textile2.php

在综合英文版XOOPS 2.09, 2.091, 2.092 的基础上正式发布XOOPS 2.09中文版 XOOPS 2.09x 版主要是PHP5升级、bug修正和安全补正： 1 全面兼容PHP 5.

}

// -------------------------------------------------------------
function getRefs($text)
{
	return preg_replace_callback("/(?<=^|\s)\[(.+)\]((?:http:\/\/|\/)\S+)(?=\s|$)/U",
		"refs",$text);
}

// -------------------------------------------------------------
function refs($m)
{
	list(,$flag,$url) = $m;
	$GLOBALS['urlrefs'][$flag] = $url;
	return '';
}

// -------------------------------------------------------------
function checkRefs($text)
{
	global $urlrefs;
	return (isset($urlrefs[$text])) ? $urlrefs[$text] : $text;
}

// -------------------------------------------------------------
function image($text)
{
	global $textile_c;
	return preg_replace_callback("/
		\!                   # opening
		(\<|\=|\>)?          # optional alignment atts
		($textile_c)                 # optional style,class atts
		(?:\. )?             # optional dot-space
		([^\s(!]+)           # presume this is the src
		\s?                  # optional space
		(?:\(([^\)]+)\))?    # optional title
		\!                   # closing
		(?::(\S+))?          # optional href
		(?=\s|$)             # lookahead: space or end of string
	/Ux","fImage",$text);
}

// -------------------------------------------------------------
function fImage($m)
{
	list(,$algn,$atts,$url) = $m;
	$atts = pba($atts);
	$atts.= ($algn!='') ? ' align="'.iAlign($algn).'"' : '';
	$atts.= (isset($m[4])) ? ' title="'.$m[4].'"' : '';
	$size = @getimagesize($url);
	if($size) $atts.= " $size[3]";

	$href = (isset($m[5])) ? checkRefs($m[5]) : '';
	$url = checkRefs($url);

	$out = '';
	$out.= ($href!='') ? '<a href="'.$href.'">' : '';
	$out.= '<img src="'.$url.'"'.$atts.' />';
	$out.= ($href!='') ? '</a>' : '';

	return $out;
}

// -------------------------------------------------------------
function code($text)
{
	global $pnct;
	return preg_replace_callback("/
		(?:^|(?<=[\s\(])|([[{]))         # 1 open bracket?
		@                                # opening
		(?:\|(\w+)\|)?                   # 2 language
		(.+)                             # 3 code
		@                                # closing
		(?:$|([\]}])|
		(?=[[:punct:]]{1,2}|
		\s))                             # 4 closing bracket?
	/Ux","fCode",$text);
}

// -------------------------------------------------------------
function fCode($m)
{
	list(,$before,$lang,$code,$after) = $m;
	$lang = ($lang!='') ? ' language="'.$lang.'"' : '';
	return $before.'<code'.$lang.'>'.detextile($code).'</code>'.$after;
}

// -------------------------------------------------------------
function shelve($val)
{
	$GLOBALS['shelf'][] = $val;
	return ' <'.count($GLOBALS['shelf']).'>';
}

// -------------------------------------------------------------
function retrieve($text)
{
	global $shelf;
	  $i = 0;
	if(is_array($shelf)) {
	foreach($shelf as $r){
		$i++;
		$text = str_replace("<$i>",$r,$text);
	}
	}
		return $text;
}

// -------------------------------------------------------------
function incomingEntities($text)
{
	/*  turn any incoming ampersands into a dummy character for now.
		This uses a negative lookahead for alphanumerics followed by a semicolon,
		implying an incoming html entity, to be skipped */

	return preg_replace("/&(?![a-z]+;|#[0-9]+;)/i","x%x%",$text);
}

// -------------------------------------------------------------
function encodeEntities($text)
{
	/*  Convert high and low ascii to entities. If multibyte string functions are
		available (on by default in php 4.3+), we convert using unicode mapping as
		defined in the function encode_high(). If not, we use php's nasty
		built-in htmlentities() */

	return (function_exists('mb_encode_numericentity'))
	?    encode_high($text)
	:    htmlentities($text,ENT_NOQUOTES,"utf-8");
}

// -------------------------------------------------------------
function fixEntities($text)
{
	/*  de-entify any remaining angle brackets or ampersands */
	return str_replace(array("&gt;", "&lt;", "&amp;"),
		array(">", "<", "&"), $text);
}

