Marco Canestrari

Plugins Genius allows you to choose which plugins should be active in the frontend and in the backend. 
Some plugins affects only the frontend, some only the backend of WordPress and some of them make WordPress slow.
Now you can tune your WordPress site, actvating plugins only where you need.
<ul>
<li>Author: <a href="http://www.marcocanestrari.it/" rel="nofollow ugc">Marco Canestrari</a></li>
</ul>

Plugins Genius

Role-based active plugins manager. Choose which plugins should be active for each WordPress role in the backend and in the frontend.

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This plugin to show announce for per user roles.
And, if you want to change plugin capability, please refer to this code.
For example add filter:
<pre><code>function afd_custom_change_capability( $capability ) {
 // plugin minimum capability
 $capability = 'edit_posts';
 return $capability;
}
add_filter( 'afd_capability_manager' , 'afd_custom_change_capability' );
</code></pre>
And, if you want to add filter, please refer to this code.
For example add filter:
<pre><code>function afd_custom_filter( $announces ) {
 // filter
 return $announces;
}

add_filter( 'afd_before_announce' , 'afd_custom_filter' );
</code></pre>
<h3>日本語でのご説明(Japanese description)</h3>
このプラグインは、ダッシュボードにお知らせを表示するプラグインです。 
ユーザーの権限グループ別に、編集者のみへの表示、 
投稿者と寄稿者と購読者のみに表示する設定もできます。

Plugins Genius vs Announce from the Dashboard