# The LearningOnline Network with CAPA
# Handler to rename files, etc, in construction space
#
# (Handler to retrieve an old version of a file
#
# (Publication Handler
#
# (TeX Content Handler
#
# 05/29/00,05/30,10/11 Gerd Kortemeyer)
#
# 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer
# 03/23 Guy Albertelli
# 03/24,03/29 Gerd Kortemeyer)
#
# 03/31,04/03,05/02,05/09,06/23 Gerd Kortemeyer)
#
# 06/23 Gerd Kortemeyer
package Apache::loncfile;
use strict;
use Apache::File;
use File::Copy;
use Apache::Constants qw(:common :http :methods);
use Apache::loncacc;
sub phaseone {
my ($r,$fn,$uname,$udom)=@_;
$fn=~/(.*)\/([^\/]+)\.(\w+)$/;
my $dir=$1;
my $main=$2;
my $suffix=$3;
my $conspace='/home/'.$uname.'/public_html'.$fn;
$r->print('<form action=/adm/cfile method=post>'.
'<input type=hidden name=filename value="/~'.$uname.$fn.'">'.
'<input type=hidden name=phase value=two>'.
'<input type=hidden name=action value='.$ENV{'form.action'}.'>');
if ($ENV{'form.action'} eq 'rename') {
if (-e $conspace) {
if ($ENV{'form.newfilename'}) {
$ENV{'form.newfilename'}=~/(.*)\/([^\/]+)\.(\w+)$/;
if ($3 ne $suffix) {
$r->print(
'<p><font color=red>Warning: change of MIME type!</font>');
}
if (-e
'/home/httpd/'.$uname.'/'.$dir.'/'.$ENV{'form.newfilename'}) {
$r->print(
'<p><font color=red>Warning: target file exists!</font>');
}
$r->print('<input type=hidden name=newfilename value="'.
$ENV{'form.newfilename'}.
'"><p>Rename <tt>'.$fn.'</tt> to <tt>'.
$dir.'/'.$ENV{'form.newfilename'}.'</tt>?');
} else {
$r->print('<p>No new filename specified.</form>');
return;
}
} else {
$r->print('<p>No such file.</form>');
return;
}
} elsif ($ENV{'form.action'} eq 'delete') {
if (-e $conspace) {
$r->print('<p>Delete <tt>'.$fn.'</tt>?');
} else {
$r->print('<p>No such file.</form>');
return;
}
} elsif ($ENV{'form.action'} eq 'copy') {
if (-e $conspace) {
if ($ENV{'form.newfilename'}) {
$ENV{'form.newfilename'}=~/(.*)\/([^\/]+)\.(\w+)$/;
if ($3 ne $suffix) {
$r->print(
'<p><font color=red>Warning: change of MIME type!</font>');
}
if (-e
'/home/httpd/'.$uname.'/'.$dir.'/'.$ENV{'form.newfilename'}) {
$r->print(
'<p><font color=red>Warning: target file exists!</font>');
}
$r->print('<input type=hidden name=newfilename value="'.
$ENV{'form.newfilename'}.
'"><p>Copy <tt>'.$fn.'</tt> to <tt>'.
$dir.'/'.$ENV{'form.newfilename'}.'</tt>?');
} else {
$r->print('<p>No new filename specified.</form>');
return;
}
} else {
$r->print('<p>No such file.</form>');
return;
}
} elsif ($ENV{'form.action'} eq 'newdir') {
my $newdir='/home/'.$uname.'/public_html/'.
$fn.$ENV{'form.newfilename'};
if (-e $newdir) {
$r->print('<p>Directory exists.</form>');
return;
}
$r->print('<input type=hidden name=newfilename value="'.
$ENV{'form.newfilename'}.
'"><p>Make new directory <tt>'.
$fn.$ENV{'form.newfilename'}.'</tt>?');
}
$r->print('<p><input type=submit value=Continue></form>');
}
sub phasetwo {
my ($r,$fn,$uname,$udom)=@_;
$r->print('Under Construction');
}
sub handler {
my $r=shift;
my $fn;
if ($ENV{'form.filename'}) {
$fn=$ENV{'form.filename'};
$fn=~s/^http\:\/\/[^\/]+//;
} else {
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
' unspecified filename for cfile', $r->filename);
return HTTP_NOT_FOUND;
}
unless ($fn) {
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
' trying to cfile non-existing file', $r->filename);
return HTTP_NOT_FOUND;
}
# ----------------------------------------------------------- Start page output
my $uname;
my $udom;
($uname,$udom)=
&Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain'));
unless (($uname) && ($udom)) {
$r->log_reason($uname.' at '.$udom.
' trying to manipulate file '.$ENV{'form.filename'}.
' ('.$fn.') - not authorized',
$r->filename);
return HTTP_NOT_ACCEPTABLE;
}
$fn=~s/\/\~(\w+)//;
$r->content_type('text/html');
$r->send_http_header;
$r->print('<html><head><title>LON-CAPA Construction Space</title></head>');
$r->print(
'<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
$r->print('<h1>Construction Space <tt>'.$fn.'</tt></h1>');
if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {
$r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom.
'</font></h3>');
}
if ($ENV{'form.action'} eq 'delete') {
$r->print('<h3>Delete</h3>');
} elsif ($ENV{'form.action'} eq 'rename') {
$r->print('<h3>Rename</h3>');
} elsif ($ENV{'form.action'} eq 'newdir') {
$r->print('<h3>New Directory</h3>');
} elsif ($ENV{'form.action'} eq 'copy') {
$r->print('<h3>Copy</h3>');
} else {
$r->print('<p>Unknown Action</body></html>');
return OK;
}
if ($ENV{'form.phase'} eq 'two') {
&phasetwo($r,$fn,$uname,$udom);
} else {
&phaseone($r,$fn,$uname,$udom);
}
$r->print('</body></html>');
return OK;
}
1;
__END__
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