C4/UsageStats.pm

   1 package UsageStats;
   2
   3 # Copyright 2000-2003 Katipo Communications
   4 # Copyright 2010 BibLibre
   5 # Parts Copyright 2010 Catalyst IT
   6 #
   7 # This file is part of Koha.
   8 #
   9 # Koha is free software; you can redistribute it and/or modify it under the
  10 # terms of the GNU General Public License as published by the Free Software
  11 # Foundation; either version 2 of the License, or (at your option) any later
  12 # version.
  13 #
  14 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  15 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  16 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License along
  19 # with Koha; if not, write to the Free Software Foundation, Inc.,
  20 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21
  22 use strict;
  23 use C4::Context;
  24 use POSIX qw(strftime);
  25 use LWP::UserAgent;
  26 use JSON;
  27
  28 sub NeedUpdate {
  29     my $lastupdated = C4::Context->preference('UsageStatsLastUpdateTime') || 0;
  30     my $now = strftime("%s", localtime);
  31
  32     # Need to launch cron.
  33     return 1 if $now - $lastupdated >= 2592000;
  34
  35     # Cron no need to be launched.
  36     return 0;
  37 }
  38
  39 sub LaunchCron {
  40     if (!C4::Context->preference('UsageStatsShare')) {
  41       die ("UsageStats is not configured");
  42     }
  43     if (NeedUpdate) {
  44         C4::Context->set_preference('UsageStatsLastUpdateTime', strftime("%s", localtime));
  45         my $data = BuildReport();
  46         ReportToComunity($data);
  47     }
  48 }
  49
  50 sub BuildReport {
  51     my $report = {
  52         'library' => {
  53             'name' => C4::Context->preference('UsageStatsLibraryName'),
  54             'id' => C4::Context->preference('UsageStatsID') || 0,
  55         },
  56     };
  57
  58     # Get database volumetry.
  59     foreach (qw/biblio auth_header old_issues old_reserves borrowers aqorders subscription/) {
  60         $report->{volumetry}{$_} = _count($_);
  61     }
  62
  63     # Get systempreferences.
  64     foreach (qw/IntranetBiblioDefaultView marcflavour/) {
  65         $report->{systempreferences}{$_} = C4::Context->preference($_);
  66     }
  67     return $report;
  68 }
  69
  70 sub ReportToComunity {
  71     my $data = shift;
  72     my $json = to_json($data);
  73
  74     my $url = C4::Context->config('mebaseurl');
  75
  76     my $ua = LWP::UserAgent->new;
  77     my $req = HTTP::Request->new(POST => "$url/upload.pl");
  78     $req->content_type('application/x-www-form-urlencoded');
  79     $req->content("data=$json");
  80     my $res = $ua->request($req);
  81     my $content = from_json($res->decoded_content);
  82     C4::Context->set_preference('UsageStatsID', $content->{library}{library_id});
  83 }
  84
  85 sub _count {
  86     my $table = shift;
  87
  88     my $dbh = C4::Context->dbh;
  89     my $sth = $dbh->prepare("SELECT count(*) from $table");
  90     $sth->execute;
  91     return $sth->fetchrow_array;
  92 }
  93
  94 &LaunchCron;
  95 1;