version 1.17, 2002/05/29 18:25:17
|
version 1.39, 2009/05/11 16:51:32
|
Line 26
|
Line 26
|
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# |
# |
# (Publication Handler |
|
# |
|
# (TeX Content Handler |
|
# |
|
# YEAR=2000 |
|
# 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 |
|
# YEAR=2001 |
|
# 03/23 Guy Albertelli |
|
# 03/24,03/29 Gerd Kortemeyer) |
|
# |
|
# 03/31,04/03,05/02,05/09,06/23,08/20 Gerd Kortemeyer |
|
# 12/16 Scott Harrison |
|
# |
|
### |
### |
|
|
|
=head1 NAME |
|
|
|
Apache::lonretrieve - retrieves an old version of a file |
|
|
|
=head1 SYNOPSIS |
|
|
|
Invoked by /etc/httpd/conf/srm.conf: |
|
|
|
<Location /adm/retrieve> |
|
PerlAccessHandler Apache::lonacc |
|
SetHandler perl-script |
|
PerlHandler Apache::lonretrieve |
|
ErrorDocument 403 /adm/login |
|
ErrorDocument 404 /adm/notfound.html |
|
ErrorDocument 406 /adm/unauthorized.html |
|
ErrorDocument 500 /adm/errorhandler |
|
</Location> |
|
|
|
=head1 INTRODUCTION |
|
|
|
This module retrieves an old published version of a file. |
|
|
|
This is part of the LearningOnline Network with CAPA project |
|
described at http://www.lon-capa.org. |
|
|
|
=head1 HANDLER SUBROUTINE |
|
|
|
This routine is called by Apache and mod_perl. |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
Get query string for limited number of parameters |
|
|
|
=item * |
|
|
|
Start page output |
|
|
|
=item * |
|
|
|
print phase relevant output |
|
|
|
=item * |
|
|
|
(phase one is to select version; phase two retrieves version) |
|
|
|
=back |
|
|
|
=head1 OTHER SUBROUTINES |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
phaseone() : Interface for selecting previous version. |
|
|
|
=item * |
|
|
|
phasetwo() : Interface for presenting specified version. |
|
|
|
=back |
|
|
|
=cut |
|
|
package Apache::lonretrieve; |
package Apache::lonretrieve; |
|
|
use strict; |
use strict; |
Line 51 use File::Copy;
|
Line 101 use File::Copy;
|
use Apache::Constants qw(:common :http :methods); |
use Apache::Constants qw(:common :http :methods); |
use Apache::loncacc; |
use Apache::loncacc; |
use Apache::loncommon(); |
use Apache::loncommon(); |
|
use Apache::lonlocal; |
|
use Apache::lonnet; |
|
use LONCAPA(); |
|
|
# ------------------------------------ Interface for selecting previous version |
# ------------------------------------ Interface for selecting previous version |
sub phaseone { |
sub phaseone { |
Line 64 sub phaseone {
|
Line 117 sub phaseone {
|
my $resdir=$resfn; |
my $resdir=$resfn; |
$resdir=~s/\/[^\/]+$/\//; |
$resdir=~s/\/[^\/]+$/\//; |
|
|
$fn=~/\/([^\/]+)\.(\w+)$/; |
my ($main,$suffix,$is_meta) = &get_file_info($fn); |
my $main=$1; |
|
my $suffix=$2; |
|
|
|
if (-e $resfn) { |
if (-e $resfn) { |
$r->print('<form action=/adm/retrieve method=post>'. |
$r->print('<form action="/adm/retrieve" method="post">'. |
'<input type=hidden name=filename value="/~'.$uname.$fn.'">'. |
'<input type="hidden" name="filename" value="/~'.$uname.$fn.'" />'. |
'<input type=hidden name=phase value=two>'. |
'<input type="hidden" name="phase" value="two" />'. |
'<table border=2><tr><th>Select</th><th>Version</th>'. |
&Apache::loncommon::start_data_table(). |
'<th>Became this version on ...</th>'. |
