version 1.3, 2000/11/29 19:52:34
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version 1.80, 2002/05/07 18:07:46
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# Publication Handler |
# Publication Handler |
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# |
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# $Id$ |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
# |
# |
# (TeX Content Handler |
# (TeX Content Handler |
# |
# |
# 05/29/00,05/30,10/11 Gerd Kortemeyer) |
# 05/29/00,05/30,10/11 Gerd Kortemeyer) |
# |
# |
# 11/28,11/29 Gerd Kortemeyer |
# 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer |
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# 03/23 Guy Albertelli |
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# 03/24,03/29,04/03 Gerd Kortemeyer |
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# 04/16/2001 Scott Harrison |
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# 05/03,05/05,05/07 Gerd Kortemeyer |
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# 05/28/2001 Scott Harrison |
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# 06/23,08/07,08/11,8/13,8/17,8/18,8/24,9/26,10/16 Gerd Kortemeyer |
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# 12/04,12/05 Guy Albertelli |
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# 12/05 Gerd Kortemeyer |
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# 12/05 Guy Albertelli |
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# 12/06,12/07 Gerd Kortemeyer |
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# 12/15,12/16 Scott Harrison |
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# 12/25 Gerd Kortemeyer |
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# YEAR=2002 |
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# 1/16,1/17 Scott Harrison |
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# 1/17 Gerd Kortemeyer |
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# |
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### |
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############################################################################### |
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## ## |
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## ORGANIZATION OF THIS PERL MODULE ## |
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## ## |
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## 1. Modules used by this module ## |
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## 2. Various subroutines ## |
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## 3. Publication Step One ## |
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## 4. Phase Two ## |
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## 5. Main Handler ## |
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## ## |
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############################################################################### |
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package Apache::lonpublisher; |
package Apache::lonpublisher; |
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# ------------------------------------------------- modules used by this module |
use strict; |
use strict; |
use Apache::File; |
use Apache::File; |
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use File::Copy; |
use Apache::Constants qw(:common :http :methods); |
use Apache::Constants qw(:common :http :methods); |
use HTML::TokeParser; |
use HTML::LCParser; |
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use Apache::lonxml; |
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use Apache::lonhomework; |
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use Apache::loncacc; |
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use DBI; |
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use Apache::lonnet(); |
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use Apache::loncommon(); |
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my %addid; |
my %addid; |
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my %nokey; |
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my %metadatafields; |
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my %metadatakeys; |
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my $docroot; |
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my $cuname; |
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my $cudom; |
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# ----------------------------------------------- Evaluate string with metadata |
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sub metaeval { |
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my $metastring=shift; |
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my $parser=HTML::LCParser->new(\$metastring); |
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my $token; |
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while ($token=$parser->get_token) { |
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if ($token->[0] eq 'S') { |
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my $entry=$token->[1]; |
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my $unikey=$entry; |
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if (defined($token->[2]->{'package'})) { |
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$unikey.='_package_'.$token->[2]->{'package'}; |
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} |
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if (defined($token->[2]->{'part'})) { |
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$unikey.='_'.$token->[2]->{'part'}; |
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} |
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if (defined($token->[2]->{'id'})) { |
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$unikey.='_'.$token->[2]->{'id'}; |
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} |
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if (defined($token->[2]->{'name'})) { |
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$unikey.='_'.$token->[2]->{'name'}; |
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} |
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foreach (@{$token->[3]}) { |
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$metadatafields{$unikey.'.'.$_}=$token->[2]->{$_}; |
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if ($metadatakeys{$unikey}) { |
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$metadatakeys{$unikey}.=','.$_; |
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} else { |
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$metadatakeys{$unikey}=$_; |
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} |
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} |
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if ($metadatafields{$unikey}) { |
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my $newentry=$parser->get_text('/'.$entry); |
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unless (($metadatafields{$unikey}=~/$newentry/) || |
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($newentry eq '')) { |
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$metadatafields{$unikey}.=', '.$newentry; |
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} |
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} else { |
