--- loncom/interface/londocs.pm 2002/07/24 20:40:58 1.2 +++ loncom/interface/londocs.pm 2002/08/27 13:01:26 1.12 @@ -1,39 +1,304 @@ # The LearningOnline Network # Documents # -# (Internal Server Error Handler +# $Id: londocs.pm,v 1.12 2002/08/27 13:01:26 www Exp $ # -# (Login Screen -# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14, -# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer) +# Copyright Michigan State University Board of Trustees # -# 3/1/1 Gerd Kortemeyer) +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). # -# 3/1 Gerd Kortemeyer +# 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/ +# + package Apache::londocs; use strict; use Apache::Constants qw(:common); +use Apache::lonnet; +use Apache::loncommon; +use Apache::lonratedt; +use Apache::lonratsrv; + +my $iconpath; + +# Mapread read maps into lonratedt::global arrays +# @order and @resources, determines status +# sets @order - pointer to resources in right order +# sets @resources - array with the resources with correct idx +# + +sub mapread { + my ($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=''; + my $fatal=0; + ($errtext,$fatal)= + &mapread($coursenum,$coursedom,$folder.'.sequence'); + if ($fatal) { + $r->print('<p><font color="red">'.$errtext.'</font></p>'); + } else { +# ------------------------------------------------------------ Process commands + if ($allowed) { +# upload a file, if present + if (($ENV{'form.uploaddoc.filename'}) && + ($ENV{'form.cmd'}=~/^upload_(\w+)/)) { + if ($folder=~/^$1/) { +# 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 $ext='false'; + if ($url=~/^http\:\/\//) { $ext='true'; } + $url=~s/\:/\:/g; + my $comment=$ENV{'form.comment'}; + $comment=~s/\</\<\;/g; + $comment=~s/\>/\>\;/g; + $comment=~s/\:/\:/g; + my $newidx=$#Apache::lonratedt::resources+1; + $Apache::lonratedt::resources[$newidx]= + $comment.':'.$url.':'.$ext.':normal:res'; + $Apache::lonratedt::order[$#Apache::lonratedt::order+1]= + $newidx; + &storemap($coursenum,$coursedom,$folder.'.sequence'); + } + } + if ($ENV{'form.cmd'}) { + my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'}); + if ($cmd eq 'del') { + for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) { + $Apache::lonratedt::order[$i]= + $Apache::lonratedt::order[$i+1]; + } + $#Apache::lonratedt::order--; + } elsif ($cmd eq 'up') { + my $i=$Apache::lonratedt::order[$idx-1]; + $Apache::lonratedt::order[$idx-1]= + $Apache::lonratedt::order[$idx]; + $Apache::lonratedt::order[$idx]=$i; + } elsif ($cmd eq 'down') { + my $i=$Apache::lonratedt::order[$idx+1]; + $Apache::lonratedt::order[$idx+1]= + $Apache::lonratedt::order[$idx]; + $Apache::lonratedt::order[$idx]=$i; + } +# Store the changed version + &storemap($coursenum,$coursedom,$folder.'.sequence'); + } +# Group import/search + if ($ENV{'form.importdetail'}) { + foreach (split(/\&/,$ENV{'form.importdetail'})) { + if (defined($_)) { + my ($name,$url)=split(/\=/,$_); + $name=&Apache::lonnet::unescape($name); + $url=&Apache::lonnet::unescape($url); + if ($url) { + my $idx=$#Apache::lonratedt::resources+1; + $Apache::lonratedt::order + [$#Apache::lonratedt::order+1]=$idx; + my $ext='false'; + if ($url=~/^http\:\/\//) { $ext='true'; } + $url=~s/\:/\:/g; + $Apache::lonratedt::resources[$idx]= + $name.':'.$url.':'.$ext.':normal:res'; + } + } + } +# Store the changed version + &storemap($coursenum,$coursedom,$folder.'