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<?php
/*---------------------------------------------------------------------------
File name ............ common/includes/bbcode.inc.php
Author ............... Antoine Lemoine
Creation date ........ 02.09.2009
Modification date .... 29.01.2010
---------------------------------------------------------------------------*/
function bbdecode($text, $images_folder='')
{
$text = trim($text);
if (substr($images_folder,strlen($images_folder)-1,1)!='/') { $images_folder .= '/'; }
//Remplace les tags Dcode par leur equivalent en HTML
$tags = array('b','i','u','s','left','center','right','justify');
foreach ($tags as $tag)
{
$counter[$tag] = preg_match_all('/\['.$tag.'\]/U',$text,$out,PREG_PATTERN_ORDER)
- preg_match_all('/\[\/'.$tag.'\]/U',$text,$out,PREG_PATTERN_ORDER);
}
$counter['link'] = preg_match_all('/\[link\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['link'] += preg_match_all('/\[link=([^]]*)\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['link'] -= preg_match_all('/\[\/link\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['img'] = preg_match_all('/\[img(?: align=(center|left|right))?\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['img'] -= preg_match_all('/\[\/img\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['size'] = preg_match_all('/\[size=[1-7]\]/U',$text,$out,PREG_PATTERN_ORDER);
$counter['size'] -= preg_match_all('/\[\/size\]/U',$text,$out,PREG_PATTERN_ORDER);
$ok = true;
foreach ($counter as $tag => $n)
{
if ($n!=0) { $ok = false; }
}
if ($ok)
{
// Convertit les nouvelles lignes en <br>
$text = preg_replace("#\r?\n#",'<br />',$text);
$text = concatLines($text);
$text = preg_replace('#\[([bius])\]#i','<\\1>', $text);
$text = preg_replace('#\[/([bius])\]#i','</\\1>', $text);
$text = preg_replace('#\[(left|center|right|justify)\]#i','<div style="text-align: \\1;">', $text);
$text = preg_replace('#\[/(left|center|right|justify)\]#i','</div>', $text);
$text = preg_replace('#\[indent\]#i','<blockquote>', $text);
$text = preg_replace('#\[/indent\]#i','</blockquote>', $text);
$text = preg_replace('#\[size=([1-7])\]#i', '<font size="\\1">', $text);
$text = preg_replace('#\[/size\]#i', '</font>', $text);
$text = splitLines('/(\[link=([^]]*)\])/U','/(\[\/link\])/U',$text);
$text = preg_replace('/\[link\](.*)\[\/link\]/Umi', '<a href="\\1" target="_blank">\\1</a>', $text);
$text = preg_replace('/\[link=([^]]*)\](.*)\[\/link\]/Umi', '<a href="\\1" target="_blank">\\2</a>', $text);
$text = concatLines($text);
$text = splitLines('/(\[\*\])/U',null,$text);
$text = splitLines('/(\[\/list\])/U',null,$text);
$text = preg_replace('/^\[\*\](.*)$/Umi', '<li>$1</li>', $text);
$text = concatLines($text);
$text = splitLines('/(\[list(=1)?\])/U','/(\[\/list\])/U',$text);
$text = preg_replace('/\[list=1\](.*)\[\/list\]/Umi', '<ol>$1</ol>', $text);
$text = preg_replace('/\[list\](.*)\[\/list\]/Umi', '<ul>$1</ul>', $text);
$text = concatLines($text);
// Images
$patterns = array(
'/\[img\]([^]]*)\[\/img\]/i' =>
'<img class="image" src="%filename%" style="width:%width%px;height:%height%px;" %title% />',
'/\[img align=(center|left|right)\]([^]]*)\[\/img\]/i' =>
'<div class="img_$1"><img class="image" src="%filename%" style="width:%width%px;height:%height%px;" %title% /></div>',
'/\[img\]([^]]*)\|([^]]*)\[\/img\]/i' =>
'<div class="img_center"><img class="image" src="%filename%" style="width:%width%px;height:%height%px;" %title% /><br /><span class="legend">$2</span></div>',
'/\[img align=(center|left|right)\]([^]]*)\|([^]]*)\[\/img\]/i' =>
'<div class="img_$1"><img class="image" src="%filename%" style="width:%width%px;height:%height%px;" %title% /><br /><span class="legend">$3</span></div>',
);
foreach ($patterns as $pattern => $replacement)
{
while (preg_match($pattern,$text,$result))
{
$filename = $result[1];
$title = '';
if (substr($filename,0,7)!='http://')
{
$filename = cleanPath($images_folder.$filename);
if (!file_exists($filename))
{
$title = 'title="'.getHtmlValue($filename).'"';
$filename = 'canvas/images/no-image.png';
}
}
else
{
$filename = cleanPath($filename);
if (!@fopen($filename,'r'))
{
$title = 'title="'.getHtmlValue($filename).'"';
$filename = 'canvas/images/no-image.png';
}
}
$image_size = @getimagesize($filename);
$width = $image_size[0];
$height = $image_size[1];
$text = preg_replace($pattern,
str_replace(array('%filename%','%width%','%height%','%title%'),array($filename,$width,$height,$title),$replacement),
$text,1);
}
}
}
else
{
$text .= "<p class=\"error\">Erreur de décodage du bbcode.</p>";
}
return $text;
}
function splitLines($regex1, $regex2, $text)
{
$text = preg_replace($regex1,"\n$1",$text);
if ($regex2!=null) { $text = preg_replace($regex2,"$1\n",$text); }
return $text;
}
function concatLines($text)
{
return preg_replace("/[\r\n]*/i",'',$text);
}
?>