tags. This includes
* running htmlspecialchars() over the text contained between
* any pair of [code] tags that are at the first level of
* nesting. Tags at the first level of nesting are indicated
* by this format: [code:1:$uid] ... [/code:1:$uid]
* Other tags are in this format: [code:$uid] ... [/code:$uid]
*/
function bbencode_second_pass_code($text, $uid, $bbcode_tpl)
{
global $lang;
$code_start_html = $bbcode_tpl['code_open'];
$code_end_html = $bbcode_tpl['code_close'];
// First, do all the 1st-level matches. These need an htmlspecialchars() run,
// so they have to be handled differently.
$match_count = preg_match_all("#\[code:1:$uid\](.*?)\[/code:1:$uid\]#si", $text, $matches);
for ($i = 0; $i < $match_count; $i++)
{
$before_replace = $matches[1][$i];
$after_replace = $matches[1][$i];
// Replace 2 spaces with " " so non-tabbed code indents without making huge long lines.
$after_replace = str_replace(" ", " ", $after_replace);
// now Replace 2 spaces with " " to catch odd #s of spaces.
$after_replace = str_replace(" ", " ", $after_replace);
// Replace tabs with " " so tabbed code indents sorta right without making huge long lines.
$after_replace = str_replace("\t", " ", $after_replace);
// now Replace space occurring at the beginning of a line
$after_replace = preg_replace("/^ {1}/m", ' ', $after_replace);
$str_to_match = "[code:1:$uid]" . $before_replace . "[/code:1:$uid]";
$replacement = $code_start_html;
$replacement .= $after_replace;
$replacement .= $code_end_html;
$text = str_replace($str_to_match, $replacement, $text);
}
// Now, do all the non-first-level matches. These are simple.
$text = str_replace("[code:$uid]", $code_start_html, $text);
$text = str_replace("[/code:$uid]", $code_end_html, $text);
return $text;
} // bbencode_second_pass_code()
/**
* Rewritten by Nathan Codding - Feb 6, 2001.
* - Goes through the given string, and replaces xxxx://yyyy with an HTML <a> tag linking
* to that URL
* - Goes through the given string, and replaces www.xxxx.yyyy[zzzz] with an HTML <a> tag linking
* to http://www.xxxx.yyyy[/zzzz]
* - Goes through the given string, and replaces xxxx@yyyy with an HTML mailto: tag linking
* to that email address
* - Only matches these 2 patterns either after a space, or at the beginning of a line
*
* Notes: the email one might get annoying - it's easy to make it more restrictive, though.. maybe
* have it require something like xxxx@yyyy.zzzz or such. We'll see.
*/
function make_clickable($text)
{
$text = preg_replace('#(script|about|applet|activex|chrome):#is', "\\1:", $text);
// pad it with a space so we can match things at the start of the 1st line.
$ret = ' ' . $text;
// matches an "xxxx://yyyy" URL at the start of a line, or after a space.
// xxxx can only be alpha characters.
// yyyy is anything up to the first space, newline, comma, double quote or <
$ret = preg_replace("#(^|[\n ])([\w]+?://[\w\#$%&~/.\-;:=,?@\[\]+]*)#is", "\\1<a href="\\2" target="_blank">\\2</a>", $ret);
// matches a "www|ftp.xxxx.yyyy[/zzzz]" kinda lazy URL thing
// Must contain at least 2 dots. xxxx contains either alphanum, or "-"
// zzzz is optional.. will contain everything up to the first space, newline,
// comma, double quote or <.
$ret = preg_replace("#(^|[\n ])((www|ftp)\.[\w\#$%&~/.\-;:=,?@\[\]+]*)#is", "\\1<a href="http://\\2" target="_blank">\\2</a>", $ret);
// matches an email@domain type address at the start of a line, or after a space.
// Note: Only the followed chars are valid; alphanums, "-", "_" and or ".".