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$metadatafields{$unikey}=$parser->get_text('/'.$entry); |
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} |
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} |
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} |
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} |
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# -------------------------------------------------------- Read a metadata file |
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sub metaread { |
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my ($logfile,$fn)=@_; |
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unless (-e $fn) { |
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print $logfile 'No file '.$fn."\n"; |
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return '<br><b>No file:</b> <tt>'.$fn.'</tt>'; |
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} |
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print $logfile 'Processing '.$fn."\n"; |
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my $metastring; |
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{ |
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my $metafh=Apache::File->new($fn); |
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$metastring=join('',<$metafh>); |
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} |
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&metaeval($metastring); |
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return '<br><b>Processed file:</b> <tt>'.$fn.'</tt>'; |
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} |
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# ---------------------------- convert 'time' format into a datetime sql format |
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sub sqltime { |
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my $timef=shift @_; |
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my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = |
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localtime($timef); |
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$mon++; $year+=1900; |
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return "$year-$mon-$mday $hour:$min:$sec"; |
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} |
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# --------------------------------------------------------- Various form fields |
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sub textfield { |
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my ($title,$name,$value)=@_; |
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return "\n<p><b>$title:</b><br>". |
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'<input type=text name="'.$name.'" size=80 value="'.$value.'">'; |
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} |
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sub hiddenfield { |
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my ($name,$value)=@_; |
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return "\n".'<input type=hidden name="'.$name.'" value="'.$value.'">'; |
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} |
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sub selectbox { |
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my ($title,$name,$value,$functionref,@idlist)=@_; |
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my $uctitle=uc($title); |
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my $selout="\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:". |
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"</b></font><br />".'<select name="'.$name.'">'; |
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foreach (@idlist) { |
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$selout.='<option value=\''.$_.'\''; |
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if ($_ eq $value) { |
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$selout.=' selected>'.&{$functionref}($_).'</option>'; |
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} |
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else {$selout.='>'.&{$functionref}($_).'</option>';} |
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} |
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return $selout.'</select>'; |
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} |
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# -------------------------------------------------------- Publication Step One |
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sub urlfixup { |
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my ($url,$target)=@_; |
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unless ($url) { return ''; } |
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#javascript code needs no fixing |
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if ($url =~ /^javascript:/i) { return $url; } |
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if ($url =~ /^mailto:/i) { return $url; } |
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#internal document links need no fixing |
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if ($url =~ /^\#/) { return $url; } |
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my ($host)=($url=~/(?:http\:\/\/)*([^\/]+)/); |
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foreach (values %Apache::lonnet::hostname) { |
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if ($_ eq $host) { |
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$url=~s/^http\:\/\///; |
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$url=~s/^$host//; |
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} |
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} |
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if ($url=~/^http\:\/\//) { return $url; } |
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$url=~s/\~$cuname/res\/$cudom\/$cuname/; |
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return $url; |
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} |
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sub absoluteurl { |
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my ($url,$target)=@_; |
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unless ($url) { return ''; } |
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if ($target) { |
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$target=~s/\/[^\/]+$//; |
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$url=&Apache::lonnet::hreflocation($target,$url); |
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} |
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return $url; |
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} |
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sub publish { |
sub publish { |
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my ($source,$target,$style)=@_; |
my ($source,$target,$style)=@_; |
my $logfile; |
my $logfile; |
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my $scrout=''; |
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my $allmeta=''; |
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my $content=''; |
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my %allow=(); |
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undef %allow; |
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unless ($logfile=Apache::File->new('>>'.$source.'.log')) { |
