mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/DiscussionTools
synced 2024-11-30 19:16:39 +00:00
af54bae2ec
While in many cases the class will never be sub-classed, it's easier just to always use static:: and not worry about predicting which classes might have problems in the future. Change-Id: I23072a1701b5acf62bb3379a877de97627d8fcf3
156 lines
3.8 KiB
PHP
156 lines
3.8 KiB
PHP
<?php
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namespace MediaWiki\Extension\DiscussionTools;
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use IContextSource;
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use MediaWiki\Cache\LinkBatchFactory;
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use MediaWiki\Linker\LinkRenderer;
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use MWException;
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use OOUI;
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use TablePager;
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use Title;
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class TopicSubscriptionsPager extends TablePager {
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/**
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* Map of our field names (see ::getFieldNames()) to the column names actually used for
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* pagination. This is needed to ensure that the values are unique, and that pagination
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* won't get "stuck" when e.g. 50 subscriptions are all created within a second.
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*/
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private const INDEX_FIELDS = [
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'_topic' => [ 'sub_id' ],
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// TODO Add indexes that cover these fields to enable sorting by them
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// 'sub_state' => [ 'sub_state', 'sub_item' ],
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// 'sub_created' => [ 'sub_created', 'sub_item' ],
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// 'sub_notified' => [ 'sub_notified', 'sub_item' ],
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];
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/** @var LinkBatchFactory */
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private $linkBatchFactory;
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/**
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* @param IContextSource $context
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* @param LinkRenderer $linkRenderer
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* @param LinkBatchFactory $linkBatchFactory
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*/
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public function __construct(
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IContextSource $context,
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LinkRenderer $linkRenderer,
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LinkBatchFactory $linkBatchFactory
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) {
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parent::__construct( $context, $linkRenderer );
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$this->linkBatchFactory = $linkBatchFactory;
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}
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/**
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* @inheritDoc
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*/
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public function preprocessResults( $result ) {
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$lb = $this->linkBatchFactory->newLinkBatch();
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foreach ( $result as $row ) {
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$lb->add( $row->sub_namespace, $row->sub_title );
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}
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$lb->execute();
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}
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/**
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* @inheritDoc
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*/
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protected function getFieldNames() {
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return [
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'_topic' => $this->msg( 'discussiontools-topicsubscription-pager-topic' )->text(),
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'_page' => $this->msg( 'discussiontools-topicsubscription-pager-page' )->text(),
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'_unsubscribe' => $this->msg( 'discussiontools-topicsubscription-pager-actions' )->text(),
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];
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}
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/**
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* @inheritDoc
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*/
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public function formatValue( $field, $value ) {
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/** @var stdClass $row */
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$row = $this->mCurrentRow;
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$linkRenderer = $this->getLinkRenderer();
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switch ( $field ) {
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case '_topic':
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$titleSection = Title::makeTitleSafe( $row->sub_namespace, $row->sub_title, $row->sub_section );
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return $linkRenderer->makeLink( $titleSection, $row->sub_section );
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case '_page':
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$title = Title::makeTitleSafe( $row->sub_namespace, $row->sub_title );
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return $linkRenderer->makeLink( $title, $title->getPrefixedText() );
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case '_unsubscribe':
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$title = Title::makeTitleSafe( $row->sub_namespace, $row->sub_title );
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return (string)new OOUI\ButtonWidget( [
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'label' => $this->msg( 'discussiontools-topicsubscription-pager-unsubscribe-button' )->text(),
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'framed' => false,
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'flags' => [ 'destructive' ],
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'href' => $title->getLinkURL( [
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'action' => 'dtunsubscribe',
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'commentname' => $row->sub_item,
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] ),
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] );
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default:
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throw new MWException( "Unknown field '$field'" );
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}
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}
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/**
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* @inheritDoc
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*/
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protected function getCellAttrs( $field, $value ) {
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$attrs = parent::getCellAttrs( $field, $value );
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if ( $field === '_unsubscribe' ) {
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$attrs['style'] = 'text-align: center;';
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}
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return $attrs;
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}
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/**
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* @inheritDoc
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*/
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public function getQueryInfo() {
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return [
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'tables' => [
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'discussiontools_subscription',
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],
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'fields' => [
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'sub_id',
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'sub_item',
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'sub_namespace',
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'sub_title',
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'sub_section',
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],
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'conds' => [
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'sub_user' => $this->getUser()->getId(),
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'sub_state != ' . SubscriptionStore::STATE_UNSUBSCRIBED,
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],
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];
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}
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/**
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* @inheritDoc
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*/
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public function getDefaultSort() {
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return '_topic';
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}
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/**
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* @inheritDoc
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*/
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public function getIndexField() {
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return [ static::INDEX_FIELDS[$this->mSort] ];
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}
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/**
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* @inheritDoc
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*/
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protected function isFieldSortable( $field ) {
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// Topic is set to the auto-ID field (sub_id), so sorting by it is not very useful
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return isset( static::INDEX_FIELDS[$field] ) && $field !== '_topic';
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}
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}
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