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dpavlin |
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package Portal; |
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use base 'CGI::Application'; |
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use strict; |
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use Config::IniFiles; |
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use DBI; |
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use Data::Dumper; |
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use lib '..'; |
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my $dsn = 'Pg:dbname=libdata'; |
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my ($user,$passwd) = ('dpavlin',''); |
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my @persistent_vars = qw(p); |
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# read global.conf configuration |
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my $cfg_global = new Config::IniFiles( -file => '../global.conf' ) || die "can't open 'global.conf'"; |
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# configuration options from global.conf |
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my $TEMPLATE_PATH = $cfg_global->val('webpac', 'template_html') || die "need template_html in global.conf, section webpac"; |
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my $CHARSET = $cfg_global->val('webpac', 'charset') || 'ISO-8859-1'; |
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my $dbh = DBI->connect("DBI:$dsn",$user,$passwd, { RaiseError => 1 }); |
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use POSIX qw(locale_h); |
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setlocale(LC_CTYPE, "hr_HR"); |
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use locale; |
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sub setup { |
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my $self = shift; |
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$self->tmpl_path($TEMPLATE_PATH); |
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$self->run_modes( |
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'home' => 'show_home', |
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'ms' => 'show_ms', |
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'it' => 'show_home', |
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's' => 'show_home', |
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); |
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$self->start_mode('home'); |
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$self->mode_param('p'); |
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$self->header_props(-charset=>$CHARSET); |
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} |
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sub show_home { |
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my $self = shift; |
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# Get the CGI.pm query object |
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my $q = $self->query(); |
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# template |
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# read master template |
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my $tmpl = $self->use_template('home.html'); |
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$tmpl->param('MasterSubjects' => $self->get_mastersubjects() ); |
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$tmpl->param('InfoTypes' => $self->get_infotypes() ); |
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$tmpl->param('Subjects_letters' => $self->get_subjects_letters() ); |
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$tmpl->param('Subjects' => $self->get_subjects() ); |
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return $tmpl->output; |
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} |
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sub show_ms { |
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my $self = shift; |
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my $q = $self->query(); |
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my $tmpl = $self->use_template('ms.html'); |
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$tmpl->param('MasterSubjects' => $self->get_mastersubjects() ); |
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my $ms = $self->get_mastersubjects_by_id($q->param('ms')); |
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$tmpl->param('title' => uc($ms->{'mastersubject'}) ); |
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$tmpl->param('mastersubject_lc' => lc($ms->{'mastersubject'}) ); |
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$tmpl->param('InfoTypes' => $self->get_infotypes() ); |
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$tmpl->param('Subjects' => $self->get_subjects() ); |
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return $tmpl->output; |
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} |
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# load template and generate permanent valirables in template |
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sub use_template { |
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my $self = shift; |
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my $q = $self->query(); |
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my $tmpl_file = shift || croak("perm_vars need tempate file"); |
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my $tmpl = $self->load_tmpl($tmpl_file, global_vars => 1, die_on_bad_params => 0); |
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$tmpl->param('self_url_full', $q->url(-relative=>1,-query=>1)); |
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$tmpl->param('self_url', $q->url(-relative=>1)); |
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foreach my $var (@persistent_vars) { |
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$tmpl->param($var, $q->param($var)); |
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} |
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return $tmpl; |
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} |
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# get data from database |
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sub get_mastersubjects { |
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my $self = shift; |
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my $q = $self->query(); |
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my $sql = qq{ |
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select mastersubject_id,upper(mastersubject) as mastersubject,(mastersubject_id = ?) as selected |
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from mastersubject |
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where mastersubject_id > 2 |
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order by mastersubject |
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}; |
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my $sth = $dbh->prepare($sql); |
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$sth->execute($q->param('ms') || undef); |
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return $sth->fetchall_arrayref({}); |
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} |
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sub get_mastersubjects_by_id { |
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my $self = shift; |
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my $id = shift || croak("need mastersubject id"); |
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my $sql = qq{ |
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select mastersubject |
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from mastersubject |
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where mastersubject_id = ? |
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}; |
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my $sth = $dbh->prepare($sql); |
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$sth->execute($id); |
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return $sth->fetchrow_hashref(); |
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} |
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sub get_infotypes { |
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my $self = shift; |
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my $q = $self->query(); |
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my @args; |
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push @args,$q->param('it') || undef; # for selected |
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my $sql = qq{ |
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select distinct infotype.infotype_id,infotype.infotype, 0 as half, (infotype.infotype_id = ?) as selected |
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from res_sub_infotype,infotype |
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where res_sub_infotype.infotype_id=infotype.infotype_id and infotype.infotype_id > 1 |
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}; |
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if ($q->param('ms')) { |
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$sql .= qq{ |
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and res_sub_infotype.subject_id in |
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(select subject_id from sub_mastersubject where mastersubject_id = ?) |
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}; |
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push @args, $q->param('ms'); |
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} |
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$sql .= qq{ |
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order by infotype |
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}; |
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my $sth = $dbh->prepare($sql); |
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$sth->execute(@args); |
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my $arr = $sth->fetchall_arrayref({}); |
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# find element which is on half of list |
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my $half = int(scalar @$arr / 2) - 1; |
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$arr->[$half]->{half} = 1 if ($half > 0); |
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return $arr; |
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} |
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sub get_subjects_letters { |
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my $self = shift; |
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my $sql = qq{ |
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select distinct substr(subject,1,1) as letter |
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from subject |
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where subject_id > 1 |
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order by substr(subject,1,1) |
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}; |
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my $sth = $dbh->prepare($sql); |
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$sth->execute(); |
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return $sth->fetchall_arrayref({}); |
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} |
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sub get_subjects { |
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my $self = shift; |
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my $q = $self->query(); |
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my @args; |
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my $sql = qq{ |
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select subject.subject_id,subject.subject,sub_mastersubject.mastersubject_id |
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from subject,sub_mastersubject |
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where subject.subject_id=sub_mastersubject.subject_id |
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and subject.subject_id > 1 |
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}; |
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if ($q->param('s_letter')) { |
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push @args,$q->param('s_letter') . '%'; |
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$sql .= qq{ |
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and upper(subject.subject) like upper(?) |
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}; |
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} |
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if ($q->param('ms')) { |
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push @args,$q->param('ms'); |
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$sql .= qq{ |
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and sub_mastersubject.mastersubject_id = ? |
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}; |
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} |
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$sql .= qq{ |
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order by subject.subject |
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}; |
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my $sth = $dbh->prepare($sql); |
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$sth->execute(@args); |
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return $sth->fetchall_arrayref({}); |
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} |
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1; |
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