unless ($logfile=Apache::File->new('>>'.$source.'.log')) { |
return 'No write permission to user directory, FAIL'; |
return |
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'<font color=red>No write permission to user directory, FAIL</font>'; |
} |
} |
print $logfile |
print $logfile |
"\n\n================== Publish ".localtime()." =================\n"; |
"\n\n================= Publish ".localtime()." Phase One ================\n"; |
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if (($style eq 'ssi') || ($style eq 'rat')) { |
if (($style eq 'ssi') || ($style eq 'rat')) { |
# ------------------------------------------------------- This needs processing |
# ------------------------------------------------------- This needs processing |
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# ----------------------------------------------------------------- Backup Copy |
my $copyfile=$source.'.save'; |
my $copyfile=$source.'.save'; |
{ |
if (copy($source,$copyfile)) { |
my $org=Apache::File->new($source); |
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my $cop=Apache::File->new('>'.$copyfile); |
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while (my $line=<$org>) { print $cop $line; } |
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} |
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if (-e $copyfile) { |
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print $logfile "Copied original file to ".$copyfile."\n"; |
print $logfile "Copied original file to ".$copyfile."\n"; |
} else { |
} else { |
return "Failed to write backup copy, FAIL"; |
print $logfile "Unable to write backup ".$copyfile.':'.$!."\n"; |
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return "<font color=red>Failed to write backup copy, $!,FAIL</font>"; |
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} |
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# ------------------------------------------------------------- IDs and indices |
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my $maxindex=10; |
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my $maxid=10; |
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my $needsfixup=0; |
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{ |
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my $org=Apache::File->new($source); |
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$content=join('',<$org>); |
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} |
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{ |
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my $parser=HTML::LCParser->new(\$content); |
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my $token; |
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while ($token=$parser->get_token) { |
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if ($token->[0] eq 'S') { |
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my $counter; |
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if ($counter=$addid{$token->[1]}) { |
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if ($counter eq 'id') { |
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if (defined($token->[2]->{'id'})) { |
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$maxid= |
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($token->[2]->{'id'}>$maxid)?$token->[2]->{'id'}:$maxid; |
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} else { |
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$needsfixup=1; |
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} |
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} else { |
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if (defined($token->[2]->{'index'})) { |
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$maxindex= |
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($token->[2]->{'index'}>$maxindex)?$token->[2]->{'index'}:$maxindex; |
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} else { |
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$needsfixup=1; |
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} |
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} |
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} |
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} |
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} |
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} |
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if ($needsfixup) { |
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print $logfile "Needs ID and/or index fixup\n". |
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"Max ID : $maxid (min 10)\n". |
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"Max Index: $maxindex (min 10)\n"; |
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} |
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my $outstring=''; |
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my $parser=HTML::LCParser->new(\$content); |
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$parser->xml_mode(1); |
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my $token; |
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while ($token=$parser->get_token) { |
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if ($token->[0] eq 'S') { |
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my $counter; |
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my $tag=$token->[1]; |
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my $lctag=lc($tag); |
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unless ($lctag eq 'allow') { |
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my %parms=%{$token->[2]}; |
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$counter=$addid{$tag}; |
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if (!$counter) { $counter=$addid{$lctag}; } |
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if ($counter) { |
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if ($counter eq 'id') { |
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unless (defined($parms{'id'})) { |
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$maxid++; |
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$parms{'id'}=$maxid; |
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print $logfile 'ID: '.$tag.':'.$maxid."\n"; |
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} |
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} elsif ($counter eq 'index') { |
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unless (defined($parms{'index'})) { |
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$maxindex++; |
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$parms{'index'}=$maxindex; |
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print $logfile 'Index: '.$tag.':'.$maxindex."\n"; |
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} |
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} |
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} |
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foreach my $type ('src','href','background','bgimg') { |
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foreach my $key (keys(%parms)) { |
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if ($key =~ /^$type$/i) { |
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my $oldurl=$parms{$key}; |
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my $newurl=&urlfixup($oldurl,$target); |
