Masatoshi Mizuno > Egg-Release > Egg::Plugin::Banner::Rotate

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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 ^

banner_rotate

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.

  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/>.

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.

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