&Apache::loncommon::start_data_table_header_row(). |
'<th>Metadata</th></tr>'); |
'<th>'.&mt('Select').'</th>'. |
my $filename; |
'<th>'.&mt('Version').'</th>'. |
opendir(DIR,$resdir); |
'<th>'.&mt('Published on ...').'</th>'); |
while ($filename=readdir(DIR)) { |
if (!$is_meta) { |
if ($filename=~/^$main\.(\d+)\.$suffix$/) { |
$r->print('<th>'.&mt('Metadata').'</th>'); |
my $version=$1; |
} |
my ($rdev,$rino,$rmode,$rnlink, |
if ($is_meta |
$ruid,$rgid,$rrdev,$rsize, |
|| &Apache::loncommon::fileembstyle($suffix) eq 'ssi') { |
$ratime,$rmtime,$rctime, |
$r->print('<th>'.&mt('Diffs').'</th>'); |
$rblksize,$rblocks)=stat($resdir.'/'.$filename); |
} |
$r->print('<tr><td><input type=radio name=version value="'. |
$r->print(&Apache::loncommon::end_data_table_header_row()); |
$version.'"></td><th>'.$version.'</th><td>'. |
|
localtime($rmtime).'</td><td>'. |
opendir(DIR,$resdir); |
'<a href="'.$urldir.$filename.'.meta" target=cat>'. |
my @files = grep(/^\Q$main\E\.(\d+)\.\Q$suffix\E$/,readdir(DIR)); |
'Metadata Version '.$version.'</a>'); |
@files = sort { |
if (&Apache::loncommon::fileembstyle($suffix) eq 'ssi') { |
my ($aver) = ($a=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/); |
$r->print( |
my ($bver) = ($b=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/); |
' <a target=cat href="/adm/diff?filename=/~'. |
return $aver <=> $bver; |
$uname.$fn. |
} (@files); |
'&versionone=priv&versiontwo='.$version. |
closedir(DIR); |
'">Diffs with Version '.$version.'</a>'); |
|
} |
foreach my $filename (@files) { |
$r->print('</a></td></tr>'); |
if ($filename=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/) { |
} |
my $version=$1; |
|
my $rmtime=&Apache::lonnet::metadata($resdir.'/'.$filename,'lastrevisiondate'); |
|
$r->print(&Apache::loncommon::start_data_table_row(). |
|
'<td><input type="radio" name="version" value="'. |
|
$version.'" /></td><td>'.&mt('Previously published version').' '.$version.'</td><td>'. |
|
localtime($rmtime).'</td>'); |
|
|
|
if (!$is_meta) { |
|
$r->print('<td><a href="'.$urldir.$filename.'.meta" target="cat">'. |
|
&mt('Metadata Version').' '.$version.'</a></td>'); |
|
} |
|
if ($is_meta |
|
|| &Apache::loncommon::fileembstyle($suffix) eq 'ssi') { |
|
$r->print( |
|
'<td><a target="cat" href="/adm/diff?filename=/~'. |
|
$uname.$fn. |
|
'&versiontwo=priv&versionone='.$version. |
|
'">'.&mt('Diffs with Version').' '.$version. |
|
'</a></td>'); |
|
} |
|
$r->print(&Apache::loncommon::end_data_table_row()); |
|
} |
|
} |
|
closedir(DIR); |
|
my $rmtime=&Apache::lonnet::metadata($resfn,'lastrevisiondate'); |
|
$r->print(&Apache::loncommon::start_data_table_row(). |
|
'<td><input type="radio" name="version" value="new" /></td>'. |
|
'<td><b>'.&mt('Currently published version').'</b></td><td>'.localtime($rmtime). |
|
'</td>'); |
|
if (!$is_meta) { |
|
$r->print('<td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target="cat">'. |
|
&mt('Metadata current version').'</a></td>'); |
|
} |
|
if ($is_meta |
|
|| &Apache::loncommon::fileembstyle($suffix) eq 'ssi') { |
|
$r->print( |
|
'<td><a target="cat" href="/adm/diff?filename=/~'. |
|
$uname.$fn. |
|
'&versiontwo=priv'. |
|
