public function modifyQuery(DpleQuery &$query)
 {
     $dbr = $query->getDbr();
     $tableName = $dbr->tableName('revision');
     /** Add condition based on @ref $createdby_. */
     if ($this->createdby_) {
         $table = "{$tableName} AS rev_c";
         $query->addTables($table);
         $cond = $this->buildIn($this->createdby_);
         $query->addJoinCond($table, 'INNER JOIN', array('page_id = rev_c.rev_page', 'rev_c.rev_parent_id = 0'));
         $query->addConds("rev_c.rev_user {$cond}");
     }
     /** Add condition based on @ref $notCreatedby_. */
     if ($this->notCreatedby_) {
         $table = "{$tableName} AS rev_nc";
         $query->addTables($table);
         $cond = 'NOT' . $this->buildIn($this->notCreatedby_);
         $query->addJoinCond($table, 'INNER JOIN', array('page_id = rev_nc.rev_page', 'rev_nc.rev_parent_id = 0'));
         $query->addConds("rev_nc.rev_user {$cond}");
     }
     /** Add condition based on @ref $lastmodifiedby_. */
     if ($this->lastmodifiedby_) {
         $table = "{$tableName} AS rev_l";
         $query->addTables($table);
         $cond = $this->buildIn($this->lastmodifiedby_);
         $query->addJoinCond($table, 'INNER JOIN', array('page_latest = rev_l.rev_id'));
         $query->addConds("rev_l.rev_user {$cond}");
     }
     /** Add condition based on @ref $notLastmodifiedby_. */
     if ($this->notLastmodifiedby_) {
         $table = "{$tableName} AS rev_nl";
         $query->addTables($table);
         $cond = 'NOT' . $this->buildIn($this->notLastmodifiedby_);
         $query->addJoinCond($table, 'INNER JOIN', array('page_latest = rev_nl.rev_id'));
         $query->addConds("rev_nl.rev_user {$cond}");
     }
     /** Add condition based on @ref $modifiedby_. */
     if ($this->modifiedby_) {
         $table = "{$tableName} AS rev_m";
         $query->addTables($table);
         $cond = $this->buildIn($this->modifiedby_);
         $query->addJoinCond($table, 'INNER JOIN', array('page_id = rev_m.rev_page'));
         $query->addConds("rev_m.rev_user {$cond}");
         $query->setOption('DISTINCT');
     }
     /** Add condition based on @ref $notModifiedby_. */
     if ($this->notModifiedby_) {
         $table = "{$tableName} AS rev_nm";
         $query->addTables($table);
         $cond = $this->buildIn($this->notModifiedby_);
         $query->addJoinCond($table, 'LEFT OUTER JOIN', array('page_id = rev_nm.rev_page', "rev_nm.rev_user {$cond}"));
         $query->addConds(array('rev_nm.rev_page' => null));
         $query->setOption('DISTINCT');
     }
 }
 /**
  * @brief Modify a given query.
  *
  * Add table aliases `{$tableAlias_}1, {$tableAlias_}2, ...` to
  * DpleQuery::$tables_.
  *
  * @param DpleQuery $query Query object.
  */
 public function modifyQuery(DpleQuery &$query)
 {
     $dbr = $query->getDbr();
     $tableName = $dbr->tableName($this->tableName_);
     $n = 1;
     /** Add conditions based on @ref $linkedTitles_. */
     for ($i = 0; $i < $this->linkedCount_; $i++) {
         $table = "{$tableName} AS {$this->tableAlias_}{$n}";
         $query->addTables($table);
         $query->addJoinCond($table, 'INNER JOIN', $this->transformJoinConds_($dbr, $n, $this->linkedTitles_[$i]));
         $n++;
     }
     /** Add conditions based on @ref $notLinkedTitles_. */
     for ($i = 0; $i < $this->notLinkedCount_; $i++) {
         $table = "{$tableName} AS {$this->tableAlias_}{$n}";
         $query->addTables($table);
         $query->addJoinCond($table, 'LEFT OUTER JOIN', $this->transformJoinConds_($dbr, $n, $this->notLinkedTitles_[$i]));
         $query->addConds(array("{$this->tableAlias_}{$n}.{$this->tableColumn_}" => null));
         $n++;
     }
 }