Ümit Tunç
127 lines
3.4 KiB
PHP
127 lines
3.4 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace PhpMyAdmin\SqlParser\Components;
|
|
|
|
use PhpMyAdmin\SqlParser\Component;
|
|
use PhpMyAdmin\SqlParser\Parser;
|
|
use PhpMyAdmin\SqlParser\Token;
|
|
use PhpMyAdmin\SqlParser\TokensList;
|
|
use PhpMyAdmin\SqlParser\Translator;
|
|
|
|
use function count;
|
|
use function sprintf;
|
|
|
|
/**
|
|
* `VALUES` keyword parser.
|
|
*
|
|
* @final
|
|
*/
|
|
class Array2d extends Component
|
|
{
|
|
/**
|
|
* @param Parser $parser the parser that serves as context
|
|
* @param TokensList $list the list of tokens that are being parsed
|
|
* @param array<string, mixed> $options parameters for parsing
|
|
*
|
|
* @return ArrayObj[]
|
|
*/
|
|
public static function parse(Parser $parser, TokensList $list, array $options = [])
|
|
{
|
|
$ret = [];
|
|
|
|
/**
|
|
* The number of values in each set.
|
|
*
|
|
* @var int
|
|
*/
|
|
$count = -1;
|
|
|
|
/**
|
|
* The state of the parser.
|
|
*
|
|
* Below are the states of the parser.
|
|
*
|
|
* 0 ----------------------[ array ]----------------------> 1
|
|
*
|
|
* 1 ------------------------[ , ]------------------------> 0
|
|
* 1 -----------------------[ else ]----------------------> (END)
|
|
*
|
|
* @var int
|
|
*/
|
|
$state = 0;
|
|
|
|
for (; $list->idx < $list->count; ++$list->idx) {
|
|
/**
|
|
* Token parsed at this moment.
|
|
*/
|
|
$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) || ($token->type === Token::TYPE_COMMENT)) {
|
|
continue;
|
|
}
|
|
|
|
// No keyword is expected.
|
|
if (($token->type === Token::TYPE_KEYWORD) && ($token->flags & Token::FLAG_KEYWORD_RESERVED)) {
|
|
break;
|
|
}
|
|
|
|
if ($state === 0) {
|
|
if ($token->value !== '(') {
|
|
break;
|
|
}
|
|
|
|
$arr = ArrayObj::parse($parser, $list, $options);
|
|
$arrCount = count($arr->values);
|
|
if ($count === -1) {
|
|
$count = $arrCount;
|
|
} elseif ($arrCount !== $count) {
|
|
$parser->error(
|
|
sprintf(
|
|
Translator::gettext('%1$d values were expected, but found %2$d.'),
|
|
$count,
|
|
$arrCount
|
|
),
|
|
$token
|
|
);
|
|
}
|
|
|
|
$ret[] = $arr;
|
|
$state = 1;
|
|
} elseif ($state === 1) {
|
|
if ($token->value !== ',') {
|
|
break;
|
|
}
|
|
|
|
$state = 0;
|
|
}
|
|
}
|
|
|
|
if ($state === 0) {
|
|
$parser->error('An opening bracket followed by a set of values was expected.', $list->tokens[$list->idx]);
|
|
}
|
|
|
|
--$list->idx;
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* @param ArrayObj[] $component the component to be built
|
|
* @param array<string, mixed> $options parameters for building
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function build($component, array $options = [])
|
|
{
|
|
return ArrayObj::build($component);
|
|
}
|
|
}
|