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|
<?php
namespace SMW\Exporter;
use SMW\DIWikiPage;
/**
* @license GNU GPL v2+
* @since 2.2
*
* @author Markus Krötzsch
*/
class Escaper {
/**
* @since 2.2
*
* @param DIWikiPage $diWikiPage
*
* @return string
*/
static public function encodePage( DIWikiPage $diWikiPage ) {
$localName = '';
if ( $diWikiPage->getInterwiki() !== '' ) {
$localName = $diWikiPage->getInterwiki() . ':';
}
if ( $diWikiPage->getNamespace() === SMW_NS_PROPERTY ) {
$localName .= 'Property' . ':' . $diWikiPage->getDBkey();
} elseif ( $diWikiPage->getNamespace() === NS_CATEGORY ) {
$localName .= 'Category' . ':' . $diWikiPage->getDBkey();
} elseif ( $diWikiPage->getNamespace() !== NS_MAIN ) {
$localName .= str_replace( ' ', '_', $GLOBALS['wgContLang']->getNSText( $diWikiPage->getNamespace() ) ) . ':' . $diWikiPage->getDBkey();
} else {
$localName .= $diWikiPage->getDBkey();
}
return self::encodeUri( $localName );
}
/**
* @param string
*
* @return string
*/
static public function armorChars( $string ) {
return str_replace( [ '/' ], [ '-2F' ], $string );
}
/**
* This function escapes symbols that might be problematic in XML in a uniform
* and injective way.
*
* @param string
*
* @return string
*/
static public function encodeUri( $uri ) {
$uri = $GLOBALS['smwgExportResourcesAsIri'] ? $uri : wfUrlencode( $uri );
$uri = str_replace(
[ '-', ' ' ],
[ '-2D', '_' ],
$uri
);
$uri = str_replace(
[ '*', ',' , ';', '<', '>', '(', ')', '[', ']', '{', '}', '\\', '$', '^', ':', '"', '#', '&', "'", '+', '!', '%' ],
[ '-2A', '-2C', '-3B', '-3C', '-3E', '-28', '-29', '-5B', '-5D', '-7B', '-7D', '-5C', '-24', '-5E', '-3A', '-22', '-23', '-26', '-27', '-2B', '-21', '-' ],
$uri
);
return $uri;
}
/**
* This function unescapes URIs generated with Escaper::decodeUri.
*
* @param string
*
* @return string
*/
static public function decodeUri( $uri ) {
$uri = str_replace(
[ '-2A', '-2C', '-3B', '-3C', '-3E', '-28', '-29', '-5B', '-5D', '-7B', '-7D', '-5C', '-24', '-5E', '-3A', '-22', '-23', '-26', '-27', '-2B', '-21', '-25', '-' ],
[ '*', ',' , ';', '<', '>', '(', ')', '[', ']', '{', '}', '\\', '$', '^', ':', '"', '#', '&', "'", '+', '!', '%', '%' ],
$uri
);
$uri = str_replace( '%2D', '-', $uri );
return $uri;
}
}
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