tags/review.pl

   1 #!/usr/bin/perl
   2
   3 # This software is placed under the gnu General Public License, v2 (http://www.gnu.org/licenses/gpl.html)
   4
   5 # Copyright 2008 LibLime
   6 #
   7 # This file is part of Koha.
   8 #
   9 # Koha is free software; you can redistribute it and/or modify it
  10 # under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # Koha is distributed in the hope that it will be useful, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  21
  22 use warnings;
  23 use strict;
  24 use Data::Dumper;
  25 use POSIX;
  26 use CGI qw ( -utf8 );
  27 use CGI::Cookie; # need to check cookies before having CGI parse the POST request
  28 use URI::Escape;
  29 use C4::Auth qw(:DEFAULT check_cookie_auth);
  30 use C4::Context;
  31 use Koha::DateUtils;
  32 # use C4::Koha;
  33 use C4::Output qw(:html :ajax pagination_bar);
  34 use C4::Debug;
  35 use C4::Tags qw(get_tags get_approval_rows approval_counts whitelist blacklist is_approved);
  36
  37 my $script_name = "/cgi-bin/koha/tags/review.pl";
  38 my $needed_flags = { tools => 'moderate_tags' };        # FIXME: replace when more specific permission is created.
  39
  40 sub ajax_auth_cgi ($) {         # returns CGI object
  41         my $needed_flags = shift;
  42     my %cookies = CGI::Cookie->fetch;
  43         my $input = CGI->new;
  44     my $sessid = $cookies{'CGISESSID'}->value;
  45         my ($auth_status, $auth_sessid) = check_cookie_auth($sessid, $needed_flags);
  46         $debug and
  47         print STDERR "($auth_status, $auth_sessid) = check_cookie_auth($sessid," . Dumper($needed_flags) . ")\n";
  48         if ($auth_status ne "ok") {
  49                 output_with_http_headers $input, undef,
  50                         "window.alert('Your CGI session cookie ($sessid) is not current.  " .
  51                         "Please refresh the page and try again.');\n", 'js';
  52                 exit 0;
  53         }
  54         $debug and print STDERR "AJAX request: " . Dumper($input),
  55                 "\n(\$auth_status,\$auth_sessid) = ($auth_status,$auth_sessid)\n";
  56         return $input;
  57 }
  58
  59 if (is_ajax()) {
  60         my $input = &ajax_auth_cgi($needed_flags);
  61         my $operator = C4::Context->userenv->{'number'};  # must occur AFTER auth
  62         $debug and print STDERR "op: " . Dumper($operator) . "\n";
  63         my ($tag, $js_reply);
  64         if ($tag = $input->param('test')) {
  65                 my $check = is_approved($tag);
  66         $js_reply = ( $check >=  1 ? 'success' : $check <= -1 ? 'failure' : 'indeterminate' ) . "_test('".uri_escape_utf8($tag)."');\n";
  67         }
  68         if ($tag = $input->param('ok')) {
  69         $js_reply = (   whitelist($operator,$tag) ? 'success' : 'failure') . "_approve('".uri_escape_utf8($tag)."');\n";
  70         }
  71         if ($tag = $input->param('rej')) {
  72         $js_reply = (   blacklist($operator,$tag) ? 'success' : 'failure')  . "_reject('".uri_escape_utf8($tag)."');\n";
  73         }
  74         output_with_http_headers $input, undef, $js_reply, 'js';
  75         exit;
  76 }
  77
  78 ### Below is the sad, boring, necessary non-AJAX HTML code.
  79
  80 my $input = CGI->new;
  81 my ($template, $borrowernumber, $cookie) = get_template_and_user(
  82     {
  83         template_name   => "tags/review.tt",
  84         query           => $input,
  85         type            => "intranet",
  86         debug           => 1,
  87         authnotrequired => 0,
  88         flagsrequired   => $needed_flags,
  89     }
  90 );
  91
  92 my ($op, @errors, @tags);
  93
  94 foreach (qw( approve reject test )) {
  95     $op = $_ if ( $input->param("op-$_") );
  96 }
  97 $op ||= 'none';
  98
  99 @tags = $input->multi_param('tags');
 100
 101 $borrowernumber == 0 and push @errors, {op_zero=>1};
 102      if ($op eq 'approve') {
 103         foreach (@tags) {
 104                 whitelist($borrowernumber,$_) or push @errors, {failed_ok=>$_};
 105         }
 106 } elsif ($op eq 'reject' ) {
 107         foreach (@tags) {
 108                 blacklist($borrowernumber,$_) or push @errors, {failed_rej=>$_};
 109         }
 110 } elsif ($op eq 'test'   ) {
 111         my $tag = $input->param('test');
 112         push @tags, $tag;
 113         my $check = is_approved($tag);
 114         $template->param(
 115                 test_term => $tag,
 116                 ( $check >=  1 ? 'verdict_ok' :
 117                   $check <= -1 ? 'verdict_rej' : 'verdict_indeterminate' ) => 1,
 118         );
 119 }
 120
 121 my $counts = &approval_counts;
 122 foreach (keys %$counts) {
 123         $template->param($_ => $counts->{$_});
 124 }