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if ($newurl ne $oldurl) { |
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$parms{$key}=$newurl; |
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print $logfile 'URL: '.$tag.':'.$oldurl.' - '. |
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$newurl."\n"; |
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} |
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if (($newurl !~ /^javascript:/i) && |
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($newurl !~ /^mailto:/i) && |
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($newurl !~ /^http:/i) && |
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($newurl !~ /^\#/)) { |
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$allow{&absoluteurl($newurl,$target)}=1; |
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} |
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} |
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last; |
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} |
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} |
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if ($lctag eq 'applet') { |
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my $codebase=''; |
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if (defined($parms{'codebase'})) { |
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my $oldcodebase=$parms{'codebase'}; |
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unless ($oldcodebase=~/\/$/) { |
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$oldcodebase.='/'; |
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} |
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$codebase=&urlfixup($oldcodebase,$target); |
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$codebase=~s/\/$//; |
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if ($codebase ne $oldcodebase) { |
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$parms{'codebase'}=$codebase; |
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print $logfile 'URL codebase: '.$tag.':'. |
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$oldcodebase.' - '. |
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$codebase."\n"; |
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} |
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$allow{&absoluteurl($codebase,$target).'/*'}=1; |
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} else { |
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foreach ('archive','code','object') { |
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if (defined($parms{$_})) { |
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my $oldurl=$parms{$_}; |
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my $newurl=&urlfixup($oldurl,$target); |
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$newurl=~s/\/[^\/]+$/\/\*/; |
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print $logfile 'Allow: applet '.$_.':'. |
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$oldurl.' allows '. |
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$newurl."\n"; |
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$allow{&absoluteurl($newurl,$target)}=1; |
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} |
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} |
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} |
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} |
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my $newparmstring=''; |
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my $endtag=''; |
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foreach (keys %parms) { |
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if ($_ eq '/') { |
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$endtag=' /'; |
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} else { |
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my $quote=($parms{$_}=~/\"/?"'":'"'); |
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$newparmstring.=' '.$_.'='.$quote.$parms{$_}.$quote; |
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} |
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} |
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if (!$endtag) { if ($token->[4]=~m:/>$:) { $endtag=' /'; }; } |
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$outstring.='<'.$tag.$newparmstring.$endtag.'>'; |
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} else { |
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$allow{$token->[2]->{'src'}}=1; |
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} |
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} elsif ($token->[0] eq 'E') { |
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if ($token->[2]) { |
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unless ($token->[1] eq 'allow') { |
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$outstring.='</'.$token->[1].'>'; |
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} |
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} |
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} else { |
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$outstring.=$token->[1]; |
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} |
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} |
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# ------------------------------------------------------------ Construct Allows |
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$scrout.='<h3>Dependencies</h3>'; |
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my $allowstr=''; |
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foreach (sort(keys(%allow))) { |
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my $thisdep=$_; |
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if ($thisdep !~ /[^\s]/) { next; } |
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unless ($style eq 'rat') { |
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$allowstr.="\n".'<allow src="'.$thisdep.'" />'; |
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} |
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$scrout.='<br>'; |
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unless ($thisdep=~/\*/) { |
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$scrout.='<a href="'.$thisdep.'">'; |
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} |
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$scrout.='<tt>'.$thisdep.'</tt>'; |
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unless ($thisdep=~/\*/) { |
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$scrout.='</a>'; |
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if ( |
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&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.'/'. |
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$thisdep.'.meta') eq '-1') { |
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$scrout.= |
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' - <font color=red>Currently not available</font>'; |
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} else { |
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my %temphash=(&Apache::lonnet::declutter($target).'___'. |
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&Apache::lonnet::declutter($thisdep).'___usage' |
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=> time); |
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$thisdep=~/^\/res\/(\w+)\/(\w+)\//; |
