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<?php
require_once 'Text/Wiki/Render/Xhtml/Wikilink.php';
/**
* @package Wicked
*/
class Text_Wiki_Render_Xhtml_Wikilink2 extends Text_Wiki_Render_Xhtml_Wikilink
{
/**
* Renders a token into XHTML.
*
* @access public
*
* @param array $options The "options" portion of the token (second
* element).
*
* @return string The text rendered from the token options.
*/
public function token($options)
{
// make nice variable names (page, anchor, text)
extract($options);
// is there a "page existence" callback?
// we need to access it directly instead of through
// getConf() because we'll need a reference (for
// object instance method callbacks).
if (isset($this->conf['exists_callback'])) {
$callback =& $this->conf['exists_callback'];
} else {
$callback = false;
}
if ($callback) {
// use the callback function
$exists = call_user_func($callback, $page);
} else {
// no callback, go to the naive page array.
$list = $this->getConf('pages');
if (is_array($list)) {
// yes, check against the page list
$exists = in_array($page, $list);
} else {
// no, assume it exists
$exists = true;
}
}
$anchor = $this->urlEncode(substr($anchor, 1));
if (strlen($anchor)) {
$anchor = '#' . $anchor;
}
// Does the page exist?
if ($exists) {
$href = sprintf(preg_replace('/%(?!s)/', '%%', $this->getConf('view_url')), $GLOBALS['conf']['urls']['pretty'] == 'rewrite' ? htmlspecialchars($page) : $this->urlEncode($page)) . $anchor;
// get the CSS class and generate output
$css = ' class="'.$this->textEncode($this->getConf('css')).'"';
$start = '<a'.$css.' href="'.$this->textEncode($href).'">';
$end = '</a>';
} else {
$new_url = $this->getConf('new_url');
if (!$new_url) {
return $this->textEncode($text);
}
$href = sprintf(preg_replace('/%(?!s)/', '%%', $new_url), $GLOBALS['conf']['urls']['pretty'] == 'rewrite' ? htmlspecialchars($page) : $this->urlEncode($page));
// get the appropriate CSS class and new-link text
$css = ' class="'.$this->textEncode($this->getConf('css_new')).'"';
$new = $this->getConf('new_text');
// what kind of linking are we doing?
$pos = $this->getConf('new_text_pos');
if (! $pos || ! $new) {
// no position (or no new_text), use css only on the page name
$start = '<a'.$css.' href="'.$this->textEncode($href).'">';
$end = '</a>';
} elseif ($pos == 'before') {
// use the new_text BEFORE the page name
$start = '<a'.$css.' href="'.$this->textEncode($href).'">'.$this->textEncode($new).'</a>';
$end = '';
} else {
// default, use the new_text link AFTER the page name
$start = '';
$end = '<a'.$css.' href="'.$this->textEncode($href).'">'.$this->textEncode($new).'</a>';
}
}
if (!strlen($text)) {
$start .= $this->textEncode($page);
}
if (isset($type)) {
switch ($type) {
case 'start':
$output = $start;
break;
case 'end':
$output = $end;
break;
}
} else {
$output = $start.$this->textEncode($text).$end;
}
return $output;
}
}
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