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11-28-2005, 12:11 AM
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#1
Regular Coder
Join Date: Jul 2004
Location: Lynnwood, Washington, US
Posts: 855
Thanks: 2
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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 ( $img , 5 , $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 ( $url , 5 , $endUrl - $begUrl - 5 );
$htmlUrl = "<a href=$link target='_blank'>$link</A>" ;
} else {
// [url=http://....]text[/url]
$link = substr ( $url , 5 , $posBracket - 5 );
$text = substr ( $url , $posBracket + 1 , strpos ( $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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