<?php

/**!info**

{

  "Plugin Name"  : "Censorship",

  "Plugin URI"   : "http://enanocms.org/plugin/censorship",

  "Description"  : "Protest SOPA",

  "Author"       : "Dan Fuhry",

  "Version"      : "1.0",

  "Author URI"   : "http://enanocms.org/"

}

**!*/

$plugins->attachHook('render_wikiformat_post', 'anti_sopa_censor($text);');

function anti_sopa_censor(&$text)

{

	// save HTML tags

	$text = preg_split('/(<(?:[a-z\/].+?|!--.+?--)>|<script[^>]*>[\w\W]*?<\/script>)/', $text, NULL, PREG_SPLIT_DELIM_CAPTURE);

	foreach ( $text as &$block )

	{

		if ( $block{0} == '<' )

			continue;

		// split by words

		$block = preg_split('/(\s+)/', $block, NULL, PREG_SPLIT_DELIM_CAPTURE);

		foreach ( $block as &$word )

		{

			if ( preg_match('/^\s+$/', $word) || strlen($word) < 1 || !preg_match('/\w/', $word) )

				continue;

			if ( mt_rand(0, 10) == 0 )

			{

				$word = '<a href="http://enanocms.org/activism/stop-sopa" onclick="window.open(this.href); return false;" title="This word redacted by the US Government" style="color: black; background-color: black; background-image: none; padding-right: 0; text-decoration: none;">' .

						preg_replace('/[A-z0-9]/', '█', $word)

						. '</a>'

						;

			}

		}

		$block = implode('', $block);

	}

	$text = implode('', $text);

}