source: trunk/cgi-bin/CustIDCK.pm@ 954

Last change on this file since 954 was 639, checked in by Kris Deugau, 10 years ago

/trunk

Commit 11/mumble for work done intermittently over the past ~year.

  • Add a few more checks in the CustIDCK.pm demo module
  • Property svn:keywords set to Date Rev Author
File size: 2.8 KB
Line 
1# ipdb/cgi-bin/CustIDCK.pm
2# External Customer ID checker stub
3###
4# SVN revision info
5# $Date: 2014-10-17 20:26:49 +0000 (Fri, 17 Oct 2014) $
6# SVN revision $Rev: 639 $
7# Last update by $Author: kdeugau $
8###
9
10package CustIDCK;
11
12use strict;
13use warnings;
14use Exporter;
15use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
16use DBI;
17
18# Supposed to provide cross-Perl-version signal handling.
19# Not part of stock Debian Perl, use dh-make-perl or just
20# install straight from CPAN.
21# Not part of stock RHEL/CentOS, use cpan2perl, cpanflute,
22# or just install straight from CPAN.
23use Sys::SigAction;
24
25$VERSION = 1.00;
26@ISA = qw(Exporter);
27@EXPORT = ();
28@EXPORT_OK = qw ( &custid_exist );
29
30# this is really an example stub, and should be replaced by
31# the local admin on installation
32sub custid_exist {
33 my $self = shift;
34 my $custid = shift;
35
36 # Arguably this is wrong, but spaces don't really show up well on printed material...
37 $custid =~ s/^\s+//;
38 $custid =~ s/\s+$//;
39
40 # hardcoded "OK" custids.
41 return 1 if $custid =~ /^STAFF(?:-\d\d?)?$/;
42 return 1 if $custid =~ /^5554242(?:-\d\d?)?$/; # just in case some later change might block this
43 return 1 if $custid =~ /^\d{6}(?:-\d\d?)?$/;
44 return 1 if $custid =~ /^\d{7}(?:-\d\d?)?$/;
45 return 1 if $custid =~ /^\d{10}(?:-\d\d?)?$/;
46
47 # Force uppercase for now...
48 $custid =~ tr/a-z/A-Z/;
49
50# some example code for a database check
51 # Try to catch failures to connect. If the remote server is up but
52 # not responding (this has HAPPENED) we need to break out rather than hanging.
53 my $dbh;
54 eval {
55 my $h = Sys::SigAction::set_sig_handler( 'ALRM',
56 sub { die "failed connection to apex!!"; } );
57
58 alarm 3; # 3-second timeout. This may be too aggressive.
59
60 eval {
61 $dbh = DBI->connect ("DBI:Pg:host=billing;dbname=custids", "cidcheck", "c1dch4ck");
62 die "failed connection to billing!!" if !$dbh;
63# Not certain if this is needed here. It doesn't seem to be.
64# $dbh->ping; # Gotta do this to "force" a "failure". NRGH.
65 };
66 alarm 0; # cancel the alarm
67 $dbh->ping; # Gotta do this to "force" a "failure". NRGH.
68 };
69 alarm 0; # avoid race conditions. May not be needed here. (Hah!)
70 if ($@ && $@ !~ /failed connection to billing!!/) {
71 $CustIDCK::Error = 1;
72 $CustIDCK::ErrMsg = "Failed connection to billing DB host! Unable to verify CustIDs.";
73 return 0;
74 }
75
76 # We should have a valid DB connection by now.
77
78 my $hr = $dbh->selectrow_hashref("SELECT custid FROM custid WHERE custid = ?", undef, ($custid) );
79 my $status = 0;
80 if ($dbh->err) {
81 $CustIDCK::Error = 1;
82 $CustIDCK::ErrMsg = $dbh->errstr();
83 } else {
84 $status = 1 if ( $hr->{custid} );
85 }
86 $dbh->disconnect;
87 return $status;
88
89 return 0;
90 # Stubs for error messages
91 $CustIDCK::Error = 1 if 1 == 0;
92 $CustIDCK::ErrMsg = "bad foo-frob: 1 == 0";
93}
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