'">'.&mt('Diffs with current Version').'</a></td>'); |
|
} |
|
$r->print(&Apache::loncommon::end_data_table_row(). |
|
&Apache::loncommon::end_data_table(). |
|
'<p>'.'<span class="LC_warning">'. |
|
&mt('Retrieval of an old version will overwrite the file currently in construction space.').'</span></p>'); |
|
if (!$is_meta) { |
|
$r->print('<p>'.'<span class="LC_warning">'. |
|
&mt('This will only retrieve the resource. If you want to retrieve the metadata, you will need to do that separately.'). |
|
'</span></p>'); |
|
} |
|
$r->print('<input type="submit" value="'.&mt('Retrieve version').'" /></form>'); |
|
} else { |
|
$r->print('<p class="LC_warning">'.&mt('No previous versions published.').'</p>'); |
} |
} |
closedir(DIR); |
$r->print('<p><a href="/priv/'.$uname.$fn.'">' |
my ($rdev,$rino,$rmode,$rnlink, |
.&mt('Back to [_1]','<span class="LC_filename">'.$fn.'</span>') |
$ruid,$rgid,$rrdev,$rsize, |
.'</a></p>'); |
$ratime,$rmtime,$rctime, |
|
$rblksize,$rblocks)=stat($resfn); |
|
$r->print('<tr><td><input type=radio name=version value="new"></td>'. |
|
'<th>Current</th><td>'.localtime($rmtime). |
|
'</td><td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target=cat>'. |
|
'Metadata current version</a>'); |
|
if (&Apache::loncommon::fileembstyle($suffix) eq 'ssi') { |
|
$r->print( |
|
' <a target=cat href="/adm/diff?filename=/~'. |
|
$uname.$fn. |
|
'&versionone=priv'. |
|
'">Diffs with current Version</a>'); |
|
} |
|
$r->print('</td></tr></table><p>'. |
|
'<font size=+1 color=red>Retrieval of an old version will '. |
|
'overwrite the file currently in construction space</font><p>'. |
|
'<input type=submit value="Retrieve version"></form>'); |
|
} else { |
|
$r->print('<h3>No previous versions published.</h3>'); |
|
} |
|
} |
} |
|
|
# ---------------------------------- Interface for presenting specified version |
# ---------------------------------- Interface for presenting specified version |
sub phasetwo { |
sub phasetwo { |
my ($r,$fn,$uname,$udom)=@_; |
my ($r,$fn,$uname,$udom)=@_; |
if ($ENV{'form.version'}) { |
if ($env{'form.version'}) { |
my $version=$ENV{'form.version'}; |
my $version=$env{'form.version'}; |
if ($version eq 'new') { |
if ($version eq 'new') { |
$r->print('<h3>Retrieving current (most recent) version</h3>'); |
$r->print('<h3>'.&mt('Retrieving current (most recent) version').'</h3>'); |
} else { |
} else { |
$r->print('<h3>Retrieving old version '.$version.'</h3>'); |
$r->print('<h3>'.&mt('Retrieving old version').' '.$version.'</h3>'); |
} |
} |
|
my ($main,$suffix,$is_meta) = &get_file_info($fn); |
|
|
my $logfile; |
my $logfile; |
my $ctarget='/home/'.$uname.'/public_html'.$fn; |
my $ctarget='/home/'.$uname.'/public_html'.$fn; |
my $vfn=$fn; |
my $vfn=$fn; |
if ($version ne 'new') { |
if ($version ne 'new') { |
$vfn=~s/\.(\w+)$/\.$version\.$1/; |
$vfn=~s/\.(\Q$suffix\E)$/\.$version\.$1/; |
} |
} |
|
|
my $csource=$r->dir_config('lonDocRoot').'/res/'.$udom.'/'.$uname.$vfn; |
my $csource=$r->dir_config('lonDocRoot').'/res/'.$udom.'/'.$uname.$vfn; |
unless ($logfile=Apache::File->new('>>'.$ctarget.'.log')) { |
|
$r->print( |
my $logname = $ctarget; |
'<font color=red>No write permission to user directory, FAIL</font>'); |
