--- loncom/interface/portfolio.pm 2004/06/08 18:34:20 1.1
+++ loncom/interface/portfolio.pm 2004/07/28 22:30:31 1.19
@@ -1,55 +1,300 @@
+# 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/
+#
+
package Apache::portfolio;
use strict;
use Apache::Constants qw(:common :http);
-# use Apache::loncommon;
+use Apache::loncommon;
use Apache::lonnet;
-# use Apache::lontexconvert;
-# use Apache::lonfeedback;
-# use Apache::lonlocal;
-
-sub handler {
- my $r=@_[0];
- $r->content_type('text/html');
- $r->send_http_header;
- return OK if $r->header_only;
- $r->print("the portfolio handler is in use by $ENV{'user.name'} looking for "
- .$r->uri."<br />");
- my $file=&Apache::lonnet::filelocation("",$r->uri);
- my $contents=&Apache::lonnet::getfile($file);
-# $r->print($contents);
-
- $r->print("here's the form<br />");
- $r->print('<form method=post enctype="multipart/form-data" action="'.$r->uri.'">');
- $r->print('<input type=submit value="upload">');
- $r->print('<input name="saywhat" type="file">');
- $r->print('</form>');
- return OK;
-# my $something = "this is something<br />";
-# my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
-# Is this even a user?
-# if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
-# $r->print('</head><body>'.
-# &mt('No user information available').'</body></html>');
-# return OK;
-# }
-
+use Apache::lontexconvert;
+use Apache::lonfeedback;
+use Apache::lonlocal;
+# receives a file name and path stub from username/userfiles/portfolio/
+# returns an anchor tag consisting encoding filename and currentpath
+sub makeAnchor{
+ my ($fileName, $currentPath) = @_;
+ my $anchor = '<a href="/adm/portfolio?selectfile='.$fileName.'¤tpath='.$currentPath.'">'.$fileName.'</a>';
+ return $anchor;
+}
-# $r->print($something);
-# $r->print($r);
-# $r->print($ENV{'user.name'});
-# $r->print("<br />should have printed username above<br />");
-# my $key = "";
-# foreach my $key (sort(keys(%ENV))) {
-# $r->print("$key is $ENV{$key} <br />\n");
-# }
-#
-# my @envkeys = keys(%ENV);
-# my $i = 0;
-# for ($i = 0; $i < 30; $i++){
-# $r->print("Key $i is $envkeys[$i] <br />");
-# }
-# return OK;
+# returns html with <br /> separated contents of the directory
+# returns a <strong>currentFile</strong> (bolds the selected file/dir)
+sub displayDirectory {
+ my ($currentPath, $currentFile, @dirList,) = @_;
+ my $displayOut='';
+ my $fileName;
+ my $upPath;
+ if ($currentPath ne '/'){
+ $displayOut = 'Listing of '.$currentPath.'<br /><hr />'.
+ # provides the "up one directory level" function
+ # it means shortening the currentpath to the parent directory
+ $currentPath =~ m:(^/.*)(/.*/$):;
+ if ($1 ne '/'){
+ $upPath = $1.'/';
+ }else{
+ $upPath = $1;
+ }
+
+ # $displayOut = $displayOut.'<a href="/adm/portfolio?selectfile='.$upPath.'¤tpath='.$upPath.'">..</a><br />';
+ } else {
+ # $displayOut = $displayOut.'at root '.$currentPath.'<br />';
+ }
+ foreach my $line (@dirList) {
+ #$strip holds directory/file name
+ #$dom
+ my ($fileName,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
+ if (($fileName ne '.') && ($fileName ne '..')){
+ if ($testdir =~ m:^1:){
+ # handle directories different from files
+ if ($fileName eq $currentFile){ #checks to bold the selected file
+ $displayOut.= '<strong>'.(makeAnchor($fileName.'/', $fileName.'/').'</strong><br />'."\n");
+ }else{
+ $displayOut.= (makeAnchor($fileName.'/', $fileName.'/').'<br />'."\n");
+ }
+ }else{
+ if ($fileName eq $currentFile){ #checks to bold the selected file
+ $displayOut.='<strong>'.(makeAnchor($fileName, $currentPath).'</strong><br />'."\n");
