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EDITING: Limit.php

<?php

/**
 * `LIMIT` keyword parser.
 */

namespace SqlParser\Components;

use SqlParser\Component;
use SqlParser\Parser;
use SqlParser\Token;
use SqlParser\TokensList;

/**
 * `LIMIT` keyword parser.
 *
 * @category   Keywords
 *
 * @license    https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
 */
class Limit extends Component
{
    /**
     * The number of rows skipped.
     *
     * @var int
     */
    public $offset;

/**
     * The number of rows to be returned.
     *
     * @var int
     */
    public $rowCount;

/**
     * Constructor.
     *
     * @param int $rowCount the row count
     * @param int $offset   the offset
     */
    public function __construct($rowCount = 0, $offset = 0)
    {
        $this->rowCount = $rowCount;
        $this->offset = $offset;
    }

/**
     * @param Parser     $parser  the parser that serves as context
     * @param TokensList $list    the list of tokens that are being parsed
     * @param array      $options parameters for parsing
     *
     * @return Limit
     */
    public static function parse(Parser $parser, TokensList $list, array $options = array())
    {
        $ret = new self();

$offset = false;

for (; $list->idx < $list->count; ++$list->idx) {
            /**
             * Token parsed at this moment.
             *
             * @var Token
             */
            $token = $list->tokens[$list->idx];

// End of statement.
            if ($token->type === Token::TYPE_DELIMITER) {
                break;
            }

// Skipping whitespaces and comments.
            if (($token->type === Token::TYPE_WHITESPACE) || ($token->type === Token::TYPE_COMMENT)) {
                continue;
            }

if (($token->type === Token::TYPE_KEYWORD) && ($token->flags & Token::FLAG_KEYWORD_RESERVED)) {
                break;
            }

if (($token->type === Token::TYPE_KEYWORD) && ($token->value === 'OFFSET')) {
                if ($offset) {
                    $parser->error(__('An offset was expected.'), $token);
                }
                $offset = true;
                continue;
            }

if (($token->type === Token::TYPE_OPERATOR) && ($token->value === ',')) {
                $ret->offset = $ret->rowCount;
                $ret->rowCount = 0;
                continue;
            }

if ($offset) {
                $ret->offset = $token->value;
                $offset = false;
            } else {
                $ret->rowCount = $token->value;
            }
        }

if ($offset) {
            $parser->error(
                __('An offset was expected.'),
                $list->tokens[$list->idx - 1]
            );
        }

--$list->idx;

return $ret;
    }

/**
     * @param Limit $component the component to be built
     * @param array $options   parameters for building
     *
     * @return string
     */
    public static function build($component, array $options = array())
    {
        return $component->offset . ', ' . $component->rowCount;
    }
}

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 AlterOperation.php	PHP	7 KB	2017-01-23 19:20	EDIT
📄 Array2d.php	PHP	3.5 KB	2017-01-23 19:20	EDIT
📄 ArrayObj.php	PHP	5 KB	2017-01-23 19:20	EDIT
📄 CaseExpression.php	PHP	7.3 KB	2017-01-23 19:20	EDIT
📄 Condition.php	PHP	5.9 KB	2017-01-23 19:20	EDIT
📄 CreateDefinition.php	PHP	10.2 KB	2017-01-23 19:20	EDIT
📄 DataType.php	PHP	4.4 KB	2017-01-23 19:20	EDIT
📄 Expression.php	PHP	14.7 KB	2017-01-23 19:20	EDIT
📄 ExpressionArray.php	PHP	3.4 KB	2017-01-23 19:20	EDIT
📄 FunctionCall.php	PHP	3 KB	2017-01-23 19:20	EDIT
📄 IntoKeyword.php	PHP	7.1 KB	2017-01-23 19:20	EDIT
📄 JoinKeyword.php	PHP	5.7 KB	2017-01-23 19:20	EDIT
📄 Key.php	PHP	5.3 KB	2017-01-23 19:20	EDIT
📄 Limit.php	PHP	3 KB	2017-01-23 19:20	EDIT
📄 OptionsArray.php	PHP	12 KB	2017-01-23 19:20	EDIT
📄 OrderKeyword.php	PHP	3.5 KB	2017-01-23 19:20	EDIT
📄 ParameterDefinition.php	PHP	4.2 KB	2017-01-23 19:20	EDIT
📄 PartitionDefinition.php	PHP	6.4 KB	2017-01-23 19:20	EDIT
📄 Reference.php	PHP	3.8 KB	2017-01-23 19:20	EDIT
📄 RenameOperation.php	PHP	4.6 KB	2017-01-23 19:20	EDIT
📄 SetOperation.php	PHP	3.4 KB	2017-01-23 19:20	EDIT
📄 UnionKeyword.php	PHP	754 B	2017-01-23 19:20	EDIT