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if ((defined($1)) && (defined($2))) { |
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&Apache::lonnet::put('resevaldata',\%temphash,$1,$2); |
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} |
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} |
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} |
} |
} |
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$allowstr=~s/\n+/\n/g; |
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$outstring=~s/(\<\/[^\>]+\>\s*)$/$allowstr$1/s; |
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#Encode any High ASCII characters |
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$outstring=&HTML::Entities::encode($outstring,"\200-\377"); |
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# ------------------------------------------------------------- Write modified |
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{ |
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my $org; |
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unless ($org=Apache::File->new('>'.$source)) { |
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print $logfile "No write permit to $source\n"; |
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return |
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"<font color=red>No write permission to $source, FAIL</font>"; |
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} |
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print $org $outstring; |
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} |
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$content=$outstring; |
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if ($needsfixup) { |
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print $logfile "End of ID and/or index fixup\n". |
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"Max ID : $maxid (min 10)\n". |
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"Max Index: $maxindex (min 10)\n"; |
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} else { |
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print $logfile "Does not need ID and/or index fixup\n"; |
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} |
} |
} |
my $version=''; |
# --------------------------------------------- Initial step done, now metadata |
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# ---------------------------------------- Storage for metadata keys and fields |
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%metadatafields=(); |
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%metadatakeys=(); |
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my %oldparmstores=(); |
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$scrout.='<h3>Metadata Information</h3>'; |
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# ------------------------------------------------ First, check out environment |
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unless (-e $source.'.meta') { |
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$metadatafields{'author'}=$ENV{'environment.firstname'}.' '. |
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$ENV{'environment.middlename'}.' '. |
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$ENV{'environment.lastname'}.' '. |
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$ENV{'environment.generation'}; |
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$metadatafields{'author'}=~s/\s+/ /g; |
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$metadatafields{'author'}=~s/\s+$//; |
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$metadatafields{'owner'}=$cuname.'@'.$cudom; |
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# ------------------------------------------------ Check out directory hierachy |
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my $thisdisfn=$source; |
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$thisdisfn=~s/^\/home\/$cuname\///; |
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my @urlparts=split(/\//,$thisdisfn); |
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$#urlparts--; |
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my $currentpath='/home/'.$cuname.'/'; |
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foreach (@urlparts) { |
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$currentpath.=$_.'/'; |
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$scrout.=&metaread($logfile,$currentpath.'default.meta'); |
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} |
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# ------------------- Clear out parameters and stores (there should not be any) |
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foreach (keys %metadatafields) { |
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if (($_=~/^parameter/) || ($_=~/^stores/)) { |
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delete $metadatafields{$_}; |
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} |
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} |
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} else { |
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# ---------------------- Read previous metafile, remember parameters and stores |
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$scrout.=&metaread($logfile,$source.'.meta'); |
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foreach (keys %metadatafields) { |
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if (($_=~/^parameter/) || ($_=~/^stores/)) { |
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$oldparmstores{$_}=1; |
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delete $metadatafields{$_}; |
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} |
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} |
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} |
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# -------------------------------------------------- Parse content for metadata |
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if ($style eq 'ssi') { |
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my $oldenv=$ENV{'request.uri'}; |
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$ENV{'request.uri'}=$target; |
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$allmeta=Apache::lonxml::xmlparse('meta',$content); |
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$ENV{'request.uri'}=$oldenv; |
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&metaeval($allmeta); |
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} |
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# ---------------- Find and document discrepancies in the parameters and stores |
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my $chparms=''; |
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foreach (sort keys %metadatafields) { |
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if (($_=~/^parameter/) || ($_=~/^stores/)) { |
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unless ($_=~/\.\w+$/) { |
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unless ($oldparmstores{$_}) { |
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print $logfile 'New: '.$_."\n"; |
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$chparms.=$_.' '; |
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} |
