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HtmlOutputHelper.php
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HtmlOutputHelper.php
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<?php
namespace Sabre\DAV\Browser;
use Sabre\Uri;
use Sabre\Xml\Service as XmlService;
/**
* This class provides a few utility functions for easily generating HTML for
* the browser plugin.
*
* @copyright Copyright (C) 2007-2015 fruux GmbH. (https://fruux.com/)
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
class HtmlOutputHelper {
/**
* Link to the root of the application.
*
* @var string
*/
protected $baseUri;
/**
* List of xml namespaces.
*
* @var array
*/
protected $namespaceMap;
/**
* Creates the object.
*
* baseUri must point to the root of the application. This will be used to
* easily generate links.
*
* The namespaceMap contains an array with the list of xml namespaces and
* their prefixes. WebDAV uses a lot of XML with complex namespaces, so
* that can be used to make output a lot shorter.
*
* @param string $baseUri
* @param array $namespaceMap
*/
function __construct($baseUri, array $namespaceMap) {
$this->baseUri = $baseUri;
$this->namespaceMap = $namespaceMap;
}
/**
* Generates a 'full' url based on a relative one.
*
* For relative urls, the base of the application is taken as the reference
* url, not the 'current url of the current request'.
*
* Absolute urls are left alone.
*
* @param string $path
* @return string
*/
function fullUrl($path) {
return Uri\resolve($this->baseUri, $path);
}
/**
* Escape string for HTML output.
*
* @param string $input
* @return string
*/
function h($input) {
return htmlspecialchars($input, ENT_COMPAT, 'UTF-8');
}
/**
* Generates a full <a>-tag.
*
* Url is automatically expanded. If label is not specified, we re-use the
* url.
*
* @param string $url
* @param string $label
* @return string
*/
function link($url, $label = null) {
$url = $this->h($this->fullUrl($url));
return '<a href="' . $url . '">' . ($label ? $this->h($label) : $url) . '</a>';
}
/**
* This method takes an xml element in clark-notation, and turns it into a
* shortened version with a prefix, if it was a known namespace.
*
* @param string $element
* @return string
*/
function xmlName($element) {
list($ns, $localName) = XmlService::parseClarkNotation($element);
if (isset($this->namespaceMap[$ns])) {
$propName = $this->namespaceMap[$ns] . ':' . $localName;
} else {
$propName = $element;
}
return "<span title=\"" . $this->h($element) . "\">" . $this->h($propName) . "</span>";
}
}

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