 125
 126 sub pagination_calc ($;$) {
 127         my $query = shift or return undef;
 128         my $hardlimit = (@_) ? shift : 100;     # hardcoded, could be another syspref
 129         my $pagesize = $query->param('limit' ) || $hardlimit;
 130         my $page     = $query->param('page'  ) || 1;
 131         my $offset   = $query->param('offset') || 0;
 132         ($pagesize <= $hardlimit) or $pagesize = $hardlimit;
 133         if ($page > 1) {
 134                 $offset = ($page-1)*$pagesize;
 135         } else {
 136                 $page = 1;
 137         }
 138         return ($pagesize,$page,$offset);
 139 }
 140
 141 my ($pagesize,$page,$offset) = pagination_calc($input,100);
 142
 143 my %filters = (
 144         limit => $offset ? "$offset,$pagesize" : $pagesize,
 145          sort => 'approved,-weight_total,+term',
 146 );
 147 my ($filter,$date_from,$date_to);
 148 if (defined $input->param('approved')) { # 0 is valid value, must check defined
 149         $filter = $input->param('approved');
 150 } else {
 151         $filter = 0;
 152 }
 153 if ($filter eq 'all') {
 154         $template->param(filter_approved_all => 1);
 155 } elsif ($filter =~ /-?[01]/) {
 156         $filters{approved} = $filter;
 157         $template->param(
 158                 ($filter == 1  ? 'filter_approved_ok'      :
 159                  $filter == 0  ? 'filter_approved_pending' :
 160                  $filter == -1 ? 'filter_approved_rej'     :
 161                 'filter_approved') => 1
 162         );
 163 }
 164
 165 # my $q_count = get_approval_rows({limit=>$pagesize, sort=>'approved,-weight_total,+term', count=>1});
 166 if ($filter = $input->param('tag')) {
 167         $template->param(filter_tag=>$filter);
 168         $filters{term} = $filter;
 169 }
 170 if ($filter = $input->param('from')) {
 171         $date_from = eval { output_pref( { dt => dt_from_string( $filter ), dateonly => 1, dateformat => 'iso' } ); };
 172         if ( $date_from ) {
 173                 $template->param(filter_date_approved_from=>$filter);
 174                 $filters{date_approved} = ">=$date_from";
 175         } else {
 176                 push @errors, {date_from=>$filter};
 177         }
 178 }
 179 if ($filter = $input->param('to')) {
 180         $date_to = eval { output_pref( { dt => dt_from_string( $filter ), dateonly => 1, dateformat => 'iso' } ); };
 181         if ( $date_to ) {
 182                 $template->param(filter_date_approved_to=>$filter);
 183                 $filters{date_approved} = "<=$date_to";
 184         } else {
 185                 push @errors, {date_to=>$filter};
 186         }
 187 }
 188 if ($filter = $input->param('approver')) {              # name (or borrowernumber) from input box
 189         if ($filter =~ /^\d+$/ and $filter > 0) {
 190                 # $filter=get borrowernumber from name
 191                 # FIXME: get borrowernumber from name not implemented.
 192                 $template->param(filter_approver=>$filter);
 193                 $filters{approved_by} = $filter;
 194         } else {
 195                 push @errors, {approver=>$filter};
 196         }
 197 }
 198 if ($filter = $input->param('approved_by')) {   # borrowernumber from link
 199         if ($filter =~ /^\d+$/ and $filter > 0) {
 200                 $template->param(filter_approver=>$filter);
 201                 $filters{approved_by} = $filter;
 202         } else {
 203                 push @errors, {approved_by=>$filter};
 204         }
 205 }
 206 $debug and print STDERR "filters: " . Dumper(\%filters);
 207 my $tagloop = get_approval_rows(\%filters);
 208 my $qstring = $input->query_string;
 209 $qstring =~ s/([&;])*\blimit=\d+//;             # remove pagination var
 210 $qstring =~ s/^;+//;                                    # remove leading delims
 211 $qstring = "limit=$pagesize" . ($qstring ? '&amp;' . $qstring : '');
 212 $debug and print STDERR "number of approval_rows: " . scalar(@$tagloop) . "rows\n";
 213 (scalar @errors) and $template->param(message_loop=>\@errors);
 214 $template->param(
 215         offset => $offset,      # req'd for EXPR
 216         op => $op,
 217         op_count => scalar(@tags),
 218         script_name => $script_name,
 219         approved => 0,          # dummy value (also EXPR)
 220         tagloop => $tagloop,
 221         pagination_bar => pagination_bar(
 222                 "$script_name?$qstring\&amp;",
 223                 ceil($counts->{approved_total}/$pagesize),      # $page, 'page'
 224         )
 225 );
 226
 227 output_html_with_http_headers $input, $cookie, $template->output;
 228 __END__
 229
 230 =head1 AUTHOR
 231
 232 Joe Atzberger
 233 atz AT liblime.com
 234
 235 =cut