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} |
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} |
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} |
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if ($chparms) { |
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$scrout.='<p><b>New parameters or stored values:</b> '. |
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$chparms; |
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} |
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$chparms=''; |
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foreach (sort keys %oldparmstores) { |
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if (($_=~/^parameter/) || ($_=~/^stores/)) { |
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unless (($metadatafields{$_.'.name'}) || |
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($metadatafields{$_.'.package'}) || ($_=~/\.\w+$/)) { |
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print $logfile 'Obsolete: '.$_."\n"; |
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$chparms.=$_.' '; |
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} |
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} |
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} |
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if ($chparms) { |
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$scrout.='<p><b>Obsolete parameters or stored values:</b> '. |
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$chparms; |
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} |
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|
# ------------------------------------------------------- Now have all metadata |
|
|
|
$scrout.= |
|
'<form name="pubform" action="/adm/publish" method="post">'. |
|
'<p><input type="submit" value="Finalize Publication" /></p>'. |
|
&hiddenfield('phase','two'). |
|
&hiddenfield('filename',$ENV{'form.filename'}). |
|
&hiddenfield('allmeta',&Apache::lonnet::escape($allmeta)). |
|
&hiddenfield('dependencies',join(',',keys %allow)). |
|
&textfield('Title','title',$metadatafields{'title'}). |
|
&textfield('Author(s)','author',$metadatafields{'author'}). |
|
&textfield('Subject','subject',$metadatafields{'subject'}); |
|
|
|
# --------------------------------------------------- Scan content for keywords |
|
|
|
my $keywordout=<<"END"; |
|
<script> |
|
function checkAll(field) |
|
{ |
|
for (i = 0; i < field.length; i++) |
|
field[i].checked = true ; |
|
} |
|
|
|
function uncheckAll(field) |
|
{ |
|
for (i = 0; i < field.length; i++) |
|
field[i].checked = false ; |
|
} |
|
</script> |
|
<p><b>Keywords:</b> |
|
<input type="button" value="check all" onclick="javascript:checkAll(document.pubform.keywords)"> |
|
<input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.pubform.keywords)"> |
|
<br /> |
|
END |
|
$keywordout.='<table border=2><tr>'; |
|
my $colcount=0; |
|
my %keywords=(); |
|
|
|
if (length($content)<500000) { |
|
my $textonly=$content; |
|
$textonly=~s/\<script[^\<]+\<\/script\>//g; |
|
$textonly=~s/\<m\>[^\<]+\<\/m\>//g; |
|
$textonly=~s/\<[^\>]*\>//g; |
|
$textonly=~tr/A-Z/a-z/; |
|
$textonly=~s/[\$\&][a-z]\w*//g; |
|
$textonly=~s/[^a-z\s]//g; |
|
|
|
foreach ($textonly=~m/(\w+)/g) { |
|
unless ($nokey{$_}) { |
|
$keywords{$_}=1; |
|
} |
|
} |
|
} |
|
|
|
|
|
foreach (split(/\W+/,$metadatafields{'keywords'})) { |
|
$keywords{$_}=1; |
|
} |
|
|
|
foreach (sort keys %keywords) { |
|
$keywordout.='<td><input type=checkbox name="keywords" value="'.$_.'"'; |
|
if ($metadatafields{'keywords'}) { |
|
if ($metadatafields{'keywords'}=~/$_/) { |
|
$keywordout.=' checked'; |
|
} |
|
} elsif (&Apache::loncommon::keyword($_)) { |
|
$keywordout.=' checked'; |
|
} |
|
$keywordout.='>'.$_.'</td>'; |
|
if ($colcount>10) { |
|
$keywordout.="</tr><tr>\n"; |
|
$colcount=0; |
|
} |
|
$colcount++; |
|
} |
|
|
|
$keywordout.='</tr></table>'; |
|
|
|
$scrout.=$keywordout; |
|
|
|
$scrout.=&textfield('Additional Keywords','addkey',''); |
|
|
|
$scrout.=&textfield('Notes','notes',$metadatafields{'notes'}); |
|
|
|
$scrout.= |
|
'<p><b>Abstract:</b><br><textarea cols=80 rows=5 name=abstract>'. |
|
$metadatafields{'abstract'}.'</textarea>'; |
|
|
|
$source=~/\.(\w+)$/; |
|
|
|
$scrout.=&hiddenfield('mime',$1); |
|
|
|
$scrout.=&selectbox('Language','language', |
|
$metadatafields{'language'}, |
|
\&Apache::loncommon::languagedescription, |
|
(&Apache::loncommon::languageids), |
|
); |
|
|
|
unless ($metadatafields{'creationdate'}) { |
|
$metadatafields{'creationdate'}=time; |
|
} |
|
$scrout.=&hiddenfield('creationdate',$metadatafields{'creationdate'}); |
|
|
|
$scrout.=&hiddenfield('lastrevisiondate',time); |
|
|
|
|
|
$scrout.=&textfield('Publisher/Owner','owner', |
|
$metadatafields{'owner'}); |
|
# --------------------------------------------------- Correct copyright for rat |
|
if ($style eq 'rat') { |
|
if ($metadatafields{'copyright'} eq 'public') { |
|
delete $metadatafields{'copyright'}; |
|
} |
|
$scrout.=&selectbox('Copyright/Distribution','copyright', |
|
$metadatafields{'copyright'}, |
|
\&Apache::loncommon::copyrightdescription, |
|
(grep !/^public$/,(&Apache::loncommon::copyrightids))); |
|
} |
|
else { |
|
$scrout.=&selectbox('Copyright/Distribution','copyright', |
|
$metadatafields{'copyright'}, |
|
\&Apache::loncommon::copyrightdescription, |
|
(&Apache::loncommon::copyrightids)); |
|
} |
|
return $scrout. |
|
'<p><input type="submit" value="Finalize Publication" /></p></form>'; |
|
} |
|
|
|
# -------------------------------------------------------- Publication Step Two |
|
|
|
sub phasetwo { |
|
|
|
my ($source,$target,$style,$distarget)=@_; |
|
my $logfile; |
|
my $scrout=''; |
|
unless ($logfile=Apache::File->new('>>'.$source.'.log')) { |
|
return |
|
'<font color=red>No write permission to user directory, FAIL</font>'; |
|
} |
|
print $logfile |
|
"\n================= Publish ".localtime()." Phase Two ================\n"; |
|
|
|
%metadatafields=(); |
|
%metadatakeys=(); |
|
|
|
&metaeval(&Apache::lonnet::unescape($ENV{'form.allmeta'})); |
|
|
|
$metadatafields{'title'}=$ENV{'form.title'}; |
|
$metadatafields{'author'}=$ENV{'form.author'}; |
|
$metadatafields{'subject'}=$ENV{'form.subject'}; |
|
$metadatafields{'notes'}=$ENV{'form.notes'}; |
|
$metadatafields{'abstract'}=$ENV{'form.abstract'}; |
|
$metadatafields{'mime'}=$ENV{'form.mime'}; |
|
$metadatafields{'language'}=$ENV{'form.language'}; |
|
$metadatafields{'creationdate'}=$ENV{'form.creationdate'}; |
|
$metadatafields{'lastrevisiondate'}=$ENV{'form.lastrevisiondate'}; |
|
$metadatafields{'owner'}=$ENV{'form.owner'}; |
|
$metadatafields{'copyright'}=$ENV{'form.copyright'}; |
|
$metadatafields{'dependencies'}=$ENV{'form.dependencies'}; |
|
|
|
my $allkeywords=$ENV{'form.addkey'}; |
|
if (exists($ENV{'form.keywords'}) && (ref($ENV{'form.keywords'}))) { |
|
my @Keywords = @{$ENV{'form.keywords'}}; |
|
foreach (@Keywords) { |
|
$allkeywords.=','.$_; |
|
} |
|
} |
|
$allkeywords=~s/\W+/\,/; |
|
$allkeywords=~s/^\,//; |
|
$metadatafields{'keywords'}=$allkeywords; |
|
|
|
{ |
|
print $logfile "\nWrite metadata file for ".$source; |
|
my $mfh; |
|
unless ($mfh=Apache::File->new('>'.$source.'.meta')) { |
|
return |
|
'<font color=red>Could not write metadata, FAIL</font>'; |
|
} |
|
foreach (sort keys %metadatafields) { |
|
unless ($_=~/\./) { |
|
my $unikey=$_; |
|
$unikey=~/^([A-Za-z]+)/; |
|
my $tag=$1; |
|
$tag=~tr/A-Z/a-z/; |
|
print $mfh "\n\<$tag"; |
|
