106 lines
2.7 KiB
PHP
106 lines
2.7 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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namespace MediaWiki\Revision;
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use Wikimedia\Rdbms\IReadableDatabase;
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use Wikimedia\Rdbms\SelectQueryBuilder;
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/**
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* Help and centralize querying revision table.
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*
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* @since 1.41
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*/
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class RevisionSelectQueryBuilder extends SelectQueryBuilder {
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/**
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* @internal use RevisionStore::newSelectQueryBuilder() instead.
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* @param IReadableDatabase $db
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*/
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public function __construct( IReadableDatabase $db ) {
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parent::__construct( $db );
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$this->select( [
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'rev_id',
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'rev_page',
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'rev_timestamp',
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'rev_minor_edit',
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'rev_deleted',
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'rev_len',
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'rev_parent_id',
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'rev_sha1',
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'rev_user' => 'actor_rev_user.actor_user',
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'rev_user_text' => 'actor_rev_user.actor_name',
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'rev_actor' => 'rev_actor'
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] )
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->from( 'revision' )
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->join( 'actor', 'actor_rev_user', 'actor_rev_user.actor_id = rev_actor' );
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}
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/**
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* Join the query with user table and add user_name field.
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*
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* @return $this
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*/
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public function joinUser() {
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$this->field( 'user_name' )
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->leftJoin(
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'user',
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null,
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[ $this->db->expr( 'actor_rev_user.actor_user', '!=', 0 ), "user_id = actor_rev_user.actor_user" ]
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);
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return $this;
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}
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/**
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* Join the query with page table and several fields to allow easier query.
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*
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* @return $this
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*/
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public function joinPage() {
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$this->fields( [
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'page_namespace',
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'page_title',
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'page_id',
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'page_latest',
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'page_is_redirect',
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'page_len',
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] )
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->join( 'page', null, 'page_id = rev_page' );
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return $this;
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}
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/**
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* Join the query with comment table and several fields to allow easier query.
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*
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* @return $this
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*/
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public function joinComment() {
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$this->fields( [
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'rev_comment_text' => 'comment_rev_comment.comment_text',
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'rev_comment_data' => 'comment_rev_comment.comment_data',
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'rev_comment_cid' => 'comment_rev_comment.comment_id',
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] );
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$this->join( 'comment', "comment_rev_comment", 'comment_rev_comment.comment_id = rev_comment_id' );
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return $this;
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}
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}
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