PostgresResultWrapper.php

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<?php
 
namespace Wikimedia\Rdbms;
 
use Wikimedia\AtEase\AtEase;
 
class PostgresResultWrapper extends ResultWrapper {
    private $db;
    private $handle;
    private $result;
 
    public function __construct( DatabasePostgres $db, $handle, $result ) {
        $this->db = $db;
        $this->handle = $handle;
        $this->result = $result;
    }
 
    public function getInternalResult() {
        return $this->result;
    }
 
    protected function doNumRows() {
        return pg_num_rows( $this->result );
    }
 
    protected function doFetchObject() {
        AtEase::suppressWarnings();
        $row = pg_fetch_object( $this->result );
        AtEase::restoreWarnings();
        return $row;
    }
 
    protected function doFetchRow() {
        AtEase::suppressWarnings();
        $row = pg_fetch_array( $this->result );
        AtEase::restoreWarnings();
        return $row;
    }
 
    protected function doSeek( $pos ) {
        pg_result_seek( $this->result, $pos );
    }
 
    protected function doFree() {
        return pg_free_result( $this->result );
    }
 
    protected function doGetFieldNames() {
        $names = [];
        $n = pg_num_fields( $this->result );
        for ( $i = 0; $i < $n; $i++ ) {
            $names[] = pg_field_name( $this->result, $i );
        }
        return $names;
    }
}