$ret = preg_replace("#(^|[\n ])([a-z0-9&\-_.]+?)@([\w\-]+\.([\w\-\.]+\.)*[\w]+)#i", "\\1<a href="mailto:\\2@\\3">\\2@\\3</a>", $ret);
// Remove our padding..
$ret = substr($ret, 1);
return($ret);
}
/**
* Nathan Codding - Feb 6, 2001
* Reverses the effects of make_clickable(), for use in editpost.
* - Does not distinguish between "www.xxxx.yyyy" and "http://aaaa.bbbb" type URLs.
*
*/
function undo_make_clickable($text)
{
$text = preg_replace("#<a href="(.*?)" target="_blank">.*?</a>#i", "\\1", $text);
$text = preg_replace("#<a href="mailto:(.*?)">.*?</a>#i", "\\1", $text);
return $text;
}
/**
* Nathan Codding - August 24, 2000.
* Takes a string, and does the reverse of the PHP standard function
* htmlspecialchars().
*/
function undo_htmlspecialchars($input)
{
$input = preg_replace("/>/i", ">", $input);
$input = preg_replace("/</i", "<", $input);
$input = preg_replace("/"/i", """, $input);
$input = preg_replace("/&/i", "&", $input);
return $input;
}
/**
* This is used to change a [*] tag into a [*:$uid] tag as part
* of the first-pass bbencoding of [list] tags. It fits the
* standard required in order to be passed as a variable
* function into bbencode_first_pass_pda().
*/
function replace_listitems($text, $uid)
{
$text = str_replace("[*]", "[*:$uid]", $text);
return $text;
}
/**
* Escapes the "/" character with "\/". This is useful when you need
* to stick a runtime string into a PREG regexp that is being delimited
* with slashes.
*/
function escape_slashes($input)
{
$output = str_replace('/', '\/', $input);
return $output;
}
/**
* This function does exactly what the PHP4 function array_push() does
* however, to keep phpBB compatable with PHP 3 we had to come up with our own
* method of doing it.
* This function was deprecated in phpBB 2.0.18
*/
function bbcode_array_push(&$stack, $value)
{
$stack[] = $value;
return(sizeof($stack));
}
/**
* This function does exactly what the PHP4 function array_pop() does
* however, to keep phpBB compatable with PHP 3 we had to come up with our own
* method of doing it.
* This function was deprecated in phpBB 2.0.18
*/
function bbcode_array_pop(&$stack)
{
$arrSize = count($stack);
$x = 1;
while(list($key, $val) = each($stack))
{
if($x < count($stack))
{
$tmpArr[] = $val;
}
else
{
$return_val = $val;
}
$x++;
}
$stack = $tmpArr;
return($return_val);
}
//
// Smilies code ... would this be better tagged on to the end of bbcode.php?
// Probably so and I'll move it before B2
//
function smilies_pass($message)
{
static $orig, $repl;
if (!isset($orig))
{
global $db, $board_config;
$orig = $repl = array();
$sql = 'SELECT * FROM ' . SMILIES_TABLE;
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't obtain smilies data", "", __LINE__, __FILE__, $sql);
}
$smilies = $db->sql_fetchrowset($result);
if (count($smilies))
{
usort($smilies, 'smiley_sort');
}
for ($i = 0; $i < count($smilies); $i++)
{
$orig[] = "/(?<=.\W|\W.|^\W)" . preg_quote($smilies[$i]['code'], "/") . "(?=.\W|\W.|\W$)/";
$repl[] = '<img src="'. $board_config['smilies_path'] . '/' . $smilies[$i]['smile_url'] . '" alt="' . $smilies[$i]['emoticon'] . '" border="0" />';
}
}
if (count($orig))
{
$message = preg_replace($orig, $repl, ' ' . $message . ' ');
$message = substr($message, 1, -1);
}
return $message;
}
function smiley_sort($a, $b)
{
if ( strlen($a['code']) == strlen($b['code']) )
{
return 0;
}
return ( strlen($a['code']) > strlen($b['code']) ) ? -1 : 1;
}
?>
:$uid]", $bbcode_tpl['olist_close'], $text);