.sequence'); + } + } +# ---------------------------------------------------------------- Print screen + my $idx=0; + $r->print('<table>'); + foreach (@Apache::lonratedt::order) { + my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]); + unless ($name) { $name=(split(/\//,$url))[-1]; } + unless ($name) { $name='EMPTY'; } + $r->print(&entryline($idx,$name,$url,$folder,$allowed)); + $idx++; + } + $r->print('</table>'); + } +} + +# --------------------------------------------------------------- An entry line + +sub entryline { + my ($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_$index'>Remove</td> +END + } +# URL + if ($url=~/^\/*uploaded\//) { + $url=&Apache::lonnet::tokenwrapper($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 $r->header_only; -# --------------------------------------------------- Print login screen header +# is this a standard course? + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['folder']); + my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//); + my $forcestandard=($ENV{'form.folder'}=~/^default_/); + my $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/); + +# 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('simple'); + } + +# 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') . "/"; + +# print screen $r->print(<<ENDDOCUMENT); <html> <head> <title>The LearningOnline Network with CAPA</title> +<script>$script</script> </head> -<body bgcolor="#FFFFFF"> -<h1>Printout</h1> -<img src="/adm/lonKaputt/lonconstruct.gif"> -</body> -</html> ENDDOCUMENT +$r->print(&Apache::loncommon::bodytag('Course Documents')); +# --------------------------------------------------0------ Standard documents + if (($standard) && ($allowed) && (!$forcesupplement)) { + $r->print('<h2>Main Course Documents</h2>'); + my $folder=$ENV{'form.folder'}; + unless ($folder=~/^default/) { $folder='default'; } + &editor($r,$coursenum,$coursedom,$folder,$allowed); + $r->print(<<ENDFORM); +<table><tr> +<th>Upload a new main course document</th> +<th>Import a published document</th> +<th>Special documents</th> +</tr> +<tr><td> +File:<br /> +<form action="/adm/coursedocs" method="post" enctype="multipart/form-data"> +<input type="file" name="uploaddoc" size="50"> +<br /> +Title:<br /> +<input type="text" size="50" name="comment"> +<input type="hidden" name="folder" value="$folder"> +<input type="hidden" name="cmd" value="upload_default"> +<input type="submit" value="Upload Document"> +</form> +</td> +<td> +<form action="/adm/coursedocs" method="post" name="simpleedit"> +<input type=hidden name="importdetail" value=""> +<input type=button onClick= +"javascript:groupsearch()" value="Group Search"> +<input type=button onClick= +"javascript:groupimport();" value="Group Import"> +</form> +</td><td> +<form action="/adm/coursedocs" method="post" name="newfolder"> +<input name="newfolder" type="button" onClick="javascript:newfolder();" +value="New Folder" /> +</form> +<form action="/adm/coursedocs" method="post" name="newext"> +<input name="newext" type="button" onClick="javascript:newext();" +value="External Resource" /> +</form> +<form action="/adm/coursedocs" method="post" name="newsyl"> +<input name="newsyl" type="button" onClick="javascript:newsyl();" +value="Syllabus" /> +</form> +<form action="/adm/coursedocs" method="post" name="newaboutme"> +<input name="newaboutme" type="button" onClick="javascript:newaboutme();" +value="My Personal Info" /> +</form> +</td></tr> +</table> +ENDFORM + $r->print('<hr />'); + } +# ----------------------------------------------------- Supplemental documents + if (!$forcestandard) { + $r->print('<h2>Supplemental Course Documents</h2>'); + my $folder=$ENV{'form.folder'}; + unless ($folder=~/supplemental/) { $folder='supplemental'; } + &editor($r,$coursenum,$coursedom,$folder,$allowed); + if ($allowed) { + $r->print(<<ENDSUPFORM); +<h3>Post a new supplemental course document</h3> +<form action="/adm/coursedocs" method="post" enctype="multipart/form-data"> +<input type="file" name="uploaddoc" size="50"> +<br />Comment:<br /> +<textarea cols=50 rows=4 name='comment'> +</textarea> +<input type="hidden" name="folder" value="$folder"> +<input type="hidden" name="cmd" value="upload_supplemental"> +<input type="submit" value="Upload Document"> +</form> +ENDSUPFORM + } + } + + $r->print('</body></html>'); return OK; }