--- loncom/interface/londocs.pm	2002/07/31 13:50:38	1.3
+++ loncom/interface/londocs.pm	2002/08/20 13:02:41	1.8
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.3 2002/07/31 13:50:38 www Exp $
+# $Id: londocs.pm,v 1.8 2002/08/20 13:02:41 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -30,33 +30,173 @@ package Apache::londocs;
 
 use strict;
 use Apache::Constants qw(:common);
+use Apache::lonnet;
+use Apache::loncommon;
+use Apache::lonratedt;
+use Apache::lonratsrv;
+
+my $iconpath;
+
+# Mapread read maps into lonratedt::global arrays 
+# @links and @resources, determines status
+# sets @order - pointer to resources in right order
+# sets @resources - array with the resources with correct idx
+#
+
+sub mapread {
+    my ($coursenum,$coursedom,$map)=@_;
+    return
+      &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+                                $map);
+}
+
+sub storemap {
+    my ($coursenum,$coursedom,$map)=@_;
+    return
+      &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+                                $map);
+}
+
+sub editor {
+    my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
+    my ($errtext,$fatal)=
+          &mapread($coursenum,$coursedom,$folder.'.sequence');
+    if ($fatal) {
+	   $r->print('<p><font color="red">'.$errtext.'</font></p>');
+    } else {
+# ------------------------------------------------------------ Process commands
+	if ($allowed) {
+	    if ($ENV{'form.cmd'}) {
+
+            }
+	}
+# ---------------------------------------------------------------- Print screen
+    }
+}
+
+# --------------------------------------------------------------- An entry line
+
+sub entryline {
+    my ($index,$title,$url,$folder,$allowed)=@_;
+    my $line='<tr>';
+# Edit commands
+    if ($allowed) {
+       $line.=(<<END);
+<td><table border='0' cellspacing='0' cellpadding='0'>
+<tr><td><a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
+<img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
+<tr><td><a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
+<img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
+</table></td><td>
+<a href='/adm/coursedocs?folder=$folder&cmd=del_$index'>Remove</td>
+END
+    }
+# URL
+    $line.='<td><a href="'.$url.'">View</a></td>';
+# Title
+    $title=&Apache::lonnet::unescape($title);
+    if ($title=~
+ /^(\d+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(.*)$/
+	) { $title='<i>'.localtime($1).'</i> '.$2.' at '.$3.': <br>'.
+		&Apache::lontexconvert::msgtexconverted($4);
+	}
+    $line.='<td>$title</td>';
+    $line.='</tr>';
+    return $line;
+}
 
+# ================================================================ Main Handler
 sub handler {
     my $r = shift;
     $r->content_type('text/html');
     $r->send_http_header;
     return OK if $r->header_only;
 
-    my $url;
+# is this a standard course?
 
-    if ($ENV{'form.uploaddoc.filename'}) {
-	$url=&Apache::lonnet::userfileupload('uploaddoc');
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['folder']);
+    my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
+    my $forcestandard=($ENV{'form.folder'}=~/^default_/);
+    my $forcesupplement=($ENV{'form.folder'}=~/^supplement_/);
+
+# does this user have privileges to post, etc?
+    my $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
+    my $script='';
+    if ($allowed) { 
+       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
+       $script=&Apache::lonratedt::editscript('docs'); 
     }
+
+# get course data
+    my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
+    my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
+
+# graphics settings
+
+    $iconpath = $r->dir_config('lonIconsURL') . "/";
+
+# upload a file, if present
+    if (($ENV{'form.uploaddoc.filename'}) && ($allowed)) {
+# this is for a course, not a user, so set coursedoc flag
+# probably the only place in the system where this should be "1"
+	my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
+	my $comment=$ENV{'form.comment'};
+        $comment=~s/\</\&lt\;/g;
+        $comment=~s/\>/\&gt\;/g;        
+    }
+
+# print screen
     $r->print(<<ENDDOCUMENT);
 <html>
 <head>
 <title>The LearningOnline Network with CAPA</title>
+<script>$script</script>
 </head>
 <body bgcolor="#FFFFFF">
 <h1>Course Documents</h1>
+ENDDOCUMENT
+# --------------------------------------------------0------ Standard documents
+    if (($standard) && ($allowed) && (!$forcesupplement)) {
+       $r->print('<h2>Main Course Documents</h2>');
+       my $folder=$ENV{'form.folder'};
+       unless ($folder) { $folder='default'; }
+       &editor($r,$coursenum,$coursedom,$folder,$allowed);
+       $r->print(<<ENDFORM);
+<h3>Post a new main course document</h3>
 <form method="post" enctype="multipart/form-data">
-<input type="file" name="uploaddoc" size="20">
+<input type="file" name="uploaddoc" size="50">
+<br />
+Title: <input type="text" size="50" name="comment">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="cmd" value="upload_main">
 <input type="submit" value="Upload Document">
 </form>
-$url
-</body>
-</html>
-ENDDOCUMENT
+ENDFORM
+       $r->print('<hr />');
+    }
+# ----------------------------------------------------- Supplemental documents
+    if (!$forcestandard) {
+       $r->print('<h2>Supplemental Course Documents</h2>');
+       my $folder=$ENV{'form.folder'};
+       unless ($folder) { $folder='supplemental'; }
+       &editor($r,$coursenum,$coursedom,$folder,$allowed);
+       if ($allowed) {
+          $r->print(<<ENDSUPFORM);
+<h3>Post a new supplemental course document</h3>
+<form method="post" enctype="multipart/form-data">
+<input type="file" name="uploaddoc" size="50">
+<br />Comment:<br />
+<textarea cols=50 rows=4 name='comment'>
+</textarea>
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="cmd" value="upload_suppl">
+<input type="submit" value="Upload Document">
+</form>
+ENDSUPFORM
+       }
+    }
+
+    $r->print('</body></html>');
     return OK;
 }