*/
class ApiQueryTags extends ApiQueryBase {
- /**
- * @var ApiResult
- */
- private $result;
-
- private $limit;
- private $fld_displayname = false, $fld_description = false,
- $fld_hitcount = false;
-
public function __construct( ApiQuery $query, $moduleName ) {
parent::__construct( $query, $moduleName, 'tg' );
}
$prop = array_flip( $params['prop'] );
- $this->fld_displayname = isset( $prop['displayname'] );
- $this->fld_description = isset( $prop['description'] );
- $this->fld_hitcount = isset( $prop['hitcount'] );
-
- $this->limit = $params['limit'];
- $this->result = $this->getResult();
+ $fld_displayname = isset( $prop['displayname'] );
+ $fld_description = isset( $prop['description'] );
+ $fld_hitcount = isset( $prop['hitcount'] );
+ $fld_defined = isset( $prop['defined'] );
+
+ $limit = $params['limit'];
+ $result = $this->getResult();
+
+ $definedTags = array_fill_keys( ChangeTags::listDefinedTags(), 0 );
+
+ # Fetch defined tags that aren't past the continuation
+ if ( $params['continue'] !== null ) {
+ $cont = $params['continue'];
+ $tags = array_filter( array_keys( $definedTags ), function ( $v ) use ( $cont ) {
+ return $v >= $cont;
+ } );
+ $tags = array_fill_keys( $tags, 0 );
+ } else {
+ $tags = $definedTags;
+ }
+ # Merge in all used tags
$this->addTables( 'change_tag' );
$this->addFields( 'ct_tag' );
-
- $this->addFieldsIf( array( 'hitcount' => 'COUNT(*)' ), $this->fld_hitcount );
-
- $this->addOption( 'LIMIT', $this->limit + 1 );
+ $this->addFields( array( 'hitcount' => $fld_hitcount ? 'COUNT(*)' : '0' ) );
+ $this->addOption( 'LIMIT', $limit + 1 );
$this->addOption( 'GROUP BY', 'ct_tag' );
$this->addWhereRange( 'ct_tag', 'newer', $params['continue'], null );
-
$res = $this->select( __METHOD__ );
-
- $ok = true;
-
foreach ( $res as $row ) {
- if ( !$ok ) {
- break;
- }
- $ok = $this->doTag( $row->ct_tag, $this->fld_hitcount ? $row->hitcount : 0 );
+ $tags[$row->ct_tag] = (int)$row->hitcount;
}
- // include tags with no hits yet
- foreach ( ChangeTags::listDefinedTags() as $tag ) {
- if ( !$ok ) {
+ # Now make sure the array is sorted for proper continuation
+ ksort( $tags );
+
+ $count = 0;
+ foreach ( $tags as $tagName => $hitcount ) {
+ if ( ++$count > $limit ) {
+ $this->setContinueEnumParameter( 'continue', $tagName );
break;
}
- $ok = $this->doTag( $tag, 0 );
- }
-
- $this->result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'tag' );
- }
- private function doTag( $tagName, $hitcount ) {
- static $count = 0;
- static $doneTags = array();
+ $tag = array();
+ $tag['name'] = $tagName;
- if ( in_array( $tagName, $doneTags ) ) {
- return true;
- }
-
- if ( ++$count > $this->limit ) {
- $this->setContinueEnumParameter( 'continue', $tagName );
-
- return false;
- }
-
- $tag = array();
- $tag['name'] = $tagName;
-
- if ( $this->fld_displayname ) {
- $tag['displayname'] = ChangeTags::tagDescription( $tagName );
- }
-
- if ( $this->fld_description ) {
- $msg = wfMessage( "tag-$tagName-description" );
- $tag['description'] = $msg->exists() ? $msg->text() : '';
- }
+ if ( $fld_displayname ) {
+ $tag['displayname'] = ChangeTags::tagDescription( $tagName );
+ }
- if ( $this->fld_hitcount ) {
- $tag['hitcount'] = $hitcount;
- }
+ if ( $fld_description ) {
+ $msg = $this->msg( "tag-$tagName-description" );
+ $tag['description'] = $msg->exists() ? $msg->text() : '';
+ }
- $doneTags[] = $tagName;
+ if ( $fld_hitcount ) {
+ $tag['hitcount'] = $hitcount;
+ }
- $fit = $this->result->addValue( array( 'query', $this->getModuleName() ), null, $tag );
- if ( !$fit ) {
- $this->setContinueEnumParameter( 'continue', $tagName );
+ if ( $fld_defined && isset( $definedTags[$tagName] ) ) {
+ $tag['defined'] = '';
+ }
- return false;
+ $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $tag );
+ if ( !$fit ) {
+ $this->setContinueEnumParameter( 'continue', $tagName );
+ break;
+ }
}
- return true;
+ $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'tag' );
}
public function getCacheMode( $params ) {
'name',
'displayname',
'description',
- 'hitcount'
+ 'hitcount',
+ 'defined',
),
ApiBase::PARAM_ISMULTI => true
)
protected function getExamplesMessages() {
return array(
- 'action=query&list=tags&tgprop=displayname|description|hitcount'
+ 'action=query&list=tags&tgprop=displayname|description|hitcount|defined'
=> 'apihelp-query+tags-example-simple',
);
}