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<?php
/**
* This file implements the Auto P plugin for b2evolution
*
* @author WordPress team - http://sourceforge.net/project/memberlist.php?group_id=51422
*
* @package plugins
*/
if( !defined('DB_USER') ) die( 'Please, do not access this page directly.' );
/**
* Includes:
*/
require_once dirname(__FILE__).'/../renderer.class.php';
/**
* @package plugins
*/
class auto_p_Rendererplugin extends RendererPlugin
{
var $code = 'b2WPAutP';
var $name = 'Auto P';
var $priority = 70;
var $apply_when = 'opt-out';
var $apply_to_html = true;
var $apply_to_xml = false;
var $short_desc;
var $long_desc;
var $br = true; // optionally make line breaks
/**
* Constructor
*
* {@internal auto_p_Rendererplugin::auto_p_Rendererplugin(-)}}
*/
function auto_p_Rendererplugin()
{
$this->short_desc = T_('Automatic <P> and <BR> tags');
$this->long_desc = T_('No description available');
}
/**
* Perform rendering
*
* {@internal auto_p_Rendererplugin::render(-)}}
*
* @param string content to render (by reference) / rendered content
* @param string Output format, see {@link format_to_output()}
* @return boolean true if we can render something for the required output format
*/
function render( & $content, $format )
{
if( ! parent::render( $content, $format ) )
{ // We cannot render the required format
return false;
}
// REPLACE: But not in code blocks.
if( strpos( $content , '<pre>' ) !== false )
{ // If there are code tags run this substitution
$content_parts = preg_split("/<\/?pre>/", $content);
$content = '';
for ( $x = 0 ; $x < count( $content_parts ) ; $x++ )
{
if ( ( $x % 2 ) == 0 )
{ // If x is even then it's not code and replace any smiles
$content .= $this->autop( $content_parts[$x] );
}
else
{ // If x is odd don't replace smiles. and put code tags back in.
$content .= '<pre>' . $content_parts[$x] . '</pre>';
}
}
}
else
{ // No code blocks, replace on the whole thing
$content = $this->autop( $content );
}
return true;
}
function autop( $pee )
{
$pee = $pee. "\n"; // just to make things a little easier, pad the end
$pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee); // Change double BRs to double newlines
// Space things out a little:
$pee = preg_replace('!(<(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)!', "\n$1", $pee);
$pee = preg_replace('!(</(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])>)!', "$1\n", $pee);
$pee = preg_replace("/(\r\n|\r)/", "\n", $pee); // cross-platform newlines
$pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
// make paragraphs, including one at the end :
$pee = preg_replace('/\n?(.+?)(?:\n\s*\n|\z)/s', "\t<p>$1</p>\n", $pee);
// Now fix all the extra Ps...
$pee = preg_replace('|\t<p>\s*?</p>\n|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace # dh: fixed creation of unnecessary <br />
$pee = preg_replace('!<p>\s*(</?(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
$pee = preg_replace("|<p>(<li.+?)</p>|", "$1", $pee); // problem with nested lists
$pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
$pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
$pee = preg_replace('!<p>\s*(</?(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)!', "$1", $pee);
$pee = preg_replace('!(</?(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*</p>!', "$1", $pee);
if ($this->br) $pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
$pee = preg_replace('!(</?(?:table|thead|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*<br />!', "$1", $pee);
$pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)>)!', '$1', $pee);
// $content = preg_replace('!(<pre.*? >)(.*?)</pre>!ise', "'$1'.clean_pre('$2').'</pre>' ", $pee);
// $content = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $pee);
return $pee;
}
}
// Register the plugin:
$this->register( new auto_p_Rendererplugin() );
?>
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