view release on metacpan or  search on metacpan

lib/DemoUsage.pm  view on Meta::CPAN

	my $count_file = 
		DemoUsage::CountFile->new( $globals, $filename );
	$count_file->open_and_lock( 1 ) or return( undef );
	$count_file->read_all_records();

	foreach my $key (@keys_to_inc) {
		$key eq '' and $key = $rh_prefs->{$PKEY_TOKEN_NIL};
		$count_file->key_increment( $key );
	}

	$count_file->write_all_records();
	$count_file->unlock_and_close();
}

######################################################################

sub send_email_message {
	my ($self, $to_name, $to_email, $from_name, $from_email, 
		$subject, $body, $body_head_addition) = @_;
	my $globals = $self->{$KEY_SITE_GLOBALS};

	my $EMAIL_HEADER_STRIP_PATTERN = '[,<>()"\'\n]';  #for names and addys
	$to_name    =~ s/$EMAIL_HEADER_STRIP_PATTERN//g;
	$to_email   =~ s/$EMAIL_HEADER_STRIP_PATTERN//g;
	$from_name  =~ s/$EMAIL_HEADER_STRIP_PATTERN//g;
	$from_email =~ s/$EMAIL_HEADER_STRIP_PATTERN//g;
	$globals->is_debug() and $subject .= " -- debug";
	
	my $body_header = <<__endquote.
--------------------------------------------------
This e-mail was sent at @{[$self->today_date_utc()]} 
by the web site "@{[$globals->default_application_title()]}", 
which is located at "@{[$globals->url_base()]}".
__endquote
	$body_head_addition.
	($globals->is_debug() ? "Debugging is currently turned on.\n" : 
	'').<<__endquote;
--------------------------------------------------
__endquote

	my $body_footer = <<__endquote;


--------------------------------------------------
END OF MESSAGE
__endquote
	
	my $host = $globals->default_smtp_host();
	my $timeout = $globals->default_smtp_timeout();
	my $error_msg = '';

	TRY: {
		my $smtp;

		eval { require Net::SMTP; };
		if( $@ ) {
			$error_msg = "can't open program module 'Net::SMTP'";
			last TRY;
		}
	
		unless( $smtp = Net::SMTP->new( $host, Timeout => $timeout ) ) {
			$error_msg = "can't connect to smtp host: $host";
			last TRY;
		}

		unless( $smtp->verify( $from_email ) ) {
			$error_msg = "invalid address: @{[$smtp->message()]}";
			last TRY;
		}

		unless( $smtp->verify( $to_email ) ) {
			$error_msg = "invalid address: @{[$smtp->message()]}";
			last TRY;
		}

		unless( $smtp->mail( "$from_name <$from_email>" ) ) {
			$error_msg = "from: @{[$smtp->message()]}";
			last TRY;
		}

		unless( $smtp->to( "$to_name <$to_email>" ) ) {
			$error_msg = "to: @{[$smtp->message()]}";
			last TRY;
		}

		$smtp->data( <<__endquote );
From: $from_name <$from_email>
To: $to_name <$to_email>
Subject: $subject
Content-Type: text/plain; charset=us-ascii

$body_header
$body
$body_footer
__endquote

		$smtp->quit();
	}
	
	return( $error_msg );
}

######################################################################

sub today_date_utc {
	my ($sec, $min, $hour, $mday, $mon, $year) = gmtime(time);
	$year += 1900;  # year counts from 1900 AD otherwise
	$mon += 1;      # ensure January is 1, not 0
	my @parts = ($year, $mon, $mday, $hour, $min, $sec);
	return( sprintf( "%4.4d-%2.2d-%2.2d %2.2d:%2.2d:%2.2d UTC", @parts ) );
}

######################################################################

package DemoUsage::CountFile;
use Fcntl qw(:DEFAULT :flock);
use Symbol;

# Names of properties for objects of this class are declared here:
#my $KEY_SITE_GLOBALS = 'site_globals';  # hold global site values
my $KEY_FILEHANDLE = 'filehandle';  # stores the filehandle