 +35,35 @@ use Apache::lonnet;
 use Apache::lontexconvert;
 use Apache::lonfeedback;
 use Apache::lonannounce;
+use Apache::lonlocal;
 
 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;
 
 # ------------------------------------------------------------ Print the screen
-    $r->print(<<ENDDOCUMENT);
+    my $target=$ENV{'form.grade_target'};
+    &Apache::lonnet::logthis("NOW TARGET IS DEFINIED AS $target");
+    if ($target ne 'tex') {
+	$r->print(<<ENDDOCUMENT);
 <html>
 <head>
 <title>The LearningOnline Network with CAPA</title>
 ENDDOCUMENT
+    } else {
+	$r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'}));
+    } 
     my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
 # Is this even a course?
     my $homeserver=&Apache::lonnet::homeserver($cnum,$cdom); 
     if ($homeserver eq 'no_host') {
-	$r->print('</head><body>No syllabus available</body></html>');
+	$r->print('</head><body>'.&mt('No syllabus available').'</body></html>');
         return OK;
     }
 # --------------------------------------------------------- The syllabus fields
-    my %syllabusfields=(
+    my %syllabusfields=&Apache::lonlocal::texthash(
        'aaa_instructorinfo' => 'Instructor Information',
        'bbb_description'    => 'Course Description',
        'ccc_prereq'         => 'Prerequisites',
@@ -75,7 +82,7 @@ ENDDOCUMENT
 
 # ------------------------------------------------------------ Get query string
     &Apache::loncommon::get_unprocessed_cgi
-                        ($ENV{'QUERY_STRING'},['forcestudent','register']);
+                        ($ENV{'QUERY_STRING'},['forcestudent','register','forceedit']);
 # ----------------------------------------------------- Force menu registration
     my $addentries='';
     if ($ENV{'form.register'}) {
@@ -86,33 +93,62 @@ ENDDOCUMENT
 # --------------------------------------------------------------- Force Student
     my $forcestudent='';
     if ($ENV{'form.forcestudent'}) { $forcestudent='student'; };
+    my $forceedit='';
+    if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
        
 # ------------------------------------- There is such a course, get environment
     my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
-    $r->print('</head>'.&Apache::loncommon::bodytag
-       ("Syllabus",$forcestudent,$addentries,'',$cdom,$ENV{'form.register'}));
-    $r->print('<h1>'.$courseenv{'description'}.'</h1><h3>'.
-              $Apache::lonnet::domaindescription{$cdom}.'</h3>');
+    if ($target ne 'tex') {
+	$r->print('</head>'.&Apache::loncommon::bodytag
+            ("Syllabus",$forcestudent,$addentries,'',$cdom,$ENV{'form.register'}));
+	$r->print('<h1>'.$courseenv{'description'}.'</h1><h3>'.
+                 $Apache::lonnet::domaindescription{$cdom}.'</h3>');
+    } else {
+	$r->print('\noindent{\large\textbf{'.$courseenv{'description'}.'}}\\\\\\\\\textbf{'.
+                 $Apache::lonnet::domaindescription{$cdom}.'}\\\\');
+    }
 # -------------------------------------------------------------- Announcements?
     $r->print(&Apache::lonannounce::showday(time,2,
                          &Apache::lonannounce::readcalendar($cdom.'_'.$cnum)));
 # -------------------------------------------------------- Get course personnel
     my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
-    $r->print('<table border="2">');
+    if ($target ne 'tex') {
+	$r->print('<table border="2">');
+    } else {
+	$r->print('\begin{tabular}{|c|c|}\hline');
+    }
     foreach (sort keys %coursepersonnel) {
-	$r->print('<tr><td>'.$_.'</td><td>');
+	if ($target ne 'tex') {
+	    $r->print('<tr><td>'.$_.'</td><td>');
+	} else {
+	    $r->print(' '.$_.'\\\\  '); 
+	}
         foreach (split(/\,/,$coursepersonnel{$_})) {
 	    my ($puname,$pudom)=split(/\:/,$_);
-	    $r->print(' '.&Apache::loncommon::aboutmewrapper(
-                          &Apache::loncommon::plainname($puname,
-                          $pudom),$puname,$pudom));
+	    if ($target ne 'tex') {
+		$r->print(' '.&Apache::loncommon::aboutmewrapper(
+                              &Apache::loncommon::plainname($puname,
+                              $pudom),$puname,$pudom));
+	    } else {
+		$r->print(' '.&Apache::loncommon::plainname($puname,
+                              $pudom).' ');
+	    }
+	}
+	if ($target ne 'tex') {
+	    $r->print('</td></tr>');
+	} else {
+	    $r->print('\\\\ \hline');
 	}
-        $r->print('</td></tr>');
     }
-    $r->print('</table>');
+    if ($target ne 'tex') {
+	$r->print('</table>');
+    } else {
+	$r->print('\end{tabular}\\\\');
+    }
 # ---------------------------------------------------------- Load syllabus info
     my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
     my $allowed=0;
+    my $privileged=0;
 
