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#!/usr/bin/perl |
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# Copyright 2012 Tamil s.a.r.l. |
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# |
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# This file is part of Koha. |
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# |
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# Koha is free software; you can redistribute it and/or modify it under the |
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# terms of the GNU General Public License as published by the Free Software |
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# Foundation; either version 2 of the License, or (at your option) any later |
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# version. |
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# |
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY |
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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# A PARTICULAR PURPOSE. See the 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 along |
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# with Koha; if not, write to the Free Software Foundation, Inc., |
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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use 5.010; |
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use utf8; |
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use strict; |
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use warnings; |
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use Pod::Usage; |
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use Getopt::Long; |
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use C4::Context; |
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use C4::Biblio; |
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use AnyEvent; |
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use AnyEvent::HTTP; |
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my ($verbose, $help, $html) = (0, 0, 0); |
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my ($host, $host_pro) = ('', ''); |
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my ($timeout, $maxconn) = (10, 200); |
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my $uriedit = "/cgi-bin/koha/cataloguing/addbiblio.pl?biblionumber="; |
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GetOptions( |
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'verbose' => \$verbose, |
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'html' => \$html, |
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'help' => \$help, |
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'host=s' => \$host, |
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'host-pro=s' => \$host_pro, |
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'timeout=i' => \$timeout, |
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'maxconn=i' => \$maxconn, |
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); |
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sub usage { |
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pod2usage( -verbose => 2 ); |
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exit; |
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} |
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sub bibediturl { |
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my $biblionumber = shift; |
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my $html = "<a href=\"$host_pro$uriedit$biblionumber\">$biblionumber</a>"; |
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return $html; |
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} |
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# Check all URLs from all current Koha biblio records |
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sub check_all_url { |
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my $sth = C4::Context->dbh->prepare( |
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"SELECT biblionumber FROM biblioitems WHERE url <> ''" ); |
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$sth->execute; |
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if ( $html ) { |
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print <<EOS; |
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<html> |
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<body> |
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<table> |
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EOS |
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} |
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my $countconn = 0; |
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my $cv = AnyEvent->condvar; |
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my $idle = AnyEvent->idle( |
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cb => sub { |
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return if $countconn > $maxconn; |
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while ( my ($biblionumber) = $sth->fetchrow ) { |
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my $record = GetMarcBiblio( $biblionumber ); |
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next unless $record->field('856'); |
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foreach my $field ( $record->field('856') ) { |
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my $url = $field->subfield('u'); |
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next unless $url; |
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$url = "$host/$url" unless $url =~ /^http/; |
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$countconn++; |
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http_request( |
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HEAD => $url, |
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headers => { 'user-agent' => 'Mozilla/5.0 (compatible; U; Koha checkurl)' }, |
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timeout => $timeout, |
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sub { |
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my ($body, $hdr) = @_; |
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#say "HEAD found $url"; |
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$countconn--; |
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if ( $hdr->{Status} !~ /^2/ || $verbose) { # OK |
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print $html |
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? "<tr>\n<td><a href=\"" . |
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$host_pro . $uriedit . $biblionumber. |
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"\">$biblionumber</a>" . |
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"</td>\n<td>" . $url . "</td>\n<td>" . |
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"$hdr->{Status} $hdr->{Reason}</td>\n</tr>\n\n" |
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: "$biblionumber\t" . $url . "\t" . |
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"$hdr->{Status} $hdr->{Reason} \n"; |
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} |
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} |
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); |
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} |
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return; |
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} |
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$cv->send; |
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} |
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); |
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$cv->recv; |
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print "</table>\n</body>\n</html>\n" if $html; |
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} |
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# BEGIN |
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usage() if $help; |
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if ( $html && !$host_pro ) { |
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if ( $host ) { |
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$host_pro = $host; |
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} |
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else { |
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print "Error: host-pro parameter or host must be provided in html mode\n"; |
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exit; |
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} |
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} |
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check_all_url(); |
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=head1 NAME |
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checkurl - Check URLs from 856$u field. |
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=head1 USAGE |
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=over |
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=item checkurl [--verbose|--help] [--host=http://default.tld] |
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Scan all URLs found in 856$u of bib records and display if resources are |
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available or not. HTTP requests are sent in parallel for efficiency. |
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=back |
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=head1 PARAMETERS |
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=over |
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=item B<--host=http://default.tld> |
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Server host used when URL doesn't have one, ie doesn't begin with 'http:'. |
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For example, if --host=http://www.mylib.com, then when 856$u contains |
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'img/image.jpg', the url checked is: http://www.mylib.com/image.jpg'. |
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=item B<--verbose|-v> |
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Outputs both successful and failed URLs. |
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=item B<--html> |
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Formats output in HTML. The result can be redirected to a file |
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accessible by http. This way, it's possible to link directly to biblio |
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record in edit mode. With this parameter B<--host-pro> is required. |
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=item B<--host-pro=http://koha-pro.tld> |
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Server host used to link to biblio record editing page. |
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=item B<--timeout=10> |
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Timeout for fetching URLs. By default 10 seconds. |
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=item B<--maxconn=1000> |
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Number of simulaneous HTTP requests. By default 200 connexions. |
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=item B<--help|-h> |
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Print this help page. |
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=back |
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=cut |
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