/usr/share/horde/wicked/lib/Text_Wiki/Render/Xhtml/Image2.php is in php-horde-wicked 2.0.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* This class renders an inline image.
*
* @package Wicked
*/
class Text_Wiki_Render_Xhtml_Image2 extends Text_Wiki_Render
{
public $conf = array(
'base' => '',
'url_base' => null,
'css' => null,
'css_link' => null
);
/**
* Renders a token into text matching the requested format.
*
* @param array $options The "options" portion of the token (second
* element).
*
* @return string The text rendered from the token options.
*/
public function token($options)
{
if (!isset($options['attr']['alt'])) {
$options['attr']['alt'] = $options['src'];
}
if (strpos($options['src'], '://') === false) {
if ($options['src'][0] != '/') {
if (strpos($options['src'], ':')) {
list($page, $options['src']) = explode(':', $options['src'], 2);
} else {
$page = Horde_Util::getFormData('page');
if ($page == 'EditPage') {
$page = Horde_Util::getFormData('referrer');
}
if (empty($page)) {
$page = 'Wiki/Home';
}
}
$params = array('page' => $page,
'mime' => '1',
'file' => $options['src']);
$options['src'] = $GLOBALS['registry']
->downloadUrl($options['src'], $params)
->setRaw(true);
}
} else {
$options['src'] = new Horde_Url(Horde::externalUrl($options['src']));
$options['src']->setRaw(true);
}
// Send external links through Horde::externalUrl().
if (isset($options['attr']['link']) &&
strpos($options['attr']['link'], '://')) {
$href = htmlspecialchars($options['attr']['link']);
unset($options['attr']['link']);
return Horde::link(Horde::externalUrl($href), $href) . $this->_token($options) . '</a>';
} else {
return $this->_token($options);
}
}
/**
* Render code from Text_Wiki's Image with Horde tweaks (remove
* getimagesize call, etc).
*
* @access private
*
* @param array $options The "options" portion of the token (second
* element).
*
* @return string The text rendered from the token options.
*/
protected function _token($options)
{
// note the image source
$src = $options['src'];
// is the source a local file or URL?
if (strpos($src, '://') === false) {
// the source refers to a local file.
// add the URL base to it.
$src = $this->getConf('base', '/') . $src;
}
// stephane@metacites.net
// is the image clickable?
if (isset($options['attr']['link'])) {
// yes, the image is clickable.
// are we linked to a URL or a wiki page?
if (strpos($options['attr']['link'], '://')) {
// it's a URL, prefix the URL base
$href = $this->getConf('url_base') . $options['attr']['link'];
} else {
// it's a WikiPage; assume it exists.
/** @todo This needs to honor sprintf wikilinks (pmjones) */
/** @todo This needs to honor interwiki (pmjones) */
/** @todo This needs to honor freelinks (pmjones) */
$href = $this->wiki->getRenderConf('xhtml', 'wikilink', 'view_url') .
$options['attr']['link'];
}
} else {
// image is not clickable.
$href = null;
}
// unset so it won't show up as an attribute
unset($options['attr']['link']);
// start the HTML output
$output = '<img src="' . htmlspecialchars($src) . '"';
// get the CSS class but don't add it yet
$css = $this->formatConf(' class="%s"', 'css');
// add the attributes to the output, and be sure to
// track whether or not we find an "alt" attribute
$alt = false;
foreach ($options['attr'] as $key => $val) {
// track the 'alt' attribute
if (strtolower($key) == 'alt') {
$alt = true;
}
// the 'class' attribute overrides the CSS class conf
if (strtolower($key) == 'class') {
$css = null;
}
$key = htmlspecialchars($key);
$val = htmlspecialchars($val);
$output .= " $key=\"$val\"";
}
// always add an "alt" attribute per Stephane Solliec
if (!$alt) {
$alt = htmlspecialchars(basename($options['src']));
$output .= " alt=\"$alt\"";
}
// end the image tag with the automatic CSS class (if any)
$output .= "$css />";
// was the image clickable?
if ($href) {
// yes, add the href and return
$href = htmlspecialchars($href);
$css = $this->formatConf(' class="%s"', 'css_link');
$output = "<a$css href=\"$href\">$output</a>";
}
return $output;
}
}
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