version 1.32, 2006/09/19 21:47:29
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version 1.39, 2009/05/11 16:51:32
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### |
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=head1 NAME |
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Apache::lonretrieve - retrieves an old version of a file |
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=head1 SYNOPSIS |
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Invoked by /etc/httpd/conf/srm.conf: |
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<Location /adm/retrieve> |
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PerlAccessHandler Apache::lonacc |
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SetHandler perl-script |
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PerlHandler Apache::lonretrieve |
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ErrorDocument 403 /adm/login |
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ErrorDocument 404 /adm/notfound.html |
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ErrorDocument 406 /adm/unauthorized.html |
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ErrorDocument 500 /adm/errorhandler |
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</Location> |
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=head1 INTRODUCTION |
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This module retrieves an old published version of a file. |
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
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=head1 HANDLER SUBROUTINE |
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This routine is called by Apache and mod_perl. |
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=over 4 |
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=item * |
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Get query string for limited number of parameters |
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=item * |
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Start page output |
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=item * |
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print phase relevant output |
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=item * |
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(phase one is to select version; phase two retrieves version) |
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=back |
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=head1 OTHER SUBROUTINES |
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=over 4 |
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=item * |
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phaseone() : Interface for selecting previous version. |
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=item * |
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phasetwo() : Interface for presenting specified version. |
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=back |
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=cut |
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package Apache::lonretrieve; |
package Apache::lonretrieve; |
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use strict; |
use strict; |
Line 38 use Apache::loncacc;
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Line 103 use Apache::loncacc;
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use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
use Apache::lonnet; |
use Apache::lonnet; |
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use LONCAPA(); |
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# ------------------------------------ Interface for selecting previous version |
# ------------------------------------ Interface for selecting previous version |
sub phaseone { |
sub phaseone { |
Line 54 sub phaseone {
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Line 120 sub phaseone {
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my ($main,$suffix,$is_meta) = &get_file_info($fn); |
my ($main,$suffix,$is_meta) = &get_file_info($fn); |
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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.$fn.'" />'. |
'<input type="hidden" name="phase" value="two" />'. |
'<input type="hidden" name="phase" value="two" />'. |
&Apache::loncommon::start_data_table(). |
&Apache::loncommon::start_data_table(). |
Line 90 sub phaseone {
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Line 156 sub phaseone {
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localtime($rmtime).'</td>'); |
localtime($rmtime).'</td>'); |
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if (!$is_meta) { |
if (!$is_meta) { |
$r->print('<td><a href="'.$urldir.$filename.'.meta" target=cat>'. |
$r->print('<td><a href="'.$urldir.$filename.'.meta" target="cat">'. |
&mt('Metadata Version').' '.$version.'</a></td>'); |
&mt('Metadata Version').' '.$version.'</a></td>'); |
} |
} |
if ($is_meta |
if ($is_meta |
Line 112 sub phaseone {
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Line 178 sub phaseone {
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'<td><b>'.&mt('Currently published version').'</b></td><td>'.localtime($rmtime). |
'<td><b>'.&mt('Currently published version').'</b></td><td>'.localtime($rmtime). |
'</td>'); |
'</td>'); |
if (!$is_meta) { |
if (!$is_meta) { |
$r->print('<td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target=cat>'. |
$r->print('<td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target="cat">'. |
&mt('Metadata current version').'</a></td>'); |
&mt('Metadata current version').'</a></td>'); |
} |
} |
if ($is_meta |
if ($is_meta |
Line 125 sub phaseone {
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Line 191 sub phaseone {
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} |
} |
$r->print(&Apache::loncommon::end_data_table_row(). |
$r->print(&Apache::loncommon::end_data_table_row(). |
&Apache::loncommon::end_data_table(). |
&Apache::loncommon::end_data_table(). |
'<p>'. |
'<p>'.'<span class="LC_warning">'. |
'<span class="LC_error">'. |
&mt('Retrieval of an old version will overwrite the file currently in construction space.').'</span></p>'); |
&mt('Retrieval of an old version will overwrite the file currently in construction space').'</span><p>'. |
if (!$is_meta) { |
'<input type="submit" value="'.&mt('Retrieve version').'" /></form>'); |
$r->print('<p>'.'<span class="LC_warning">'. |
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&mt('This will only retrieve the resource. If you want to retrieve the metadata, you will need to do that separately.'). |
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'</span></p>'); |
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} |
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$r->print('<input type="submit" value="'.&mt('Retrieve version').'" /></form>'); |
} else { |
} else { |
$r->print('<h3>'.&mt('No previous versions published.').'</h3>'); |
$r->print('<p class="LC_warning">'.&mt('No previous versions published.').'</p>'); |
} |
} |
$r->print('<p><a href="/priv/'.$uname.$fn.'">'.&mt('Back to').' '.$fn. |
