/ 
Egg-Release-3.05
River stage two • 17 direct dependents • 17 total dependents
/ Egg::Plugin::Banner::Rotate

NAME

Egg::Plugin::Banner::Rotate - Plugin to display advertisement rotating.

SYNOPSIS

use Egg qw/ Banner::Rotate /;

my $banner= $e->banner_rotate->get_random('banner_name');

$e->stash->{head_banner}= qq{<a href="$banner->{url}"><img src="$banner->{img_url}" /></a>};

DESCRIPTION

The method that can be acquired by switching the data of the advertisement registered beforehand in every case is offered.

Please make a suitable data file for advertising data beforehand by the YAML format. This advertising data is a thing composed of ARRAY without fail.

---
url: http://banner/redirect/hoo.html
img_url: http://banner/images/hoo.gif
---
url: http://banner/redirect/hoge.html
img_url: http://banner/images/hoge.gif

The element in ARRAY is not very cared about. It only has to make data a convenient at the time of receipt format.

CONFIGURATION

The configuration is set with the key 'plugin_banner_rotate'.

plugin_banner_rotate => {
  ..........
  ....
  },

base_dir

It is passing of the directory that sets up advertising data.

Default is "$e->config->{dir}{etc}/banners".

base_dir => '<e.dir.etc>/banners',

extention

Extension of advertising data file.

Default is 'yaml'.

extention => 'yaml',

METHODS

The Egg::Plugin::Banner::Rotate::handler object is returned.

my $br= $e->banner_rotate;

HANDLER METHODS

Egg::Base has been succeeded to.

new

Constructor. When 'banner_rotate' method is called, it is called internally.

banners ([BANNER_NAME])

The registered advertising data is returned.

BANNER_NAME specifies the part of the file name that doesn't contain the extension of advertising data.

When BANNER_NAME is omitted, 'default' is used.

The data specified for BANNER_NAME should exist in "[base_dir]/[BANNER_NAME].[extention]".

If data file is not found, the exception is generated by 'LoadFile' of YAML.

The returned advertising data is HASH reference with the following keys.

  • banners = List data of advertisement (ARRAY_REF).

  • total = Registered advertising number.

  • time = time value when data is read.

  • num = Rotation number.

my $hash= $br->banners('banner_name');

for (@{$hash->{banners}}) {
    .........
    ....
}

get_random ([BANNER_NAME])

Advertising data is returned from data obtained by 'banners' method at random. The argument is passed to 'banners' method.

my $banner= $br->get_random('hoge');

The element of ARRAY registered in YAML extends as it is in data.

get_turns ([BANNER_NAME])

Advertising data is sequentially returned from data obtained by 'banners' method. The argument is passed to 'banners' method.

my $banner= $br->get_turns('hoge');

The element of ARRAY registered in YAML extends as it is in data.

clear_cache ([BANNER_NAME])

This method clears it though 'banners' method uses cash.

When BANNER_NAME is specified, only the corresponding cash is cleared. When BANNER_NAME is unspecification, all cash is cleared.

$br->clear_cache('booo');

SEE ALSO

Egg::Release, Egg::Base, YAML,

AUTHOR

Masatoshi Mizuno <lushe@cpan.org>

COPYRIGHT AND LICENSE

Copyright (C) 2008 Bee Flag, Corp. <http://egg.bomcity.com/>, All Rights Reserved.

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.6 or, at your option, any later version of Perl 5 you may have available.