 # This handler might be called anonymously ...
 # ----------------------------------------------------- Only if not public call
@@ -120,16 +156,27 @@ ENDDOCUMENT
 # does this user have privileges to post, etc?
        if ($ENV{'request.course.id'}) {
           $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
+	  $privileged=$allowed;
+	  if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
+	      $forcestudent='student';
+	  }
           if ($forcestudent) { $allowed=0; }
        }
        if ($allowed) {
           $r->print('<p>'.
-&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'</p><p>This syllabus can be publicly viewed at <tt>http://'.
+&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'</p><p>'.&mt('This syllabus can be publicly viewed at')
+		    .' <tt>http://'.
 		    $Apache::lonnet::hostname{$homeserver}.$r->uri.'</tt>'.
                &Apache::loncommon::help_open_topic('Syllabus_ExtLink').'</p>'.
-	  '<p><a href="'.$r->uri.'?forcestudent=1"><font size="+1">Show Public View</font></a>'.
+	  '<p><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.
+&mt('Show Public View').'</font></a>'.
           &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').
           '</p>');
+      } elsif ($privileged) {
+	  if ($target ne 'tex') {
+	      $r->print('<p><a href="'.$r->uri.'?forceedit=1"><font size="+1">'.
+			&mt('Edit').'</font></a>'); 
+	  }
       }
        if (($allowed) && ($ENV{'form.storesyl'})) {
 	   foreach (keys %syllabusfields) {
@@ -174,18 +221,23 @@ ENDDOCUMENT
 # ---------------------------------------------------------------- Get syllabus
     if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
        my $lastmod=$syllabus{'uploaded.lastmodified'};
-       $lastmod=($lastmod?localtime($lastmod):'never');
-
-       $r->print('<table><tr><td>Uploaded:</td><td>'.
- &Apache::loncommon::aboutmewrapper(
- &Apache::loncommon::plainname($syllabus{'uploaded.name'},
+       $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
+       my $who = &Apache::loncommon::aboutmewrapper(
+                    &Apache::loncommon::plainname($syllabus{'uploaded.name'},
                      $syllabus{'uploaded.domain'}),$syllabus{'uploaded.name'},
-                     $syllabus{'uploaded.domain'}).
- '</td></tr><tr><td>Last updated:</td><td>'.
-                     $lastmod.
-                     '</td></tr></table><p>');
+                     $syllabus{'uploaded.domain'});
+       if ($target ne 'tex') {
+	   $r->print('<table><tr><td>'.&mt('Last updated').':</td><td>'.
+		     $lastmod.'</td><td>'.&mt('by').' '.$who.
+		     '</td></tr></table><p>');
+       } else {
+	   $r->print('\\\\ '.&mt('Last updated').': '.$lastmod.' '.&mt('by').'\\\\ '.
+		     &Apache::loncommon::plainname($syllabus{'uploaded.name'},
+                     $syllabus{'uploaded.domain'}).'\\\\');
+       }
        if ($allowed) {
-	   $r->print('<form method="post">');
+	   $r->print('<form method="post">'.
+		     '<input type="hidden" name="forceedit" value="edit" />');
        }
        foreach (sort keys %syllabusfields) {
           if (($syllabus{$_}) || ($allowed)) {
@@ -210,7 +262,7 @@ ENDDOCUMENT
                   if ($allowed) {
                      $r->print('<h3>'.$syllabusfields{$_}.
           &Apache::loncommon::help_open_topic('Syllabus_URLs').'</h3>'.
-	  '<p><a href="'.$r->uri.'?forcestudent=1"><font size="+1">Show Public View</font></a>'.
+	  '<p><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Public View').'</font></a>'.
  &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
 		 } else {
                   $r->print($message);
@@ -220,8 +272,13 @@ ENDDOCUMENT
                  $message
            =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
 	         $message=&Apache::lontexconvert::msgtexconverted($message);
-                 $r->print('<h3>'.$syllabusfields{$_}.'</h3><blockquote>'.
-                        $message.'</blockquote>');
+		 if ($target ne 'tex') {
+		     $r->print('<h3>'.$syllabusfields{$_}.'</h3><blockquote>'.
+                               $message.'</blockquote>');
+		 } else {
+		     $r->print('\\\\\textbf{'.$syllabusfields{$_}.'}\\\\'.
+			       &Apache::lonxml::xmlparse($r,' ',$message).'\\\\');
+		 }
 	     }
               if ($allowed) {
                  $r->print('<br /><textarea cols="80" rows="6" name="'.$_.'">'.
@@ -233,11 +290,11 @@ ENDDOCUMENT
        if ($allowed) {
 	   $r->print('</form>');
        }
-       $r->print('</p>');
+       if ($target ne 'tex') {$r->print('</p>');} else {$r->print('\\\\');}
     } else {
        $r->print('<p>No syllabus information provided.</p>');
     }
-    $r->print('</body></html>');
+    if ($target ne 'tex') {$r->print('</body></html>');} else {$r->print('\end{document}');}
     return OK;
 }