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<?php
/**
* Script for creating graphml xml file of language fallbacks.
*
* @author Niklas Laxström
*
* @copyright Copyright © 2012-2013, Niklas Laxström
* @license GPL-2.0+
* @file
*/
// Standard boilerplate to define $IP
if ( getenv( 'MW_INSTALL_PATH' ) !== false ) {
$IP = getenv( 'MW_INSTALL_PATH' );
} else {
$dir = __DIR__;
$IP = "$dir/../../..";
}
require_once "$IP/maintenance/Maintenance.php";
/// Creates graphml xml file of language fallbacks.
class FallbacksCompare extends Maintenance {
public function __construct() {
parent::__construct();
$this->mDescription = 'Creates graphml xml file of language fallbacks.';
}
public function execute() {
$template = <<<XML
<?xml version="1.0" encoding="UTF-8"?>
<graphml
xmlns="http://graphml.graphdrawing.org/xmlns"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://graphml.graphdrawing.org/xmlns
http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd"
xmlns:y="http://www.yworks.com/xml/graphml">
<key id="code" for="node" yfiles.type="nodegraphics"/>
<graph id="G" edgedefault="directed">
$1
</graph>
</graphml>
XML;
$langs = Language::fetchLanguageNames( null, 'mw' );
$nodes = $edges = array();
foreach ( $langs as $code => $name ) {
$fallbacks = Language::getFallbacksFor( $code );
if ( $fallbacks === array( 'en' ) ) {
continue;
}
$nodes[$code] = $this->createNode( $code );
$prev = $code;
foreach ( $fallbacks as $fb ) {
$nodes[$fb] = $this->createNode( $fb );
$edges[$fb . $prev] = Xml::element( 'edge', array( 'source' => $prev, 'target' => $fb ) );
$prev = $fb;
}
}
$output = array_merge( $nodes, $edges );
$output = "\t\t" . implode( "\n\t\t", $output );
echo str_replace( '$1', $output, $template );
}
protected function createNode( $code ) {
return
Xml::openElement( 'node', array( 'id' => $code ) )
. Xml::openElement( 'data', array( 'key' => "code" ) )
. Xml::openElement( 'y:Shpapenode' )
. Xml::element( 'y:NodeLabel', array(), $code )
. Xml::closeElement( 'y:Shpapenode' )
. Xml::closeElement( 'data' )
. Xml::closeElement( 'node' );
}
}
$maintClass = 'FallbacksCompare';
require_once DO_MAINTENANCE;
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