// -------------------------------------------------------------
function cleanWhiteSpace($text)
{
	$out = str_replace(array("\r\n","\t"), array("\n",''), $text);
	$out = preg_replace("/\n{3,}/","\n\n",$out);
	$out = preg_replace("/\n *\n/","\n\n",$out);
	$out = preg_replace('/"$/',"\" ", $out);
	return $out;
}

// -------------------------------------------------------------
function noTextile($text)
{
	return preg_replace('/(^|\s)==(.*)==(\s|$)?/msU',
		'$1<notextile>$2</notextile>$3',$text);
}

// -------------------------------------------------------------
function superscript($text)
{
	return preg_replace('/\^(.*)\^/mU','<sup>$1</sup>',$text);
}

// -------------------------------------------------------------
function footnoteRef($text)
{
	return preg_replace('/\b\[([0-9]+)\](\s)?/U',
		'<sup><a href="#fn$1">$1</a></sup>$2',$text);
}

// -------------------------------------------------------------
function glyphs($text)
{
		// fix: hackish
	$text = preg_replace('/"\z/',"\" ", $text);

	$glyph_search = array(
	'/([^\s[{(>])?\'(?(1)|(?=\s|s\b|[[:punct:]]))/',        //  single closing
	'/\'/',                                                 //  single opening
	'/([^\s[{(>])?"(?(1)|(?=\s|[[:punct:]]))/',             //  double closing
	'/"/',                                                  //  double opening
	'/\b( )?\.{3}/',                                        //  ellipsis
	'/\b([A-Z][A-Z0-9]{2,})\b(?:[(]([^)]*)[)])/',           //  3+ uppercase acronym
	'/(^|[^"][>\s])([A-Z][A-Z0-9 ]{2,})([^<a-z0-9]|$)/',    //  3+ uppercase caps
	'/\s?--\s?/',                                           //  em dash
	'/\s-\s/',                                              //  en dash
	'/(\d+) ?x ?(\d+)/',                                    //  dimension sign
	'/\b ?[([]TM[])]/i',                                    //  trademark
	'/\b ?[([]R[])]/i',                                     //  registered
	'/\b ?[([]C[])]/i');                                    //  copyright

$glyph_replace = array(
	'$1&#8217;$2',                          //  single closing
	'&#8216;',                              //  single opening
	'$1&#8221;',                            //  double closing
	'&#8220;',                              //  double opening
	'$1&#8230;',                            //  ellipsis
	'<acronym title="$2">$1</acronym>',     //  3+ uppercase acronym
	'$1<span class="caps">$2</span>$3',     //  3+ uppercase caps
	'&#8212;',                              //  em dash
	' &#8211; ',                            //  en dash
	'$1&#215;$2',                           //  dimension sign
	'&#8482;',                              //  trademark
	'&#174;',                               //  registered
	'&#169;');                              //  copyright


$codepre = false;
	/*  if no html, do a simple search and replace... */
if (!preg_match("/<.*>/",$text)) {
	$text = preg_replace($glyph_search,$glyph_replace,$text);
	return $text;
} else {
	$text = preg_split("/(<.*>)/U",$text,-1,PREG_SPLIT_DELIM_CAPTURE);
	foreach($text as $line) {
			$offtags = ('code|pre|kbd|notextile');

				/*  matches are off if we're between <code>, <pre> etc. */
			if (preg_match('/<('.$offtags.')>/i',$line)) $codepre = true;
			if (preg_match('/<\/('.$offtags.')>/i',$line)) $codepre = false;

			if (!preg_match("/<.*>/",$line) && $codepre == false) {
				$line = preg_replace($glyph_search,$glyph_replace,$line);
			}

				/* do htmlspecial if between <code> */
			if ($codepre == true) {
				$line = htmlspecialchars($line,ENT_NOQUOTES,"UTF-8");
				$line = preg_replace('/&lt;(\/?'.$offtags.')&gt;/',"<$1>",$line);
			}

		$glyph_out[] = $line;
	}
	return join('',$glyph_out);
}
}

// -------------------------------------------------------------
function iAlign($in)
{
	$vals = array(
		'<'=>'left',
		'='=>'center',
		'>'=>'right');
	return (isset($vals[$in])) ? $vals[$in] : '';
}

// -------------------------------------------------------------
function hAlign($in)
{
	$vals = array(
		'<'=>'left',
		'='=>'center',
		'>'=>'right',
		'<>'=>'justify');
	return (isset($vals[$in])) ? $vals[$in] : '';
}

