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| <?php
/**
* Class for BBCodes-tags
* and converting them to HTML-tags
*
* @author Thomas SCELLIER <contact@tomirisweb.fr>
* @version 1.0
* Last changes : 15/07/2016
*
* @translated in english and adapted by MP
*/
namespace BBCode;
class BBCode
{
/**
* List of BBCode-tags
* @var <array>
*/
protected static $bbcodeTags;
/**
* List of HTML-tags
* @var <array>
*/
protected static $htmlTags;
/**
* Convert content with
* BBCode-tags into HTML-content
*
* @param <string> Content
* @return <string> Converted content
*/
public static function bbcodeToHtml($content)
{
$content = stripslashes(nl2br($content,false));
BBCode::initializeBbcodeToHtml();
for ($i = 0 ; $i < count(self::$bbcodeTags) ; $i++) {
$content = preg_replace(self::$bbcodeTags[$i], self::$htmlTags[$i], $content);
}
return $content;
}
/**
* Convert content with
* HTML-tags into BBCode-tags
*
* @param <string> Content
* @return <string> Converted content
*/
public static function htmlToBbcode($content)
{
$content = stripslashes($content);
BBCode::initializeHtmlToBbcode();
for ($i = 0 ; $i < count(self::$htmlTags) ; $i++) {
$content = preg_replace(self::$htmlTags[$i], self::$bbcodeTags[$i], $content);
}
return $content;
}
/**
* Initializes pattern and replacement values
* for converting BBCode to HTML
*/
protected static function initializeBbcodeToHtml()
{
self::$bbcodeTags = array('#\[h([0-6])](.+)\[/h([0-6])]#isU',
'#\[p](.+)\[/p]#isU',
'#\[hr]#isU',
'#\[i](.+)\[/i]#isU',
'#\[b](.+)\[/b]#isU',
'#\[u](.+)\[/u]#isU',
'#\[s](.+)\[/s]#isU',
'#\[sup](.+)\[/sup]#isU',
'#\[sub](.+)\[/sub]#isU',
'#\[left](.+)\[/left]#isU',
'#\[center](.+)\[/center]#isU',
'#\[right](.+)\[/right]#isU',
);
self::$htmlTags = array('<h$1>$2</h$1>',
'<p>$1</p>',
'<hr>',
'<em>$1</em>',
'<strong>$1</strong>',
'<span style="text-decoration:underline;">$1</span>',
'<span style="text-decoration: line-through;">$1</span>',
'<sup>$1</sup>',
'<sub>$1</sub>',
'<div style="text-align: left;">$1</div>',
'<div style="text-align: center;">$1</div>',
'<div style="text-align: right;">$1</div>',
);
}
/**
* Initializes pattern and replacement values
* for converting HTML to BBCode
*/
protected static function initializeHtmlToBbcode()
{
self::$htmlTags = array('#\<h([1-6])>(.+)\</h([1-6])>#isU',
'#\<p>(.+)\</p>#isU',
'#<br ?/?>#isU',
'#<hr ?/?>#isU',
'#\<em>(.+)\</em>#isU',
'#\<strong>(.+)\</strong>#isU',
'#\<sup>(.+)\</sup>#isU',
'#\<sub>(.+)\</sub>#isU',
'#\<div style="text-align: left;">(.+)</div>#isU',
'#\<div style="text-align: center;">(.+)</div>#isU',
'#\<div style="text-align: right;">(.+)</div>#isU',
);
self::$bbcodeTags = array('[h$1]$2[/h$1]',
'[p]$1[/p]',
'',
'[hr]',
'[i]$1[/i]',
'[b]$1[/b]',
'[sup]$1[/sup]',
'[sub]$1[/sub]',
'[left]$1[/left]',
'[center]$1[/center]',
'[right]$1[/right]',
);
}
//}
/**
* Clean repeated or unwanted <br> or <br />
*/
public static function cleanHtmlBr($string)
{
$eol = PHP_EOL;
$string = preg_replace("#(<br ?/?>{$eol}){2,}#", "<br>{$eol}", $string);
$string = preg_replace("#(</?h[0-6]>|</?p>|</?hr>)<br>#","$1",$string);
return $string;
}
}
?> |
