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Old 11-28-2005, 12:11 AM   PM User | #1
Element
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FUNCTIONS: Basic BBCode

I found these on some site in comments, don't remember where but I thought it would be usefull for people that want to have somewhat safe commenting (Or use where nessessary)

PHP Code:
<?php

function bbcode2html($message) {
   
$message    strip_tags($message'<center></center><b></b><i></i><u></u><a></a><img><br>');
  
   
$message    str_replace ("\n""<br>""$message");
   
$message    str_replace ("[BR]""<br>""$message");
   
$message    str_replace("[CENTR]""<center"$message);
   
$message    str_replace("[/CENTR]""</center"$message);
   
$message    str_replace ("[U]""<u>""$message");
   
$message    str_replace ("[/U]""</u>""$message");
   
$message    str_replace ("[I]""<i>""$message");
   
$message    str_replace ("[/I]""</i>""$message");
   
$message    str_replace ("[B]""<b>""$message");
   
$message    str_replace ("[/B]""</b>""$message");
   
$message    str_replace ("[br]""<br>""$message");
   
$message    str_replace("[center]""<center"$message);
   
$message    str_replace("[/center]""</center"$message);
   
$message    str_replace ("[u]""<u>""$message");
   
$message    str_replace ("[/u]""</u>""$message");
   
$message    str_replace ("[i]""<i>""$message");
   
$message    str_replace ("[/i]""</i>""$message");
   
$message    str_replace ("[b]""<b>""$message");
   
$message    str_replace ("[/b]""</b>""$message");

   
$message    replaceUrl($message);
   
$message    replaceImg($message);
  
   return 
$message;
}

function 
replaceImg($message) {
   
// Make image from [img]htp://.... [/img]
   
while(strpos($message"[img]")!==false){
       
$begImg strpos($message"[img]");
       
$endImg strpos($message"[/img]");
       
$img substr($message$begImg$endImg-$begImg+6);
  
       
$link        substr($img5$endImg $begImg -5);
       
$htmlImg    "<img src=$link border='0'>";
     
       
$message str_replace($img$htmlImg$message);
       
// searches for other [img]-nodes
   
}
   return 
$message;
}

function 
replaceUrl($message) {
   
// Make link from [url]htp://.... [/url] or [url=http://.... ]text[/url]
   
while(strpos($message"[url")!==false){
       
$begUrl strpos($message"[url");
       
$endUrl strpos($message"[/url]");
       
$url substr($message$begUrl$endUrl-$begUrl+6);
       
$posBracket strpos($url"]");
  
       if (
$posBracket != null){
           if (
$posBracket == 4){ 
               
// [url]http://.... [/url]
               
$link        substr($url5$endUrl $begUrl -5);
               
$htmlUrl    "<a href=$link target='_blank'>$link</A>";
           } else {          
               
// [url=http://....]text[/url]
               
$link        substr($url5$posBracket-5);
               
$text        substr($url$posBracket+1strpos($url"[/url]") - $posBracket-1);
               
$htmlUrl    "<a href=$link target='main'>$text</A>";
           }
       }
             
       
$message str_replace($url$htmlUrl$message);
       
// searches for other [url]-nodes
   
}
   return 
$message;
}

$string "[b]BOLD[/b], [i]Italics[/i], [u]Underlined[/u] BR(x2): [br][br]
[center]Center[/center][br][br]
[url=http://dermetz.shack-cafe.com/]The Butcher Shop[/url] URL format 1
[url]http://dermetz.shack-cafe.com/[/url] URL format 2[br][br]
[img]http://shack-cafe.com/Meshuggah_Jordan.jpg[/img][br]Image"
;

$new_message bbcode2html($string);

echo 
'<p>';
echo 
$new_message;
echo 
'</p>';

?>
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