foreach (split(/\,/,$metadatakeys{$unikey})) { |
|
my $value=$metadatafields{$unikey.'.'.$_}; |
|
$value=~s/\"/\'\'/g; |
|
print $mfh ' '.$_.'="'.$value.'"'; |
|
} |
|
print $mfh '>'. |
|
&HTML::Entities::encode($metadatafields{$unikey}) |
|
.'</'.$tag.'>'; |
|
} |
|
} |
|
$scrout.='<p>Wrote Metadata'; |
|
print $logfile "\nWrote metadata"; |
|
} |
|
|
|
# -------------------------------- Synchronize entry with SQL metadata database |
|
my $warning; |
|
|
|
unless ($metadatafields{'copyright'} eq 'priv') { |
|
|
|
my $dbh; |
|
{ |
|
unless ( |
|
$dbh = DBI->connect("DBI:mysql:loncapa","www", |
|
$Apache::lonnet::perlvar{'lonSqlAccess'},{ RaiseError =>0,PrintError=>0}) |
|
) { |
|
$warning='<font color=red>WARNING: Cannot connect to '. |
|
'database!</font>'; |
|
} |
|
else { |
|
my %sqldatafields; |
|
$sqldatafields{'url'}=$distarget; |
|
my $sth=$dbh->prepare( |
|
'delete from metadata where url like binary'. |
|
'"'.$sqldatafields{'url'}.'"'); |
|
$sth->execute(); |
|
foreach ('title','author','subject','keywords','notes','abstract', |
|
'mime','language','creationdate','lastrevisiondate','owner', |
|
'copyright') { |
|
my $field=$metadatafields{$_}; $field=~s/\"/\'\'/g; |
|
$sqldatafields{$_}=$field; |
|
} |
|
|
|
$sth=$dbh->prepare('insert into metadata values ('. |
|
'"'.delete($sqldatafields{'title'}).'"'.','. |
|
'"'.delete($sqldatafields{'author'}).'"'.','. |
|
'"'.delete($sqldatafields{'subject'}).'"'.','. |
|
'"'.delete($sqldatafields{'url'}).'"'.','. |
|
'"'.delete($sqldatafields{'keywords'}).'"'.','. |
|
'"'.'current'.'"'.','. |
|
'"'.delete($sqldatafields{'notes'}).'"'.','. |
|
'"'.delete($sqldatafields{'abstract'}).'"'.','. |
|
'"'.delete($sqldatafields{'mime'}).'"'.','. |
|
'"'.delete($sqldatafields{'language'}).'"'.','. |
|
'"'. |
|
sqltime(delete($sqldatafields{'creationdate'})) |
|
.'"'.','. |
|
'"'. |
|
sqltime(delete( |
|
$sqldatafields{'lastrevisiondate'})).'"'.','. |
|
'"'.delete($sqldatafields{'owner'}).'"'.','. |
|
'"'.delete( |
|
$sqldatafields{'copyright'}).'"'.')'); |
|
$sth->execute(); |
|
$dbh->disconnect; |
|
$scrout.='<p>Synchronized SQL metadata database'; |
|
print $logfile "\nSynchronized SQL metadata database"; |
|
} |
|
} |
|
|
|
} else { |
|
$scrout.='<p>Private Publication - did not synchronize database'; |
|
print $logfile "\nPrivate: Did not synchronize data into ". |
|
"SQL metadata database"; |
|
} |
|
# ----------------------------------------------------------- Copy old versions |
|
|
return 'Version '.$version.', SUCCESS'; |
if (-e $target) { |
|
my $filename; |
|
my $maxversion=0; |
|
$target=~/(.*)\/([^\/]+)\.(\w+)$/; |
|
my $srcf=$2; |
|
my $srct=$3; |
|
my $srcd=$1; |
|
unless ($srcd=~/^\/home\/httpd\/html\/res/) { |
|
print $logfile "\nPANIC: Target dir is ".$srcd; |
|
return "<font color=red>Invalid target directory, FAIL</font>"; |
|
} |
|
opendir(DIR,$srcd); |
|
while ($filename=readdir(DIR)) { |
|
if ($filename=~/$srcf\.(\d+)\.$srct$/) { |
|
$maxversion=($1>$maxversion)?$1:$maxversion; |
|
} |
|
} |
|
closedir(DIR); |
|
$maxversion++; |
|
$scrout.='<p>Creating old version '.$maxversion; |
|
print $logfile "\nCreating old version ".$maxversion; |
|
|
|
my $copyfile=$srcd.'/'.$srcf.'.'.$maxversion.'.'.$srct; |
|
|
|
if (copy($target,$copyfile)) { |
|
print $logfile "Copied old target to ".$copyfile."\n"; |
|
$scrout.='<p>Copied old target file'; |
|
} else { |
|
print $logfile "Unable to write ".$copyfile.':'.$!."\n"; |
|
return "<font color=red>Failed to copy old target, $!, FAIL</font>"; |
|
} |
|
|
|
# --------------------------------------------------------------- Copy Metadata |
|
|
|
$copyfile=$copyfile.'.meta'; |
|
|
|
if (copy($target.'.meta',$copyfile)) { |
|
print $logfile "Copied old target metadata to ".$copyfile."\n"; |
|
$scrout.='<p>Copied old metadata'; |
|
} else { |
|
print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n"; |
|
if (-e $target.'.meta') { |
|
return |
|
"<font color=red>Failed to write old metadata copy, $!, FAIL</font>"; |
|
} |
|
} |
|
|
|
|
|
} else { |
|
$scrout.='<p>Initial version'; |
|
print $logfile "\nInitial version"; |
|
} |
|
|
|
# ---------------------------------------------------------------- Write Source |
|
my $copyfile=$target; |
|
|
|
my @parts=split(/\//,$copyfile); |
|
my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]"; |
|
|
|
my $count; |
|
for ($count=5;$count<$#parts;$count++) { |
|
$path.="/$parts[$count]"; |
|
if ((-e $path)!=1) { |
|
print $logfile "\nCreating directory ".$path; |
|
$scrout.='<p>Created directory '.$parts[$count]; |
|
mkdir($path,0777); |
|
} |
|
} |
|
|
|
if (copy($source,$copyfile)) { |
|
print $logfile "Copied original source to ".$copyfile."\n"; |
|
$scrout.='<p>Copied source file'; |
|
} else { |
|
print $logfile "Unable to write ".$copyfile.':'.$!."\n"; |
|
return "<font color=red>Failed to copy source, $!, FAIL</font>"; |
|
} |
|
|
|
# --------------------------------------------------------------- Copy Metadata |
|
|
|
$copyfile=$copyfile.'.meta'; |
|
|
|
if (copy($source.'.meta',$copyfile)) { |
|
print $logfile "Copied original metadata to ".$copyfile."\n"; |
|
$scrout.='<p>Copied metadata'; |
|
} else { |
|
print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n"; |
|
return |
|
"<font color=red>Failed to write metadata copy, $!, FAIL</font>"; |
|
} |
|
|
|
# --------------------------------------------------- Send update notifications |
|
|
|
{ |
|
|
|
my $filename; |
|
|
|
$target=~/(.*)\/([^\/]+)$/; |
|
my $srcf=$2; |
|
opendir(DIR,$1); |
|
while ($filename=readdir(DIR)) { |
|
if ($filename=~/$srcf\.(\w+)$/) { |
|
my $subhost=$1; |
|
if ($subhost ne 'meta') { |
|
$scrout.='<p>Notifying host '.$subhost.':'; |
|
print $logfile "\nNotifying host '.$subhost.':'"; |
|
my $reply=&Apache::lonnet::critical('update:'.$target,$subhost); |
|
$scrout.=$reply; |
|
print $logfile $reply; |
|
} |
|
} |
|
} |
|
closedir(DIR); |
|
|
|
} |
|
|
|
# ---------------------------------------- Send update notifications, meta only |
|
|
|
{ |
|
|
|
my $filename; |
|
|
|
$target=~/(.*)\/([^\/]+)$/; |
|
my $srcf=$2.'.meta'; |
|
opendir(DIR,$1); |
|
while ($filename=readdir(DIR)) { |
|
if ($filename=~/$srcf\.(\w+)$/) { |
|
my $subhost=$1; |
|
if ($subhost ne 'meta') { |
|
$scrout.= |
|
'<p>Notifying host for metadata only '.$subhost.':'; |
|
print $logfile |
|
"\nNotifying host for metadata only '.$subhost.':'"; |
|
my $reply=&Apache::lonnet::critical( |
|
'update:'.$target.'.meta',$subhost); |
|
$scrout.=$reply; |
|
print $logfile $reply; |
|
} |
|
} |
|
} |
|
closedir(DIR); |
|
|
|
} |
|
|
|
# ------------------------------------------------ Provide link to new resource |
|
|
|
my $thisdistarget=$target; |
|
$thisdistarget=~s/^$docroot//; |
|
|
|
my $thissrc=$source; |
|
$thissrc=~s/^\/home\/(\w+)\/public_html/\/priv\/$1/; |
|
|
|
my $thissrcdir=$thissrc; |
|
$thissrcdir=~s/\/[^\/]+$/\//; |
|
|
|
|
|
return $warning.$scrout. |
|
'<hr><a href="'.$thisdistarget.'"><font size=+2>View Published Version</font></a>'. |
|
'<p><a href="'.$thissrc.'"><font size=+2>Back to Source</font></a>'. |
|
'<p><a href="'.$thissrcdir. |
|
'"><font size=+2>Back to Source Directory</font></a>'; |
|
|
} |
} |
|
|
# ================================================================ Main Handler |
# ================================================================ Main Handler |
Line 56 sub handler {
|
Line 988 sub handler {
|
return OK; |
return OK; |
} |
} |
|
|
|
# Get query string for limited number of parameters |
|