// -------------------------------------------------------------
function vAlign($in)
{
	$vals = array(
		'^'=>'top',
		'-'=>'middle',
		'~'=>'bottom');
	return (isset($vals[$in])) ? $vals[$in] : '';
}

// -------------------------------------------------------------
function encode_high($text,$charset="UTF-8")
{
	$cmap = cmap();
	return mb_encode_numericentity($text, $cmap, $charset);
}

// -------------------------------------------------------------
function decode_high($text,$charset="UTF-8")
{
	$cmap = cmap();
	return mb_decode_numericentity($text, $cmap, $charset);
}

// -------------------------------------------------------------
function cmap()
{
	$f = 0xffff;
	$cmap = array(
	 160,  255,  0, $f,
	 402,  402,  0, $f,
	 913,  929,  0, $f,
	 931,  937,  0, $f,
	 945,  969,  0, $f,
	 977,  978,  0, $f,
	 982,  982,  0, $f,
	 8226, 8226, 0, $f,
	 8230, 8230, 0, $f,
	 8242, 8243, 0, $f,
	 8254, 8254, 0, $f,
	 8260, 8260, 0, $f,
	 8465, 8465, 0, $f,
	 8472, 8472, 0, $f,
	 8476, 8476, 0, $f,
	 8482, 8482, 0, $f,
	 8501, 8501, 0, $f,
	 8592, 8596, 0, $f,
	 8629, 8629, 0, $f,
	 8656, 8660, 0, $f,
	 8704, 8704, 0, $f,
	 8706, 8707, 0, $f,
	 8709, 8709, 0, $f,
	 8711, 8713, 0, $f,
	 8715, 8715, 0, $f,
	 8719, 8719, 0, $f,
	 8721, 8722, 0, $f,
	 8727, 8727, 0, $f,
	 8730, 8730, 0, $f,
	 8733, 8734, 0, $f,
	 8736, 8736, 0, $f,
	 8743, 8747, 0, $f,
	 8756, 8756, 0, $f,
	 8764, 8764, 0, $f,
	 8773, 8773, 0, $f,
	 8776, 8776, 0, $f,
	 8800, 8801, 0, $f,
	 8804, 8805, 0, $f,
	 8834, 8836, 0, $f,
	 8838, 8839, 0, $f,
	 8853, 8853, 0, $f,
	 8855, 8855, 0, $f,
	 8869, 8869, 0, $f,
	 8901, 8901, 0, $f,
	 8968, 8971, 0, $f,
	 9001, 9002, 0, $f,
	 9674, 9674, 0, $f,
	 9824, 9824, 0, $f,
	 9827, 9827, 0, $f,
	 9829, 9830, 0, $f,
	 338,  339,  0, $f,
	 352,  353,  0, $f,
	 376,  376,  0, $f,
	 710,  710,  0, $f,
	 732,  732,  0, $f,
	 8194, 8195, 0, $f,
	 8201, 8201, 0, $f,
	 8204, 8207, 0, $f,
	 8211, 8212, 0, $f,
	 8216, 8218, 0, $f,
	 8218, 8218, 0, $f,
	 8220, 8222, 0, $f,
	 8224, 8225, 0, $f,
	 8240, 8240, 0, $f,
	 8249, 8250, 0, $f,
	 8364, 8364, 0, $f);
	return $cmap;
}


// -------------------------------------------------------------
    function textile_popup_help($name,$helpvar,$windowW,$windowH) {
        return ' <a target="_blank" href="http://www.textpattern.com/help/?item='.$helpvar.'" onclick="window.open(this.href, \'popupwindow\', \'width='.$windowW.',height='.$windowH.',scrollbars,resizable\'); return false;">'.$name.'</a><br />';

        return $out;
    }

    function txtgps($thing)
    {
        if (isset($_POST[$thing])){
            if (get_magic_quotes_gpc()==1){
                return stripslashes($_POST[$thing]);
            } else {
                return $_POST[$thing];
            }
        } else {
            return '';
        }
    }
}
// WordPress users.  If you want to change what is textiled, do so here!
// Default filters we don't want because of Textile 2
remove_filter('the_content', 'wpautop');
remove_filter('the_excerpt', 'wpautop');
remove_filter('comment_text', 'wpautop');

remove_filter('the_content', 'wptexturize');
remove_filter('the_excerpt', 'wptexturize');
remove_filter('comment_text', 'wptexturize');

add_filter('the_content', 'textile', 6);
add_filter('the_excerpt', 'textile', 6);
add_filter('comment_text', 'textile', 6);

?>