use strict;
use warnings;
use vars qw($VERSION $AUTOLOAD $context @context_stack $servers $memcached $ismemcached);
-
BEGIN {
if ($ENV{'HTTP_USER_AGENT'}) {
require CGI::Carp;
use POSIX ();
use DateTime::TimeZone;
use Module::Load::Conditional qw(can_load);
+use Carp;
=head1 NAME
}
}
-# db_scheme2dbi
-# Translates the full text name of a database into de appropiate dbi name
-#
+=head2 db_schema2dbi
+
+ my $dbd_driver_name = C4::Context::db_schema2dbi($scheme);
+
+This routines translates a database type to part of the name
+of the appropriate DBD driver to use when establishing a new
+database connection. It recognizes 'mysql' and 'Pg'; if any
+other scheme is supplied it defaults to 'mysql'.
+
+=cut
+
sub db_scheme2dbi {
- my $name = shift;
- # for instance, we support only mysql, so don't care checking
- return "mysql";
- for ($name) {
-# FIXME - Should have other databases.
- if (/mysql/) { return("mysql"); }
- if (/Postgres|Pg|PostgresSQL/) { return("Pg"); }
- if (/oracle/) { return("Oracle"); }
- }
- return; # Just in case
+ my $scheme = shift // '';
+ return $scheme eq 'Pg' ? $scheme : 'mysql';
}
sub import {
sub preference {
my $self = shift;
- my $var = lc(shift); # The system preference to return
+ my $var = shift; # The system preference to return
- if ($use_syspref_cache && exists $sysprefs{$var}) {
- return $sysprefs{$var};
+ if ($use_syspref_cache && exists $sysprefs{lc $var}) {
+ return $sysprefs{lc $var};
}
my $dbh = C4::Context->dbh or return 0;
- # Look up systempreferences.variable==$var
- my $sql = <<'END_SQL';
- SELECT value
- FROM systempreferences
- WHERE variable=?
- LIMIT 1
-END_SQL
- $sysprefs{$var} = $dbh->selectrow_array( $sql, {}, $var );
- return $sysprefs{$var};
+ my $value;
+ if ( defined $ENV{"OVERRIDE_SYSPREF_$var"} ) {
+ $value = $ENV{"OVERRIDE_SYSPREF_$var"};
+ } else {
+ # Look up systempreferences.variable==$var
+ my $sql = q{
+ SELECT value
+ FROM systempreferences
+ WHERE variable = ?
+ LIMIT 1
+ };
+ $value = $dbh->selectrow_array( $sql, {}, lc $var );
+ }
+
+ $sysprefs{lc $var} = $value;
+ return $value;
}
sub boolean_preference {
## $context
## correct name for db_schme
- my $db_driver;
- if ($context->config("db_scheme")){
- $db_driver=db_scheme2dbi($context->config("db_scheme"));
- }else{
- $db_driver="mysql";
- }
+ my $db_driver = db_scheme2dbi($context->config("db_scheme"));
my $db_name = $context->config("database");
my $db_host = $context->config("hostname");
$context->{"queryparser"} = &_new_queryparser();
}
- return $context->{"queryparser"}->new;
+ return
+ defined( $context->{"queryparser"} )
+ ? $context->{"queryparser"}->new
+ : undef;
}
=head2 _new_queryparser
#'
sub userenv {
my $var = $context->{"activeuser"};
- return $context->{"userenv"}->{$var} if (defined $var and defined $context->{"userenv"}->{$var});
- # insecure=1 management
- if ($context->{"dbh"} && $context->preference('insecure') eq 'yes') {
- my %insecure;
- $insecure{flags} = '16382';
- $insecure{branchname} ='Insecure';
- $insecure{number} ='0';
- $insecure{cardnumber} ='0';
- $insecure{id} = 'insecure';
- $insecure{branch} = 'INS';
- $insecure{emailaddress} = 'test@mode.insecure.com';
- return \%insecure;
+ if (defined $var and defined $context->{"userenv"}->{$var}) {
+ return $context->{"userenv"}->{$var};
} else {
return;
}
}
+=head2 IsSuperLibrarian
+
+ C4::Context->IsSuperlibrarian();
+
+=cut
+
+sub IsSuperLibrarian {
+ my $userenv = C4::Context->userenv;
+
+ unless ( $userenv and exists $userenv->{flags} ) {
+ # If we reach this without a user environment,
+ # assume that we're running from a command-line script,
+ # and act as a superlibrarian.
+ carp("C4::Context->userenv not defined!");
+ return 1;
+ }
+
+ return $userenv->{flags} % 2;
+}
1;
__END__