if ($is_meta) { $logname =~ s/\.meta$//; } |
|
$logname = $ctarget.'.log'; |
|
unless ($logfile=Apache::File->new('>>'.$logname)) { |
|
$r->print('<span class="LC_error">' |
|
.&mt('No write permission to user directory, FAIL') |
|
.'</span>'); |
} |
} |
print $logfile |
print $logfile |
"\n\n================= Retrieve ".localtime()." ================\n". |
"\n\n================= Retrieve ".localtime()." ================\n". |
"Version: $version\nSource: $csource\nTarget: $ctarget\n"; |
"Version: $version\nSource: $csource\nTarget: $ctarget\n"; |
$r->print('<p>Copying file: '); |
$r->print('<p>'.&mt('Copying file').': '); |
if (copy($csource,$ctarget)) { |
if (copy($csource,$ctarget)) { |
$r->print('ok<p>'); |
$r->print('<span class="LC_success">' |
|
.&mt('ok') |
|
.'</span>'); |
print $logfile "Copied sucessfully.\n\n"; |
print $logfile "Copied sucessfully.\n\n"; |
} else { |
} else { |
my $error=$!; |
my $error=$!; |
$r->print('fail, '.$error.'<p>'); |
$r->print('<span class="LC_error">' |
|
.&mt('Copy failed: [_1]',$error) |
|
.'</span>'); |
print $logfile "Copy failed: $error\n\n"; |
print $logfile "Copy failed: $error\n\n"; |
} |
} |
$r->print('<font size=+2><a href="/priv/'.$uname.$fn. |
$r->print('</p>' |
'">Back to '.$fn.'</a></font>'); |
.'<p><a href="/priv/'.$uname.$fn.'">' |
|
.&mt('Back to [_1]',$fn) |
|
.'</a></p>'); |
} else { |
} else { |
$r->print( |
$r->print('<p class="LC_info">'.&mt('Please pick a version to retrieve:').'</p>'); |
'<font size=+1 color=red>Please pick a version to retrieve</font><p>'); |
|
&phaseone($r,$fn,$uname,$udom); |
&phaseone($r,$fn,$uname,$udom); |
} |
} |
} |
} |
|
|
|
sub get_file_info { |
|
my ($fn) = @_; |
|
my ($main,$suffix) = ($fn=~/\/([^\/]+)\.(\w+)$/); |
|
my $is_meta=0; |
|
if ($suffix eq 'meta') { |
|
$is_meta = 1; |
|
($main,$suffix) = ($main=~/(.+)\.(\w+)$/); |
|
$suffix .= '.meta'; |
|
} |
|
return ($main,$suffix,$is_meta); |
|
} |
|
|
# ---------------------------------------------------------------- Main Handler |
# ---------------------------------------------------------------- Main Handler |
sub handler { |
sub handler { |
|
|
Line 177 sub handler {
|
Line 285 sub handler {
|
# Get query string for limited number of parameters |
# Get query string for limited number of parameters |
|
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
['filename'); |
['filename']); |
|
|
if ($ENV{'form.filename'}) { |
if ($env{'form.filename'}) { |
$fn=$ENV{'form.filename'}; |
$fn=$env{'form.filename'}; |
$fn=~s/^http\:\/\/[^\/]+//; |
$fn=~s/^https?\:\/\/[^\/]+//; |
} else { |
} else { |
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. |
$r->log_reason($env{'user.name'}.' at '.$env{'user.domain'}. |
' unspecified filename for retrieval', $r->filename); |
' unspecified filename for retrieval', $r->filename); |
return HTTP_NOT_FOUND; |
return HTTP_NOT_FOUND; |
} |
} |
|
|
unless ($fn) { |
unless ($fn) { |
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. |
$r->log_reason($env{'user.name'}.' at '.$env{'user.domain'}. |
' trying to retrieve non-existing file', $r->filename); |
' trying to retrieve non-existing file', $r->filename); |
return HTTP_NOT_FOUND; |
return HTTP_NOT_FOUND; |
