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<?php
namespace Mediawiki\Api\Service;
use Mediawiki\Api\SimpleRequest;
use Mediawiki\DataModel\NamespaceInfo;
/**
* @access private
*
* @author gbirke
*/
class NamespaceGetter extends Service {
/**
* Find a namespace by its canonical name
*
* @param string $canonicalName
* @return NamespaceInfo|null
*/
public function getNamespaceByCanonicalName( $canonicalName ) {
$result = $this->getNamespaceResult()['query'];
foreach ( $result['namespaces'] as $nsInfo ) {
if ( !empty( $nsInfo['canonical'] ) && $nsInfo['canonical'] === $canonicalName ) {
return $this->createNamespaceFromQuery( $nsInfo, $result['namespacealiases'] );
}
}
return null;
}
/**
* Find a namespace by its canonical name, local name or namespace alias
*
* @param string $name
* @return NamespaceInfo|null
*/
public function getNamespaceByName( $name ) {
$result = $this->getNamespaceResult()['query'];
foreach ( $result['namespaces'] as $nsInfo ) {
if ( ( !empty( $nsInfo['canonical'] ) && $nsInfo['canonical'] === $name ) ||
$nsInfo['*'] === $name ) {
return $this->createNamespaceFromQuery( $nsInfo, $result['namespacealiases'] );
}
}
foreach ( $result['namespacealiases'] as $alias ) {
if ( $alias['*'] === $name && !empty( $result['namespaces'][$alias['id']] ) ) {
return $this->createNamespaceFromQuery(
$result['namespaces'][$alias['id']],
$result['namespacealiases']
);
}
}
return null;
}
/**
* @return NamespaceInfo[]
*/
public function getNamespaces() {
$namespaces = [];
$result = $this->getNamespaceResult()['query'];
foreach ( $result['namespaces'] as $nsInfo ) {
$namespaces[$nsInfo['id']] = $this->createNamespaceFromQuery(
$nsInfo, $result['namespacealiases']
);
}
return $namespaces;
}
private function createNamespaceFromQuery( $nsInfo, $namespaceAliases ) {
return new NamespaceInfo(
$nsInfo['id'],
empty( $nsInfo['canonical'] ) ? '' : $nsInfo['canonical'],
$nsInfo['*'],
$nsInfo['case'],
empty( $nsInfo['defaultcontentmodel'] ) ? null : $nsInfo['defaultcontentmodel'],
$this->getAliases( $nsInfo['id'], $namespaceAliases )
);
}
/**
* @param int $id
* @param array $namespaceAliases Alias list, as returned by the API
* @return string[]
*/
private function getAliases( $id, $namespaceAliases ) {
$aliases = [];
foreach ( $namespaceAliases as $alias ) {
if ( $alias['id'] === $id ) {
$aliases[] = $alias['*'];
}
}
return $aliases;
}
/**
* @return array
*/
private function getNamespaceResult() {
return $this->api->getRequest( new SimpleRequest(
'query', [
'meta' => 'siteinfo',
'siprop' => 'namespaces|namespacealiases'
]
) );
}
}
|