$r->print('<p><a href="/priv/'.$uname.$fn.'">' |
'</a></p>'); |
.&mt('Back to [_1]','<span class="LC_filename">'.$fn.'</span>') |
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.'</a></p>'); |
} |
} |
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# ---------------------------------- Interface for presenting specified version |
# ---------------------------------- Interface for presenting specified version |
Line 161 sub phasetwo {
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Line 232 sub phasetwo {
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if ($is_meta) { $logname =~ s/\.meta$//; } |
if ($is_meta) { $logname =~ s/\.meta$//; } |
$logname = $ctarget.'.log'; |
$logname = $ctarget.'.log'; |
unless ($logfile=Apache::File->new('>>'.$logname)) { |
unless ($logfile=Apache::File->new('>>'.$logname)) { |
$r->print( |
$r->print('<span class="LC_error">' |
'<font color=red>'.&mt('No write permission to user directory, FAIL').'</font>'); |
.&mt('No write permission to user directory, FAIL') |
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.'</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>'.&mt('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">' |
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.&mt('ok') |
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.'</span>'); |
print $logfile "Copied sucessfully.\n\n"; |
print $logfile "Copied sucessfully.\n\n"; |
} else { |
} else { |
my $error=$!; |
my $error=$!; |
$r->print('fail, '.$error.'<p>'); |
$r->print('<span class="LC_error">' |
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.&mt('Copy failed: [_1]',$error) |
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.'</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. |
$r->print('</p>' |
'">'.&mt('Back to').' '.$fn.'</a></font>'); |
.'<p><a href="/priv/'.$uname.$fn.'">' |
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.&mt('Back to [_1]',$fn) |
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.'</a></p>'); |
} else { |
} else { |
$r->print('<span class="LC_warning">'.&mt('Please pick a version to retrieve').'</span><p>'); |
$r->print('<p class="LC_info">'.&mt('Please pick a version to retrieve:').'</p>'); |
&phaseone($r,$fn,$uname,$udom); |
&phaseone($r,$fn,$uname,$udom); |
} |
} |
} |
} |
Line 211 sub handler {
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Line 289 sub handler {
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if ($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', $r->filename); |
Line 238 sub handler {
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Line 316 sub handler {
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return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
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$fn=~s/\/\~(\w+)//; |
$fn=~s{/~($LONCAPA::username_re)}{}; |
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
Line 246 sub handler {
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Line 324 sub handler {
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$r->print(&Apache::loncommon::start_page('Retrieve Published Resources')); |
$r->print(&Apache::loncommon::start_page('Retrieve Published Resources')); |
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$r->print('<h1>'.&mt('Retrieve previous versions of').' <tt>'.$fn.'</tt></h1>'); |
$r->print('<h1>' |
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.&mt('Retrieve previous versions of [_1]' |
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,'<span class="LC_filename">'.$fn.'</span>') |
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.'</h1>'); |
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if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) { |
if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) { |
$r->print('<h3><span class="LC_diff_coauthor">'.&mt('Co-Author').': '.$uname. |
$r->print('<h3><span class="LC_diff_coauthor">'.&mt('Co-Author').': '.$uname. |
Line 268 sub handler {
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Line 349 sub handler {
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1; |
1; |
__END__ |
__END__ |
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=head1 NAME |
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Apache::lonretrieve - retrieves an old version of a file |
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=head1 SYNOPSIS |
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Invoked by /etc/httpd/conf/srm.conf: |
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<Location /adm/retrieve> |
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PerlAccessHandler Apache::lonacc |
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SetHandler perl-script |
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PerlHandler Apache::lonretrieve |
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ErrorDocument 403 /adm/login |
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ErrorDocument 404 /adm/notfound.html |
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ErrorDocument 406 /adm/unauthorized.html |
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ErrorDocument 500 /adm/errorhandler |
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</Location> |
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=head1 INTRODUCTION |
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This module retrieves an old published version of a file. |
|
|
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
|
|
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=head1 HANDLER SUBROUTINE |
|
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This routine is called by Apache and mod_perl. |
|
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=over 4 |
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=item * |
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Get query string for limited number of parameters |
|
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=item * |
|
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|
Start page output |
|
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=item * |
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|
print phase relevant output |
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=item * |
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(phase one is to select version; phase two retrieves version) |
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=back |
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=head1 OTHER SUBROUTINES |
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=over 4 |
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=item * |
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phaseone() : Interface for selecting previous version. |
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=item * |
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phasetwo() : Interface for presenting specified version. |
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=back |
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=cut |
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