} |
} |
Line 202 sub handler {
|
Line 310 sub handler {
|
&Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain')); |
&Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain')); |
unless (($uname) && ($udom)) { |
unless (($uname) && ($udom)) { |
$r->log_reason($uname.' at '.$udom. |
$r->log_reason($uname.' at '.$udom. |
' trying to publish file '.$ENV{'form.filename'}. |
' trying to publish file '.$env{'form.filename'}. |
' ('.$fn.') - not authorized', |
' ('.$fn.') - not authorized', |
$r->filename); |
$r->filename); |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
|
|
$fn=~s/\/\~(\w+)//; |
$fn=~s{/~($LONCAPA::username_re)}{}; |
|
|
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
|
|
$r->print('<html><head><title>LON-CAPA Construction Space</title></head>'); |
$r->print(&Apache::loncommon::start_page('Retrieve Published Resources')); |
|
|
$r->print( |
|
'<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>'); |
|
|
|
|
|
$r->print('<h1>Retrieve previous versions of <tt>'.$fn.'</tt></h1>'); |
$r->print('<h1>' |
|
.&mt('Retrieve previous versions of [_1]' |
|
,'<span class="LC_filename">'.$fn.'</span>') |
|
.'</h1>'); |
|
|
if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) { |
if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) { |
$r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom. |
$r->print('<h3><span class="LC_diff_coauthor">'.&mt('Co-Author').': '.$uname. |
'</font></h3>'); |
&mt(' at ').$udom. |
|
'</span></h3>'); |
} |
} |
|
|
|
|
if ($ENV{'form.phase'} eq 'two') { |
if ($env{'form.phase'} eq 'two') { |
&phasetwo($r,$fn,$uname,$udom); |
&phasetwo($r,$fn,$uname,$udom); |
} else { |
} else { |
&phaseone($r,$fn,$uname,$udom); |
&phaseone($r,$fn,$uname,$udom); |
} |
} |
|
|
$r->print('</body></html>'); |
$r->print(&Apache::loncommon::end_page()); |
return OK; |
return OK; |
} |
} |
|
|
1; |
1; |
__END__ |
__END__ |
|
|
=head1 NAME |
|
|
|
Apache::lonretrieve - retrieves an old version of a file |
|
|
|
=head1 SYNOPSIS |
|
|
|
Invoked by /etc/httpd/conf/srm.conf: |
|
|
|
<Location /adm/retrieve> |
|
PerlAccessHandler Apache::lonacc |
|
SetHandler perl-script |
|
PerlHandler Apache::lonretrieve |
|
ErrorDocument 403 /adm/login |
|
ErrorDocument 404 /adm/notfound.html |
|
ErrorDocument 406 /adm/unauthorized.html |
|
ErrorDocument 500 /adm/errorhandler |
|
</Location> |
|
|
|
=head1 INTRODUCTION |
|
|
|
This module retrieves an old published version of a file. |
|
|
|
This is part of the LearningOnline Network with CAPA project |
|
described at http://www.lon-capa.org. |
|
|
|
=head1 HANDLER SUBROUTINE |
|
|
|
This routine is called by Apache and mod_perl. |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
Get query string for limited number of parameters |
|
|
|
=item * |
|
|
|
Start page output |
|
|
|
=item * |
|
|
|
print phase relevant output |
|
|
|
=item * |
|
|
|
(phase one is to select version; phase two retrieves version) |
|
|
|
=back |
|
|
|
=head1 OTHER SUBROUTINES |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
phaseone() : Interface for selecting previous version. |
|
|
|
=item * |
|
|
|
phasetwo() : Interface for presenting specified version. |
|
|
|
=back |
|
|
|
=cut |
|