|
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['filename']); |
|
|
# -------------------------------------------------------------- Check filename |
# -------------------------------------------------------------- Check filename |
|
|
my $fn=$ENV{'form.filename'}; |
my $fn=$ENV{'form.filename'}; |
|
|
|
|
unless ($fn) { |
unless ($fn) { |
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. |
$r->log_reason($cuname.' at '.$cudom. |
' trying to publish empty filename', $r->filename); |
' trying to publish empty filename', $r->filename); |
return HTTP_NOT_FOUND; |
return HTTP_NOT_FOUND; |
} |
} |
|
|
$fn=~s/^http\:\/\/[^\/]+\/\~(\w+)/\/home\/$1\/public_html/; |
($cuname,$cudom)= |
|
&Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain')); |
|
unless (($cuname) && ($cudom)) { |
|
$r->log_reason($cuname.' at '.$cudom. |
|
' trying to publish file '.$ENV{'form.filename'}. |
|
' ('.$fn.') - not authorized', |
|
$r->filename); |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
unless (&Apache::lonnet::homeserver($cuname,$cudom) |
|
eq $r->dir_config('lonHostID')) { |
|
$r->log_reason($cuname.' at '.$cudom. |
|
' trying to publish file '.$ENV{'form.filename'}. |
|
' ('.$fn.') - not homeserver ('. |
|
&Apache::lonnet::homeserver($cuname,$cudom).')', |
|
$r->filename); |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
$fn=~s/^http\:\/\/[^\/]+//; |
|
$fn=~s/^\/\~(\w+)/\/home\/$1\/public_html/; |
|
|
my $targetdir=''; |
my $targetdir=''; |
my $docroot=$r->dir_config('lonDocRoot'); |
$docroot=$r->dir_config('lonDocRoot'); |
if ($1 ne $ENV{'user.name'}) { |
if ($1 ne $cuname) { |
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. |
$r->log_reason($cuname.' at '.$cudom. |
' trying to publish unowned file '.$ENV{'form.filename'}. |
' trying to publish unowned file '.$ENV{'form.filename'}. |
' ('.$fn.')', |
' ('.$fn.')', |
$r->filename); |
$r->filename); |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} else { |
} else { |
$targetdir=$docroot.'/res/'.$ENV{'user.domain'}; |
$targetdir=$docroot.'/res/'.$cudom; |
} |
} |
|
|
|
|
unless (-e $fn) { |
unless (-e $fn) { |
$r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. |
$r->log_reason($cuname.' at '.$cudom. |
' trying to publish non-existing file '.$ENV{'form.filename'}. |
' trying to publish non-existing file '.$ENV{'form.filename'}. |
' ('.$fn.')', |
' ('.$fn.')', |
$r->filename); |
$r->filename); |
return HTTP_NOT_FOUND; |
return HTTP_NOT_FOUND; |
} |
} |
|
|
|
unless ($ENV{'form.phase'} eq 'two') { |
|
|
# --------------------------------- File is there and owned, init lookup tables |
# --------------------------------- File is there and owned, init lookup tables |
|
|
%addid=(); |
%addid=(); |
Line 99 sub handler {
|
Line 1060 sub handler {
|
$addid{$1}=$2; |
$addid{$1}=$2; |
} |
} |
} |
} |
|
|
|
%nokey=(); |
|
|
|
{ |
|
my $fh=Apache::File->new($r->dir_config('lonIncludes').'/un_keyword.tab'); |
|
while (<$fh>) { |
|
my $word=$_; |
|
chomp($word); |
|
$nokey{$word}=1; |
|
} |
|
} |
|
|
|
} |
|
|
# ----------------------------------------------------------- Start page output |
# ----------------------------------------------------------- Start page output |
|
|
$r->content_type('text/html'); |
$r->content_type('text/html'); |
$r->send_http_header; |
$r->send_http_header; |
|
|
$r->print('<html><head><title>LON-CAPA Publishing</title></head>'); |
$r->print('<html><head><title>LON-CAPA Publishing</title></head>'); |
$r->print('<body bgcolor="#FFFFFF">'); |
$r->print( |
|
'<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>'); |
my $thisfn=$fn; |
my $thisfn=$fn; |
|
|
# ------------------------------------------------------------- Individual file |
# ------------------------------------------------------------- Individual file |
{ |
{ |
$thisfn=~/\.(\w+)$/; |
$thisfn=~/\.(\w+)$/; |
my $thistype=$1; |
my $thistype=$1; |
my $thisembstyle=&Apache::lonnet::fileembstyle($thistype); |
my $thisembstyle=&Apache::loncommon::fileembstyle($thistype); |
|
|
my $thistarget=$thisfn; |
my $thistarget=$thisfn; |
|
|
Line 123 sub handler {
|
Line 1099 sub handler {
|
$thisdistarget=~s/^$docroot//; |
$thisdistarget=~s/^$docroot//; |
|
|
my $thisdisfn=$thisfn; |
my $thisdisfn=$thisfn; |
$thisdisfn=~s/^\/home\/$ENV{'user.name'}\/public_html\///; |
$thisdisfn=~s/^\/home\/$cuname\/public_html\///; |
|
|
$r->print('<h2>Publishing '. |
$r->print('<h2>Publishing '. |
&Apache::lonnet::filedescription($thistype).' <tt>'. |
&Apache::loncommon::filedescription($thistype).' <tt>'. |
$thisdisfn.'</tt></h2><b>Target:</b> <tt>'.$thisdistarget.'</tt><p>'); |
$thisdisfn.'</tt></h2><b>Target:</b> <tt>'.$thisdistarget.'</tt><p>'); |
|
|
|
if (($cuname ne $ENV{'user.name'}) || ($cudom ne $ENV{'user.domain'})) { |
|
$r->print('<h3><font color=red>Co-Author: '.$cuname.' at '.$cudom. |
|
'</font></h3>'); |
|
} |
|
|
|
if (&Apache::loncommon::fileembstyle($thistype) eq 'ssi') { |
|
$r->print('<br><a href="/adm/diff?filename=/~'.$cuname.'/'. |
|
$thisdisfn. |
|
'&versionone=priv" target=cat>Diffs with Current Version</a><p>'); |
|
} |
|
|
# ------------ We are publishing from $thisfn to $thistarget with $thisembstyle |
# ------------ We are publishing from $thisfn to $thistarget with $thisembstyle |
|
|
$r->print('<b>Result:</b> '.&publish($thisfn,$thistarget,$thisembstyle)); |
unless ($ENV{'form.phase'} eq 'two') { |
|
$r->print( |
} |
'<hr>'.&publish($thisfn,$thistarget,$thisembstyle)); |
|
} else { |
|
$r->print( |
|
'<hr>'.&phasetwo($thisfn,$thistarget,$thisembstyle,$thisdistarget)); |
|
} |
|
|
|
} |
$r->print('</body></html>'); |
$r->print('</body></html>'); |
|
|
return OK; |
return OK; |
Line 143 sub handler {
|
Line 1135 sub handler {
|
1; |
1; |
__END__ |
__END__ |
|
|
|
=head1 NAME |
|
|
|
Apache::lonpublisher - Publication Handler |
|
|
|
=head1 SYNOPSIS |
|
|
|
Invoked by /etc/httpd/conf/srm.conf: |
|
|
|
<Location /adm/publish> |
|
PerlAccessHandler Apache::lonacc |
|
SetHandler perl-script |
|
PerlHandler Apache::lonpublisher |
|
ErrorDocument 403 /adm/login |
|
ErrorDocument 404 /adm/notfound.html |
|
ErrorDocument 406 /adm/unauthorized.html |
|
ErrorDocument 500 /adm/errorhandler |
|
</Location> |
|
|
|
=head1 INTRODUCTION |
|
|
|
This module publishes a file. This involves gathering metadata, |
|
versioning the file, copying file from construction space to |
|
publication space, and copying metadata from construction space |
|
to publication space. |
|
|
|
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 * |
|
|
|
Check filename |
|
|
|
=item * |
|
|
|
File is there and owned, init lookup tables |
|
|
|
=item * |
|
|
|
Start page output |
|
|
|
=item * |
|
|
|
Individual file |
|
|
|
=item * |
|
|
|
publish from $thisfn to $thistarget with $thisembstyle |
|
|
|
=back |
|
|
|
=head1 OTHER SUBROUTINES |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
metaeval() : Evaluate string with metadata |
|
|
|
=item * |
|
|
|
metaread() : Read a metadata file |
|
|
|
=item * |
|
|
|
sqltime() : convert 'time' format into a datetime sql format |
|
|
|
=item * |
|
|
|
textfield() : form field |
|
|
|
=item * |
|
|
|
hiddenfield() : form field |
|
|
|
=item * |
|
|
|
selectbox() : form field |
|
|
|
=item * |
|
|
|
urlfixup() : fixup URL (Publication Step One) |
|
|
|
=item * |
|
|
|
publish() : publish (Publication Step One) |
|
|
|
=item * |
|
|
|
phasetwo() : render second interface showing status of publication steps |
|
(Publication Step Two) |
|
|
|
=back |
|
|
|
=cut |