+ }else{
+ $displayOut.=(makeAnchor($fileName, $currentPath).'<br />'."\n");
+ }
+ }
+
+ }
+
+ }
+ return $displayOut;
}
+sub displayActions {
+ # returns html to offer user appropriate actions depending on selected file/directory
+ my $displayOut;
+ my ($currentPath, $currentFile, $isEmpty) = @_;
+# $displayOut = 'here are actions for '.$currentFile;
+ if ($currentFile =~ m:/$:){
+ # if the selected file is a directory, these are the options
+ # offer the chance to delete the directory only if it is empty
+ if ($isEmpty && ($currentPath ne '/')) {
+ $displayOut = $displayOut.'<form method="POST">
+ <input type="hidden" name="selectfile"
+ value="'.$currentFile.'" />
+ <input type="hidden" name="fileaction" value="delete" />
+ <input type="hidden" name="currentpath" value="'.$currentPath.'" />
+ <center>
+ <input type="submit"
+ value="Delete '.$currentFile.'" />
+ </center>
+ </form>';
+ }
+ if ($currentPath ne '/') {
+ $displayOut = $displayOut.'<hr />
+ <form method="POST">
+ <input type="hidden" name="selectfile"
+ value="'.$currentFile.'" />
+ <input type="hidden" name="fileaction" value="rename" />
+ <input type="hidden" name="currentpath" value="'.$currentPath.'" />
+ <input type="input" name="filenewname" value="Type new name here" />
+ <input type="submit"
+ value="Rename '.$currentFile.'" />
+ </form>';
+ }
+ }else{ #action options offered for files
+ $displayOut = $displayOut.'<form method="POST">';
+ $displayOut = $displayOut.'<input type="hidden" name="selectfile"';
+ $displayOut = $displayOut.'value="'.$currentFile;
+ $displayOut = $displayOut.'" /><input type="hidden" name="fileaction" value="delete" />
+ <input type="hidden" name="currentpath" value="'.$currentPath.'" />
+ <center>
+ <input type="submit"
+ value="Delete '.$currentFile.'" />
+ </center>
+ </form>';
+
+ $displayOut = $displayOut.'<hr />
+ <form method="POST">
+ <input type="hidden" name="selectfile"
+ value="'.$currentFile.'" />
+ <input type="hidden" name="fileaction" value="rename" />
+ <input type="hidden" name="currentpath" value="'.$currentPath.'" />
+ <input type="input" name="filenewname" value="Type new name here" />
+ <input type="submit"
+ value="Rename '.$currentFile.'" />
+ </form>
+ <hr />';
+ }
+ $displayOut = $displayOut.'<hr />Add a file to '.$currentPath;
+ # file upload form
+ $displayOut = $displayOut.'<form method="post" enctype="multipart/form-data">';
+ $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
+ '<input type="hidden" name="currentpath" value="'.$currentPath.'" />'.
+ '<input type="submit" name="storeupl" value="Upload" />'.
+ '</form><hr />';
+ $displayOut = $displayOut.'<form method="POST">
+ <input name="subdir" type="text" />
+ <input type="submit" value="Create Subdirectory" />
+ </form>
+ ';
+ return $displayOut;
+}
+sub handler {
+ # this handles file management
+ my $r = shift;
+ my $iconpath= $r->dir_config('lonIconsURL') . "/";
+ my @dirList; # will hold directory listing as array
+ my $udir; # returned from home server
+ my $currentPath; # path assuming /userfiles/portfolio/ as root
+ my $currentFile; # directory or file contained in $pathToRoot.$currentPath
+ my $action; # delete, rename, makedirectory, removedirectory,
+ my $filenewname; # for rename action (guess what we do with it!)
+ my $isFile;
+ my $isEmpty;
+ my $dirptr=16384;
+ &Apache::loncommon::no_cache($r);
+ &Apache::loncommon::content_type($r,'text/html');
+ $r->send_http_header;
+ # Give the LON-CAPA page header
+ $r->print('<html><head><title>'.
+ &mt('Portfolio Manager').
+ "</title></head>\n".
+ &Apache::loncommon::bodytag('Portfolio Manager'));
+ $r->rflush();
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+ ['selectfile','currentpath', 'currentfile']);
+ # currentPath and currentFile need to be set for the rest of things to happen
+ # sometimes, currentFile will be passed by a form field, selectedfile
+ # if there is no 'form.selectedfile' then the current directory is
+ # considered as selected
+ if ($ENV{'form.currentpath'}) {
+ $currentPath = $ENV{'form.currentpath'};
+ } else {
+ $currentPath = '/';
+ }
+ if ($ENV{'form.selectfile'}) {
+ # have to check if the selected file is a subdirectory
+ if ($ENV{'form.selectfile'} =~ /-\(Dir\)/){
+ # $currentPath =~ /\-\(Dir\)/;
+ $currentPath = $`.'/';
+ $r->print('<br />'.$currentPath.'<br />');
+ }
+ $currentFile = $ENV{'form.selectfile'};
+ } else {
+ $currentFile = '';
+ }
+ # if we're uploading a file, we need to do it early so it will show in the directory list
+ if ($ENV{'form.uploaddoc.filename'}) {
+ $r->print($ENV{'form.storeupl'}.'<br />');
+ $r->print(&Apache::lonnet::userfileupload('uploaddoc','','portfolio'.$currentPath).'<br />');
+ }
+ # similarly, we need to delete or rename files before getting directory list
+ if ($ENV{'form.selectfile'}){
+ if ($ENV{'form.fileaction'} eq 'delete') {
+ $r->print('<br />trying to delete '.$currentPath.$ENV{'form.selectfile'}.'<br />');
+ $r->print(&Apache::lonnet::removeuserfile($ENV{'user.name'}, $ENV{'user.domain'},'portfolio'.$currentPath.$ENV{'form.selectfile'}));
+ $currentFile = '';
+ } elsif ($ENV{'form.fileaction'} eq 'rename') {
+ &Apache::lonnet::portfoliomanage($currentPath.$ENV{'form.selectfile'}, 'rename', $currentPath.$ENV{'form.filenewname'} );
+ }
+ }
+ # we always need $dirList, plus this will return information about the current file
+ # as well as information about the home server directory structure, specifically
+ # the path to the users userfiles directory.
+ #
+ $r->print('/userfiles/portfolio'.$currentPath.'<br>');
+ my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
+ $ENV{'user.name'}).
+ '/userfiles/portfolio';
+ @dirList = &Apache::lonnet::dirlist($currentPath, $ENV{'user.domain'}, $ENV{'user.name'}, $portfolio_root);
+
+ if (@dirList == 2) { # need to know if directory is empty so it can be removed if desired
+ $isEmpty = 1;
+ } else {
+ $isEmpty = 0;
+ }
+
+ if ($ENV{'form.selectfile'}) {
+ if ($ENV{'form.fileaction'} eq 'delete') {
+ &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'delete', undef );
+ $ENV{'portfolio.file'} = 'Selected File Deleted';
+ } elsif ($ENV{'form.fileaction'} eq 'rename') {
+ &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'rename', $ENV{'form.filenewname'});
+ } else {
+ # Remember user's file selection for later
+ $ENV{'portfolio.file'} = $ENV{'form.selectfile'};
+ # offer things user can do with selected file
+ }
+ }else{
+ unless ($ENV{'portfolio.file'}){
+ $ENV{'portfolio.file'} = 'No File Selected';
+ }
+ }
+ ##############################
+ #
+ # Display begins here
+ #
+ ##############################
+ my @tree = split (/\//,$currentPath);
+ $r->print('<font size="+2">'.makeAnchor('portfolio','/').'/');
+ if (@tree > 1){
+ my $newCurrentPath = '';
+ for (my $i = 1; $i< @tree; $i++){
+ $newCurrentPath .= $tree[$i].'/';
+ $r->print(makeAnchor($tree[$i],'/'.$newCurrentPath).'/');
+ }
+ }
+ $r->print('</font>');
+ $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
+ '<tr><th> </th><th>Actions</th><th>Name</th><th>Title</th><th>Status</th><th>Last Modified</th></tr>');
+ foreach my $line (@dirList) {
+ #$strip holds directory/file name
+ #$dom
+ my ($fileName,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
+ if (($fileName ne '.') && ($fileName ne '..')){
+ if ($dirptr&$testdir){
+ $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
+ $r->print('<td>Go to ...</td>');
+ $r->print('<td>'.makeAnchor($fileName.'/',$currentPath.$fileName.'/').'</td>');
+ $r->print('</tr>');
+ }else{
+ $r->print('<tr bgcolor="#CCCCFF"><td><img src="'.$iconpath.'unknown.gif"></td>');
+ $r->print('<td>Edit</td>');
+ $r->print('<td>'.$fileName.'</td>');
+ $r->print('<td>Title Here</td>');
+ $r->print('<td>Status Here</td>');
+ $r->print('<td>Modified Here</td>');
+ $r->print('</tr>');
+ }
+ }
+ }
+# <tr bgcolor="#FFAA99"> pink bg
+# <tr bgcolor="#CCCCFF"> blue bg
+# $r->print(displayDirectory($currentPath, $currentFile, @dirList));
+# $r->print('</td>><td>');
+# $r->print(displayActions($currentPath, $currentFile, $isEmpty));
+ $r->print('</table>');
+ $r->print('</blockquote>');
+ $r->print("</body>\n</html>\n");
+ $r->rflush();
+ return OK;
+}
+
1;
__END__